* sync more files from 3.0
[ira/wip.git] / source3 / utils / net.c
1 /* 
2    Samba Unix/Linux SMB client library 
3    Distributed SMB/CIFS Server Management Utility 
4    Copyright (C) 2001 Steve French  (sfrench@us.ibm.com)
5    Copyright (C) 2001 Jim McDonough (jmcd@us.ibm.com)
6    Copyright (C) 2001 Andrew Tridgell (tridge@samba.org)
7    Copyright (C) 2001 Andrew Bartlett (abartlet@samba.org)
8
9    Originally written by Steve and Jim. Largely rewritten by tridge in
10    November 2001.
11
12    Reworked again by abartlet in December 2001
13
14    This program is free software; you can redistribute it and/or modify
15    it under the terms of the GNU General Public License as published by
16    the Free Software Foundation; either version 2 of the License, or
17    (at your option) any later version.
18    
19    This program is distributed in the hope that it will be useful,
20    but WITHOUT ANY WARRANTY; without even the implied warranty of
21    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
22    GNU General Public License for more details.
23    
24    You should have received a copy of the GNU General Public License
25    along with this program; if not, write to the Free Software
26    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
27  
28 /*****************************************************/
29 /*                                                   */
30 /*   Distributed SMB/CIFS Server Management Utility  */
31 /*                                                   */
32 /*   The intent was to make the syntax similar       */
33 /*   to the NET utility (first developed in DOS      */
34 /*   with additional interesting & useful functions  */
35 /*   added in later SMB server network operating     */
36 /*   systems).                                       */
37 /*                                                   */
38 /*****************************************************/
39
40 #include "includes.h"
41 #include "../utils/net.h"
42
43 /***********************************************************************/
44 /* Beginning of internationalization section.  Translatable constants  */
45 /* should be kept in this area and referenced in the rest of the code. */
46 /*                                                                     */
47 /* No functions, outside of Samba or LSB (Linux Standards Base) should */
48 /* be used (if possible).                                              */
49 /***********************************************************************/
50
51 #define YES_STRING              "Yes"
52 #define NO_STRING               "No"
53
54 /************************************************************************************/
55 /*                       end of internationalization section                        */
56 /************************************************************************************/
57
58 /* Yes, these buggers are globals.... */
59 const char *opt_requester_name = NULL;
60 const char *opt_host = NULL; 
61 const char *opt_password = NULL;
62 const char *opt_user_name = NULL;
63 BOOL opt_user_specified = False;
64 const char *opt_workgroup = NULL;
65 int opt_long_list_entries = 0;
66 int opt_reboot = 0;
67 int opt_force = 0;
68 int opt_port = 0;
69 int opt_maxusers = -1;
70 const char *opt_comment = "";
71 const char *opt_container = "cn=Users";
72 int opt_flags = -1;
73 int opt_timeout = 0;
74 const char *opt_target_workgroup = NULL;
75 static int opt_machine_pass = 0;
76
77 BOOL opt_have_ip = False;
78 struct in_addr opt_dest_ip;
79
80 extern BOOL AllowDebugChange;
81
82 uint32 get_sec_channel_type(const char *param) 
83 {
84         if (!(param && *param)) {
85                 return get_default_sec_channel();
86         } else {
87                 if (strcasecmp(param, "PDC")==0) {
88                         return SEC_CHAN_BDC;
89                 } else if (strcasecmp(param, "BDC")==0) {
90                         return SEC_CHAN_BDC;
91                 } else if (strcasecmp(param, "MEMBER")==0) {
92                         return SEC_CHAN_WKSTA;
93 #if 0                   
94                 } else if (strcasecmp(param, "DOMAIN")==0) {
95                         return SEC_CHAN_DOMAIN;
96 #endif
97                 } else {
98                         return get_default_sec_channel();
99                 }
100         }
101 }
102
103 /*
104   run a function from a function table. If not found then
105   call the specified usage function 
106 */
107 int net_run_function(int argc, const char **argv, struct functable *table, 
108                      int (*usage_fn)(int argc, const char **argv))
109 {
110         int i;
111         
112         if (argc < 1) {
113                 d_printf("\nUsage: \n");
