From: Amos Jeffries <squid3@treenet.co.nz>
Date: Thu, 16 Oct 2014 18:56:03 +0000 (-0700)
Subject: Bug 4024: Bad host/IP ::1 when using IPv4-only environment
X-Git-Tag: SQUID_3_4_9~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3bf15cd4560e518491bf1b119890c18488e1d4fe;p=thirdparty%2Fsquid.git

Bug 4024: Bad host/IP ::1 when using IPv4-only environment
---

diff --git a/src/acl/Ip.cc b/src/acl/Ip.cc
index 47dc027d46..67e22f5e60 100644
--- a/src/acl/Ip.cc
+++ b/src/acl/Ip.cc
@@ -411,10 +411,15 @@ acl_ip_data::FactoryParse(const char *t)
 
         int errcode = getaddrinfo(addr1,NULL,&hints,&hp);
         if (hp == NULL) {
-            debugs(28, DBG_CRITICAL, "aclIpParseIpData: Bad host/IP: '" << addr1 <<
-                   "' in '" << t << "', flags=" << hints.ai_flags <<
-                   " : (" << errcode << ") " << gai_strerror(errcode) );
-            self_destruct();
+            if (strcmp(addr1, "::1") == 0) {
+                debugs(28, DBG_IMPORTANT, "aclIpParseIpData: IPv6 has not been enabled in host DNS resolver.");
+                delete q;
+            } else {
+                debugs(28, DBG_CRITICAL, "aclIpParseIpData: Bad host/IP: '" << addr1 <<
+                       "' in '" << t << "', flags=" << hints.ai_flags <<
+                       " : (" << errcode << ") " << gai_strerror(errcode) );
+                self_destruct();
+            }
             return NULL;
         }