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Bump github.com/hashicorp/terraform-plugin-sdk/v2 from 2.26.1 to 2.27.0

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Bumps [github.com/hashicorp/terraform-plugin-sdk/v2](https://github.com/hashicorp/terraform-plugin-sdk) from 2.26.1 to 2.27.0.
- [Release notes](https://github.com/hashicorp/terraform-plugin-sdk/releases)
- [Changelog](https://github.com/hashicorp/terraform-plugin-sdk/blob/main/CHANGELOG.md)
- [Commits](https://github.com/hashicorp/terraform-plugin-sdk/compare/v2.26.1...v2.27.0)

---
updated-dependencies:
- dependency-name: github.com/hashicorp/terraform-plugin-sdk/v2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
This commit is contained in:
dependabot[bot]
2023-07-03 20:21:30 +00:00
committed by GitHub
parent b2403e2569
commit 910ccdb092
722 changed files with 31260 additions and 8125 deletions
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25
vendor/google.golang.org/grpc/CONTRIBUTING.md generated vendored
View File

@ -20,6 +20,15 @@ How to get your contributions merged smoothly and quickly.
both author's & review's time is wasted. Create more PRs to address different
concerns and everyone will be happy.
- If you are searching for features to work on, issues labeled [Status: Help
Wanted](https://github.com/grpc/grpc-go/issues?q=is%3Aissue+is%3Aopen+sort%3Aupdated-desc+label%3A%22Status%3A+Help+Wanted%22)
is a great place to start. These issues are well-documented and usually can be
resolved with a single pull request.
- If you are adding a new file, make sure it has the copyright message template
at the top as a comment. You can copy over the message from an existing file
and update the year.
- The grpc package should only depend on standard Go packages and a small number
of exceptions. If your contribution introduces new dependencies which are NOT
in the [list](https://godoc.org/google.golang.org/grpc?imports), you need a
@ -32,14 +41,18 @@ How to get your contributions merged smoothly and quickly.
- Provide a good **PR description** as a record of **what** change is being made
and **why** it was made. Link to a github issue if it exists.
- Don't fix code style and formatting unless you are already changing that line
to address an issue. PRs with irrelevant changes won't be merged. If you do
want to fix formatting or style, do that in a separate PR.
- If you want to fix formatting or style, consider whether your changes are an
obvious improvement or might be considered a personal preference. If a style
change is based on preference, it likely will not be accepted. If it corrects
widely agreed-upon anti-patterns, then please do create a PR and explain the
benefits of the change.
- Unless your PR is trivial, you should expect there will be reviewer comments
that you'll need to address before merging. We expect you to be reasonably
responsive to those comments, otherwise the PR will be closed after 2-3 weeks
of inactivity.
that you'll need to address before merging. We'll mark it as `Status: Requires
Reporter Clarification` if we expect you to respond to these comments in a
timely manner. If the PR remains inactive for 6 days, it will be marked as
`stale` and automatically close 7 days after that if we don't hear back from
you.
- Maintain **clean commit history** and use **meaningful commit messages**. PRs
with messy commit history are difficult to review and won't be merged. Use

29
vendor/google.golang.org/grpc/attributes/attributes.go generated vendored
View File

@ -25,6 +25,11 @@
// later release.
package attributes
import (
"fmt"
"strings"
)
// Attributes is an immutable struct for storing and retrieving generic
// key/value pairs. Keys must be hashable, and users should define their own
// types for keys. Values should not be modified after they are added to an
@ -99,3 +104,27 @@ func (a *Attributes) Equal(o *Attributes) bool {
}
return true
}
// String prints the attribute map. If any key or values throughout the map
// implement fmt.Stringer, it calls that method and appends.
func (a *Attributes) String() string {
var sb strings.Builder
sb.WriteString("{")
first := true
for k, v := range a.m {
var key, val string
if str, ok := k.(interface{ String() string }); ok {
key = str.String()
}
if str, ok := v.(interface{ String() string }); ok {
val = str.String()
}
if !first {
sb.WriteString(", ")
}
sb.WriteString(fmt.Sprintf("%q: %q, ", key, val))
first = false
}
sb.WriteString("}")
return sb.String()
}

8
vendor/google.golang.org/grpc/balancer/balancer.go generated vendored
View File

@ -279,6 +279,14 @@ type PickResult struct {
// type, Done may not be called. May be nil if the balancer does not wish
// to be notified when the RPC completes.
Done func(DoneInfo)
// Metadata provides a way for LB policies to inject arbitrary per-call
// metadata. Any metadata returned here will be merged with existing
// metadata added by the client application.
//
// LB policies with child policies are responsible for propagating metadata
// injected by their children to the ClientConn, as part of Pick().
Metadata metadata.MD
}
// TransientFailureError returns e. It exists for backward compatibility and

486
vendor/google.golang.org/grpc/balancer_conn_wrappers.go generated vendored
View File

@ -25,14 +25,20 @@ import (
"sync"
"google.golang.org/grpc/balancer"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/connectivity"
"google.golang.org/grpc/internal/balancer/gracefulswitch"
"google.golang.org/grpc/internal/buffer"
"google.golang.org/grpc/internal/channelz"
"google.golang.org/grpc/internal/grpcsync"
"google.golang.org/grpc/resolver"
"google.golang.org/grpc/status"
)
type ccbMode int
const (
ccbModeActive = iota
ccbModeIdle
ccbModeClosed
ccbModeExitingIdle
)
// ccBalancerWrapper sits between the ClientConn and the Balancer.
@ -49,192 +55,101 @@ import (
// It uses the gracefulswitch.Balancer internally to ensure that balancer
// switches happen in a graceful manner.
type ccBalancerWrapper struct {
cc *ClientConn
// The following fields are initialized when the wrapper is created and are
// read-only afterwards, and therefore can be accessed without a mutex.
cc *ClientConn
opts balancer.BuildOptions
// Since these fields are accessed only from handleXxx() methods which are
// synchronized by the watcher goroutine, we do not need a mutex to protect
// these fields.
// Outgoing (gRPC --> balancer) calls are guaranteed to execute in a
// mutually exclusive manner as they are scheduled in the serializer. Fields
// accessed *only* in these serializer callbacks, can therefore be accessed
// without a mutex.
balancer *gracefulswitch.Balancer
curBalancerName string
updateCh *buffer.Unbounded // Updates written on this channel are processed by watcher().
resultCh *buffer.Unbounded // Results of calls to UpdateClientConnState() are pushed here.
closed *grpcsync.Event // Indicates if close has been called.
done *grpcsync.Event // Indicates if close has completed its work.
// mu guards access to the below fields. Access to the serializer and its
// cancel function needs to be mutex protected because they are overwritten
// when the wrapper exits idle mode.
mu sync.Mutex
serializer *grpcsync.CallbackSerializer // To serialize all outoing calls.
serializerCancel context.CancelFunc // To close the seralizer at close/enterIdle time.
mode ccbMode // Tracks the current mode of the wrapper.
}
// newCCBalancerWrapper creates a new balancer wrapper. The underlying balancer
// is not created until the switchTo() method is invoked.
func newCCBalancerWrapper(cc *ClientConn, bopts balancer.BuildOptions) *ccBalancerWrapper {
ctx, cancel := context.WithCancel(context.Background())
ccb := &ccBalancerWrapper{
cc: cc,
updateCh: buffer.NewUnbounded(),
resultCh: buffer.NewUnbounded(),
closed: grpcsync.NewEvent(),
done: grpcsync.NewEvent(),
cc: cc,
opts: bopts,
serializer: grpcsync.NewCallbackSerializer(ctx),
serializerCancel: cancel,
}
go ccb.watcher()
ccb.balancer = gracefulswitch.NewBalancer(ccb, bopts)
return ccb
}
// The following xxxUpdate structs wrap the arguments received as part of the
// corresponding update. The watcher goroutine uses the 'type' of the update to
// invoke the appropriate handler routine to handle the update.
type ccStateUpdate struct {
ccs *balancer.ClientConnState
}
type scStateUpdate struct {
sc balancer.SubConn
state connectivity.State
err error
}
type exitIdleUpdate struct{}
type resolverErrorUpdate struct {
err error
}
type switchToUpdate struct {
name string
}
type subConnUpdate struct {
acbw *acBalancerWrapper
}
// watcher is a long-running goroutine which reads updates from a channel and
// invokes corresponding methods on the underlying balancer. It ensures that
// these methods are invoked in a synchronous fashion. It also ensures that
// these methods are invoked in the order in which the updates were received.
func (ccb *ccBalancerWrapper) watcher() {
for {
select {
case u := <-ccb.updateCh.Get():
ccb.updateCh.Load()
if ccb.closed.HasFired() {
break
}
switch update := u.(type) {
case *ccStateUpdate:
ccb.handleClientConnStateChange(update.ccs)
case *scStateUpdate:
ccb.handleSubConnStateChange(update)
case *exitIdleUpdate:
ccb.handleExitIdle()
case *resolverErrorUpdate:
ccb.handleResolverError(update.err)
case *switchToUpdate:
ccb.handleSwitchTo(update.name)
case *subConnUpdate:
ccb.handleRemoveSubConn(update.acbw)
default:
logger.Errorf("ccBalancerWrapper.watcher: unknown update %+v, type %T", update, update)
}
case <-ccb.closed.Done():
}
if ccb.closed.HasFired() {
ccb.handleClose()
return
}
}
}
// updateClientConnState is invoked by grpc to push a ClientConnState update to
// the underlying balancer.
//
// Unlike other methods invoked by grpc to push updates to the underlying
// balancer, this method cannot simply push the update onto the update channel
// and return. It needs to return the error returned by the underlying balancer
// back to grpc which propagates that to the resolver.
func (ccb *ccBalancerWrapper) updateClientConnState(ccs *balancer.ClientConnState) error {
ccb.updateCh.Put(&ccStateUpdate{ccs: ccs})
var res interface{}
select {
case res = <-ccb.resultCh.Get():
ccb.resultCh.Load()
case <-ccb.closed.Done():
// Return early if the balancer wrapper is closed while we are waiting for
// the underlying balancer to process a ClientConnState update.
return nil
}
// If the returned error is nil, attempting to type assert to error leads to
// panic. So, this needs to handled separately.
if res == nil {
return nil
}
return res.(error)
}
// handleClientConnStateChange handles a ClientConnState update from the update
// channel and invokes the appropriate method on the underlying balancer.
//
// If the addresses specified in the update contain addresses of type "grpclb"
// and the selected LB policy is not "grpclb", these addresses will be filtered
// out and ccs will be modified with the updated address list.
func (ccb *ccBalancerWrapper) handleClientConnStateChange(ccs *balancer.ClientConnState) {
if ccb.curBalancerName != grpclbName {
// Filter any grpclb addresses since we don't have the grpclb balancer.
var addrs []resolver.Address
for _, addr := range ccs.ResolverState.Addresses {
if addr.Type == resolver.GRPCLB {
continue
ccb.mu.Lock()
errCh := make(chan error, 1)
// Here and everywhere else where Schedule() is called, it is done with the
// lock held. But the lock guards only the scheduling part. The actual
// callback is called asynchronously without the lock being held.
ok := ccb.serializer.Schedule(func(_ context.Context) {
// If the addresses specified in the update contain addresses of type
// "grpclb" and the selected LB policy is not "grpclb", these addresses
// will be filtered out and ccs will be modified with the updated
// address list.
if ccb.curBalancerName != grpclbName {
var addrs []resolver.Address
for _, addr := range ccs.ResolverState.Addresses {
if addr.Type == resolver.GRPCLB {
continue
}
addrs = append(addrs, addr)
}
addrs = append(addrs, addr)
ccs.ResolverState.Addresses = addrs
}
ccs.ResolverState.Addresses = addrs
errCh <- ccb.balancer.UpdateClientConnState(*ccs)
})
if !ok {
// If we are unable to schedule a function with the serializer, it
// indicates that it has been closed. A serializer is only closed when
// the wrapper is closed or is in idle.
ccb.mu.Unlock()
return fmt.Errorf("grpc: cannot send state update to a closed or idle balancer")
}
ccb.resultCh.Put(ccb.balancer.UpdateClientConnState(*ccs))
ccb.mu.Unlock()
// We get here only if the above call to Schedule succeeds, in which case it
// is guaranteed that the scheduled function will run. Therefore it is safe
// to block on this channel.
err := <-errCh
if logger.V(2) && err != nil {
logger.Infof("error from balancer.UpdateClientConnState: %v", err)
}
return err
}
// updateSubConnState is invoked by grpc to push a subConn state update to the
// underlying balancer.
func (ccb *ccBalancerWrapper) updateSubConnState(sc balancer.SubConn, s connectivity.State, err error) {
// When updating addresses for a SubConn, if the address in use is not in
// the new addresses, the old ac will be tearDown() and a new ac will be
// created. tearDown() generates a state change with Shutdown state, we
// don't want the balancer to receive this state change. So before
// tearDown() on the old ac, ac.acbw (acWrapper) will be set to nil, and
// this function will be called with (nil, Shutdown). We don't need to call
// balancer method in this case.
if sc == nil {
return
}
ccb.updateCh.Put(&scStateUpdate{
sc: sc,
state: s,
err: err,
ccb.mu.Lock()
ccb.serializer.Schedule(func(_ context.Context) {
ccb.balancer.UpdateSubConnState(sc, balancer.SubConnState{ConnectivityState: s, ConnectionError: err})
})
}
// handleSubConnStateChange handles a SubConnState update from the update
// channel and invokes the appropriate method on the underlying balancer.
func (ccb *ccBalancerWrapper) handleSubConnStateChange(update *scStateUpdate) {
ccb.balancer.UpdateSubConnState(update.sc, balancer.SubConnState{ConnectivityState: update.state, ConnectionError: update.err})
}
func (ccb *ccBalancerWrapper) exitIdle() {
ccb.updateCh.Put(&exitIdleUpdate{})
}
func (ccb *ccBalancerWrapper) handleExitIdle() {
if ccb.cc.GetState() != connectivity.Idle {
return
}
ccb.balancer.ExitIdle()
ccb.mu.Unlock()
}
func (ccb *ccBalancerWrapper) resolverError(err error) {
ccb.updateCh.Put(&resolverErrorUpdate{err: err})
}
func (ccb *ccBalancerWrapper) handleResolverError(err error) {
ccb.balancer.ResolverError(err)
ccb.mu.Lock()
ccb.serializer.Schedule(func(_ context.Context) {
ccb.balancer.ResolverError(err)
})
ccb.mu.Unlock()
}
// switchTo is invoked by grpc to instruct the balancer wrapper to switch to the
@ -248,24 +163,27 @@ func (ccb *ccBalancerWrapper) handleResolverError(err error) {
// the ccBalancerWrapper keeps track of the current LB policy name, and skips
// the graceful balancer switching process if the name does not change.
func (ccb *ccBalancerWrapper) switchTo(name string) {
ccb.updateCh.Put(&switchToUpdate{name: name})
ccb.mu.Lock()
ccb.serializer.Schedule(func(_ context.Context) {
// TODO: Other languages use case-sensitive balancer registries. We should
// switch as well. See: https://github.com/grpc/grpc-go/issues/5288.
if strings.EqualFold(ccb.curBalancerName, name) {
return
}
ccb.buildLoadBalancingPolicy(name)
})
ccb.mu.Unlock()
}
// handleSwitchTo handles a balancer switch update from the update channel. It
// calls the SwitchTo() method on the gracefulswitch.Balancer with a
// balancer.Builder corresponding to name. If no balancer.Builder is registered
// for the given name, it uses the default LB policy which is "pick_first".
func (ccb *ccBalancerWrapper) handleSwitchTo(name string) {
// TODO: Other languages use case-insensitive balancer registries. We should
// switch as well. See: https://github.com/grpc/grpc-go/issues/5288.
if strings.EqualFold(ccb.curBalancerName, name) {
return
}
// TODO: Ensure that name is a registered LB policy when we get here.
// We currently only validate the `loadBalancingConfig` field. We need to do
// the same for the `loadBalancingPolicy` field and reject the service config
// if the specified policy is not registered.
// buildLoadBalancingPolicy performs the following:
// - retrieve a balancer builder for the given name. Use the default LB
// policy, pick_first, if no LB policy with name is found in the registry.
// - instruct the gracefulswitch balancer to switch to the above builder. This
// will actually build the new balancer.
// - update the `curBalancerName` field
//
// Must be called from a serializer callback.
func (ccb *ccBalancerWrapper) buildLoadBalancingPolicy(name string) {
builder := balancer.Get(name)
if builder == nil {
channelz.Warningf(logger, ccb.cc.channelzID, "Channel switches to new LB policy %q, since the specified LB policy %q was not registered", PickFirstBalancerName, name)
@ -281,26 +199,114 @@ func (ccb *ccBalancerWrapper) handleSwitchTo(name string) {
ccb.curBalancerName = builder.Name()
}
// handleRemoveSucConn handles a request from the underlying balancer to remove
// a subConn.
//
// See comments in RemoveSubConn() for more details.
func (ccb *ccBalancerWrapper) handleRemoveSubConn(acbw *acBalancerWrapper) {
ccb.cc.removeAddrConn(acbw.getAddrConn(), errConnDrain)
}
func (ccb *ccBalancerWrapper) close() {
ccb.closed.Fire()
<-ccb.done.Done()
channelz.Info(logger, ccb.cc.channelzID, "ccBalancerWrapper: closing")
ccb.closeBalancer(ccbModeClosed)
}
func (ccb *ccBalancerWrapper) handleClose() {
ccb.balancer.Close()
ccb.done.Fire()
// enterIdleMode is invoked by grpc when the channel enters idle mode upon
// expiry of idle_timeout. This call blocks until the balancer is closed.
func (ccb *ccBalancerWrapper) enterIdleMode() {
channelz.Info(logger, ccb.cc.channelzID, "ccBalancerWrapper: entering idle mode")
ccb.closeBalancer(ccbModeIdle)
}
// closeBalancer is invoked when the channel is being closed or when it enters
// idle mode upon expiry of idle_timeout.
func (ccb *ccBalancerWrapper) closeBalancer(m ccbMode) {
ccb.mu.Lock()
if ccb.mode == ccbModeClosed || ccb.mode == ccbModeIdle {
ccb.mu.Unlock()
return
}
ccb.mode = m
done := ccb.serializer.Done
b := ccb.balancer
ok := ccb.serializer.Schedule(func(_ context.Context) {
// Close the serializer to ensure that no more calls from gRPC are sent
// to the balancer.
ccb.serializerCancel()
// Empty the current balancer name because we don't have a balancer
// anymore and also so that we act on the next call to switchTo by
// creating a new balancer specified by the new resolver.
ccb.curBalancerName = ""
})
if !ok {
ccb.mu.Unlock()
return
}
ccb.mu.Unlock()
// Give enqueued callbacks a chance to finish.
<-done
// Spawn a goroutine to close the balancer (since it may block trying to
// cleanup all allocated resources) and return early.
go b.Close()
}
// exitIdleMode is invoked by grpc when the channel exits idle mode either
// because of an RPC or because of an invocation of the Connect() API. This
// recreates the balancer that was closed previously when entering idle mode.
//
// If the channel is not in idle mode, we know for a fact that we are here as a
// result of the user calling the Connect() method on the ClientConn. In this
// case, we can simply forward the call to the underlying balancer, instructing
// it to reconnect to the backends.
func (ccb *ccBalancerWrapper) exitIdleMode() {
ccb.mu.Lock()
if ccb.mode == ccbModeClosed {
// Request to exit idle is a no-op when wrapper is already closed.
ccb.mu.Unlock()
return
}
if ccb.mode == ccbModeIdle {
// Recreate the serializer which was closed when we entered idle.
ctx, cancel := context.WithCancel(context.Background())
ccb.serializer = grpcsync.NewCallbackSerializer(ctx)
ccb.serializerCancel = cancel
}
// The ClientConn guarantees that mutual exclusion between close() and
// exitIdleMode(), and since we just created a new serializer, we can be
// sure that the below function will be scheduled.
done := make(chan struct{})
ccb.serializer.Schedule(func(_ context.Context) {
defer close(done)
ccb.mu.Lock()
defer ccb.mu.Unlock()
if ccb.mode != ccbModeIdle {
ccb.balancer.ExitIdle()
return
}
// Gracefulswitch balancer does not support a switchTo operation after
// being closed. Hence we need to create a new one here.
ccb.balancer = gracefulswitch.NewBalancer(ccb, ccb.opts)
ccb.mode = ccbModeActive
channelz.Info(logger, ccb.cc.channelzID, "ccBalancerWrapper: exiting idle mode")
})
ccb.mu.Unlock()
<-done
}
func (ccb *ccBalancerWrapper) isIdleOrClosed() bool {
ccb.mu.Lock()
defer ccb.mu.Unlock()
return ccb.mode == ccbModeIdle || ccb.mode == ccbModeClosed
}
func (ccb *ccBalancerWrapper) NewSubConn(addrs []resolver.Address, opts balancer.NewSubConnOptions) (balancer.SubConn, error) {
if len(addrs) <= 0 {
if ccb.isIdleOrClosed() {
return nil, fmt.Errorf("grpc: cannot create SubConn when balancer is closed or idle")
}
if len(addrs) == 0 {
return nil, fmt.Errorf("grpc: cannot create SubConn with empty address list")
}
ac, err := ccb.cc.newAddrConn(addrs, opts)
@ -309,31 +315,35 @@ func (ccb *ccBalancerWrapper) NewSubConn(addrs []resolver.Address, opts balancer
return nil, err
}
acbw := &acBalancerWrapper{ac: ac, producers: make(map[balancer.ProducerBuilder]*refCountedProducer)}
acbw.ac.mu.Lock()
ac.acbw = acbw
acbw.ac.mu.Unlock()
return acbw, nil
}
func (ccb *ccBalancerWrapper) RemoveSubConn(sc balancer.SubConn) {
// Before we switched the ccBalancerWrapper to use gracefulswitch.Balancer, it
// was required to handle the RemoveSubConn() method asynchronously by pushing
// the update onto the update channel. This was done to avoid a deadlock as
// switchBalancer() was holding cc.mu when calling Close() on the old
// balancer, which would in turn call RemoveSubConn().
//
// With the use of gracefulswitch.Balancer in ccBalancerWrapper, handling this
// asynchronously is probably not required anymore since the switchTo() method
// handles the balancer switch by pushing the update onto the channel.
// TODO(easwars): Handle this inline.
if ccb.isIdleOrClosed() {
// It it safe to ignore this call when the balancer is closed or in idle
// because the ClientConn takes care of closing the connections.
//
// Not returning early from here when the balancer is closed or in idle
// leads to a deadlock though, because of the following sequence of
// calls when holding cc.mu:
// cc.exitIdleMode --> ccb.enterIdleMode --> gsw.Close -->
// ccb.RemoveAddrConn --> cc.removeAddrConn
return
}
acbw, ok := sc.(*acBalancerWrapper)
if !ok {
return
}
ccb.updateCh.Put(&subConnUpdate{acbw: acbw})
ccb.cc.removeAddrConn(acbw.ac, errConnDrain)
}
func (ccb *ccBalancerWrapper) UpdateAddresses(sc balancer.SubConn, addrs []resolver.Address) {
if ccb.isIdleOrClosed() {
return
}
acbw, ok := sc.(*acBalancerWrapper)
if !ok {
return
@ -342,6 +352,10 @@ func (ccb *ccBalancerWrapper) UpdateAddresses(sc balancer.SubConn, addrs []resol
}
func (ccb *ccBalancerWrapper) UpdateState(s balancer.State) {
if ccb.isIdleOrClosed() {
return
}
// Update picker before updating state. Even though the ordering here does
// not matter, it can lead to multiple calls of Pick in the common start-up
// case where we wait for ready and then perform an RPC. If the picker is
@ -352,6 +366,10 @@ func (ccb *ccBalancerWrapper) UpdateState(s balancer.State) {
}
func (ccb *ccBalancerWrapper) ResolveNow(o resolver.ResolveNowOptions) {
if ccb.isIdleOrClosed() {
return
}
ccb.cc.resolveNow(o)
}
@ -362,71 +380,31 @@ func (ccb *ccBalancerWrapper) Target() string {
// acBalancerWrapper is a wrapper on top of ac for balancers.
// It implements balancer.SubConn interface.
type acBalancerWrapper struct {
ac *addrConn // read-only
mu sync.Mutex
ac *addrConn
producers map[balancer.ProducerBuilder]*refCountedProducer
}
func (acbw *acBalancerWrapper) String() string {
return fmt.Sprintf("SubConn(id:%d)", acbw.ac.channelzID.Int())
}
func (acbw *acBalancerWrapper) UpdateAddresses(addrs []resolver.Address) {
acbw.mu.Lock()
defer acbw.mu.Unlock()
if len(addrs) <= 0 {
acbw.ac.cc.removeAddrConn(acbw.ac, errConnDrain)
return
}
if !acbw.ac.tryUpdateAddrs(addrs) {
cc := acbw.ac.cc
opts := acbw.ac.scopts
acbw.ac.mu.Lock()
// Set old ac.acbw to nil so the Shutdown state update will be ignored
// by balancer.
//
// TODO(bar) the state transition could be wrong when tearDown() old ac
// and creating new ac, fix the transition.
acbw.ac.acbw = nil
acbw.ac.mu.Unlock()
acState := acbw.ac.getState()
acbw.ac.cc.removeAddrConn(acbw.ac, errConnDrain)
if acState == connectivity.Shutdown {
return
}
newAC, err := cc.newAddrConn(addrs, opts)
if err != nil {
channelz.Warningf(logger, acbw.ac.channelzID, "acBalancerWrapper: UpdateAddresses: failed to newAddrConn: %v", err)
return
}
acbw.ac = newAC
newAC.mu.Lock()
newAC.acbw = acbw
newAC.mu.Unlock()
if acState != connectivity.Idle {
go newAC.connect()
}
}
acbw.ac.updateAddrs(addrs)
}
func (acbw *acBalancerWrapper) Connect() {
acbw.mu.Lock()
defer acbw.mu.Unlock()
go acbw.ac.connect()
}
func (acbw *acBalancerWrapper) getAddrConn() *addrConn {
acbw.mu.Lock()
defer acbw.mu.Unlock()
return acbw.ac
}
var errSubConnNotReady = status.Error(codes.Unavailable, "SubConn not currently connected")
// NewStream begins a streaming RPC on the addrConn. If the addrConn is not
// ready, returns errSubConnNotReady.
// ready, blocks until it is or ctx expires. Returns an error when the context
// expires or the addrConn is shut down.
func (acbw *acBalancerWrapper) NewStream(ctx context.Context, desc *StreamDesc, method string, opts ...CallOption) (ClientStream, error) {
transport := acbw.ac.getReadyTransport()
if transport == nil {
return nil, errSubConnNotReady
transport, err := acbw.ac.getTransport(ctx)
if err != nil {
return nil, err
}
return newNonRetryClientStream(ctx, desc, method, transport, acbw.ac, opts...)
}

9
vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go generated vendored
View File

@ -18,14 +18,13 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.25.0
// protoc v3.14.0
// protoc-gen-go v1.30.0
// protoc v4.22.0
// source: grpc/binlog/v1/binarylog.proto
package grpc_binarylog_v1
import (
proto "github.com/golang/protobuf/proto"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
durationpb "google.golang.org/protobuf/types/known/durationpb"
@ -41,10 +40,6 @@ const (
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
// Enumerates the type of event
// Note the terminology is different from the RPC semantics
// definition, but the same meaning is expressed here.

5
vendor/google.golang.org/grpc/call.go generated vendored
View File

@ -27,6 +27,11 @@ import (
//
// All errors returned by Invoke are compatible with the status package.
func (cc *ClientConn) Invoke(ctx context.Context, method string, args, reply interface{}, opts ...CallOption) error {
if err := cc.idlenessMgr.onCallBegin(); err != nil {
return err
}
defer cc.idlenessMgr.onCallEnd()
// allow interceptor to see all applicable call options, which means those
// configured as defaults from dial option as well as per-call options
opts = combine(cc.dopts.callOptions, opts)

691
vendor/google.golang.org/grpc/clientconn.go generated vendored
View File

File diff suppressed because it is too large Load Diff

51
vendor/google.golang.org/grpc/codes/code_string.go generated vendored
View File

@ -18,7 +18,15 @@
package codes
import "strconv"
import (
"strconv"
"google.golang.org/grpc/internal"
)
func init() {
internal.CanonicalString = canonicalString
}
func (c Code) String() string {
switch c {
@ -60,3 +68,44 @@ func (c Code) String() string {
return "Code(" + strconv.FormatInt(int64(c), 10) + ")"
}
}
func canonicalString(c Code) string {
switch c {
case OK:
return "OK"
case Canceled:
return "CANCELLED"
case Unknown:
return "UNKNOWN"
case InvalidArgument:
return "INVALID_ARGUMENT"
case DeadlineExceeded:
return "DEADLINE_EXCEEDED"
case NotFound:
return "NOT_FOUND"
case AlreadyExists:
return "ALREADY_EXISTS"
case PermissionDenied:
return "PERMISSION_DENIED"
case ResourceExhausted:
return "RESOURCE_EXHAUSTED"
case FailedPrecondition:
return "FAILED_PRECONDITION"
case Aborted:
return "ABORTED"
case OutOfRange:
return "OUT_OF_RANGE"
case Unimplemented:
return "UNIMPLEMENTED"
case Internal:
return "INTERNAL"
case Unavailable:
return "UNAVAILABLE"
case DataLoss:
return "DATA_LOSS"
case Unauthenticated:
return "UNAUTHENTICATED"
default:
return "CODE(" + strconv.FormatInt(int64(c), 10) + ")"
}
}

4
vendor/google.golang.org/grpc/credentials/tls.go generated vendored
View File

@ -23,9 +23,9 @@ import (
"crypto/tls"
"crypto/x509"
"fmt"
"io/ioutil"
"net"
"net/url"
"os"
credinternal "google.golang.org/grpc/internal/credentials"
)
@ -166,7 +166,7 @@ func NewClientTLSFromCert(cp *x509.CertPool, serverNameOverride string) Transpor
// it will override the virtual host name of authority (e.g. :authority header
// field) in requests.
func NewClientTLSFromFile(certFile, serverNameOverride string) (TransportCredentials, error) {
b, err := ioutil.ReadFile(certFile)
b, err := os.ReadFile(certFile)
if err != nil {
return nil, err
}

72
vendor/google.golang.org/grpc/dialoptions.go generated vendored
View File

@ -38,12 +38,14 @@ import (
func init() {
internal.AddGlobalDialOptions = func(opt ...DialOption) {
extraDialOptions = append(extraDialOptions, opt...)
globalDialOptions = append(globalDialOptions, opt...)
}
internal.ClearGlobalDialOptions = func() {
extraDialOptions = nil
globalDialOptions = nil
}
internal.WithBinaryLogger = withBinaryLogger
internal.JoinDialOptions = newJoinDialOption
internal.DisableGlobalDialOptions = newDisableGlobalDialOptions
}
// dialOptions configure a Dial call. dialOptions are set by the DialOption
@ -75,6 +77,7 @@ type dialOptions struct {
defaultServiceConfig *ServiceConfig // defaultServiceConfig is parsed from defaultServiceConfigRawJSON.
defaultServiceConfigRawJSON *string
resolvers []resolver.Builder
idleTimeout time.Duration
}
// DialOption configures how we set up the connection.
@ -82,7 +85,7 @@ type DialOption interface {
apply(*dialOptions)
}
var extraDialOptions []DialOption
var globalDialOptions []DialOption
// EmptyDialOption does not alter the dial configuration. It can be embedded in
// another structure to build custom dial options.
@ -95,6 +98,16 @@ type EmptyDialOption struct{}
func (EmptyDialOption) apply(*dialOptions) {}
type disableGlobalDialOptions struct{}
func (disableGlobalDialOptions) apply(*dialOptions) {}
// newDisableGlobalDialOptions returns a DialOption that prevents the ClientConn
// from applying the global DialOptions (set via AddGlobalDialOptions).
func newDisableGlobalDialOptions() DialOption {
return &disableGlobalDialOptions{}
}
// funcDialOption wraps a function that modifies dialOptions into an
// implementation of the DialOption interface.
type funcDialOption struct {
@ -111,13 +124,28 @@ func newFuncDialOption(f func(*dialOptions)) *funcDialOption {
}
}
type joinDialOption struct {
opts []DialOption
}
func (jdo *joinDialOption) apply(do *dialOptions) {
for _, opt := range jdo.opts {
opt.apply(do)
}
}
func newJoinDialOption(opts ...DialOption) DialOption {
return &joinDialOption{opts: opts}
}
// WithWriteBufferSize determines how much data can be batched before doing a
// write on the wire. The corresponding memory allocation for this buffer will
// be twice the size to keep syscalls low. The default value for this buffer is
// 32KB.
//
// Zero will disable the write buffer such that each write will be on underlying
// connection. Note: A Send call may not directly translate to a write.
// Zero or negative values will disable the write buffer such that each write
// will be on underlying connection. Note: A Send call may not directly
// translate to a write.
func WithWriteBufferSize(s int) DialOption {
return newFuncDialOption(func(o *dialOptions) {
o.copts.WriteBufferSize = s
@ -127,8 +155,9 @@ func WithWriteBufferSize(s int) DialOption {
// WithReadBufferSize lets you set the size of read buffer, this determines how
// much data can be read at most for each read syscall.
//
// The default value for this buffer is 32KB. Zero will disable read buffer for
// a connection so data framer can access the underlying conn directly.
// The default value for this buffer is 32KB. Zero or negative values will
// disable read buffer for a connection so data framer can access the
// underlying conn directly.
func WithReadBufferSize(s int) DialOption {
return newFuncDialOption(func(o *dialOptions) {
o.copts.ReadBufferSize = s
@ -267,6 +296,9 @@ func withBackoff(bs internalbackoff.Strategy) DialOption {
// WithBlock returns a DialOption which makes callers of Dial block until the
// underlying connection is up. Without this, Dial returns immediately and
// connecting the server happens in background.
//
// Use of this feature is not recommended. For more information, please see:
// https://github.com/grpc/grpc-go/blob/master/Documentation/anti-patterns.md
func WithBlock() DialOption {
return newFuncDialOption(func(o *dialOptions) {
o.block = true
@ -278,6 +310,9 @@ func WithBlock() DialOption {
// the context.DeadlineExceeded error.
// Implies WithBlock()
//
// Use of this feature is not recommended. For more information, please see:
// https://github.com/grpc/grpc-go/blob/master/Documentation/anti-patterns.md
//
// # Experimental
//
// Notice: This API is EXPERIMENTAL and may be changed or removed in a
@ -420,6 +455,9 @@ func withBinaryLogger(bl binarylog.Logger) DialOption {
// FailOnNonTempDialError only affects the initial dial, and does not do
// anything useful unless you are also using WithBlock().
//
// Use of this feature is not recommended. For more information, please see:
// https://github.com/grpc/grpc-go/blob/master/Documentation/anti-patterns.md
//
// # Experimental
//
// Notice: This API is EXPERIMENTAL and may be changed or removed in a
@ -618,3 +656,23 @@ func WithResolvers(rs ...resolver.Builder) DialOption {
o.resolvers = append(o.resolvers, rs...)
})
}
// WithIdleTimeout returns a DialOption that configures an idle timeout for the
// channel. If the channel is idle for the configured timeout, i.e there are no
// ongoing RPCs and no new RPCs are initiated, the channel will enter idle mode
// and as a result the name resolver and load balancer will be shut down. The
// channel will exit idle mode when the Connect() method is called or when an
// RPC is initiated.
//
// By default this feature is disabled, which can also be explicitly configured
// by passing zero to this function.
//
// # Experimental
//
// Notice: This API is EXPERIMENTAL and may be changed or removed in a
// later release.
func WithIdleTimeout(d time.Duration) DialOption {
return newFuncDialOption(func(o *dialOptions) {
o.idleTimeout = d
})
}

4
vendor/google.golang.org/grpc/encoding/encoding.go generated vendored
View File

@ -75,7 +75,9 @@ var registeredCompressor = make(map[string]Compressor)
// registered with the same name, the one registered last will take effect.
func RegisterCompressor(c Compressor) {
registeredCompressor[c.Name()] = c
grpcutil.RegisteredCompressorNames = append(grpcutil.RegisteredCompressorNames, c.Name())
if !grpcutil.IsCompressorNameRegistered(c.Name()) {
grpcutil.RegisteredCompressorNames = append(grpcutil.RegisteredCompressorNames, c.Name())
}
}
// GetCompressor returns Compressor for the given compressor name.

