Introduce mutli platform .travis (#62)

* Check for ansible_service_mgr when installing services

* Install systemd unit files under /lib/systemd/system

* Bump mesos version to 1.0.1

* Introduce mutli platform .travis

.travis.yml

@@ -1,26 +1,77 @@
----
-language: python
-python: "2.7"
+sudo: required
 
 env:
-  - SITE=playbook.yml
+  global:
+    # https://github.com/travis-ci/travis-ci/issues/6461#issuecomment-239577306
+    DOCKER_VERSION: "1.9.1-0~trusty"
+  matrix:
+    - distro: ernestasposkus/centos7
+      init: /usr/lib/systemd/systemd
+      run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
+    - distro: ernestasposkus/centos6
+      init: /sbin/init
+      run_opts: ""
+    - distro: ernestasposkus/ubuntu1604
+      init: /lib/systemd/systemd
+      run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
+    - distro: ernestasposkus/ubuntu1404
+      init: /sbin/init
+      run_opts: ""
 
-before_install:
-  - sudo apt-get update -qq
-  - sudo apt-get install curl -y
+services:
+  - docker
 
-install:
-  - pip install -U ansible
+before_install:
+  # Downgrade to specific version of Docker engine.
+  - sudo apt-get update
+  - sudo apt-get remove docker-engine -yq
+  - sudo apt-get install docker-engine=$DOCKER_VERSION -yq --no-install-suggests --no-install-recommends --force-yes -o Dpkg::Options::="--force-confnew"
 
-  # Add ansible.cfg to pick up roles path.
-  - "{ echo '[defaults]'; echo 'roles_path = ../'; } >> ansible.cfg"
+  # Pull container.
+  - 'sudo docker pull ${distro}:latest'
 
 script:
-  # Check the role/playbook's syntax.
-  - "ansible-playbook -i tests/inventory tests/$SITE --syntax-check"
+  - container_id=$(mktemp)
+    # Run container in detached state.
+  - 'sudo docker run --detach --volume="${PWD}":/etc/ansible/roles/role_under_test:ro ${run_opts} ${distro}:latest "${init}" > "${container_id}"'
+
+  # Inspect docker container
+  - 'sudo docker inspect $(cat ${container_id})'
+
+  # Print ansible version
+  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible --version'
+
+  # Check Ansible host setup
+  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible all -i "localhost," -c local -m setup'
+
+  # Install dependencies
+  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-galaxy install geerlingguy.java'
+  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-galaxy install AnsibleShipyard.ansible-zookeeper'
+  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/dependencies.yml'
+
+  # Ansible syntax check.
+  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/playbook.yml --syntax-check'
+
+  # Test role.
+  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/playbook.yml'
+
+  # Test role idempotence.
+  - idempotence=$(mktemp)
+  - sudo docker exec "$(cat ${container_id})" ansible-playbook /etc/ansible/roles/role_under_test/tests/playbook.yml | tee -a ${idempotence}
+  - >
+    tail ${idempotence}
+    | grep -q 'changed=0.*failed=0'
+    && (echo 'Idempotence test: pass' && exit 0)
+    || (echo 'Idempotence test: fail' && exit 1)
+
+  # Test role.
+  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/test.yml'
+
+  # View container logs
+  - 'sudo docker logs "$(cat ${container_id})"'
 
-  # Run the role/playbook with ansible-playbook.
-  - "ansible-playbook -i tests/inventory tests/playbook.yml --connection=local --sudo"
+  # Clean up.
+  - 'sudo docker stop "$(cat ${container_id})"'
 
-  # Healthcheck
-  # - "curl http://localhost:5050/"
+notifications:
+  webhooks: https://galaxy.ansible.com/api/v1/notifications/ - "curl http://localhost:5050/"

defaults/main.yml

@@ -1,9 +1,9 @@
 ---
 mesos_install_mode: "master" # {master|slave|master-slave}
-mesos_version: "0.25.0"
+mesos_version: "1.0.1"
 
