source3/utils/net_conf.c

   1 /*
   2  *  Samba Unix/Linux SMB client library
   3  *  Distributed SMB/CIFS Server Management Utility
   4  *  Local configuration interface
   5  *  Copyright (C) Michael Adam 2007-2008
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 3 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 /*
  22  * This is an interface to Samba's configuration as made available
  23  * by the libsmbconf interface (source/lib/smbconf/smbconf.c).
  24  *
  25  * This currently supports local interaction with the configuration
  26  * stored in the registry. But other backends and remote access via
  27  * rpc might get implemented in the future.
  28  */
  29
  30 #include "includes.h"
  31 #include "system/filesys.h"
  32 #include "utils/net.h"
  33 #include "lib/smbconf/smbconf.h"
  34 #include "lib/smbconf/smbconf_init.h"
  35 #include "lib/smbconf/smbconf_reg.h"
  36
  37 /**********************************************************************
  38  *
  39  * usage functions
  40  *
  41  **********************************************************************/
  42
  43 static int net_conf_list_usage(struct net_context *c, int argc,
  44                                const char **argv)
  45 {
  46         d_printf("%s net conf list\n", _("Usage:"));
  47         return -1;
  48 }
  49
  50 static int net_conf_import_usage(struct net_context *c, int argc,
  51                                  const char**argv)
  52 {
  53         d_printf("%s\n%s",
  54                  _("Usage:"),
  55                  _(" net conf import [--test|-T] <filename> "
  56                    "[<servicename>]\n"
  57                    "\t[--test|-T]    testmode - do not act, just print "
  58                         "what would be done\n"
  59                    "\t<servicename>  only import service <servicename>, "
  60                         "ignore the rest\n"));
  61         return -1;
  62 }
  63
  64 static int net_conf_listshares_usage(struct net_context *c, int argc,
  65                                      const char **argv)
  66 {
  67         d_printf("%s\nnet conf listshares\n", _("Usage:"));
  68         return -1;
  69 }
  70
  71 static int net_conf_drop_usage(struct net_context *c, int argc,
  72                                const char **argv)
  73 {
  74         d_printf("%s\nnet conf drop\n", _("Usage:"));
  75         return -1;
  76 }
  77
  78 static int net_conf_showshare_usage(struct net_context *c, int argc,
  79                                     const char **argv)
  80 {
  81         d_printf("%s\n%s",
  82                  _("Usage:"),
  83                  _("net conf showshare <sharename>\n"));
  84         return -1;
  85 }
  86
  87 static int net_conf_addshare_usage(struct net_context *c, int argc,
  88                                    const char **argv)
  89 {
  90         d_printf("%s\n%s",
  91                  _("Usage:"),
  92                  _(" net conf addshare <sharename> <path> "
  93                    "[writeable={y|N} [guest_ok={y|N} [<comment>]]\n"
  94                    "\t<sharename>      the new share name.\n"
  95                    "\t<path>           the path on the filesystem to export.\n"
  96                    "\twriteable={y|N}  set \"writeable to \"yes\" or "
  97                    "\"no\" (default) on this share.\n"
  98                    "\tguest_ok={y|N}   set \"guest ok\" to \"yes\" or "
  99                    "\"no\" (default)   on this share.\n"
 100                    "\t<comment>        optional comment for the new share.\n"));
 101         return -1;
 102 }
 103
 104 static int net_conf_delshare_usage(struct net_context *c, int argc,
 105                                    const char **argv)
 106 {
 107         d_printf("%s\n%s",
 108                  _("Usage:"),
 109                  _("net conf delshare <sharename>\n"));
 110         return -1;
 111 }
 112
 113 static int net_conf_setparm_usage(struct net_context *c, int argc,
 114                                   const char **argv)
 115 {
 116         d_printf("%s\n%s",
 117                  _("Usage:"),
 118                  _(" net conf setparm <section> <param> <value>\n"));
 119         return -1;
 120 }
 121
 122 static int net_conf_getparm_usage(struct net_context *c, int argc,
 123                                   const char **argv)
 124 {
 125         d_printf("%s\n%s",
 126                  _("Usage:"),
 127                  _(" net conf getparm <section> <param>\n"));
 128         return -1;
 129 }
 130
 131 static int net_conf_delparm_usage(struct net_context *c, int argc,
 132                                   const char **argv)
 133 {
 134         d_printf("%s\n%s",
 135                  _("Usage:"),
 136                  _(" net conf delparm <section> <param>\n"));
 137         return -1;
 138 }
 139
 140 static int net_conf_getincludes_usage(struct net_context *c, int argc,
 141                                       const char **argv)
 142 {
 143         d_printf("%s\n%s",
 144                  _("Usage:"),
 145                  _(" net conf getincludes <section>\n"));
 146         return -1;
 147 }
 148
 149 static int net_conf_setincludes_usage(struct net_context *c, int argc,
 150                                       const char **argv)
 151 {
 152         d_printf("%s\n%s",
 153                  _("Usage:"),
 154                  _(" net conf setincludes <section> [<filename>]*\n"));
 155         return -1;
 156 }
 157
 158 static int net_conf_delincludes_usage(struct net_context *c, int argc,
 159                                       const char **argv)
 160 {
 161         d_printf("%s\n%s",
 162                 _("Usage:"),
 163                 _(" net conf delincludes <section>\n"));
 164         return -1;
 165 }
 166
 167
 168 /**********************************************************************
 169  *
 170  * Helper functions
 171  *
 172  **********************************************************************/
 173
 174 /**
 175  * This functions process a service previously loaded with libsmbconf.
