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_stdin = 0;
  69 int opt_port = 0;
  70 int opt_verbose = 0;
  71 int opt_maxusers = -1;
  72 const char *opt_comment = "";
  73 const char *opt_container = NULL;
  74 int opt_flags = -1;
  75 int opt_timeout = 0;
  76 const char *opt_target_workgroup = NULL;
  77 int opt_machine_pass = 0;
  78 BOOL opt_localgroup = False;
  79 BOOL opt_domaingroup = False;
  80 static BOOL do_talloc_report=False;
  81 const char *opt_newntname = "";
  82 int opt_rid = 0;
  83 int opt_acls = 0;
  84 int opt_attrs = 0;
  85 int opt_timestamps = 0;
  86 const char *opt_exclude = NULL;
  87 const char *opt_destination = NULL;
  88
  89 BOOL opt_have_ip = False;
  90 struct in_addr opt_dest_ip;
  91
  92 extern struct in_addr loopback_ip;
  93 extern BOOL AllowDebugChange;
  94
  95 uint32 get_sec_channel_type(const char *param)
  96 {
  97         if (!(param && *param)) {
  98                 return get_default_sec_channel();
  99         } else {
 100                 if (strequal(param, "PDC")) {
 101                         return SEC_CHAN_BDC;
 102                 } else if (strequal(param, "BDC")) {
 103                         return SEC_CHAN_BDC;
 104                 } else if (strequal(param, "MEMBER")) {
 105                         return SEC_CHAN_WKSTA;
 106 #if 0
 107                 } else if (strequal(param, "DOMAIN")) {
 108                         return SEC_CHAN_DOMAIN;
 109 #endif
 110                 } else {
 111                         return get_default_sec_channel();
 112                 }
 113         }
 114 }
 115
 116 /*
 117   run a function from a function table. If not found then
 118   call the specified usage function
 119 */
 120 int net_run_function(int argc, const char **argv, struct functable *table,
 121                      int (*usage_fn)(int argc, const char **argv))
 122 {
 123         int i;
 124
 125         if (argc < 1) {
 126                 d_printf("\nUsage: \n");
 127                 return usage_fn(argc, argv);
 128         }
 129         for (i=0; table[i].funcname; i++) {
 130                 if (StrCaseCmp(argv[0], table[i].funcname) == 0)
 131                         return table[i].fn(argc-1, argv+1);
 132         }
 133         d_fprintf(stderr, "No command: %s\n", argv[0]);
 134         return usage_fn(argc, argv);
 135 }
 136
 137 /*
 138  * run a function from a function table.
 139  */
 140 int net_run_function2(int argc, const char **argv, const char *whoami,
 141                       struct functable2 *table)
 142 {
 143         int i;
 144
 145         if (argc != 0) {
 146                 for (i=0; table[i].funcname; i++) {
 147                         if (StrCaseCmp(argv[0], table[i].funcname) == 0)
 148                                 return table[i].fn(argc-1, argv+1);
 149                 }
 150         }
 151
 152         for (i=0; table[i].funcname != NULL; i++) {
 153                 d_printf("%s %-15s %s\n", whoami, table[i].funcname,
 154                          table[i].helptext);
 155         }
 156
 157         return -1;
 158 }
 159
 160 /****************************************************************************
 161 connect to \\server\service
 162 ****************************************************************************/
 163
 164 NTSTATUS connect_to_service(struct cli_state **c, struct in_addr *server_ip,
 165                                         const char *server_name,
 166                                         const char *service_name,
 167                                         const char *service_type)
 168 {
 169         NTSTATUS nt_status;
 170
 171         if (!opt_password && !opt_machine_pass) {
 172                 char *pass = getpass("Password:");
 173                 if (pass) {
 174                         opt_password = SMB_STRDUP(pass);
 175                 }
 176         }
 177
 178         nt_status = cli_full_connection(c, NULL, server_name,
 179                                         server_ip, opt_port,
 180                                         service_name, service_type,
 181                                         opt_user_name, opt_workgroup,
 182                                         opt_password, 0, Undefined, NULL);
 183
 184         if (NT_STATUS_IS_OK(nt_status) ||
 185             NT_STATUS_EQUAL(nt_status, NT_STATUS_NOLOGON_WORKSTATION_TRUST_ACCOUNT) ||
 186             NT_STATUS_EQUAL(nt_status, NT_STATUS_NOLOGON_SERVER_TRUST_ACCOUNT) ||
 187             NT_STATUS_EQUAL(nt_status, NT_STATUS_NOLOGON_INTERDOMAIN_TRUST_ACCOUNT)) {
 188                 return nt_status;
 189         }
 190
 191         d_fprintf(stderr, "Could not connect to server %s\n", server_name);
 192
 193         /* Display a nicer message depending on the result */
