go fmt
parent
2f09b48a89
commit
2696323ff3
@ -1,333 +1,333 @@
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package nghttp2
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/*
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#include "_nghttp2.h"
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*/
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import "C"
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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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"io"
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"net/http"
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"net/url"
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"runtime"
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"strconv"
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"strings"
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"sync"
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"unsafe"
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)
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var (
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errAgain = errors.New("again")
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)
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const (
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NGHTTP2_NO_ERROR = 0
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NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE = -521
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NGHTTP2_ERR_CALLBACK_FAILURE = -902
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NGHTTP2_ERR_DEFERRED = -508
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)
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/*
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var bufPool = &sync.Pool{
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New: func() interface{} {
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return make([]byte, 16*1024)
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},
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}
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*/
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// onDataSourceReadCallback callback function for libnghttp2 library
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// want read data from data provider source,
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// return NGHTTP2_ERR_DEFERRED will cause data frame defered,
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// application later call nghttp2_session_resume_data will re-quene the data frame
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//
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//export onDataSourceReadCallback
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func onDataSourceReadCallback(ptr unsafe.Pointer, streamID C.int,
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buf unsafe.Pointer, length C.size_t) C.ssize_t {
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//log.Println("onDataSourceReadCallback begin")
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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s, ok := conn.streams[int(streamID)]
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if !ok {
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//log.Println("client dp callback, stream not exists")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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gobuf := make([]byte, int(length))
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/*
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_length := int(length)
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gobuf := bufPool.Get().([]byte)
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if len(gobuf) < _length {
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gobuf = make([]byte, _length)
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}
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defer bufPool.Put(gobuf)
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*/
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n, err := s.dp.Read(gobuf[0:])
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if err != nil {
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if err == io.EOF {
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//log.Println("onDataSourceReadCallback end")
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return 0
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}
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if err == errAgain {
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//log.Println("onDataSourceReadCallback end")
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//s.dp.deferred = true
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return NGHTTP2_ERR_DEFERRED
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}
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//log.Println("onDataSourceReadCallback end")
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return NGHTTP2_ERR_CALLBACK_FAILURE
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}
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//cbuf := C.CBytes(gobuf)
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//defer C.free(cbuf)
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//C.memcpy(buf, cbuf, C.size_t(n))
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C.memcpy(buf, unsafe.Pointer(&gobuf[0]), C.size_t(n))
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//log.Println("onDataSourceReadCallback end")
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return C.ssize_t(n)
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}
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// onDataChunkRecv callback function for libnghttp2 library data chunk received.
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//
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//export onDataChunkRecv
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func onDataChunkRecv(ptr unsafe.Pointer, streamID C.int,
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buf unsafe.Pointer, length C.size_t) C.int {
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//log.Println("onDataChunkRecv begin")
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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gobuf := C.GoBytes(buf, C.int(length))
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s, ok := conn.streams[int(streamID)]
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if !ok {
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//log.Println("onDataChunkRecv end")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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if s.bp == nil {
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//log.Println("empty body")
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//log.Println("onDataChunkRecv end")
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return C.int(length)
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}
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//log.Println("bp write")
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n, err := s.bp.Write(gobuf)
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if err != nil {
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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//log.Println("onDataChunkRecv end")
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return C.int(n)
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}
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// onDataSendCallback callback function for libnghttp2 library want send data to network.
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//
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//export onDataSendCallback
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func onDataSendCallback(ptr unsafe.Pointer, data unsafe.Pointer, size C.size_t) C.ssize_t {
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//log.Println("onDataSendCallback begin")
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//log.Println("data write req ", int(size))
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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buf := C.GoBytes(data, C.int(size))
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//log.Println(conn.conn.RemoteAddr())
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n, err := conn.conn.Write(buf)
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if err != nil {
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//log.Println("onDataSendCallback end")
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return NGHTTP2_ERR_CALLBACK_FAILURE
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}
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//log.Printf("write %d bytes to network ", n)
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//log.Println("onDataSendCallback end")
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return C.ssize_t(n)
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}
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// onBeginHeaderCallback callback function for begin header receive.
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//
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//export onBeginHeaderCallback
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func onBeginHeaderCallback(ptr unsafe.Pointer, streamID C.int) C.int {
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//log.Println("onBeginHeaderCallback begin")
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//log.Printf("stream %d begin headers", int(streamID))
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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var TLS tls.ConnectionState
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if tlsconn, ok := conn.conn.(*tls.Conn); ok {
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TLS = tlsconn.ConnectionState()
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}
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// client
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if !conn.isServer {
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s, ok := conn.streams[int(streamID)]
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if !ok {
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//log.Println("onBeginHeaderCallback end")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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s.response = &http.Response{
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Proto: "HTTP/2",
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ProtoMajor: 2,
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ProtoMinor: 0,
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Header: make(http.Header),
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Body: s.bp,
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TLS: &TLS,
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}
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return NGHTTP2_NO_ERROR
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}
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// server
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s := &stream{
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streamID: int(streamID),
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conn: conn,
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bp: &bodyProvider{
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buf: new(bytes.Buffer),
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lock: new(sync.Mutex),
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},
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request: &http.Request{
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Header: make(http.Header),
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Proto: "HTTP/2",
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ProtoMajor: 2,
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ProtoMinor: 0,
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TLS: &TLS,
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},
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}
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s.request.Body = s.bp
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//log.Printf("new stream %d", int(streamID))
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conn.streams[int(streamID)] = s
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runtime.SetFinalizer(s, (*stream).free)
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//log.Println("onBeginHeaderCallback end")
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return NGHTTP2_NO_ERROR
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}
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// onHeaderCallback callback function for each header received.
