---
# Copyright 2016, Rackspace US, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

- name: Clone the role ansible-role-requirements
  hosts: localhost
  connection: local
  user: root
  gather_facts: false
  tasks:
    - name: Gather minimal facts
      ansible.builtin.setup:
        gather_subset: '!all'

    - name: Find the git version
      ansible.builtin.command:
        cmd: "git --version"
      register: _git_version
      changed_when: false
      tags:
        - skip_ansible_lint

    - name: Set the git user agent for the deploy host
      community.general.git_config:
        scope: system
        name: http.https://opendev.org/.userAgent
        value: "{{ 'git/' ~ _git_version.stdout.split(' ')[2] ~ ' (osa/' ~ lookup('env', 'CURRENT_OSA_VERSION') ~ '/deploy)' }}"

    - name: Generate a list of roles to clone
      vars:
        _default_roles: "{{ required_roles | rejectattr('name', 'in', user_roles | map(attribute='name')) }}"
        _user_roles_filtered: "{{ user_roles | rejectattr('src', 'undefined') }}"
        _role_list: "{{ _default_roles + _user_roles_filtered }}"
      ansible.builtin.set_fact:
        clone_roles: "{{ _role_list | selectattr('scm', 'undefined') + _role_list | selectattr('scm', 'eq', 'git') }}"

    - name: Remove target directory if required
      ansible.builtin.file:
        path: "{{ item.path | default(role_path_default) }}/{{ item.name | default(item.src | basename) }}"
        state: absent
      when:
        - ((item.path | default(role_path_default) ~ '/' ~ item.name | default(item.src | basename) ~ '/.git') is not directory) or
          (lookup('env', 'DROP_ROLE_DIRS') | bool is true)
      with_items: "{{ clone_roles }}"

    - name: Ensure the default roles directory exists
      ansible.builtin.file:
        path: "{{ role_path_default }}"
        state: directory
        mode: "0755"

    - name: Clone git repos
      block:
        - name: Clone git repos (parallel)
          openstack.osa.git_requirements:
            default_path: "{{ role_path_default }}"
            default_depth: "{{ role_clone_default_depth }}"
            default_version: "master"
            repo_info: "{{ clone_roles }}"
            retries: "{{ git_clone_retries }}"
            delay: "{{ git_clone_retry_delay }}"
            force: true
            core_multiplier: 4
      rescue:
        - name: Clone git repos (with git)
          ansible.builtin.git:
            repo: "{{ item.src }}"
            dest: "{{ item.path | default(role_path_default) }}/{{ item.name | default(item.src | basename) }}"
            version: "{{ item.version | default('master') }}"
            refspec: "{{ item.refspec | default(omit) }}"
            depth: "{{ item.depth | default(role_clone_default_depth | default(omit)) }}"
            update: true
            force: true
          with_items: "{{ clone_roles }}"
          register: git_clone
          until: git_clone is success
          retries: "{{ git_clone_retries }}"
          delay: "{{ git_clone_retry_delay }}"

  vars:
    ansible_python_interpreter: "/opt/ansible-runtime/bin/python"
    config_dir: "{{ lookup('env', 'OSA_CONFIG_DIR') | default('/etc/openstack_deploy', true) }}"
    required_roles: "{{ lookup('file', role_file) | from_yaml }}"
    role_file: "{{ playbook_dir }}/../ansible-role-requirements.yml"
    role_path_default: '/etc/ansible/roles'
    user_roles: "{{ lookup('file', user_role_path, errors='ignore') | default([], true) | from_yaml }}"
    user_role_path: "{{ config_dir ~ '/' ~ (user_role_file | default('')) }}"
    git_clone_retries: 2
    git_clone_retry_delay: 5
    role_clone_default_depth: 20