[DPE-5711] Add warnings to destructive actions (#555)

Author: sinclert-canonical

lib/charms/mysql/v0/mysql.py

@@ -1547,8 +1547,12 @@ def promote_cluster_to_primary(self, cluster_name: str, force: bool = False) ->
             ),
         )
 
-        try:
+        if force:
+            logger.warning(f"Promoting {cluster_name=} to primary with {force=}")
+        else:
             logger.debug(f"Promoting {cluster_name=} to primary with {force=}")
+
+        try:
             self._run_mysqlsh_script("\n".join(commands))
         except MySQLClientError:
             logger.exception("Failed to promote cluster to primary")

src/mysql_vm_helpers.py

@@ -831,6 +831,8 @@ def fetch_error_log() -> Optional[str]:
     @staticmethod
     def reset_data_dir() -> None:
         """Reset the data directory."""
+        logger.warning(f"Resetting data directory: {MYSQL_DATA_DIR}")
+
         # Remove the data directory
         shutil.rmtree(MYSQL_DATA_DIR, ignore_errors=False)
 

src/upgrade.py

@@ -218,7 +218,7 @@ def _on_upgrade_granted(self, event: UpgradeGrantedEvent) -> None:  # noqa: C901
                 self.set_unit_failed()
                 return
 
-            logger.info("Downgrade is incompatible. Resetting workload")
+            logger.warning("Downgrade is incompatible. Resetting workload")
             self._reset_on_unsupported_downgrade()
         except MySQLStopMySQLDError:
             logger.exception("Failed to stop MySQL server")