mirror of
https://github.com/octoleo/restic.git
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946c8399e2
Exclude minio-go for now (pin to 3.x.y).
3726 lines
102 KiB
Go
3726 lines
102 KiB
Go
// Copyright 2014 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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package http2
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import (
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"bytes"
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"crypto/tls"
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"errors"
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"flag"
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"fmt"
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"io"
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"io/ioutil"
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"log"
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"net"
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"net/http"
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"net/http/httptest"
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"os"
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"os/exec"
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"reflect"
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"runtime"
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"strconv"
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"strings"
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"sync"
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"sync/atomic"
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"testing"
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"time"
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"golang.org/x/net/http2/hpack"
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)
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var stderrVerbose = flag.Bool("stderr_verbose", false, "Mirror verbosity to stderr, unbuffered")
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func stderrv() io.Writer {
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if *stderrVerbose {
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return os.Stderr
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}
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return ioutil.Discard
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}
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type serverTester struct {
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cc net.Conn // client conn
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t testing.TB
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ts *httptest.Server
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fr *Framer
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serverLogBuf bytes.Buffer // logger for httptest.Server
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logFilter []string // substrings to filter out
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scMu sync.Mutex // guards sc
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sc *serverConn
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hpackDec *hpack.Decoder
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decodedHeaders [][2]string
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// If http2debug!=2, then we capture Frame debug logs that will be written
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// to t.Log after a test fails. The read and write logs use separate locks
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// and buffers so we don't accidentally introduce synchronization between
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// the read and write goroutines, which may hide data races.
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frameReadLogMu sync.Mutex
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frameReadLogBuf bytes.Buffer
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frameWriteLogMu sync.Mutex
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frameWriteLogBuf bytes.Buffer
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// writing headers:
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headerBuf bytes.Buffer
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hpackEnc *hpack.Encoder
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}
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func init() {
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testHookOnPanicMu = new(sync.Mutex)
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goAwayTimeout = 25 * time.Millisecond
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}
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func resetHooks() {
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testHookOnPanicMu.Lock()
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testHookOnPanic = nil
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testHookOnPanicMu.Unlock()
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}
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type serverTesterOpt string
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var optOnlyServer = serverTesterOpt("only_server")
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var optQuiet = serverTesterOpt("quiet_logging")
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var optFramerReuseFrames = serverTesterOpt("frame_reuse_frames")
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func newServerTester(t testing.TB, handler http.HandlerFunc, opts ...interface{}) *serverTester {
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resetHooks()
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ts := httptest.NewUnstartedServer(handler)
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tlsConfig := &tls.Config{
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InsecureSkipVerify: true,
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NextProtos: []string{NextProtoTLS},
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}
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var onlyServer, quiet, framerReuseFrames bool
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h2server := new(Server)
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for _, opt := range opts {
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switch v := opt.(type) {
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case func(*tls.Config):
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v(tlsConfig)
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case func(*httptest.Server):
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v(ts)
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case func(*Server):
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v(h2server)
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case serverTesterOpt:
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switch v {
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case optOnlyServer:
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onlyServer = true
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case optQuiet:
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quiet = true
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case optFramerReuseFrames:
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framerReuseFrames = true
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}
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case func(net.Conn, http.ConnState):
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ts.Config.ConnState = v
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default:
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t.Fatalf("unknown newServerTester option type %T", v)
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}
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}
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ConfigureServer(ts.Config, h2server)
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st := &serverTester{
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t: t,
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ts: ts,
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}
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st.hpackEnc = hpack.NewEncoder(&st.headerBuf)
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st.hpackDec = hpack.NewDecoder(initialHeaderTableSize, st.onHeaderField)
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ts.TLS = ts.Config.TLSConfig // the httptest.Server has its own copy of this TLS config
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if quiet {
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ts.Config.ErrorLog = log.New(ioutil.Discard, "", 0)
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} else {
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ts.Config.ErrorLog = log.New(io.MultiWriter(stderrv(), twriter{t: t, st: st}, &st.serverLogBuf), "", log.LstdFlags)
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}
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ts.StartTLS()
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if VerboseLogs {
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t.Logf("Running test server at: %s", ts.URL)
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}
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testHookGetServerConn = func(v *serverConn) {
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st.scMu.Lock()
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defer st.scMu.Unlock()
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st.sc = v
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}
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log.SetOutput(io.MultiWriter(stderrv(), twriter{t: t, st: st}))
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if !onlyServer {
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cc, err := tls.Dial("tcp", ts.Listener.Addr().String(), tlsConfig)
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if err != nil {
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t.Fatal(err)
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}
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st.cc = cc
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st.fr = NewFramer(cc, cc)
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if framerReuseFrames {
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st.fr.SetReuseFrames()
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}
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if !logFrameReads && !logFrameWrites {
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st.fr.debugReadLoggerf = func(m string, v ...interface{}) {
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m = time.Now().Format("2006-01-02 15:04:05.999999999 ") + strings.TrimPrefix(m, "http2: ") + "\n"
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st.frameReadLogMu.Lock()
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fmt.Fprintf(&st.frameReadLogBuf, m, v...)
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st.frameReadLogMu.Unlock()
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}
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st.fr.debugWriteLoggerf = func(m string, v ...interface{}) {
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m = time.Now().Format("2006-01-02 15:04:05.999999999 ") + strings.TrimPrefix(m, "http2: ") + "\n"
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st.frameWriteLogMu.Lock()
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fmt.Fprintf(&st.frameWriteLogBuf, m, v...)
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st.frameWriteLogMu.Unlock()
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}
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st.fr.logReads = true
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st.fr.logWrites = true
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}
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}
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return st
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}
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func (st *serverTester) closeConn() {
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st.scMu.Lock()
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defer st.scMu.Unlock()
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st.sc.conn.Close()
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}
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func (st *serverTester) addLogFilter(phrase string) {
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st.logFilter = append(st.logFilter, phrase)
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}
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func (st *serverTester) stream(id uint32) *stream {
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ch := make(chan *stream, 1)
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st.sc.serveMsgCh <- func(int) {
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ch <- st.sc.streams[id]
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}
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return <-ch
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}
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func (st *serverTester) streamState(id uint32) streamState {
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ch := make(chan streamState, 1)
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st.sc.serveMsgCh <- func(int) {
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state, _ := st.sc.state(id)
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ch <- state
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}
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return <-ch
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}
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// loopNum reports how many times this conn's select loop has gone around.
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func (st *serverTester) loopNum() int {
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lastc := make(chan int, 1)
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st.sc.serveMsgCh <- func(loopNum int) {
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lastc <- loopNum
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}
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return <-lastc
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}
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// awaitIdle heuristically awaits for the server conn's select loop to be idle.
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// The heuristic is that the server connection's serve loop must schedule
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// 50 times in a row without any channel sends or receives occurring.
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func (st *serverTester) awaitIdle() {
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remain := 50
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last := st.loopNum()
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for remain > 0 {
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n := st.loopNum()
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if n == last+1 {
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remain--
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} else {
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remain = 50
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}
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last = n
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}
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}
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func (st *serverTester) Close() {
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if st.t.Failed() {
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st.frameReadLogMu.Lock()
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if st.frameReadLogBuf.Len() > 0 {
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st.t.Logf("Framer read log:\n%s", st.frameReadLogBuf.String())
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}
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st.frameReadLogMu.Unlock()
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st.frameWriteLogMu.Lock()
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if st.frameWriteLogBuf.Len() > 0 {
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st.t.Logf("Framer write log:\n%s", st.frameWriteLogBuf.String())
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}
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st.frameWriteLogMu.Unlock()
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// If we failed already (and are likely in a Fatal,
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// unwindowing), force close the connection, so the
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// httptest.Server doesn't wait forever for the conn
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// to close.
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if st.cc != nil {
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st.cc.Close()
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}
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}
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st.ts.Close()
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if st.cc != nil {
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st.cc.Close()
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}
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log.SetOutput(os.Stderr)
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}
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// greet initiates the client's HTTP/2 connection into a state where
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// frames may be sent.
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func (st *serverTester) greet() {
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st.greetAndCheckSettings(func(Setting) error { return nil })
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}
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func (st *serverTester) greetAndCheckSettings(checkSetting func(s Setting) error) {
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st.writePreface()
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st.writeInitialSettings()
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st.wantSettings().ForeachSetting(checkSetting)
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st.writeSettingsAck()
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// The initial WINDOW_UPDATE and SETTINGS ACK can come in any order.
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var gotSettingsAck bool
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var gotWindowUpdate bool
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for i := 0; i < 2; i++ {
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f, err := st.readFrame()
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if err != nil {
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st.t.Fatal(err)
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}
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switch f := f.(type) {
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case *SettingsFrame:
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if !f.Header().Flags.Has(FlagSettingsAck) {
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st.t.Fatal("Settings Frame didn't have ACK set")
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}
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gotSettingsAck = true
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case *WindowUpdateFrame:
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if f.FrameHeader.StreamID != 0 {
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st.t.Fatalf("WindowUpdate StreamID = %d; want 0", f.FrameHeader.StreamID)
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}
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incr := uint32((&Server{}).initialConnRecvWindowSize() - initialWindowSize)
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if f.Increment != incr {
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st.t.Fatalf("WindowUpdate increment = %d; want %d", f.Increment, incr)
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}
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gotWindowUpdate = true
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default:
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st.t.Fatalf("Wanting a settings ACK or window update, received a %T", f)
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}
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}
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if !gotSettingsAck {
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st.t.Fatalf("Didn't get a settings ACK")
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}
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if !gotWindowUpdate {
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st.t.Fatalf("Didn't get a window update")
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}
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}
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func (st *serverTester) writePreface() {
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n, err := st.cc.Write(clientPreface)
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if err != nil {
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st.t.Fatalf("Error writing client preface: %v", err)
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}
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if n != len(clientPreface) {
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st.t.Fatalf("Writing client preface, wrote %d bytes; want %d", n, len(clientPreface))
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}
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}
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func (st *serverTester) writeInitialSettings() {
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if err := st.fr.WriteSettings(); err != nil {
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st.t.Fatalf("Error writing initial SETTINGS frame from client to server: %v", err)
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}
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}
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func (st *serverTester) writeSettingsAck() {
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if err := st.fr.WriteSettingsAck(); err != nil {
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st.t.Fatalf("Error writing ACK of server's SETTINGS: %v", err)
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}
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}
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func (st *serverTester) writeHeaders(p HeadersFrameParam) {
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if err := st.fr.WriteHeaders(p); err != nil {
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st.t.Fatalf("Error writing HEADERS: %v", err)
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}
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}
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func (st *serverTester) writePriority(id uint32, p PriorityParam) {
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if err := st.fr.WritePriority(id, p); err != nil {
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st.t.Fatalf("Error writing PRIORITY: %v", err)
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}
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}
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func (st *serverTester) encodeHeaderField(k, v string) {
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err := st.hpackEnc.WriteField(hpack.HeaderField{Name: k, Value: v})
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if err != nil {
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st.t.Fatalf("HPACK encoding error for %q/%q: %v", k, v, err)
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}
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}
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// encodeHeaderRaw is the magic-free version of encodeHeader.
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// It takes 0 or more (k, v) pairs and encodes them.
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func (st *serverTester) encodeHeaderRaw(headers ...string) []byte {
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if len(headers)%2 == 1 {
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panic("odd number of kv args")
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}
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st.headerBuf.Reset()
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for len(headers) > 0 {
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k, v := headers[0], headers[1]
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st.encodeHeaderField(k, v)
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headers = headers[2:]
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}
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return st.headerBuf.Bytes()
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}
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// encodeHeader encodes headers and returns their HPACK bytes. headers
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// must contain an even number of key/value pairs. There may be
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// multiple pairs for keys (e.g. "cookie"). The :method, :path, and
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// :scheme headers default to GET, / and https. The :authority header
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// defaults to st.ts.Listener.Addr().
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func (st *serverTester) encodeHeader(headers ...string) []byte {
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if len(headers)%2 == 1 {
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panic("odd number of kv args")
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}
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st.headerBuf.Reset()
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defaultAuthority := st.ts.Listener.Addr().String()
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if len(headers) == 0 {
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// Fast path, mostly for benchmarks, so test code doesn't pollute
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// profiles when we're looking to improve server allocations.
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st.encodeHeaderField(":method", "GET")
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st.encodeHeaderField(":scheme", "https")
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st.encodeHeaderField(":authority", defaultAuthority)
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st.encodeHeaderField(":path", "/")
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return st.headerBuf.Bytes()
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}
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if len(headers) == 2 && headers[0] == ":method" {
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// Another fast path for benchmarks.
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st.encodeHeaderField(":method", headers[1])
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st.encodeHeaderField(":scheme", "https")
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st.encodeHeaderField(":authority", defaultAuthority)
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st.encodeHeaderField(":path", "/")
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return st.headerBuf.Bytes()
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}
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pseudoCount := map[string]int{}
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keys := []string{":method", ":scheme", ":authority", ":path"}
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vals := map[string][]string{
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":method": {"GET"},
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":scheme": {"https"},
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":authority": {defaultAuthority},
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":path": {"/"},
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}
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for len(headers) > 0 {
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k, v := headers[0], headers[1]
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headers = headers[2:]
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if _, ok := vals[k]; !ok {
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keys = append(keys, k)
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}
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if strings.HasPrefix(k, ":") {
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pseudoCount[k]++
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if pseudoCount[k] == 1 {
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vals[k] = []string{v}
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} else {
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// Allows testing of invalid headers w/ dup pseudo fields.
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vals[k] = append(vals[k], v)
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}
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} else {
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vals[k] = append(vals[k], v)
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}
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}
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for _, k := range keys {
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for _, v := range vals[k] {
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st.encodeHeaderField(k, v)
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}
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}
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return st.headerBuf.Bytes()
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}
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// bodylessReq1 writes a HEADERS frames with StreamID 1 and EndStream and EndHeaders set.
