---
- name: Shrink logical volumes
  hosts: bigboot
  become: false
  gather_facts: true


  tasks:
    - name: Get mounts
      ansible.builtin.debug:
        var: ansible_facts.mounts

    - name: Find the boot mount entry
      ansible.builtin.set_fact:
        bigboot_boot_mount_entry: "{{ ansible_facts.mounts | selectattr('mount', 'equalto', '/boot') | first }}"

    - name: Calculate the partition to look for
      ansible.builtin.set_fact:
        bigboot_boot_partition_name: "{{ (bigboot_boot_mount_entry.device | split('/'))[-1] }}"

    - name: Find the boot device parent
      ansible.builtin.set_fact:
        bigboot_boot_disk: "{{ item.key }}"
      with_dict: "{{ ansible_facts.devices }}"
      when: bigboot_boot_partition_name in item.value.partitions

    - name: Capture boot device details
      ansible.builtin.set_fact:
        bigboot_boot_device_partition_prefix: "{{ bigboot_boot_partition_name[(bigboot_boot_disk | length) : -1] }}"
        bigboot_boot_partition_number: "{{ bigboot_boot_partition_name[-1] }}"
        bigboot_boot_device_name: "/dev/{{ bigboot_boot_disk }}"
        bigboot_boot_device_original_size: "{{ bigboot_boot_mount_entry.size_total | int }}"

    - name: Debug bigboot_boot_* vars
      ansible.builtin.debug:
        msg: "{{ item }}"
      loop:
        - "bigboot_boot_mount_entry             => {{ bigboot_boot_mount_entry }}"
        - "bigboot_boot_partition_name          => {{ bigboot_boot_partition_name }}"
        - "bigboot_boot_disk                    => {{ bigboot_boot_disk }}"
        - "bigboot_boot_device_partition_prefix => {{ bigboot_boot_device_partition_prefix }}"
        - "bigboot_boot_partition_number        => {{ bigboot_boot_partition_number }}"
        - "bigboot_boot_device_name             => {{ bigboot_boot_device_name }}"
        - "bigboot_boot_device_original_size    => {{ bigboot_boot_device_original_size }}"