source3/libnet/libnet_samsync_passdb.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 "libnet/libnet_samsync.h"
  28 #include "../libcli/security/dom_sid.h"
  29
  30 /* Convert a struct samu_DELTA to a struct samu. */
  31 #define STRING_CHANGED (old_string && !new_string) ||\
  32                     (!old_string && new_string) ||\
  33                 (old_string && new_string && (strcmp(old_string, new_string) != 0))
  34
  35 #define STRING_CHANGED_NC(s1,s2) ((s1) && !(s2)) ||\
  36                     (!(s1) && (s2)) ||\
  37                 ((s1) && (s2) && (strcmp((s1), (s2)) != 0))
  38
  39 /****************************************************************
  40 ****************************************************************/
  41
  42 static NTSTATUS sam_account_from_delta(struct samu *account,
  43                                        struct netr_DELTA_USER *r)
  44 {
  45         const char *old_string, *new_string;
  46         time_t unix_time, stored_time;
  47         uchar zero_buf[16];
  48
  49         memset(zero_buf, '\0', sizeof(zero_buf));
  50
  51         /* Username, fullname, home dir, dir drive, logon script, acct
  52            desc, workstations, profile. */
  53
  54         if (r->account_name.string) {
  55                 old_string = pdb_get_nt_username(account);
  56                 new_string = r->account_name.string;
  57
  58                 if (STRING_CHANGED) {
  59                         pdb_set_nt_username(account, new_string, PDB_CHANGED);
  60                 }
  61
  62                 /* Unix username is the same - for sanity */
  63                 old_string = pdb_get_username( account );
  64                 if (STRING_CHANGED) {
  65                         pdb_set_username(account, new_string, PDB_CHANGED);
  66                 }
  67         }
  68
  69         if (r->full_name.string) {
  70                 old_string = pdb_get_fullname(account);
  71                 new_string = r->full_name.string;
  72
  73                 if (STRING_CHANGED)
  74                         pdb_set_fullname(account, new_string, PDB_CHANGED);
  75         }
  76
  77         if (r->home_directory.string) {
  78                 old_string = pdb_get_homedir(account);
  79                 new_string = r->home_directory.string;
  80
  81                 if (STRING_CHANGED)
  82                         pdb_set_homedir(account, new_string, PDB_CHANGED);
  83         }
  84
  85         if (r->home_drive.string) {
  86                 old_string = pdb_get_dir_drive(account);
  87                 new_string = r->home_drive.string;
  88
  89                 if (STRING_CHANGED)
  90                         pdb_set_dir_drive(account, new_string, PDB_CHANGED);
  91         }
  92
  93         if (r->logon_script.string) {
  94                 old_string = pdb_get_logon_script(account);
  95                 new_string = r->logon_script.string;
  96
  97                 if (STRING_CHANGED)
  98                         pdb_set_logon_script(account, new_string, PDB_CHANGED);
  99         }
 100
 101         if (r->description.string) {
 102                 old_string = pdb_get_acct_desc(account);
 103                 new_string = r->description.string;
 104
 105                 if (STRING_CHANGED)
 106                         pdb_set_acct_desc(account, new_string, PDB_CHANGED);
 107         }
 108
 109         if (r->workstations.string) {
 110                 old_string = pdb_get_workstations(account);
 111                 new_string = r->workstations.string;
 112
 113                 if (STRING_CHANGED)
 114                         pdb_set_workstations(account, new_string, PDB_CHANGED);
 115         }
 116
 117         if (r->profile_path.string) {
 118                 old_string = pdb_get_profile_path(account);
 119                 new_string = r->profile_path.string;
 120
 121                 if (STRING_CHANGED)
 122                         pdb_set_profile_path(account, new_string, PDB_CHANGED);
 123         }
 124
 125         if (r->parameters.array) {
 126                 DATA_BLOB mung;
 127                 char *newstr;
 128                 old_string = pdb_get_munged_dial(account);
 129                 mung.length = r->parameters.length * 2;
 130                 mung.data = (uint8_t *) r->parameters.array;
 131                 newstr = (mung.length == 0) ? NULL :
