+
+OS_TIMEOUT=15 # Minutes to wait for OpenStack VM to come online
+STACK_RETRIES=2 # Number of times to retry creating a stack before fully giving up
+STACK_SUCCESSFUL=false
+# seq X refers to waiting for X minutes for OpenStack to return
+# a status that is not CREATE_IN_PROGRESS before giving up.
+openstack limits show --absolute
+openstack limits show --rate
+echo "Trying up to $STACK_RETRIES times to create $STACK_NAME."
+for try in $(seq $STACK_RETRIES); do
+ # shellcheck disable=SC1083
+ openstack stack create --timeout "$OS_TIMEOUT" -t {stack-template} -e "$WORKSPACE/opendaylight-infra-environment.yaml" --parameter "job_name=$VM_NAME" --parameter "silo=$SILO" "$STACK_NAME"
+ echo "$try: Waiting for $OS_TIMEOUT minutes to create $STACK_NAME."
+ for i in $(seq $OS_TIMEOUT); do
+ sleep 60
+ OS_STATUS=$(openstack stack show -f value -c stack_status "$STACK_NAME")
+ echo "$i: $OS_STATUS"
+
+ case "$OS_STATUS" in
+ CREATE_COMPLETE)
+ echo "Stack initialized on infrastructure successful."
+ STACK_SUCCESSFUL=true
+ break
+ ;;
+ CREATE_FAILED)
+ reason=$(openstack stack show "$STACK_NAME" -f value -c stack_status_reason)
+ echo "ERROR: Failed to initialize infrastructure. Reason: $reason"
+ openstack stack resource list -n 25 "$STACK_NAME"
+
+ echo "Deleting stack and possibly retrying to create..."
+ openstack stack delete --yes "$STACK_NAME"
+
+ # after stack delete, poll for 10m to know when stack is fully removed
+ # the logic here is that when "stack show $STACK_NAME" does not contain $STACK_NAME
+ # we assume it's successfully deleted and we can break to retry
+ for j in $(seq 20); do
+ sleep 30
+ delete_status=$(openstack stack show "$STACK_NAME" -f value -c stack_status)
+ echo "$j: $delete_status"
+ if [[ $delete_status == "DELETE_FAILED" ]]; then
+ reason=$(openstack stack show "$STACK_NAME" -f value -c stack_status_reason)
+ echo "ERROR: Failed to delete $STACK_NAME. Reason: $reason"
+
+ # Abandon is not supported in Vexxhost so let's keep trying to
+ # delete for now...
+ # echo "Stack delete failed, trying to stack abandon now."
+ # openstack stack abandon "$STACK_NAME"
+ echo "Deleting failed stack: $STACK_NAME"
+ openstack stack delete --yes "$STACK_NAME"
+ fi
+
+ if ! openstack stack show "$STACK_NAME" -f value -c stack_status; then
+ echo "Stack show on $STACK_NAME came back empty. Assuming successful delete"
+ break
+ fi
+ done
+
+ # If we still see $STACK_NAME in `openstack stack show` it means the delete hasn't fully
+ # worked and we can exit forcefully
+ if openstack stack show "$STACK_NAME" -f value -c stack_status; then
+ echo "Stack $STACK_NAME still in cloud output after polling. Quitting!"
+ exit 1
+ fi
+ break
+ ;;
+ CREATE_IN_PROGRESS)
+ echo "Waiting to initialize infrastructure."
+ continue
+ ;;
+ *)
+ echo "Unexpected status: $OS_STATUS"
+ # DO NOT exit on unexpected status. Rackspace sometimes returns unexpected status
+ # before returning an expected status. Just print the message and loop until we have
+ # a confirmed state or timeout.
+ # exit 1
+ ;;
+ esac
+ done
+ if $STACK_SUCCESSFUL; then
+ break
+ fi
+done
+
+# capture stack info in console logs
+echo "------------------------------------"
+echo "Stack details"
+echo "------------------------------------"
+openstack stack show "$STACK_NAME" -f yaml
+echo "------------------------------------"
+
+if ! $STACK_SUCCESSFUL; then