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//
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//export onHeaderCallback
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func onHeaderCallback(ptr unsafe.Pointer, streamID C.int,
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name unsafe.Pointer, namelen C.int,
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value unsafe.Pointer, valuelen C.int) C.int {
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//log.Println("onHeaderCallback begin")
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//log.Printf("header %d", int(streamID))
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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goname := string(C.GoBytes(name, namelen))
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govalue := string(C.GoBytes(value, valuelen))
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s, ok := conn.streams[int(streamID)]
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if !ok {
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//log.Println("onHeaderCallback end")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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var header http.Header
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if conn.isServer {
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header = s.request.Header
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} else {
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header = s.response.Header
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}
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goname = strings.ToLower(goname)
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switch goname {
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case ":method":
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s.request.Method = govalue
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case ":scheme":
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case ":authority":
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s.request.Host = govalue
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case ":path":
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s.request.RequestURI = govalue
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u, err := url.Parse(govalue)
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if err != nil {
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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s.request.URL = u
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case ":status":
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if s.response == nil {
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//log.Println("empty response")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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statusCode, _ := strconv.Atoi(govalue)
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s.response.StatusCode = statusCode
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s.response.Status = http.StatusText(statusCode)
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case "content-length":
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header.Add(goname, govalue)
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n, err := strconv.ParseInt(govalue, 10, 64)
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if err == nil {
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if conn.isServer {
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s.request.ContentLength = n
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} else {
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s.response.ContentLength = n
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}
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}
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case "transfer-encoding":
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header.Add(goname, govalue)
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if conn.isServer {
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s.request.TransferEncoding = append(s.response.TransferEncoding, govalue)
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} else {
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s.response.TransferEncoding = append(s.response.TransferEncoding, govalue)
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}
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default:
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header.Add(goname, govalue)
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}
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//log.Println("onHeaderCallback end")
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return NGHTTP2_NO_ERROR
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}
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// onHeadersDoneCallback callback function for the stream when all headers received.
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//
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//export onHeadersDoneCallback
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func onHeadersDoneCallback(ptr unsafe.Pointer, streamID C.int) C.int {
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//log.Println("onHeadersDoneCallback begin")
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//log.Printf("stream %d headers done", int(streamID))
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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s, ok := conn.streams[int(streamID)]
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if !ok {
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//log.Println("onHeadersDoneCallback end")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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s.headersEnd = true
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if conn.isServer {
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if s.request.Method == "CONNECT" {
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go conn.serve(s)
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}
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return NGHTTP2_NO_ERROR
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}
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select {
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case s.resch <- s.response:
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default:
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}
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//log.Println("onHeadersDoneCallback end")
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return NGHTTP2_NO_ERROR
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}
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// onStreamClose callback function for the stream when closed.
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//
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//export onStreamClose
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func onStreamClose(ptr unsafe.Pointer, streamID C.int) C.int {
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//log.Println("onStreamClose begin")
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//log.Printf("stream %d closed", int(streamID))
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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stream, ok := conn.streams[int(streamID)]
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if ok {
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go stream.Close()
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//log.Printf("remove stream %d", int(streamID))
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//conn.lock.Lock()
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delete(conn.streams, int(streamID))
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//go stream.Close()
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//conn.lock.Unlock()
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//log.Println("onStreamClose end")
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return NGHTTP2_NO_ERROR
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}
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//log.Println("onStreamClose end")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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//export onConnectionCloseCallback
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func onConnectionCloseCallback(ptr unsafe.Pointer) {
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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conn.err = io.EOF
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conn.Close()
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}
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//export onStreamEndCallback
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func onStreamEndCallback(ptr unsafe.Pointer, streamID C.int) {
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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stream, ok := conn.streams[int(streamID)]
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if !ok {
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return
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}
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stream.streamEnd = true
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stream.bp.Close()
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if stream.conn.isServer {
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if stream.request.Method != "CONNECT" {
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go conn.serve(stream)
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}
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return
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}
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}
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package nghttp2
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/*
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#include "_nghttp2.h"
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*/
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import "C"
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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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"io"
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"net/http"
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"net/url"
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"runtime"
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"strconv"
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"strings"
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"sync"
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"unsafe"