 194
 195         if (NT_STATUS_V(nt_status) ==
 196             NT_STATUS_V(NT_STATUS_LOGON_FAILURE))
 197                 d_fprintf(stderr, "The username or password was not correct.\n");
 198
 199         if (NT_STATUS_V(nt_status) ==
 200             NT_STATUS_V(NT_STATUS_ACCOUNT_LOCKED_OUT))
 201                 d_fprintf(stderr, "The account was locked out.\n");
 202
 203         if (NT_STATUS_V(nt_status) ==
 204             NT_STATUS_V(NT_STATUS_ACCOUNT_DISABLED))
 205                 d_fprintf(stderr, "The account was disabled.\n");
 206
 207         return nt_status;
 208 }
 209
 210
 211 /****************************************************************************
 212 connect to \\server\ipc$
 213 ****************************************************************************/
 214 NTSTATUS connect_to_ipc(struct cli_state **c, struct in_addr *server_ip,
 215                                         const char *server_name)
 216 {
 217         return connect_to_service(c, server_ip, server_name, "IPC$", "IPC");
 218 }
 219
 220 /****************************************************************************
 221 connect to \\server\ipc$ anonymously
 222 ****************************************************************************/
 223 NTSTATUS connect_to_ipc_anonymous(struct cli_state **c,
 224                         struct in_addr *server_ip, const char *server_name)
 225 {
 226         NTSTATUS nt_status;
 227
 228         nt_status = cli_full_connection(c, opt_requester_name, server_name,
 229                                         server_ip, opt_port,
 230                                         "IPC$", "IPC",
 231                                         "", "",
 232                                         "", 0, Undefined, NULL);
 233
 234         if (NT_STATUS_IS_OK(nt_status)) {
 235                 return nt_status;
 236         } else {
 237                 DEBUG(1,("Cannot connect to server (anonymously).  Error was %s\n", nt_errstr(nt_status)));
 238                 return nt_status;
 239         }
 240 }
 241
 242 /****************************************************************************
 243  Return malloced user@realm for krb5 login.
 244 ****************************************************************************/
 245
 246 static char *get_user_and_realm(const char *username)
 247 {
 248         char *user_and_realm = NULL;
 249
 250         if (!username) {
 251                 return NULL;
 252         }
 253         if (strchr_m(username, '@')) {
 254                 user_and_realm = SMB_STRDUP(username);
 255         } else {
 256                 if (asprintf(&user_and_realm, "%s@%s", username, lp_realm()) == -1) {
 257                         user_and_realm = NULL;
 258                 }
 259         }
 260         return user_and_realm;
 261 }
 262
 263 /****************************************************************************
 264 connect to \\server\ipc$ using KRB5
 265 ****************************************************************************/
 266
 267 NTSTATUS connect_to_ipc_krb5(struct cli_state **c,
 268                         struct in_addr *server_ip, const char *server_name)
 269 {
 270         NTSTATUS nt_status;
 271         char *user_and_realm = NULL;
 272
 273         if (!opt_password && !opt_machine_pass) {
 274                 char *pass = getpass("Password:");
 275                 if (pass) {
 276                         opt_password = SMB_STRDUP(pass);
 277                 }
 278         }
 279
 280         user_and_realm = get_user_and_realm(opt_user_name);
 281         if (!user_and_realm) {
 282                 return NT_STATUS_NO_MEMORY;
 283         }
 284
 285         nt_status = cli_full_connection(c, NULL, server_name,
 286                                         server_ip, opt_port,
 287                                         "IPC$", "IPC",
 288                                         user_and_realm, opt_workgroup,
 289                                         opt_password, CLI_FULL_CONNECTION_USE_KERBEROS,
 290                                         Undefined, NULL);
 291
 292         SAFE_FREE(user_and_realm);
 293
 294         if (NT_STATUS_IS_OK(nt_status)) {
 295                 return nt_status;
 296         } else {
 297                 DEBUG(1,("Cannot connect to server using kerberos.  Error was %s\n", nt_errstr(nt_status)));
 298                 return nt_status;
 299         }
 300 }
 301
 302 /**
 303  * Connect a server and open a given pipe
 304  *
 305  * @param cli_dst               A cli_state
 306  * @param pipe                  The pipe to open
 307  * @param got_pipe              boolean that stores if we got a pipe
 308  *
 309  * @return Normal NTSTATUS return.
