# todo - handle cluster scenarii with openntpd (listen & peers as servers)

- name: time sync maintenance routines
  gather_facts: no
  hosts: "{{target}}"
  become: "{{become}}"
  tasks:

  - name: define distro vendor
    ansible.builtin.shell:
      executable: /bin/bash
      cmd: "lsb_release -is 2>/dev/null"
    changed_when: false
    check_mode: false
    register: vendor

  - name: define which ntp package is installed
    ansible.builtin.script:
      cmd: scripts/check-ntp-package
    changed_when: false
    check_mode: false
    register: ntp
    # run for any distro vendor
    # enable the failure if you consider ntp to be mandatory
    failed_when: false

  #- debug: var={{ntp.stdout}}

  ### ntp

  - name: setup legacy ntp
    ansible.builtin.template:
      src: "templates/ntp.conf.j2"
      dest: "/etc/ntp.conf"
    notify: restart ntp
    diff: true
    when: ntp.stdout|trim == 'ntp'

  - name: tune legacy ntp runtime
    ansible.builtin.copy:
      src: "templates/default_ntp"
      dest: "/etc/default/ntp"
    notify: restart ntp
    diff: true
    when: ntp.stdout|trim == 'ntp'

  ### openntpd

  - name: setup openntpd on debian/ubuntu
    ansible.builtin.template:
      src: "templates/openntpd.conf.j2"
      dest: "/etc/openntpd/ntpd.conf"
    notify: restart openntpd
    diff: true
    when: >
      ( ntp.stdout|trim == 'openntpd' or
        ntp.stdout|trim == '/usr/local/sbin/ntpd' ) and
      ( vendor.stdout == 'Debian' or
        vendor.stdout == 'Ubuntu' )

  - name: setup openntpd on slackware
    ansible.builtin.template:
      src: "templates/openntpd.conf.j2"
      # todo - that's the path used from source, not necessarily for sbo package and such
      dest: "/etc/openntpd.conf"
    notify: restart openntpd
    diff: true
    when: >
      ( ntp.stdout|trim == 'openntpd' or
        ntp.stdout|trim == '/usr/local/sbin/ntpd' ) and
      vendor.stdout == 'slackware'

  - name: tune openntpd runtime on debian/ubuntu
    ansible.builtin.copy:
      src: "templates/default_openntpd"
      dest: "/etc/default/openntpd"
    notify: restart openntpd
    diff: true
    when: ntp.stdout|trim == 'openntpd'

  # todo - tune openntpd runtime on slackware

  - name: tune systemd-timesyncd runtime
    ansible.builtin.template:
      src: "templates/timesyncd.conf.j2"
      dest: "/etc/systemd/timesyncd.conf"
    notify: restart systemd-timesyncd
    diff: true
    when: ntp.stdout|trim == 'systemd-timesyncd'

  handlers:

  - name: restart ntp
    ansible.builtin.shell:
      executable: /bin/bash
      # todo restart script
      cmd: "[[ -x /lib/systemd/systemd ]] && systemctl restart ntp.service || /root/RESTART-NTP"

  - name: restart openntpd
    ansible.builtin.shell:
      executable: /bin/bash
      # todo restart script
      cmd: "[[ -x /lib/systemd/systemd ]] && systemctl restart openntpd.service || /root/RESTART-OPENNTPD"

  - name: restart systemd-timesyncd
    ansible.builtin.shell:
      executable: /bin/bash
      cmd: "systemctl restart systemd-timesyncd.service"