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 3 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, see <http://www.gnu.org/licenses/>.  */
  26
  27 /*****************************************************/
  28 /*                                                   */
  29 /*   Distributed SMB/CIFS Server Management Utility  */
  30 /*                                                   */
  31 /*   The intent was to make the syntax similar       */
  32 /*   to the NET utility (first developed in DOS      */
  33 /*   with additional interesting & useful functions  */
  34 /*   added in later SMB server network operating     */
  35 /*   systems).                                       */
  36 /*                                                   */
  37 /*****************************************************/
  38
  39 #include "includes.h"
  40 #include "utils/net.h"
  41
  42 /***********************************************************************/
  43 /* Beginning of internationalization section.  Translatable constants  */
  44 /* should be kept in this area and referenced in the rest of the code. */
  45 /*                                                                     */
  46 /* No functions, outside of Samba or LSB (Linux Standards Base) should */
  47 /* be used (if possible).                                              */
  48 /***********************************************************************/
  49
  50 #define YES_STRING              "Yes"
  51 #define NO_STRING               "No"
  52
  53 /************************************************************************************/
  54 /*                       end of internationalization section                        */
  55 /************************************************************************************/
  56
  57 /* Yes, these buggers are globals.... */
  58 const char *opt_requester_name = NULL;
  59 const char *opt_host = NULL;
  60 const char *opt_password = NULL;
  61 const char *opt_user_name = NULL;
  62 bool opt_user_specified = False;
  63 const char *opt_workgroup = NULL;
  64 int opt_long_list_entries = 0;
  65 int opt_reboot = 0;
  66 int opt_force = 0;
  67 int opt_stdin = 0;
  68 int opt_port = 0;
  69 int opt_verbose = 0;
  70 int opt_maxusers = -1;
  71 const char *opt_comment = "";
  72 const char *opt_container = NULL;
  73 int opt_flags = -1;
  74 int opt_timeout = 0;
  75 int opt_request_timeout = 0;
  76 const char *opt_target_workgroup = NULL;
  77 int opt_machine_pass = 0;
  78 int opt_localgroup = False;
  79 int opt_domaingroup = False;
  80 static int 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 int opt_testmode = False;
  89
  90 int opt_have_ip = False;
  91 struct sockaddr_storage opt_dest_ip;
  92 bool smb_encrypt;
  93 struct libnetapi_ctx *netapi_ctx = NULL;
  94
  95 extern bool AllowDebugChange;
  96
  97 uint32 get_sec_channel_type(const char *param)
  98 {
  99         if (!(param && *param)) {
 100                 return get_default_sec_channel();
 101         } else {
 102                 if (strequal(param, "PDC")) {
 103                         return SEC_CHAN_BDC;
 104                 } else if (strequal(param, "BDC")) {
 105                         return SEC_CHAN_BDC;
 106                 } else if (strequal(param, "MEMBER")) {
 107                         return SEC_CHAN_WKSTA;
 108 #if 0
 109                 } else if (strequal(param, "DOMAIN")) {
 110                         return SEC_CHAN_DOMAIN;
 111 #endif
 112                 } else {
 113                         return get_default_sec_channel();
 114                 }
 115         }
 116 }
 117
 118 /*
 119   run a function from a function table. If not found then
 120   call the specified usage function
 121 */
 122 int net_run_function(int argc, const char **argv, struct functable *table,
 123                      int (*usage_fn)(int argc, const char **argv))
 124 {
 125         int i;
 126
 127         if (argc < 1) {
 128                 d_printf("\nUsage: \n");
 129                 return usage_fn(argc, argv);
 130         }
 131         for (i=0; table[i].funcname; i++) {
 132                 if (StrCaseCmp(argv[0], table[i].funcname) == 0)
 133                         return table[i].fn(argc-1, argv+1);
 134         }
 135         d_fprintf(stderr, "No command: %s\n", argv[0]);
 136         return usage_fn(argc, argv);
 137 }
 138
 139 /*
 140  * run a function from a function table.
 141  */
 142 int net_run_function2(int argc, const char **argv, const char *whoami,
 143                       struct functable2 *table)
 144 {
 145         int i;
 146
 147         if (argc != 0) {
 148                 for (i=0; table[i].funcname; i++) {
 149                         if (StrCaseCmp(argv[0], table[i].funcname) == 0)
 150                                 return table[i].fn(argc-1, argv+1);
 151                 }
 152         }
 153
 154         for (i=0; table[i].funcname != NULL; i++) {
 155                 d_printf("%s %-15s %s\n", whoami, table[i].funcname,
 156                          table[i].helptext);
 157         }
 158
 159         return -1;
 160 }
 161
 162 /****************************************************************************
