2 * Unix SMB/CIFS implementation.
3 * Helper routines for net
4 * Copyright (C) Volker Lendecke 2006
5 * Copyright (C) Kai Blin 2008
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/>.
23 #include "utils/net.h"
24 #include "libsmb/namequery.h"
25 #include "rpc_client/cli_pipe.h"
26 #include "../librpc/gen_ndr/ndr_lsa_c.h"
27 #include "rpc_client/cli_lsarpc.h"
28 #include "../librpc/gen_ndr/ndr_dssetup_c.h"
30 #include "../libcli/security/security.h"
31 #include "libsmb/libsmb.h"
32 #include "lib/param/param.h"
33 #include "auth/gensec/gensec.h"
34 #include "libcli/auth/netlogon_creds_cli.h"
35 #include "lib/cmdline/cmdline.h"
37 NTSTATUS
net_rpc_lookup_name(struct net_context
*c
,
38 TALLOC_CTX
*mem_ctx
, struct cli_state
*cli
,
39 const char *name
, const char **ret_domain
,
40 const char **ret_name
, struct dom_sid
*ret_sid
,
41 enum lsa_SidType
*ret_type
)
43 struct rpc_pipe_client
*lsa_pipe
= NULL
;
44 struct policy_handle pol
;
45 NTSTATUS status
, result
;
46 const char **dom_names
;
48 enum lsa_SidType
*types
;
49 struct dcerpc_binding_handle
*b
;
53 status
= cli_rpc_pipe_open_noauth(cli
, &ndr_table_lsarpc
,
55 if (!NT_STATUS_IS_OK(status
)) {
56 d_fprintf(stderr
, _("Could not initialise lsa pipe\n"));
60 b
= lsa_pipe
->binding_handle
;
62 status
= rpccli_lsa_open_policy(lsa_pipe
, mem_ctx
, false,
63 SEC_FLAG_MAXIMUM_ALLOWED
,
65 if (!NT_STATUS_IS_OK(status
)) {
66 d_fprintf(stderr
, "open_policy %s: %s\n", _("failed"),
71 status
= rpccli_lsa_lookup_names(lsa_pipe
, mem_ctx
, &pol
, 1,
72 &name
, &dom_names
, 1, &sids
, &types
);
74 if (!NT_STATUS_IS_OK(status
)) {
75 /* This can happen easily, don't log an error */
79 if (ret_domain
!= NULL
) {
80 *ret_domain
= dom_names
[0];
82 if (ret_name
!= NULL
) {
83 *ret_name
= talloc_strdup(mem_ctx
, name
);
85 if (ret_sid
!= NULL
) {
86 sid_copy(ret_sid
, &sids
[0]);
88 if (ret_type
!= NULL
) {
93 if (is_valid_policy_hnd(&pol
)) {
94 dcerpc_lsa_Close(b
, mem_ctx
, &pol
, &result
);
96 TALLOC_FREE(lsa_pipe
);
101 /****************************************************************************
102 Connect to \\server\service.
103 ****************************************************************************/
105 NTSTATUS
connect_to_service(struct net_context
*c
,
106 struct cli_state
**cli_ctx
,
107 const struct sockaddr_storage
*server_ss
,
108 const char *server_name
,
109 const char *service_name
,
110 const char *service_type
)
115 if (strequal(service_type
, "IPC")) {
116 flags
|= CLI_FULL_CONNECTION_IPC
;
119 nt_status
= cli_full_connection_creds(c
,
129 if (!NT_STATUS_IS_OK(nt_status
)) {
130 d_fprintf(stderr
, _("Could not connect to server %s\n"),
133 /* Display a nicer message depending on the result */
135 if (NT_STATUS_V(nt_status
) ==
136 NT_STATUS_V(NT_STATUS_LOGON_FAILURE
))
138 _("The username or password was not "
141 if (NT_STATUS_V(nt_status
) ==
142 NT_STATUS_V(NT_STATUS_ACCOUNT_LOCKED_OUT
))
143 d_fprintf(stderr
, _("The account was locked out.\n"));
145 if (NT_STATUS_V(nt_status
) ==
146 NT_STATUS_V(NT_STATUS_ACCOUNT_DISABLED
))
147 d_fprintf(stderr
, _("The account was disabled.\n"));
154 /****************************************************************************
155 Connect to \\server\ipc$.
156 ****************************************************************************/
158 NTSTATUS
connect_to_ipc(struct net_context
*c
,
159 struct cli_state
**cli_ctx
,
160 const struct sockaddr_storage
*server_ss
,
161 const char *server_name
)
163 return connect_to_service(c
, cli_ctx
, server_ss
, server_name
, "IPC$",
167 /****************************************************************************
