- name: Create git parent dirs
  file:
    path: "{{ git_cache_root }}/{{ zj_project.canonical_name | dirname }}"
    state: directory
  with_items: "{{ zuul.projects.values() | list }}"
  loop_control:
    loop_var: zj_project

- name: Copy git repos to {{ git_cache_root }}
  command: cp -r "{{ ansible_user_dir }}/{{ zj_project.src_dir }}/.git"
    "{{ git_cache_root }}/{{ zj_project.canonical_name }}"
  with_items: "{{ zuul.projects.values() | list }}"
  loop_control:
    loop_var: zj_project

- name: Mark repos as bare
  command: git config --bool core.bare true
  args:
    chdir: "{{ git_cache_root }}/{{ zj_project.canonical_name }}"
  with_items: "{{ zuul.projects.values() | list }}"
  loop_control:
    loop_var: zj_project
  # We don't want git module foo, just set a config value.
  tags:
    - skip_ansible_lint

- name: Run git garbage collection
  command: git gc --prune=now --aggressive
  args:
    chdir: "{{ git_cache_root }}/{{ zj_project.canonical_name }}"
  with_items: "{{ zuul.projects.values() | list }}"
  loop_control:
    loop_var: zj_project
  # The ansible git module doesn't support garbage collection.
  tags:
    - skip_ansible_lint

- name: Set git_cache_file variable
  set_fact:
    git_cache_file: "{{ git_cache_root }}/repos.tar.gz"

- name: Create repos tarball
  shell: |
    tar -czf "{{ git_cache_file }}" *
  args:
    chdir: "{{ git_cache_root }}"
  # Ansible lint wants we should use the unarchive module but we want the other
  # way round.
  tags:
    - skip_ansible_lint