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)
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var (
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errAgain = errors.New("again")
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)
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const (
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NGHTTP2_NO_ERROR = 0
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NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE = -521
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NGHTTP2_ERR_CALLBACK_FAILURE = -902
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NGHTTP2_ERR_DEFERRED = -508
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)
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/*
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var bufPool = &sync.Pool{
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New: func() interface{} {
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return make([]byte, 16*1024)
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},
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}
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*/
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// onDataSourceReadCallback callback function for libnghttp2 library
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// want read data from data provider source,
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// return NGHTTP2_ERR_DEFERRED will cause data frame defered,
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// application later call nghttp2_session_resume_data will re-quene the data frame
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//
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//export onDataSourceReadCallback
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func onDataSourceReadCallback(ptr unsafe.Pointer, streamID C.int,
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buf unsafe.Pointer, length C.size_t) C.ssize_t {
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//log.Println("onDataSourceReadCallback begin")
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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s, ok := conn.streams[int(streamID)]
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if !ok {
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//log.Println("client dp callback, stream not exists")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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gobuf := make([]byte, int(length))
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/*
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_length := int(length)
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gobuf := bufPool.Get().([]byte)
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if len(gobuf) < _length {
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gobuf = make([]byte, _length)
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}
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defer bufPool.Put(gobuf)
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*/
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n, err := s.dp.Read(gobuf[0:])
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if err != nil {
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if err == io.EOF {
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//log.Println("onDataSourceReadCallback end")
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return 0
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}
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if err == errAgain {
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//log.Println("onDataSourceReadCallback end")
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//s.dp.deferred = true
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return NGHTTP2_ERR_DEFERRED
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}
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//log.Println("onDataSourceReadCallback end")
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return NGHTTP2_ERR_CALLBACK_FAILURE
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}
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//cbuf := C.CBytes(gobuf)
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//defer C.free(cbuf)
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//C.memcpy(buf, cbuf, C.size_t(n))
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C.memcpy(buf, unsafe.Pointer(&gobuf[0]), C.size_t(n))
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//log.Println("onDataSourceReadCallback end")
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return C.ssize_t(n)
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}
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// onDataChunkRecv callback function for libnghttp2 library data chunk received.
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//
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//export onDataChunkRecv
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func onDataChunkRecv(ptr unsafe.Pointer, streamID C.int,
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buf unsafe.Pointer, length C.size_t) C.int {
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//log.Println("onDataChunkRecv begin")
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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gobuf := C.GoBytes(buf, C.int(length))
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s, ok := conn.streams[int(streamID)]
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if !ok {
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//log.Println("onDataChunkRecv end")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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if s.bp == nil {
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//log.Println("empty body")
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//log.Println("onDataChunkRecv end")
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return C.int(length)
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}
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//log.Println("bp write")
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n, err := s.bp.Write(gobuf)
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if err != nil {
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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//log.Println("onDataChunkRecv end")
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return C.int(n)
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}
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// onDataSendCallback callback function for libnghttp2 library want send data to network.
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//
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//export onDataSendCallback
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func onDataSendCallback(ptr unsafe.Pointer, data unsafe.Pointer, size C.size_t) C.ssize_t {
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//log.Println("onDataSendCallback begin")
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//log.Println("data write req ", int(size))
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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buf := C.GoBytes(data, C.int(size))
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//log.Println(conn.conn.RemoteAddr())
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n, err := conn.conn.Write(buf)
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if err != nil {
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//log.Println("onDataSendCallback end")
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return NGHTTP2_ERR_CALLBACK_FAILURE
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}
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//log.Printf("write %d bytes to network ", n)
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//log.Println("onDataSendCallback end")
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return C.ssize_t(n)
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}
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// onBeginHeaderCallback callback function for begin header receive.
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//
|
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//export onBeginHeaderCallback
|
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func onBeginHeaderCallback(ptr unsafe.Pointer, streamID C.int) C.int {
|
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//log.Println("onBeginHeaderCallback begin")
|
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//log.Printf("stream %d begin headers", int(streamID))
|
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conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
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var TLS tls.ConnectionState
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if tlsconn, ok := conn.conn.(*tls.Conn); ok {
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TLS = tlsconn.ConnectionState()
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}
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// client
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if !conn.isServer {
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s, ok := conn.streams[int(streamID)]
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if !ok {
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//log.Println("onBeginHeaderCallback end")
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
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}
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s.response = &http.Response{
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Proto: "HTTP/2",
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ProtoMajor: 2,
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ProtoMinor: 0,
|
||||
Header: make(http.Header),
|
||||
Body: s.bp,
|
||||
TLS: &TLS,
|
||||
}
|
||||
return NGHTTP2_NO_ERROR
|
||||
}
|
||||
|
||||
// server
|
||||
s := &stream{
|
||||
streamID: int(streamID),
|
||||
conn: conn,
|
||||
bp: &bodyProvider{
|
||||
buf: new(bytes.Buffer),
|
||||
lock: new(sync.Mutex),
|
||||
},
|
||||
request: &http.Request{
|
||||
Header: make(http.Header),
|
||||
Proto: "HTTP/2",
|
||||
ProtoMajor: 2,
|
||||
ProtoMinor: 0,
|
||||
TLS: &TLS,
|
||||
},
|
||||
}
|
||||
s.request.Body = s.bp
|
||||
//log.Printf("new stream %d", int(streamID))
|
||||
conn.streams[int(streamID)] = s
|
||||
|
||||
runtime.SetFinalizer(s, (*stream).free)
|
||||
|
||||
//log.Println("onBeginHeaderCallback end")
|
||||
return NGHTTP2_NO_ERROR
|
||||
}
|
||||
|
||||
// onHeaderCallback callback function for each header received.