 176  */
 177 static WERROR import_process_service(struct net_context *c,
 178                                      struct smbconf_ctx *conf_ctx,
 179                                      struct smbconf_service *service)
 180 {
 181         uint32_t idx;
 182         WERROR werr = WERR_OK;
 183         sbcErr err;
 184         uint32_t num_includes = 0;
 185         char **includes = NULL;
 186         TALLOC_CTX *mem_ctx = talloc_stackframe();
 187
 188         if (c->opt_testmode) {
 189                 const char *indent = "";
 190                 if (service->name != NULL) {
 191                         d_printf("[%s]\n", service->name);
 192                         indent = "\t";
 193                 }
 194                 for (idx = 0; idx < service->num_params; idx++) {
 195                         d_printf("%s%s = %s\n", indent,
 196                                  service->param_names[idx],
 197                                  service->param_values[idx]);
 198                 }
 199                 d_printf("\n");
 200                 goto done;
 201         }
 202
 203         if (smbconf_share_exists(conf_ctx, service->name)) {
 204                 err = smbconf_delete_share(conf_ctx, service->name);
 205                 if (!SBC_ERROR_IS_OK(err)) {
 206                         werr = WERR_GENERAL_FAILURE;
 207                         goto done;
 208                 }
 209         }
 210         err = smbconf_create_share(conf_ctx, service->name);
 211         if (!SBC_ERROR_IS_OK(err)) {
 212                 werr = WERR_GENERAL_FAILURE;
 213                 goto done;
 214         }
 215
 216         for (idx = 0; idx < service->num_params; idx ++) {
 217                 if (strequal(service->param_names[idx], "include")) {
 218                         includes = TALLOC_REALLOC_ARRAY(mem_ctx,
 219                                                         includes,
 220                                                         char *,
 221                                                         num_includes+1);
 222                         if (includes == NULL) {
 223                                 werr = WERR_NOMEM;
 224                                 goto done;
 225                         }
 226                         includes[num_includes] = talloc_strdup(includes,
 227                                                 service->param_values[idx]);
 228                         if (includes[num_includes] == NULL) {
 229                                 werr = WERR_NOMEM;
 230                                 goto done;
 231                         }
 232                         num_includes++;
 233                 } else {
 234                         err = smbconf_set_parameter(conf_ctx,
 235                                                      service->name,
 236                                                      service->param_names[idx],
 237                                                      service->param_values[idx]);
 238                         if (!SBC_ERROR_IS_OK(err)) {
 239                                 d_fprintf(stderr,
 240                                           _("Error in section [%s], parameter \"%s\": %s\n"),
 241                                           service->name, service->param_names[idx],
 242                                           sbcErrorString(err));
 243                                 werr = WERR_NOMEM;
 244                                 goto done;
 245                         }
 246                 }
 247         }
 248
 249         werr = smbconf_set_includes(conf_ctx, service->name, num_includes,
 250                                     (const char **)includes);
 251
 252 done:
 253         TALLOC_FREE(mem_ctx);
 254         return werr;
 255 }
 256
 257
 258 /**********************************************************************
 259  *
 260  * the main conf functions
 261  *
 262  **********************************************************************/
 263
 264 static int net_conf_list(struct net_context *c, struct smbconf_ctx *conf_ctx,
 265                          int argc, const char **argv)
 266 {
 267         WERROR werr = WERR_OK;
 268         int ret = -1;
 269         TALLOC_CTX *mem_ctx;
 270         uint32_t num_shares;
 271         uint32_t share_count, param_count;
 272         struct smbconf_service **shares = NULL;
 273
 274         mem_ctx = talloc_stackframe();
 275
 276         if (argc != 0 || c->display_usage) {
 277                 net_conf_list_usage(c, argc, argv);
 278                 goto done;
 279         }
 280
 281         werr = smbconf_get_config(conf_ctx, mem_ctx, &num_shares, &shares);
 282         if (!W_ERROR_IS_OK(werr)) {
 283                 d_fprintf(stderr, _("Error getting config: %s\n"),
 284                           win_errstr(werr));
 285                 goto done;
 286         }
 287
 288         for (share_count = 0; share_count < num_shares; share_count++) {
 289                 const char *indent = "";
 290                 if (shares[share_count]->name != NULL) {
 291                         d_printf("[%s]\n", shares[share_count]->name);
 292                         indent = "\t";
 293                 }
 294                 for (param_count = 0;
 295                      param_count < shares[share_count]->num_params;
 296                      param_count++)
 297                 {
 298                         d_printf("%s%s = %s\n",
 299                                  indent,
 300                                  shares[share_count]->param_names[param_count],
 301                                  shares[share_count]->param_values[param_count]);
 302                 }
 303                 d_printf("\n");
 304         }
 305
 306         ret = 0;
 307
 308 done:
 309         TALLOC_FREE(mem_ctx);
 310         return ret;
 311 }
 312
 313 static int net_conf_import(struct net_context *c, struct smbconf_ctx *conf_ctx,
 314                            int argc, const char **argv)
 315 {
 316         int ret = -1;
 317         const char *filename = NULL;
 318         const char *servicename = NULL;
 319         char *conf_source = NULL;
 320         TALLOC_CTX *mem_ctx;
 321         struct smbconf_ctx *txt_ctx;
 322         WERROR werr;
 323         sbcErr err;
 324
 325         if (c->display_usage)
 326                 return net_conf_import_usage(c, argc, argv);
 327
 328         mem_ctx = talloc_stackframe();
 329