7
vendor/google.golang.org/grpc/grpclog/loggerv2.go generated vendored
View File

@ -22,7 +22,6 @@ import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"log"
"os"
"strconv"
@ -140,9 +139,9 @@ func newLoggerV2WithConfig(infoW, warningW, errorW io.Writer, c loggerV2Config)
// newLoggerV2 creates a loggerV2 to be used as default logger.
// All logs are written to stderr.
func newLoggerV2() LoggerV2 {
errorW := ioutil.Discard
warningW := ioutil.Discard
infoW := ioutil.Discard
errorW := io.Discard
warningW := io.Discard
infoW := io.Discard
logLevel := os.Getenv("GRPC_GO_LOG_SEVERITY_LEVEL")
switch logLevel {

9
vendor/google.golang.org/grpc/health/grpc_health_v1/health.pb.go generated vendored
View File

@ -17,14 +17,13 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.25.0
// protoc v3.14.0
// protoc-gen-go v1.30.0
// protoc v4.22.0
// source: grpc/health/v1/health.proto
package grpc_health_v1
import (
proto "github.com/golang/protobuf/proto"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
@ -38,10 +37,6 @@ const (
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
type HealthCheckResponse_ServingStatus int32
const (

15
vendor/google.golang.org/grpc/health/grpc_health_v1/health_grpc.pb.go generated vendored
View File

@ -17,8 +17,8 @@
// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
// versions:
// - protoc-gen-go-grpc v1.2.0
// - protoc v3.14.0
// - protoc-gen-go-grpc v1.3.0
// - protoc v4.22.0
// source: grpc/health/v1/health.proto
package grpc_health_v1
@ -35,6 +35,11 @@ import (
// Requires gRPC-Go v1.32.0 or later.
const _ = grpc.SupportPackageIsVersion7
const (
Health_Check_FullMethodName = "/grpc.health.v1.Health/Check"
Health_Watch_FullMethodName = "/grpc.health.v1.Health/Watch"
)
// HealthClient is the client API for Health service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
@ -70,7 +75,7 @@ func NewHealthClient(cc grpc.ClientConnInterface) HealthClient {
func (c *healthClient) Check(ctx context.Context, in *HealthCheckRequest, opts ...grpc.CallOption) (*HealthCheckResponse, error) {
out := new(HealthCheckResponse)
err := c.cc.Invoke(ctx, "/grpc.health.v1.Health/Check", in, out, opts...)
err := c.cc.Invoke(ctx, Health_Check_FullMethodName, in, out, opts...)
if err != nil {
return nil, err
}
@ -78,7 +83,7 @@ func (c *healthClient) Check(ctx context.Context, in *HealthCheckRequest, opts .
}
func (c *healthClient) Watch(ctx context.Context, in *HealthCheckRequest, opts ...grpc.CallOption) (Health_WatchClient, error) {
stream, err := c.cc.NewStream(ctx, &Health_ServiceDesc.Streams[0], "/grpc.health.v1.Health/Watch", opts...)
stream, err := c.cc.NewStream(ctx, &Health_ServiceDesc.Streams[0], Health_Watch_FullMethodName, opts...)
if err != nil {
return nil, err
}
@ -166,7 +171,7 @@ func _Health_Check_Handler(srv interface{}, ctx context.Context, dec func(interf
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/grpc.health.v1.Health/Check",
FullMethod: Health_Check_FullMethodName,
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(HealthServer).Check(ctx, req.(*HealthCheckRequest))

287
vendor/google.golang.org/grpc/idle.go generated vendored Normal file
View File

@ -0,0 +1,287 @@
/*
*
* Copyright 2023 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package grpc
import (
"fmt"
"math"
"sync"
"sync/atomic"
"time"
)
// For overriding in unit tests.
var timeAfterFunc = func(d time.Duration, f func()) *time.Timer {
return time.AfterFunc(d, f)
}
// idlenessEnforcer is the functionality provided by grpc.ClientConn to enter
// and exit from idle mode.
type idlenessEnforcer interface {
exitIdleMode() error
enterIdleMode() error
}
// idlenessManager defines the functionality required to track RPC activity on a
// channel.
type idlenessManager interface {
onCallBegin() error
onCallEnd()
close()
}
type noopIdlenessManager struct{}
func (noopIdlenessManager) onCallBegin() error { return nil }
func (noopIdlenessManager) onCallEnd() {}
func (noopIdlenessManager) close() {}
// idlenessManagerImpl implements the idlenessManager interface. It uses atomic
// operations to synchronize access to shared state and a mutex to guarantee
// mutual exclusion in a critical section.
type idlenessManagerImpl struct {
// State accessed atomically.
lastCallEndTime int64 // Unix timestamp in nanos; time when the most recent RPC completed.
activeCallsCount int32 // Count of active RPCs; -math.MaxInt32 means channel is idle or is trying to get there.
activeSinceLastTimerCheck int32 // Boolean; True if there was an RPC since the last timer callback.
closed int32 // Boolean; True when the manager is closed.
// Can be accessed without atomics or mutex since these are set at creation
// time and read-only after that.
enforcer idlenessEnforcer // Functionality provided by grpc.ClientConn.
timeout int64 // Idle timeout duration nanos stored as an int64.
// idleMu is used to guarantee mutual exclusion in two scenarios:
// - Opposing intentions:
// - a: Idle timeout has fired and handleIdleTimeout() is trying to put
// the channel in idle mode because the channel has been inactive.
// - b: At the same time an RPC is made on the channel, and onCallBegin()
// is trying to prevent the channel from going idle.
// - Competing intentions:
// - The channel is in idle mode and there are multiple RPCs starting at
// the same time, all trying to move the channel out of idle. Only one
// of them should succeed in doing so, while the other RPCs should
// piggyback on the first one and be successfully handled.
idleMu sync.RWMutex
actuallyIdle bool
timer *time.Timer
}
// newIdlenessManager creates a new idleness manager implementation for the
// given idle timeout.
func newIdlenessManager(enforcer idlenessEnforcer, idleTimeout time.Duration) idlenessManager {
if idleTimeout == 0 {
return noopIdlenessManager{}
}
i := &idlenessManagerImpl{
enforcer: enforcer,
timeout: int64(idleTimeout),
}
i.timer = timeAfterFunc(idleTimeout, i.handleIdleTimeout)
return i
}
// resetIdleTimer resets the idle timer to the given duration. This method
// should only be called from the timer callback.
func (i *idlenessManagerImpl) resetIdleTimer(d time.Duration) {
i.idleMu.Lock()
defer i.idleMu.Unlock()
if i.timer == nil {
// Only close sets timer to nil. We are done.
return
}
// It is safe to ignore the return value from Reset() because this method is
// only ever called from the timer callback, which means the timer has
// already fired.
i.timer.Reset(d)
}
// handleIdleTimeout is the timer callback that is invoked upon expiry of the
// configured idle timeout. The channel is considered inactive if there are no
// ongoing calls and no RPC activity since the last time the timer fired.
func (i *idlenessManagerImpl) handleIdleTimeout() {
if i.isClosed() {
return
}
if atomic.LoadInt32(&i.activeCallsCount) > 0 {
i.resetIdleTimer(time.Duration(i.timeout))
return
}
// There has been activity on the channel since we last got here. Reset the
// timer and return.
if atomic.LoadInt32(&i.activeSinceLastTimerCheck) == 1 {
// Set the timer to fire after a duration of idle timeout, calculated
// from the time the most recent RPC completed.
atomic.StoreInt32(&i.activeSinceLastTimerCheck, 0)
i.resetIdleTimer(time.Duration(atomic.LoadInt64(&i.lastCallEndTime) + i.timeout - time.Now().UnixNano()))
return
}
// This CAS operation is extremely likely to succeed given that there has
// been no activity since the last time we were here. Setting the
// activeCallsCount to -math.MaxInt32 indicates to onCallBegin() that the
// channel is either in idle mode or is trying to get there.
if !atomic.CompareAndSwapInt32(&i.activeCallsCount, 0, -math.MaxInt32) {
// This CAS operation can fail if an RPC started after we checked for
// activity at the top of this method, or one was ongoing from before
// the last time we were here. In both case, reset the timer and return.
i.resetIdleTimer(time.Duration(i.timeout))
return
}
// Now that we've set the active calls count to -math.MaxInt32, it's time to
// actually move to idle mode.
if i.tryEnterIdleMode() {
// Successfully entered idle mode. No timer needed until we exit idle.
return
}
// Failed to enter idle mode due to a concurrent RPC that kept the channel
// active, or because of an error from the channel. Undo the attempt to
// enter idle, and reset the timer to try again later.
atomic.AddInt32(&i.activeCallsCount, math.MaxInt32)
i.resetIdleTimer(time.Duration(i.timeout))
}
// tryEnterIdleMode instructs the channel to enter idle mode. But before
// that, it performs a last minute check to ensure that no new RPC has come in,
// making the channel active.
//
// Return value indicates whether or not the channel moved to idle mode.
//
// Holds idleMu which ensures mutual exclusion with exitIdleMode.
func (i *idlenessManagerImpl) tryEnterIdleMode() bool {
i.idleMu.Lock()
defer i.idleMu.Unlock()
if atomic.LoadInt32(&i.activeCallsCount) != -math.MaxInt32 {
// We raced and lost to a new RPC. Very rare, but stop entering idle.
return false
}
if atomic.LoadInt32(&i.activeSinceLastTimerCheck) == 1 {
// An very short RPC could have come in (and also finished) after we
// checked for calls count and activity in handleIdleTimeout(), but
// before the CAS operation. So, we need to check for activity again.
return false
}
// No new RPCs have come in since we last set the active calls count value
// -math.MaxInt32 in the timer callback. And since we have the lock, it is
// safe to enter idle mode now.
if err := i.enforcer.enterIdleMode(); err != nil {
logger.Errorf("Failed to enter idle mode: %v", err)
return false
}
// Successfully entered idle mode.
i.actuallyIdle = true
return true
}
// onCallBegin is invoked at the start of every RPC.
func (i *idlenessManagerImpl) onCallBegin() error {
if i.isClosed() {
return nil
}
if atomic.AddInt32(&i.activeCallsCount, 1) > 0 {
// Channel is not idle now. Set the activity bit and allow the call.
atomic.StoreInt32(&i.activeSinceLastTimerCheck, 1)
return nil
}
// Channel is either in idle mode or is in the process of moving to idle
// mode. Attempt to exit idle mode to allow this RPC.
if err := i.exitIdleMode(); err != nil {
// Undo the increment to calls count, and return an error causing the
// RPC to fail.
atomic.AddInt32(&i.activeCallsCount, -1)
return err
}
atomic.StoreInt32(&i.activeSinceLastTimerCheck, 1)
return nil
}
// exitIdleMode instructs the channel to exit idle mode.
//
// Holds idleMu which ensures mutual exclusion with tryEnterIdleMode.
func (i *idlenessManagerImpl) exitIdleMode() error {
i.idleMu.Lock()
defer i.idleMu.Unlock()
if !i.actuallyIdle {
// This can happen in two scenarios:
// - handleIdleTimeout() set the calls count to -math.MaxInt32 and called
// tryEnterIdleMode(). But before the latter could grab the lock, an RPC
// came in and onCallBegin() noticed that the calls count is negative.
// - Channel is in idle mode, and multiple new RPCs come in at the same
// time, all of them notice a negative calls count in onCallBegin and get
// here. The first one to get the lock would got the channel to exit idle.
//
// Either way, nothing to do here.
return nil
}
if err := i.enforcer.exitIdleMode(); err != nil {
return fmt.Errorf("channel failed to exit idle mode: %v", err)
}
// Undo the idle entry process. This also respects any new RPC attempts.
atomic.AddInt32(&i.activeCallsCount, math.MaxInt32)
i.actuallyIdle = false
// Start a new timer to fire after the configured idle timeout.
i.timer = timeAfterFunc(time.Duration(i.timeout), i.handleIdleTimeout)
return nil
}
// onCallEnd is invoked at the end of every RPC.
func (i *idlenessManagerImpl) onCallEnd() {
if i.isClosed() {
return
}
// Record the time at which the most recent call finished.
atomic.StoreInt64(&i.lastCallEndTime, time.Now().UnixNano())
// Decrement the active calls count. This count can temporarily go negative
// when the timer callback is in the process of moving the channel to idle
// mode, but one or more RPCs come in and complete before the timer callback
// can get done with the process of moving to idle mode.
atomic.AddInt32(&i.activeCallsCount, -1)
}
func (i *idlenessManagerImpl) isClosed() bool {
return atomic.LoadInt32(&i.closed) == 1
}
func (i *idlenessManagerImpl) close() {
atomic.StoreInt32(&i.closed, 1)
i.idleMu.Lock()
i.timer.Stop()
i.timer = nil
i.idleMu.Unlock()
}

11
vendor/google.golang.org/grpc/internal/binarylog/binarylog.go generated vendored
View File

@ -28,8 +28,13 @@ import (
"google.golang.org/grpc/internal/grpcutil"
)
// Logger is the global binary logger. It can be used to get binary logger for
// each method.
var grpclogLogger = grpclog.Component("binarylog")
// Logger specifies MethodLoggers for method names with a Log call that
// takes a context.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
type Logger interface {
GetMethodLogger(methodName string) MethodLogger
}
@ -40,8 +45,6 @@ type Logger interface {
// It is used to get a MethodLogger for each individual method.
var binLogger Logger
var grpclogLogger = grpclog.Component("binarylog")
// SetLogger sets the binary logger.
//
// Only call this at init time.

142
vendor/google.golang.org/grpc/internal/binarylog/method_logger.go generated vendored
View File

@ -19,6 +19,7 @@
package binarylog
import (
"context"
"net"
"strings"
"sync/atomic"
@ -26,7 +27,7 @@ import (
"github.com/golang/protobuf/proto"
"github.com/golang/protobuf/ptypes"
pb "google.golang.org/grpc/binarylog/grpc_binarylog_v1"
binlogpb "google.golang.org/grpc/binarylog/grpc_binarylog_v1"
"google.golang.org/grpc/metadata"
"google.golang.org/grpc/status"
)
@ -48,8 +49,11 @@ func (g *callIDGenerator) reset() {
var idGen callIDGenerator
// MethodLogger is the sub-logger for each method.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
type MethodLogger interface {
Log(LogEntryConfig)
Log(context.Context, LogEntryConfig)
}
// TruncatingMethodLogger is a method logger that truncates headers and messages
@ -64,6 +68,9 @@ type TruncatingMethodLogger struct {
}
// NewTruncatingMethodLogger returns a new truncating method logger.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
func NewTruncatingMethodLogger(h, m uint64) *TruncatingMethodLogger {
return &TruncatingMethodLogger{
headerMaxLen: h,
@ -79,7 +86,7 @@ func NewTruncatingMethodLogger(h, m uint64) *TruncatingMethodLogger {
// Build is an internal only method for building the proto message out of the
// input event. It's made public to enable other library to reuse as much logic
// in TruncatingMethodLogger as possible.
func (ml *TruncatingMethodLogger) Build(c LogEntryConfig) *pb.GrpcLogEntry {
func (ml *TruncatingMethodLogger) Build(c LogEntryConfig) *binlogpb.GrpcLogEntry {
m := c.toProto()
timestamp, _ := ptypes.TimestampProto(time.Now())
m.Timestamp = timestamp
@ -87,22 +94,22 @@ func (ml *TruncatingMethodLogger) Build(c LogEntryConfig) *pb.GrpcLogEntry {
m.SequenceIdWithinCall = ml.idWithinCallGen.next()
switch pay := m.Payload.(type) {
case *pb.GrpcLogEntry_ClientHeader:
case *binlogpb.GrpcLogEntry_ClientHeader:
m.PayloadTruncated = ml.truncateMetadata(pay.ClientHeader.GetMetadata())
case *pb.GrpcLogEntry_ServerHeader:
case *binlogpb.GrpcLogEntry_ServerHeader:
m.PayloadTruncated = ml.truncateMetadata(pay.ServerHeader.GetMetadata())
case *pb.GrpcLogEntry_Message:
case *binlogpb.GrpcLogEntry_Message:
m.PayloadTruncated = ml.truncateMessage(pay.Message)
}
return m
}
// Log creates a proto binary log entry, and logs it to the sink.
func (ml *TruncatingMethodLogger) Log(c LogEntryConfig) {
func (ml *TruncatingMethodLogger) Log(ctx context.Context, c LogEntryConfig) {
ml.sink.Write(ml.Build(c))
}
func (ml *TruncatingMethodLogger) truncateMetadata(mdPb *pb.Metadata) (truncated bool) {
func (ml *TruncatingMethodLogger) truncateMetadata(mdPb *binlogpb.Metadata) (truncated bool) {
if ml.headerMaxLen == maxUInt {
return false
}
@ -121,7 +128,7 @@ func (ml *TruncatingMethodLogger) truncateMetadata(mdPb *pb.Metadata) (truncated
// but not counted towards the size limit.
continue
}
currentEntryLen := uint64(len(entry.Value))
currentEntryLen := uint64(len(entry.GetKey())) + uint64(len(entry.GetValue()))
if currentEntryLen > bytesLimit {
break
}
@ -132,7 +139,7 @@ func (ml *TruncatingMethodLogger) truncateMetadata(mdPb *pb.Metadata) (truncated
return truncated
}
func (ml *TruncatingMethodLogger) truncateMessage(msgPb *pb.Message) (truncated bool) {
func (ml *TruncatingMethodLogger) truncateMessage(msgPb *binlogpb.Message) (truncated bool) {
if ml.messageMaxLen == maxUInt {
return false
}
@ -144,8 +151,11 @@ func (ml *TruncatingMethodLogger) truncateMessage(msgPb *pb.Message) (truncated
}
// LogEntryConfig represents the configuration for binary log entry.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
type LogEntryConfig interface {
toProto() *pb.GrpcLogEntry
toProto() *binlogpb.GrpcLogEntry
}
// ClientHeader configs the binary log entry to be a ClientHeader entry.
@ -159,10 +169,10 @@ type ClientHeader struct {
PeerAddr net.Addr
}
func (c *ClientHeader) toProto() *pb.GrpcLogEntry {
func (c *ClientHeader) toProto() *binlogpb.GrpcLogEntry {
// This function doesn't need to set all the fields (e.g. seq ID). The Log
// function will set the fields when necessary.
clientHeader := &pb.ClientHeader{
clientHeader := &binlogpb.ClientHeader{
Metadata: mdToMetadataProto(c.Header),
MethodName: c.MethodName,
Authority: c.Authority,
@ -170,16 +180,16 @@ func (c *ClientHeader) toProto() *pb.GrpcLogEntry {
if c.Timeout > 0 {
clientHeader.Timeout = ptypes.DurationProto(c.Timeout)
}
ret := &pb.GrpcLogEntry{
Type: pb.GrpcLogEntry_EVENT_TYPE_CLIENT_HEADER,
Payload: &pb.GrpcLogEntry_ClientHeader{
ret := &binlogpb.GrpcLogEntry{
Type: binlogpb.GrpcLogEntry_EVENT_TYPE_CLIENT_HEADER,
Payload: &binlogpb.GrpcLogEntry_ClientHeader{
ClientHeader: clientHeader,
},
}
if c.OnClientSide {
ret.Logger = pb.GrpcLogEntry_LOGGER_CLIENT
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_CLIENT
} else {
ret.Logger = pb.GrpcLogEntry_LOGGER_SERVER
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_SERVER
}
if c.PeerAddr != nil {
ret.Peer = addrToProto(c.PeerAddr)
@ -195,19 +205,19 @@ type ServerHeader struct {
PeerAddr net.Addr
}
func (c *ServerHeader) toProto() *pb.GrpcLogEntry {
ret := &pb.GrpcLogEntry{
Type: pb.GrpcLogEntry_EVENT_TYPE_SERVER_HEADER,
Payload: &pb.GrpcLogEntry_ServerHeader{
ServerHeader: &pb.ServerHeader{
func (c *ServerHeader) toProto() *binlogpb.GrpcLogEntry {
ret := &binlogpb.GrpcLogEntry{
Type: binlogpb.GrpcLogEntry_EVENT_TYPE_SERVER_HEADER,
Payload: &binlogpb.GrpcLogEntry_ServerHeader{
ServerHeader: &binlogpb.ServerHeader{
Metadata: mdToMetadataProto(c.Header),
},
},
}
if c.OnClientSide {
ret.Logger = pb.GrpcLogEntry_LOGGER_CLIENT
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_CLIENT
} else {
ret.Logger = pb.GrpcLogEntry_LOGGER_SERVER
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_SERVER
}
if c.PeerAddr != nil {
ret.Peer = addrToProto(c.PeerAddr)
@ -223,7 +233,7 @@ type ClientMessage struct {
Message interface{}
}
func (c *ClientMessage) toProto() *pb.GrpcLogEntry {
func (c *ClientMessage) toProto() *binlogpb.GrpcLogEntry {
var (
data []byte
err error
@ -238,19 +248,19 @@ func (c *ClientMessage) toProto() *pb.GrpcLogEntry {
} else {
grpclogLogger.Infof("binarylogging: message to log is neither proto.message nor []byte")
}
ret := &pb.GrpcLogEntry{
Type: pb.GrpcLogEntry_EVENT_TYPE_CLIENT_MESSAGE,
Payload: &pb.GrpcLogEntry_Message{
Message: &pb.Message{
ret := &binlogpb.GrpcLogEntry{
Type: binlogpb.GrpcLogEntry_EVENT_TYPE_CLIENT_MESSAGE,
Payload: &binlogpb.GrpcLogEntry_Message{
Message: &binlogpb.Message{
Length: uint32(len(data)),
Data: data,
},
},
}
if c.OnClientSide {
ret.Logger = pb.GrpcLogEntry_LOGGER_CLIENT
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_CLIENT
} else {
ret.Logger = pb.GrpcLogEntry_LOGGER_SERVER
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_SERVER
}
return ret
}
@ -263,7 +273,7 @@ type ServerMessage struct {
Message interface{}
}
func (c *ServerMessage) toProto() *pb.GrpcLogEntry {
func (c *ServerMessage) toProto() *binlogpb.GrpcLogEntry {
var (
data []byte
err error
@ -278,19 +288,19 @@ func (c *ServerMessage) toProto() *pb.GrpcLogEntry {
} else {
grpclogLogger.Infof("binarylogging: message to log is neither proto.message nor []byte")
}
ret := &pb.GrpcLogEntry{
Type: pb.GrpcLogEntry_EVENT_TYPE_SERVER_MESSAGE,
Payload: &pb.GrpcLogEntry_Message{
Message: &pb.Message{
ret := &binlogpb.GrpcLogEntry{
Type: binlogpb.GrpcLogEntry_EVENT_TYPE_SERVER_MESSAGE,
Payload: &binlogpb.GrpcLogEntry_Message{
Message: &binlogpb.Message{
Length: uint32(len(data)),
Data: data,
},
},
}
if c.OnClientSide {
ret.Logger = pb.GrpcLogEntry_LOGGER_CLIENT
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_CLIENT
} else {
ret.Logger = pb.GrpcLogEntry_LOGGER_SERVER
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_SERVER
}
return ret
}
@ -300,15 +310,15 @@ type ClientHalfClose struct {
OnClientSide bool
}
func (c *ClientHalfClose) toProto() *pb.GrpcLogEntry {
ret := &pb.GrpcLogEntry{
Type: pb.GrpcLogEntry_EVENT_TYPE_CLIENT_HALF_CLOSE,
func (c *ClientHalfClose) toProto() *binlogpb.GrpcLogEntry {
ret := &binlogpb.GrpcLogEntry{
Type: binlogpb.GrpcLogEntry_EVENT_TYPE_CLIENT_HALF_CLOSE,
Payload: nil, // No payload here.
}
if c.OnClientSide {
ret.Logger = pb.GrpcLogEntry_LOGGER_CLIENT
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_CLIENT
} else {
ret.Logger = pb.GrpcLogEntry_LOGGER_SERVER
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_SERVER
}
return ret
}
@ -324,7 +334,7 @@ type ServerTrailer struct {
PeerAddr net.Addr
}
func (c *ServerTrailer) toProto() *pb.GrpcLogEntry {
func (c *ServerTrailer) toProto() *binlogpb.GrpcLogEntry {
st, ok := status.FromError(c.Err)
if !ok {
grpclogLogger.Info("binarylogging: error in trailer is not a status error")
@ -340,10 +350,10 @@ func (c *ServerTrailer) toProto() *pb.GrpcLogEntry {
grpclogLogger.Infof("binarylogging: failed to marshal status proto: %v", err)
}
}
ret := &pb.GrpcLogEntry{
Type: pb.GrpcLogEntry_EVENT_TYPE_SERVER_TRAILER,
Payload: &pb.GrpcLogEntry_Trailer{
Trailer: &pb.Trailer{
ret := &binlogpb.GrpcLogEntry{
Type: binlogpb.GrpcLogEntry_EVENT_TYPE_SERVER_TRAILER,
Payload: &binlogpb.GrpcLogEntry_Trailer{
Trailer: &binlogpb.Trailer{
Metadata: mdToMetadataProto(c.Trailer),
StatusCode: uint32(st.Code()),
StatusMessage: st.Message(),
@ -352,9 +362,9 @@ func (c *ServerTrailer) toProto() *pb.GrpcLogEntry {
},
}
if c.OnClientSide {
ret.Logger = pb.GrpcLogEntry_LOGGER_CLIENT
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_CLIENT
} else {
ret.Logger = pb.GrpcLogEntry_LOGGER_SERVER
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_SERVER
}
if c.PeerAddr != nil {
ret.Peer = addrToProto(c.PeerAddr)
@ -367,15 +377,15 @@ type Cancel struct {
OnClientSide bool
}
func (c *Cancel) toProto() *pb.GrpcLogEntry {
ret := &pb.GrpcLogEntry{
Type: pb.GrpcLogEntry_EVENT_TYPE_CANCEL,
func (c *Cancel) toProto() *binlogpb.GrpcLogEntry {
ret := &binlogpb.GrpcLogEntry{
Type: binlogpb.GrpcLogEntry_EVENT_TYPE_CANCEL,
Payload: nil,
}
if c.OnClientSide {
ret.Logger = pb.GrpcLogEntry_LOGGER_CLIENT
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_CLIENT
} else {
ret.Logger = pb.GrpcLogEntry_LOGGER_SERVER
ret.Logger = binlogpb.GrpcLogEntry_LOGGER_SERVER
}
return ret
}
@ -392,15 +402,15 @@ func metadataKeyOmit(key string) bool {
return strings.HasPrefix(key, "grpc-")
}
func mdToMetadataProto(md metadata.MD) *pb.Metadata {
ret := &pb.Metadata{}
func mdToMetadataProto(md metadata.MD) *binlogpb.Metadata {
ret := &binlogpb.Metadata{}
for k, vv := range md {
if metadataKeyOmit(k) {
continue
}
for _, v := range vv {
ret.Entry = append(ret.Entry,
&pb.MetadataEntry{
&binlogpb.MetadataEntry{
Key: k,
Value: []byte(v),
},
@ -410,26 +420,26 @@ func mdToMetadataProto(md metadata.MD) *pb.Metadata {
return ret
}
func addrToProto(addr net.Addr) *pb.Address {
ret := &pb.Address{}
func addrToProto(addr net.Addr) *binlogpb.Address {
ret := &binlogpb.Address{}
switch a := addr.(type) {
case *net.TCPAddr:
if a.IP.To4() != nil {
ret.Type = pb.Address_TYPE_IPV4
ret.Type = binlogpb.Address_TYPE_IPV4
} else if a.IP.To16() != nil {
ret.Type = pb.Address_TYPE_IPV6
ret.Type = binlogpb.Address_TYPE_IPV6
} else {
ret.Type = pb.Address_TYPE_UNKNOWN
ret.Type = binlogpb.Address_TYPE_UNKNOWN
// Do not set address and port fields.
break
}
ret.Address = a.IP.String()
ret.IpPort = uint32(a.Port)
case *net.UnixAddr:
ret.Type = pb.Address_TYPE_UNIX
ret.Type = binlogpb.Address_TYPE_UNIX
ret.Address = a.String()
default:
ret.Type = pb.Address_TYPE_UNKNOWN
ret.Type = binlogpb.Address_TYPE_UNKNOWN
}
return ret
}

12
vendor/google.golang.org/grpc/internal/binarylog/sink.go generated vendored
View File

@ -26,7 +26,7 @@ import (
"time"
"github.com/golang/protobuf/proto"
pb "google.golang.org/grpc/binarylog/grpc_binarylog_v1"
binlogpb "google.golang.org/grpc/binarylog/grpc_binarylog_v1"
)
var (
@ -42,15 +42,15 @@ type Sink interface {
// Write will be called to write the log entry into the sink.
//
// It should be thread-safe so it can be called in parallel.
Write(*pb.GrpcLogEntry) error
Write(*binlogpb.GrpcLogEntry) error
// Close will be called when the Sink is replaced by a new Sink.
Close() error
}
type noopSink struct{}
func (ns *noopSink) Write(*pb.GrpcLogEntry) error { return nil }
func (ns *noopSink) Close() error { return nil }
func (ns *noopSink) Write(*binlogpb.GrpcLogEntry) error { return nil }
func (ns *noopSink) Close() error { return nil }
// newWriterSink creates a binary log sink with the given writer.
//
@ -66,7 +66,7 @@ type writerSink struct {
out io.Writer
}
func (ws *writerSink) Write(e *pb.GrpcLogEntry) error {
func (ws *writerSink) Write(e *binlogpb.GrpcLogEntry) error {
b, err := proto.Marshal(e)
if err != nil {
grpclogLogger.Errorf("binary logging: failed to marshal proto message: %v", err)
@ -96,7 +96,7 @@ type bufferedSink struct {
done chan struct{}
}
func (fs *bufferedSink) Write(e *pb.GrpcLogEntry) error {
func (fs *bufferedSink) Write(e *binlogpb.GrpcLogEntry) error {
fs.mu.Lock()
defer fs.mu.Unlock()
if !fs.flusherStarted {

