source/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 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 (strequal(param, "PDC")) {
  88                         return SEC_CHAN_BDC;
  89                 } else if (strequal(param, "BDC")) {
  90                         return SEC_CHAN_BDC;
  91                 } else if (strequal(param, "MEMBER")) {
  92                         return SEC_CHAN_WKSTA;
  93 #if 0
  94                 } else if (strequal(param, "DOMAIN")) {
  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 && !opt_machine_pass) {
 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$", "IPC",
 143                                         opt_user_name, opt_workgroup,
 144                                         opt_password, 0, Undefined, NULL);
 145
 146         if (NT_STATUS_IS_OK(nt_status)) {
 147                 return nt_status;
 148         } else {
 149                 DEBUG(1,("Cannot connect to server.  Error was %s\n",
 150                          nt_errstr(nt_status)));
 151
 152                 /* Display a nicer message depending on the result */
 153
 154                 if (NT_STATUS_V(nt_status) ==
 155                     NT_STATUS_V(NT_STATUS_LOGON_FAILURE))
 156                         d_printf("The username or password was not correct.\n");
 157
 158                 if (NT_STATUS_V(nt_status) ==
 159                     NT_STATUS_V(NT_STATUS_ACCOUNT_LOCKED_OUT))
 160                         d_printf("The account was locked out.\n");
 161
 162                 if (NT_STATUS_V(nt_status) ==
 163                     NT_STATUS_V(NT_STATUS_ACCOUNT_DISABLED))
 164                         d_printf("The account was disabled.\n");
 165
 166                 return nt_status;
 167         }
 168 }
 169
 170 /****************************************************************************
 171 connect to \\server\ipc$ anonymously
 172 ****************************************************************************/
 173 NTSTATUS connect_to_ipc_anonymous(struct cli_state **c,
 174                         struct in_addr *server_ip, const char *server_name)
 175 {
 176         NTSTATUS nt_status;
 177
 178         nt_status = cli_full_connection(c, opt_requester_name, server_name,
 179                                         server_ip, opt_port,
 180                                         "IPC$", "IPC",
 181                                         "", "",
 182                                         "", 0, Undefined, NULL);
 183
 184         if (NT_STATUS_IS_OK(nt_status)) {
 185                 return nt_status;
 186         } else {
 187                 DEBUG(1,("Cannot connect to server (anonymously).  Error was %s\n", nt_errstr(nt_status)));
 188                 return nt_status;
 189         }
 190 }
 191
 192 /****************************************************************************
 193  Use the local machine's password for this session
 194 ****************************************************************************/
 195 int net_use_machine_password(void)
 196 {
 197         char *user_name = NULL;
 198
 199         if (!secrets_init()) {
 200                 d_printf("ERROR: Unable to open secrets database\n");
 201                 exit(1);
 202         }
 203
 204         user_name = NULL;
 205         opt_password = secrets_fetch_machine_password(opt_target_workgroup, NULL, NULL);
 206         if (asprintf(&user_name, "%s$@%s", global_myname(), lp_realm()) == -1) {
 207                 return -1;
 208         }
 209         opt_user_name = user_name;
 210         return 0;
 211 }
 212
 213 BOOL net_find_server(unsigned flags, struct in_addr *server_ip, char **server_name)
 214 {
 215
 216         if (opt_host) {
 217                 *server_name = strdup(opt_host);
 218         }
 219
 220         if (opt_have_ip) {
 221                 *server_ip = opt_dest_ip;
 222                 if (!*server_name) {
 223                         *server_name = strdup(inet_ntoa(opt_dest_ip));