 132                         base64_encode_data_blob(talloc_tos(), mung);
 133
 134                 if (STRING_CHANGED_NC(old_string, newstr))
 135                         pdb_set_munged_dial(account, newstr, PDB_CHANGED);
 136                 TALLOC_FREE(newstr);
 137         }
 138
 139         /* User and group sid */
 140         if (pdb_get_user_rid(account) != r->rid)
 141                 pdb_set_user_sid_from_rid(account, r->rid, PDB_CHANGED);
 142         if (pdb_get_group_rid(account) != r->primary_gid)
 143                 pdb_set_group_sid_from_rid(account, r->primary_gid, PDB_CHANGED);
 144
 145         /* Logon and password information */
 146         if (!nt_time_is_zero(&r->last_logon)) {
 147                 unix_time = nt_time_to_unix(r->last_logon);
 148                 stored_time = pdb_get_logon_time(account);
 149                 if (stored_time != unix_time)
 150                         pdb_set_logon_time(account, unix_time, PDB_CHANGED);
 151         }
 152
 153         if (!nt_time_is_zero(&r->last_logoff)) {
 154                 unix_time = nt_time_to_unix(r->last_logoff);
 155                 stored_time = pdb_get_logoff_time(account);
 156                 if (stored_time != unix_time)
 157                         pdb_set_logoff_time(account, unix_time,PDB_CHANGED);
 158         }
 159
 160         /* Logon Divs */
 161         if (pdb_get_logon_divs(account) != r->logon_hours.units_per_week)
 162                 pdb_set_logon_divs(account, r->logon_hours.units_per_week, PDB_CHANGED);
 163
 164 #if 0
 165         /* no idea what to do with this one - gd */
 166         /* Max Logon Hours */
 167         if (delta->unknown1 != pdb_get_unknown_6(account)) {
 168                 pdb_set_unknown_6(account, delta->unknown1, PDB_CHANGED);
 169         }
 170 #endif
 171         /* Logon Hours Len */
 172         if (r->logon_hours.units_per_week/8 != pdb_get_hours_len(account)) {
 173                 pdb_set_hours_len(account, r->logon_hours.units_per_week/8, PDB_CHANGED);
 174         }
 175
 176         /* Logon Hours */
 177         if (r->logon_hours.bits) {
 178                 char oldstr[44], newstr[44];
 179                 pdb_sethexhours(oldstr, pdb_get_hours(account));
 180                 pdb_sethexhours(newstr, r->logon_hours.bits);
 181                 if (!strequal(oldstr, newstr))
 182                         pdb_set_hours(account, r->logon_hours.bits, PDB_CHANGED);
 183         }
 184
 185         if (pdb_get_bad_password_count(account) != r->bad_password_count)
 186                 pdb_set_bad_password_count(account, r->bad_password_count, PDB_CHANGED);
 187
 188         if (pdb_get_logon_count(account) != r->logon_count)
 189                 pdb_set_logon_count(account, r->logon_count, PDB_CHANGED);
 190
 191         if (!nt_time_is_zero(&r->last_password_change)) {
 192                 unix_time = nt_time_to_unix(r->last_password_change);
 193                 stored_time = pdb_get_pass_last_set_time(account);
 194                 if (stored_time != unix_time)
 195                         pdb_set_pass_last_set_time(account, unix_time, PDB_CHANGED);
 196         } else {
 197                 /* no last set time, make it now */
 198                 pdb_set_pass_last_set_time(account, time(NULL), PDB_CHANGED);
 199         }
 200
 201         if (!nt_time_is_zero(&r->acct_expiry)) {
 202                 unix_time = nt_time_to_unix(r->acct_expiry);
 203                 stored_time = pdb_get_kickoff_time(account);
 204                 if (stored_time != unix_time)
 205                         pdb_set_kickoff_time(account, unix_time, PDB_CHANGED);
 206         }
 207
 208         /* Decode hashes from password hash
 209            Note that win2000 may send us all zeros for the hashes if it doesn't
 210            think this channel is secure enough - don't set the passwords at all
 211            in that case
 212         */
 213         if (memcmp(r->lmpassword.hash, zero_buf, 16) != 0) {
 214                 pdb_set_lanman_passwd(account, r->lmpassword.hash, PDB_CHANGED);
 215         }
 216
 217         if (memcmp(r->ntpassword.hash, zero_buf, 16) != 0) {
 218                 pdb_set_nt_passwd(account, r->ntpassword.hash, PDB_CHANGED);
 219         }
 220
 221         /* TODO: account expiry time */
 222
 223         pdb_set_acct_ctrl(account, r->acct_flags, PDB_CHANGED);