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func (st *serverTester) bodylessReq1(headers ...string) {
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st.writeHeaders(HeadersFrameParam{
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StreamID: 1, // clients send odd numbers
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BlockFragment: st.encodeHeader(headers...),
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EndStream: true,
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EndHeaders: true,
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})
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}
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func (st *serverTester) writeData(streamID uint32, endStream bool, data []byte) {
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if err := st.fr.WriteData(streamID, endStream, data); err != nil {
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st.t.Fatalf("Error writing DATA: %v", err)
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}
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}
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func (st *serverTester) writeDataPadded(streamID uint32, endStream bool, data, pad []byte) {
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if err := st.fr.WriteDataPadded(streamID, endStream, data, pad); err != nil {
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st.t.Fatalf("Error writing DATA: %v", err)
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}
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}
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func readFrameTimeout(fr *Framer, wait time.Duration) (Frame, error) {
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ch := make(chan interface{}, 1)
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go func() {
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fr, err := fr.ReadFrame()
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if err != nil {
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ch <- err
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} else {
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ch <- fr
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}
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}()
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t := time.NewTimer(wait)
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select {
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case v := <-ch:
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t.Stop()
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if fr, ok := v.(Frame); ok {
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return fr, nil
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}
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return nil, v.(error)
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case <-t.C:
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return nil, errors.New("timeout waiting for frame")
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}
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}
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func (st *serverTester) readFrame() (Frame, error) {
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return readFrameTimeout(st.fr, 2*time.Second)
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}
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func (st *serverTester) wantHeaders() *HeadersFrame {
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f, err := st.readFrame()
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if err != nil {
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st.t.Fatalf("Error while expecting a HEADERS frame: %v", err)
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}
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hf, ok := f.(*HeadersFrame)
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if !ok {
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st.t.Fatalf("got a %T; want *HeadersFrame", f)
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}
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return hf
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}
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func (st *serverTester) wantContinuation() *ContinuationFrame {
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f, err := st.readFrame()
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if err != nil {
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st.t.Fatalf("Error while expecting a CONTINUATION frame: %v", err)
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}
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cf, ok := f.(*ContinuationFrame)
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if !ok {
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st.t.Fatalf("got a %T; want *ContinuationFrame", f)
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}
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return cf
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}
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func (st *serverTester) wantData() *DataFrame {
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f, err := st.readFrame()
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if err != nil {
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st.t.Fatalf("Error while expecting a DATA frame: %v", err)
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}
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df, ok := f.(*DataFrame)
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if !ok {
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st.t.Fatalf("got a %T; want *DataFrame", f)
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}
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return df
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}
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func (st *serverTester) wantSettings() *SettingsFrame {
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f, err := st.readFrame()
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if err != nil {
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st.t.Fatalf("Error while expecting a SETTINGS frame: %v", err)
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}
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sf, ok := f.(*SettingsFrame)
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|
if !ok {
|
|
st.t.Fatalf("got a %T; want *SettingsFrame", f)
|
|
}
|
|
return sf
|
|
}
|
|
|
|
func (st *serverTester) wantPing() *PingFrame {
|
|
f, err := st.readFrame()
|
|
if err != nil {
|
|
st.t.Fatalf("Error while expecting a PING frame: %v", err)
|
|
}
|
|
pf, ok := f.(*PingFrame)
|
|
if !ok {
|
|
st.t.Fatalf("got a %T; want *PingFrame", f)
|
|
}
|
|
return pf
|
|
}
|
|
|
|
func (st *serverTester) wantGoAway() *GoAwayFrame {
|
|
f, err := st.readFrame()
|
|
if err != nil {
|
|
st.t.Fatalf("Error while expecting a GOAWAY frame: %v", err)
|
|
}
|
|
gf, ok := f.(*GoAwayFrame)
|
|
if !ok {
|
|
st.t.Fatalf("got a %T; want *GoAwayFrame", f)
|
|
}
|
|
return gf
|
|
}
|
|
|
|
func (st *serverTester) wantRSTStream(streamID uint32, errCode ErrCode) {
|
|
f, err := st.readFrame()
|
|
if err != nil {
|
|
st.t.Fatalf("Error while expecting an RSTStream frame: %v", err)
|
|
}
|
|
rs, ok := f.(*RSTStreamFrame)
|
|
if !ok {
|
|
st.t.Fatalf("got a %T; want *RSTStreamFrame", f)
|
|
}
|
|
if rs.FrameHeader.StreamID != streamID {
|
|
st.t.Fatalf("RSTStream StreamID = %d; want %d", rs.FrameHeader.StreamID, streamID)
|
|
}
|
|
if rs.ErrCode != errCode {
|
|
st.t.Fatalf("RSTStream ErrCode = %d (%s); want %d (%s)", rs.ErrCode, rs.ErrCode, errCode, errCode)
|
|
}
|
|
}
|
|
|
|
func (st *serverTester) wantWindowUpdate(streamID, incr uint32) {
|
|
f, err := st.readFrame()
|
|
if err != nil {
|
|
st.t.Fatalf("Error while expecting a WINDOW_UPDATE frame: %v", err)
|
|
}
|
|
wu, ok := f.(*WindowUpdateFrame)
|
|
if !ok {
|
|
st.t.Fatalf("got a %T; want *WindowUpdateFrame", f)
|
|
}
|
|
if wu.FrameHeader.StreamID != streamID {
|
|
st.t.Fatalf("WindowUpdate StreamID = %d; want %d", wu.FrameHeader.StreamID, streamID)
|
|
}
|
|
if wu.Increment != incr {
|
|
st.t.Fatalf("WindowUpdate increment = %d; want %d", wu.Increment, incr)
|
|
}
|
|
}
|
|
|
|
func (st *serverTester) wantSettingsAck() {
|
|
f, err := st.readFrame()
|
|
if err != nil {
|
|
st.t.Fatal(err)
|
|
}
|
|
sf, ok := f.(*SettingsFrame)
|
|
if !ok {
|
|
st.t.Fatalf("Wanting a settings ACK, received a %T", f)
|
|
}
|
|
if !sf.Header().Flags.Has(FlagSettingsAck) {
|
|
st.t.Fatal("Settings Frame didn't have ACK set")
|
|
}
|
|
}
|
|
|
|
func (st *serverTester) wantPushPromise() *PushPromiseFrame {
|
|
f, err := st.readFrame()
|
|
if err != nil {
|
|
st.t.Fatal(err)
|
|
}
|
|
ppf, ok := f.(*PushPromiseFrame)
|
|
if !ok {
|
|
st.t.Fatalf("Wanted PushPromise, received %T", ppf)
|
|
}
|
|
return ppf
|
|
}
|
|
|
|
func TestServer(t *testing.T) {
|
|
gotReq := make(chan bool, 1)
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
w.Header().Set("Foo", "Bar")
|
|
gotReq <- true
|
|
})
|
|
defer st.Close()
|
|
|
|
covers("3.5", `
|
|
The server connection preface consists of a potentially empty
|
|
SETTINGS frame ([SETTINGS]) that MUST be the first frame the
|
|
server sends in the HTTP/2 connection.
|
|
`)
|
|
|
|
st.greet()
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true, // no DATA frames
|
|
EndHeaders: true,
|
|
})
|
|
|
|
select {
|
|
case <-gotReq:
|
|
case <-time.After(2 * time.Second):
|
|
t.Error("timeout waiting for request")
|
|
}
|
|
}
|
|
|
|
func TestServer_Request_Get(t *testing.T) {
|
|
testServerRequest(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader("foo-bar", "some-value"),
|
|
EndStream: true, // no DATA frames
|
|
EndHeaders: true,
|
|
})
|
|
}, func(r *http.Request) {
|
|
if r.Method != "GET" {
|
|
t.Errorf("Method = %q; want GET", r.Method)
|
|
}
|
|
if r.URL.Path != "/" {
|
|
t.Errorf("URL.Path = %q; want /", r.URL.Path)
|
|
}
|
|
if r.ContentLength != 0 {
|
|
t.Errorf("ContentLength = %v; want 0", r.ContentLength)
|
|
}
|
|
if r.Close {
|
|
t.Error("Close = true; want false")
|
|
}
|
|
if !strings.Contains(r.RemoteAddr, ":") {
|
|
t.Errorf("RemoteAddr = %q; want something with a colon", r.RemoteAddr)
|
|
}
|
|
if r.Proto != "HTTP/2.0" || r.ProtoMajor != 2 || r.ProtoMinor != 0 {
|
|
t.Errorf("Proto = %q Major=%v,Minor=%v; want HTTP/2.0", r.Proto, r.ProtoMajor, r.ProtoMinor)
|
|
}
|
|
wantHeader := http.Header{
|
|
"Foo-Bar": []string{"some-value"},
|
|
}
|
|
if !reflect.DeepEqual(r.Header, wantHeader) {
|
|
t.Errorf("Header = %#v; want %#v", r.Header, wantHeader)
|
|
}
|
|
if n, err := r.Body.Read([]byte(" ")); err != io.EOF || n != 0 {
|
|
t.Errorf("Read = %d, %v; want 0, EOF", n, err)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Get_PathSlashes(t *testing.T) {
|
|
testServerRequest(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":path", "/%2f/"),
|
|
EndStream: true, // no DATA frames
|
|
EndHeaders: true,
|
|
})
|
|
}, func(r *http.Request) {
|
|
if r.RequestURI != "/%2f/" {
|
|
t.Errorf("RequestURI = %q; want /%%2f/", r.RequestURI)
|
|
}
|
|
if r.URL.Path != "///" {
|
|
t.Errorf("URL.Path = %q; want ///", r.URL.Path)
|
|
}
|
|
})
|
|
}
|
|
|
|
// TODO: add a test with EndStream=true on the HEADERS but setting a
|
|
// Content-Length anyway. Should we just omit it and force it to
|
|
// zero?
|
|
|
|
func TestServer_Request_Post_NoContentLength_EndStream(t *testing.T) {
|
|
testServerRequest(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
}, func(r *http.Request) {
|
|
if r.Method != "POST" {
|
|
t.Errorf("Method = %q; want POST", r.Method)
|
|
}
|
|
if r.ContentLength != 0 {
|
|
t.Errorf("ContentLength = %v; want 0", r.ContentLength)
|
|
}
|
|
if n, err := r.Body.Read([]byte(" ")); err != io.EOF || n != 0 {
|
|
t.Errorf("Read = %d, %v; want 0, EOF", n, err)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Post_Body_ImmediateEOF(t *testing.T) {
|
|
testBodyContents(t, -1, "", func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false, // to say DATA frames are coming
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(1, true, nil) // just kidding. empty body.
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Post_Body_OneData(t *testing.T) {
|
|
const content = "Some content"
|
|
testBodyContents(t, -1, content, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false, // to say DATA frames are coming
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(1, true, []byte(content))
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Post_Body_TwoData(t *testing.T) {
|
|
const content = "Some content"
|
|
testBodyContents(t, -1, content, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false, // to say DATA frames are coming
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(1, false, []byte(content[:5]))
|
|
st.writeData(1, true, []byte(content[5:]))
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Post_Body_ContentLength_Correct(t *testing.T) {
|
|
const content = "Some content"
|
|
testBodyContents(t, int64(len(content)), content, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(
|
|
":method", "POST",
|
|
"content-length", strconv.Itoa(len(content)),
|
|
),
|
|
EndStream: false, // to say DATA frames are coming
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(1, true, []byte(content))
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Post_Body_ContentLength_TooLarge(t *testing.T) {
|
|
testBodyContentsFail(t, 3, "request declared a Content-Length of 3 but only wrote 2 bytes",
|
|
func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(
|
|
":method", "POST",
|
|
"content-length", "3",
|
|
),
|
|
EndStream: false, // to say DATA frames are coming
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(1, true, []byte("12"))
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Post_Body_ContentLength_TooSmall(t *testing.T) {
|
|
testBodyContentsFail(t, 4, "sender tried to send more than declared Content-Length of 4 bytes",
|
|
func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(
|
|
":method", "POST",
|
|
"content-length", "4",
|
|
),
|
|
EndStream: false, // to say DATA frames are coming
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(1, true, []byte("12345"))
|
|
})
|
|
}
|
|
|
|
func testBodyContents(t *testing.T, wantContentLength int64, wantBody string, write func(st *serverTester)) {
|
|
testServerRequest(t, write, func(r *http.Request) {
|
|
if r.Method != "POST" {
|
|
t.Errorf("Method = %q; want POST", r.Method)
|
|
}
|
|
if r.ContentLength != wantContentLength {
|
|
t.Errorf("ContentLength = %v; want %d", r.ContentLength, wantContentLength)
|
|
}
|
|
all, err := ioutil.ReadAll(r.Body)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if string(all) != wantBody {
|
|
t.Errorf("Read = %q; want %q", all, wantBody)
|
|
}
|
|
if err := r.Body.Close(); err != nil {
|
|
t.Fatalf("Close: %v", err)
|
|
}
|
|
})
|
|
}
|
|
|
|
func testBodyContentsFail(t *testing.T, wantContentLength int64, wantReadError string, write func(st *serverTester)) {
|
|
testServerRequest(t, write, func(r *http.Request) {
|
|
if r.Method != "POST" {
|
|
t.Errorf("Method = %q; want POST", r.Method)
|
|
}
|
|
if r.ContentLength != wantContentLength {
|
|
t.Errorf("ContentLength = %v; want %d", r.ContentLength, wantContentLength)
|
|
}
|
|
all, err := ioutil.ReadAll(r.Body)
|
|
if err == nil {
|
|
t.Fatalf("expected an error (%q) reading from the body. Successfully read %q instead.",
|
|
wantReadError, all)
|
|
}
|
|
if !strings.Contains(err.Error(), wantReadError) {
|
|
t.Fatalf("Body.Read = %v; want substring %q", err, wantReadError)
|
|
}
|
|
if err := r.Body.Close(); err != nil {
|
|
t.Fatalf("Close: %v", err)
|
|
}
|
|
})
|
|
}
|
|
|
|
// Using a Host header, instead of :authority
|
|
func TestServer_Request_Get_Host(t *testing.T) {
|
|
const host = "example.com"
|
|
testServerRequest(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":authority", "", "host", host),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
}, func(r *http.Request) {
|
|
if r.Host != host {
|
|
t.Errorf("Host = %q; want %q", r.Host, host)
|
|
}
|
|
})
|
|
}
|
|
|
|
// Using an :authority pseudo-header, instead of Host
|
|
func TestServer_Request_Get_Authority(t *testing.T) {
|
|
const host = "example.com"
|
|
testServerRequest(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":authority", host),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
}, func(r *http.Request) {
|
|
if r.Host != host {
|
|
t.Errorf("Host = %q; want %q", r.Host, host)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_WithContinuation(t *testing.T) {
|
|
wantHeader := http.Header{
|
|
"Foo-One": []string{"value-one"},
|
|
"Foo-Two": []string{"value-two"},
|
|
"Foo-Three": []string{"value-three"},
|
|
}
|
|
testServerRequest(t, func(st *serverTester) {
|
|
fullHeaders := st.encodeHeader(
|
|
"foo-one", "value-one",
|
|
"foo-two", "value-two",
|
|
"foo-three", "value-three",
|
|
)
|
|
remain := fullHeaders
|
|
chunks := 0
|
|
for len(remain) > 0 {
|
|
const maxChunkSize = 5
|
|
chunk := remain
|
|
if len(chunk) > maxChunkSize {
|
|
chunk = chunk[:maxChunkSize]
|
|
}
|
|
remain = remain[len(chunk):]
|
|
|
|
if chunks == 0 {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: chunk,
|
|
EndStream: true, // no DATA frames
|
|
EndHeaders: false, // we'll have continuation frames
|
|
})
|
|
} else {
|
|
err := st.fr.WriteContinuation(1, len(remain) == 0, chunk)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
chunks++
|
|
}
|
|
if chunks < 2 {
|
|
t.Fatal("too few chunks")
|
|
}
|
|
}, func(r *http.Request) {
|
|
if !reflect.DeepEqual(r.Header, wantHeader) {
|
|
t.Errorf("Header = %#v; want %#v", r.Header, wantHeader)
|
|
}
|
|
})
|
|
}
|
|
|
|
// Concatenated cookie headers. ("8.1.2.5 Compressing the Cookie Header Field")
|
|
func TestServer_Request_CookieConcat(t *testing.T) {
|
|
const host = "example.com"
|
|
testServerRequest(t, func(st *serverTester) {
|
|
st.bodylessReq1(
|
|
":authority", host,
|
|
"cookie", "a=b",
|
|
"cookie", "c=d",
|
|
"cookie", "e=f",
|
|
)
|
|
}, func(r *http.Request) {
|
|
const want = "a=b; c=d; e=f"
|
|
if got := r.Header.Get("Cookie"); got != want {
|
|
t.Errorf("Cookie = %q; want %q", got, want)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Reject_CapitalHeader(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1("UPPER", "v") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_HeaderFieldNameColon(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1("has:colon", "v") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_HeaderFieldNameNULL(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1("has\x00null", "v") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_HeaderFieldNameEmpty(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1("", "v") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_HeaderFieldValueNewline(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1("foo", "has\nnewline") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_HeaderFieldValueCR(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1("foo", "has\rcarriage") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_HeaderFieldValueDEL(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1("foo", "has\x7fdel") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_Pseudo_Missing_method(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1(":method", "") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_Pseudo_ExactlyOne(t *testing.T) {
|
|
// 8.1.2.3 Request Pseudo-Header Fields
|
|
// "All HTTP/2 requests MUST include exactly one valid value" ...