|
||||
//
|
||||
//export onHeaderCallback
|
||||
func onHeaderCallback(ptr unsafe.Pointer, streamID C.int,
|
||||
name unsafe.Pointer, namelen C.int,
|
||||
value unsafe.Pointer, valuelen C.int) C.int {
|
||||
//log.Println("onHeaderCallback begin")
|
||||
//log.Printf("header %d", int(streamID))
|
||||
conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
|
||||
goname := string(C.GoBytes(name, namelen))
|
||||
govalue := string(C.GoBytes(value, valuelen))
|
||||
|
||||
s, ok := conn.streams[int(streamID)]
|
||||
if !ok {
|
||||
//log.Println("onHeaderCallback end")
|
||||
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
|
||||
}
|
||||
var header http.Header
|
||||
if conn.isServer {
|
||||
header = s.request.Header
|
||||
} else {
|
||||
header = s.response.Header
|
||||
}
|
||||
goname = strings.ToLower(goname)
|
||||
switch goname {
|
||||
case ":method":
|
||||
s.request.Method = govalue
|
||||
case ":scheme":
|
||||
case ":authority":
|
||||
s.request.Host = govalue
|
||||
case ":path":
|
||||
s.request.RequestURI = govalue
|
||||
u, err := url.Parse(govalue)
|
||||
if err != nil {
|
||||
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
|
||||
}
|
||||
s.request.URL = u
|
||||
case ":status":
|
||||
if s.response == nil {
|
||||
//log.Println("empty response")
|
||||
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
|
||||
}
|
||||
statusCode, _ := strconv.Atoi(govalue)
|
||||
s.response.StatusCode = statusCode
|
||||
s.response.Status = http.StatusText(statusCode)
|
||||
case "content-length":
|
||||
header.Add(goname, govalue)
|
||||
n, err := strconv.ParseInt(govalue, 10, 64)
|
||||
if err == nil {
|
||||
if conn.isServer {
|
||||
s.request.ContentLength = n
|
||||
} else {
|
||||
s.response.ContentLength = n
|
||||
}
|
||||
}
|
||||
case "transfer-encoding":
|
||||
header.Add(goname, govalue)
|
||||
if conn.isServer {
|
||||
s.request.TransferEncoding = append(s.response.TransferEncoding, govalue)
|
||||
} else {
|
||||
s.response.TransferEncoding = append(s.response.TransferEncoding, govalue)
|
||||
}
|
||||
default:
|
||||
header.Add(goname, govalue)
|
||||
}
|
||||
//log.Println("onHeaderCallback end")
|
||||
return NGHTTP2_NO_ERROR
|
||||
}
|
||||
|
||||
// onHeadersDoneCallback callback function for the stream when all headers received.
|
||||
//
|
||||
//export onHeadersDoneCallback
|
||||
func onHeadersDoneCallback(ptr unsafe.Pointer, streamID C.int) C.int {
|
||||
//log.Println("onHeadersDoneCallback begin")
|
||||
//log.Printf("stream %d headers done", int(streamID))
|
||||
conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
|
||||
s, ok := conn.streams[int(streamID)]
|
||||
if !ok {
|
||||
//log.Println("onHeadersDoneCallback end")
|
||||
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
|
||||
}
|
||||
s.headersEnd = true
|
||||
if conn.isServer {
|
||||
if s.request.Method == "CONNECT" {
|
||||
go conn.serve(s)
|
||||
}
|
||||
return NGHTTP2_NO_ERROR
|
||||
}
|
||||
select {
|
||||
case s.resch <- s.response:
|
||||
default:
|
||||
}
|
||||
//log.Println("onHeadersDoneCallback end")
|
||||
return NGHTTP2_NO_ERROR
|
||||
}
|
||||
|
||||
// onStreamClose callback function for the stream when closed.
