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-rw-r--r--vendor/golang.org/x/net/context/ctxhttp/ctxhttp.go106
-rw-r--r--vendor/golang.org/x/net/context/ctxhttp/ctxhttp_pre17.go147
-rw-r--r--vendor/golang.org/x/net/http2/client_conn_pool.go11
-rw-r--r--vendor/golang.org/x/net/http2/configure_transport.go2
-rw-r--r--vendor/golang.org/x/net/http2/frame.go2
-rw-r--r--vendor/golang.org/x/net/http2/go16.go27
-rw-r--r--vendor/golang.org/x/net/http2/not_go16.go26
-rw-r--r--vendor/golang.org/x/net/http2/pipe.go6
-rw-r--r--vendor/golang.org/x/net/http2/server.go24
-rw-r--r--vendor/golang.org/x/net/http2/transport.go98
10 files changed, 313 insertions, 136 deletions
diff --git a/vendor/golang.org/x/net/context/ctxhttp/ctxhttp.go b/vendor/golang.org/x/net/context/ctxhttp/ctxhttp.go
index e45feec..606cf1f 100644
--- a/vendor/golang.org/x/net/context/ctxhttp/ctxhttp.go
+++ b/vendor/golang.org/x/net/context/ctxhttp/ctxhttp.go
@@ -1,7 +1,9 @@
-// Copyright 2015 The Go Authors. All rights reserved.
+// Copyright 2016 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.
+// +build go1.7
+
// Package ctxhttp provides helper functions for performing context-aware HTTP requests.
package ctxhttp // import "golang.org/x/net/context/ctxhttp"
@@ -14,77 +16,28 @@ import (
"golang.org/x/net/context"
)
-func nop() {}
-
-var (
- testHookContextDoneBeforeHeaders = nop
- testHookDoReturned = nop
- testHookDidBodyClose = nop
-)
-
-// Do sends an HTTP request with the provided http.Client and returns an HTTP response.
+// Do sends an HTTP request with the provided http.Client and returns
+// an HTTP response.
+//
// If the client is nil, http.DefaultClient is used.
-// If the context is canceled or times out, ctx.Err() will be returned.
+//
+// The provided ctx must be non-nil. If it is canceled or times out,
+// ctx.Err() will be returned.
func Do(ctx context.Context, client *http.Client, req *http.Request) (*http.Response, error) {
if client == nil {
client = http.DefaultClient
}
-
- // TODO(djd): Respect any existing value of req.Cancel.
- cancel := make(chan struct{})
- req.Cancel = cancel
-
- type responseAndError struct {
- resp *http.Response
- err error
- }
- result := make(chan responseAndError, 1)
-
- // Make local copies of test hooks closed over by goroutines below.
- // Prevents data races in tests.
- testHookDoReturned := testHookDoReturned
- testHookDidBodyClose := testHookDidBodyClose
-
- go func() {
- resp, err := client.Do(req)
- testHookDoReturned()
- result <- responseAndError{resp, err}
- }()
-
- var resp *http.Response
-
- select {
- case <-ctx.Done():
- testHookContextDoneBeforeHeaders()
- close(cancel)
- // Clean up after the goroutine calling client.Do:
- go func() {
- if r := <-result; r.resp != nil {
- testHookDidBodyClose()
- r.resp.Body.Close()
- }
- }()
- return nil, ctx.Err()
- case r := <-result:
- var err error
- resp, err = r.resp, r.err
- if err != nil {
- return resp, err
- }
- }
-
- c := make(chan struct{})
- go func() {
+ resp, err := client.Do(req.WithContext(ctx))
+ // If we got an error, and the context has been canceled,
+ // the context's error is probably more useful.
+ if err != nil {
select {
case <-ctx.Done():
- close(cancel)
- case <-c:
- // The response's Body is closed.
+ err = ctx.Err()
+ default:
}
- }()
- resp.Body = &notifyingReader{resp.Body, c}
-
- return resp, nil
+ }
+ return resp, err
}
// Get issues a GET request via the Do function.
@@ -119,28 +72,3 @@ func Post(ctx context.Context, client *http.Client, url string, bodyType string,
func PostForm(ctx context.Context, client *http.Client, url string, data url.Values) (*http.Response, error) {
return Post(ctx, client, url, "application/x-www-form-urlencoded", strings.NewReader(data.Encode()))
}
-
-// notifyingReader is an io.ReadCloser that closes the notify channel after
-// Close is called or a Read fails on the underlying ReadCloser.