|
|
testRejectRequest(t, func(st *serverTester) {
|
|
st.addLogFilter("duplicate pseudo-header")
|
|
st.bodylessReq1(":method", "GET", ":method", "POST")
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Reject_Pseudo_AfterRegular(t *testing.T) {
|
|
// 8.1.2.3 Request Pseudo-Header Fields
|
|
// "All pseudo-header fields MUST appear in the header block
|
|
// before regular header fields. Any request or response that
|
|
// contains a pseudo-header field that appears in a header
|
|
// block after a regular header field MUST be treated as
|
|
// malformed (Section 8.1.2.6)."
|
|
testRejectRequest(t, func(st *serverTester) {
|
|
st.addLogFilter("pseudo-header after regular header")
|
|
var buf bytes.Buffer
|
|
enc := hpack.NewEncoder(&buf)
|
|
enc.WriteField(hpack.HeaderField{Name: ":method", Value: "GET"})
|
|
enc.WriteField(hpack.HeaderField{Name: "regular", Value: "foobar"})
|
|
enc.WriteField(hpack.HeaderField{Name: ":path", Value: "/"})
|
|
enc.WriteField(hpack.HeaderField{Name: ":scheme", Value: "https"})
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: buf.Bytes(),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Reject_Pseudo_Missing_path(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1(":path", "") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_Pseudo_Missing_scheme(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1(":scheme", "") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_Pseudo_scheme_invalid(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) { st.bodylessReq1(":scheme", "bogus") })
|
|
}
|
|
|
|
func TestServer_Request_Reject_Pseudo_Unknown(t *testing.T) {
|
|
testRejectRequest(t, func(st *serverTester) {
|
|
st.addLogFilter(`invalid pseudo-header ":unknown_thing"`)
|
|
st.bodylessReq1(":unknown_thing", "")
|
|
})
|
|
}
|
|
|
|
func testRejectRequest(t *testing.T, send func(*serverTester)) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
t.Error("server request made it to handler; should've been rejected")
|
|
})
|
|
defer st.Close()
|
|
|
|
st.greet()
|
|
send(st)
|
|
st.wantRSTStream(1, ErrCodeProtocol)
|
|
}
|
|
|
|
func testRejectRequestWithProtocolError(t *testing.T, send func(*serverTester)) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
t.Error("server request made it to handler; should've been rejected")
|
|
}, optQuiet)
|
|
defer st.Close()
|
|
|
|
st.greet()
|
|
send(st)
|
|
gf := st.wantGoAway()
|
|
if gf.ErrCode != ErrCodeProtocol {
|
|
t.Errorf("err code = %v; want %v", gf.ErrCode, ErrCodeProtocol)
|
|
}
|
|
}
|
|
|
|
// Section 5.1, on idle connections: "Receiving any frame other than
|
|
// HEADERS or PRIORITY on a stream in this state MUST be treated as a
|
|
// connection error (Section 5.4.1) of type PROTOCOL_ERROR."
|
|
func TestRejectFrameOnIdle_WindowUpdate(t *testing.T) {
|
|
testRejectRequestWithProtocolError(t, func(st *serverTester) {
|
|
st.fr.WriteWindowUpdate(123, 456)
|
|
})
|
|
}
|
|
func TestRejectFrameOnIdle_Data(t *testing.T) {
|
|
testRejectRequestWithProtocolError(t, func(st *serverTester) {
|
|
st.fr.WriteData(123, true, nil)
|
|
})
|
|
}
|
|
func TestRejectFrameOnIdle_RSTStream(t *testing.T) {
|
|
testRejectRequestWithProtocolError(t, func(st *serverTester) {
|
|
st.fr.WriteRSTStream(123, ErrCodeCancel)
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Connect(t *testing.T) {
|
|
testServerRequest(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeaderRaw(
|
|
":method", "CONNECT",
|
|
":authority", "example.com:123",
|
|
),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
}, func(r *http.Request) {
|
|
if g, w := r.Method, "CONNECT"; g != w {
|
|
t.Errorf("Method = %q; want %q", g, w)
|
|
}
|
|
if g, w := r.RequestURI, "example.com:123"; g != w {
|
|
t.Errorf("RequestURI = %q; want %q", g, w)
|
|
}
|
|
if g, w := r.URL.Host, "example.com:123"; g != w {
|
|
t.Errorf("URL.Host = %q; want %q", g, w)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Connect_InvalidPath(t *testing.T) {
|
|
testServerRejectsStream(t, ErrCodeProtocol, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeaderRaw(
|
|
":method", "CONNECT",
|
|
":authority", "example.com:123",
|
|
":path", "/bogus",
|
|
),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
})
|
|
}
|
|
|
|
func TestServer_Request_Connect_InvalidScheme(t *testing.T) {
|
|
testServerRejectsStream(t, ErrCodeProtocol, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeaderRaw(
|
|
":method", "CONNECT",
|
|
":authority", "example.com:123",
|
|
":scheme", "https",
|
|
),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
})
|
|
}
|
|
|
|
func TestServer_Ping(t *testing.T) {
|
|
st := newServerTester(t, nil)
|
|
defer st.Close()
|
|
st.greet()
|
|
|
|
// Server should ignore this one, since it has ACK set.
|
|
ackPingData := [8]byte{1, 2, 4, 8, 16, 32, 64, 128}
|
|
if err := st.fr.WritePing(true, ackPingData); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// But the server should reply to this one, since ACK is false.
|
|
pingData := [8]byte{1, 2, 3, 4, 5, 6, 7, 8}
|
|
if err := st.fr.WritePing(false, pingData); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
pf := st.wantPing()
|
|
if !pf.Flags.Has(FlagPingAck) {
|
|
t.Error("response ping doesn't have ACK set")
|
|
}
|
|
if pf.Data != pingData {
|
|
t.Errorf("response ping has data %q; want %q", pf.Data, pingData)
|
|
}
|
|
}
|
|
|
|
func TestServer_RejectsLargeFrames(t *testing.T) {
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("see golang.org/issue/13434")
|
|
}
|
|
|
|
st := newServerTester(t, nil)
|
|
defer st.Close()
|
|
st.greet()
|
|
|
|
// Write too large of a frame (too large by one byte)
|
|
// We ignore the return value because it's expected that the server
|
|
// will only read the first 9 bytes (the headre) and then disconnect.
|
|
st.fr.WriteRawFrame(0xff, 0, 0, make([]byte, defaultMaxReadFrameSize+1))
|
|
|
|
gf := st.wantGoAway()
|
|
if gf.ErrCode != ErrCodeFrameSize {
|
|
t.Errorf("GOAWAY err = %v; want %v", gf.ErrCode, ErrCodeFrameSize)
|
|
}
|
|
if st.serverLogBuf.Len() != 0 {
|
|
// Previously we spun here for a bit until the GOAWAY disconnect
|
|
// timer fired, logging while we fired.
|
|
t.Errorf("unexpected server output: %.500s\n", st.serverLogBuf.Bytes())
|
|
}
|
|
}
|
|
|
|
func TestServer_Handler_Sends_WindowUpdate(t *testing.T) {
|
|
puppet := newHandlerPuppet()
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
puppet.act(w, r)
|
|
})
|
|
defer st.Close()
|
|
defer puppet.done()
|
|
|
|
st.greet()
|
|
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false, // data coming
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(1, false, []byte("abcdef"))
|
|
puppet.do(readBodyHandler(t, "abc"))
|
|
st.wantWindowUpdate(0, 3)
|
|
st.wantWindowUpdate(1, 3)
|
|
|
|
puppet.do(readBodyHandler(t, "def"))
|
|
st.wantWindowUpdate(0, 3)
|
|
st.wantWindowUpdate(1, 3)
|
|
|
|
st.writeData(1, true, []byte("ghijkl")) // END_STREAM here
|
|
puppet.do(readBodyHandler(t, "ghi"))
|
|
puppet.do(readBodyHandler(t, "jkl"))
|
|
st.wantWindowUpdate(0, 3)
|
|
st.wantWindowUpdate(0, 3) // no more stream-level, since END_STREAM
|
|
}
|
|
|
|
// the version of the TestServer_Handler_Sends_WindowUpdate with padding.
|
|
// See golang.org/issue/16556
|
|
func TestServer_Handler_Sends_WindowUpdate_Padding(t *testing.T) {
|
|
puppet := newHandlerPuppet()
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
puppet.act(w, r)
|
|
})
|
|
defer st.Close()
|
|
defer puppet.done()
|
|
|
|
st.greet()
|
|
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false,
|
|
EndHeaders: true,
|
|
})
|
|
st.writeDataPadded(1, false, []byte("abcdef"), []byte{0, 0, 0, 0})
|
|
|
|
// Expect to immediately get our 5 bytes of padding back for
|
|
// both the connection and stream (4 bytes of padding + 1 byte of length)
|
|
st.wantWindowUpdate(0, 5)
|
|
st.wantWindowUpdate(1, 5)
|
|
|
|
puppet.do(readBodyHandler(t, "abc"))
|
|
st.wantWindowUpdate(0, 3)
|
|
st.wantWindowUpdate(1, 3)
|
|
|
|
puppet.do(readBodyHandler(t, "def"))
|
|
st.wantWindowUpdate(0, 3)
|
|
st.wantWindowUpdate(1, 3)
|
|
}
|
|
|
|
func TestServer_Send_GoAway_After_Bogus_WindowUpdate(t *testing.T) {
|
|
st := newServerTester(t, nil)
|
|
defer st.Close()
|
|
st.greet()
|
|
if err := st.fr.WriteWindowUpdate(0, 1<<31-1); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
gf := st.wantGoAway()
|
|
if gf.ErrCode != ErrCodeFlowControl {
|
|
t.Errorf("GOAWAY err = %v; want %v", gf.ErrCode, ErrCodeFlowControl)
|
|
}
|
|
if gf.LastStreamID != 0 {
|
|
t.Errorf("GOAWAY last stream ID = %v; want %v", gf.LastStreamID, 0)
|
|
}
|
|
}
|
|
|
|
func TestServer_Send_RstStream_After_Bogus_WindowUpdate(t *testing.T) {
|
|
inHandler := make(chan bool)
|
|
blockHandler := make(chan bool)
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
inHandler <- true
|
|
<-blockHandler
|
|
})
|
|
defer st.Close()
|
|
defer close(blockHandler)
|
|
st.greet()
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false, // keep it open
|
|
EndHeaders: true,
|
|
})
|
|
<-inHandler
|
|
// Send a bogus window update:
|
|
if err := st.fr.WriteWindowUpdate(1, 1<<31-1); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
st.wantRSTStream(1, ErrCodeFlowControl)
|
|
}
|
|
|
|
// testServerPostUnblock sends a hanging POST with unsent data to handler,
|
|
// then runs fn once in the handler, and verifies that the error returned from
|
|
// handler is acceptable. It fails if takes over 5 seconds for handler to exit.
|
|
func testServerPostUnblock(t *testing.T,
|
|
handler func(http.ResponseWriter, *http.Request) error,
|
|
fn func(*serverTester),
|
|
checkErr func(error),
|
|
otherHeaders ...string) {
|
|
inHandler := make(chan bool)
|
|
errc := make(chan error, 1)
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
inHandler <- true
|
|
errc <- handler(w, r)
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(append([]string{":method", "POST"}, otherHeaders...)...),
|
|
EndStream: false, // keep it open
|
|
EndHeaders: true,
|
|
})
|
|
<-inHandler
|
|
fn(st)
|
|
select {
|
|
case err := <-errc:
|
|
if checkErr != nil {
|
|
checkErr(err)
|
|
}
|
|
case <-time.After(5 * time.Second):
|
|
t.Fatal("timeout waiting for Handler to return")
|
|
}
|
|
}
|
|
|
|
func TestServer_RSTStream_Unblocks_Read(t *testing.T) {
|
|
testServerPostUnblock(t,
|
|
func(w http.ResponseWriter, r *http.Request) (err error) {
|
|
_, err = r.Body.Read(make([]byte, 1))
|
|
return
|
|
},
|
|
func(st *serverTester) {
|
|
if err := st.fr.WriteRSTStream(1, ErrCodeCancel); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
},
|
|
func(err error) {
|
|
want := StreamError{StreamID: 0x1, Code: 0x8}
|
|
if !reflect.DeepEqual(err, want) {
|
|
t.Errorf("Read error = %v; want %v", err, want)
|
|
}
|
|
},
|
|
)
|
|
}
|
|
|
|
func TestServer_RSTStream_Unblocks_Header_Write(t *testing.T) {
|
|
// Run this test a bunch, because it doesn't always
|
|
// deadlock. But with a bunch, it did.
