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updated GHA
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Update to v2 SDK
updated dependencies
This commit is contained in:
Tobias Trabelsi
2022-08-06 16:21:18 +02:00
parent 989e7079a5
commit e1266ebf64
1909 changed files with 122367 additions and 279095 deletions
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198
vendor/google.golang.org/grpc/balancer/base/balancer.go generated vendored
View File

@ -19,7 +19,6 @@
package base
import (
"context"
"errors"
"fmt"
@ -29,32 +28,29 @@ import (
"google.golang.org/grpc/resolver"
)
var logger = grpclog.Component("balancer")
type baseBuilder struct {
name string
pickerBuilder PickerBuilder
v2PickerBuilder V2PickerBuilder
config Config
name string
pickerBuilder PickerBuilder
config Config
}
func (bb *baseBuilder) Build(cc balancer.ClientConn, opt balancer.BuildOptions) balancer.Balancer {
bal := &baseBalancer{
cc: cc,
pickerBuilder: bb.pickerBuilder,
v2PickerBuilder: bb.v2PickerBuilder,
cc: cc,
pickerBuilder: bb.pickerBuilder,
subConns: make(map[resolver.Address]balancer.SubConn),
subConns: resolver.NewAddressMap(),
scStates: make(map[balancer.SubConn]connectivity.State),
csEvltr: &balancer.ConnectivityStateEvaluator{},
config: bb.config,
state: connectivity.Connecting,
}
// Initialize picker to a picker that always returns
// ErrNoSubConnAvailable, because when state of a SubConn changes, we
// may call UpdateState with this picker.
if bb.pickerBuilder != nil {
bal.picker = NewErrPicker(balancer.ErrNoSubConnAvailable)
} else {
bal.v2Picker = NewErrPickerV2(balancer.ErrNoSubConnAvailable)
}
bal.picker = NewErrPicker(balancer.ErrNoSubConnAvailable)
return bal
}
@ -62,88 +58,86 @@ func (bb *baseBuilder) Name() string {
return bb.name
}
var _ balancer.V2Balancer = (*baseBalancer)(nil) // Assert that we implement V2Balancer
type baseBalancer struct {
cc balancer.ClientConn
pickerBuilder PickerBuilder
v2PickerBuilder V2PickerBuilder
cc balancer.ClientConn
pickerBuilder PickerBuilder
csEvltr *balancer.ConnectivityStateEvaluator
state connectivity.State
subConns map[resolver.Address]balancer.SubConn
subConns *resolver.AddressMap
scStates map[balancer.SubConn]connectivity.State
picker balancer.Picker
v2Picker balancer.V2Picker
config Config
resolverErr error // the last error reported by the resolver; cleared on successful resolution
connErr error // the last connection error; cleared upon leaving TransientFailure
}
func (b *baseBalancer) HandleResolvedAddrs(addrs []resolver.Address, err error) {
panic("not implemented")
}
func (b *baseBalancer) ResolverError(err error) {
b.resolverErr = err
if len(b.subConns) == 0 {
if b.subConns.Len() == 0 {
b.state = connectivity.TransientFailure
}
if b.state != connectivity.TransientFailure {
// The picker will not change since the balancer does not currently
// report an error.
return
}
b.regeneratePicker()
if b.picker != nil {
b.cc.UpdateBalancerState(b.state, b.picker)
} else {
b.cc.UpdateState(balancer.State{
ConnectivityState: b.state,
Picker: b.v2Picker,
})
}
b.cc.UpdateState(balancer.State{
ConnectivityState: b.state,
Picker: b.picker,
})
}
func (b *baseBalancer) UpdateClientConnState(s balancer.ClientConnState) error {
// TODO: handle s.ResolverState.Err (log if not nil) once implemented.
// TODO: handle s.ResolverState.ServiceConfig?
if grpclog.V(2) {
grpclog.Infoln("base.baseBalancer: got new ClientConn state: ", s)
}
if len(s.ResolverState.Addresses) == 0 {
b.ResolverError(errors.New("produced zero addresses"))
return balancer.ErrBadResolverState
if logger.V(2) {
logger.Info("base.baseBalancer: got new ClientConn state: ", s)
}
// Successful resolution; clear resolver error and ensure we return nil.
b.resolverErr = nil
// addrsSet is the set converted from addrs, it's used for quick lookup of an address.
addrsSet := make(map[resolver.Address]struct{})
addrsSet := resolver.NewAddressMap()
for _, a := range s.ResolverState.Addresses {
addrsSet[a] = struct{}{}
if _, ok := b.subConns[a]; !ok {
addrsSet.Set(a, nil)
if _, ok := b.subConns.Get(a); !ok {
// a is a new address (not existing in b.subConns).