26
vendor/google.golang.org/grpc/internal/buffer/unbounded.go generated vendored
View File

@ -35,6 +35,7 @@ import "sync"
// internal/transport/transport.go for an example of this.
type Unbounded struct {
c chan interface{}
closed bool
mu sync.Mutex
backlog []interface{}
}
@ -47,16 +48,18 @@ func NewUnbounded() *Unbounded {
// Put adds t to the unbounded buffer.
func (b *Unbounded) Put(t interface{}) {
b.mu.Lock()
defer b.mu.Unlock()
if b.closed {
return
}
if len(b.backlog) == 0 {
select {
case b.c <- t:
b.mu.Unlock()
return
default:
}
}
b.backlog = append(b.backlog, t)
b.mu.Unlock()
}
// Load sends the earliest buffered data, if any, onto the read channel
@ -64,6 +67,10 @@ func (b *Unbounded) Put(t interface{}) {
// value from the read channel.
func (b *Unbounded) Load() {
b.mu.Lock()
defer b.mu.Unlock()
if b.closed {
return
}
if len(b.backlog) > 0 {
select {
case b.c <- b.backlog[0]:
@ -72,7 +79,6 @@ func (b *Unbounded) Load() {
default:
}
}
b.mu.Unlock()
}
// Get returns a read channel on which values added to the buffer, via Put(),
@ -80,6 +86,20 @@ func (b *Unbounded) Load() {
//
// Upon reading a value from this channel, users are expected to call Load() to
// send the next buffered value onto the channel if there is any.
//
// If the unbounded buffer is closed, the read channel returned by this method
// is closed.
func (b *Unbounded) Get() <-chan interface{} {
return b.c
}
// Close closes the unbounded buffer.
func (b *Unbounded) Close() {
b.mu.Lock()
defer b.mu.Unlock()
if b.closed {
return
}
b.closed = true
close(b.c)
}

43
vendor/google.golang.org/grpc/internal/envconfig/envconfig.go generated vendored
View File

@ -21,19 +21,46 @@ package envconfig
import (
"os"
"strconv"
"strings"
)
const (
prefix = "GRPC_GO_"
txtErrIgnoreStr = prefix + "IGNORE_TXT_ERRORS"
advertiseCompressorsStr = prefix + "ADVERTISE_COMPRESSORS"
)
var (
// TXTErrIgnore is set if TXT errors should be ignored ("GRPC_GO_IGNORE_TXT_ERRORS" is not "false").
TXTErrIgnore = !strings.EqualFold(os.Getenv(txtErrIgnoreStr), "false")
TXTErrIgnore = boolFromEnv("GRPC_GO_IGNORE_TXT_ERRORS", true)
// AdvertiseCompressors is set if registered compressor should be advertised
// ("GRPC_GO_ADVERTISE_COMPRESSORS" is not "false").
AdvertiseCompressors = !strings.EqualFold(os.Getenv(advertiseCompressorsStr), "false")
AdvertiseCompressors = boolFromEnv("GRPC_GO_ADVERTISE_COMPRESSORS", true)
// RingHashCap indicates the maximum ring size which defaults to 4096
// entries but may be overridden by setting the environment variable
// "GRPC_RING_HASH_CAP". This does not override the default bounds
// checking which NACKs configs specifying ring sizes > 8*1024*1024 (~8M).
RingHashCap = uint64FromEnv("GRPC_RING_HASH_CAP", 4096, 1, 8*1024*1024)
// PickFirstLBConfig is set if we should support configuration of the
// pick_first LB policy, which can be enabled by setting the environment
// variable "GRPC_EXPERIMENTAL_PICKFIRST_LB_CONFIG" to "true".
PickFirstLBConfig = boolFromEnv("GRPC_EXPERIMENTAL_PICKFIRST_LB_CONFIG", false)
)
func boolFromEnv(envVar string, def bool) bool {
if def {
// The default is true; return true unless the variable is "false".
return !strings.EqualFold(os.Getenv(envVar), "false")
}
// The default is false; return false unless the variable is "true".
return strings.EqualFold(os.Getenv(envVar), "true")
}
func uint64FromEnv(envVar string, def, min, max uint64) uint64 {
v, err := strconv.ParseUint(os.Getenv(envVar), 10, 64)
if err != nil {
return def
}
if v < min {
return min
}
if v > max {
return max
}
return v
}

6
vendor/google.golang.org/grpc/internal/envconfig/observability.go generated vendored
View File

@ -28,9 +28,15 @@ const (
var (
// ObservabilityConfig is the json configuration for the gcp/observability
// package specified directly in the envObservabilityConfig env var.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
ObservabilityConfig = os.Getenv(envObservabilityConfig)
// ObservabilityConfigFile is the json configuration for the
// gcp/observability specified in a file with the location specified in
// envObservabilityConfigFile env var.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
ObservabilityConfigFile = os.Getenv(envObservabilityConfigFile)
)

48
vendor/google.golang.org/grpc/internal/envconfig/xds.go generated vendored
View File

@ -20,7 +20,6 @@ package envconfig
import (
"os"
"strings"
)
const (
@ -36,16 +35,6 @@ const (
//
// When both bootstrap FileName and FileContent are set, FileName is used.
XDSBootstrapFileContentEnv = "GRPC_XDS_BOOTSTRAP_CONFIG"
ringHashSupportEnv = "GRPC_XDS_EXPERIMENTAL_ENABLE_RING_HASH"
clientSideSecuritySupportEnv = "GRPC_XDS_EXPERIMENTAL_SECURITY_SUPPORT"
aggregateAndDNSSupportEnv = "GRPC_XDS_EXPERIMENTAL_ENABLE_AGGREGATE_AND_LOGICAL_DNS_CLUSTER"
rbacSupportEnv = "GRPC_XDS_EXPERIMENTAL_RBAC"
outlierDetectionSupportEnv = "GRPC_EXPERIMENTAL_ENABLE_OUTLIER_DETECTION"
federationEnv = "GRPC_EXPERIMENTAL_XDS_FEDERATION"
rlsInXDSEnv = "GRPC_EXPERIMENTAL_XDS_RLS_LB"
c2pResolverTestOnlyTrafficDirectorURIEnv = "GRPC_TEST_ONLY_GOOGLE_C2P_RESOLVER_TRAFFIC_DIRECTOR_URI"
)
var (
@ -64,38 +53,43 @@ var (
// XDSRingHash indicates whether ring hash support is enabled, which can be
// disabled by setting the environment variable
// "GRPC_XDS_EXPERIMENTAL_ENABLE_RING_HASH" to "false".
XDSRingHash = !strings.EqualFold(os.Getenv(ringHashSupportEnv), "false")
XDSRingHash = boolFromEnv("GRPC_XDS_EXPERIMENTAL_ENABLE_RING_HASH", true)
// XDSClientSideSecurity is used to control processing of security
// configuration on the client-side.
//
// Note that there is no env var protection for the server-side because we
// have a brand new API on the server-side and users explicitly need to use
// the new API to get security integration on the server.
XDSClientSideSecurity = !strings.EqualFold(os.Getenv(clientSideSecuritySupportEnv), "false")
// XDSAggregateAndDNS indicates whether processing of aggregated cluster
// and DNS cluster is enabled, which can be enabled by setting the
// environment variable
// "GRPC_XDS_EXPERIMENTAL_ENABLE_AGGREGATE_AND_LOGICAL_DNS_CLUSTER" to
// "true".
XDSAggregateAndDNS = !strings.EqualFold(os.Getenv(aggregateAndDNSSupportEnv), "false")
XDSClientSideSecurity = boolFromEnv("GRPC_XDS_EXPERIMENTAL_SECURITY_SUPPORT", true)
// XDSAggregateAndDNS indicates whether processing of aggregated cluster and
// DNS cluster is enabled, which can be disabled by setting the environment
// variable "GRPC_XDS_EXPERIMENTAL_ENABLE_AGGREGATE_AND_LOGICAL_DNS_CLUSTER"
// to "false".
XDSAggregateAndDNS = boolFromEnv("GRPC_XDS_EXPERIMENTAL_ENABLE_AGGREGATE_AND_LOGICAL_DNS_CLUSTER", true)
// XDSRBAC indicates whether xDS configured RBAC HTTP Filter is enabled,
// which can be disabled by setting the environment variable
// "GRPC_XDS_EXPERIMENTAL_RBAC" to "false".
XDSRBAC = !strings.EqualFold(os.Getenv(rbacSupportEnv), "false")
XDSRBAC = boolFromEnv("GRPC_XDS_EXPERIMENTAL_RBAC", true)
// XDSOutlierDetection indicates whether outlier detection support is
// enabled, which can be disabled by setting the environment variable
// "GRPC_EXPERIMENTAL_ENABLE_OUTLIER_DETECTION" to "false".
XDSOutlierDetection = !strings.EqualFold(os.Getenv(outlierDetectionSupportEnv), "false")
// XDSFederation indicates whether federation support is enabled.
XDSFederation = strings.EqualFold(os.Getenv(federationEnv), "true")
XDSOutlierDetection = boolFromEnv("GRPC_EXPERIMENTAL_ENABLE_OUTLIER_DETECTION", true)
// XDSFederation indicates whether federation support is enabled, which can
// be enabled by setting the environment variable
// "GRPC_EXPERIMENTAL_XDS_FEDERATION" to "true".
XDSFederation = boolFromEnv("GRPC_EXPERIMENTAL_XDS_FEDERATION", true)
// XDSRLS indicates whether processing of Cluster Specifier plugins and
// support for the RLS CLuster Specifier is enabled, which can be enabled by
// support for the RLS CLuster Specifier is enabled, which can be disabled by
// setting the environment variable "GRPC_EXPERIMENTAL_XDS_RLS_LB" to
// "true".
XDSRLS = strings.EqualFold(os.Getenv(rlsInXDSEnv), "true")
// "false".
XDSRLS = boolFromEnv("GRPC_EXPERIMENTAL_XDS_RLS_LB", true)
// C2PResolverTestOnlyTrafficDirectorURI is the TD URI for testing.
C2PResolverTestOnlyTrafficDirectorURI = os.Getenv(c2pResolverTestOnlyTrafficDirectorURIEnv)
C2PResolverTestOnlyTrafficDirectorURI = os.Getenv("GRPC_TEST_ONLY_GOOGLE_C2P_RESOLVER_TRAFFIC_DIRECTOR_URI")
// XDSCustomLBPolicy indicates whether Custom LB Policies are enabled, which
// can be disabled by setting the environment variable
// "GRPC_EXPERIMENTAL_XDS_CUSTOM_LB_CONFIG" to "false".
XDSCustomLBPolicy = boolFromEnv("GRPC_EXPERIMENTAL_XDS_CUSTOM_LB_CONFIG", true)
)

12
vendor/google.golang.org/grpc/internal/grpclog/prefixLogger.go generated vendored
View File

@ -63,6 +63,9 @@ func (pl *PrefixLogger) Errorf(format string, args ...interface{}) {
// Debugf does info logging at verbose level 2.
func (pl *PrefixLogger) Debugf(format string, args ...interface{}) {
// TODO(6044): Refactor interfaces LoggerV2 and DepthLogger, and maybe
// rewrite PrefixLogger a little to ensure that we don't use the global
// `Logger` here, and instead use the `logger` field.
if !Logger.V(2) {
return
}
@ -73,6 +76,15 @@ func (pl *PrefixLogger) Debugf(format string, args ...interface{}) {
return
}
InfoDepth(1, fmt.Sprintf(format, args...))
}
// V reports whether verbosity level l is at least the requested verbose level.
func (pl *PrefixLogger) V(l int) bool {
// TODO(6044): Refactor interfaces LoggerV2 and DepthLogger, and maybe
// rewrite PrefixLogger a little to ensure that we don't use the global
// `Logger` here, and instead use the `logger` field.
return Logger.V(l)
}
// NewPrefixLogger creates a prefix logger with the given prefix.

14
vendor/google.golang.org/grpc/internal/grpcrand/grpcrand.go generated vendored
View File

@ -72,3 +72,17 @@ func Uint64() uint64 {
defer mu.Unlock()
return r.Uint64()
}
// Uint32 implements rand.Uint32 on the grpcrand global source.
func Uint32() uint32 {
mu.Lock()
defer mu.Unlock()
return r.Uint32()
}
// Shuffle implements rand.Shuffle on the grpcrand global source.
var Shuffle = func(n int, f func(int, int)) {
mu.Lock()
defer mu.Unlock()
r.Shuffle(n, f)
}

119
vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go generated vendored Normal file
View File

@ -0,0 +1,119 @@
/*
*
* Copyright 2022 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package grpcsync
import (
"context"
"sync"
"google.golang.org/grpc/internal/buffer"
)
// CallbackSerializer provides a mechanism to schedule callbacks in a
// synchronized manner. It provides a FIFO guarantee on the order of execution
// of scheduled callbacks. New callbacks can be scheduled by invoking the
// Schedule() method.
//
// This type is safe for concurrent access.
type CallbackSerializer struct {
// Done is closed once the serializer is shut down completely, i.e all
// scheduled callbacks are executed and the serializer has deallocated all
// its resources.
Done chan struct{}
callbacks *buffer.Unbounded
closedMu sync.Mutex
closed bool
}
// NewCallbackSerializer returns a new CallbackSerializer instance. The provided
// context will be passed to the scheduled callbacks. Users should cancel the
// provided context to shutdown the CallbackSerializer. It is guaranteed that no
// callbacks will be added once this context is canceled, and any pending un-run
// callbacks will be executed before the serializer is shut down.
func NewCallbackSerializer(ctx context.Context) *CallbackSerializer {
t := &CallbackSerializer{
Done: make(chan struct{}),
callbacks: buffer.NewUnbounded(),
}
go t.run(ctx)
return t
}
// Schedule adds a callback to be scheduled after existing callbacks are run.
//
// Callbacks are expected to honor the context when performing any blocking
// operations, and should return early when the context is canceled.
//
// Return value indicates if the callback was successfully added to the list of
// callbacks to be executed by the serializer. It is not possible to add
// callbacks once the context passed to NewCallbackSerializer is cancelled.
func (t *CallbackSerializer) Schedule(f func(ctx context.Context)) bool {
t.closedMu.Lock()
defer t.closedMu.Unlock()
if t.closed {
return false
}
t.callbacks.Put(f)
return true
}
func (t *CallbackSerializer) run(ctx context.Context) {
var backlog []func(context.Context)
defer close(t.Done)
for ctx.Err() == nil {
select {
case <-ctx.Done():
// Do nothing here. Next iteration of the for loop will not happen,
// since ctx.Err() would be non-nil.
case callback, ok := <-t.callbacks.Get():
if !ok {
return
}
t.callbacks.Load()
callback.(func(ctx context.Context))(ctx)
}
}
// Fetch pending callbacks if any, and execute them before returning from
// this method and closing t.Done.
t.closedMu.Lock()
t.closed = true
backlog = t.fetchPendingCallbacks()
t.callbacks.Close()
t.closedMu.Unlock()
for _, b := range backlog {
b(ctx)
}
}
func (t *CallbackSerializer) fetchPendingCallbacks() []func(context.Context) {
var backlog []func(context.Context)
for {
select {
case b := <-t.callbacks.Get():
backlog = append(backlog, b.(func(context.Context)))
t.callbacks.Load()
default:
return backlog
}
}
}

37
vendor/google.golang.org/grpc/internal/internal.go generated vendored
View File

@ -58,6 +58,12 @@ var (
// gRPC server. An xDS-enabled server needs to know what type of credentials
// is configured on the underlying gRPC server. This is set by server.go.
GetServerCredentials interface{} // func (*grpc.Server) credentials.TransportCredentials
// CanonicalString returns the canonical string of the code defined here:
// https://github.com/grpc/grpc/blob/master/doc/statuscodes.md.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
CanonicalString interface{} // func (codes.Code) string
// DrainServerTransports initiates a graceful close of existing connections
// on a gRPC server accepted on the provided listener address. An
// xDS-enabled server invokes this method on a grpc.Server when a particular
@ -66,26 +72,54 @@ var (
// AddGlobalServerOptions adds an array of ServerOption that will be
// effective globally for newly created servers. The priority will be: 1.
// user-provided; 2. this method; 3. default values.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
AddGlobalServerOptions interface{} // func(opt ...ServerOption)
// ClearGlobalServerOptions clears the array of extra ServerOption. This
// method is useful in testing and benchmarking.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
ClearGlobalServerOptions func()
// AddGlobalDialOptions adds an array of DialOption that will be effective
// globally for newly created client channels. The priority will be: 1.
// user-provided; 2. this method; 3. default values.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
AddGlobalDialOptions interface{} // func(opt ...DialOption)
// DisableGlobalDialOptions returns a DialOption that prevents the
// ClientConn from applying the global DialOptions (set via
// AddGlobalDialOptions).
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
DisableGlobalDialOptions interface{} // func() grpc.DialOption
// ClearGlobalDialOptions clears the array of extra DialOption. This
// method is useful in testing and benchmarking.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
ClearGlobalDialOptions func()
// JoinDialOptions combines the dial options passed as arguments into a
// single dial option.
JoinDialOptions interface{} // func(...grpc.DialOption) grpc.DialOption
// JoinServerOptions combines the server options passed as arguments into a
// single server option.
JoinServerOptions interface{} // func(...grpc.ServerOption) grpc.ServerOption
// WithBinaryLogger returns a DialOption that specifies the binary logger
// for a ClientConn.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
WithBinaryLogger interface{} // func(binarylog.Logger) grpc.DialOption
// BinaryLogger returns a ServerOption that can set the binary logger for a
// server.
//
// This is used in the 1.0 release of gcp/observability, and thus must not be
// deleted or changed.
BinaryLogger interface{} // func(binarylog.Logger) grpc.ServerOption
// NewXDSResolverWithConfigForTesting creates a new xds resolver builder using
@ -127,6 +161,9 @@ var (
//
// TODO: Remove this function once the RBAC env var is removed.
UnregisterRBACHTTPFilterForTesting func()
// ORCAAllowAnyMinReportingInterval is for examples/orca use ONLY.
ORCAAllowAnyMinReportingInterval interface{} // func(so *orca.ServiceOptions)
)
// HealthChecker defines the signature of the client-side LB channel health checking function.

62
vendor/google.golang.org/grpc/internal/metadata/metadata.go generated vendored
View File

@ -76,33 +76,11 @@ func Set(addr resolver.Address, md metadata.MD) resolver.Address {
return addr
}
// Validate returns an error if the input md contains invalid keys or values.
//
// If the header is not a pseudo-header, the following items are checked:
// - header names must contain one or more characters from this set [0-9 a-z _ - .].
// - if the header-name ends with a "-bin" suffix, no validation of the header value is performed.
// - otherwise, the header value must contain one or more characters from the set [%x20-%x7E].
// Validate validates every pair in md with ValidatePair.
func Validate(md metadata.MD) error {
for k, vals := range md {
// pseudo-header will be ignored
if k[0] == ':' {
continue
}
// check key, for i that saving a conversion if not using for range
for i := 0; i < len(k); i++ {
r := k[i]
if !(r >= 'a' && r <= 'z') && !(r >= '0' && r <= '9') && r != '.' && r != '-' && r != '_' {
return fmt.Errorf("header key %q contains illegal characters not in [0-9a-z-_.]", k)
}
}
if strings.HasSuffix(k, "-bin") {
continue
}
// check value
for _, val := range vals {
if hasNotPrintable(val) {
return fmt.Errorf("header key %q contains value with non-printable ASCII characters", k)
}
if err := ValidatePair(k, vals...); err != nil {
return err
}
}
return nil
@ -118,3 +96,37 @@ func hasNotPrintable(msg string) bool {
}
return false
}
// ValidatePair validate a key-value pair with the following rules (the pseudo-header will be skipped) :
//
// - key must contain one or more characters.
// - the characters in the key must be contained in [0-9 a-z _ - .].
// - if the key ends with a "-bin" suffix, no validation of the corresponding value is performed.
// - the characters in the every value must be printable (in [%x20-%x7E]).
func ValidatePair(key string, vals ...string) error {
// key should not be empty
if key == "" {
return fmt.Errorf("there is an empty key in the header")
}
// pseudo-header will be ignored
if key[0] == ':' {
return nil
}
// check key, for i that saving a conversion if not using for range
for i := 0; i < len(key); i++ {
r := key[i]
if !(r >= 'a' && r <= 'z') && !(r >= '0' && r <= '9') && r != '.' && r != '-' && r != '_' {
return fmt.Errorf("header key %q contains illegal characters not in [0-9a-z-_.]", key)
}
}
if strings.HasSuffix(key, "-bin") {
return nil
}
// check value
for _, val := range vals {
if hasNotPrintable(val) {
return fmt.Errorf("header key %q contains value with non-printable ASCII characters", key)
}
}
return nil
}

6
vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go generated vendored
View File

@ -116,7 +116,7 @@ type dnsBuilder struct{}
// Build creates and starts a DNS resolver that watches the name resolution of the target.
func (b *dnsBuilder) Build(target resolver.Target, cc resolver.ClientConn, opts resolver.BuildOptions) (resolver.Resolver, error) {
host, port, err := parseTarget(target.Endpoint, defaultPort)
host, port, err := parseTarget(target.Endpoint(), defaultPort)
if err != nil {
return nil, err
}
@ -140,10 +140,10 @@ func (b *dnsBuilder) Build(target resolver.Target, cc resolver.ClientConn, opts
disableServiceConfig: opts.DisableServiceConfig,
}
if target.Authority == "" {
if target.URL.Host == "" {
d.resolver = defaultResolver
} else {
d.resolver, err = customAuthorityResolver(target.Authority)
d.resolver, err = customAuthorityResolver(target.URL.Host)
if err != nil {
return nil, err
}

11
vendor/google.golang.org/grpc/internal/resolver/passthrough/passthrough.go generated vendored
View File

@ -20,13 +20,20 @@
// name without scheme back to gRPC as resolved address.
package passthrough
import "google.golang.org/grpc/resolver"
import (
"errors"
"google.golang.org/grpc/resolver"
)
const scheme = "passthrough"
type passthroughBuilder struct{}
func (*passthroughBuilder) Build(target resolver.Target, cc resolver.ClientConn, opts resolver.BuildOptions) (resolver.Resolver, error) {
if target.Endpoint() == "" && opts.Dialer == nil {
return nil, errors.New("passthrough: received empty target in Build()")
}
r := &passthroughResolver{
target: target,
cc: cc,
@ -45,7 +52,7 @@ type passthroughResolver struct {
}
func (r *passthroughResolver) start() {
r.cc.UpdateState(resolver.State{Addresses: []resolver.Address{{Addr: r.target.Endpoint}}})
r.cc.UpdateState(resolver.State{Addresses: []resolver.Address{{Addr: r.target.Endpoint()}}})
}
func (*passthroughResolver) ResolveNow(o resolver.ResolveNowOptions) {}

4
vendor/google.golang.org/grpc/internal/resolver/unix/unix.go generated vendored
View File

@ -34,8 +34,8 @@ type builder struct {
}
func (b *builder) Build(target resolver.Target, cc resolver.ClientConn, _ resolver.BuildOptions) (resolver.Resolver, error) {
if target.Authority != "" {
return nil, fmt.Errorf("invalid (non-empty) authority: %v", target.Authority)
if target.URL.Host != "" {
return nil, fmt.Errorf("invalid (non-empty) authority: %v", target.URL.Host)
}
// gRPC was parsing the dial target manually before PR #4817, and we

130
vendor/google.golang.org/grpc/internal/serviceconfig/duration.go generated vendored Normal file
View File

@ -0,0 +1,130 @@
/*
*
* Copyright 2023 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package serviceconfig
import (
"encoding/json"
"fmt"
"math"
"strconv"
"strings"
"time"
)
// Duration defines JSON marshal and unmarshal methods to conform to the
// protobuf JSON spec defined [here].
//
// [here]: https://protobuf.dev/reference/protobuf/google.protobuf/#duration
type Duration time.Duration
func (d Duration) String() string {
return fmt.Sprint(time.Duration(d))
}
// MarshalJSON converts from d to a JSON string output.
func (d Duration) MarshalJSON() ([]byte, error) {
ns := time.Duration(d).Nanoseconds()
sec := ns / int64(time.Second)
ns = ns % int64(time.Second)
var sign string
if sec < 0 || ns < 0 {
sign, sec, ns = "-", -1*sec, -1*ns
}
// Generated output always contains 0, 3, 6, or 9 fractional digits,
// depending on required precision.
str := fmt.Sprintf("%s%d.%09d", sign, sec, ns)
str = strings.TrimSuffix(str, "000")
str = strings.TrimSuffix(str, "000")
str = strings.TrimSuffix(str, ".000")
return []byte(fmt.Sprintf("\"%ss\"", str)), nil
}
// UnmarshalJSON unmarshals b as a duration JSON string into d.
func (d *Duration) UnmarshalJSON(b []byte) error {
var s string
if err := json.Unmarshal(b, &s); err != nil {
return err
}
if !strings.HasSuffix(s, "s") {
return fmt.Errorf("malformed duration %q: missing seconds unit", s)
}
neg := false
if s[0] == '-' {
neg = true
s = s[1:]
}
ss := strings.SplitN(s[:len(s)-1], ".", 3)
if len(ss) > 2 {
return fmt.Errorf("malformed duration %q: too many decimals", s)
}
// hasDigits is set if either the whole or fractional part of the number is
// present, since both are optional but one is required.
hasDigits := false
var sec, ns int64
if len(ss[0]) > 0 {
var err error
if sec, err = strconv.ParseInt(ss[0], 10, 64); err != nil {
return fmt.Errorf("malformed duration %q: %v", s, err)
}
// Maximum seconds value per the durationpb spec.
const maxProtoSeconds = 315_576_000_000
if sec > maxProtoSeconds {
return fmt.Errorf("out of range: %q", s)
}
hasDigits = true
}
if len(ss) == 2 && len(ss[1]) > 0 {
if len(ss[1]) > 9 {
return fmt.Errorf("malformed duration %q: too many digits after decimal", s)
}
var err error
if ns, err = strconv.ParseInt(ss[1], 10, 64); err != nil {
return fmt.Errorf("malformed duration %q: %v", s, err)
}
for i := 9; i > len(ss[1]); i-- {
ns *= 10
}
hasDigits = true
}
if !hasDigits {
return fmt.Errorf("malformed duration %q: contains no numbers", s)
}
if neg {
sec *= -1
ns *= -1
}
// Maximum/minimum seconds/nanoseconds representable by Go's time.Duration.
const maxSeconds = math.MaxInt64 / int64(time.Second)
const maxNanosAtMaxSeconds = math.MaxInt64 % int64(time.Second)
const minSeconds = math.MinInt64 / int64(time.Second)
const minNanosAtMinSeconds = math.MinInt64 % int64(time.Second)
if sec > maxSeconds || (sec == maxSeconds && ns >= maxNanosAtMaxSeconds) {
*d = Duration(math.MaxInt64)
} else if sec < minSeconds || (sec == minSeconds && ns <= minNanosAtMinSeconds) {
*d = Duration(math.MinInt64)
} else {
*d = Duration(sec*int64(time.Second) + ns)
}
return nil
}

127
vendor/google.golang.org/grpc/internal/transport/controlbuf.go generated vendored
View File

@ -22,6 +22,7 @@ import (
"bytes"
"errors"
"fmt"
"net"
"runtime"
"strconv"
"sync"
@ -29,6 +30,7 @@ import (
"golang.org/x/net/http2"
"golang.org/x/net/http2/hpack"
"google.golang.org/grpc/internal/grpclog"
"google.golang.org/grpc/internal/grpcutil"
"google.golang.org/grpc/status"
)
@ -191,7 +193,7 @@ type goAway struct {
code http2.ErrCode
debugData []byte
headsUp bool
closeConn bool
closeConn error // if set, loopyWriter will exit, resulting in conn closure
}
func (*goAway) isTransportResponseFrame() bool { return false }
@ -209,6 +211,14 @@ type outFlowControlSizeRequest struct {
func (*outFlowControlSizeRequest) isTransportResponseFrame() bool { return false }
// closeConnection is an instruction to tell the loopy writer to flush the
// framer and exit, which will cause the transport's connection to be closed
// (by the client or server). The transport itself will close after the reader
// encounters the EOF caused by the connection closure.
type closeConnection struct{}
func (closeConnection) isTransportResponseFrame() bool { return false }
type outStreamState int
const (
@ -408,7 +418,7 @@ func (c *controlBuffer) get(block bool) (interface{}, error) {
select {
case <-c.ch:
case <-c.done:
return nil, ErrConnClosing
return nil, errors.New("transport closed by client")
}
}
}
@ -478,12 +488,14 @@ type loopyWriter struct {
hEnc *hpack.Encoder // HPACK encoder.
bdpEst *bdpEstimator
draining bool
conn net.Conn
logger *grpclog.PrefixLogger
// Side-specific handlers
ssGoAwayHandler func(*goAway) (bool, error)
}
func newLoopyWriter(s side, fr *framer, cbuf *controlBuffer, bdpEst *bdpEstimator) *loopyWriter {
func newLoopyWriter(s side, fr *framer, cbuf *controlBuffer, bdpEst *bdpEstimator, conn net.Conn, logger *grpclog.PrefixLogger) *loopyWriter {
var buf bytes.Buffer
l := &loopyWriter{
side: s,
@ -496,6 +508,8 @@ func newLoopyWriter(s side, fr *framer, cbuf *controlBuffer, bdpEst *bdpEstimato
hBuf: &buf,
hEnc: hpack.NewEncoder(&buf),
bdpEst: bdpEst,
conn: conn,
logger: logger,
}
return l
}
@ -513,23 +527,26 @@ const minBatchSize = 1000
// 2. Stream level flow control quota available.
//
// In each iteration of run loop, other than processing the incoming control
// frame, loopy calls processData, which processes one node from the activeStreams linked-list.
// This results in writing of HTTP2 frames into an underlying write buffer.
// When there's no more control frames to read from controlBuf, loopy flushes the write buffer.
// As an optimization, to increase the batch size for each flush, loopy yields the processor, once
// if the batch size is too low to give stream goroutines a chance to fill it up.
// frame, loopy calls processData, which processes one node from the
// activeStreams linked-list. This results in writing of HTTP2 frames into an
// underlying write buffer. When there's no more control frames to read from
// controlBuf, loopy flushes the write buffer. As an optimization, to increase
// the batch size for each flush, loopy yields the processor, once if the batch
// size is too low to give stream goroutines a chance to fill it up.
//
// Upon exiting, if the error causing the exit is not an I/O error, run()
// flushes and closes the underlying connection. Otherwise, the connection is
// left open to allow the I/O error to be encountered by the reader instead.
func (l *loopyWriter) run() (err error) {
defer func() {
if err == ErrConnClosing {
// Don't log ErrConnClosing as error since it happens
// 1. When the connection is closed by some other known issue.
// 2. User closed the connection.
// 3. A graceful close of connection.
if logger.V(logLevel) {
logger.Infof("transport: loopyWriter.run returning. %v", err)
}
err = nil
if l.logger.V(logLevel) {
l.logger.Infof("loopyWriter exiting with error: %v", err)
}
if !isIOError(err) {
l.framer.writer.Flush()
l.conn.Close()
}
l.cbuf.finish()
}()
for {
it, err := l.cbuf.get(true)
@ -574,7 +591,6 @@ func (l *loopyWriter) run() (err error) {
}
l.framer.writer.Flush()
break hasdata
}
}
}
@ -583,11 +599,11 @@ func (l *loopyWriter) outgoingWindowUpdateHandler(w *outgoingWindowUpdate) error
return l.framer.fr.WriteWindowUpdate(w.streamID, w.increment)
}
func (l *loopyWriter) incomingWindowUpdateHandler(w *incomingWindowUpdate) error {
func (l *loopyWriter) incomingWindowUpdateHandler(w *incomingWindowUpdate) {
// Otherwise update the quota.
if w.streamID == 0 {
l.sendQuota += w.increment
return nil
return
}
// Find the stream and update it.
if str, ok := l.estdStreams[w.streamID]; ok {
@ -595,10 +611,9 @@ func (l *loopyWriter) incomingWindowUpdateHandler(w *incomingWindowUpdate) error
if strQuota := int(l.oiws) - str.bytesOutStanding; strQuota > 0 && str.state == waitingOnStreamQuota {
str.state = active
l.activeStreams.enqueue(str)
return nil
return
}
}
return nil
}
func (l *loopyWriter) outgoingSettingsHandler(s *outgoingSettings) error {
@ -606,13 +621,11 @@ func (l *loopyWriter) outgoingSettingsHandler(s *outgoingSettings) error {
}
func (l *loopyWriter) incomingSettingsHandler(s *incomingSettings) error {
if err := l.applySettings(s.ss); err != nil {
return err
}
l.applySettings(s.ss)
return l.framer.fr.WriteSettingsAck()
}
func (l *loopyWriter) registerStreamHandler(h *registerStream) error {
func (l *loopyWriter) registerStreamHandler(h *registerStream) {
str := &outStream{
id: h.streamID,
state: empty,
@ -620,15 +633,14 @@ func (l *loopyWriter) registerStreamHandler(h *registerStream) error {
wq: h.wq,
}
l.estdStreams[h.streamID] = str
return nil
}
func (l *loopyWriter) headerHandler(h *headerFrame) error {
if l.side == serverSide {
str, ok := l.estdStreams[h.streamID]
if !ok {
if logger.V(logLevel) {
logger.Warningf("transport: loopy doesn't recognize the stream: %d", h.streamID)
if l.logger.V(logLevel) {
l.logger.Infof("Unrecognized streamID %d in loopyWriter", h.streamID)
}
return nil
}
@ -655,19 +667,20 @@ func (l *loopyWriter) headerHandler(h *headerFrame) error {
itl: &itemList{},
wq: h.wq,
}
str.itl.enqueue(h)
return l.originateStream(str)
return l.originateStream(str, h)
}
func (l *loopyWriter) originateStream(str *outStream) error {
hdr := str.itl.dequeue().(*headerFrame)
if err := hdr.initStream(str.id); err != nil {
if err == ErrConnClosing {
return err
}
// Other errors(errStreamDrain) need not close transport.
func (l *loopyWriter) originateStream(str *outStream, hdr *headerFrame) error {
// l.draining is set when handling GoAway. In which case, we want to avoid
// creating new streams.
if l.draining {
// TODO: provide a better error with the reason we are in draining.
hdr.onOrphaned(errStreamDrain)
return nil
}
if err := hdr.initStream(str.id); err != nil {
return err
}
if err := l.writeHeader(str.id, hdr.endStream, hdr.hf, hdr.onWrite); err != nil {
return err
}
@ -682,8 +695,8 @@ func (l *loopyWriter) writeHeader(streamID uint32, endStream bool, hf []hpack.He
l.hBuf.Reset()
for _, f := range hf {
if err := l.hEnc.WriteField(f); err != nil {
if logger.V(logLevel) {
logger.Warningf("transport: loopyWriter.writeHeader encountered error while encoding headers: %v", err)
if l.logger.V(logLevel) {
l.logger.Warningf("Encountered error while encoding headers: %v", err)
}
}
}
@ -721,10 +734,10 @@ func (l *loopyWriter) writeHeader(streamID uint32, endStream bool, hf []hpack.He
return nil
}
func (l *loopyWriter) preprocessData(df *dataFrame) error {
func (l *loopyWriter) preprocessData(df *dataFrame) {
str, ok := l.estdStreams[df.streamID]
if !ok {
return nil
return
}
// If we got data for a stream it means that
// stream was originated and the headers were sent out.
@ -733,7 +746,6 @@ func (l *loopyWriter) preprocessData(df *dataFrame) error {
str.state = active
l.activeStreams.enqueue(str)
}
return nil
}
func (l *loopyWriter) pingHandler(p *ping) error {
@ -744,9 +756,8 @@ func (l *loopyWriter) pingHandler(p *ping) error {
}
func (l *loopyWriter) outFlowControlSizeRequestHandler(o *outFlowControlSizeRequest) error {
func (l *loopyWriter) outFlowControlSizeRequestHandler(o *outFlowControlSizeRequest) {
o.resp <- l.sendQuota
return nil
}
func (l *loopyWriter) cleanupStreamHandler(c *cleanupStream) error {
@ -763,8 +774,9 @@ func (l *loopyWriter) cleanupStreamHandler(c *cleanupStream) error {
return err
}
}
if l.side == clientSide && l.draining && len(l.estdStreams) == 0 {
return ErrConnClosing
if l.draining && len(l.estdStreams) == 0 {
// Flush and close the connection; we are done with it.
return errors.New("finished processing active streams while in draining mode")
}
return nil
}
@ -799,7 +811,8 @@ func (l *loopyWriter) incomingGoAwayHandler(*incomingGoAway) error {
if l.side == clientSide {
l.draining = true
if len(l.estdStreams) == 0 {
return ErrConnClosing
// Flush and close the connection; we are done with it.
return errors.New("received GOAWAY with no active streams")
}
}
return nil
@ -820,7 +833,7 @@ func (l *loopyWriter) goAwayHandler(g *goAway) error {
func (l *loopyWriter) handle(i interface{}) error {
switch i := i.(type) {
case *incomingWindowUpdate:
return l.incomingWindowUpdateHandler(i)
l.incomingWindowUpdateHandler(i)
case *outgoingWindowUpdate:
return l.outgoingWindowUpdateHandler(i)
case *incomingSettings:
@ -830,7 +843,7 @@ func (l *loopyWriter) handle(i interface{}) error {
case *headerFrame:
return l.headerHandler(i)
case *registerStream:
return l.registerStreamHandler(i)
l.registerStreamHandler(i)
case *cleanupStream:
return l.cleanupStreamHandler(i)
case *earlyAbortStream:
@ -838,19 +851,24 @@ func (l *loopyWriter) handle(i interface{}) error {
case *incomingGoAway:
return l.incomingGoAwayHandler(i)
case *dataFrame:
return l.preprocessData(i)
l.preprocessData(i)
case *ping:
return l.pingHandler(i)
case *goAway:
return l.goAwayHandler(i)
case *outFlowControlSizeRequest:
return l.outFlowControlSizeRequestHandler(i)
l.outFlowControlSizeRequestHandler(i)
case closeConnection:
// Just return a non-I/O error and run() will flush and close the
// connection.
return ErrConnClosing
default:
return fmt.Errorf("transport: unknown control message type %T", i)
}
return nil
}
func (l *loopyWriter) applySettings(ss []http2.Setting) error {
func (l *loopyWriter) applySettings(ss []http2.Setting) {
for _, s := range ss {
switch s.ID {
case http2.SettingInitialWindowSize:
@ -869,7 +887,6 @@ func (l *loopyWriter) applySettings(ss []http2.Setting) error {
updateHeaderTblSize(l.hEnc, s.Val)
}
}
return nil
}
// processData removes the first stream from active streams, writes out at most 16KB
@ -903,7 +920,7 @@ func (l *loopyWriter) processData() (bool, error) {
return false, err
}
if err := l.cleanupStreamHandler(trailer.cleanup); err != nil {
return false, nil
return false, err
}
} else {
l.activeStreams.enqueue(str)

