From: Andrew Svetlov <andrew.svetlov@gmail.com>
Date: Wed, 12 Sep 2018 21:03:54 +0000 (-0700)
Subject: bpo-34630: Skip logging SSL certificate errors by asyncio code (GH-9169)
X-Git-Tag: v3.8.0a1~1024
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0dd71807a98c4a86ece2aea869ea99f09204b16b;p=python

bpo-34630: Skip logging SSL certificate errors by asyncio code (GH-9169)
---

diff --git a/Lib/asyncio/base_events.py b/Lib/asyncio/base_events.py
index 046743864f..492e377d09 100644
--- a/Lib/asyncio/base_events.py
+++ b/Lib/asyncio/base_events.py
@@ -62,6 +62,9 @@ _MIN_CANCELLED_TIMER_HANDLES_FRACTION = 0.5
 _FATAL_ERROR_IGNORE = (BrokenPipeError,
                        ConnectionResetError, ConnectionAbortedError)
 
+if ssl is not None:
+    _FATAL_ERROR_IGNORE = _FATAL_ERROR_IGNORE + (ssl.SSLCertVerificationError,)
+
 _HAS_IPv6 = hasattr(socket, 'AF_INET6')
 
 # Maximum timeout passed to select to avoid OS limitations
diff --git a/Misc/NEWS.d/next/Library/2018-09-11-10-00-53.bpo-34630.YbqUS6.rst b/Misc/NEWS.d/next/Library/2018-09-11-10-00-53.bpo-34630.YbqUS6.rst
new file mode 100644
index 0000000000..452bcb6142
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2018-09-11-10-00-53.bpo-34630.YbqUS6.rst
@@ -0,0 +1,2 @@
+Don't log SSL certificate errors in asyncio code (connection error logging
+is skipped already).