114                 return usage_fn(argc, argv);
115         }
116         for (i=0; table[i].funcname; i++) {
117                 if (StrCaseCmp(argv[0], table[i].funcname) == 0)
118                         return table[i].fn(argc-1, argv+1);
119         }
120         d_printf("No command: %s\n", argv[0]);
121         return usage_fn(argc, argv);
122 }
123
124
125 /****************************************************************************
126 connect to \\server\ipc$  
127 ****************************************************************************/
128 NTSTATUS connect_to_ipc(struct cli_state **c, struct in_addr *server_ip,
129                                         const char *server_name)
130 {
131         NTSTATUS nt_status;
132
133         if (!opt_password) {
134                 char *pass = getpass("Password:");
135                 if (pass) {
136                         opt_password = strdup(pass);
137                 }
138         }
139         
140         nt_status = cli_full_connection(c, opt_requester_name, server_name, 
141                                         server_ip, opt_port,
142                                         "IPC$", "IPC",  
143                                         opt_user_name, opt_workgroup,
144                                         opt_password, 0, Undefined, NULL);
145         
146         if (NT_STATUS_IS_OK(nt_status)) {
147                 return nt_status;
148         } else {
149                 DEBUG(1,("Cannot connect to server.  Error was %s\n", 
150                          nt_errstr(nt_status)));
151
152                 /* Display a nicer message depending on the result */
153
154                 if (NT_STATUS_V(nt_status) == 
155                     NT_STATUS_V(NT_STATUS_LOGON_FAILURE))
156                         d_printf("The username or password was not correct.\n");
157
158                 return nt_status;
159         }
160 }
161
162 /****************************************************************************
163 connect to \\server\ipc$ anonymously
164 ****************************************************************************/
165 NTSTATUS connect_to_ipc_anonymous(struct cli_state **c,
166                         struct in_addr *server_ip, const char *server_name)
167 {
168         NTSTATUS nt_status;
169
170         nt_status = cli_full_connection(c, opt_requester_name, server_name, 
171                                         server_ip, opt_port,
172                                         "IPC$", "IPC",  
173                                         "", "",
174                                         "", 0, Undefined, NULL);
175         
176         if (NT_STATUS_IS_OK(nt_status)) {
177                 return nt_status;
178         } else {
179                 DEBUG(1,("Cannot connect to server (anonymously).  Error was %s\n", nt_errstr(nt_status)));
180                 return nt_status;
181         }
182 }
183
184 /****************************************************************************
185  Use the local machine's password for this session
186 ****************************************************************************/
187 int net_use_machine_password(void) 
188 {
189         char *user_name = NULL;
190
191         if (!secrets_init()) {
192                 d_printf("ERROR: Unable to open secrets database\n");
193                 exit(1);
194         }
195
196         user_name = NULL;
197         opt_password = secrets_fetch_machine_password(opt_target_workgroup, NULL, NULL);
198         if (asprintf(&user_name, "%s$@%s", global_myname(), lp_realm()) == -1) {
199                 return -1;
200         }
201         opt_user_name = user_name;
202         return 0;
203 }
204
205 BOOL net_find_server(unsigned flags, struct in_addr *server_ip, char **server_name)
206 {
207
208         if (opt_host) {
209                 *server_name = strdup(opt_host);
210         }               
211
212         if (opt_have_ip) {
213                 *server_ip = opt_dest_ip;
214                 if (!*server_name) {
215                         *server_name = strdup(inet_ntoa(opt_dest_ip));
216                 }
217         } else if (*server_name) {
218                 /* resolve the IP address */
219                 if (!resolve_name(*server_name, server_ip, 0x20))  {
220                         DEBUG(1,("Unable to resolve server name\n"));
221                         return False;
222                 }
223         } else if (flags & NET_FLAGS_PDC) {
224                 struct in_addr pdc_ip;
225
226                 if (get_pdc_ip(opt_target_workgroup, &pdc_ip)) {
227                         fstring dc_name;
228                         
229                         if (is_zero_ip(pdc_ip))