 310  **/
 311 NTSTATUS connect_dst_pipe(struct cli_state **cli_dst, struct rpc_pipe_client **pp_pipe_hnd, int pipe_num)
 312 {
 313         NTSTATUS nt_status;
 314         char *server_name = SMB_STRDUP("127.0.0.1");
 315         struct cli_state *cli_tmp = NULL;
 316         struct rpc_pipe_client *pipe_hnd = NULL;
 317
 318         if (server_name == NULL) {
 319                 return NT_STATUS_NO_MEMORY;
 320         }
 321
 322         if (opt_destination) {
 323                 SAFE_FREE(server_name);
 324                 if ((server_name = SMB_STRDUP(opt_destination)) == NULL) {
 325                         return NT_STATUS_NO_MEMORY;
 326                 }
 327         }
 328
 329         /* make a connection to a named pipe */
 330         nt_status = connect_to_ipc(&cli_tmp, NULL, server_name);
 331         if (!NT_STATUS_IS_OK(nt_status)) {
 332                 SAFE_FREE(server_name);
 333                 return nt_status;
 334         }
 335
 336         pipe_hnd = cli_rpc_pipe_open_noauth(cli_tmp, pipe_num, &nt_status);
 337         if (!pipe_hnd) {
 338                 DEBUG(0, ("couldn't not initialize pipe\n"));
 339                 cli_shutdown(cli_tmp);
 340                 SAFE_FREE(server_name);
 341                 return nt_status;
 342         }
 343
 344         *cli_dst = cli_tmp;
 345         *pp_pipe_hnd = pipe_hnd;
 346         SAFE_FREE(server_name);
 347
 348         return nt_status;
 349 }
 350
 351 /****************************************************************************
 352  Use the local machine account (krb) and password for this session.
 353 ****************************************************************************/
 354
 355 int net_use_krb_machine_account(void)
 356 {
 357         char *user_name = NULL;
 358
 359         if (!secrets_init()) {
 360                 d_fprintf(stderr, "ERROR: Unable to open secrets database\n");
 361                 exit(1);
 362         }
 363
 364         opt_password = secrets_fetch_machine_password(opt_target_workgroup, NULL, NULL);
 365         if (asprintf(&user_name, "%s$@%s", global_myname(), lp_realm()) == -1) {
 366                 return -1;
 367         }
 368         opt_user_name = user_name;
 369         return 0;
 370 }
 371
 372 /****************************************************************************
 373  Use the machine account name and password for this session.
 374 ****************************************************************************/
 375
 376 int net_use_machine_account(void)
 377 {
 378         char *user_name = NULL;
 379
 380         if (!secrets_init()) {
 381                 d_fprintf(stderr, "ERROR: Unable to open secrets database\n");
 382                 exit(1);
 383         }
 384
 385         opt_password = secrets_fetch_machine_password(opt_target_workgroup, NULL, NULL);
 386         if (asprintf(&user_name, "%s$", global_myname()) == -1) {
 387                 return -1;
 388         }
 389         opt_user_name = user_name;
 390         return 0;
 391 }
 392
 393 BOOL net_find_server(const char *domain, unsigned flags, struct in_addr *server_ip, char **server_name)
 394 {
 395         const char *d = domain ? domain : opt_target_workgroup;
 396
 397         if (opt_host) {
 398                 *server_name = SMB_STRDUP(opt_host);
 399         }
 400
 401         if (opt_have_ip) {
 402                 *server_ip = opt_dest_ip;
 403                 if (!*server_name) {
 404                         *server_name = SMB_STRDUP(inet_ntoa(opt_dest_ip));
 405                 }
 406         } else if (*server_name) {
 407                 /* resolve the IP address */
 408                 if (!resolve_name(*server_name, server_ip, 0x20))  {
 409                         DEBUG(1,("Unable to resolve server name\n"));
 410                         return False;
 411                 }
 412         } else if (flags & NET_FLAGS_PDC) {
 413                 struct in_addr pdc_ip;
 414
 415                 if (get_pdc_ip(d, &pdc_ip)) {
 416                         fstring dc_name;
 417
 418                         if (is_zero_ip(pdc_ip))
 419                                 return False;
 420
 421                         if ( !name_status_find(d, 0x1b, 0x20, pdc_ip, dc_name) )
 422                                 return False;
 423
 424                         *server_name = SMB_STRDUP(dc_name);
 425                         *server_ip = pdc_ip;
 426                 }
 427         } else if (flags & NET_FLAGS_DMB) {
 428                 struct in_addr msbrow_ip;
 429                 /*  if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
 430                 if (!resolve_name(d, &msbrow_ip, 0x1B))  {
 431                         DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
