Merge branch 'fj-proxy-webide-services' into 'master'

Add new endpoint to add support to proxy websocket requests to build's services

Closes #205 and gitlab-ee#5276

See merge request gitlab-org/gitlab-workhorse!370

channel_test.go

@@ -22,6 +22,7 @@ import (
 var (
 	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)
 )
 
 type connWithReq struct {
@@ -36,6 +37,7 @@ func TestChannelHappyPath(t *testing.T) {
 	}{
 		{"environments", envTerminalPath},
 		{"jobs", jobTerminalPath},
+		{"services", servicesProxyWSPath},
 	}
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
@@ -75,14 +77,15 @@ func TestChannelHappyPath(t *testing.T) {
 func TestChannelHappyPathWithTerminalResponse(t *testing.T) {
 	tests := []struct {
 		name        string
-		terminalPath string
+		channelPath string
 	}{
 		{"environments", envTerminalPath},
 		{"jobs", jobTerminalPath},
+		{"services", servicesProxyWSPath},
 	}
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
-			serverConns, clientURL, close := wireupTerminal(test.terminalPath, nil, "channel.k8s.io")
+			serverConns, clientURL, close := wireupTerminal(test.channelPath, nil, "channel.k8s.io")
 			defer close()
 
 			client, _, err := dialWebsocket(clientURL, nil, "terminal.gitlab.com")

internal/upstream/routes.go

@@ -190,6 +190,9 @@ func (u *upstream) configureRoutes() {
 		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
+		wsRoute(projectPattern+`-/jobs/[0-9]+/proxy.ws\z`, channel.Handler(api)),
+
 		// Long poll and limit capacity given to jobs/request and builds/register.json
 		route("", apiPattern+`v4/jobs/request\z`, ciAPILongPolling),
 		route("", ciAPIPattern+`v1/builds/register.json\z`, ciAPILongPolling),