reinstall grub if lvm

roles/lvm_snapshots/tasks/revert.yml

@@ -30,6 +30,24 @@
     state: absent
   when: lvm_snapshots_boot_backup
 
+- name: Check if /boot is on LVM
+  ansible.builtin.command: "grub2-probe --target=abstraction /boot"
+  changed_when: false
+  failed_when: false
+  register: boot_abstraction
+
+- name: Reinstall Grub to boot device
+  when: boot_abstraction.stdout == 'lvm'
+  block:
+  - name: Get boot device
+    ansible.builtin.shell: "lsblk -spnlo name $(grub2-probe --target=device /boot)"
+    changed_when: false
+    register: boot_dev_deps
+
+  - name: Run grub2-install
+    ansible.builtin.command: "grub2-install {{ boot_dev_deps.stdout_lines | last }}"
+    changed_when: true
+
 - name: Wait for the snapshot to drain
   ansible.builtin.command: "lvs --select 'vg_name = {{ item.vg_name }} && lv_name = {{ item.origin }}' --reportformat json"
   register: _lv_drain_check