---
- name: Create VG and LVOL for shrink_lv testing
  hosts: all
  become: true
  gather_facts: true


  vars:
    __part_size: 20GB
    __partition_devices:
      - /dev/vdb
      - /dev/vdc
      - /dev/vdd
      - /dev/vde
      - /dev/vdf
      - /dev/vdg
      - /dev/vdh
      - /dev/vdi
      - /dev/vdj
      - /dev/vdk
      - /dev/vdl
      - /dev/vdm
      - /dev/vdn
      - /dev/vdo
      - /dev/vdp
      - /dev/sdb
      - /dev/sdc
      - /dev/sdd
      - /dev/sde
      - /dev/sdf
      - /dev/sdg
      - /dev/sdh
      - /dev/sdi
      - /dev/sdj
      - /dev/sdk
      - /dev/sdl
      - /dev/sdm
      - /dev/sdn
      - /dev/sdo
      - /dev/sdp

    __vg_name   : test-vg
    __lv_name   : test-lv
    __lv_size   : 18g
    __lv_mount  : "/data/{{ __lv_name }}"
    __lv_fstype : ext4


  tasks:
    - name: Debug __partition_devices
      ansible.builtin.debug:
        msg:
          - "{{ __partition_devices }}"
          - "{{ __partition_devices | join(',') }}"
          - "{{ __partition_devices | \
                map('regex_replace', '(?P<device>sd.*)', '\\g<device>' + '1', multiline=True) }}"
        verbosity: 1


    - name: Install LVM2
      ansible.builtin.package:
        name  : lvm2
        state : present


    - name: Debug __partition_devices
      ansible.builtin.debug:
        msg: "{{ item }}1 :: {{ item | split('/') | last }}"
        verbosity: 1
      loop: "{{ __partition_devices }}"


    - name: Create partitions on all drives
      community.general.parted:
        device   : "{{ item }}"
        number   : 1
        flags    : ['lvm']
        state    : present
        part_end : "{{ __part_size }}"
      loop: "{{ __partition_devices }}"


    - name: Create VGs on LVM devices
      community.general.lvg:
        vg  : "{{ __vg_name }}-{{ item | split('/') | last }}"
        pvs : "{{ item }}1"
      loop: "{{ __partition_devices }}"


    - name: Create LV
      community.general.lvol:
        vg    : "{{ __vg_name }}-{{ item | split('/') | last }}"
        lv    : "{{ __lv_name }}-{{ item | split('/') | last }}"
        size  : "{{ __lv_size }}"
        force : true
      loop: "{{ __partition_devices }}"


    - name: Create lvol mount point
      ansible.builtin.file:
        path  : "{{ __lv_mount }}-{{ item | split('/') | last }}"
        state : directory
        mode  : "0755"
      loop: "{{ __partition_devices }}"


    - name: Create filesystems
      community.general.filesystem:
        dev    : "/dev/{{ __vg_name }}-{{ item | split('/') | last }}/{{ __lv_name }}-{{ item | split('/') | last }}"
        fstype : "{{ __lv_fstype }}"
      loop: "{{ __partition_devices }}"


    - name: Mount data
      ansible.posix.mount:
        path   : "{{ __lv_mount }}-{{ item | split('/') | last }}"
        src    : "/dev/{{ __vg_name }}-{{ item | split('/') | last }}/{{ __lv_name }}-{{ item | split('/') | last }}"
        fstype : "{{ __lv_fstype }}"
        state  : mounted
      loop: "{{ __partition_devices }}"


...