Bump github.com/hashicorp/terraform-plugin-sdk/v2 from 2.24.1 to 2.26.0
Bumps [github.com/hashicorp/terraform-plugin-sdk/v2](https://github.com/hashicorp/terraform-plugin-sdk) from 2.24.1 to 2.26.0. - [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/v2.24.1...v2.26.0) --- 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:
3
vendor/golang.org/x/net/AUTHORS
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vendored
3
vendor/golang.org/x/net/AUTHORS
generated
vendored
@ -1,3 +0,0 @@
|
||||
# This source code refers to The Go Authors for copyright purposes.
|
||||
# The master list of authors is in the main Go distribution,
|
||||
# visible at http://tip.golang.org/AUTHORS.
|
3
vendor/golang.org/x/net/CONTRIBUTORS
generated
vendored
3
vendor/golang.org/x/net/CONTRIBUTORS
generated
vendored
@ -1,3 +0,0 @@
|
||||
# This source code was written by the Go contributors.
|
||||
# The master list of contributors is in the main Go distribution,
|
||||
# visible at http://tip.golang.org/CONTRIBUTORS.
|
6
vendor/golang.org/x/net/context/context.go
generated
vendored
6
vendor/golang.org/x/net/context/context.go
generated
vendored
@ -21,9 +21,9 @@
|
||||
// explicitly to each function that needs it. The Context should be the first
|
||||
// parameter, typically named ctx:
|
||||
//
|
||||
// func DoSomething(ctx context.Context, arg Arg) error {
|
||||
// // ... use ctx ...
|
||||
// }
|
||||
// func DoSomething(ctx context.Context, arg Arg) error {
|
||||
// // ... use ctx ...
|
||||
// }
|
||||
//
|
||||
// Do not pass a nil Context, even if a function permits it. Pass context.TODO
|
||||
// if you are unsure about which Context to use.
|
||||
|
14
vendor/golang.org/x/net/context/go17.go
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vendored
14
vendor/golang.org/x/net/context/go17.go
generated
vendored
@ -32,7 +32,7 @@ var DeadlineExceeded = context.DeadlineExceeded
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||||
// call cancel as soon as the operations running in this Context complete.
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||||
func WithCancel(parent Context) (ctx Context, cancel CancelFunc) {
|
||||
ctx, f := context.WithCancel(parent)
|
||||
return ctx, CancelFunc(f)
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||||
return ctx, f
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||||
}
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||||
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||||
// WithDeadline returns a copy of the parent context with the deadline adjusted
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||||
@ -46,7 +46,7 @@ func WithCancel(parent Context) (ctx Context, cancel CancelFunc) {
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||||
// call cancel as soon as the operations running in this Context complete.
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||||
func WithDeadline(parent Context, deadline time.Time) (Context, CancelFunc) {
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||||
ctx, f := context.WithDeadline(parent, deadline)
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||||
return ctx, CancelFunc(f)
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||||
return ctx, f
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||||
}
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||||
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||||
// WithTimeout returns WithDeadline(parent, time.Now().Add(timeout)).
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||||
@ -54,11 +54,11 @@ func WithDeadline(parent Context, deadline time.Time) (Context, CancelFunc) {
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||||
// Canceling this context releases resources associated with it, so code should
|
||||
// call cancel as soon as the operations running in this Context complete:
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||||
//
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||||
// func slowOperationWithTimeout(ctx context.Context) (Result, error) {
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||||
// ctx, cancel := context.WithTimeout(ctx, 100*time.Millisecond)
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||||
// defer cancel() // releases resources if slowOperation completes before timeout elapses
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||||
// return slowOperation(ctx)
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||||
// }
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||||
// func slowOperationWithTimeout(ctx context.Context) (Result, error) {
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||||
// ctx, cancel := context.WithTimeout(ctx, 100*time.Millisecond)
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||||
// defer cancel() // releases resources if slowOperation completes before timeout elapses
|
||||
// return slowOperation(ctx)
|
||||
// }
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||||
func WithTimeout(parent Context, timeout time.Duration) (Context, CancelFunc) {
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return WithDeadline(parent, time.Now().Add(timeout))
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}
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10
vendor/golang.org/x/net/context/pre_go17.go
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10
vendor/golang.org/x/net/context/pre_go17.go
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@ -264,11 +264,11 @@ func (c *timerCtx) cancel(removeFromParent bool, err error) {
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||||
// Canceling this context releases resources associated with it, so code should
|
||||
// call cancel as soon as the operations running in this Context complete:
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||||
//
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||||
// func slowOperationWithTimeout(ctx context.Context) (Result, error) {
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||||
// ctx, cancel := context.WithTimeout(ctx, 100*time.Millisecond)
|
||||
// defer cancel() // releases resources if slowOperation completes before timeout elapses
|
||||
// return slowOperation(ctx)
|
||||
// }
|
||||
// func slowOperationWithTimeout(ctx context.Context) (Result, error) {
|
||||
// ctx, cancel := context.WithTimeout(ctx, 100*time.Millisecond)
|
||||
// defer cancel() // releases resources if slowOperation completes before timeout elapses
|
||||
// return slowOperation(ctx)
|
||||
// }
|
||||
func WithTimeout(parent Context, timeout time.Duration) (Context, CancelFunc) {
|
||||
return WithDeadline(parent, time.Now().Add(timeout))
|
||||
}
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||||
|
54
vendor/golang.org/x/net/http/httpguts/httplex.go
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54
vendor/golang.org/x/net/http/httpguts/httplex.go
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@ -173,13 +173,15 @@ func tokenEqual(t1, t2 string) bool {
|
||||
|
||||
// isLWS reports whether b is linear white space, according
|
||||
// to http://www.w3.org/Protocols/rfc2616/rfc2616-sec2.html#sec2.2
|
||||
// LWS = [CRLF] 1*( SP | HT )
|
||||
//
|
||||
// LWS = [CRLF] 1*( SP | HT )
|
||||
func isLWS(b byte) bool { return b == ' ' || b == '\t' }
|
||||
|
||||
// isCTL reports whether b is a control byte, according
|
||||
// to http://www.w3.org/Protocols/rfc2616/rfc2616-sec2.html#sec2.2
|
||||
// CTL = <any US-ASCII control character
|
||||
// (octets 0 - 31) and DEL (127)>
|
||||
//
|
||||
// CTL = <any US-ASCII control character
|
||||
// (octets 0 - 31) and DEL (127)>
|
||||
func isCTL(b byte) bool {
|
||||
const del = 0x7f // a CTL
|
||||
return b < ' ' || b == del
|
||||
@ -189,12 +191,13 @@ func isCTL(b byte) bool {
|
||||
// HTTP/2 imposes the additional restriction that uppercase ASCII
|
||||
// letters are not allowed.
|
||||
//
|
||||
// RFC 7230 says:
|
||||
// header-field = field-name ":" OWS field-value OWS
|
||||
// field-name = token
|
||||
// token = 1*tchar
|
||||
// tchar = "!" / "#" / "$" / "%" / "&" / "'" / "*" / "+" / "-" / "." /
|
||||
// "^" / "_" / "`" / "|" / "~" / DIGIT / ALPHA
|
||||
// RFC 7230 says:
|
||||
//
|
||||
// header-field = field-name ":" OWS field-value OWS
|
||||
// field-name = token
|
||||
// token = 1*tchar
|
||||
// tchar = "!" / "#" / "$" / "%" / "&" / "'" / "*" / "+" / "-" / "." /
|
||||
// "^" / "_" / "`" / "|" / "~" / DIGIT / ALPHA
|
||||
func ValidHeaderFieldName(v string) bool {
|
||||
if len(v) == 0 {
|
||||
return false
|
||||
@ -267,27 +270,28 @@ var validHostByte = [256]bool{
|
||||
// ValidHeaderFieldValue reports whether v is a valid "field-value" according to
|
||||
// http://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html#sec4.2 :
|
||||
//
|
||||
// message-header = field-name ":" [ field-value ]
|
||||
// field-value = *( field-content | LWS )
|
||||
// field-content = <the OCTETs making up the field-value
|
||||
// and consisting of either *TEXT or combinations
|
||||
// of token, separators, and quoted-string>
|
||||
// message-header = field-name ":" [ field-value ]
|
||||
// field-value = *( field-content | LWS )
|
||||
// field-content = <the OCTETs making up the field-value
|
||||
// and consisting of either *TEXT or combinations
|
||||
// of token, separators, and quoted-string>
|
||||
//
|
||||
// http://www.w3.org/Protocols/rfc2616/rfc2616-sec2.html#sec2.2 :
|
||||
//
|
||||
// TEXT = <any OCTET except CTLs,
|
||||
// but including LWS>
|
||||
// LWS = [CRLF] 1*( SP | HT )
|
||||
// CTL = <any US-ASCII control character
|
||||
// (octets 0 - 31) and DEL (127)>
|
||||
// TEXT = <any OCTET except CTLs,
|
||||
// but including LWS>
|
||||
// LWS = [CRLF] 1*( SP | HT )
|
||||
// CTL = <any US-ASCII control character
|
||||
// (octets 0 - 31) and DEL (127)>
|
||||
//
|
||||
// RFC 7230 says:
|
||||
// field-value = *( field-content / obs-fold )
|
||||
// obj-fold = N/A to http2, and deprecated
|
||||
// field-content = field-vchar [ 1*( SP / HTAB ) field-vchar ]
|
||||
// field-vchar = VCHAR / obs-text
|
||||
// obs-text = %x80-FF
|
||||
// VCHAR = "any visible [USASCII] character"
|
||||
//
|
||||
// field-value = *( field-content / obs-fold )
|
||||
// obj-fold = N/A to http2, and deprecated
|
||||
// field-content = field-vchar [ 1*( SP / HTAB ) field-vchar ]
|
||||
// field-vchar = VCHAR / obs-text
|
||||
// obs-text = %x80-FF
|
||||
// VCHAR = "any visible [USASCII] character"
|
||||
//
|
||||
// http2 further says: "Similarly, HTTP/2 allows header field values
|
||||
// that are not valid. While most of the values that can be encoded
|
||||
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3
vendor/golang.org/x/net/http2/client_conn_pool.go
generated
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3
vendor/golang.org/x/net/http2/client_conn_pool.go
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@ -139,7 +139,6 @@ func (p *clientConnPool) getStartDialLocked(ctx context.Context, addr string) *d
|
||||
func (c *dialCall) dial(ctx context.Context, addr string) {
|
||||
const singleUse = false // shared conn
|
||||
c.res, c.err = c.p.t.dialClientConn(ctx, addr, singleUse)
|
||||
close(c.done)
|
||||
|
||||
c.p.mu.Lock()
|
||||
delete(c.p.dialing, addr)
|
||||
@ -147,6 +146,8 @@ func (c *dialCall) dial(ctx context.Context, addr string) {
|
||||
c.p.addConnLocked(addr, c.res)
|
||||
}
|
||||
c.p.mu.Unlock()
|
||||
|
||||
close(c.done)
|
||||
}
|
||||
|
||||
// addConnIfNeeded makes a NewClientConn out of c if a connection for key doesn't
|
||||
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2
vendor/golang.org/x/net/http2/errors.go
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2
vendor/golang.org/x/net/http2/errors.go
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@ -136,7 +136,7 @@ func (e headerFieldNameError) Error() string {
|
||||
type headerFieldValueError string
|
||||
|
||||
func (e headerFieldValueError) Error() string {
|
||||
return fmt.Sprintf("invalid header field value %q", string(e))
|
||||
return fmt.Sprintf("invalid header field value for %q", string(e))
|
||||
}
|
||||
|
||||
var (
|
||||
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88
vendor/golang.org/x/net/http2/flow.go
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88
vendor/golang.org/x/net/http2/flow.go
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@ -6,23 +6,91 @@
|
||||
|
||||
package http2
|
||||
|
||||
// flow is the flow control window's size.
|
||||
type flow struct {
|
||||
// inflowMinRefresh is the minimum number of bytes we'll send for a
|
||||
// flow control window update.
|
||||
const inflowMinRefresh = 4 << 10
|
||||
|
||||
// inflow accounts for an inbound flow control window.
|
||||
// It tracks both the latest window sent to the peer (used for enforcement)
|
||||
// and the accumulated unsent window.
|
||||
type inflow struct {
|
||||
avail int32
|
||||
unsent int32
|
||||
}
|
||||
|
||||
// init sets the initial window.
|
||||
func (f *inflow) init(n int32) {
|
||||
f.avail = n
|
||||
}
|
||||
|
||||
// add adds n bytes to the window, with a maximum window size of max,
|
||||
// indicating that the peer can now send us more data.
|
||||
// For example, the user read from a {Request,Response} body and consumed
|
||||
// some of the buffered data, so the peer can now send more.
|
||||
// It returns the number of bytes to send in a WINDOW_UPDATE frame to the peer.
|
||||
// Window updates are accumulated and sent when the unsent capacity
|
||||
// is at least inflowMinRefresh or will at least double the peer's available window.
|
||||
func (f *inflow) add(n int) (connAdd int32) {
|
||||
if n < 0 {
|
||||
panic("negative update")
|
||||
}
|
||||
unsent := int64(f.unsent) + int64(n)
|
||||
// "A sender MUST NOT allow a flow-control window to exceed 2^31-1 octets."
|
||||
// RFC 7540 Section 6.9.1.
|
||||
const maxWindow = 1<<31 - 1
|
||||
if unsent+int64(f.avail) > maxWindow {
|
||||
panic("flow control update exceeds maximum window size")
|
||||
}
|
||||
f.unsent = int32(unsent)
|
||||
if f.unsent < inflowMinRefresh && f.unsent < f.avail {
|
||||
// If there aren't at least inflowMinRefresh bytes of window to send,
|
||||
// and this update won't at least double the window, buffer the update for later.
|
||||
return 0
|
||||
}
|
||||
f.avail += f.unsent
|
||||
f.unsent = 0
|
||||
return int32(unsent)
|
||||
}
|
||||
|
||||
// take attempts to take n bytes from the peer's flow control window.
|
||||
// It reports whether the window has available capacity.
|
||||
func (f *inflow) take(n uint32) bool {
|
||||
if n > uint32(f.avail) {
|
||||
return false
|
||||
}
|
||||
f.avail -= int32(n)
|
||||
return true
|
||||
}
|
||||
|
||||
// takeInflows attempts to take n bytes from two inflows,
|
||||
// typically connection-level and stream-level flows.
|
||||
// It reports whether both windows have available capacity.
|
||||
func takeInflows(f1, f2 *inflow, n uint32) bool {
|
||||
if n > uint32(f1.avail) || n > uint32(f2.avail) {
|
||||
return false
|
||||
}
|
||||
f1.avail -= int32(n)
|
||||
f2.avail -= int32(n)
|
||||
return true
|
||||
}
|
||||
|
||||
// outflow is the outbound flow control window's size.
|
||||
type outflow struct {
|
||||
_ incomparable
|
||||
|
||||
// n is the number of DATA bytes we're allowed to send.
|
||||
// A flow is kept both on a conn and a per-stream.
|
||||
// An outflow is kept both on a conn and a per-stream.
|
||||
n int32
|
||||
|
||||
// conn points to the shared connection-level flow that is
|
||||
// shared by all streams on that conn. It is nil for the flow
|
||||
// conn points to the shared connection-level outflow that is
|
||||
// shared by all streams on that conn. It is nil for the outflow
|
||||
// that's on the conn directly.
|
||||
conn *flow
|
||||
conn *outflow
|
||||
}
|
||||
|
||||
func (f *flow) setConnFlow(cf *flow) { f.conn = cf }
|
||||
func (f *outflow) setConnFlow(cf *outflow) { f.conn = cf }
|
||||
|
||||
func (f *flow) available() int32 {
|
||||
func (f *outflow) available() int32 {
|
||||
n := f.n
|
||||
if f.conn != nil && f.conn.n < n {
|
||||
n = f.conn.n
|
||||
@ -30,7 +98,7 @@ func (f *flow) available() int32 {
|
||||
return n
|
||||
}
|
||||
|
||||
func (f *flow) take(n int32) {
|
||||
func (f *outflow) take(n int32) {
|
||||
if n > f.available() {
|
||||
panic("internal error: took too much")
|
||||
}
|
||||
@ -42,7 +110,7 @@ func (f *flow) take(n int32) {
|
||||
|
||||
// add adds n bytes (positive or negative) to the flow control window.
|
||||
// It returns false if the sum would exceed 2^31-1.
|
||||
func (f *flow) add(n int32) bool {
|
||||
func (f *outflow) add(n int32) bool {
|
||||
sum := f.n + n
|
||||
if (sum > n) == (f.n > 0) {
|
||||
f.n = sum
|
||||
|
36
vendor/golang.org/x/net/http2/frame.go
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36
vendor/golang.org/x/net/http2/frame.go
generated
vendored
@ -23,7 +23,7 @@ const frameHeaderLen = 9
|
||||
var padZeros = make([]byte, 255) // zeros for padding
|
||||
|
||||
// A FrameType is a registered frame type as defined in
|
||||
// http://http2.github.io/http2-spec/#rfc.section.11.2
|
||||
// https://httpwg.org/specs/rfc7540.html#rfc.section.11.2
|
||||
type FrameType uint8
|
||||
|
||||
const (
|
||||
@ -146,7 +146,7 @@ func typeFrameParser(t FrameType) frameParser {
|
||||
|
||||
// A FrameHeader is the 9 byte header of all HTTP/2 frames.
|
||||
//
|
||||
// See http://http2.github.io/http2-spec/#FrameHeader
|
||||
// See https://httpwg.org/specs/rfc7540.html#FrameHeader
|
||||
type FrameHeader struct {
|
||||
valid bool // caller can access []byte fields in the Frame
|
||||
|
||||
@ -575,7 +575,7 @@ func (fr *Framer) checkFrameOrder(f Frame) error {
|
||||
|
||||
// A DataFrame conveys arbitrary, variable-length sequences of octets
|
||||
// associated with a stream.
|
||||
// See http://http2.github.io/http2-spec/#rfc.section.6.1
|
||||
// See https://httpwg.org/specs/rfc7540.html#rfc.section.6.1
|
||||
type DataFrame struct {
|
||||
FrameHeader
|
||||
data []byte
|
||||
@ -662,6 +662,15 @@ func (f *Framer) WriteData(streamID uint32, endStream bool, data []byte) error {
|
||||
// It is the caller's responsibility not to violate the maximum frame size
|
||||
// and to not call other Write methods concurrently.
|
||||
func (f *Framer) WriteDataPadded(streamID uint32, endStream bool, data, pad []byte) error {
|
||||
if err := f.startWriteDataPadded(streamID, endStream, data, pad); err != nil {
|
||||
return err
|
||||
}
|
||||
return f.endWrite()
|
||||
}
|
||||
|
||||
// startWriteDataPadded is WriteDataPadded, but only writes the frame to the Framer's internal buffer.
|
||||
// The caller should call endWrite to flush the frame to the underlying writer.
|
||||
func (f *Framer) startWriteDataPadded(streamID uint32, endStream bool, data, pad []byte) error {
|
||||
if !validStreamID(streamID) && !f.AllowIllegalWrites {
|
||||
return errStreamID
|
||||
}
|
||||
@ -691,14 +700,14 @@ func (f *Framer) WriteDataPadded(streamID uint32, endStream bool, data, pad []by
|
||||
}
|
||||
f.wbuf = append(f.wbuf, data...)