|
||||
//
|
||||
//export onStreamClose
|
||||
func onStreamClose(ptr unsafe.Pointer, streamID C.int) C.int {
|
||||
//log.Println("onStreamClose begin")
|
||||
//log.Printf("stream %d closed", int(streamID))
|
||||
conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
|
||||
|
||||
stream, ok := conn.streams[int(streamID)]
|
||||
if ok {
|
||||
go stream.Close()
|
||||
//log.Printf("remove stream %d", int(streamID))
|
||||
//conn.lock.Lock()
|
||||
delete(conn.streams, int(streamID))
|
||||
//go stream.Close()
|
||||
//conn.lock.Unlock()
|
||||
//log.Println("onStreamClose end")
|
||||
return NGHTTP2_NO_ERROR
|
||||
}
|
||||
//log.Println("onStreamClose end")
|
||||
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
|
||||
}
|
||||
|
||||
//export onConnectionCloseCallback
|
||||
func onConnectionCloseCallback(ptr unsafe.Pointer) {
|
||||
conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
|
||||
conn.err = io.EOF
|
||||
conn.Close()
|
||||
}
|
||||
|
||||
//export onStreamEndCallback
|
||||
func onStreamEndCallback(ptr unsafe.Pointer, streamID C.int) {
|
||||
conn := (*Conn)(unsafe.Pointer(uintptr(ptr)))
|
||||
stream, ok := conn.streams[int(streamID)]
|
||||
if !ok {
|
||||
return
|
||||
}
|
||||
stream.streamEnd = true
|
||||
|
||||
stream.bp.Close()
|
||||
|
||||
if stream.conn.isServer {
|
||||
if stream.request.Method != "CONNECT" {
|
||||
go conn.serve(stream)
|
||||
}
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
@ -1,183 +1,183 @@
|
||||
package nghttp2
|
||||
|
||||
/*
|
||||
#include "_nghttp2.h"
|
||||
*/
|
||||
import "C"
|
||||
import (
|
||||
"bytes"
|
||||
"errors"
|
||||
"io"
|
||||
"log"
|
||||
"sync"
|
||||
"time"
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
// dataProvider provider data for libnghttp2 library
|
||||
// libnghttp2 callback will Read to read the data,
|
||||
// application call Write to provider data,
|
||||
// application call Close will cause Read return io.EOF
|
||||
type dataProvider struct {
|
||||
buf *bytes.Buffer
|
||||
closed bool
|
||||
lock *sync.Mutex
|
||||
sessLock *sync.Mutex
|
||||
session *C.nghttp2_session
|
||||
streamID int
|
||||
deferred bool
|
||||
}
|
||||
|
||||
// Read read from data provider
|
||||
func (dp *dataProvider) Read(buf []byte) (n int, err error) {
|
||||
if dp.buf == nil || dp.lock == nil || dp.sessLock == nil || dp.session == nil {
|
||||
log.Println("dp read invalid state")
|
||||
return 0, errors.New("invalid state")
|
||||
}
|
||||
dp.lock.Lock()
|
||||
defer dp.lock.Unlock()
|
||||
|
||||
n, err = dp.buf.Read(buf)
|
||||
if err != nil && !dp.closed {
|
||||
//log.Println("deferred")
|
||||
dp.deferred = true
|
||||
return 0, errAgain
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
// Write provider data for data provider
|
||||
func (dp *dataProvider) Write(buf []byte) (n int, err error) {
|
||||
if dp.buf == nil || dp.lock == nil || dp.sessLock == nil || dp.session == nil {
|
||||
log.Println("dp write invalid state")
|
||||
return 0, errors.New("invalid state")
|
||||
}
|
||||
|
||||
// make sure the buffer not too large
|
||||
delay := 10 * time.Millisecond
|
||||
maxBufSize := 1 * 1024 * 1024
|
||||
for {
|
||||
dp.lock.Lock()
|
||||
_len := dp.buf.Len()
|
||||
closed := dp.closed
|
||||
dp.lock.Unlock()
|
||||
if closed {
|
||||
return 0, io.EOF
|
||||
}
|
||||
if _len < maxBufSize {
|
||||
break
|
||||
}
|
||||
time.Sleep(delay)
|
||||
}
|
||||
|
||||
dp.lock.Lock()
|
||||
defer dp.lock.Unlock()
|
||||
|
||||
//if dp.closed {
|
||||
// return 0, io.EOF
|
||||
//}
|
||||
|
||||
n, err = dp.buf.Write(buf)
|
||||
if dp.deferred {
|
||||
dp.sessLock.Lock()
|
||||
C.nghttp2_session_resume_data(dp.session, C.int(dp.streamID))
|
||||
dp.sessLock.Unlock()
|
||||
|
||||
//log.Println("resume")
|
||||
dp.deferred = false
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
// Close end to provide data
|
||||
func (dp *dataProvider) Close() error {
|
||||
if dp.buf == nil || dp.lock == nil || dp.sessLock == nil || dp.session == nil {
|
||||
log.Println("dp close, invalid state")
|
||||
return errors.New("invalid state")
|
||||
}
|
||||
dp.lock.Lock()
|
||||
defer dp.lock.Unlock()
|
||||
|
||||
if dp.closed {
|
||||
return nil
|
||||
}
|
||||
dp.closed = true
|
||||
//log.Printf("dp close stream %d", dp.streamID)
|
||||
if dp.deferred {
|
||||
