source: trunk/samba-3.0.25pre1/source/lib/smbldap_util.c@ 1

Last change on this file since 1 was 1, checked in by Paul Smedley, 19 years ago

Initial code import
File size: 8.1 KB
Line 
1/*
2 Unix SMB/CIFS mplementation.
3 LDAP protocol helper functions for SAMBA
4 Copyright (C) Jean François Micouleau 1998
5 Copyright (C) Gerald Carter 2001-2003
6 Copyright (C) Shahms King 2001
7 Copyright (C) Andrew Bartlett 2002-2003
8 Copyright (C) Stefan (metze) Metzmacher 2002-2003
9
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23
24*/
25
26#include "includes.h"
27#include "smbldap.h"
28
29/**********************************************************************
30 Add the account-policies below the sambaDomain object to LDAP,
31*********************************************************************/
32
33static NTSTATUS add_new_domain_account_policies(struct smbldap_state *ldap_state,
34 const char *domain_name)
35{
36 NTSTATUS ntstatus = NT_STATUS_UNSUCCESSFUL;
37 int i, rc;
38 uint32 policy_default;
39 const char *policy_attr = NULL;
40 pstring dn;
41 LDAPMod **mods = NULL;
42
43 DEBUG(3,("add_new_domain_account_policies: Adding new account policies for domain\n"));
44
45 pstr_sprintf(dn, "%s=%s,%s",
46 get_attr_key2string(dominfo_attr_list, LDAP_ATTR_DOMAIN),
47 domain_name, lp_ldap_suffix());
48
49 for (i=1; decode_account_policy_name(i) != NULL; i++) {
50
51 pstring val;
52
53 policy_attr = get_account_policy_attr(i);
54 if (!policy_attr) {
55 DEBUG(0,("add_new_domain_account_policies: ops. no policy!\n"));
56 continue;
57 }
58
59 if (!account_policy_get_default(i, &policy_default)) {
60 DEBUG(0,("add_new_domain_account_policies: failed to get default account policy\n"));
61 return ntstatus;
62 }
63
64 DEBUG(10,("add_new_domain_account_policies: adding \"%s\" with value: %d\n", policy_attr, policy_default));
65
66 pstr_sprintf(val, "%d", policy_default);
67
68 smbldap_set_mod( &mods, LDAP_MOD_REPLACE, policy_attr, val);
69
70 rc = smbldap_modify(ldap_state, dn, mods);
71
72 if (rc!=LDAP_SUCCESS) {
73 char *ld_error = NULL;
74 ldap_get_option(ldap_state->ldap_struct, LDAP_OPT_ERROR_STRING, &ld_error);
75 DEBUG(1,("add_new_domain_account_policies: failed to add account policies to dn= %s with: %s\n\t%s\n",
76 dn, ldap_err2string(rc),
77 ld_error ? ld_error : "unknown"));
78 SAFE_FREE(ld_error);
79 ldap_mods_free(mods, True);
80 return ntstatus;
81 }
82 }
83
84 ldap_mods_free(mods, True);
85
86 return NT_STATUS_OK;
87}
88
89/**********************************************************************
90 Add the sambaDomain to LDAP, so we don't have to search for this stuff
91 again. This is a once-add operation for now.
92
93 TODO: Add other attributes, and allow modification.
94*********************************************************************/
95
96static NTSTATUS add_new_domain_info(struct smbldap_state *ldap_state,
97 const char *domain_name)
98{
99 fstring sid_string;
100 fstring algorithmic_rid_base_string;
101 pstring filter, dn;
102 LDAPMod **mods = NULL;
103 int rc;
104 LDAPMessage *result = NULL;
105 int num_result;
106 const char **attr_list;
107
108 slprintf (filter, sizeof (filter) - 1, "(&(%s=%s)(objectclass=%s))",
109 get_attr_key2string(dominfo_attr_list, LDAP_ATTR_DOMAIN),
110 domain_name, LDAP_OBJ_DOMINFO);
111
112 attr_list = get_attr_list( NULL, dominfo_attr_list );
113 rc = smbldap_search_suffix(ldap_state, filter, attr_list, &result);
114 TALLOC_FREE( attr_list );
115
116 if (rc != LDAP_SUCCESS) {
117 return NT_STATUS_UNSUCCESSFUL;
118 }
119
120 num_result = ldap_count_entries(ldap_state->ldap_struct, result);
121
122 if (num_result > 1) {
123 DEBUG (0, ("add_new_domain_info: More than domain with that name exists: bailing "
124 "out!\n"));
125 ldap_msgfree(result);
126 return NT_STATUS_UNSUCCESSFUL;
127 }
128
129 /* Check if we need to add an entry */
130 DEBUG(3,("add_new_domain_info: Adding new domain\n"));
131
132 pstr_sprintf(dn, "%s=%s,%s",
133 get_attr_key2string(dominfo_attr_list, LDAP_ATTR_DOMAIN),
134 domain_name, lp_ldap_suffix());
135
136 /* Free original search */
137 ldap_msgfree(result);
138
139 /* make the changes - the entry *must* not already have samba
140 * attributes */
141
142 smbldap_set_mod(&mods, LDAP_MOD_ADD,
143 get_attr_key2string(dominfo_attr_list,
144 LDAP_ATTR_DOMAIN),
145 domain_name);
146
147 /* If we don't have an entry, then ask secrets.tdb for what it thinks.
