Fixes geerlingguy#1101: Update Selenium role to work on systemd systems.

provisioning/requirements.yml

@@ -1,6 +1,6 @@
 ---
 - src: arknoll.selenium
-  version: 2.0.0
+  version: 2.1.0
 - src: thom8.php-upload-progress
   version: 1.0.1
 - src: franklinkim.newrelic

provisioning/roles/arknoll.selenium/.travis.yml

@@ -11,6 +11,9 @@ env:
   - distro: ubuntu1604
     init: /lib/systemd/systemd
     run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
+  - distro: debian8
+    init: /lib/systemd/systemd
+    run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
   - distro: ubuntu1404
     init: /sbin/init
     run_opts: "--privileged"
@@ -27,6 +30,9 @@ script:
   # Run container in detached state.
   - 'sudo docker run --detach --volume="${PWD}":/etc/ansible/roles/role_under_test:ro ${run_opts} geerlingguy/docker-${distro}-ansible:latest "${init}" > "${container_id}"'
 
+  # Install dependencies.
+  - 'sudo docker exec "$(cat ${container_id})" ansible-galaxy install -r /etc/ansible/roles/role_under_test/tests/requirements.yml'
+
   # Ansible syntax check.
   - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/test.yml --syntax-check'
 

provisioning/roles/arknoll.selenium/tasks/main.yml

@@ -23,9 +23,24 @@
   when: selenium_install_firefox
   tags: [configuration, selenium, selenium-firefox]
 
+- name: Add Chrome key (if configured, Debian)
+  apt_key:
+    url: "https://dl-ssl.google.com/linux/linux_signing_key.pub"
+    state: present
+  when: ansible_os_family == 'Debian' and selenium_install_chrome
+  tags: [configuration, selenium, selenium-chrome]
+
+- name: Add Chrome repo (if configured, Debian)
+  apt_repository:
+    repo: "deb http://dl.google.com/linux/chrome/deb/ stable main"
+    state: present
+    update_cache: yes
+  when: ansible_os_family == 'Debian' and selenium_install_chrome
+  tags: [configuration, selenium, selenium-chrome]
+
 - name: Install Chrome (if configured, Debian)
   apt:
-    deb: https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb
+    name: google-chrome-stable
     state: present
   when: ansible_os_family == 'Debian' and selenium_install_chrome
   tags: [configuration, selenium, selenium-chrome]
@@ -67,6 +82,32 @@
     mode: 0755
   tags: [configuration, selenium, selenium-install]
 
+- name: Install systemd unit file (for systemd systems)
+  template:
+    src: "selenium-unit.j2"
+    dest: /etc/systemd/system/selenium.service
+    owner: root
+    group: root
+    mode: 0755
+  when: >
+    (ansible_distribution == 'Ubuntu' and ansible_distribution_version.split(".")[0]|int >= 16) or
+    (ansible_distribution == 'Debian' and ansible_distribution_version.split(".")[0]|int >= 8) or
+    (ansible_distribution == 'CentOS' and ansible_distribution_version.split(".")[0]|int >= 7) or
+    (ansible_distribution == 'Fedora')
+  tags: [configuration, selenium, selenium-install]
+
+- name: Register systemd service status (for systemd systems)
+  shell: 'systemctl status selenium | grep "active (running)"'
+  when: >
+    (ansible_distribution == 'Ubuntu' and ansible_distribution_version.split(".")[0]|int >= 16) or
+    (ansible_distribution == 'Debian' and ansible_distribution_version.split(".")[0]|int >= 8) or
+    (ansible_distribution == 'CentOS' and ansible_distribution_version.split(".")[0]|int >= 7) or
+    (ansible_distribution == 'Fedora')
+  register: selenium_running
+  ignore_errors: yes
+  changed_when: false
+
 - name: Ensure selenium is running
   service: name=selenium state=started enabled=yes
   tags: [configuration, selenium, selenium-run]
+  when: selenium_running.failed is defined and selenium_running.failed == true

provisioning/roles/arknoll.selenium/templates/selenium-unit.j2

@@ -0,0 +1,11 @@
+[Unit]
+Description=selenium test framework
+After=syslog.target network.target
+
+[Service]
+ExecStart=/usr/bin/xvfb-run /usr/bin/java -client -jar {{ selenium_install_dir }}/selenium/selenium-server-standalone-{{ selenium_version }}.jar
+Restart=on-failure
+RestartSec=20s
+
+[Install]
+WantedBy=multi-user.target

provisioning/roles/arknoll.selenium/tests/requirements.yml

@@ -0,0 +1,2 @@
+---
+- src: geerlingguy.java

provisioning/roles/arknoll.selenium/tests/test.yml

@@ -4,8 +4,17 @@
 
   pre_tasks:
     - name: Update apt cache.
-      apt: update_cache=yes
+      apt: update_cache=yes cache_valid_time=3600
       when: ansible_os_family == 'Debian'
 
+    - name: Don't install Chrome on old OSes.
+      set_fact:
+        selenium_install_firefox: yes
+        selenium_install_chrome: no
+      when: >
+        (ansible_distribution == 'Ubuntu' and ansible_distribution_version == '12.04')
+        or (ansible_os_family == 'RedHat' and ansible_distribution_version.split('.')[0] == '6')
+
   roles:
+    - geerlingguy.java
     - role_under_test