check to see if env is defined for services

Author: anandkumarpatel

ansible/group_vars/alpha-filibuster.yml

@@ -6,3 +6,5 @@ name: filibuster
 app_name: "filibuster"
 app_repo: "git@github.com:Runnable/Filibuster.git"
 node_env: "{{ filibuster_env }}"
+
+enviroment_vars: {}

ansible/group_vars/alpha-krain.yml

@@ -7,3 +7,5 @@ krain_env: default
 app_name: "krain"
 app_repo: "git@github.com:CodeNow/krain.git"
 node_env: "{{ krain_env }}"
+
+enviroment_vars: {}

ansible/roles/git_node_service/tasks/main.yml

@@ -33,6 +33,7 @@
 - name: add env to configs
   tags: 'update_configs'
   sudo: yes
+  when: enviroment_vars is defined
   with_dict: "{{ enviroment_vars }}"
   lineinfile:
     dest=/etc/init/{{ app_name }}.conf