OCPQE-28378: Retry when create vpc in ibmcloud fails (#61548)

* Retry when create vpc in ibmcloud fails

* Address echo comments

---------

Co-authored-by: Xiuwang <[email protected]>

Author: xiuwang

ci-operator/step-registry/hypershift/mce/ibmz/create/zvsicompute/hypershift-mce-ibmz-create-zvsicompute-commands.sh

@@ -72,7 +72,23 @@ fi
 
 # Create VPC
 echo "Creating a VPC in the resource group $infra_name-rg"
-ibmcloud is vpc-create $infra_name-vpc --resource-group-name $infra_name-rg
+count=0
+max_retries=6
+sleeptime=30
+while [ $count -lt $max_retries ]; do
+  count=$(( count + 1 ))
+  echo "Try $count/6: Waiting for VPC to be successfully created ..."
+  ibmcloud is vpc-create $infra_name-vpc --resource-group-name $infra_name-rg
+  create_status=$?
+  if [ $create_status -eq 0 ]; then
+        echo "VPC $infra_name-vpc is created successfully"
+        break
+    else
+        echo "Failed to create VPC after $count/6 retry, the error code is $create_status"
+        sleep $sleeptime
+  fi
+done
+
 set +e
 vpc_status=$(ibmcloud is vpc $infra_name-vpc | awk '/Status/{print $2}')
 if [ "$vpc_status" != "available" ]; then