 224
 225         pdb_set_domain(account, lp_workgroup(), PDB_CHANGED);
 226
 227         return NT_STATUS_OK;
 228 }
 229
 230
 231 /****************************************************************
 232 ****************************************************************/
 233
 234 static NTSTATUS smb_create_user(TALLOC_CTX *mem_ctx,
 235                                 uint32_t acct_flags,
 236                                 const char *account,
 237                                 struct passwd **passwd_p)
 238 {
 239         struct passwd *passwd;
 240         char *add_script = NULL;
 241
 242         passwd = Get_Pwnam_alloc(mem_ctx, account);
 243         if (passwd) {
 244                 *passwd_p = passwd;
 245                 return NT_STATUS_OK;
 246         }
 247
 248         /* Create appropriate user */
 249         if (acct_flags & ACB_NORMAL) {
 250                 add_script = talloc_strdup(mem_ctx, lp_adduser_script());
 251         } else if ( (acct_flags & ACB_WSTRUST) ||
 252                     (acct_flags & ACB_SVRTRUST) ||
 253                     (acct_flags & ACB_DOMTRUST) ) {
 254                 add_script = talloc_strdup(mem_ctx, lp_addmachine_script());
 255         } else {
 256                 DEBUG(1, ("Unknown user type: %s\n",
 257                           pdb_encode_acct_ctrl(acct_flags, NEW_PW_FORMAT_SPACE_PADDED_LEN)));
 258                 return NT_STATUS_UNSUCCESSFUL;
 259         }
 260
 261         if (!add_script) {
 262                 return NT_STATUS_NO_MEMORY;
 263         }
 264
 265         if (*add_script) {
 266                 int add_ret;
 267                 add_script = talloc_all_string_sub(mem_ctx, add_script,
 268                                                    "%u", account);
 269                 if (!add_script) {
 270                         return NT_STATUS_NO_MEMORY;
 271                 }
 272                 add_ret = smbrun(add_script, NULL);
 273                 DEBUG(add_ret ? 0 : 1,("fetch_account: Running the command `%s' "
 274                          "gave %d\n", add_script, add_ret));
 275                 if (add_ret == 0) {
 276                         smb_nscd_flush_user_cache();
 277                 }
 278         }
 279
 280         /* try and find the possible unix account again */
 281         passwd = Get_Pwnam_alloc(mem_ctx, account);
 282         if (!passwd) {
 283                 return NT_STATUS_NO_SUCH_USER;
 284         }
 285
 286         *passwd_p = passwd;
 287
 288         return NT_STATUS_OK;
 289 }
 290 /****************************************************************
 291 ****************************************************************/
 292
 293 static NTSTATUS fetch_account_info(TALLOC_CTX *mem_ctx,
 294                                    uint32_t rid,
 295                                    struct netr_DELTA_USER *r)
 296 {
 297
 298         NTSTATUS nt_ret = NT_STATUS_UNSUCCESSFUL;
 299         fstring account;
 300         struct samu *sam_account=NULL;
 301         GROUP_MAP map;
 302         struct group *grp;
 303         struct dom_sid user_sid;
 304         struct dom_sid group_sid;
 305         struct passwd *passwd = NULL;
 306         fstring sid_string;
 307
 308         fstrcpy(account, r->account_name.string);
 309         d_printf("Creating account: %s\n", account);
 310
 311         if ( !(sam_account = samu_new(mem_ctx)) ) {
 312                 return NT_STATUS_NO_MEMORY;
 313         }
 314
 315         nt_ret = smb_create_user(sam_account, r->acct_flags, account, &passwd);
 316         if (!NT_STATUS_IS_OK(nt_ret)) {
 317                 d_fprintf(stderr, "Could not create posix account info for '%s'\n",
 318                         account);
 319                 goto done;
 320         }
 321
 322         sid_compose(&user_sid, get_global_sam_sid(), r->rid);
 323
 324         DEBUG(3, ("Attempting to find SID %s for user %s in the passdb\n",
 325                   sid_to_fstring(sid_string, &user_sid), account));
 326         if (!pdb_getsampwsid(sam_account, &user_sid)) {
 327                 sam_account_from_delta(sam_account, r);
 328                 DEBUG(3, ("Attempting to add user SID %s for user %s in the passdb\n",
 329                           sid_to_fstring(sid_string, &user_sid),
 330                           pdb_get_username(sam_account)));