 330         switch (argc) {
 331                 case 0:
 332                 default:
 333                         net_conf_import_usage(c, argc, argv);
 334                         goto done;
 335                 case 2:
 336                         servicename = talloc_strdup(mem_ctx, argv[1]);
 337                         if (servicename == NULL) {
 338                                 d_printf(_("error: out of memory!\n"));
 339                                 goto done;
 340                         }
 341                 case 1:
 342                         filename = argv[0];
 343                         break;
 344         }
 345
 346         DEBUG(3,("net_conf_import: reading configuration from file %s.\n",
 347                 filename));
 348
 349         conf_source = talloc_asprintf(mem_ctx, "file:%s", filename);
 350         if (conf_source == NULL) {
 351                 d_printf(_("error: out of memory!\n"));
 352                 goto done;
 353         }
 354
 355         err = smbconf_init(mem_ctx, &txt_ctx, conf_source);
 356         if (!SBC_ERROR_IS_OK(err)) {
 357                 d_printf(_("error loading file '%s': %s\n"), filename,
 358                          sbcErrorString(err));
 359                 werr = WERR_NO_SUCH_SERVICE;
 360                 goto done;
 361         }
 362
 363         if (c->opt_testmode) {
 364                 d_printf(_("\nTEST MODE - "
 365                          "would import the following configuration:\n\n"));
 366         }
 367
 368         if (servicename != NULL) {
 369                 struct smbconf_service *service = NULL;
 370
 371                 err = smbconf_get_share(txt_ctx, mem_ctx,
 372                                         servicename,
 373                                         &service);
 374                 if (!SBC_ERROR_IS_OK(err)) {
 375                         goto cancel;
 376                 }
 377
 378                 werr = smbconf_transaction_start(conf_ctx);
 379                 if (!W_ERROR_IS_OK(werr)) {
 380                         d_printf(_("error starting transaction: %s\n"),
 381                                  win_errstr(werr));
 382                         goto done;
 383                 }
 384
 385                 werr = import_process_service(c, conf_ctx, service);
 386                 if (!W_ERROR_IS_OK(werr)) {
 387                         goto cancel;
 388                 }
 389         } else {
 390                 struct smbconf_service **services = NULL;
 391                 uint32_t num_shares, sidx;
 392
 393                 werr = smbconf_get_config(txt_ctx, mem_ctx,
 394                                           &num_shares,
 395                                           &services);
 396                 if (!W_ERROR_IS_OK(werr)) {
 397                         goto cancel;
 398                 }
 399                 if (!c->opt_testmode) {
 400                         if (!SBC_ERROR_IS_OK(smbconf_drop(conf_ctx))) {
 401                                 goto cancel;
 402                         }
 403                 }
 404
 405                 /*
 406                  * Wrap the importing of shares into a transaction,
 407                  * but only 100 at a time, in order to save memory.
 408                  * The allocated memory accumulates across the actions
 409                  * within the transaction, and for me, some 1500
 410                  * imported shares, the MAX_TALLOC_SIZE of 256 MB
 411                  * was exceeded.
 412                  */
 413                 werr = smbconf_transaction_start(conf_ctx);
 414                 if (!W_ERROR_IS_OK(werr)) {
 415                         d_printf(_("error starting transaction: %s\n"),
 416                                  win_errstr(werr));
 417                         goto done;
 418                 }
 419
 420                 for (sidx = 0; sidx < num_shares; sidx++) {
 421                         werr = import_process_service(c, conf_ctx,
 422                                                       services[sidx]);
 423                         if (!W_ERROR_IS_OK(werr)) {
 424                                 goto cancel;
 425                         }
 426
 427                         if (sidx % 100) {
 428                                 continue;
 429                         }
 430
 431                         werr = smbconf_transaction_commit(conf_ctx);
 432                         if (!W_ERROR_IS_OK(werr)) {
 433                                 d_printf(_("error committing transaction: "
 434                                            "%s\n"),
 435                                          win_errstr(werr));
 436                                 goto done;
 437                         }
 438                         werr = smbconf_transaction_start(conf_ctx);
 439                         if (!W_ERROR_IS_OK(werr)) {
 440                                 d_printf(_("error starting transaction: %s\n"),
 441                                          win_errstr(werr));
 442                                 goto done;
 443                         }
 444                 }
 445         }
 446
 447         werr = smbconf_transaction_commit(conf_ctx);
 448         if (!W_ERROR_IS_OK(werr)) {
 449                 d_printf(_("error committing transaction: %s\n"),
 450                          win_errstr(werr));
 451         } else {
 452                 ret = 0;
 453         }
 454
 455         goto done;
 456
 457 cancel:
 458         werr = smbconf_transaction_cancel(conf_ctx);
 459         if (!W_ERROR_IS_OK(werr)) {
 460                 d_printf(_("error cancelling transaction: %s\n"),
 461                          win_errstr(werr));
 462         }
 463
 464 done:
 465         TALLOC_FREE(mem_ctx);
 466         return ret;
 467 }
 468
 469 static int net_conf_listshares(struct net_context *c,
 470                                struct smbconf_ctx *conf_ctx, int argc,
 471                                const char **argv)
 472 {
 473         sbcErr err;
 474         int ret = -1;
 475         uint32_t count, num_shares = 0;
 476         char **share_names = NULL;
 477         TALLOC_CTX *mem_ctx;
 478
 479         mem_ctx = talloc_stackframe();
 480
 481         if (argc != 0 || c->display_usage) {
 482                 net_conf_listshares_usage(c, argc, argv);
 483                 goto done;
 484         }
 485
 486         err = smbconf_get_share_names(conf_ctx, mem_ctx, &num_shares,