|
||||
f.wbuf = append(f.wbuf, pad...)
|
||||
return f.endWrite()
|
||||
return nil
|
||||
}
|
||||
|
||||
// A SettingsFrame conveys configuration parameters that affect how
|
||||
// endpoints communicate, such as preferences and constraints on peer
|
||||
// behavior.
|
||||
//
|
||||
// See http://http2.github.io/http2-spec/#SETTINGS
|
||||
// See https://httpwg.org/specs/rfc7540.html#SETTINGS
|
||||
type SettingsFrame struct {
|
||||
FrameHeader
|
||||
p []byte
|
||||
@ -837,7 +846,7 @@ func (f *Framer) WriteSettingsAck() error {
|
||||
// A PingFrame is a mechanism for measuring a minimal round trip time
|
||||
// from the sender, as well as determining whether an idle connection
|
||||
// is still functional.
|
||||
// See http://http2.github.io/http2-spec/#rfc.section.6.7
|
||||
// See https://httpwg.org/specs/rfc7540.html#rfc.section.6.7
|
||||
type PingFrame struct {
|
||||
FrameHeader
|
||||
Data [8]byte
|
||||
@ -870,7 +879,7 @@ func (f *Framer) WritePing(ack bool, data [8]byte) error {
|
||||
}
|
||||
|
||||
// A GoAwayFrame informs the remote peer to stop creating streams on this connection.
|
||||
// See http://http2.github.io/http2-spec/#rfc.section.6.8
|
||||
// See https://httpwg.org/specs/rfc7540.html#rfc.section.6.8
|
||||
type GoAwayFrame struct {
|
||||
FrameHeader
|
||||
LastStreamID uint32
|
||||
@ -934,7 +943,7 @@ func parseUnknownFrame(_ *frameCache, fh FrameHeader, countError func(string), p
|
||||
}
|
||||
|
||||
// A WindowUpdateFrame is used to implement flow control.
|
||||
// See http://http2.github.io/http2-spec/#rfc.section.6.9
|
||||
// See https://httpwg.org/specs/rfc7540.html#rfc.section.6.9
|
||||
type WindowUpdateFrame struct {
|
||||
FrameHeader
|
||||
Increment uint32 // never read with high bit set
|
||||
@ -1123,7 +1132,7 @@ func (f *Framer) WriteHeaders(p HeadersFrameParam) error {
|
||||
}
|
||||
|
||||
// A PriorityFrame specifies the sender-advised priority of a stream.
|
||||
// See http://http2.github.io/http2-spec/#rfc.section.6.3
|
||||
// See https://httpwg.org/specs/rfc7540.html#rfc.section.6.3
|
||||
type PriorityFrame struct {
|
||||
FrameHeader
|
||||
PriorityParam
|
||||
@ -1193,7 +1202,7 @@ func (f *Framer) WritePriority(streamID uint32, p PriorityParam) error {
|
||||
}
|
||||
|
||||
// A RSTStreamFrame allows for abnormal termination of a stream.
|
||||
// See http://http2.github.io/http2-spec/#rfc.section.6.4
|
||||
// See https://httpwg.org/specs/rfc7540.html#rfc.section.6.4
|
||||
type RSTStreamFrame struct {
|
||||
FrameHeader
|
||||
ErrCode ErrCode
|
||||
@ -1225,7 +1234,7 @@ func (f *Framer) WriteRSTStream(streamID uint32, code ErrCode) error {
|
||||
}
|
||||
|
||||
// A ContinuationFrame is used to continue a sequence of header block fragments.
|
||||
// See http://http2.github.io/http2-spec/#rfc.section.6.10
|
||||
// See https://httpwg.org/specs/rfc7540.html#rfc.section.6.10
|
||||
type ContinuationFrame struct {
|
||||
FrameHeader
|
||||
headerFragBuf []byte
|
||||
@ -1266,7 +1275,7 @@ func (f *Framer) WriteContinuation(streamID uint32, endHeaders bool, headerBlock
|
||||
}
|
||||
|
||||
// A PushPromiseFrame is used to initiate a server stream.
|
||||
// See http://http2.github.io/http2-spec/#rfc.section.6.6
|
||||
// See https://httpwg.org/specs/rfc7540.html#rfc.section.6.6
|
||||
type PushPromiseFrame struct {
|
||||
FrameHeader
|
||||
PromiseID uint32
|
||||
@ -1532,7 +1541,8 @@ func (fr *Framer) readMetaFrame(hf *HeadersFrame) (*MetaHeadersFrame, error) {
|
||||
fr.debugReadLoggerf("http2: decoded hpack field %+v", hf)
|
||||
}
|
||||
if !httpguts.ValidHeaderFieldValue(hf.Value) {
|
||||
invalid = headerFieldValueError(hf.Value)
|
||||
// Don't include the value in the error, because it may be sensitive.
|
||||
invalid = headerFieldValueError(hf.Name)
|
||||
}
|
||||
isPseudo := strings.HasPrefix(hf.Name, ":")
|
||||
if isPseudo {
|
||||
|
17
vendor/golang.org/x/net/http2/go118.go
generated
vendored
Normal file
17
vendor/golang.org/x/net/http2/go118.go
generated
vendored
Normal file
@ -0,0 +1,17 @@
|
||||
// Copyright 2021 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
//go:build go1.18
|
||||
// +build go1.18
|
||||
|
||||
package http2
|
||||
|
||||
import (
|
||||
"crypto/tls"
|
||||
"net"
|
||||
)
|
||||
|
||||
func tlsUnderlyingConn(tc *tls.Conn) net.Conn {
|
||||
return tc.NetConn()
|
||||
}
|
18
vendor/golang.org/x/net/http2/headermap.go
generated
vendored
18
vendor/golang.org/x/net/http2/headermap.go
generated
vendored
@ -27,7 +27,14 @@ func buildCommonHeaderMaps() {
|
||||
"accept-language",
|
||||
"accept-ranges",
|
||||
"age",
|
||||
"access-control-allow-credentials",
|
||||
"access-control-allow-headers",
|
||||
"access-control-allow-methods",
|
||||
"access-control-allow-origin",
|
||||
"access-control-expose-headers",
|
||||
"access-control-max-age",
|
||||
"access-control-request-headers",
|
||||
"access-control-request-method",
|
||||
"allow",
|
||||
"authorization",
|
||||
"cache-control",
|
||||
@ -53,6 +60,7 @@ func buildCommonHeaderMaps() {
|
||||
"link",
|
||||
"location",
|
||||
"max-forwards",
|
||||
"origin",
|
||||
"proxy-authenticate",
|
||||
"proxy-authorization",
|
||||
"range",
|
||||
@ -68,6 +76,8 @@ func buildCommonHeaderMaps() {
|
||||
"vary",
|
||||
"via",
|
||||
"www-authenticate",
|
||||
"x-forwarded-for",
|
||||
"x-forwarded-proto",
|
||||
}
|
||||
commonLowerHeader = make(map[string]string, len(common))
|
||||
commonCanonHeader = make(map[string]string, len(common))
|
||||
@ -85,3 +95,11 @@ func lowerHeader(v string) (lower string, ascii bool) {
|
||||
}
|
||||
return asciiToLower(v)
|
||||
}
|
||||
|
||||
func canonicalHeader(v string) string {
|
||||
buildCommonHeaderMapsOnce()
|
||||
if s, ok := commonCanonHeader[v]; ok {
|
||||
return s
|
||||
}
|
||||
return http.CanonicalHeaderKey(v)
|
||||
}
|
||||
|
7
vendor/golang.org/x/net/http2/hpack/encode.go
generated
vendored
7
vendor/golang.org/x/net/http2/hpack/encode.go
generated
vendored
@ -116,6 +116,11 @@ func (e *Encoder) SetMaxDynamicTableSize(v uint32) {
|
||||
e.dynTab.setMaxSize(v)
|
||||
}
|
||||
|
||||
// MaxDynamicTableSize returns the current dynamic header table size.
|
||||
func (e *Encoder) MaxDynamicTableSize() (v uint32) {
|
||||
return e.dynTab.maxSize
|
||||
}
|
||||
|
||||
// SetMaxDynamicTableSizeLimit changes the maximum value that can be
|
||||
// specified in SetMaxDynamicTableSize to v. By default, it is set to
|
||||
// 4096, which is the same size of the default dynamic header table
|
||||
@ -191,7 +196,7 @@ func appendTableSize(dst []byte, v uint32) []byte {
|
||||
// bit prefix, to dst and returns the extended buffer.
|
||||
//
|
||||
// See
|
||||
// http://http2.github.io/http2-spec/compression.html#integer.representation
|
||||
// https://httpwg.org/specs/rfc7541.html#integer.representation
|
||||
func appendVarInt(dst []byte, n byte, i uint64) []byte {
|
||||
k := uint64((1 << n) - 1)
|
||||
if i < k {
|
||||
|
103
vendor/golang.org/x/net/http2/hpack/hpack.go
generated
vendored
103
vendor/golang.org/x/net/http2/hpack/hpack.go
generated
vendored
@ -59,7 +59,7 @@ func (hf HeaderField) String() string {
|
||||
|
||||
// Size returns the size of an entry per RFC 7541 section 4.1.
|
||||
func (hf HeaderField) Size() uint32 {
|
||||
// http://http2.github.io/http2-spec/compression.html#rfc.section.4.1
|
||||
// https://httpwg.org/specs/rfc7541.html#rfc.section.4.1
|
||||
// "The size of the dynamic table is the sum of the size of
|
||||
// its entries. The size of an entry is the sum of its name's
|
||||
// length in octets (as defined in Section 5.2), its value's
|
||||
@ -158,7 +158,7 @@ func (d *Decoder) SetAllowedMaxDynamicTableSize(v uint32) {
|
||||
}
|
||||
|
||||
type dynamicTable struct {
|
||||
// http://http2.github.io/http2-spec/compression.html#rfc.section.2.3.2
|
||||
// https://httpwg.org/specs/rfc7541.html#rfc.section.2.3.2
|
||||
table headerFieldTable
|
||||
size uint32 // in bytes
|
||||
maxSize uint32 // current maxSize
|
||||
@ -211,7 +211,7 @@ func (d *Decoder) at(i uint64) (hf HeaderField, ok bool) {
|
||||
return dt.ents[dt.len()-(int(i)-staticTable.len())], true
|
||||
}
|
||||
|
||||
// Decode decodes an entire block.
|
||||
// DecodeFull decodes an entire block.
|
||||
//
|
||||
// TODO: remove this method and make it incremental later? This is
|
||||
// easier for debugging now.
|
||||
@ -307,27 +307,27 @@ func (d *Decoder) parseHeaderFieldRepr() error {
|
||||
case b&128 != 0:
|
||||
// Indexed representation.
|
||||
// High bit set?
|
||||
// http://http2.github.io/http2-spec/compression.html#rfc.section.6.1
|
||||
// https://httpwg.org/specs/rfc7541.html#rfc.section.6.1
|
||||
return d.parseFieldIndexed()
|
||||
case b&192 == 64:
|
||||
// 6.2.1 Literal Header Field with Incremental Indexing
|
||||
// 0b10xxxxxx: top two bits are 10
|
||||
// http://http2.github.io/http2-spec/compression.html#rfc.section.6.2.1
|
||||
// https://httpwg.org/specs/rfc7541.html#rfc.section.6.2.1
|
||||
return d.parseFieldLiteral(6, indexedTrue)
|
||||
case b&240 == 0:
|
||||
// 6.2.2 Literal Header Field without Indexing
|
||||
// 0b0000xxxx: top four bits are 0000
|
||||
// http://http2.github.io/http2-spec/compression.html#rfc.section.6.2.2
|
||||
// https://httpwg.org/specs/rfc7541.html#rfc.section.6.2.2
|
||||
return d.parseFieldLiteral(4, indexedFalse)
|
||||
case b&240 == 16:
|
||||
// 6.2.3 Literal Header Field never Indexed
|
||||
// 0b0001xxxx: top four bits are 0001
|
||||
// http://http2.github.io/http2-spec/compression.html#rfc.section.6.2.3
|
||||
// https://httpwg.org/specs/rfc7541.html#rfc.section.6.2.3
|
||||
return d.parseFieldLiteral(4, indexedNever)
|
||||
case b&224 == 32:
|
||||
// 6.3 Dynamic Table Size Update
|
||||
// Top three bits are '001'.
|
||||
// http://http2.github.io/http2-spec/compression.html#rfc.section.6.3
|
||||
// https://httpwg.org/specs/rfc7541.html#rfc.section.6.3
|
||||
return d.parseDynamicTableSizeUpdate()
|
||||
}
|
||||
|
||||
@ -359,6 +359,7 @@ func (d *Decoder) parseFieldLiteral(n uint8, it indexType) error {
|
||||
|
||||
var hf HeaderField
|
||||
wantStr := d.emitEnabled || it.indexed()
|
||||
var undecodedName undecodedString
|
||||
if nameIdx > 0 {
|
||||
ihf, ok := d.at(nameIdx)
|
||||
if !ok {
|
||||
@ -366,15 +367,27 @@ func (d *Decoder) parseFieldLiteral(n uint8, it indexType) error {
|
||||
}
|
||||
hf.Name = ihf.Name
|
||||
} else {
|
||||
hf.Name, buf, err = d.readString(buf, wantStr)
|
||||
undecodedName, buf, err = d.readString(buf)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
hf.Value, buf, err = d.readString(buf, wantStr)
|
||||
undecodedValue, buf, err := d.readString(buf)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if wantStr {
|
||||
if nameIdx <= 0 {
|
||||
hf.Name, err = d.decodeString(undecodedName)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
hf.Value, err = d.decodeString(undecodedValue)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
d.buf = buf
|
||||
if it.indexed() {
|
||||
d.dynTab.add(hf)
|
||||
@ -420,7 +433,7 @@ var errVarintOverflow = DecodingError{errors.New("varint integer overflow")}
|
||||
|
||||
// readVarInt reads an unsigned variable length integer off the
|
||||
// beginning of p. n is the parameter as described in
|
||||
// http://http2.github.io/http2-spec/compression.html#rfc.section.5.1.
|
||||
// https://httpwg.org/specs/rfc7541.html#rfc.section.5.1.
|
||||
//
|
||||
// n must always be between 1 and 8.
|
||||
//
|
||||
@ -459,46 +472,52 @@ func readVarInt(n byte, p []byte) (i uint64, remain []byte, err error) {
|
||||
return 0, origP, errNeedMore
|
||||
}
|
||||
|
||||
// readString decodes an hpack string from p.
|
||||
// readString reads an hpack string from p.
|
||||
//
|
||||
// wantStr is whether s will be used. If false, decompression and
|
||||
// []byte->string garbage are skipped if s will be ignored
|
||||
// anyway. This does mean that huffman decoding errors for non-indexed
|
||||
// strings past the MAX_HEADER_LIST_SIZE are ignored, but the server
|
||||
// is returning an error anyway, and because they're not indexed, the error
|
||||
// won't affect the decoding state.
|
||||
func (d *Decoder) readString(p []byte, wantStr bool) (s string, remain []byte, err error) {
|
||||
// It returns a reference to the encoded string data to permit deferring decode costs
|
||||
// until after the caller verifies all data is present.
|
||||
func (d *Decoder) readString(p []byte) (u undecodedString, remain []byte, err error) {
|
||||
if len(p) == 0 {
|
||||
return "", p, errNeedMore
|
||||
return u, p, errNeedMore
|
||||
}
|
||||
isHuff := p[0]&128 != 0
|
||||
strLen, p, err := readVarInt(7, p)
|
||||
if err != nil {
|
||||
return "", p, err
|
||||
return u, p, err
|
||||
}
|
||||
if d.maxStrLen != 0 && strLen > uint64(d.maxStrLen) {
|
||||
return "", nil, ErrStringLength
|
||||
// Returning an error here means Huffman decoding errors
|
||||
// for non-indexed strings past the maximum string length
|
||||
// are ignored, but the server is returning an error anyway
|
||||
// and because the string is not indexed the error will not
|
||||
// affect the decoding state.
|
||||
return u, nil, ErrStringLength
|
||||
}
|
||||
if uint64(len(p)) < strLen {
|
||||
return "", p, errNeedMore
|
||||
return u, p, errNeedMore
|
||||
}
|
||||
if !isHuff {
|
||||
if wantStr {
|
||||
s = string(p[:strLen])
|
||||
}
|
||||
return s, p[strLen:], nil
|
||||
}
|
||||
|
||||
if wantStr {
|
||||
buf := bufPool.Get().(*bytes.Buffer)
|
||||
buf.Reset() // don't trust others
|
||||
defer bufPool.Put(buf)
|
||||
if err := huffmanDecode(buf, d.maxStrLen, p[:strLen]); err != nil {
|
||||
buf.Reset()
|
||||
return "", nil, err
|
||||
}
|
||||
s = buf.String()
|
||||
buf.Reset() // be nice to GC
|
||||
}
|
||||
return s, p[strLen:], nil
|
||||
u.isHuff = isHuff
|
||||
u.b = p[:strLen]
|
||||
return u, p[strLen:], nil
|
||||
}
|
||||
|
||||
type undecodedString struct {
|
||||
isHuff bool
|
||||
b []byte
|
||||
}
|
||||
|
||||
func (d *Decoder) decodeString(u undecodedString) (string, error) {
|
||||
if !u.isHuff {
|
||||
return string(u.b), nil
|
||||
}
|
||||
buf := bufPool.Get().(*bytes.Buffer)
|
||||
buf.Reset() // don't trust others
|
||||
var s string
|
||||
err := huffmanDecode(buf, d.maxStrLen, u.b)
|
||||
if err == nil {
|
||||
s = buf.String()
|
||||
}
|
||||
buf.Reset() // be nice to GC
|
||||
bufPool.Put(buf)
|
||||
return s, err
|
||||
}
|
||||
|
87
vendor/golang.org/x/net/http2/hpack/huffman.go
generated
vendored
87
vendor/golang.org/x/net/http2/hpack/huffman.go
generated
vendored
@ -169,25 +169,50 @@ func buildRootHuffmanNode() {
|
||||
// AppendHuffmanString appends s, as encoded in Huffman codes, to dst
|
||||
// and returns the extended buffer.
|
||||
func AppendHuffmanString(dst []byte, s string) []byte {
|
||||
rembits := uint8(8)
|
||||
|
||||
// This relies on the maximum huffman code length being 30 (See tables.go huffmanCodeLen array)
|
||||
// So if a uint64 buffer has less than 32 valid bits can always accommodate another huffmanCode.
