Merge pull request #60 from bertvv/master

Run multi-platform tests on Travis-CI using Docker

.travis.yml

@@ -1,34 +1,49 @@
----
-language: python
-python: "2.7"
-
+sudo: required
 env:
-  - SITE=test.yml
+  - >
+    container_id=$(mktemp)
+    distribution=centos
+    version=7
+    init=/usr/lib/systemd/systemd
+    run_opts="--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
+  - >
+    container_id=$(mktemp)
+    distribution=ubuntu
+    version=14.04
+    init=/sbin/init
+    run_opts=""
+
+services:
+  - docker
 
 before_install:
-  - sudo apt-get update -qq
-  - sudo apt-get install -y curl
-
-install:
-  # Install Ansible.
-  - pip install ansible
-
-  # Add ansible.cfg to pick up roles path.
-  - "{ echo '[defaults]'; echo 'roles_path = ../'; } >> ansible.cfg"
+  - sudo apt-get update
+  # Pull container
+  - sudo docker pull ${distribution}:${version}
+  # Customize container
+  - sudo docker build --rm=true --file=tests/Dockerfile.${distribution} --tag=${distribution}:ansible tests
 
 script:
-  # Check the role/playbook's syntax.
-  - "ansible-playbook -i tests/inventory tests/$SITE --syntax-check"
+  #
+  # Run test playbook
+  #
 
-  # Run the role/playbook with ansible-playbook.
-  - "ansible-playbook -i tests/inventory tests/$SITE --connection=local --sudo"
+    # Run container in detached state
+  - sudo docker run --detach --volume="${PWD}":/etc/ansible/roles/role_under_test:ro ${run_opts} ${distribution}:ansible "${init}" > "${container_id}"
 
-  # Run the role/playbook again, checking to make sure it's idempotent.
+    # Syntax check
+  - sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/test.yml --syntax-check
+    # Test role
+  - sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/test.yml
+    # Idempotence test
   - >
-    ansible-playbook -i tests/inventory tests/$SITE --connection=local --sudo
+    sudo docker exec "$(cat ${container_id})" ansible-playbook /etc/ansible/roles/role_under_test/tests/test.yml
     | grep -q 'changed=0.*failed=0'
     && (echo 'Idempotence test: pass' && exit 0)
     || (echo 'Idempotence test: fail' && exit 1)
 
-  # Request a page via Apache, to make sure Apache is running and responds.
-  - "curl http://localhost/"
+    # Clean up
+  - sudo docker stop "$(cat ${container_id})"
+
+notifications:
+  email: false

tests/Dockerfile.centos

@@ -0,0 +1,23 @@
+FROM centos:7
+# Install systemd -- See https://hub.docker.com/_/centos/
+RUN yum -y swap -- remove fakesystemd -- install systemd systemd-libs
+RUN yum -y update; yum clean all; \
+(cd /lib/systemd/system/sysinit.target.wants/; for i in *; do [ $i == systemd-tmpfiles-setup.service ] || rm -f $i; done); \
+rm -f /lib/systemd/system/multi-user.target.wants/*; \
+rm -f /etc/systemd/system/*.wants/*; \
+rm -f /lib/systemd/system/local-fs.target.wants/*; \
+rm -f /lib/systemd/system/sockets.target.wants/*udev*; \
+rm -f /lib/systemd/system/sockets.target.wants/*initctl*; \
+rm -f /lib/systemd/system/basic.target.wants/*; \
+rm -f /lib/systemd/system/anaconda.target.wants/*;
+# Install Ansible
+RUN yum -y install epel-release
+RUN yum -y install git ansible sudo
+RUN yum clean all
+# Disable requiretty
+RUN sed -i -e 's/^\(Defaults\s*requiretty\)/#--- \1/'  /etc/sudoers
+# Install Ansible inventory file
+RUN echo -e '[local]\nlocalhost ansible_connection=local' > /etc/ansible/hosts
+VOLUME [ "/sys/fs/cgroup" ]
+CMD ["/usr/sbin/init"]
+

tests/Dockerfile.ubuntu

@@ -0,0 +1,9 @@
+FROM ubuntu:14.04
+# Install Ansible
+RUN apt-get install -y software-properties-common git
+RUN apt-add-repository -y ppa:ansible/ansible
+RUN apt-get update
+RUN apt-get install -y ansible
+# Install Ansible inventory file
+RUN echo "[local]\nlocalhost ansible_connection=local" > /etc/ansible/hosts
+

tests/inventory

@@ -1 +0,0 @@
-localhost

tests/test.yml

@@ -1,5 +1,11 @@
 ---
-- hosts: localhost
-  remote_user: root
+- hosts: all
+  vars:
+    apache_listen_port_ssl: 443
+    apache_create_vhosts: true
+    apache_vhosts_filename: "vhosts.conf"
+    apache_vhosts:
+      - servername: "example.com"
+        documentroot: "/var/www/vhosts/example_com"
   roles:
-    - ansible-role-apache
+    - role_under_test