6
vendor/google.golang.org/grpc/internal/transport/defaults.go generated vendored
View File

@ -47,3 +47,9 @@ const (
defaultClientMaxHeaderListSize = uint32(16 << 20)
defaultServerMaxHeaderListSize = uint32(16 << 20)
)
// MaxStreamID is the upper bound for the stream ID before the current
// transport gracefully closes and new transport is created for subsequent RPCs.
// This is set to 75% of 2^31-1. Streams are identified with an unsigned 31-bit
// integer. It's exported so that tests can override it.
var MaxStreamID = uint32(math.MaxInt32 * 3 / 4)

52
vendor/google.golang.org/grpc/internal/transport/handler_server.go generated vendored
View File

@ -39,6 +39,7 @@ import (
"golang.org/x/net/http2"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/internal/grpclog"
"google.golang.org/grpc/internal/grpcutil"
"google.golang.org/grpc/metadata"
"google.golang.org/grpc/peer"
@ -46,24 +47,32 @@ import (
"google.golang.org/grpc/status"
)
// NewServerHandlerTransport returns a ServerTransport handling gRPC
// from inside an http.Handler. It requires that the http Server
// supports HTTP/2.
// NewServerHandlerTransport returns a ServerTransport handling gRPC from
// inside an http.Handler, or writes an HTTP error to w and returns an error.
// It requires that the http Server supports HTTP/2.
func NewServerHandlerTransport(w http.ResponseWriter, r *http.Request, stats []stats.Handler) (ServerTransport, error) {
if r.ProtoMajor != 2 {
return nil, errors.New("gRPC requires HTTP/2")
msg := "gRPC requires HTTP/2"
http.Error(w, msg, http.StatusBadRequest)
return nil, errors.New(msg)
}
if r.Method != "POST" {
return nil, errors.New("invalid gRPC request method")
msg := fmt.Sprintf("invalid gRPC request method %q", r.Method)
http.Error(w, msg, http.StatusBadRequest)
return nil, errors.New(msg)
}
contentType := r.Header.Get("Content-Type")
// TODO: do we assume contentType is lowercase? we did before
contentSubtype, validContentType := grpcutil.ContentSubtype(contentType)
if !validContentType {
return nil, errors.New("invalid gRPC request content-type")
msg := fmt.Sprintf("invalid gRPC request content-type %q", contentType)
http.Error(w, msg, http.StatusUnsupportedMediaType)
return nil, errors.New(msg)
}
if _, ok := w.(http.Flusher); !ok {
return nil, errors.New("gRPC requires a ResponseWriter supporting http.Flusher")
msg := "gRPC requires a ResponseWriter supporting http.Flusher"
http.Error(w, msg, http.StatusInternalServerError)
return nil, errors.New(msg)
}
st := &serverHandlerTransport{
@ -75,11 +84,14 @@ func NewServerHandlerTransport(w http.ResponseWriter, r *http.Request, stats []s
contentSubtype: contentSubtype,
stats: stats,
}
st.logger = prefixLoggerForServerHandlerTransport(st)
if v := r.Header.Get("grpc-timeout"); v != "" {
to, err := decodeTimeout(v)
if err != nil {
return nil, status.Errorf(codes.Internal, "malformed time-out: %v", err)
msg := fmt.Sprintf("malformed grpc-timeout: %v", err)
http.Error(w, msg, http.StatusBadRequest)
return nil, status.Error(codes.Internal, msg)
}
st.timeoutSet = true
st.timeout = to
@ -97,7 +109,9 @@ func NewServerHandlerTransport(w http.ResponseWriter, r *http.Request, stats []s
for _, v := range vv {
v, err := decodeMetadataHeader(k, v)
if err != nil {
return nil, status.Errorf(codes.Internal, "malformed binary metadata: %v", err)
msg := fmt.Sprintf("malformed binary metadata %q in header %q: %v", v, k, err)
http.Error(w, msg, http.StatusBadRequest)
return nil, status.Error(codes.Internal, msg)
}
metakv = append(metakv, k, v)
}
@ -138,15 +152,19 @@ type serverHandlerTransport struct {
// TODO make sure this is consistent across handler_server and http2_server
contentSubtype string
stats []stats.Handler
stats []stats.Handler
logger *grpclog.PrefixLogger
}
func (ht *serverHandlerTransport) Close() {
ht.closeOnce.Do(ht.closeCloseChanOnce)
func (ht *serverHandlerTransport) Close(err error) {
ht.closeOnce.Do(func() {
if ht.logger.V(logLevel) {
ht.logger.Infof("Closing: %v", err)
}
close(ht.closedCh)
})
}
func (ht *serverHandlerTransport) closeCloseChanOnce() { close(ht.closedCh) }
func (ht *serverHandlerTransport) RemoteAddr() net.Addr { return strAddr(ht.req.RemoteAddr) }
// strAddr is a net.Addr backed by either a TCP "ip:port" string, or
@ -236,7 +254,7 @@ func (ht *serverHandlerTransport) WriteStatus(s *Stream, st *status.Status) erro
})
}
}
ht.Close()
ht.Close(errors.New("finished writing status"))
return err
}
@ -346,7 +364,7 @@ func (ht *serverHandlerTransport) HandleStreams(startStream func(*Stream), trace
case <-ht.req.Context().Done():
}
cancel()
ht.Close()
ht.Close(errors.New("request is done processing"))
}()
req := ht.req
@ -435,7 +453,7 @@ func (ht *serverHandlerTransport) IncrMsgSent() {}
func (ht *serverHandlerTransport) IncrMsgRecv() {}
func (ht *serverHandlerTransport) Drain() {
func (ht *serverHandlerTransport) Drain(debugData string) {
panic("Drain() is not implemented")
}

124
vendor/google.golang.org/grpc/internal/transport/http2_client.go generated vendored
View File

@ -38,6 +38,7 @@ import (
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/internal/channelz"
icredentials "google.golang.org/grpc/internal/credentials"
"google.golang.org/grpc/internal/grpclog"
"google.golang.org/grpc/internal/grpcsync"
"google.golang.org/grpc/internal/grpcutil"
imetadata "google.golang.org/grpc/internal/metadata"
@ -59,11 +60,15 @@ var clientConnectionCounter uint64
// http2Client implements the ClientTransport interface with HTTP2.
type http2Client struct {
lastRead int64 // Keep this field 64-bit aligned. Accessed atomically.
ctx context.Context
cancel context.CancelFunc
ctxDone <-chan struct{} // Cache the ctx.Done() chan.
userAgent string
lastRead int64 // Keep this field 64-bit aligned. Accessed atomically.
ctx context.Context
cancel context.CancelFunc
ctxDone <-chan struct{} // Cache the ctx.Done() chan.
userAgent string
// address contains the resolver returned address for this transport.
// If the `ServerName` field is set, it takes precedence over `CallHdr.Host`
// passed to `NewStream`, when determining the :authority header.
address resolver.Address
md metadata.MD
conn net.Conn // underlying communication channel
loopy *loopyWriter
@ -136,12 +141,12 @@ type http2Client struct {
channelzID *channelz.Identifier
czData *channelzData
onGoAway func(GoAwayReason)
onClose func()
onClose func(GoAwayReason)
bufferPool *bufferPool
connectionID uint64
logger *grpclog.PrefixLogger
}
func dial(ctx context.Context, fn func(context.Context, string) (net.Conn, error), addr resolver.Address, useProxy bool, grpcUA string) (net.Conn, error) {
@ -193,7 +198,7 @@ func isTemporary(err error) bool {
// newHTTP2Client constructs a connected ClientTransport to addr based on HTTP2
// and starts to receive messages on it. Non-nil error returns if construction
// fails.
func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts ConnectOptions, onGoAway func(GoAwayReason), onClose func()) (_ *http2Client, err error) {
func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts ConnectOptions, onClose func(GoAwayReason)) (_ *http2Client, err error) {
scheme := "http"
ctx, cancel := context.WithCancel(ctx)
defer func() {
@ -213,7 +218,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts
if opts.FailOnNonTempDialError {
return nil, connectionErrorf(isTemporary(err), err, "transport: error while dialing: %v", err)
}
return nil, connectionErrorf(true, err, "transport: Error while dialing %v", err)
return nil, connectionErrorf(true, err, "transport: Error while dialing: %v", err)
}
// Any further errors will close the underlying connection
@ -238,8 +243,11 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts
go func(conn net.Conn) {
defer ctxMonitorDone.Fire() // Signal this goroutine has exited.
<-newClientCtx.Done() // Block until connectCtx expires or the defer above executes.
if connectCtx.Err() != nil {
if err := connectCtx.Err(); err != nil {
// connectCtx expired before exiting the function. Hard close the connection.
if logger.V(logLevel) {
logger.Infof("Aborting due to connect deadline expiring: %v", err)
}
conn.Close()
}
}(conn)
@ -314,6 +322,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts
cancel: cancel,
userAgent: opts.UserAgent,
registeredCompressors: grpcutil.RegisteredCompressors(),
address: addr,
conn: conn,
remoteAddr: conn.RemoteAddr(),
localAddr: conn.LocalAddr(),
@ -335,11 +344,11 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts
streamQuota: defaultMaxStreamsClient,
streamsQuotaAvailable: make(chan struct{}, 1),
czData: new(channelzData),
onGoAway: onGoAway,
keepaliveEnabled: keepaliveEnabled,
bufferPool: newBufferPool(),
onClose: onClose,
}
t.logger = prefixLoggerForClientTransport(t)
// Add peer information to the http2client context.
t.ctx = peer.NewContext(t.ctx, t.getPeer())
@ -438,17 +447,8 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts
return nil, err
}
go func() {
t.loopy = newLoopyWriter(clientSide, t.framer, t.controlBuf, t.bdpEst)
err := t.loopy.run()
if err != nil {
if logger.V(logLevel) {
logger.Errorf("transport: loopyWriter.run returning. Err: %v", err)
}
}
// Do not close the transport. Let reader goroutine handle it since
// there might be data in the buffers.
t.conn.Close()
t.controlBuf.finish()
t.loopy = newLoopyWriter(clientSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger)
t.loopy.run()
close(t.writerDone)
}()
return t, nil
@ -702,6 +702,18 @@ func (e NewStreamError) Error() string {
// streams. All non-nil errors returned will be *NewStreamError.
func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream, error) {
ctx = peer.NewContext(ctx, t.getPeer())
// ServerName field of the resolver returned address takes precedence over
// Host field of CallHdr to determine the :authority header. This is because,
// the ServerName field takes precedence for server authentication during
// TLS handshake, and the :authority header should match the value used
// for server authentication.
if t.address.ServerName != "" {
newCallHdr := *callHdr
newCallHdr.Host = t.address.ServerName
callHdr = &newCallHdr
}
headerFields, err := t.createHeaderFields(ctx, callHdr)
if err != nil {
return nil, &NewStreamError{Err: err, AllowTransparentRetry: false}
@ -726,15 +738,12 @@ func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream,
endStream: false,
initStream: func(id uint32) error {
t.mu.Lock()
if state := t.state; state != reachable {
// TODO: handle transport closure in loopy instead and remove this
// initStream is never called when transport is draining.
if t.state == closing {
t.mu.Unlock()
// Do a quick cleanup.
err := error(errStreamDrain)
if state == closing {
err = ErrConnClosing
}
cleanup(err)
return err
cleanup(ErrConnClosing)
return ErrConnClosing
}
if channelz.IsOn() {
atomic.AddInt64(&t.czData.streamsStarted, 1)
@ -752,6 +761,7 @@ func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream,
}
firstTry := true
var ch chan struct{}
transportDrainRequired := false
checkForStreamQuota := func(it interface{}) bool {
if t.streamQuota <= 0 { // Can go negative if server decreases it.
if firstTry {
@ -767,10 +777,15 @@ func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream,
h := it.(*headerFrame)
h.streamID = t.nextID
t.nextID += 2
// Drain client transport if nextID > MaxStreamID which signals gRPC that
// the connection is closed and a new one must be created for subsequent RPCs.
transportDrainRequired = t.nextID > MaxStreamID
s.id = h.streamID
s.fc = &inFlow{limit: uint32(t.initialWindowSize)}
t.mu.Lock()
if t.activeStreams == nil { // Can be niled from Close().
if t.state == draining || t.activeStreams == nil { // Can be niled from Close().
t.mu.Unlock()
return false // Don't create a stream if the transport is already closed.
}
@ -846,6 +861,12 @@ func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream,
sh.HandleRPC(s.ctx, outHeader)
}
}
if transportDrainRequired {
if t.logger.V(logLevel) {
t.logger.Infof("Draining transport: t.nextID > MaxStreamID")
}
t.GracefulClose()
}
return s, nil
}
@ -934,9 +955,14 @@ func (t *http2Client) Close(err error) {
t.mu.Unlock()
return
}
if t.logger.V(logLevel) {
t.logger.Infof("Closing: %v", err)
}
// Call t.onClose ASAP to prevent the client from attempting to create new
// streams.
t.onClose()
if t.state != draining {
t.onClose(GoAwayInvalid)
}
t.state = closing
streams := t.activeStreams
t.activeStreams = nil
@ -986,11 +1012,15 @@ func (t *http2Client) GracefulClose() {
t.mu.Unlock()
return
}
if t.logger.V(logLevel) {
t.logger.Infof("GracefulClose called")
}
t.onClose(GoAwayInvalid)
t.state = draining
active := len(t.activeStreams)
t.mu.Unlock()
if active == 0 {
t.Close(ErrConnClosing)
t.Close(connectionErrorf(true, nil, "no active streams left to process while draining"))
return
}
t.controlBuf.put(&incomingGoAway{})
@ -1147,8 +1177,8 @@ func (t *http2Client) handleRSTStream(f *http2.RSTStreamFrame) {
}
statusCode, ok := http2ErrConvTab[f.ErrCode]
if !ok {
if logger.V(logLevel) {
logger.Warningf("transport: http2Client.handleRSTStream found no mapped gRPC status for the received http2 error %v", f.ErrCode)
if t.logger.V(logLevel) {
t.logger.Infof("Received a RST_STREAM frame with code %q, but found no mapped gRPC status", f.ErrCode)
}
statusCode = codes.Unknown
}
@ -1230,10 +1260,12 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) {
t.mu.Unlock()
return
}
if f.ErrCode == http2.ErrCodeEnhanceYourCalm {
if logger.V(logLevel) {
logger.Infof("Client received GoAway with http2.ErrCodeEnhanceYourCalm.")
}
if f.ErrCode == http2.ErrCodeEnhanceYourCalm && string(f.DebugData()) == "too_many_pings" {
// When a client receives a GOAWAY with error code ENHANCE_YOUR_CALM and debug
// data equal to ASCII "too_many_pings", it should log the occurrence at a log level that is
// enabled by default and double the configure KEEPALIVE_TIME used for new connections
// on that channel.
logger.Errorf("Client received GoAway with error code ENHANCE_YOUR_CALM and debug data equal to ASCII \"too_many_pings\".")
}
id := f.LastStreamID
if id > 0 && id%2 == 0 {
@ -1266,8 +1298,10 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) {
// Notify the clientconn about the GOAWAY before we set the state to
// draining, to allow the client to stop attempting to create streams
// before disallowing new streams on this connection.
t.onGoAway(t.goAwayReason)
t.state = draining
if t.state != draining {
t.onClose(t.goAwayReason)
t.state = draining
}
}
// All streams with IDs greater than the GoAwayId
// and smaller than the previous GoAway ID should be killed.
@ -1303,7 +1337,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) {
// setGoAwayReason sets the value of t.goAwayReason based
// on the GoAway frame received.
// It expects a lock on transport's mutext to be held by
// It expects a lock on transport's mutex to be held by
// the caller.
func (t *http2Client) setGoAwayReason(f *http2.GoAwayFrame) {
t.goAwayReason = GoAwayNoReason
@ -1756,3 +1790,9 @@ func (t *http2Client) getOutFlowWindow() int64 {
return -2
}
}
func (t *http2Client) stateForTesting() transportState {
t.mu.Lock()
defer t.mu.Unlock()
return t.state
}

218
vendor/google.golang.org/grpc/internal/transport/http2_server.go generated vendored
View File

@ -21,6 +21,7 @@ package transport
import (
"bytes"
"context"
"errors"
"fmt"
"io"
"math"
@ -34,13 +35,16 @@ import (
"github.com/golang/protobuf/proto"
"golang.org/x/net/http2"
"golang.org/x/net/http2/hpack"
"google.golang.org/grpc/internal/grpclog"
"google.golang.org/grpc/internal/grpcutil"
"google.golang.org/grpc/internal/pretty"
"google.golang.org/grpc/internal/syscall"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/internal/channelz"
"google.golang.org/grpc/internal/grpcrand"
"google.golang.org/grpc/internal/grpcsync"
"google.golang.org/grpc/keepalive"
"google.golang.org/grpc/metadata"
"google.golang.org/grpc/peer"
@ -101,13 +105,13 @@ type http2Server struct {
mu sync.Mutex // guard the following
// drainChan is initialized when Drain() is called the first time.
// After which the server writes out the first GoAway(with ID 2^31-1) frame.
// Then an independent goroutine will be launched to later send the second GoAway.
// During this time we don't want to write another first GoAway(with ID 2^31 -1) frame.
// Thus call to Drain() will be a no-op if drainChan is already initialized since draining is
// already underway.
drainChan chan struct{}
// drainEvent is initialized when Drain() is called the first time. After
// which the server writes out the first GoAway(with ID 2^31-1) frame. Then
// an independent goroutine will be launched to later send the second
// GoAway. During this time we don't want to write another first GoAway(with
// ID 2^31 -1) frame. Thus call to Drain() will be a no-op if drainEvent is
// already initialized since draining is already underway.
drainEvent *grpcsync.Event
state transportState
activeStreams map[uint32]*Stream
// idle is the time instant when the connection went idle.
@ -127,6 +131,8 @@ type http2Server struct {
// This lock may not be taken if mu is already held.
maxStreamMu sync.Mutex
maxStreamID uint32 // max stream ID ever seen
logger *grpclog.PrefixLogger
}
// NewServerTransport creates a http2 transport with conn and configuration
@ -265,6 +271,7 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport,
czData: new(channelzData),
bufferPool: newBufferPool(),
}
t.logger = prefixLoggerForServerTransport(t)
// Add peer information to the http2server context.
t.ctx = peer.NewContext(t.ctx, t.getPeer())
@ -293,7 +300,7 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport,
defer func() {
if err != nil {
t.Close()
t.Close(err)
}
}()
@ -329,23 +336,18 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport,
t.handleSettings(sf)
go func() {
t.loopy = newLoopyWriter(serverSide, t.framer, t.controlBuf, t.bdpEst)
t.loopy = newLoopyWriter(serverSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger)
t.loopy.ssGoAwayHandler = t.outgoingGoAwayHandler
if err := t.loopy.run(); err != nil {
if logger.V(logLevel) {
logger.Errorf("transport: loopyWriter.run returning. Err: %v", err)
}
}
t.conn.Close()
t.controlBuf.finish()
t.loopy.run()
close(t.writerDone)
}()
go t.keepalive()
return t, nil
}
// operateHeader takes action on the decoded headers.
func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(*Stream), traceCtx func(context.Context, string) context.Context) (fatal bool) {
// operateHeaders takes action on the decoded headers. Returns an error if fatal
// error encountered and transport needs to close, otherwise returns nil.
func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(*Stream), traceCtx func(context.Context, string) context.Context) error {
// Acquire max stream ID lock for entire duration
t.maxStreamMu.Lock()
defer t.maxStreamMu.Unlock()
@ -361,15 +363,12 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
rstCode: http2.ErrCodeFrameSize,
onWrite: func() {},
})
return false
return nil
}
if streamID%2 != 1 || streamID <= t.maxStreamID {
// illegal gRPC stream id.
if logger.V(logLevel) {
logger.Errorf("transport: http2Server.HandleStreams received an illegal stream id: %v", streamID)
}
return true
return fmt.Errorf("received an illegal stream id: %v. headers frame: %+v", streamID, frame)
}
t.maxStreamID = streamID
@ -381,13 +380,14 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
fc: &inFlow{limit: uint32(t.initialWindowSize)},
}
var (
// If a gRPC Response-Headers has already been received, then it means
// that the peer is speaking gRPC and we are in gRPC mode.
isGRPC = false
mdata = make(map[string][]string)
httpMethod string
// headerError is set if an error is encountered while parsing the headers
headerError bool
// if false, content-type was missing or invalid
isGRPC = false
contentType = ""
mdata = make(metadata.MD, len(frame.Fields))
httpMethod string
// these are set if an error is encountered while parsing the headers
protocolError bool
headerError *status.Status
timeoutSet bool
timeout time.Duration
@ -398,11 +398,23 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
case "content-type":
contentSubtype, validContentType := grpcutil.ContentSubtype(hf.Value)
if !validContentType {
contentType = hf.Value
break
}
mdata[hf.Name] = append(mdata[hf.Name], hf.Value)
s.contentSubtype = contentSubtype
isGRPC = true
case "grpc-accept-encoding":
mdata[hf.Name] = append(mdata[hf.Name], hf.Value)
if hf.Value == "" {
continue
}
compressors := hf.Value
if s.clientAdvertisedCompressors != "" {
compressors = s.clientAdvertisedCompressors + "," + compressors
}
s.clientAdvertisedCompressors = compressors
case "grpc-encoding":
s.recvCompress = hf.Value
case ":method":
@ -413,23 +425,23 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
timeoutSet = true
var err error
if timeout, err = decodeTimeout(hf.Value); err != nil {
headerError = true
headerError = status.Newf(codes.Internal, "malformed grpc-timeout: %v", err)
}
// "Transports must consider requests containing the Connection header
// as malformed." - A41
case "connection":
if logger.V(logLevel) {
logger.Errorf("transport: http2Server.operateHeaders parsed a :connection header which makes a request malformed as per the HTTP/2 spec")
if t.logger.V(logLevel) {
t.logger.Infof("Received a HEADERS frame with a :connection header which makes the request malformed, as per the HTTP/2 spec")
}
headerError = true
protocolError = true
default:
if isReservedHeader(hf.Name) && !isWhitelistedHeader(hf.Name) {
break
}
v, err := decodeMetadataHeader(hf.Name, hf.Value)
if err != nil {
headerError = true
logger.Warningf("Failed to decode metadata header (%q, %q): %v", hf.Name, hf.Value, err)
headerError = status.Newf(codes.Internal, "malformed binary metadata %q in header %q: %v", hf.Value, hf.Name, err)
t.logger.Warningf("Failed to decode metadata header (%q, %q): %v", hf.Name, hf.Value, err)
break
}
mdata[hf.Name] = append(mdata[hf.Name], v)
@ -443,27 +455,47 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
// error, this takes precedence over a client not speaking gRPC.
if len(mdata[":authority"]) > 1 || len(mdata["host"]) > 1 {
errMsg := fmt.Sprintf("num values of :authority: %v, num values of host: %v, both must only have 1 value as per HTTP/2 spec", len(mdata[":authority"]), len(mdata["host"]))
if logger.V(logLevel) {
logger.Errorf("transport: %v", errMsg)
if t.logger.V(logLevel) {
t.logger.Infof("Aborting the stream early: %v", errMsg)
}
t.controlBuf.put(&earlyAbortStream{
httpStatus: 400,
httpStatus: http.StatusBadRequest,
streamID: streamID,
contentSubtype: s.contentSubtype,
status: status.New(codes.Internal, errMsg),
rst: !frame.StreamEnded(),
})
return false
return nil
}
if !isGRPC || headerError {
if protocolError {
t.controlBuf.put(&cleanupStream{
streamID: streamID,
rst: true,
rstCode: http2.ErrCodeProtocol,
onWrite: func() {},
})
return false
return nil
}
if !isGRPC {
t.controlBuf.put(&earlyAbortStream{
httpStatus: http.StatusUnsupportedMediaType,
streamID: streamID,
contentSubtype: s.contentSubtype,
status: status.Newf(codes.InvalidArgument, "invalid gRPC request content-type %q", contentType),
rst: !frame.StreamEnded(),
})
return nil
}
if headerError != nil {
t.controlBuf.put(&earlyAbortStream{
httpStatus: http.StatusBadRequest,
streamID: streamID,
contentSubtype: s.contentSubtype,
status: headerError,
rst: !frame.StreamEnded(),
})
return nil
}
// "If :authority is missing, Host must be renamed to :authority." - A41
@ -503,7 +535,7 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
if t.state != reachable {
t.mu.Unlock()
s.cancel()
return false
return nil
}
if uint32(len(t.activeStreams)) >= t.maxStreams {
t.mu.Unlock()
@ -514,13 +546,13 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
onWrite: func() {},
})
s.cancel()
return false
return nil
}
if httpMethod != http.MethodPost {
t.mu.Unlock()
errMsg := fmt.Sprintf("http2Server.operateHeaders parsed a :method field: %v which should be POST", httpMethod)
if logger.V(logLevel) {
logger.Infof("transport: %v", errMsg)
errMsg := fmt.Sprintf("Received a HEADERS frame with :method %q which should be POST", httpMethod)
if t.logger.V(logLevel) {
t.logger.Infof("Aborting the stream early: %v", errMsg)
}
t.controlBuf.put(&earlyAbortStream{
httpStatus: 405,
@ -530,14 +562,14 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
rst: !frame.StreamEnded(),
})
s.cancel()
return false
return nil
}
if t.inTapHandle != nil {
var err error
if s.ctx, err = t.inTapHandle(s.ctx, &tap.Info{FullMethodName: s.method}); err != nil {
t.mu.Unlock()
if logger.V(logLevel) {
logger.Infof("transport: http2Server.operateHeaders got an error from InTapHandle: %v", err)
if t.logger.V(logLevel) {
t.logger.Infof("Aborting the stream early due to InTapHandle failure: %v", err)
}
stat, ok := status.FromError(err)
if !ok {
@ -550,7 +582,7 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
status: stat,
rst: !frame.StreamEnded(),
})
return false
return nil
}
}
t.activeStreams[streamID] = s
@ -574,7 +606,7 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
LocalAddr: t.localAddr,
Compression: s.recvCompress,
WireLength: int(frame.Header().Length),
Header: metadata.MD(mdata).Copy(),
Header: mdata.Copy(),
}
sh.HandleRPC(s.ctx, inHeader)
}
@ -597,7 +629,7 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func(
wq: s.wq,
})
handle(s)
return false
return nil
}
// HandleStreams receives incoming streams using the given handler. This is
@ -611,8 +643,8 @@ func (t *http2Server) HandleStreams(handle func(*Stream), traceCtx func(context.
atomic.StoreInt64(&t.lastRead, time.Now().UnixNano())
if err != nil {
if se, ok := err.(http2.StreamError); ok {
if logger.V(logLevel) {
logger.Warningf("transport: http2Server.HandleStreams encountered http2.StreamError: %v", se)
if t.logger.V(logLevel) {
t.logger.Warningf("Encountered http2.StreamError: %v", se)
}
t.mu.Lock()
s := t.activeStreams[se.StreamID]
@ -630,19 +662,16 @@ func (t *http2Server) HandleStreams(handle func(*Stream), traceCtx func(context.
continue
}
if err == io.EOF || err == io.ErrUnexpectedEOF {
t.Close()
t.Close(err)
return
}
if logger.V(logLevel) {
logger.Warningf("transport: http2Server.HandleStreams failed to read frame: %v", err)
}
t.Close()
t.Close(err)
return
}
switch frame := frame.(type) {
case *http2.MetaHeadersFrame:
if t.operateHeaders(frame, handle, traceCtx) {
t.Close()
if err := t.operateHeaders(frame, handle, traceCtx); err != nil {
t.Close(err)
break
}
case *http2.DataFrame:
@ -658,8 +687,8 @@ func (t *http2Server) HandleStreams(handle func(*Stream), traceCtx func(context.
case *http2.GoAwayFrame:
// TODO: Handle GoAway from the client appropriately.
default:
if logger.V(logLevel) {
logger.Errorf("transport: http2Server.HandleStreams found unhandled frame type %v.", frame)
if t.logger.V(logLevel) {
t.logger.Infof("Received unsupported frame type %T", frame)
}
}
}
@ -843,8 +872,8 @@ const (
func (t *http2Server) handlePing(f *http2.PingFrame) {
if f.IsAck() {
if f.Data == goAwayPing.data && t.drainChan != nil {
close(t.drainChan)
if f.Data == goAwayPing.data && t.drainEvent != nil {
t.drainEvent.Fire()
return
}
// Maybe it's a BDP ping.
@ -886,10 +915,7 @@ func (t *http2Server) handlePing(f *http2.PingFrame) {
if t.pingStrikes > maxPingStrikes {
// Send goaway and close the connection.
if logger.V(logLevel) {
logger.Errorf("transport: Got too many pings from the client, closing the connection.")
}
t.controlBuf.put(&goAway{code: http2.ErrCodeEnhanceYourCalm, debugData: []byte("too_many_pings"), closeConn: true})
t.controlBuf.put(&goAway{code: http2.ErrCodeEnhanceYourCalm, debugData: []byte("too_many_pings"), closeConn: errors.New("got too many pings from the client")})
}
}
@ -921,8 +947,8 @@ func (t *http2Server) checkForHeaderListSize(it interface{}) bool {
var sz int64
for _, f := range hdrFrame.hf {
if sz += int64(f.Size()); sz > int64(*t.maxSendHeaderListSize) {
if logger.V(logLevel) {
logger.Errorf("header list size to send violates the maximum size (%d bytes) set by client", *t.maxSendHeaderListSize)
if t.logger.V(logLevel) {
t.logger.Infof("Header list size to send violates the maximum size (%d bytes) set by client", *t.maxSendHeaderListSize)
}
return false
}
@ -1035,7 +1061,7 @@ func (t *http2Server) WriteStatus(s *Stream, st *status.Status) error {
stBytes, err := proto.Marshal(p)
if err != nil {
// TODO: return error instead, when callers are able to handle it.
logger.Errorf("transport: failed to marshal rpc status: %v, error: %v", p, err)
t.logger.Errorf("Failed to marshal rpc status: %s, error: %v", pretty.ToJSON(p), err)
} else {
headerFields = append(headerFields, hpack.HeaderField{Name: "grpc-status-details-bin", Value: encodeBinHeader(stBytes)})
}
@ -1140,20 +1166,20 @@ func (t *http2Server) keepalive() {
if val <= 0 {
// The connection has been idle for a duration of keepalive.MaxConnectionIdle or more.
// Gracefully close the connection.
t.Drain()
t.Drain("max_idle")
return
}
idleTimer.Reset(val)
case <-ageTimer.C:
t.Drain()
t.Drain("max_age")
ageTimer.Reset(t.kp.MaxConnectionAgeGrace)
select {
case <-ageTimer.C:
// Close the connection after grace period.
if logger.V(logLevel) {
logger.Infof("transport: closing server transport due to maximum connection age.")
if t.logger.V(logLevel) {
t.logger.Infof("Closing server transport due to maximum connection age")
}
t.Close()
t.controlBuf.put(closeConnection{})
case <-t.done:
}
return
@ -1169,10 +1195,7 @@ func (t *http2Server) keepalive() {
continue
}
if outstandingPing && kpTimeoutLeft <= 0 {
if logger.V(logLevel) {
logger.Infof("transport: closing server transport due to idleness.")
}
t.Close()
t.Close(fmt.Errorf("keepalive ping not acked within timeout %s", t.kp.Time))
return
}
if !outstandingPing {
@ -1199,20 +1222,23 @@ func (t *http2Server) keepalive() {
// Close starts shutting down the http2Server transport.
// TODO(zhaoq): Now the destruction is not blocked on any pending streams. This
// could cause some resource issue. Revisit this later.
func (t *http2Server) Close() {
func (t *http2Server) Close(err error) {
t.mu.Lock()
if t.state == closing {
t.mu.Unlock()
return
}
if t.logger.V(logLevel) {
t.logger.Infof("Closing: %v", err)
}
t.state = closing
streams := t.activeStreams
t.activeStreams = nil
t.mu.Unlock()
t.controlBuf.finish()
close(t.done)
if err := t.conn.Close(); err != nil && logger.V(logLevel) {
logger.Infof("transport: error closing conn during Close: %v", err)
if err := t.conn.Close(); err != nil && t.logger.V(logLevel) {
t.logger.Infof("Error closing underlying net.Conn during Close: %v", err)
}
channelz.RemoveEntry(t.channelzID)
// Cancel all active streams.
@ -1292,14 +1318,14 @@ func (t *http2Server) RemoteAddr() net.Addr {
return t.remoteAddr
}
func (t *http2Server) Drain() {
func (t *http2Server) Drain(debugData string) {
t.mu.Lock()
defer t.mu.Unlock()
if t.drainChan != nil {
if t.drainEvent != nil {
return
}
t.drainChan = make(chan struct{})
t.controlBuf.put(&goAway{code: http2.ErrCodeNo, debugData: []byte{}, headsUp: true})
t.drainEvent = grpcsync.NewEvent()
t.controlBuf.put(&goAway{code: http2.ErrCodeNo, debugData: []byte(debugData), headsUp: true})
}
var goAwayPing = &ping{data: [8]byte{1, 6, 1, 8, 0, 3, 3, 9}}
@ -1319,19 +1345,17 @@ func (t *http2Server) outgoingGoAwayHandler(g *goAway) (bool, error) {
// Stop accepting more streams now.
t.state = draining
sid := t.maxStreamID
retErr := g.closeConn
if len(t.activeStreams) == 0 {
g.closeConn = true
retErr = errors.New("second GOAWAY written and no active streams left to process")
}
t.mu.Unlock()
t.maxStreamMu.Unlock()
if err := t.framer.fr.WriteGoAway(sid, g.code, g.debugData); err != nil {
return false, err
}
if g.closeConn {
// Abruptly close the connection following the GoAway (via
// loopywriter). But flush out what's inside the buffer first.
t.framer.writer.Flush()
return false, fmt.Errorf("transport: Connection closing")
if retErr != nil {
return false, retErr
}
return true, nil
}
@ -1343,7 +1367,7 @@ func (t *http2Server) outgoingGoAwayHandler(g *goAway) (bool, error) {
// originated before the GoAway reaches the client.
// After getting the ack or timer expiration send out another GoAway this
// time with an ID of the max stream server intends to process.
if err := t.framer.fr.WriteGoAway(math.MaxUint32, http2.ErrCodeNo, []byte{}); err != nil {
if err := t.framer.fr.WriteGoAway(math.MaxUint32, http2.ErrCodeNo, g.debugData); err != nil {
return false, err
}
if err := t.framer.fr.WritePing(false, goAwayPing.data); err != nil {
@ -1353,7 +1377,7 @@ func (t *http2Server) outgoingGoAwayHandler(g *goAway) (bool, error) {
timer := time.NewTimer(time.Minute)
defer timer.Stop()
select {
case <-t.drainChan:
case <-t.drainEvent.Done():
case <-timer.C:
case <-t.done:
return

