---
# This dynamically configures a unique offset for this peer
- name: Set offset
  set_fact:
    offset: "{{ bridge_address_offset | int + 1 + groups['peers'].index(inventory_hostname) }}"

- name: Add additional vni offset
  set_fact:
    vni: "{{ offset | int + bridge_vni_offset | int }}"

# To make things more readable in the following tasks
- name: Set ip address when the node private IP looks empty
  set_fact:
    nodepool_ip: "{{ nodepool.public_ipv4 }}"
  when: not (nodepool.private_ipv4 | ipv4)

- name: Set ip address when the node private IP was not defined
  set_fact:
    nodepool_ip: |
      {{ nodepool.private_ipv4 | default(nodepool.public_ipv4) }}
  when: nodepool_ip is not defined

- name: Select the switch from group and the private ip
  set_fact:
    switch: "{{ groups['switch'][0] }}"
    switch_private_ip: "{{ hostvars[groups['switch'][0]].nodepool.private_ipv4 }}"

- name: Alias the primary node private IP, if it looks empty
  set_fact:
    switch_ip: "{{ hostvars[switch].nodepool.public_ipv4 }}"
  when: not (switch_private_ip | ipv4)

- name: Alias the primary node private IP, if it was not defined
  set_fact:
    switch_ip: "{{ switch_private_ip | default(hostvars[switch].nodepool.public_ipv4) }}"
  when: switch_ip is not defined

- name: Add port to bridge on switch node
  become: yes
  command: >-
    ovs-vsctl --may-exist add-port {{ bridge_name }}
    {{ bridge_name }}_{{ nodepool_ip }}
    -- set interface {{ bridge_name }}_{{ nodepool_ip }}
    type=vxlan options:remote_ip={{ nodepool_ip }} options:key={{ vni }}
    options:local_ip={{ switch_ip }}
  delegate_to: "{{ switch }}"

- name: Create bridge on peer node
  become: yes
  openvswitch_bridge:
    bridge: "{{ bridge_name }}"

- name: Set MTU on peer node bridge
  become: yes
  command: ip link set mtu {{ bridge_mtu }} dev {{ bridge_name }}

- name: Add port to bridge on peer node
  become: yes
  command: >-
    ovs-vsctl --may-exist add-port {{ bridge_name }}
    {{ bridge_name }}_{{ switch_ip }}
    -- set interface {{ bridge_name }}_{{ switch_ip }}
    type=vxlan options:remote_ip={{ switch_ip }} options:key={{ vni }}
    options:local_ip={{ nodepool_ip }}

- when: bridge_configure_address
  block:
    - name: Verify if the bridge address is set
      shell: ip addr show dev {{ bridge_name }} | grep -q {{ bridge_address_prefix }}.{{ offset }}/{{ bridge_address_subnet }}
      environment:
        PATH: '{{ ansible_env.PATH }}:/bin:/sbin:/usr/sbin'
      register: ip_addr_var
      failed_when: False
      changed_when: False

    - name: Set the bridge address
      become: yes
      command: ip addr add {{ bridge_address_prefix }}.{{ offset }}/{{ bridge_address_subnet }} dev {{ bridge_name }}
      environment:
        PATH: '{{ ansible_env.PATH }}:/bin:/sbin:/usr/sbin'
      when: ip_addr_var.rc == 1

- name: Bring subnode bridge interface up
  become: yes
  command: ip link set dev {{ bridge_name }} up