[wls1412] fix ItFmwDomainOnPVSample test failure

Author: xiancao

integration-tests/src/test/java/oracle/weblogic/kubernetes/utils/SampleUtils.java

@@ -21,18 +21,35 @@ public class SampleUtils {
    * @param envMap - envMap for running the docker command
    */
   public static void createPVHostPathAndChangePermissionInKindCluster(String hostPath, Map<String, String> envMap) {
-    String command = WLSIMG_BUILDER
-        + " exec kind-worker sh -c \"mkdir "
-        + hostPath
-        + " && chmod g+w "
-        + hostPath
-        + "\"";
-
-    Command.withParams(
+    if (!pathExistsInKindCluster(hostPath, envMap)) {
+      String command = WLSIMG_BUILDER
+          + " exec kind-worker sh -c \"mkdir "
+          + hostPath
+          + " && chmod g+w "
+          + hostPath
+          + "\"";
+
+      Command.withParams(
+          new CommandParams()
+              .command(command)
+              .env(envMap)
+              .redirect(true)
+      ).execute();
+    }
+  }
+
+  private static boolean pathExistsInKindCluster(String hostPath, Map<String, String> envMap) {
+    String command = WLSIMG_BUILDER + " exec kind-worker sh -c \"ls / \" ";
+    ExecResult result = Command.withParams(
         new CommandParams()
             .command(command)
             .env(envMap)
             .redirect(true)
-    ).execute();
+    ).executeAndReturnResult();
+
+    if (result.stdout().contains(hostPath.substring(1))) {
+      return true;
+    }
+    return false;
   }
 }