 163  Connect to \\server\service.
 164 ****************************************************************************/
 165
 166 NTSTATUS connect_to_service(struct cli_state **c,
 167                                         struct sockaddr_storage *server_ss,
 168                                         const char *server_name,
 169                                         const char *service_name,
 170                                         const char *service_type)
 171 {
 172         NTSTATUS nt_status;
 173
 174         opt_password = net_prompt_pass(opt_user_name);
 175         if (!opt_password) {
 176                 return NT_STATUS_NO_MEMORY;
 177         }
 178
 179         nt_status = cli_full_connection(c, NULL, server_name,
 180                                         server_ss, opt_port,
 181                                         service_name, service_type,
 182                                         opt_user_name, opt_workgroup,
 183                                         opt_password, 0, Undefined, NULL);
 184         if (!NT_STATUS_IS_OK(nt_status)) {
 185                 d_fprintf(stderr, "Could not connect to server %s\n", server_name);
 186
 187                 /* Display a nicer message depending on the result */
 188
 189                 if (NT_STATUS_V(nt_status) ==
 190                     NT_STATUS_V(NT_STATUS_LOGON_FAILURE))
 191                         d_fprintf(stderr, "The username or password was not correct.\n");
 192
 193                 if (NT_STATUS_V(nt_status) ==
 194                     NT_STATUS_V(NT_STATUS_ACCOUNT_LOCKED_OUT))
 195                         d_fprintf(stderr, "The account was locked out.\n");
 196
 197                 if (NT_STATUS_V(nt_status) ==
 198                     NT_STATUS_V(NT_STATUS_ACCOUNT_DISABLED))
 199                         d_fprintf(stderr, "The account was disabled.\n");
 200                 return nt_status;
 201         }
 202
 203         if (smb_encrypt) {
 204                 nt_status = cli_force_encryption(*c,
 205                                         opt_user_name,
 206                                         opt_password,
 207                                         opt_workgroup);
 208
 209                 if (NT_STATUS_EQUAL(nt_status,NT_STATUS_NOT_SUPPORTED)) {
 210                         d_printf("Encryption required and "
 211                                 "server that doesn't support "
 212                                 "UNIX extensions - failing connect\n");
 213                 } else if (NT_STATUS_EQUAL(nt_status,NT_STATUS_UNKNOWN_REVISION)) {
 214                         d_printf("Encryption required and "
 215                                 "can't get UNIX CIFS extensions "
 216                                 "version from server.\n");
 217                 } else if (NT_STATUS_EQUAL(nt_status,NT_STATUS_UNSUPPORTED_COMPRESSION)) {
 218                         d_printf("Encryption required and "
 219                                 "share %s doesn't support "
 220                                 "encryption.\n", service_name);
 221                 } else if (!NT_STATUS_IS_OK(nt_status)) {
 222                         d_printf("Encryption required and "
 223                                 "setup failed with error %s.\n",
 224                                 nt_errstr(nt_status));
 225                 }
 226
 227                 if (!NT_STATUS_IS_OK(nt_status)) {
 228                         cli_shutdown(*c);
 229                         *c = NULL;
 230                 }
 231         }
 232
 233         return nt_status;
 234 }
 235
 236 /****************************************************************************
 237  Connect to \\server\ipc$.
 238 ****************************************************************************/
 239
 240 NTSTATUS connect_to_ipc(struct cli_state **c,
 241                         struct sockaddr_storage *server_ss,
 242                         const char *server_name)
 243 {
 244         return connect_to_service(c, server_ss, server_name, "IPC$", "IPC");
 245 }
 246
 247 /****************************************************************************
 248  Connect to \\server\ipc$ anonymously.
 249 ****************************************************************************/
 250
 251 NTSTATUS connect_to_ipc_anonymous(struct cli_state **c,
 252                                 struct sockaddr_storage *server_ss,
 253                                 const char *server_name)
 254 {
 255         NTSTATUS nt_status;
 256
 257         nt_status = cli_full_connection(c, opt_requester_name, server_name,
 258                                         server_ss, opt_port,
 259                                         "IPC$", "IPC",
 260                                         "", "",
 261                                         "", 0, Undefined, NULL);
 262
 263         if (NT_STATUS_IS_OK(nt_status)) {
 264                 return nt_status;
 265         } else {
 266                 DEBUG(1,("Cannot connect to server (anonymously).  Error was %s\n", nt_errstr(nt_status)));
 267                 return nt_status;
 268         }
 269 }
 270
 271 /****************************************************************************
 272  Return malloced user@realm for krb5 login.
 273 ****************************************************************************/
 274
 275 static char *get_user_and_realm(const char *username)
 276 {
 277         char *user_and_realm = NULL;
 278
 279         if (!username) {
 280                 return NULL;
 281         }
 282         if (strchr_m(username, '@')) {
 283                 user_and_realm = SMB_STRDUP(username);
 284         } else {
 285                 if (asprintf(&user_and_realm, "%s@%s", username, lp_realm()) == -1) {
 286                         user_and_realm = NULL;
 287                 }
 288         }
 289         return user_and_realm;
 290 }
 291
 292 /****************************************************************************