148 It may choose to make it up */
149
150 sid_to_string(sid_string, get_global_sam_sid());
151 smbldap_set_mod(&mods, LDAP_MOD_ADD,
152 get_attr_key2string(dominfo_attr_list,
153 LDAP_ATTR_DOM_SID),
154 sid_string);
155
156 slprintf(algorithmic_rid_base_string,
157 sizeof(algorithmic_rid_base_string) - 1, "%i",
158 algorithmic_rid_base());
159 smbldap_set_mod(&mods, LDAP_MOD_ADD,
160 get_attr_key2string(dominfo_attr_list,
161 LDAP_ATTR_ALGORITHMIC_RID_BASE),
162 algorithmic_rid_base_string);
163 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_DOMINFO);
164
165 /* add the sambaNextUserRid attributes. */
166
167 {
168 uint32 rid = BASE_RID;
169 fstring rid_str;
170
171 fstr_sprintf( rid_str, "%i", rid );
172 DEBUG(10,("add_new_domain_info: setting next available user rid [%s]\n", rid_str));
173 smbldap_set_mod(&mods, LDAP_MOD_ADD,
174 get_attr_key2string(dominfo_attr_list,
175 LDAP_ATTR_NEXT_USERRID),
176 rid_str);
177 }
178
179
180 rc = smbldap_add(ldap_state, dn, mods);
181
182 if (rc!=LDAP_SUCCESS) {
183 char *ld_error = NULL;
184 ldap_get_option(ldap_state->ldap_struct,
185 LDAP_OPT_ERROR_STRING, &ld_error);
186 DEBUG(1,("add_new_domain_info: failed to add domain dn= %s with: %s\n\t%s\n",
187 dn, ldap_err2string(rc),
188 ld_error?ld_error:"unknown"));
189 SAFE_FREE(ld_error);
190
191 ldap_mods_free(mods, True);
192 return NT_STATUS_UNSUCCESSFUL;
193 }
194
195 DEBUG(2,("add_new_domain_info: added: domain = %s in the LDAP database\n", domain_name));
196 ldap_mods_free(mods, True);
197 return NT_STATUS_OK;
198}
199
200/**********************************************************************
201Search for the domain info entry
202*********************************************************************/
203
204NTSTATUS smbldap_search_domain_info(struct smbldap_state *ldap_state,
205 LDAPMessage ** result, const char *domain_name,
206 BOOL try_add)
207{
208 NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
209 pstring filter;
210 int rc;
211 const char **attr_list;
212 int count;
213
214 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%s))",
215 LDAP_OBJ_DOMINFO,
216 get_attr_key2string(dominfo_attr_list, LDAP_ATTR_DOMAIN),
217 domain_name);
218
219 DEBUG(2, ("smbldap_search_domain_info: Searching for:[%s]\n", filter));
220
221 attr_list = get_attr_list( NULL, dominfo_attr_list );
222 rc = smbldap_search_suffix(ldap_state, filter, attr_list , result);
223 TALLOC_FREE( attr_list );
224
225 if (rc != LDAP_SUCCESS) {
226 DEBUG(2,("smbldap_search_domain_info: Problem during LDAPsearch: %s\n", ldap_err2string (rc)));
227 DEBUG(2,("smbldap_search_domain_info: Query was: %s, %s\n", lp_ldap_suffix(), filter));
228 goto failed;
229 }
230
231 count = ldap_count_entries(ldap_state->ldap_struct, *result);
232
233 if (count == 1)
234 return NT_STATUS_OK;
235
236 ldap_msgfree(*result);
237 *result = NULL;
238
239 if (count < 1) {
240
241 DEBUG(3, ("smbldap_search_domain_info: Got no domain info entries for domain\n"));
242
243 if (!try_add)
244 goto failed;
245
246 status = add_new_domain_info(ldap_state, domain_name);
247 if (!NT_STATUS_IS_OK(status)) {
248 DEBUG(0, ("smbldap_search_domain_info: Adding domain info for %s failed with %s\n",
249 domain_name, nt_errstr(status)));
250 goto failed;
251 }
252
253 status = add_new_domain_account_policies(ldap_state, domain_name);
254 if (!NT_STATUS_IS_OK(status)) {
255 DEBUG(0, ("smbldap_search_domain_info: Adding domain account policies for %s failed with %s\n",
256 domain_name, nt_errstr(status)));
257 goto failed;
258 }
259
260 return smbldap_search_domain_info(ldap_state, result, domain_name, False);
261
262 }
263
264 if (count > 1 ) {
265
266 DEBUG(0, ("smbldap_search_domain_info: Got too many (%d) domain info entries for domain %s\n",
267 count, domain_name));
268 goto failed;
269 }
270
271failed:
272 return status;
273}
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