---
- name: centos | installing lvm2 and sg3_utils
  package:
    name:
      - lvm2
      - sg3_utils
    state: present
  become: true

- include_tasks: amazon.yml
  when: ansible_facts.system_vendor == 'Amazon EC2'

- name: centos | debug lvg
  debug:
    var: lv
    verbosity: 3
  loop: "{{ lookup('subelements', lvm_groups, 'lvnames', {'skip_missing': True}, wantlist=True) }}"
  loop_control:
    loop_var: lv

- name: centos | install xfs tools
  package:
    name: "xfsprogs"
    state: "present"
  become: true
  loop: "{{ lookup('subelements', lvm_groups, 'lvnames', {'skip_missing': True}, wantlist=True) }}"
  loop_control:
    loop_var: lv
  when:
    - lv.1 is defined
    - lv.1 != "None"
    - lv.1.filesystem is defined
    - lv.1.filesystem == "xfs"
    - lv.1.create is defined
    - lv.1.create|bool

- name: centos | check for scsi adapters
  find:
    paths: "/sys/class/scsi_host"
    file_type: any
  become: true
  register: scsi_adapters

- block:
  - name: centos | installing sg3_utils
    package:
      name: sg3_utils
      state: present
    become: true

  - name: centos | checking for scsi devices
    command: sg_scan
    become: true
    register: scsi_devices
    changed_when: false

  - name: centos | rescanning for new disks
    command: "{{ rescan_scsi_command }}"
    become: true
    changed_when: false
    when: scsi_devices.stdout|length > 0

  - name: centos | rescanning for resized disks
    command: "{{ rescan_scsi_command }} -s"
    become: true
    changed_when: false
    when: scsi_devices.stdout|length > 0

  when: scsi_adapters.matched > 0