---
- name: Check disk space
  hosts: "all"

  tasks:
    - name: Check disk space available
      ansible.builtin.shell:
        cmd: |
          set -euo pipefail
          df -Ph / | awk 'NR==2 {print $5}'
        executable: /bin/bash
      changed_when: false
      check_mode: false
      register: disk_usage

    - name: Diskspace is over 80%
      ansible.builtin.debug:
        msg: "Disk is over 80%"
      when: disk_usage.stdout[:-1]|int>80

    - name: Posting
      ntfy:  
        msg:  '{"content": "Disk space on {{ inventory_hostname }} is above 80%!"}'
        topic: "admin-alerts"
        attrs:
          priority: 4
          actions:
            - action: view
              label: "Open Mastodon"
              url: "ntfy.ki5bhv.com/server"
      when: disk_usage.stdout[:-1]|int>80