 331                 if (!NT_STATUS_IS_OK(pdb_add_sam_account(sam_account))) {
 332                         DEBUG(1, ("SAM Account for %s failed to be added to the passdb!\n",
 333                                   account));
 334                         return NT_STATUS_ACCESS_DENIED;
 335                 }
 336         } else {
 337                 sam_account_from_delta(sam_account, r);
 338                 DEBUG(3, ("Attempting to update user SID %s for user %s in the passdb\n",
 339                           sid_to_fstring(sid_string, &user_sid),
 340                           pdb_get_username(sam_account)));
 341                 if (!NT_STATUS_IS_OK(pdb_update_sam_account(sam_account))) {
 342                         DEBUG(1, ("SAM Account for %s failed to be updated in the passdb!\n",
 343                                   account));
 344                         TALLOC_FREE(sam_account);
 345                         return NT_STATUS_ACCESS_DENIED;
 346                 }
 347         }
 348
 349         if (pdb_get_group_sid(sam_account) == NULL) {
 350                 return NT_STATUS_UNSUCCESSFUL;
 351         }
 352
 353         group_sid = *pdb_get_group_sid(sam_account);
 354
 355         if (!pdb_getgrsid(&map, group_sid)) {
 356                 DEBUG(0, ("Primary group of %s has no mapping!\n",
 357                           pdb_get_username(sam_account)));
 358         } else {
 359                 if (map.gid != passwd->pw_gid) {
 360                         if (!(grp = getgrgid(map.gid))) {
 361                                 DEBUG(0, ("Could not find unix group %lu for user %s (group SID=%s)\n",
 362                                           (unsigned long)map.gid, pdb_get_username(sam_account), sid_string_tos(&group_sid)));
 363                         } else {
 364                                 smb_set_primary_group(grp->gr_name, pdb_get_username(sam_account));
 365                         }
 366                 }
 367         }
 368
 369         if ( !passwd ) {
 370                 DEBUG(1, ("No unix user for this account (%s), cannot adjust mappings\n",
 371                         pdb_get_username(sam_account)));
 372         }
 373
 374  done:
 375         TALLOC_FREE(sam_account);
 376         return nt_ret;
 377 }
 378
 379 /****************************************************************
 380 ****************************************************************/
 381
 382 static NTSTATUS fetch_group_info(TALLOC_CTX *mem_ctx,
 383                                  uint32_t rid,
 384                                  struct netr_DELTA_GROUP *r)
 385 {
 386         fstring name;
 387         fstring comment;
 388         struct group *grp = NULL;
 389         struct dom_sid group_sid;
 390         fstring sid_string;
 391         GROUP_MAP map;
 392         bool insert = true;
 393
 394         fstrcpy(name, r->group_name.string);
 395         fstrcpy(comment, r->description.string);
 396
 397         /* add the group to the mapping table */
 398         sid_compose(&group_sid, get_global_sam_sid(), rid);
 399         sid_to_fstring(sid_string, &group_sid);
 400
 401         if (pdb_getgrsid(&map, group_sid)) {
 402                 if ( map.gid != -1 )
 403                         grp = getgrgid(map.gid);
 404                 insert = false;
 405         }
 406
 407         if (grp == NULL) {
 408                 gid_t gid;
 409
 410                 /* No group found from mapping, find it from its name. */
 411                 if ((grp = getgrnam(name)) == NULL) {
 412
 413                         /* No appropriate group found, create one */
 414
 415                         d_printf("Creating unix group: '%s'\n", name);
 416
 417                         if (smb_create_group(name, &gid) != 0)
 418                                 return NT_STATUS_ACCESS_DENIED;
 419
 420                         if ((grp = getgrnam(name)) == NULL)
 421                                 return NT_STATUS_ACCESS_DENIED;
 422                 }
 423         }
 424
 425         map.gid = grp->gr_gid;
 426         map.sid = group_sid;
 427         map.sid_name_use = SID_NAME_DOM_GRP;
 428         fstrcpy(map.nt_name, name);
 429         if (r->description.string) {
 430                 fstrcpy(map.comment, comment);
 431         } else {
 432                 fstrcpy(map.comment, "");
 433         }
 434
