partition_lvm_resize.yml

---
- name: Extend partition and resize physical volume
  hosts: "{{ rhel_inventory_group | default(omit) }}"
  strategy: free
  gather_facts: true
  become: true
  vars:
    perform_resize: false
  tasks:
    - name: "Read {{ full_storage_device_name }} storage device information (always use unit when probing)"
      community.general.parted:
        device: "{{ full_storage_device_name }}"
        unit: MiB
      register: storage_device_info

    - name: "{{ full_storage_device_name }} device information"
      ansible.builtin.debug:
        var: storage_device_info

    - name: "Calculate total partition usage on {{ full_storage_device_name }}"
      ansible.builtin.set_fact:
        total_partitions_size: "{{ total_partitions_size | default(0) | int + item.size | int }}"
      loop: "{{ storage_device_info.partitions }}"
      loop_control:
        label: "{{ item.num }}"

    - name: "Validate total partition usage on {{ full_storage_device_name }} is less than total device size"
      ansible.builtin.assert:
        that:
          - 'total_partitions_size | int + 1 < storage_device_info.disk.size'
        fail_msg: Total partition usage on {{ full_storage_device_name }} equals total size of the device.
        success_msg: Total partition usage on {{ full_storage_device_name }} is less than total size of the device.

    - name: Extend existing partition to fill all available space on device
      ansible.builtin.command: >-
        growpart {{ full_storage_device_name }} {{ storage_device_info.partitions | length }}
      when: perform_resize
      register: growpart_output

    - name: Resize physical volume to utilize all available space
      ansible.builtin.command: >-
        pvresize {{ full_storage_device_name }}p{{ storage_device_info.partitions | length }}
      when:
        - '"CHANGED" in growpart_output.stdout'
        - perform_resize
      register: pvresize_output

    - name: Validate partition and physical volume resized
      ansible.builtin.assert:
        that:
          - 'full_storage_device_name ~ "p" ~ storage_device_info.partitions | length in pvresize_output.stdout'
          - '"changed" in pvresize_output.stdout'
        fail_msg: Failed to resize {{ full_storage_device_name }} partition {{ storage_device_info.partitions | length }} and physical volume {{ full_storage_device_name }}p{{ storage_device_info.partitions | length }}.
        success_msg: Resized {{ full_storage_device_name }} partition {{ storage_device_info.partitions | length }} and physical volume {{ full_storage_device_name }}p{{ storage_device_info.partitions | length }}.
...