 224                 }
 225         } else if (*server_name) {
 226                 /* resolve the IP address */
 227                 if (!resolve_name(*server_name, server_ip, 0x20))  {
 228                         DEBUG(1,("Unable to resolve server name\n"));
 229                         return False;
 230                 }
 231         } else if (flags & NET_FLAGS_PDC) {
 232                 struct in_addr pdc_ip;
 233
 234                 if (get_pdc_ip(opt_target_workgroup, &pdc_ip)) {
 235                         fstring dc_name;
 236
 237                         if (is_zero_ip(pdc_ip))
 238                                 return False;
 239
 240                         if ( !name_status_find(opt_target_workgroup, 0x1b, 0x20, pdc_ip, dc_name) )
 241                                 return False;
 242
 243                         *server_name = strdup(dc_name);
 244                         *server_ip = pdc_ip;
 245                 }
 246
 247         } else if (flags & NET_FLAGS_DMB) {
 248                 struct in_addr msbrow_ip;
 249                 /*  if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
 250                 if (!resolve_name(opt_target_workgroup, &msbrow_ip, 0x1B))  {
 251                         DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
 252                         return False;
 253                 } else {
 254                         *server_ip = msbrow_ip;
 255                 }
 256                 *server_name = strdup(inet_ntoa(opt_dest_ip));
 257         } else if (flags & NET_FLAGS_MASTER) {
 258                 struct in_addr brow_ips;
 259                 if (!resolve_name(opt_target_workgroup, &brow_ips, 0x1D))  {
 260                                 /* go looking for workgroups */
 261                         DEBUG(1,("Unable to resolve master browser via name lookup\n"));
 262                         return False;
 263                 } else {
 264                         *server_ip = brow_ips;
 265                 }
 266                 *server_name = strdup(inet_ntoa(opt_dest_ip));
 267         } else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
 268                 extern struct in_addr loopback_ip;
 269                 *server_ip = loopback_ip;
 270                 *server_name = strdup("127.0.0.1");
 271         }
 272
 273         if (!server_name || !*server_name) {
 274                 DEBUG(1,("no server to connect to\n"));
 275                 return False;
 276         }
 277
 278         return True;
 279 }
 280
 281
 282 BOOL net_find_pdc(struct in_addr *server_ip, fstring server_name, const char *domain_name)
 283 {
 284         if (get_pdc_ip(domain_name, server_ip)) {
 285                 if (is_zero_ip(*server_ip))
 286                         return False;
 287
 288                 if (!name_status_find(domain_name, 0x1b, 0x20, *server_ip, server_name))
 289                         return False;
 290
 291                 return True;
 292         }
 293         else
 294                 return False;
 295 }
 296
 297
 298 struct cli_state *net_make_ipc_connection(unsigned flags)
 299 {
 300         char *server_name = NULL;
 301         struct in_addr server_ip;
 302         struct cli_state *cli = NULL;
 303         NTSTATUS nt_status;
 304
 305         if (!net_find_server(flags, &server_ip, &server_name)) {
 306                 d_printf("\nUnable to find a suitable server\n");
 307                 return NULL;
 308         }
 309
 310         if (flags & NET_FLAGS_ANONYMOUS) {
 311                 nt_status = connect_to_ipc_anonymous(&cli, &server_ip, server_name);
 312         } else {
 313                 nt_status = connect_to_ipc(&cli, &server_ip, server_name);
 314         }
 315
 316         SAFE_FREE(server_name);
 317         if (NT_STATUS_IS_OK(nt_status)) {
 318                 return cli;
 319         } else {
 320                 return NULL;
 321         }
 322 }
 323
 324 static int net_user(int argc, const char **argv)