168 Connect to \\server\ipc$ anonymously.
169 ****************************************************************************/
171 NTSTATUS
connect_to_ipc_anonymous(struct net_context
*c
,
172 struct cli_state
**cli_ctx
,
173 const struct sockaddr_storage
*server_ss
,
174 const char *server_name
)
177 struct cli_credentials
*anon_creds
= NULL
;
179 anon_creds
= cli_credentials_init_anon(c
);
180 if (anon_creds
== NULL
) {
181 DBG_ERR("cli_credentials_init_anon() failed\n");
182 return NT_STATUS_NO_MEMORY
;
185 nt_status
= cli_full_connection_creds(c
,
187 c
->opt_requester_name
,
194 CLI_FULL_CONNECTION_IPC
);
196 if (NT_STATUS_IS_OK(nt_status
)) {
199 DEBUG(1,("Cannot connect to server (anonymously). Error was %s\n", nt_errstr(nt_status
)));
205 * Connect a server and open a given pipe
207 * @param cli_dst A cli_state
208 * @param pipe The pipe to open
209 * @param got_pipe boolean that stores if we got a pipe
211 * @return Normal NTSTATUS return.
213 NTSTATUS
connect_dst_pipe(struct net_context
*c
, struct cli_state
**cli_dst
,
214 struct rpc_pipe_client
**pp_pipe_hnd
,
215 const struct ndr_interface_table
*table
)
218 char *server_name
= SMB_STRDUP("127.0.0.1");
219 struct cli_state
*cli_tmp
= NULL
;
220 struct rpc_pipe_client
*pipe_hnd
= NULL
;
222 if (server_name
== NULL
) {
223 return NT_STATUS_NO_MEMORY
;
226 if (c
->opt_destination
) {
227 SAFE_FREE(server_name
);
228 if ((server_name
= SMB_STRDUP(c
->opt_destination
)) == NULL
) {
229 return NT_STATUS_NO_MEMORY
;
233 /* make a connection to a named pipe */
234 nt_status
= connect_to_ipc(c
, &cli_tmp
, NULL
, server_name
);
235 if (!NT_STATUS_IS_OK(nt_status
)) {
236 SAFE_FREE(server_name
);
240 nt_status
= cli_rpc_pipe_open_noauth(cli_tmp
, table
,
242 if (!NT_STATUS_IS_OK(nt_status
)) {
243 DEBUG(0, ("couldn't not initialize pipe\n"));
244 cli_shutdown(cli_tmp
);
245 SAFE_FREE(server_name
);
250 *pp_pipe_hnd
= pipe_hnd
;
251 SAFE_FREE(server_name
);
256 /****************************************************************************
257 Use the local machine account (krb) and password for this session.
258 ****************************************************************************/
260 int net_use_krb_machine_account(struct net_context
*c
)
262 if (!secrets_init()) {
263 d_fprintf(stderr
,_("ERROR: Unable to open secrets database\n"));
267 cli_credentials_set_machine_account(c
->creds
, c
->lp_ctx
);
268 c
->explicit_credentials
= true;
272 bool net_find_server(struct net_context
*c
,
275 struct sockaddr_storage
*server_ss
,
278 const char *d
= domain
? domain
: c
->opt_target_workgroup
;
281 *server_name
= SMB_STRDUP(c
->opt_host
);
284 if (c
->opt_have_ip
) {
285 *server_ss
= c
->opt_dest_ip
;
287 char addr
[INET6_ADDRSTRLEN
];
288 print_sockaddr(addr
, sizeof(addr
), &c
->opt_dest_ip
);
289 *server_name
= SMB_STRDUP(addr
);
291 } else if (*server_name
) {
292 /* resolve the IP address */
293 if (!resolve_name(*server_name
, server_ss
, 0x20, false)) {
294 DEBUG(1,("Unable to resolve server name\n"));
297 } else if (flags
& NET_FLAGS_PDC
) {
299 struct sockaddr_storage pdc_ss
;
301 if (!get_pdc_ip(d
, &pdc_ss
)) {
302 DEBUG(1,("Unable to resolve PDC server address\n"));
306 if (is_zero_addr(&pdc_ss
)) {
310 if (!name_status_find(d
, 0x1b, 0x20, &pdc_ss
, dc_name
)) {
314 *server_name
= SMB_STRDUP(dc_name
);
316 } else if (flags
& NET_FLAGS_DMB
) {
317 struct sockaddr_storage msbrow_ss
;
318 char addr
[INET6_ADDRSTRLEN
];
320 /* if (!resolve_name(MSBROWSE, &msbrow_ip, 1, false)) */
321 if (!resolve_name(d
, &msbrow_ss
, 0x1B, false)) {
322 DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
325 *server_ss
= msbrow_ss
;
326 print_sockaddr(addr
, sizeof(addr
), server_ss
);
327 *server_name
= SMB_STRDUP(addr
);
328 } else if (flags
& NET_FLAGS_MASTER
) {
329 struct sockaddr_storage brow_ss
;
330 char addr
[INET6_ADDRSTRLEN
];
331 if (!resolve_name(d
, &brow_ss
, 0x1D, false)) {
332 /* go looking for workgroups */
333 DEBUG(1,("Unable to resolve master browser via name lookup\n"));
336 *server_ss
= brow_ss
;
337 print_sockaddr(addr
, sizeof(addr
), server_ss
);
338 *server_name
= SMB_STRDUP(addr
);
339 } else if (!(flags
& NET_FLAGS_LOCALHOST_DEFAULT_INSANE
)) {
340 if (!interpret_string_addr(server_ss
,
341 "127.0.0.1", AI_NUMERICHOST
)) {
342 DEBUG(1,("Unable to resolve 127.0.0.1\n"));
345 *server_name
= SMB_STRDUP("127.0.0.1");
349 DEBUG(1,("no server to connect to\n"));
356 bool net_find_pdc(struct sockaddr_storage
*server_ss
,
358 const char *domain_name
)
360 if (!get_pdc_ip(domain_name
, server_ss
)) {
363 if (is_zero_addr(server_ss
)) {
367 if (!name_status_find(domain_name
, 0x1b, 0x20, server_ss
, server_name
)) {
374 NTSTATUS
net_make_ipc_connection(struct net_context
*c
, unsigned flags
,
375 struct cli_state
**pcli
)
377 return net_make_ipc_connection_ex(c
, c
->opt_workgroup
, NULL
, NULL
, flags
, pcli
);
380 NTSTATUS
net_make_ipc_connection_ex(struct net_context
*c
,const char *domain
,
382 const struct sockaddr_storage
*pss
,
383 unsigned flags
, struct cli_state
**pcli
)
385 char *server_name
= NULL
;
386 struct sockaddr_storage server_ss
;
387 struct cli_state
*cli
= NULL
;
390 if ( !server
|| !pss
) {
391 if (!net_find_server(c
, domain
, flags
, &server_ss
,
393 d_fprintf(stderr
, _("Unable to find a suitable server "
394 "for domain %s\n"), domain
);
395 nt_status
= NT_STATUS_UNSUCCESSFUL
;
399 server_name
= SMB_STRDUP( server
);
403 if (flags
& NET_FLAGS_ANONYMOUS
) {
404 nt_status
= connect_to_ipc_anonymous(c
, &cli
, &server_ss
,
407 nt_status
= connect_to_ipc(c
, &cli
, &server_ss
,
411 /* store the server in the affinity cache if it was a PDC */
413 if ( (flags
& NET_FLAGS_PDC
) && NT_STATUS_IS_OK(nt_status
) )
414 saf_store(cli
->server_domain
, server_name
);
416 SAFE_FREE(server_name
);
417 if (!NT_STATUS_IS_OK(nt_status
)) {
418 d_fprintf(stderr
, _("Connection failed: %s\n"),
419 nt_errstr(nt_status
));
421 } else if (c
->opt_request_timeout
) {
422 cli_set_timeout(cli
, c
->opt_request_timeout
* 1000);
432 /****************************************************************************
433 ****************************************************************************/
435 int net_run_function(struct net_context
*c
, int argc
, const char **argv
,
436 const char *whoami
, struct functable
*table
)
441 for (i
=0; table
[i
].funcname
!= NULL
; i
++) {
442 if (strcasecmp_m(argv
[0], table
[i
].funcname
) == 0)
443 return table
[i
].fn(c
, argc
-1, argv
+1);
447 if (c
->display_usage
== false) {
448 d_fprintf(stderr
, _("Invalid command: %s %s\n"), whoami
,
449 (argc
> 0)?argv
[0]:"");
451 d_printf(_("Usage:\n"));
452 for (i
=0; table
[i
].funcname
!= NULL
; i
++) {
453 if(c
->display_usage
== false)
454 d_printf("%s %-15s %s\n", whoami
, table
[i
].funcname
,
455 _(table
[i
].description
));
457 d_printf("%s\n", _(table
[i
].usage
));
460 return c
->display_usage
?0:-1;
463 void net_display_usage_from_functable(struct functable
*table
)
466 for (i
=0; table
[i
].funcname
!= NULL
; i
++) {
467 d_printf("%s\n", _(table
[i
].usage
));
471 void net_warn_member_options(void)
473 TALLOC_CTX
*frame
= talloc_stackframe();
474 struct loadparm_context
*lp_ctx
= NULL
;
476 lp_ctx
= loadparm_init_s3(frame
, loadparm_s3_helpers());
477 if (lp_ctx
!= NULL
) {
478 netlogon_creds_cli_warn_options(lp_ctx
);
484 const char *net_share_type_str(int num_type
)
487 case 0: return _("Disk");
488 case 1: return _("Print");
489 case 2: return _("Dev");
490 case 3: return _("IPC");
491 default: return _("Unknown");
495 static NTSTATUS
net_scan_dc_noad(struct net_context
*c
,
496 struct cli_state
*cli
,
497 struct net_dc_info
*dc_info
)
499 TALLOC_CTX
*mem_ctx
= talloc_tos();
500 struct rpc_pipe_client
*pipe_hnd
= NULL
;
501 struct dcerpc_binding_handle
*b
;
502 NTSTATUS status
, result
;
503 struct policy_handle pol
;
504 union lsa_PolicyInformation
*info
;
506 ZERO_STRUCTP(dc_info
);
509 status
= cli_rpc_pipe_open_noauth(cli
, &ndr_table_lsarpc
,
511 if (!NT_STATUS_IS_OK(status
)) {
515 b
= pipe_hnd
->binding_handle
;
517 status
= dcerpc_lsa_open_policy(b
, mem_ctx
,
519 SEC_FLAG_MAXIMUM_ALLOWED
,
522 if (!NT_STATUS_IS_OK(status
)) {
525 if (!NT_STATUS_IS_OK(result
)) {
530 status
= dcerpc_lsa_QueryInfoPolicy(b
, mem_ctx
,
532 LSA_POLICY_INFO_ACCOUNT_DOMAIN
,
535 if (!NT_STATUS_IS_OK(status
)) {
538 if (!NT_STATUS_IS_OK(result
)) {
543 dc_info
->netbios_domain_name
= talloc_strdup(mem_ctx
, info
->account_domain
.name
.string
);
544 if (dc_info
->netbios_domain_name
== NULL
) {
545 status
= NT_STATUS_NO_MEMORY
;
550 if (is_valid_policy_hnd(&pol
)) {
551 dcerpc_lsa_Close(b
, mem_ctx
, &pol
, &result
);
554 TALLOC_FREE(pipe_hnd
);
559 NTSTATUS
net_scan_dc(struct net_context
*c
,
560 struct cli_state
*cli
,
561 struct net_dc_info
*dc_info
)
563 TALLOC_CTX
*mem_ctx
= talloc_tos();
564 struct rpc_pipe_client
*dssetup_pipe
= NULL
;
565 struct dcerpc_binding_handle
*dssetup_handle
= NULL
;
566 union dssetup_DsRoleInfo info
;
570 ZERO_STRUCTP(dc_info
);
572 status
= cli_rpc_pipe_open_noauth(cli
, &ndr_table_dssetup
,
574 if (!NT_STATUS_IS_OK(status
)) {
575 DEBUG(10,("net_scan_dc: failed to open dssetup pipe with %s, "
576 "retrying with lsa pipe\n", nt_errstr(status
)));
577 return net_scan_dc_noad(c
, cli
, dc_info
);
579 dssetup_handle
= dssetup_pipe
->binding_handle
;
581 status
= dcerpc_dssetup_DsRoleGetPrimaryDomainInformation(dssetup_handle
, mem_ctx
,
582 DS_ROLE_BASIC_INFORMATION
,
585 TALLOC_FREE(dssetup_pipe
);
587 if (NT_STATUS_IS_OK(status
)) {
588 status
= werror_to_ntstatus(werr
);
590 if (!NT_STATUS_IS_OK(status
)) {
594 dc_info
->is_dc
= (info
.basic
.role
& (DS_ROLE_PRIMARY_DC
|DS_ROLE_BACKUP_DC
));
595 dc_info
->is_pdc
= (info
.basic
.role
& DS_ROLE_PRIMARY_DC
);
596 dc_info
->is_ad
= (info
.basic
.flags
& DS_ROLE_PRIMARY_DS_RUNNING
);
597 dc_info
->is_mixed_mode
= (info
.basic
.flags
& DS_ROLE_PRIMARY_DS_MIXED_MODE
);
598 dc_info
->netbios_domain_name
= talloc_strdup(mem_ctx
, info
.basic
.domain
);
599 dc_info
->dns_domain_name
= talloc_strdup(mem_ctx
, info
.basic
.dns_domain
);
600 dc_info
->forest_name
= talloc_strdup(mem_ctx
, info
.basic
.forest
);