 432                         return False;
 433                 } else {
 434                         *server_ip = msbrow_ip;
 435                 }
 436                 *server_name = SMB_STRDUP(inet_ntoa(opt_dest_ip));
 437         } else if (flags & NET_FLAGS_MASTER) {
 438                 struct in_addr brow_ips;
 439                 if (!resolve_name(d, &brow_ips, 0x1D))  {
 440                                 /* go looking for workgroups */
 441                         DEBUG(1,("Unable to resolve master browser via name lookup\n"));
 442                         return False;
 443                 } else {
 444                         *server_ip = brow_ips;
 445                 }
 446                 *server_name = SMB_STRDUP(inet_ntoa(opt_dest_ip));
 447         } else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
 448                 *server_ip = loopback_ip;
 449                 *server_name = SMB_STRDUP("127.0.0.1");
 450         }
 451
 452         if (!server_name || !*server_name) {
 453                 DEBUG(1,("no server to connect to\n"));
 454                 return False;
 455         }
 456
 457         return True;
 458 }
 459
 460
 461 BOOL net_find_pdc(struct in_addr *server_ip, fstring server_name, const char *domain_name)
 462 {
 463         if (get_pdc_ip(domain_name, server_ip)) {
 464                 if (is_zero_ip(*server_ip))
 465                         return False;
 466
 467                 if (!name_status_find(domain_name, 0x1b, 0x20, *server_ip, server_name))
 468                         return False;
 469
 470                 return True;
 471         }
 472         else
 473                 return False;
 474 }
 475
 476 struct cli_state *net_make_ipc_connection( unsigned flags )
 477 {
 478         return net_make_ipc_connection_ex( NULL, NULL, NULL, flags );
 479 }
 480
 481 struct cli_state *net_make_ipc_connection_ex( const char *domain, const char *server,
 482                                               struct in_addr *ip, unsigned flags)
 483 {
 484         char *server_name = NULL;
 485         struct in_addr server_ip;
 486         struct cli_state *cli = NULL;
 487         NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
 488
 489         if ( !server || !ip ) {
 490                 if (!net_find_server(domain, flags, &server_ip, &server_name)) {
 491                         d_fprintf(stderr, "Unable to find a suitable server\n");
 492                         return NULL;
 493                 }
 494         } else {
 495                 server_name = SMB_STRDUP( server );
 496                 server_ip = *ip;
 497         }
 498
 499         if (opt_user_name) {
 500                 nt_status = connect_to_ipc(&cli, &server_ip, server_name);
 501                 if (NT_STATUS_IS_OK(nt_status)) {
 502                         goto connected;
 503                 }
 504         }
 505         if (flags & NET_FLAGS_ANONYMOUS) {
 506                 nt_status = connect_to_ipc_anonymous(&cli, &server_ip, server_name);
 507                 if (NT_STATUS_IS_OK(nt_status)) {
 508                         goto connected;
 509                 }
 510         }
 511
 512         SAFE_FREE(server_name);
 513         d_fprintf(stderr, "Connection failed: %s\n",
 514                   nt_errstr(nt_status));
 515         return NULL;
 516
 517  connected:
 518         /* store the server in the affinity cache if it was a PDC */
 519
 520         if ( (flags & NET_FLAGS_PDC) && NT_STATUS_IS_OK(nt_status) )
 521                 saf_store( cli->server_domain, cli->desthost );
 522
 523         return cli;
 524 }
 525
 526 static int net_user(int argc, const char **argv)
 527 {
 528         if (net_ads_check() == 0)
 529                 return net_ads_user(argc, argv);
 530
 531         /* if server is not specified, default to PDC? */
 532         if (net_rpc_check(NET_FLAGS_PDC))
 533                 return net_rpc_user(argc, argv);
 534
 535         return net_rap_user(argc, argv);
 536 }
 537
 538 static int net_group(int argc, const char **argv)
 539 {
 540         if (net_ads_check() == 0)
 541                 return net_ads_group(argc, argv);
 542
 543         if (argc == 0 && net_rpc_check(NET_FLAGS_PDC))
 544                 return net_rpc_group(argc, argv);
 545
 546         return net_rap_group(argc, argv);
 547 }
 548
 549 static int net_join(int argc, const char **argv)
 550 {
 551         if (net_ads_check_our_domain() == 0) {
 552                 if (net_ads_join(argc, argv) == 0)
 553                         return 0;
 554                 else
 555                         d_fprintf(stderr, "ADS join did not work, falling back to RPC...\n");
 556         }
 557         return net_rpc_join(argc, argv);
 558 }
 559