 293  Connect to \\server\ipc$ using KRB5.
 294 ****************************************************************************/
 295
 296 NTSTATUS connect_to_ipc_krb5(struct cli_state **c,
 297                         struct sockaddr_storage *server_ss,
 298                         const char *server_name)
 299 {
 300         NTSTATUS nt_status;
 301         char *user_and_realm = NULL;
 302
 303         opt_password = net_prompt_pass(opt_user_name);
 304         if (!opt_password) {
 305                 return NT_STATUS_NO_MEMORY;
 306         }
 307
 308         user_and_realm = get_user_and_realm(opt_user_name);
 309         if (!user_and_realm) {
 310                 return NT_STATUS_NO_MEMORY;
 311         }
 312
 313         nt_status = cli_full_connection(c, NULL, server_name,
 314                                         server_ss, opt_port,
 315                                         "IPC$", "IPC",
 316                                         user_and_realm, opt_workgroup,
 317                                         opt_password, CLI_FULL_CONNECTION_USE_KERBEROS,
 318                                         Undefined, NULL);
 319
 320         SAFE_FREE(user_and_realm);
 321
 322         if (!NT_STATUS_IS_OK(nt_status)) {
 323                 DEBUG(1,("Cannot connect to server using kerberos.  Error was %s\n", nt_errstr(nt_status)));
 324                 return nt_status;
 325         }
 326
 327         if (smb_encrypt) {
 328                 nt_status = cli_cm_force_encryption(*c,
 329                                         user_and_realm,
 330                                         opt_password,
 331                                         opt_workgroup,
 332                                         "IPC$");
 333                 if (!NT_STATUS_IS_OK(nt_status)) {
 334                         cli_shutdown(*c);
 335                         *c = NULL;
 336                 }
 337         }
 338
 339         return nt_status;
 340 }
 341
 342 /**
 343  * Connect a server and open a given pipe
 344  *
 345  * @param cli_dst               A cli_state
 346  * @param pipe                  The pipe to open
 347  * @param got_pipe              boolean that stores if we got a pipe
 348  *
 349  * @return Normal NTSTATUS return.
 350  **/
 351 NTSTATUS connect_dst_pipe(struct cli_state **cli_dst, struct rpc_pipe_client **pp_pipe_hnd, int pipe_num)
 352 {
 353         NTSTATUS nt_status;
 354         char *server_name = SMB_STRDUP("127.0.0.1");
 355         struct cli_state *cli_tmp = NULL;
 356         struct rpc_pipe_client *pipe_hnd = NULL;
 357
 358         if (server_name == NULL) {
 359                 return NT_STATUS_NO_MEMORY;
 360         }
 361
 362         if (opt_destination) {
 363                 SAFE_FREE(server_name);
 364                 if ((server_name = SMB_STRDUP(opt_destination)) == NULL) {
 365                         return NT_STATUS_NO_MEMORY;
 366                 }
 367         }
 368
 369         /* make a connection to a named pipe */
 370         nt_status = connect_to_ipc(&cli_tmp, NULL, server_name);
 371         if (!NT_STATUS_IS_OK(nt_status)) {
 372                 SAFE_FREE(server_name);
 373                 return nt_status;
 374         }
 375
 376         pipe_hnd = cli_rpc_pipe_open_noauth(cli_tmp, pipe_num, &nt_status);
 377         if (!pipe_hnd) {
 378                 DEBUG(0, ("couldn't not initialize pipe\n"));
 379                 cli_shutdown(cli_tmp);
 380                 SAFE_FREE(server_name);
 381                 return nt_status;
 382         }
 383
 384         *cli_dst = cli_tmp;
 385         *pp_pipe_hnd = pipe_hnd;
 386         SAFE_FREE(server_name);
 387
 388         return nt_status;
 389 }
 390
 391 /****************************************************************************
 392  Use the local machine account (krb) and password for this session.
 393 ****************************************************************************/
 394
 395 int net_use_krb_machine_account(void)
 396 {
 397         char *user_name = NULL;
 398
 399         if (!secrets_init()) {
 400                 d_fprintf(stderr, "ERROR: Unable to open secrets database\n");
 401                 exit(1);
 402         }
 403
 404         opt_password = secrets_fetch_machine_password(opt_target_workgroup, NULL, NULL);
 405         if (asprintf(&user_name, "%s$@%s", global_myname(), lp_realm()) == -1) {
 406                 return -1;
 407         }
 408         opt_user_name = user_name;
 409         return 0;
 410 }
 411
 412 /****************************************************************************
 413  Use the machine account name and password for this session.
 414 ****************************************************************************/
 415
 416 int net_use_machine_account(void)
 417 {
 418         char *user_name = NULL;
 419
 420         if (!secrets_init()) {
 421                 d_fprintf(stderr, "ERROR: Unable to open secrets database\n");
 422                 exit(1);
 423         }
 424
 425         opt_password = secrets_fetch_machine_password(opt_target_workgroup, NULL, NULL);
 426         if (asprintf(&user_name, "%s$", global_myname()) == -1) {
 427                 return -1;
 428         }
 429         opt_user_name = user_name;
 430         return 0;
 431 }
 432
 433 bool net_find_server(const char *domain,
 434                         unsigned flags,
 435                         struct sockaddr_storage *server_ss,
 436                         char **server_name)
 437 {