sc, err := b.cc.NewSubConn([]resolver.Address{a}, balancer.NewSubConnOptions{HealthCheckEnabled: b.config.HealthCheck})
if err != nil {
grpclog.Warningf("base.baseBalancer: failed to create new SubConn: %v", err)
logger.Warningf("base.baseBalancer: failed to create new SubConn: %v", err)
continue
}
b.subConns[a] = sc
b.subConns.Set(a, sc)
b.scStates[sc] = connectivity.Idle
b.csEvltr.RecordTransition(connectivity.Shutdown, connectivity.Idle)
sc.Connect()
}
}
for a, sc := range b.subConns {
for _, a := range b.subConns.Keys() {
sci, _ := b.subConns.Get(a)
sc := sci.(balancer.SubConn)
// a was removed by resolver.
if _, ok := addrsSet[a]; !ok {
if _, ok := addrsSet.Get(a); !ok {
b.cc.RemoveSubConn(sc)
delete(b.subConns, a)
b.subConns.Delete(a)
// Keep the state of this sc in b.scStates until sc's state becomes Shutdown.
// The entry will be deleted in HandleSubConnStateChange.
// The entry will be deleted in UpdateSubConnState.
}
}
// If resolver state contains no addresses, return an error so ClientConn
// will trigger re-resolve. Also records this as an resolver error, so when
// the overall state turns transient failure, the error message will have
// the zero address information.
if len(s.ResolverState.Addresses) == 0 {
b.ResolverError(errors.New("produced zero addresses"))
return balancer.ErrBadResolverState
}
b.regeneratePicker()
b.cc.UpdateState(balancer.State{ConnectivityState: b.state, Picker: b.picker})
return nil
}
@ -167,49 +161,41 @@ func (b *baseBalancer) mergeErrors() error {
// - built by the pickerBuilder with all READY SubConns otherwise.
func (b *baseBalancer) regeneratePicker() {
if b.state == connectivity.TransientFailure {
if b.pickerBuilder != nil {
b.picker = NewErrPicker(balancer.ErrTransientFailure)
} else {
b.v2Picker = NewErrPickerV2(balancer.TransientFailureError(b.mergeErrors()))
}
b.picker = NewErrPicker(b.mergeErrors())
return
}
if b.pickerBuilder != nil {
readySCs := make(map[resolver.Address]balancer.SubConn)
readySCs := make(map[balancer.SubConn]SubConnInfo)
// Filter out all ready SCs from full subConn map.
for addr, sc := range b.subConns {
if st, ok := b.scStates[sc]; ok && st == connectivity.Ready {
readySCs[addr] = sc
}
// Filter out all ready SCs from full subConn map.
for _, addr := range b.subConns.Keys() {
sci, _ := b.subConns.Get(addr)
sc := sci.(balancer.SubConn)
if st, ok := b.scStates[sc]; ok && st == connectivity.Ready {
readySCs[sc] = SubConnInfo{Address: addr}
}
b.picker = b.pickerBuilder.Build(readySCs)
} else {
readySCs := make(map[balancer.SubConn]SubConnInfo)
// Filter out all ready SCs from full subConn map.
for addr, sc := range b.subConns {
if st, ok := b.scStates[sc]; ok && st == connectivity.Ready {
readySCs[sc] = SubConnInfo{Address: addr}
}
}
b.v2Picker = b.v2PickerBuilder.Build(PickerBuildInfo{ReadySCs: readySCs})
}
}
func (b *baseBalancer) HandleSubConnStateChange(sc balancer.SubConn, s connectivity.State) {
panic("not implemented")
b.picker = b.pickerBuilder.Build(PickerBuildInfo{ReadySCs: readySCs})
}
func (b *baseBalancer) UpdateSubConnState(sc balancer.SubConn, state balancer.SubConnState) {
s := state.ConnectivityState
if grpclog.V(2) {
grpclog.Infof("base.baseBalancer: handle SubConn state change: %p, %v", sc, s)
if logger.V(2) {
logger.Infof("base.baseBalancer: handle SubConn state change: %p, %v", sc, s)
}
oldS, ok := b.scStates[sc]
if !ok {
if grpclog.V(2) {
grpclog.Infof("base.baseBalancer: got state changes for an unknown SubConn: %p, %v", sc, s)
if logger.V(2) {
logger.Infof("base.baseBalancer: got state changes for an unknown SubConn: %p, %v", sc, s)
}
return
}
if oldS == connectivity.TransientFailure &&
(s == connectivity.Connecting || s == connectivity.Idle) {
// Once a subconn enters TRANSIENT_FAILURE, ignore subsequent IDLE or
// CONNECTING transitions to prevent the aggregated state from being
// always CONNECTING when many backends exist but are all down.
if s == connectivity.Idle {
sc.Connect()
}
return
}
@ -221,29 +207,22 @@ func (b *baseBalancer) UpdateSubConnState(sc balancer.SubConn, state balancer.Su
// When an address was removed by resolver, b called RemoveSubConn but
// kept the sc's state in scStates. Remove state for this sc here.