 435         if (insert)
 436                 pdb_add_group_mapping_entry(&map);
 437         else
 438                 pdb_update_group_mapping_entry(&map);
 439
 440         return NT_STATUS_OK;
 441 }
 442
 443 /****************************************************************
 444 ****************************************************************/
 445
 446 static NTSTATUS fetch_group_mem_info(TALLOC_CTX *mem_ctx,
 447                                      uint32_t rid,
 448                                      struct netr_DELTA_GROUP_MEMBER *r)
 449 {
 450         int i;
 451         char **nt_members = NULL;
 452         char **unix_members;
 453         struct dom_sid group_sid;
 454         GROUP_MAP map;
 455         struct group *grp;
 456
 457         if (r->num_rids == 0) {
 458                 return NT_STATUS_OK;
 459         }
 460
 461         sid_compose(&group_sid, get_global_sam_sid(), rid);
 462
 463         if (!get_domain_group_from_sid(group_sid, &map)) {
 464                 DEBUG(0, ("Could not find global group %d\n", rid));
 465                 return NT_STATUS_NO_SUCH_GROUP;
 466         }
 467
 468         if (!(grp = getgrgid(map.gid))) {
 469                 DEBUG(0, ("Could not find unix group %lu\n", (unsigned long)map.gid));
 470                 return NT_STATUS_NO_SUCH_GROUP;
 471         }
 472
 473         d_printf("Group members of %s: ", grp->gr_name);
 474
 475         if (r->num_rids) {
 476                 if ((nt_members = TALLOC_ZERO_ARRAY(mem_ctx, char *, r->num_rids)) == NULL) {
 477                         DEBUG(0, ("talloc failed\n"));
 478                         return NT_STATUS_NO_MEMORY;
 479                 }
 480         } else {
 481                 nt_members = NULL;
 482         }
 483
 484         for (i=0; i < r->num_rids; i++) {
 485                 struct samu *member = NULL;
 486                 struct dom_sid member_sid;
 487
 488                 if ( !(member = samu_new(mem_ctx)) ) {
 489                         return NT_STATUS_NO_MEMORY;
 490                 }
 491
 492                 sid_compose(&member_sid, get_global_sam_sid(), r->rids[i]);
 493
 494                 if (!pdb_getsampwsid(member, &member_sid)) {
 495                         DEBUG(1, ("Found bogus group member: %d (member_sid=%s group=%s)\n",
 496                                   r->rids[i], sid_string_tos(&member_sid), grp->gr_name));
 497                         TALLOC_FREE(member);
 498                         continue;
 499                 }
 500
 501                 if (pdb_get_group_rid(member) == rid) {
 502                         d_printf("%s(primary),", pdb_get_username(member));
 503                         TALLOC_FREE(member);
 504                         continue;
 505                 }
 506
 507                 d_printf("%s,", pdb_get_username(member));
 508                 nt_members[i] = talloc_strdup(mem_ctx, pdb_get_username(member));
 509                 TALLOC_FREE(member);
 510         }
 511
 512         d_printf("\n");
 513
 514         unix_members = grp->gr_mem;
 515
 516         while (*unix_members) {
 517                 bool is_nt_member = false;
 518                 for (i=0; i < r->num_rids; i++) {
 519                         if (nt_members[i] == NULL) {
 520                                 /* This was a primary group */
 521                                 continue;
 522                         }
 523
 524                         if (strcmp(*unix_members, nt_members[i]) == 0) {
 525                                 is_nt_member = true;
 526                                 break;
 527                         }
 528                 }
 529                 if (!is_nt_member) {
 530                         /* We look at a unix group member that is not
 531                            an nt group member. So, remove it. NT is
 532                            boss here. */
 533                         smb_delete_user_group(grp->gr_name, *unix_members);
 534                 }
 535                 unix_members += 1;
 536         }
 537
 538         for (i=0; i < r->num_rids; i++) {
 539                 bool is_unix_member = false;
 540
 541                 if (nt_members[i] == NULL) {
 542                         /* This was the primary group */
 543                         continue;
 544                 }
 545
 546                 unix_members = grp->gr_mem;
