main.yml

---
- name: Define release name.
  set_fact: app_project_release={{ lookup('pipe', 'date +%Y%m%d%H%M%S') }}

- name: Set current release directory.
  set_fact: app_current_release_dir={{app_project_root}}/releases/{{app_project_release}}

- name: Set shared directory.
  set_fact: app_shared_dir={{app_project_root}}/shared

- name: Set app console.
  set_fact: app_console={{app_current_release_dir}}/app/cli.php

- name: Prepare necessary directories for release and shared data.
  file: state=directory path={{item.path}}
  with_items:
    - { path: "{{app_current_release_dir}}" }
    - { path: "{{app_shared_dir}}/var/logs" }
  become: yes
  become_user: deployer

- name: Ensure .env file is in place
  copy: content="{{ app_env_config }}" dest={{app_shared_dir}}/.env
  become: yes
  become_user: deployer

- name: Pull sources from the repository.
  git: repo={{app_project_repo}} dest={{app_current_release_dir}} version={{app_project_branch}} accept_hostkey=yes depth=1
  become: yes
  become_user: deployer

- name: Ensure linked directories are not present.
  file: state=absent path={{item.path}}
  with_items:
    - { path: "{{app_current_release_dir}}/var" }
  become: yes
  become_user: deployer

- name: Create symlinks to shared directories and files.
  file: state=link src="{{app_shared_dir}}{{item.src}}" path="{{app_current_release_dir}}{{item.path}}"
  with_items:
    - { src: "/var", path: "/var" }   # location of shared log directory
    - { src: "/.env", path: "/.env" } # contains sensitive app credentials
  become: yes
  become_user: deployer

- name: Install composer.
  get_url: url=https://getcomposer.org/composer.phar dest={{app_current_release_dir}}/composer.phar mode=0755 validate_certs=no
  become: yes
  become_user: deployer

- name: Run composer install.
  shell: cd {{app_current_release_dir}}; php composer.phar install --no-dev --optimize-autoloader --no-interaction
  become: yes
  become_user: deployer

- name: Run migrations.
  shell: cd {{app_current_release_dir}}; php {{app_console}} migrations:migrate -n
  become: yes
  become_user: deployer

- name: Create symlink for release.
  file: state=link src="{{app_current_release_dir}}" path="{{app_project_root}}/current"
  become: yes
  become_user: deployer

- name: Cleanup releases.
  shell: "cd {{app_project_root}}/releases && ls -t1 | tail -n +$((4)) | xargs -n1 rm -rf" # only keeps latest 3
  notify:
    - restart fpm