26
vendor/google.golang.org/grpc/internal/transport/http_util.go generated vendored
View File

@ -21,6 +21,7 @@ package transport
import (
"bufio"
"encoding/base64"
"errors"
"fmt"
"io"
"math"
@ -37,7 +38,6 @@ import (
"golang.org/x/net/http2/hpack"
spb "google.golang.org/genproto/googleapis/rpc/status"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/grpclog"
"google.golang.org/grpc/status"
)
@ -85,7 +85,6 @@ var (
// 504 Gateway timeout - UNAVAILABLE.
http.StatusGatewayTimeout: codes.Unavailable,
}
logger = grpclog.Component("transport")
)
// isReservedHeader checks whether hdr belongs to HTTP2 headers
@ -330,7 +329,8 @@ func (w *bufWriter) Write(b []byte) (n int, err error) {
return 0, w.err
}
if w.batchSize == 0 { // Buffer has been disabled.
return w.conn.Write(b)
n, err = w.conn.Write(b)
return n, toIOError(err)
}
for len(b) > 0 {
nn := copy(w.buf[w.offset:], b)
@ -352,10 +352,30 @@ func (w *bufWriter) Flush() error {
return nil
}
_, w.err = w.conn.Write(w.buf[:w.offset])
w.err = toIOError(w.err)
w.offset = 0
return w.err
}
type ioError struct {
error
}
func (i ioError) Unwrap() error {
return i.error
}
func isIOError(err error) bool {
return errors.As(err, &ioError{})
}
func toIOError(err error) error {
if err == nil {
return nil
}
return ioError{error: err}
}
type framer struct {
writer *bufWriter
fr *http2.Framer

40
vendor/google.golang.org/grpc/internal/transport/logging.go generated vendored Normal file
View File

@ -0,0 +1,40 @@
/*
*
* Copyright 2023 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package transport
import (
"fmt"
"google.golang.org/grpc/grpclog"
internalgrpclog "google.golang.org/grpc/internal/grpclog"
)
var logger = grpclog.Component("transport")
func prefixLoggerForServerTransport(p *http2Server) *internalgrpclog.PrefixLogger {
return internalgrpclog.NewPrefixLogger(logger, fmt.Sprintf("[server-transport %p] ", p))
}
func prefixLoggerForServerHandlerTransport(p *serverHandlerTransport) *internalgrpclog.PrefixLogger {
return internalgrpclog.NewPrefixLogger(logger, fmt.Sprintf("[server-handler-transport %p] ", p))
}
func prefixLoggerForClientTransport(p *http2Client) *internalgrpclog.PrefixLogger {
return internalgrpclog.NewPrefixLogger(logger, fmt.Sprintf("[client-transport %p] ", p))
}

31
vendor/google.golang.org/grpc/internal/transport/transport.go generated vendored
View File

@ -257,6 +257,9 @@ type Stream struct {
fc *inFlow
wq *writeQuota
// Holds compressor names passed in grpc-accept-encoding metadata from the
// client. This is empty for the client side stream.
clientAdvertisedCompressors string
// Callback to state application's intentions to read data. This
// is used to adjust flow control, if needed.
requestRead func(int)
@ -345,8 +348,24 @@ func (s *Stream) RecvCompress() string {
}
// SetSendCompress sets the compression algorithm to the stream.
func (s *Stream) SetSendCompress(str string) {
s.sendCompress = str
func (s *Stream) SetSendCompress(name string) error {
if s.isHeaderSent() || s.getState() == streamDone {
return errors.New("transport: set send compressor called after headers sent or stream done")
}
s.sendCompress = name
return nil
}
// SendCompress returns the send compressor name.
func (s *Stream) SendCompress() string {
return s.sendCompress
}
// ClientAdvertisedCompressors returns the compressor names advertised by the
// client via grpc-accept-encoding header.
func (s *Stream) ClientAdvertisedCompressors() string {
return s.clientAdvertisedCompressors
}
// Done returns a channel which is closed when it receives the final status
@ -583,8 +602,8 @@ type ConnectOptions struct {
// NewClientTransport establishes the transport with the required ConnectOptions
// and returns it to the caller.
func NewClientTransport(connectCtx, ctx context.Context, addr resolver.Address, opts ConnectOptions, onGoAway func(GoAwayReason), onClose func()) (ClientTransport, error) {
return newHTTP2Client(connectCtx, ctx, addr, opts, onGoAway, onClose)
func NewClientTransport(connectCtx, ctx context.Context, addr resolver.Address, opts ConnectOptions, onClose func(GoAwayReason)) (ClientTransport, error) {
return newHTTP2Client(connectCtx, ctx, addr, opts, onClose)
}
// Options provides additional hints and information for message
@ -701,13 +720,13 @@ type ServerTransport interface {
// Close tears down the transport. Once it is called, the transport
// should not be accessed any more. All the pending streams and their
// handlers will be terminated asynchronously.
Close()
Close(err error)
// RemoteAddr returns the remote network address.
RemoteAddr() net.Addr
// Drain notifies the client this ServerTransport stops accepting new RPCs.
Drain()
Drain(debugData string)
// IncrMsgSent increments the number of message sent through this transport.
IncrMsgSent()

13
vendor/google.golang.org/grpc/metadata/metadata.go generated vendored
View File

@ -91,7 +91,11 @@ func (md MD) Len() int {
// Copy returns a copy of md.
func (md MD) Copy() MD {
return Join(md)
out := make(MD, len(md))
for k, v := range md {
out[k] = copyOf(v)
}
return out
}
// Get obtains the values for a given key.
@ -171,8 +175,11 @@ func AppendToOutgoingContext(ctx context.Context, kv ...string) context.Context
md, _ := ctx.Value(mdOutgoingKey{}).(rawMD)
added := make([][]string, len(md.added)+1)
copy(added, md.added)
added[len(added)-1] = make([]string, len(kv))
copy(added[len(added)-1], kv)
kvCopy := make([]string, 0, len(kv))
for i := 0; i < len(kv); i += 2 {
kvCopy = append(kvCopy, strings.ToLower(kv[i]), kv[i+1])
}
added[len(added)-1] = kvCopy
return context.WithValue(ctx, mdOutgoingKey{}, rawMD{md: md.md, added: added})
}

62
vendor/google.golang.org/grpc/picker_wrapper.go generated vendored
View File

@ -36,6 +36,7 @@ import (
type pickerWrapper struct {
mu sync.Mutex
done bool
idle bool
blockingCh chan struct{}
picker balancer.Picker
}
@ -47,7 +48,11 @@ func newPickerWrapper() *pickerWrapper {
// updatePicker is called by UpdateBalancerState. It unblocks all blocked pick.
func (pw *pickerWrapper) updatePicker(p balancer.Picker) {
pw.mu.Lock()
if pw.done {
if pw.done || pw.idle {
// There is a small window where a picker update from the LB policy can
// race with the channel going to idle mode. If the picker is idle here,
// it is because the channel asked it to do so, and therefore it is sage
// to ignore the update from the LB policy.
pw.mu.Unlock()
return
}
@ -58,12 +63,16 @@ func (pw *pickerWrapper) updatePicker(p balancer.Picker) {
pw.mu.Unlock()
}
func doneChannelzWrapper(acw *acBalancerWrapper, done func(balancer.DoneInfo)) func(balancer.DoneInfo) {
acw.mu.Lock()
ac := acw.ac
acw.mu.Unlock()
// doneChannelzWrapper performs the following:
// - increments the calls started channelz counter
// - wraps the done function in the passed in result to increment the calls
// failed or calls succeeded channelz counter before invoking the actual
// done function.
func doneChannelzWrapper(acbw *acBalancerWrapper, result *balancer.PickResult) {
ac := acbw.ac
ac.incrCallsStarted()
return func(b balancer.DoneInfo) {
done := result.Done
result.Done = func(b balancer.DoneInfo) {
if b.Err != nil && b.Err != io.EOF {
ac.incrCallsFailed()
} else {
@ -82,7 +91,7 @@ func doneChannelzWrapper(acw *acBalancerWrapper, done func(balancer.DoneInfo)) f
// - the current picker returns other errors and failfast is false.
// - the subConn returned by the current picker is not READY
// When one of these situations happens, pick blocks until the picker gets updated.
func (pw *pickerWrapper) pick(ctx context.Context, failfast bool, info balancer.PickInfo) (transport.ClientTransport, func(balancer.DoneInfo), error) {
func (pw *pickerWrapper) pick(ctx context.Context, failfast bool, info balancer.PickInfo) (transport.ClientTransport, balancer.PickResult, error) {
var ch chan struct{}
var lastPickErr error
@ -90,7 +99,7 @@ func (pw *pickerWrapper) pick(ctx context.Context, failfast bool, info balancer.
pw.mu.Lock()
if pw.done {
pw.mu.Unlock()
return nil, nil, ErrClientConnClosing
return nil, balancer.PickResult{}, ErrClientConnClosing
}
if pw.picker == nil {
@ -111,9 +120,9 @@ func (pw *pickerWrapper) pick(ctx context.Context, failfast bool, info balancer.
}
switch ctx.Err() {
case context.DeadlineExceeded:
return nil, nil, status.Error(codes.DeadlineExceeded, errStr)
return nil, balancer.PickResult{}, status.Error(codes.DeadlineExceeded, errStr)
case context.Canceled:
return nil, nil, status.Error(codes.Canceled, errStr)
return nil, balancer.PickResult{}, status.Error(codes.Canceled, errStr)
}
case <-ch:
}
@ -125,7 +134,6 @@ func (pw *pickerWrapper) pick(ctx context.Context, failfast bool, info balancer.
pw.mu.Unlock()
pickResult, err := p.Pick(info)
if err != nil {
if err == balancer.ErrNoSubConnAvailable {
continue
@ -136,7 +144,7 @@ func (pw *pickerWrapper) pick(ctx context.Context, failfast bool, info balancer.
if istatus.IsRestrictedControlPlaneCode(st) {
err = status.Errorf(codes.Internal, "received picker error with illegal status: %v", err)
}
return nil, nil, dropError{error: err}
return nil, balancer.PickResult{}, dropError{error: err}
}
// For all other errors, wait for ready RPCs should block and other
// RPCs should fail with unavailable.
@ -144,19 +152,20 @@ func (pw *pickerWrapper) pick(ctx context.Context, failfast bool, info balancer.
lastPickErr = err
continue
}
return nil, nil, status.Error(codes.Unavailable, err.Error())
return nil, balancer.PickResult{}, status.Error(codes.Unavailable, err.Error())
}
acw, ok := pickResult.SubConn.(*acBalancerWrapper)
acbw, ok := pickResult.SubConn.(*acBalancerWrapper)
if !ok {
logger.Errorf("subconn returned from pick is type %T, not *acBalancerWrapper", pickResult.SubConn)
continue
}
if t := acw.getAddrConn().getReadyTransport(); t != nil {
if t := acbw.ac.getReadyTransport(); t != nil {
if channelz.IsOn() {
return t, doneChannelzWrapper(acw, pickResult.Done), nil
doneChannelzWrapper(acbw, &pickResult)
return t, pickResult, nil
}
return t, pickResult.Done, nil
return t, pickResult, nil
}
if pickResult.Done != nil {
// Calling done with nil error, no bytes sent and no bytes received.
@ -181,6 +190,25 @@ func (pw *pickerWrapper) close() {
close(pw.blockingCh)
}
func (pw *pickerWrapper) enterIdleMode() {
pw.mu.Lock()
defer pw.mu.Unlock()
if pw.done {
return
}
pw.idle = true
}
func (pw *pickerWrapper) exitIdleMode() {
pw.mu.Lock()
defer pw.mu.Unlock()
if pw.done {
return
}
pw.blockingCh = make(chan struct{})
pw.idle = false
}
// dropError is a wrapper error that indicates the LB policy wishes to drop the
// RPC and not retry it.
type dropError struct {

58
vendor/google.golang.org/grpc/pickfirst.go generated vendored
View File

@ -19,11 +19,15 @@
package grpc
import (
"encoding/json"
"errors"
"fmt"
"google.golang.org/grpc/balancer"
"google.golang.org/grpc/connectivity"
"google.golang.org/grpc/internal/envconfig"
"google.golang.org/grpc/internal/grpcrand"
"google.golang.org/grpc/serviceconfig"
)
// PickFirstBalancerName is the name of the pick_first balancer.
@ -43,15 +47,33 @@ func (*pickfirstBuilder) Name() string {
return PickFirstBalancerName
}
type pfConfig struct {
serviceconfig.LoadBalancingConfig `json:"-"`
// If set to true, instructs the LB policy to shuffle the order of the list
// of addresses received from the name resolver before attempting to
// connect to them.
ShuffleAddressList bool `json:"shuffleAddressList"`
}
func (*pickfirstBuilder) ParseConfig(js json.RawMessage) (serviceconfig.LoadBalancingConfig, error) {
cfg := &pfConfig{}
if err := json.Unmarshal(js, cfg); err != nil {
return nil, fmt.Errorf("pickfirst: unable to unmarshal LB policy config: %s, error: %v", string(js), err)
}
return cfg, nil
}
type pickfirstBalancer struct {
state connectivity.State
cc balancer.ClientConn
subConn balancer.SubConn
cfg *pfConfig
}
func (b *pickfirstBalancer) ResolverError(err error) {
if logger.V(2) {
logger.Infof("pickfirstBalancer: ResolverError called with error %v", err)
logger.Infof("pickfirstBalancer: ResolverError called with error: %v", err)
}
if b.subConn == nil {
b.state = connectivity.TransientFailure
@ -69,7 +91,8 @@ func (b *pickfirstBalancer) ResolverError(err error) {
}
func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState) error {
if len(state.ResolverState.Addresses) == 0 {
addrs := state.ResolverState.Addresses
if len(addrs) == 0 {
// The resolver reported an empty address list. Treat it like an error by
// calling b.ResolverError.
if b.subConn != nil {
@ -82,12 +105,23 @@ func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState
return balancer.ErrBadResolverState
}
if state.BalancerConfig != nil {
cfg, ok := state.BalancerConfig.(*pfConfig)
if !ok {
return fmt.Errorf("pickfirstBalancer: received nil or illegal BalancerConfig (type %T): %v", state.BalancerConfig, state.BalancerConfig)
}
b.cfg = cfg
}
if envconfig.PickFirstLBConfig && b.cfg != nil && b.cfg.ShuffleAddressList {
grpcrand.Shuffle(len(addrs), func(i, j int) { addrs[i], addrs[j] = addrs[j], addrs[i] })
}
if b.subConn != nil {
b.cc.UpdateAddresses(b.subConn, state.ResolverState.Addresses)
b.cc.UpdateAddresses(b.subConn, addrs)
return nil
}
subConn, err := b.cc.NewSubConn(state.ResolverState.Addresses, balancer.NewSubConnOptions{})
subConn, err := b.cc.NewSubConn(addrs, balancer.NewSubConnOptions{})
if err != nil {
if logger.V(2) {
logger.Errorf("pickfirstBalancer: failed to NewSubConn: %v", err)
@ -102,8 +136,8 @@ func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState
b.subConn = subConn
b.state = connectivity.Idle
b.cc.UpdateState(balancer.State{
ConnectivityState: connectivity.Idle,
Picker: &picker{result: balancer.PickResult{SubConn: b.subConn}},
ConnectivityState: connectivity.Connecting,
Picker: &picker{err: balancer.ErrNoSubConnAvailable},
})
b.subConn.Connect()
return nil
@ -119,7 +153,6 @@ func (b *pickfirstBalancer) UpdateSubConnState(subConn balancer.SubConn, state b
}
return
}
b.state = state.ConnectivityState
if state.ConnectivityState == connectivity.Shutdown {
b.subConn = nil
return
@ -132,11 +165,21 @@ func (b *pickfirstBalancer) UpdateSubConnState(subConn balancer.SubConn, state b
Picker: &picker{result: balancer.PickResult{SubConn: subConn}},
})
case connectivity.Connecting:
if b.state == connectivity.TransientFailure {
// We stay in TransientFailure until we are Ready. See A62.
return
}
b.cc.UpdateState(balancer.State{
ConnectivityState: state.ConnectivityState,
Picker: &picker{err: balancer.ErrNoSubConnAvailable},
})
case connectivity.Idle:
if b.state == connectivity.TransientFailure {
// We stay in TransientFailure until we are Ready. Also kick the
// subConn out of Idle into Connecting. See A62.
b.subConn.Connect()
return
}
b.cc.UpdateState(balancer.State{
ConnectivityState: state.ConnectivityState,
Picker: &idlePicker{subConn: subConn},
@ -147,6 +190,7 @@ func (b *pickfirstBalancer) UpdateSubConnState(subConn balancer.SubConn, state b
Picker: &picker{err: state.ConnectionError},
})
}
b.state = state.ConnectivityState
}
func (b *pickfirstBalancer) Close() {

445
vendor/google.golang.org/grpc/reflection/grpc_reflection_v1alpha/reflection.pb.go generated vendored
View File

