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Diffstat (limited to 'vendor/golang.org/x/net/websocket/server.go')
-rw-r--r--vendor/golang.org/x/net/websocket/server.go113
1 files changed, 0 insertions, 113 deletions
diff --git a/vendor/golang.org/x/net/websocket/server.go b/vendor/golang.org/x/net/websocket/server.go
deleted file mode 100644
index 0895dea..0000000
--- a/vendor/golang.org/x/net/websocket/server.go
+++ /dev/null
@@ -1,113 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package websocket
-
-import (
- "bufio"
- "fmt"
- "io"
- "net/http"
-)
-
-func newServerConn(rwc io.ReadWriteCloser, buf *bufio.ReadWriter, req *http.Request, config *Config, handshake func(*Config, *http.Request) error) (conn *Conn, err error) {
- var hs serverHandshaker = &hybiServerHandshaker{Config: config}
- code, err := hs.ReadHandshake(buf.Reader, req)
- if err == ErrBadWebSocketVersion {
- fmt.Fprintf(buf, "HTTP/1.1 %03d %s\r\n", code, http.StatusText(code))
- fmt.Fprintf(buf, "Sec-WebSocket-Version: %s\r\n", SupportedProtocolVersion)
- buf.WriteString("\r\n")
- buf.WriteString(err.Error())
- buf.Flush()
- return
- }
- if err != nil {
- fmt.Fprintf(buf, "HTTP/1.1 %03d %s\r\n", code, http.StatusText(code))
- buf.WriteString("\r\n")
- buf.WriteString(err.Error())
- buf.Flush()
- return
- }
- if handshake != nil {
- err = handshake(config, req)
- if err != nil {
- code = http.StatusForbidden
- fmt.Fprintf(buf, "HTTP/1.1 %03d %s\r\n", code, http.StatusText(code))
- buf.WriteString("\r\n")
- buf.Flush()
- return
- }
- }
- err = hs.AcceptHandshake(buf.Writer)
- if err != nil {
- code = http.StatusBadRequest
- fmt.Fprintf(buf, "HTTP/1.1 %03d %s\r\n", code, http.StatusText(code))
- buf.WriteString("\r\n")
- buf.Flush()
- return
- }
- conn = hs.NewServerConn(buf, rwc, req)
- return
-}
-
-// Server represents a server of a WebSocket.
-type Server struct {
- // Config is a WebSocket configuration for new WebSocket connection.
- Config
-
- // Handshake is an optional function in WebSocket handshake.
- // For example, you can check, or don't check Origin header.
- // Another example, you can select config.Protocol.
- Handshake func(*Config, *http.Request) error
-
- // Handler handles a WebSocket connection.
- Handler
-}
-
-// ServeHTTP implements the http.Handler interface for a WebSocket
-func (s Server) ServeHTTP(w http.ResponseWriter, req *http.Request) {
- s.serveWebSocket(w, req)
-}
-
-func (s Server) serveWebSocket(w http.ResponseWriter, req *http.Request) {
- rwc, buf, err := w.(http.Hijacker).Hijack()
- if err != nil {
- panic("Hijack failed: " + err.Error())
- }
- // The server should abort the WebSocket connection if it finds
- // the client did not send a handshake that matches with protocol
- // specification.
- defer rwc.Close()
- conn, err := newServerConn(rwc, buf, req, &s.Config, s.Handshake)
- if err != nil {
- return
- }
- if conn == nil {
- panic("unexpected nil conn")
- }
- s.Handler(conn)
-}
-
-// Handler is a simple interface to a WebSocket browser client.
-// It checks if Origin header is valid URL by default.
-// You might want to verify websocket.Conn.Config().Origin in the func.
-// If you use Server instead of Handler, you could call websocket.Origin and
-// check the origin in your Handshake func. So, if you want to accept
-// non-browser clients, which do not send an Origin header, set a
-// Server.Handshake that does not check the origin.
-type Handler func(*Conn)
-
-func checkOrigin(config *Config, req *http.Request) (err error) {
- config.Origin, err = Origin(config, req)
- if err == nil && config.Origin == nil {
- return fmt.Errorf("null origin")
- }
- return err
-}
-
-// ServeHTTP implements the http.Handler interface for a WebSocket
-func (h Handler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
- s := Server{Handler: h, Handshake: checkOrigin}
- s.serveWebSocket(w, req)
-}