make voyager webport unique and fix NPE

Author: MAGGIE.HE@ORACLE.COM

integration-tests/src/test/java/oracle/kubernetes/operator/utils/Domain.java

@@ -1101,7 +1101,10 @@ private void createLoadBalancer() throws Exception {
     lbMap.put("serviceName", domainUid + "-cluster-" + domainMap.get("clusterName"));
     if (voyager) {
       lbMap.put("loadBalancer", "VOYAGER");
-      lbMap.put("loadBalancerWebPort", domainMap.get("voyagerWebPort"));
+      //lbMap.put("loadBalancerWebPort", domainMap.get("voyagerWebPort"));
+      lbMap.put(
+              "loadBalancerWebPort",
+              domainMap.getOrDefault("voyagerWebPort", new Integer(loadBalancerWebPort)));
     } else {
       lbMap.put("loadBalancer", domainMap.getOrDefault("loadBalancer", loadBalancer));
       lbMap.put(

integration-tests/src/test/resources/domaininimagewdt.yaml

@@ -7,6 +7,7 @@ configuredManagedServerCount: 4
 initialManagedServerReplicas: 2
 exposeAdminT3Channel: true
 exposeAdminNodePort: true
+voyagerWebPort: 30333
 domainHomeImageBuildPath: ./docker-images/OracleWebLogic/samples/12213-domain-home-in-image-wdt
 domainHomeImageBase: "store/oracle/weblogic:12.2.1.3"
 logHomeOnPV: true

integration-tests/src/test/resources/domaininimagewlst.yaml

@@ -7,6 +7,7 @@ configuredManagedServerCount: 4
 initialManagedServerReplicas: 2
 exposeAdminT3Channel: true
 exposeAdminNodePort: true
+voyagerWebPort: 30322
 domainHomeImageBuildPath: ./docker-images/OracleWebLogic/samples/12213-domain-home-in-image
 domainHomeImageBase: "store/oracle/weblogic:12.2.1.3"
 logHomeOnPV: true