openssl_*: add backup option (#54294)

test/integration/targets/openssl_dhparam/tasks/main.yml

@@ -53,4 +53,36 @@
         force: yes
       register: output_broken
 
+    - name: Generate params
+      openssl_dhparam:
+        path: '{{ output_dir }}/dh_backup.pem'
+        size: 512
+        backup: yes
+      register: dhparam_backup_1
+    - name: Generate params (idempotent)
+      openssl_dhparam:
+        path: '{{ output_dir }}/dh_backup.pem'
+        size: 512
+        backup: yes
+      register: dhparam_backup_2
+    - name: Generate params (change)
+      openssl_dhparam:
+        path: '{{ output_dir }}/dh_backup.pem'
+        size: 512
+        force: yes
+        backup: yes
+      register: dhparam_backup_3
+    - name: Generate params (remove)
+      openssl_dhparam:
+        path: '{{ output_dir }}/dh_backup.pem'
+        state: absent
+        backup: yes
+      register: dhparam_backup_4
+    - name: Generate params (remove, idempotent)
+      openssl_dhparam:
+        path: '{{ output_dir }}/dh_backup.pem'
+        state: absent
+        backup: yes
+      register: dhparam_backup_5
+
     - import_tasks: ../tests/validate.yml

test/integration/targets/openssl_dhparam/tests/validate.yml

@@ -35,3 +35,17 @@
   assert:
     that:
       - output_broken is changed
+
+- name: Check backup
+  assert:
+    that:
+      - dhparam_backup_1 is changed
+      - dhparam_backup_1.backup_file is undefined
+      - dhparam_backup_2 is not changed
+      - dhparam_backup_2.backup_file is undefined
+      - dhparam_backup_3 is changed
+      - dhparam_backup_3.backup_file is string
+      - dhparam_backup_4 is changed
+      - dhparam_backup_4.backup_file is string
+      - dhparam_backup_5 is not changed
+      - dhparam_backup_5.backup_file is undefined