 325 {
 326         if (net_ads_check() == 0)
 327                 return net_ads_user(argc, argv);
 328
 329         /* if server is not specified, default to PDC? */
 330         if (net_rpc_check(NET_FLAGS_PDC))
 331                 return net_rpc_user(argc, argv);
 332
 333         return net_rap_user(argc, argv);
 334 }
 335
 336 static int net_group(int argc, const char **argv)
 337 {
 338         if (net_ads_check() == 0)
 339                 return net_ads_group(argc, argv);
 340
 341         if (argc == 0 && net_rpc_check(NET_FLAGS_PDC))
 342                 return net_rpc_group(argc, argv);
 343
 344         return net_rap_group(argc, argv);
 345 }
 346
 347 static int net_join(int argc, const char **argv)
 348 {
 349         if (net_ads_check() == 0) {
 350                 if (net_ads_join(argc, argv) == 0)
 351                         return 0;
 352                 else
 353                         d_printf("ADS join did not work, falling back to RPC...\n");
 354         }
 355         return net_rpc_join(argc, argv);
 356 }
 357
 358 static int net_changetrustpw(int argc, const char **argv)
 359 {
 360         if (net_ads_check() == 0)
 361                 return net_ads_changetrustpw(argc, argv);
 362
 363         return net_rpc_changetrustpw(argc, argv);
 364 }
 365
 366 static int net_changesecretpw(int argc, const char **argv)
 367 {
 368         char *trust_pw;
 369         uint32 sec_channel_type = SEC_CHAN_WKSTA;
 370
 371         if(opt_force) {
 372                 trust_pw = getpass("Enter machine password: ");
 373
 374                 if (!secrets_store_machine_password(trust_pw, lp_workgroup(), sec_channel_type)) {
 375                             d_printf("Unable to write the machine account password in the secrets database");
 376                             return 1;
 377                 }
 378                 else {
 379                     d_printf("Modified trust account password in secrets database\n");
 380                 }
 381         }
 382         else {
 383                 d_printf("Machine account password change requires the -f flag.\n");
 384                 d_printf("Do NOT use this function unless you know what it does!\n");
 385                 d_printf("This function will change the ADS Domain member machine account password in the secrets.tdb file!\n");
 386         }
 387
 388         return 0;
 389 }
 390
 391 static int net_share(int argc, const char **argv)
 392 {
 393         if (net_rpc_check(0))
 394                 return net_rpc_share(argc, argv);
 395         return net_rap_share(argc, argv);
 396 }
 397
 398 static int net_file(int argc, const char **argv)
 399 {
 400         if (net_rpc_check(0))
 401                 return net_rpc_file(argc, argv);
 402         return net_rap_file(argc, argv);
 403 }
 404
 405 /*
 406  Retrieve our local SID or the SID for the specified name
 407  */
 408 static int net_getlocalsid(int argc, const char **argv)
 409 {
 410         DOM_SID sid;
 411         const char *name;
 412         fstring sid_str;
 413
 414         if (argc >= 1) {
 415                 name = argv[0];
 416         }
 417         else {
 418                 name = global_myname();
 419         }
 420
 421         if (!secrets_fetch_domain_sid(name, &sid)) {
 422                 DEBUG(0, ("Can't fetch domain SID for name: %s\n", name));
 423                 return 1;
 424         }
 425         sid_to_string(sid_str, &sid);
 426         d_printf("SID for domain %s is: %s\n", name, sid_str);
 427         return 0;
 428 }
 429
 430 static int net_setlocalsid(int argc, const char **argv)
 431 {
 432         DOM_SID sid;
 433
 434         if ( (argc != 1)
 435              || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
 436              || (!string_to_sid(&sid, argv[0]))
 437              || (sid.num_auths != 4)) {
 438                 d_printf("usage: net setlocalsid S-1-5-21-x-y-z\n");
 439                 return 1;