 438         const char *d = domain ? domain : opt_target_workgroup;
 439
 440         if (opt_host) {
 441                 *server_name = SMB_STRDUP(opt_host);
 442         }
 443
 444         if (opt_have_ip) {
 445                 *server_ss = opt_dest_ip;
 446                 if (!*server_name) {
 447                         char addr[INET6_ADDRSTRLEN];
 448                         print_sockaddr(addr, sizeof(addr), &opt_dest_ip);
 449                         *server_name = SMB_STRDUP(addr);
 450                 }
 451         } else if (*server_name) {
 452                 /* resolve the IP address */
 453                 if (!resolve_name(*server_name, server_ss, 0x20))  {
 454                         DEBUG(1,("Unable to resolve server name\n"));
 455                         return false;
 456                 }
 457         } else if (flags & NET_FLAGS_PDC) {
 458                 fstring dc_name;
 459                 struct sockaddr_storage pdc_ss;
 460
 461                 if (!get_pdc_ip(d, &pdc_ss)) {
 462                         DEBUG(1,("Unable to resolve PDC server address\n"));
 463                         return false;
 464                 }
 465
 466                 if (is_zero_addr(&pdc_ss)) {
 467                         return false;
 468                 }
 469
 470                 if (!name_status_find(d, 0x1b, 0x20, &pdc_ss, dc_name)) {
 471                         return False;
 472                 }
 473
 474                 *server_name = SMB_STRDUP(dc_name);
 475                 *server_ss = pdc_ss;
 476         } else if (flags & NET_FLAGS_DMB) {
 477                 struct sockaddr_storage msbrow_ss;
 478                 char addr[INET6_ADDRSTRLEN];
 479
 480                 /*  if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
 481                 if (!resolve_name(d, &msbrow_ss, 0x1B))  {
 482                         DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
 483                         return false;
 484                 }
 485                 *server_ss = msbrow_ss;
 486                 print_sockaddr(addr, sizeof(addr), server_ss);
 487                 *server_name = SMB_STRDUP(addr);
 488         } else if (flags & NET_FLAGS_MASTER) {
 489                 struct sockaddr_storage brow_ss;
 490                 char addr[INET6_ADDRSTRLEN];
 491                 if (!resolve_name(d, &brow_ss, 0x1D))  {
 492                                 /* go looking for workgroups */
 493                         DEBUG(1,("Unable to resolve master browser via name lookup\n"));
 494                         return false;
 495                 }
 496                 *server_ss = brow_ss;
 497                 print_sockaddr(addr, sizeof(addr), server_ss);
 498                 *server_name = SMB_STRDUP(addr);
 499         } else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
 500                 if (!interpret_string_addr(server_ss,
 501                                         "127.0.0.1", AI_NUMERICHOST)) {
 502                         DEBUG(1,("Unable to resolve 127.0.0.1\n"));
 503                         return false;
 504                 }
 505                 *server_name = SMB_STRDUP("127.0.0.1");
 506         }
 507
 508         if (!*server_name) {
 509                 DEBUG(1,("no server to connect to\n"));
 510                 return False;
 511         }
 512
 513         return True;
 514 }
 515
 516 bool net_find_pdc(struct sockaddr_storage *server_ss,
 517                 fstring server_name,
 518                 const char *domain_name)
 519 {
 520         if (!get_pdc_ip(domain_name, server_ss)) {
 521                 return false;
 522         }
 523         if (is_zero_addr(server_ss)) {
 524                 return false;
 525         }
 526
 527         if (!name_status_find(domain_name, 0x1b, 0x20, server_ss, server_name)) {
 528                 return false;
 529         }
 530
 531         return true;
 532 }
 533
 534 NTSTATUS net_make_ipc_connection(unsigned flags, struct cli_state **pcli)
 535 {
 536         return net_make_ipc_connection_ex(NULL, NULL, NULL, flags, pcli);
 537 }
 538
 539 NTSTATUS net_make_ipc_connection_ex(const char *domain, const char *server,
 540                                     struct sockaddr_storage *pss, unsigned flags,
 541                                     struct cli_state **pcli)
 542 {
 543         char *server_name = NULL;
 544         struct sockaddr_storage server_ss;
 545         struct cli_state *cli = NULL;
 546         NTSTATUS nt_status;
 547
 548         if ( !server || !pss ) {
 549                 if (!net_find_server(domain, flags, &server_ss, &server_name)) {
 550                         d_fprintf(stderr, "Unable to find a suitable server\n");
 551                         nt_status = NT_STATUS_UNSUCCESSFUL;
 552                         goto done;
 553                 }
 554         } else {
 555                 server_name = SMB_STRDUP( server );
 556                 server_ss = *pss;
 557         }
 558
 559         if (flags & NET_FLAGS_ANONYMOUS) {
 560                 nt_status = connect_to_ipc_anonymous(&cli, &server_ss, server_name);
 561         } else {
 562                 nt_status = connect_to_ipc(&cli, &server_ss, server_name);
 563         }
 564
 565         /* store the server in the affinity cache if it was a PDC */
 566
 567         if ( (flags & NET_FLAGS_PDC) && NT_STATUS_IS_OK(nt_status) )
 568                 saf_store( cli->server_domain, cli->desthost );
 569
 570         SAFE_FREE(server_name);
 571         if (!NT_STATUS_IS_OK(nt_status)) {
