import old book

roles/disks/meta/main.yml

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+#SPDX-License-Identifier: MIT-0
+galaxy_info:
+  author: your name
+  description: your role description
+  company: your company (optional)
+
+  # If the issue tracker for your role is not on github, uncomment the
+  # next line and provide a value
+  # issue_tracker_url: http://example.com/issue/tracker
+
+  # Choose a valid license ID from https://spdx.org - some suggested licenses:
+  # - BSD-3-Clause (default)
+  # - MIT
+  # - GPL-2.0-or-later
+  # - GPL-3.0-only
+  # - Apache-2.0
+  # - CC-BY-4.0
+  license: license (GPL-2.0-or-later, MIT, etc)
+
+  min_ansible_version: 2.1
+
+  # If this a Container Enabled role, provide the minimum Ansible Container version.
+  # min_ansible_container_version:
+
+  galaxy_tags: []
+    # List tags for your role here, one per line. A tag is a keyword that describes
+    # and categorizes the role. Users find roles by searching for tags. Be sure to
+    # remove the '[]' above, if you add tags to this list.
+    #
+    # NOTE: A tag is limited to a single word comprised of alphanumeric characters.
+    #       Maximum 20 tags per role.
+
+dependencies: []
+  # List your role dependencies here, one per line. Be sure to remove the '[]' above,
+  # if you add dependencies to this list.

roles/disks/tasks/main.yml

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+- name: get list of disks
+  changed_when: false
+  shell: >
+    lsblk
+    --json
+    --paths
+    --filter 'MIN == 0 && TYPE == "disk" && MOUNTPOINT != "[SWAP]"'
+    | jq '.blockdevices'
+  register: disks
+
+- name: backup partition tables
+  become: true
+  shell: |
+    if [ {{ item.type }} != disk ]; then exit 0; fi
+    sfdisk --dump {{ item.name }} >{{ backup_directory }}/disks/{{ item.name | basename }}.sfdisk
+  loop: "{{ disks.stdout }}"
+
+- name: get list of luks devices
+  changed_when: false
+  shell: >
+    lsblk
+    --json
+    --paths
+    | jq '[ .blockdevices[]|.children[]?|select(recurse(.children[]?)|.type == "crypt") ]'
+  register: cryptdisks
+
+- name: backup luks2 headers
+  become: true
+  loop: "{{ cryptdisks.stdout }}"
+  shell: |
+    rm -f {{ backup_directory }}/disks/{{ item.children[0].name | basename }}.luks2header
+    cryptsetup luksHeaderBackup {{ item.name }} \
+      --header-backup-file {{ backup_directory }}/disks/{{ item.children[0].name | basename }}.luks2header
+
+- name: backup lvm volume groups
+  become: true
+  shell: |
+    if [ ! -d /etc/lvm/backup ]; then exit 0; fi
+    for vg in /etc/lvm/backup/*; do
+      cp $vg {{backup_directory}}/disks/${vg##*/}.volumegroup
+    done
+
+# get list of disks
+# run sfdisk on it
+# get list of partitions with luks2
+# # backup their headers
+# get list of partitions with lvm2
+# # copy the metadata