# This playbook lets you safely display systemd logs for failed services
# and then restart it

- hosts: mirrorlist_proxies
  gather_facts: false

  tasks:
    - name: listing failed units
      shell: systemctl list-units --state failed --no-legend | awk  '{ print $1 }'
      register: listing_failed

    - name: check log with journalctl
      shell: journalctl -lru {{ item }} -n 50
      register: display_log
      with_items: "{{ listing_failed.stdout_lines[0:] }}"

    - debug: var=listing_failed.stdout_lines[0:]

    - name: display log
      debug: var=display_log.stdout_lines
      ignore_errors: true
      when: display_log is defined

    - name: restart failed service
      systemd:
        name: "{{ item }}"
        state: restarted
      with_items: "{{ listing_failed.stdout_lines[0:] }}"
      register: restart_service

    - debug: var=restart_service.stdout_lines