230                                 return False;
231                         
232                         if ( !name_status_find(opt_target_workgroup, 0x1b, 0x20, pdc_ip, dc_name) )
233                                 return False;
234                                 
235                         *server_name = strdup(dc_name);
236                         *server_ip = pdc_ip;
237                 }
238                 
239         } else if (flags & NET_FLAGS_DMB) {
240                 struct in_addr msbrow_ip;
241                 /*  if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
242                 if (!resolve_name(opt_target_workgroup, &msbrow_ip, 0x1B))  {
243                         DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
244                         return False;
245                 } else {
246                         *server_ip = msbrow_ip;
247                 }
248                 *server_name = strdup(inet_ntoa(opt_dest_ip));
249         } else if (flags & NET_FLAGS_MASTER) {
250                 struct in_addr brow_ips;
251                 if (!resolve_name(opt_target_workgroup, &brow_ips, 0x1D))  {
252                                 /* go looking for workgroups */
253                         DEBUG(1,("Unable to resolve master browser via name lookup\n"));
254                         return False;
255                 } else {
256                         *server_ip = brow_ips;
257                 }
258                 *server_name = strdup(inet_ntoa(opt_dest_ip));
259         } else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
260                 extern struct in_addr loopback_ip;
261                 *server_ip = loopback_ip;
262                 *server_name = strdup("127.0.0.1");
263         }
264
265         if (!server_name || !*server_name) {
266                 DEBUG(1,("no server to connect to\n"));
267                 return False;
268         }
269
270         return True;
271 }
272
273
274 BOOL net_find_pdc(struct in_addr *server_ip, fstring server_name, const char *domain_name)
275 {
276         if (get_pdc_ip(domain_name, server_ip)) {
277                 if (is_zero_ip(*server_ip))
278                         return False;
279                 
280                 if (!name_status_find(domain_name, 0x1b, 0x20, *server_ip, server_name))
281                         return False;
282                         
283                 return True;    
284         } 
285         else
286                 return False;
287 }
288
289
290 struct cli_state *net_make_ipc_connection(unsigned flags)
291 {
292         char *server_name = NULL;
293         struct in_addr server_ip;
294         struct cli_state *cli = NULL;
295         NTSTATUS nt_status;
296
297         if (!net_find_server(flags, &server_ip, &server_name)) {
298                 d_printf("\nUnable to find a suitable server\n");
299                 return NULL;
300         }
301
302         if (flags & NET_FLAGS_ANONYMOUS) {
303                 nt_status = connect_to_ipc_anonymous(&cli, &server_ip, server_name);
304         } else {
305                 nt_status = connect_to_ipc(&cli, &server_ip, server_name);
306         }
307
308         SAFE_FREE(server_name);
309         if (NT_STATUS_IS_OK(nt_status)) {
310                 return cli;
311         } else {
312                 return NULL;
313         }
314 }
315
316 static int net_user(int argc, const char **argv)
317 {
318         if (net_ads_check() == 0)
319                 return net_ads_user(argc, argv);
320
321         /* if server is not specified, default to PDC? */
322         if (net_rpc_check(NET_FLAGS_PDC))
323                 return net_rpc_user(argc, argv);
324
325         return net_rap_user(argc, argv);
326 }
327
328 static int net_group(int argc, const char **argv)
329 {
330         if (net_ads_check() == 0)
331                 return net_ads_group(argc, argv);
332
333         if (argc == 0 && net_rpc_check(NET_FLAGS_PDC))
334                 return net_rpc_group(argc, argv);
335
336         return net_rap_group(argc, argv);
337 }
338
339 static int net_join(int argc, const char **argv)
340 {
341         if (net_ads_check() == 0) {
342                 if (net_ads_join(argc, argv) == 0)
343                         return 0;
344                 else
345                         d_printf("ADS join did not work, falling back to RPC...\n");
346         }
347         return net_rpc_join(argc, argv);
348 }
349
350 static int net_changetrustpw(int argc, const char **argv)
351 {
352         if (net_ads_check() == 0)
353                 return net_ads_changetrustpw(argc, argv);
354
355         return net_rpc_changetrustpw(argc, argv);
356 }
357
358 static int net_changesecretpw(int argc, const char **argv)
