Purges YUM cache to free disk space when var is over 55% utilization

yum-purge-cache.yaml

---
- name: Delete yum cache and run yum check-update
  # Add your hosts accordingly below
  hosts: webserver
  become: yes
  tasks:

    - name: Check /var usage with df command
      shell: |
        df -hT /var | awk '{print $6}' | tail -1 | tr -d '%'
      register: var_usage_output

    - name: Display /var usage information
      debug:
        var: var_usage_output.stdout

    ##-- Block starts --------------------------------------------------------------
    - when: var_usage_output.stdout|int > 55
      block:

      - name: Delete yum cache directory
        file:
          path: /var/cache/yum
          state: absent

      - name: Update YUM cache
        yum:
          name: ''
          update_cache: yes

      - name: Check /var usage with df command
        shell: |
          df -hT /var | awk '{print $6}' | tail -1
        register: var_usage_after_cleanup_output

      - name: Display /var usage information
        debug:
          var: var_usage_after_cleanup_output.stdout
    ##-- block ends ----------------------------------------------------------------