 560 static int net_changetrustpw(int argc, const char **argv)
 561 {
 562         if (net_ads_check_our_domain() == 0)
 563                 return net_ads_changetrustpw(argc, argv);
 564
 565         return net_rpc_changetrustpw(argc, argv);
 566 }
 567
 568 static void set_line_buffering(FILE *f)
 569 {
 570         setvbuf(f, NULL, _IOLBF, 0);
 571 }
 572
 573 static int net_changesecretpw(int argc, const char **argv)
 574 {
 575         char *trust_pw;
 576         uint32 sec_channel_type = SEC_CHAN_WKSTA;
 577
 578         if(opt_force) {
 579                 if (opt_stdin) {
 580                         set_line_buffering(stdin);
 581                         set_line_buffering(stdout);
 582                         set_line_buffering(stderr);
 583                 }
 584
 585                 trust_pw = get_pass("Enter machine password: ", opt_stdin);
 586
 587                 if (!secrets_store_machine_password(trust_pw, lp_workgroup(), sec_channel_type)) {
 588                             d_fprintf(stderr, "Unable to write the machine account password in the secrets database");
 589                             return 1;
 590                 }
 591                 else {
 592                     d_printf("Modified trust account password in secrets database\n");
 593                 }
 594         }
 595         else {
 596                 d_printf("Machine account password change requires the -f flag.\n");
 597                 d_printf("Do NOT use this function unless you know what it does!\n");
 598                 d_printf("This function will change the ADS Domain member machine account password in the secrets.tdb file!\n");
 599         }
 600
 601         return 0;
 602 }
 603
 604 static int net_share(int argc, const char **argv)
 605 {
 606         if (net_rpc_check(0))
 607                 return net_rpc_share(argc, argv);
 608         return net_rap_share(argc, argv);
 609 }
 610
 611 static int net_file(int argc, const char **argv)
 612 {
 613         if (net_rpc_check(0))
 614                 return net_rpc_file(argc, argv);
 615         return net_rap_file(argc, argv);
 616 }
 617
 618 /*
 619  Retrieve our local SID or the SID for the specified name
 620  */
 621 static int net_getlocalsid(int argc, const char **argv)
 622 {
 623         DOM_SID sid;
 624         const char *name;
 625         fstring sid_str;
 626
 627         if (argc >= 1) {
 628                 name = argv[0];
 629         }
 630         else {
 631                 name = global_myname();
 632         }
 633
 634         if(!initialize_password_db(False)) {
 635                 DEBUG(0, ("WARNING: Could not open passdb - local sid may not reflect passdb\n"
 636                           "backend knowlege (such as the sid stored in LDAP)\n"));
 637         }
 638
 639         /* first check to see if we can even access secrets, so we don't
 640            panic when we can't. */
 641
 642         if (!secrets_init()) {
 643                 d_fprintf(stderr, "Unable to open secrets.tdb.  Can't fetch domain SID for name: %s\n", name);
 644                 return 1;
 645         }
 646
 647         /* Generate one, if it doesn't exist */
 648         get_global_sam_sid();
 649
 650         if (!secrets_fetch_domain_sid(name, &sid)) {
 651                 DEBUG(0, ("Can't fetch domain SID for name: %s\n", name));
 652                 return 1;
 653         }
 654         sid_to_string(sid_str, &sid);
 655         d_printf("SID for domain %s is: %s\n", name, sid_str);
 656         return 0;
 657 }
 658
 659 static int net_setlocalsid(int argc, const char **argv)
 660 {
 661         DOM_SID sid;
 662
 663         if ( (argc != 1)
 664              || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
 665              || (!string_to_sid(&sid, argv[0]))
 666              || (sid.num_auths != 4)) {
 667                 d_printf("usage: net setlocalsid S-1-5-21-x-y-z\n");
 668                 return 1;
 669         }
 670
 671         if (!secrets_store_domain_sid(global_myname(), &sid)) {
 672                 DEBUG(0,("Can't store domain SID as a pdc/bdc.\n"));
 673                 return 1;
 674         }
 675
 676         return 0;
 677 }
 678
 679 static int net_setdomainsid(int argc, const char **argv)
 680 {
 681         DOM_SID sid;
 682
 683         if ( (argc != 1)
 684              || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
 685              || (!string_to_sid(&sid, argv[0]))
 686              || (sid.num_auths != 4)) {
 687                 d_printf("usage: net setdomainsid S-1-5-21-x-y-z\n");
 688                 return 1;
 689         }
 690
 691         if (!secrets_store_domain_sid(lp_workgroup(), &sid)) {
 692                 DEBUG(0,("Can't store domain SID.\n"));
