Issue #27114: Fix SSLContext._load_windows_store_certs fails with PermissionError
diff --git a/Lib/ssl.py b/Lib/ssl.py
index 65ad38f..3f5c3c4 100644
--- a/Lib/ssl.py
+++ b/Lib/ssl.py
@@ -145,6 +145,7 @@
from socket import SOL_SOCKET, SO_TYPE
import base64 # for DER-to-PEM translation
import errno
+import warnings
socket_error = OSError # keep that public name in module namespace
@@ -405,11 +406,14 @@
def _load_windows_store_certs(self, storename, purpose):
certs = bytearray()
- for cert, encoding, trust in enum_certificates(storename):
- # CA certs are never PKCS#7 encoded
- if encoding == "x509_asn":
- if trust is True or purpose.oid in trust:
- certs.extend(cert)
+ try:
+ for cert, encoding, trust in enum_certificates(storename):
+ # CA certs are never PKCS#7 encoded
+ if encoding == "x509_asn":
+ if trust is True or purpose.oid in trust:
+ certs.extend(cert)
+ except PermissionError:
+ warnings.warn("unable to enumerate Windows certificate store")
if certs:
self.load_verify_locations(cadata=certs)
return certs