disk.yml

---

- hosts: localhost
  gather_facts: false
  serial: 1
  vars:
    disk_usage_limit: 90
  tasks:

  - name: Getting All Disk Status
    shell: '/bin/df -h | tail -n +2 | grep -vE "^Filesystem|tmpfs|devtmpfs" | sed s/%//g | awk "{ if(\$5 > {{ disk_usage_limit }}) print \$0 ;}"'
    register: disk_status

  - name: Sending Notifications to Channel
    debug:
      msg: "{{ disk_status.stdout }}"
    when:
      - disk_status.stdout != ''

# alternate method to find status
#df -lh -a "/home" | grep -vE "^Filesystem|tmpfs|devtmpfs" | awk '{ print $5 }' | cut -d'%' -f1"

# Todo
# 1. Remove above shell command with ansible facts {{ ansible_mounts }}
# 2. test on multiple systems
# 3. use below command to find largest files
# find -type f -exec du -Sh {} + | sort -rh | head -n 5