2 * Unix SMB/CIFS implementation.
3 * Routines to operate on various trust relationships
4 * Copyright (C) Andrew Bartlett 2001
5 * Copyright (C) Rafal Szczesniak 2003
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, see <http://www.gnu.org/licenses/>.
22 #include "../libcli/auth/libcli_auth.h"
23 #include "../librpc/gen_ndr/cli_lsa.h"
24 #include "rpc_client/cli_lsarpc.h"
25 #include "rpc_client/cli_netlogon.h"
26 #include "../librpc/gen_ndr/ndr_netlogon.h"
29 /*********************************************************
30 Change the domain password on the PDC.
31 Store the password ourselves, but use the supplied password
32 Caller must have already setup the connection to the NETLOGON pipe
33 **********************************************************/
35 NTSTATUS trust_pw_change_and_store_it(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
37 const char *account_name,
38 unsigned char orig_trust_passwd_hash[16],
39 enum netr_SchannelType sec_channel_type)
41 unsigned char new_trust_passwd_hash[16];
42 char *new_trust_passwd;
45 switch (sec_channel_type) {
50 return NT_STATUS_NOT_SUPPORTED;
53 /* Create a random machine account password */
54 new_trust_passwd = generate_random_str(mem_ctx, DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
56 if (new_trust_passwd == NULL) {
57 DEBUG(0, ("talloc_strdup failed\n"));
58 return NT_STATUS_NO_MEMORY;
61 E_md4hash(new_trust_passwd, new_trust_passwd_hash);
63 nt_status = rpccli_netlogon_set_trust_password(cli, mem_ctx,
65 orig_trust_passwd_hash,
67 new_trust_passwd_hash,
70 if (NT_STATUS_IS_OK(nt_status)) {
71 DEBUG(3,("%s : trust_pw_change_and_store_it: Changed password.\n",
72 current_timestring(talloc_tos(), False)));
74 * Return the result of trying to write the new password
75 * back into the trust account file.
78 switch (sec_channel_type) {
81 if (!secrets_store_machine_password(new_trust_passwd, domain, sec_channel_type)) {
82 nt_status = NT_STATUS_UNSUCCESSFUL;
86 case SEC_CHAN_DOMAIN: {
89 time_t pass_last_set_time;
91 /* we need to get the sid first for the
92 * pdb_set_trusteddom_pw call */
94 if (!pdb_get_trusteddom_pw(domain, &pwd, &sid, &pass_last_set_time)) {
95 nt_status = NT_STATUS_TRUSTED_RELATIONSHIP_FAILURE;
97 if (!pdb_set_trusteddom_pw(domain, new_trust_passwd, &sid)) {
98 nt_status = NT_STATUS_INTERNAL_DB_CORRUPTION;
110 /*********************************************************
111 Change the domain password on the PDC.
112 Do most of the legwork ourselfs. Caller must have
113 already setup the connection to the NETLOGON pipe
114 **********************************************************/
116 NTSTATUS trust_pw_find_change_and_store_it(struct rpc_pipe_client *cli,
120 unsigned char old_trust_passwd_hash[16];
121 enum netr_SchannelType sec_channel_type = SEC_CHAN_NULL;
122 const char *account_name;
124 if (!get_trust_pw_hash(domain, old_trust_passwd_hash, &account_name,
125 &sec_channel_type)) {
126 DEBUG(0, ("could not fetch domain secrets for domain %s!\n", domain));
127 return NT_STATUS_UNSUCCESSFUL;
130 return trust_pw_change_and_store_it(cli, mem_ctx, domain,
132 old_trust_passwd_hash,
136 /*********************************************************************
137 Enumerate the list of trusted domains from a DC
138 *********************************************************************/
140 bool enumerate_domain_trusts( TALLOC_CTX *mem_ctx, const char *domain,
141 char ***domain_names, uint32 *num_domains,
142 struct dom_sid **sids )
