create-disk.yml

- name: Setup LVM PV VG
  hosts: docker
  gather_facts: True
  vars:
    ansible_ssh_pass: "{{server_password}}"
    mntp: "/data"
    vgname: "datavg"
    pvname: "/dev/vdb"
    lvname: "datalv"
    vgfree: 100
    size: "+100%FREE"
  tasks:
  - name: pvcreate
    shell: "pvcreate {{pvname}}"
    when: ansible_lvm["pvs"][pvname] is not defined

  - name: Check for "{{vgname}}" VG
    shell: "vgcreate {{vgname}} {{pvname}} && sleep 10"
    when: ansible_lvm["vgs"][vgname] is not defined

  - name: gather facts
    setup:

  - name: Check for VG Size of {{vgfree}}GiB
    fail:
      msg: "{{vg_free_g}} < {{vgfree}}"
    vars:
      vg_free_g: "{{ ansible_facts['lvm']['vgs'][vgname]['free_g'] | int }}"
    when: vg_free_g|int < vgfree|int

  - name: "check lvs"
    shell: "lvs |grep {{vgname}}"
    register: lvs_check
    ignore_errors: true  

  - name: "Create {{vgfree}}GiB LVM on {{vgname}} VG"
    shell: "lvcreate -l {{size}} -n {{lvname}} {{vgname}}"
    when: lvs_check.rc != 0

  - name: Set Filesystem
    filesystem:
      dev: "/dev/{{vgname}}/{{lvname}}"
      fstype: xfs
    when: lvs_check.rc != 0

  - name: Mount LV 
    mount:
      path: "{{mntp}}"
      src: "/dev/{{vgname}}/{{lvname}}"
      fstype: xfs
      state: mounted
    when: lvs_check.rc != 0