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.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         DOM_SID user_sid;
 303         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_copy(&user_sid, get_global_sam_sid());
 322         sid_append_rid(&user_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         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_copy(&group_sid, get_global_sam_sid());
 399         sid_append_rid(&group_sid, rid);
 400         sid_to_fstring(sid_string, &group_sid);
 401
 402         if (pdb_getgrsid(&map, group_sid)) {
 403                 if ( map.gid != -1 )
 404                         grp = getgrgid(map.gid);
 405                 insert = false;
 406         }
 407
 408         if (grp == NULL) {
 409                 gid_t gid;
 410
 411                 /* No group found from mapping, find it from its name. */
 412                 if ((grp = getgrnam(name)) == NULL) {
 413
 414                         /* No appropriate group found, create one */
 415
 416                         d_printf("Creating unix group: '%s'\n", name);
 417
 418                         if (smb_create_group(name, &gid) != 0)
 419                                 return NT_STATUS_ACCESS_DENIED;
 420
 421                         if ((grp = getgrnam(name)) == NULL)
 422                                 return NT_STATUS_ACCESS_DENIED;
 423                 }
 424         }
 425
 426         map.gid = grp->gr_gid;
 427         map.sid = group_sid;
 428         map.sid_name_use = SID_NAME_DOM_GRP;
 429         fstrcpy(map.nt_name, name);
 430         if (r->description.string) {
 431                 fstrcpy(map.comment, comment);
 432         } else {
 433                 fstrcpy(map.comment, "");
 434         }
 435
 436         if (insert)
 437                 pdb_add_group_mapping_entry(&map);
 438         else
 439                 pdb_update_group_mapping_entry(&map);
 440
 441         return NT_STATUS_OK;
 442 }
 443
 444 /****************************************************************
 445 ****************************************************************/
 446
 447 static NTSTATUS fetch_group_mem_info(TALLOC_CTX *mem_ctx,
 448                                      uint32_t rid,
 449                                      struct netr_DELTA_GROUP_MEMBER *r)
 450 {
 451         int i;
 452         char **nt_members = NULL;
 453         char **unix_members;
 454         DOM_SID group_sid;
 455         GROUP_MAP map;
 456         struct group *grp;
 457
 458         if (r->num_rids == 0) {
 459                 return NT_STATUS_OK;
 460         }
 461
 462         sid_copy(&group_sid, get_global_sam_sid());
 463         sid_append_rid(&group_sid, rid);
 464
 465         if (!get_domain_group_from_sid(group_sid, &map)) {
 466                 DEBUG(0, ("Could not find global group %d\n", rid));
 467                 return NT_STATUS_NO_SUCH_GROUP;
 468         }
 469
 470         if (!(grp = getgrgid(map.gid))) {
 471                 DEBUG(0, ("Could not find unix group %lu\n", (unsigned long)map.gid));
 472                 return NT_STATUS_NO_SUCH_GROUP;
 473         }
 474
 475         d_printf("Group members of %s: ", grp->gr_name);
 476
 477         if (r->num_rids) {
 478                 if ((nt_members = TALLOC_ZERO_ARRAY(mem_ctx, char *, r->num_rids)) == NULL) {
 479                         DEBUG(0, ("talloc failed\n"));
 480                         return NT_STATUS_NO_MEMORY;
 481                 }
 482         } else {
 483                 nt_members = NULL;
 484         }
 485
 486         for (i=0; i < r->num_rids; i++) {
 487                 struct samu *member = NULL;
 488                 DOM_SID member_sid;
 489
 490                 if ( !(member = samu_new(mem_ctx)) ) {
 491                         return NT_STATUS_NO_MEMORY;
 492                 }
 493
 494                 sid_copy(&member_sid, get_global_sam_sid());
 495                 sid_append_rid(&member_sid, r->rids[i]);
 496
 497                 if (!pdb_getsampwsid(member, &member_sid)) {
 498                         DEBUG(1, ("Found bogus group member: %d (member_sid=%s group=%s)\n",
 499                                   r->rids[i], sid_string_tos(&member_sid), grp->gr_name));
 500                         TALLOC_FREE(member);
 501                         continue;
 502                 }
 503
 504                 if (pdb_get_group_rid(member) == rid) {
 505                         d_printf("%s(primary),", pdb_get_username(member));
 506                         TALLOC_FREE(member);
 507                         continue;
 508                 }
 509
 510                 d_printf("%s,", pdb_get_username(member));
 511                 nt_members[i] = talloc_strdup(mem_ctx, pdb_get_username(member));
 512                 TALLOC_FREE(member);
 513         }
 514
 515         d_printf("\n");
 516
 517         unix_members = grp->gr_mem;
 518
 519         while (*unix_members) {
 520                 bool is_nt_member = false;
 521                 for (i=0; i < r->num_rids; i++) {
 522                         if (nt_members[i] == NULL) {
 523                                 /* This was a primary group */
 524                                 continue;
 525                         }
 526
 527                         if (strcmp(*unix_members, nt_members[i]) == 0) {
 528                                 is_nt_member = true;
 529                                 break;
 530                         }
 531                 }
 532                 if (!is_nt_member) {
 533                         /* We look at a unix group member that is not
 534                            an nt group member. So, remove it. NT is
 535                            boss here. */
 536                         smb_delete_user_group(grp->gr_name, *unix_members);
 537                 }
 538                 unix_members += 1;
 539         }
 540
 541         for (i=0; i < r->num_rids; i++) {
 542                 bool is_unix_member = false;
 543
 544                 if (nt_members[i] == NULL) {
 545                         /* This was the primary group */
 546                         continue;
 547                 }
 548
 549                 unix_members = grp->gr_mem;
 550
 551                 while (*unix_members) {
 552                         if (strcmp(*unix_members, nt_members[i]) == 0) {
 553                                 is_unix_member = true;
 554                                 break;
 555                         }
 556                         unix_members += 1;
 557                 }
 558
 559                 if (!is_unix_member) {
 560                         /* We look at a nt group member that is not a
 561                            unix group member currently. So, add the nt
 562                            group member. */
 563                         smb_add_user_group(grp->gr_name, nt_members[i]);
 564                 }
 565         }
 566
 567         return NT_STATUS_OK;
 568 }
 569
 570 /****************************************************************
 571 ****************************************************************/
 572
 573 static NTSTATUS fetch_alias_info(TALLOC_CTX *mem_ctx,
 574                                  uint32_t rid,
 575                                  struct netr_DELTA_ALIAS *r,
 576                                  const DOM_SID *dom_sid)
 577 {
 578         fstring name;
 579         fstring comment;
 580         struct group *grp = NULL;
 581         DOM_SID alias_sid;
 582         fstring sid_string;
 583         GROUP_MAP map;
 584         bool insert = true;
 585
 586         fstrcpy(name, r->alias_name.string);
 587         fstrcpy(comment, r->description.string);
 588
 589         /* Find out whether the group is already mapped */
 590         sid_copy(&alias_sid, dom_sid);
 591         sid_append_rid(&alias_sid, rid);
 592         sid_to_fstring(sid_string, &alias_sid);
 593
 594         if (pdb_getgrsid(&map, alias_sid)) {
 595                 grp = getgrgid(map.gid);
 596                 insert = false;
 597         }
 598
 599         if (grp == NULL) {
 600                 gid_t gid;
 601
 602                 /* No group found from mapping, find it from its name. */
 603                 if ((grp = getgrnam(name)) == NULL) {
 604                         /* No appropriate group found, create one */
 605                         d_printf("Creating unix group: '%s'\n", name);
 606                         if (smb_create_group(name, &gid) != 0)
 607                                 return NT_STATUS_ACCESS_DENIED;
 608                         if ((grp = getgrgid(gid)) == NULL)
 609                                 return NT_STATUS_ACCESS_DENIED;
 610                 }
 611         }
 612
 613         map.gid = grp->gr_gid;
 614         map.sid = alias_sid;
 615
 616         if (sid_equal(dom_sid, &global_sid_Builtin))
 617                 map.sid_name_use = SID_NAME_WKN_GRP;
 618         else
 619                 map.sid_name_use = SID_NAME_ALIAS;
 620
 621         fstrcpy(map.nt_name, name);
 622         fstrcpy(map.comment, comment);
 623
 624         if (insert)
 625                 pdb_add_group_mapping_entry(&map);
 626         else
 627                 pdb_update_group_mapping_entry(&map);
 628
 629         return NT_STATUS_OK;
 630 }
 631
 632 /****************************************************************
 633 ****************************************************************/
 634
 635 static NTSTATUS fetch_alias_mem(TALLOC_CTX *mem_ctx,
 636                                 uint32_t rid,
 637                                 struct netr_DELTA_ALIAS_MEMBER *r,
 638                                 const DOM_SID *dom_sid)
 639 {
 640         return NT_STATUS_OK;
 641 }
 642
 643 /****************************************************************
 644 ****************************************************************/
 645
 646 static NTSTATUS fetch_domain_info(TALLOC_CTX *mem_ctx,
 647                                   uint32_t rid,
 648                                   struct netr_DELTA_DOMAIN *r)
 649 {
 650         time_t u_max_age, u_min_age, u_logout;
 651         NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
 652         const char *domname;
 653         struct netr_AcctLockStr *lockstr = NULL;
 654         NTSTATUS status;
 655
 656         status = pull_netr_AcctLockStr(mem_ctx, &r->account_lockout,
 657                                        &lockstr);
 658         if (!NT_STATUS_IS_OK(status)) {
 659                 d_printf("failed to pull account lockout string: %s\n",
 660                         nt_errstr(status));
 661         }
 662
 663         u_max_age = uint64s_nt_time_to_unix_abs((uint64 *)&r->max_password_age);
 664         u_min_age = uint64s_nt_time_to_unix_abs((uint64 *)&r->min_password_age);
 665         u_logout = uint64s_nt_time_to_unix_abs((uint64 *)&r->force_logoff_time);
 666
 667         domname = r->domain_name.string;
 668         if (!domname) {
 669                 return NT_STATUS_NO_MEMORY;
 670         }
 671
 672         /* we don't handle BUILTIN account policies */
 673         if (!strequal(domname, get_global_sam_name())) {
 674                 printf("skipping SAM_DOMAIN_INFO delta for '%s' (is not my domain)\n", domname);
 675                 return NT_STATUS_OK;
 676         }
 677
 678
 679         if (!pdb_set_account_policy(PDB_POLICY_PASSWORD_HISTORY,
 680                                     r->password_history_length))
 681                 return nt_status;
 682
 683         if (!pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
 684                                     r->min_password_length))
 685                 return nt_status;
 686
 687         if (!pdb_set_account_policy(PDB_POLICY_MAX_PASSWORD_AGE,
 688                                     (uint32)u_max_age))
 689                 return nt_status;
 690
 691         if (!pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_AGE,
 692                                     (uint32)u_min_age))
 693                 return nt_status;
 694
 695         if (!pdb_set_account_policy(PDB_POLICY_TIME_TO_LOGOUT,
 696                                     (uint32)u_logout))
 697                 return nt_status;
 698
 699         if (lockstr) {
 700                 time_t u_lockoutreset, u_lockouttime;
 701
 702                 u_lockoutreset = uint64s_nt_time_to_unix_abs(&lockstr->reset_count);
 703                 u_lockouttime = uint64s_nt_time_to_unix_abs((uint64_t *)&lockstr->lockout_duration);
 704
 705                 if (!pdb_set_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT,
 706                                             lockstr->bad_attempt_lockout))
 707                         return nt_status;
 708
 709                 if (!pdb_set_account_policy(PDB_POLICY_RESET_COUNT_TIME,
 710                                             (uint32_t)u_lockoutreset/60))
 711                         return nt_status;
 712
 713                 if (u_lockouttime != -1)
 714                         u_lockouttime /= 60;
 715
 716                 if (!pdb_set_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION,
 717                                             (uint32_t)u_lockouttime))
 718                         return nt_status;
 719         }
 720
 721         if (!pdb_set_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
 722                                     r->logon_to_chgpass))
 723                 return nt_status;
 724
 725         return NT_STATUS_OK;
 726 }
 727
 728 /****************************************************************
 729 ****************************************************************/
 730
 731 static NTSTATUS fetch_sam_entry(TALLOC_CTX *mem_ctx,
 732                                 enum netr_SamDatabaseID database_id,
 733                                 struct netr_DELTA_ENUM *r,
 734                                 struct samsync_context *ctx)
 735 {
 736         NTSTATUS status = NT_STATUS_NOT_IMPLEMENTED;
 737
 738         switch (r->delta_type) {
 739         case NETR_DELTA_USER:
 740                 status = fetch_account_info(mem_ctx,
 741                                             r->delta_id_union.rid,
 742                                             r->delta_union.user);
 743                 break;
 744         case NETR_DELTA_GROUP:
 745                 status = fetch_group_info(mem_ctx,
 746                                           r->delta_id_union.rid,
 747                                           r->delta_union.group);
