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The feature is stable enough to be removed as a config knob. For backwards compatiblity with older mobile clients, we keep sending the config param as true for client config requests. https://community-daily.mattermost.com/boards/workspace/zyoahc9uapdn3xdptac6jb69ic/285b80a3-257d-41f6-8cf4-ed80ca9d92e5/495cdb4d-c13a-4992-8eb9-80cfee2819a4/7m95frqbk9o8zxin6xo9c7iusoh ```release-note NONE ```
71 lines
2.1 KiB
Go
71 lines
2.1 KiB
Go
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See LICENSE.txt for license information.
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package api4
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import (
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"net/http"
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"github.com/gorilla/websocket"
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"github.com/mattermost/mattermost-server/v6/app"
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"github.com/mattermost/mattermost-server/v6/model"
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"github.com/mattermost/mattermost-server/v6/shared/mlog"
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)
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const (
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connectionIDParam = "connection_id"
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sequenceNumberParam = "sequence_number"
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)
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func (api *API) InitWebSocket() {
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// Optionally supports a trailing slash
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api.BaseRoutes.APIRoot.Handle("/{websocket:websocket(?:\\/)?}", api.APIHandlerTrustRequester(connectWebSocket)).Methods("GET")
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}
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func connectWebSocket(c *Context, w http.ResponseWriter, r *http.Request) {
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upgrader := websocket.Upgrader{
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ReadBufferSize: model.SocketMaxMessageSizeKb,
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WriteBufferSize: model.SocketMaxMessageSizeKb,
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CheckOrigin: c.App.OriginChecker(),
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}
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ws, err := upgrader.Upgrade(w, r, nil)
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if err != nil {
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c.Err = model.NewAppError("connect", "api.web_socket.connect.upgrade.app_error", nil, err.Error(), http.StatusInternalServerError)
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return
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}
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// We initialize webconn with all the necessary data.
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// If the queues are empty, they are initialized in the constructor.
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cfg := &app.WebConnConfig{
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WebSocket: ws,
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Session: *c.AppContext.Session(),
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TFunc: c.AppContext.T,
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Locale: "",
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Active: true,
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}
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cfg.ConnectionID = r.URL.Query().Get(connectionIDParam)
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if cfg.ConnectionID == "" || c.AppContext.Session().UserId == "" {
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// If not present, we assume client is not capable yet, or it's a fresh connection.
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// We just create a new ID.
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cfg.ConnectionID = model.NewId()
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// In case of fresh connection id, sequence number is already zero.
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} else {
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cfg, err = c.App.PopulateWebConnConfig(c.AppContext.Session(), cfg, r.URL.Query().Get(sequenceNumberParam))
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if err != nil {
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mlog.Warn("Error while populating webconn config", mlog.String("id", r.URL.Query().Get(connectionIDParam)), mlog.Err(err))
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ws.Close()
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return
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}
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}
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wc := c.App.NewWebConn(cfg)
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if c.AppContext.Session().UserId != "" {
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c.App.HubRegister(wc)
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}
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wc.Pump()
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}
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