dp.sessLock.Lock()
|
||||
C.nghttp2_session_resume_data(dp.session, C.int(dp.streamID))
|
||||
dp.sessLock.Unlock()
|
||||
|
||||
dp.deferred = false
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func newDataProvider(cdp unsafe.Pointer, sessionLock *sync.Mutex, t int) *dataProvider {
|
||||
dp := &dataProvider{
|
||||
buf: new(bytes.Buffer),
|
||||
lock: new(sync.Mutex),
|
||||
sessLock: sessionLock,
|
||||
}
|
||||
C.data_provider_set_callback(C.size_t(uintptr(cdp)),
|
||||
C.size_t(uintptr(unsafe.Pointer(dp))), C.int(t))
|
||||
return dp
|
||||
}
|
||||
|
||||
// bodyProvider provide data for http body
|
||||
// Read will block when data not yet avaliable
|
||||
type bodyProvider struct {
|
||||
buf *bytes.Buffer
|
||||
closed bool
|
||||
lock *sync.Mutex
|
||||
}
|
||||
|
||||
// Read read data from provider
|
||||
// will block when data not yet avaliable
|
||||
func (bp *bodyProvider) Read(buf []byte) (int, error) {
|
||||
var delay = 100 * time.Millisecond
|
||||
|
||||
for {
|
||||
bp.lock.Lock()
|
||||
n, err := bp.buf.Read(buf)
|
||||
bp.lock.Unlock()
|
||||
if err != nil && !bp.closed {
|
||||
time.Sleep(delay)
|
||||
continue
|
||||
}
|
||||
return n, err
|
||||
}
|
||||
}
|
||||
|
||||
// Write provide data for dataProvider
|
||||
// libnghttp2 data chunk recv callback will call this
|
||||
func (bp *bodyProvider) Write(buf []byte) (int, error) {
|
||||
bp.lock.Lock()
|
||||
defer bp.lock.Unlock()
|
||||
|
||||
return bp.buf.Write(buf)
|
||||
}
|
||||
|
||||
// Close end to provide data
|
||||
func (bp *bodyProvider) Close() error {
|
||||
bp.lock.Lock()
|
||||
defer bp.lock.Unlock()
|
||||
|
||||
bp.closed = true
|
||||
return nil
|
||||
}
|
||||
|
||||
func newNV(name, value string) C.nghttp2_nv {
|
||||
nv := C.nghttp2_nv{}
|
||||
nameArr := make([]byte, len(name)+1)
|
||||
valueArr := make([]byte, len(value)+1)
|
||||
copy(nameArr, []byte(name))
|
||||
copy(valueArr, []byte(value))
|
||||
|
||||
nv.name = (*C.uchar)(unsafe.Pointer(&nameArr[0]))
|
||||
nv.value = (*C.uchar)(unsafe.Pointer(&valueArr[0]))
|
||||
nv.namelen = C.size_t(len(name))
|
||||
nv.valuelen = C.size_t(len(value))
|
||||
nv.flags = 0
|
||||
return nv
|
||||
}
|
||||
package nghttp2
|
||||
|
||||
/*
|
||||
#include "_nghttp2.h"
|
||||
*/
|
||||
import "C"
|
||||
import (
|
||||
"bytes"
|
||||
"errors"
|
||||
"io"
|
||||
"log"
|
||||
"sync"
|
||||
"time"
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
// dataProvider provider data for libnghttp2 library
|
||||
// libnghttp2 callback will Read to read the data,
|
||||
// application call Write to provider data,
|
||||
// application call Close will cause Read return io.EOF
|
||||
type dataProvider struct {
|
||||
buf *bytes.Buffer
|
||||
closed bool
|
||||
lock *sync.Mutex
|
||||
sessLock *sync.Mutex
|
||||
session *C.nghttp2_session
|
||||
streamID int
|
||||
deferred bool
|
||||
}
|
||||
|
||||
// Read read from data provider
|
||||
func (dp *dataProvider) Read(buf []byte) (n int, err error) {
|
||||
if dp.buf == nil || dp.lock == nil || dp.sessLock == nil || dp.session == nil {
|
||||
log.Println("dp read invalid state")
|
||||
return 0, errors.New("invalid state")
|
||||
}
|
||||
dp.lock.Lock()
|
||||
defer dp.lock.Unlock()
|
||||
|
||||
n, err = dp.buf.Read(buf)
|
||||
if err != nil && !dp.closed {
|
||||
//log.Println("deferred")
|
||||
dp.deferred = true
|
||||
return 0, errAgain
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
// Write provider data for data provider
|
||||
func (dp *dataProvider) Write(buf []byte) (n int, err error) {
|
||||
if dp.buf == nil || dp.lock == nil || dp.sessLock == nil || dp.session == nil {
|
||||
log.Println("dp write invalid state")
|
||||
return 0, errors.New("invalid state")
|
||||
}
|
||||
|
||||
// make sure the buffer not too large
|
||||
delay := 10 * time.Millisecond
|
||||
maxBufSize := 1 * 1024 * 1024
|
||||
for {
|
||||
dp.lock.Lock()
|
||||
_len := dp.buf.Len()
|
||||
closed := dp.closed
|
||||
dp.lock.Unlock()
|
||||
if closed {
|
||||
return 0, io.EOF
|
||||
}
|
||||
if _len < maxBufSize {
|
||||
break
|
||||
}
|
||||
time.Sleep(delay)
|
||||
}
|
||||
|
||||
dp.lock.Lock()
|
||||
defer dp.lock.Unlock()
|
||||
|
||||
//if dp.closed {
|
||||
// return 0, io.EOF
|
||||
//}
|
||||
|
||||
n, err = dp.buf.Write(buf)
|
||||
if dp.deferred {
|
||||
dp.sessLock.Lock()
|