|
||||
var (
|
||||
x uint64 // buffer
|
||||
n uint // number valid of bits present in x
|
||||
)
|
||||
for i := 0; i < len(s); i++ {
|
||||
if rembits == 8 {
|
||||
dst = append(dst, 0)
|
||||
c := s[i]
|
||||
n += uint(huffmanCodeLen[c])
|
||||
x <<= huffmanCodeLen[c] % 64
|
||||
x |= uint64(huffmanCodes[c])
|
||||
if n >= 32 {
|
||||
n %= 32 // Normally would be -= 32 but %= 32 informs compiler 0 <= n <= 31 for upcoming shift
|
||||
y := uint32(x >> n) // Compiler doesn't combine memory writes if y isn't uint32
|
||||
dst = append(dst, byte(y>>24), byte(y>>16), byte(y>>8), byte(y))
|
||||
}
|
||||
dst, rembits = appendByteToHuffmanCode(dst, rembits, s[i])
|
||||
}
|
||||
|
||||
if rembits < 8 {
|
||||
// special EOS symbol
|
||||
code := uint32(0x3fffffff)
|
||||
nbits := uint8(30)
|
||||
|
||||
t := uint8(code >> (nbits - rembits))
|
||||
dst[len(dst)-1] |= t
|
||||
// Add padding bits if necessary
|
||||
if over := n % 8; over > 0 {
|
||||
const (
|
||||
eosCode = 0x3fffffff
|
||||
eosNBits = 30
|
||||
eosPadByte = eosCode >> (eosNBits - 8)
|
||||
)
|
||||
pad := 8 - over
|
||||
x = (x << pad) | (eosPadByte >> over)
|
||||
n += pad // 8 now divides into n exactly
|
||||
}
|
||||
|
||||
return dst
|
||||
// n in (0, 8, 16, 24, 32)
|
||||
switch n / 8 {
|
||||
case 0:
|
||||
return dst
|
||||
case 1:
|
||||
return append(dst, byte(x))
|
||||
case 2:
|
||||
y := uint16(x)
|
||||
return append(dst, byte(y>>8), byte(y))
|
||||
case 3:
|
||||
y := uint16(x >> 8)
|
||||
return append(dst, byte(y>>8), byte(y), byte(x))
|
||||
}
|
||||
// case 4:
|
||||
y := uint32(x)
|
||||
return append(dst, byte(y>>24), byte(y>>16), byte(y>>8), byte(y))
|
||||
}
|
||||
|
||||
// HuffmanEncodeLength returns the number of bytes required to encode
|
||||
@ -199,35 +224,3 @@ func HuffmanEncodeLength(s string) uint64 {
|
||||
}
|
||||
return (n + 7) / 8
|
||||
}
|
||||
|
||||
// appendByteToHuffmanCode appends Huffman code for c to dst and
|
||||
// returns the extended buffer and the remaining bits in the last
|
||||
// element. The appending is not byte aligned and the remaining bits
|
||||
// in the last element of dst is given in rembits.
|
||||
func appendByteToHuffmanCode(dst []byte, rembits uint8, c byte) ([]byte, uint8) {
|
||||
code := huffmanCodes[c]
|
||||
nbits := huffmanCodeLen[c]
|
||||
|
||||
for {
|
||||
if rembits > nbits {
|
||||
t := uint8(code << (rembits - nbits))
|
||||
dst[len(dst)-1] |= t
|
||||
rembits -= nbits
|
||||
break
|
||||
}
|
||||
|
||||
t := uint8(code >> (nbits - rembits))
|
||||
dst[len(dst)-1] |= t
|
||||
|
||||
nbits -= rembits
|
||||
rembits = 8
|
||||
|
||||
if nbits == 0 {
|
||||
break
|
||||
}
|
||||
|
||||
dst = append(dst, 0)
|
||||
}
|
||||
|
||||
return dst, rembits
|
||||
}
|
||||
|
188
vendor/golang.org/x/net/http2/hpack/static_table.go
generated
vendored
Normal file
188
vendor/golang.org/x/net/http2/hpack/static_table.go
generated
vendored
Normal file
@ -0,0 +1,188 @@
|
||||
// go generate gen.go
|
||||
// Code generated by the command above; DO NOT EDIT.
|
||||
|
||||
package hpack
|
||||
|
||||
var staticTable = &headerFieldTable{
|
||||
evictCount: 0,
|
||||
byName: map[string]uint64{
|
||||
":authority": 1,
|
||||
":method": 3,
|
||||
":path": 5,
|
||||
":scheme": 7,
|
||||
":status": 14,
|
||||
"accept-charset": 15,
|
||||
"accept-encoding": 16,
|
||||
"accept-language": 17,
|
||||
"accept-ranges": 18,
|
||||
"accept": 19,
|
||||
"access-control-allow-origin": 20,
|
||||
"age": 21,
|
||||
"allow": 22,
|
||||
"authorization": 23,
|
||||
"cache-control": 24,
|
||||
"content-disposition": 25,
|
||||
"content-encoding": 26,
|
||||
"content-language": 27,
|
||||
"content-length": 28,
|
||||
"content-location": 29,
|
||||
"content-range": 30,
|
||||
"content-type": 31,
|
||||
"cookie": 32,
|
||||
"date": 33,
|
||||
"etag": 34,
|
||||
"expect": 35,
|
||||
"expires": 36,
|
||||
"from": 37,
|
||||
"host": 38,
|
||||
"if-match": 39,
|
||||
"if-modified-since": 40,
|
||||
"if-none-match": 41,
|
||||
"if-range": 42,
|
||||
"if-unmodified-since": 43,
|
||||
"last-modified": 44,
|
||||
"link": 45,
|
||||
"location": 46,
|
||||
"max-forwards": 47,
|
||||
"proxy-authenticate": 48,
|
||||
"proxy-authorization": 49,
|
||||
"range": 50,
|
||||
"referer": 51,
|
||||
"refresh": 52,
|
||||
"retry-after": 53,
|
||||
"server": 54,
|
||||
"set-cookie": 55,
|
||||
"strict-transport-security": 56,
|
||||
"transfer-encoding": 57,
|
||||
"user-agent": 58,
|
||||
"vary": 59,
|
||||
"via": 60,
|
||||
"www-authenticate": 61,
|
||||
},
|
||||
byNameValue: map[pairNameValue]uint64{
|
||||
{name: ":authority", value: ""}: 1,
|
||||
{name: ":method", value: "GET"}: 2,
|
||||
{name: ":method", value: "POST"}: 3,
|
||||
{name: ":path", value: "/"}: 4,
|
||||
{name: ":path", value: "/index.html"}: 5,
|
||||
{name: ":scheme", value: "http"}: 6,
|
||||
{name: ":scheme", value: "https"}: 7,
|
||||
{name: ":status", value: "200"}: 8,
|
||||
{name: ":status", value: "204"}: 9,
|
||||
{name: ":status", value: "206"}: 10,
|
||||
{name: ":status", value: "304"}: 11,
|
||||
{name: ":status", value: "400"}: 12,
|
||||
{name: ":status", value: "404"}: 13,
|
||||
{name: ":status", value: "500"}: 14,
|
||||
{name: "accept-charset", value: ""}: 15,
|
||||
{name: "accept-encoding", value: "gzip, deflate"}: 16,
|
||||
{name: "accept-language", value: ""}: 17,
|
||||
{name: "accept-ranges", value: ""}: 18,
|
||||
{name: "accept", value: ""}: 19,
|
||||
{name: "access-control-allow-origin", value: ""}: 20,
|
||||
{name: "age", value: ""}: 21,
|
||||
{name: "allow", value: ""}: 22,
|
||||
{name: "authorization", value: ""}: 23,
|
||||
{name: "cache-control", value: ""}: 24,
|
||||
{name: "content-disposition", value: ""}: 25,
|
||||
{name: "content-encoding", value: ""}: 26,
|
||||
{name: "content-language", value: ""}: 27,
|
||||
{name: "content-length", value: ""}: 28,
|
||||
{name: "content-location", value: ""}: 29,
|
||||
{name: "content-range", value: ""}: 30,
|
||||
{name: "content-type", value: ""}: 31,
|
||||
{name: "cookie", value: ""}: 32,
|
||||
{name: "date", value: ""}: 33,
|
||||
{name: "etag", value: ""}: 34,
|
||||
{name: "expect", value: ""}: 35,
|
||||
{name: "expires", value: ""}: 36,
|
||||
{name: "from", value: ""}: 37,
|
||||
{name: "host", value: ""}: 38,
|
||||
{name: "if-match", value: ""}: 39,
|
||||
{name: "if-modified-since", value: ""}: 40,
|
||||
{name: "if-none-match", value: ""}: 41,
|
||||
{name: "if-range", value: ""}: 42,
|
||||
{name: "if-unmodified-since", value: ""}: 43,
|
||||
{name: "last-modified", value: ""}: 44,
|
||||
{name: "link", value: ""}: 45,
|
||||
{name: "location", value: ""}: 46,
|
||||
{name: "max-forwards", value: ""}: 47,
|
||||
{name: "proxy-authenticate", value: ""}: 48,
|
||||
{name: "proxy-authorization", value: ""}: 49,
|
||||
{name: "range", value: ""}: 50,
|
||||
{name: "referer", value: ""}: 51,
|
||||
{name: "refresh", value: ""}: 52,
|
||||
{name: "retry-after", value: ""}: 53,
|
||||
{name: "server", value: ""}: 54,
|
||||
{name: "set-cookie", value: ""}: 55,
|
||||
{name: "strict-transport-security", value: ""}: 56,
|
||||
{name: "transfer-encoding", value: ""}: 57,
|
||||
{name: "user-agent", value: ""}: 58,
|
||||
{name: "vary", value: ""}: 59,
|
||||
{name: "via", value: ""}: 60,
|
||||
{name: "www-authenticate", value: ""}: 61,
|
||||
},
|
||||
ents: []HeaderField{
|
||||
{Name: ":authority", Value: "", Sensitive: false},
|
||||
{Name: ":method", Value: "GET", Sensitive: false},
|
||||
{Name: ":method", Value: "POST", Sensitive: false},
|
||||
{Name: ":path", Value: "/", Sensitive: false},
|
||||
{Name: ":path", Value: "/index.html", Sensitive: false},
|
||||
{Name: ":scheme", Value: "http", Sensitive: false},
|
||||
{Name: ":scheme", Value: "https", Sensitive: false},
|
||||
{Name: ":status", Value: "200", Sensitive: false},
|
||||
{Name: ":status", Value: "204", Sensitive: false},
|
||||
{Name: ":status", Value: "206", Sensitive: false},
|
||||
{Name: ":status", Value: "304", Sensitive: false},
|
||||
{Name: ":status", Value: "400", Sensitive: false},
|
||||
{Name: ":status", Value: "404", Sensitive: false},
|
||||
{Name: ":status", Value: "500", Sensitive: false},
|
||||
{Name: "accept-charset", Value: "", Sensitive: false},
|
||||
{Name: "accept-encoding", Value: "gzip, deflate", Sensitive: false},
|
||||
{Name: "accept-language", Value: "", Sensitive: false},
|
||||
{Name: "accept-ranges", Value: "", Sensitive: false},
|
||||
{Name: "accept", Value: "", Sensitive: false},
|
||||
{Name: "access-control-allow-origin", Value: "", Sensitive: false},
|
||||
{Name: "age", Value: "", Sensitive: false},
|
||||
{Name: "allow", Value: "", Sensitive: false},
|
||||
{Name: "authorization", Value: "", Sensitive: false},
|
||||
{Name: "cache-control", Value: "", Sensitive: false},
|
||||
{Name: "content-disposition", Value: "", Sensitive: false},
|
||||
{Name: "content-encoding", Value: "", Sensitive: false},
|
||||
{Name: "content-language", Value: "", Sensitive: false},
|
||||
{Name: "content-length", Value: "", Sensitive: false},
|
||||
{Name: "content-location", Value: "", Sensitive: false},
|
||||
{Name: "content-range", Value: "", Sensitive: false},
|
||||
{Name: "content-type", Value: "", Sensitive: false},
|
||||
{Name: "cookie", Value: "", Sensitive: false},
|
||||
{Name: "date", Value: "", Sensitive: false},
|
||||
{Name: "etag", Value: "", Sensitive: false},
|
||||
{Name: "expect", Value: "", Sensitive: false},
|
||||
{Name: "expires", Value: "", Sensitive: false},
|
||||
{Name: "from", Value: "", Sensitive: false},
|
||||
{Name: "host", Value: "", Sensitive: false},
|
||||
{Name: "if-match", Value: "", Sensitive: false},
|
||||
{Name: "if-modified-since", Value: "", Sensitive: false},
|
||||
{Name: "if-none-match", Value: "", Sensitive: false},
|
||||
{Name: "if-range", Value: "", Sensitive: false},
|
||||
{Name: "if-unmodified-since", Value: "", Sensitive: false},
|
||||
{Name: "last-modified", Value: "", Sensitive: false},
|
||||
{Name: "link", Value: "", Sensitive: false},
|
||||
{Name: "location", Value: "", Sensitive: false},
|
||||
{Name: "max-forwards", Value: "", Sensitive: false},
|
||||
{Name: "proxy-authenticate", Value: "", Sensitive: false},
|
||||
{Name: "proxy-authorization", Value: "", Sensitive: false},
|
||||
{Name: "range", Value: "", Sensitive: false},
|
||||
{Name: "referer", Value: "", Sensitive: false},
|
||||
{Name: "refresh", Value: "", Sensitive: false},
|
||||
{Name: "retry-after", Value: "", Sensitive: false},
|
||||
{Name: "server", Value: "", Sensitive: false},
|
||||
{Name: "set-cookie", Value: "", Sensitive: false},
|
||||
{Name: "strict-transport-security", Value: "", Sensitive: false},
|
||||
{Name: "transfer-encoding", Value: "", Sensitive: false},
|
||||
{Name: "user-agent", Value: "", Sensitive: false},
|
||||
{Name: "vary", Value: "", Sensitive: false},
|
||||
{Name: "via", Value: "", Sensitive: false},
|
||||
{Name: "www-authenticate", Value: "", Sensitive: false},
|
||||
},
|
||||
}
|
78
vendor/golang.org/x/net/http2/hpack/tables.go
generated
vendored
78
vendor/golang.org/x/net/http2/hpack/tables.go
generated
vendored
@ -96,8 +96,7 @@ func (t *headerFieldTable) evictOldest(n int) {
|
||||
// meaning t.ents is reversed for dynamic tables. Hence, when t is a dynamic
|
||||
// table, the return value i actually refers to the entry t.ents[t.len()-i].
|
||||
//
|
||||
// All tables are assumed to be a dynamic tables except for the global
|
||||
// staticTable pointer.
|
||||
// All tables are assumed to be a dynamic tables except for the global staticTable.
|
||||
//
|
||||
// See Section 2.3.3.
|
||||
func (t *headerFieldTable) search(f HeaderField) (i uint64, nameValueMatch bool) {
|
||||
@ -125,81 +124,6 @@ func (t *headerFieldTable) idToIndex(id uint64) uint64 {
|
||||
return k + 1
|
||||
}
|
||||
|
||||
// http://tools.ietf.org/html/draft-ietf-httpbis-header-compression-07#appendix-B
|
||||
var staticTable = newStaticTable()
|
||||
var staticTableEntries = [...]HeaderField{
|
||||
{Name: ":authority"},
|
||||
{Name: ":method", Value: "GET"},
|
||||
{Name: ":method", Value: "POST"},
|
||||
{Name: ":path", Value: "/"},
|
||||
{Name: ":path", Value: "/index.html"},
|
||||
{Name: ":scheme", Value: "http"},
|
||||
{Name: ":scheme", Value: "https"},
|
||||
{Name: ":status", Value: "200"},
|
||||
{Name: ":status", Value: "204"},
|
||||
{Name: ":status", Value: "206"},
|
||||
{Name: ":status", Value: "304"},
|
||||
{Name: ":status", Value: "400"},
|
||||
{Name: ":status", Value: "404"},
|
||||
{Name: ":status", Value: "500"},
|
||||
{Name: "accept-charset"},
|
||||
{Name: "accept-encoding", Value: "gzip, deflate"},
|
||||
{Name: "accept-language"},
|
||||
{Name: "accept-ranges"},
|
||||
{Name: "accept"},
|
||||
{Name: "access-control-allow-origin"},
|
||||
{Name: "age"},
|
||||
{Name: "allow"},
|
||||
{Name: "authorization"},
|
||||
{Name: "cache-control"},
|
||||
{Name: "content-disposition"},
|
||||
{Name: "content-encoding"},
|
||||
{Name: "content-language"},
|
||||
{Name: "content-length"},
|
||||
{Name: "content-location"},
|
||||
{Name: "content-range"},
|
||||
{Name: "content-type"},
|
||||
{Name: "cookie"},
|
||||
{Name: "date"},
|
||||
{Name: "etag"},
|
||||
{Name: "expect"},
|
||||
{Name: "expires"},
|
||||
{Name: "from"},
|
||||
{Name: "host"},
|
||||
{Name: "if-match"},
|
||||
{Name: "if-modified-since"},
|
||||
{Name: "if-none-match"},
|
||||
{Name: "if-range"},
|
||||
{Name: "if-unmodified-since"},
|
||||
{Name: "last-modified"},
|
||||
{Name: "link"},
|
||||
{Name: "location"},
|
||||
{Name: "max-forwards"},
|
||||
{Name: "proxy-authenticate"},
|
||||
{Name: "proxy-authorization"},
|
||||
{Name: "range"},
|
||||
{Name: "referer"},
|
||||
{Name: "refresh"},
|
||||
{Name: "retry-after"},
|
||||
{Name: "server"},
|
||||
{Name: "set-cookie"},
|
||||
{Name: "strict-transport-security"},
|
||||
{Name: "transfer-encoding"},
|
||||
{Name: "user-agent"},
|
||||
{Name: "vary"},
|
||||
{Name: "via"},
|
||||
{Name: "www-authenticate"},
|
||||
}
|
||||
|
||||
func newStaticTable() *headerFieldTable {
|
||||
t := &headerFieldTable{}
|
||||
t.init()
|
||||
for _, e := range staticTableEntries[:] {
|
||||
t.addEntry(e)
|
||||
}
|
||||
return t
|
||||
}
|
||||
|
||||
var huffmanCodes = [256]uint32{
|
||||
0x1ff8,
|
||||
0x7fffd8,
|
||||
|
22
vendor/golang.org/x/net/http2/http2.go
generated
vendored
22
vendor/golang.org/x/net/http2/http2.go
generated
vendored
@ -13,7 +13,6 @@
|
||||
// See https://http2.github.io/ for more information on HTTP/2.
|
||||
//
|
||||
// See https://http2.golang.org/ for a test server running this code.
|
||||
//
|
||||
package http2 // import "golang.org/x/net/http2"
|
||||
|
||||
import (
|
||||
@ -56,14 +55,14 @@ const (
|
||||
ClientPreface = "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n"
|
||||
|
||||
// SETTINGS_MAX_FRAME_SIZE default
|
||||
// http://http2.github.io/http2-spec/#rfc.section.6.5.2
|
||||
// https://httpwg.org/specs/rfc7540.html#rfc.section.6.5.2
|
||||
initialMaxFrameSize = 16384
|
||||
|
||||
// NextProtoTLS is the NPN/ALPN protocol negotiated during
|
||||
// HTTP/2's TLS setup.
|
||||
NextProtoTLS = "h2"
|
||||
|
||||
// http://http2.github.io/http2-spec/#SettingValues
|
||||
// https://httpwg.org/specs/rfc7540.html#SettingValues
|
||||
initialHeaderTableSize = 4096
|
||||
|
||||
initialWindowSize = 65535 // 6.9.2 Initial Flow Control Window Size
|
||||
@ -112,7 +111,7 @@ func (st streamState) String() string {
|
||||
// Setting is a setting parameter: which setting it is, and its value.
