0.9.0

bauh/gems/arch/mirrors.py

@@ -0,0 +1,42 @@
+import logging
+import os
+import time
+import traceback
+from datetime import datetime
+from logging import Logger
+from pathlib import Path
+
+from bauh.api.constants import CACHE_PATH
+
+SYNC_FILE = '{}/arch/mirrors_sync'.format(CACHE_PATH)
+
+
+def should_sync(logger: logging.Logger):
+    if os.path.exists(SYNC_FILE):
+        with open(SYNC_FILE) as f:
+            sync_file = f.read()
+
+        try:
+            sync_time = datetime.fromtimestamp(int(sync_file))
+            now = datetime.now()
+
+            if now > sync_time and now.day != sync_time.day:
+                logger.info("Package databases synchronization out of date")
+            else:
+                msg = "Package databases already synchronized"
+                logger.info(msg)
+                return False
+        except:
+            logger.warning("Could not convert the database synchronization time from '{}".format(SYNC_FILE))
+            traceback.print_exc()
+    return True
+
+
+def register_sync(logger: Logger):
+    try:
+        Path('/'.join(SYNC_FILE.split('/')[0:-1])).mkdir(parents=True, exist_ok=True)
+        with open(SYNC_FILE, 'w+') as f:
+            f.write(str(int(time.time())))
+    except:
+        logger.error("Could not write to mirrors sync file '{}'".format(SYNC_FILE))
+        traceback.print_exc()