From: Serhiy Storchaka <storchaka@gmail.com>
Date: Fri, 21 Nov 2014 19:54:43 +0000 (+0200)
Subject: Issue #17293: socket.gethostbyname() can raise an exception of FreeBSD.
X-Git-Tag: v2.7.9rc1~28
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=138ec8c1186e6306a2e526a3d3c4a3c92da4486e;p=thirdparty%2FPython%2Fcpython.git

Issue #17293: socket.gethostbyname() can raise an exception of FreeBSD.
---

diff --git a/Lib/uuid.py b/Lib/uuid.py
index f22536003b23..0f0d8c15de07 100644
--- a/Lib/uuid.py
+++ b/Lib/uuid.py
@@ -345,7 +345,10 @@ def _ifconfig_getnode():
 def _arp_getnode():
     """Get the hardware address on Unix by running arp."""
     import os, socket
-    ip_addr = socket.gethostbyname(socket.gethostname())
+    try:
+        ip_addr = socket.gethostbyname(socket.gethostname())
+    except EnvironmentError:
+        return None
 
     # Try getting the MAC addr from arp based on our IP address (Solaris).
     return _find_mac('arp', '-an', [ip_addr], lambda i: -1)