144 struct policy_handle pol;
145 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
147 struct sockaddr_storage dc_ss;
149 struct cli_state *cli = NULL;
150 struct rpc_pipe_client *lsa_pipe = NULL;
151 struct lsa_DomainList dom_list;
154 *domain_names = NULL;
158 /* lookup a DC first */
160 if ( !get_dc_name(domain, NULL, dc_name, &dc_ss) ) {
161 DEBUG(3,("enumerate_domain_trusts: can't locate a DC for domain %s\n",
166 /* setup the anonymous connection */
168 result = cli_full_connection( &cli, global_myname(), dc_name, &dc_ss, 0, "IPC$", "IPC",
169 "", "", "", 0, Undefined, NULL);
170 if ( !NT_STATUS_IS_OK(result) )
173 /* open the LSARPC_PIPE */
175 result = cli_rpc_pipe_open_noauth(cli, &ndr_table_lsarpc.syntax_id,
177 if (!NT_STATUS_IS_OK(result)) {
183 result = rpccli_lsa_open_policy(lsa_pipe, mem_ctx, True,
184 LSA_POLICY_VIEW_LOCAL_INFORMATION, &pol);
185 if ( !NT_STATUS_IS_OK(result) )
188 /* Lookup list of trusted domains */
190 result = rpccli_lsa_EnumTrustDom(lsa_pipe, mem_ctx,
195 if ( !NT_STATUS_IS_OK(result) )
198 *num_domains = dom_list.count;
200 *domain_names = TALLOC_ZERO_ARRAY(mem_ctx, char *, *num_domains);
201 if (!*domain_names) {
202 result = NT_STATUS_NO_MEMORY;
206 *sids = TALLOC_ZERO_ARRAY(mem_ctx, struct dom_sid, *num_domains);
208 result = NT_STATUS_NO_MEMORY;
212 for (i=0; i< *num_domains; i++) {
213 (*domain_names)[i] = CONST_DISCARD(char *, dom_list.domains[i].name.string);
214 (*sids)[i] = *dom_list.domains[i].sid;
220 DEBUG(10,("enumerate_domain_trusts: shutting down connection...\n"));
224 return NT_STATUS_IS_OK(result);
227 NTSTATUS change_trust_account_password( const char *domain, const char *remote_machine)
229 NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
230 struct sockaddr_storage pdc_ss;
232 struct cli_state *cli = NULL;
233 struct rpc_pipe_client *netlogon_pipe = NULL;
235 DEBUG(5,("change_trust_account_password: Attempting to change trust account password in domain %s....\n",
238 if (remote_machine == NULL || !strcmp(remote_machine, "*")) {
239 /* Use the PDC *only* for this */
241 if ( !get_pdc_ip(domain, &pdc_ss) ) {
242 DEBUG(0,("Can't get IP for PDC for domain %s\n", domain));
246 if ( !name_status_find( domain, 0x1b, 0x20, &pdc_ss, dc_name) )
249 /* supoport old deprecated "smbpasswd -j DOMAIN -r MACHINE" behavior */
250 fstrcpy( dc_name, remote_machine );
253 /* if this next call fails, then give up. We can't do
254 password changes on BDC's --jerry */
256 if (!NT_STATUS_IS_OK(cli_full_connection(&cli, global_myname(), dc_name,
260 "", 0, Undefined, NULL))) {
261 DEBUG(0,("modify_trust_password: Connection to %s failed!\n", dc_name));
262 nt_status = NT_STATUS_UNSUCCESSFUL;
267 * Ok - we have an anonymous connection to the IPC$ share.
268 * Now start the NT Domain stuff :-).
271 /* Shouldn't we open this with schannel ? JRA. */
273 nt_status = cli_rpc_pipe_open_noauth(
274 cli, &ndr_table_netlogon.syntax_id, &netlogon_pipe);
275 if (!NT_STATUS_IS_OK(nt_status)) {
276 DEBUG(0,("modify_trust_password: unable to open the domain client session to machine %s. Error was : %s.\n",
277 dc_name, nt_errstr(nt_status)));
283 nt_status = trust_pw_find_change_and_store_it(
284 netlogon_pipe, netlogon_pipe, domain);
290 if (!NT_STATUS_IS_OK(nt_status)) {
291 DEBUG(0,("%s : change_trust_account_password: Failed to change password for domain %s.\n",
292 current_timestring(talloc_tos(), False), domain));
295 DEBUG(5,("change_trust_account_password: sucess!\n"));