@ -1,4 +1,4 @@
// Copyright 2016 gRPC authors.
// Copyright 2016 The gRPC Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -11,19 +11,20 @@
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Service exported by server reflection
// Warning: this entire file is deprecated. Use this instead:
// https://github.com/grpc/grpc-proto/blob/master/grpc/reflection/v1/reflection.proto
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.25.0
// protoc v3.14.0
// source: reflection/grpc_reflection_v1alpha/reflection.proto
// protoc-gen-go v1.30.0
// protoc v4.22.0
// grpc/reflection/v1alpha/reflection.proto is a deprecated file.
package grpc_reflection_v1alpha
import (
proto "github.com/golang/protobuf/proto"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
@ -37,16 +38,15 @@ const (
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
// The message sent by the client when calling ServerReflectionInfo method.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
type ServerReflectionRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
Host string `protobuf:"bytes,1,opt,name=host,proto3" json:"host,omitempty"`
// To use reflection service, the client should set one of the following
// fields in message_request. The server distinguishes requests by their
@ -65,7 +65,7 @@ type ServerReflectionRequest struct {
func (x *ServerReflectionRequest) Reset() {
*x = ServerReflectionRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[0]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@ -78,7 +78,7 @@ func (x *ServerReflectionRequest) String() string {
func (*ServerReflectionRequest) ProtoMessage() {}
func (x *ServerReflectionRequest) ProtoReflect() protoreflect.Message {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[0]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@ -91,9 +91,10 @@ func (x *ServerReflectionRequest) ProtoReflect() protoreflect.Message {
// Deprecated: Use ServerReflectionRequest.ProtoReflect.Descriptor instead.
func (*ServerReflectionRequest) Descriptor() ([]byte, []int) {
return file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{0}
return file_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{0}
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionRequest) GetHost() string {
if x != nil {
return x.Host
@ -108,6 +109,7 @@ func (m *ServerReflectionRequest) GetMessageRequest() isServerReflectionRequest_
return nil
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionRequest) GetFileByFilename() string {
if x, ok := x.GetMessageRequest().(*ServerReflectionRequest_FileByFilename); ok {
return x.FileByFilename
@ -115,6 +117,7 @@ func (x *ServerReflectionRequest) GetFileByFilename() string {
return ""
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionRequest) GetFileContainingSymbol() string {
if x, ok := x.GetMessageRequest().(*ServerReflectionRequest_FileContainingSymbol); ok {
return x.FileContainingSymbol
@ -122,6 +125,7 @@ func (x *ServerReflectionRequest) GetFileContainingSymbol() string {
return ""
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionRequest) GetFileContainingExtension() *ExtensionRequest {
if x, ok := x.GetMessageRequest().(*ServerReflectionRequest_FileContainingExtension); ok {
return x.FileContainingExtension
@ -129,6 +133,7 @@ func (x *ServerReflectionRequest) GetFileContainingExtension() *ExtensionRequest
return nil
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionRequest) GetAllExtensionNumbersOfType() string {
if x, ok := x.GetMessageRequest().(*ServerReflectionRequest_AllExtensionNumbersOfType); ok {
return x.AllExtensionNumbersOfType
@ -136,6 +141,7 @@ func (x *ServerReflectionRequest) GetAllExtensionNumbersOfType() string {
return ""
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionRequest) GetListServices() string {
if x, ok := x.GetMessageRequest().(*ServerReflectionRequest_ListServices); ok {
return x.ListServices
@ -149,6 +155,8 @@ type isServerReflectionRequest_MessageRequest interface {
type ServerReflectionRequest_FileByFilename struct {
// Find a proto file by the file name.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
FileByFilename string `protobuf:"bytes,3,opt,name=file_by_filename,json=fileByFilename,proto3,oneof"`
}
@ -156,12 +164,16 @@ type ServerReflectionRequest_FileContainingSymbol struct {
// Find the proto file that declares the given fully-qualified symbol name.
// This field should be a fully-qualified symbol name
// (e.g. <package>.<service>[.<method>] or <package>.<type>).
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
FileContainingSymbol string `protobuf:"bytes,4,opt,name=file_containing_symbol,json=fileContainingSymbol,proto3,oneof"`
}
type ServerReflectionRequest_FileContainingExtension struct {
// Find the proto file which defines an extension extending the given
// message type with the given field number.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
FileContainingExtension *ExtensionRequest `protobuf:"bytes,5,opt,name=file_containing_extension,json=fileContainingExtension,proto3,oneof"`
}
@ -174,12 +186,16 @@ type ServerReflectionRequest_AllExtensionNumbersOfType struct {
// StatusCode::UNIMPLEMENTED if it's not implemented.
// This field should be a fully-qualified type name. The format is
// <package>.<type>
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
AllExtensionNumbersOfType string `protobuf:"bytes,6,opt,name=all_extension_numbers_of_type,json=allExtensionNumbersOfType,proto3,oneof"`
}
type ServerReflectionRequest_ListServices struct {
// List the full names of registered services. The content will not be
// checked.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
ListServices string `protobuf:"bytes,7,opt,name=list_services,json=listServices,proto3,oneof"`
}
@ -196,20 +212,25 @@ func (*ServerReflectionRequest_ListServices) isServerReflectionRequest_MessageRe
// The type name and extension number sent by the client when requesting
// file_containing_extension.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
type ExtensionRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// Fully-qualified type name. The format should be <package>.<type>
ContainingType string `protobuf:"bytes,1,opt,name=containing_type,json=containingType,proto3" json:"containing_type,omitempty"`
ExtensionNumber int32 `protobuf:"varint,2,opt,name=extension_number,json=extensionNumber,proto3" json:"extension_number,omitempty"`
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
ContainingType string `protobuf:"bytes,1,opt,name=containing_type,json=containingType,proto3" json:"containing_type,omitempty"`
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
ExtensionNumber int32 `protobuf:"varint,2,opt,name=extension_number,json=extensionNumber,proto3" json:"extension_number,omitempty"`
}
func (x *ExtensionRequest) Reset() {
*x = ExtensionRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[1]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@ -222,7 +243,7 @@ func (x *ExtensionRequest) String() string {
func (*ExtensionRequest) ProtoMessage() {}
func (x *ExtensionRequest) ProtoReflect() protoreflect.Message {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[1]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@ -235,9 +256,10 @@ func (x *ExtensionRequest) ProtoReflect() protoreflect.Message {
// Deprecated: Use ExtensionRequest.ProtoReflect.Descriptor instead.
func (*ExtensionRequest) Descriptor() ([]byte, []int) {
return file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{1}
return file_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{1}
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ExtensionRequest) GetContainingType() string {
if x != nil {
return x.ContainingType
@ -245,6 +267,7 @@ func (x *ExtensionRequest) GetContainingType() string {
return ""
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ExtensionRequest) GetExtensionNumber() int32 {
if x != nil {
return x.ExtensionNumber
@ -253,15 +276,19 @@ func (x *ExtensionRequest) GetExtensionNumber() int32 {
}
// The message sent by the server to answer ServerReflectionInfo method.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
type ServerReflectionResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
ValidHost string `protobuf:"bytes,1,opt,name=valid_host,json=validHost,proto3" json:"valid_host,omitempty"`
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
ValidHost string `protobuf:"bytes,1,opt,name=valid_host,json=validHost,proto3" json:"valid_host,omitempty"`
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
OriginalRequest *ServerReflectionRequest `protobuf:"bytes,2,opt,name=original_request,json=originalRequest,proto3" json:"original_request,omitempty"`
// The server sets one of the following fields according to the
// message_request in the request.
// The server set one of the following fields according to the message_request
// in the request.
//
// Types that are assignable to MessageResponse:
//
@ -275,7 +302,7 @@ type ServerReflectionResponse struct {
func (x *ServerReflectionResponse) Reset() {
*x = ServerReflectionResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[2]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[2]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@ -288,7 +315,7 @@ func (x *ServerReflectionResponse) String() string {
func (*ServerReflectionResponse) ProtoMessage() {}
func (x *ServerReflectionResponse) ProtoReflect() protoreflect.Message {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[2]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[2]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@ -301,9 +328,10 @@ func (x *ServerReflectionResponse) ProtoReflect() protoreflect.Message {
// Deprecated: Use ServerReflectionResponse.ProtoReflect.Descriptor instead.
func (*ServerReflectionResponse) Descriptor() ([]byte, []int) {
return file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{2}
return file_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{2}
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionResponse) GetValidHost() string {
if x != nil {
return x.ValidHost
@ -311,6 +339,7 @@ func (x *ServerReflectionResponse) GetValidHost() string {
return ""
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionResponse) GetOriginalRequest() *ServerReflectionRequest {
if x != nil {
return x.OriginalRequest
@ -325,6 +354,7 @@ func (m *ServerReflectionResponse) GetMessageResponse() isServerReflectionRespon
return nil
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionResponse) GetFileDescriptorResponse() *FileDescriptorResponse {
if x, ok := x.GetMessageResponse().(*ServerReflectionResponse_FileDescriptorResponse); ok {
return x.FileDescriptorResponse
@ -332,6 +362,7 @@ func (x *ServerReflectionResponse) GetFileDescriptorResponse() *FileDescriptorRe
return nil
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionResponse) GetAllExtensionNumbersResponse() *ExtensionNumberResponse {
if x, ok := x.GetMessageResponse().(*ServerReflectionResponse_AllExtensionNumbersResponse); ok {
return x.AllExtensionNumbersResponse
@ -339,6 +370,7 @@ func (x *ServerReflectionResponse) GetAllExtensionNumbersResponse() *ExtensionNu
return nil
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionResponse) GetListServicesResponse() *ListServiceResponse {
if x, ok := x.GetMessageResponse().(*ServerReflectionResponse_ListServicesResponse); ok {
return x.ListServicesResponse
@ -346,6 +378,7 @@ func (x *ServerReflectionResponse) GetListServicesResponse() *ListServiceRespons
return nil
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServerReflectionResponse) GetErrorResponse() *ErrorResponse {
if x, ok := x.GetMessageResponse().(*ServerReflectionResponse_ErrorResponse); ok {
return x.ErrorResponse
@ -359,26 +392,34 @@ type isServerReflectionResponse_MessageResponse interface {
type ServerReflectionResponse_FileDescriptorResponse struct {
// This message is used to answer file_by_filename, file_containing_symbol,
// file_containing_extension requests with transitive dependencies.
// As the repeated label is not allowed in oneof fields, we use a
// file_containing_extension requests with transitive dependencies. As
// the repeated label is not allowed in oneof fields, we use a
// FileDescriptorResponse message to encapsulate the repeated fields.
// The reflection service is allowed to avoid sending FileDescriptorProtos
// that were previously sent in response to earlier requests in the stream.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
FileDescriptorResponse *FileDescriptorResponse `protobuf:"bytes,4,opt,name=file_descriptor_response,json=fileDescriptorResponse,proto3,oneof"`
}
type ServerReflectionResponse_AllExtensionNumbersResponse struct {
// This message is used to answer all_extension_numbers_of_type requests.
// This message is used to answer all_extension_numbers_of_type requst.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
AllExtensionNumbersResponse *ExtensionNumberResponse `protobuf:"bytes,5,opt,name=all_extension_numbers_response,json=allExtensionNumbersResponse,proto3,oneof"`
}
type ServerReflectionResponse_ListServicesResponse struct {
// This message is used to answer list_services requests.
// This message is used to answer list_services request.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
ListServicesResponse *ListServiceResponse `protobuf:"bytes,6,opt,name=list_services_response,json=listServicesResponse,proto3,oneof"`
}
type ServerReflectionResponse_ErrorResponse struct {
// This message is used when an error occurs.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
ErrorResponse *ErrorResponse `protobuf:"bytes,7,opt,name=error_response,json=errorResponse,proto3,oneof"`
}
@ -395,6 +436,8 @@ func (*ServerReflectionResponse_ErrorResponse) isServerReflectionResponse_Messag
// Serialized FileDescriptorProto messages sent by the server answering
// a file_by_filename, file_containing_symbol, or file_containing_extension
// request.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
type FileDescriptorResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
@ -403,13 +446,15 @@ type FileDescriptorResponse struct {
// Serialized FileDescriptorProto messages. We avoid taking a dependency on
// descriptor.proto, which uses proto2 only features, by making them opaque
// bytes instead.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
FileDescriptorProto [][]byte `protobuf:"bytes,1,rep,name=file_descriptor_proto,json=fileDescriptorProto,proto3" json:"file_descriptor_proto,omitempty"`
}
func (x *FileDescriptorResponse) Reset() {
*x = FileDescriptorResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[3]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[3]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@ -422,7 +467,7 @@ func (x *FileDescriptorResponse) String() string {
func (*FileDescriptorResponse) ProtoMessage() {}
func (x *FileDescriptorResponse) ProtoReflect() protoreflect.Message {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[3]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[3]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@ -435,9 +480,10 @@ func (x *FileDescriptorResponse) ProtoReflect() protoreflect.Message {
// Deprecated: Use FileDescriptorResponse.ProtoReflect.Descriptor instead.
func (*FileDescriptorResponse) Descriptor() ([]byte, []int) {
return file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{3}
return file_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{3}
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *FileDescriptorResponse) GetFileDescriptorProto() [][]byte {
if x != nil {
return x.FileDescriptorProto
@ -447,6 +493,8 @@ func (x *FileDescriptorResponse) GetFileDescriptorProto() [][]byte {
// A list of extension numbers sent by the server answering
// all_extension_numbers_of_type request.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
type ExtensionNumberResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
@ -454,14 +502,17 @@ type ExtensionNumberResponse struct {
// Full name of the base type, including the package name. The format
// is <package>.<type>
BaseTypeName string `protobuf:"bytes,1,opt,name=base_type_name,json=baseTypeName,proto3" json:"base_type_name,omitempty"`
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
BaseTypeName string `protobuf:"bytes,1,opt,name=base_type_name,json=baseTypeName,proto3" json:"base_type_name,omitempty"`
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
ExtensionNumber []int32 `protobuf:"varint,2,rep,packed,name=extension_number,json=extensionNumber,proto3" json:"extension_number,omitempty"`
}
func (x *ExtensionNumberResponse) Reset() {
*x = ExtensionNumberResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[4]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[4]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@ -474,7 +525,7 @@ func (x *ExtensionNumberResponse) String() string {
func (*ExtensionNumberResponse) ProtoMessage() {}
func (x *ExtensionNumberResponse) ProtoReflect() protoreflect.Message {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[4]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[4]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@ -487,9 +538,10 @@ func (x *ExtensionNumberResponse) ProtoReflect() protoreflect.Message {
// Deprecated: Use ExtensionNumberResponse.ProtoReflect.Descriptor instead.
func (*ExtensionNumberResponse) Descriptor() ([]byte, []int) {
return file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{4}
return file_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{4}
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ExtensionNumberResponse) GetBaseTypeName() string {
if x != nil {
return x.BaseTypeName
@ -497,6 +549,7 @@ func (x *ExtensionNumberResponse) GetBaseTypeName() string {
return ""
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ExtensionNumberResponse) GetExtensionNumber() []int32 {
if x != nil {
return x.ExtensionNumber
@ -505,6 +558,8 @@ func (x *ExtensionNumberResponse) GetExtensionNumber() []int32 {
}
// A list of ServiceResponse sent by the server answering list_services request.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
type ListServiceResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
@ -512,13 +567,15 @@ type ListServiceResponse struct {
// The information of each service may be expanded in the future, so we use
// ServiceResponse message to encapsulate it.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
Service []*ServiceResponse `protobuf:"bytes,1,rep,name=service,proto3" json:"service,omitempty"`
}
func (x *ListServiceResponse) Reset() {
*x = ListServiceResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[5]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[5]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@ -531,7 +588,7 @@ func (x *ListServiceResponse) String() string {
func (*ListServiceResponse) ProtoMessage() {}
func (x *ListServiceResponse) ProtoReflect() protoreflect.Message {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[5]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[5]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@ -544,9 +601,10 @@ func (x *ListServiceResponse) ProtoReflect() protoreflect.Message {
// Deprecated: Use ListServiceResponse.ProtoReflect.Descriptor instead.
func (*ListServiceResponse) Descriptor() ([]byte, []int) {
return file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{5}
return file_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{5}
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ListServiceResponse) GetService() []*ServiceResponse {
if x != nil {
return x.Service
@ -556,6 +614,8 @@ func (x *ListServiceResponse) GetService() []*ServiceResponse {
// The information of a single service used by ListServiceResponse to answer
// list_services request.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
type ServiceResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
@ -563,13 +623,15 @@ type ServiceResponse struct {
// Full name of a registered service, including its package name. The format
// is <package>.<service>
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
}
func (x *ServiceResponse) Reset() {
*x = ServiceResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[6]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[6]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@ -582,7 +644,7 @@ func (x *ServiceResponse) String() string {
func (*ServiceResponse) ProtoMessage() {}
func (x *ServiceResponse) ProtoReflect() protoreflect.Message {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[6]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[6]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@ -595,9 +657,10 @@ func (x *ServiceResponse) ProtoReflect() protoreflect.Message {
// Deprecated: Use ServiceResponse.ProtoReflect.Descriptor instead.
func (*ServiceResponse) Descriptor() ([]byte, []int) {
return file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{6}
return file_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{6}
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ServiceResponse) GetName() string {
if x != nil {
return x.Name
@ -606,20 +669,25 @@ func (x *ServiceResponse) GetName() string {
}
// The error code and error message sent by the server when an error occurs.
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
type ErrorResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// This field uses the error codes defined in grpc::StatusCode.
ErrorCode int32 `protobuf:"varint,1,opt,name=error_code,json=errorCode,proto3" json:"error_code,omitempty"`
//
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
ErrorCode int32 `protobuf:"varint,1,opt,name=error_code,json=errorCode,proto3" json:"error_code,omitempty"`
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
ErrorMessage string `protobuf:"bytes,2,opt,name=error_message,json=errorMessage,proto3" json:"error_message,omitempty"`
}
func (x *ErrorResponse) Reset() {
*x = ErrorResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[7]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[7]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
@ -632,7 +700,7 @@ func (x *ErrorResponse) String() string {
func (*ErrorResponse) ProtoMessage() {}
func (x *ErrorResponse) ProtoReflect() protoreflect.Message {
mi := &file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[7]
mi := &file_grpc_reflection_v1alpha_reflection_proto_msgTypes[7]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
@ -645,9 +713,10 @@ func (x *ErrorResponse) ProtoReflect() protoreflect.Message {
// Deprecated: Use ErrorResponse.ProtoReflect.Descriptor instead.
func (*ErrorResponse) Descriptor() ([]byte, []int) {
return file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{7}
return file_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP(), []int{7}
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ErrorResponse) GetErrorCode() int32 {
if x != nil {
return x.ErrorCode
@ -655,6 +724,7 @@ func (x *ErrorResponse) GetErrorCode() int32 {
return 0
}
// Deprecated: The entire proto file grpc/reflection/v1alpha/reflection.proto is marked as deprecated.
func (x *ErrorResponse) GetErrorMessage() string {
if x != nil {
return x.ErrorMessage
@ -662,136 +732,139 @@ func (x *ErrorResponse) GetErrorMessage() string {
return ""
}
var File_reflection_grpc_reflection_v1alpha_reflection_proto protoreflect.FileDescriptor
var File_grpc_reflection_v1alpha_reflection_proto protoreflect.FileDescriptor
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}
var (
file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescOnce sync.Once
file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescData = file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDesc
file_grpc_reflection_v1alpha_reflection_proto_rawDescOnce sync.Once
file_grpc_reflection_v1alpha_reflection_proto_rawDescData = file_grpc_reflection_v1alpha_reflection_proto_rawDesc
)
func file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP() []byte {
file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescOnce.Do(func() {
file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescData = protoimpl.X.CompressGZIP(file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescData)
func file_grpc_reflection_v1alpha_reflection_proto_rawDescGZIP() []byte {
file_grpc_reflection_v1alpha_reflection_proto_rawDescOnce.Do(func() {
file_grpc_reflection_v1alpha_reflection_proto_rawDescData = protoimpl.X.CompressGZIP(file_grpc_reflection_v1alpha_reflection_proto_rawDescData)
})
return file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDescData
return file_grpc_reflection_v1alpha_reflection_proto_rawDescData
}
var file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes = make([]protoimpl.MessageInfo, 8)
var file_reflection_grpc_reflection_v1alpha_reflection_proto_goTypes = []interface{}{
var file_grpc_reflection_v1alpha_reflection_proto_msgTypes = make([]protoimpl.MessageInfo, 8)
var file_grpc_reflection_v1alpha_reflection_proto_goTypes = []interface{}{
(*ServerReflectionRequest)(nil), // 0: grpc.reflection.v1alpha.ServerReflectionRequest
(*ExtensionRequest)(nil), // 1: grpc.reflection.v1alpha.ExtensionRequest
(*ServerReflectionResponse)(nil), // 2: grpc.reflection.v1alpha.ServerReflectionResponse
@ -801,7 +874,7 @@ var file_reflection_grpc_reflection_v1alpha_reflection_proto_goTypes = []interfa
(*ServiceResponse)(nil), // 6: grpc.reflection.v1alpha.ServiceResponse
(*ErrorResponse)(nil), // 7: grpc.reflection.v1alpha.ErrorResponse
}
var file_reflection_grpc_reflection_v1alpha_reflection_proto_depIdxs = []int32{
var file_grpc_reflection_v1alpha_reflection_proto_depIdxs = []int32{
1, // 0: grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_extension:type_name -> grpc.reflection.v1alpha.ExtensionRequest
0, // 1: grpc.reflection.v1alpha.ServerReflectionResponse.original_request:type_name -> grpc.reflection.v1alpha.ServerReflectionRequest
3, // 2: grpc.reflection.v1alpha.ServerReflectionResponse.file_descriptor_response:type_name -> grpc.reflection.v1alpha.FileDescriptorResponse
@ -818,13 +891,13 @@ var file_reflection_grpc_reflection_v1alpha_reflection_proto_depIdxs = []int32{
0, // [0:7] is the sub-list for field type_name
}
func init() { file_reflection_grpc_reflection_v1alpha_reflection_proto_init() }
func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
if File_reflection_grpc_reflection_v1alpha_reflection_proto != nil {
func init() { file_grpc_reflection_v1alpha_reflection_proto_init() }
func file_grpc_reflection_v1alpha_reflection_proto_init() {
if File_grpc_reflection_v1alpha_reflection_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ServerReflectionRequest); i {
case 0:
return &v.state
@ -836,7 +909,7 @@ func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
return nil
}
}
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ExtensionRequest); i {
case 0:
return &v.state
@ -848,7 +921,7 @@ func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
return nil
}
}
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ServerReflectionResponse); i {
case 0:
return &v.state
@ -860,7 +933,7 @@ func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
return nil
}
}
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*FileDescriptorResponse); i {
case 0:
return &v.state
@ -872,7 +945,7 @@ func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
return nil
}
}
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ExtensionNumberResponse); i {
case 0:
return &v.state
@ -884,7 +957,7 @@ func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
return nil
}
}
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ListServiceResponse); i {
case 0:
return &v.state
@ -896,7 +969,7 @@ func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
return nil
}
}
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ServiceResponse); i {
case 0:
return &v.state
@ -908,7 +981,7 @@ func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
return nil
}
}
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ErrorResponse); i {
case 0:
return &v.state
@ -921,14 +994,14 @@ func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
}
}
}
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[0].OneofWrappers = []interface{}{
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[0].OneofWrappers = []interface{}{
(*ServerReflectionRequest_FileByFilename)(nil),
(*ServerReflectionRequest_FileContainingSymbol)(nil),
(*ServerReflectionRequest_FileContainingExtension)(nil),
(*ServerReflectionRequest_AllExtensionNumbersOfType)(nil),
(*ServerReflectionRequest_ListServices)(nil),
}
file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes[2].OneofWrappers = []interface{}{
file_grpc_reflection_v1alpha_reflection_proto_msgTypes[2].OneofWrappers = []interface{}{
(*ServerReflectionResponse_FileDescriptorResponse)(nil),
(*ServerReflectionResponse_AllExtensionNumbersResponse)(nil),
(*ServerReflectionResponse_ListServicesResponse)(nil),
@ -938,18 +1011,18 @@ func file_reflection_grpc_reflection_v1alpha_reflection_proto_init() {
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDesc,
RawDescriptor: file_grpc_reflection_v1alpha_reflection_proto_rawDesc,
NumEnums: 0,
NumMessages: 8,
NumExtensions: 0,
NumServices: 1,
},
GoTypes: file_reflection_grpc_reflection_v1alpha_reflection_proto_goTypes,
DependencyIndexes: file_reflection_grpc_reflection_v1alpha_reflection_proto_depIdxs,
MessageInfos: file_reflection_grpc_reflection_v1alpha_reflection_proto_msgTypes,
GoTypes: file_grpc_reflection_v1alpha_reflection_proto_goTypes,
DependencyIndexes: file_grpc_reflection_v1alpha_reflection_proto_depIdxs,
MessageInfos: file_grpc_reflection_v1alpha_reflection_proto_msgTypes,
}.Build()
File_reflection_grpc_reflection_v1alpha_reflection_proto = out.File
file_reflection_grpc_reflection_v1alpha_reflection_proto_rawDesc = nil
file_reflection_grpc_reflection_v1alpha_reflection_proto_goTypes = nil
file_reflection_grpc_reflection_v1alpha_reflection_proto_depIdxs = nil
File_grpc_reflection_v1alpha_reflection_proto = out.File
file_grpc_reflection_v1alpha_reflection_proto_rawDesc = nil
file_grpc_reflection_v1alpha_reflection_proto_goTypes = nil
file_grpc_reflection_v1alpha_reflection_proto_depIdxs = nil
}

138
vendor/google.golang.org/grpc/reflection/grpc_reflection_v1alpha/reflection.proto generated vendored
View File

@ -1,138 +0,0 @@
// Copyright 2016 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Service exported by server reflection
syntax = "proto3";
option go_package = "google.golang.org/grpc/reflection/grpc_reflection_v1alpha";
package grpc.reflection.v1alpha;
service ServerReflection {
// The reflection service is structured as a bidirectional stream, ensuring
// all related requests go to a single server.
rpc ServerReflectionInfo(stream ServerReflectionRequest)
returns (stream ServerReflectionResponse);
}
// The message sent by the client when calling ServerReflectionInfo method.
message ServerReflectionRequest {
string host = 1;
// To use reflection service, the client should set one of the following
// fields in message_request. The server distinguishes requests by their
// defined field and then handles them using corresponding methods.
oneof message_request {
// Find a proto file by the file name.
string file_by_filename = 3;
// Find the proto file that declares the given fully-qualified symbol name.
// This field should be a fully-qualified symbol name
// (e.g. <package>.<service>[.<method>] or <package>.<type>).
string file_containing_symbol = 4;
// Find the proto file which defines an extension extending the given
// message type with the given field number.
ExtensionRequest file_containing_extension = 5;
// Finds the tag numbers used by all known extensions of extendee_type, and
// appends them to ExtensionNumberResponse in an undefined order.
// Its corresponding method is best-effort: it's not guaranteed that the
// reflection service will implement this method, and it's not guaranteed
// that this method will provide all extensions. Returns
// StatusCode::UNIMPLEMENTED if it's not implemented.
// This field should be a fully-qualified type name. The format is
// <package>.<type>
string all_extension_numbers_of_type = 6;
// List the full names of registered services. The content will not be
// checked.
string list_services = 7;
}
}
// The type name and extension number sent by the client when requesting
// file_containing_extension.
message ExtensionRequest {
// Fully-qualified type name. The format should be <package>.<type>
string containing_type = 1;
int32 extension_number = 2;
}
// The message sent by the server to answer ServerReflectionInfo method.
message ServerReflectionResponse {
string valid_host = 1;
ServerReflectionRequest original_request = 2;
// The server sets one of the following fields according to the
// message_request in the request.
oneof message_response {
// This message is used to answer file_by_filename, file_containing_symbol,
// file_containing_extension requests with transitive dependencies.
// As the repeated label is not allowed in oneof fields, we use a
// FileDescriptorResponse message to encapsulate the repeated fields.
// The reflection service is allowed to avoid sending FileDescriptorProtos
// that were previously sent in response to earlier requests in the stream.
FileDescriptorResponse file_descriptor_response = 4;
// This message is used to answer all_extension_numbers_of_type requests.
ExtensionNumberResponse all_extension_numbers_response = 5;
// This message is used to answer list_services requests.
ListServiceResponse list_services_response = 6;
// This message is used when an error occurs.
ErrorResponse error_response = 7;
}
}
// Serialized FileDescriptorProto messages sent by the server answering
// a file_by_filename, file_containing_symbol, or file_containing_extension
// request.
message FileDescriptorResponse {
// Serialized FileDescriptorProto messages. We avoid taking a dependency on
// descriptor.proto, which uses proto2 only features, by making them opaque
// bytes instead.
repeated bytes file_descriptor_proto = 1;
}
// A list of extension numbers sent by the server answering
// all_extension_numbers_of_type request.
message ExtensionNumberResponse {
// Full name of the base type, including the package name. The format
// is <package>.<type>
string base_type_name = 1;
repeated int32 extension_number = 2;
}
// A list of ServiceResponse sent by the server answering list_services request.
message ListServiceResponse {
// The information of each service may be expanded in the future, so we use
// ServiceResponse message to encapsulate it.
repeated ServiceResponse service = 1;
}
// The information of a single service used by ListServiceResponse to answer
// list_services request.
message ServiceResponse {
// Full name of a registered service, including its package name. The format
// is <package>.<service>
string name = 1;
}
// The error code and error message sent by the server when an error occurs.
message ErrorResponse {
// This field uses the error codes defined in grpc::StatusCode.
int32 error_code = 1;
string error_message = 2;
}

20
vendor/google.golang.org/grpc/reflection/grpc_reflection_v1alpha/reflection_grpc.pb.go generated vendored
View File

@ -1,4 +1,4 @@
// Copyright 2016 gRPC authors.
// Copyright 2016 The gRPC Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -11,14 +11,16 @@
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Service exported by server reflection
// Warning: this entire file is deprecated. Use this instead:
// https://github.com/grpc/grpc-proto/blob/master/grpc/reflection/v1/reflection.proto
// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
// versions:
// - protoc-gen-go-grpc v1.2.0
// - protoc v3.14.0
// source: reflection/grpc_reflection_v1alpha/reflection.proto
// - protoc-gen-go-grpc v1.3.0
// - protoc v4.22.0
// grpc/reflection/v1alpha/reflection.proto is a deprecated file.
package grpc_reflection_v1alpha
@ -34,6 +36,10 @@ import (
// Requires gRPC-Go v1.32.0 or later.
const _ = grpc.SupportPackageIsVersion7
const (
ServerReflection_ServerReflectionInfo_FullMethodName = "/grpc.reflection.v1alpha.ServerReflection/ServerReflectionInfo"
)
// ServerReflectionClient is the client API for ServerReflection service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
@ -52,7 +58,7 @@ func NewServerReflectionClient(cc grpc.ClientConnInterface) ServerReflectionClie
}
func (c *serverReflectionClient) ServerReflectionInfo(ctx context.Context, opts ...grpc.CallOption) (ServerReflection_ServerReflectionInfoClient, error) {
stream, err := c.cc.NewStream(ctx, &ServerReflection_ServiceDesc.Streams[0], "/grpc.reflection.v1alpha.ServerReflection/ServerReflectionInfo", opts...)
stream, err := c.cc.NewStream(ctx, &ServerReflection_ServiceDesc.Streams[0], ServerReflection_ServerReflectionInfo_FullMethodName, opts...)
if err != nil {
return nil, err
}
@ -151,5 +157,5 @@ var ServerReflection_ServiceDesc = grpc.ServiceDesc{
ClientStreams: true,
},
},
Metadata: "reflection/grpc_reflection_v1alpha/reflection.proto",
Metadata: "grpc/reflection/v1alpha/reflection.proto",
}

66
vendor/google.golang.org/grpc/reflection/serverreflection.go generated vendored
View File

@ -42,12 +42,14 @@ import (
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
rpb "google.golang.org/grpc/reflection/grpc_reflection_v1alpha"
"google.golang.org/grpc/status"
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/reflect/protodesc"
"google.golang.org/protobuf/reflect/protoreflect"
"google.golang.org/protobuf/reflect/protoregistry"
v1alphagrpc "google.golang.org/grpc/reflection/grpc_reflection_v1alpha"
v1alphapb "google.golang.org/grpc/reflection/grpc_reflection_v1alpha"
)
// GRPCServer is the interface provided by a gRPC server. It is implemented by
@ -63,7 +65,7 @@ var _ GRPCServer = (*grpc.Server)(nil)
// Register registers the server reflection service on the given gRPC server.
func Register(s GRPCServer) {
svr := NewServer(ServerOptions{Services: s})
rpb.RegisterServerReflectionServer(s, svr)
v1alphagrpc.RegisterServerReflectionServer(s, svr)
}
// ServiceInfoProvider is an interface used to retrieve metadata about the
@ -124,7 +126,7 @@ type ServerOptions struct {
//
// Notice: This function is EXPERIMENTAL and may be changed or removed in a
// later release.
func NewServer(opts ServerOptions) rpb.ServerReflectionServer {
func NewServer(opts ServerOptions) v1alphagrpc.ServerReflectionServer {
if opts.DescriptorResolver == nil {
opts.DescriptorResolver = protoregistry.GlobalFiles
}
@ -139,7 +141,7 @@ func NewServer(opts ServerOptions) rpb.ServerReflectionServer {
}
type serverReflectionServer struct {
rpb.UnimplementedServerReflectionServer
v1alphagrpc.UnimplementedServerReflectionServer
s ServiceInfoProvider
descResolver protodesc.Resolver
extResolver ExtensionResolver
@ -213,11 +215,11 @@ func (s *serverReflectionServer) allExtensionNumbersForTypeName(name string) ([]
}
// listServices returns the names of services this server exposes.
func (s *serverReflectionServer) listServices() []*rpb.ServiceResponse {
func (s *serverReflectionServer) listServices() []*v1alphapb.ServiceResponse {
serviceInfo := s.s.GetServiceInfo()
resp := make([]*rpb.ServiceResponse, 0, len(serviceInfo))
resp := make([]*v1alphapb.ServiceResponse, 0, len(serviceInfo))
for svc := range serviceInfo {
resp = append(resp, &rpb.ServiceResponse{Name: svc})
resp = append(resp, &v1alphapb.ServiceResponse{Name: svc})
}
sort.Slice(resp, func(i, j int) bool {
return resp[i].Name < resp[j].Name
@ -226,7 +228,7 @@ func (s *serverReflectionServer) listServices() []*rpb.ServiceResponse {
}
// ServerReflectionInfo is the reflection service handler.
func (s *serverReflectionServer) ServerReflectionInfo(stream rpb.ServerReflection_ServerReflectionInfoServer) error {
func (s *serverReflectionServer) ServerReflectionInfo(stream v1alphagrpc.ServerReflection_ServerReflectionInfoServer) error {
sentFileDescriptors := make(map[string]bool)
for {
in, err := stream.Recv()
@ -237,79 +239,79 @@ func (s *serverReflectionServer) ServerReflectionInfo(stream rpb.ServerReflectio
return err
}
out := &rpb.ServerReflectionResponse{
out := &v1alphapb.ServerReflectionResponse{
ValidHost: in.Host,
OriginalRequest: in,
}
switch req := in.MessageRequest.(type) {
case *rpb.ServerReflectionRequest_FileByFilename:
case *v1alphapb.ServerReflectionRequest_FileByFilename:
var b [][]byte
fd, err := s.descResolver.FindFileByPath(req.FileByFilename)
if err == nil {
b, err = s.fileDescWithDependencies(fd, sentFileDescriptors)
}
if err != nil {
out.MessageResponse = &rpb.ServerReflectionResponse_ErrorResponse{
ErrorResponse: &rpb.ErrorResponse{
out.MessageResponse = &v1alphapb.ServerReflectionResponse_ErrorResponse{
ErrorResponse: &v1alphapb.ErrorResponse{
ErrorCode: int32(codes.NotFound),
ErrorMessage: err.Error(),
},
}
} else {
out.MessageResponse = &rpb.ServerReflectionResponse_FileDescriptorResponse{
FileDescriptorResponse: &rpb.FileDescriptorResponse{FileDescriptorProto: b},
out.MessageResponse = &v1alphapb.ServerReflectionResponse_FileDescriptorResponse{
FileDescriptorResponse: &v1alphapb.FileDescriptorResponse{FileDescriptorProto: b},
}
}
case *rpb.ServerReflectionRequest_FileContainingSymbol:
case *v1alphapb.ServerReflectionRequest_FileContainingSymbol:
b, err := s.fileDescEncodingContainingSymbol(req.FileContainingSymbol, sentFileDescriptors)
if err != nil {
out.MessageResponse = &rpb.ServerReflectionResponse_ErrorResponse{
ErrorResponse: &rpb.ErrorResponse{
out.MessageResponse = &v1alphapb.ServerReflectionResponse_ErrorResponse{
ErrorResponse: &v1alphapb.ErrorResponse{
ErrorCode: int32(codes.NotFound),
ErrorMessage: err.Error(),
},
}
} else {
out.MessageResponse = &rpb.ServerReflectionResponse_FileDescriptorResponse{
FileDescriptorResponse: &rpb.FileDescriptorResponse{FileDescriptorProto: b},
out.MessageResponse = &v1alphapb.ServerReflectionResponse_FileDescriptorResponse{
FileDescriptorResponse: &v1alphapb.FileDescriptorResponse{FileDescriptorProto: b},
}
}
case *rpb.ServerReflectionRequest_FileContainingExtension:
case *v1alphapb.ServerReflectionRequest_FileContainingExtension:
typeName := req.FileContainingExtension.ContainingType
extNum := req.FileContainingExtension.ExtensionNumber
b, err := s.fileDescEncodingContainingExtension(typeName, extNum, sentFileDescriptors)
if err != nil {
out.MessageResponse = &rpb.ServerReflectionResponse_ErrorResponse{
ErrorResponse: &rpb.ErrorResponse{
out.MessageResponse = &v1alphapb.ServerReflectionResponse_ErrorResponse{
ErrorResponse: &v1alphapb.ErrorResponse{
ErrorCode: int32(codes.NotFound),
ErrorMessage: err.Error(),
},
}
} else {
out.MessageResponse = &rpb.ServerReflectionResponse_FileDescriptorResponse{
FileDescriptorResponse: &rpb.FileDescriptorResponse{FileDescriptorProto: b},
out.MessageResponse = &v1alphapb.ServerReflectionResponse_FileDescriptorResponse{
FileDescriptorResponse: &v1alphapb.FileDescriptorResponse{FileDescriptorProto: b},
}
}
case *rpb.ServerReflectionRequest_AllExtensionNumbersOfType:
case *v1alphapb.ServerReflectionRequest_AllExtensionNumbersOfType:
extNums, err := s.allExtensionNumbersForTypeName(req.AllExtensionNumbersOfType)
if err != nil {
out.MessageResponse = &rpb.ServerReflectionResponse_ErrorResponse{
ErrorResponse: &rpb.ErrorResponse{
out.MessageResponse = &v1alphapb.ServerReflectionResponse_ErrorResponse{
ErrorResponse: &v1alphapb.ErrorResponse{
ErrorCode: int32(codes.NotFound),
ErrorMessage: err.Error(),
},
}
} else {
out.MessageResponse = &rpb.ServerReflectionResponse_AllExtensionNumbersResponse{
AllExtensionNumbersResponse: &rpb.ExtensionNumberResponse{
out.MessageResponse = &v1alphapb.ServerReflectionResponse_AllExtensionNumbersResponse{
AllExtensionNumbersResponse: &v1alphapb.ExtensionNumberResponse{
BaseTypeName: req.AllExtensionNumbersOfType,
ExtensionNumber: extNums,
},
}
}
case *rpb.ServerReflectionRequest_ListServices:
out.MessageResponse = &rpb.ServerReflectionResponse_ListServicesResponse{
ListServicesResponse: &rpb.ListServiceResponse{
case *v1alphapb.ServerReflectionRequest_ListServices:
out.MessageResponse = &v1alphapb.ServerReflectionResponse_ListServicesResponse{
ListServicesResponse: &v1alphapb.ListServiceResponse{
Service: s.listServices(),
},
}

7
vendor/google.golang.org/grpc/regenerate.sh generated vendored
View File

@ -57,7 +57,8 @@ LEGACY_SOURCES=(
${WORKDIR}/grpc-proto/grpc/health/v1/health.proto
${WORKDIR}/grpc-proto/grpc/lb/v1/load_balancer.proto
profiling/proto/service.proto
reflection/grpc_reflection_v1alpha/reflection.proto
${WORKDIR}/grpc-proto/grpc/reflection/v1alpha/reflection.proto
${WORKDIR}/grpc-proto/grpc/reflection/v1/reflection.proto
)
# Generates only the new gRPC Service symbols
@ -119,8 +120,4 @@ mv ${WORKDIR}/out/google.golang.org/grpc/lookup/grpc_lookup_v1/* ${WORKDIR}/out/
# see grpc_testing_not_regenerate/README.md for details.
rm ${WORKDIR}/out/google.golang.org/grpc/reflection/grpc_testing_not_regenerate/*.pb.go
# grpc/testing does not have a go_package option.
mv ${WORKDIR}/out/grpc/testing/*.pb.go interop/grpc_testing/
mv ${WORKDIR}/out/grpc/core/*.pb.go interop/grpc_testing/core/
cp -R ${WORKDIR}/out/google.golang.org/grpc/* .