 572                 d_fprintf(stderr, "Connection failed: %s\n",
 573                           nt_errstr(nt_status));
 574                 cli = NULL;
 575         } else if (opt_request_timeout) {
 576                 cli_set_timeout(cli, opt_request_timeout * 1000);
 577         }
 578
 579 done:
 580         if (pcli != NULL) {
 581                 *pcli = cli;
 582         }
 583         return nt_status;
 584 }
 585
 586 static int net_user(int argc, const char **argv)
 587 {
 588         if (net_ads_check() == 0)
 589                 return net_ads_user(argc, argv);
 590
 591         /* if server is not specified, default to PDC? */
 592         if (net_rpc_check(NET_FLAGS_PDC))
 593                 return net_rpc_user(argc, argv);
 594
 595         return net_rap_user(argc, argv);
 596 }
 597
 598 static int net_group(int argc, const char **argv)
 599 {
 600         if (net_ads_check() == 0)
 601                 return net_ads_group(argc, argv);
 602
 603         if (argc == 0 && net_rpc_check(NET_FLAGS_PDC))
 604                 return net_rpc_group(argc, argv);
 605
 606         return net_rap_group(argc, argv);
 607 }
 608
 609 static int net_join(int argc, const char **argv)
 610 {
 611         if (net_ads_check_our_domain() == 0) {
 612                 if (net_ads_join(argc, argv) == 0)
 613                         return 0;
 614                 else
 615                         d_fprintf(stderr, "ADS join did not work, falling back to RPC...\n");
 616         }
 617         return net_rpc_join(argc, argv);
 618 }
 619
 620 static int net_changetrustpw(int argc, const char **argv)
 621 {
 622         if (net_ads_check_our_domain() == 0)
 623                 return net_ads_changetrustpw(argc, argv);
 624
 625         return net_rpc_changetrustpw(argc, argv);
 626 }
 627
 628 static void set_line_buffering(FILE *f)
 629 {
 630         setvbuf(f, NULL, _IOLBF, 0);
 631 }
 632
 633 static int net_changesecretpw(int argc, const char **argv)
 634 {
 635         char *trust_pw;
 636         uint32 sec_channel_type = SEC_CHAN_WKSTA;
 637
 638         if(opt_force) {
 639                 if (opt_stdin) {
 640                         set_line_buffering(stdin);
 641                         set_line_buffering(stdout);
 642                         set_line_buffering(stderr);
 643                 }
 644
 645                 trust_pw = get_pass("Enter machine password: ", opt_stdin);
 646
 647                 if (!secrets_store_machine_password(trust_pw, lp_workgroup(), sec_channel_type)) {
 648                             d_fprintf(stderr, "Unable to write the machine account password in the secrets database");
 649                             return 1;
 650                 }
 651                 else {
 652                     d_printf("Modified trust account password in secrets database\n");
 653                 }
 654         }
 655         else {
 656                 d_printf("Machine account password change requires the -f flag.\n");
 657                 d_printf("Do NOT use this function unless you know what it does!\n");
 658                 d_printf("This function will change the ADS Domain member machine account password in the secrets.tdb file!\n");
 659         }
 660
 661         return 0;
 662 }
 663
 664 static int net_share(int argc, const char **argv)
 665 {
 666         if (net_rpc_check(0))
 667                 return net_rpc_share(argc, argv);
 668         return net_rap_share(argc, argv);
 669 }
 670
 671 static int net_file(int argc, const char **argv)
 672 {
 673         if (net_rpc_check(0))
 674                 return net_rpc_file(argc, argv);
 675         return net_rap_file(argc, argv);
 676 }
 677
 678 /*
 679  Retrieve our local SID or the SID for the specified name
 680  */
 681 static int net_getlocalsid(int argc, const char **argv)
 682 {
 683         DOM_SID sid;
 684         const char *name;
 685         fstring sid_str;
 686
 687         if (argc >= 1) {
 688                 name = argv[0];
 689         }
 690         else {
 691                 name = global_myname();
 692         }
 693
 694         if(!initialize_password_db(False, NULL)) {
 695                 DEBUG(0, ("WARNING: Could not open passdb - local sid may not reflect passdb\n"
 696                           "backend knowledge (such as the sid stored in LDAP)\n"));
 697         }
 698
 699         /* first check to see if we can even access secrets, so we don't
 700            panic when we can't. */
 701
 702         if (!secrets_init()) {
 703                 d_fprintf(stderr, "Unable to open secrets.tdb.  Can't fetch domain SID for name: %s\n", name);
 704                 return 1;
 705         }
 706
 707         /* Generate one, if it doesn't exist */
 708         get_global_sam_sid();
 709
 710         if (!secrets_fetch_domain_sid(name, &sid)) {
 711                 DEBUG(0, ("Can't fetch domain SID for name: %s\n", name));
 712                 return 1;
 713         }
 714         sid_to_fstring(sid_str, &sid);
 715         d_printf("SID for domain %s is: %s\n", name, sid_str);
 716         return 0;
 717 }
 718
 719 static int net_setlocalsid(int argc, const char **argv)
 720 {
 721         DOM_SID sid;
 722
 723         if ( (argc != 1)
 724              || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
 725              || (!string_to_sid(&sid, argv[0]))
 726              || (sid.num_auths != 4)) {
 727                 d_printf("usage: net setlocalsid S-1-5-21-x-y-z\n");
 728                 return 1;
 729         }