|
|
n := 50
|
|
if testing.Short() {
|
|
n = 5
|
|
}
|
|
for i := 0; i < n; i++ {
|
|
testServer_RSTStream_Unblocks_Header_Write(t)
|
|
}
|
|
}
|
|
|
|
func testServer_RSTStream_Unblocks_Header_Write(t *testing.T) {
|
|
inHandler := make(chan bool, 1)
|
|
unblockHandler := make(chan bool, 1)
|
|
headerWritten := make(chan bool, 1)
|
|
wroteRST := make(chan bool, 1)
|
|
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
inHandler <- true
|
|
<-wroteRST
|
|
w.Header().Set("foo", "bar")
|
|
w.WriteHeader(200)
|
|
w.(http.Flusher).Flush()
|
|
headerWritten <- true
|
|
<-unblockHandler
|
|
})
|
|
defer st.Close()
|
|
|
|
st.greet()
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false, // keep it open
|
|
EndHeaders: true,
|
|
})
|
|
<-inHandler
|
|
if err := st.fr.WriteRSTStream(1, ErrCodeCancel); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
wroteRST <- true
|
|
st.awaitIdle()
|
|
select {
|
|
case <-headerWritten:
|
|
case <-time.After(2 * time.Second):
|
|
t.Error("timeout waiting for header write")
|
|
}
|
|
unblockHandler <- true
|
|
}
|
|
|
|
func TestServer_DeadConn_Unblocks_Read(t *testing.T) {
|
|
testServerPostUnblock(t,
|
|
func(w http.ResponseWriter, r *http.Request) (err error) {
|
|
_, err = r.Body.Read(make([]byte, 1))
|
|
return
|
|
},
|
|
func(st *serverTester) { st.cc.Close() },
|
|
func(err error) {
|
|
if err == nil {
|
|
t.Error("unexpected nil error from Request.Body.Read")
|
|
}
|
|
},
|
|
)
|
|
}
|
|
|
|
var blockUntilClosed = func(w http.ResponseWriter, r *http.Request) error {
|
|
<-w.(http.CloseNotifier).CloseNotify()
|
|
return nil
|
|
}
|
|
|
|
func TestServer_CloseNotify_After_RSTStream(t *testing.T) {
|
|
testServerPostUnblock(t, blockUntilClosed, func(st *serverTester) {
|
|
if err := st.fr.WriteRSTStream(1, ErrCodeCancel); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}, nil)
|
|
}
|
|
|
|
func TestServer_CloseNotify_After_ConnClose(t *testing.T) {
|
|
testServerPostUnblock(t, blockUntilClosed, func(st *serverTester) { st.cc.Close() }, nil)
|
|
}
|
|
|
|
// that CloseNotify unblocks after a stream error due to the client's
|
|
// problem that's unrelated to them explicitly canceling it (which is
|
|
// TestServer_CloseNotify_After_RSTStream above)
|
|
func TestServer_CloseNotify_After_StreamError(t *testing.T) {
|
|
testServerPostUnblock(t, blockUntilClosed, func(st *serverTester) {
|
|
// data longer than declared Content-Length => stream error
|
|
st.writeData(1, true, []byte("1234"))
|
|
}, nil, "content-length", "3")
|
|
}
|
|
|
|
func TestServer_StateTransitions(t *testing.T) {
|
|
var st *serverTester
|
|
inHandler := make(chan bool)
|
|
writeData := make(chan bool)
|
|
leaveHandler := make(chan bool)
|
|
st = newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
inHandler <- true
|
|
if st.stream(1) == nil {
|
|
t.Errorf("nil stream 1 in handler")
|
|
}
|
|
if got, want := st.streamState(1), stateOpen; got != want {
|
|
t.Errorf("in handler, state is %v; want %v", got, want)
|
|
}
|
|
writeData <- true
|
|
if n, err := r.Body.Read(make([]byte, 1)); n != 0 || err != io.EOF {
|
|
t.Errorf("body read = %d, %v; want 0, EOF", n, err)
|
|
}
|
|
if got, want := st.streamState(1), stateHalfClosedRemote; got != want {
|
|
t.Errorf("in handler, state is %v; want %v", got, want)
|
|
}
|
|
|
|
<-leaveHandler
|
|
})
|
|
st.greet()
|
|
if st.stream(1) != nil {
|
|
t.Fatal("stream 1 should be empty")
|
|
}
|
|
if got := st.streamState(1); got != stateIdle {
|
|
t.Fatalf("stream 1 should be idle; got %v", got)
|
|
}
|
|
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false, // keep it open
|
|
EndHeaders: true,
|
|
})
|
|
<-inHandler
|
|
<-writeData
|
|
st.writeData(1, true, nil)
|
|
|
|
leaveHandler <- true
|
|
hf := st.wantHeaders()
|
|
if !hf.StreamEnded() {
|
|
t.Fatal("expected END_STREAM flag")
|
|
}
|
|
|
|
if got, want := st.streamState(1), stateClosed; got != want {
|
|
t.Errorf("at end, state is %v; want %v", got, want)
|
|
}
|
|
if st.stream(1) != nil {
|
|
t.Fatal("at end, stream 1 should be gone")
|
|
}
|
|
}
|
|
|
|
// test HEADERS w/o EndHeaders + another HEADERS (should get rejected)
|
|
func TestServer_Rejects_HeadersNoEnd_Then_Headers(t *testing.T) {
|
|
testServerRejectsConn(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true,
|
|
EndHeaders: false,
|
|
})
|
|
st.writeHeaders(HeadersFrameParam{ // Not a continuation.
|
|
StreamID: 3, // different stream.
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
})
|
|
}
|
|
|
|
// test HEADERS w/o EndHeaders + PING (should get rejected)
|
|
func TestServer_Rejects_HeadersNoEnd_Then_Ping(t *testing.T) {
|
|
testServerRejectsConn(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true,
|
|
EndHeaders: false,
|
|
})
|
|
if err := st.fr.WritePing(false, [8]byte{}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
}
|
|
|
|
// test HEADERS w/ EndHeaders + a continuation HEADERS (should get rejected)
|
|
func TestServer_Rejects_HeadersEnd_Then_Continuation(t *testing.T) {
|
|
testServerRejectsConn(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
st.wantHeaders()
|
|
if err := st.fr.WriteContinuation(1, true, encodeHeaderNoImplicit(t, "foo", "bar")); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
}
|
|
|
|
// test HEADERS w/o EndHeaders + a continuation HEADERS on wrong stream ID
|
|
func TestServer_Rejects_HeadersNoEnd_Then_ContinuationWrongStream(t *testing.T) {
|
|
testServerRejectsConn(t, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true,
|
|
EndHeaders: false,
|
|
})
|
|
if err := st.fr.WriteContinuation(3, true, encodeHeaderNoImplicit(t, "foo", "bar")); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
}
|
|
|
|
// No HEADERS on stream 0.
|
|
func TestServer_Rejects_Headers0(t *testing.T) {
|
|
testServerRejectsConn(t, func(st *serverTester) {
|
|
st.fr.AllowIllegalWrites = true
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 0,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
})
|
|
}
|
|
|
|
// No CONTINUATION on stream 0.
|
|
func TestServer_Rejects_Continuation0(t *testing.T) {
|
|
testServerRejectsConn(t, func(st *serverTester) {
|
|
st.fr.AllowIllegalWrites = true
|
|
if err := st.fr.WriteContinuation(0, true, st.encodeHeader()); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
}
|
|
|
|
// No PRIORITY on stream 0.
|
|
func TestServer_Rejects_Priority0(t *testing.T) {
|
|
testServerRejectsConn(t, func(st *serverTester) {
|
|
st.fr.AllowIllegalWrites = true
|
|
st.writePriority(0, PriorityParam{StreamDep: 1})
|
|
})
|
|
}
|
|
|
|
// No HEADERS frame with a self-dependence.
|
|
func TestServer_Rejects_HeadersSelfDependence(t *testing.T) {
|
|
testServerRejectsStream(t, ErrCodeProtocol, func(st *serverTester) {
|
|
st.fr.AllowIllegalWrites = true
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
Priority: PriorityParam{StreamDep: 1},
|
|
})
|
|
})
|
|
}
|
|
|
|
// No PRIORTY frame with a self-dependence.
|
|
func TestServer_Rejects_PrioritySelfDependence(t *testing.T) {
|
|
testServerRejectsStream(t, ErrCodeProtocol, func(st *serverTester) {
|
|
st.fr.AllowIllegalWrites = true
|
|
st.writePriority(1, PriorityParam{StreamDep: 1})
|
|
})
|
|
}
|
|
|
|
func TestServer_Rejects_PushPromise(t *testing.T) {
|
|
testServerRejectsConn(t, func(st *serverTester) {
|
|
pp := PushPromiseParam{
|
|
StreamID: 1,
|
|
PromiseID: 3,
|
|
}
|
|
if err := st.fr.WritePushPromise(pp); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
}
|
|
|
|
// testServerRejectsConn tests that the server hangs up with a GOAWAY
|
|
// frame and a server close after the client does something
|
|
// deserving a CONNECTION_ERROR.
|
|
func testServerRejectsConn(t *testing.T, writeReq func(*serverTester)) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {})
|
|
st.addLogFilter("connection error: PROTOCOL_ERROR")
|
|
defer st.Close()
|
|
st.greet()
|
|
writeReq(st)
|
|
|
|
st.wantGoAway()
|
|
errc := make(chan error, 1)
|
|
go func() {
|
|
fr, err := st.fr.ReadFrame()
|
|
if err == nil {
|
|
err = fmt.Errorf("got frame of type %T", fr)
|
|
}
|
|
errc <- err
|
|
}()
|
|
select {
|
|
case err := <-errc:
|
|
if err != io.EOF {
|
|
t.Errorf("ReadFrame = %v; want io.EOF", err)
|
|
}
|
|
case <-time.After(2 * time.Second):
|
|
t.Error("timeout waiting for disconnect")
|
|
}
|
|
}
|
|
|
|
// testServerRejectsStream tests that the server sends a RST_STREAM with the provided
|
|
// error code after a client sends a bogus request.
|
|
func testServerRejectsStream(t *testing.T, code ErrCode, writeReq func(*serverTester)) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {})
|
|
defer st.Close()
|
|
st.greet()
|
|
writeReq(st)
|
|
st.wantRSTStream(1, code)
|
|
}
|
|
|
|
// testServerRequest sets up an idle HTTP/2 connection and lets you
|
|
// write a single request with writeReq, and then verify that the
|
|
// *http.Request is built correctly in checkReq.
|
|
func testServerRequest(t *testing.T, writeReq func(*serverTester), checkReq func(*http.Request)) {
|
|
gotReq := make(chan bool, 1)
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
if r.Body == nil {
|
|
t.Fatal("nil Body")
|
|
}
|
|
checkReq(r)
|
|
gotReq <- true
|
|
})
|
|
defer st.Close()
|
|
|
|
st.greet()
|
|
writeReq(st)
|
|
|
|
select {
|
|
case <-gotReq:
|
|
case <-time.After(2 * time.Second):
|
|
t.Error("timeout waiting for request")
|
|
}
|
|
}
|
|
|
|
func getSlash(st *serverTester) { st.bodylessReq1() }
|
|
|
|
func TestServer_Response_NoData(t *testing.T) {
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
// Nothing.
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if !hf.StreamEnded() {
|
|
t.Fatal("want END_STREAM flag")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Response_NoData_Header_FooBar(t *testing.T) {
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
w.Header().Set("Foo-Bar", "some-value")
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if !hf.StreamEnded() {
|
|
t.Fatal("want END_STREAM flag")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"foo-bar", "some-value"},
|
|
{"content-length", "0"},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Response_Data_Sniff_DoesntOverride(t *testing.T) {
|
|
const msg = "<html>this is HTML."
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
w.Header().Set("Content-Type", "foo/bar")
|
|
io.WriteString(w, msg)
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("don't want END_STREAM, expecting data")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"content-type", "foo/bar"},
|
|
{"content-length", strconv.Itoa(len(msg))},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
df := st.wantData()
|
|
if !df.StreamEnded() {
|
|
t.Error("expected DATA to have END_STREAM flag")
|
|
}
|
|
if got := string(df.Data()); got != msg {
|
|
t.Errorf("got DATA %q; want %q", got, msg)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Response_TransferEncoding_chunked(t *testing.T) {
|
|
const msg = "hi"
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
w.Header().Set("Transfer-Encoding", "chunked") // should be stripped
|
|
io.WriteString(w, msg)
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"content-type", "text/plain; charset=utf-8"},
|
|
{"content-length", strconv.Itoa(len(msg))},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
})
|
|
}
|
|
|
|
// Header accessed only after the initial write.
|
|
func TestServer_Response_Data_IgnoreHeaderAfterWrite_After(t *testing.T) {
|
|
const msg = "<html>this is HTML."
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
io.WriteString(w, msg)
|
|
w.Header().Set("foo", "should be ignored")
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("unexpected END_STREAM")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"content-type", "text/html; charset=utf-8"},
|
|
{"content-length", strconv.Itoa(len(msg))},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
})
|
|
}
|
|
|
|
// Header accessed before the initial write and later mutated.
|
|
func TestServer_Response_Data_IgnoreHeaderAfterWrite_Overwrite(t *testing.T) {
|
|
const msg = "<html>this is HTML."
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
w.Header().Set("foo", "proper value")
|
|
io.WriteString(w, msg)
|
|
w.Header().Set("foo", "should be ignored")
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("unexpected END_STREAM")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"foo", "proper value"},
|
|
{"content-type", "text/html; charset=utf-8"},
|
|
{"content-length", strconv.Itoa(len(msg))},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Response_Data_SniffLenType(t *testing.T) {
|
|
const msg = "<html>this is HTML."
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
io.WriteString(w, msg)
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("don't want END_STREAM, expecting data")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"content-type", "text/html; charset=utf-8"},
|
|
{"content-length", strconv.Itoa(len(msg))},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
df := st.wantData()
|
|
if !df.StreamEnded() {
|
|
t.Error("expected DATA to have END_STREAM flag")
|
|
}
|
|
if got := string(df.Data()); got != msg {
|
|
t.Errorf("got DATA %q; want %q", got, msg)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Response_Header_Flush_MidWrite(t *testing.T) {
|
|
const msg = "<html>this is HTML"
|
|
const msg2 = ", and this is the next chunk"
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
io.WriteString(w, msg)
|
|
w.(http.Flusher).Flush()
|
|
io.WriteString(w, msg2)
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("unexpected END_STREAM flag")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"content-type", "text/html; charset=utf-8"}, // sniffed
|
|
// and no content-length
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
{
|
|
df := st.wantData()
|
|
if df.StreamEnded() {
|
|
t.Error("unexpected END_STREAM flag")
|
|
}
|
|
if got := string(df.Data()); got != msg {
|
|
t.Errorf("got DATA %q; want %q", got, msg)
|
|
}
|
|
}
|
|
{
|
|
df := st.wantData()
|
|
if !df.StreamEnded() {
|
|
t.Error("wanted END_STREAM flag on last data chunk")
|
|
}
|
|
if got := string(df.Data()); got != msg2 {
|
|
t.Errorf("got DATA %q; want %q", got, msg2)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Response_LargeWrite(t *testing.T) {
|
|
const size = 1 << 20
|
|
const maxFrameSize = 16 << 10
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
n, err := w.Write(bytes.Repeat([]byte("a"), size))
|
|
if err != nil {
|
|
return fmt.Errorf("Write error: %v", err)
|
|
}
|
|
if n != size {
|
|
return fmt.Errorf("wrong size %d from Write", n)
|
|
}
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
if err := st.fr.WriteSettings(
|
|
Setting{SettingInitialWindowSize, 0},
|
|
Setting{SettingMaxFrameSize, maxFrameSize},
|
|
); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
st.wantSettingsAck()
|
|
|
|
getSlash(st) // make the single request
|
|
|
|
// Give the handler quota to write:
|
|
if err := st.fr.WriteWindowUpdate(1, size); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
// Give the handler quota to write to connection-level
|
|
// window as well
|
|
if err := st.fr.WriteWindowUpdate(0, size); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("unexpected END_STREAM flag")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"content-type", "text/plain; charset=utf-8"}, // sniffed
|
|
// and no content-length
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
var bytes, frames int
|
|
for {
|
|
df := st.wantData()
|
|
bytes += len(df.Data())
|
|
frames++
|
|
for _, b := range df.Data() {
|
|
if b != 'a' {
|
|
t.Fatal("non-'a' byte seen in DATA")
|
|
}
|
|
}
|
|
if df.StreamEnded() {
|
|
break
|
|
}
|
|
}
|
|
if bytes != size {
|
|
t.Errorf("Got %d bytes; want %d", bytes, size)
|
|
}
|
|
if want := int(size / maxFrameSize); frames < want || frames > want*2 {
|
|
t.Errorf("Got %d frames; want %d", frames, size)
|
|
}
|
|
})
|
|
}
|
|
|
|
// Test that the handler can't write more than the client allows
|
|
func TestServer_Response_LargeWrite_FlowControlled(t *testing.T) {
|
|
// Make these reads. Before each read, the client adds exactly enough
|
|
// flow-control to satisfy the read. Numbers chosen arbitrarily.
