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authorKai Blin <kai@samba.org>2011-12-09 01:26:39 +0100
committerKai Blin <kai@samba.org>2011-12-09 03:32:28 +0100
commitc01efc1207b097517623d71b2ed9a24bb9c255de (patch)
tree6c0c0639f071184eb6b005e936380b039e8f5a25 /source4
parent358a81eff5279a69270964226b553fb5243ecb84 (diff)
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s4 dns: Update requests with QCLASS != IN or ALL trigger NOTIMPLEMENTED errors
Autobuild-User: Kai Blin <kai@samba.org> Autobuild-Date: Fri Dec 9 03:32:28 CET 2011 on sn-devel-104
Diffstat (limited to 'source4')
-rw-r--r--source4/dns_server/dns_update.c5
-rw-r--r--source4/scripting/python/samba/tests/dns.py12
2 files changed, 17 insertions, 0 deletions
diff --git a/source4/dns_server/dns_update.c b/source4/dns_server/dns_update.c
index a8c49998f7..55589d227a 100644
--- a/source4/dns_server/dns_update.c
+++ b/source4/dns_server/dns_update.c
@@ -142,6 +142,11 @@ WERROR dns_server_process_update(struct dns_server *dns,
zone = &in->questions[0];
+ if (zone->question_class != DNS_QCLASS_IN &&
+ zone->question_class != DNS_QCLASS_ANY) {
+ return DNS_ERR(NOT_IMPLEMENTED);
+ }
+
if (zone->question_type != DNS_QTYPE_SOA) {
return DNS_ERR(FORMAT_ERROR);
}
diff --git a/source4/scripting/python/samba/tests/dns.py b/source4/scripting/python/samba/tests/dns.py
index c95148b70e..60003fcf7a 100644
--- a/source4/scripting/python/samba/tests/dns.py
+++ b/source4/scripting/python/samba/tests/dns.py
@@ -204,6 +204,18 @@ class DNSTest(TestCase):
response = self.dns_transaction_udp(p)
self.assert_dns_rcode_equals(response, dns.DNS_RCODE_FORMERR)
+ def test_update_wrong_qclass(self):
+ "create update with DNS_QCLASS_NONE"
+ p = self.make_name_packet(dns.DNS_OPCODE_UPDATE)
+ updates = []
+
+ name = self.get_dns_domain()
+ u = self.make_name_question(name, dns.DNS_QTYPE_A, dns.DNS_QCLASS_NONE)
+ updates.append(u)
+
+ self.finish_name_packet(p, updates)
+ response = self.dns_transaction_udp(p)
+ self.assert_dns_rcode_equals(response, dns.DNS_RCODE_NOTIMP)
if __name__ == "__main__":
import unittest