site.yml

---
- name: Setup scenarioo server for Demos
  hosts: mainserver
  become: True        # We need root rights to install stuff

  #
  # CONFIG & VARIABLES
  #
  pre_tasks:
    - name: Load config.json
      include_vars:
        file: "{{ lookup('env', 'CONFIG_FILE') or 'config.json' }}"
        name: config

    - name: Get active branches             # Active branche = branch with a config file under ./demos/
      set_fact: active_branches="{{lookup('fileglob', './demos/*.json').split(',') | map('basename') | map('regex_replace', '(.*).json', '\\1') | list}}"

    - name: Get currently deployed branches # Currently deployed = branch with scenarioo-<branch>.war in webapps
      shell: ls -1  {{ config.tomcatFolder }}/webapps | grep '.war' | sed -e 's/^scenarioo-\(.*\).war/\1/'
      register: deployed_branches_cmd
    - set_fact: deployed_branches="{{ deployed_branches_cmd.stdout_lines }}"
    
    - name: Update package cache
      apt:
        update_cache: yes

  # See roles/ folder
  roles:
    - tomcat
    - docker
    - nginx
    - manageUsers

  tasks:
    - name: Install unzip and jq (needed to extract artifact docu and read JSONs)
      apt:
        name: "{{ packages }}"
        state: present
      vars:
        packages:
        - jq
        - unzip

    #
    # CLEANUP OLD BRANCHES
    #
    - name: Cleanup inactive branches
      include_role:
        name: cleanupBranch               # Checkout roles/cleanupBranch/tasks/main.yml
      when: branch not in active_branches
      with_items: "{{ deployed_branches }}"
      loop_control:
          loop_var: branch

    #
    # ENSURE ACTIVE BRANCHES ARE DEPLOYED
    #
    - name: Deploy active branches
      include_role:
        name: deployBranch                # Checkout roles/deployBranch/tasks/main.yml
      with_items: "{{ active_branches }}"
      loop_control:
          loop_var: branch

    #
    # Restart Tomcat to prevent "Illegal access: this web application instance has been stopped already" in Tomcat Logs.
    #
    - name: Restart Tomcat
      service:
        name=tomcat8
        state=restarted

    #
    # Reimport Builds
    #
    - name: Reimport Builds
      include_role:
        name: reimportBuilds                # Checkout roles/deployBranch/tasks/main.yml
      with_items: "{{ active_branches }}"
      loop_control:
        loop_var: branch

    #
    # UPDATE OVERVIEW PAGE
    #
    - name: Update overview page
      copy:
        src: overviewpage
        dest: /scenarioo
        owner: www-data
        group: www-data