---
# tasks file for mastodon upgrade

- name: Dump database to a file with compression
  postgresql_db:
    name: "{{ service }}_production"
    state: dump
    target: "~/{{ service }}_production.sql.gz"
  become_user: postgres

- name: Checkout (git)
  git:
    repo: "{{ git_url }}"
    dest: "~/mastodon/"
    version: "{{ git_version | default(omit) }}"
    #force: yes
    update: yes
  become_user: "{{ service }}"

- block:
  - name: Install bundler
    shell: ". ~/.profile && gem install bundler --no-document"
    args:
      chdir: "~/mastodon"
      executable: /bin/bash # fails with /bin/sh
  - name: Install gem dependencies
    shell: ". ~/.profile && bundle install --deployment --without development test -j{{ ansible_processor_count }}"
    args:
      chdir: "~/mastodon"
      executable: /bin/bash # fails with /bin/sh
  - name: Install javascript dependencies
    shell: ". ~/.profile && yarn install --pure-lockfile"
    args:
      chdir: "~/mastodon"
      executable: /bin/bash # fails with /bin/sh
  - name: Run database migrations, skipping post-deployment
    shell: ". ~/.profile && SKIP_POST_DEPLOYMENT_MIGRATIONS=true RAILS_ENV=production bundle exec rails db:migrate"
    args:
      chdir: "~/mastodon"
      executable: /bin/bash # fails with /bin/sh
  - name: Precompile assets
    shell: ". ~/.profile && RAILS_ENV=production bundle exec rails assets:precompile"
    args:
      chdir: "~/mastodon"
      executable: /bin/bash # fails with /bin/sh
  - name: Adjust permissions of files in public folder
    file:
      path: "~/mastodon/public"
      state: directory
      mode: 'o=rX'
      recurse: true
  become_user: "{{ service }}"

- name: Restart services
  service:
    name: "{{ service }}.target"
    state: restarted

- name: Run database migrations, this time including post-deployment
  shell: ". ~/.profile && SKIP_POST_DEPLOYMENT_MIGRATIONS=true RAILS_ENV=production bundle exec rails db:migrate"
  args:
    chdir: "~/mastodon"
    executable: /bin/bash # fails with /bin/sh
  become_user: "{{ service }}"

- name: Restart services
  service:
    name: "{{ service }}.target"
    state: restarted

- name: Define variable to skip next task by default
  set_fact:
    keep_db_dump: true

- name: Remove database dump
  file:
    path: "~/{{ service }}_production.sql.gz"
    state: absent
  become_user: postgres
  when: keep_db_dump is undefined
  tags: clean

- name: Reload nginx conf
  service:
    name: nginx
    state: reloaded