-type notifyingReader struct {
- io.ReadCloser
- notify chan<- struct{}
-}
-
-func (r *notifyingReader) Read(p []byte) (int, error) {
- n, err := r.ReadCloser.Read(p)
- if err != nil && r.notify != nil {
- close(r.notify)
- r.notify = nil
- }
- return n, err
-}
-
-func (r *notifyingReader) Close() error {
- err := r.ReadCloser.Close()
- if r.notify != nil {
- close(r.notify)
- r.notify = nil
- }
- return err
-}
diff --git a/vendor/golang.org/x/net/context/ctxhttp/ctxhttp_pre17.go b/vendor/golang.org/x/net/context/ctxhttp/ctxhttp_pre17.go
new file mode 100644
index 0000000..926870c
--- /dev/null
+++ b/vendor/golang.org/x/net/context/ctxhttp/ctxhttp_pre17.go
@@ -0,0 +1,147 @@
+// Copyright 2015 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.
+
+// +build !go1.7
+
+package ctxhttp // import "golang.org/x/net/context/ctxhttp"
+
+import (
+ "io"
+ "net/http"
+ "net/url"
+ "strings"
+
+ "golang.org/x/net/context"
+)
+
+func nop() {}
+
+var (
+ testHookContextDoneBeforeHeaders = nop
+ testHookDoReturned = nop
+ testHookDidBodyClose = nop
+)
+
+// Do sends an HTTP request with the provided http.Client and returns an HTTP response.
+// If the client is nil, http.DefaultClient is used.
+// If the context is canceled or times out, ctx.Err() will be returned.
+func Do(ctx context.Context, client *http.Client, req *http.Request) (*http.Response, error) {
+ if client == nil {
+ client = http.DefaultClient
+ }
+
+ // TODO(djd): Respect any existing value of req.Cancel.
+ cancel := make(chan struct{})
+ req.Cancel = cancel
+
+ type responseAndError struct {
+ resp *http.Response
+ err error
+ }
+ result := make(chan responseAndError, 1)
+
+ // Make local copies of test hooks closed over by goroutines below.
+ // Prevents data races in tests.
+ testHookDoReturned := testHookDoReturned
+ testHookDidBodyClose := testHookDidBodyClose
+
+ go func() {
+ resp, err := client.Do(req)
+ testHookDoReturned()
+ result <- responseAndError{resp, err}
+ }()
+
+ var resp *http.Response
+
+ select {
+ case <-ctx.Done():
+ testHookContextDoneBeforeHeaders()
+ close(cancel)
+ // Clean up after the goroutine calling client.Do:
+ go func() {
+ if r := <-result; r.resp != nil {
+ testHookDidBodyClose()
+ r.resp.Body.Close()
+ }
+ }()
+ return nil, ctx.Err()
+ case r := <-result:
+ var err error
+ resp, err = r.resp, r.err
+ if err != nil {
+ return resp, err
+ }
+ }
+
+ c := make(chan struct{})
+ go func() {
+ select {
+ case <-ctx.Done():
+ close(cancel)
+ case <-c:
+ // The response's Body is closed.
+ }
+ }()
+ resp.Body = &notifyingReader{resp.Body, c}
+
+ return resp, nil
+}
+
+// Get issues a GET request via the Do function.
+func Get(ctx context.Context, client *http.Client, url string) (*http.Response, error) {
+ req, err := http.NewRequest("GET", url, nil)
+ if err != nil {
+ return nil, err
+ }
+ return Do(ctx, client, req)
+}
+
+// Head issues a HEAD request via the Do function.
+func Head(ctx context.Context, client *http.Client, url string) (*http.Response, error) {
+ req, err := http.NewRequest("HEAD", url, nil)
+ if err != nil {
+ return nil, err
+ }
+ return Do(ctx, client, req)
+}
+
+// Post issues a POST request via the Do function.
+func Post(ctx context.Context, client *http.Client, url string, bodyType string, body io.Reader) (*http.Response, error) {
+ req, err := http.NewRequest("POST", url, body)
+ if err != nil {
+ return nil, err
+ }
+ req.Header.Set("Content-Type", bodyType)
+ return Do(ctx, client, req)
+}
+
+// PostForm issues a POST request via the Do function.