58
vendor/google.golang.org/grpc/resolver/resolver.go generated vendored
View File

@ -22,12 +22,13 @@ package resolver
import (
"context"
"fmt"
"net"
"net/url"
"strings"
"google.golang.org/grpc/attributes"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/internal/pretty"
"google.golang.org/grpc/serviceconfig"
)
@ -40,8 +41,9 @@ var (
// TODO(bar) install dns resolver in init(){}.
// Register registers the resolver builder to the resolver map. b.Scheme will be
// used as the scheme registered with this builder.
// Register registers the resolver builder to the resolver map. b.Scheme will
// be used as the scheme registered with this builder. The registry is case
// sensitive, and schemes should not contain any uppercase characters.
//
// NOTE: this function must only be called during initialization time (i.e. in
// an init() function), and is not thread-safe. If multiple Resolvers are
@ -122,7 +124,7 @@ type Address struct {
Attributes *attributes.Attributes
// BalancerAttributes contains arbitrary data about this address intended
// for consumption by the LB policy. These attribes do not affect SubConn
// for consumption by the LB policy. These attributes do not affect SubConn
// creation, connection establishment, handshaking, etc.
BalancerAttributes *attributes.Attributes
@ -149,7 +151,17 @@ func (a Address) Equal(o Address) bool {
// String returns JSON formatted string representation of the address.
func (a Address) String() string {
return pretty.ToJSON(a)
var sb strings.Builder
sb.WriteString(fmt.Sprintf("{Addr: %q, ", a.Addr))
sb.WriteString(fmt.Sprintf("ServerName: %q, ", a.ServerName))
if a.Attributes != nil {
sb.WriteString(fmt.Sprintf("Attributes: %v, ", a.Attributes.String()))
}
if a.BalancerAttributes != nil {
sb.WriteString(fmt.Sprintf("BalancerAttributes: %v", a.BalancerAttributes.String()))
}
sb.WriteString("}")
return sb.String()
}
// BuildOptions includes additional information for the builder to create
@ -202,6 +214,15 @@ type State struct {
// gRPC to add new methods to this interface.
type ClientConn interface {
// UpdateState updates the state of the ClientConn appropriately.
//
// If an error is returned, the resolver should try to resolve the
// target again. The resolver should use a backoff timer to prevent
// overloading the server with requests. If a resolver is certain that
// reresolving will not change the result, e.g. because it is
// a watch-based resolver, returned errors can be ignored.
//
// If the resolved State is the same as the last reported one, calling
// UpdateState can be omitted.
UpdateState(State) error
// ReportError notifies the ClientConn that the Resolver encountered an
// error. The ClientConn will notify the load balancer and begin calling
@ -247,9 +268,6 @@ type Target struct {
Scheme string
// Deprecated: use URL.Host instead.
Authority string
// Deprecated: use URL.Path or URL.Opaque instead. The latter is set when
// the former is empty.
Endpoint string
// URL contains the parsed dial target with an optional default scheme added
// to it if the original dial target contained no scheme or contained an
// unregistered scheme. Any query params specified in the original dial
@ -257,6 +275,24 @@ type Target struct {
URL url.URL
}
// Endpoint retrieves endpoint without leading "/" from either `URL.Path`
// or `URL.Opaque`. The latter is used when the former is empty.
func (t Target) Endpoint() string {
endpoint := t.URL.Path
if endpoint == "" {
endpoint = t.URL.Opaque
}
// For targets of the form "[scheme]://[authority]/endpoint, the endpoint
// value returned from url.Parse() contains a leading "/". Although this is
// in accordance with RFC 3986, we do not want to break existing resolver
// implementations which expect the endpoint without the leading "/". So, we
// end up stripping the leading "/" here. But this will result in an
// incorrect parsing for something like "unix:///path/to/socket". Since we
// own the "unix" resolver, we can workaround in the unix resolver by using
// the `URL` field.
return strings.TrimPrefix(endpoint, "/")
}
// Builder creates a resolver that will be used to watch name resolution updates.
type Builder interface {
// Build creates a new resolver for the given target.
@ -264,8 +300,10 @@ type Builder interface {
// gRPC dial calls Build synchronously, and fails if the returned error is
// not nil.
Build(target Target, cc ClientConn, opts BuildOptions) (Resolver, error)
// Scheme returns the scheme supported by this resolver.
// Scheme is defined at https://github.com/grpc/grpc/blob/master/doc/naming.md.
// Scheme returns the scheme supported by this resolver. Scheme is defined
// at https://github.com/grpc/grpc/blob/master/doc/naming.md. The returned
// string should not contain uppercase characters, as they will not match
// the parsed target's scheme as defined in RFC 3986.
Scheme() string
}

225
vendor/google.golang.org/grpc/resolver_conn_wrapper.go generated vendored
View File

@ -19,11 +19,11 @@
package grpc
import (
"context"
"strings"
"sync"
"google.golang.org/grpc/balancer"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/internal/channelz"
"google.golang.org/grpc/internal/grpcsync"
"google.golang.org/grpc/internal/pretty"
@ -31,129 +31,192 @@ import (
"google.golang.org/grpc/serviceconfig"
)
// resolverStateUpdater wraps the single method used by ccResolverWrapper to
// report a state update from the actual resolver implementation.
type resolverStateUpdater interface {
updateResolverState(s resolver.State, err error) error
}
// ccResolverWrapper is a wrapper on top of cc for resolvers.
// It implements resolver.ClientConn interface.
type ccResolverWrapper struct {
cc *ClientConn
resolverMu sync.Mutex
resolver resolver.Resolver
done *grpcsync.Event
curState resolver.State
// The following fields are initialized when the wrapper is created and are
// read-only afterwards, and therefore can be accessed without a mutex.
cc resolverStateUpdater
channelzID *channelz.Identifier
ignoreServiceConfig bool
opts ccResolverWrapperOpts
serializer *grpcsync.CallbackSerializer // To serialize all incoming calls.
serializerCancel context.CancelFunc // To close the serializer, accessed only from close().
incomingMu sync.Mutex // Synchronizes all the incoming calls.
// All incoming (resolver --> gRPC) calls are guaranteed to execute in a
// mutually exclusive manner as they are scheduled on the serializer.
// Fields accessed *only* in these serializer callbacks, can therefore be
// accessed without a mutex.
curState resolver.State
// mu guards access to the below fields.
mu sync.Mutex
closed bool
resolver resolver.Resolver // Accessed only from outgoing calls.
}
// ccResolverWrapperOpts wraps the arguments to be passed when creating a new
// ccResolverWrapper.
type ccResolverWrapperOpts struct {
target resolver.Target // User specified dial target to resolve.
builder resolver.Builder // Resolver builder to use.
bOpts resolver.BuildOptions // Resolver build options to use.
channelzID *channelz.Identifier // Channelz identifier for the channel.
}
// newCCResolverWrapper uses the resolver.Builder to build a Resolver and
// returns a ccResolverWrapper object which wraps the newly built resolver.
func newCCResolverWrapper(cc *ClientConn, rb resolver.Builder) (*ccResolverWrapper, error) {
func newCCResolverWrapper(cc resolverStateUpdater, opts ccResolverWrapperOpts) (*ccResolverWrapper, error) {
ctx, cancel := context.WithCancel(context.Background())
ccr := &ccResolverWrapper{
cc: cc,
done: grpcsync.NewEvent(),
cc: cc,
channelzID: opts.channelzID,
ignoreServiceConfig: opts.bOpts.DisableServiceConfig,
opts: opts,
serializer: grpcsync.NewCallbackSerializer(ctx),
serializerCancel: cancel,
}
var credsClone credentials.TransportCredentials
if creds := cc.dopts.copts.TransportCredentials; creds != nil {
credsClone = creds.Clone()
}
rbo := resolver.BuildOptions{
DisableServiceConfig: cc.dopts.disableServiceConfig,
DialCreds: credsClone,
CredsBundle: cc.dopts.copts.CredsBundle,
Dialer: cc.dopts.copts.Dialer,
}
var err error
// We need to hold the lock here while we assign to the ccr.resolver field
// to guard against a data race caused by the following code path,
// rb.Build-->ccr.ReportError-->ccr.poll-->ccr.resolveNow, would end up
// accessing ccr.resolver which is being assigned here.
ccr.resolverMu.Lock()
defer ccr.resolverMu.Unlock()
ccr.resolver, err = rb.Build(cc.parsedTarget, ccr, rbo)
// Cannot hold the lock at build time because the resolver can send an
// update or error inline and these incoming calls grab the lock to schedule
// a callback in the serializer.
r, err := opts.builder.Build(opts.target, ccr, opts.bOpts)
if err != nil {
cancel()
return nil, err
}
// Any error reported by the resolver at build time that leads to a
// re-resolution request from the balancer is dropped by grpc until we
// return from this function. So, we don't have to handle pending resolveNow
// requests here.
ccr.mu.Lock()
ccr.resolver = r
ccr.mu.Unlock()
return ccr, nil
}
func (ccr *ccResolverWrapper) resolveNow(o resolver.ResolveNowOptions) {
ccr.resolverMu.Lock()
if !ccr.done.HasFired() {
ccr.resolver.ResolveNow(o)
ccr.mu.Lock()
defer ccr.mu.Unlock()
// ccr.resolver field is set only after the call to Build() returns. But in
// the process of building, the resolver may send an error update which when
// propagated to the balancer may result in a re-resolution request.
if ccr.closed || ccr.resolver == nil {
return
}
ccr.resolverMu.Unlock()
ccr.resolver.ResolveNow(o)
}
func (ccr *ccResolverWrapper) close() {
ccr.resolverMu.Lock()
ccr.resolver.Close()
ccr.done.Fire()
ccr.resolverMu.Unlock()
ccr.mu.Lock()
if ccr.closed {
ccr.mu.Unlock()
return
}
channelz.Info(logger, ccr.channelzID, "Closing the name resolver")
// Close the serializer to ensure that no more calls from the resolver are
// handled, before actually closing the resolver.
ccr.serializerCancel()
ccr.closed = true
r := ccr.resolver
ccr.mu.Unlock()
// Give enqueued callbacks a chance to finish.
<-ccr.serializer.Done
// Spawn a goroutine to close the resolver (since it may block trying to
// cleanup all allocated resources) and return early.
go r.Close()
}
// serializerScheduleLocked is a convenience method to schedule a function to be
// run on the serializer while holding ccr.mu.
func (ccr *ccResolverWrapper) serializerScheduleLocked(f func(context.Context)) {
ccr.mu.Lock()
ccr.serializer.Schedule(f)
ccr.mu.Unlock()
}
// UpdateState is called by resolver implementations to report new state to gRPC
// which includes addresses and service config.
func (ccr *ccResolverWrapper) UpdateState(s resolver.State) error {
ccr.incomingMu.Lock()
defer ccr.incomingMu.Unlock()
if ccr.done.HasFired() {
errCh := make(chan error, 1)
ok := ccr.serializer.Schedule(func(context.Context) {
ccr.addChannelzTraceEvent(s)
ccr.curState = s
if err := ccr.cc.updateResolverState(ccr.curState, nil); err == balancer.ErrBadResolverState {
errCh <- balancer.ErrBadResolverState
return
}
errCh <- nil
})
if !ok {
// The only time when Schedule() fail to add the callback to the
// serializer is when the serializer is closed, and this happens only
// when the resolver wrapper is closed.
return nil
}
ccr.addChannelzTraceEvent(s)
ccr.curState = s
if err := ccr.cc.updateResolverState(ccr.curState, nil); err == balancer.ErrBadResolverState {
return balancer.ErrBadResolverState
}
return nil
return <-errCh
}
// ReportError is called by resolver implementations to report errors
// encountered during name resolution to gRPC.
func (ccr *ccResolverWrapper) ReportError(err error) {
ccr.incomingMu.Lock()
defer ccr.incomingMu.Unlock()
if ccr.done.HasFired() {
return
}
channelz.Warningf(logger, ccr.cc.channelzID, "ccResolverWrapper: reporting error to cc: %v", err)
ccr.cc.updateResolverState(resolver.State{}, err)
ccr.serializerScheduleLocked(func(_ context.Context) {
channelz.Warningf(logger, ccr.channelzID, "ccResolverWrapper: reporting error to cc: %v", err)
ccr.cc.updateResolverState(resolver.State{}, err)
})
}
// NewAddress is called by the resolver implementation to send addresses to gRPC.
// NewAddress is called by the resolver implementation to send addresses to
// gRPC.
func (ccr *ccResolverWrapper) NewAddress(addrs []resolver.Address) {
ccr.incomingMu.Lock()
defer ccr.incomingMu.Unlock()
if ccr.done.HasFired() {
return
}
ccr.addChannelzTraceEvent(resolver.State{Addresses: addrs, ServiceConfig: ccr.curState.ServiceConfig})
ccr.curState.Addresses = addrs
ccr.cc.updateResolverState(ccr.curState, nil)
ccr.serializerScheduleLocked(func(_ context.Context) {
ccr.addChannelzTraceEvent(resolver.State{Addresses: addrs, ServiceConfig: ccr.curState.ServiceConfig})
ccr.curState.Addresses = addrs
ccr.cc.updateResolverState(ccr.curState, nil)
})
}
// NewServiceConfig is called by the resolver implementation to send service
// configs to gRPC.
func (ccr *ccResolverWrapper) NewServiceConfig(sc string) {
ccr.incomingMu.Lock()
defer ccr.incomingMu.Unlock()
if ccr.done.HasFired() {
return
}
channelz.Infof(logger, ccr.cc.channelzID, "ccResolverWrapper: got new service config: %s", sc)
if ccr.cc.dopts.disableServiceConfig {
channelz.Info(logger, ccr.cc.channelzID, "Service config lookups disabled; ignoring config")
return
}
scpr := parseServiceConfig(sc)
if scpr.Err != nil {
channelz.Warningf(logger, ccr.cc.channelzID, "ccResolverWrapper: error parsing service config: %v", scpr.Err)
return
}
ccr.addChannelzTraceEvent(resolver.State{Addresses: ccr.curState.Addresses, ServiceConfig: scpr})
ccr.curState.ServiceConfig = scpr
ccr.cc.updateResolverState(ccr.curState, nil)
ccr.serializerScheduleLocked(func(_ context.Context) {
channelz.Infof(logger, ccr.channelzID, "ccResolverWrapper: got new service config: %s", sc)
if ccr.ignoreServiceConfig {
channelz.Info(logger, ccr.channelzID, "Service config lookups disabled; ignoring config")
return
}
scpr := parseServiceConfig(sc)
if scpr.Err != nil {
channelz.Warningf(logger, ccr.channelzID, "ccResolverWrapper: error parsing service config: %v", scpr.Err)
return
}
ccr.addChannelzTraceEvent(resolver.State{Addresses: ccr.curState.Addresses, ServiceConfig: scpr})
ccr.curState.ServiceConfig = scpr
ccr.cc.updateResolverState(ccr.curState, nil)
})
}
// ParseServiceConfig is called by resolver implementations to parse a JSON
// representation of the service config.
func (ccr *ccResolverWrapper) ParseServiceConfig(scJSON string) *serviceconfig.ParseResult {
return parseServiceConfig(scJSON)
}
// addChannelzTraceEvent adds a channelz trace event containing the new
// state received from resolver implementations.
func (ccr *ccResolverWrapper) addChannelzTraceEvent(s resolver.State) {
var updates []string
var oldSC, newSC *ServiceConfig
@ -172,5 +235,5 @@ func (ccr *ccResolverWrapper) addChannelzTraceEvent(s resolver.State) {
} else if len(ccr.curState.Addresses) == 0 && len(s.Addresses) > 0 {
updates = append(updates, "resolver returned new addresses")
}
channelz.Infof(logger, ccr.cc.channelzID, "Resolver state updated: %s (%v)", pretty.ToJSON(s), strings.Join(updates, "; "))
channelz.Infof(logger, ccr.channelzID, "Resolver state updated: %s (%v)", pretty.ToJSON(s), strings.Join(updates, "; "))
}

70
vendor/google.golang.org/grpc/rpc_util.go generated vendored
View File

@ -25,7 +25,6 @@ import (
"encoding/binary"
"fmt"
"io"
"io/ioutil"
"math"
"strings"
"sync"
@ -77,7 +76,7 @@ func NewGZIPCompressorWithLevel(level int) (Compressor, error) {
return &gzipCompressor{
pool: sync.Pool{
New: func() interface{} {
w, err := gzip.NewWriterLevel(ioutil.Discard, level)
w, err := gzip.NewWriterLevel(io.Discard, level)
if err != nil {
panic(err)
}
@ -143,7 +142,7 @@ func (d *gzipDecompressor) Do(r io.Reader) ([]byte, error) {
z.Close()
d.pool.Put(z)
}()
return ioutil.ReadAll(z)
return io.ReadAll(z)
}
func (d *gzipDecompressor) Type() string {
@ -160,6 +159,7 @@ type callInfo struct {
contentSubtype string
codec baseCodec
maxRetryRPCBufferSize int
onFinish []func(err error)
}
func defaultCallInfo() *callInfo {
@ -296,8 +296,44 @@ func (o FailFastCallOption) before(c *callInfo) error {
}
func (o FailFastCallOption) after(c *callInfo, attempt *csAttempt) {}
// OnFinish returns a CallOption that configures a callback to be called when
// the call completes. The error passed to the callback is the status of the
// RPC, and may be nil. The onFinish callback provided will only be called once
// by gRPC. This is mainly used to be used by streaming interceptors, to be
// notified when the RPC completes along with information about the status of
// the RPC.
//
// # Experimental
//
// Notice: This API is EXPERIMENTAL and may be changed or removed in a
// later release.
func OnFinish(onFinish func(err error)) CallOption {
return OnFinishCallOption{
OnFinish: onFinish,
}
}
// OnFinishCallOption is CallOption that indicates a callback to be called when
// the call completes.
//
// # Experimental
//
// Notice: This type is EXPERIMENTAL and may be changed or removed in a
// later release.
type OnFinishCallOption struct {
OnFinish func(error)
}
func (o OnFinishCallOption) before(c *callInfo) error {
c.onFinish = append(c.onFinish, o.OnFinish)
return nil
}
func (o OnFinishCallOption) after(c *callInfo, attempt *csAttempt) {}
// MaxCallRecvMsgSize returns a CallOption which sets the maximum message size
// in bytes the client can receive.
// in bytes the client can receive. If this is not set, gRPC uses the default
// 4MB.
func MaxCallRecvMsgSize(bytes int) CallOption {
return MaxRecvMsgSizeCallOption{MaxRecvMsgSize: bytes}
}
@ -320,7 +356,8 @@ func (o MaxRecvMsgSizeCallOption) before(c *callInfo) error {
func (o MaxRecvMsgSizeCallOption) after(c *callInfo, attempt *csAttempt) {}
// MaxCallSendMsgSize returns a CallOption which sets the maximum message size
// in bytes the client can send.
// in bytes the client can send. If this is not set, gRPC uses the default
// `math.MaxInt32`.
func MaxCallSendMsgSize(bytes int) CallOption {
return MaxSendMsgSizeCallOption{MaxSendMsgSize: bytes}
}
@ -657,12 +694,13 @@ func msgHeader(data, compData []byte) (hdr []byte, payload []byte) {
func outPayload(client bool, msg interface{}, data, payload []byte, t time.Time) *stats.OutPayload {
return &stats.OutPayload{
Client: client,
Payload: msg,
Data: data,
Length: len(data),
WireLength: len(payload) + headerLen,
SentTime: t,
Client: client,
Payload: msg,
Data: data,
Length: len(data),
WireLength: len(payload) + headerLen,
CompressedLength: len(payload),
SentTime: t,
}
}
@ -683,7 +721,7 @@ func checkRecvPayload(pf payloadFormat, recvCompress string, haveCompressor bool
}
type payloadInfo struct {
wireLength int // The compressed length got from wire.
compressedLength int // The compressed length got from wire.
uncompressedBytes []byte
}
@ -693,7 +731,7 @@ func recvAndDecompress(p *parser, s *transport.Stream, dc Decompressor, maxRecei
return nil, err
}
if payInfo != nil {
payInfo.wireLength = len(d)
payInfo.compressedLength = len(d)
}
if st := checkRecvPayload(pf, s.RecvCompress(), compressor != nil || dc != nil); st != nil {
@ -711,7 +749,7 @@ func recvAndDecompress(p *parser, s *transport.Stream, dc Decompressor, maxRecei
d, size, err = decompress(compressor, d, maxReceiveMessageSize)
}
if err != nil {
return nil, status.Errorf(codes.Internal, "grpc: failed to decompress the received message %v", err)
return nil, status.Errorf(codes.Internal, "grpc: failed to decompress the received message: %v", err)
}
if size > maxReceiveMessageSize {
// TODO: Revisit the error code. Currently keep it consistent with java
@ -746,7 +784,7 @@ func decompress(compressor encoding.Compressor, d []byte, maxReceiveMessageSize
}
// Read from LimitReader with limit max+1. So if the underlying
// reader is over limit, the result will be bigger than max.
d, err = ioutil.ReadAll(io.LimitReader(dcReader, int64(maxReceiveMessageSize)+1))
d, err = io.ReadAll(io.LimitReader(dcReader, int64(maxReceiveMessageSize)+1))
return d, len(d), err
}
@ -759,7 +797,7 @@ func recv(p *parser, c baseCodec, s *transport.Stream, dc Decompressor, m interf
return err
}
if err := c.Unmarshal(d, m); err != nil {
return status.Errorf(codes.Internal, "grpc: failed to unmarshal the received message %v", err)
return status.Errorf(codes.Internal, "grpc: failed to unmarshal the received message: %v", err)
}
if payInfo != nil {
payInfo.uncompressedBytes = d

288
vendor/google.golang.org/grpc/server.go generated vendored
View File

@ -43,8 +43,8 @@ import (
"google.golang.org/grpc/internal"
"google.golang.org/grpc/internal/binarylog"
"google.golang.org/grpc/internal/channelz"
"google.golang.org/grpc/internal/grpcrand"
"google.golang.org/grpc/internal/grpcsync"
"google.golang.org/grpc/internal/grpcutil"
"google.golang.org/grpc/internal/transport"
"google.golang.org/grpc/keepalive"
"google.golang.org/grpc/metadata"
@ -74,10 +74,10 @@ func init() {
srv.drainServerTransports(addr)
}
internal.AddGlobalServerOptions = func(opt ...ServerOption) {
extraServerOptions = append(extraServerOptions, opt...)
globalServerOptions = append(globalServerOptions, opt...)
}
internal.ClearGlobalServerOptions = func() {
extraServerOptions = nil
globalServerOptions = nil
}
internal.BinaryLogger = binaryLogger
internal.JoinServerOptions = newJoinServerOption
@ -145,7 +145,7 @@ type Server struct {
channelzID *channelz.Identifier
czData *channelzData
serverWorkerChannels []chan *serverWorkerData
serverWorkerChannel chan *serverWorkerData
}
type serverOptions struct {
@ -183,7 +183,7 @@ var defaultServerOptions = serverOptions{
writeBufferSize: defaultWriteBufSize,
readBufferSize: defaultReadBufSize,
}
var extraServerOptions []ServerOption
var globalServerOptions []ServerOption
// A ServerOption sets options such as credentials, codec and keepalive parameters, etc.
type ServerOption interface {
@ -233,10 +233,11 @@ func newJoinServerOption(opts ...ServerOption) ServerOption {
return &joinServerOption{opts: opts}
}
// WriteBufferSize determines how much data can be batched before doing a write on the wire.
// The corresponding memory allocation for this buffer will be twice the size to keep syscalls low.
// The default value for this buffer is 32KB.
// Zero will disable the write buffer such that each write will be on underlying connection.
// WriteBufferSize determines how much data can be batched before doing a write
// on the wire. The corresponding memory allocation for this buffer will be
// twice the size to keep syscalls low. The default value for this buffer is
// 32KB. Zero or negative values will disable the write buffer such that each
// write will be on underlying connection.
// Note: A Send call may not directly translate to a write.
func WriteBufferSize(s int) ServerOption {
return newFuncServerOption(func(o *serverOptions) {
@ -244,11 +245,10 @@ func WriteBufferSize(s int) ServerOption {
})
}
// ReadBufferSize lets you set the size of read buffer, this determines how much data can be read at most
// for one read syscall.
// The default value for this buffer is 32KB.
// Zero will disable read buffer for a connection so data framer can access the underlying
// conn directly.
// ReadBufferSize lets you set the size of read buffer, this determines how much
// data can be read at most for one read syscall. The default value for this
// buffer is 32KB. Zero or negative values will disable read buffer for a
// connection so data framer can access the underlying conn directly.
func ReadBufferSize(s int) ServerOption {
return newFuncServerOption(func(o *serverOptions) {
o.readBufferSize = s
@ -560,47 +560,45 @@ func NumStreamWorkers(numServerWorkers uint32) ServerOption {
const serverWorkerResetThreshold = 1 << 16
// serverWorkers blocks on a *transport.Stream channel forever and waits for
// data to be fed by serveStreams. This allows different requests to be
// data to be fed by serveStreams. This allows multiple requests to be
// processed by the same goroutine, removing the need for expensive stack
// re-allocations (see the runtime.morestack problem [1]).
//
// [1] https://github.com/golang/go/issues/18138
func (s *Server) serverWorker(ch chan *serverWorkerData) {
// To make sure all server workers don't reset at the same time, choose a
// random number of iterations before resetting.
threshold := serverWorkerResetThreshold + grpcrand.Intn(serverWorkerResetThreshold)
for completed := 0; completed < threshold; completed++ {
data, ok := <-ch
func (s *Server) serverWorker() {
for completed := 0; completed < serverWorkerResetThreshold; completed++ {
data, ok := <-s.serverWorkerChannel
if !ok {
return
}
s.handleStream(data.st, data.stream, s.traceInfo(data.st, data.stream))
data.wg.Done()
s.handleSingleStream(data)
}
go s.serverWorker(ch)
go s.serverWorker()
}
// initServerWorkers creates worker goroutines and channels to process incoming
func (s *Server) handleSingleStream(data *serverWorkerData) {
defer data.wg.Done()
s.handleStream(data.st, data.stream, s.traceInfo(data.st, data.stream))
}
// initServerWorkers creates worker goroutines and a channel to process incoming
// connections to reduce the time spent overall on runtime.morestack.
func (s *Server) initServerWorkers() {
s.serverWorkerChannels = make([]chan *serverWorkerData, s.opts.numServerWorkers)
s.serverWorkerChannel = make(chan *serverWorkerData)
for i := uint32(0); i < s.opts.numServerWorkers; i++ {
s.serverWorkerChannels[i] = make(chan *serverWorkerData)
go s.serverWorker(s.serverWorkerChannels[i])
go s.serverWorker()
}
}
func (s *Server) stopServerWorkers() {
for i := uint32(0); i < s.opts.numServerWorkers; i++ {
close(s.serverWorkerChannels[i])
}
close(s.serverWorkerChannel)
}
// NewServer creates a gRPC server which has no service registered and has not
// started to accept requests yet.
func NewServer(opt ...ServerOption) *Server {
opts := defaultServerOptions
for _, o := range extraServerOptions {
for _, o := range globalServerOptions {
o.apply(&opts)
}
for _, o := range opt {
@ -897,7 +895,7 @@ func (s *Server) drainServerTransports(addr string) {
s.mu.Lock()
conns := s.conns[addr]
for st := range conns {
st.Drain()
st.Drain("")
}
s.mu.Unlock()
}
@ -942,29 +940,24 @@ func (s *Server) newHTTP2Transport(c net.Conn) transport.ServerTransport {
}
func (s *Server) serveStreams(st transport.ServerTransport) {
defer st.Close()
defer st.Close(errors.New("finished serving streams for the server transport"))
var wg sync.WaitGroup
var roundRobinCounter uint32
st.HandleStreams(func(stream *transport.Stream) {
wg.Add(1)
if s.opts.numServerWorkers > 0 {
data := &serverWorkerData{st: st, wg: &wg, stream: stream}
select {
case s.serverWorkerChannels[atomic.AddUint32(&roundRobinCounter, 1)%s.opts.numServerWorkers] <- data:
case s.serverWorkerChannel <- data:
return
default:
// If all stream workers are busy, fallback to the default code path.
go func() {
s.handleStream(st, stream, s.traceInfo(st, stream))
wg.Done()
}()
}
} else {
go func() {
defer wg.Done()
s.handleStream(st, stream, s.traceInfo(st, stream))
}()
}
go func() {
defer wg.Done()
s.handleStream(st, stream, s.traceInfo(st, stream))
}()
}, func(ctx context.Context, method string) context.Context {
if !EnableTracing {
return ctx
@ -1008,7 +1001,8 @@ var _ http.Handler = (*Server)(nil)
func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
st, err := transport.NewServerHandlerTransport(w, r, s.opts.statsHandlers)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
// Errors returned from transport.NewServerHandlerTransport have
// already been written to w.
return
}
if !s.addConn(listenerAddressForServeHTTP, st) {
@ -1046,13 +1040,13 @@ func (s *Server) addConn(addr string, st transport.ServerTransport) bool {
s.mu.Lock()
defer s.mu.Unlock()
if s.conns == nil {
st.Close()
st.Close(errors.New("Server.addConn called when server has already been stopped"))
return false
}
if s.drain {
// Transport added after we drained our existing conns: drain it
// immediately.
st.Drain()
st.Drain("")
}
if s.conns[addr] == nil {
@ -1150,21 +1144,16 @@ func chainUnaryServerInterceptors(s *Server) {
func chainUnaryInterceptors(interceptors []UnaryServerInterceptor) UnaryServerInterceptor {
return func(ctx context.Context, req interface{}, info *UnaryServerInfo, handler UnaryHandler) (interface{}, error) {
// the struct ensures the variables are allocated together, rather than separately, since we
// know they should be garbage collected together. This saves 1 allocation and decreases
// time/call by about 10% on the microbenchmark.
var state struct {
i int
next UnaryHandler
}
state.next = func(ctx context.Context, req interface{}) (interface{}, error) {
if state.i == len(interceptors)-1 {
return interceptors[state.i](ctx, req, info, handler)
}
state.i++
return interceptors[state.i-1](ctx, req, info, state.next)
}
return state.next(ctx, req)
return interceptors[0](ctx, req, info, getChainUnaryHandler(interceptors, 0, info, handler))
}
}
func getChainUnaryHandler(interceptors []UnaryServerInterceptor, curr int, info *UnaryServerInfo, finalHandler UnaryHandler) UnaryHandler {
if curr == len(interceptors)-1 {
return finalHandler
}
return func(ctx context.Context, req interface{}) (interface{}, error) {
return interceptors[curr+1](ctx, req, info, getChainUnaryHandler(interceptors, curr+1, info, finalHandler))
}
}
@ -1256,7 +1245,7 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
logEntry.PeerAddr = peer.Addr
}
for _, binlog := range binlogs {
binlog.Log(logEntry)
binlog.Log(ctx, logEntry)
}
}
@ -1267,6 +1256,7 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
var comp, decomp encoding.Compressor
var cp Compressor
var dc Decompressor
var sendCompressorName string
// If dc is set and matches the stream's compression, use it. Otherwise, try
// to find a matching registered compressor for decomp.
@ -1287,12 +1277,18 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
// NOTE: this needs to be ahead of all handling, https://github.com/grpc/grpc-go/issues/686.
if s.opts.cp != nil {
cp = s.opts.cp
stream.SetSendCompress(cp.Type())
sendCompressorName = cp.Type()
} else if rc := stream.RecvCompress(); rc != "" && rc != encoding.Identity {
// Legacy compressor not specified; attempt to respond with same encoding.
comp = encoding.GetCompressor(rc)
if comp != nil {
stream.SetSendCompress(rc)
sendCompressorName = comp.Name()
}
}
if sendCompressorName != "" {
if err := stream.SetSendCompress(sendCompressorName); err != nil {
return status.Errorf(codes.Internal, "grpc: failed to set send compressor: %v", err)
}
}
@ -1303,7 +1299,7 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
d, err := recvAndDecompress(&parser{r: stream}, stream, dc, s.opts.maxReceiveMessageSize, payInfo, decomp)
if err != nil {
if e := t.WriteStatus(stream, status.Convert(err)); e != nil {
channelz.Warningf(logger, s.channelzID, "grpc: Server.processUnaryRPC failed to write status %v", e)
channelz.Warningf(logger, s.channelzID, "grpc: Server.processUnaryRPC failed to write status: %v", e)
}
return err
}
@ -1316,11 +1312,12 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
}
for _, sh := range shs {
sh.HandleRPC(stream.Context(), &stats.InPayload{
RecvTime: time.Now(),
Payload: v,
WireLength: payInfo.wireLength + headerLen,
Data: d,
Length: len(d),
RecvTime: time.Now(),
Payload: v,
Length: len(d),
WireLength: payInfo.compressedLength + headerLen,
CompressedLength: payInfo.compressedLength,
Data: d,
})
}
if len(binlogs) != 0 {
@ -1328,7 +1325,7 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
Message: d,
}
for _, binlog := range binlogs {
binlog.Log(cm)
binlog.Log(stream.Context(), cm)
}
}
if trInfo != nil {
@ -1361,7 +1358,7 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
Header: h,
}
for _, binlog := range binlogs {
binlog.Log(sh)
binlog.Log(stream.Context(), sh)
}
}
st := &binarylog.ServerTrailer{
@ -1369,7 +1366,7 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
Err: appErr,
}
for _, binlog := range binlogs {
binlog.Log(st)
binlog.Log(stream.Context(), st)
}
}
return appErr
@ -1379,6 +1376,11 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
}
opts := &transport.Options{Last: true}
// Server handler could have set new compressor by calling SetSendCompressor.
// In case it is set, we need to use it for compressing outbound message.
if stream.SendCompress() != sendCompressorName {
comp = encoding.GetCompressor(stream.SendCompress())
}
if err := s.sendResponse(t, stream, reply, cp, opts, comp); err != nil {
if err == io.EOF {
// The entire stream is done (for unary RPC only).
@ -1406,8 +1408,8 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
Err: appErr,
}
for _, binlog := range binlogs {
binlog.Log(sh)
binlog.Log(st)
binlog.Log(stream.Context(), sh)
binlog.Log(stream.Context(), st)
}
}
return err
@ -1421,8 +1423,8 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
Message: reply,
}
for _, binlog := range binlogs {
binlog.Log(sh)
binlog.Log(sm)
binlog.Log(stream.Context(), sh)
binlog.Log(stream.Context(), sm)
}
}
if channelz.IsOn() {
@ -1434,17 +1436,16 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
// TODO: Should we be logging if writing status failed here, like above?
// Should the logging be in WriteStatus? Should we ignore the WriteStatus
// error or allow the stats handler to see it?
err = t.WriteStatus(stream, statusOK)
if len(binlogs) != 0 {
st := &binarylog.ServerTrailer{
Trailer: stream.Trailer(),
Err: appErr,
}
for _, binlog := range binlogs {
binlog.Log(st)
binlog.Log(stream.Context(), st)
}
}
return err
return t.WriteStatus(stream, statusOK)
}
// chainStreamServerInterceptors chains all stream server interceptors into one.
@ -1470,21 +1471,16 @@ func chainStreamServerInterceptors(s *Server) {
func chainStreamInterceptors(interceptors []StreamServerInterceptor) StreamServerInterceptor {
return func(srv interface{}, ss ServerStream, info *StreamServerInfo, handler StreamHandler) error {
// the struct ensures the variables are allocated together, rather than separately, since we
// know they should be garbage collected together. This saves 1 allocation and decreases
// time/call by about 10% on the microbenchmark.
var state struct {
i int
next StreamHandler
}
state.next = func(srv interface{}, ss ServerStream) error {
if state.i == len(interceptors)-1 {
return interceptors[state.i](srv, ss, info, handler)
}
state.i++
return interceptors[state.i-1](srv, ss, info, state.next)
}
return state.next(srv, ss)
return interceptors[0](srv, ss, info, getChainStreamHandler(interceptors, 0, info, handler))
}
}
func getChainStreamHandler(interceptors []StreamServerInterceptor, curr int, info *StreamServerInfo, finalHandler StreamHandler) StreamHandler {
if curr == len(interceptors)-1 {
return finalHandler
}
return func(srv interface{}, stream ServerStream) error {
return interceptors[curr+1](srv, stream, info, getChainStreamHandler(interceptors, curr+1, info, finalHandler))
}
}
@ -1583,7 +1579,7 @@ func (s *Server) processStreamingRPC(t transport.ServerTransport, stream *transp
logEntry.PeerAddr = peer.Addr
}
for _, binlog := range ss.binlogs {
binlog.Log(logEntry)
binlog.Log(stream.Context(), logEntry)
}
}
@ -1606,12 +1602,18 @@ func (s *Server) processStreamingRPC(t transport.ServerTransport, stream *transp
// NOTE: this needs to be ahead of all handling, https://github.com/grpc/grpc-go/issues/686.
if s.opts.cp != nil {
ss.cp = s.opts.cp
stream.SetSendCompress(s.opts.cp.Type())
ss.sendCompressorName = s.opts.cp.Type()
} else if rc := stream.RecvCompress(); rc != "" && rc != encoding.Identity {
// Legacy compressor not specified; attempt to respond with same encoding.
ss.comp = encoding.GetCompressor(rc)
if ss.comp != nil {
stream.SetSendCompress(rc)
ss.sendCompressorName = rc
}
}
if ss.sendCompressorName != "" {
if err := stream.SetSendCompress(ss.sendCompressorName); err != nil {
return status.Errorf(codes.Internal, "grpc: failed to set send compressor: %v", err)
}
}
@ -1649,16 +1651,16 @@ func (s *Server) processStreamingRPC(t transport.ServerTransport, stream *transp
ss.trInfo.tr.SetError()
ss.mu.Unlock()
}
t.WriteStatus(ss.s, appStatus)
if len(ss.binlogs) != 0 {
st := &binarylog.ServerTrailer{
Trailer: ss.s.Trailer(),
Err: appErr,
}
for _, binlog := range ss.binlogs {
binlog.Log(st)
binlog.Log(stream.Context(), st)
}
}
t.WriteStatus(ss.s, appStatus)
// TODO: Should we log an error from WriteStatus here and below?
return appErr
}
@ -1667,17 +1669,16 @@ func (s *Server) processStreamingRPC(t transport.ServerTransport, stream *transp
ss.trInfo.tr.LazyLog(stringer("OK"), false)
ss.mu.Unlock()
}
err = t.WriteStatus(ss.s, statusOK)
if len(ss.binlogs) != 0 {
st := &binarylog.ServerTrailer{
Trailer: ss.s.Trailer(),
Err: appErr,
}
for _, binlog := range ss.binlogs {
binlog.Log(st)
binlog.Log(stream.Context(), st)
}
}
return err
return t.WriteStatus(ss.s, statusOK)
}
func (s *Server) handleStream(t transport.ServerTransport, stream *transport.Stream, trInfo *traceInfo) {
@ -1819,7 +1820,7 @@ func (s *Server) Stop() {
}
for _, cs := range conns {
for st := range cs {
st.Close()
st.Close(errors.New("Server.Stop called"))
}
}
if s.opts.numServerWorkers > 0 {
@ -1855,7 +1856,7 @@ func (s *Server) GracefulStop() {
if !s.drain {
for _, conns := range s.conns {
for st := range conns {
st.Drain()
st.Drain("graceful_stop")
}
}
s.drain = true
@ -1944,6 +1945,60 @@ func SendHeader(ctx context.Context, md metadata.MD) error {
return nil
}
// SetSendCompressor sets a compressor for outbound messages from the server.
// It must not be called after any event that causes headers to be sent
// (see ServerStream.SetHeader for the complete list). Provided compressor is
// used when below conditions are met:
//
// - compressor is registered via encoding.RegisterCompressor
// - compressor name must exist in the client advertised compressor names
// sent in grpc-accept-encoding header. Use ClientSupportedCompressors to
// get client supported compressor names.
//
// The context provided must be the context passed to the server's handler.
// It must be noted that compressor name encoding.Identity disables the
// outbound compression.
// By default, server messages will be sent using the same compressor with
// which request messages were sent.
//
// It is not safe to call SetSendCompressor concurrently with SendHeader and
// SendMsg.
//
// # Experimental
//
// Notice: This function is EXPERIMENTAL and may be changed or removed in a
// later release.
func SetSendCompressor(ctx context.Context, name string) error {
stream, ok := ServerTransportStreamFromContext(ctx).(*transport.Stream)
if !ok || stream == nil {
return fmt.Errorf("failed to fetch the stream from the given context")
}
if err := validateSendCompressor(name, stream.ClientAdvertisedCompressors()); err != nil {
return fmt.Errorf("unable to set send compressor: %w", err)
}
return stream.SetSendCompress(name)
}
// ClientSupportedCompressors returns compressor names advertised by the client
// via grpc-accept-encoding header.
//
// The context provided must be the context passed to the server's handler.
//
// # Experimental
//
// Notice: This function is EXPERIMENTAL and may be changed or removed in a
// later release.
func ClientSupportedCompressors(ctx context.Context) ([]string, error) {
stream, ok := ServerTransportStreamFromContext(ctx).(*transport.Stream)
if !ok || stream == nil {
return nil, fmt.Errorf("failed to fetch the stream from the given context %v", ctx)
}
return strings.Split(stream.ClientAdvertisedCompressors(), ","), nil
}
// SetTrailer sets the trailer metadata that will be sent when an RPC returns.
// When called more than once, all the provided metadata will be merged.
//
@ -1978,3 +2033,22 @@ type channelzServer struct {
func (c *channelzServer) ChannelzMetric() *channelz.ServerInternalMetric {
return c.s.channelzMetric()
}
// validateSendCompressor returns an error when given compressor name cannot be
// handled by the server or the client based on the advertised compressors.
func validateSendCompressor(name, clientCompressors string) error {
if name == encoding.Identity {
return nil
}
if !grpcutil.IsCompressorNameRegistered(name) {
return fmt.Errorf("compressor not registered %q", name)
}
for _, c := range strings.Split(clientCompressors, ",") {
if c == name {
return nil // found match
}
}
return fmt.Errorf("client does not support compressor %q", name)
}