 547
 548                 while (*unix_members) {
 549                         if (strcmp(*unix_members, nt_members[i]) == 0) {
 550                                 is_unix_member = true;
 551                                 break;
 552                         }
 553                         unix_members += 1;
 554                 }
 555
 556                 if (!is_unix_member) {
 557                         /* We look at a nt group member that is not a
 558                            unix group member currently. So, add the nt
 559                            group member. */
 560                         smb_add_user_group(grp->gr_name, nt_members[i]);
 561                 }
 562         }
 563
 564         return NT_STATUS_OK;
 565 }
 566
 567 /****************************************************************
 568 ****************************************************************/
 569
 570 static NTSTATUS fetch_alias_info(TALLOC_CTX *mem_ctx,
 571                                  uint32_t rid,
 572                                  struct netr_DELTA_ALIAS *r,
 573                                  const struct dom_sid *dom_sid)
 574 {
 575         fstring name;
 576         fstring comment;
 577         struct group *grp = NULL;
 578         struct dom_sid alias_sid;
 579         fstring sid_string;
 580         GROUP_MAP map;
 581         bool insert = true;
 582
 583         fstrcpy(name, r->alias_name.string);
 584         fstrcpy(comment, r->description.string);
 585
 586         /* Find out whether the group is already mapped */
 587         sid_compose(&alias_sid, dom_sid, rid);
 588         sid_to_fstring(sid_string, &alias_sid);
 589
 590         if (pdb_getgrsid(&map, alias_sid)) {
 591                 grp = getgrgid(map.gid);
 592                 insert = false;
 593         }
 594
 595         if (grp == NULL) {
 596                 gid_t gid;
 597
 598                 /* No group found from mapping, find it from its name. */
 599                 if ((grp = getgrnam(name)) == NULL) {
 600                         /* No appropriate group found, create one */
 601                         d_printf("Creating unix group: '%s'\n", name);
 602                         if (smb_create_group(name, &gid) != 0)
 603                                 return NT_STATUS_ACCESS_DENIED;
 604                         if ((grp = getgrgid(gid)) == NULL)
 605                                 return NT_STATUS_ACCESS_DENIED;
 606                 }
 607         }
 608
 609         map.gid = grp->gr_gid;
 610         map.sid = alias_sid;
 611
 612         if (dom_sid_equal(dom_sid, &global_sid_Builtin))
 613                 map.sid_name_use = SID_NAME_WKN_GRP;
 614         else
 615                 map.sid_name_use = SID_NAME_ALIAS;
 616
 617         fstrcpy(map.nt_name, name);
 618         fstrcpy(map.comment, comment);
 619
 620         if (insert)
 621                 pdb_add_group_mapping_entry(&map);
 622         else
 623                 pdb_update_group_mapping_entry(&map);
 624
 625         return NT_STATUS_OK;
 626 }
 627
 628 /****************************************************************
 629 ****************************************************************/
 630
 631 static NTSTATUS fetch_alias_mem(TALLOC_CTX *mem_ctx,
 632                                 uint32_t rid,
 633                                 struct netr_DELTA_ALIAS_MEMBER *r,
 634                                 const struct dom_sid *dom_sid)
 635 {
 636         return NT_STATUS_OK;
 637 }
 638
 639 /****************************************************************
 640 ****************************************************************/
 641
 642 static NTSTATUS fetch_domain_info(TALLOC_CTX *mem_ctx,
 643                                   uint32_t rid,
 644                                   struct netr_DELTA_DOMAIN *r)
 645 {
 646         time_t u_max_age, u_min_age, u_logout;
 647         NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
 648         const char *domname;
 649         struct netr_AcctLockStr *lockstr = NULL;
 650         NTSTATUS status;
 651
 652         status = pull_netr_AcctLockStr(mem_ctx, &r->account_lockout,
 653                                        &lockstr);
 654         if (!NT_STATUS_IS_OK(status)) {
 655                 d_printf("failed to pull account lockout string: %s\n",