359 {
360         char *trust_pw;
361         uint32 sec_channel_type = SEC_CHAN_WKSTA;
362
363         if(opt_force) {
364                 trust_pw = getpass("Enter machine password: ");
365
366                 if (!secrets_store_machine_password(trust_pw, lp_workgroup(), sec_channel_type)) {
367                             d_printf("Unable to write the machine account password in the secrets database");
368                             return 1;
369                 }
370                 else {
371                     d_printf("Modified trust account password in secrets database\n");
372                 }
373         }
374         else {
375                 d_printf("Machine account password change requires the -f flag.\n");
376                 d_printf("Do NOT use this function unless you know what it does!\n");
377                 d_printf("This function will change the ADS Domain member machine account password in the secrets.tdb file!\n");
378         }
379
380         return 0;
381 }
382
383 static int net_share(int argc, const char **argv)
384 {
385         if (net_rpc_check(0))
386                 return net_rpc_share(argc, argv);
387         return net_rap_share(argc, argv);
388 }
389
390 static int net_file(int argc, const char **argv)
391 {
392         if (net_rpc_check(0))
393                 return net_rpc_file(argc, argv);
394         return net_rap_file(argc, argv);
395 }
396
397 /*
398  Retrieve our local SID or the SID for the specified name
399  */
400 static int net_getlocalsid(int argc, const char **argv)
401 {
402         DOM_SID sid;
403         const char *name;
404         fstring sid_str;
405
406         if (argc >= 1) {
407                 name = argv[0];
408         }
409         else {
410                 name = global_myname();
411         }
412
413         if (!secrets_fetch_domain_sid(name, &sid)) {
414                 DEBUG(0, ("Can't fetch domain SID for name: %s\n", name));      
415                 return 1;
416         }
417         sid_to_string(sid_str, &sid);
418         d_printf("SID for domain %s is: %s\n", name, sid_str);
419         return 0;
420 }
421
422 static int net_setlocalsid(int argc, const char **argv)
423 {
424         DOM_SID sid;
425
426         if ( (argc != 1)
427              || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
428              || (!string_to_sid(&sid, argv[0]))
429              || (sid.num_auths != 4)) {
430                 d_printf("usage: net setlocalsid S-1-5-21-x-y-z\n");
431                 return 1;
432         }
433
434         if (!secrets_store_domain_sid(global_myname(), &sid)) {
435                 DEBUG(0,("Can't store domain SID as a pdc/bdc.\n"));
436                 return 1;
437         }
438
439         return 0;
440 }
441
442 static int net_getdomainsid(int argc, const char **argv)
443 {
444         DOM_SID domain_sid;
445         fstring sid_str;
446
447         if (!secrets_fetch_domain_sid(global_myname(), &domain_sid)) {
448                 d_printf("Could not fetch local SID\n");
449                 return 1;
450         }
451         sid_to_string(sid_str, &domain_sid);
452         d_printf("SID for domain %s is: %s\n", global_myname(), sid_str);
453
454         if (!secrets_fetch_domain_sid(opt_workgroup, &domain_sid)) {
455                 d_printf("Could not fetch domain SID\n");
456                 return 1;
457         }
458
459         sid_to_string(sid_str, &domain_sid);
460         d_printf("SID for domain %s is: %s\n", opt_workgroup, sid_str);
461
462         return 0;
463 }
464
465 #ifdef WITH_FAKE_KASERVER
466
467 int net_afskey_usage(int argc, const char **argv)
468 {
469         d_printf("  net afskey filename\n"
470                  "\tImports a OpenAFS KeyFile into our secrets.tdb\n\n");
471         return -1;
472 }
473
474 static int net_afskey(int argc, const char **argv)
475 {
476         int fd;
477         struct afs_keyfile keyfile;
478
479         if (argc != 2) {
480                 d_printf("usage: 'net afskey <keyfile> cell'\n");
481                 return -1;
482         }
483
484         if (!secrets_init()) {
485                 d_printf("Could not open secrets.tdb\n");
486                 return -1;
487         }
488
489         if ((fd = open(argv[0], O_RDONLY, 0)) < 0) {
490                 d_printf("Could not open %s\n", argv[0]);
491                 return -1;
492         }
493
494         if (read(fd, &keyfile, sizeof(keyfile)) != sizeof(keyfile)) {
495                 d_printf("Could not read keyfile\n");
496                 return -1;
497         }
498
499         if (!secrets_store_afs_keyfile(argv[1], &keyfile)) {
500                 d_printf("Could not write keyfile to secrets.tdb\n");
