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95 lines
2.3 KiB
Go
95 lines
2.3 KiB
Go
// Copyright 2016 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build go1.7
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package http2
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import (
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"context"
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"net"
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"net/http"
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"net/http/httptrace"
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"time"
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)
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type contextContext interface {
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context.Context
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}
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func serverConnBaseContext(c net.Conn, opts *ServeConnOpts) (ctx contextContext, cancel func()) {
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ctx, cancel = context.WithCancel(context.Background())
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ctx = context.WithValue(ctx, http.LocalAddrContextKey, c.LocalAddr())
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if hs := opts.baseConfig(); hs != nil {
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ctx = context.WithValue(ctx, http.ServerContextKey, hs)
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}
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return
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}
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func contextWithCancel(ctx contextContext) (_ contextContext, cancel func()) {
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return context.WithCancel(ctx)
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}
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func requestWithContext(req *http.Request, ctx contextContext) *http.Request {
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return req.WithContext(ctx)
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}
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type clientTrace httptrace.ClientTrace
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func reqContext(r *http.Request) context.Context { return r.Context() }
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func setResponseUncompressed(res *http.Response) { res.Uncompressed = true }
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func traceGotConn(req *http.Request, cc *ClientConn) {
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trace := httptrace.ContextClientTrace(req.Context())
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if trace == nil || trace.GotConn == nil {
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return
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}
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ci := httptrace.GotConnInfo{Conn: cc.tconn}
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cc.mu.Lock()
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ci.Reused = cc.nextStreamID > 1
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ci.WasIdle = len(cc.streams) == 0 && ci.Reused
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if ci.WasIdle && !cc.lastActive.IsZero() {
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ci.IdleTime = time.Now().Sub(cc.lastActive)
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}
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cc.mu.Unlock()
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trace.GotConn(ci)
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}
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func traceWroteHeaders(trace *clientTrace) {
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if trace != nil && trace.WroteHeaders != nil {
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trace.WroteHeaders()
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}
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}
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func traceGot100Continue(trace *clientTrace) {
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if trace != nil && trace.Got100Continue != nil {
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trace.Got100Continue()
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}
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}
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func traceWait100Continue(trace *clientTrace) {
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if trace != nil && trace.Wait100Continue != nil {
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trace.Wait100Continue()
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}
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}
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func traceWroteRequest(trace *clientTrace, err error) {
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if trace != nil && trace.WroteRequest != nil {
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trace.WroteRequest(httptrace.WroteRequestInfo{Err: err})
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}
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}
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func traceFirstResponseByte(trace *clientTrace) {
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if trace != nil && trace.GotFirstResponseByte != nil {
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trace.GotFirstResponseByte()
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}
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}
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func requestTrace(req *http.Request) *clientTrace {
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trace := httptrace.ContextClientTrace(req.Context())
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return (*clientTrace)(trace)
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}
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