|
||||
type Setting struct {
|
||||
// ID is which setting is being set.
|
||||
// See http://http2.github.io/http2-spec/#SettingValues
|
||||
// See https://httpwg.org/specs/rfc7540.html#SettingFormat
|
||||
ID SettingID
|
||||
|
||||
// Val is the value.
|
||||
@ -144,7 +143,7 @@ func (s Setting) Valid() error {
|
||||
}
|
||||
|
||||
// A SettingID is an HTTP/2 setting as defined in
|
||||
// http://http2.github.io/http2-spec/#iana-settings
|
||||
// https://httpwg.org/specs/rfc7540.html#iana-settings
|
||||
type SettingID uint16
|
||||
|
||||
const (
|
||||
@ -176,10 +175,11 @@ func (s SettingID) String() string {
|
||||
// name (key). See httpguts.ValidHeaderName for the base rules.
|
||||
//
|
||||
// Further, http2 says:
|
||||
// "Just as in HTTP/1.x, header field names are strings of ASCII
|
||||
// characters that are compared in a case-insensitive
|
||||
// fashion. However, header field names MUST be converted to
|
||||
// lowercase prior to their encoding in HTTP/2. "
|
||||
//
|
||||
// "Just as in HTTP/1.x, header field names are strings of ASCII
|
||||
// characters that are compared in a case-insensitive
|
||||
// fashion. However, header field names MUST be converted to
|
||||
// lowercase prior to their encoding in HTTP/2. "
|
||||
func validWireHeaderFieldName(v string) bool {
|
||||
if len(v) == 0 {
|
||||
return false
|
||||
@ -365,8 +365,8 @@ func (s *sorter) SortStrings(ss []string) {
|
||||
// validPseudoPath reports whether v is a valid :path pseudo-header
|
||||
// value. It must be either:
|
||||
//
|
||||
// *) a non-empty string starting with '/'
|
||||
// *) the string '*', for OPTIONS requests.
|
||||
// - a non-empty string starting with '/'
|
||||
// - the string '*', for OPTIONS requests.
|
||||
//
|
||||
// For now this is only used a quick check for deciding when to clean
|
||||
// up Opaque URLs before sending requests from the Transport.
|
||||
|
17
vendor/golang.org/x/net/http2/not_go118.go
generated
vendored
Normal file
17
vendor/golang.org/x/net/http2/not_go118.go
generated
vendored
Normal file
@ -0,0 +1,17 @@
|
||||
// Copyright 2021 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
//go:build !go1.18
|
||||
// +build !go1.18
|
||||
|
||||
package http2
|
||||
|
||||
import (
|
||||
"crypto/tls"
|
||||
"net"
|
||||
)
|
||||
|
||||
func tlsUnderlyingConn(tc *tls.Conn) net.Conn {
|
||||
return nil
|
||||
}
|
462
vendor/golang.org/x/net/http2/server.go
generated
vendored
462
vendor/golang.org/x/net/http2/server.go
generated
vendored
@ -98,6 +98,19 @@ type Server struct {
|
||||
// the HTTP/2 spec's recommendations.
|
||||
MaxConcurrentStreams uint32
|
||||
|
||||
// MaxDecoderHeaderTableSize optionally specifies the http2
|
||||
// SETTINGS_HEADER_TABLE_SIZE to send in the initial settings frame. It
|
||||
// informs the remote endpoint of the maximum size of the header compression
|
||||
// table used to decode header blocks, in octets. If zero, the default value
|
||||
// of 4096 is used.
|
||||
MaxDecoderHeaderTableSize uint32
|
||||
|
||||
// MaxEncoderHeaderTableSize optionally specifies an upper limit for the
|
||||
// header compression table used for encoding request headers. Received
|
||||
// SETTINGS_HEADER_TABLE_SIZE settings are capped at this limit. If zero,
|
||||
// the default value of 4096 is used.
|
||||
MaxEncoderHeaderTableSize uint32
|
||||
|
||||
// MaxReadFrameSize optionally specifies the largest frame
|
||||
// this server is willing to read. A valid value is between
|
||||
// 16k and 16M, inclusive. If zero or otherwise invalid, a
|
||||
@ -143,7 +156,7 @@ type Server struct {
|
||||
}
|
||||
|
||||
func (s *Server) initialConnRecvWindowSize() int32 {
|
||||
if s.MaxUploadBufferPerConnection > initialWindowSize {
|
||||
if s.MaxUploadBufferPerConnection >= initialWindowSize {
|
||||
return s.MaxUploadBufferPerConnection
|
||||
}
|
||||
return 1 << 20
|
||||
@ -170,6 +183,20 @@ func (s *Server) maxConcurrentStreams() uint32 {
|
||||
return defaultMaxStreams
|
||||
}
|
||||
|
||||
func (s *Server) maxDecoderHeaderTableSize() uint32 {
|
||||
if v := s.MaxDecoderHeaderTableSize; v > 0 {
|
||||
return v
|
||||
}
|
||||
return initialHeaderTableSize
|
||||
}
|
||||
|
||||
func (s *Server) maxEncoderHeaderTableSize() uint32 {
|
||||
if v := s.MaxEncoderHeaderTableSize; v > 0 {
|
||||
return v
|
||||
}
|
||||
return initialHeaderTableSize
|
||||
}
|
||||
|
||||
// maxQueuedControlFrames is the maximum number of control frames like
|
||||
// SETTINGS, PING and RST_STREAM that will be queued for writing before
|
||||
// the connection is closed to prevent memory exhaustion attacks.
|
||||
@ -315,6 +342,20 @@ type ServeConnOpts struct {
|
||||
// requests. If nil, BaseConfig.Handler is used. If BaseConfig
|
||||
// or BaseConfig.Handler is nil, http.DefaultServeMux is used.
|
||||
Handler http.Handler
|
||||
|
||||
// UpgradeRequest is an initial request received on a connection
|
||||
// undergoing an h2c upgrade. The request body must have been
|
||||
// completely read from the connection before calling ServeConn,
|
||||
// and the 101 Switching Protocols response written.
|
||||
UpgradeRequest *http.Request
|
||||
|
||||
// Settings is the decoded contents of the HTTP2-Settings header
|
||||
// in an h2c upgrade request.
|
||||
Settings []byte
|
||||
|
||||
// SawClientPreface is set if the HTTP/2 connection preface
|
||||
// has already been read from the connection.
|
||||
SawClientPreface bool
|
||||
}
|
||||
|
||||
func (o *ServeConnOpts) context() context.Context {
|
||||
@ -380,9 +421,9 @@ func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
|
||||
advMaxStreams: s.maxConcurrentStreams(),
|
||||
initialStreamSendWindowSize: initialWindowSize,
|
||||
maxFrameSize: initialMaxFrameSize,
|
||||
headerTableSize: initialHeaderTableSize,
|
||||
serveG: newGoroutineLock(),
|
||||
pushEnabled: true,
|
||||
sawClientPreface: opts.SawClientPreface,
|
||||
}
|
||||
|
||||
s.state.registerConn(sc)
|
||||
@ -400,21 +441,22 @@ func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
|
||||
if s.NewWriteScheduler != nil {
|
||||
sc.writeSched = s.NewWriteScheduler()
|
||||
} else {
|
||||
sc.writeSched = NewRandomWriteScheduler()
|
||||
sc.writeSched = NewPriorityWriteScheduler(nil)
|
||||
}
|
||||
|
||||
// These start at the RFC-specified defaults. If there is a higher
|
||||
// configured value for inflow, that will be updated when we send a
|
||||
// WINDOW_UPDATE shortly after sending SETTINGS.
|
||||
sc.flow.add(initialWindowSize)
|
||||
sc.inflow.add(initialWindowSize)
|
||||
sc.inflow.init(initialWindowSize)
|
||||
sc.hpackEncoder = hpack.NewEncoder(&sc.headerWriteBuf)
|
||||
sc.hpackEncoder.SetMaxDynamicTableSizeLimit(s.maxEncoderHeaderTableSize())
|
||||
|
||||
fr := NewFramer(sc.bw, c)
|
||||
if s.CountError != nil {
|
||||
fr.countError = s.CountError
|
||||
}
|
||||
fr.ReadMetaHeaders = hpack.NewDecoder(initialHeaderTableSize, nil)
|
||||
fr.ReadMetaHeaders = hpack.NewDecoder(s.maxDecoderHeaderTableSize(), nil)
|
||||
fr.MaxHeaderListSize = sc.maxHeaderListSize()
|
||||
fr.SetMaxReadFrameSize(s.maxReadFrameSize())
|
||||
sc.framer = fr
|
||||
@ -465,9 +507,27 @@ func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
|
||||
}
|
||||
}
|
||||
|
||||
if opts.Settings != nil {
|
||||
fr := &SettingsFrame{
|
||||
FrameHeader: FrameHeader{valid: true},
|
||||
p: opts.Settings,
|
||||
}
|
||||
if err := fr.ForeachSetting(sc.processSetting); err != nil {
|
||||
sc.rejectConn(ErrCodeProtocol, "invalid settings")
|
||||
return
|
||||
}
|
||||
opts.Settings = nil
|
||||
}
|
||||
|
||||
if hook := testHookGetServerConn; hook != nil {
|
||||
hook(sc)
|
||||
}
|
||||
|
||||
if opts.UpgradeRequest != nil {
|
||||
sc.upgradeRequest(opts.UpgradeRequest)
|
||||
opts.UpgradeRequest = nil
|
||||
}
|
||||
|
||||
sc.serve()
|
||||
}
|
||||
|
||||
@ -503,8 +563,8 @@ type serverConn struct {
|
||||
wroteFrameCh chan frameWriteResult // from writeFrameAsync -> serve, tickles more frame writes
|
||||
bodyReadCh chan bodyReadMsg // from handlers -> serve
|
||||
serveMsgCh chan interface{} // misc messages & code to send to / run on the serve loop
|
||||
flow flow // conn-wide (not stream-specific) outbound flow control
|
||||
inflow flow // conn-wide inbound flow control
|
||||
flow outflow // conn-wide (not stream-specific) outbound flow control
|
||||
inflow inflow // conn-wide inbound flow control
|
||||
tlsState *tls.ConnectionState // shared by all handlers, like net/http
|
||||
remoteAddrStr string
|
||||
writeSched WriteScheduler
|
||||
@ -512,6 +572,7 @@ type serverConn struct {
|
||||
// Everything following is owned by the serve loop; use serveG.check():
|
||||
serveG goroutineLock // used to verify funcs are on serve()
|
||||
pushEnabled bool
|
||||
sawClientPreface bool // preface has already been read, used in h2c upgrade
|
||||
sawFirstSettings bool // got the initial SETTINGS frame after the preface
|
||||
needToSendSettingsAck bool
|
||||
unackedSettings int // how many SETTINGS have we sent without ACKs?
|
||||
@ -525,9 +586,9 @@ type serverConn struct {
|
||||
streams map[uint32]*stream
|
||||
initialStreamSendWindowSize int32
|
||||
maxFrameSize int32
|
||||
headerTableSize uint32
|
||||
peerMaxHeaderListSize uint32 // zero means unknown (default)
|
||||
canonHeader map[string]string // http2-lower-case -> Go-Canonical-Case
|
||||
canonHeaderKeysSize int // canonHeader keys size in bytes
|
||||
writingFrame bool // started writing a frame (on serve goroutine or separate)
|
||||
writingFrameAsync bool // started a frame on its own goroutine but haven't heard back on wroteFrameCh
|
||||
needsFrameFlush bool // last frame write wasn't a flush
|
||||
@ -580,15 +641,17 @@ type stream struct {
|
||||
cancelCtx func()
|
||||
|
||||
// owned by serverConn's serve loop:
|
||||
bodyBytes int64 // body bytes seen so far
|
||||
declBodyBytes int64 // or -1 if undeclared
|
||||
flow flow // limits writing from Handler to client
|
||||
inflow flow // what the client is allowed to POST/etc to us
|
||||
bodyBytes int64 // body bytes seen so far
|
||||
declBodyBytes int64 // or -1 if undeclared
|
||||
flow outflow // limits writing from Handler to client
|
||||
inflow inflow // what the client is allowed to POST/etc to us
|
||||
state streamState
|
||||
resetQueued bool // RST_STREAM queued for write; set by sc.resetStream
|
||||
gotTrailerHeader bool // HEADER frame for trailers was seen
|
||||
wroteHeaders bool // whether we wrote headers (not status 100)
|
||||
readDeadline *time.Timer // nil if unused
|
||||
writeDeadline *time.Timer // nil if unused
|
||||
closeErr error // set before cw is closed
|
||||
|
||||
trailer http.Header // accumulated trailers
|
||||
reqTrailer http.Header // handler's Request.Trailer
|
||||
@ -704,6 +767,13 @@ func (sc *serverConn) condlogf(err error, format string, args ...interface{}) {
|
||||
}
|
||||
}
|
||||
|
||||
// maxCachedCanonicalHeadersKeysSize is an arbitrarily-chosen limit on the size
|
||||
// of the entries in the canonHeader cache.
|
||||
// This should be larger than the size of unique, uncommon header keys likely to
|
||||
// be sent by the peer, while not so high as to permit unreasonable memory usage
|
||||
// if the peer sends an unbounded number of unique header keys.
|
||||
const maxCachedCanonicalHeadersKeysSize = 2048
|
||||
|
||||
func (sc *serverConn) canonicalHeader(v string) string {
|
||||
sc.serveG.check()
|
||||
buildCommonHeaderMapsOnce()
|
||||
@ -719,7 +789,11 @@ func (sc *serverConn) canonicalHeader(v string) string {
|
||||
sc.canonHeader = make(map[string]string)
|
||||
}
|
||||
cv = http.CanonicalHeaderKey(v)
|
||||
sc.canonHeader[v] = cv
|
||||
size := 100 + len(v)*2 // 100 bytes of map overhead + key + value
|
||||
if sc.canonHeaderKeysSize+size <= maxCachedCanonicalHeadersKeysSize {
|
||||
sc.canonHeader[v] = cv
|
||||
sc.canonHeaderKeysSize += size
|
||||
}
|
||||
return cv
|
||||
}
|
||||
|
||||
@ -769,8 +843,13 @@ type frameWriteResult struct {
|
||||
// and then reports when it's done.
|
||||
// At most one goroutine can be running writeFrameAsync at a time per
|
||||
// serverConn.
|
||||
func (sc *serverConn) writeFrameAsync(wr FrameWriteRequest) {
|
||||
err := wr.write.writeFrame(sc)
|
||||
func (sc *serverConn) writeFrameAsync(wr FrameWriteRequest, wd *writeData) {
|
||||
var err error
|
||||
if wd == nil {
|
||||
err = wr.write.writeFrame(sc)
|
||||
} else {
|
||||
err = sc.framer.endWrite()
|
||||
}
|
||||
sc.wroteFrameCh <- frameWriteResult{wr: wr, err: err}
|
||||
}
|
||||
|
||||
@ -820,6 +899,7 @@ func (sc *serverConn) serve() {
|
||||
{SettingMaxFrameSize, sc.srv.maxReadFrameSize()},
|
||||
{SettingMaxConcurrentStreams, sc.advMaxStreams},
|
||||
{SettingMaxHeaderListSize, sc.maxHeaderListSize()},
|
||||
{SettingHeaderTableSize, sc.srv.maxDecoderHeaderTableSize()},
|
||||
{SettingInitialWindowSize, uint32(sc.srv.initialStreamRecvWindowSize())},
|
||||
},
|
||||
})
|
||||
@ -906,6 +986,8 @@ func (sc *serverConn) serve() {
|
||||
}
|
||||
case *startPushRequest:
|
||||
sc.startPush(v)
|
||||
case func(*serverConn):
|
||||
v(sc)
|
||||
default:
|
||||
panic(fmt.Sprintf("unexpected type %T", v))
|
||||
}
|
||||
@ -966,6 +1048,9 @@ var errPrefaceTimeout = errors.New("timeout waiting for client preface")
|
||||
// returns errPrefaceTimeout on timeout, or an error if the greeting
|
||||
// is invalid.
|
||||
func (sc *serverConn) readPreface() error {
|
||||
if sc.sawClientPreface {
|
||||
return nil
|
||||
}
|
||||
errc := make(chan error, 1)
|
||||
go func() {
|
||||
// Read the client preface
|
||||
@ -1171,9 +1256,16 @@ func (sc *serverConn) startFrameWrite(wr FrameWriteRequest) {
|
||||
sc.writingFrameAsync = false
|
||||
err := wr.write.writeFrame(sc)
|
||||
sc.wroteFrame(frameWriteResult{wr: wr, err: err})
|
||||
} else if wd, ok := wr.write.(*writeData); ok {
|
||||
// Encode the frame in the serve goroutine, to ensure we don't have
|
||||
// any lingering asynchronous references to data passed to Write.
|
||||
// See https://go.dev/issue/58446.
|
||||
sc.framer.startWriteDataPadded(wd.streamID, wd.endStream, wd.p, nil)
|
||||
sc.writingFrameAsync = true
|
||||
go sc.writeFrameAsync(wr, wd)
|
||||
} else {
|
||||
sc.writingFrameAsync = true
|
||||
go sc.writeFrameAsync(wr)
|
||||
go sc.writeFrameAsync(wr, nil)
|
||||
}
|
||||
}
|
||||
|
||||
@ -1326,6 +1418,9 @@ func (sc *serverConn) startGracefulShutdownInternal() {
|
||||
func (sc *serverConn) goAway(code ErrCode) {
|
||||
sc.serveG.check()
|
||||
if sc.inGoAway {
|
||||
if sc.goAwayCode == ErrCodeNo {
|
||||
sc.goAwayCode = code
|
||||
}
|
||||
return
|
||||
}
|
||||
sc.inGoAway = true
|
||||
@ -1413,6 +1508,21 @@ func (sc *serverConn) processFrame(f Frame) error {
|
||||
sc.sawFirstSettings = true
|
||||
}
|
||||
|
||||
// Discard frames for streams initiated after the identified last
|
||||
// stream sent in a GOAWAY, or all frames after sending an error.
|
||||
// We still need to return connection-level flow control for DATA frames.
|
||||
// RFC 9113 Section 6.8.
|
||||
if sc.inGoAway && (sc.goAwayCode != ErrCodeNo || f.Header().StreamID > sc.maxClientStreamID) {
|
||||
|
||||
if f, ok := f.(*DataFrame); ok {
|
||||
if !sc.inflow.take(f.Length) {
|
||||
return sc.countError("data_flow", streamError(f.Header().StreamID, ErrCodeFlowControl))
|
||||
}
|
||||
sc.sendWindowUpdate(nil, int(f.Length)) // conn-level
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
switch f := f.(type) {
|
||||
case *SettingsFrame:
|
||||
return sc.processSettings(f)
|
||||
@ -1455,9 +1565,6 @@ func (sc *serverConn) processPing(f *PingFrame) error {
|
||||
// PROTOCOL_ERROR."
