---
# 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
  tasks:
    - name: Remove target directory if required
      shell: |
        if [[ ! -d "{{ item.path | default(role_path_default) }}/{{ item.name | default(item.src | basename) }}/.git" ]]; then
          rm -rf "{{ item.path | default(role_path_default) }}/{{ item.name | default(item.src | basename) }}"
        fi
      args:
        executable: /bin/bash
      when:
        - item.scm == "git" or item.scm is undefined
      with_items: "{{ roles }}"
    - name: Clone git repos
      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) }}"
        update: true
        force: true
      when:
        - item.scm == "git" or item.scm is undefined
      with_items: "{{ roles }}"
      register: git_clone
      until: git_clone | success
      retries: "{{ git_clone_retries }}"
      delay: "{{ git_clone_retry_delay }}"
  vars:
    roles: "{{ lookup('file', role_file) | from_yaml }}"
    role_file: '../ansible-role-requirements.yml'
    role_path_default: '/etc/ansible/roles'
    git_clone_retries: 2
    git_clone_retry_delay: 5