VOL-381 add unum container to support ONOS cluster formation under swarm
Change-Id: Ic260edda19bb199ed040f05164ab605f28c919d0
diff --git a/unum/vendor/golang.org/x/net/websocket/client.go b/unum/vendor/golang.org/x/net/websocket/client.go
new file mode 100644
index 0000000..69a4ac7
--- /dev/null
+++ b/unum/vendor/golang.org/x/net/websocket/client.go
@@ -0,0 +1,106 @@
+// 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"
+ "io"
+ "net"
+ "net/http"
+ "net/url"
+)
+
+// DialError is an error that occurs while dialling a websocket server.
+type DialError struct {
+ *Config
+ Err error
+}
+
+func (e *DialError) Error() string {
+ return "websocket.Dial " + e.Config.Location.String() + ": " + e.Err.Error()
+}
+
+// NewConfig creates a new WebSocket config for client connection.
+func NewConfig(server, origin string) (config *Config, err error) {
+ config = new(Config)
+ config.Version = ProtocolVersionHybi13
+ config.Location, err = url.ParseRequestURI(server)
+ if err != nil {
+ return
+ }
+ config.Origin, err = url.ParseRequestURI(origin)
+ if err != nil {
+ return
+ }
+ config.Header = http.Header(make(map[string][]string))
+ return
+}
+
+// NewClient creates a new WebSocket client connection over rwc.
+func NewClient(config *Config, rwc io.ReadWriteCloser) (ws *Conn, err error) {
+ br := bufio.NewReader(rwc)
+ bw := bufio.NewWriter(rwc)
+ err = hybiClientHandshake(config, br, bw)
+ if err != nil {
+ return
+ }
+ buf := bufio.NewReadWriter(br, bw)
+ ws = newHybiClientConn(config, buf, rwc)
+ return
+}
+
+// Dial opens a new client connection to a WebSocket.
+func Dial(url_, protocol, origin string) (ws *Conn, err error) {
+ config, err := NewConfig(url_, origin)
+ if err != nil {
+ return nil, err
+ }
+ if protocol != "" {
+ config.Protocol = []string{protocol}
+ }
+ return DialConfig(config)
+}
+
+var portMap = map[string]string{
+ "ws": "80",
+ "wss": "443",
+}
+
+func parseAuthority(location *url.URL) string {
+ if _, ok := portMap[location.Scheme]; ok {
+ if _, _, err := net.SplitHostPort(location.Host); err != nil {
+ return net.JoinHostPort(location.Host, portMap[location.Scheme])
+ }
+ }
+ return location.Host
+}
+
+// DialConfig opens a new client connection to a WebSocket with a config.
+func DialConfig(config *Config) (ws *Conn, err error) {
+ var client net.Conn
+ if config.Location == nil {
+ return nil, &DialError{config, ErrBadWebSocketLocation}
+ }
+ if config.Origin == nil {
+ return nil, &DialError{config, ErrBadWebSocketOrigin}
+ }
+ dialer := config.Dialer
+ if dialer == nil {
+ dialer = &net.Dialer{}
+ }
+ client, err = dialWithDialer(dialer, config)
+ if err != nil {
+ goto Error
+ }
+ ws, err = NewClient(config, client)
+ if err != nil {
+ client.Close()
+ goto Error
+ }
+ return
+
+Error:
+ return nil, &DialError{config, err}
+}