 487                                       &share_names);
 488         if (!SBC_ERROR_IS_OK(err)) {
 489                 goto done;
 490         }
 491
 492         for (count = 0; count < num_shares; count++)
 493         {
 494                 d_printf("%s\n", share_names[count]);
 495         }
 496
 497         ret = 0;
 498
 499 done:
 500         TALLOC_FREE(mem_ctx);
 501         return ret;
 502 }
 503
 504 static int net_conf_drop(struct net_context *c, struct smbconf_ctx *conf_ctx,
 505                          int argc, const char **argv)
 506 {
 507         int ret = -1;
 508         sbcErr err;
 509
 510         if (argc != 0 || c->display_usage) {
 511                 net_conf_drop_usage(c, argc, argv);
 512                 goto done;
 513         }
 514
 515         err = smbconf_drop(conf_ctx);
 516         if (!SBC_ERROR_IS_OK(err)) {
 517                 d_fprintf(stderr, _("Error deleting configuration: %s\n"),
 518                           sbcErrorString(err));
 519                 goto done;
 520         }
 521
 522         ret = 0;
 523
 524 done:
 525         return ret;
 526 }
 527
 528 static int net_conf_showshare(struct net_context *c,
 529                               struct smbconf_ctx *conf_ctx, int argc,
 530                               const char **argv)
 531 {
 532         int ret = -1;
 533         sbcErr err;
 534         const char *sharename = NULL;
 535         TALLOC_CTX *mem_ctx;
 536         uint32_t count;
 537         struct smbconf_service *service = NULL;
 538
 539         mem_ctx = talloc_stackframe();
 540
 541         if (argc != 1 || c->display_usage) {
 542                 net_conf_showshare_usage(c, argc, argv);
 543                 goto done;
 544         }
 545
 546         sharename = talloc_strdup(mem_ctx, argv[0]);
 547         if (sharename == NULL) {
 548                 d_printf("error: out of memory!\n");
 549                 goto done;
 550         }
 551
 552         err = smbconf_get_share(conf_ctx, mem_ctx, sharename, &service);
 553         if (!SBC_ERROR_IS_OK(err)) {
 554                 d_printf(_("error getting share parameters: %s\n"),
 555                          sbcErrorString(err));
 556                 goto done;
 557         }
 558
 559         d_printf("[%s]\n", service->name);
 560
 561         for (count = 0; count < service->num_params; count++) {
 562                 d_printf("\t%s = %s\n", service->param_names[count],
 563                          service->param_values[count]);
 564         }
 565
 566         ret = 0;
 567
 568 done:
 569         TALLOC_FREE(mem_ctx);
 570         return ret;
 571 }
 572
 573 /**
 574  * Add a share, with a couple of standard parameters, partly optional.
 575  *
 576  * This is a high level utility function of the net conf utility,
 577  * not a direct frontend to the smbconf API.
 578  */
 579 static int net_conf_addshare(struct net_context *c,
 580                              struct smbconf_ctx *conf_ctx, int argc,
 581                              const char **argv)
 582 {
 583         int ret = -1;
 584         WERROR werr = WERR_OK;
 585         sbcErr err;
 586         char *sharename = NULL;
 587         const char *path = NULL;
 588         const char *comment = NULL;
 589         const char *guest_ok = "no";
 590         const char *writeable = "no";
 591         SMB_STRUCT_STAT sbuf;
 592         TALLOC_CTX *mem_ctx = talloc_stackframe();
 593
 594         if (c->display_usage) {
 595                 net_conf_addshare_usage(c, argc, argv);
 596                 ret = 0;
 597                 goto done;
 598         }
 599
 600         switch (argc) {
 601                 case 0:
 602                 case 1:
 603                 default:
 604                         net_conf_addshare_usage(c, argc, argv);
 605                         goto done;
 606                 case 5:
 607                         comment = argv[4];
 608                 case 4:
 609                         if (!strnequal(argv[3], "guest_ok=", 9)) {
 610                                 net_conf_addshare_usage(c, argc, argv);
 611                                 goto done;
 612                         }
 613                         switch (argv[3][9]) {
 614                                 case 'y':
 615                                 case 'Y':
 616                                         guest_ok = "yes";
 617                                         break;
 618                                 case 'n':
 619                                 case 'N':
 620                                         guest_ok = "no";
 621                                         break;
 622                                 default:
 623                                         net_conf_addshare_usage(c, argc, argv);
 624                                         goto done;
 625                         }
 626                 case 3:
 627                         if (!strnequal(argv[2], "writeable=", 10)) {
 628                                 net_conf_addshare_usage(c, argc, argv);
 629                                 goto done;
 630                         }
 631                         switch (argv[2][10]) {
 632                                 case 'y':
 633                                 case 'Y':
 634                                         writeable = "yes";
 635                                         break;
 636                                 case 'n':
 637                                 case 'N':
 638                                         writeable = "no";
 639                                         break;
 640                                 default:
 641                                         net_conf_addshare_usage(c, argc, argv);
 642                                         goto done;
 643                         }
 644                 case 2:
 645                         path = argv[1];
 646                         sharename = talloc_strdup(mem_ctx, argv[0]);
 647                         if (sharename == NULL) {
 648                                 d_printf(_("error: out of memory!\n"));
 649                                 goto done;
 650                         }
 651
 652                         break;
 653         }
 654
 655         /*
 656          * validate arguments
 657          */
 658
 659         /* validate share name */
 660
 661         if (!validate_net_name(sharename, INVALID_SHARENAME_CHARS,
 662                                strlen(sharename)))
