source: branches/samba-3.5.x/source4/rpc_server/drsuapi/drsutil.c

Last change on this file was 414, checked in by Herwig Bauernfeind, 15 years ago

Samba 3.5.0: Initial import
File size: 4.4 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3
4 useful utilities for the DRS server
5
6 Copyright (C) Andrew Tridgell 2009
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 "rpc_server/dcerpc_server.h"
24#include "dsdb/samdb/samdb.h"
25#include "libcli/security/dom_sid.h"
26#include "rpc_server/drsuapi/dcesrv_drsuapi.h"
27#include "libcli/security/security.h"
28#include "param/param.h"
29
30/*
31 format a drsuapi_DsReplicaObjectIdentifier naming context as a string
32 */
33char *drs_ObjectIdentifier_to_string(TALLOC_CTX *mem_ctx,
34 struct drsuapi_DsReplicaObjectIdentifier *nc)
35{
36 char *guid, *sid, *ret;
37 guid = GUID_string(mem_ctx, &nc->guid);
38 sid = dom_sid_string(mem_ctx, &nc->sid);
39 ret = talloc_asprintf(mem_ctx, "<GUID=%s>;<SID=%s>;%s",
40 guid, sid, nc->dn);
41 talloc_free(guid);
42 talloc_free(sid);
43 return ret;
44}
45
46int drsuapi_search_with_extended_dn(struct ldb_context *ldb,
47 TALLOC_CTX *mem_ctx,
48 struct ldb_result **_res,
49 struct ldb_dn *basedn,
50 enum ldb_scope scope,
51 const char * const *attrs,
52 const char *sort_attrib,
53 const char *filter)
54{
55 int ret;
56 struct ldb_request *req;
57 TALLOC_CTX *tmp_ctx;
58 struct ldb_result *res;
59
60 tmp_ctx = talloc_new(mem_ctx);
61
62 res = talloc_zero(tmp_ctx, struct ldb_result);
63 if (!res) {
64 return LDB_ERR_OPERATIONS_ERROR;
65 }
66
67 ret = ldb_build_search_req(&req, ldb, tmp_ctx,
68 basedn,
69 scope,
70 filter,
71 attrs,
72 NULL,
73 res,
74 ldb_search_default_callback,
75 NULL);
76 if (ret != LDB_SUCCESS) {
77 talloc_free(tmp_ctx);
78 return ret;
79 }
80
81 ret = ldb_request_add_control(req, LDB_CONTROL_EXTENDED_DN_OID, true, NULL);
82 if (ret != LDB_SUCCESS) {
83 return ret;
84 }
85
86 ret = ldb_request_add_control(req, LDB_CONTROL_SHOW_DELETED_OID, true, NULL);
87 if (ret != LDB_SUCCESS) {
88 return ret;
89 }
90
91 if (sort_attrib) {
92 struct ldb_server_sort_control **sort_control;
93 sort_control = talloc_array(req, struct ldb_server_sort_control *, 2);
94 if (sort_control == NULL) {
95 talloc_free(tmp_ctx);
96 return LDB_ERR_OPERATIONS_ERROR;
97 }
98 sort_control[0] = talloc(req, struct ldb_server_sort_control);
99 sort_control[0]->attributeName = sort_attrib;
100 sort_control[0]->orderingRule = NULL;
101 sort_control[0]->reverse = 1;
102 sort_control[1] = NULL;
103
104 ret = ldb_request_add_control(req, LDB_CONTROL_SERVER_SORT_OID, true, sort_control);
105 if (ret != LDB_SUCCESS) {
106 return ret;
107 }
108 }
109
110
111 ret = ldb_request(ldb, req);
112 if (ret == LDB_SUCCESS) {
113 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
114 }
115
116 talloc_free(req);
117 *_res = talloc_steal(mem_ctx, res);
118 return ret;
119}
120
121WERROR drs_security_level_check(struct dcesrv_call_state *dce_call, const char* call)
122{
123 if (lp_parm_bool(dce_call->conn->dce_ctx->lp_ctx, NULL,
124 "drs", "disable_sec_check", false)) {
125 return WERR_OK;
126 }
127
128 if (security_session_user_level(dce_call->conn->auth_state.session_info) <
129 SECURITY_DOMAIN_CONTROLLER) {
130 DEBUG(0,("DsReplicaGetInfo refused for security token\n"));
131 return WERR_DS_DRA_ACCESS_DENIED;
132 }
133
134 return WERR_OK;
135}
136
137void drsuapi_process_secret_attribute(struct drsuapi_DsReplicaAttribute *attr,
138 struct drsuapi_DsReplicaMetaData *meta_data)
139{
140 if (attr->value_ctr.num_values == 0) {
141 return;
142 }
143
144 switch (attr->attid) {
145 case DRSUAPI_ATTRIBUTE_dBCSPwd:
146 case DRSUAPI_ATTRIBUTE_unicodePwd:
147 case DRSUAPI_ATTRIBUTE_ntPwdHistory:
148 case DRSUAPI_ATTRIBUTE_lmPwdHistory:
149 case DRSUAPI_ATTRIBUTE_supplementalCredentials:
150 case DRSUAPI_ATTRIBUTE_priorValue:
151 case DRSUAPI_ATTRIBUTE_currentValue:
152 case DRSUAPI_ATTRIBUTE_trustAuthOutgoing:
153 case DRSUAPI_ATTRIBUTE_trustAuthIncoming:
154 case DRSUAPI_ATTRIBUTE_initialAuthOutgoing:
155 case DRSUAPI_ATTRIBUTE_initialAuthIncoming:
156 /*set value to null*/
157 attr->value_ctr.num_values = 0;
158 talloc_free(attr->value_ctr.values);
159 attr->value_ctr.values = NULL;
160 meta_data->originating_change_time = 0;
161 return;
162 default:
163 return;
164 }
165 return;
166}
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