Adding osbpo repository to docker

To install docker version of 6.0.0 on Debian we need to
add osbpo repository and store docker package there. This
is needed for the patchset refactoring docker worker:
 https://review.opendev.org/c/openstack/kolla-ansible/+/908295

Change-Id: If1ebf6a1dded1f884af2e94a714854a0523eeb67
Signed-off-by: Ivan Halomi <ivan.halomi@tietoevry.com>

roles/docker_sdk/defaults/main.yml

@@ -33,3 +33,6 @@ docker_sdk_virtualenv_owner: "{{ kolla_user if create_kolla_user | bool else omi
 
 # A pip constraints file to use when installing the Docker SDK.
 docker_sdk_upper_constraints_file:
+
+docker_sdk_osbpo_apt_url: "http://osbpo.debian.net/debian"
+docker_sdk_osbpo_apt_repo: "deb [signed-by=/etc/apt/keyrings/osbpo.asc] {{ docker_sdk_osbpo_apt_url }} bookworm-bobcat-backports-nochange main"

roles/docker_sdk/tasks/main.yml

@@ -1,4 +1,36 @@
 ---
+- name: Configure osbpo apt repository
+  block:
+    - name: Ensure apt sources list directory exists
+      file:
+        path: /etc/apt/sources.list.d
+        state: directory
+        recurse: yes
+      become: True
+
+    - name: Ensure apt keyrings directory exists
+      file:
+        path: /etc/apt/keyrings
+        state: directory
+        recurse: yes
+      become: True
+
+    - name: Install osbpo apt gpg key
+      template:
+        src: osbpo_pubkey.gpg.j2
+        dest: /etc/apt/keyrings/osbpo.asc
+        mode: "0644"
+      become: True
+
+    - name: Enable osbpo apt repository
+      apt_repository:
+        repo: "{{ docker_sdk_osbpo_apt_repo }}"
+        filename: osbpo
+      become: True
+  when:
+    - ansible_facts.os_family == 'Debian'
+    - virtualenv is none
+
 - name: Install packages
   package:
     name: "{{ docker_sdk_packages | select | list }}"

roles/docker_sdk/templates/osbpo_pubkey.gpg.j2

@@ -0,0 +1,29 @@
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+
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+QxSClHlCzZqFu0KT
+=kjjV
+-----END PGP PUBLIC KEY BLOCK-----