 663         {
 664                 d_fprintf(stderr, _("ERROR: share name %s contains "
 665                         "invalid characters (any of %s)\n"),
 666                         sharename, INVALID_SHARENAME_CHARS);
 667                 goto done;
 668         }
 669
 670         if (strequal(sharename, GLOBAL_NAME)) {
 671                 d_fprintf(stderr,
 672                           _("ERROR: 'global' is not a valid share name.\n"));
 673                 goto done;
 674         }
 675
 676         if (smbconf_share_exists(conf_ctx, sharename)) {
 677                 d_fprintf(stderr, _("ERROR: share %s already exists.\n"),
 678                           sharename);
 679                 goto done;
 680         }
 681
 682         /* validate path */
 683
 684         if (path[0] != '/') {
 685                 d_fprintf(stderr,
 686                           _("Error: path '%s' is not an absolute path.\n"),
 687                           path);
 688                 goto done;
 689         }
 690
 691         if (sys_stat(path, &sbuf, false) != 0) {
 692                 d_fprintf(stderr,
 693                           _("ERROR: cannot stat path '%s' to ensure "
 694                             "this is a directory.\n"
 695                             "Error was '%s'.\n"),
 696                           path, strerror(errno));
 697                 goto done;
 698         }
 699
 700         if (!S_ISDIR(sbuf.st_ex_mode)) {
 701                 d_fprintf(stderr,
 702                           _("ERROR: path '%s' is not a directory.\n"),
 703                           path);
 704                 goto done;
 705         }
 706
 707         /*
 708          * start a transaction
 709          */
 710
 711         werr = smbconf_transaction_start(conf_ctx);
 712         if (!W_ERROR_IS_OK(werr)) {
 713                 d_printf("error starting transaction: %s\n",
 714                          win_errstr(werr));
 715                 goto done;
 716         }
 717
 718         /*
 719          * create the share
 720          */
 721
 722         err = smbconf_create_share(conf_ctx, sharename);
 723         if (!SBC_ERROR_IS_OK(err)) {
 724                 d_fprintf(stderr, _("Error creating share %s: %s\n"),
 725                           sharename, sbcErrorString(err));
 726                 goto cancel;
 727         }
 728
 729         /*
 730          * fill the share with parameters
 731          */
 732
 733         err = smbconf_set_parameter(conf_ctx, sharename, "path", path);
 734         if (!SBC_ERROR_IS_OK(err)) {
 735                 d_fprintf(stderr, _("Error setting parameter %s: %s\n"),
 736                           "path", sbcErrorString(err));
 737                 goto cancel;
 738         }
 739
 740         if (comment != NULL) {
 741                 err = smbconf_set_parameter(conf_ctx, sharename, "comment",
 742                                             comment);
 743                 if (!SBC_ERROR_IS_OK(err)) {
 744                         d_fprintf(stderr, _("Error setting parameter %s: %s\n"),
 745                                   "comment", sbcErrorString(err));
 746                         goto cancel;
 747                 }
 748         }
 749
 750         err = smbconf_set_parameter(conf_ctx, sharename, "guest ok", guest_ok);
 751         if (!SBC_ERROR_IS_OK(err)) {
 752                 d_fprintf(stderr, _("Error setting parameter %s: %s\n"),
 753                           "'guest ok'", sbcErrorString(err));
 754                 goto cancel;
 755         }
 756
 757         err = smbconf_set_parameter(conf_ctx, sharename, "writeable",
 758                                     writeable);
 759         if (!SBC_ERROR_IS_OK(err)) {
 760                 d_fprintf(stderr, _("Error setting parameter %s: %s\n"),
 761                           "writeable", sbcErrorString(err));
 762                 goto cancel;
 763         }
 764
 765         /*
 766          * commit the whole thing
 767          */
 768
 769         werr = smbconf_transaction_commit(conf_ctx);
 770         if (!W_ERROR_IS_OK(werr)) {
 771                 d_printf("error committing transaction: %s\n",
 772                          win_errstr(werr));
 773         } else {
 774                 ret = 0;
 775         }
 776
 777         goto done;
 778
 779 cancel:
 780         werr = smbconf_transaction_cancel(conf_ctx);
 781         if (!W_ERROR_IS_OK(werr)) {
 782                 d_printf("error cancelling transaction: %s\n",
 783                          win_errstr(werr));
 784         }
 785
 786 done:
 787         TALLOC_FREE(mem_ctx);
 788         return ret;
 789 }
 790
 791 static int net_conf_delshare(struct net_context *c,
 792                              struct smbconf_ctx *conf_ctx, int argc,
 793                              const char **argv)
 794 {
 795         int ret = -1;
 796         const char *sharename = NULL;
 797         sbcErr err;
 798         TALLOC_CTX *mem_ctx = talloc_stackframe();
 799
 800         if (argc != 1 || c->display_usage) {
 801                 net_conf_delshare_usage(c, argc, argv);
 802                 goto done;
 803         }
 804         sharename = talloc_strdup(mem_ctx, argv[0]);
 805         if (sharename == NULL) {
 806                 d_printf(_("error: out of memory!\n"));
 807                 goto done;
 808         }
 809
 810         err = smbconf_delete_share(conf_ctx, sharename);
 811         if (!SBC_ERROR_IS_OK(err)) {
 812                 d_fprintf(stderr, _("Error deleting share %s: %s\n"),
 813                           sharename, sbcErrorString(err));
 814                 goto done;
 815         }
 816
 817         ret = 0;
 818 done:
 819         TALLOC_FREE(mem_ctx);
 820         return ret;
 821 }
 822
 823 static int net_conf_setparm(struct net_context *c, struct smbconf_ctx *conf_ctx,
 824                             int argc, const char **argv)
 825 {
 826         int ret = -1;
 827         WERROR werr = WERR_OK;
 828         sbcErr err;
 829         char *service = NULL;
 830         char *param = NULL;
 831         const char *value_str = NULL;
 832         TALLOC_CTX *mem_ctx = talloc_stackframe();
 833
 834         if (argc != 3 || c->display_usage) {
 835                 net_conf_setparm_usage(c, argc, argv);
 836                 goto done;
 837         }
 838         /*
 839          * NULL service name means "dangling parameters" to libsmbconf.
