Ping router once it is created

Once router gets created. It is necessary to check from that router
we can ping public_network or not. It helps to debug what wents wrong
with in container. It should be only checked when router
admin_state_up is true

Change-Id: I24d1b93f88efe04dfab2b7790daa357a880e2c56

tasks/tempest_resources.yml

@@ -236,6 +236,25 @@
       when:
         - tempest_service_available_neutron | bool
 
+    - name: Get router admin state and ip address
+      set_fact:
+        router_admin_state: "{{ _add_router['router']['admin_state_up'] }}"
+        router_ip: "{{ _add_router['router']['external_gateway_info']['external_fixed_ips'][0]['ip_address'] }}"
+      when:
+        - tempest_service_available_neutron | bool
+
+    - name: Ping router ip address
+      shell: |
+        set -e
+        ping -c2 "{{ router_ip }}"
+      register: _ping_router
+      until: _ping_router is success
+      retries: 5
+      delay: 10
+      when:
+        - tempest_service_available_neutron | bool
+        - router_admin_state|bool == true
+
     - name: Create tempest flavors
       os_nova_flavor:
         cloud: "{{ tempest_cloud_name }}"