 440         }
 441
 442         if (!secrets_store_domain_sid(global_myname(), &sid)) {
 443                 DEBUG(0,("Can't store domain SID as a pdc/bdc.\n"));
 444                 return 1;
 445         }
 446
 447         return 0;
 448 }
 449
 450 static int net_getdomainsid(int argc, const char **argv)
 451 {
 452         DOM_SID domain_sid;
 453         fstring sid_str;
 454
 455         if (!secrets_fetch_domain_sid(global_myname(), &domain_sid)) {
 456                 d_printf("Could not fetch local SID\n");
 457                 return 1;
 458         }
 459         sid_to_string(sid_str, &domain_sid);
 460         d_printf("SID for domain %s is: %s\n", global_myname(), sid_str);
 461
 462         if (!secrets_fetch_domain_sid(opt_workgroup, &domain_sid)) {
 463                 d_printf("Could not fetch domain SID\n");
 464                 return 1;
 465         }
 466
 467         sid_to_string(sid_str, &domain_sid);
 468         d_printf("SID for domain %s is: %s\n", opt_workgroup, sid_str);
 469
 470         return 0;
 471 }
 472
 473 #ifdef WITH_FAKE_KASERVER
 474
 475 int net_afskey_usage(int argc, const char **argv)
 476 {
 477         d_printf("  net afskey filename\n"
 478                  "\tImports a OpenAFS KeyFile into our secrets.tdb\n\n");
 479         return -1;
 480 }
 481
 482 static int net_afskey(int argc, const char **argv)
 483 {
 484         int fd;
 485         struct afs_keyfile keyfile;
 486
 487         if (argc != 2) {
 488                 d_printf("usage: 'net afskey <keyfile> cell'\n");
 489                 return -1;
 490         }
 491
 492         if (!secrets_init()) {
 493                 d_printf("Could not open secrets.tdb\n");
 494                 return -1;
 495         }
 496
 497         if ((fd = open(argv[0], O_RDONLY, 0)) < 0) {
 498                 d_printf("Could not open %s\n", argv[0]);
 499                 return -1;
 500         }
 501
 502         if (read(fd, &keyfile, sizeof(keyfile)) != sizeof(keyfile)) {
 503                 d_printf("Could not read keyfile\n");
 504                 return -1;
 505         }
 506
 507         if (!secrets_store_afs_keyfile(argv[1], &keyfile)) {
 508                 d_printf("Could not write keyfile to secrets.tdb\n");
 509                 return -1;
 510         }
 511
 512         return 0;
 513 }
 514
 515 #endif /* WITH_FAKE_KASERVER */
 516
 517 static uint32 get_maxrid(void)
 518 {
 519         SAM_ACCOUNT *pwd = NULL;
 520         uint32 max_rid = 0;
 521         GROUP_MAP *map = NULL;
 522         int num_entries = 0;
 523         int i;
 524
 525         if (!pdb_setsampwent(False)) {
 526                 DEBUG(0, ("load_sampwd_entries: Unable to open passdb.\n"));
 527                 return 0;
 528         }
 529
 530         for (; (NT_STATUS_IS_OK(pdb_init_sam(&pwd)))
 531                      && pdb_getsampwent(pwd) == True; pwd=NULL) {
 532                 uint32 rid;
 533
 534                 if (!sid_peek_rid(pdb_get_user_sid(pwd), &rid)) {
 535                         DEBUG(0, ("can't get RID for user '%s'\n",
 536                                   pdb_get_username(pwd)));
 537                         pdb_free_sam(&pwd);
 538                         continue;
 539                 }
 540
 541                 if (rid > max_rid)
 542                         max_rid = rid;
 543
 544                 DEBUG(1,("%d is user '%s'\n", rid, pdb_get_username(pwd)));
 545                 pdb_free_sam(&pwd);
 546         }
 547
 548         pdb_endsampwent();
 549         pdb_free_sam(&pwd);
 550
 551         if (!pdb_enum_group_mapping(SID_NAME_UNKNOWN, &map, &num_entries,
 552                                     ENUM_ONLY_MAPPED))
 553                 return max_rid;
 554
 555         for (i = 0; i < num_entries; i++) {
 556                 uint32 rid;
 557
 558                 if (!sid_peek_check_rid(get_global_sam_sid(), &map[i].sid,
 559                                         &rid)) {