501                 return -1;
502         }
503
504         return 0;
505 }
506
507 #endif /* WITH_FAKE_KASERVER */
508
509 static uint32 get_maxrid(void)
510 {
511         SAM_ACCOUNT *pwd = NULL;
512         uint32 max_rid = 0;
513         GROUP_MAP *map = NULL;
514         int num_entries = 0;
515         int i;
516
517         if (!pdb_setsampwent(False)) {
518                 DEBUG(0, ("load_sampwd_entries: Unable to open passdb.\n"));
519                 return 0;
520         }
521
522         for (; (NT_STATUS_IS_OK(pdb_init_sam(&pwd))) 
523                      && pdb_getsampwent(pwd) == True; pwd=NULL) {
524                 uint32 rid;
525
526                 if (!sid_peek_rid(pdb_get_user_sid(pwd), &rid)) {
527                         DEBUG(0, ("can't get RID for user '%s'\n",
528                                   pdb_get_username(pwd)));
529                         pdb_free_sam(&pwd);
530                         continue;
531                 }
532
533                 if (rid > max_rid)
534                         max_rid = rid;
535
536                 DEBUG(1,("%d is user '%s'\n", rid, pdb_get_username(pwd)));
537                 pdb_free_sam(&pwd);
538         }
539
540         pdb_endsampwent();
541         pdb_free_sam(&pwd);
542
543         if (!pdb_enum_group_mapping(SID_NAME_UNKNOWN, &map, &num_entries,
544                                     ENUM_ONLY_MAPPED))
545                 return max_rid;
546
547         for (i = 0; i < num_entries; i++) {
548                 uint32 rid;
549
550                 if (!sid_peek_check_rid(get_global_sam_sid(), &map[i].sid,
551                                         &rid)) {
552                         DEBUG(3, ("skipping map for group '%s', SID %s\n",
553                                   map[i].nt_name,
554                                   sid_string_static(&map[i].sid)));
555                         continue;
556                 }
557                 DEBUG(1,("%d is group '%s'\n", rid, map[i].nt_name));
558
559                 if (rid > max_rid)
560                         max_rid = rid;
561         }
562
563         SAFE_FREE(map);
564
565         return max_rid;
566 }
567
568 static int net_maxrid(int argc, const char **argv)
569 {
570         uint32 rid;
571
572         if (argc != 0) {
573                 DEBUG(0, ("usage: net maxrid\n"));
574                 return 1;
575         }
576
577         if ((rid = get_maxrid()) == 0) {
578                 DEBUG(0, ("can't get current maximum rid\n"));
579                 return 1;
580         }
581
582         d_printf("Currently used maximum rid: %d\n", rid);
583
584         return 0;
585 }
586
587 /* main function table */
588 static struct functable net_func[] = {
589         {"RPC", net_rpc},
590         {"RAP", net_rap},
591         {"ADS", net_ads},
592
593         /* eventually these should auto-choose the transport ... */
594         {"FILE", net_file},
595         {"SHARE", net_share},
596         {"SESSION", net_rap_session},
597         {"SERVER", net_rap_server},
598         {"DOMAIN", net_rap_domain},
599         {"PRINTQ", net_rap_printq},
600         {"USER", net_user},
601         {"GROUP", net_group},
602         {"GROUPMAP", net_groupmap},
603         {"VALIDATE", net_rap_validate},
604         {"GROUPMEMBER", net_rap_groupmember},
605         {"ADMIN", net_rap_admin},
606         {"SERVICE", net_rap_service},   
607         {"PASSWORD", net_rap_password},
608         {"CHANGETRUSTPW", net_changetrustpw},
609         {"CHANGESECRETPW", net_changesecretpw},
610         {"TIME", net_time},
611         {"LOOKUP", net_lookup},
612         {"JOIN", net_join},
613         {"CACHE", net_cache},
614         {"GETLOCALSID", net_getlocalsid},
615         {"SETLOCALSID", net_setlocalsid},
616         {"GETDOMAINSID", net_getdomainsid},
617         {"MAXRID", net_maxrid},
618         {"IDMAP", net_idmap},
619 #ifdef WITH_FAKE_KASERVER
620         {"AFSKEY", net_afskey},
621 #endif
622
623         {"HELP", net_help},
624         {NULL, NULL}
625 };
626
627
628 /****************************************************************************
629   main program
630 ****************************************************************************/
631  int main(int argc, const char **argv)
632 {
633         int opt,i;
634         char *p;
635         int rc = 0;
636         int argc_new = 0;
637         const char ** argv_new;
638         poptContext pc;
639
640         struct poptOption long_options[] = {
641                 {"help",        'h', POPT_ARG_NONE,   0, 'h'},
642                 {"workgroup",   'w', POPT_ARG_STRING, &opt_target_workgroup},
643                 {"user",        'U', POPT_ARG_STRING, &opt_user_name, 'U'},