 730
 731         if (!secrets_store_domain_sid(global_myname(), &sid)) {
 732                 DEBUG(0,("Can't store domain SID as a pdc/bdc.\n"));
 733                 return 1;
 734         }
 735
 736         return 0;
 737 }
 738
 739 static int net_setdomainsid(int argc, const char **argv)
 740 {
 741         DOM_SID sid;
 742
 743         if ( (argc != 1)
 744              || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
 745              || (!string_to_sid(&sid, argv[0]))
 746              || (sid.num_auths != 4)) {
 747                 d_printf("usage: net setdomainsid S-1-5-21-x-y-z\n");
 748                 return 1;
 749         }
 750
 751         if (!secrets_store_domain_sid(lp_workgroup(), &sid)) {
 752                 DEBUG(0,("Can't store domain SID.\n"));
 753                 return 1;
 754         }
 755
 756         return 0;
 757 }
 758
 759 static int net_getdomainsid(int argc, const char **argv)
 760 {
 761         DOM_SID domain_sid;
 762         fstring sid_str;
 763
 764         if (argc > 0) {
 765                 d_printf("usage: net getdomainsid\n");
 766                 return 1;
 767         }
 768
 769         if(!initialize_password_db(False, NULL)) {
 770                 DEBUG(0, ("WARNING: Could not open passdb - domain SID may "
 771                           "not reflect passdb\n"
 772                           "backend knowledge (such as the SID stored in "
 773                           "LDAP)\n"));
 774         }
 775
 776         /* first check to see if we can even access secrets, so we don't
 777            panic when we can't. */
 778
 779         if (!secrets_init()) {
 780                 d_fprintf(stderr, "Unable to open secrets.tdb.  Can't fetch domain"
 781                                   "SID for name: %s\n", get_global_sam_name());
 782                 return 1;
 783         }
 784
 785         /* Generate one, if it doesn't exist */
 786         get_global_sam_sid();
 787
 788         if (!secrets_fetch_domain_sid(global_myname(), &domain_sid)) {
 789                 d_fprintf(stderr, "Could not fetch local SID\n");
 790                 return 1;
 791         }
 792         sid_to_fstring(sid_str, &domain_sid);
 793         d_printf("SID for local machine %s is: %s\n", global_myname(), sid_str);
 794
 795         if (!secrets_fetch_domain_sid(opt_workgroup, &domain_sid)) {
 796                 d_fprintf(stderr, "Could not fetch domain SID\n");
 797                 return 1;
 798         }
 799
 800         sid_to_fstring(sid_str, &domain_sid);
 801         d_printf("SID for domain %s is: %s\n", opt_workgroup, sid_str);
 802
 803         return 0;
 804 }
 805
 806 #ifdef WITH_FAKE_KASERVER
 807
 808 int net_help_afs(int argc, const char **argv)
 809 {
 810         d_printf("  net afs key filename\n"
 811                  "\tImports a OpenAFS KeyFile into our secrets.tdb\n\n");
 812         d_printf("  net afs impersonate <user> <cell>\n"
 813                  "\tCreates a token for user@cell\n\n");
 814         return -1;
 815 }
 816
 817 static int net_afs_key(int argc, const char **argv)
 818 {
 819         int fd;
 820         struct afs_keyfile keyfile;
 821
 822         if (argc != 2) {
 823                 d_printf("usage: 'net afs key <keyfile> cell'\n");
 824                 return -1;
 825         }
 826
 827         if (!secrets_init()) {
 828                 d_fprintf(stderr, "Could not open secrets.tdb\n");
 829                 return -1;
 830         }
 831
 832         if ((fd = open(argv[0], O_RDONLY, 0)) < 0) {
 833                 d_fprintf(stderr, "Could not open %s\n", argv[0]);
 834                 return -1;
 835         }
 836
 837         if (read(fd, &keyfile, sizeof(keyfile)) != sizeof(keyfile)) {
 838                 d_fprintf(stderr, "Could not read keyfile\n");
 839                 return -1;
 840         }
 841
 842         if (!secrets_store_afs_keyfile(argv[1], &keyfile)) {
 843                 d_fprintf(stderr, "Could not write keyfile to secrets.tdb\n");
 844                 return -1;
 845         }
 846
 847         return 0;
 848 }
 849
 850 static int net_afs_impersonate(int argc, const char **argv)
 851 {
 852         char *token;
 853
 854         if (argc != 2) {
 855                 fprintf(stderr, "Usage: net afs impersonate <user> <cell>\n");
 856                 exit(1);
 857         }
 858
 859         token = afs_createtoken_str(argv[0], argv[1]);
 860
 861         if (token == NULL) {
 862                 fprintf(stderr, "Could not create token\n");
 863                 exit(1);
 864         }
 865
 866         if (!afs_settoken_str(token)) {
 867                 fprintf(stderr, "Could not set token into kernel\n");
 868                 exit(1);
 869         }
 870
 871         printf("Success: %s@%s\n", argv[0], argv[1]);
 872         return 0;
 873 }
 874
 875 static int net_afs(int argc, const char **argv)
 876 {
 877         struct functable func[] = {
 878                 {"key", net_afs_key},
 879                 {"impersonate", net_afs_impersonate},
 880                 {"help", net_help_afs},
 881                 {NULL, NULL}
 882         };
 883         return net_run_function(argc, argv, func, net_help_afs);
 884 }
 885
 886 #endif /* WITH_FAKE_KASERVER */
 887
 888 static bool search_maxrid(struct pdb_search *search, const char *type,
 889                           uint32 *max_rid)
 890 {
 891         struct samr_displayentry *entries;
 892         uint32 i, num_entries;
 893
 894         if (search == NULL) {