 # Debian
-mesos_package_version: "0.2.70"
+mesos_package_version: "2.0.93"
 mesosphere_apt_url: "http://repos.mesosphere.com/{{ ansible_distribution | lower }}"
 mesos_os_distribution: "{{ ansible_distribution | lower }}"
 mesos_os_version: "{{ ansible_distribution_version.split('.') | join('') }}"

handlers/main.yml

@@ -3,12 +3,13 @@
 # While waiting for https://github.com/ansible/ansible-modules-core/issues/191
 - name: Reload daemon
   command: systemctl daemon-reload
-
+  when: ansible_service_mgr == 'systemd'
+
 # i.e. upgrade mesos, templates stay the same...
 - name: Restart mesos-master
   service: name=mesos-master state=restarted
   when: mesos_install_mode == "master" or mesos_install_mode == "master-slave"
 
-- name: Restart mesos-slave 
+- name: Restart mesos-slave
   service: name=mesos-slave state=restarted
   when: mesos_install_mode == "slave" or mesos_install_mode == "master-slave"

tasks/mesos.yml

@@ -35,35 +35,35 @@
   notify:
     - Restart mesos-slave
 
-- name: Check if upstart exists
-  stat: path=/etc/init/
-  register: etc_init
-
 - name: Mesos master upstart script
   template: src=init-mesos-master.j2 dest=/etc/init/mesos-master.conf
-  when: (mesos_install_mode == "master" or mesos_install_mode == "master-slave") and etc_init.stat.exists == true
+  when:
+    - (mesos_install_mode == "master" or mesos_install_mode == "master-slave")
+    - ansible_service_mgr != 'systemd'
   notify:
     - Restart mesos-master
 
 - name: Mesos slave upstart script
   template: src=init-mesos-slave.j2 dest=/etc/init/mesos-slave.conf
-  when: (mesos_install_mode == "slave" or mesos_install_mode == "master-slave") and etc_init.stat.exists == true
+  when:
+    - (mesos_install_mode == "slave" or mesos_install_mode == "master-slave")
+    - ansible_service_mgr != 'systemd'
   notify:
     - Restart mesos-slave
-    
+
 - name: Check if systemd exists
-  stat: path=/usr/lib/systemd/system/
+  stat: path=/lib/systemd/system/
   register: systemd_check
-  
+
 - name: Mesos master systemd script
-  template: src=mesos-master.service.j2 dest=/usr/lib/systemd/system/mesos-master.service
+  template: src=mesos-master.service.j2 dest=/lib/systemd/system/mesos-master.service
   when: (mesos_install_mode == "master" or mesos_install_mode == "master-slave") and systemd_check.stat.exists == true
   notify:
     - Reload daemon
     - Restart mesos-master
 
 - name: Mesos slave systemd script
-  template: src=mesos-slave.service.j2 dest=/usr/lib/systemd/system/mesos-slave.service
+  template: src=mesos-slave.service.j2 dest=/lib/systemd/system/mesos-slave.service
   when: (mesos_install_mode == "slave" or mesos_install_mode == "master-slave") and systemd_check.stat.exists == true
   notify:
     - Reload daemon

tests/dependencies.yml

@@ -0,0 +1,7 @@
+---
+- hosts: localhost
+  connection: local
+  remote_user: root
+  roles:
+    - role: geerlingguy.java
+    - role: AnsibleShipyard.ansible-zookeeper

tests/playbook.yml

@@ -1,14 +1,7 @@
 ---
-#
-# Test Playbook
-#
-
 - hosts: localhost
   connection: local
-  sudo: yes
-
+  remote_user: root
   roles:
-    - {role: ../../, mesos_install_mode: "master-slave"}
-
-- include: main.yml
-
+    - role: role_under_test
+      mesos_install_mode: "master-slave"

tests/test.yml

@@ -0,0 +1,14 @@
+---
+- hosts: localhost
+  connection: local
+  remote_user: root
+  tasks:
+    - shell: "ps aux | grep -i mesos"
+      register: status
+      failed_when: status.rc != 0
+      when: ansible_service_mgr != 'systemd'
+
+    - shell: "systemctl status mesos-master | grep running"
+      register: status
+      failed_when: status.rc != 0
+      when: ansible_service_mgr == 'systemd'