---
# =============================================================================
# LVM Configuration Tasks - Configure LVM on Deployed VM
# =============================================================================
# This task file configures LVM on the deployed VM per CLAUDE.md requirements

- name: Wait for cloud-init to complete on VM
  delegate_to: "{{ deploy_linux_vm_ip }}"
  command: cloud-init status --wait
  changed_when: false
  failed_when: false
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Install LVM packages on VM (Debian/Ubuntu)
  delegate_to: "{{ deploy_linux_vm_ip }}"
  apt:
    name:
      - lvm2
      - parted
    state: present
    update_cache: yes
  when: deploy_linux_vm_distro_config.family == "debian"
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Install LVM packages on VM (RHEL)
  delegate_to: "{{ deploy_linux_vm_ip }}"
  dnf:
    name:
      - lvm2
      - parted
    state: present
  when: deploy_linux_vm_distro_config.family == "rhel"
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Create Physical Volume on {{ deploy_linux_vm_lvm_pv_device }}
  delegate_to: "{{ deploy_linux_vm_ip }}"
  command: pvcreate {{ deploy_linux_vm_lvm_pv_device }}
  register: deploy_linux_vm_pvcreate_result
  failed_when: false
  changed_when: deploy_linux_vm_pvcreate_result.rc == 0
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Create Volume Group {{ deploy_linux_vm_lvm_vg_name }}
  delegate_to: "{{ deploy_linux_vm_ip }}"
  lvg:
    vg: "{{ deploy_linux_vm_lvm_vg_name }}"
    pvs: "{{ deploy_linux_vm_lvm_pv_device }}"
    state: present
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Create Logical Volumes
  delegate_to: "{{ deploy_linux_vm_ip }}"
  lvol:
    vg: "{{ deploy_linux_vm_lvm_vg_name }}"
    lv: "{{ item.name }}"
    size: "{{ item.size }}"
    state: present
  loop: "{{ deploy_linux_vm_lvm_volumes }}"
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Create filesystems on logical volumes (non-swap)
  delegate_to: "{{ deploy_linux_vm_ip }}"
  filesystem:
    fstype: "{{ item.fstype }}"
    dev: "/dev/{{ deploy_linux_vm_lvm_vg_name }}/{{ item.name }}"
  loop: "{{ deploy_linux_vm_lvm_volumes }}"
  when: item.fstype != "swap"
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Create swap filesystem
  delegate_to: "{{ deploy_linux_vm_ip }}"
  command: mkswap /dev/{{ deploy_linux_vm_lvm_vg_name }}/{{ item.name }}
  loop: "{{ deploy_linux_vm_lvm_volumes }}"
  when: item.fstype == "swap"
  register: deploy_linux_vm_mkswap_result
  failed_when: false
  changed_when: deploy_linux_vm_mkswap_result.rc == 0
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Create temporary mount points
  delegate_to: "{{ deploy_linux_vm_ip }}"
  file:
    path: "/mnt/{{ item.name | regex_replace('^lv_', '') | regex_replace('_', '-') }}"
    state: directory
    mode: '0755'
  loop: "{{ deploy_linux_vm_lvm_volumes }}"
  when: item.fstype != "swap"
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Mount logical volumes temporarily for data copy
  delegate_to: "{{ deploy_linux_vm_ip }}"
  mount:
    path: "/mnt/{{ item.name | regex_replace('^lv_', '') | regex_replace('_', '-') }}"
    src: "/dev/{{ deploy_linux_vm_lvm_vg_name }}/{{ item.name }}"
    fstype: "{{ item.fstype }}"
    state: mounted
  loop: "{{ deploy_linux_vm_lvm_volumes }}"
  when: item.fstype != "swap"
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Copy existing data to LVM volumes
  delegate_to: "{{ deploy_linux_vm_ip }}"
  shell: |
    if [ -d "{{ item.mount }}" ] && [ "$(ls -A {{ item.mount }})" ]; then
      rsync -av {{ item.mount }}/ /mnt/{{ item.name | regex_replace('^lv_', '') | regex_replace('_', '-') }}/
    fi
  loop: "{{ deploy_linux_vm_lvm_volumes }}"
  when:
    - item.fstype != "swap"
    - item.mount != "none"
  register: deploy_linux_vm_rsync_result
  failed_when: false
  changed_when: deploy_linux_vm_rsync_result.rc == 0
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Unmount temporary mount points
  delegate_to: "{{ deploy_linux_vm_ip }}"
  mount:
    path: "/mnt/{{ item.name | regex_replace('^lv_', '') | regex_replace('_', '-') }}"
    state: unmounted
  loop: "{{ deploy_linux_vm_lvm_volumes }}"
  when: item.fstype != "swap"
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Update /etc/fstab with LVM mounts
  delegate_to: "{{ deploy_linux_vm_ip }}"
  lineinfile:
    path: /etc/fstab
    line: "/dev/{{ deploy_linux_vm_lvm_vg_name }}/{{ item.name }}    {{ item.mount }}    {{ item.fstype }}    {{ item.mount_options }}    0 {{ '0' if item.fstype == 'swap' else '2' }}"
    state: present
  loop: "{{ deploy_linux_vm_lvm_volumes }}"
  vars:
    ansible_user: "{{ deploy_linux_vm_ansible_user }}"
    ansible_ssh_common_args: '-o ProxyJump={{ inventory_hostname }} -o StrictHostKeyChecking=accept-new'
  tags: [lvm, post-deploy]

- name: Display LVM configuration summary
  debug:
    msg:
      - "=== LVM Configuration Complete ==="
      - "Volume Group: {{ deploy_linux_vm_lvm_vg_name }}"
      - "Physical Volume: {{ deploy_linux_vm_lvm_pv_device }} (30GB)"
      - "Logical Volumes: {{ deploy_linux_vm_lvm_volumes | length }}"
      - ""
      - "⚠️  IMPORTANT: VM needs reboot to use new mounts"
      - "After reboot, LVM volumes will be mounted automatically"
      - ""
      - "To reboot: ssh {{ deploy_linux_vm_ansible_user }}@{{ deploy_linux_vm_ip }} 'sudo reboot'"
  tags: [lvm, post-deploy]