644                 {"ipaddress",   'I', POPT_ARG_STRING, 0,'I'},
645                 {"port",        'p', POPT_ARG_INT,    &opt_port},
646                 {"myname",      'n', POPT_ARG_STRING, &opt_requester_name},
647                 {"server",      'S', POPT_ARG_STRING, &opt_host},
648                 {"container",   'c', POPT_ARG_STRING, &opt_container},
649                 {"comment",     'C', POPT_ARG_STRING, &opt_comment},
650                 {"maxusers",    'M', POPT_ARG_INT,    &opt_maxusers},
651                 {"flags",       'F', POPT_ARG_INT,    &opt_flags},
652                 {"long",        'l', POPT_ARG_NONE,   &opt_long_list_entries},
653                 {"reboot",      'r', POPT_ARG_NONE,   &opt_reboot},
654                 {"force",       'f', POPT_ARG_NONE,   &opt_force},
655                 {"timeout",     't', POPT_ARG_INT,    &opt_timeout},
656                 {"machine-pass",'P', POPT_ARG_NONE,   &opt_machine_pass},
657                 {"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
658                 POPT_COMMON_SAMBA
659                 { 0, 0, 0, 0}
660         };
661
662         zero_ip(&opt_dest_ip);
663
664         /* set default debug level to 0 regardless of what smb.conf sets */
665         DEBUGLEVEL_CLASS[DBGC_ALL] = 0;
666         dbf = x_stderr;
667         
668         pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 
669                             POPT_CONTEXT_KEEP_FIRST);
670         
671         while((opt = poptGetNextOpt(pc)) != -1) {
672                 switch (opt) {
673                 case 'h':
674                         net_help(argc, argv);
675                         exit(0);
676                         break;
677                 case 'I':
678                         opt_dest_ip = *interpret_addr2(poptGetOptArg(pc));
679                         if (is_zero_ip(opt_dest_ip))
680                                 d_printf("\nInvalid ip address specified\n");
681                         else
682                                 opt_have_ip = True;
683                         break;
684                 case 'U':
685                         opt_user_specified = True;
686                         opt_user_name = strdup(opt_user_name);
687                         p = strchr(opt_user_name,'%');
688                         if (p) {
689                                 *p = 0;
690                                 opt_password = p+1;
691                         }
692                         break;
693                 default:
694                         d_printf("\nInvalid option %s: %s\n", 
695                                  poptBadOption(pc, 0), poptStrerror(opt));
696                         net_help(argc, argv);
697                         exit(1);
698                 }
699         }
700         
701         /*
702          * Don't load debug level from smb.conf. It should be
703          * set by cmdline arg or remain default (0)
704          */
705         AllowDebugChange = False;
706         lp_load(dyn_CONFIGFILE,True,False,False);
707         
708         argv_new = (const char **)poptGetArgs(pc);
709
710         argc_new = argc;
711         for (i=0; i<argc; i++) {
712                 if (argv_new[i] == NULL) {
713                         argc_new = i;
714                         break;
715                 }
716         }
717
718         if (!opt_requester_name) {
719                 static fstring myname;
720                 get_myname(myname);
721                 opt_requester_name = myname;
722         }
723
724         if (!opt_user_name && getenv("LOGNAME")) {
725                 opt_user_name = getenv("LOGNAME");
726         }
727
728         if (!opt_workgroup) {
729                 opt_workgroup = smb_xstrdup(lp_workgroup());
730         }
731         
732         if (!opt_target_workgroup) {
733                 opt_target_workgroup = smb_xstrdup(lp_workgroup());
734         }
735         
736         if (!init_names())
737                 exit(1);
738
739         load_interfaces();
740         
741         /* this makes sure that when we do things like call scripts, 
742            that it won't assert becouse we are not root */
743         sec_init();
744
745         if (opt_machine_pass) {
746                 /* it is very useful to be able to make ads queries as the
747                    machine account for testing purposes and for domain leave */
748
749                 net_use_machine_password();
750         }
751
752         if (!opt_password) {
753                 opt_password = getenv("PASSWD");
754         }
755          
756         rc = net_run_function(argc_new-1, argv_new+1, net_func, net_help);
757         
758         DEBUG(2,("return code = %d\n", rc));
759         return rc;
760 }