[PR #8126/486c26b2 backport][stable-8] filesystem: add bcachefs support

[patchback]

This is a backport of PR #8126 as merged into main (486c26b).

SUMMARY

Add support for bcachefs to the filesystem module.

ISSUE TYPE

• Feature Pull Request

COMPONENT NAME

filesystem

ADDITIONAL INFORMATION

Test playbook:

---
- hosts: localhost
  vars:
    img_file: /tmp/bcachefs.img
  tasks:
    - name: create 1GiB file
      community.general.filesize:
        path: "{{ img_file }}"
        size: 1GiB

    - name: create bcachefs filesystem on file
      ansible.legacy.filesystem:
        dev: "{{ img_file }}"
        fstype: bcachefs
        uuid: bfe441c5-93da-440b-8c9a-e807bc538abb

    - name: create bcachefs filesystem on file (no changes)
      ansible.legacy.filesystem:
        dev: "{{ img_file }}"
        force: False
        fstype: bcachefs

    - name: create bcachefs filesystem on file (force)
      ansible.legacy.filesystem:
        dev: "{{ img_file }}"
        force: True
        fstype: bcachefs

    - name: resize 1GiB file to 2GiB
      community.general.filesize:
        path: "{{ img_file }}"
        size: 2GiB

    - name: resize bcachefs filesystem on file
      ansible.legacy.filesystem:
        dev: "{{ img_file }}"
        fstype: bcachefs
        resizefs: True

Output:

PLAY [localhost] *****************************************************************************************************************************************

TASK [Gathering Facts] ***********************************************************************************************************************************
ok: [localhost]

TASK [create 1GiB file] **********************************************************************************************************************************
--- before
+++ after
@@ -1 +1 @@
-size: null
+size: 1073741824

changed: [localhost]

TASK [create bcachefs filesystem on file] ****************************************************************************************************************
changed: [localhost]

TASK [create bcachefs filesystem on file (no changes)] ***************************************************************************************************
ok: [localhost]

TASK [create bcachefs filesystem on file (force)] ********************************************************************************************************
changed: [localhost]

TASK [resize 1GiB file to 2GiB] **************************************************************************************************************************
--- before
+++ after
@@ -1 +1 @@
-size: 1073741824
+size: 2147483648

changed: [localhost]

TASK [resize bcachefs filesystem on file] ****************************************************************************************************************
changed: [localhost]

PLAY RECAP ***********************************************************************************************************************************************
localhost                  : ok=7    changed=5    unreachable=0    failed=0    skipped=0    rescued=0    ignored=0

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