 560                         DEBUG(3, ("skipping map for group '%s', SID %s\n",
 561                                   map[i].nt_name,
 562                                   sid_string_static(&map[i].sid)));
 563                         continue;
 564                 }
 565                 DEBUG(1,("%d is group '%s'\n", rid, map[i].nt_name));
 566
 567                 if (rid > max_rid)
 568                         max_rid = rid;
 569         }
 570
 571         SAFE_FREE(map);
 572
 573         return max_rid;
 574 }
 575
 576 static int net_maxrid(int argc, const char **argv)
 577 {
 578         uint32 rid;
 579
 580         if (argc != 0) {
 581                 DEBUG(0, ("usage: net maxrid\n"));
 582                 return 1;
 583         }
 584
 585         if ((rid = get_maxrid()) == 0) {
 586                 DEBUG(0, ("can't get current maximum rid\n"));
 587                 return 1;
 588         }
 589
 590         d_printf("Currently used maximum rid: %d\n", rid);
 591
 592         return 0;
 593 }
 594
 595 /* main function table */
 596 static struct functable net_func[] = {
 597         {"RPC", net_rpc},
 598         {"RAP", net_rap},
 599         {"ADS", net_ads},
 600
 601         /* eventually these should auto-choose the transport ... */
 602         {"FILE", net_file},
 603         {"SHARE", net_share},
 604         {"SESSION", net_rap_session},
 605         {"SERVER", net_rap_server},
 606         {"DOMAIN", net_rap_domain},
 607         {"PRINTQ", net_rap_printq},
 608         {"USER", net_user},
 609         {"GROUP", net_group},
 610         {"GROUPMAP", net_groupmap},
 611         {"VALIDATE", net_rap_validate},
 612         {"GROUPMEMBER", net_rap_groupmember},
 613         {"ADMIN", net_rap_admin},
 614         {"SERVICE", net_rap_service},
 615         {"PASSWORD", net_rap_password},
 616         {"CHANGETRUSTPW", net_changetrustpw},
 617         {"CHANGESECRETPW", net_changesecretpw},
 618         {"TIME", net_time},
 619         {"LOOKUP", net_lookup},
 620         {"JOIN", net_join},
 621         {"CACHE", net_cache},
 622         {"GETLOCALSID", net_getlocalsid},
 623         {"SETLOCALSID", net_setlocalsid},
 624         {"GETDOMAINSID", net_getdomainsid},
 625         {"MAXRID", net_maxrid},
 626         {"IDMAP", net_idmap},
 627         {"STATUS", net_status},
 628 #ifdef WITH_FAKE_KASERVER
 629         {"AFSKEY", net_afskey},
 630 #endif
 631
 632         {"HELP", net_help},
 633         {NULL, NULL}
 634 };
 635
 636
 637 /****************************************************************************
 638   main program
 639 ****************************************************************************/
 640  int main(int argc, const char **argv)
 641 {
 642         int opt,i;
 643         char *p;
 644         int rc = 0;
 645         int argc_new = 0;
 646         const char ** argv_new;
 647         poptContext pc;
 648
 649         struct poptOption long_options[] = {
 650                 {"help",        'h', POPT_ARG_NONE,   0, 'h'},
 651                 {"workgroup",   'w', POPT_ARG_STRING, &opt_target_workgroup},
 652                 {"user",        'U', POPT_ARG_STRING, &opt_user_name, 'U'},
 653                 {"ipaddress",   'I', POPT_ARG_STRING, 0,'I'},
 654                 {"port",        'p', POPT_ARG_INT,    &opt_port},
 655                 {"myname",      'n', POPT_ARG_STRING, &opt_requester_name},
 656                 {"server",      'S', POPT_ARG_STRING, &opt_host},
 657                 {"container",   'c', POPT_ARG_STRING, &opt_container},
 658                 {"comment",     'C', POPT_ARG_STRING, &opt_comment},
 659                 {"maxusers",    'M', POPT_ARG_INT,    &opt_maxusers},
 660                 {"flags",       'F', POPT_ARG_INT,    &opt_flags},
 661                 {"long",        'l', POPT_ARG_NONE,   &opt_long_list_entries},
 662                 {"reboot",      'r', POPT_ARG_NONE,   &opt_reboot},
 663                 {"force",       'f', POPT_ARG_NONE,   &opt_force},
