Fixed hosts file. Added secondary dns. Gave docker group permissions to compose. Added variables to hosts file.

roles/common/tasks/main.yml

@@ -68,6 +68,7 @@
     url: "https://github.com/docker/compose/releases/download/{{docker_compose_version_to_install}}/docker-compose-{{ ansible_system }}-{{ ansible_userspace_architecture }}"
     dest: /usr/local/bin/docker-compose
     mode: 755
+    group: docker
 
 - name: Set timezone to NewYork
   timezone:
@@ -171,3 +172,13 @@
               regexp="^vm.vfs_cache_pressure"
               state=present
               line="vm.vfs_cache_pressure = 50"
+
+- name: Set hostname
+  hostname:
+    name: '{{ inventory_hostname }}'
+
+- name: Fix hosts file
+  lineinfile: dest=/etc/hosts
+              regexp="ubuntu"
+              state=present
+              line="{{ inventory_hostname }}"