 895                 d_fprintf(stderr, "get_maxrid: Could not search %s\n", type);
 896                 return False;
 897         }
 898
 899         num_entries = pdb_search_entries(search, 0, 0xffffffff, &entries);
 900         for (i=0; i<num_entries; i++)
 901                 *max_rid = MAX(*max_rid, entries[i].rid);
 902         pdb_search_destroy(search);
 903         return True;
 904 }
 905
 906 static uint32 get_maxrid(void)
 907 {
 908         uint32 max_rid = 0;
 909
 910         if (!search_maxrid(pdb_search_users(0), "users", &max_rid))
 911                 return 0;
 912
 913         if (!search_maxrid(pdb_search_groups(), "groups", &max_rid))
 914                 return 0;
 915
 916         if (!search_maxrid(pdb_search_aliases(get_global_sam_sid()),
 917                            "aliases", &max_rid))
 918                 return 0;
 919
 920         return max_rid;
 921 }
 922
 923 static int net_maxrid(int argc, const char **argv)
 924 {
 925         uint32 rid;
 926
 927         if (argc != 0) {
 928                 DEBUG(0, ("usage: net maxrid\n"));
 929                 return 1;
 930         }
 931
 932         if ((rid = get_maxrid()) == 0) {
 933                 DEBUG(0, ("can't get current maximum rid\n"));
 934                 return 1;
 935         }
 936
 937         d_printf("Currently used maximum rid: %d\n", rid);
 938
 939         return 0;
 940 }
 941
 942 /****************************************************************************
 943 ****************************************************************************/
 944
 945 const char *net_prompt_pass(const char *user)
 946 {
 947         char *prompt = NULL;
 948         const char *pass = NULL;
 949
 950         if (opt_password) {
 951                 return opt_password;
 952         }
 953
 954         if (opt_machine_pass) {
 955                 return NULL;
 956         }
 957
 958         asprintf(&prompt, "Enter %s's password:", user);
 959         if (!prompt) {
 960                 return NULL;
 961         }
 962
 963         pass = getpass(prompt);
 964         SAFE_FREE(prompt);
 965
 966         return pass;
 967 }
 968
 969 /* main function table */
 970 static struct functable net_func[] = {
 971         {"RPC", net_rpc},
 972         {"RAP", net_rap},
 973         {"ADS", net_ads},
 974
 975         /* eventually these should auto-choose the transport ... */
 976         {"FILE", net_file},
 977         {"SHARE", net_share},
 978         {"SESSION", net_rap_session},
 979         {"SERVER", net_rap_server},
 980         {"DOMAIN", net_rap_domain},
 981         {"PRINTQ", net_rap_printq},
 982         {"USER", net_user},
 983         {"GROUP", net_group},
 984         {"GROUPMAP", net_groupmap},
 985         {"SAM", net_sam},
 986         {"VALIDATE", net_rap_validate},
 987         {"GROUPMEMBER", net_rap_groupmember},
 988         {"ADMIN", net_rap_admin},
 989         {"SERVICE", net_rap_service},
 990         {"PASSWORD", net_rap_password},
 991         {"CHANGETRUSTPW", net_changetrustpw},
 992         {"CHANGESECRETPW", net_changesecretpw},
 993         {"TIME", net_time},
 994         {"LOOKUP", net_lookup},
 995         {"JOIN", net_join},
 996         {"DOM", net_dom},
 997         {"CACHE", net_cache},
 998         {"GETLOCALSID", net_getlocalsid},
 999         {"SETLOCALSID", net_setlocalsid},
1000         {"SETDOMAINSID", net_setdomainsid},
1001         {"GETDOMAINSID", net_getdomainsid},
1002         {"MAXRID", net_maxrid},
1003         {"IDMAP", net_idmap},
1004         {"STATUS", net_status},
1005         {"USERSHARE", net_usershare},
1006         {"USERSIDLIST", net_usersidlist},
1007         {"CONF", net_conf},
1008         {"REGISTRY", net_registry},
1009 #ifdef WITH_FAKE_KASERVER
1010         {"AFS", net_afs},
1011 #endif
1012
1013         {"HELP", net_help},
1014         {NULL, NULL}
1015 };
1016
1017
1018 /****************************************************************************
1019   main program
1020 ****************************************************************************/
1021  int main(int argc, const char **argv)
1022 {
1023         int opt,i;
1024         char *p;
1025         int rc = 0;
1026         int argc_new = 0;
1027         const char ** argv_new;
1028         poptContext pc;
1029
1030         struct poptOption long_options[] = {
1031                 {"help",        'h', POPT_ARG_NONE,   0, 'h'},
1032                 {"workgroup",   'w', POPT_ARG_STRING, &opt_target_workgroup},
1033                 {"user",        'U', POPT_ARG_STRING, &opt_user_name, 'U'},
1034                 {"ipaddress",   'I', POPT_ARG_STRING, 0,'I'},
1035                 {"port",        'p', POPT_ARG_INT,    &opt_port},
1036                 {"myname",      'n', POPT_ARG_STRING, &opt_requester_name},
1037                 {"server",      'S', POPT_ARG_STRING, &opt_host},
1038                 {"encrypt",     'e', POPT_ARG_NONE,   NULL, 'e', "Encrypt SMB transport (UNIX extended servers only)" },
1039                 {"container",   'c', POPT_ARG_STRING, &opt_container},
1040                 {"comment",     'C', POPT_ARG_STRING, &opt_comment},
1041                 {"maxusers",    'M', POPT_ARG_INT,    &opt_maxusers},
1042                 {"flags",       'F', POPT_ARG_INT,    &opt_flags},
1043                 {"long",        'l', POPT_ARG_NONE,   &opt_long_list_entries},
1044                 {"reboot",      'r', POPT_ARG_NONE,   &opt_reboot},
1045                 {"force",       'f', POPT_ARG_NONE,   &opt_force},
