source/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    Modified by Volker Lendecke 2002
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 */
  23
  24 #include "includes.h"
  25 #include "../utils/net.h"
  26
  27 extern DOM_SID global_sid_Builtin;
  28
  29 static void display_group_mem_info(uint32 rid, SAM_GROUP_MEM_INFO *g)
  30 {
  31         int i;
  32         d_printf("Group mem %u: ", rid);
  33         for (i=0;i<g->num_members;i++) {
  34                 d_printf("%u ", g->rids[i]);
  35         }
  36         d_printf("\n");
  37 }
  38
  39 static void display_alias_info(uint32 rid, SAM_ALIAS_INFO *a)
  40 {
  41         d_printf("Alias '%s' ", unistr2_static(&a->uni_als_name));
  42         d_printf("desc='%s' rid=%u\n", unistr2_static(&a->uni_als_desc), a->als_rid);
  43 }
  44
  45 static void display_alias_mem(uint32 rid, SAM_ALIAS_MEM_INFO *a)
  46 {
  47         int i;
  48         d_printf("Alias rid %u: ", rid);
  49         for (i=0;i<a->num_members;i++) {
  50                 d_printf("%s ", sid_string_static(&a->sids[i].sid));
  51         }
  52         d_printf("\n");
  53 }
  54
  55 static void display_account_info(uint32 rid, SAM_ACCOUNT_INFO *a)
  56 {
  57         fstring hex_nt_passwd, hex_lm_passwd;
  58         uchar lm_passwd[16], nt_passwd[16];
  59         static uchar zero_buf[16];
  60
  61         /* Decode hashes from password hash (if they are not NULL) */
  62
  63         if (memcmp(a->pass.buf_lm_pwd, zero_buf, 16) != 0) {
  64                 sam_pwd_hash(a->user_rid, a->pass.buf_lm_pwd, lm_passwd, 0);
  65                 smbpasswd_sethexpwd(hex_lm_passwd, lm_passwd, a->acb_info);
  66         } else {
  67                 smbpasswd_sethexpwd(hex_lm_passwd, NULL, 0);
  68         }
  69
  70         if (memcmp(a->pass.buf_nt_pwd, zero_buf, 16) != 0) {
  71                 sam_pwd_hash(a->user_rid, a->pass.buf_nt_pwd, nt_passwd, 0);
  72                 smbpasswd_sethexpwd(hex_nt_passwd, nt_passwd, a->acb_info);
  73         } else {
  74                 smbpasswd_sethexpwd(hex_nt_passwd, NULL, 0);
  75         }
  76
  77         printf("%s:%d:%s:%s:%s:LCT-0\n", unistr2_static(&a->uni_acct_name),
  78                a->user_rid, hex_lm_passwd, hex_nt_passwd,
  79                smbpasswd_encode_acb_info(a->acb_info));
  80 }
  81
  82 static void display_domain_info(SAM_DOMAIN_INFO *a)
  83 {
  84         d_printf("Domain name: %s\n", unistr2_static(&a->uni_dom_name));
  85 }
  86
  87 static void display_group_info(uint32 rid, SAM_GROUP_INFO *a)
  88 {
  89         d_printf("Group '%s' ", unistr2_static(&a->uni_grp_name));
  90         d_printf("desc='%s', rid=%u\n", unistr2_static(&a->uni_grp_desc), rid);
  91 }
  92
  93 static void display_sam_entry(SAM_DELTA_HDR *hdr_delta, SAM_DELTA_CTR *delta)
  94 {
  95         switch (hdr_delta->type) {
  96         case SAM_DELTA_ACCOUNT_INFO:
  97                 display_account_info(hdr_delta->target_rid, &delta->account_info);
  98                 break;
  99         case SAM_DELTA_GROUP_MEM:
 100                 display_group_mem_info(hdr_delta->target_rid, &delta->grp_mem_info);
 101                 break;
 102         case SAM_DELTA_ALIAS_INFO:
 103                 display_alias_info(hdr_delta->target_rid, &delta->alias_info);
 104                 break;
 105         case SAM_DELTA_ALIAS_MEM:
 106                 display_alias_mem(hdr_delta->target_rid, &delta->als_mem_info);
 107                 break;
 108         case SAM_DELTA_DOMAIN_INFO:
 109                 display_domain_info(&delta->domain_info);
 110                 break;
 111         case SAM_DELTA_GROUP_INFO:
 112                 display_group_info(hdr_delta->target_rid, &delta->group_info);
 113                 break;
 114         default:
 115                 d_printf("Unknown delta record type %d\n", hdr_delta->type);
 116                 break;
 117         }
 118 }
 119
 120
