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