+func PostForm(ctx context.Context, client *http.Client, url string, data url.Values) (*http.Response, error) {
+ return Post(ctx, client, url, "application/x-www-form-urlencoded", strings.NewReader(data.Encode()))
+}
+
+// notifyingReader is an io.ReadCloser that closes the notify channel after
+// Close is called or a Read fails on the underlying ReadCloser.
+type notifyingReader struct {
+ io.ReadCloser
+ notify chan<- struct{}
+}
+
+func (r *notifyingReader) Read(p []byte) (int, error) {
+ n, err := r.ReadCloser.Read(p)
+ if err != nil && r.notify != nil {
+ close(r.notify)
+ r.notify = nil
+ }
+ return n, err
+}
+
+func (r *notifyingReader) Close() error {
+ err := r.ReadCloser.Close()
+ if r.notify != nil {
+ close(r.notify)
+ r.notify = nil
+ }
+ return err
+}
diff --git a/vendor/golang.org/x/net/http2/client_conn_pool.go b/vendor/golang.org/x/net/http2/client_conn_pool.go
index 8cb3eaa..cb34cc2 100644
--- a/vendor/golang.org/x/net/http2/client_conn_pool.go
+++ b/vendor/golang.org/x/net/http2/client_conn_pool.go
@@ -52,7 +52,16 @@ const (
noDialOnMiss = false
)
-func (p *clientConnPool) getClientConn(_ *http.Request, addr string, dialOnMiss bool) (*ClientConn, error) {
+func (p *clientConnPool) getClientConn(req *http.Request, addr string, dialOnMiss bool) (*ClientConn, error) {
+ if isConnectionCloseRequest(req) && dialOnMiss {
+ // It gets its own connection.
+ cc, err := p.t.dialClientConn(addr)
+ if err != nil {
+ return nil, err
+ }
+ cc.singleUse = true
+ return cc, nil
+ }
p.mu.Lock()
for _, cc := range p.conns[addr] {
if cc.CanTakeNewRequest() {
diff --git a/vendor/golang.org/x/net/http2/configure_transport.go b/vendor/golang.org/x/net/http2/configure_transport.go
index d87ba0f..4f720f5 100644
--- a/vendor/golang.org/x/net/http2/configure_transport.go
+++ b/vendor/golang.org/x/net/http2/configure_transport.go
@@ -32,7 +32,7 @@ func configureTransport(t1 *http.Transport) (*Transport, error) {
t1.TLSClientConfig.NextProtos = append(t1.TLSClientConfig.NextProtos, "http/1.1")
}
upgradeFn := func(authority string, c *tls.Conn) http.RoundTripper {
- addr := authorityAddr(authority)
+ addr := authorityAddr("https", authority)
if used, err := connPool.addConnIfNeeded(addr, t2, c); err != nil {
go c.Close()
return erringRoundTripper{err}
diff --git a/vendor/golang.org/x/net/http2/frame.go b/vendor/golang.org/x/net/http2/frame.go
index 88067dc..981d407 100644
--- a/vendor/golang.org/x/net/http2/frame.go
+++ b/vendor/golang.org/x/net/http2/frame.go
@@ -454,7 +454,7 @@ func terminalReadFrameError(err error) bool {
//
// If the frame is larger than previously set with SetMaxReadFrameSize, the
// returned error is ErrFrameTooLarge. Other errors may be of type
-// ConnectionError, StreamError, or anything else from from the underlying
+// ConnectionError, StreamError, or anything else from the underlying
// reader.
func (fr *Framer) ReadFrame() (Frame, error) {
fr.errDetail = nil
diff --git a/vendor/golang.org/x/net/http2/go16.go b/vendor/golang.org/x/net/http2/go16.go
index 00b2e9e..2b72855 100644
--- a/vendor/golang.org/x/net/http2/go16.go
+++ b/vendor/golang.org/x/net/http2/go16.go
@@ -7,6 +7,7 @@
package http2
import (
+ "crypto/tls"
"net/http"
"time"
)
@@ -14,3 +15,29 @@ import (
func transportExpectContinueTimeout(t1 *http.Transport) time.Duration {
return t1.ExpectContinueTimeout
}
+
+// isBadCipher reports whether the cipher is blacklisted by the HTTP/2 spec.