|
|
reads := []int{123, 1, 13, 127}
|
|
size := 0
|
|
for _, n := range reads {
|
|
size += n
|
|
}
|
|
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
w.(http.Flusher).Flush()
|
|
n, err := w.Write(bytes.Repeat([]byte("a"), size))
|
|
if err != nil {
|
|
return fmt.Errorf("Write error: %v", err)
|
|
}
|
|
if n != size {
|
|
return fmt.Errorf("wrong size %d from Write", n)
|
|
}
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
// Set the window size to something explicit for this test.
|
|
// It's also how much initial data we expect.
|
|
if err := st.fr.WriteSettings(Setting{SettingInitialWindowSize, uint32(reads[0])}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
st.wantSettingsAck()
|
|
|
|
getSlash(st) // make the single request
|
|
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("unexpected END_STREAM flag")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
|
|
df := st.wantData()
|
|
if got := len(df.Data()); got != reads[0] {
|
|
t.Fatalf("Initial window size = %d but got DATA with %d bytes", reads[0], got)
|
|
}
|
|
|
|
for _, quota := range reads[1:] {
|
|
if err := st.fr.WriteWindowUpdate(1, uint32(quota)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
df := st.wantData()
|
|
if int(quota) != len(df.Data()) {
|
|
t.Fatalf("read %d bytes after giving %d quota", len(df.Data()), quota)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
// Test that the handler blocked in a Write is unblocked if the server sends a RST_STREAM.
|
|
func TestServer_Response_RST_Unblocks_LargeWrite(t *testing.T) {
|
|
const size = 1 << 20
|
|
const maxFrameSize = 16 << 10
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
w.(http.Flusher).Flush()
|
|
errc := make(chan error, 1)
|
|
go func() {
|
|
_, err := w.Write(bytes.Repeat([]byte("a"), size))
|
|
errc <- err
|
|
}()
|
|
select {
|
|
case err := <-errc:
|
|
if err == nil {
|
|
return errors.New("unexpected nil error from Write in handler")
|
|
}
|
|
return nil
|
|
case <-time.After(2 * time.Second):
|
|
return errors.New("timeout waiting for Write in handler")
|
|
}
|
|
}, func(st *serverTester) {
|
|
if err := st.fr.WriteSettings(
|
|
Setting{SettingInitialWindowSize, 0},
|
|
Setting{SettingMaxFrameSize, maxFrameSize},
|
|
); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
st.wantSettingsAck()
|
|
|
|
getSlash(st) // make the single request
|
|
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("unexpected END_STREAM flag")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
|
|
if err := st.fr.WriteRSTStream(1, ErrCodeCancel); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Response_Empty_Data_Not_FlowControlled(t *testing.T) {
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
w.(http.Flusher).Flush()
|
|
// Nothing; send empty DATA
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
// Handler gets no data quota:
|
|
if err := st.fr.WriteSettings(Setting{SettingInitialWindowSize, 0}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
st.wantSettingsAck()
|
|
|
|
getSlash(st) // make the single request
|
|
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("unexpected END_STREAM flag")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
|
|
df := st.wantData()
|
|
if got := len(df.Data()); got != 0 {
|
|
t.Fatalf("unexpected %d DATA bytes; want 0", got)
|
|
}
|
|
if !df.StreamEnded() {
|
|
t.Fatal("DATA didn't have END_STREAM")
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Response_Automatic100Continue(t *testing.T) {
|
|
const msg = "foo"
|
|
const reply = "bar"
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
if v := r.Header.Get("Expect"); v != "" {
|
|
t.Errorf("Expect header = %q; want empty", v)
|
|
}
|
|
buf := make([]byte, len(msg))
|
|
// This read should trigger the 100-continue being sent.
|
|
if n, err := io.ReadFull(r.Body, buf); err != nil || n != len(msg) || string(buf) != msg {
|
|
return fmt.Errorf("ReadFull = %q, %v; want %q, nil", buf[:n], err, msg)
|
|
}
|
|
_, err := io.WriteString(w, reply)
|
|
return err
|
|
}, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":method", "POST", "expect", "100-continue"),
|
|
EndStream: false,
|
|
EndHeaders: true,
|
|
})
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("unexpected END_STREAM flag")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "100"},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Fatalf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
|
|
// Okay, they sent status 100, so we can send our
|
|
// gigantic and/or sensitive "foo" payload now.
|
|
st.writeData(1, true, []byte(msg))
|
|
|
|
st.wantWindowUpdate(0, uint32(len(msg)))
|
|
|
|
hf = st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("expected data to follow")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
goth = st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth = [][2]string{
|
|
{":status", "200"},
|
|
{"content-type", "text/plain; charset=utf-8"},
|
|
{"content-length", strconv.Itoa(len(reply))},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
|
|
df := st.wantData()
|
|
if string(df.Data()) != reply {
|
|
t.Errorf("Client read %q; want %q", df.Data(), reply)
|
|
}
|
|
if !df.StreamEnded() {
|
|
t.Errorf("expect data stream end")
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_HandlerWriteErrorOnDisconnect(t *testing.T) {
|
|
errc := make(chan error, 1)
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
p := []byte("some data.\n")
|
|
for {
|
|
_, err := w.Write(p)
|
|
if err != nil {
|
|
errc <- err
|
|
return nil
|
|
}
|
|
}
|
|
}, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: false,
|
|
EndHeaders: true,
|
|
})
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("unexpected END_STREAM flag")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("want END_HEADERS flag")
|
|
}
|
|
// Close the connection and wait for the handler to (hopefully) notice.
|
|
st.cc.Close()
|
|
select {
|
|
case <-errc:
|
|
case <-time.After(5 * time.Second):
|
|
t.Error("timeout")
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Rejects_Too_Many_Streams(t *testing.T) {
|
|
const testPath = "/some/path"
|
|
|
|
inHandler := make(chan uint32)
|
|
leaveHandler := make(chan bool)
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
id := w.(*responseWriter).rws.stream.id
|
|
inHandler <- id
|
|
if id == 1+(defaultMaxStreams+1)*2 && r.URL.Path != testPath {
|
|
t.Errorf("decoded final path as %q; want %q", r.URL.Path, testPath)
|
|
}
|
|
<-leaveHandler
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
nextStreamID := uint32(1)
|
|
streamID := func() uint32 {
|
|
defer func() { nextStreamID += 2 }()
|
|
return nextStreamID
|
|
}
|
|
sendReq := func(id uint32, headers ...string) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: id,
|
|
BlockFragment: st.encodeHeader(headers...),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
}
|
|
for i := 0; i < defaultMaxStreams; i++ {
|
|
sendReq(streamID())
|
|
<-inHandler
|
|
}
|
|
defer func() {
|
|
for i := 0; i < defaultMaxStreams; i++ {
|
|
leaveHandler <- true
|
|
}
|
|
}()
|
|
|
|
// And this one should cross the limit:
|
|
// (It's also sent as a CONTINUATION, to verify we still track the decoder context,
|
|
// even if we're rejecting it)
|
|
rejectID := streamID()
|
|
headerBlock := st.encodeHeader(":path", testPath)
|
|
frag1, frag2 := headerBlock[:3], headerBlock[3:]
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: rejectID,
|
|
BlockFragment: frag1,
|
|
EndStream: true,
|
|
EndHeaders: false, // CONTINUATION coming
|
|
})
|
|
if err := st.fr.WriteContinuation(rejectID, true, frag2); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
st.wantRSTStream(rejectID, ErrCodeProtocol)
|
|
|
|
// But let a handler finish:
|
|
leaveHandler <- true
|
|
st.wantHeaders()
|
|
|
|
// And now another stream should be able to start:
|
|
goodID := streamID()
|
|
sendReq(goodID, ":path", testPath)
|
|
select {
|
|
case got := <-inHandler:
|
|
if got != goodID {
|
|
t.Errorf("Got stream %d; want %d", got, goodID)
|
|
}
|
|
case <-time.After(3 * time.Second):
|
|
t.Error("timeout waiting for handler")
|
|
}
|
|
}
|
|
|
|
// So many response headers that the server needs to use CONTINUATION frames:
|
|
func TestServer_Response_ManyHeaders_With_Continuation(t *testing.T) {
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
h := w.Header()
|
|
for i := 0; i < 5000; i++ {
|
|
h.Set(fmt.Sprintf("x-header-%d", i), fmt.Sprintf("x-value-%d", i))
|
|
}
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if hf.HeadersEnded() {
|
|
t.Fatal("got unwanted END_HEADERS flag")
|
|
}
|
|
n := 0
|
|
for {
|
|
n++
|
|
cf := st.wantContinuation()
|
|
if cf.HeadersEnded() {
|
|
break
|
|
}
|
|
}
|
|
if n < 5 {
|
|
t.Errorf("Only got %d CONTINUATION frames; expected 5+ (currently 6)", n)
|
|
}
|
|
})
|
|
}
|
|
|
|
// This previously crashed (reported by Mathieu Lonjaret as observed
|
|
// while using Camlistore) because we got a DATA frame from the client
|
|
// after the handler exited and our logic at the time was wrong,
|
|
// keeping a stream in the map in stateClosed, which tickled an
|
|
// invariant check later when we tried to remove that stream (via
|
|
// defer sc.closeAllStreamsOnConnClose) when the serverConn serve loop
|
|
// ended.
|
|
func TestServer_NoCrash_HandlerClose_Then_ClientClose(t *testing.T) {
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
// nothing
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: false, // DATA is coming
|
|
EndHeaders: true,
|
|
})
|
|
hf := st.wantHeaders()
|
|
if !hf.HeadersEnded() || !hf.StreamEnded() {
|
|
t.Fatalf("want END_HEADERS+END_STREAM, got %v", hf)
|
|
}
|
|
|
|
// Sent when the a Handler closes while a client has
|
|
// indicated it's still sending DATA:
|
|
st.wantRSTStream(1, ErrCodeNo)
|
|
|
|
// Now the handler has ended, so it's ended its
|
|
// stream, but the client hasn't closed its side
|
|
// (stateClosedLocal). So send more data and verify
|
|
// it doesn't crash with an internal invariant panic, like
|
|
// it did before.
|
|
st.writeData(1, true, []byte("foo"))
|
|
|
|
// Get our flow control bytes back, since the handler didn't get them.
|
|
st.wantWindowUpdate(0, uint32(len("foo")))
|
|
|
|
// Sent after a peer sends data anyway (admittedly the
|
|
// previous RST_STREAM might've still been in-flight),
|
|
// but they'll get the more friendly 'cancel' code
|
|
// first.
|
|
st.wantRSTStream(1, ErrCodeStreamClosed)
|
|
|
|
// Set up a bunch of machinery to record the panic we saw
|
|
// previously.
|
|
var (
|
|
panMu sync.Mutex
|
|
panicVal interface{}
|
|
)
|
|
|
|
testHookOnPanicMu.Lock()
|
|
testHookOnPanic = func(sc *serverConn, pv interface{}) bool {
|
|
panMu.Lock()
|
|
panicVal = pv
|
|
panMu.Unlock()
|
|
return true
|
|
}
|
|
testHookOnPanicMu.Unlock()
|
|
|
|
// Now force the serve loop to end, via closing the connection.
|
|
st.cc.Close()
|
|
select {
|
|
case <-st.sc.doneServing:
|
|
// Loop has exited.
|
|
panMu.Lock()
|
|
got := panicVal
|
|
panMu.Unlock()
|
|
if got != nil {
|
|
t.Errorf("Got panic: %v", got)
|
|
}
|
|
case <-time.After(5 * time.Second):
|
|
t.Error("timeout")
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_Rejects_TLS10(t *testing.T) { testRejectTLS(t, tls.VersionTLS10) }
|
|
func TestServer_Rejects_TLS11(t *testing.T) { testRejectTLS(t, tls.VersionTLS11) }
|
|
|
|
func testRejectTLS(t *testing.T, max uint16) {
|
|
st := newServerTester(t, nil, func(c *tls.Config) {
|
|
c.MaxVersion = max
|
|
})
|
|
defer st.Close()
|
|
gf := st.wantGoAway()
|
|
if got, want := gf.ErrCode, ErrCodeInadequateSecurity; got != want {
|
|
t.Errorf("Got error code %v; want %v", got, want)
|
|
}
|
|
}
|
|
|
|
func TestServer_Rejects_TLSBadCipher(t *testing.T) {
|
|
st := newServerTester(t, nil, func(c *tls.Config) {
|
|
// Only list bad ones:
|
|
c.CipherSuites = []uint16{
|
|
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,
|
|
cipher_TLS_RSA_WITH_AES_128_CBC_SHA256,
|
|
}
|
|
})
|
|
defer st.Close()
|
|
gf := st.wantGoAway()
|
|
if got, want := gf.ErrCode, ErrCodeInadequateSecurity; got != want {
|
|
t.Errorf("Got error code %v; want %v", got, want)
|
|
}
|
|
}
|
|
|
|
func TestServer_Advertises_Common_Cipher(t *testing.T) {
|
|
const requiredSuite = tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
|
|
st := newServerTester(t, nil, func(c *tls.Config) {
|
|
// Have the client only support the one required by the spec.
|
|
c.CipherSuites = []uint16{requiredSuite}
|
|
}, func(ts *httptest.Server) {
|
|
var srv *http.Server = ts.Config
|
|
// Have the server configured with no specific cipher suites.
|
|
// This tests that Go's defaults include the required one.
|
|
srv.TLSConfig = nil
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
}
|
|
|
|
func (st *serverTester) onHeaderField(f hpack.HeaderField) {
|
|
if f.Name == "date" {
|
|
return
|
|
}
|
|
st.decodedHeaders = append(st.decodedHeaders, [2]string{f.Name, f.Value})
|
|
}
|
|
|
|
func (st *serverTester) decodeHeader(headerBlock []byte) (pairs [][2]string) {
|
|
st.decodedHeaders = nil
|
|
if _, err := st.hpackDec.Write(headerBlock); err != nil {
|
|
st.t.Fatalf("hpack decoding error: %v", err)
|
|
}
|
|
if err := st.hpackDec.Close(); err != nil {
|
|
st.t.Fatalf("hpack decoding error: %v", err)
|
|
}
|
|
return st.decodedHeaders
|
|
}
|
|
|
|
// testServerResponse sets up an idle HTTP/2 connection. The client function should
|
|
// write a single request that must be handled by the handler. This waits up to 5s
|
|
// for client to return, then up to an additional 2s for the handler to return.