 693                 return 1;
 694         }
 695
 696         return 0;
 697 }
 698
 699 static int net_getdomainsid(int argc, const char **argv)
 700 {
 701         DOM_SID domain_sid;
 702         fstring sid_str;
 703
 704         if(!initialize_password_db(False)) {
 705                 DEBUG(0, ("WARNING: Could not open passdb - domain sid may not reflect passdb\n"
 706                           "backend knowlege (such as the sid stored in LDAP)\n"));
 707         }
 708
 709         /* first check to see if we can even access secrets, so we don't
 710            panic when we can't. */
 711
 712         if (!secrets_init()) {
 713                 d_fprintf(stderr, "Unable to open secrets.tdb.  "
 714                                   "Can't fetch domainSID for name: %s\n",
 715                                   get_global_sam_name());
 716                 return 1;
 717         }
 718
 719         /* Generate one, if it doesn't exist */
 720         get_global_sam_sid();
 721
 722         if (!secrets_fetch_domain_sid(global_myname(), &domain_sid)) {
 723                 d_fprintf(stderr, "Could not fetch local SID\n");
 724                 return 1;
 725         }
 726         sid_to_string(sid_str, &domain_sid);
 727         d_printf("SID for domain %s is: %s\n", global_myname(), sid_str);
 728
 729         if (!secrets_fetch_domain_sid(opt_workgroup, &domain_sid)) {
 730                 d_fprintf(stderr, "Could not fetch domain SID\n");
 731                 return 1;
 732         }
 733
 734         sid_to_string(sid_str, &domain_sid);
 735         d_printf("SID for domain %s is: %s\n", opt_workgroup, sid_str);
 736
 737         return 0;
 738 }
 739
 740 #ifdef WITH_FAKE_KASERVER
 741
 742 int net_help_afs(int argc, const char **argv)
 743 {
 744         d_printf("  net afs key filename\n"
 745                  "\tImports a OpenAFS KeyFile into our secrets.tdb\n\n");
 746         d_printf("  net afs impersonate <user> <cell>\n"
 747                  "\tCreates a token for user@cell\n\n");
 748         return -1;
 749 }
 750
 751 static int net_afs_key(int argc, const char **argv)
 752 {
 753         int fd;
 754         struct afs_keyfile keyfile;
 755
 756         if (argc != 2) {
 757                 d_printf("usage: 'net afs key <keyfile> cell'\n");
 758                 return -1;
 759         }
 760
 761         if (!secrets_init()) {
 762                 d_fprintf(stderr, "Could not open secrets.tdb\n");
 763                 return -1;
 764         }
 765
 766         if ((fd = open(argv[0], O_RDONLY, 0)) < 0) {
 767                 d_fprintf(stderr, "Could not open %s\n", argv[0]);
 768                 return -1;
 769         }
 770
 771         if (read(fd, &keyfile, sizeof(keyfile)) != sizeof(keyfile)) {
 772                 d_fprintf(stderr, "Could not read keyfile\n");
 773                 return -1;
 774         }
 775
 776         if (!secrets_store_afs_keyfile(argv[1], &keyfile)) {
 777                 d_fprintf(stderr, "Could not write keyfile to secrets.tdb\n");
 778                 return -1;
 779         }
 780
 781         return 0;
 782 }
 783
 784 static int net_afs_impersonate(int argc, const char **argv)
 785 {
 786         char *token;
 787
 788         if (argc != 2) {
 789                 fprintf(stderr, "Usage: net afs impersonate <user> <cell>\n");
 790                 exit(1);
 791         }
 792
 793         token = afs_createtoken_str(argv[0], argv[1]);
 794
 795         if (token == NULL) {
 796                 fprintf(stderr, "Could not create token\n");
 797                 exit(1);
 798         }
 799
 800         if (!afs_settoken_str(token)) {
 801                 fprintf(stderr, "Could not set token into kernel\n");
 802                 exit(1);
 803         }
 804
 805         printf("Success: %s@%s\n", argv[0], argv[1]);
 806         return 0;
 807 }
 808
 809 static int net_afs(int argc, const char **argv)
 810 {
 811         struct functable func[] = {
 812                 {"key", net_afs_key},
 813                 {"impersonate", net_afs_impersonate},
 814                 {"help", net_help_afs},
 815                 {NULL, NULL}
 816         };
 817         return net_run_function(argc, argv, func, net_help_afs);
 818 }
 819
 820 #endif /* WITH_FAKE_KASERVER */
 821
 822 static BOOL search_maxrid(struct pdb_search *search, const char *type,
 823                           uint32 *max_rid)
 824 {
 825         struct samr_displayentry *entries;
 826         uint32 i, num_entries;
 827
 828         if (search == NULL) {
 829                 d_fprintf(stderr, "get_maxrid: Could not search %s\n", type);
 830                 return False;
 831         }
 832
 833         num_entries = pdb_search_entries(search, 0, 0xffffffff, &entries);
