- name: system logs
  gather_facts: no
  hosts: "{{target}}"
  become: "{{become}}"
  tasks:

  # make sure system is supported by the current playbook
  - assert:
      that: >
        system == 'debian' or
        system == 'redhat' or
        system == 'freebsd' or
        system == 'slackware'

  # compared to ansible.builtin.service,
  # this task has the advantage of going through package names that don't exist
  # namely removing inetutils-syslogd on redhat wouldn't bring an error
  - name: systemd - remove system log daemons
    ansible.builtin.package:
      name:
      - inetutils-syslogd
      - rsyslog
      state: absent
    diff: true
    when: system == 'debian' or system == 'redhat'
    notify: restart journald

  - name: systemd - system log daemon is down
    ansible.builtin.shell:
      executable: /bin/bash
      cmd: pgrep -a syslog || true
    register: check_syslog
    changed_when: check_syslog.stdout != ''
    check_mode: false
    when: system == 'debian' or system == 'redhat'
    notify: restart journald

  - debug: var=check_syslog.stdout
    when: check_syslog.stdout != ''
    changed_when: check_syslog.stdout != ''
  - debug: var=check_syslog.stderr
    when: check_syslog.stderr != ''
    changed_when: check_syslog.stderr != ''

  - name: systemd - journald is up
    ansible.builtin.service:
      name: "{{item}}"
      enabled: true
      state: started
    with_items:
    - systemd-journald-dev-log.socket
    - systemd-journald.service
    diff: true
    when: system == 'debian' or system == 'redhat'

  - name: bsd/sysv - system log daemon is up
    ansible.builtin.shell:
      executable: /bin/bash
      cmd: |
        set -e
        [[ {{system}} = freebsd ]] && pgrep -l syslogd || true
        [[ {{system}} = slackware ]] && pgrep -a syslogd || true
    changed_when: false
    check_mode: false
    when: system == 'freebsd' or system == 'slackware'

  handlers:

  - name: restart systemd-journald-dev-log.socket
    ansible.builtin.shell:
      executable: /bin/bash
      cmd: systemctl restart systemd-journald-dev-log.socket
    failed_when: false
    listen: restart journald

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