 121 static void dump_database(struct cli_state *cli, unsigned db_type, DOM_CRED *ret_creds)
 122 {
 123         unsigned sync_context = 0;
 124         NTSTATUS result;
 125         int i;
 126         TALLOC_CTX *mem_ctx;
 127         SAM_DELTA_HDR *hdr_deltas;
 128         SAM_DELTA_CTR *deltas;
 129         uint32 num_deltas;
 130
 131         if (!(mem_ctx = talloc_init("dump_database"))) {
 132                 return;
 133         }
 134
 135         d_printf("Dumping database %u\n", db_type);
 136
 137         do {
 138                 result = cli_netlogon_sam_sync(cli, mem_ctx, ret_creds, db_type,
 139                                                sync_context,
 140                                                &num_deltas, &hdr_deltas, &deltas);
 141                 clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred), ret_creds);
 142                 for (i = 0; i < num_deltas; i++) {
 143                         display_sam_entry(&hdr_deltas[i], &deltas[i]);
 144                 }
 145                 sync_context += 1;
 146         } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES));
 147
 148         talloc_destroy(mem_ctx);
 149 }
 150
 151 /* dump sam database via samsync rpc calls */
 152 int rpc_samdump(int argc, const char **argv)
 153 {
 154         NTSTATUS result;
 155         struct cli_state *cli = NULL;
 156         uchar trust_password[16];
 157         DOM_CRED ret_creds;
 158         uint32 neg_flags = 0x000001ff;
 159
 160
 161         ZERO_STRUCT(ret_creds);
 162
 163         /* Connect to remote machine */
 164         if (!(cli = net_make_ipc_connection(NET_FLAGS_ANONYMOUS | NET_FLAGS_PDC))) {
 165                 return 1;
 166         }
 167
 168         if (!cli_nt_session_open(cli, PI_NETLOGON)) {
 169                 DEBUG(0,("Error connecting to NETLOGON pipe\n"));
 170                 goto fail;
 171         }
 172
 173         if (!secrets_fetch_trust_account_password(lp_workgroup(), trust_password, NULL)) {
 174                 d_printf("Could not retrieve domain trust secret\n");
 175                 goto fail;
 176         }
 177
 178         result = cli_nt_setup_creds(cli, SEC_CHAN_BDC,  trust_password, &neg_flags, 2);
 179         if (!NT_STATUS_IS_OK(result)) {
 180                 d_printf("Failed to setup BDC creds\n");
 181                 goto fail;
 182         }
 183
 184         dump_database(cli, SAM_DATABASE_DOMAIN, &ret_creds);
 185         dump_database(cli, SAM_DATABASE_BUILTIN, &ret_creds);
 186         dump_database(cli, SAM_DATABASE_PRIVS, &ret_creds);
 187
 188         cli_nt_session_close(cli);
 189
 190         return 0;
 191
 192 fail:
 193         if (cli) {
 194                 cli_nt_session_close(cli);
 195         }
 196         return -1;
 197 }
 198
 199 /* Convert a SAM_ACCOUNT_DELTA to a SAM_ACCOUNT. */
 200
 201 static NTSTATUS
 202 sam_account_from_delta(SAM_ACCOUNT *account, SAM_ACCOUNT_INFO *delta)
 203 {
 204         fstring s;
 205         uchar lm_passwd[16], nt_passwd[16];
 206         static uchar zero_buf[16];
 207
 208         /* Username, fullname, home dir, dir drive, logon script, acct
 209            desc, workstations, profile. */
 210
 211         unistr2_to_ascii(s, &delta->uni_acct_name, sizeof(s) - 1);
 212         pdb_set_nt_username(account, s, PDB_CHANGED);
 213
 214         /* Unix username is the same - for sainity */
 215         pdb_set_username(account, s, PDB_CHANGED);
 216
 217         unistr2_to_ascii(s, &delta->uni_full_name, sizeof(s) - 1);
 218         pdb_set_fullname(account, s, PDB_CHANGED);
 219
 220         unistr2_to_ascii(s, &delta->uni_home_dir, sizeof(s) - 1);
 221         pdb_set_homedir(account, s, PDB_CHANGED);
 222
 223         unistr2_to_ascii(s, &delta->uni_dir_drive, sizeof(s) - 1);
 224         pdb_set_dir_drive(account, s, PDB_CHANGED);
 225
 226         unistr2_to_ascii(s, &delta->uni_logon_script, sizeof(s) - 1);
 227         pdb_set_logon_script(account, s, PDB_CHANGED);
 228
 229         unistr2_to_ascii(s, &delta->uni_acct_desc, sizeof(s) - 1);
 230         pdb_set_acct_desc(account, s, PDB_CHANGED);
 231
 232         unistr2_to_ascii(s, &delta->uni_workstations, sizeof(s) - 1);
 233         pdb_set_workstations(account, s, PDB_CHANGED);
 234
 235         unistr2_to_ascii(s, &delta->uni_profile, sizeof(s) - 1);
 236         pdb_set_profile_path(account, s, PDB_CHANGED);
 237
 238         /* User and group sid */
 239
 240         pdb_set_user_sid_from_rid(account, delta->user_rid, PDB_CHANGED);
 241         pdb_set_group_sid_from_rid(account, delta->group_rid, PDB_CHANGED);
 242
 243         /* Logon and password information */
 244
 245         pdb_set_logon_time(account, nt_time_to_unix(&delta->logon_time), PDB_CHANGED);
 246         pdb_set_logoff_time(account, nt_time_to_unix(&delta->logoff_time),
 247                             PDB_CHANGED);
 248         pdb_set_logon_divs(account, delta->logon_divs, PDB_CHANGED);
 249
 250         /* TODO: logon hours */
 251         /* TODO: bad password count */
 252         /* TODO: logon count */
 253
 254         pdb_set_pass_last_set_time(
 255                 account, nt_time_to_unix(&delta->pwd_last_set_time), PDB_CHANGED);
 256
 257         pdb_set_kickoff_time(account, get_time_t_max(), PDB_CHANGED);
 258
 259         /* Decode hashes from password hash
 260            Note that win2000 may send us all zeros for the hashes if it doesn't
 261            think this channel is secure enough - don't set the passwords at all
 262            in that case
 263          */
 264         if (memcmp(delta->pass.buf_lm_pwd, zero_buf, 16) != 0) {
 265                 sam_pwd_hash(delta->user_rid, delta->pass.buf_lm_pwd, lm_passwd, 0);
 266                 pdb_set_lanman_passwd(account, lm_passwd, PDB_CHANGED);
 267         }
 268
 269         if (memcmp(delta->pass.buf_nt_pwd, zero_buf, 16) != 0) {
 270                 sam_pwd_hash(delta->user_rid, delta->pass.buf_nt_pwd, nt_passwd, 0);
 271                 pdb_set_nt_passwd(account, nt_passwd, PDB_CHANGED);
 272         }
 273
 274         /* TODO: account expiry time */
 275
 276         pdb_set_acct_ctrl(account, delta->acb_info, PDB_CHANGED);
 277         return NT_STATUS_OK;
 278 }
 279
 280 static NTSTATUS
 281 fetch_account_info(uint32 rid, SAM_ACCOUNT_INFO *delta)
 282 {
 283         NTSTATUS nt_ret;
 284         fstring account;
 285         pstring add_script;
 286         SAM_ACCOUNT *sam_account=NULL;
 287         GROUP_MAP map;
 288         struct group *grp;
 289         DOM_SID sid;
 290         BOOL try_add = False;
 291
 292         fstrcpy(account, unistr2_static(&delta->uni_acct_name));
 293         d_printf("Creating account: %s\n", account);
 294
 295         if (!NT_STATUS_IS_OK(nt_ret = pdb_init_sam(&sam_account)))
 296                 return nt_ret;
 297
 298         if (!pdb_getsampwnam(sam_account, account)) {
 299                 /* Create appropriate user */
 300                 if (delta->acb_info & ACB_NORMAL) {
 301                         pstrcpy(add_script, lp_adduser_script());
 302                 } else if ( (delta->acb_info & ACB_WSTRUST) ||
 303                             (delta->acb_info & ACB_SVRTRUST) ) {
 304                         pstrcpy(add_script, lp_addmachine_script());
 305                 } else {
 306                         DEBUG(1, ("Unknown user type: %s\n",
 307                                   smbpasswd_encode_acb_info(delta->acb_info)));
 308                         pdb_free_sam(&sam_account);
 309                         return NT_STATUS_NO_SUCH_USER;
 310                 }
 311                 if (*add_script) {
 312                         int add_ret;
 313                         all_string_sub(add_script, "%u", account,
 314                                        sizeof(account));
 315                         add_ret = smbrun(add_script,NULL);
 316                         DEBUG(1,("fetch_account: Running the command `%s' "
 317                                  "gave %d\n", add_script, add_ret));
 318                 }
 319
 320                 if (!pdb_getsampwnam(sam_account, account)) {
 321                         try_add = True;
 322                         /* still not there, hope the backend likes NUAs */
 323                 }
 324         }
 325
 326         sam_account_from_delta(sam_account, delta);
 327
 328         if (try_add) {
 329                 if (!pdb_add_sam_account(sam_account)) {
 330                         DEBUG(1, ("SAM Account for %s failed to be added to the passdb!\n",
 331                                   account));
 332                 }
 333         } else {
 334                 if (!pdb_update_sam_account(sam_account)) {
 335                         DEBUG(1, ("SAM Account for %s failed to be updated in the passdb!\n",
 336                                   account));
 337                 }
 338         }
 339
 340         sid = *pdb_get_group_sid(sam_account);
 341
 342         if (!pdb_getgrsid(&map, sid, False)) {
 343                 DEBUG(0, ("Primary group of %s has no mapping!\n",
 344                           pdb_get_username(sam_account)));
 345                 pdb_free_sam(&sam_account);
 346                 return NT_STATUS_NO_SUCH_GROUP;
 347         }
 348
 349         if (!(grp = getgrgid(map.gid))) {
 350                 DEBUG(0, ("Could not find unix group %d for user %s (group SID=%s)\n",
 351                           map.gid, pdb_get_username(sam_account), sid_string_static(&sid)));
 352                 pdb_free_sam(&sam_account);
 353                 return NT_STATUS_NO_SUCH_GROUP;
 354         }
 355
 356         smb_set_primary_group(grp->gr_name, pdb_get_username(sam_account));
 357
 358         pdb_free_sam(&sam_account);
 359         return NT_STATUS_OK;
 360 }
 361
 362 static NTSTATUS
 363 fetch_group_info(uint32 rid, SAM_GROUP_INFO *delta)
 364 {
 365         fstring name;
 366         fstring comment;
 367         struct group *grp = NULL;
 368         DOM_SID group_sid;
 369         fstring sid_string;
 370         GROUP_MAP map;
 371         BOOL insert = True;
 372
 373         unistr2_to_ascii(name, &delta->uni_grp_name, sizeof(name)-1);
 374         unistr2_to_ascii(comment, &delta->uni_grp_desc, sizeof(comment)-1);
 375
 376         /* add the group to the mapping table */
 377         sid_copy(&group_sid, get_global_sam_sid());
 378         sid_append_rid(&group_sid, rid);
 379         sid_to_string(sid_string, &group_sid);
 380
 381         if (pdb_getgrsid(&map, group_sid, False)) {
 382                 grp = getgrgid(map.gid);
 383                 insert = False;
 384         }
 385
 386         if (grp == NULL)
 387         {
 388                 gid_t gid;
 389
 390                 /* No group found from mapping, find it from its name. */
 391                 if ((grp = getgrnam(name)) == NULL) {
 392                                 /* No appropriate group found, create one */
 393                         d_printf("Creating unix group: '%s'\n", name);
 394                         if (smb_create_group(name, &gid) != 0)
 395                                 return NT_STATUS_ACCESS_DENIED;
 396                         if ((grp = getgrgid(gid)) == NULL)
 397                                 return NT_STATUS_ACCESS_DENIED;
 398                 }
 399         }
 400
 401         map.gid = grp->gr_gid;
 402         map.sid = group_sid;
 403         map.sid_name_use = SID_NAME_DOM_GRP;
 404         fstrcpy(map.nt_name, name);
 405         fstrcpy(map.comment, comment);
 406
 407         map.priv_set.count = 0;
 408         map.priv_set.set = NULL;
 409
 410         if (insert)
 411                 pdb_add_group_mapping_entry(&map);
 412         else
 413                 pdb_update_group_mapping_entry(&map);
 414
 415         return NT_STATUS_OK;
 416 }
 417
 418 static NTSTATUS
 419 fetch_group_mem_info(uint32 rid, SAM_GROUP_MEM_INFO *delta)
 420 {
 421         int i;
 422         TALLOC_CTX *t = NULL;
 423         char **nt_members = NULL;
 424         char **unix_members;
 425         DOM_SID group_sid;
 426         GROUP_MAP map;
 427         struct group *grp;
 428
 429         if (delta->num_members == 0) {
 430                 return NT_STATUS_OK;
 431         }
 432
 433         sid_copy(&group_sid, get_global_sam_sid());
 434         sid_append_rid(&group_sid, rid);
 435
 436         if (!get_domain_group_from_sid(group_sid, &map, False)) {
 437                 DEBUG(0, ("Could not find global group %d\n", rid));
 438                 return NT_STATUS_NO_SUCH_GROUP;
 439         }
 440
 441         if (!(grp = getgrgid(map.gid))) {
 442                 DEBUG(0, ("Could not find unix group %d\n", map.gid));
 443                 return NT_STATUS_NO_SUCH_GROUP;
 444         }
 445
 446         d_printf("Group members of %s: ", grp->gr_name);
 447
 448         if (!(t = talloc_init("fetch_group_mem_info"))) {
 449                 DEBUG(0, ("could not talloc_init\n"));
 450                 return NT_STATUS_NO_MEMORY;
 451         }
 452
 453         nt_members = talloc_zero(t, sizeof(char *) * delta->num_members);
 454
 455         for (i=0; i<delta->num_members; i++) {
 456                 NTSTATUS nt_status;
 457                 SAM_ACCOUNT *member = NULL;
 458                 DOM_SID member_sid;
 459
 460                 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(t, &member))) {
 461                         talloc_destroy(t);
 462                         return nt_status;
 463                 }
 464
 465                 sid_copy(&member_sid, get_global_sam_sid());
 466                 sid_append_rid(&member_sid, delta->rids[i]);
 467
 468                 if (!pdb_getsampwsid(member, &member_sid)) {
 469                         DEBUG(1, ("Found bogus group member: %d (member_sid=%s group=%s)\n",
 470                                   delta->rids[i], sid_string_static(&member_sid), grp->gr_name));
 471                         pdb_free_sam(&member);
 472                         continue;
 473                 }
 474
 475                 if (pdb_get_group_rid(member) == rid) {
 476                         d_printf("%s(primary),", pdb_get_username(member));
 477                         pdb_free_sam(&member);
 478                         continue;
 479                 }
 480
 481                 d_printf("%s,", pdb_get_username(member));
 482                 nt_members[i] = talloc_strdup(t, pdb_get_username(member));
 483                 pdb_free_sam(&member);
 484         }
 485
 486         d_printf("\n");
 487
 488         unix_members = grp->gr_mem;
 489
 490         while (*unix_members) {
 491                 BOOL is_nt_member = False;
 492                 for (i=0; i<delta->num_members; i++) {
 493                         if (nt_members[i] == NULL) {
 494                                 /* This was a primary group */
 495                                 continue;
 496                         }
 497
 498                         if (strcmp(*unix_members, nt_members[i]) == 0) {
 499                                 is_nt_member = True;
 500                                 break;
 501                         }
 502                 }
 503                 if (!is_nt_member) {
 504                         /* We look at a unix group member that is not
 505                            an nt group member. So, remove it. NT is
 506                            boss here. */
 507                         smb_delete_user_group(grp->gr_name, *unix_members);
 508                 }
 509                 unix_members += 1;
 510         }
 511
 512         for (i=0; i<delta->num_members; i++) {
 513                 BOOL is_unix_member = False;
 514
 515                 if (nt_members[i] == NULL) {
 516                         /* This was the primary group */
 517                         continue;
 518                 }
 519
 520                 unix_members = grp->gr_mem;
 521
 522                 while (*unix_members) {
 523                         if (strcmp(*unix_members, nt_members[i]) == 0) {
 524                                 is_unix_member = True;
 525                                 break;
 526                         }
 527                         unix_members += 1;
 528                 }
 529
 530                 if (!is_unix_member) {
 531                         /* We look at a nt group member that is not a
 532                            unix group member currently. So, add the nt
 533                            group member. */
 534                         smb_add_user_group(grp->gr_name, nt_members[i]);
 535                 }
 536         }
 537
 538         talloc_destroy(t);
 539         return NT_STATUS_OK;
 540 }
 541
 542 static NTSTATUS fetch_alias_info(uint32 rid, SAM_ALIAS_INFO *delta,
 543                                  DOM_SID dom_sid)
 544 {
 545         fstring name;
 546         fstring comment;
 547         struct group *grp = NULL;
 548         DOM_SID alias_sid;
 549         fstring sid_string;
 550         GROUP_MAP map;
 551         BOOL insert = True;
 552
 553         unistr2_to_ascii(name, &delta->uni_als_name, sizeof(name)-1);
 554         unistr2_to_ascii(comment, &delta->uni_als_desc, sizeof(comment)-1);
 555
 556         /* Find out whether the group is already mapped */
 557         sid_copy(&alias_sid, &dom_sid);
 558         sid_append_rid(&alias_sid, rid);
 559         sid_to_string(sid_string, &alias_sid);
 560
 561         if (pdb_getgrsid(&map, alias_sid, False)) {
 562                 grp = getgrgid(map.gid);
 563                 insert = False;
 564         }
 565
 566         if (grp == NULL) {
 567                 gid_t gid;
 568
 569                 /* No group found from mapping, find it from its name. */
 570                 if ((grp = getgrnam(name)) == NULL) {
 571                                 /* No appropriate group found, create one */
 572                         d_printf("Creating unix group: '%s'\n", name);
 573                         if (smb_create_group(name, &gid) != 0)
 574                                 return NT_STATUS_ACCESS_DENIED;
 575                         if ((grp = getgrgid(gid)) == NULL)
 576                                 return NT_STATUS_ACCESS_DENIED;
 577                 }
 578         }
 579
 580         map.gid = grp->gr_gid;
 581         map.sid = alias_sid;
 582
 583         if (sid_equal(&dom_sid, &global_sid_Builtin))
 584                 map.sid_name_use = SID_NAME_WKN_GRP;
 585         else
 586                 map.sid_name_use = SID_NAME_ALIAS;
 587
 588         fstrcpy(map.nt_name, name);
 589         fstrcpy(map.comment, comment);
 590
 591         map.priv_set.count = 0;
 592         map.priv_set.set = NULL;
 593
 594         if (insert)
 595                 pdb_add_group_mapping_entry(&map);
 596         else
 597                 pdb_update_group_mapping_entry(&map);
 598
 599         return NT_STATUS_OK;
 600 }
 601
 602 static NTSTATUS
 603 fetch_alias_mem(uint32 rid, SAM_ALIAS_MEM_INFO *delta, DOM_SID dom_sid)
 604 {
 605
 606         return NT_STATUS_OK;
 607 }
 608
 609 static void
 610 fetch_sam_entry(SAM_DELTA_HDR *hdr_delta, SAM_DELTA_CTR *delta,
 611                 DOM_SID dom_sid)
 612 {
 613         switch(hdr_delta->type) {
 614         case SAM_DELTA_ACCOUNT_INFO:
 615                 fetch_account_info(hdr_delta->target_rid,
 616                                    &delta->account_info);
 617                 break;
 618         case SAM_DELTA_GROUP_INFO:
 619                 fetch_group_info(hdr_delta->target_rid,
 620                                  &delta->group_info);
 621                 break;
 622         case SAM_DELTA_GROUP_MEM:
 623                 fetch_group_mem_info(hdr_delta->target_rid,
 624                                      &delta->grp_mem_info);
 625                 break;
 626         case SAM_DELTA_ALIAS_INFO:
 627                 fetch_alias_info(hdr_delta->target_rid,
 628                                  &delta->alias_info, dom_sid);
 629                 break;
 630         case SAM_DELTA_ALIAS_MEM:
 631                 fetch_alias_mem(hdr_delta->target_rid,
 632                                 &delta->als_mem_info, dom_sid);
 633                 break;
 634         default:
 635                 d_printf("Unknown delta record type %d\n", hdr_delta->type);
 636                 break;
 637         }
 638 }
 639
 640 static void
 641 fetch_database(struct cli_state *cli, unsigned db_type, DOM_CRED *ret_creds,
 642                DOM_SID dom_sid)
 643 {
 644         unsigned sync_context = 0;
 645         NTSTATUS result;
 646         int i;
 647         TALLOC_CTX *mem_ctx;
 648         SAM_DELTA_HDR *hdr_deltas;
 649         SAM_DELTA_CTR *deltas;
 650         uint32 num_deltas;
 651
 652         if (!(mem_ctx = talloc_init("fetch_database"))) {
 653                 return;
 654         }
 655
 656         d_printf("Fetching database %u\n", db_type);
 657
 658         do {
 659                 result = cli_netlogon_sam_sync(cli, mem_ctx, ret_creds,
 660                                                db_type, sync_context,
 661                                                &num_deltas,
 662                                                &hdr_deltas, &deltas);
 663                 clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred),
 664                                      ret_creds);
 665                 for (i = 0; i < num_deltas; i++) {
 666                         fetch_sam_entry(&hdr_deltas[i], &deltas[i], dom_sid);
 667                 }
 668                 sync_context += 1;
 669         } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES));
 670
 671         talloc_destroy(mem_ctx);
 672 }
 673
 674 /* dump sam database via samsync rpc calls */
 675 int rpc_vampire(int argc, const char **argv)
 676 {
 677         NTSTATUS result;
 678         struct cli_state *cli = NULL;
 679         uchar trust_password[16];
 680         DOM_CRED ret_creds;
 681         uint32 neg_flags = 0x000001ff;
 682         DOM_SID dom_sid;
 683
 684         ZERO_STRUCT(ret_creds);
 685
 686         /* Connect to remote machine */
 687         if (!(cli = net_make_ipc_connection(NET_FLAGS_ANONYMOUS |
 688                                             NET_FLAGS_PDC))) {
 689                 return 1;
 690         }
 691
 692         if (!cli_nt_session_open(cli, PI_NETLOGON)) {
 693                 DEBUG(0,("Error connecting to NETLOGON pipe\n"));
 694                 goto fail;
 695         }
 696
 697         if (!secrets_fetch_trust_account_password(lp_workgroup(),
 698                                                   trust_password, NULL)) {
 699                 d_printf("Could not retrieve domain trust secret\n");
 700                 goto fail;
 701         }
 702
 703         result = cli_nt_setup_creds(cli, SEC_CHAN_BDC,  trust_password,
 704                                     &neg_flags, 2);
 705         if (!NT_STATUS_IS_OK(result)) {
 706                 d_printf("Failed to setup BDC creds\n");
 707                 goto fail;
 708         }
 709
 710         dom_sid = *get_global_sam_sid();
 711         fetch_database(cli, SAM_DATABASE_DOMAIN, &ret_creds, dom_sid);
 712
 713         sid_copy(&dom_sid, &global_sid_Builtin);
 714         fetch_database(cli, SAM_DATABASE_BUILTIN, &ret_creds, dom_sid);
 715
 716         /* Currently we crash on PRIVS somewhere in unmarshalling */
 717         /* Dump_database(cli, SAM_DATABASE_PRIVS, &ret_creds); */
 718
 719         cli_nt_session_close(cli);
 720
 721         return 0;
 722
 723 fail:
 724         if (cli) {
 725                 cli_nt_session_close(cli);
 726         }
 727         return -1;
 728 }