 834         for (i=0; i<num_entries; i++)
 835                 *max_rid = MAX(*max_rid, entries[i].rid);
 836         pdb_search_destroy(search);
 837         return True;
 838 }
 839
 840 static uint32 get_maxrid(void)
 841 {
 842         uint32 max_rid = 0;
 843
 844         if (!search_maxrid(pdb_search_users(0), "users", &max_rid))
 845                 return 0;
 846
 847         if (!search_maxrid(pdb_search_groups(), "groups", &max_rid))
 848                 return 0;
 849
 850         if (!search_maxrid(pdb_search_aliases(get_global_sam_sid()),
 851                            "aliases", &max_rid))
 852                 return 0;
 853
 854         return max_rid;
 855 }
 856
 857 static int net_maxrid(int argc, const char **argv)
 858 {
 859         uint32 rid;
 860
 861         if (argc != 0) {
 862                 DEBUG(0, ("usage: net maxrid\n"));
 863                 return 1;
 864         }
 865
 866         if ((rid = get_maxrid()) == 0) {
 867                 DEBUG(0, ("can't get current maximum rid\n"));
 868                 return 1;
 869         }
 870
 871         d_printf("Currently used maximum rid: %d\n", rid);
 872
 873         return 0;
 874 }
 875
 876 /* main function table */
 877 static struct functable net_func[] = {
 878         {"RPC", net_rpc},
 879         {"RAP", net_rap},
 880         {"ADS", net_ads},
 881
 882         /* eventually these should auto-choose the transport ... */
 883         {"FILE", net_file},
 884         {"SHARE", net_share},
 885         {"SESSION", net_rap_session},
 886         {"SERVER", net_rap_server},
 887         {"DOMAIN", net_rap_domain},
 888         {"PRINTQ", net_rap_printq},
 889         {"USER", net_user},
 890         {"GROUP", net_group},
 891         {"GROUPMAP", net_groupmap},
 892         {"SAM", net_sam},
 893         {"VALIDATE", net_rap_validate},
 894         {"GROUPMEMBER", net_rap_groupmember},
 895         {"ADMIN", net_rap_admin},
 896         {"SERVICE", net_rap_service},
 897         {"PASSWORD", net_rap_password},
 898         {"CHANGETRUSTPW", net_changetrustpw},
 899         {"CHANGESECRETPW", net_changesecretpw},
 900         {"TIME", net_time},
 901         {"LOOKUP", net_lookup},
 902         {"JOIN", net_join},
 903         {"CACHE", net_cache},
 904         {"GETLOCALSID", net_getlocalsid},
 905         {"SETLOCALSID", net_setlocalsid},
 906         {"SETDOMAINSID", net_setdomainsid},
 907         {"GETDOMAINSID", net_getdomainsid},
 908         {"MAXRID", net_maxrid},
 909         {"IDMAP", net_idmap},
 910         {"STATUS", net_status},
 911         {"USERSHARE", net_usershare},
 912         {"USERSIDLIST", net_usersidlist},
 913 #ifdef WITH_FAKE_KASERVER
 914         {"AFS", net_afs},
 915 #endif
 916
 917         {"HELP", net_help},
 918         {NULL, NULL}
 919 };
 920
 921
 922 /****************************************************************************
 923   main program
 924 ****************************************************************************/
 925  int main(int argc, const char **argv)
 926 {
 927         int opt,i;
 928         char *p;
 929         int rc = 0;
 930         int argc_new = 0;
 931         const char ** argv_new;
 932         poptContext pc;
 933
 934         struct poptOption long_options[] = {
 935                 {"help",        'h', POPT_ARG_NONE,   0, 'h'},
 936                 {"workgroup",   'w', POPT_ARG_STRING, &opt_target_workgroup},
 937                 {"user",        'U', POPT_ARG_STRING, &opt_user_name, 'U'},
 938                 {"ipaddress",   'I', POPT_ARG_STRING, 0,'I'},
 939                 {"port",        'p', POPT_ARG_INT,    &opt_port},
 940                 {"myname",      'n', POPT_ARG_STRING, &opt_requester_name},
 941                 {"server",      'S', POPT_ARG_STRING, &opt_host},
 942                 {"container",   'c', POPT_ARG_STRING, &opt_container},
 943                 {"comment",     'C', POPT_ARG_STRING, &opt_comment},
 944                 {"maxusers",    'M', POPT_ARG_INT,    &opt_maxusers},
 945                 {"flags",       'F', POPT_ARG_INT,    &opt_flags},
 946                 {"long",        'l', POPT_ARG_NONE,   &opt_long_list_entries},
 947                 {"reboot",      'r', POPT_ARG_NONE,   &opt_reboot},
 948                 {"force",       'f', POPT_ARG_NONE,   &opt_force},
 949                 {"stdin",       'i', POPT_ARG_NONE,   &opt_stdin},
 950                 {"timeout",     't', POPT_ARG_INT,    &opt_timeout},
 951                 {"machine-pass",'P', POPT_ARG_NONE,   &opt_machine_pass},
 952                 {"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
 953                 {"verbose",     'v', POPT_ARG_NONE,   &opt_verbose},
 954                 /* Options for 'net groupmap set' */
