Update config.go (openyurtio#491)

it maybe null point
YRXING · Oct 9, 2021 · 8e8d6c0 · 8e8d6c0
1 parent 8e16d01
commit 8e8d6c0
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/cmd/yurthub/app/config/config.go b/cmd/yurthub/app/config/config.go
@@ -164,6 +164,9 @@ func Complete(options *options.YurtHubOptions) (*YurtHubConfiguration, error) {
 }
 
 func parseRemoteServers(serverAddr string) ([]*url.URL, error) {
+	if serverAddr == "" {
+		return make([]*url.URL, 0), fmt.Errorf("--server-addr should be set for hub agent")
+	}
 	servers := strings.Split(serverAddr, ",")
 	us := make([]*url.URL, 0, len(servers))
 	remoteServers := make([]string, 0, len(servers))