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