Catch exceptions in backup_runner

restic_compose_backup/cli.py

@@ -89,6 +89,7 @@ def backup(config, containers):
     mounts = containers.generate_backup_mounts('/volumes')
     volumes.update(mounts)
 
+    try:
         result = backup_runner.run(
             image=containers.this_container.image,
             command='restic-compose-backup start-backup-process',
@@ -100,6 +101,15 @@ def backup(config, containers):
                 "com.docker.compose.project": containers.project_name,
             },
         )
+    except Exception as ex:
+        logger.exception(ex)
+        alerts.send(
+            subject="Exception during backup",
+            body=str(ex),
+            alert_type='ERROR',
+        )
+        return
+
     logger.info('Backup container exit code: %s', result)
 
     # Alert the user if something went wrong
@@ -133,7 +143,7 @@ def start_backup_process(config, containers):
             logger.error('Backup command exited with non-zero code: %s', vol_result)
             errors = True
     except Exception as ex:
-        logger.error(ex)
+        logger.exception(ex)
         errors = True
 
     # back up databases
@@ -148,7 +158,7 @@ def start_backup_process(config, containers):
                     logger.error('Backup command exited with non-zero code: %s', result)
                     errors = True
             except Exception as ex:
-                logger.error(ex)
+                logger.exception(ex)
                 errors = True
 
     if errors: