TNL-6278 adds in browser role to tools_jenkins for bok-choy tests

docker/build/tools_jenkins/Dockerfile

-FROM edxops/precise-common:latest
+FROM edxops/trusty-common:latest
 MAINTAINER edxops
 
 USER root

playbooks/roles/browsers/defaults/main.yml

@@ -20,6 +20,12 @@ browser_s3_deb_pkgs:
   - name: google-chrome-stable_55.0.2883.87-1_amd64.deb
     url: https://s3.amazonaws.com/vagrant.testeng.edx.org/google-chrome-stable_55.0.2883.87-1_amd64.deb
 
+trusty_browser_s3_deb_pkgs:
+  - name: google-chrome-stable_30.0.1599.114-1_amd64.deb
+    url: https://s3.amazonaws.com/vagrant.testeng.edx.org/google-chrome-stable_30.0.1599.114-1_amd64.deb
+  - name: firefox-mozilla-build_42.0-0ubuntu1_amd64.deb
+    url: https://s3.amazonaws.com/vagrant.testeng.edx.org/firefox-mozilla-build_42.0-0ubuntu1_amd64.deb
+
 # ChromeDriver
 chromedriver_version: 2.27
 chromedriver_url: "http://chromedriver.storage.googleapis.com/{{ chromedriver_version }}/chromedriver_linux64.zip"

playbooks/roles/browsers/tasks/main.yml

@@ -21,20 +21,42 @@
     - install
     - install:system-requirements
 
-- name: download browser packages from S3
+- name: download trusty browser packages from S3
+  get_url:
+    dest: /tmp/{{ item.name }}
+    url: "{{ item.url }}"
+  register: download_deb
+  with_items: "{{ trusty_browser_s3_deb_pkgs }}"
+  when: ansible_distribution_release == 'trusty'
+  tags:
+    - install
+    - install:system-requirements
+
+- name: download xenial browser packages from S3
   get_url:
     dest: /tmp/{{ item.name }}
     url: "{{ item.url }}"
   register: download_deb
   with_items: "{{ browser_s3_deb_pkgs }}"
+  when: ansible_distribution_release == 'xenial'
+  tags:
+    - install
+    - install:system-requirements
+
+- name: install trusty browser packages
+  shell: gdebi -nq /tmp/{{ item.name }}
+  when: download_deb.changed
+  with_items: "{{ trusty_browser_s3_deb_pkgs }}"
+  when: ansible_distribution_release == 'trusty'
   tags:
     - install
     - install:system-requirements
 
-- name: install browser packages
+- name: install xenial browser packages
   shell: gdebi -nq /tmp/{{ item.name }}
   when: download_deb.changed
   with_items: "{{ browser_s3_deb_pkgs }}"
+  when: ansible_distribution_release == 'xenial'
   tags:
     - install
     - install:system-requirements
@@ -127,12 +149,29 @@
     - install
     - install:system-requirements
 
+# Systemd doesn't exist in 14.04, use upstart instead
+- name: create xvfb upstart script
+  template:
+    src: xvfb.conf.j2
+    dest: /etc/init/xvfb.conf
+    owner: root
+    group: root
+  when: ansible_distribution_release == 'trusty'
+
+- name: start xvfb
+  service:
+    name: xvfb
+    state: restarted
+  when: ansible_distribution_release == 'trusty'
+
+# Use systemd for xvfb in 16.04
 - name: create xvfb systemd service
   template:
     src: xvfb.service.j2
     dest: /etc/systemd/system/xvfb.service
     owner: root
     group: root
+  when: ansible_distribution_release == 'xenial'
   tags:
     - install
     - install:configuration
@@ -142,6 +181,7 @@
     name: xvfb
     enabled: yes
     state: started
+  when: ansible_distribution_release == 'xenial'
   tags:
     - install
     - install:configuration

playbooks/roles/browsers/templates/xvfb.conf.j2

+description     "Xvfb X Server"
+start on (net-device-up and local-filesystems and runlevel [2345])
+stop on runlevel [016]
+exec /usr/bin/Xvfb {{ browser_xvfb_display }} -screen 0 1024x768x24
+respawn
+respawn limit 15 5

playbooks/roles/tools_jenkins/defaults/main.yml

 ---
+
 jenkins_tools_version: "1.651.3"
 
 jenkins_tools_plugins:

playbooks/roles/tools_jenkins/meta/main.yml

@@ -2,6 +2,7 @@
 dependencies:
   - common
   - edxapp_common
+  - browsers
   - role: jenkins_master
     jenkins_plugins: "{{ jenkins_tools_plugins }}"
     jenkins_version: "{{ jenkins_tools_version }}"