|
|
func testServerResponse(t testing.TB,
|
|
handler func(http.ResponseWriter, *http.Request) error,
|
|
client func(*serverTester),
|
|
) {
|
|
errc := make(chan error, 1)
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
if r.Body == nil {
|
|
t.Fatal("nil Body")
|
|
}
|
|
errc <- handler(w, r)
|
|
})
|
|
defer st.Close()
|
|
|
|
donec := make(chan bool)
|
|
go func() {
|
|
defer close(donec)
|
|
st.greet()
|
|
client(st)
|
|
}()
|
|
|
|
select {
|
|
case <-donec:
|
|
case <-time.After(5 * time.Second):
|
|
t.Fatal("timeout in client")
|
|
}
|
|
|
|
select {
|
|
case err := <-errc:
|
|
if err != nil {
|
|
t.Fatalf("Error in handler: %v", err)
|
|
}
|
|
case <-time.After(2 * time.Second):
|
|
t.Fatal("timeout in handler")
|
|
}
|
|
}
|
|
|
|
// readBodyHandler returns an http Handler func that reads len(want)
|
|
// bytes from r.Body and fails t if the contents read were not
|
|
// the value of want.
|
|
func readBodyHandler(t *testing.T, want string) func(w http.ResponseWriter, r *http.Request) {
|
|
return func(w http.ResponseWriter, r *http.Request) {
|
|
buf := make([]byte, len(want))
|
|
_, err := io.ReadFull(r.Body, buf)
|
|
if err != nil {
|
|
t.Error(err)
|
|
return
|
|
}
|
|
if string(buf) != want {
|
|
t.Errorf("read %q; want %q", buf, want)
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestServerWithCurl currently fails, hence the LenientCipherSuites test. See:
|
|
// https://github.com/tatsuhiro-t/nghttp2/issues/140 &
|
|
// http://sourceforge.net/p/curl/bugs/1472/
|
|
func TestServerWithCurl(t *testing.T) { testServerWithCurl(t, false) }
|
|
func TestServerWithCurl_LenientCipherSuites(t *testing.T) { testServerWithCurl(t, true) }
|
|
|
|
func testServerWithCurl(t *testing.T, permitProhibitedCipherSuites bool) {
|
|
if runtime.GOOS != "linux" {
|
|
t.Skip("skipping Docker test when not on Linux; requires --net which won't work with boot2docker anyway")
|
|
}
|
|
if testing.Short() {
|
|
t.Skip("skipping curl test in short mode")
|
|
}
|
|
requireCurl(t)
|
|
var gotConn int32
|
|
testHookOnConn = func() { atomic.StoreInt32(&gotConn, 1) }
|
|
|
|
const msg = "Hello from curl!\n"
|
|
ts := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
w.Header().Set("Foo", "Bar")
|
|
w.Header().Set("Client-Proto", r.Proto)
|
|
io.WriteString(w, msg)
|
|
}))
|
|
ConfigureServer(ts.Config, &Server{
|
|
PermitProhibitedCipherSuites: permitProhibitedCipherSuites,
|
|
})
|
|
ts.TLS = ts.Config.TLSConfig // the httptest.Server has its own copy of this TLS config
|
|
ts.StartTLS()
|
|
defer ts.Close()
|
|
|
|
t.Logf("Running test server for curl to hit at: %s", ts.URL)
|
|
container := curl(t, "--silent", "--http2", "--insecure", "-v", ts.URL)
|
|
defer kill(container)
|
|
resc := make(chan interface{}, 1)
|
|
go func() {
|
|
res, err := dockerLogs(container)
|
|
if err != nil {
|
|
resc <- err
|
|
} else {
|
|
resc <- res
|
|
}
|
|
}()
|
|
select {
|
|
case res := <-resc:
|
|
if err, ok := res.(error); ok {
|
|
t.Fatal(err)
|
|
}
|
|
body := string(res.([]byte))
|
|
// Search for both "key: value" and "key:value", since curl changed their format
|
|
// Our Dockerfile contains the latest version (no space), but just in case people
|
|
// didn't rebuild, check both.
|
|
if !strings.Contains(body, "foo: Bar") && !strings.Contains(body, "foo:Bar") {
|
|
t.Errorf("didn't see foo: Bar header")
|
|
t.Logf("Got: %s", body)
|
|
}
|
|
if !strings.Contains(body, "client-proto: HTTP/2") && !strings.Contains(body, "client-proto:HTTP/2") {
|
|
t.Errorf("didn't see client-proto: HTTP/2 header")
|
|
t.Logf("Got: %s", res)
|
|
}
|
|
if !strings.Contains(string(res.([]byte)), msg) {
|
|
t.Errorf("didn't see %q content", msg)
|
|
t.Logf("Got: %s", res)
|
|
}
|
|
case <-time.After(3 * time.Second):
|
|
t.Errorf("timeout waiting for curl")
|
|
}
|
|
|
|
if atomic.LoadInt32(&gotConn) == 0 {
|
|
t.Error("never saw an http2 connection")
|
|
}
|
|
}
|
|
|
|
var doh2load = flag.Bool("h2load", false, "Run h2load test")
|
|
|
|
func TestServerWithH2Load(t *testing.T) {
|
|
if !*doh2load {
|
|
t.Skip("Skipping without --h2load flag.")
|
|
}
|
|
if runtime.GOOS != "linux" {
|
|
t.Skip("skipping Docker test when not on Linux; requires --net which won't work with boot2docker anyway")
|
|
}
|
|
requireH2load(t)
|
|
|
|
msg := strings.Repeat("Hello, h2load!\n", 5000)
|
|
ts := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
io.WriteString(w, msg)
|
|
w.(http.Flusher).Flush()
|
|
io.WriteString(w, msg)
|
|
}))
|
|
ts.StartTLS()
|
|
defer ts.Close()
|
|
|
|
cmd := exec.Command("docker", "run", "--net=host", "--entrypoint=/usr/local/bin/h2load", "gohttp2/curl",
|
|
"-n100000", "-c100", "-m100", ts.URL)
|
|
cmd.Stdout = os.Stdout
|
|
cmd.Stderr = os.Stderr
|
|
if err := cmd.Run(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
// Issue 12843
|
|
func TestServerDoS_MaxHeaderListSize(t *testing.T) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {})
|
|
defer st.Close()
|
|
|
|
// shake hands
|
|
frameSize := defaultMaxReadFrameSize
|
|
var advHeaderListSize *uint32
|
|
st.greetAndCheckSettings(func(s Setting) error {
|
|
switch s.ID {
|
|
case SettingMaxFrameSize:
|
|
if s.Val < minMaxFrameSize {
|
|
frameSize = minMaxFrameSize
|
|
} else if s.Val > maxFrameSize {
|
|
frameSize = maxFrameSize
|
|
} else {
|
|
frameSize = int(s.Val)
|
|
}
|
|
case SettingMaxHeaderListSize:
|
|
advHeaderListSize = &s.Val
|
|
}
|
|
return nil
|
|
})
|
|
|
|
if advHeaderListSize == nil {
|
|
t.Errorf("server didn't advertise a max header list size")
|
|
} else if *advHeaderListSize == 0 {
|
|
t.Errorf("server advertised a max header list size of 0")
|
|
}
|
|
|
|
st.encodeHeaderField(":method", "GET")
|
|
st.encodeHeaderField(":path", "/")
|
|
st.encodeHeaderField(":scheme", "https")
|
|
cookie := strings.Repeat("*", 4058)
|
|
st.encodeHeaderField("cookie", cookie)
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.headerBuf.Bytes(),
|
|
EndStream: true,
|
|
EndHeaders: false,
|
|
})
|
|
|
|
// Capture the short encoding of a duplicate ~4K cookie, now
|
|
// that we've already sent it once.
|
|
st.headerBuf.Reset()
|
|
st.encodeHeaderField("cookie", cookie)
|
|
|
|
// Now send 1MB of it.
|
|
const size = 1 << 20
|
|
b := bytes.Repeat(st.headerBuf.Bytes(), size/st.headerBuf.Len())
|
|
for len(b) > 0 {
|
|
chunk := b
|
|
if len(chunk) > frameSize {
|
|
chunk = chunk[:frameSize]
|
|
}
|
|
b = b[len(chunk):]
|
|
st.fr.WriteContinuation(1, len(b) == 0, chunk)
|
|
}
|
|
|
|
h := st.wantHeaders()
|
|
if !h.HeadersEnded() {
|
|
t.Fatalf("Got HEADERS without END_HEADERS set: %v", h)
|
|
}
|
|
headers := st.decodeHeader(h.HeaderBlockFragment())
|
|
want := [][2]string{
|
|
{":status", "431"},
|
|
{"content-type", "text/html; charset=utf-8"},
|
|
{"content-length", "63"},
|
|
}
|
|
if !reflect.DeepEqual(headers, want) {
|
|
t.Errorf("Headers mismatch.\n got: %q\nwant: %q\n", headers, want)
|
|
}
|
|
}
|
|
|
|
func TestCompressionErrorOnWrite(t *testing.T) {
|
|
const maxStrLen = 8 << 10
|
|
var serverConfig *http.Server
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
// No response body.
|
|
}, func(ts *httptest.Server) {
|
|
serverConfig = ts.Config
|
|
serverConfig.MaxHeaderBytes = maxStrLen
|
|
})
|
|
st.addLogFilter("connection error: COMPRESSION_ERROR")
|
|
defer st.Close()
|
|
st.greet()
|
|
|
|
maxAllowed := st.sc.framer.maxHeaderStringLen()
|
|
|
|
// Crank this up, now that we have a conn connected with the
|
|
// hpack.Decoder's max string length set has been initialized
|
|
// from the earlier low ~8K value. We want this higher so don't
|
|
// hit the max header list size. We only want to test hitting
|
|
// the max string size.
|
|
serverConfig.MaxHeaderBytes = 1 << 20
|
|
|
|
// First a request with a header that's exactly the max allowed size
|
|
// for the hpack compression. It's still too long for the header list
|
|
// size, so we'll get the 431 error, but that keeps the compression
|
|
// context still valid.
|
|
hbf := st.encodeHeader("foo", strings.Repeat("a", maxAllowed))
|
|
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: hbf,
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
h := st.wantHeaders()
|
|
if !h.HeadersEnded() {
|
|
t.Fatalf("Got HEADERS without END_HEADERS set: %v", h)
|
|
}
|
|
headers := st.decodeHeader(h.HeaderBlockFragment())
|
|
want := [][2]string{
|
|
{":status", "431"},
|
|
{"content-type", "text/html; charset=utf-8"},
|
|
{"content-length", "63"},
|
|
}
|
|
if !reflect.DeepEqual(headers, want) {
|
|
t.Errorf("Headers mismatch.\n got: %q\nwant: %q\n", headers, want)
|
|
}
|
|
df := st.wantData()
|
|
if !strings.Contains(string(df.Data()), "HTTP Error 431") {
|
|
t.Errorf("Unexpected data body: %q", df.Data())
|
|
}
|
|
if !df.StreamEnded() {
|
|
t.Fatalf("expect data stream end")
|
|
}
|
|
|
|
// And now send one that's just one byte too big.
|
|
hbf = st.encodeHeader("bar", strings.Repeat("b", maxAllowed+1))
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 3,
|
|
BlockFragment: hbf,
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
ga := st.wantGoAway()
|
|
if ga.ErrCode != ErrCodeCompression {
|
|
t.Errorf("GOAWAY err = %v; want ErrCodeCompression", ga.ErrCode)
|
|
}
|
|
}
|
|
|
|
func TestCompressionErrorOnClose(t *testing.T) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
// No response body.
|
|
})
|
|
st.addLogFilter("connection error: COMPRESSION_ERROR")
|
|
defer st.Close()
|
|
st.greet()
|
|
|
|
hbf := st.encodeHeader("foo", "bar")
|
|
hbf = hbf[:len(hbf)-1] // truncate one byte from the end, so hpack.Decoder.Close fails.
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: hbf,
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
ga := st.wantGoAway()
|
|
if ga.ErrCode != ErrCodeCompression {
|
|
t.Errorf("GOAWAY err = %v; want ErrCodeCompression", ga.ErrCode)
|
|
}
|
|
}
|
|
|
|
// test that a server handler can read trailers from a client
|
|
func TestServerReadsTrailers(t *testing.T) {
|
|
const testBody = "some test body"
|
|
writeReq := func(st *serverTester) {
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader("trailer", "Foo, Bar", "trailer", "Baz"),
|
|
EndStream: false,
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(1, false, []byte(testBody))
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeaderRaw(
|
|
"foo", "foov",
|
|
"bar", "barv",
|
|
"baz", "bazv",
|
|
"surprise", "wasn't declared; shouldn't show up",
|
|
),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
}
|
|
checkReq := func(r *http.Request) {
|
|
wantTrailer := http.Header{
|
|
"Foo": nil,
|
|
"Bar": nil,
|
|
"Baz": nil,
|
|
}
|
|
if !reflect.DeepEqual(r.Trailer, wantTrailer) {
|
|
t.Errorf("initial Trailer = %v; want %v", r.Trailer, wantTrailer)
|
|
}
|
|
slurp, err := ioutil.ReadAll(r.Body)
|
|
if string(slurp) != testBody {
|
|
t.Errorf("read body %q; want %q", slurp, testBody)
|
|
}
|
|
if err != nil {
|
|
t.Fatalf("Body slurp: %v", err)
|
|
}
|
|
wantTrailerAfter := http.Header{
|
|
"Foo": {"foov"},
|
|
"Bar": {"barv"},
|
|
"Baz": {"bazv"},
|
|
}
|
|
if !reflect.DeepEqual(r.Trailer, wantTrailerAfter) {
|
|
t.Errorf("final Trailer = %v; want %v", r.Trailer, wantTrailerAfter)
|
|
}
|
|
}
|
|
testServerRequest(t, writeReq, checkReq)
|
|
}
|
|
|
|
// test that a server handler can send trailers
|
|
func TestServerWritesTrailers_WithFlush(t *testing.T) { testServerWritesTrailers(t, true) }
|
|
func TestServerWritesTrailers_WithoutFlush(t *testing.T) { testServerWritesTrailers(t, false) }
|
|
|
|
func testServerWritesTrailers(t *testing.T, withFlush bool) {
|
|
// See https://httpwg.github.io/specs/rfc7540.html#rfc.section.8.1.3
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
w.Header().Set("Trailer", "Server-Trailer-A, Server-Trailer-B")
|
|
w.Header().Add("Trailer", "Server-Trailer-C")
|
|
w.Header().Add("Trailer", "Transfer-Encoding, Content-Length, Trailer") // filtered
|
|
|
|
// Regular headers:
|
|
w.Header().Set("Foo", "Bar")
|
|
w.Header().Set("Content-Length", "5") // len("Hello")
|
|
|
|
io.WriteString(w, "Hello")
|
|
if withFlush {
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
w.Header().Set("Server-Trailer-A", "valuea")
|
|
w.Header().Set("Server-Trailer-C", "valuec") // skipping B
|
|
// After a flush, random keys like Server-Surprise shouldn't show up:
|
|
w.Header().Set("Server-Surpise", "surprise! this isn't predeclared!")