 656                         nt_errstr(status));
 657         }
 658
 659         u_max_age = uint64s_nt_time_to_unix_abs((uint64 *)&r->max_password_age);
 660         u_min_age = uint64s_nt_time_to_unix_abs((uint64 *)&r->min_password_age);
 661         u_logout = uint64s_nt_time_to_unix_abs((uint64 *)&r->force_logoff_time);
 662
 663         domname = r->domain_name.string;
 664         if (!domname) {
 665                 return NT_STATUS_NO_MEMORY;
 666         }
 667
 668         /* we don't handle BUILTIN account policies */
 669         if (!strequal(domname, get_global_sam_name())) {
 670                 printf("skipping SAM_DOMAIN_INFO delta for '%s' (is not my domain)\n", domname);
 671                 return NT_STATUS_OK;
 672         }
 673
 674
 675         if (!pdb_set_account_policy(PDB_POLICY_PASSWORD_HISTORY,
 676                                     r->password_history_length))
 677                 return nt_status;
 678
 679         if (!pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
 680                                     r->min_password_length))
 681                 return nt_status;
 682
 683         if (!pdb_set_account_policy(PDB_POLICY_MAX_PASSWORD_AGE,
 684                                     (uint32)u_max_age))
 685                 return nt_status;
 686
 687         if (!pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_AGE,
 688                                     (uint32)u_min_age))
 689                 return nt_status;
 690
 691         if (!pdb_set_account_policy(PDB_POLICY_TIME_TO_LOGOUT,
 692                                     (uint32)u_logout))
 693                 return nt_status;
 694
 695         if (lockstr) {
 696                 time_t u_lockoutreset, u_lockouttime;
 697
 698                 u_lockoutreset = uint64s_nt_time_to_unix_abs(&lockstr->reset_count);
 699                 u_lockouttime = uint64s_nt_time_to_unix_abs((uint64_t *)&lockstr->lockout_duration);
 700
 701                 if (!pdb_set_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT,
 702                                             lockstr->bad_attempt_lockout))
 703                         return nt_status;
 704
 705                 if (!pdb_set_account_policy(PDB_POLICY_RESET_COUNT_TIME,
 706                                             (uint32_t)u_lockoutreset/60))
 707                         return nt_status;
 708
 709                 if (u_lockouttime != -1)
 710                         u_lockouttime /= 60;
 711
 712                 if (!pdb_set_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION,
 713                                             (uint32_t)u_lockouttime))
 714                         return nt_status;
 715         }
 716
 717         if (!pdb_set_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
 718                                     r->logon_to_chgpass))
 719                 return nt_status;
 720
 721         return NT_STATUS_OK;
 722 }
 723
 724 /****************************************************************
 725 ****************************************************************/
 726
 727 static NTSTATUS fetch_sam_entry(TALLOC_CTX *mem_ctx,
 728                                 enum netr_SamDatabaseID database_id,
 729                                 struct netr_DELTA_ENUM *r,
 730                                 struct samsync_context *ctx)
 731 {
 732         NTSTATUS status = NT_STATUS_NOT_IMPLEMENTED;
 733
 734         switch (r->delta_type) {
 735         case NETR_DELTA_USER:
 736                 status = fetch_account_info(mem_ctx,
 737                                             r->delta_id_union.rid,
 738                                             r->delta_union.user);
 739                 break;
 740         case NETR_DELTA_GROUP:
 741                 status = fetch_group_info(mem_ctx,
 742                                           r->delta_id_union.rid,
 743                                           r->delta_union.group);
 744                 break;
 745         case NETR_DELTA_GROUP_MEMBER:
 746                 status = fetch_group_mem_info(mem_ctx,
 747                                               r->delta_id_union.rid,
 748                                               r->delta_union.group_member);
 749                 break;
 750         case NETR_DELTA_ALIAS:
 751                 status = fetch_alias_info(mem_ctx,
