adds retry

nordvpn-autoconfigure.jenkins

@@ -32,11 +32,18 @@ pipeline {
                     workspace = pwd()
                     // jenkins secrets
                     nordCreds = "nordvpn-login-creds"
-
                     // kubernetes configuration
                     kubeNamespace = "dl-automation"
                     kubeSecret = "openvpn"
+                }
+            }
+        }
 
+        stage ('Prepare Vales') {
+            steps {
+                container ('alpine') {
+                    retry(3) {
+                        try {
                             // list of urls that return different nordVPN servers
                             def nordURLs = [
                                 // canada
@@ -60,16 +67,10 @@ pipeline {
                                 // united kingdom
                                 "https://nordvpn.com/wp-admin/admin-ajax.php?action=servers_recommendations&filters=\\{%22country_id%22:38,%22servers_groups%22:\\[15\\],%22servers_technologies%22:\\[5\\]\\}",
                             ]
-
                             // randomly select one from the list
                             nordURL = nordURLs[Math.abs(new Random().nextInt() % [8])]
-                }
-            }
-        }
 
-        stage ('Prepare Container') {
+                            // install required components
-            steps {
-                container ('alpine') {
                             script {
                                 sh """
                                     if [ ! -f "/usr/bin/curl" ] || [ ! -x "/usr/bin/curl" ]; then
@@ -82,7 +83,9 @@ pipeline {
                                         apk add --no-cache sed
                                     fi
                                 """
+                            }
 
+                                // get OpenVPN Configuration from NordVPN
                                 retry(3) {
                                     try {
                                         openVPNConfig = sh(
@@ -109,12 +112,14 @@ curl \
                                                     """
                                         )
                                     } catch(e) {
-                                if (openVPNConfig == "") {
+                                        if (openVPNConfig.length() == 0 || openVPNConfig == "") {
-                                    printf("nordURL: %s", nordURL)
+                                            printf("Bad nordURL: %s", nordURL)
                                             throw e
                                         }
                                     }
                                 }
+                            }
+                        }
 
                         withCredentials(
                             [