Use variabel in all database tasks.

odroid.yaml

@@ -29,29 +29,15 @@
     
     - name: Backup mysql databases
       shell: docker exec mysql8 mysqldump -u{{ mysql_user }} -p{{ mysql_password }} {{ item }} > {{ backup_dir }}/{{ item }}/{{ ansible_date_time.iso8601_basic_short }}.sql
-      loop:
-        - bookstack
-        - kimai
-        - semaphore
+      loop: "{{ mysql_databases }}"
     
-    - name: Compress mysql backup files
-      shell: gzip {{ backup_dir }}/{{ item }}/{{ ansible_date_time.iso8601_basic_short }}.sql
-      loop:
-        - bookstack
-        - kimai
-        - semaphore
-
     - name: Backup postgres databases
       shell: docker exec psql14 pg_dump -U {{ postgres_user }} {{ item }} > {{ backup_dir }}/{{ item }}/{{ ansible_date_time.iso8601_basic_short }}.sql
-      loop:
-        - gitea
-        - nextcloud
+      loop: "{{ postgres_databases }}"
         
-    - name: Compress postgres backup files
+    - name: Compress database backup files
       shell: gzip {{ backup_dir }}/{{ item }}/{{ ansible_date_time.iso8601_basic_short }}.sql
-      loop:
-        - gitea
-        - nextcloud
+      loop: "{{ databases }}"
 
     - name: Check logrotate directories
       stat: