summaryrefslogtreecommitdiff
path: root/source3/utils/net.c
blob: bf70d08d8b42aa567c468089688547bb00b657b1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
/* 
   Samba Unix/Linux SMB client library 
   Distributed SMB/CIFS Server Management Utility 
   Copyright (C) 2001 Steve French  (sfrench@us.ibm.com)
   Copyright (C) 2001 Jim McDonough (jmcd@us.ibm.com)
   Copyright (C) 2001 Andrew Tridgell (tridge@samba.org)
   Copyright (C) 2001 Andrew Bartlett (abartlet@samba.org)

   Originally written by Steve and Jim. Largely rewritten by tridge in
   November 2001.

   Reworked again by abartlet in December 2001

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
/*****************************************************/
/*                                                   */
/*   Distributed SMB/CIFS Server Management Utility  */
/*                                                   */
/*   The intent was to make the syntax similar       */
/*   to the NET utility (first developed in DOS      */
/*   with additional interesting & useful functions  */
/*   added in later SMB server network operating     */
/*   systems).                                       */
/*                                                   */
/*****************************************************/

#include "includes.h"
#include "utils/net.h"

/***********************************************************************/
/* Beginning of internationalization section.  Translatable constants  */
/* should be kept in this area and referenced in the rest of the code. */
/*                                                                     */
/* No functions, outside of Samba or LSB (Linux Standards Base) should */
/* be used (if possible).                                              */
/***********************************************************************/

#define YES_STRING              "Yes"
#define NO_STRING               "No"

/************************************************************************************/
/*                       end of internationalization section                        */
/************************************************************************************/

/* Yes, these buggers are globals.... */
const char *opt_requester_name = NULL;
const char *opt_host = NULL;
const char *opt_password = NULL;
const char *opt_user_name = NULL;
bool opt_user_specified = False;
const char *opt_workgroup = NULL;
int opt_long_list_entries = 0;
int opt_reboot = 0;
int opt_force = 0;
int opt_stdin = 0;
int opt_port = 0;
int opt_verbose = 0;
int opt_maxusers = -1;
const char *opt_comment = "";
const char *opt_container = NULL;
int opt_flags = -1;
int opt_timeout = 0;
const char *opt_target_workgroup = NULL;
int opt_machine_pass = 0;
int opt_localgroup = False;
int opt_domaingroup = False;
static int do_talloc_report=False;
const char *opt_newntname = "";
int opt_rid = 0;
int opt_acls = 0;
int opt_attrs = 0;
int opt_timestamps = 0;
const char *opt_exclude = NULL;
const char *opt_destination = NULL;
int opt_testmode = False;

int opt_have_ip = False;
struct sockaddr_storage opt_dest_ip;

extern bool AllowDebugChange;

uint32 get_sec_channel_type(const char *param) 
{
	if (!(param && *param)) {
		return get_default_sec_channel();
	} else {
		if (strequal(param, "PDC")) {
			return SEC_CHAN_BDC;
		} else if (strequal(param, "BDC")) {
			return SEC_CHAN_BDC;
		} else if (strequal(param, "MEMBER")) {
			return SEC_CHAN_WKSTA;
#if 0			
		} else if (strequal(param, "DOMAIN")) {
			return SEC_CHAN_DOMAIN;
#endif
		} else {
			return get_default_sec_channel();
		}
	}
}

/*
  run a function from a function table. If not found then
  call the specified usage function 
*/
int net_run_function(int argc, const char **argv, struct functable *table, 
		     int (*usage_fn)(int argc, const char **argv))
{
	int i;
	
	if (argc < 1) {
		d_printf("\nUsage: \n");
		return usage_fn(argc, argv);
	}
	for (i=0; table[i].funcname; i++) {
		if (StrCaseCmp(argv[0], table[i].funcname) == 0)
			return table[i].fn(argc-1, argv+1);
	}
	d_fprintf(stderr, "No command: %s\n", argv[0]);
	return usage_fn(argc, argv);
}

/*
 * run a function from a function table.
 */
int net_run_function2(int argc, const char **argv, const char *whoami,
		      struct functable2 *table)
{
	int i;

	if (argc != 0) {
		for (i=0; table[i].funcname; i++) {
			if (StrCaseCmp(argv[0], table[i].funcname) == 0)
				return table[i].fn(argc-1, argv+1);
		}
	}

	for (i=0; table[i].funcname != NULL; i++) {
		d_printf("%s %-15s %s\n", whoami, table[i].funcname,
			 table[i].helptext);
	}

	return -1;
}

/****************************************************************************
 Connect to \\server\service.
****************************************************************************/

NTSTATUS connect_to_service(struct cli_state **c,
					struct sockaddr_storage *server_ss,
					const char *server_name,
					const char *service_name,
					const char *service_type)
{
	NTSTATUS nt_status;

	opt_password = net_prompt_pass(opt_user_name);
	if (!opt_password) {
		return NT_STATUS_NO_MEMORY;
	}

	nt_status = cli_full_connection(c, NULL, server_name,
					server_ss, opt_port,
					service_name, service_type,
					opt_user_name, opt_workgroup,
					opt_password, 0, Undefined, NULL);
	if (NT_STATUS_IS_OK(nt_status)) {
		return nt_status;
	} else {
		d_fprintf(stderr, "Could not connect to server %s\n", server_name);

		/* Display a nicer message depending on the result */

		if (NT_STATUS_V(nt_status) ==
		    NT_STATUS_V(NT_STATUS_LOGON_FAILURE))
			d_fprintf(stderr, "The username or password was not correct.\n");

		if (NT_STATUS_V(nt_status) ==
		    NT_STATUS_V(NT_STATUS_ACCOUNT_LOCKED_OUT))
			d_fprintf(stderr, "The account was locked out.\n");

		if (NT_STATUS_V(nt_status) ==
		    NT_STATUS_V(NT_STATUS_ACCOUNT_DISABLED))
			d_fprintf(stderr, "The account was disabled.\n");

		return nt_status;
	}
}

/****************************************************************************
 Connect to \\server\ipc$.
****************************************************************************/

NTSTATUS connect_to_ipc(struct cli_state **c,
			struct sockaddr_storage *server_ss,
			const char *server_name)
{
	return connect_to_service(c, server_ss, server_name, "IPC$", "IPC");
}

/****************************************************************************
 Connect to \\server\ipc$ anonymously.
****************************************************************************/

NTSTATUS connect_to_ipc_anonymous(struct cli_state **c,
				struct sockaddr_storage *server_ss,
				const char *server_name)
{
	NTSTATUS nt_status;

	nt_status = cli_full_connection(c, opt_requester_name, server_name,
					server_ss, opt_port,
					"IPC$", "IPC",
					"", "",
					"", 0, Undefined, NULL);

	if (NT_STATUS_IS_OK(nt_status)) {
		return nt_status;
	} else {
		DEBUG(1,("Cannot connect to server (anonymously).  Error was %s\n", nt_errstr(nt_status)));
		return nt_status;
	}
}

/****************************************************************************
 Return malloced user@realm for krb5 login.
****************************************************************************/

static char *get_user_and_realm(const char *username)
{
	char *user_and_realm = NULL;

	if (!username) {
		return NULL;
	}
	if (strchr_m(username, '@')) {
		user_and_realm = SMB_STRDUP(username);
	} else {
		if (asprintf(&user_and_realm, "%s@%s", username, lp_realm()) == -1) {
			user_and_realm = NULL;
		}
	}
	return user_and_realm;
}

/****************************************************************************
 Connect to \\server\ipc$ using KRB5.
****************************************************************************/

NTSTATUS connect_to_ipc_krb5(struct cli_state **c,
			struct sockaddr_storage *server_ss,
			const char *server_name)
{
	NTSTATUS nt_status;
	char *user_and_realm = NULL;

	opt_password = net_prompt_pass(opt_user_name);
	if (!opt_password) {
		return NT_STATUS_NO_MEMORY;
	}

	user_and_realm = get_user_and_realm(opt_user_name);
	if (!user_and_realm) {
		return NT_STATUS_NO_MEMORY;
	}

	nt_status = cli_full_connection(c, NULL, server_name,
					server_ss, opt_port,
					"IPC$", "IPC",
					user_and_realm, opt_workgroup,
					opt_password, CLI_FULL_CONNECTION_USE_KERBEROS, 
					Undefined, NULL);

	SAFE_FREE(user_and_realm);

	if (NT_STATUS_IS_OK(nt_status)) {
		return nt_status;
	} else {
		DEBUG(1,("Cannot connect to server using kerberos.  Error was %s\n", nt_errstr(nt_status)));
		return nt_status;
	}
}

/**
 * Connect a server and open a given pipe
 *
 * @param cli_dst		A cli_state 
 * @param pipe			The pipe to open
 * @param got_pipe		boolean that stores if we got a pipe
 *
 * @return Normal NTSTATUS return.
 **/
NTSTATUS connect_dst_pipe(struct cli_state **cli_dst, struct rpc_pipe_client **pp_pipe_hnd, int pipe_num)
{
	NTSTATUS nt_status;
	char *server_name = SMB_STRDUP("127.0.0.1");
	struct cli_state *cli_tmp = NULL;
	struct rpc_pipe_client *pipe_hnd = NULL;

	if (server_name == NULL) {
		return NT_STATUS_NO_MEMORY;
	}

	if (opt_destination) {
		SAFE_FREE(server_name);
		if ((server_name = SMB_STRDUP(opt_destination)) == NULL) {
			return NT_STATUS_NO_MEMORY;
		}
	}

	/* make a connection to a named pipe */
	nt_status = connect_to_ipc(&cli_tmp, NULL, server_name);
	if (!NT_STATUS_IS_OK(nt_status)) {
		SAFE_FREE(server_name);
		return nt_status;
	}

	pipe_hnd = cli_rpc_pipe_open_noauth(cli_tmp, pipe_num, &nt_status);
	if (!pipe_hnd) {
		DEBUG(0, ("couldn't not initialize pipe\n"));
		cli_shutdown(cli_tmp);
		SAFE_FREE(server_name);
		return nt_status;
	}

	*cli_dst = cli_tmp;
	*pp_pipe_hnd = pipe_hnd;
	SAFE_FREE(server_name);

	return nt_status;
}

/****************************************************************************
 Use the local machine account (krb) and password for this session.
****************************************************************************/

int net_use_krb_machine_account(void) 
{
	char *user_name = NULL;

	if (!secrets_init()) {
		d_fprintf(stderr, "ERROR: Unable to open secrets database\n");
		exit(1);
	}

	opt_password = secrets_fetch_machine_password(opt_target_workgroup, NULL, NULL);
	if (asprintf(&user_name, "%s$@%s", global_myname(), lp_realm()) == -1) {
		return -1;
	}
	opt_user_name = user_name;
	return 0;
}

/****************************************************************************
 Use the machine account name and password for this session.
****************************************************************************/

int net_use_machine_account(void)
{
	char *user_name = NULL;

	if (!secrets_init()) {
		d_fprintf(stderr, "ERROR: Unable to open secrets database\n");
		exit(1);
	}

	opt_password = secrets_fetch_machine_password(opt_target_workgroup, NULL, NULL);
	if (asprintf(&user_name, "%s$", global_myname()) == -1) {
		return -1;
	}
	opt_user_name = user_name;
	return 0;
}

bool net_find_server(const char *domain,
			unsigned flags,
			struct sockaddr_storage *server_ss,
			char **server_name)
{
	const char *d = domain ? domain : opt_target_workgroup;

	if (opt_host) {
		*server_name = SMB_STRDUP(opt_host);
	}

	if (opt_have_ip) {
		*server_ss = opt_dest_ip;
		if (!*server_name) {
			char addr[INET6_ADDRSTRLEN];
			print_sockaddr(addr, sizeof(addr), &opt_dest_ip);
			*server_name = SMB_STRDUP(addr);
		}
	} else if (*server_name) {
		/* resolve the IP address */
		if (!resolve_name(*server_name, server_ss, 0x20))  {
			DEBUG(1,("Unable to resolve server name\n"));
			return false;
		}
	} else if (flags & NET_FLAGS_PDC) {
		fstring dc_name;
		struct sockaddr_storage pdc_ss;

		if (!get_pdc_ip(d, &pdc_ss)) {
			DEBUG(1,("Unable to resolve PDC server address\n"));
			return false;
		}

		if (is_zero_addr(&pdc_ss)) {
			return false;
		}

		if (!name_status_find(d, 0x1b, 0x20, &pdc_ss, dc_name)) {
			return False;
		}

		*server_name = SMB_STRDUP(dc_name);
		*server_ss = pdc_ss;
	} else if (flags & NET_FLAGS_DMB) {
		struct sockaddr_storage msbrow_ss;
		char addr[INET6_ADDRSTRLEN];

		/*  if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
		if (!resolve_name(d, &msbrow_ss, 0x1B))  {
			DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
			return false;
		}
		*server_ss = msbrow_ss;
		print_sockaddr(addr, sizeof(addr), server_ss);
		*server_name = SMB_STRDUP(addr);
	} else if (flags & NET_FLAGS_MASTER) {
		struct sockaddr_storage brow_ss;
		char addr[INET6_ADDRSTRLEN];
		if (!resolve_name(d, &brow_ss, 0x1D))  {
				/* go looking for workgroups */
			DEBUG(1,("Unable to resolve master browser via name lookup\n"));
			return false;
		}
		*server_ss = brow_ss;
		print_sockaddr(addr, sizeof(addr), server_ss);
		*server_name = SMB_STRDUP(addr);
	} else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
		if (!interpret_string_addr(server_ss,
					"127.0.0.1", AI_NUMERICHOST)) {
			DEBUG(1,("Unable to resolve 127.0.0.1\n"));
			return false;
		}
		*server_name = SMB_STRDUP("127.0.0.1");
	}

	if (!server_name || !*server_name) {
		DEBUG(1,("no server to connect to\n"));
		return False;
	}

	return True;
}

bool net_find_pdc(struct sockaddr_storage *server_ss,
		fstring server_name,
		const char *domain_name)
{
	if (!get_pdc_ip(domain_name, server_ss)) {
		return false;
	}
	if (is_zero_addr(server_ss)) {
		return false;
	}

	if (!name_status_find(domain_name, 0x1b, 0x20, server_ss, server_name)) {
		return false;
	}

	return true;
}

NTSTATUS net_make_ipc_connection(unsigned flags, struct cli_state **pcli)
{
	return net_make_ipc_connection_ex(NULL, NULL, NULL, flags, pcli);
}

NTSTATUS net_make_ipc_connection_ex(const char *domain, const char *server,
                                    struct sockaddr_storage *pss, unsigned flags,
				    struct cli_state **pcli)
{
	char *server_name = NULL;
	struct sockaddr_storage server_ss;
	struct cli_state *cli = NULL;
	NTSTATUS nt_status;

	if ( !server || !pss ) {
		if (!net_find_server(domain, flags, &server_ss, &server_name)) {
			d_fprintf(stderr, "Unable to find a suitable server\n");
			nt_status = NT_STATUS_UNSUCCESSFUL;
			goto done;
		}
	} else {
		server_name = SMB_STRDUP( server );
		server_ss = *pss;
	}

	if (flags & NET_FLAGS_ANONYMOUS) {
		nt_status = connect_to_ipc_anonymous(&cli, &server_ss, server_name);
	} else {
		nt_status = connect_to_ipc(&cli, &server_ss, server_name);
	}

	/* store the server in the affinity cache if it was a PDC */

	if ( (flags & NET_FLAGS_PDC) && NT_STATUS_IS_OK(nt_status) )
		saf_store( cli->server_domain, cli->desthost );

	SAFE_FREE(server_name);
	if (!NT_STATUS_IS_OK(nt_status)) {
		d_fprintf(stderr, "Connection failed: %s\n",
			  nt_errstr(nt_status));
		cli = NULL;
	}

done:
	if (pcli != NULL) {
		*pcli = cli;
	}
	return nt_status;
}

static int net_user(int argc, const char **argv)
{
	if (net_ads_check() == 0)
		return net_ads_user(argc, argv);

	/* if server is not specified, default to PDC? */
	if (net_rpc_check(NET_FLAGS_PDC))
		return net_rpc_user(argc, argv);

	return net_rap_user(argc, argv);
}

static int net_group(int argc, const char **argv)
{
	if (net_ads_check() == 0)
		return net_ads_group(argc, argv);

	if (argc == 0 && net_rpc_check(NET_FLAGS_PDC))
		return net_rpc_group(argc, argv);

	return net_rap_group(argc, argv);
}

static int net_join(int argc, const char **argv)
{
	if (net_ads_check_our_domain() == 0) {
		if (net_ads_join(argc, argv) == 0)
			return 0;
		else
			d_fprintf(stderr, "ADS join did not work, falling back to RPC...\n");
	}
	return net_rpc_join(argc, argv);
}

static int net_changetrustpw(int argc, const char **argv)
{
	if (net_ads_check_our_domain() == 0)
		return net_ads_changetrustpw(argc, argv);

	return net_rpc_changetrustpw(argc, argv);
}

static void set_line_buffering(FILE *f)
{
	setvbuf(f, NULL, _IOLBF, 0);
}

static int net_changesecretpw(int argc, const char **argv)
{
        char *trust_pw;
        uint32 sec_channel_type = SEC_CHAN_WKSTA;

	if(opt_force) {
		if (opt_stdin) {
			set_line_buffering(stdin);
			set_line_buffering(stdout);
			set_line_buffering(stderr);
		}

		trust_pw = get_pass("Enter machine password: ", opt_stdin);

		if (!secrets_store_machine_password(trust_pw, lp_workgroup(), sec_channel_type)) {
			    d_fprintf(stderr, "Unable to write the machine account password in the secrets database");
			    return 1;
		}
		else {
		    d_printf("Modified trust account password in secrets database\n");
		}
	}
	else {
		d_printf("Machine account password change requires the -f flag.\n");
		d_printf("Do NOT use this function unless you know what it does!\n");
		d_printf("This function will change the ADS Domain member machine account password in the secrets.tdb file!\n");
	}

        return 0;
}

static int net_share(int argc, const char **argv)
{
	if (net_rpc_check(0))
		return net_rpc_share(argc, argv);
	return net_rap_share(argc, argv);
}

static int net_file(int argc, const char **argv)
{
	if (net_rpc_check(0))
		return net_rpc_file(argc, argv);
	return net_rap_file(argc, argv);
}

/*
 Retrieve our local SID or the SID for the specified name
 */
static int net_getlocalsid(int argc, const char **argv)
{
        DOM_SID sid;
	const char *name;
	fstring sid_str;

	if (argc >= 1) {
		name = argv[0];
        }
	else {
		name = global_myname();
	}

	if(!initialize_password_db(False, NULL)) {
		DEBUG(0, ("WARNING: Could not open passdb - local sid may not reflect passdb\n"
			  "backend knowledge (such as the sid stored in LDAP)\n"));
	}

	/* first check to see if we can even access secrets, so we don't
	   panic when we can't. */

	if (!secrets_init()) {
		d_fprintf(stderr, "Unable to open secrets.tdb.  Can't fetch domain SID for name: %s\n", name);
		return 1;
	}

	/* Generate one, if it doesn't exist */
	get_global_sam_sid();

	if (!secrets_fetch_domain_sid(name, &sid)) {
		DEBUG(0, ("Can't fetch domain SID for name: %s\n", name));
		return 1;
	}
	sid_to_fstring(sid_str, &sid);
	d_printf("SID for domain %s is: %s\n", name, sid_str);
	return 0;
}

static int net_setlocalsid(int argc, const char **argv)
{
	DOM_SID sid;

	if ( (argc != 1)
	     || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
	     || (!string_to_sid(&sid, argv[0]))
	     || (sid.num_auths != 4)) {
		d_printf("usage: net setlocalsid S-1-5-21-x-y-z\n");
		return 1;
	}

	if (!secrets_store_domain_sid(global_myname(), &sid)) {
		DEBUG(0,("Can't store domain SID as a pdc/bdc.\n"));
		return 1;
	}

	return 0;
}

static int net_setdomainsid(int argc, const char **argv)
{
	DOM_SID sid;

	if ( (argc != 1)
	     || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
	     || (!string_to_sid(&sid, argv[0]))
	     || (sid.num_auths != 4)) {
		d_printf("usage: net setdomainsid S-1-5-21-x-y-z\n");
		return 1;
	}

	if (!secrets_store_domain_sid(lp_workgroup(), &sid)) {
		DEBUG(0,("Can't store domain SID.\n"));
		return 1;
	}

	return 0;
}

static int net_getdomainsid(int argc, const char **argv)
{
	DOM_SID domain_sid;
	fstring sid_str;

	if (argc > 0) {
		d_printf("usage: net getdomainsid\n");
		return 1;
	}

	if(!initialize_password_db(False, NULL)) {
		DEBUG(0, ("WARNING: Could not open passdb - domain SID may "
			  "not reflect passdb\n"
			  "backend knowledge (such as the SID stored in "
			  "LDAP)\n"));
	}

	/* first check to see if we can even access secrets, so we don't
	   panic when we can't. */

	if (!secrets_init()) {
		d_fprintf(stderr, "Unable to open secrets.tdb.  Can't fetch domain"
				  "SID for name: %s\n", get_global_sam_name());
		return 1;
	}

	/* Generate one, if it doesn't exist */
	get_global_sam_sid();

	if (!secrets_fetch_domain_sid(global_myname(), &domain_sid)) {
		d_fprintf(stderr, "Could not fetch local SID\n");
		return 1;
	}
	sid_to_fstring(sid_str, &domain_sid);
	d_printf("SID for local machine %s is: %s\n", global_myname(), sid_str);

	if (!secrets_fetch_domain_sid(opt_workgroup, &domain_sid)) {
		d_fprintf(stderr, "Could not fetch domain SID\n");
		return 1;
	}

	sid_to_fstring(sid_str, &domain_sid);
	d_printf("SID for domain %s is: %s\n", opt_workgroup, sid_str);

	return 0;
}

#ifdef WITH_FAKE_KASERVER

int net_help_afs(int argc, const char **argv)
{
	d_printf("  net afs key filename\n"
		 "\tImports a OpenAFS KeyFile into our secrets.tdb\n\n");
	d_printf("  net afs impersonate <user> <cell>\n"
		 "\tCreates a token for user@cell\n\n");
	return -1;
}

static int net_afs_key(int argc, const char **argv)
{
	int fd;
	struct afs_keyfile keyfile;

	if (argc != 2) {
		d_printf("usage: 'net afs key <keyfile> cell'\n");
		return -1;
	}

	if (!secrets_init()) {
		d_fprintf(stderr, "Could not open secrets.tdb\n");
		return -1;
	}

	if ((fd = open(argv[0], O_RDONLY, 0)) < 0) {
		d_fprintf(stderr, "Could not open %s\n", argv[0]);
		return -1;
	}

	if (read(fd, &keyfile, sizeof(keyfile)) != sizeof(keyfile)) {
		d_fprintf(stderr, "Could not read keyfile\n");
		return -1;
	}

	if (!secrets_store_afs_keyfile(argv[1], &keyfile)) {
		d_fprintf(stderr, "Could not write keyfile to secrets.tdb\n");
		return -1;
	}

	return 0;
}

static int net_afs_impersonate(int argc, const char **argv)
{
	char *token;

	if (argc != 2) {
		fprintf(stderr, "Usage: net afs impersonate <user> <cell>\n");
	        exit(1);
	}

	token = afs_createtoken_str(argv[0], argv[1]);

	if (token == NULL) {
		fprintf(stderr, "Could not create token\n");
	        exit(1);
	}

	if (!afs_settoken_str(token)) {
		fprintf(stderr, "Could not set token into kernel\n");
	        exit(1);
	}

	printf("Success: %s@%s\n", argv[0], argv[1]);
	return 0;
}

static int net_afs(int argc, const char **argv)
{
	struct functable func[] = {
		{"key", net_afs_key},
		{"impersonate", net_afs_impersonate},
		{"help", net_help_afs},
		{NULL, NULL}
	};
	return net_run_function(argc, argv, func, net_help_afs);
}

#endif /* WITH_FAKE_KASERVER */

static bool search_maxrid(struct pdb_search *search, const char *type,
			  uint32 *max_rid)
{
	struct samr_displayentry *entries;
	uint32 i, num_entries;

	if (search == NULL) {
		d_fprintf(stderr, "get_maxrid: Could not search %s\n", type);
		return False;
	}

	num_entries = pdb_search_entries(search, 0, 0xffffffff, &entries);
	for (i=0; i<num_entries; i++)
		*max_rid = MAX(*max_rid, entries[i].rid);
	pdb_search_destroy(search);
	return True;
}

static uint32 get_maxrid(void)
{
	uint32 max_rid = 0;

	if (!search_maxrid(pdb_search_users(0), "users", &max_rid))
		return 0;

	if (!search_maxrid(pdb_search_groups(), "groups", &max_rid))
		return 0;

	if (!search_maxrid(pdb_search_aliases(get_global_sam_sid()),
			   "aliases", &max_rid))
		return 0;
	
	return max_rid;
}

static int net_maxrid(int argc, const char **argv)
{
	uint32 rid;

	if (argc != 0) {
	        DEBUG(0, ("usage: net maxrid\n"));
		return 1;
	}

	if ((rid = get_maxrid()) == 0) {
		DEBUG(0, ("can't get current maximum rid\n"));
		return 1;
	}

	d_printf("Currently used maximum rid: %d\n", rid);

	return 0;
}

/****************************************************************************
****************************************************************************/

const char *net_prompt_pass(const char *user)
{
	char *prompt = NULL;
	const char *pass = NULL;

	if (opt_password) {
		return opt_password;
	}

	if (opt_machine_pass) {
		return NULL;
	}

	asprintf(&prompt, "Enter %s's password:", user);
	if (!prompt) {
		return NULL;
	}

	pass = getpass(prompt);
	SAFE_FREE(prompt);

	return pass;
}

/* main function table */
static struct functable net_func[] = {
	{"RPC", net_rpc},
	{"RAP", net_rap},
	{"ADS", net_ads},

	/* eventually these should auto-choose the transport ... */
	{"FILE", net_file},
	{"SHARE", net_share},
	{"SESSION", net_rap_session},
	{"SERVER", net_rap_server},
	{"DOMAIN", net_rap_domain},
	{"PRINTQ", net_rap_printq},
	{"USER", net_user},
	{"GROUP", net_group},
	{"GROUPMAP", net_groupmap},
	{"SAM", net_sam},
	{"VALIDATE", net_rap_validate},
	{"GROUPMEMBER", net_rap_groupmember},
	{"ADMIN", net_rap_admin},
	{"SERVICE", net_rap_service},	
	{"PASSWORD", net_rap_password},
	{"CHANGETRUSTPW", net_changetrustpw},
	{"CHANGESECRETPW", net_changesecretpw},
	{"TIME", net_time},
	{"LOOKUP", net_lookup},
	{"JOIN", net_join},
	{"DOM", net_dom},
	{"CACHE", net_cache},
	{"GETLOCALSID", net_getlocalsid},
	{"SETLOCALSID", net_setlocalsid},
	{"SETDOMAINSID", net_setdomainsid},
	{"GETDOMAINSID", net_getdomainsid},
	{"MAXRID", net_maxrid},
	{"IDMAP", net_idmap},
	{"STATUS", net_status},
	{"USERSHARE", net_usershare},
	{"USERSIDLIST", net_usersidlist},
	{"CONF", net_conf},
#ifdef WITH_FAKE_KASERVER
	{"AFS", net_afs},
#endif

	{"HELP", net_help},
	{NULL, NULL}
};


/****************************************************************************
  main program
****************************************************************************/
 int main(int argc, const char **argv)
{
	int opt,i;
	char *p;
	int rc = 0;
	int argc_new = 0;
	const char ** argv_new;
	poptContext pc;

	struct poptOption long_options[] = {
		{"help",	'h', POPT_ARG_NONE,   0, 'h'},
		{"workgroup",	'w', POPT_ARG_STRING, &opt_target_workgroup},
		{"user",	'U', POPT_ARG_STRING, &opt_user_name, 'U'},
		{"ipaddress",	'I', POPT_ARG_STRING, 0,'I'},
		{"port",	'p', POPT_ARG_INT,    &opt_port},
		{"myname",	'n', POPT_ARG_STRING, &opt_requester_name},
		{"server",	'S', POPT_ARG_STRING, &opt_host},
		{"container",	'c', POPT_ARG_STRING, &opt_container},
		{"comment",	'C', POPT_ARG_STRING, &opt_comment},
		{"maxusers",	'M', POPT_ARG_INT,    &opt_maxusers},
		{"flags",	'F', POPT_ARG_INT,    &opt_flags},
		{"long",	'l', POPT_ARG_NONE,   &opt_long_list_entries},
		{"reboot",	'r', POPT_ARG_NONE,   &opt_reboot},
		{"force",	'f', POPT_ARG_NONE,   &opt_force},
		{"stdin",	'i', POPT_ARG_NONE,   &opt_stdin},
		{"timeout",	't', POPT_ARG_INT,    &opt_timeout},
		{"machine-pass",'P', POPT_ARG_NONE,   &opt_machine_pass},
		{"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
		{"verbose",	'v', POPT_ARG_NONE,   &opt_verbose},
		{"test",	'T', POPT_ARG_NONE,   &opt_testmode},
		/* Options for 'net groupmap set' */
		{"local",       'L', POPT_ARG_NONE,   &opt_localgroup},
		{"domain",      'D', POPT_ARG_NONE,   &opt_domaingroup},
		{"ntname",      'N', POPT_ARG_STRING, &opt_newntname},
		{"rid",         'R', POPT_ARG_INT,    &opt_rid},
		/* Options for 'net rpc share migrate' */
		{"acls",	0, POPT_ARG_NONE,     &opt_acls},
		{"attrs",	0, POPT_ARG_NONE,     &opt_attrs},
		{"timestamps",	0, POPT_ARG_NONE,     &opt_timestamps},
		{"exclude",	'e', POPT_ARG_STRING, &opt_exclude},
		{"destination",	0, POPT_ARG_STRING,   &opt_destination},
		{"tallocreport", 0, POPT_ARG_NONE, &do_talloc_report},

		POPT_COMMON_SAMBA
		{ 0, 0, 0, 0}
	};

	TALLOC_CTX *frame = talloc_stackframe();

	zero_addr(&opt_dest_ip);

	load_case_tables();

	/* set default debug level to 0 regardless of what smb.conf sets */
	DEBUGLEVEL_CLASS[DBGC_ALL] = 0;
	dbf = x_stderr;
	
	pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 
			    POPT_CONTEXT_KEEP_FIRST);
	
	while((opt = poptGetNextOpt(pc)) != -1) {
		switch (opt) {
		case 'h':
			net_help(argc, argv);
			exit(0);
			break;
		case 'I':
			if (!interpret_string_addr(&opt_dest_ip,
						poptGetOptArg(pc), 0)) {
				d_fprintf(stderr, "\nInvalid ip address specified\n");
			} else {
				opt_have_ip = True;
			}
			break;
		case 'U':
			opt_user_specified = True;
			opt_user_name = SMB_STRDUP(opt_user_name);
			p = strchr(opt_user_name,'%');
			if (p) {
				*p = 0;
				opt_password = p+1;
			}
			break;
		default:
			d_fprintf(stderr, "\nInvalid option %s: %s\n", 
				 poptBadOption(pc, 0), poptStrerror(opt));
			net_help(argc, argv);
			exit(1);
		}
	}
	
	/*
	 * Don't load debug level from smb.conf. It should be
	 * set by cmdline arg or remain default (0)
	 */
	AllowDebugChange = False;
	lp_load(get_dyn_CONFIGFILE(),True,False,False,True);
	
 	argv_new = (const char **)poptGetArgs(pc);

	argc_new = argc;
	for (i=0; i<argc; i++) {
		if (argv_new[i] == NULL) {
			argc_new = i;
			break;
		}
	}

	if (do_talloc_report) {
		talloc_enable_leak_report();
	}

	if (opt_requester_name) {
		set_global_myname(opt_requester_name);
	}

	if (!opt_user_name && getenv("LOGNAME")) {
		opt_user_name = getenv("LOGNAME");
	}

	if (!opt_workgroup) {
		opt_workgroup = smb_xstrdup(lp_workgroup());
	}
	
	if (!opt_target_workgroup) {
		opt_target_workgroup = smb_xstrdup(lp_workgroup());
	}
	
	if (!init_names())
		exit(1);

	load_interfaces();
	
	/* this makes sure that when we do things like call scripts, 
	   that it won't assert becouse we are not root */
	sec_init();

	if (opt_machine_pass) {
		/* it is very useful to be able to make ads queries as the
		   machine account for testing purposes and for domain leave */

		net_use_krb_machine_account();
	}

	if (!opt_password) {
		opt_password = getenv("PASSWD");
	}
  	 
	rc = net_run_function(argc_new-1, argv_new+1, net_func, net_help);
	
	DEBUG(2,("return code = %d\n", rc));
	TALLOC_FREE(frame);
	return rc;
}