 955                 {"local",       'L', POPT_ARG_NONE,   &opt_localgroup},
 956                 {"domain",      'D', POPT_ARG_NONE,   &opt_domaingroup},
 957                 {"ntname",      'N', POPT_ARG_STRING, &opt_newntname},
 958                 {"rid",         'R', POPT_ARG_INT,    &opt_rid},
 959                 /* Options for 'net rpc share migrate' */
 960                 {"acls",        0, POPT_ARG_NONE,     &opt_acls},
 961                 {"attrs",       0, POPT_ARG_NONE,     &opt_attrs},
 962                 {"timestamps",  0, POPT_ARG_NONE,     &opt_timestamps},
 963                 {"exclude",     'e', POPT_ARG_STRING, &opt_exclude},
 964                 {"destination", 0, POPT_ARG_STRING,   &opt_destination},
 965                 {"tallocreport", 0, POPT_ARG_NONE, &do_talloc_report},
 966
 967                 POPT_COMMON_SAMBA
 968                 { 0, 0, 0, 0}
 969         };
 970
 971         zero_ip(&opt_dest_ip);
 972
 973         load_case_tables();
 974
 975         /* set default debug level to 0 regardless of what smb.conf sets */
 976         DEBUGLEVEL_CLASS[DBGC_ALL] = 0;
 977         dbf = x_stderr;
 978
 979         pc = poptGetContext(NULL, argc, (const char **) argv, long_options,
 980                             POPT_CONTEXT_KEEP_FIRST);
 981
 982         while((opt = poptGetNextOpt(pc)) != -1) {
 983                 switch (opt) {
 984                 case 'h':
 985                         net_help(argc, argv);
 986                         exit(0);
 987                         break;
 988                 case 'I':
 989                         opt_dest_ip = *interpret_addr2(poptGetOptArg(pc));
 990                         if (is_zero_ip(opt_dest_ip))
 991                                 d_fprintf(stderr, "\nInvalid ip address specified\n");
 992                         else
 993                                 opt_have_ip = True;
 994                         break;
 995                 case 'U':
 996                         opt_user_specified = True;
 997                         opt_user_name = SMB_STRDUP(opt_user_name);
 998                         p = strchr(opt_user_name,'%');
 999                         if (p) {
1000                                 *p = 0;
1001                                 opt_password = p+1;
1002                         }
1003                         break;
1004                 default:
1005                         d_fprintf(stderr, "\nInvalid option %s: %s\n",
1006                                  poptBadOption(pc, 0), poptStrerror(opt));
1007                         net_help(argc, argv);
1008                         exit(1);
1009                 }
1010         }
1011
1012         /*
1013          * Don't load debug level from smb.conf. It should be
1014          * set by cmdline arg or remain default (0)
1015          */
1016         AllowDebugChange = False;
1017         lp_load(dyn_CONFIGFILE,True,False,False,True);
1018
1019         argv_new = (const char **)poptGetArgs(pc);
1020
1021         argc_new = argc;
1022         for (i=0; i<argc; i++) {
1023                 if (argv_new[i] == NULL) {
1024                         argc_new = i;
1025                         break;
1026                 }
1027         }
1028
1029         if (do_talloc_report) {
1030                 talloc_enable_leak_report();
1031         }
1032
1033         if (opt_requester_name) {
1034                 set_global_myname(opt_requester_name);
1035         }
1036
1037         if (!opt_user_name && getenv("LOGNAME")) {
1038                 opt_user_name = getenv("LOGNAME");
1039         }
1040
1041         if (!opt_user_name) {
1042                 opt_user_name = "";
1043         }
1044
1045         if (!opt_workgroup) {
1046                 opt_workgroup = smb_xstrdup(lp_workgroup());
1047         }
1048
1049         if (!opt_target_workgroup) {
1050                 opt_target_workgroup = smb_xstrdup(lp_workgroup());
1051         }
1052
1053         if (!init_names())
1054                 exit(1);
1055
1056         load_interfaces();
1057
1058         /* this makes sure that when we do things like call scripts,
1059            that it won't assert becouse we are not root */
1060         sec_init();
1061
1062         if (opt_machine_pass) {
1063                 /* it is very useful to be able to make ads queries as the
1064                    machine account for testing purposes and for domain leave */
1065
1066                 net_use_krb_machine_account();
1067         }
1068
1069         if (!opt_password) {
1070                 opt_password = getenv("PASSWD");
1071         }
1072
1073         rc = net_run_function(argc_new-1, argv_new+1, net_func, net_help);
1074
1075         DEBUG(2,("return code = %d\n", rc));
1076         return rc;
1077 }