---
# Copyright 2020 Red Hat, Inc.
# All Rights Reserved.
#
# 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: Ensure /var/lib/tripleo-config directory exists
  become: true
  file:
    path: /var/lib/tripleo-config
    state: directory
    setype: container_file_t
    selevel: s0

- name: Check for previous run of NetworkConfig
  become: true
  stat:
    path: /var/lib/tripleo-config/os-net-config.returncode
  register: os_net_config_returncode_stat

- name: Check result of previous run of NetworkConfig
  become: true
  slurp:
    path: /var/lib/tripleo-config/os-net-config.returncode
  when: os_net_config_returncode_stat.stat.exists
  register: os_net_config_returncode_slurp

- name: NetworkConfig
  become: true
  block:
    - name: Create /etc/os-net-config directory
      become: true
      file:
        path: /etc/os-net-config
        state: directory
        recurse: true

    - name: Create os-net-config mappings from lookup data
      tripleo_os_net_config_mappings:
        net_config_data_lookup:
          "{{ tripleo_network_config_os_net_config_mappings }}"
      when: not ansible_check_mode|bool
      register: os_net_config_mappings_result

    - name: Write os-net-config mappings file /etc/os-net-config/mapping.yaml
      copy:
        content: "{{ os_net_config_mappings_result.mapping | to_nice_yaml }}"
        dest: /etc/os-net-config/mapping.yaml
      when: os_net_config_mappings_result.changed|bool

    - name: Manage NetworkConfig with tripleo_os_net_config module
      block:
        - name: Remove /var/lib/tripleo-config/scripts directory
          file:
            path: /var/lib/tripleo-config/scripts
            state: absent

        - name: Run NetworkConfig with tripleo_os_net_config
          include_tasks: os_net_config.yml

    - name: Write rc of NetworkConfig script
      copy:
        content: "{{ NetworkConfig_result.rc }}"
        dest: /var/lib/tripleo-config/os-net-config.returncode
      when:
        - NetworkConfig_result.rc is defined

    # os-net-config currently relies on the legacy network
    # so we need to ensure it's enabled on boot. This should
    # be removed when we switch to NetworkManager or replaced
    # with something that ensures NetworkManager is enabled.
    - name: Ensure network service is enabled
      systemd:
        name: network
        enabled: true
        state: started
      when:
        - tripleo_network_config_manage_service
        - not ansible_check_mode|bool

  # The conditions here are when we want to apply the
  # NetworkConfig. They are:
  # - If the stack_action is CREATE
  # - Or UPDATE is in the network_deployment_actions
  # - Or the previous run of NetworkConfig failed.
  # - Or it has never run
  # This will match the prior behavior of when a Heat
  # SoftwareDeployment was used.
  # It also ensures the script does exist as a sine qua non
  # condition
  when:
    - (tripleo_network_config_action == "CREATE") or
      ("UPDATE" in tripleo_network_config_network_deployment_actions) or
      (os_net_config_returncode_stat.stat.exists and
      ((os_net_config_returncode_slurp.content | b64decode | int) != 0)) or
       (not os_net_config_returncode_stat.stat.exists)