- name: setup ipv6
  gather_facts: no
  hosts: "{{target}}"
  become: "{{ become_var | default(false) }}"
  tasks:

  - name: workstation has ip6
    delegate_to: localhost
    run_once: true
    become: true
    shell:
      executable: /bin/bash
      cmd: |
        set -e
        if [[ {{ansible_check_mode}} = True ]]; then
          ifconfig kvmbr0 | grep inet6 | grep -v fe80 || echo WILL ADD IP6 DURING PLAY
        else
          ifconfig kvmbr0 | grep inet6 | grep -v fe80 || ip addr add baaf::baaf:1/112 dev kvmbr0 && echo done
        fi
    changed_when: false
    check_mode: false
    register: output

  - debug: var=output.stdout

  - debug: var=type
    run_once: true

  - name: interfaces
    copy:
      src: "interfaces.{{type}}.{{inventory_hostname_short}}"
      dest: /etc/network/interfaces
    notify: reboot required

  - name: sysctl.conf (natgw)
    copy:
      src: sysctl.conf
      dest: /etc/sysctl.conf
    when: natgw is defined
    notify: reload kernel parms

  - name: nftables.conf (natgw)
    copy:
      src: "nftables.{{type}}.conf"
      dest: /etc/nftables.conf
    when: natgw is defined
    notify: load nftables

  - name: nftables up and enabled (natgw)
    systemd:
      name: nftables
      state: started
      enabled: true
    when: natgw is defined

  - name: workstation reaches ip6 network within
    delegate_to: localhost
    run_once: true
    become: true
    shell:
      executable: /bin/bash
      cmd: |
        set -e
        if [[ {{ansible_check_mode}} = True ]]; then
          netstat -6rn | grep ^beef::beef || echo WILL ADD ROUTE DURING PLAY
        else
          netstat -6rn | grep ^beef::beef || ip route add beef::beef:0/122 via baaf::baaf:21 && echo done
        fi
    changed_when: false
    check_mode: false
    register: output
    when: type == 'nat4400'

  - debug: var=output.stdout
    when: type == 'nat4400'

  handlers:

  - name: reboot required
    debug: msg="reboot required debug exit {{0/0}}"

  - name: reload kernel parms
    command: sysctl -p

  - name: load nftables
    command: nft -f /etc/nftables.conf