delete(b.scStates, sc)
case connectivity.TransientFailure:
// Save error to be reported via picker.
b.connErr = state.ConnectionError
}
oldAggrState := b.state
b.state = b.csEvltr.RecordTransition(oldS, s)
// Set or clear the last connection error accordingly.
b.connErr = state.ConnectionError
// Regenerate picker when one of the following happens:
// - this sc became ready from not-ready
// - this sc became not-ready from ready
// - the aggregated state of balancer became TransientFailure from non-TransientFailure
// - the aggregated state of balancer became non-TransientFailure from TransientFailure
// - this sc entered or left ready
// - the aggregated state of balancer is TransientFailure
// (may need to update error message)
if (s == connectivity.Ready) != (oldS == connectivity.Ready) ||
(b.state == connectivity.TransientFailure) != (oldAggrState == connectivity.TransientFailure) {
b.state == connectivity.TransientFailure {
b.regeneratePicker()
}
if b.picker != nil {
b.cc.UpdateBalancerState(b.state, b.picker)
} else {
b.cc.UpdateState(balancer.State{ConnectivityState: b.state, Picker: b.v2Picker})
}
b.cc.UpdateState(balancer.State{ConnectivityState: b.state, Picker: b.picker})
}
// Close is a nop because base balancer doesn't have internal state to clean up,
@ -251,28 +230,25 @@ func (b *baseBalancer) UpdateSubConnState(sc balancer.SubConn, state balancer.Su
func (b *baseBalancer) Close() {
}
// NewErrPicker returns a picker that always returns err on Pick().
// ExitIdle is a nop because the base balancer attempts to stay connected to
// all SubConns at all times.
func (b *baseBalancer) ExitIdle() {
}
// NewErrPicker returns a Picker that always returns err on Pick().
func NewErrPicker(err error) balancer.Picker {
return &errPicker{err: err}
}
// NewErrPickerV2 is temporarily defined for backward compatibility reasons.
//
// Deprecated: use NewErrPicker instead.
var NewErrPickerV2 = NewErrPicker
type errPicker struct {
err error // Pick() always returns this err.
}
func (p *errPicker) Pick(context.Context, balancer.PickInfo) (balancer.SubConn, func(balancer.DoneInfo), error) {
return nil, nil, p.err
}
// NewErrPickerV2 returns a V2Picker that always returns err on Pick().
func NewErrPickerV2(err error) balancer.V2Picker {
return &errPickerV2{err: err}
}
type errPickerV2 struct {
err error // Pick() always returns this err.
}
func (p *errPickerV2) Pick(info balancer.PickInfo) (balancer.PickResult, error) {
func (p *errPicker) Pick(info balancer.PickInfo) (balancer.PickResult, error) {
return balancer.PickResult{}, p.err
}

28
vendor/google.golang.org/grpc/balancer/base/base.go generated vendored
View File

@ -37,15 +37,8 @@ import (
// PickerBuilder creates balancer.Picker.
type PickerBuilder interface {
// Build takes a slice of ready SubConns, and returns a picker that will be
// used by gRPC to pick a SubConn.
Build(readySCs map[resolver.Address]balancer.SubConn) balancer.Picker
}
// V2PickerBuilder creates balancer.V2Picker.
type V2PickerBuilder interface {
// Build returns a picker that will be used by gRPC to pick a SubConn.
Build(info PickerBuildInfo) balancer.V2Picker
Build(info PickerBuildInfo) balancer.Picker
}
// PickerBuildInfo contains information needed by the picker builder to
@ -62,32 +55,17 @@ type SubConnInfo struct {
Address resolver.Address // the address used to create this SubConn
}
// NewBalancerBuilder returns a balancer builder. The balancers
// built by this builder will use the picker builder to build pickers.
func NewBalancerBuilder(name string, pb PickerBuilder) balancer.Builder {
return NewBalancerBuilderWithConfig(name, pb, Config{})
}
// Config contains the config info about the base balancer builder.
type Config struct {
// HealthCheck indicates whether health checking should be enabled for this specific balancer.
HealthCheck bool
}
// NewBalancerBuilderWithConfig returns a base balancer builder configured by the provided config.
func NewBalancerBuilderWithConfig(name string, pb PickerBuilder, config Config) balancer.Builder {
// NewBalancerBuilder returns a base balancer builder configured by the provided config.
func NewBalancerBuilder(name string, pb PickerBuilder, config Config) balancer.Builder {
return &baseBuilder{
name: name,
pickerBuilder: pb,
config: config,
}
}
// NewBalancerBuilderV2 returns a base balancer builder configured by the provided config.
func NewBalancerBuilderV2(name string, pb V2PickerBuilder, config Config) balancer.Builder {
return &baseBuilder{
name: name,
v2PickerBuilder: pb,
config: config,
}
}