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database: track unsafe shutdowns 

Keep track of the number of unsafe shutdowns a machine experiences.  This data is useful in diagnosing potential file system issues and issues with the datbase itself.

Signed-off-by:  Eric Callahan <arksine.code@gmail.com>
This commit is contained in:
Eric Callahan 2021-06-13 09:15:09 -04:00
parent 9a316fe84a
commit c9a958f861
1 changed files with 15 additions and 0 deletions
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15
moonraker/components/database.py
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@ -104,6 +104,15 @@ class MoonrakerDatabase:
debug_counter)
if debug_counter:
logging.info(f"Database Debug Count: {debug_counter}")
# Track unsafe shutdowns
unsafe_shutdowns: int = self.get_item(
"moonraker", "database.unsafe_shutdowns", 0)
logging.info(f"Unsafe Shutdown Count: {unsafe_shutdowns}")
# Increment unsafe shutdown counter. This will be reset if
# moonraker is safely restarted
self.insert_item("moonraker", "database.unsafe_shutdowns",
unsafe_shutdowns + 1)
self.server.register_endpoint(
"/server/database/list", ['GET'], self._handle_list_request)
self.server.register_endpoint(
@ -392,6 +401,12 @@ class MoonrakerDatabase:
return {'namespace': namespace, 'key': key, 'value': val}
def close(self) -> None:
# Decrement unsafe shutdown counter
unsafe_shutdowns: int = self.get_item(
"moonraker", "database.unsafe_shutdowns", 0)
self.insert_item("moonraker", "database.unsafe_shutdowns",
unsafe_shutdowns - 1)
# log db stats
msg = ""
with self.lmdb_env.begin() as txn: