source3/utils/net_rpc_samsync.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    dump the remote SAM using rpc samsync operations
   4
   5    Copyright (C) Andrew Tridgell 2002
   6    Copyright (C) Tim Potter 2001,2002
   7    Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2005
   8    Modified by Volker Lendecke 2002
   9    Copyright (C) Jeremy Allison 2005.
  10    Copyright (C) Guenther Deschner 2008.
  11
  12    This program is free software; you can redistribute it and/or modify
  13    it under the terms of the GNU General Public License as published by
  14    the Free Software Foundation; either version 3 of the License, or
  15    (at your option) any later version.
  16
  17    This program is distributed in the hope that it will be useful,
  18    but WITHOUT ANY WARRANTY; without even the implied warranty of
  19    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20    GNU General Public License for more details.
  21
  22    You should have received a copy of the GNU General Public License
  23    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  24 */
  25
  26 #include "includes.h"
  27 #include "utils/net.h"
  28 #include "../librpc/gen_ndr/ndr_netlogon.h"
  29 #include "../librpc/gen_ndr/ndr_drsuapi.h"
  30 #include "libnet/libnet_samsync.h"
  31 #include "libnet/libnet_dssync.h"
  32 #include "../libcli/security/security.h"
  33
  34 static void parse_samsync_partial_replication_objects(TALLOC_CTX *mem_ctx,
  35                                                       int argc,
  36                                                       const char **argv,
  37                                                       bool *do_single_object_replication,
  38                                                       struct samsync_object **objects,
  39                                                       uint32_t *num_objects)
  40 {
  41         int i;
  42
  43         if (argc > 0) {
  44                 *do_single_object_replication = true;
  45         }
  46
  47         for (i=0; i<argc; i++) {
  48
  49                 struct samsync_object o;
  50
  51                 ZERO_STRUCT(o);
  52
  53                 if (!StrnCaseCmp(argv[i], "user_rid=", strlen("user_rid="))) {
  54                         o.object_identifier.rid         = get_int_param(argv[i]);
  55                         o.object_type                   = NETR_DELTA_USER;
  56                         o.database_id                   = SAM_DATABASE_DOMAIN;
  57                 }
  58                 if (!StrnCaseCmp(argv[i], "group_rid=", strlen("group_rid="))) {
  59                         o.object_identifier.rid         = get_int_param(argv[i]);
  60                         o.object_type                   = NETR_DELTA_GROUP;
  61                         o.database_id                   = SAM_DATABASE_DOMAIN;
  62                 }
  63                 if (!StrnCaseCmp(argv[i], "group_member_rid=", strlen("group_member_rid="))) {
  64                         o.object_identifier.rid         = get_int_param(argv[i]);
  65                         o.object_type                   = NETR_DELTA_GROUP_MEMBER;
  66                         o.database_id                   = SAM_DATABASE_DOMAIN;
  67                 }
  68                 if (!StrnCaseCmp(argv[i], "alias_rid=", strlen("alias_rid="))) {
  69                         o.object_identifier.rid         = get_int_param(argv[i]);
  70                         o.object_type                   = NETR_DELTA_ALIAS;
  71                         o.database_id                   = SAM_DATABASE_BUILTIN;
  72                 }
  73                 if (!StrnCaseCmp(argv[i], "alias_member_rid=", strlen("alias_member_rid="))) {
  74                         o.object_identifier.rid         = get_int_param(argv[i]);
  75                         o.object_type                   = NETR_DELTA_ALIAS_MEMBER;
  76                         o.database_id                   = SAM_DATABASE_BUILTIN;
  77                 }
  78                 if (!StrnCaseCmp(argv[i], "account_sid=", strlen("account_sid="))) {
  79                         const char *sid_str = get_string_param(argv[i]);
  80                         string_to_sid(&o.object_identifier.sid, sid_str);
  81                         o.object_type                   = NETR_DELTA_ACCOUNT;
  82                         o.database_id                   = SAM_DATABASE_PRIVS;
  83                 }
  84                 if (!StrnCaseCmp(argv[i], "policy_sid=", strlen("policy_sid="))) {
  85                         const char *sid_str = get_string_param(argv[i]);
  86                         string_to_sid(&o.object_identifier.sid, sid_str);
  87                         o.object_type                   = NETR_DELTA_POLICY;
  88                         o.database_id                   = SAM_DATABASE_PRIVS;
  89                 }
  90                 if (!StrnCaseCmp(argv[i], "trustdom_sid=", strlen("trustdom_sid="))) {
  91                         const char *sid_str = get_string_param(argv[i]);
  92                         string_to_sid(&o.object_identifier.sid, sid_str);
  93                         o.object_type                   = NETR_DELTA_TRUSTED_DOMAIN;
  94                         o.database_id                   = SAM_DATABASE_PRIVS;
  95                 }
  96                 if (!StrnCaseCmp(argv[i], "secret_name=", strlen("secret_name="))) {
  97                         o.object_identifier.name        = get_string_param(argv[i]);
  98                         o.object_type                   = NETR_DELTA_SECRET;
  99                         o.database_id                   = SAM_DATABASE_PRIVS;
 100                 }
 101
 102                 if (o.object_type > 0) {
 103                         ADD_TO_ARRAY(mem_ctx, struct samsync_object, o,
 104                                      objects, num_objects);
 105                 }
 106         }
 107 }
 108
 109 /* dump sam database via samsync rpc calls */
 110 NTSTATUS rpc_samdump_internals(struct net_context *c,
 111                                 const struct dom_sid *domain_sid,
 112                                 const char *domain_name,
 113                                 struct cli_state *cli,
 114                                 struct rpc_pipe_client *pipe_hnd,
 115                                 TALLOC_CTX *mem_ctx,
 116                                 int argc,
 117                                 const char **argv)
 118 {
 119         struct samsync_context *ctx = NULL;
 120         NTSTATUS status;
 121
 122         status = libnet_samsync_init_context(mem_ctx,
 123                                              domain_sid,
 124                                              &ctx);
 125         if (!NT_STATUS_IS_OK(status)) {
 126                 return status;
 127         }
 128
 129         ctx->mode               = NET_SAMSYNC_MODE_DUMP;
 130         ctx->cli                = pipe_hnd;
 131         ctx->ops                = &libnet_samsync_display_ops;
 132         ctx->domain_name        = domain_name;
 133
 134         ctx->force_full_replication = c->opt_force_full_repl ? true : false;
 135         ctx->clean_old_entries = c->opt_clean_old_entries ? true : false;
 136
 137         parse_samsync_partial_replication_objects(ctx, argc, argv,
 138                                                   &ctx->single_object_replication,
 139                                                   &ctx->objects,
 140                                                   &ctx->num_objects);
 141
 142         libnet_samsync(SAM_DATABASE_DOMAIN, ctx);
 143
 144         libnet_samsync(SAM_DATABASE_BUILTIN, ctx);
 145
 146         libnet_samsync(SAM_DATABASE_PRIVS, ctx);
 147
 148         TALLOC_FREE(ctx);
 149
 150         return NT_STATUS_OK;
 151 }
 152
 153 /**
 154  * Basic usage function for 'net rpc vampire'
 155  *
 156  * @param c     A net_context structure
 157  * @param argc  Standard main() style argc
 158  * @param argc  Standard main() style argv.  Initial components are already
 159  *              stripped
 160  **/
 161
 162 int rpc_vampire_usage(struct net_context *c, int argc, const char **argv)
 163 {
 164         d_printf(_("net rpc vampire ([ldif [<ldif-filename>] | [keytab] "
 165                    "[<keytab-filename]) [options]\n"
 166                    "\t to pull accounts from a remote PDC where we are a BDC\n"
 167                    "\t\t no args puts accounts in local passdb from smb.conf\n"
 168                    "\t\t ldif - put accounts in ldif format (file defaults to "
 169                    "/tmp/tmp.ldif)\n"
 170                    "\t\t keytab - put account passwords in krb5 keytab "
 171                    "(defaults to system keytab)\n"));
 172
 173         net_common_flags_usage(c, argc, argv);
 174         return -1;
 175 }
 176
 177
 178 /* dump sam database via samsync rpc calls */
 179 NTSTATUS rpc_vampire_internals(struct net_context *c,
 180                                 const struct dom_sid *domain_sid,
 181                                 const char *domain_name,
 182                                 struct cli_state *cli,
 183                                 struct rpc_pipe_client *pipe_hnd,
 184                                 TALLOC_CTX *mem_ctx,
 185                                 int argc,
 186                                 const char **argv)
 187 {
 188         NTSTATUS result;
 189         struct samsync_context *ctx = NULL;
 190
 191         if (!dom_sid_equal(domain_sid, get_global_sam_sid())) {
 192                 d_printf(_("Cannot import users from %s at this time, "
 193                            "as the current domain:\n\t%s: %s\nconflicts "
 194                            "with the remote domain\n\t%s: %s\n"
 195                            "Perhaps you need to set: \n\n\tsecurity=user\n\t"
 196                            "workgroup=%s\n\n in your smb.conf?\n"),
 197                          domain_name,
 198                          get_global_sam_name(),
 199                          sid_string_dbg(get_global_sam_sid()),
 200                          domain_name,
 201                          sid_string_dbg(domain_sid),
 202                          domain_name);
 203                 return NT_STATUS_UNSUCCESSFUL;
 204         }
 205
 206         result = libnet_samsync_init_context(mem_ctx,
 207                                              domain_sid,
 208                                              &ctx);
 209         if (!NT_STATUS_IS_OK(result)) {
 210                 return result;
 211         }
 212
 213         ctx->mode               = NET_SAMSYNC_MODE_FETCH_PASSDB;
 214         ctx->cli                = pipe_hnd;
 215         ctx->ops                = &libnet_samsync_passdb_ops;
 216         ctx->domain_name        = domain_name;
 217
 218         ctx->force_full_replication = c->opt_force_full_repl ? true : false;
 219         ctx->clean_old_entries = c->opt_clean_old_entries ? true : false;
 220
 221         parse_samsync_partial_replication_objects(ctx, argc, argv,
 222                                                   &ctx->single_object_replication,
 223                                                   &ctx->objects,
 224                                                   &ctx->num_objects);
 225
 226         /* fetch domain */
 227         result = libnet_samsync(SAM_DATABASE_DOMAIN, ctx);
 228
 229         if (!NT_STATUS_IS_OK(result) && ctx->error_message) {
 230                 d_fprintf(stderr, "%s\n", ctx->error_message);
 231                 goto fail;
 232         }
 233
 234         if (ctx->result_message) {
 235                 d_fprintf(stdout, "%s\n", ctx->result_message);
 236         }
 237
 238         /* fetch builtin */
 239         ctx->domain_sid = dom_sid_dup(mem_ctx, &global_sid_Builtin);
 240         ctx->domain_sid_str = sid_string_talloc(mem_ctx, ctx->domain_sid);
 241         result = libnet_samsync(SAM_DATABASE_BUILTIN, ctx);
 242
 243         if (!NT_STATUS_IS_OK(result) && ctx->error_message) {
 244                 d_fprintf(stderr, "%s\n", ctx->error_message);
 245                 goto fail;
 246         }
 247
 248         if (ctx->result_message) {
 249                 d_fprintf(stdout, "%s\n", ctx->result_message);
 250         }
 251
 252  fail:
 253         TALLOC_FREE(ctx);
 254         return result;
 255 }
 256
 257 int rpc_vampire_passdb(struct net_context *c, int argc, const char **argv)
 258 {
 259         if (c->display_usage) {
 260                 d_printf(  "%s\n"
 261                            "net rpc vampire passdb\n"
 262                            "    %s\n",
 263                          _("Usage:"),
 264                          _("Dump remote SAM database to passdb"));
 265                 return 0;
 266         }
 267
 268         return run_rpc_command(c, NULL, &ndr_table_netlogon.syntax_id, 0,
 269                                rpc_vampire_internals, argc, argv);
 270 }
 271
 272 NTSTATUS rpc_vampire_ldif_internals(struct net_context *c,
 273                                     const struct dom_sid *domain_sid,
 274                                     const char *domain_name,
 275                                     struct cli_state *cli,
 276                                     struct rpc_pipe_client *pipe_hnd,
 277                                     TALLOC_CTX *mem_ctx,
 278                                     int argc,
 279                                     const char **argv)
 280 {
 281         NTSTATUS status;
 282         struct samsync_context *ctx = NULL;
 283
 284         status = libnet_samsync_init_context(mem_ctx,
 285                                              domain_sid,
 286                                              &ctx);
 287         if (!NT_STATUS_IS_OK(status)) {
 288                 return status;
 289         }
 290
 291         if (argc >= 1) {
 292                 ctx->output_filename = argv[0];
 293         }
 294         if (argc >= 2) {
 295                 parse_samsync_partial_replication_objects(ctx, argc-1, argv+1,
 296                                                           &ctx->single_object_replication,
 297                                                           &ctx->objects,
 298                                                           &ctx->num_objects);
 299         }
 300
 301         ctx->mode               = NET_SAMSYNC_MODE_FETCH_LDIF;
 302         ctx->cli                = pipe_hnd;
 303         ctx->ops                = &libnet_samsync_ldif_ops;
 304         ctx->domain_name        = domain_name;
 305
 306         ctx->force_full_replication = c->opt_force_full_repl ? true : false;
 307         ctx->clean_old_entries = c->opt_clean_old_entries ? true : false;
 308
 309         /* fetch domain */
 310         status = libnet_samsync(SAM_DATABASE_DOMAIN, ctx);
 311
 312         if (!NT_STATUS_IS_OK(status) && ctx->error_message) {
 313                 d_fprintf(stderr, "%s\n", ctx->error_message);
 314                 goto fail;
 315         }
 316
 317         if (ctx->result_message) {
 318                 d_fprintf(stdout, "%s\n", ctx->result_message);
 319         }
 320
 321         /* fetch builtin */
 322         ctx->domain_sid = dom_sid_dup(mem_ctx, &global_sid_Builtin);
 323         ctx->domain_sid_str = sid_string_talloc(mem_ctx, ctx->domain_sid);
 324         status = libnet_samsync(SAM_DATABASE_BUILTIN, ctx);
 325
 326         if (!NT_STATUS_IS_OK(status) && ctx->error_message) {
 327                 d_fprintf(stderr, "%s\n", ctx->error_message);
 328                 goto fail;
 329         }
 330
 331         if (ctx->result_message) {
 332                 d_fprintf(stdout, "%s\n", ctx->result_message);
 333         }
 334
 335  fail:
 336         TALLOC_FREE(ctx);
 337         return status;
 338 }
 339
 340 int rpc_vampire_ldif(struct net_context *c, int argc, const char **argv)
 341 {
 342         if (c->display_usage) {
 343                 d_printf(  "%s\n"
 344                            "net rpc vampire ldif\n"
 345                            "    %s\n",
 346                          _("Usage:"),
 347                          _("Dump remote SAM database to LDIF file or "
 348                            "stdout"));
 349                 return 0;
 350         }
 351
 352         return run_rpc_command(c, NULL, &ndr_table_netlogon.syntax_id, 0,
 353                                rpc_vampire_ldif_internals, argc, argv);
 354 }
 355
 356
 357 NTSTATUS rpc_vampire_keytab_internals(struct net_context *c,
 358                                       const struct dom_sid *domain_sid,
 359                                       const char *domain_name,
 360                                       struct cli_state *cli,
 361                                       struct rpc_pipe_client *pipe_hnd,
 362                                       TALLOC_CTX *mem_ctx,
 363                                       int argc,
 364                                       const char **argv)
 365 {
 366         NTSTATUS status;
 367         struct samsync_context *ctx = NULL;
 368
 369         status = libnet_samsync_init_context(mem_ctx,
 370                                              domain_sid,
 371                                              &ctx);
 372         if (!NT_STATUS_IS_OK(status)) {
 373                 return status;
 374         }
 375
 376         if (argc < 1) {
 377                 /* the caller should ensure that a filename is provided */
 378                 return NT_STATUS_INVALID_PARAMETER;
 379         } else {
 380                 ctx->output_filename = argv[0];
 381         }
 382         if (argc >= 2) {
 383                 parse_samsync_partial_replication_objects(ctx, argc-1, argv+1,
 384                                                           &ctx->single_object_replication,
 385                                                           &ctx->objects,
 386                                                           &ctx->num_objects);
 387         }
 388
 389         ctx->mode               = NET_SAMSYNC_MODE_FETCH_KEYTAB;
 390         ctx->cli                = pipe_hnd;
 391         ctx->ops                = &libnet_samsync_keytab_ops;
 392         ctx->domain_name        = domain_name;
 393         ctx->username           = c->opt_user_name;
 394         ctx->password           = c->opt_password;
 395
 396         ctx->force_full_replication = c->opt_force_full_repl ? true : false;
 397         ctx->clean_old_entries = c->opt_clean_old_entries ? true : false;
 398
 399         /* fetch domain */
 400         status = libnet_samsync(SAM_DATABASE_DOMAIN, ctx);
 401
 402         if (!NT_STATUS_IS_OK(status) && ctx->error_message) {
 403                 d_fprintf(stderr, "%s\n", ctx->error_message);
 404                 goto out;
 405         }
 406
 407         if (ctx->result_message) {
 408                 d_fprintf(stdout, "%s\n", ctx->result_message);
 409         }
 410
 411  out:
 412         TALLOC_FREE(ctx);
 413
 414         return status;
 415 }
 416
 417 static NTSTATUS rpc_vampire_keytab_ds_internals(struct net_context *c,
 418                                                 const struct dom_sid *domain_sid,
 419                                                 const char *domain_name,
 420                                                 struct cli_state *cli,
 421                                                 struct rpc_pipe_client *pipe_hnd,
 422                                                 TALLOC_CTX *mem_ctx,
 423                                                 int argc,
 424                                                 const char **argv)
 425 {
 426         NTSTATUS status;
 427         struct dssync_context *ctx = NULL;
 428
 429         status = libnet_dssync_init_context(mem_ctx,
 430                                             &ctx);
 431         if (!NT_STATUS_IS_OK(status)) {
 432                 return status;
 433         }
 434
 435         ctx->force_full_replication = c->opt_force_full_repl ? true : false;
 436         ctx->clean_old_entries = c->opt_clean_old_entries ? true : false;
 437
 438         if (argc < 1) {
 439                 /* the caller should ensure that a filename is provided */
 440                 return NT_STATUS_INVALID_PARAMETER;
 441         } else {
 442                 ctx->output_filename = argv[0];
 443         }
 444
 445         if (argc >= 2) {
 446                 ctx->object_dns = &argv[1];
 447                 ctx->object_count = argc - 1;
 448                 ctx->single_object_replication = c->opt_single_obj_repl ? true
 449                                                                         : false;
 450         }
 451
 452         ctx->cli                = pipe_hnd;
 453         ctx->domain_name        = domain_name;
 454         ctx->ops                = &libnet_dssync_keytab_ops;
 455
 456         status = libnet_dssync(mem_ctx, ctx);
 457         if (!NT_STATUS_IS_OK(status) && ctx->error_message) {
 458                 d_fprintf(stderr, "%s\n", ctx->error_message);
 459                 goto out;
 460         }
 461
 462         if (ctx->result_message) {
 463                 d_fprintf(stdout, "%s\n", ctx->result_message);
 464         }
 465
 466  out:
 467         TALLOC_FREE(ctx);
 468
 469         return status;
 470 }
 471
 472 /**
 473  * Basic function for 'net rpc vampire keytab'
 474  *
 475  * @param c     A net_context structure
 476  * @param argc  Standard main() style argc
 477  * @param argc  Standard main() style argv.  Initial components are already
 478  *              stripped
 479  **/
 480
 481 int rpc_vampire_keytab(struct net_context *c, int argc, const char **argv)
 482 {
 483         int ret = 0;
 484         NTSTATUS status;
 485         struct cli_state *cli = NULL;
 486         struct net_dc_info dc_info;
 487
 488         if (c->display_usage || (argc < 1)) {
 489                 d_printf("%s\n%s",
 490                          _("Usage:"),
 491                          _("net rpc vampire keytab <keytabfile>\n"
 492                            "    Dump remote SAM database to Kerberos keytab "
 493                            "file\n"));
 494                 return 0;
 495         }
 496
 497         status = net_make_ipc_connection(c, 0, &cli);
 498         if (!NT_STATUS_IS_OK(status)) {
 499                 return -1;
 500         }
 501
 502         status = net_scan_dc(c, cli, &dc_info);
 503         if (!NT_STATUS_IS_OK(status)) {
 504                 return -1;
 505         }
 506
 507         if (!dc_info.is_ad) {
 508                 printf(_("DC is not running Active Directory\n"));
 509                 ret = run_rpc_command(c, cli, &ndr_table_netlogon.syntax_id,
 510                                       0,
 511                                       rpc_vampire_keytab_internals, argc, argv);
 512                 return -1;
 513         } else {
 514                 ret = run_rpc_command(c, cli, &ndr_table_drsuapi.syntax_id,
 515                                       NET_FLAGS_SEAL | NET_FLAGS_TCP,
 516                                       rpc_vampire_keytab_ds_internals, argc, argv);
 517                 if (ret != 0 && dc_info.is_mixed_mode) {
 518                         printf(_("Fallback to NT4 vampire on Mixed-Mode AD "
 519                                  "Domain\n"));
 520                         ret = run_rpc_command(c, cli, &ndr_table_netlogon.syntax_id,
 521                                               0,
 522                                               rpc_vampire_keytab_internals, argc, argv);
 523                 }
 524         }
 525
 526         return ret;
 527 }