|
|
// But we do permit promoting keys to trailers after a
|
|
// flush if they start with the magic
|
|
// otherwise-invalid "Trailer:" prefix:
|
|
w.Header().Set("Trailer:Post-Header-Trailer", "hi1")
|
|
w.Header().Set("Trailer:post-header-trailer2", "hi2")
|
|
w.Header().Set("Trailer:Range", "invalid")
|
|
w.Header().Set("Trailer:Foo\x01Bogus", "invalid")
|
|
w.Header().Set("Transfer-Encoding", "should not be included; Forbidden by RFC 2616 14.40")
|
|
w.Header().Set("Content-Length", "should not be included; Forbidden by RFC 2616 14.40")
|
|
w.Header().Set("Trailer", "should not be included; Forbidden by RFC 2616 14.40")
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if hf.StreamEnded() {
|
|
t.Fatal("response HEADERS had END_STREAM")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("response HEADERS didn't have END_HEADERS")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"foo", "Bar"},
|
|
{"trailer", "Server-Trailer-A, Server-Trailer-B"},
|
|
{"trailer", "Server-Trailer-C"},
|
|
{"trailer", "Transfer-Encoding, Content-Length, Trailer"},
|
|
{"content-type", "text/plain; charset=utf-8"},
|
|
{"content-length", "5"},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Header mismatch.\n got: %v\nwant: %v", goth, wanth)
|
|
}
|
|
df := st.wantData()
|
|
if string(df.Data()) != "Hello" {
|
|
t.Fatalf("Client read %q; want Hello", df.Data())
|
|
}
|
|
if df.StreamEnded() {
|
|
t.Fatalf("data frame had STREAM_ENDED")
|
|
}
|
|
tf := st.wantHeaders() // for the trailers
|
|
if !tf.StreamEnded() {
|
|
t.Fatalf("trailers HEADERS lacked END_STREAM")
|
|
}
|
|
if !tf.HeadersEnded() {
|
|
t.Fatalf("trailers HEADERS lacked END_HEADERS")
|
|
}
|
|
wanth = [][2]string{
|
|
{"post-header-trailer", "hi1"},
|
|
{"post-header-trailer2", "hi2"},
|
|
{"server-trailer-a", "valuea"},
|
|
{"server-trailer-c", "valuec"},
|
|
}
|
|
goth = st.decodeHeader(tf.HeaderBlockFragment())
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Header mismatch.\n got: %v\nwant: %v", goth, wanth)
|
|
}
|
|
})
|
|
}
|
|
|
|
// validate transmitted header field names & values
|
|
// golang.org/issue/14048
|
|
func TestServerDoesntWriteInvalidHeaders(t *testing.T) {
|
|
testServerResponse(t, func(w http.ResponseWriter, r *http.Request) error {
|
|
w.Header().Add("OK1", "x")
|
|
w.Header().Add("Bad:Colon", "x") // colon (non-token byte) in key
|
|
w.Header().Add("Bad1\x00", "x") // null in key
|
|
w.Header().Add("Bad2", "x\x00y") // null in value
|
|
return nil
|
|
}, func(st *serverTester) {
|
|
getSlash(st)
|
|
hf := st.wantHeaders()
|
|
if !hf.StreamEnded() {
|
|
t.Error("response HEADERS lacked END_STREAM")
|
|
}
|
|
if !hf.HeadersEnded() {
|
|
t.Fatal("response HEADERS didn't have END_HEADERS")
|
|
}
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "200"},
|
|
{"ok1", "x"},
|
|
{"content-length", "0"},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Header mismatch.\n got: %v\nwant: %v", goth, wanth)
|
|
}
|
|
})
|
|
}
|
|
|
|
func BenchmarkServerGets(b *testing.B) {
|
|
defer disableGoroutineTracking()()
|
|
b.ReportAllocs()
|
|
|
|
const msg = "Hello, world"
|
|
st := newServerTester(b, func(w http.ResponseWriter, r *http.Request) {
|
|
io.WriteString(w, msg)
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
|
|
// Give the server quota to reply. (plus it has the the 64KB)
|
|
if err := st.fr.WriteWindowUpdate(0, uint32(b.N*len(msg))); err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
id := 1 + uint32(i)*2
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: id,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
st.wantHeaders()
|
|
df := st.wantData()
|
|
if !df.StreamEnded() {
|
|
b.Fatalf("DATA didn't have END_STREAM; got %v", df)
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkServerPosts(b *testing.B) {
|
|
defer disableGoroutineTracking()()
|
|
b.ReportAllocs()
|
|
|
|
const msg = "Hello, world"
|
|
st := newServerTester(b, func(w http.ResponseWriter, r *http.Request) {
|
|
// Consume the (empty) body from th peer before replying, otherwise
|
|
// the server will sometimes (depending on scheduling) send the peer a
|
|
// a RST_STREAM with the CANCEL error code.
|
|
if n, err := io.Copy(ioutil.Discard, r.Body); n != 0 || err != nil {
|
|
b.Errorf("Copy error; got %v, %v; want 0, nil", n, err)
|
|
}
|
|
io.WriteString(w, msg)
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
|
|
// Give the server quota to reply. (plus it has the the 64KB)
|
|
if err := st.fr.WriteWindowUpdate(0, uint32(b.N*len(msg))); err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
id := 1 + uint32(i)*2
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: id,
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false,
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(id, true, nil)
|
|
st.wantHeaders()
|
|
df := st.wantData()
|
|
if !df.StreamEnded() {
|
|
b.Fatalf("DATA didn't have END_STREAM; got %v", df)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Send a stream of messages from server to client in separate data frames.
|
|
// Brings up performance issues seen in long streams.
|
|
// Created to show problem in go issue #18502
|
|
func BenchmarkServerToClientStreamDefaultOptions(b *testing.B) {
|
|
benchmarkServerToClientStream(b)
|
|
}
|
|
|
|
// Justification for Change-Id: Iad93420ef6c3918f54249d867098f1dadfa324d8
|
|
// Expect to see memory/alloc reduction by opting in to Frame reuse with the Framer.
|
|
func BenchmarkServerToClientStreamReuseFrames(b *testing.B) {
|
|
benchmarkServerToClientStream(b, optFramerReuseFrames)
|
|
}
|
|
|
|
func benchmarkServerToClientStream(b *testing.B, newServerOpts ...interface{}) {
|
|
defer disableGoroutineTracking()()
|
|
b.ReportAllocs()
|
|
const msgLen = 1
|
|
// default window size
|
|
const windowSize = 1<<16 - 1
|
|
|
|
// next message to send from the server and for the client to expect
|
|
nextMsg := func(i int) []byte {
|
|
msg := make([]byte, msgLen)
|
|
msg[0] = byte(i)
|
|
if len(msg) != msgLen {
|
|
panic("invalid test setup msg length")
|
|
}
|
|
return msg
|
|
}
|
|
|
|
st := newServerTester(b, func(w http.ResponseWriter, r *http.Request) {
|
|
// Consume the (empty) body from th peer before replying, otherwise
|
|
// the server will sometimes (depending on scheduling) send the peer a
|
|
// a RST_STREAM with the CANCEL error code.
|
|
if n, err := io.Copy(ioutil.Discard, r.Body); n != 0 || err != nil {
|
|
b.Errorf("Copy error; got %v, %v; want 0, nil", n, err)
|
|
}
|
|
for i := 0; i < b.N; i += 1 {
|
|
w.Write(nextMsg(i))
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
}, newServerOpts...)
|
|
defer st.Close()
|
|
st.greet()
|
|
|
|
const id = uint32(1)
|
|
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: id,
|
|
BlockFragment: st.encodeHeader(":method", "POST"),
|
|
EndStream: false,
|
|
EndHeaders: true,
|
|
})
|
|
|
|
st.writeData(id, true, nil)
|
|
st.wantHeaders()
|
|
|
|
var pendingWindowUpdate = uint32(0)
|
|
|
|
for i := 0; i < b.N; i += 1 {
|
|
expected := nextMsg(i)
|
|
df := st.wantData()
|
|
if bytes.Compare(expected, df.data) != 0 {
|
|
b.Fatalf("Bad message received; want %v; got %v", expected, df.data)
|
|
}
|
|
// try to send infrequent but large window updates so they don't overwhelm the test
|
|
pendingWindowUpdate += uint32(len(df.data))
|
|
if pendingWindowUpdate >= windowSize/2 {
|
|
if err := st.fr.WriteWindowUpdate(0, pendingWindowUpdate); err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
if err := st.fr.WriteWindowUpdate(id, pendingWindowUpdate); err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
pendingWindowUpdate = 0
|
|
}
|
|
}
|
|
df := st.wantData()
|
|
if !df.StreamEnded() {
|
|
b.Fatalf("DATA didn't have END_STREAM; got %v", df)
|
|
}
|
|
}
|
|
|
|
// go-fuzz bug, originally reported at https://github.com/bradfitz/http2/issues/53
|
|
// Verify we don't hang.
|
|
func TestIssue53(t *testing.T) {
|
|
const data = "PRI * HTTP/2.0\r\n\r\nSM" +
|
|
"\r\n\r\n\x00\x00\x00\x01\ainfinfin\ad"
|
|
s := &http.Server{
|
|
ErrorLog: log.New(io.MultiWriter(stderrv(), twriter{t: t}), "", log.LstdFlags),
|
|
Handler: http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
|
|
w.Write([]byte("hello"))
|
|
}),
|
|
}
|
|
s2 := &Server{
|
|
MaxReadFrameSize: 1 << 16,
|
|
PermitProhibitedCipherSuites: true,
|
|
}
|
|
c := &issue53Conn{[]byte(data), false, false}
|
|
s2.ServeConn(c, &ServeConnOpts{BaseConfig: s})
|
|
if !c.closed {
|
|
t.Fatal("connection is not closed")
|
|
}
|
|
}
|
|
|
|
type issue53Conn struct {
|
|
data []byte
|
|
closed bool
|
|
written bool
|
|
}
|
|
|
|
func (c *issue53Conn) Read(b []byte) (n int, err error) {
|
|
if len(c.data) == 0 {
|
|
return 0, io.EOF
|
|
}
|
|
n = copy(b, c.data)
|
|
c.data = c.data[n:]
|
|
return
|
|
}
|
|
|
|
func (c *issue53Conn) Write(b []byte) (n int, err error) {
|
|
c.written = true
|
|
return len(b), nil
|
|
}
|
|
|
|
func (c *issue53Conn) Close() error {
|
|
c.closed = true
|
|
return nil
|
|
}
|
|
|
|
func (c *issue53Conn) LocalAddr() net.Addr {
|
|
return &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 49706}
|
|
}
|
|
func (c *issue53Conn) RemoteAddr() net.Addr {
|
|
return &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 49706}
|
|
}
|
|
func (c *issue53Conn) SetDeadline(t time.Time) error { return nil }
|
|
func (c *issue53Conn) SetReadDeadline(t time.Time) error { return nil }
|
|
func (c *issue53Conn) SetWriteDeadline(t time.Time) error { return nil }
|
|
|
|
// golang.org/issue/12895
|
|
func TestConfigureServer(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
tlsConfig *tls.Config
|
|
wantErr string
|
|
}{
|
|
{
|
|
name: "empty server",
|
|
},
|
|
{
|
|
name: "just the required cipher suite",
|
|
tlsConfig: &tls.Config{
|
|
CipherSuites: []uint16{tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256},
|
|
},
|
|
},
|
|
{
|
|
name: "just the alternative required cipher suite",
|
|
tlsConfig: &tls.Config{
|
|
CipherSuites: []uint16{tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256},
|
|
},
|
|
},
|
|
{
|
|
name: "missing required cipher suite",
|
|
tlsConfig: &tls.Config{
|
|
CipherSuites: []uint16{tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384},
|
|
},
|
|
wantErr: "is missing an HTTP/2-required AES_128_GCM_SHA256 cipher.",
|
|
},
|
|
{
|
|
name: "required after bad",
|
|
tlsConfig: &tls.Config{
|
|
CipherSuites: []uint16{tls.TLS_RSA_WITH_RC4_128_SHA, tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256},
|
|
},
|
|
wantErr: "contains an HTTP/2-approved cipher suite (0xc02f), but it comes after",
|
|
},
|
|
{
|
|
name: "bad after required",
|
|
tlsConfig: &tls.Config{
|
|
CipherSuites: []uint16{tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, tls.TLS_RSA_WITH_RC4_128_SHA},
|
|
},
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
srv := &http.Server{TLSConfig: tt.tlsConfig}
|
|
err := ConfigureServer(srv, nil)
|
|
if (err != nil) != (tt.wantErr != "") {
|
|
if tt.wantErr != "" {
|
|
t.Errorf("%s: success, but want error", tt.name)
|
|
} else {
|
|
t.Errorf("%s: unexpected error: %v", tt.name, err)
|
|
}
|
|
}
|
|
if err != nil && tt.wantErr != "" && !strings.Contains(err.Error(), tt.wantErr) {
|
|
t.Errorf("%s: err = %v; want substring %q", tt.name, err, tt.wantErr)
|
|
}
|
|
if err == nil && !srv.TLSConfig.PreferServerCipherSuites {
|
|
t.Errorf("%s: PreferServerCipherSuite is false; want true", tt.name)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestServerRejectHeadWithBody(t *testing.T) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
// No response body.
