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34 lines
723 B
Go
34 lines
723 B
Go
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// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build linux || js
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// +build linux js
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package derphttp
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import (
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"context"
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"log"
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"net"
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"nhooyr.io/websocket"
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"tailscale.com/derp/wsconn"
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)
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func init() {
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dialWebsocketFunc = dialWebsocket
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}
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func dialWebsocket(ctx context.Context, urlStr string) (net.Conn, error) {
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c, res, err := websocket.Dial(ctx, urlStr, &websocket.DialOptions{
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Subprotocols: []string{"derp"},
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})
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if err != nil {
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log.Printf("websocket Dial: %v, %+v", err, res)
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return nil, err
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}
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log.Printf("websocket: connected to %v", urlStr)
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return wsconn.New(c), nil
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}
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