1046                 {"stdin",       'i', POPT_ARG_NONE,   &opt_stdin},
1047                 {"timeout",     't', POPT_ARG_INT,    &opt_timeout},
1048                 {"request-timeout",0,POPT_ARG_INT,    &opt_request_timeout},
1049                 {"machine-pass",'P', POPT_ARG_NONE,   &opt_machine_pass},
1050                 {"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
1051                 {"verbose",     'v', POPT_ARG_NONE,   &opt_verbose},
1052                 {"test",        'T', POPT_ARG_NONE,   &opt_testmode},
1053                 /* Options for 'net groupmap set' */
1054                 {"local",       'L', POPT_ARG_NONE,   &opt_localgroup},
1055                 {"domain",      'D', POPT_ARG_NONE,   &opt_domaingroup},
1056                 {"ntname",      'N', POPT_ARG_STRING, &opt_newntname},
1057                 {"rid",         'R', POPT_ARG_INT,    &opt_rid},
1058                 /* Options for 'net rpc share migrate' */
1059                 {"acls",        0, POPT_ARG_NONE,     &opt_acls},
1060                 {"attrs",       0, POPT_ARG_NONE,     &opt_attrs},
1061                 {"timestamps",  0, POPT_ARG_NONE,     &opt_timestamps},
1062                 {"exclude",     'X', POPT_ARG_STRING, &opt_exclude},
1063                 {"destination", 0, POPT_ARG_STRING,   &opt_destination},
1064                 {"tallocreport", 0, POPT_ARG_NONE, &do_talloc_report},
1065
1066                 POPT_COMMON_SAMBA
1067                 { 0, 0, 0, 0}
1068         };
1069
1070         TALLOC_CTX *frame = talloc_stackframe();
1071
1072         zero_sockaddr(&opt_dest_ip);
1073
1074         load_case_tables();
1075
1076         /* set default debug level to 0 regardless of what smb.conf sets */
1077         DEBUGLEVEL_CLASS[DBGC_ALL] = 0;
1078         dbf = x_stderr;
1079
1080         pc = poptGetContext(NULL, argc, (const char **) argv, long_options,
1081                             POPT_CONTEXT_KEEP_FIRST);
1082
1083         while((opt = poptGetNextOpt(pc)) != -1) {
1084                 switch (opt) {
1085                 case 'h':
1086                         net_help(argc, argv);
1087                         exit(0);
1088                         break;
1089                 case 'e':
1090                         smb_encrypt=true;
1091                         break;
1092                 case 'I':
1093                         if (!interpret_string_addr(&opt_dest_ip,
1094                                                 poptGetOptArg(pc), 0)) {
1095                                 d_fprintf(stderr, "\nInvalid ip address specified\n");
1096                         } else {
1097                                 opt_have_ip = True;
1098                         }
1099                         break;
1100                 case 'U':
1101                         opt_user_specified = True;
1102                         opt_user_name = SMB_STRDUP(opt_user_name);
1103                         p = strchr(opt_user_name,'%');
1104                         if (p) {
1105                                 *p = 0;
1106                                 opt_password = p+1;
1107                         }
1108                         break;
1109                 default:
1110                         d_fprintf(stderr, "\nInvalid option %s: %s\n",
1111                                  poptBadOption(pc, 0), poptStrerror(opt));
1112                         net_help(argc, argv);
1113                         exit(1);
1114                 }
1115         }
1116
1117         /*
1118          * Don't load debug level from smb.conf. It should be
1119          * set by cmdline arg or remain default (0)
1120          */
1121         AllowDebugChange = False;
1122         lp_load(get_dyn_CONFIGFILE(),True,False,False,True);
1123
1124         argv_new = (const char **)poptGetArgs(pc);
1125
1126         argc_new = argc;
1127         for (i=0; i<argc; i++) {
1128                 if (argv_new[i] == NULL) {
1129                         argc_new = i;
1130                         break;
1131                 }
1132         }
1133
1134         if (do_talloc_report) {
1135                 talloc_enable_leak_report();
1136         }
1137
1138         if (opt_requester_name) {
1139                 set_global_myname(opt_requester_name);
1140         }
1141
1142         if (!opt_user_name && getenv("LOGNAME")) {
1143                 opt_user_name = getenv("LOGNAME");
1144         }
1145
1146         if (!opt_workgroup) {
1147                 opt_workgroup = smb_xstrdup(lp_workgroup());
1148         }
1149
1150         if (!opt_target_workgroup) {
1151                 opt_target_workgroup = smb_xstrdup(lp_workgroup());
1152         }
1153
1154         if (!init_names())
1155                 exit(1);
1156
1157         load_interfaces();
1158
1159         /* this makes sure that when we do things like call scripts,
1160            that it won't assert becouse we are not root */
1161         sec_init();
1162
1163         if (opt_machine_pass) {
1164                 /* it is very useful to be able to make ads queries as the
1165                    machine account for testing purposes and for domain leave */
1166
1167                 net_use_krb_machine_account();
1168         }
1169
1170         if (!opt_password) {
1171                 opt_password = getenv("PASSWD");
1172         }
1173
1174         rc = net_run_function(argc_new-1, argv_new+1, net_func, net_help);
1175
1176         DEBUG(2,("return code = %d\n", rc));
1177
1178         libnetapi_free(netapi_ctx);
1179
1180         TALLOC_FREE(frame);
1181         return rc;
1182 }