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-rw-r--r--vendor/github.com/gorilla/websocket/client.go12
1 files changed, 8 insertions, 4 deletions
diff --git a/vendor/github.com/gorilla/websocket/client.go b/vendor/github.com/gorilla/websocket/client.go
index 934e28e96..8e90de27f 100644
--- a/vendor/github.com/gorilla/websocket/client.go
+++ b/vendor/github.com/gorilla/websocket/client.go
@@ -106,9 +106,13 @@ func hostPortNoPort(u *url.URL) (hostPort, hostNoPort string) {
// DefaultDialer is a dialer with all fields set to the default values.
var DefaultDialer = &Dialer{
- Proxy: http.ProxyFromEnvironment,
+ Proxy: http.ProxyFromEnvironment,
+ HandshakeTimeout: 45 * time.Second,
}
+// nilDialer is dialer to use when receiver is nil.
+var nilDialer Dialer = *DefaultDialer
+
// Dial creates a new client connection. Use requestHeader to specify the
// origin (Origin), subprotocols (Sec-WebSocket-Protocol) and cookies (Cookie).
// Use the response.Header to get the selected subprotocol
@@ -121,9 +125,7 @@ var DefaultDialer = &Dialer{
func (d *Dialer) Dial(urlStr string, requestHeader http.Header) (*Conn, *http.Response, error) {
if d == nil {
- d = &Dialer{
- Proxy: http.ProxyFromEnvironment,
- }
+ d = &nilDialer
}
challengeKey, err := generateChallengeKey()
@@ -191,6 +193,8 @@ func (d *Dialer) Dial(urlStr string, requestHeader http.Header) (*Conn, *http.Re
k == "Sec-Websocket-Extensions" ||
(k == "Sec-Websocket-Protocol" && len(d.Subprotocols) > 0):
return nil, nil, errors.New("websocket: duplicate header not allowed: " + k)
+ case k == "Sec-Websocket-Protocol":
+ req.Header["Sec-WebSocket-Protocol"] = vs
default:
req.Header[k] = vs
}