1 files changed, 7 insertions, 5 deletions
diff --git a/test/xdsserver_test.go b/test/xdsserver_test.go
index ba56321..b8e98b5 100644
--- a/test/xdsserver_test.go
+++ b/test/xdsserver_test.go
@@ -69,12 +69,14 @@ func Copy(src, dst string) error {
 
 func initEnv(launchProcess bool) {
 	if launchProcess {
+		/*kill xds-server if needed*/
 		cmd := exec.Command("killall", "-9", "xds-server")
 		if err := cmd.Start(); err != nil {
 			log.Fatal(err)
 		}
 		cmd.Wait()
 	}
+	/*set environment variable*/
 	rootTestLog := "/tmp/xds-server-test"
 	if err := os.Setenv(envRootCfgDir, rootTestLog); err != nil {
 		log.Fatal(err)
@@ -92,12 +94,14 @@ func initEnv(launchProcess bool) {
 	if err := os.Setenv("XDS_LOG_SILLY", "1"); err != nil {
 		log.Fatal(err)
 	}
+	/*remove and recreate working directories*/
 	os.RemoveAll(rootTestLog)
 	os.MkdirAll(rootTestLog, 0755)
 	logDir = rootTestLog + "/logs/"
 	os.MkdirAll(logDir, 0755)
 }
 
+/*prepare xds-server process*/
 func launchXdsServer(proc **os.Process) *os.File {
 	logFile := logDir + logFileXdsServer
 	file, err := os.OpenFile(logFile, os.O_CREATE|os.O_WRONLY, 0644)
@@ -142,7 +146,6 @@ func getHTTPClient(lvl int) (*common.HTTPClient, *os.File) {
 }
 
 func NewIoSocketClient(url, clientID string) (*IOSockClient, error) {
-
 	var err error
 
 	sCli := &IOSockClient{
@@ -152,7 +155,6 @@ func NewIoSocketClient(url, clientID string) (*IOSockClient, error) {
 			Transport: "websocket",
 			Header:    make(map[string][]string),
 		},
-		//ServerDiscoChan: make(chan Disconnection, 1),
 	}
 	sCli.Options.Header["XDS-SID"] = []string{clientID}
 
@@ -174,6 +176,8 @@ func NewIoSocketClient(url, clientID string) (*IOSockClient, error) {
 	return sCli, nil
 }
 func TestMain(m *testing.M) {
+	/* useful for debugging, preventing from launching xds-server
+	 * it can be launch separetly */
 	launchProcess := true
 	log.Printf("TestMain: launchProcess is %v, so launching xds-server", launchProcess)
 	initEnv(launchProcess)
@@ -183,6 +187,7 @@ func TestMain(m *testing.M) {
 	if launchProcess {
 		fileXdsServer = launchXdsServer(&proc)
 		go func(p *os.Process) {
+			log.Print("xds-server is launching")
 			if status, err := p.Wait(); err != nil {
 				log.Fatalf("status=%v\n err=%v\n", status, err)
 			}
@@ -208,6 +213,3 @@ func TestMain(m *testing.M) {
 	res := m.Run()
 	defer os.Exit(res)
 }
-
-func init() {
-}