 752                                           r->delta_id_union.rid,
 753                                           r->delta_union.alias,
 754                                           ctx->domain_sid);
 755                 break;
 756         case NETR_DELTA_ALIAS_MEMBER:
 757                 status = fetch_alias_mem(mem_ctx,
 758                                          r->delta_id_union.rid,
 759                                          r->delta_union.alias_member,
 760                                          ctx->domain_sid);
 761                 break;
 762         case NETR_DELTA_DOMAIN:
 763                 status = fetch_domain_info(mem_ctx,
 764                                            r->delta_id_union.rid,
 765                                            r->delta_union.domain);
 766                 break;
 767         /* The following types are recognised but not handled */
 768         case NETR_DELTA_RENAME_GROUP:
 769                 d_printf("NETR_DELTA_RENAME_GROUP not handled\n");
 770                 break;
 771         case NETR_DELTA_RENAME_USER:
 772                 d_printf("NETR_DELTA_RENAME_USER not handled\n");
 773                 break;
 774         case NETR_DELTA_RENAME_ALIAS:
 775                 d_printf("NETR_DELTA_RENAME_ALIAS not handled\n");
 776                 break;
 777         case NETR_DELTA_POLICY:
 778                 d_printf("NETR_DELTA_POLICY not handled\n");
 779                 break;
 780         case NETR_DELTA_TRUSTED_DOMAIN:
 781                 d_printf("NETR_DELTA_TRUSTED_DOMAIN not handled\n");
 782                 break;
 783         case NETR_DELTA_ACCOUNT:
 784                 d_printf("NETR_DELTA_ACCOUNT not handled\n");
 785                 break;
 786         case NETR_DELTA_SECRET:
 787                 d_printf("NETR_DELTA_SECRET not handled\n");
 788                 break;
 789         case NETR_DELTA_DELETE_GROUP:
 790                 d_printf("NETR_DELTA_DELETE_GROUP not handled\n");
 791                 break;
 792         case NETR_DELTA_DELETE_USER:
 793                 d_printf("NETR_DELTA_DELETE_USER not handled\n");
 794                 break;
 795         case NETR_DELTA_MODIFY_COUNT:
 796                 d_printf("NETR_DELTA_MODIFY_COUNT not handled\n");
 797                 break;
 798         case NETR_DELTA_DELETE_ALIAS:
 799                 d_printf("NETR_DELTA_DELETE_ALIAS not handled\n");
 800                 break;
 801         case NETR_DELTA_DELETE_TRUST:
 802                 d_printf("NETR_DELTA_DELETE_TRUST not handled\n");
 803                 break;
 804         case NETR_DELTA_DELETE_ACCOUNT:
 805                 d_printf("NETR_DELTA_DELETE_ACCOUNT not handled\n");
 806                 break;
 807         case NETR_DELTA_DELETE_SECRET:
 808                 d_printf("NETR_DELTA_DELETE_SECRET not handled\n");
 809                 break;
 810         case NETR_DELTA_DELETE_GROUP2:
 811                 d_printf("NETR_DELTA_DELETE_GROUP2 not handled\n");
 812                 break;
 813         case NETR_DELTA_DELETE_USER2:
 814                 d_printf("NETR_DELTA_DELETE_USER2 not handled\n");
 815                 break;
 816         default:
 817                 d_printf("Unknown delta record type %d\n", r->delta_type);
 818                 status = NT_STATUS_INVALID_PARAMETER;
 819                 break;
 820         }
 821
 822         return status;
 823 }
 824
 825 /****************************************************************
 826 ****************************************************************/
 827
 828 static NTSTATUS fetch_sam_entries(TALLOC_CTX *mem_ctx,
 829                                   enum netr_SamDatabaseID database_id,
 830                                   struct netr_DELTA_ENUM_ARRAY *r,
 831                                   uint64_t *sequence_num,
 832                                   struct samsync_context *ctx)
 833 {
 834         int i;
 835
 836         for (i = 0; i < r->num_deltas; i++) {
 837                 fetch_sam_entry(mem_ctx, database_id, &r->delta_enum[i], ctx);
 838         }
 839
 840         return NT_STATUS_OK;
 841 }
 842
 843 /****************************************************************
 844 ****************************************************************/
 845
 846 const struct samsync_ops libnet_samsync_passdb_ops = {
 847         .process_objects        = fetch_sam_entries,
 848 };