|
||||
return sc.countError("ping_on_stream", ConnectionError(ErrCodeProtocol))
|
||||
}
|
||||
if sc.inGoAway && sc.goAwayCode != ErrCodeNo {
|
||||
return nil
|
||||
}
|
||||
sc.writeFrame(FrameWriteRequest{write: writePingAck{f}})
|
||||
return nil
|
||||
}
|
||||
@ -1519,6 +1626,9 @@ func (sc *serverConn) closeStream(st *stream, err error) {
|
||||
panic(fmt.Sprintf("invariant; can't close stream in state %v", st.state))
|
||||
}
|
||||
st.state = stateClosed
|
||||
if st.readDeadline != nil {
|
||||
st.readDeadline.Stop()
|
||||
}
|
||||
if st.writeDeadline != nil {
|
||||
st.writeDeadline.Stop()
|
||||
}
|
||||
@ -1544,6 +1654,14 @@ func (sc *serverConn) closeStream(st *stream, err error) {
|
||||
|
||||
p.CloseWithError(err)
|
||||
}
|
||||
if e, ok := err.(StreamError); ok {
|
||||
if e.Cause != nil {
|
||||
err = e.Cause
|
||||
} else {
|
||||
err = errStreamClosed
|
||||
}
|
||||
}
|
||||
st.closeErr = err
|
||||
st.cw.Close() // signals Handler's CloseNotifier, unblocks writes, etc
|
||||
sc.writeSched.CloseStream(st.id)
|
||||
}
|
||||
@ -1586,7 +1704,6 @@ func (sc *serverConn) processSetting(s Setting) error {
|
||||
}
|
||||
switch s.ID {
|
||||
case SettingHeaderTableSize:
|
||||
sc.headerTableSize = s.Val
|
||||
sc.hpackEncoder.SetMaxDynamicTableSize(s.Val)
|
||||
case SettingEnablePush:
|
||||
sc.pushEnabled = s.Val != 0
|
||||
@ -1640,16 +1757,6 @@ func (sc *serverConn) processSettingInitialWindowSize(val uint32) error {
|
||||
func (sc *serverConn) processData(f *DataFrame) error {
|
||||
sc.serveG.check()
|
||||
id := f.Header().StreamID
|
||||
if sc.inGoAway && (sc.goAwayCode != ErrCodeNo || id > sc.maxClientStreamID) {
|
||||
// Discard all DATA frames if the GOAWAY is due to an
|
||||
// error, or:
|
||||
//
|
||||
// Section 6.8: After sending a GOAWAY frame, the sender
|
||||
// can discard frames for streams initiated by the
|
||||
// receiver with identifiers higher than the identified
|
||||
// last stream.
|
||||
return nil
|
||||
}
|
||||
|
||||
data := f.Data()
|
||||
state, st := sc.state(id)
|
||||
@ -1680,14 +1787,9 @@ func (sc *serverConn) processData(f *DataFrame) error {
|
||||
// But still enforce their connection-level flow control,
|
||||
// and return any flow control bytes since we're not going
|
||||
// to consume them.
|
||||
if sc.inflow.available() < int32(f.Length) {
|
||||
if !sc.inflow.take(f.Length) {
|
||||
return sc.countError("data_flow", streamError(id, ErrCodeFlowControl))
|
||||
}
|
||||
// Deduct the flow control from inflow, since we're
|
||||
// going to immediately add it back in
|
||||
// sendWindowUpdate, which also schedules sending the
|
||||
// frames.
|
||||
sc.inflow.take(int32(f.Length))
|
||||
sc.sendWindowUpdate(nil, int(f.Length)) // conn-level
|
||||
|
||||
if st != nil && st.resetQueued {
|
||||
@ -1702,6 +1804,11 @@ func (sc *serverConn) processData(f *DataFrame) error {
|
||||
|
||||
// Sender sending more than they'd declared?
|
||||
if st.declBodyBytes != -1 && st.bodyBytes+int64(len(data)) > st.declBodyBytes {
|
||||
if !sc.inflow.take(f.Length) {
|
||||
return sc.countError("data_flow", streamError(id, ErrCodeFlowControl))
|
||||
}
|
||||
sc.sendWindowUpdate(nil, int(f.Length)) // conn-level
|
||||
|
||||
st.body.CloseWithError(fmt.Errorf("sender tried to send more than declared Content-Length of %d bytes", st.declBodyBytes))
|
||||
// RFC 7540, sec 8.1.2.6: A request or response is also malformed if the
|
||||
// value of a content-length header field does not equal the sum of the
|
||||
@ -1710,10 +1817,9 @@ func (sc *serverConn) processData(f *DataFrame) error {
|
||||
}
|
||||
if f.Length > 0 {
|
||||
// Check whether the client has flow control quota.
|
||||
if st.inflow.available() < int32(f.Length) {
|
||||
if !takeInflows(&sc.inflow, &st.inflow, f.Length) {
|
||||
return sc.countError("flow_on_data_length", streamError(id, ErrCodeFlowControl))
|
||||
}
|
||||
st.inflow.take(int32(f.Length))
|
||||
|
||||
if len(data) > 0 {
|
||||
wrote, err := st.body.Write(data)
|
||||
@ -1729,10 +1835,12 @@ func (sc *serverConn) processData(f *DataFrame) error {
|
||||
|
||||
// Return any padded flow control now, since we won't
|
||||
// refund it later on body reads.
|
||||
if pad := int32(f.Length) - int32(len(data)); pad > 0 {
|
||||
sc.sendWindowUpdate32(nil, pad)
|
||||
sc.sendWindowUpdate32(st, pad)
|
||||
}
|
||||
// Call sendWindowUpdate even if there is no padding,
|
||||
// to return buffered flow control credit if the sent
|
||||
// window has shrunk.
|
||||
pad := int32(f.Length) - int32(len(data))
|
||||
sc.sendWindowUpdate32(nil, pad)
|
||||
sc.sendWindowUpdate32(st, pad)
|
||||
}
|
||||
if f.StreamEnded() {
|
||||
st.endStream()
|
||||
@ -1786,19 +1894,27 @@ func (st *stream) copyTrailersToHandlerRequest() {
|
||||
}
|
||||
}
|
||||
|
||||
// onReadTimeout is run on its own goroutine (from time.AfterFunc)
|
||||
// when the stream's ReadTimeout has fired.
|
||||
func (st *stream) onReadTimeout() {
|
||||
// Wrap the ErrDeadlineExceeded to avoid callers depending on us
|
||||
// returning the bare error.
|
||||
st.body.CloseWithError(fmt.Errorf("%w", os.ErrDeadlineExceeded))
|
||||
}
|
||||
|
||||
// onWriteTimeout is run on its own goroutine (from time.AfterFunc)
|
||||
// when the stream's WriteTimeout has fired.
|
||||
func (st *stream) onWriteTimeout() {
|
||||
st.sc.writeFrameFromHandler(FrameWriteRequest{write: streamError(st.id, ErrCodeInternal)})
|
||||
st.sc.writeFrameFromHandler(FrameWriteRequest{write: StreamError{
|
||||
StreamID: st.id,
|
||||
Code: ErrCodeInternal,
|
||||
Cause: os.ErrDeadlineExceeded,
|
||||
}})
|
||||
}
|
||||
|
||||
func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
|
||||
sc.serveG.check()
|
||||
id := f.StreamID
|
||||
if sc.inGoAway {
|
||||
// Ignore.
|
||||
return nil
|
||||
}
|
||||
// http://tools.ietf.org/html/rfc7540#section-5.1.1
|
||||
// Streams initiated by a client MUST use odd-numbered stream
|
||||
// identifiers. [...] An endpoint that receives an unexpected
|
||||
@ -1901,12 +2017,35 @@ func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
|
||||
// (in Go 1.8), though. That's a more sane option anyway.
|
||||
if sc.hs.ReadTimeout != 0 {
|
||||
sc.conn.SetReadDeadline(time.Time{})
|
||||
if st.body != nil {
|
||||
st.readDeadline = time.AfterFunc(sc.hs.ReadTimeout, st.onReadTimeout)
|
||||
}
|
||||
}
|
||||
|
||||
go sc.runHandler(rw, req, handler)
|
||||
return nil
|
||||
}
|
||||
|
||||
func (sc *serverConn) upgradeRequest(req *http.Request) {
|
||||
sc.serveG.check()
|
||||
id := uint32(1)
|
||||
sc.maxClientStreamID = id
|
||||
st := sc.newStream(id, 0, stateHalfClosedRemote)
|
||||
st.reqTrailer = req.Trailer
|
||||
if st.reqTrailer != nil {
|
||||
st.trailer = make(http.Header)
|
||||
}
|
||||
rw := sc.newResponseWriter(st, req)
|
||||
|
||||
// Disable any read deadline set by the net/http package
|
||||
// prior to the upgrade.
|
||||
if sc.hs.ReadTimeout != 0 {
|
||||
sc.conn.SetReadDeadline(time.Time{})
|
||||
}
|
||||
|
||||
go sc.runHandler(rw, req, sc.handler.ServeHTTP)
|
||||
}
|
||||
|
||||
func (st *stream) processTrailerHeaders(f *MetaHeadersFrame) error {
|
||||
sc := st.sc
|
||||
sc.serveG.check()
|
||||
@ -1949,9 +2088,6 @@ func (sc *serverConn) checkPriority(streamID uint32, p PriorityParam) error {
|
||||
}
|
||||
|
||||
func (sc *serverConn) processPriority(f *PriorityFrame) error {
|
||||
if sc.inGoAway {
|
||||
return nil
|
||||
}
|
||||
if err := sc.checkPriority(f.StreamID, f.PriorityParam); err != nil {
|
||||
return err
|
||||
}
|
||||
@ -1976,8 +2112,7 @@ func (sc *serverConn) newStream(id, pusherID uint32, state streamState) *stream
|
||||
st.cw.Init()
|
||||
st.flow.conn = &sc.flow // link to conn-level counter
|
||||
st.flow.add(sc.initialStreamSendWindowSize)
|
||||
st.inflow.conn = &sc.inflow // link to conn-level counter
|
||||
st.inflow.add(sc.srv.initialStreamRecvWindowSize())
|
||||
st.inflow.init(sc.srv.initialStreamRecvWindowSize())
|
||||
if sc.hs.WriteTimeout != 0 {
|
||||
st.writeDeadline = time.AfterFunc(sc.hs.WriteTimeout, st.onWriteTimeout)
|
||||
}
|
||||
@ -2025,12 +2160,6 @@ func (sc *serverConn) newWriterAndRequest(st *stream, f *MetaHeadersFrame) (*res
|
||||
return nil, nil, sc.countError("bad_path_method", streamError(f.StreamID, ErrCodeProtocol))
|
||||
}
|
||||
|
||||
bodyOpen := !f.StreamEnded()
|
||||
if rp.method == "HEAD" && bodyOpen {
|
||||
// HEAD requests can't have bodies
|
||||
return nil, nil, sc.countError("head_body", streamError(f.StreamID, ErrCodeProtocol))
|
||||
}
|
||||
|
||||
rp.header = make(http.Header)
|
||||
for _, hf := range f.RegularFields() {
|
||||
rp.header.Add(sc.canonicalHeader(hf.Name), hf.Value)
|
||||
@ -2043,6 +2172,7 @@ func (sc *serverConn) newWriterAndRequest(st *stream, f *MetaHeadersFrame) (*res
|
||||
if err != nil {
|
||||
return nil, nil, err
|
||||
}
|
||||
bodyOpen := !f.StreamEnded()
|
||||
if bodyOpen {
|
||||
if vv, ok := rp.header["Content-Length"]; ok {
|
||||
if cl, err := strconv.ParseUint(vv[0], 10, 63); err == nil {
|
||||
@ -2074,7 +2204,7 @@ func (sc *serverConn) newWriterAndRequestNoBody(st *stream, rp requestParam) (*r
|
||||
tlsState = sc.tlsState
|
||||
}
|
||||
|
||||
needsContinue := rp.header.Get("Expect") == "100-continue"
|
||||
needsContinue := httpguts.HeaderValuesContainsToken(rp.header["Expect"], "100-continue")
|
||||
if needsContinue {
|
||||
rp.header.Del("Expect")
|
||||
}
|
||||
@ -2137,6 +2267,11 @@ func (sc *serverConn) newWriterAndRequestNoBody(st *stream, rp requestParam) (*r
|
||||
}
|
||||
req = req.WithContext(st.ctx)
|
||||
|
||||
rw := sc.newResponseWriter(st, req)
|
||||
return rw, req, nil
|
||||
}
|
||||
|
||||
func (sc *serverConn) newResponseWriter(st *stream, req *http.Request) *responseWriter {
|
||||
rws := responseWriterStatePool.Get().(*responseWriterState)
|
||||
bwSave := rws.bw
|
||||
*rws = responseWriterState{} // zero all the fields
|
||||
@ -2145,10 +2280,7 @@ func (sc *serverConn) newWriterAndRequestNoBody(st *stream, rp requestParam) (*r
|
||||
rws.bw.Reset(chunkWriter{rws})
|
||||
rws.stream = st
|
||||
rws.req = req
|
||||
rws.body = body
|
||||
|
||||
rw := &responseWriter{rws: rws}
|
||||
return rw, req, nil
|
||||
return &responseWriter{rws: rws}
|
||||
}
|
||||
|
||||
// Run on its own goroutine.
|
||||
@ -2156,6 +2288,9 @@ func (sc *serverConn) runHandler(rw *responseWriter, req *http.Request, handler
|
||||
didPanic := true
|
||||
defer func() {
|
||||
rw.rws.stream.cancelCtx()
|
||||
if req.MultipartForm != nil {
|
||||
req.MultipartForm.RemoveAll()
|
||||
}
|
||||
if didPanic {
|
||||
e := recover()
|
||||
sc.writeFrameFromHandler(FrameWriteRequest{
|
||||
@ -2259,47 +2394,28 @@ func (sc *serverConn) noteBodyRead(st *stream, n int) {
|
||||
}
|
||||
|
||||
// st may be nil for conn-level
|
||||
func (sc *serverConn) sendWindowUpdate(st *stream, n int) {
|
||||
sc.serveG.check()
|
||||
// "The legal range for the increment to the flow control
|
||||
// window is 1 to 2^31-1 (2,147,483,647) octets."
|
||||
// A Go Read call on 64-bit machines could in theory read
|
||||
// a larger Read than this. Very unlikely, but we handle it here
|
||||
// rather than elsewhere for now.
|
||||
const maxUint31 = 1<<31 - 1
|
||||
for n >= maxUint31 {
|
||||
sc.sendWindowUpdate32(st, maxUint31)
|
||||
n -= maxUint31
|
||||
}
|
||||
sc.sendWindowUpdate32(st, int32(n))
|
||||
func (sc *serverConn) sendWindowUpdate32(st *stream, n int32) {
|
||||
sc.sendWindowUpdate(st, int(n))
|
||||
}
|
||||
|
||||
// st may be nil for conn-level
|
||||
func (sc *serverConn) sendWindowUpdate32(st *stream, n int32) {
|
||||
func (sc *serverConn) sendWindowUpdate(st *stream, n int) {
|
||||
sc.serveG.check()
|
||||
if n == 0 {
|
||||
var streamID uint32
|
||||
var send int32
|
||||
if st == nil {
|
||||
send = sc.inflow.add(n)
|
||||
} else {
|
||||
streamID = st.id
|
||||
send = st.inflow.add(n)
|
||||
}
|
||||
if send == 0 {
|
||||
return
|
||||
}
|
||||
if n < 0 {
|
||||
panic("negative update")
|
||||
}
|
||||
var streamID uint32
|
||||
if st != nil {
|
||||
streamID = st.id
|
||||
}
|
||||
sc.writeFrame(FrameWriteRequest{
|
||||
write: writeWindowUpdate{streamID: streamID, n: uint32(n)},
|
||||
write: writeWindowUpdate{streamID: streamID, n: uint32(send)},
|
||||
stream: st,
|
||||
})
|
||||
var ok bool
|
||||
if st == nil {
|
||||
ok = sc.inflow.add(n)
|
||||
} else {
|
||||
ok = st.inflow.add(n)
|
||||
}
|
||||
if !ok {
|
||||
panic("internal error; sent too many window updates without decrements?")
|
||||
}
|
||||
}
|
||||
|
||||
// requestBody is the Handler's Request.Body type.
|
||||
@ -2308,17 +2424,18 @@ type requestBody struct {
|
||||
_ incomparable
|
||||
stream *stream
|
||||
conn *serverConn
|
||||
closed bool // for use by Close only
|
||||
sawEOF bool // for use by Read only
|
||||
pipe *pipe // non-nil if we have a HTTP entity message body
|
||||
needsContinue bool // need to send a 100-continue
|
||||
closeOnce sync.Once // for use by Close only
|
||||
sawEOF bool // for use by Read only
|
||||
pipe *pipe // non-nil if we have a HTTP entity message body
|
||||
needsContinue bool // need to send a 100-continue
|
||||
}
|
||||
|
||||
func (b *requestBody) Close() error {
|
||||
if b.pipe != nil && !b.closed {
|
||||
b.pipe.BreakWithError(errClosedBody)
|
||||
}
|
||||
b.closed = true
|
||||
b.closeOnce.Do(func() {
|
||||
if b.pipe != nil {
|
||||
b.pipe.BreakWithError(errClosedBody)
|
||||
}
|
||||
})
|
||||
return nil
|
||||
}
|
||||
|
||||
@ -2362,7 +2479,6 @@ type responseWriterState struct {
|
||||
// immutable within a request:
|
||||
stream *stream
|
||||
req *http.Request
|
||||
body *requestBody // to close at end of request, if DATA frames didn't
|
||||
conn *serverConn
|
||||
|
||||
// TODO: adjust buffer writing sizes based on server config, frame size updates from peer, etc
|
||||
@ -2387,7 +2503,15 @@ type responseWriterState struct {
|
||||
|
||||
type chunkWriter struct{ rws *responseWriterState }
|
||||
|
||||
func (cw chunkWriter) Write(p []byte) (n int, err error) { return cw.rws.writeChunk(p) }
|
||||
func (cw chunkWriter) Write(p []byte) (n int, err error) {
|
||||
n, err = cw.rws.writeChunk(p)
|
||||
if err == errStreamClosed {
|
||||
// If writing failed because the stream has been closed,
|
||||
// return the reason it was closed.
|
||||
err = cw.rws.stream.closeErr
|
||||
}
|
||||
return n, err
|
||||
}
|
||||
|
||||
func (rws *responseWriterState) hasTrailers() bool { return len(rws.trailers) > 0 }
|
||||
|
||||
@ -2426,6 +2550,10 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
|
||||
rws.writeHeader(200)
|
||||
}
|
||||
|
||||
if rws.handlerDone {
|
||||
rws.promoteUndeclaredTrailers()
|
||||
}
|
||||
|
||||
isHeadResp := rws.req.Method == "HEAD"
|
||||
if !rws.sentHeader {
|
||||
rws.sentHeader = true
|
||||
@ -2497,10 +2625,6 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
|
||||
return 0, nil
|
||||
}
|
||||
|
||||
if rws.handlerDone {
|
||||
rws.promoteUndeclaredTrailers()
|
||||
}
|
||||
|
||||
// only send trailers if they have actually been defined by the
|
||||
// server handler.
