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42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
package headscale
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import (
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"net/http"
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"github.com/rs/zerolog/log"
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"golang.org/x/net/http2"
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"golang.org/x/net/http2/h2c"
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"tailscale.com/control/controlhttp"
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"tailscale.com/net/netutil"
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)
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const (
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// ts2021UpgradePath is the path that the server listens on for the WebSockets upgrade.
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ts2021UpgradePath = "/ts2021"
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)
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// NoiseUpgradeHandler is to upgrade the connection and hijack the net.Conn
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// in order to use the Noise-based TS2021 protocol. Listens in /ts2021.
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func (h *Headscale) NoiseUpgradeHandler(
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writer http.ResponseWriter,
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req *http.Request,
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) {
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log.Trace().Caller().Msgf("Noise upgrade handler for client %s", req.RemoteAddr)
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noiseConn, err := controlhttp.AcceptHTTP(req.Context(), writer, req, *h.noisePrivateKey)
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if err != nil {
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log.Error().Err(err).Msg("noise upgrade failed")
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http.Error(writer, err.Error(), http.StatusInternalServerError)
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return
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}
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server := http.Server{
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ReadTimeout: HTTPReadTimeout,
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}
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server.Handler = h2c.NewHandler(h.noiseMux, &http2.Server{})
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err = server.Serve(netutil.NewOneConnListener(noiseConn, nil))
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if err != nil {
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log.Info().Err(err).Msg("The HTTP2 server was closed")
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}
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}
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