83
vendor/google.golang.org/grpc/service_config.go generated vendored
View File

@ -23,8 +23,6 @@ import (
"errors"
"fmt"
"reflect"
"strconv"
"strings"
"time"
"google.golang.org/grpc/codes"
@ -106,8 +104,8 @@ type healthCheckConfig struct {
type jsonRetryPolicy struct {
MaxAttempts int
InitialBackoff string
MaxBackoff string
InitialBackoff internalserviceconfig.Duration
MaxBackoff internalserviceconfig.Duration
BackoffMultiplier float64
RetryableStatusCodes []codes.Code
}
@ -129,50 +127,6 @@ type retryThrottlingPolicy struct {
TokenRatio float64
}
func parseDuration(s *string) (*time.Duration, error) {
if s == nil {
return nil, nil
}
if !strings.HasSuffix(*s, "s") {
return nil, fmt.Errorf("malformed duration %q", *s)
}
ss := strings.SplitN((*s)[:len(*s)-1], ".", 3)
if len(ss) > 2 {
return nil, fmt.Errorf("malformed duration %q", *s)
}
// hasDigits is set if either the whole or fractional part of the number is
// present, since both are optional but one is required.
hasDigits := false
var d time.Duration
if len(ss[0]) > 0 {
i, err := strconv.ParseInt(ss[0], 10, 32)
if err != nil {
return nil, fmt.Errorf("malformed duration %q: %v", *s, err)
}
d = time.Duration(i) * time.Second
hasDigits = true
}
if len(ss) == 2 && len(ss[1]) > 0 {
if len(ss[1]) > 9 {
return nil, fmt.Errorf("malformed duration %q", *s)
}
f, err := strconv.ParseInt(ss[1], 10, 64)
if err != nil {
return nil, fmt.Errorf("malformed duration %q: %v", *s, err)
}
for i := 9; i > len(ss[1]); i-- {
f *= 10
}
d += time.Duration(f)
hasDigits = true
}
if !hasDigits {
return nil, fmt.Errorf("malformed duration %q", *s)
}
return &d, nil
}
type jsonName struct {
Service string
Method string
@ -201,7 +155,7 @@ func (j jsonName) generatePath() (string, error) {
type jsonMC struct {
Name *[]jsonName
WaitForReady *bool
Timeout *string
Timeout *internalserviceconfig.Duration
MaxRequestMessageBytes *int64
MaxResponseMessageBytes *int64
RetryPolicy *jsonRetryPolicy
@ -226,7 +180,7 @@ func parseServiceConfig(js string) *serviceconfig.ParseResult {
var rsc jsonSC
err := json.Unmarshal([]byte(js), &rsc)
if err != nil {
logger.Warningf("grpc: parseServiceConfig error unmarshaling %s due to %v", js, err)
logger.Warningf("grpc: unmarshaling service config %s: %v", js, err)
return &serviceconfig.ParseResult{Err: err}
}
sc := ServiceConfig{
@ -252,18 +206,13 @@ func parseServiceConfig(js string) *serviceconfig.ParseResult {
if m.Name == nil {
continue
}
d, err := parseDuration(m.Timeout)
if err != nil {
logger.Warningf("grpc: parseServiceConfig error unmarshaling %s due to %v", js, err)
return &serviceconfig.ParseResult{Err: err}
}
mc := MethodConfig{
WaitForReady: m.WaitForReady,
Timeout: d,
Timeout: (*time.Duration)(m.Timeout),
}
if mc.RetryPolicy, err = convertRetryPolicy(m.RetryPolicy); err != nil {
logger.Warningf("grpc: parseServiceConfig error unmarshaling %s due to %v", js, err)
logger.Warningf("grpc: unmarshaling service config %s: %v", js, err)
return &serviceconfig.ParseResult{Err: err}
}
if m.MaxRequestMessageBytes != nil {
@ -283,13 +232,13 @@ func parseServiceConfig(js string) *serviceconfig.ParseResult {
for i, n := range *m.Name {
path, err := n.generatePath()
if err != nil {
logger.Warningf("grpc: parseServiceConfig error unmarshaling %s due to methodConfig[%d]: %v", js, i, err)
logger.Warningf("grpc: error unmarshaling service config %s due to methodConfig[%d]: %v", js, i, err)
return &serviceconfig.ParseResult{Err: err}
}
if _, ok := paths[path]; ok {
err = errDuplicatedName
logger.Warningf("grpc: parseServiceConfig error unmarshaling %s due to methodConfig[%d]: %v", js, i, err)
logger.Warningf("grpc: error unmarshaling service config %s due to methodConfig[%d]: %v", js, i, err)
return &serviceconfig.ParseResult{Err: err}
}
paths[path] = struct{}{}
@ -312,18 +261,10 @@ func convertRetryPolicy(jrp *jsonRetryPolicy) (p *internalserviceconfig.RetryPol
if jrp == nil {
return nil, nil
}
ib, err := parseDuration(&jrp.InitialBackoff)
if err != nil {
return nil, err
}
mb, err := parseDuration(&jrp.MaxBackoff)
if err != nil {
return nil, err
}
if jrp.MaxAttempts <= 1 ||
*ib <= 0 ||
*mb <= 0 ||
jrp.InitialBackoff <= 0 ||
jrp.MaxBackoff <= 0 ||
jrp.BackoffMultiplier <= 0 ||
len(jrp.RetryableStatusCodes) == 0 {
logger.Warningf("grpc: ignoring retry policy %v due to illegal configuration", jrp)
@ -332,8 +273,8 @@ func convertRetryPolicy(jrp *jsonRetryPolicy) (p *internalserviceconfig.RetryPol
rp := &internalserviceconfig.RetryPolicy{
MaxAttempts: jrp.MaxAttempts,
InitialBackoff: *ib,
MaxBackoff: *mb,
InitialBackoff: time.Duration(jrp.InitialBackoff),
MaxBackoff: time.Duration(jrp.MaxBackoff),
BackoffMultiplier: jrp.BackoffMultiplier,
RetryableStatusCodes: make(map[codes.Code]bool),
}

22
vendor/google.golang.org/grpc/stats/stats.go generated vendored
View File

@ -67,10 +67,18 @@ type InPayload struct {
Payload interface{}
// Data is the serialized message payload.
Data []byte
// Length is the length of uncompressed data.
// Length is the size of the uncompressed payload data. Does not include any
// framing (gRPC or HTTP/2).
Length int
// WireLength is the length of data on wire (compressed, signed, encrypted).
// CompressedLength is the size of the compressed payload data. Does not
// include any framing (gRPC or HTTP/2). Same as Length if compression not
// enabled.
CompressedLength int
// WireLength is the size of the compressed payload data plus gRPC framing.
// Does not include HTTP/2 framing.
WireLength int
// RecvTime is the time when the payload is received.
RecvTime time.Time
}
@ -129,9 +137,15 @@ type OutPayload struct {
Payload interface{}
// Data is the serialized message payload.
Data []byte
// Length is the length of uncompressed data.
// Length is the size of the uncompressed payload data. Does not include any
// framing (gRPC or HTTP/2).
Length int
// WireLength is the length of data on wire (compressed, signed, encrypted).
// CompressedLength is the size of the compressed payload data. Does not
// include any framing (gRPC or HTTP/2). Same as Length if compression not
// enabled.
CompressedLength int
// WireLength is the size of the compressed payload data plus gRPC framing.
// Does not include HTTP/2 framing.
WireLength int
// SentTime is the time when the payload is sent.
SentTime time.Time

30
vendor/google.golang.org/grpc/status/status.go generated vendored
View File

@ -77,7 +77,9 @@ func FromProto(s *spb.Status) *Status {
// FromError returns a Status representation of err.
//
// - If err was produced by this package or implements the method `GRPCStatus()
// *Status`, the appropriate Status is returned.
// *Status`, or if err wraps a type satisfying this, the appropriate Status is
// returned. For wrapped errors, the message returned contains the entire
// err.Error() text and not just the wrapped status.
//
// - If err is nil, a Status is returned with codes.OK and no message.
//
@ -88,10 +90,15 @@ func FromError(err error) (s *Status, ok bool) {
if err == nil {
return nil, true
}
if se, ok := err.(interface {
GRPCStatus() *Status
}); ok {
return se.GRPCStatus(), true
type grpcstatus interface{ GRPCStatus() *Status }
if gs, ok := err.(grpcstatus); ok {
return gs.GRPCStatus(), true
}
var gs grpcstatus
if errors.As(err, &gs) {
p := gs.GRPCStatus().Proto()
p.Message = err.Error()
return status.FromProto(p), true
}
return New(codes.Unknown, err.Error()), false
}
@ -103,19 +110,16 @@ func Convert(err error) *Status {
return s
}
// Code returns the Code of the error if it is a Status error, codes.OK if err
// is nil, or codes.Unknown otherwise.
// Code returns the Code of the error if it is a Status error or if it wraps a
// Status error. If that is not the case, it returns codes.OK if err is nil, or
// codes.Unknown otherwise.
func Code(err error) codes.Code {
// Don't use FromError to avoid allocation of OK status.
if err == nil {
return codes.OK
}
if se, ok := err.(interface {
GRPCStatus() *Status
}); ok {
return se.GRPCStatus().Code()
}
return codes.Unknown
return Convert(err).Code()
}
// FromContextError converts a context error or wrapped context error into a

128
vendor/google.golang.org/grpc/stream.go generated vendored
View File

@ -123,6 +123,9 @@ type ClientStream interface {
// calling RecvMsg on the same stream at the same time, but it is not safe
// to call SendMsg on the same stream in different goroutines. It is also
// not safe to call CloseSend concurrently with SendMsg.
//
// It is not safe to modify the message after calling SendMsg. Tracing
// libraries and stats handlers may use the message lazily.
SendMsg(m interface{}) error
// RecvMsg blocks until it receives a message into m or the stream is
// done. It returns io.EOF when the stream completes successfully. On
@ -152,6 +155,11 @@ type ClientStream interface {
// If none of the above happen, a goroutine and a context will be leaked, and grpc
// will not call the optionally-configured stats handler with a stats.End message.
func (cc *ClientConn) NewStream(ctx context.Context, desc *StreamDesc, method string, opts ...CallOption) (ClientStream, error) {
if err := cc.idlenessMgr.onCallBegin(); err != nil {
return nil, err
}
defer cc.idlenessMgr.onCallEnd()
// allow interceptor to see all applicable call options, which means those
// configured as defaults from dial option as well as per-call options
opts = combine(cc.dopts.callOptions, opts)
@ -168,10 +176,19 @@ func NewClientStream(ctx context.Context, desc *StreamDesc, cc *ClientConn, meth
}
func newClientStream(ctx context.Context, desc *StreamDesc, cc *ClientConn, method string, opts ...CallOption) (_ ClientStream, err error) {
if md, _, ok := metadata.FromOutgoingContextRaw(ctx); ok {
if md, added, ok := metadata.FromOutgoingContextRaw(ctx); ok {
// validate md
if err := imetadata.Validate(md); err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
// validate added
for _, kvs := range added {
for i := 0; i < len(kvs); i += 2 {
if err := imetadata.ValidatePair(kvs[i], kvs[i+1]); err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
}
}
}
if channelz.IsOn() {
cc.incrCallsStarted()
@ -352,7 +369,7 @@ func newClientStreamWithParams(ctx context.Context, desc *StreamDesc, cc *Client
}
}
for _, binlog := range cs.binlogs {
binlog.Log(logEntry)
binlog.Log(cs.ctx, logEntry)
}
}
@ -416,7 +433,7 @@ func (cs *clientStream) newAttemptLocked(isTransparent bool) (*csAttempt, error)
ctx = trace.NewContext(ctx, trInfo.tr)
}
if cs.cc.parsedTarget.Scheme == "xds" {
if cs.cc.parsedTarget.URL.Scheme == "xds" {
// Add extra metadata (metadata that will be added by transport) to context
// so the balancer can see them.
ctx = grpcutil.WithExtraMetadata(ctx, metadata.Pairs(
@ -438,7 +455,7 @@ func (a *csAttempt) getTransport() error {
cs := a.cs
var err error
a.t, a.done, err = cs.cc.getTransport(a.ctx, cs.callInfo.failFast, cs.callHdr.Method)
a.t, a.pickResult, err = cs.cc.getTransport(a.ctx, cs.callInfo.failFast, cs.callHdr.Method)
if err != nil {
if de, ok := err.(dropError); ok {
err = de.error
@ -455,6 +472,25 @@ func (a *csAttempt) getTransport() error {
func (a *csAttempt) newStream() error {
cs := a.cs
cs.callHdr.PreviousAttempts = cs.numRetries
// Merge metadata stored in PickResult, if any, with existing call metadata.
// It is safe to overwrite the csAttempt's context here, since all state
// maintained in it are local to the attempt. When the attempt has to be
// retried, a new instance of csAttempt will be created.
if a.pickResult.Metadata != nil {
// We currently do not have a function it the metadata package which
// merges given metadata with existing metadata in a context. Existing
// function `AppendToOutgoingContext()` takes a variadic argument of key
// value pairs.
//
// TODO: Make it possible to retrieve key value pairs from metadata.MD
// in a form passable to AppendToOutgoingContext(), or create a version
// of AppendToOutgoingContext() that accepts a metadata.MD.
md, _ := metadata.FromOutgoingContext(a.ctx)
md = metadata.Join(md, a.pickResult.Metadata)
a.ctx = metadata.NewOutgoingContext(a.ctx, md)
}
s, err := a.t.NewStream(a.ctx, cs.callHdr)
if err != nil {
nse, ok := err.(*transport.NewStreamError)
@ -529,12 +565,12 @@ type clientStream struct {
// csAttempt implements a single transport stream attempt within a
// clientStream.
type csAttempt struct {
ctx context.Context
cs *clientStream
t transport.ClientTransport
s *transport.Stream
p *parser
done func(balancer.DoneInfo)
ctx context.Context
cs *clientStream
t transport.ClientTransport
s *transport.Stream
p *parser
pickResult balancer.PickResult
finished bool
dc Decompressor
@ -781,7 +817,7 @@ func (cs *clientStream) Header() (metadata.MD, error) {
}
cs.serverHeaderBinlogged = true
for _, binlog := range cs.binlogs {
binlog.Log(logEntry)
binlog.Log(cs.ctx, logEntry)
}
}
return m, nil
@ -862,7 +898,7 @@ func (cs *clientStream) SendMsg(m interface{}) (err error) {
Message: data,
}
for _, binlog := range cs.binlogs {
binlog.Log(cm)
binlog.Log(cs.ctx, cm)
}
}
return err
@ -886,7 +922,7 @@ func (cs *clientStream) RecvMsg(m interface{}) error {
Message: recvInfo.uncompressedBytes,
}
for _, binlog := range cs.binlogs {
binlog.Log(sm)
binlog.Log(cs.ctx, sm)
}
}
if err != nil || !cs.desc.ServerStreams {
@ -907,7 +943,7 @@ func (cs *clientStream) RecvMsg(m interface{}) error {
logEntry.PeerAddr = peer.Addr
}
for _, binlog := range cs.binlogs {
binlog.Log(logEntry)
binlog.Log(cs.ctx, logEntry)
}
}
}
@ -934,7 +970,7 @@ func (cs *clientStream) CloseSend() error {
OnClientSide: true,
}
for _, binlog := range cs.binlogs {
binlog.Log(chc)
binlog.Log(cs.ctx, chc)
}
}
// We never returned an error here for reasons.
@ -952,6 +988,9 @@ func (cs *clientStream) finish(err error) {
return
}
cs.finished = true
for _, onFinish := range cs.callInfo.onFinish {
onFinish(err)
}
cs.commitAttemptLocked()
if cs.attempt != nil {
cs.attempt.finish(err)
@ -973,7 +1012,7 @@ func (cs *clientStream) finish(err error) {
OnClientSide: true,
}
for _, binlog := range cs.binlogs {
binlog.Log(c)
binlog.Log(cs.ctx, c)
}
}
if err == nil {
@ -1062,9 +1101,10 @@ func (a *csAttempt) recvMsg(m interface{}, payInfo *payloadInfo) (err error) {
RecvTime: time.Now(),
Payload: m,
// TODO truncate large payload.
Data: payInfo.uncompressedBytes,
WireLength: payInfo.wireLength + headerLen,
Length: len(payInfo.uncompressedBytes),
Data: payInfo.uncompressedBytes,
WireLength: payInfo.compressedLength + headerLen,
CompressedLength: payInfo.compressedLength,
Length: len(payInfo.uncompressedBytes),
})
}
if channelz.IsOn() {
@ -1103,12 +1143,12 @@ func (a *csAttempt) finish(err error) {
tr = a.s.Trailer()
}
if a.done != nil {
if a.pickResult.Done != nil {
br := false
if a.s != nil {
br = a.s.BytesReceived()
}
a.done(balancer.DoneInfo{
a.pickResult.Done(balancer.DoneInfo{
Err: err,
Trailer: tr,
BytesSent: a.s != nil,
@ -1233,14 +1273,19 @@ func newNonRetryClientStream(ctx context.Context, desc *StreamDesc, method strin
as.p = &parser{r: s}
ac.incrCallsStarted()
if desc != unaryStreamDesc {
// Listen on cc and stream contexts to cleanup when the user closes the
// ClientConn or cancels the stream context. In all other cases, an error
// should already be injected into the recv buffer by the transport, which
// the client will eventually receive, and then we will cancel the stream's
// context in clientStream.finish.
// Listen on stream context to cleanup when the stream context is
// canceled. Also listen for the addrConn's context in case the
// addrConn is closed or reconnects to a different address. In all
// other cases, an error should already be injected into the recv
// buffer by the transport, which the client will eventually receive,
// and then we will cancel the stream's context in
// addrConnStream.finish.
go func() {
ac.mu.Lock()
acCtx := ac.ctx
ac.mu.Unlock()
select {
case <-ac.ctx.Done():
case <-acCtx.Done():
as.finish(status.Error(codes.Canceled, "grpc: the SubConn is closing"))
case <-ctx.Done():
as.finish(toRPCErr(ctx.Err()))
@ -1464,6 +1509,9 @@ type ServerStream interface {
// It is safe to have a goroutine calling SendMsg and another goroutine
// calling RecvMsg on the same stream at the same time, but it is not safe
// to call SendMsg on the same stream in different goroutines.
//
// It is not safe to modify the message after calling SendMsg. Tracing
// libraries and stats handlers may use the message lazily.
SendMsg(m interface{}) error
// RecvMsg blocks until it receives a message into m or the stream is
// done. It returns io.EOF when the client has performed a CloseSend. On
@ -1489,6 +1537,8 @@ type serverStream struct {
comp encoding.Compressor
decomp encoding.Compressor
sendCompressorName string
maxReceiveMessageSize int
maxSendMessageSize int
trInfo *traceInfo
@ -1536,7 +1586,7 @@ func (ss *serverStream) SendHeader(md metadata.MD) error {
}
ss.serverHeaderBinlogged = true
for _, binlog := range ss.binlogs {
binlog.Log(sh)
binlog.Log(ss.ctx, sh)
}
}
return err
@ -1581,6 +1631,13 @@ func (ss *serverStream) SendMsg(m interface{}) (err error) {
}
}()
// Server handler could have set new compressor by calling SetSendCompressor.
// In case it is set, we need to use it for compressing outbound message.
if sendCompressorsName := ss.s.SendCompress(); sendCompressorsName != ss.sendCompressorName {
ss.comp = encoding.GetCompressor(sendCompressorsName)
ss.sendCompressorName = sendCompressorsName
}
// load hdr, payload, data
hdr, payload, data, err := prepareMsg(m, ss.codec, ss.cp, ss.comp)
if err != nil {
@ -1602,14 +1659,14 @@ func (ss *serverStream) SendMsg(m interface{}) (err error) {
}
ss.serverHeaderBinlogged = true
for _, binlog := range ss.binlogs {
binlog.Log(sh)
binlog.Log(ss.ctx, sh)
}
}
sm := &binarylog.ServerMessage{
Message: data,
}
for _, binlog := range ss.binlogs {
binlog.Log(sm)
binlog.Log(ss.ctx, sm)
}
}
if len(ss.statsHandler) != 0 {
@ -1657,7 +1714,7 @@ func (ss *serverStream) RecvMsg(m interface{}) (err error) {
if len(ss.binlogs) != 0 {
chc := &binarylog.ClientHalfClose{}
for _, binlog := range ss.binlogs {
binlog.Log(chc)
binlog.Log(ss.ctx, chc)
}
}
return err
@ -1673,9 +1730,10 @@ func (ss *serverStream) RecvMsg(m interface{}) (err error) {
RecvTime: time.Now(),
Payload: m,
// TODO truncate large payload.
Data: payInfo.uncompressedBytes,
WireLength: payInfo.wireLength + headerLen,
Length: len(payInfo.uncompressedBytes),
Data: payInfo.uncompressedBytes,
Length: len(payInfo.uncompressedBytes),
WireLength: payInfo.compressedLength + headerLen,
CompressedLength: payInfo.compressedLength,
})
}
}
@ -1684,7 +1742,7 @@ func (ss *serverStream) RecvMsg(m interface{}) (err error) {
Message: payInfo.uncompressedBytes,
}
for _, binlog := range ss.binlogs {
binlog.Log(cm)
binlog.Log(ss.ctx, cm)
}
}
return nil

2
vendor/google.golang.org/grpc/version.go generated vendored
View File

@ -19,4 +19,4 @@
package grpc
// Version is the current grpc version.
const Version = "1.51.0"
const Version = "1.56.0"

34
vendor/google.golang.org/grpc/vet.sh generated vendored
View File

@ -41,16 +41,8 @@ if [[ "$1" = "-install" ]]; then
github.com/client9/misspell/cmd/misspell
popd
if [[ -z "${VET_SKIP_PROTO}" ]]; then
if [[ "${TRAVIS}" = "true" ]]; then
PROTOBUF_VERSION=3.14.0
PROTOC_FILENAME=protoc-${PROTOBUF_VERSION}-linux-x86_64.zip
pushd /home/travis
wget https://github.com/google/protobuf/releases/download/v${PROTOBUF_VERSION}/${PROTOC_FILENAME}
unzip ${PROTOC_FILENAME}
bin/protoc --version
popd
elif [[ "${GITHUB_ACTIONS}" = "true" ]]; then
PROTOBUF_VERSION=3.14.0
if [[ "${GITHUB_ACTIONS}" = "true" ]]; then
PROTOBUF_VERSION=22.0 # a.k.a v4.22.0 in pb.go files.
PROTOC_FILENAME=protoc-${PROTOBUF_VERSION}-linux-x86_64.zip
pushd /home/runner/go
wget https://github.com/google/protobuf/releases/download/v${PROTOBUF_VERSION}/${PROTOC_FILENAME}
@ -66,6 +58,16 @@ elif [[ "$#" -ne 0 ]]; then
die "Unknown argument(s): $*"
fi
# - Check that generated proto files are up to date.
if [[ -z "${VET_SKIP_PROTO}" ]]; then
make proto && git status --porcelain 2>&1 | fail_on_output || \
(git status; git --no-pager diff; exit 1)
fi
if [[ -n "${VET_ONLY_PROTO}" ]]; then
exit 0
fi
# - Ensure all source files contain a copyright message.
# (Done in two parts because Darwin "git grep" has broken support for compound
# exclusion matches.)
@ -93,13 +95,6 @@ git grep '"github.com/envoyproxy/go-control-plane/envoy' -- '*.go' ':(exclude)*.
misspell -error .
# - Check that generated proto files are up to date.
if [[ -z "${VET_SKIP_PROTO}" ]]; then
PATH="/home/travis/bin:${PATH}" make proto && \
git status --porcelain 2>&1 | fail_on_output || \
(git status; git --no-pager diff; exit 1)
fi
# - gofmt, goimports, golint (with exceptions for generated code), go vet,
# go mod tidy.
# Perform these checks on each module inside gRPC.
@ -111,7 +106,7 @@ for MOD_FILE in $(find . -name 'go.mod'); do
goimports -l . 2>&1 | not grep -vE "\.pb\.go"
golint ./... 2>&1 | not grep -vE "/grpc_testing_not_regenerate/.*\.pb\.go:"
go mod tidy
go mod tidy -compat=1.17
git status --porcelain 2>&1 | fail_on_output || \
(git status; git --no-pager diff; exit 1)
popd
@ -121,8 +116,9 @@ done
#
# TODO(dfawley): don't use deprecated functions in examples or first-party
# plugins.
# TODO(dfawley): enable ST1019 (duplicate imports) but allow for protobufs.
SC_OUT="$(mktemp)"
staticcheck -go 1.9 -checks 'inherit,-ST1015' ./... > "${SC_OUT}" || true
staticcheck -go 1.19 -checks 'inherit,-ST1015,-ST1019,-SA1019' ./... > "${SC_OUT}" || true
# Error if anything other than deprecation warnings are printed.
not grep -v "is deprecated:.*SA1019" "${SC_OUT}"
# Only ignore the following deprecated types/fields/functions.