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// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
//go:build js || ((linux || darwin) && ts_debug_websockets)
package derphttp
import (
"context"
"log"
"net"
"github.com/coder/websocket"
"tailscale.com/net/wsconn"
)
const canWebsockets = true
func init() {
dialWebsocketFunc = dialWebsocket
}
func dialWebsocket(ctx context.Context, urlStr string) (net.Conn, error) {
c, res, err := websocket.Dial(ctx, urlStr, &websocket.DialOptions{
Subprotocols: []string{"derp"},
})
if err != nil {
log.Printf("websocket Dial: %v, %+v", err, res)
return nil, err
}
log.Printf("websocket: connected to %v", urlStr)
netConn := wsconn.NetConn(context.Background(), c, websocket.MessageBinary, urlStr)
return netConn, nil
}
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