|
||||
hasNonemptyTrailers := rws.hasNonemptyTrailers()
|
||||
@ -2538,8 +2662,9 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
|
||||
// prior to the headers being written. If the set of trailers is fixed
|
||||
// or known before the header is written, the normal Go trailers mechanism
|
||||
// is preferred:
|
||||
// https://golang.org/pkg/net/http/#ResponseWriter
|
||||
// https://golang.org/pkg/net/http/#example_ResponseWriter_trailers
|
||||
//
|
||||
// https://golang.org/pkg/net/http/#ResponseWriter
|
||||
// https://golang.org/pkg/net/http/#example_ResponseWriter_trailers
|
||||
const TrailerPrefix = "Trailer:"
|
||||
|
||||
// promoteUndeclaredTrailers permits http.Handlers to set trailers
|
||||
@ -2580,23 +2705,85 @@ func (rws *responseWriterState) promoteUndeclaredTrailers() {
|
||||
}
|
||||
}
|
||||
|
||||
func (w *responseWriter) SetReadDeadline(deadline time.Time) error {
|
||||
st := w.rws.stream
|
||||
if !deadline.IsZero() && deadline.Before(time.Now()) {
|
||||
// If we're setting a deadline in the past, reset the stream immediately
|
||||
// so writes after SetWriteDeadline returns will fail.
|
||||
st.onReadTimeout()
|
||||
return nil
|
||||
}
|
||||
w.rws.conn.sendServeMsg(func(sc *serverConn) {
|
||||
if st.readDeadline != nil {
|
||||
if !st.readDeadline.Stop() {
|
||||
// Deadline already exceeded, or stream has been closed.
|
||||
return
|
||||
}
|
||||
}
|
||||
if deadline.IsZero() {
|
||||
st.readDeadline = nil
|
||||
} else if st.readDeadline == nil {
|
||||
st.readDeadline = time.AfterFunc(deadline.Sub(time.Now()), st.onReadTimeout)
|
||||
} else {
|
||||
st.readDeadline.Reset(deadline.Sub(time.Now()))
|
||||
}
|
||||
})
|
||||
return nil
|
||||
}
|
||||
|
||||
func (w *responseWriter) SetWriteDeadline(deadline time.Time) error {
|
||||
st := w.rws.stream
|
||||
if !deadline.IsZero() && deadline.Before(time.Now()) {
|
||||
// If we're setting a deadline in the past, reset the stream immediately
|
||||
// so writes after SetWriteDeadline returns will fail.
|
||||
st.onWriteTimeout()
|
||||
return nil
|
||||
}
|
||||
w.rws.conn.sendServeMsg(func(sc *serverConn) {
|
||||
if st.writeDeadline != nil {
|
||||
if !st.writeDeadline.Stop() {
|
||||
// Deadline already exceeded, or stream has been closed.
|
||||
return
|
||||
}
|
||||
}
|
||||
if deadline.IsZero() {
|
||||
st.writeDeadline = nil
|
||||
} else if st.writeDeadline == nil {
|
||||
st.writeDeadline = time.AfterFunc(deadline.Sub(time.Now()), st.onWriteTimeout)
|
||||
} else {
|
||||
st.writeDeadline.Reset(deadline.Sub(time.Now()))
|
||||
}
|
||||
})
|
||||
return nil
|
||||
}
|
||||
|
||||
func (w *responseWriter) Flush() {
|
||||
w.FlushError()
|
||||
}
|
||||
|
||||
func (w *responseWriter) FlushError() error {
|
||||
rws := w.rws
|
||||
if rws == nil {
|
||||
panic("Header called after Handler finished")
|
||||
}
|
||||
var err error
|
||||
if rws.bw.Buffered() > 0 {
|
||||
if err := rws.bw.Flush(); err != nil {
|
||||
// Ignore the error. The frame writer already knows.
|
||||
return
|
||||
}
|
||||
err = rws.bw.Flush()
|
||||
} else {
|
||||
// The bufio.Writer won't call chunkWriter.Write
|
||||
// (writeChunk with zero bytes, so we have to do it
|
||||
// ourselves to force the HTTP response header and/or
|
||||
// final DATA frame (with END_STREAM) to be sent.
|
||||
rws.writeChunk(nil)
|
||||
_, err = chunkWriter{rws}.Write(nil)
|
||||
if err == nil {
|
||||
select {
|
||||
case <-rws.stream.cw:
|
||||
err = rws.stream.closeErr
|
||||
default:
|
||||
}
|
||||
}
|
||||
}
|
||||
return err
|
||||
}
|
||||
|
||||
func (w *responseWriter) CloseNotify() <-chan bool {
|
||||
@ -2635,8 +2822,7 @@ func checkWriteHeaderCode(code int) {
|
||||
// Issue 22880: require valid WriteHeader status codes.
|
||||
// For now we only enforce that it's three digits.
|
||||
// In the future we might block things over 599 (600 and above aren't defined
|
||||
// at http://httpwg.org/specs/rfc7231.html#status.codes)
|
||||
// and we might block under 200 (once we have more mature 1xx support).
|
||||
// at http://httpwg.org/specs/rfc7231.html#status.codes).
|
||||
// But for now any three digits.
|
||||
//
|
||||
// We used to send "HTTP/1.1 000 0" on the wire in responses but there's
|
||||
@ -2657,13 +2843,41 @@ func (w *responseWriter) WriteHeader(code int) {
|
||||
}
|
||||
|
||||
func (rws *responseWriterState) writeHeader(code int) {
|
||||
if !rws.wroteHeader {
|
||||
checkWriteHeaderCode(code)
|
||||
rws.wroteHeader = true
|
||||
rws.status = code
|
||||
if len(rws.handlerHeader) > 0 {
|
||||
rws.snapHeader = cloneHeader(rws.handlerHeader)
|
||||
if rws.wroteHeader {
|
||||
return
|
||||
}
|
||||
|
||||
checkWriteHeaderCode(code)
|
||||
|
||||
// Handle informational headers
|
||||
if code >= 100 && code <= 199 {
|
||||
// Per RFC 8297 we must not clear the current header map
|
||||
h := rws.handlerHeader
|
||||
|
||||
_, cl := h["Content-Length"]
|
||||
_, te := h["Transfer-Encoding"]
|
||||
if cl || te {
|
||||
h = h.Clone()
|
||||
h.Del("Content-Length")
|
||||
h.Del("Transfer-Encoding")
|
||||
}
|
||||
|
||||
if rws.conn.writeHeaders(rws.stream, &writeResHeaders{
|
||||
streamID: rws.stream.id,
|
||||
httpResCode: code,
|
||||
h: h,
|
||||
endStream: rws.handlerDone && !rws.hasTrailers(),
|
||||
}) != nil {
|
||||
rws.dirty = true
|
||||
}
|
||||
|
||||
return
|
||||
}
|
||||
|
||||
rws.wroteHeader = true
|
||||
rws.status = code
|
||||
if len(rws.handlerHeader) > 0 {
|
||||
rws.snapHeader = cloneHeader(rws.handlerHeader)
|
||||
}
|
||||
}
|
||||
|
||||
|
450
vendor/golang.org/x/net/http2/transport.go
generated
vendored
450
vendor/golang.org/x/net/http2/transport.go
generated
vendored
@ -16,7 +16,7 @@ import (
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
"io/ioutil"
|
||||
"io/fs"
|
||||
"log"
|
||||
"math"
|
||||
mathrand "math/rand"
|
||||
@ -47,10 +47,6 @@ const (
|
||||
// we buffer per stream.
|
||||
transportDefaultStreamFlow = 4 << 20
|
||||
|
||||
// transportDefaultStreamMinRefresh is the minimum number of bytes we'll send
|
||||
// a stream-level WINDOW_UPDATE for at a time.
|
||||
transportDefaultStreamMinRefresh = 4 << 10
|
||||
|
||||
defaultUserAgent = "Go-http-client/2.0"
|
||||
|
||||
// initialMaxConcurrentStreams is a connections maxConcurrentStreams until
|
||||
@ -68,13 +64,23 @@ const (
|
||||
// A Transport internally caches connections to servers. It is safe
|
||||
// for concurrent use by multiple goroutines.
|
||||
type Transport struct {
|
||||
// DialTLS specifies an optional dial function for creating
|
||||
// TLS connections for requests.
|
||||
// DialTLSContext specifies an optional dial function with context for
|
||||
// creating TLS connections for requests.
|
||||
//
|
||||
// If DialTLS is nil, tls.Dial is used.
|
||||
// If DialTLSContext and DialTLS is nil, tls.Dial is used.
|
||||
//
|
||||
// If the returned net.Conn has a ConnectionState method like tls.Conn,
|
||||
// it will be used to set http.Response.TLS.
|
||||
DialTLSContext func(ctx context.Context, network, addr string, cfg *tls.Config) (net.Conn, error)
|
||||
|
||||
// DialTLS specifies an optional dial function for creating
|
||||
// TLS connections for requests.
|
||||
//
|
||||
// If DialTLSContext and DialTLS is nil, tls.Dial is used.
|
||||
//
|
||||
// Deprecated: Use DialTLSContext instead, which allows the transport
|
||||
// to cancel dials as soon as they are no longer needed.
|
||||
// If both are set, DialTLSContext takes priority.
|
||||
DialTLS func(network, addr string, cfg *tls.Config) (net.Conn, error)
|
||||
|
||||
// TLSClientConfig specifies the TLS configuration to use with
|
||||
@ -108,6 +114,28 @@ type Transport struct {
|
||||
// to mean no limit.
|
||||
MaxHeaderListSize uint32
|
||||
|
||||
// MaxReadFrameSize is the http2 SETTINGS_MAX_FRAME_SIZE to send in the
|
||||
// initial settings frame. It is the size in bytes of the largest frame
|
||||
// payload that the sender is willing to receive. If 0, no setting is
|
||||
// sent, and the value is provided by the peer, which should be 16384
|
||||
// according to the spec:
|
||||
// https://datatracker.ietf.org/doc/html/rfc7540#section-6.5.2.
|
||||
// Values are bounded in the range 16k to 16M.
|
||||
MaxReadFrameSize uint32
|
||||
|
||||
// MaxDecoderHeaderTableSize optionally specifies the http2
|
||||
// SETTINGS_HEADER_TABLE_SIZE to send in the initial settings frame. It
|
||||
// informs the remote endpoint of the maximum size of the header compression
|
||||
// table used to decode header blocks, in octets. If zero, the default value
|
||||
// of 4096 is used.
|
||||
MaxDecoderHeaderTableSize uint32
|
||||
|
||||
// MaxEncoderHeaderTableSize optionally specifies an upper limit for the
|
||||
// header compression table used for encoding request headers. Received
|
||||
// SETTINGS_HEADER_TABLE_SIZE settings are capped at this limit. If zero,
|
||||
// the default value of 4096 is used.
|
||||
MaxEncoderHeaderTableSize uint32
|
||||
|
||||
// StrictMaxConcurrentStreams controls whether the server's
|
||||
// SETTINGS_MAX_CONCURRENT_STREAMS should be respected
|
||||
// globally. If false, new TCP connections are created to the
|
||||
@ -161,6 +189,19 @@ func (t *Transport) maxHeaderListSize() uint32 {
|
||||
return t.MaxHeaderListSize
|
||||
}
|
||||
|
||||
func (t *Transport) maxFrameReadSize() uint32 {
|
||||
if t.MaxReadFrameSize == 0 {
|
||||
return 0 // use the default provided by the peer
|
||||
}
|
||||
if t.MaxReadFrameSize < minMaxFrameSize {
|
||||
return minMaxFrameSize
|
||||
}
|
||||
if t.MaxReadFrameSize > maxFrameSize {
|
||||
return maxFrameSize
|
||||
}
|
||||
return t.MaxReadFrameSize
|
||||
}
|
||||
|
||||
func (t *Transport) disableCompression() bool {
|
||||
return t.DisableCompression || (t.t1 != nil && t.t1.DisableCompression)
|
||||
}
|
||||
@ -249,7 +290,8 @@ func (t *Transport) initConnPool() {
|
||||
// HTTP/2 server.
|
||||
type ClientConn struct {
|
||||
t *Transport
|
||||
tconn net.Conn // usually *tls.Conn, except specialized impls
|
||||
tconn net.Conn // usually *tls.Conn, except specialized impls
|
||||
tconnClosed bool
|
||||
tlsState *tls.ConnectionState // nil only for specialized impls
|
||||
reused uint32 // whether conn is being reused; atomic
|
||||
singleUse bool // whether being used for a single http.Request
|
||||
@ -264,8 +306,8 @@ type ClientConn struct {
|
||||
|
||||
mu sync.Mutex // guards following
|
||||
cond *sync.Cond // hold mu; broadcast on flow/closed changes
|
||||
flow flow // our conn-level flow control quota (cs.flow is per stream)
|
||||
inflow flow // peer's conn-level flow control
|
||||
flow outflow // our conn-level flow control quota (cs.outflow is per stream)
|
||||
inflow inflow // peer's conn-level flow control
|
||||
doNotReuse bool // whether conn is marked to not be reused for any future requests
|
||||
closing bool
|
||||
closed bool
|
||||
@ -282,10 +324,11 @@ type ClientConn struct {
|
||||
lastActive time.Time
|
||||
lastIdle time.Time // time last idle
|
||||
// Settings from peer: (also guarded by wmu)
|
||||
maxFrameSize uint32
|
||||
maxConcurrentStreams uint32
|
||||
peerMaxHeaderListSize uint64
|
||||
initialWindowSize uint32
|
||||
maxFrameSize uint32
|
||||
maxConcurrentStreams uint32
|
||||
peerMaxHeaderListSize uint64
|
||||
peerMaxHeaderTableSize uint32
|
||||
initialWindowSize uint32
|
||||
|
||||
// reqHeaderMu is a 1-element semaphore channel controlling access to sending new requests.
|
||||
// Write to reqHeaderMu to lock it, read from it to unlock.
|
||||
@ -329,14 +372,14 @@ type clientStream struct {
|
||||
respHeaderRecv chan struct{} // closed when headers are received
|
||||
res *http.Response // set if respHeaderRecv is closed
|
||||
|
||||
flow flow // guarded by cc.mu
|
||||
inflow flow // guarded by cc.mu
|
||||
bytesRemain int64 // -1 means unknown; owned by transportResponseBody.Read
|
||||
readErr error // sticky read error; owned by transportResponseBody.Read
|
||||
flow outflow // guarded by cc.mu
|
||||
inflow inflow // guarded by cc.mu
|
||||
bytesRemain int64 // -1 means unknown; owned by transportResponseBody.Read
|
||||
readErr error // sticky read error; owned by transportResponseBody.Read
|
||||
|
||||
reqBody io.ReadCloser
|
||||
reqBodyContentLength int64 // -1 means unknown
|
||||
reqBodyClosed bool // body has been closed; guarded by cc.mu
|
||||
reqBodyContentLength int64 // -1 means unknown
|
||||
reqBodyClosed chan struct{} // guarded by cc.mu; non-nil on Close, closed when done
|
||||
|
||||
// owned by writeRequest:
|
||||
sentEndStream bool // sent an END_STREAM flag to the peer
|
||||
@ -376,9 +419,8 @@ func (cs *clientStream) abortStreamLocked(err error) {
|
||||
cs.abortErr = err
|
||||
close(cs.abort)
|
||||
})
|
||||
if cs.reqBody != nil && !cs.reqBodyClosed {
|
||||
cs.reqBody.Close()
|
||||
cs.reqBodyClosed = true
|
||||
if cs.reqBody != nil {
|
||||
cs.closeReqBodyLocked()
|
||||
}
|
||||
// TODO(dneil): Clean up tests where cs.cc.cond is nil.
|
||||
if cs.cc.cond != nil {
|
||||
@ -391,13 +433,24 @@ func (cs *clientStream) abortRequestBodyWrite() {
|
||||
cc := cs.cc
|
||||
cc.mu.Lock()
|
||||
defer cc.mu.Unlock()
|
||||
if cs.reqBody != nil && !cs.reqBodyClosed {
|
||||
cs.reqBody.Close()
|
||||
cs.reqBodyClosed = true
|
||||
if cs.reqBody != nil && cs.reqBodyClosed == nil {
|
||||
cs.closeReqBodyLocked()
|
||||
cc.cond.Broadcast()
|
||||
}
|
||||
}
|
||||
|
||||
func (cs *clientStream) closeReqBodyLocked() {
|
||||
if cs.reqBodyClosed != nil {
|
||||
return
|
||||
}
|
||||
cs.reqBodyClosed = make(chan struct{})
|
||||
reqBodyClosed := cs.reqBodyClosed
|
||||
go func() {
|
||||
cs.reqBody.Close()
|
||||
close(reqBodyClosed)
|
||||
}()
|
||||
}
|
||||
|
||||
type stickyErrWriter struct {
|
||||
conn net.Conn
|
||||
timeout time.Duration
|
||||
@ -481,6 +534,15 @@ func authorityAddr(scheme string, authority string) (addr string) {
|
||||
return net.JoinHostPort(host, port)
|
||||
}
|
||||
|
||||
var retryBackoffHook func(time.Duration) *time.Timer
|
||||
|
||||
func backoffNewTimer(d time.Duration) *time.Timer {
|
||||
if retryBackoffHook != nil {
|
||||
return retryBackoffHook(d)
|
||||
}
|
||||
return time.NewTimer(d)
|
||||
}
|
||||
|
||||
// RoundTripOpt is like RoundTrip, but takes options.
|
||||
func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Response, error) {
|
||||
if !(req.URL.Scheme == "https" || (req.URL.Scheme == "http" && t.AllowHTTP)) {
|
||||
@ -501,14 +563,19 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res
|
||||
if req, err = shouldRetryRequest(req, err); err == nil {
|
||||
// After the first retry, do exponential backoff with 10% jitter.
