Improve routine lock.

Author: everaldorodrigo

src/admin.py

@@ -24,6 +24,7 @@
 
 import json
 import logging
+import os
 import random
 import time
 import zipfile
@@ -280,13 +281,13 @@ def refresh_has_metakg():
 refresh = refresh_document
 check = check_uptime
 
-# only one process should perform backup routines
-_lock = FileLock(".lock", timeout=0)
-
 
 def routine(no_backup=False, format="zip"):
     logger = logging.getLogger("routine")
 
+    # only one process should perform backup routines
+    _lock = FileLock(".lock", timeout=0)
+
     # Add jitter: random delay between 100 and 500 milliseconds (adjust range as needed)
     jitter_ms = random.uniform(100, 500)  # Jitter in milliseconds
     jitter_seconds = jitter_ms / 1000  # Convert milliseconds to seconds
@@ -326,6 +327,15 @@ def routine(no_backup=False, format="zip"):
             _lock.release()
             logger.info("Schedule lock released successfully.")
 
+        # Try to delete the .lock file manually if it still exists
+        lock_file_path = ".lock"
+        if os.path.exists(lock_file_path):
+            try:
+                os.remove(lock_file_path)
+                logger.info(".lock file manually deleted.")
+            except Exception as e:
+                logger.warning(f"Could not delete .lock file: {e}")
+
 
 if __name__ == "__main__":
     restore_from_s3()