Owls100056 backport PR#3210 to release/3.4 (#3221)

* Backport PR#3210

Author: doxiao

kubernetes/samples/scripts/create-weblogic-domain/domain-home-on-pv/update-domain.sh

@@ -200,6 +200,7 @@ function updateDomainHome {
   # There is no way to re-run a kubernetes job, so first delete any prior job
   CONTAINER_NAME="update-weblogic-sample-domain-job"
   JOB_NAME="${domainUID}-${CONTAINER_NAME}"
+  OLD_POD_NAME=`kubectl get pods -n ${namespace} | grep ${JOB_NAME} | awk ' { print $1; } '`
   deleteK8sObj job $JOB_NAME ${createJobOutput}
 
   echo update the domain by creating the job ${createJobOutput}
@@ -209,7 +210,16 @@ function updateDomainHome {
   # a pod which will run a script that creates a domain. The script then will extract the domain
   # resource using  WDT's extractDomainResource tool. So, the following code loops until the
   # domain resource is created by exec'ing into the pod to look for the presence of domainCreate.yaml file.
+  local end_secs=$((SECONDS + 30))
   POD_NAME=`kubectl get pods -n ${namespace} | grep ${JOB_NAME} | awk ' { print $1; } '`
+  while [ -z "${POD_NAME}" ] || [ "$POD_NAME" = "$OLD_POD_NAME" ]; do
+    if [ $SECONDS -gt $end_secs ]; then
+      fail "Job pod was not find in 30 seconds"
+    fi
+    sleep 1
+    POD_NAME=`kubectl get pods -n ${namespace} | grep ${JOB_NAME} | awk ' { print $1; } '`
+    echo "Pod name is $POD_NAME"
+  done
   echo "Waiting for results to be available from $POD_NAME"
   kubectl wait --timeout=600s --for=condition=ContainersReady pod $POD_NAME
   sleep 30