2 Unix SMB/CIFS implementation.
6 Copyright (C) 2010 Kai Blin <kai@samba.org>
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "libcli/util/ntstatus.h"
24 #include "libcli/util/werror.h"
25 #include "librpc/ndr/libndr.h"
26 #include "librpc/gen_ndr/ndr_dns.h"
27 #include "librpc/gen_ndr/ndr_dnsp.h"
29 #include "dsdb/samdb/samdb.h"
30 #include "dsdb/common/util.h"
31 #include "dns_server/dns_server.h"
34 #define DBGC_CLASS DBGC_DNS
36 /* Names are equal if they match and there's nothing left over */
37 bool dns_name_equal(const char *name1, const char *name2)
40 bool ret = dns_name_match(name1, name2, &host_part_len);
42 return ret && (host_part_len == 0);
46 see if two dns records match
48 bool dns_records_match(struct dnsp_DnssrvRpcRecord *rec1,
49 struct dnsp_DnssrvRpcRecord *rec2)
54 if (rec1->wType != rec2->wType) {
58 /* see if the data matches */
59 switch (rec1->wType) {
61 return strcmp(rec1->data.ipv4, rec2->data.ipv4) == 0;
63 return strcmp(rec1->data.ipv6, rec2->data.ipv6) == 0;
65 return dns_name_equal(rec1->data.cname, rec2->data.cname);
67 if (rec1->data.txt.count != rec2->data.txt.count) {
71 for (i=0; i<rec1->data.txt.count; i++) {
72 status = status && (strcmp(rec1->data.txt.str[i],
73 rec2->data.txt.str[i]) == 0);
77 return strcmp(rec1->data.ptr, rec2->data.ptr) == 0;
79 return dns_name_equal(rec1->data.ns, rec2->data.ns);
82 return rec1->data.srv.wPriority == rec2->data.srv.wPriority &&
83 rec1->data.srv.wWeight == rec2->data.srv.wWeight &&
84 rec1->data.srv.wPort == rec2->data.srv.wPort &&
85 dns_name_equal(rec1->data.srv.nameTarget, rec2->data.srv.nameTarget);
88 return rec1->data.mx.wPriority == rec2->data.mx.wPriority &&
89 dns_name_equal(rec1->data.mx.nameTarget, rec2->data.mx.nameTarget);
92 return strcmp(rec1->data.hinfo.cpu, rec2->data.hinfo.cpu) == 0 &&
93 strcmp(rec1->data.hinfo.os, rec2->data.hinfo.os) == 0;
96 return dns_name_equal(rec1->data.soa.mname, rec2->data.soa.mname) &&
97 dns_name_equal(rec1->data.soa.rname, rec2->data.soa.rname) &&
98 rec1->data.soa.serial == rec2->data.soa.serial &&
99 rec1->data.soa.refresh == rec2->data.soa.refresh &&
100 rec1->data.soa.retry == rec2->data.soa.retry &&
101 rec1->data.soa.expire == rec2->data.soa.expire &&
102 rec1->data.soa.minimum == rec2->data.soa.minimum;
111 * Lookup a DNS record, performing an exact match.
112 * i.e. DNS wild card records are not considered.
114 WERROR dns_lookup_records(struct dns_server *dns,
117 struct dnsp_DnssrvRpcRecord **records,
120 return dns_common_lookup(dns->samdb, mem_ctx, dn,
121 records, rec_count, NULL);
125 * Lookup a DNS record, will match DNS wild card records if an exact match
128 WERROR dns_lookup_records_wildcard(struct dns_server *dns,
131 struct dnsp_DnssrvRpcRecord **records,
134 return dns_common_wildcard_lookup(dns->samdb, mem_ctx, dn,
138 WERROR dns_replace_records(struct dns_server *dns,
142 struct dnsp_DnssrvRpcRecord *records,
145 /* TODO: Autogenerate this somehow */
146 uint32_t dwSerial = 110;
147 return dns_common_replace(dns->samdb, mem_ctx, dn,
148 needs_add, dwSerial, records, rec_count);
151 bool dns_authoritative_for_zone(struct dns_server *dns,
154 const struct dns_server_zone *z;
155 size_t host_part_len = 0;
161 if (strcmp(name, "") == 0) {
164 for (z = dns->zones; z != NULL; z = z->next) {
167 match = dns_name_match(z->name, name, &host_part_len);
179 const char *dns_get_authoritative_zone(struct dns_server *dns,
182 const struct dns_server_zone *z;
183 size_t host_part_len = 0;
185 for (z = dns->zones; z != NULL; z = z->next) {
187 match = dns_name_match(z->name, name, &host_part_len);
195 WERROR dns_name2dn(struct dns_server *dns,
200 return dns_common_name2dn(dns->samdb, dns->zones,