 840          * We use the empty string from the command line for this purpose.
 841          */
 842         if (strlen(argv[0]) != 0) {
 843                 service = talloc_strdup(mem_ctx, argv[0]);
 844                 if (service == NULL) {
 845                         d_printf(_("error: out of memory!\n"));
 846                         goto done;
 847                 }
 848         }
 849         param = strlower_talloc(mem_ctx, argv[1]);
 850         if (param == NULL) {
 851                 d_printf(_("error: out of memory!\n"));
 852                 goto done;
 853         }
 854         value_str = argv[2];
 855
 856         werr = smbconf_transaction_start(conf_ctx);
 857         if (!W_ERROR_IS_OK(werr)) {
 858                 d_printf(_("error starting transaction: %s\n"),
 859                          win_errstr(werr));
 860                 goto done;
 861         }
 862
 863         if (!smbconf_share_exists(conf_ctx, service)) {
 864                 err = smbconf_create_share(conf_ctx, service);
 865                 if (!SBC_ERROR_IS_OK(err)) {
 866                         d_fprintf(stderr, _("Error creating share '%s': %s\n"),
 867                                   service, sbcErrorString(err));
 868                         goto cancel;
 869                 }
 870         }
 871
 872         err = smbconf_set_parameter(conf_ctx, service, param, value_str);
 873         if (!SBC_ERROR_IS_OK(err)) {
 874                 d_fprintf(stderr, _("Error setting value '%s': %s\n"),
 875                           param, sbcErrorString(err));
 876                 goto cancel;
 877         }
 878
 879         werr = smbconf_transaction_commit(conf_ctx);
 880         if (!W_ERROR_IS_OK(werr)) {
 881                 d_printf(_("error committing transaction: %s\n"),
 882                          win_errstr(werr));
 883         } else {
 884                 ret = 0;
 885         }
 886
 887         goto done;
 888
 889 cancel:
 890         werr = smbconf_transaction_cancel(conf_ctx);
 891         if (!W_ERROR_IS_OK(werr)) {
 892                 d_printf(_("error cancelling transaction: %s\n"),
 893                          win_errstr(werr));
 894         }
 895
 896 done:
 897         TALLOC_FREE(mem_ctx);
 898         return ret;
 899 }
 900
 901 static int net_conf_getparm(struct net_context *c, struct smbconf_ctx *conf_ctx,
 902                             int argc, const char **argv)
 903 {
 904         int ret = -1;
 905         sbcErr err;
 906         char *service = NULL;
 907         char *param = NULL;
 908         char *valstr = NULL;
 909         TALLOC_CTX *mem_ctx;
 910
 911         mem_ctx = talloc_stackframe();
 912
 913         if (argc != 2 || c->display_usage) {
 914                 net_conf_getparm_usage(c, argc, argv);
 915                 goto done;
 916         }
 917         /*
 918          * NULL service name means "dangling parameters" to libsmbconf.
 919          * We use the empty string from the command line for this purpose.
 920          */
 921         if (strlen(argv[0]) != 0) {
 922                 service = talloc_strdup(mem_ctx, argv[0]);
 923                 if (service == NULL) {
 924                         d_printf(_("error: out of memory!\n"));
 925                         goto done;
 926                 }
 927         }
 928         param = strlower_talloc(mem_ctx, argv[1]);
 929         if (param == NULL) {
 930                 d_printf(_("error: out of memory!\n"));
 931                 goto done;
 932         }
 933
 934         err = smbconf_get_parameter(conf_ctx, mem_ctx, service, param, &valstr);
 935         if (SBC_ERROR_EQUAL(err, SBC_ERR_NO_SUCH_SERVICE)) {
 936                 d_fprintf(stderr,
 937                           _("Error: given service '%s' does not exist.\n"),
 938                           service);
 939                 goto done;
 940         } else if (SBC_ERROR_EQUAL(err, SBC_ERR_INVALID_PARAM)) {
 941                 d_fprintf(stderr,
 942                           _("Error: given parameter '%s' is not set.\n"),
 943                           param);
 944                 goto done;
 945         } else if (!SBC_ERROR_IS_OK(err)) {
 946                 d_fprintf(stderr, _("Error getting value '%s': %s.\n"),
 947                           param, sbcErrorString(err));
 948                 goto done;
 949         }
 950
 951         d_printf("%s\n", valstr);
 952
 953         ret = 0;
 954 done:
 955         TALLOC_FREE(mem_ctx);
 956         return ret;
 957 }
 958
 959 static int net_conf_delparm(struct net_context *c, struct smbconf_ctx *conf_ctx,
 960                             int argc, const char **argv)
 961 {
 962         int ret = -1;
 963         sbcErr err;
 964         char *service = NULL;
 965         char *param = NULL;
 966         TALLOC_CTX *mem_ctx = talloc_stackframe();
 967
 968         if (argc != 2 || c->display_usage) {
 969                 net_conf_delparm_usage(c, argc, argv);
 970                 goto done;
 971         }
 972         /*
 973          * NULL service name means "dangling parameters" to libsmbconf.
 974          * We use the empty string from the command line for this purpose.
