---
# Copyright 2014, 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: Run the apt package pinning role
  include_role:
    name: apt_package_pinning
    private: true
  vars:
    apt_package_pinning_file_name: "rabbitmq.pref"
    apt_package_pinning_priority: 999
    apt_pinned_packages:
      - package: "*"
        release: "Erlang Solutions Ltd."
      - package: "erlang*"
        version: "{{ rabbitmq_erlang_version_spec }}"
        priority: 1000

- block:
    - name: Add rabbitmq apt-keys
      apt_key:
        id: "{{ item.hash_id }}"
        keyserver: "{{ item.keyserver | default(omit) }}"
        data: "{{ item.data | default(omit) }}"
        url: "{{ item.url | default(omit) }}"
        state: "present"
      register: add_keys
      until: add_keys is success
      retries: 5
      delay: 2
      with_items: "{{ rabbitmq_gpg_keys }}"
      tags:
        - rabbitmq-apt-keys

  rescue:
    - name: Add rabbitmq apt-keys using fallback keyserver
      apt_key:
        id: "{{ item.hash_id }}"
        keyserver: "{{ item.fallback_keyserver | default(omit) }}"
        url: "{{ item.fallback_url | default(omit) }}"
        state: "present"
      register: add_keys_fallback
      until: add_keys_fallback is success
      retries: 5
      delay: 2
      with_items: "{{ rabbitmq_gpg_keys }}"
      when:
        - (item.fallback_keyserver is defined or item.fallback_url is defined)
      tags:
        - rabbitmq-apt-keys

# When updating the cache in the apt_repository
# task, and the update fails, a retry does not
# detect a change the second attempt and therefore
# does not update the cache, resulting in a changed
# repo config, but no updated cache. To work around
# this bug we implement the change of repo config
# and the cache update as two seperate tasks.
- name: Add rabbitmq repo
  apt_repository:
    repo: "{{ rabbitmq_repo.repo }}"
    state: "{{ rabbitmq_repo.state }}"
    filename: "{{ rabbitmq_repo.filename | default(omit) }}"
    update_cache: no
  register: add_rabbitmq_repos
  when:
    - rabbitmq_install_method == 'external_repo'
  tags:
    - rabbitmq-repos

# When updating the cache in the apt_repository
# task, and the update fails, a retry does not
# detect a change the second attempt and therefore
# does not update the cache, resulting in a changed
# repo config, but no updated cache. To work around
# this bug we implement the change of repo config
# and the cache update as two seperate tasks.
- name: Add erlang repo
  apt_repository:
    repo: "{{ rabbitmq_erlang_repo.repo }}"
    state: "{{ rabbitmq_erlang_repo.state }}"
    filename: "{{ rabbitmq_erlang_repo.filename | default(omit) }}"
    update_cache: no
  register: add_erlang_repos
  tags:
    - rabbitmq-repos

# Due to our Ansible strategy, a skipped task does not
# have a dictionary result, so we have to cater to the
# situation where either of the apt_repository tasks
# may not have the results dict in the register. As
# such we validate that the register is a mapping (dict).
- name: Update Apt cache
  apt:
    update_cache: yes
  when:
    - (add_rabbitmq_repos is mapping and add_rabbitmq_repos | changed) or
      (add_erlang_repos is mapping and add_erlang_repos | changed)
  register: update_apt_cache
  until: update_apt_cache is success
  retries: 5
  delay: 2
  tags:
    - rabbitmq-repos

- name: Install RabbitMQ package dependencies
  apt:
    pkg: "{{ rabbitmq_dependencies | deprecated(rabbitmq_apt_packages, 'rabbitmq_apt_packages', 'rabbitmq_dependencies', 'Ocata') }}"
    state: "{{ rabbitmq_package_state }}"
    update_cache: yes
    cache_valid_time: "{{ cache_timeout }}"
  register: install_packages
  until: install_packages is success
  retries: 5
  delay: 2
  tags:
    - rabbitmq-apt-packages

- name: Install the RabbitMQ package deb
  apt:
    deb: "{{ rabbitmq_package_path }}"
  register: install_rabbitmq
  when:
    - rabbitmq_install_method == 'file'
  tags:
    - rabbitmq-package-deb
    - rabbitmq-apt-packages

- name: Install RabbitMQ packages
  package:
    name: "{{ rabbitmq_distro_packages }}"
    state: "{{ rabbitmq_package_state }}"
  register: install_packages
  until: install_packages is success
  retries: 5
  delay: 2
  when:
    - rabbitmq_install_method != 'file'
  tags:
    - rabbitmq-apt-packages