LogReader: cache internal source available (#35761)

* cache

* fix

* match behavioir

tools/lib/filereader.py

@@ -2,6 +2,7 @@ import os
 import posixpath
 import socket
 from functools import cache
+from openpilot.common.retry import retry
 from urllib.parse import urlparse
 
 from openpilot.tools.lib.url_file import URLFile
@@ -9,6 +10,8 @@ from openpilot.tools.lib.url_file import URLFile
 DATA_ENDPOINT = os.getenv("DATA_ENDPOINT", "http://data-raw.comma.internal/")
 
 
+@cache
+@retry(delay=0.0)
 def internal_source_available(url: str) -> bool:
   if os.path.isdir(url):
     return True