Revert "Remove changes to registry"

This reverts commit 135fe5d.

Author: thejsj

ansible/group_vars/alpha-eru.yml

@@ -1,7 +1,7 @@
 ---
 name: eru
 
-container_image: registry.runnable.com/runnable/{{ name }}
+container_image: runnable/{{ name }}
 container_tag: "{{ git_branch }}"
 repo: git@github.com:CodeNow/{{ name }}.git
 hosted_ports: [ "5501", "5502" ]

ansible/group_vars/alpha-link.yml

@@ -1,6 +1,6 @@
 name: link
 
-container_image: registry.runnable.com/runnable/{{ name }}
+container_image: runnable/{{ name }}
 container_tag: "{{ git_branch }}"
 repo: git@github.com:CodeNow/{{ name }}.git
 node_version: "4.2.1"

ansible/roles/builder/tasks/main.yml

@@ -90,7 +90,22 @@
   loop_control:
     loop_var: file_name_item
 
+- name: set whether image will be pushed
+  when: git_branch | match("^v([0-9]+)\.([0-9]+)\.([0-9]+)$") and ((node_env is defined and node_env=='production-delta') or force_push_image)
+  set_fact:
+    push_image: true
+
+- name: login to docker hub
+  become: yes
+  when: push_image is defined
+  command: docker login -u {{ docker_hub_username }} -p {{ docker_hub_password }}
+
 - name: push docker image
   become: yes
-  when: not do_not_push
+  when: push_image is defined
   command: docker push {{ container_image }}:{{ container_tag }}
+
+- name: logout of docker hub
+  become: yes
+  when: push_image is defined
+  command: docker logout