||||
C.nghttp2_session_resume_data(dp.session, C.int(dp.streamID))
|
||||
dp.sessLock.Unlock()
|
||||
|
||||
//log.Println("resume")
|
||||
dp.deferred = false
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
// Close end to provide data
|
||||
func (dp *dataProvider) Close() error {
|
||||
if dp.buf == nil || dp.lock == nil || dp.sessLock == nil || dp.session == nil {
|
||||
log.Println("dp close, invalid state")
|
||||
return errors.New("invalid state")
|
||||
}
|
||||
dp.lock.Lock()
|
||||
defer dp.lock.Unlock()
|
||||
|
||||
if dp.closed {
|
||||
return nil
|
||||
}
|
||||
dp.closed = true
|
||||
//log.Printf("dp close stream %d", dp.streamID)
|
||||
if dp.deferred {
|
||||
dp.sessLock.Lock()
|
||||
C.nghttp2_session_resume_data(dp.session, C.int(dp.streamID))
|
||||
dp.sessLock.Unlock()
|
||||
|
||||
dp.deferred = false
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func newDataProvider(cdp unsafe.Pointer, sessionLock *sync.Mutex, t int) *dataProvider {
|
||||
dp := &dataProvider{
|
||||
buf: new(bytes.Buffer),
|
||||
lock: new(sync.Mutex),
|
||||
sessLock: sessionLock,
|
||||
}
|
||||
C.data_provider_set_callback(C.size_t(uintptr(cdp)),
|
||||
C.size_t(uintptr(unsafe.Pointer(dp))), C.int(t))
|
||||
return dp
|
||||
}
|
||||
|
||||
// bodyProvider provide data for http body
|
||||
// Read will block when data not yet avaliable
|
||||
type bodyProvider struct {
|
||||
buf *bytes.Buffer
|
||||
closed bool
|
||||
lock *sync.Mutex
|
||||
}
|
||||
|
||||
// Read read data from provider
|
||||
// will block when data not yet avaliable
|
||||
func (bp *bodyProvider) Read(buf []byte) (int, error) {
|
||||
var delay = 100 * time.Millisecond
|
||||
|
||||
for {
|
||||
bp.lock.Lock()
|
||||
n, err := bp.buf.Read(buf)
|
||||
bp.lock.Unlock()
|
||||
if err != nil && !bp.closed {
|
||||
time.Sleep(delay)
|
||||
continue
|
||||
}
|
||||
return n, err
|
||||
}
|
||||
}
|
||||
|
||||
// Write provide data for dataProvider
|
||||
// libnghttp2 data chunk recv callback will call this
|
||||
func (bp *bodyProvider) Write(buf []byte) (int, error) {
|
||||
bp.lock.Lock()
|
||||
defer bp.lock.Unlock()
|
||||
|
||||
return bp.buf.Write(buf)
|
||||
}
|
||||
|
||||
// Close end to provide data
|
||||
func (bp *bodyProvider) Close() error {
|
||||
bp.lock.Lock()
|
||||
defer bp.lock.Unlock()
|
||||
|
||||
bp.closed = true
|
||||
return nil
|
||||
}
|
||||
|
||||
func newNV(name, value string) C.nghttp2_nv {
|
||||
nv := C.nghttp2_nv{}
|
||||
nameArr := make([]byte, len(name)+1)
|
||||
valueArr := make([]byte, len(value)+1)
|
||||
copy(nameArr, []byte(name))
|
||||
copy(valueArr, []byte(value))
|
||||
|
||||
nv.name = (*C.uchar)(unsafe.Pointer(&nameArr[0]))
|
||||
nv.value = (*C.uchar)(unsafe.Pointer(&valueArr[0]))
|
||||
nv.namelen = C.size_t(len(name))
|
||||
nv.valuelen = C.size_t(len(value))
|
||||
nv.flags = 0
|
||||
return nv
|
||||
}
|
||||
|
||||
@ -1,113 +1,113 @@
|
||||
/*Package nghttp2 is libnghttp2 binding for golang.
|
||||
|
||||
server example
|
||||
|
||||
cert, err := tls.LoadX509KeyPair("testdata/server.crt", "testdata/server.key")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
l, err := tls.Listen("tcp", "127.0.0.1:1100", &tls.Config{
|
||||
Certificates: []tls.Certificate{cert},
|
||||
NextProtos: []string{"h2"},
|
||||
})
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer l.Close()
|
||||
addr := l.Addr().String()
|
||||
|
||||
http.HandleFunc("/test", func(w http.ResponseWriter, r *http.Request) {
|
||||
log.Printf("%+v", r)
|
||||
hdr := w.Header()
|
||||
hdr.Set("content-type", "text/plain")
|
||||
hdr.Set("aa", "bb")
|
||||
d, err := ioutil.ReadAll(r.Body)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
return
|
||||
}
|
||||
w.Write(d)
|
||||
})
|
||||
|
||||
for {
|
||||
c, err := l.Accept()
|
||||
if err != nil {
|
||||
break
|
||||
}
|
||||
h2conn, err := Server(c, nil)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
log.Printf("%+v", h2conn)
|
||||
go h2conn.Run()
|
||||
}
|
||||
|
||||
client example
|
||||
|
||||
conn, err := tls.Dial("tcp", "nghttp2.org:443", &tls.Config{
|
||||
NextProtos: []string{"h2"},
|
||||
ServerName: "nghttp2.org",
|
||||
})
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer conn.Close()
|
||||
if err := conn.Handshake(); err != nil{
|
||||
log.Fatal(err)
|
||||
}
|
||||
cstate := conn.ConnectionState()
