[patch] patch for email DNS bug

formencode-0.7.1-dns.patch (text/plain), 946 bytes, created by Jacob Smullyan on 2007-09-28 15:36:54 UTC

Index: formencode/validators.py
===================================================================
--- formencode/validators.py	(revision 3007)
+++ formencode/validators.py	(working copy)
@@ -42,7 +42,7 @@
 
 try:
     import DNS
-    DNS.ParseResolvConf()
+    DNS.DiscoverNameServers()
     have_dns=True
 except ImportError:
     have_dns=False
@@ -1230,8 +1230,10 @@
         if self.resolve_domain:
             assert have_dns, "pyDNS should be available"
 	    try:
-                a=DNS.DnsRequest(domain).req().answers
-                dnsdomains=[x['data'] for x in a if x['typename'] in ('A', 'MX')]
+                a=DNS.DnsRequest(domain, qtype='mx').req().answers
+                if not a:
+                    a=DNS.DnsRequest(domain, qtype='a').req().answers
+                dnsdomains=[x['data'] for x in a]
 	    except (socket.error, DNS.DNSError), e:
 		raise Invalid(
 		    self.message('socketError', state, error=e),