From 0578e0157159d2cd81999f8f5a3590e855f2732d Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jan.tuomi@eficode.com>
Date: Tue, 31 Dec 2019 00:02:25 +0200
Subject: Try adding fallback to ansible

---
 ansible/deploy-playbook.yaml | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

(limited to 'ansible')

diff --git a/ansible/deploy-playbook.yaml b/ansible/deploy-playbook.yaml
index 229312b..a6c80b7 100644
--- a/ansible/deploy-playbook.yaml
+++ b/ansible/deploy-playbook.yaml
@@ -5,6 +5,13 @@
     container_name: ansible-deploy-ci-test
 
   tasks:
+    - name: Register previous container ID for possible fallback
+      shell: "docker ps -q --filter name={{ container_name }}"
+      register: prev
+
+    - set_fact:
+        prev_container_id="{{ prev.stdout }}"
+
     - name: Docker login
       docker_login:
         username: "{{ docker_user }}"
@@ -20,7 +27,7 @@
       docker_container:
         name: "{{ container_name }}"
         image: "{{ image_name }}"
-        state: absent
+        state: stopped
 
     - name: Create app container
       docker_container:
@@ -29,3 +36,17 @@
         state: started
         ports:
           - "80:80"
+
+    - name: Test app responds on port 80
+      uri:
+        url: "http://{{ ansible_host }}:80"
+      ignore_errors: True
+      register: result
+
+    - name: Rollback if app isn't responding
+      docker_container:
+        name: "{{ prev_container_id }}"
+        state: started
+        ports:
+          - "80:80"
+      when: result is failed
-- 
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