Optimized local backup code

roles/independent_backup-to-usb/files/backup-to-usb.python

@@ -46,15 +46,17 @@ def main():
         ]
         rsync_output = subprocess.check_output(rsync_command, stderr=subprocess.STDOUT, text=True)
         
-        if "rsync warning: some files vanished before they could be transferred" in rsync_output:
+        print(rsync_output)
+        print("Synchronization finished")
+        sys.exit(0)
+    except subprocess.CalledProcessError as e:
+        print(e.output)
+        if "rsync warning: some files vanished before they could be transferred" in e.output:
             print("Synchronization finished with rsync warning")
             sys.exit(0)
         else:
-            print("Synchronization finished")
-            sys.exit(0)
-    except subprocess.CalledProcessError as e:
-        print("Synchronization failed:", e.output)
-        sys.exit(1)
+            print("Synchronization failed")
+            sys.exit(1)
 
 if __name__ == "__main__":
     main()

roles/independent_backup-to-usb/templates/backup-to-usb.service.j2

@@ -1,13 +1,11 @@
 [Unit]
 Description=Backup to USB when mounted to {{ backup_to_usb_mount }}
 Wants={{systemctl_mount_service_name}}
-After={{systemctl_mount_service_name}}
 OnFailure=systemd-notifier@%n.service
-Requires=backups-cleanup.service
-After=backups-cleanup.service
 
 [Service]
 ExecStart=/bin/python {{ backup_to_usb_script_path }} {{backup_to_usb_source}} {{backup_to_usb_destination}}
+ExecStartPost=/bin/systemctl start backups-cleanup.service
 
 [Install]
 WantedBy=multi-user.target