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":method", "HEAD"),
|
|
EndStream: false, // what we're testing, a bogus HEAD request with body
|
|
EndHeaders: true,
|
|
})
|
|
st.wantRSTStream(1, ErrCodeProtocol)
|
|
}
|
|
|
|
func TestServerNoAutoContentLengthOnHead(t *testing.T) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
// No response body. (or smaller than one frame)
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1, // clients send odd numbers
|
|
BlockFragment: st.encodeHeader(":method", "HEAD"),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
h := st.wantHeaders()
|
|
headers := st.decodeHeader(h.HeaderBlockFragment())
|
|
want := [][2]string{
|
|
{":status", "200"},
|
|
}
|
|
if !reflect.DeepEqual(headers, want) {
|
|
t.Errorf("Headers mismatch.\n got: %q\nwant: %q\n", headers, want)
|
|
}
|
|
}
|
|
|
|
// golang.org/issue/13495
|
|
func TestServerNoDuplicateContentType(t *testing.T) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
w.Header()["Content-Type"] = []string{""}
|
|
fmt.Fprintf(w, "<html><head></head><body>hi</body></html>")
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: st.encodeHeader(),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
h := st.wantHeaders()
|
|
headers := st.decodeHeader(h.HeaderBlockFragment())
|
|
want := [][2]string{
|
|
{":status", "200"},
|
|
{"content-type", ""},
|
|
{"content-length", "41"},
|
|
}
|
|
if !reflect.DeepEqual(headers, want) {
|
|
t.Errorf("Headers mismatch.\n got: %q\nwant: %q\n", headers, want)
|
|
}
|
|
}
|
|
|
|
func disableGoroutineTracking() (restore func()) {
|
|
old := DebugGoroutines
|
|
DebugGoroutines = false
|
|
return func() { DebugGoroutines = old }
|
|
}
|
|
|
|
func BenchmarkServer_GetRequest(b *testing.B) {
|
|
defer disableGoroutineTracking()()
|
|
b.ReportAllocs()
|
|
const msg = "Hello, world."
|
|
st := newServerTester(b, func(w http.ResponseWriter, r *http.Request) {
|
|
n, err := io.Copy(ioutil.Discard, r.Body)
|
|
if err != nil || n > 0 {
|
|
b.Errorf("Read %d bytes, error %v; want 0 bytes.", n, err)
|
|
}
|
|
io.WriteString(w, msg)
|
|
})
|
|
defer st.Close()
|
|
|
|
st.greet()
|
|
// Give the server quota to reply. (plus it has the the 64KB)
|
|
if err := st.fr.WriteWindowUpdate(0, uint32(b.N*len(msg))); err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
hbf := st.encodeHeader(":method", "GET")
|
|
for i := 0; i < b.N; i++ {
|
|
streamID := uint32(1 + 2*i)
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: streamID,
|
|
BlockFragment: hbf,
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
st.wantHeaders()
|
|
st.wantData()
|
|
}
|
|
}
|
|
|
|
func BenchmarkServer_PostRequest(b *testing.B) {
|
|
defer disableGoroutineTracking()()
|
|
b.ReportAllocs()
|
|
const msg = "Hello, world."
|
|
st := newServerTester(b, func(w http.ResponseWriter, r *http.Request) {
|
|
n, err := io.Copy(ioutil.Discard, r.Body)
|
|
if err != nil || n > 0 {
|
|
b.Errorf("Read %d bytes, error %v; want 0 bytes.", n, err)
|
|
}
|
|
io.WriteString(w, msg)
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
// Give the server quota to reply. (plus it has the the 64KB)
|
|
if err := st.fr.WriteWindowUpdate(0, uint32(b.N*len(msg))); err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
hbf := st.encodeHeader(":method", "POST")
|
|
for i := 0; i < b.N; i++ {
|
|
streamID := uint32(1 + 2*i)
|
|
st.writeHeaders(HeadersFrameParam{
|
|
StreamID: streamID,
|
|
BlockFragment: hbf,
|
|
EndStream: false,
|
|
EndHeaders: true,
|
|
})
|
|
st.writeData(streamID, true, nil)
|
|
st.wantHeaders()
|
|
st.wantData()
|
|
}
|
|
}
|
|
|
|
type connStateConn struct {
|
|
net.Conn
|
|
cs tls.ConnectionState
|
|
}
|
|
|
|
func (c connStateConn) ConnectionState() tls.ConnectionState { return c.cs }
|
|
|
|
// golang.org/issue/12737 -- handle any net.Conn, not just
|
|
// *tls.Conn.
|
|
func TestServerHandleCustomConn(t *testing.T) {
|
|
var s Server
|
|
c1, c2 := net.Pipe()
|
|
clientDone := make(chan struct{})
|
|
handlerDone := make(chan struct{})
|
|
var req *http.Request
|
|
go func() {
|
|
defer close(clientDone)
|
|
defer c2.Close()
|
|
fr := NewFramer(c2, c2)
|
|
io.WriteString(c2, ClientPreface)
|
|
fr.WriteSettings()
|
|
fr.WriteSettingsAck()
|
|
f, err := fr.ReadFrame()
|
|
if err != nil {
|
|
t.Error(err)
|
|
return
|
|
}
|
|
if sf, ok := f.(*SettingsFrame); !ok || sf.IsAck() {
|
|
t.Errorf("Got %v; want non-ACK SettingsFrame", summarizeFrame(f))
|
|
return
|
|
}
|
|
f, err = fr.ReadFrame()
|
|
if err != nil {
|
|
t.Error(err)
|
|
return
|
|
}
|
|
if sf, ok := f.(*SettingsFrame); !ok || !sf.IsAck() {
|
|
t.Errorf("Got %v; want ACK SettingsFrame", summarizeFrame(f))
|
|
return
|
|
}
|
|
var henc hpackEncoder
|
|
fr.WriteHeaders(HeadersFrameParam{
|
|
StreamID: 1,
|
|
BlockFragment: henc.encodeHeaderRaw(t, ":method", "GET", ":path", "/", ":scheme", "https", ":authority", "foo.com"),
|
|
EndStream: true,
|
|
EndHeaders: true,
|
|
})
|
|
go io.Copy(ioutil.Discard, c2)
|
|
<-handlerDone
|
|
}()
|
|
const testString = "my custom ConnectionState"
|
|
fakeConnState := tls.ConnectionState{
|
|
ServerName: testString,
|
|
Version: tls.VersionTLS12,
|
|
CipherSuite: cipher_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
|
|
}
|
|
go s.ServeConn(connStateConn{c1, fakeConnState}, &ServeConnOpts{
|
|
BaseConfig: &http.Server{
|
|
Handler: http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
defer close(handlerDone)
|
|
req = r
|
|
}),
|
|
}})
|
|
select {
|
|
case <-clientDone:
|
|
case <-time.After(5 * time.Second):
|
|
t.Fatal("timeout waiting for handler")
|
|
}
|
|
if req.TLS == nil {
|
|
t.Fatalf("Request.TLS is nil. Got: %#v", req)
|
|
}
|
|
if req.TLS.ServerName != testString {
|
|
t.Fatalf("Request.TLS = %+v; want ServerName of %q", req.TLS, testString)
|
|
}
|
|
}
|
|
|
|
// golang.org/issue/14214
|
|
func TestServer_Rejects_ConnHeaders(t *testing.T) {
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
t.Error("should not get to Handler")
|
|
})
|
|
defer st.Close()
|
|
st.greet()
|
|
st.bodylessReq1("connection", "foo")
|
|
hf := st.wantHeaders()
|
|
goth := st.decodeHeader(hf.HeaderBlockFragment())
|
|
wanth := [][2]string{
|
|
{":status", "400"},
|
|
{"content-type", "text/plain; charset=utf-8"},
|
|
{"x-content-type-options", "nosniff"},
|
|
{"content-length", "51"},
|
|
}
|
|
if !reflect.DeepEqual(goth, wanth) {
|
|
t.Errorf("Got headers %v; want %v", goth, wanth)
|
|
}
|
|
}
|
|
|
|
type hpackEncoder struct {
|
|
enc *hpack.Encoder
|
|
buf bytes.Buffer
|
|
}
|
|
|
|
func (he *hpackEncoder) encodeHeaderRaw(t *testing.T, headers ...string) []byte {
|
|
if len(headers)%2 == 1 {
|
|
panic("odd number of kv args")
|
|
}
|
|
he.buf.Reset()
|
|
if he.enc == nil {
|
|
he.enc = hpack.NewEncoder(&he.buf)
|
|
}
|
|
for len(headers) > 0 {
|
|
k, v := headers[0], headers[1]
|
|
err := he.enc.WriteField(hpack.HeaderField{Name: k, Value: v})
|
|
if err != nil {
|
|
t.Fatalf("HPACK encoding error for %q/%q: %v", k, v, err)
|
|
}
|
|
headers = headers[2:]
|
|
}
|
|
return he.buf.Bytes()
|
|
}
|
|
|
|
func TestCheckValidHTTP2Request(t *testing.T) {
|
|
tests := []struct {
|
|
h http.Header
|
|
want error
|
|
}{
|
|
{
|
|
h: http.Header{"Te": {"trailers"}},
|
|
want: nil,
|
|
},
|
|
{
|
|
h: http.Header{"Te": {"trailers", "bogus"}},
|
|
want: errors.New(`request header "TE" may only be "trailers" in HTTP/2`),
|
|
},
|
|
{
|
|
h: http.Header{"Foo": {""}},
|
|
want: nil,
|
|
},
|
|
{
|
|
h: http.Header{"Connection": {""}},
|
|
want: errors.New(`request header "Connection" is not valid in HTTP/2`),
|
|
},
|
|
{
|
|
h: http.Header{"Proxy-Connection": {""}},
|
|
want: errors.New(`request header "Proxy-Connection" is not valid in HTTP/2`),
|
|
},
|
|
{
|
|
h: http.Header{"Keep-Alive": {""}},
|
|
want: errors.New(`request header "Keep-Alive" is not valid in HTTP/2`),
|
|
},
|
|
{
|
|
h: http.Header{"Upgrade": {""}},
|
|
want: errors.New(`request header "Upgrade" is not valid in HTTP/2`),
|
|
},
|
|
}
|
|
for i, tt := range tests {
|
|
got := checkValidHTTP2RequestHeaders(tt.h)
|
|
if !reflect.DeepEqual(got, tt.want) {
|
|
t.Errorf("%d. checkValidHTTP2Request = %v; want %v", i, got, tt.want)
|
|
}
|
|
}
|
|
}
|
|
|
|
// golang.org/issue/14030
|
|
func TestExpect100ContinueAfterHandlerWrites(t *testing.T) {
|
|
const msg = "Hello"
|
|
const msg2 = "World"
|
|
|
|
doRead := make(chan bool, 1)
|
|
defer close(doRead) // fallback cleanup
|
|
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
io.WriteString(w, msg)
|
|
w.(http.Flusher).Flush()
|
|
|
|
// Do a read, which might force a 100-continue status to be sent.
|
|
<-doRead
|
|
r.Body.Read(make([]byte, 10))
|
|
|
|
io.WriteString(w, msg2)
|
|
|
|
}, optOnlyServer)
|
|
defer st.Close()
|
|
|
|
tr := &Transport{TLSClientConfig: tlsConfigInsecure}
|
|
defer tr.CloseIdleConnections()
|
|
|
|
req, _ := http.NewRequest("POST", st.ts.URL, io.LimitReader(neverEnding('A'), 2<<20))
|
|
req.Header.Set("Expect", "100-continue")
|
|
|
|
res, err := tr.RoundTrip(req)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer res.Body.Close()
|
|
|
|
buf := make([]byte, len(msg))
|
|
if _, err := io.ReadFull(res.Body, buf); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if string(buf) != msg {
|
|
t.Fatalf("msg = %q; want %q", buf, msg)
|
|
}
|
|
|
|
doRead <- true
|
|
|
|
if _, err := io.ReadFull(res.Body, buf); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if string(buf) != msg2 {
|
|
t.Fatalf("second msg = %q; want %q", buf, msg2)
|
|
}
|
|
}
|
|
|
|
type funcReader func([]byte) (n int, err error)
|
|
|
|
func (f funcReader) Read(p []byte) (n int, err error) { return f(p) }
|
|
|
|
// golang.org/issue/16481 -- return flow control when streams close with unread data.
|
|
// (The Server version of the bug. See also TestUnreadFlowControlReturned_Transport)
|
|
func TestUnreadFlowControlReturned_Server(t *testing.T) {
|
|
unblock := make(chan bool, 1)
|
|
defer close(unblock)
|
|
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
// Don't read the 16KB request body. Wait until the client's
|
|
// done sending it and then return. This should cause the Server
|
|
// to then return those 16KB of flow control to the client.
|
|
<-unblock
|
|
}, optOnlyServer)
|
|
defer st.Close()
|
|
|
|
tr := &Transport{TLSClientConfig: tlsConfigInsecure}
|
|
defer tr.CloseIdleConnections()
|
|
|
|
// This previously hung on the 4th iteration.
|
|
for i := 0; i < 6; i++ {
|
|
body := io.MultiReader(
|
|
io.LimitReader(neverEnding('A'), 16<<10),
|
|
funcReader(func([]byte) (n int, err error) {
|
|
unblock <- true
|
|
return 0, io.EOF
|
|
}),
|
|
)
|
|
req, _ := http.NewRequest("POST", st.ts.URL, body)
|
|
res, err := tr.RoundTrip(req)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
res.Body.Close()
|
|
}
|
|
|
|
}
|
|
|
|
func TestServerIdleTimeout(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("skipping in short mode")
|
|
}
|
|
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
}, func(h2s *Server) {
|
|
h2s.IdleTimeout = 500 * time.Millisecond
|
|
})
|
|
defer st.Close()
|
|
|
|
st.greet()
|
|
ga := st.wantGoAway()
|
|
if ga.ErrCode != ErrCodeNo {
|
|
t.Errorf("GOAWAY error = %v; want ErrCodeNo", ga.ErrCode)
|
|
}
|
|
}
|
|
|
|
func TestServerIdleTimeout_AfterRequest(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("skipping in short mode")
|
|
}
|
|
const timeout = 250 * time.Millisecond
|
|
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
time.Sleep(timeout * 2)
|
|
}, func(h2s *Server) {
|
|
h2s.IdleTimeout = timeout
|
|
})
|
|
defer st.Close()
|
|
|
|
st.greet()
|
|
|
|
// Send a request which takes twice the timeout. Verifies the
|
|
// idle timeout doesn't fire while we're in a request:
|
|
st.bodylessReq1()
|
|
st.wantHeaders()
|
|
|
|
// But the idle timeout should be rearmed after the request
|
|
// is done:
|
|
ga := st.wantGoAway()
|
|
if ga.ErrCode != ErrCodeNo {
|
|
t.Errorf("GOAWAY error = %v; want ErrCodeNo", ga.ErrCode)
|
|
}
|
|
}
|
|
|
|
// grpc-go closes the Request.Body currently with a Read.
|
|
// Verify that it doesn't race.
|
|
// See https://github.com/grpc/grpc-go/pull/938
|
|
func TestRequestBodyReadCloseRace(t *testing.T) {
|
|
for i := 0; i < 100; i++ {
|
|
body := &requestBody{
|
|
pipe: &pipe{
|
|
b: new(bytes.Buffer),
|
|
},
|
|
}
|
|
body.pipe.CloseWithError(io.EOF)
|
|
|
|
done := make(chan bool, 1)
|
|
buf := make([]byte, 10)
|
|
go func() {
|
|
time.Sleep(1 * time.Millisecond)
|
|
body.Close()
|
|
done <- true
|
|
}()
|
|
body.Read(buf)
|
|
<-done
|
|
}
|
|
}
|
|
|
|
func TestIssue20704Race(t *testing.T) {
|
|
if testing.Short() && os.Getenv("GO_BUILDER_NAME") == "" {
|
|
t.Skip("skipping in short mode")
|
|
}
|
|
const (
|
|
itemSize = 1 << 10
|
|
itemCount = 100
|
|
)
|
|
|
|
st := newServerTester(t, func(w http.ResponseWriter, r *http.Request) {
|
|
for i := 0; i < itemCount; i++ {
|
|
_, err := w.Write(make([]byte, itemSize))
|
|
if err != nil {
|
|
return
|
|
}
|
|
}
|
|
}, optOnlyServer)
|
|
defer st.Close()
|
|
|
|
tr := &Transport{TLSClientConfig: tlsConfigInsecure}
|
|
defer tr.CloseIdleConnections()
|
|
cl := &http.Client{Transport: tr}
|
|
|
|
for i := 0; i < 1000; i++ {
|
|
resp, err := cl.Get(st.ts.URL)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
// Force a RST stream to the server by closing without
|
|
// reading the body:
|
|
resp.Body.Close()
|
|
}
|
|
}
|