|
||||
if retry == 0 {
|
||||
t.vlogf("RoundTrip retrying after failure: %v", err)
|
||||
continue
|
||||
}
|
||||
backoff := float64(uint(1) << (uint(retry) - 1))
|
||||
backoff += backoff * (0.1 * mathrand.Float64())
|
||||
d := time.Second * time.Duration(backoff)
|
||||
timer := backoffNewTimer(d)
|
||||
select {
|
||||
case <-time.After(time.Second * time.Duration(backoff)):
|
||||
case <-timer.C:
|
||||
t.vlogf("RoundTrip retrying after failure: %v", err)
|
||||
continue
|
||||
case <-req.Context().Done():
|
||||
timer.Stop()
|
||||
err = req.Context().Err()
|
||||
}
|
||||
}
|
||||
@ -591,7 +658,7 @@ func (t *Transport) dialClientConn(ctx context.Context, addr string, singleUse b
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
tconn, err := t.dialTLS(ctx)("tcp", addr, t.newTLSConfig(host))
|
||||
tconn, err := t.dialTLS(ctx, "tcp", addr, t.newTLSConfig(host))
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
@ -612,24 +679,25 @@ func (t *Transport) newTLSConfig(host string) *tls.Config {
|
||||
return cfg
|
||||
}
|
||||
|
||||
func (t *Transport) dialTLS(ctx context.Context) func(string, string, *tls.Config) (net.Conn, error) {
|
||||
if t.DialTLS != nil {
|
||||
return t.DialTLS
|
||||
func (t *Transport) dialTLS(ctx context.Context, network, addr string, tlsCfg *tls.Config) (net.Conn, error) {
|
||||
if t.DialTLSContext != nil {
|
||||
return t.DialTLSContext(ctx, network, addr, tlsCfg)
|
||||
} else if t.DialTLS != nil {
|
||||
return t.DialTLS(network, addr, tlsCfg)
|
||||
}
|
||||
return func(network, addr string, cfg *tls.Config) (net.Conn, error) {
|
||||
tlsCn, err := t.dialTLSWithContext(ctx, network, addr, cfg)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
state := tlsCn.ConnectionState()
|
||||
if p := state.NegotiatedProtocol; p != NextProtoTLS {
|
||||
return nil, fmt.Errorf("http2: unexpected ALPN protocol %q; want %q", p, NextProtoTLS)
|
||||
}
|
||||
if !state.NegotiatedProtocolIsMutual {
|
||||
return nil, errors.New("http2: could not negotiate protocol mutually")
|
||||
}
|
||||
return tlsCn, nil
|
||||
|
||||
tlsCn, err := t.dialTLSWithContext(ctx, network, addr, tlsCfg)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
state := tlsCn.ConnectionState()
|
||||
if p := state.NegotiatedProtocol; p != NextProtoTLS {
|
||||
return nil, fmt.Errorf("http2: unexpected ALPN protocol %q; want %q", p, NextProtoTLS)
|
||||
}
|
||||
if !state.NegotiatedProtocolIsMutual {
|
||||
return nil, errors.New("http2: could not negotiate protocol mutually")
|
||||
}
|
||||
return tlsCn, nil
|
||||
}
|
||||
|
||||
// disableKeepAlives reports whether connections should be closed as
|
||||
@ -645,6 +713,20 @@ func (t *Transport) expectContinueTimeout() time.Duration {
|
||||
return t.t1.ExpectContinueTimeout
|
||||
}
|
||||
|
||||
func (t *Transport) maxDecoderHeaderTableSize() uint32 {
|
||||
if v := t.MaxDecoderHeaderTableSize; v > 0 {
|
||||
return v
|
||||
}
|
||||
return initialHeaderTableSize
|
||||
}
|
||||
|
||||
func (t *Transport) maxEncoderHeaderTableSize() uint32 {
|
||||
if v := t.MaxEncoderHeaderTableSize; v > 0 {
|
||||
return v
|
||||
}
|
||||
return initialHeaderTableSize
|
||||
}
|
||||
|
||||
func (t *Transport) NewClientConn(c net.Conn) (*ClientConn, error) {
|
||||
return t.newClientConn(c, t.disableKeepAlives())
|
||||
}
|
||||
@ -685,15 +767,19 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro
|
||||
})
|
||||
cc.br = bufio.NewReader(c)
|
||||
cc.fr = NewFramer(cc.bw, cc.br)
|
||||
if t.maxFrameReadSize() != 0 {
|
||||
cc.fr.SetMaxReadFrameSize(t.maxFrameReadSize())
|
||||
}
|
||||
if t.CountError != nil {
|
||||
cc.fr.countError = t.CountError
|
||||
}
|
||||
cc.fr.ReadMetaHeaders = hpack.NewDecoder(initialHeaderTableSize, nil)
|
||||
maxHeaderTableSize := t.maxDecoderHeaderTableSize()
|
||||
cc.fr.ReadMetaHeaders = hpack.NewDecoder(maxHeaderTableSize, nil)
|
||||
cc.fr.MaxHeaderListSize = t.maxHeaderListSize()
|
||||
|
||||
// TODO: SetMaxDynamicTableSize, SetMaxDynamicTableSizeLimit on
|
||||
// henc in response to SETTINGS frames?
|
||||
cc.henc = hpack.NewEncoder(&cc.hbuf)
|
||||
cc.henc.SetMaxDynamicTableSizeLimit(t.maxEncoderHeaderTableSize())
|
||||
cc.peerMaxHeaderTableSize = initialHeaderTableSize
|
||||
|
||||
if t.AllowHTTP {
|
||||
cc.nextStreamID = 3
|
||||
@ -708,14 +794,20 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro
|
||||
{ID: SettingEnablePush, Val: 0},
|
||||
{ID: SettingInitialWindowSize, Val: transportDefaultStreamFlow},
|
||||
}
|
||||
if max := t.maxFrameReadSize(); max != 0 {
|
||||
initialSettings = append(initialSettings, Setting{ID: SettingMaxFrameSize, Val: max})
|
||||
}
|
||||
if max := t.maxHeaderListSize(); max != 0 {
|
||||
initialSettings = append(initialSettings, Setting{ID: SettingMaxHeaderListSize, Val: max})
|
||||
}
|
||||
if maxHeaderTableSize != initialHeaderTableSize {
|
||||
initialSettings = append(initialSettings, Setting{ID: SettingHeaderTableSize, Val: maxHeaderTableSize})
|
||||
}
|
||||
|
||||
cc.bw.Write(clientPreface)
|
||||
cc.fr.WriteSettings(initialSettings...)
|
||||
cc.fr.WriteWindowUpdate(0, transportDefaultConnFlow)
|
||||
cc.inflow.add(transportDefaultConnFlow + initialWindowSize)
|
||||
cc.inflow.init(transportDefaultConnFlow + initialWindowSize)
|
||||
cc.bw.Flush()
|
||||
if cc.werr != nil {
|
||||
cc.Close()
|
||||
@ -732,11 +824,13 @@ func (cc *ClientConn) healthCheck() {
|
||||
// trigger the healthCheck again if there is no frame received.
|
||||
ctx, cancel := context.WithTimeout(context.Background(), pingTimeout)
|
||||
defer cancel()
|
||||
cc.vlogf("http2: Transport sending health check")
|
||||
err := cc.Ping(ctx)
|
||||
if err != nil {
|
||||
cc.vlogf("http2: Transport health check failure: %v", err)
|
||||
cc.closeForLostPing()
|
||||
cc.t.connPool().MarkDead(cc)
|
||||
return
|
||||
} else {
|
||||
cc.vlogf("http2: Transport health check success")
|
||||
}
|
||||
}
|
||||
|
||||
@ -907,6 +1001,24 @@ func (cc *ClientConn) onIdleTimeout() {
|
||||
cc.closeIfIdle()
|
||||
}
|
||||
|
||||
func (cc *ClientConn) closeConn() {
|
||||
t := time.AfterFunc(250*time.Millisecond, cc.forceCloseConn)
|
||||
defer t.Stop()
|
||||
cc.tconn.Close()
|
||||
}
|
||||
|
||||
// A tls.Conn.Close can hang for a long time if the peer is unresponsive.
|
||||
// Try to shut it down more aggressively.
|
||||
func (cc *ClientConn) forceCloseConn() {
|
||||
tc, ok := cc.tconn.(*tls.Conn)
|
||||
if !ok {
|
||||
return
|
||||
}
|
||||
if nc := tlsUnderlyingConn(tc); nc != nil {
|
||||
nc.Close()
|
||||
}
|
||||
}
|
||||
|
||||
func (cc *ClientConn) closeIfIdle() {
|
||||
cc.mu.Lock()
|
||||
if len(cc.streams) > 0 || cc.streamsReserved > 0 {
|
||||
@ -921,7 +1033,7 @@ func (cc *ClientConn) closeIfIdle() {
|
||||
if VerboseLogs {
|
||||
cc.vlogf("http2: Transport closing idle conn %p (forSingleUse=%v, maxStream=%v)", cc, cc.singleUse, nextID-2)
|
||||
}
|
||||
cc.tconn.Close()
|
||||
cc.closeConn()
|
||||
}
|
||||
|
||||
func (cc *ClientConn) isDoNotReuseAndIdle() bool {
|
||||
@ -938,7 +1050,7 @@ func (cc *ClientConn) Shutdown(ctx context.Context) error {
|
||||
return err
|
||||
}
|
||||
// Wait for all in-flight streams to complete or connection to close
|
||||
done := make(chan error, 1)
|
||||
done := make(chan struct{})
|
||||
cancelled := false // guarded by cc.mu
|
||||
go func() {
|
||||
cc.mu.Lock()
|
||||
@ -946,7 +1058,7 @@ func (cc *ClientConn) Shutdown(ctx context.Context) error {
|
||||
for {
|
||||
if len(cc.streams) == 0 || cc.closed {
|
||||
cc.closed = true
|
||||
done <- cc.tconn.Close()
|
||||
close(done)
|
||||
break
|
||||
}
|
||||
if cancelled {
|
||||
@ -957,8 +1069,9 @@ func (cc *ClientConn) Shutdown(ctx context.Context) error {
|
||||
}()
|
||||
shutdownEnterWaitStateHook()
|
||||
select {
|
||||
case err := <-done:
|
||||
return err
|
||||
case <-done:
|
||||
cc.closeConn()
|
||||
return nil
|
||||
case <-ctx.Done():
|
||||
cc.mu.Lock()
|
||||
// Free the goroutine above
|
||||
@ -995,15 +1108,15 @@ func (cc *ClientConn) sendGoAway() error {
|
||||
|
||||
// closes the client connection immediately. In-flight requests are interrupted.
|
||||
// err is sent to streams.
|
||||
func (cc *ClientConn) closeForError(err error) error {
|
||||
func (cc *ClientConn) closeForError(err error) {
|
||||
cc.mu.Lock()
|
||||
cc.closed = true
|
||||
for _, cs := range cc.streams {
|
||||
cs.abortStreamLocked(err)
|
||||
}
|
||||
defer cc.cond.Broadcast()
|
||||
defer cc.mu.Unlock()
|
||||
return cc.tconn.Close()
|
||||
cc.cond.Broadcast()
|
||||
cc.mu.Unlock()
|
||||
cc.closeConn()
|
||||
}
|
||||
|
||||
// Close closes the client connection immediately.
|
||||
@ -1011,16 +1124,17 @@ func (cc *ClientConn) closeForError(err error) error {
|
||||
// In-flight requests are interrupted. For a graceful shutdown, use Shutdown instead.
|
||||
func (cc *ClientConn) Close() error {
|
||||
err := errors.New("http2: client connection force closed via ClientConn.Close")
|
||||
return cc.closeForError(err)
|
||||
cc.closeForError(err)
|
||||
return nil
|
||||
}
|
||||
|
||||
// closes the client connection immediately. In-flight requests are interrupted.
|
||||
func (cc *ClientConn) closeForLostPing() error {
|
||||
func (cc *ClientConn) closeForLostPing() {
|
||||
err := errors.New("http2: client connection lost")
|
||||
if f := cc.t.CountError; f != nil {
|
||||
f("conn_close_lost_ping")
|
||||
}
|
||||
return cc.closeForError(err)
|
||||
cc.closeForError(err)
|
||||
}
|
||||
|
||||
// errRequestCanceled is a copy of net/http's errRequestCanceled because it's not
|
||||
@ -1030,7 +1144,7 @@ var errRequestCanceled = errors.New("net/http: request canceled")
|
||||
func commaSeparatedTrailers(req *http.Request) (string, error) {
|
||||
keys := make([]string, 0, len(req.Trailer))
|
||||
for k := range req.Trailer {
|
||||
k = http.CanonicalHeaderKey(k)
|
||||
k = canonicalHeader(k)
|
||||
switch k {
|
||||
case "Transfer-Encoding", "Trailer", "Content-Length":
|
||||
return "", fmt.Errorf("invalid Trailer key %q", k)
|
||||
@ -1124,36 +1238,49 @@ func (cc *ClientConn) RoundTrip(req *http.Request) (*http.Response, error) {
|
||||
}
|
||||
}
|
||||
|
||||
handleResponseHeaders := func() (*http.Response, error) {
|
||||
res := cs.res
|
||||
if res.StatusCode > 299 {
|
||||
// On error or status code 3xx, 4xx, 5xx, etc abort any
|
||||
// ongoing write, assuming that the server doesn't care
|
||||
// about our request body. If the server replied with 1xx or
|
||||
// 2xx, however, then assume the server DOES potentially
|
||||
// want our body (e.g. full-duplex streaming:
|
||||
// golang.org/issue/13444). If it turns out the server
|
||||
// doesn't, they'll RST_STREAM us soon enough. This is a
|
||||
// heuristic to avoid adding knobs to Transport. Hopefully
|
||||
// we can keep it.
|
||||
cs.abortRequestBodyWrite()
|
||||
}
|
||||
res.Request = req
|
||||
res.TLS = cc.tlsState
|
||||
if res.Body == noBody && actualContentLength(req) == 0 {
|
||||
// If there isn't a request or response body still being
|
||||
// written, then wait for the stream to be closed before
|
||||
// RoundTrip returns.
|
||||
if err := waitDone(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
return res, nil
|
||||
}
|
||||
|
||||
for {
|
||||
select {
|
||||
case <-cs.respHeaderRecv:
|
||||
res := cs.res
|
||||
if res.StatusCode > 299 {
|
||||
// On error or status code 3xx, 4xx, 5xx, etc abort any
|
||||
// ongoing write, assuming that the server doesn't care
|
||||
// about our request body. If the server replied with 1xx or
|
||||
// 2xx, however, then assume the server DOES potentially
|
||||
// want our body (e.g. full-duplex streaming:
|
||||
// golang.org/issue/13444). If it turns out the server
|
||||
// doesn't, they'll RST_STREAM us soon enough. This is a
|
||||
// heuristic to avoid adding knobs to Transport. Hopefully
|
||||
// we can keep it.
|
||||
cs.abortRequestBodyWrite()
|
||||
}
|
||||
res.Request = req
|
||||
res.TLS = cc.tlsState
|
||||
if res.Body == noBody && actualContentLength(req) == 0 {
|
||||
// If there isn't a request or response body still being
|
||||
// written, then wait for the stream to be closed before
|
||||
// RoundTrip returns.
|
||||
if err := waitDone(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
return res, nil
|
||||
return handleResponseHeaders()
|
||||
case <-cs.abort:
|
||||
waitDone()
|
||||
return nil, cs.abortErr
|
||||
select {
|
||||
case <-cs.respHeaderRecv:
|
||||
// If both cs.respHeaderRecv and cs.abort are signaling,
|
||||
// pick respHeaderRecv. The server probably wrote the
|
||||
// response and immediately reset the stream.
|
||||
// golang.org/issue/49645
|
||||
return handleResponseHeaders()
|
||||
default:
|
||||
waitDone()
|
||||
return nil, cs.abortErr
|
||||
}
|
||||
case <-ctx.Done():
|
||||
err := ctx.Err()
|
||||
cs.abortStream(err)
|
||||
@ -1239,12 +1366,12 @@ func (cs *clientStream) writeRequest(req *http.Request) (err error) {
|
||||
}
|
||||
|
||||
continueTimeout := cc.t.expectContinueTimeout()
|
||||
if continueTimeout != 0 &&
|
||||
!httpguts.HeaderValuesContainsToken(
|
||||
req.Header["Expect"],
|
||||
"100-continue") {
|
||||
continueTimeout = 0
|
||||
cs.on100 = make(chan struct{}, 1)
|
||||
if continueTimeout != 0 {
|
||||
if !httpguts.HeaderValuesContainsToken(req.Header["Expect"], "100-continue") {
|
||||
continueTimeout = 0
|
||||
} else {
|
||||
cs.on100 = make(chan struct{}, 1)
|
||||
}
|
||||
}
|
||||
|
||||
// Past this point (where we send request headers), it is possible for
|
||||
@ -1313,6 +1440,7 @@ func (cs *clientStream) writeRequest(req *http.Request) (err error) {
|
||||
case <-respHeaderTimer:
|
||||
return errTimeout
|
||||
case <-respHeaderRecv:
|
||||
respHeaderRecv = nil
|
||||
respHeaderTimer = nil // keep waiting for END_STREAM
|
||||
case <-cs.abort:
|
||||
return cs.abortErr
|
||||
@ -1384,11 +1512,19 @@ func (cs *clientStream) cleanupWriteRequest(err error) {
|
||||
// and in multiple cases: server replies <=299 and >299
|
||||
// while still writing request body
|
||||
cc.mu.Lock()
|
||||
mustCloseBody := false
|
||||
if cs.reqBody != nil && cs.reqBodyClosed == nil {
|
||||
mustCloseBody = true
|
||||
cs.reqBodyClosed = make(chan struct{})
|
||||
}
|
||||
bodyClosed := cs.reqBodyClosed
|
||||
cs.reqBodyClosed = true
|
||||
cc.mu.Unlock()
|
||||
if !bodyClosed && cs.reqBody != nil {
|
||||
if mustCloseBody {
|
||||
cs.reqBody.Close()
|
||||
close(bodyClosed)
|
||||
}
|
||||
if bodyClosed != nil {
|
||||
<-bodyClosed
|
||||
}
|
||||
|
||||
if err != nil && cs.sentEndStream {
|
||||
@ -1433,7 +1569,7 @@ func (cs *clientStream) cleanupWriteRequest(err error) {
|
||||
close(cs.donec)
|
||||
}
|
||||
|
||||
// awaitOpenSlotForStream waits until len(streams) < maxConcurrentStreams.
|
||||
// awaitOpenSlotForStreamLocked waits until len(streams) < maxConcurrentStreams.
|
||||
// Must hold cc.mu.
|
||||
func (cc *ClientConn) awaitOpenSlotForStreamLocked(cs *clientStream) error {
|
||||
for {
|
||||
@ -1545,7 +1681,7 @@ func (cs *clientStream) writeRequestBody(req *http.Request) (err error) {
|
||||
|
||||
var sawEOF bool
|
||||
for !sawEOF {
|
||||
n, err := body.Read(buf[:len(buf)])
|
||||
n, err := body.Read(buf)
|
||||
if hasContentLen {
|
||||
remainLen -= int64(n)
|
||||
if remainLen == 0 && err == nil {
|
||||
@ -1568,7 +1704,7 @@ func (cs *clientStream) writeRequestBody(req *http.Request) (err error) {
|
||||
}
|
||||
if err != nil {
|
||||
cc.mu.Lock()
|
||||
bodyClosed := cs.reqBodyClosed
|
||||
bodyClosed := cs.reqBodyClosed != nil
|
||||
cc.mu.Unlock()
|
||||
switch {
|
||||
case bodyClosed:
|
||||
@ -1663,7 +1799,7 @@ func (cs *clientStream) awaitFlowControl(maxBytes int) (taken int32, err error)
|
||||
if cc.closed {
|
||||
return 0, errClientConnClosed
|
||||
}
|
||||
if cs.reqBodyClosed {
|
||||
if cs.reqBodyClosed != nil {
|
||||
return 0, errStopReqBodyWrite
|
||||
}
|
||||
select {
|
||||
@ -1734,7 +1870,8 @@ func (cc *ClientConn) encodeHeaders(req *http.Request, addGzipHeader bool, trail
|
||||
}
|
||||
for _, v := range vv {
|
||||
if !httpguts.ValidHeaderFieldValue(v) {
|
||||
return nil, fmt.Errorf("invalid HTTP header value %q for header %q", v, k)
|
||||
// Don't include the value in the error, because it may be sensitive.
