# 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: Include test variables.
  include_vars:
    file: vars.yaml
- name: install libvirt
  include_role:
    name: libvirt-install
- name: create networks
  include_role:
    name: libvirt-network
  with_items: "{{ libvirt_networks }}"
  loop_control:
    loop_var: libvirt_network
  vars:
    network_action: "{{ libvirt_network.network_action }}"
- name: install required packages
  apt:
    name:
      - bridge-utils
    state: present
  become: true
- name: gather network info
  virt_net:
    command: info
  register: libvirt_networks_info

- name: debug network list
  debug:
    var: libvirt_networks_info

- name: check if network is present
  assert:
    that:
      - "'oob-net' in libvirt_networks_info.networks"
      - "'provision-network' in libvirt_networks_info.networks"

## this is needed because dashes '-', are not proccessed in expected way to ansible
- name: Assign networks to separate variables
  set_fact:
    oob_net: "{{ libvirt_networks_info.networks['oob-net'] }}"
    provision_network: "{{ libvirt_networks_info.networks['provision-network'] }}"

- name: Verify oob network is in correct state
  assert:
    that:
      - "oob_net.autostart == 'no'"
      - "oob_net.bridge == 'oob-net'"
      - "oob_net.state == 'active'"

- name: register ip address of the oob-net interface
  command: ip -4 a show dev oob-net
  register: oob_net_device
  changed_when: false

- name: debug oob-net interface
  debug:
    var: oob_net_device.stdout

- name: verify oob-net bridge has correct address
  assert:
    that: "'10.23.22.1/24' in oob_net_device.stdout"

- name: Verify provision-network is in correct state
  assert:
    that:
      - "provision_network.autostart == 'yes'"
      - "provision_network.bridge == 'prov-net-br'"
      - "provision_network.state == 'active'"
      - "provision_network.forward_mode == 'nat'"

- name: register ip address of the oob-net interface
  command: ip -4 a show dev prov-net-br
  register: prov_net_br_device
  changed_when: false

- name: debug prov-net-br interface
  debug:
    var: prov_net_br_device.stdout

- name: verify provision-network bridge has correct address
  assert:
    that: "'172.22.0.1/24' in prov_net_br_device.stdout"

- name: Create virtual ethernet interface
  command: ip link add name air02 type veth peer name air01
  become: true
  changed_when:
    - "create_veth_command.rc != 2"
    - "'RTNETLINK answers: File exists' not in (create_veth_command.stderr | default(''))"
  register: create_veth_command
  failed_when:
    - "create_veth_command.rc != 0"
    - "'RTNETLINK answers: File exists' not in (create_veth_command.stderr | default(''))"
- name: set interface up
  become: true
  command: ip link set up dev air02
  # This makes task never report to be changed, it is a workaround
  # because if device is already up there is no command output or different RC
  changed_when: false

- name: set interface up
  become: true
  command: ip link set up dev air01
  # This makes task never report to be changed, it is a workaround
  # because if device is already up there is no command output or different RC
  changed_when: false

- name: set interface already in bridge variable
  set_fact:
    already_in_bridge: device air02 is already a member of a bridge; can't enslave it to bridge oob-net.

- name: Add interface to libvirt managed linux bridge with dhcp
  become: true
  command: brctl addif oob-net air02
  changed_when:
    - add_if_command.rc != 1
    - already_in_bridge not in (add_if_command.stderr | default(''))
  failed_when:
    - add_if_command.rc != 0
    - already_in_bridge not in add_if_command.stderr | default('')
  register: add_if_command

- name: send dhcp request over the interface
  become: true
  command: timeout 20s dhclient air01
  changed_when: false

- name: register ip address of the air01 interface
  command: ip -4 a show dev air01
  register: air01_device
  changed_when: false

## this simple test checks if ip address is present in interface description
## TODO filter out the address, derive subnet and compare to expected subnet
- name: verify air02 interface has address in correct network
  assert:
    that:
      - "'10.23.22.' in air01_device.stdout"