Update environment websocket route

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

channel_test.go

@@ -20,7 +20,7 @@ import (
 )
 
 var (
-	envTerminalPath     = fmt.Sprintf("%s/environments/1/terminal.ws", testProject)
+	envTerminalPath     = fmt.Sprintf("%s/-/environments/1/terminal.ws", testProject)
 	jobTerminalPath     = fmt.Sprintf("%s/-/jobs/1/terminal.ws", testProject)
 	servicesProxyWSPath = fmt.Sprintf("%s/-/jobs/1/proxy.ws", testProject)
 )

doc/channel.md

@@ -50,9 +50,9 @@ UTF-8 strings, in addition to any subprotocol expectations.
 
 Using the terminal as an example, GitLab serves a JavaScript terminal
 emulator to the browser on a URL like
-`https://gitlab.com/group/project/environments/1/terminal`.
+`https://gitlab.com/group/project/-/environments/1/terminal`.
 This opens a websocket connection to, e.g.,
-`wss://gitlab.com/group/project/environments/1/terminal.ws`,
+`wss://gitlab.com/group/project/-/environments/1/terminal.ws`,
 This endpoint doesn't exist in GitLab - only in Workhorse.
 
 When receiving the connection, Workhorse first checks that the

internal/upstream/routes.go

@@ -191,7 +191,7 @@ func (u *upstream) configureRoutes() {
 		route("POST", ciAPIPattern+`v1/builds/[0-9]+/artifacts\z`, contentEncodingHandler(artifacts.UploadArtifacts(api, proxy))),
 
 		// Terminal websocket
-		wsRoute(projectPattern+`environments/[0-9]+/terminal.ws\z`, channel.Handler(api)),
+		wsRoute(projectPattern+`-/environments/[0-9]+/terminal.ws\z`, channel.Handler(api)),
 		wsRoute(projectPattern+`-/jobs/[0-9]+/terminal.ws\z`, channel.Handler(api)),
 
 		// Proxy Job Services