---
# 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: Drop lxc net bridge
  template:
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
    owner: "root"
    group: "root"
    mode: "0644"
  with_items: "{{ lxc_cached_network_interfaces }}"
  notify:
    - Bring bridge up
  tags:
    - lxc-files
    - lxc-net
    - lxc-bridge
    - lxc-interfaces

# All Debian installations of LXC use the lxc-net service. This service breaks our network
#  model and needs to be disabled
- name: Disable and stop lxc-net
  service:
    name: lxc-net
    enabled: no
    state: stopped
  when:
    - ansible_os_family == "Debian"
  tags:
    - lxc-net

- name: Mask lxc-net systemd service
  file:
    src: /dev/null
    path: /etc/systemd/system/lxc-net.service
    state: link
  when:
    - ansible_service_mgr == 'systemd'
    - ansible_os_family == "Debian"
  tags:
    - lxc-files
    - lxc-net

# CentOS systems need the lxc-net service for LXC containers to boot with a
# network interface.
- name: Enable the lxc-net service upon reboot (CentOS)
  service:
    name: lxc-net
    enabled: yes
  when:
    - ansible_os_family == 'RedHat'
  tags:
    - lxc-net

# All Debian based systems use the interfaces.d directory for extra network configs
#  this check ensures the needed source line is in the base config file
- name: Ensure networking includes interfaces.d
  lineinfile:
    dest: "/etc/network/interfaces"
    line: "source /etc/network/interfaces.d/*.cfg"
    backup: "yes"
  when:
    - ansible_os_family == "Debian"
  tags:
    - lxc-net
    - lxc-interfaces

- name: Drop lxc net bridge - Debian
  template:
    src: "lxc-net-bridge.cfg.j2"
    dest: "/etc/network/interfaces.d/lxc-net-bridge.cfg"
    owner: "root"
    group: "root"
    mode: "0644"
  when:
    - ansible_os_family == "Debian"
  notify:
    - Restart bridge
  tags:
    - lxc-files
    - lxc-net
    - lxc-bridge

# Check that the container bridge exists, if not bring it up
- name: Check Container Bridge exists
  file:
    state: "file"
    path: "/sys/class/net/{{ lxc_net_bridge }}/bridge/bridge_id"
  register: bridge_check
  failed_when: false
  changed_when: bridge_check.state == 'absent'
  notify:
    - Bring bridge up
  tags:
    - lxc-bridge

# Ensure lxc networks are running as they're supposed to
- meta: flush_handlers