From 66e219844bdad1b6897e8fe015ee078ad7ff0264 Mon Sep 17 00:00:00 2001 From: Wichert Akkerman Date: Sun, 6 Oct 2019 20:15:26 +0200 Subject: [PATCH] Add a websocket transport --- go.mod | 3 +- go.sum | 97 ++++++++++++++++++++++++++++++++++++++++++ websocket_transport.go | 50 ++++++++++++++++++++++ 3 files changed, 149 insertions(+), 1 deletion(-) create mode 100644 websocket_transport.go diff --git a/go.mod b/go.mod index 1881899..3c672e4 100644 --- a/go.mod +++ b/go.mod @@ -3,6 +3,7 @@ module gosrc.io/xmpp go 1.12 require ( - github.com/google/go-cmp v0.3.0 + github.com/google/go-cmp v0.3.1 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7 + nhooyr.io/websocket v1.6.5 ) diff --git a/go.sum b/go.sum index e9f7f23..cf05d14 100644 --- a/go.sum +++ b/go.sum @@ -1,6 +1,103 @@ +github.com/agnivade/wasmbrowsertest v0.3.1/go.mod h1:zQt6ZTdl338xxRaMW395qccVE2eQm0SjC/SDz0mPWQI= +github.com/chromedp/cdproto v0.0.0-20190614062957-d6d2f92b486d/go.mod 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+nhooyr.io/websocket v1.6.5 h1:8TzpkldRfefda5JST+CnOH135bzVPz5uzfn/AF+gVKg= +nhooyr.io/websocket v1.6.5/go.mod h1:F259lAzPRAH0htX2y3ehpJe09ih1aSHN7udWki1defY= diff --git a/websocket_transport.go b/websocket_transport.go new file mode 100644 index 0000000..3b16622 --- /dev/null +++ b/websocket_transport.go @@ -0,0 +1,50 @@ +package xmpp + +import ( + "context" + "errors" + "net" + "strings" + "time" + + "nhooyr.io/websocket" +) + +type WebsocketTransport struct { + wsConn *websocket.Conn + netConn net.Conn + ctx context.Context +} + +func (t *WebsocketTransport) Connect(address string, c Config) error { + t.ctx = context.Background() + + ctx, cancel := context.WithTimeout(t.ctx, time.Duration(c.ConnectTimeout)*time.Second) + defer cancel() + + if !c.Insecure && strings.HasPrefix(address, "wss:") { + return errors.New("Websocket address is not secure") + } + wsConn, _, err := websocket.Dial(ctx, address, nil) + if err != nil { + t.wsConn = wsConn + t.netConn = websocket.NetConn(t.ctx, t.wsConn, websocket.MessageText) + } + return err +} + +func (t WebsocketTransport) DoesStartTLS() bool { + return false +} + +func (t WebsocketTransport) Read(p []byte) (n int, err error) { + return t.netConn.Read(p) +} + +func (t WebsocketTransport) Write(p []byte) (n int, err error) { + return t.netConn.Write(p) +} + +func (t WebsocketTransport) Close() error { + return t.netConn.Close() +}