+func isBadCipher(cipher uint16) bool {
+ switch cipher {
+ case tls.TLS_RSA_WITH_RC4_128_SHA,
+ tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
+ tls.TLS_RSA_WITH_AES_128_CBC_SHA,
+ tls.TLS_RSA_WITH_AES_256_CBC_SHA,
+ tls.TLS_RSA_WITH_AES_128_GCM_SHA256,
+ tls.TLS_RSA_WITH_AES_256_GCM_SHA384,
+ tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,
+ tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
+ tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
+ tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA,
+ tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
+ tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
+ tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA:
+ // Reject cipher suites from Appendix A.
+ // "This list includes those cipher suites that do not
+ // offer an ephemeral key exchange and those that are
+ // based on the TLS null, stream or block cipher type"
+ return true
+ default:
+ return false
+ }
+}
diff --git a/vendor/golang.org/x/net/http2/not_go16.go b/vendor/golang.org/x/net/http2/not_go16.go
index 51a7f19..efd2e12 100644
--- a/vendor/golang.org/x/net/http2/not_go16.go
+++ b/vendor/golang.org/x/net/http2/not_go16.go
@@ -7,6 +7,7 @@
package http2
import (
+ "crypto/tls"
"net/http"
"time"
)
@@ -17,4 +18,29 @@ func configureTransport(t1 *http.Transport) (*Transport, error) {
func transportExpectContinueTimeout(t1 *http.Transport) time.Duration {
return 0
+
+}
+
+// isBadCipher reports whether the cipher is blacklisted by the HTTP/2 spec.
+func isBadCipher(cipher uint16) bool {
+ switch cipher {
+ case tls.TLS_RSA_WITH_RC4_128_SHA,
+ tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
+ tls.TLS_RSA_WITH_AES_128_CBC_SHA,
+ tls.TLS_RSA_WITH_AES_256_CBC_SHA,
+ tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,
+ tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
+ tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
+ tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA,
+ tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
+ tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
+ tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA:
+ // Reject cipher suites from Appendix A.
+ // "This list includes those cipher suites that do not
+ // offer an ephemeral key exchange and those that are
+ // based on the TLS null, stream or block cipher type"
+ return true
+ default:
+ return false
+ }
}
diff --git a/vendor/golang.org/x/net/http2/pipe.go b/vendor/golang.org/x/net/http2/pipe.go
index 69446e7..53b7a1d 100644
--- a/vendor/golang.org/x/net/http2/pipe.go
+++ b/vendor/golang.org/x/net/http2/pipe.go
@@ -29,6 +29,12 @@ type pipeBuffer interface {
io.Reader
}
+func (p *pipe) Len() int {
+ p.mu.Lock()
+ defer p.mu.Unlock()
+ return p.b.Len()
+}
+
// Read waits until data is available and copies bytes
// from the buffer into p.
func (p *pipe) Read(d []byte) (n int, err error) {
diff --git a/vendor/golang.org/x/net/http2/server.go b/vendor/golang.org/x/net/http2/server.go
index 1de8146..f368738 100644
--- a/vendor/golang.org/x/net/http2/server.go
+++ b/vendor/golang.org/x/net/http2/server.go
@@ -339,30 +339,6 @@ func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
sc.serve()
}
-// isBadCipher reports whether the cipher is blacklisted by the HTTP/2 spec.
-func isBadCipher(cipher uint16) bool {
- switch cipher {
- case tls.TLS_RSA_WITH_RC4_128_SHA,
- tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
- tls.TLS_RSA_WITH_AES_128_CBC_SHA,
- tls.TLS_RSA_WITH_AES_256_CBC_SHA,
- tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,
- tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
- tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
- tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA,
- tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
- tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
- tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA:
- // Reject cipher suites from Appendix A.
- // "This list includes those cipher suites that do not
- // offer an ephemeral key exchange and those that are
- // based on the TLS null, stream or block cipher type"
- return true
- default:
- return false
- }
-}
-
func (sc *serverConn) rejectConn(err ErrCode, debug string) {
sc.vlogf("http2: server rejecting conn: %v, %s", err, debug)
// ignoring errors. hanging up anyway.
diff --git a/vendor/golang.org/x/net/http2/transport.go b/vendor/golang.org/x/net/http2/transport.go
index 2ae7437..de3f5fe 100644
--- a/vendor/golang.org/x/net/http2/transport.go
+++ b/vendor/golang.org/x/net/http2/transport.go
@@ -77,6 +77,10 @@ type Transport struct {
// uncompressed.
