Adding Ubuntu support in Ansible - docker role

Extending ansible playbooks of ubuntu support.
Creating new test with Ubuntu image for Molecule in docker role.

Issue-ID: OOM-1671
Signed-off-by: Jan Benedikt <j.benedikt@partner.samsung.com>
Change-Id: I4786dcd4b2de3f8d189db3b619c3d75315302506

5 files changed, 66 insertions, 18 deletions

diff --git a/ansible/roles/docker/defaults/main.yml b/ansible/roles/docker/defaults/main.yml
index 1922f64b..33a86e2d 100644
--- a/ansible/roles/docker/defaults/main.yml
+++ b/ansible/roles/docker/defaults/main.yml
@@ -2,3 +2,11 @@
 docker:
   log_max_size: 100m
   log_max_file: 3
+packages:
+  RedHat:
+    - python-docker-py
+    - python-jsonpointer
+  Debian:
+    - python3-docker
+    - python3-json-pointer
+    - iproute2
diff --git a/ansible/roles/docker/molecule/default/molecule.yml b/ansible/roles/docker/molecule/default/molecule.yml
index 1e800ee9..efa7f0ae 100644
--- a/ansible/roles/docker/molecule/default/molecule.yml
+++ b/ansible/roles/docker/molecule/default/molecule.yml
@@ -29,6 +29,8 @@ provisioner:
     host_vars:
       infrastructure-server:
         cluster_ip: 1.2.3.4
+scenario:
+  name: default
 verifier:
   name: testinfra
   options:
diff --git a/ansible/roles/docker/molecule/default/tests/test_default.py b/ansible/roles/docker/molecule/default/tests/test_default.py
index a8adeb65..a73572fd 100644
--- a/ansible/roles/docker/molecule/default/tests/test_default.py
+++ b/ansible/roles/docker/molecule/default/tests/test_default.py
@@ -1,5 +1,6 @@
 import os
 import pytest
+import json
 
 import testinfra.utils.ansible_runner
 
@@ -23,13 +24,9 @@ def test_docker_daemon_file(host):
     assert f.exists
     assert f.user == 'root'
     assert f.group == 'root'
-    assert f.content_string == """{
-    "log-opts": {
-        "max-size": "100m", 
-        "max-file": "3"
-    }, 
-    "dns": [
-        "1.2.3.4"
-    ], 
-    "log-driver": "json-file"
-}"""
+    print(f.content_string)
+    json_data = json.loads(f.content_string)
+    assert json_data["log-driver"] == "json-file"
+    assert json_data["log-opts"]["max-size"] == "100m"
+    assert json_data["log-opts"]["max-file"] == "3"
+    assert json_data["dns"][0] == "1.2.3.4"
diff --git a/ansible/roles/docker/molecule/ubuntu/molecule.yml b/ansible/roles/docker/molecule/ubuntu/molecule.yml
new file mode 100644
index 00000000..8325ffb3
--- /dev/null
+++ b/ansible/roles/docker/molecule/ubuntu/molecule.yml
@@ -0,0 +1,46 @@
+---
+dependency:
+  name: galaxy
+driver:
+  name: docker
+lint:
+  name: yamllint
+platforms:
+  - name: infrastructure-server
+    image: molecule-${PREBUILD_PLATFORM_DISTRO:-ubuntu}:${PREBUILD_DISTRO_VERSION:-18.04}
+    pre_build_image: true
+    privileged: true
+    command: ${MOLECULE_DOCKER_COMMAND:-""}
+    groups:
+      - infrastructure
+    networks:
+      - name: docker_install
+    purge_networks: true
+    volumes:
+      - /var/lib/docker
+provisioner:
+  name: ansible
+  lint:
+    name: ansible-lint
+  playbooks:
+    prepare: ../default/prepare.yml
+    converge: ../default/playbook.yml
+  env:
+    ANSIBLE_ROLES_PATH: ../../../../test/roles
+    ANSIBLE_LIBRARY: ../../../../library
+  inventory:
+    host_vars:
+      infrastructure-server:
+        cluster_ip: 1.2.3.4
+        remote_tmp: $HOME/.ansible/tmp
+scenario:
+  name: ubuntu
+verifier:
+  name: testinfra
+  options:
+    verbose: true
+  lint:
+    name: flake8
+    options:
+      ignore: W291  # trailing whitespace
+  directory: ../default/tests/
diff --git a/ansible/roles/docker/tasks/main.yml b/ansible/roles/docker/tasks/main.yml
index cd731b11..60060826 100644
--- a/ansible/roles/docker/tasks/main.yml
+++ b/ansible/roles/docker/tasks/main.yml
@@ -6,16 +6,11 @@
   notify:
     - Restart Docker
 
-- name: Install docker python module
+- name: Install required packages
   package:
-    name: 'python-docker-py'
-    state: present
-
-
-- name: Install python jsonpointer module
-  package:
-    name: 'python-jsonpointer'
+    name: "{{ item }}"
     state: present
+  loop: "{{ packages[ansible_os_family] }}"
 
 - name: Ensure /etc/docker exists
   file: