[CE-171] Add playbook to show network state

Change-Id: If15ec781ad262b4f40a73c22af17b572f019d637
Signed-off-by: tongliofcary <litong01@us.ibm.com>

src/agent/ansible/roles/verify/main.yml

@@ -0,0 +1,18 @@
+---
+
+- name: verify fabric network
+  hosts: allnodes
+  user: "{{ cluster.ssh_user }}"
+  vars_files:
+    - "./../../vars/{{ env }}.yml"
+  tasks:
+    - name: Wait for containers to be ready
+      pause:
+        seconds: 10
+
+    - name: Display docker logs
+      command: docker ps -a
+      register: dockercontainers
+
+    - debug:
+        var: dockercontainers.stdout_lines

src/agent/ansible/verify.yml

@@ -0,0 +1,19 @@
+---
+- name: Get start timestamp
+  hosts: cloud
+  connection: local
+  tasks:
+    - set_fact:
+        starttime: "{{ ansible_date_time }}"
+
+- name: Run the plays
+  include: "roles/verify/main.yml"
+
+- name: inform the installer
+  hosts: cloud
+  connection: local
+  tasks:
+    - debug:
+        msg: >-
+          The work load started at {{ hostvars.cloud.starttime.time }},
+          ended at {{ ansible_date_time.time }}