DisableCompression bool
+ // AllowHTTP, if true, permits HTTP/2 requests using the insecure,
+ // plain-text "http" scheme. Note that this does not enable h2c support.
+ AllowHTTP bool
+
// MaxHeaderListSize is the http2 SETTINGS_MAX_HEADER_LIST_SIZE to
// send in the initial settings frame. It is how many bytes
// of response headers are allow. Unlike the http2 spec, zero here
@@ -135,9 +139,10 @@ func (t *Transport) initConnPool() {
// ClientConn is the state of a single HTTP/2 client connection to an
// HTTP/2 server.
type ClientConn struct {
- t *Transport
- tconn net.Conn // usually *tls.Conn, except specialized impls
- tlsState *tls.ConnectionState // nil only for specialized impls
+ t *Transport
+ tconn net.Conn // usually *tls.Conn, except specialized impls
+ tlsState *tls.ConnectionState // nil only for specialized impls
+ singleUse bool // whether being used for a single http.Request
// readLoop goroutine fields:
readerDone chan struct{} // closed on error
@@ -149,6 +154,7 @@ type ClientConn struct {
inflow flow // peer's conn-level flow control
closed bool
goAway *GoAwayFrame // if non-nil, the GoAwayFrame we received
+ goAwayDebug string // goAway frame's debug data, retained as a string
streams map[uint32]*clientStream // client-initiated
nextStreamID uint32
bw *bufio.Writer
@@ -192,6 +198,7 @@ type clientStream struct {
done chan struct{} // closed when stream remove from cc.streams map; close calls guarded by cc.mu
// owned by clientConnReadLoop:
+ firstByte bool // got the first response byte
pastHeaders bool // got first MetaHeadersFrame (actual headers)
pastTrailers bool // got optional second MetaHeadersFrame (trailers)
@@ -275,20 +282,24 @@ func (t *Transport) RoundTrip(req *http.Request) (*http.Response, error) {
// authorityAddr returns a given authority (a host/IP, or host:port / ip:port)
// and returns a host:port. The port 443 is added if needed.
-func authorityAddr(authority string) (addr string) {
+func authorityAddr(scheme string, authority string) (addr string) {
if _, _, err := net.SplitHostPort(authority); err == nil {
return authority
}
- return net.JoinHostPort(authority, "443")
+ port := "443"
+ if scheme == "http" {
+ port = "80"
+ }
+ return net.JoinHostPort(authority, port)
}
// RoundTripOpt is like RoundTrip, but takes options.
func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Response, error) {
- if req.URL.Scheme != "https" {
+ if !(req.URL.Scheme == "https" || (req.URL.Scheme == "http" && t.AllowHTTP)) {
return nil, errors.New("http2: unsupported scheme")
}
- addr := authorityAddr(req.URL.Host)
+ addr := authorityAddr(req.URL.Scheme, req.URL.Host)
for {
cc, err := t.connPool().GetClientConn(req, addr)
if err != nil {
@@ -485,7 +496,17 @@ func (t *Transport) NewClientConn(c net.Conn) (*ClientConn, error) {
func (cc *ClientConn) setGoAway(f *GoAwayFrame) {
cc.mu.Lock()
defer cc.mu.Unlock()
+
+ old := cc.goAway
cc.goAway = f
+
+ // Merge the previous and current GoAway error frames.
+ if cc.goAwayDebug == "" {
+ cc.goAwayDebug = string(f.DebugData())
+ }
+ if old != nil && old.ErrCode != ErrCodeNo {
+ cc.goAway.ErrCode = old.ErrCode
+ }
}
func (cc *ClientConn) CanTakeNewRequest() bool {
@@ -495,6 +516,9 @@ func (cc *ClientConn) CanTakeNewRequest() bool {
}
func (cc *ClientConn) canTakeNewRequestLocked() bool {
+ if cc.singleUse && cc.nextStreamID > 1 {
+ return false
+ }
return cc.goAway == nil && !cc.closed &&
int64(len(cc.streams)+1) < int64(cc.maxConcurrentStreams) &&
cc.nextStreamID < 2147483647
@@ -1151,6 +1175,19 @@ func (cc *ClientConn) readLoop() {
}
}
+// GoAwayError is returned by the Transport when the server closes the
+// TCP connection after sending a GOAWAY frame.
