From b8239c54d97e20085ae09b5b3d8a7c5d25288cd4 Mon Sep 17 00:00:00 2001
From: Neil Booth <kyuupichan@gmail.com>
Date: Sat, 10 Dec 2016 08:01:13 +0900
Subject: [PATCH] Catch UnicodeError in IRC gethostbyname

Fixes #68
---
 server/irc.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/server/irc.py b/server/irc.py
index 40ac9e6..349557e 100644
--- a/server/irc.py
+++ b/server/irc.py
@@ -156,11 +156,12 @@ class IRC(LoggedClass):
             try:
                 ip_addr = socket.gethostbyname(line[1])
             except socket.error:
-                # No IPv4 address could be resolved. Could be .onion or IPv6.
+                # Could be .onion or IPv6.
                 ip_addr = line[1]
             peer = self.Peer(ip_addr, line[1], line[2:])
             self.peers[nick] = peer
-        except IndexError:
+        except (IndexError, UnicodeError):
+            # UnicodeError comes from invalid domains (issue #68)
             pass