 975          */
 976         if (strlen(argv[0]) != 0) {
 977                 service = talloc_strdup(mem_ctx, argv[0]);
 978                 if (service == NULL) {
 979                         d_printf(_("error: out of memory!\n"));
 980                         goto done;
 981                 }
 982         }
 983         param = strlower_talloc(mem_ctx, argv[1]);
 984         if (param == NULL) {
 985                 d_printf("error: out of memory!\n");
 986                 goto done;
 987         }
 988
 989         err = smbconf_delete_parameter(conf_ctx, service, param);
 990         if (SBC_ERROR_EQUAL(err, SBC_ERR_NO_SUCH_SERVICE)) {
 991                 d_fprintf(stderr,
 992                           _("Error: given service '%s' does not exist.\n"),
 993                           service);
 994                 goto done;
 995         } else if (SBC_ERROR_EQUAL(err, SBC_ERR_INVALID_PARAM)) {
 996                 d_fprintf(stderr,
 997                           _("Error: given parameter '%s' is not set.\n"),
 998                           param);
 999                 goto done;
1000         } else if (!SBC_ERROR_IS_OK(err)) {
1001                 d_fprintf(stderr, _("Error deleting value '%s': %s.\n"),
1002                           param, sbcErrorString(err));
1003                 goto done;
1004         }
1005
1006         ret = 0;
1007
1008 done:
1009         TALLOC_FREE(mem_ctx);
1010         return ret;
1011 }
1012
1013 static int net_conf_getincludes(struct net_context *c,
1014                                 struct smbconf_ctx *conf_ctx,
1015                                 int argc, const char **argv)
1016 {
1017         WERROR werr;
1018         uint32_t num_includes;
1019         uint32_t count;
1020         char *service;
1021         char **includes = NULL;
1022         int ret = -1;
1023         TALLOC_CTX *mem_ctx = talloc_stackframe();
1024
1025         if (argc != 1 || c->display_usage) {
1026                 net_conf_getincludes_usage(c, argc, argv);
1027                 goto done;
1028         }
1029
1030         service = talloc_strdup(mem_ctx, argv[0]);
1031         if (service == NULL) {
1032                 d_printf(_("error: out of memory!\n"));
1033                 goto done;
1034         }
1035
1036         werr = smbconf_get_includes(conf_ctx, mem_ctx, service,
1037                                     &num_includes, &includes);
1038         if (!W_ERROR_IS_OK(werr)) {
1039                 d_printf(_("error getting includes: %s\n"), win_errstr(werr));
1040                 goto done;
1041         }
1042
1043         for (count = 0; count < num_includes; count++) {
1044                 d_printf("include = %s\n", includes[count]);
1045         }
1046
1047         ret = 0;
1048
1049 done:
1050         TALLOC_FREE(mem_ctx);
1051         return ret;
1052 }
1053
1054 static int net_conf_setincludes(struct net_context *c,
1055                                 struct smbconf_ctx *conf_ctx,
1056                                 int argc, const char **argv)
1057 {
1058         WERROR werr;
1059         char *service;
1060         uint32_t num_includes;
1061         const char **includes;
1062         int ret = -1;
1063         TALLOC_CTX *mem_ctx = talloc_stackframe();
1064
1065         if (argc < 1 || c->display_usage) {
1066                 net_conf_setincludes_usage(c, argc, argv);
1067                 goto done;
1068         }
1069
1070         service = talloc_strdup(mem_ctx, argv[0]);
1071         if (service == NULL) {
1072                 d_printf(_("error: out of memory!\n"));
1073                 goto done;
1074         }
1075
1076         num_includes = argc - 1;
1077         if (num_includes == 0) {
1078                 includes = NULL;
1079         } else {
1080                 includes = argv + 1;
1081         }
1082
1083         werr = smbconf_set_includes(conf_ctx, service, num_includes, includes);
1084         if (!W_ERROR_IS_OK(werr)) {
1085                 d_printf(_("error setting includes: %s\n"), win_errstr(werr));
1086                 goto done;
1087         }
1088
1089         ret = 0;
1090
1091 done:
1092         TALLOC_FREE(mem_ctx);
1093         return ret;
1094 }
1095
1096 static int net_conf_delincludes(struct net_context *c,
1097                                 struct smbconf_ctx *conf_ctx,
1098                                 int argc, const char **argv)
1099 {
1100         WERROR werr;
1101         char *service;
1102         int ret = -1;
1103         TALLOC_CTX *mem_ctx = talloc_stackframe();
1104
1105         if (argc != 1 || c->display_usage) {
1106                 net_conf_delincludes_usage(c, argc, argv);
1107                 goto done;
1108         }
1109
1110         service = talloc_strdup(mem_ctx, argv[0]);
1111         if (service == NULL) {
1112                 d_printf(_("error: out of memory!\n"));
1113                 goto done;
1114         }
1115
1116         werr = smbconf_delete_includes(conf_ctx, service);
1117         if (!W_ERROR_IS_OK(werr)) {
1118                 d_printf(_("error deleting includes: %s\n"), win_errstr(werr));
1119                 goto done;
1120         }
1121
1122         ret = 0;
1123
1124 done:
1125         TALLOC_FREE(mem_ctx);
1126         return ret;
1127 }
1128
1129
1130 /**********************************************************************
1131  *
1132  * Wrapper and net_conf_run_function mechanism.
1133  *
1134  **********************************************************************/
1135
1136 /**
1137  * Wrapper function to call the main conf functions.
1138  * The wrapper calls handles opening and closing of the
1139  * configuration.
1140  */
1141 static int net_conf_wrap_function(struct net_context *c,
1142                                   int (*fn)(struct net_context *,
1143                                             struct smbconf_ctx *,
1144                                             int, const char **),
1145                                   int argc, const char **argv)
1146 {
1147         sbcErr err;
1148         TALLOC_CTX *mem_ctx = talloc_stackframe();
1149         struct smbconf_ctx *conf_ctx;
1150         int ret = -1;
1151
1152         err = smbconf_init(mem_ctx, &conf_ctx, "registry:");
1153         if (!SBC_ERROR_IS_OK(err)) {
1154                 return -1;
1155         }
1156
1157         ret = fn(c, conf_ctx, argc, argv);
1158
1159         smbconf_shutdown(conf_ctx);
1160
1161         return ret;
1162 }
1163
1164 /*
1165  * We need a functable struct of our own, because the
1166  * functions are called through a wrapper that handles
1167  * the opening and closing of the configuration, and so on.
