Merge pull request #1 from hellofresh/feature/add-docker-py

Install docker-py as Ansible docker module prerequisite.

defaults/main.yml

@@ -3,4 +3,5 @@
 dockerhost_group                : "docker"
 docker_compose_version          : "1.6.2"
 docker_compose_dir              : "/opt/docker_compose"
-docker_compose_install          : True
+docker_compose_install          : True
+docker_install_py_module        : False

tasks/docker-py.yml

@@ -0,0 +1,5 @@
+---
+
+- name: Install docker-py Python module
+  pip:
+    name="docker-py"

tasks/main.yml

@@ -11,6 +11,10 @@
 - name: Include apt tasks
   include: apt.yml
 
+- name: Include docker-py
+  include: docker-py.yml
+  when: docker_install_py_module
+
 - name: Install docker engine
   apt:
     pkg="docker-engine"

test/integration/defaults/defaults.yml

@@ -1,7 +1,7 @@
 ---
 
 - name         : Default
-  hosts        : "all"
+  hosts        : all
   gather_facts : True
   become       : True
   connection   : "{{ kitchen_connection | default('local') }}"

test/integration/defaults/serverspec/default_spec.rb

@@ -0,0 +1,9 @@
+require 'serverspec'
+
+# Required by serverspec
+set :backend, :exec
+
+# Default version
+describe command('docker --version') do
+  its(:stdout) { should contain('1.10') }
+end

test/integration/docker-py/docker-py.yml

@@ -0,0 +1,18 @@
+---
+
+- name         : docker-py
+  hosts        : "all"
+  gather_facts : True
+  become       : True
+  connection   : "{{ kitchen_connection | default('local') }}"
+  vars         :
+    docker_install_py_module        : True
+
+  pre_tasks    :
+         - name: Install pip
+           apt: 
+             name="python-pip"
+             update_cache=yes
+             cache_valid_time=3600
+  roles        :
+                 - "ansible-dockerhost"

test/integration/docker-py/serverspec/default_spec.rb

@@ -0,0 +1,9 @@
+require 'serverspec'
+
+# Required by serverspec
+set :backend, :exec
+
+# Default version
+describe command('docker --version') do
+  its(:stdout) { should contain('1.10') }
+end