Skip a step if setup is iSCSI

Change-Id: Ic15f3b7050295def1e89df667e23fa13e35937ed
diff --git a/playbooks/setup-openstack-storpool/pre.yaml b/playbooks/setup-openstack-storpool/pre.yaml
index 03a8547..a943687 100644
--- a/playbooks/setup-openstack-storpool/pre.yaml
+++ b/playbooks/setup-openstack-storpool/pre.yaml
@@ -344,10 +344,13 @@
     - name: Provision StorPool Deployment Configuration 3
       no_log: true
       ansible.builtin.command:
-        argv: [ "ssh", "-o", "StrictHostKeyChecking=accept-new", "{{ item }}", "exit", "0" ]
-      loop:
-        - "{{ storpool_node_ip }}"
-        - "{{ openstack_node_ip }}"
+        argv: [ "ssh", "-o", "StrictHostKeyChecking=accept-new", "{{ storpool_node_ip }}", "exit", "0" ]
+
+    - name: Provision StorPool Deployment Configuration 4
+      no_log: true
+      ansible.builtin.command:
+        argv: [ "ssh", "-o", "StrictHostKeyChecking=accept-new", "{{ openstack_node_ip }}", "exit", "0" ]
+      when: storpool_connection == "block"
 
     - name: Install python3-pip
       become: true