|
||||
if cstate.NegotiatedProtocol != "h2" {
|
||||
log.Fatal("no http2 on server")
|
||||
}
|
||||
|
||||
h2conn, err := Client(conn)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
param := url.Values{}
|
||||
param.Add("e", "b")
|
||||
param.Add("f", "d")
|
||||
data := bytes.NewReader([]byte(param.Encode()))
|
||||
req, _ := http.NewRequest("POST",
|
||||
"https://nghttp2.org/httpbin/post?a=b&c=d",
|
||||
data)
|
||||
|
||||
log.Printf("%+v", req)
|
||||
|
||||
req.Header.Set("user-agent", "go-nghttp2/1.0")
|
||||
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
|
||||
|
||||
res, err := h2conn.RoundTrip(req)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
if res.StatusCode != http.StatusOK {
|
||||
log.Printf("expect %d, got %d", http.StatusOK, res.StatusCode)
|
||||
}
|
||||
res.Write(os.Stderr)
|
||||
|
||||
|
||||
co-work with net/http example
|
||||
|
||||
l, err := net.Listen("tcp", "127.0.0.1:1222")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
srv := &http.Server{
|
||||
TLSConfig: &tls.Config{
|
||||
NextProtos: []string{"h2", "http/1.1"},
|
||||
},
|
||||
TLSNextProto: map[string]func(*http.Server, *tls.Conn, http.Handler){
|
||||
"h2": nghttp2.HTTP2Handler,
|
||||
},
|
||||
}
|
||||
defer srv.Close()
|
||||
|
||||
srv.ServeTLS(l, "testdata/server.crt", "testdata/server.key")
|
||||
|
||||
see http2_test.go for more details
|
||||
*/
|
||||
package nghttp2
|
||||
/*Package nghttp2 is libnghttp2 binding for golang.
|
||||
|
||||
server example
|
||||
|
||||
cert, err := tls.LoadX509KeyPair("testdata/server.crt", "testdata/server.key")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
l, err := tls.Listen("tcp", "127.0.0.1:1100", &tls.Config{
|
||||
Certificates: []tls.Certificate{cert},
|
||||
NextProtos: []string{"h2"},
|
||||
})
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer l.Close()
|
||||
addr := l.Addr().String()
|
||||
|
||||
http.HandleFunc("/test", func(w http.ResponseWriter, r *http.Request) {
|
||||
log.Printf("%+v", r)
|
||||
hdr := w.Header()
|
||||
hdr.Set("content-type", "text/plain")
|
||||
hdr.Set("aa", "bb")
|
||||
d, err := ioutil.ReadAll(r.Body)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
return
|
||||
}
|
||||
w.Write(d)
|
||||
})
|
||||
|
||||
for {
|
||||
c, err := l.Accept()
|
||||
if err != nil {
|
||||
break
|
||||
}
|
||||
h2conn, err := Server(c, nil)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
log.Printf("%+v", h2conn)
|
||||
go h2conn.Run()
|
||||
}
|
||||
|
||||
client example
|
||||
|
||||
conn, err := tls.Dial("tcp", "nghttp2.org:443", &tls.Config{
|
||||
NextProtos: []string{"h2"},
|
||||
ServerName: "nghttp2.org",
|
||||
})
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
defer conn.Close()
|
||||
if err := conn.Handshake(); err != nil{
|
||||
log.Fatal(err)
|
||||
}
|
||||
cstate := conn.ConnectionState()
|
||||
if cstate.NegotiatedProtocol != "h2" {
|
||||
log.Fatal("no http2 on server")
|
||||
}
|
||||
|
||||
h2conn, err := Client(conn)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
param := url.Values{}
|
||||
param.Add("e", "b")
|
||||
param.Add("f", "d")
|
||||
data := bytes.NewReader([]byte(param.Encode()))
|
||||
req, _ := http.NewRequest("POST",
|
||||
"https://nghttp2.org/httpbin/post?a=b&c=d",
|
||||
data)
|
||||
|
||||
log.Printf("%+v", req)
|
||||
|
||||
req.Header.Set("user-agent", "go-nghttp2/1.0")
|
||||
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
|
||||
|
||||
res, err := h2conn.RoundTrip(req)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
if res.StatusCode != http.StatusOK {
|
||||
log.Printf("expect %d, got %d", http.StatusOK, res.StatusCode)
|
||||
}
|
||||
res.Write(os.Stderr)
|
||||
|
||||
|
||||
co-work with net/http example
|
||||
|
||||
l, err := net.Listen("tcp", "127.0.0.1:1222")
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
srv := &http.Server{
|
||||
TLSConfig: &tls.Config{
|
||||
NextProtos: []string{"h2", "http/1.1"},
|
||||
},
|
||||
TLSNextProto: map[string]func(*http.Server, *tls.Conn, http.Handler){
|
||||
"h2": nghttp2.HTTP2Handler,
|
||||
},
|
||||
}
|
||||
defer srv.Close()
|
||||
|
||||
srv.ServeTLS(l, "testdata/server.crt", "testdata/server.key")
|
||||
|
||||
see http2_test.go for more details
|
||||
*/
|
||||
package nghttp2
|
||||
|
||||
Loading…
Reference in New Issue