1168  */
1169 struct conf_functable {
1170         const char *funcname;
1171         int (*fn)(struct net_context *c, struct smbconf_ctx *ctx, int argc,
1172                   const char **argv);
1173         int valid_transports;
1174         const char *description;
1175         const char *usage;
1176 };
1177
1178 /**
1179  * This imitates net_run_function but calls the main functions
1180  * through the wrapper net_conf_wrap_function().
1181  */
1182 static int net_conf_run_function(struct net_context *c, int argc,
1183                                  const char **argv, const char *whoami,
1184                                  struct conf_functable *table)
1185 {
1186         int i;
1187
1188         if (argc != 0) {
1189                 for (i=0; table[i].funcname; i++) {
1190                         if (StrCaseCmp(argv[0], table[i].funcname) == 0)
1191                                 return net_conf_wrap_function(c, table[i].fn,
1192                                                               argc-1,
1193                                                               argv+1);
1194                 }
1195         }
1196
1197         d_printf(_("Usage:\n"));
1198         for (i=0; table[i].funcname; i++) {
1199                 if (c->display_usage == false)
1200                         d_printf("%s %-15s %s\n", whoami, table[i].funcname,
1201                                  table[i].description);
1202                 else
1203                         d_printf("%s\n", table[i].usage);
1204         }
1205
1206         return c->display_usage?0:-1;
1207 }
1208
1209 /*
1210  * Entry-point for all the CONF functions.
1211  */
1212
1213 int net_conf(struct net_context *c, int argc, const char **argv)
1214 {
1215         int ret = -1;
1216         struct conf_functable func_table[] = {
1217                 {
1218                         "list",
1219                         net_conf_list,
1220                         NET_TRANSPORT_LOCAL,
1221                         N_("Dump the complete configuration in smb.conf like "
1222                            "format."),
1223                         N_("net conf list\n"
1224                            "    Dump the complete configuration in smb.conf "
1225                            "like format.")
1226
1227                 },
1228                 {
1229                         "import",
1230                         net_conf_import,
1231                         NET_TRANSPORT_LOCAL,
1232                         N_("Import configuration from file in smb.conf "
1233                            "format."),
1234                         N_("net conf import\n"
1235                            "    Import configuration from file in smb.conf "
1236                            "format.")
1237                 },
1238                 {
1239                         "listshares",
1240                         net_conf_listshares,
1241                         NET_TRANSPORT_LOCAL,
1242                         N_("List the share names."),
1243                         N_("net conf listshares\n"
1244                            "    List the share names.")
1245                 },
1246                 {
1247                         "drop",
1248                         net_conf_drop,
1249                         NET_TRANSPORT_LOCAL,
1250                         N_("Delete the complete configuration."),
1251                         N_("net conf drop\n"
1252                            "    Delete the complete configuration.")
1253                 },
1254                 {
1255                         "showshare",
1256                         net_conf_showshare,
1257                         NET_TRANSPORT_LOCAL,
1258                         N_("Show the definition of a share."),
1259                         N_("net conf showshare\n"
1260                            "    Show the definition of a share.")
1261                 },
1262                 {
1263                         "addshare",
1264                         net_conf_addshare,
1265                         NET_TRANSPORT_LOCAL,
1266                         N_("Create a new share."),
1267                         N_("net conf addshare\n"
1268                            "    Create a new share.")
1269                 },
1270                 {
1271                         "delshare",
1272                         net_conf_delshare,
1273                         NET_TRANSPORT_LOCAL,
1274                         N_("Delete a share."),
1275                         N_("net conf delshare\n"
1276                            "    Delete a share.")
1277                 },
1278                 {
1279                         "setparm",
1280                         net_conf_setparm,
1281                         NET_TRANSPORT_LOCAL,
1282                         N_("Store a parameter."),
1283                         N_("net conf setparm\n"
1284                            "    Store a parameter.")
1285                 },
1286                 {
1287                         "getparm",
1288                         net_conf_getparm,
1289                         NET_TRANSPORT_LOCAL,
1290                         N_("Retrieve the value of a parameter."),
1291                         N_("net conf getparm\n"
1292                            "    Retrieve the value of a parameter.")
1293                 },
1294                 {
1295                         "delparm",
1296                         net_conf_delparm,
1297                         NET_TRANSPORT_LOCAL,
1298                         N_("Delete a parameter."),
1299                         N_("net conf delparm\n"
1300                            "    Delete a parameter.")
1301                 },
1302                 {
1303                         "getincludes",
1304                         net_conf_getincludes,
1305                         NET_TRANSPORT_LOCAL,
1306                         N_("Show the includes of a share definition."),
1307                         N_("net conf getincludes\n"
1308                            "    Show the includes of a share definition.")
1309                 },
1310                 {
1311                         "setincludes",
1312                         net_conf_setincludes,
1313                         NET_TRANSPORT_LOCAL,
1314                         N_("Set includes for a share."),
1315                         N_("net conf setincludes\n"
1316                            "    Set includes for a share.")
1317                 },
1318                 {
1319                         "delincludes",
1320                         net_conf_delincludes,
1321                         NET_TRANSPORT_LOCAL,
1322                         N_("Delete includes from a share definition."),
1323                         N_("net conf setincludes\n"
1324                            "    Delete includes from a share definition.")
1325                 },
1326                 {NULL, NULL, 0, NULL, NULL}
1327         };
1328
1329         ret = net_conf_run_function(c, argc, argv, "net conf", func_table);
1330
1331         return ret;
1332 }
1333