+type GoAwayError struct {
+ LastStreamID uint32
+ ErrCode ErrCode
+ DebugData string
+}
+
+func (e GoAwayError) Error() string {
+ return fmt.Sprintf("http2: server sent GOAWAY and closed the connection; LastStreamID=%v, ErrCode=%v, debug=%q",
+ e.LastStreamID, e.ErrCode, e.DebugData)
+}
+
func (rl *clientConnReadLoop) cleanup() {
cc := rl.cc
defer cc.tconn.Close()
@@ -1161,10 +1198,18 @@ func (rl *clientConnReadLoop) cleanup() {
// TODO: also do this if we've written the headers but not
// gotten a response yet.
err := cc.readerErr
+ cc.mu.Lock()
if err == io.EOF {
- err = io.ErrUnexpectedEOF
+ if cc.goAway != nil {
+ err = GoAwayError{
+ LastStreamID: cc.goAway.LastStreamID,
+ ErrCode: cc.goAway.ErrCode,
+ DebugData: cc.goAwayDebug,
+ }
+ } else {
+ err = io.ErrUnexpectedEOF
+ }
}
- cc.mu.Lock()
for _, cs := range rl.activeRes {
cs.bufPipe.CloseWithError(err)
}
@@ -1182,7 +1227,7 @@ func (rl *clientConnReadLoop) cleanup() {
func (rl *clientConnReadLoop) run() error {
cc := rl.cc
- rl.closeWhenIdle = cc.t.disableKeepAlives()
+ rl.closeWhenIdle = cc.t.disableKeepAlives() || cc.singleUse
gotReply := false // ever saw a reply
for {
f, err := cc.fr.ReadFrame()
@@ -1245,18 +1290,21 @@ func (rl *clientConnReadLoop) processHeaders(f *MetaHeadersFrame) error {
// was just something we canceled, ignore it.
return nil
}
+ if !cs.firstByte {
+ if cs.trace != nil {
+ // TODO(bradfitz): move first response byte earlier,
+ // when we first read the 9 byte header, not waiting
+ // until all the HEADERS+CONTINUATION frames have been
+ // merged. This works for now.
+ traceFirstResponseByte(cs.trace)
+ }
+ cs.firstByte = true
+ }
if !cs.pastHeaders {
cs.pastHeaders = true
} else {
return rl.processTrailers(cs, f)
}
- if cs.trace != nil {
- // TODO(bradfitz): move first response byte earlier,
- // when we first read the 9 byte header, not waiting
- // until all the HEADERS+CONTINUATION frames have been
- // merged. This works for now.
- traceFirstResponseByte(cs.trace)
- }
res, err := rl.handleResponse(cs, f)
if err != nil {
@@ -1447,8 +1495,12 @@ func (b transportResponseBody) Read(p []byte) (n int, err error) {
cc.inflow.add(connAdd)
}
if err == nil { // No need to refresh if the stream is over or failed.
- if v := cs.inflow.available(); v < transportDefaultStreamFlow-transportDefaultStreamMinRefresh {
- streamAdd = transportDefaultStreamFlow - v
+ // 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)
}
}
@@ -1541,7 +1593,7 @@ func (rl *clientConnReadLoop) endStreamError(cs *clientStream, err error) {
}
cs.bufPipe.closeWithErrorAndCode(err, code)
delete(rl.activeRes, cs.ID)
- if cs.req.Close || cs.req.Header.Get("Connection") == "close" {
+ if isConnectionCloseRequest(cs.req) {
rl.closeWhenIdle = true
}
}
@@ -1814,3 +1866,9 @@ func (s bodyWriterState) scheduleBodyWrite() {
s.timer.Reset(s.delay)
}
}
+
+// isConnectionCloseRequest reports whether req should use its own
+// connection for a single request and then close the connection.
+func isConnectionCloseRequest(req *http.Request) bool {
+ return req.Close || httplex.HeaderValuesContainsToken(req.Header["Connection"], "close")
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-16 13:21:28 +0000