 664                 {"timeout",     't', POPT_ARG_INT,    &opt_timeout},
 665                 {"machine-pass",'P', POPT_ARG_NONE,   &opt_machine_pass},
 666                 {"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
 667                 POPT_COMMON_SAMBA
 668                 { 0, 0, 0, 0}
 669         };
 670
 671         zero_ip(&opt_dest_ip);
 672
 673         /* set default debug level to 0 regardless of what smb.conf sets */
 674         DEBUGLEVEL_CLASS[DBGC_ALL] = 0;
 675         dbf = x_stderr;
 676
 677         pc = poptGetContext(NULL, argc, (const char **) argv, long_options,
 678                             POPT_CONTEXT_KEEP_FIRST);
 679
 680         while((opt = poptGetNextOpt(pc)) != -1) {
 681                 switch (opt) {
 682                 case 'h':
 683                         net_help(argc, argv);
 684                         exit(0);
 685                         break;
 686                 case 'I':
 687                         opt_dest_ip = *interpret_addr2(poptGetOptArg(pc));
 688                         if (is_zero_ip(opt_dest_ip))
 689                                 d_printf("\nInvalid ip address specified\n");
 690                         else
 691                                 opt_have_ip = True;
 692                         break;
 693                 case 'U':
 694                         opt_user_specified = True;
 695                         opt_user_name = strdup(opt_user_name);
 696                         p = strchr(opt_user_name,'%');
 697                         if (p) {
 698                                 *p = 0;
 699                                 opt_password = p+1;
 700                         }
 701                         break;
 702                 default:
 703                         d_printf("\nInvalid option %s: %s\n",
 704                                  poptBadOption(pc, 0), poptStrerror(opt));
 705                         net_help(argc, argv);
 706                         exit(1);
 707                 }
 708         }
 709
 710         /*
 711          * Don't load debug level from smb.conf. It should be
 712          * set by cmdline arg or remain default (0)
 713          */
 714         AllowDebugChange = False;
 715         lp_load(dyn_CONFIGFILE,True,False,False);
 716
 717         argv_new = (const char **)poptGetArgs(pc);
 718
 719         argc_new = argc;
 720         for (i=0; i<argc; i++) {
 721                 if (argv_new[i] == NULL) {
 722                         argc_new = i;
 723                         break;
 724                 }
 725         }
 726
 727         if (!opt_requester_name) {
 728                 static fstring myname;
 729                 get_myname(myname);
 730                 opt_requester_name = myname;
 731         }
 732
 733         if (!opt_user_name && getenv("LOGNAME")) {
 734                 opt_user_name = getenv("LOGNAME");
 735         }
 736
 737         if (!opt_workgroup) {
 738                 opt_workgroup = smb_xstrdup(lp_workgroup());
 739         }
 740
 741         if (!opt_target_workgroup) {
 742                 opt_target_workgroup = smb_xstrdup(lp_workgroup());
 743         }
 744
 745         if (!init_names())
 746                 exit(1);
 747
 748         load_interfaces();
 749
 750         /* this makes sure that when we do things like call scripts,
 751            that it won't assert becouse we are not root */
 752         sec_init();
 753
 754         if (opt_machine_pass) {
 755                 /* it is very useful to be able to make ads queries as the
 756                    machine account for testing purposes and for domain leave */
 757
 758                 net_use_machine_password();
 759         }
 760
 761         if (!opt_password) {
 762                 opt_password = getenv("PASSWD");
 763         }
 764
 765         rc = net_run_function(argc_new-1, argv_new+1, net_func, net_help);
 766
 767         DEBUG(2,("return code = %d\n", rc));
 768         return rc;
 769 }