source: vendor/3.6.23/source4/cldap_server/rootdse.c

Last change on this file was 740, checked in by Silvan Scherrer, 13 years ago

Samba Server: update vendor to 3.6.0
File size: 4.7 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3
4 CLDAP server - rootdse handling
5
6 Copyright (C) Stefan Metzmacher 2006
7
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.
12
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.
17
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/>.
20*/
21
22#include "includes.h"
23#include <tevent.h>
24#include <ldb.h>
25#include <ldb_errors.h>
26#include "smbd/service_task.h"
27#include "cldap_server/cldap_server.h"
28#include "librpc/gen_ndr/ndr_misc.h"
29#include "dsdb/samdb/samdb.h"
30#include "ldb_wrap.h"
31
32static void cldapd_rootdse_fill(struct cldapd_server *cldapd,
33 TALLOC_CTX *mem_ctx,
34 struct ldap_SearchRequest *search,
35 struct ldap_SearchResEntry **response,
36 struct ldap_Result *result)
37{
38 struct ldap_SearchResEntry *ent = NULL;
39 struct ldb_result *res = NULL;
40 struct ldb_request *lreq;
41 const char **attrs = NULL;
42 const char *errstr = NULL;
43 int ret = LDAP_SUCCESS, ldb_ret;
44
45 if (search->num_attributes >= 1) {
46 int i;
47
48 attrs = talloc_array(mem_ctx, const char *, search->num_attributes+1);
49 if (attrs == NULL) goto nomem;
50
51 for (i=0; i < search->num_attributes; i++) {
52 attrs[i] = search->attributes[i];
53 }
54 attrs[i] = NULL;
55 }
56
57 res = talloc_zero(mem_ctx, struct ldb_result);
58 if (res == NULL) goto nomem;
59
60 ldb_ret = ldb_build_search_req_ex(&lreq, cldapd->samctx, mem_ctx,
61 NULL, LDB_SCOPE_BASE,
62 search->tree, attrs,
63 NULL,
64 res, ldb_search_default_callback,
65 NULL);
66
67 if (ldb_ret != LDB_SUCCESS) {
68 goto reply;
69 }
70
71 /* Copy the timeout from the incoming call */
72 ldb_set_timeout(cldapd->samctx, lreq, search->timelimit);
73
74 ldb_ret = ldb_request(cldapd->samctx, lreq);
75 if (ldb_ret != LDB_SUCCESS) {
76 goto reply;
77 }
78
79 ldb_ret = ldb_wait(lreq->handle, LDB_WAIT_ALL);
80 if (ldb_ret != LDB_SUCCESS) {
81 goto reply;
82 }
83
84 if (res->count > 1) {
85 errstr = "Internal error: to much replies";
86 ldb_ret = LDB_ERR_OTHER;
87 goto reply;
88 } else if (res->count == 1) {
89 int j;
90
91 ent = talloc(mem_ctx, struct ldap_SearchResEntry);
92 if (ent == NULL) goto nomem;
93
94 ent->dn = ldb_dn_alloc_linearized(ent, res->msgs[0]->dn);
95 if (ent->dn == NULL) goto nomem;
96 ent->num_attributes = 0;
97 ent->attributes = NULL;
98 if (res->msgs[0]->num_elements == 0) {
99 goto reply;
100 }
101 ent->num_attributes = res->msgs[0]->num_elements;
102 ent->attributes = talloc_array(ent, struct ldb_message_element,
103 ent->num_attributes);
104 if (ent->attributes == NULL) goto nomem;
105 for (j=0; j < ent->num_attributes; j++) {
106 ent->attributes[j].name = talloc_steal(ent->attributes,
107 res->msgs[0]->elements[j].name);
108 ent->attributes[j].num_values = 0;
109 ent->attributes[j].values = NULL;
110 if (search->attributesonly && (res->msgs[0]->elements[j].num_values == 0)) {
111 continue;
112 }
113 ent->attributes[j].num_values = res->msgs[0]->elements[j].num_values;
114 ent->attributes[j].values = res->msgs[0]->elements[j].values;
115 talloc_steal(ent->attributes, res->msgs[0]->elements[j].values);
116 }
117 }
118
119reply:
120 if (ret != LDAP_SUCCESS) {
121 /* nothing ... */
122 } else if (ldb_ret == LDB_SUCCESS) {
123 ret = LDAP_SUCCESS;
124 errstr = NULL;
125 } else {
126 ret = ldb_ret;
127 errstr = ldb_errstring(cldapd->samctx);
128 }
129 goto done;
130nomem:
131 talloc_free(ent);
132 ret = LDAP_OPERATIONS_ERROR;
133 errstr = "No memory";
134done:
135 *response = ent;
136 result->resultcode = ret;
137 result->errormessage = (errstr?talloc_strdup(mem_ctx, errstr):NULL);
138}
139
140/*
141 handle incoming cldap requests
142*/
143void cldapd_rootdse_request(struct cldap_socket *cldap,
144 struct cldapd_server *cldapd,
145 TALLOC_CTX *tmp_ctx,
146 uint32_t message_id,
147 struct ldap_SearchRequest *search,
148 struct tsocket_address *src)
149{
150 NTSTATUS status;
151 struct cldap_reply reply;
152 struct ldap_Result result;
153
154 ZERO_STRUCT(result);
155
156 reply.messageid = message_id;
157 reply.dest = src;
158 reply.response = NULL;
159 reply.result = &result;
160
161 cldapd_rootdse_fill(cldapd, tmp_ctx, search, &reply.response,
162 reply.result);
163
164 status = cldap_reply_send(cldap, &reply);
165 if (!NT_STATUS_IS_OK(status)) {
166 DEBUG(2,("cldap rootdse query failed '%s' - %s\n",
167 ldb_filter_from_tree(tmp_ctx, search->tree), nt_errstr(status)));
168 }
169
170 return;
171}
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