Move ironic precheck into its own role

Change-Id: Iba8a87757ac9ead27c90c9d426977077d442a04e
Partially-implements: blueprint condition-pre-check

ansible/roles/haproxy/tasks/precheck.yml

@@ -91,6 +91,17 @@
     - "{{ 'horizon' not in haproxy_stat }}"
     - inventory_hostname in groups['haproxy']
 
+- name: Checking free port for Ironic HAProxy
+  wait_for:
+    host: "{{ kolla_internal_vip_address }}"
+    port: "{{ ironic_api_port }}"
+    connect_timeout: 1
+    state: stopped
+  when:
+    - enable_ironic | bool
+    - "{{ 'ironic_api' not in haproxy_stat }}"
+    - inventory_hostname in groups['haproxy']
+
 - name: Checking free port for Manila API HAProxy
   wait_for:
     host: "{{ kolla_internal_vip_address }}"

ansible/roles/ironic/tasks/precheck.yml

@@ -1 +1,16 @@
 ---
+- name: Get container facts
+  kolla_container_facts:
+    name:
+      - ironic_api
+  register: container_facts
+
+- name: Checking free port for Ironic
+  wait_for:
+    host: "{{ hostvars[inventory_hostname]['ansible_' + api_interface]['ipv4']['address'] }}"
+    port: "{{ ironic_api_port }}"
+    connect_timeout: 1
+    state: stopped
+  when:
+    - container_facts['ironic_api'] is not defined
+    - inventory_hostname in groups['ironic-api']

ansible/roles/prechecks/tasks/port_checks.yml

@@ -173,26 +173,6 @@
     - enable_haproxy | bool
     - inventory_hostname in groups['haproxy']
 
-- name: Checking free port for Ironic
-  wait_for:
-    host: "{{ hostvars[inventory_hostname]['ansible_' + api_interface]['ipv4']['address'] }}"
-    port: "{{ ironic_api_port }}"
-    connect_timeout: 1
-    state: stopped
-  when:
-    - enable_ironic | bool
-    - inventory_hostname in groups['ironic-api']
-
-- name: Checking free port for Ironic HAProxy
-  wait_for:
-    host: "{{ kolla_internal_vip_address }}"
-    port: "{{ ironic_api_port }}"
-    connect_timeout: 1
-    state: stopped
-  when:
-    - enable_ironic | bool
-    - inventory_hostname in groups['haproxy']
-
 - name: Checking free port for Influxdb Admin
   wait_for:
     host: "{{ hostvars[inventory_hostname]['ansible_' + api_interface]['ipv4']['address'] }}"