| 1 | /*
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| 2 | * Unix SMB/CIFS implementation.
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| 3 | * Periodic Trust account password changing.
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| 4 | * Copyright (C) Andrew Tridgell 1992-1997,
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| 5 | * Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
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| 6 | * Copyright (C) Paul Ashton 1997.
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| 7 | * Copyright (C) Jeremy Allison 1998.
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| 8 | * Copyright (C) Andrew Bartlett 2001.
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| 9 | *
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| 10 | * This program is free software; you can redistribute it and/or modify
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| 11 | * it under the terms of the GNU General Public License as published by
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| 12 | * the Free Software Foundation; either version 3 of the License, or
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| 13 | * (at your option) any later version.
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| 14 | *
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| 15 | * This program is distributed in the hope that it will be useful,
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | * GNU General Public License for more details.
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| 19 | *
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| 20 | * You should have received a copy of the GNU General Public License
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| 21 | * along with this program; if not, see <http://www.gnu.org/licenses/>.
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| 22 | */
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| 23 |
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| 24 | #include "includes.h"
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| 25 |
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| 26 | /************************************************************************
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| 27 | Change the trust account password for a domain.
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| 28 | ************************************************************************/
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| 29 |
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| 30 | NTSTATUS change_trust_account_password( const char *domain, const char *remote_machine)
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| 31 | {
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| 32 | NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
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| 33 | struct sockaddr_storage pdc_ss;
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| 34 | fstring dc_name;
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| 35 | struct cli_state *cli = NULL;
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| 36 | struct rpc_pipe_client *netlogon_pipe = NULL;
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| 37 |
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| 38 | DEBUG(5,("change_trust_account_password: Attempting to change trust account password in domain %s....\n",
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| 39 | domain));
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| 40 |
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| 41 | if (remote_machine == NULL || !strcmp(remote_machine, "*")) {
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| 42 | /* Use the PDC *only* for this */
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| 43 |
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| 44 | if ( !get_pdc_ip(domain, &pdc_ss) ) {
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| 45 | DEBUG(0,("Can't get IP for PDC for domain %s\n", domain));
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| 46 | goto failed;
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| 47 | }
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| 48 |
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| 49 | if ( !name_status_find( domain, 0x1b, 0x20, &pdc_ss, dc_name) )
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| 50 | goto failed;
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| 51 | } else {
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| 52 | /* supoport old deprecated "smbpasswd -j DOMAIN -r MACHINE" behavior */
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| 53 | fstrcpy( dc_name, remote_machine );
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| 54 | }
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| 55 |
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| 56 | /* if this next call fails, then give up. We can't do
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| 57 | password changes on BDC's --jerry */
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| 58 |
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| 59 | if (!NT_STATUS_IS_OK(cli_full_connection(&cli, global_myname(), dc_name,
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| 60 | NULL, 0,
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| 61 | "IPC$", "IPC",
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| 62 | "", "",
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| 63 | "", 0, Undefined, NULL))) {
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| 64 | DEBUG(0,("modify_trust_password: Connection to %s failed!\n", dc_name));
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| 65 | nt_status = NT_STATUS_UNSUCCESSFUL;
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| 66 | goto failed;
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| 67 | }
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| 68 |
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| 69 | /*
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| 70 | * Ok - we have an anonymous connection to the IPC$ share.
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| 71 | * Now start the NT Domain stuff :-).
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| 72 | */
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| 73 |
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| 74 | /* Shouldn't we open this with schannel ? JRA. */
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| 75 |
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| 76 | netlogon_pipe = cli_rpc_pipe_open_noauth(cli, PI_NETLOGON, &nt_status);
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| 77 | if (!netlogon_pipe) {
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| 78 | DEBUG(0,("modify_trust_password: unable to open the domain client session to machine %s. Error was : %s.\n",
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| 79 | dc_name, nt_errstr(nt_status)));
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| 80 | cli_shutdown(cli);
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| 81 | cli = NULL;
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| 82 | goto failed;
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| 83 | }
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| 84 |
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| 85 | nt_status = trust_pw_find_change_and_store_it(netlogon_pipe, netlogon_pipe->mem_ctx, domain);
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| 86 |
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| 87 | cli_shutdown(cli);
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| 88 | cli = NULL;
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| 89 |
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| 90 | failed:
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| 91 | if (!NT_STATUS_IS_OK(nt_status)) {
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| 92 | DEBUG(0,("%s : change_trust_account_password: Failed to change password for domain %s.\n",
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| 93 | current_timestring(debug_ctx(), False), domain));
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| 94 | }
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| 95 | else
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| 96 | DEBUG(5,("change_trust_account_password: sucess!\n"));
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| 97 |
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| 98 | return nt_status;
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| 99 | }
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