 748                 break;
 749         case NETR_DELTA_GROUP_MEMBER:
 750                 status = fetch_group_mem_info(mem_ctx,
 751                                               r->delta_id_union.rid,
 752                                               r->delta_union.group_member);
 753                 break;
 754         case NETR_DELTA_ALIAS:
 755                 status = fetch_alias_info(mem_ctx,
 756                                           r->delta_id_union.rid,
 757                                           r->delta_union.alias,
 758                                           ctx->domain_sid);
 759                 break;
 760         case NETR_DELTA_ALIAS_MEMBER:
 761                 status = fetch_alias_mem(mem_ctx,
 762                                          r->delta_id_union.rid,
 763                                          r->delta_union.alias_member,
 764                                          ctx->domain_sid);
 765                 break;
 766         case NETR_DELTA_DOMAIN:
 767                 status = fetch_domain_info(mem_ctx,
 768                                            r->delta_id_union.rid,
 769                                            r->delta_union.domain);
 770                 break;
 771         /* The following types are recognised but not handled */
 772         case NETR_DELTA_RENAME_GROUP:
 773                 d_printf("NETR_DELTA_RENAME_GROUP not handled\n");
 774                 break;
 775         case NETR_DELTA_RENAME_USER:
 776                 d_printf("NETR_DELTA_RENAME_USER not handled\n");
 777                 break;
 778         case NETR_DELTA_RENAME_ALIAS:
 779                 d_printf("NETR_DELTA_RENAME_ALIAS not handled\n");
 780                 break;
 781         case NETR_DELTA_POLICY:
 782                 d_printf("NETR_DELTA_POLICY not handled\n");
 783                 break;
 784         case NETR_DELTA_TRUSTED_DOMAIN:
 785                 d_printf("NETR_DELTA_TRUSTED_DOMAIN not handled\n");
 786                 break;
 787         case NETR_DELTA_ACCOUNT:
 788                 d_printf("NETR_DELTA_ACCOUNT not handled\n");
 789                 break;
 790         case NETR_DELTA_SECRET:
 791                 d_printf("NETR_DELTA_SECRET not handled\n");
 792                 break;
 793         case NETR_DELTA_DELETE_GROUP:
 794                 d_printf("NETR_DELTA_DELETE_GROUP not handled\n");
 795                 break;
 796         case NETR_DELTA_DELETE_USER:
 797                 d_printf("NETR_DELTA_DELETE_USER not handled\n");
 798                 break;
 799         case NETR_DELTA_MODIFY_COUNT:
 800                 d_printf("NETR_DELTA_MODIFY_COUNT not handled\n");
 801                 break;
 802         case NETR_DELTA_DELETE_ALIAS:
 803                 d_printf("NETR_DELTA_DELETE_ALIAS not handled\n");
 804                 break;
 805         case NETR_DELTA_DELETE_TRUST:
 806                 d_printf("NETR_DELTA_DELETE_TRUST not handled\n");
 807                 break;
 808         case NETR_DELTA_DELETE_ACCOUNT:
 809                 d_printf("NETR_DELTA_DELETE_ACCOUNT not handled\n");
 810                 break;
 811         case NETR_DELTA_DELETE_SECRET:
 812                 d_printf("NETR_DELTA_DELETE_SECRET not handled\n");
 813                 break;
 814         case NETR_DELTA_DELETE_GROUP2:
 815                 d_printf("NETR_DELTA_DELETE_GROUP2 not handled\n");
 816                 break;
 817         case NETR_DELTA_DELETE_USER2:
 818                 d_printf("NETR_DELTA_DELETE_USER2 not handled\n");
 819                 break;
 820         default:
 821                 d_printf("Unknown delta record type %d\n", r->delta_type);
 822                 status = NT_STATUS_INVALID_PARAMETER;
 823                 break;
 824         }
 825
 826         return status;
 827 }
 828
 829 /****************************************************************
 830 ****************************************************************/
 831
 832 static NTSTATUS fetch_sam_entries(TALLOC_CTX *mem_ctx,
 833                                   enum netr_SamDatabaseID database_id,
 834                                   struct netr_DELTA_ENUM_ARRAY *r,
 835                                   uint64_t *sequence_num,
 836                                   struct samsync_context *ctx)
 837 {
 838         int i;
 839
 840         for (i = 0; i < r->num_deltas; i++) {
 841                 fetch_sam_entry(mem_ctx, database_id, &r->delta_enum[i], ctx);
 842         }
 843
 844         return NT_STATUS_OK;
 845 }
 846
 847 /****************************************************************
 848 ****************************************************************/
 849
 850 const struct samsync_ops libnet_samsync_passdb_ops = {
 851         .process_objects        = fetch_sam_entries,
 852 };