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 2 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, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 /*********************************************************
25 Change the domain password on the PDC.
27 Just changes the password betwen the two values specified.
29 Caller must have the cli connected to the netlogon pipe
31 **********************************************************/
32 static NTSTATUS just_change_the_password(struct cli_state *cli, TALLOC_CTX *mem_ctx,
33 unsigned char orig_trust_passwd_hash[16],
34 unsigned char new_trust_passwd_hash[16],
35 uint32 sec_channel_type)
39 /* ensure that schannel uses the right domain */
40 fstrcpy(cli->domain, lp_workgroup());
41 if (! NT_STATUS_IS_OK(result = cli_nt_establish_netlogon(cli, sec_channel_type, orig_trust_passwd_hash))) {
42 DEBUG(3,("just_change_the_password: unable to setup creds (%s)!\n",
47 result = cli_net_srv_pwset(cli, mem_ctx, global_myname(), new_trust_passwd_hash);
49 if (!NT_STATUS_IS_OK(result)) {
50 DEBUG(0,("just_change_the_password: unable to change password (%s)!\n",
56 /*********************************************************
57 Change the domain password on the PDC.
58 Store the password ourselves, but use the supplied password
59 Caller must have already setup the connection to the NETLOGON pipe
60 **********************************************************/
62 NTSTATUS trust_pw_change_and_store_it(struct cli_state *cli, TALLOC_CTX *mem_ctx,
64 unsigned char orig_trust_passwd_hash[16],
65 uint32 sec_channel_type)
67 unsigned char new_trust_passwd_hash[16];
68 char *new_trust_passwd;
72 /* Create a random machine account password */
73 str = generate_random_str(DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
74 new_trust_passwd = talloc_strdup(mem_ctx, str);
76 E_md4hash(new_trust_passwd, new_trust_passwd_hash);
78 nt_status = just_change_the_password(cli, mem_ctx, orig_trust_passwd_hash,
79 new_trust_passwd_hash, sec_channel_type);
81 if (NT_STATUS_IS_OK(nt_status)) {
82 DEBUG(3,("%s : trust_pw_change_and_store_it: Changed password.\n",
85 * Return the result of trying to write the new password
86 * back into the trust account file.
88 if (!secrets_store_machine_password(new_trust_passwd, domain, sec_channel_type)) {
89 nt_status = NT_STATUS_UNSUCCESSFUL;
96 /*********************************************************
97 Change the domain password on the PDC.
98 Do most of the legwork ourselfs. Caller must have
99 already setup the connection to the NETLOGON pipe
100 **********************************************************/
102 NTSTATUS trust_pw_find_change_and_store_it(struct cli_state *cli,
106 unsigned char old_trust_passwd_hash[16];
108 uint32 sec_channel_type = 0;
110 up_domain = talloc_strdup(mem_ctx, domain);
112 if (!secrets_fetch_trust_account_password(domain,
113 old_trust_passwd_hash,
114 NULL, &sec_channel_type)) {
115 DEBUG(0, ("could not fetch domain secrets for domain %s!\n", domain));
116 return NT_STATUS_UNSUCCESSFUL;
119 return trust_pw_change_and_store_it(cli, mem_ctx, domain,
120 old_trust_passwd_hash,
125 /*********************************************************************
126 Enumerate the list of trusted domains from a DC
127 *********************************************************************/
129 BOOL enumerate_domain_trusts( TALLOC_CTX *mem_ctx, const char *domain,
130 char ***domain_names, uint32 *num_domains,
134 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
136 struct in_addr dc_ip;
138 struct cli_state *cli = NULL;
141 *domain_names = NULL;
145 /* lookup a DC first */
147 if ( !get_dc_name(domain, dc_name, &dc_ip) ) {
148 DEBUG(3,("enumerate_domain_trusts: can't locate a DC for domain %s\n",
153 /* setup the anonymous connection */
155 result = cli_full_connection( &cli, global_myname(), dc_name, &dc_ip, 0, "IPC$", "IPC",
156 "", "", "", 0, Undefined, &retry);
157 if ( !NT_STATUS_IS_OK(result) )
160 /* open the LSARPC_PIPE */
162 if ( !cli_nt_session_open( cli, PI_LSARPC ) ) {
163 result = NT_STATUS_UNSUCCESSFUL;
169 result = cli_lsa_open_policy(cli, mem_ctx, True,
170 POLICY_VIEW_LOCAL_INFORMATION, &pol);
171 if ( !NT_STATUS_IS_OK(result) )
174 /* Lookup list of trusted domains */
176 result = cli_lsa_enum_trust_dom(cli, mem_ctx, &pol, &enum_ctx,
177 num_domains, domain_names, sids);
178 if ( !NT_STATUS_IS_OK(result) )
184 cli_nt_session_close( cli );
188 return NT_STATUS_IS_OK(result);