|
||||
return nil, fmt.Errorf("invalid HTTP header value for header %q", k)
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -1847,7 +1984,7 @@ func (cc *ClientConn) encodeHeaders(req *http.Request, addGzipHeader bool, trail
|
||||
|
||||
// Header list size is ok. Write the headers.
|
||||
enumerateHeaders(func(name, value string) {
|
||||
name, ascii := asciiToLower(name)
|
||||
name, ascii := lowerHeader(name)
|
||||
if !ascii {
|
||||
// Skip writing invalid headers. Per RFC 7540, Section 8.1.2, header
|
||||
// field names have to be ASCII characters (just as in HTTP/1.x).
|
||||
@ -1900,7 +2037,7 @@ func (cc *ClientConn) encodeTrailers(trailer http.Header) ([]byte, error) {
|
||||
}
|
||||
|
||||
for k, vv := range trailer {
|
||||
lowKey, ascii := asciiToLower(k)
|
||||
lowKey, ascii := lowerHeader(k)
|
||||
if !ascii {
|
||||
// Skip writing invalid headers. Per RFC 7540, Section 8.1.2, header
|
||||
// field names have to be ASCII characters (just as in HTTP/1.x).
|
||||
@ -1932,8 +2069,7 @@ type resAndError struct {
|
||||
func (cc *ClientConn) addStreamLocked(cs *clientStream) {
|
||||
cs.flow.add(int32(cc.initialWindowSize))
|
||||
cs.flow.setConnFlow(&cc.flow)
|
||||
cs.inflow.add(transportDefaultStreamFlow)
|
||||
cs.inflow.setConnFlow(&cc.inflow)
|
||||
cs.inflow.init(transportDefaultStreamFlow)
|
||||
cs.ID = cc.nextStreamID
|
||||
cc.nextStreamID += 2
|
||||
cc.streams[cs.ID] = cs
|
||||
@ -1958,13 +2094,13 @@ func (cc *ClientConn) forgetStreamID(id uint32) {
|
||||
// wake up RoundTrip if there is a pending request.
|
||||
cc.cond.Broadcast()
|
||||
|
||||
closeOnIdle := cc.singleUse || cc.doNotReuse || cc.t.disableKeepAlives()
|
||||
closeOnIdle := cc.singleUse || cc.doNotReuse || cc.t.disableKeepAlives() || cc.goAway != nil
|
||||
if closeOnIdle && cc.streamsReserved == 0 && len(cc.streams) == 0 {
|
||||
if VerboseLogs {
|
||||
cc.vlogf("http2: Transport closing idle conn %p (forSingleUse=%v, maxStream=%v)", cc, cc.singleUse, cc.nextStreamID-2)
|
||||
}
|
||||
cc.closed = true
|
||||
defer cc.tconn.Close()
|
||||
defer cc.closeConn()
|
||||
}
|
||||
|
||||
cc.mu.Unlock()
|
||||
@ -2011,8 +2147,8 @@ func isEOFOrNetReadError(err error) bool {
|
||||
|
||||
func (rl *clientConnReadLoop) cleanup() {
|
||||
cc := rl.cc
|
||||
defer cc.tconn.Close()
|
||||
defer cc.t.connPool().MarkDead(cc)
|
||||
cc.t.connPool().MarkDead(cc)
|
||||
defer cc.closeConn()
|
||||
defer close(cc.readerDone)
|
||||
|
||||
if cc.idleTimer != nil {
|
||||
@ -2034,6 +2170,7 @@ func (rl *clientConnReadLoop) cleanup() {
|
||||
err = io.ErrUnexpectedEOF
|
||||
}
|
||||
cc.closed = true
|
||||
|
||||
for _, cs := range cc.streams {
|
||||
select {
|
||||
case <-cs.peerClosed:
|
||||
@ -2232,7 +2369,7 @@ func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFra
|
||||
Status: status + " " + http.StatusText(statusCode),
|
||||
}
|
||||
for _, hf := range regularFields {
|
||||
key := http.CanonicalHeaderKey(hf.Name)
|
||||
key := canonicalHeader(hf.Name)
|
||||
if key == "Trailer" {
|
||||
t := res.Trailer
|
||||
if t == nil {
|
||||
@ -2240,7 +2377,7 @@ func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFra
|
||||
res.Trailer = t
|
||||
}
|
||||
foreachHeaderElement(hf.Value, func(v string) {
|
||||
t[http.CanonicalHeaderKey(v)] = nil
|
||||
t[canonicalHeader(v)] = nil
|
||||
})
|
||||
} else {
|
||||
vv := header[key]
|
||||
@ -2345,7 +2482,7 @@ func (rl *clientConnReadLoop) processTrailers(cs *clientStream, f *MetaHeadersFr
|
||||
|
||||
trailer := make(http.Header)
|
||||
for _, hf := range f.RegularFields() {
|
||||
key := http.CanonicalHeaderKey(hf.Name)
|
||||
key := canonicalHeader(hf.Name)
|
||||
trailer[key] = append(trailer[key], hf.Value)
|
||||
}
|
||||
cs.trailer = trailer
|
||||
@ -2391,21 +2528,10 @@ func (b transportResponseBody) Read(p []byte) (n int, err error) {
|
||||
}
|
||||
|
||||
cc.mu.Lock()
|
||||
var connAdd, streamAdd int32
|
||||
// Check the conn-level first, before the stream-level.
|
||||
if v := cc.inflow.available(); v < transportDefaultConnFlow/2 {
|
||||
connAdd = transportDefaultConnFlow - v
|
||||
cc.inflow.add(connAdd)
|
||||
}
|
||||
connAdd := cc.inflow.add(n)
|
||||
var streamAdd int32
|
||||
if err == nil { // No need to refresh if the stream is over or failed.
|
||||
// Consider any buffered body data (read from the conn but not
|
||||
// consumed by the client) when computing flow control for this
|
||||
// stream.
|
||||
v := int(cs.inflow.available()) + cs.bufPipe.Len()
|
||||
if v < transportDefaultStreamFlow-transportDefaultStreamMinRefresh {
|
||||
streamAdd = int32(transportDefaultStreamFlow - v)
|
||||
cs.inflow.add(streamAdd)
|
||||
}
|
||||
streamAdd = cs.inflow.add(n)
|
||||
}
|
||||
cc.mu.Unlock()
|
||||
|
||||
@ -2433,17 +2559,15 @@ func (b transportResponseBody) Close() error {
|
||||
if unread > 0 {
|
||||
cc.mu.Lock()
|
||||
// Return connection-level flow control.
|
||||
if unread > 0 {
|
||||
cc.inflow.add(int32(unread))
|
||||
}
|
||||
connAdd := cc.inflow.add(unread)
|
||||
cc.mu.Unlock()
|
||||
|
||||
// TODO(dneil): Acquiring this mutex can block indefinitely.
|
||||
// Move flow control return to a goroutine?
|
||||
cc.wmu.Lock()
|
||||
// Return connection-level flow control.
|
||||
if unread > 0 {
|
||||
cc.fr.WriteWindowUpdate(0, uint32(unread))
|
||||
if connAdd > 0 {
|
||||
cc.fr.WriteWindowUpdate(0, uint32(connAdd))
|
||||
}
|
||||
cc.bw.Flush()
|
||||
cc.wmu.Unlock()
|
||||
@ -2486,13 +2610,18 @@ func (rl *clientConnReadLoop) processData(f *DataFrame) error {
|
||||
// But at least return their flow control:
|
||||
if f.Length > 0 {
|
||||
cc.mu.Lock()
|
||||
cc.inflow.add(int32(f.Length))
|
||||
ok := cc.inflow.take(f.Length)
|
||||
connAdd := cc.inflow.add(int(f.Length))
|
||||
cc.mu.Unlock()
|
||||
|
||||
cc.wmu.Lock()
|
||||
cc.fr.WriteWindowUpdate(0, uint32(f.Length))
|
||||
cc.bw.Flush()
|
||||
cc.wmu.Unlock()
|
||||
if !ok {
|
||||
return ConnectionError(ErrCodeFlowControl)
|
||||
}
|
||||
if connAdd > 0 {
|
||||
cc.wmu.Lock()
|
||||
cc.fr.WriteWindowUpdate(0, uint32(connAdd))
|
||||
cc.bw.Flush()
|
||||
cc.wmu.Unlock()
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
@ -2523,9 +2652,7 @@ func (rl *clientConnReadLoop) processData(f *DataFrame) error {
|
||||
}
|
||||
// Check connection-level flow control.
|
||||
cc.mu.Lock()
|
||||
if cs.inflow.available() >= int32(f.Length) {
|
||||
cs.inflow.take(int32(f.Length))
|
||||
} else {
|
||||
if !takeInflows(&cc.inflow, &cs.inflow, f.Length) {
|
||||
cc.mu.Unlock()
|
||||
return ConnectionError(ErrCodeFlowControl)
|
||||
}
|
||||
@ -2547,19 +2674,20 @@ func (rl *clientConnReadLoop) processData(f *DataFrame) error {
|
||||
}
|
||||
}
|
||||
|
||||
if refund > 0 {
|
||||
cc.inflow.add(int32(refund))
|
||||
if !didReset {
|
||||
cs.inflow.add(int32(refund))
|
||||
}
|
||||
sendConn := cc.inflow.add(refund)
|
||||
var sendStream int32
|
||||
if !didReset {
|
||||
sendStream = cs.inflow.add(refund)
|
||||
}
|
||||
cc.mu.Unlock()
|
||||
|
||||
if refund > 0 {
|
||||
if sendConn > 0 || sendStream > 0 {
|
||||
cc.wmu.Lock()
|
||||
cc.fr.WriteWindowUpdate(0, uint32(refund))
|
||||
if !didReset {
|
||||
cc.fr.WriteWindowUpdate(cs.ID, uint32(refund))
|
||||
if sendConn > 0 {
|
||||
cc.fr.WriteWindowUpdate(0, uint32(sendConn))
|
||||
}
|
||||
if sendStream > 0 {
|
||||
cc.fr.WriteWindowUpdate(cs.ID, uint32(sendStream))
|
||||
}
|
||||
cc.bw.Flush()
|
||||
cc.wmu.Unlock()
|
||||
@ -2627,7 +2755,6 @@ func (rl *clientConnReadLoop) processGoAway(f *GoAwayFrame) error {
|
||||
if fn := cc.t.CountError; fn != nil {
|
||||
fn("recv_goaway_" + f.ErrCode.stringToken())
|
||||
}
|
||||
|
||||
}
|
||||
cc.setGoAway(f)
|
||||
return nil
|
||||
@ -2692,8 +2819,10 @@ func (rl *clientConnReadLoop) processSettingsNoWrite(f *SettingsFrame) error {
|
||||
cc.cond.Broadcast()
|
||||
|
||||
cc.initialWindowSize = s.Val
|
||||
case SettingHeaderTableSize:
|
||||
cc.henc.SetMaxDynamicTableSize(s.Val)
|
||||
cc.peerMaxHeaderTableSize = s.Val
|
||||
default:
|
||||
// TODO(bradfitz): handle more settings? SETTINGS_HEADER_TABLE_SIZE probably.
|
||||
cc.vlogf("Unhandled Setting: %v", s)
|
||||
}
|
||||
return nil
|
||||
@ -2867,7 +2996,12 @@ func (t *Transport) logf(format string, args ...interface{}) {
|
||||
log.Printf(format, args...)
|
||||
}
|
||||
|
||||
var noBody io.ReadCloser = ioutil.NopCloser(bytes.NewReader(nil))
|
||||
var noBody io.ReadCloser = noBodyReader{}
|
||||
|
||||
type noBodyReader struct{}
|
||||
|
||||
func (noBodyReader) Close() error { return nil }
|
||||
func (noBodyReader) Read([]byte) (int, error) { return 0, io.EOF }
|
||||
|
||||
type missingBody struct{}
|
||||
|
||||
@ -2912,7 +3046,11 @@ func (gz *gzipReader) Read(p []byte) (n int, err error) {
|
||||
}
|
||||
|
||||
func (gz *gzipReader) Close() error {
|
||||
return gz.body.Close()
|
||||
if err := gz.body.Close(); err != nil {
|
||||
return err
|
||||
}
|
||||
gz.zerr = fs.ErrClosed
|
||||
return nil
|
||||
}
|
||||
|
||||
type errorReader struct{ err error }
|
||||
@ -2976,7 +3114,7 @@ func traceGotConn(req *http.Request, cc *ClientConn, reused bool) {
|
||||
cc.mu.Lock()
|
||||
ci.WasIdle = len(cc.streams) == 0 && reused
|
||||
if ci.WasIdle && !cc.lastActive.IsZero() {
|
||||
ci.IdleTime = time.Now().Sub(cc.lastActive)
|
||||
ci.IdleTime = time.Since(cc.lastActive)
|
||||
}
|
||||
cc.mu.Unlock()
|
||||
|
||||
|
4
vendor/golang.org/x/net/http2/writesched.go
generated
vendored
4
vendor/golang.org/x/net/http2/writesched.go
generated
vendored
@ -32,7 +32,8 @@ type WriteScheduler interface {
|
||||
|
||||
// Pop dequeues the next frame to write. Returns false if no frames can
|
||||
// be written. Frames with a given wr.StreamID() are Pop'd in the same
|
||||
// order they are Push'd. No frames should be discarded except by CloseStream.
|
||||
// order they are Push'd, except RST_STREAM frames. No frames should be
|
||||
// discarded except by CloseStream.
|
||||
Pop() (wr FrameWriteRequest, ok bool)
|
||||
}
|
||||
|
||||
@ -52,6 +53,7 @@ type FrameWriteRequest struct {
|
||||
|
||||
// stream is the stream on which this frame will be written.
|
||||
// nil for non-stream frames like PING and SETTINGS.
|
||||
// nil for RST_STREAM streams, which use the StreamError.StreamID field instead.
|
||||
stream *stream
|
||||
|
||||
// done, if non-nil, must be a buffered channel with space for
|
||||
|
9
vendor/golang.org/x/net/http2/writesched_priority.go
generated
vendored
9
vendor/golang.org/x/net/http2/writesched_priority.go
generated
vendored
@ -383,16 +383,15 @@ func (ws *priorityWriteScheduler) AdjustStream(streamID uint32, priority Priorit
|
||||
|
||||
func (ws *priorityWriteScheduler) Push(wr FrameWriteRequest) {
|
||||
var n *priorityNode
|
||||
if id := wr.StreamID(); id == 0 {
|
||||
if wr.isControl() {
|
||||
n = &ws.root
|
||||
} else {
|
||||
id := wr.StreamID()
|
||||
n = ws.nodes[id]
|
||||
if n == nil {
|
||||
// id is an idle or closed stream. wr should not be a HEADERS or
|
||||
// DATA frame. However, wr can be a RST_STREAM. In this case, we
|
||||
// push wr onto the root, rather than creating a new priorityNode,
|
||||
// since RST_STREAM is tiny and the stream's priority is unknown
|
||||
// anyway. See issue #17919.
|
||||
// DATA frame. In other case, we push wr onto the root, rather
|
||||
// than creating a new priorityNode.
|
||||
if wr.DataSize() > 0 {
|
||||
panic("add DATA on non-open stream")
|
||||
}
|
||||
|
6
vendor/golang.org/x/net/http2/writesched_random.go
generated
vendored
6
vendor/golang.org/x/net/http2/writesched_random.go
generated
vendored
@ -45,11 +45,11 @@ func (ws *randomWriteScheduler) AdjustStream(streamID uint32, priority PriorityP
|
||||
}
|
||||
|
||||
func (ws *randomWriteScheduler) Push(wr FrameWriteRequest) {
|
||||
id := wr.StreamID()
|
||||
if id == 0 {
|
||||
if wr.isControl() {
|
||||
ws.zero.push(wr)
|
||||
return
|
||||
}
|
||||
id := wr.StreamID()
|
||||
q, ok := ws.sq[id]
|
||||
if !ok {
|
||||
q = ws.queuePool.get()
|
||||
@ -59,7 +59,7 @@ func (ws *randomWriteScheduler) Push(wr FrameWriteRequest) {
|
||||
}
|
||||
|
||||
func (ws *randomWriteScheduler) Pop() (FrameWriteRequest, bool) {
|
||||
// Control frames first.
|
||||
// Control and RST_STREAM frames first.
|
||||
if !ws.zero.empty() {
|
||||
return ws.zero.shift(), true
|
||||
}
|
||||
|
34
vendor/golang.org/x/net/idna/trieval.go
generated
vendored
34
vendor/golang.org/x/net/idna/trieval.go
generated
vendored
@ -17,23 +17,23 @@ package idna
|
||||
//
|
||||
// The per-rune values have the following format:
|
||||
//
|
||||
// if mapped {
|
||||
// if inlinedXOR {
|
||||
// 15..13 inline XOR marker
|
||||
// 12..11 unused
|
||||
// 10..3 inline XOR mask
|
||||
// } else {
|
||||
// 15..3 index into xor or mapping table
|
||||
// }
|
||||
// } else {
|
||||
// 15..14 unused
|
||||
// 13 mayNeedNorm
|
||||
// 12..11 attributes
|
||||
// 10..8 joining type
|
||||
// 7..3 category type
|
||||
// }
|
||||
// 2 use xor pattern
|
||||
// 1..0 mapped category
|
||||
// if mapped {
|
||||
// if inlinedXOR {
|
||||
// 15..13 inline XOR marker
|
||||
// 12..11 unused
|
||||
// 10..3 inline XOR mask
|
||||
// } else {
|
||||
// 15..3 index into xor or mapping table
|
||||
// }
|
||||
// } else {
|
||||
// 15..14 unused
|
||||
// 13 mayNeedNorm
|
||||
// 12..11 attributes
|
||||
// 10..8 joining type
|
||||
// 7..3 category type
|
||||
// }
|
||||
// 2 use xor pattern
|
||||
// 1..0 mapped category
|
||||
//
|
||||
// See the definitions below for a more detailed description of the various
|
||||
// bits.
|
||||
|
2
vendor/golang.org/x/net/trace/histogram.go
generated
vendored
2
vendor/golang.org/x/net/trace/histogram.go
generated
vendored
@ -32,7 +32,7 @@ type histogram struct {
|
||||
valueCount int64 // number of values recorded for single value
|
||||
}
|
||||
|
||||
// AddMeasurement records a value measurement observation to the histogram.
|
||||
// addMeasurement records a value measurement observation to the histogram.
|
||||
func (h *histogram) addMeasurement(value int64) {
|
||||
// TODO: assert invariant
|
||||
h.sum += value
|
||||
|
2
vendor/golang.org/x/net/trace/trace.go
generated
vendored
2
vendor/golang.org/x/net/trace/trace.go
generated
vendored
@ -395,7 +395,7 @@ func New(family, title string) Trace {
|
||||
}
|
||||
|
||||
func (tr *trace) Finish() {
|
||||
elapsed := time.Now().Sub(tr.Start)
|
||||
elapsed := time.Since(tr.Start)
|
||||
tr.mu.Lock()
|
||||
tr.Elapsed = elapsed
|
||||
tr.mu.Unlock()
|
||||
|
Reference in New Issue
Block a user