source4/torture/rpc/samlogon.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    test suite for netlogon SamLogon operations
   5
   6    Copyright (C) Andrew Tridgell 2003
   7    Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003-2004
   8    Copyright (C) Tim Potter      2003
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 2 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program; if not, write to the Free Software
  22    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23 */
  24
  25 #include "includes.h"
  26 #include "librpc/gen_ndr/ndr_netlogon.h"
  27 #include "auth/auth.h"
  28 #include "lib/crypto/crypto.h"
  29
  30 #define TEST_MACHINE_NAME "samlogontest"
  31
  32 enum ntlm_break {
  33         BREAK_BOTH,
  34         BREAK_NONE,
  35         BREAK_LM,
  36         BREAK_NT,
  37         NO_LM,
  38         NO_NT
  39 };
  40
  41 struct samlogon_state {
  42         TALLOC_CTX *mem_ctx;
  43         const char *account_name;
  44         const char *account_domain;
  45         const char *password;
  46         struct dcerpc_pipe *p;
  47         int function_level;
  48         struct netr_LogonSamLogon r;
  49         struct netr_LogonSamLogonEx r_ex;
  50         struct netr_LogonSamLogonWithFlags r_flags;
  51         struct netr_Authenticator auth, auth2;
  52         struct creds_CredentialState *creds;
  53
  54         DATA_BLOB chall;
  55 };
  56
  57 /*
  58    Authenticate a user with a challenge/response, checking session key
  59    and valid authentication types
  60 */
  61 static NTSTATUS check_samlogon(struct samlogon_state *samlogon_state,
  62                                enum ntlm_break break_which,
  63                                DATA_BLOB *chall,
  64                                DATA_BLOB *lm_response,
  65                                DATA_BLOB *nt_response,
  66                                uint8_t lm_key[8],
  67                                uint8_t user_session_key[16],
  68                                char **error_string)
  69 {
  70         NTSTATUS status;
  71         struct netr_LogonSamLogon *r = &samlogon_state->r;
  72         struct netr_LogonSamLogonEx *r_ex = &samlogon_state->r_ex;
  73         struct netr_LogonSamLogonWithFlags *r_flags = &samlogon_state->r_flags;
  74         struct netr_NetworkInfo ninfo;
  75         struct netr_SamBaseInfo *base = NULL;
  76         uint16 validation_level = 0;
  77
  78         samlogon_state->r.in.logon.network = &ninfo;
  79         samlogon_state->r_ex.in.logon.network = &ninfo;
  80         samlogon_state->r_flags.in.logon.network = &ninfo;
  81
  82         ninfo.identity_info.domain_name.string = samlogon_state->account_domain;
  83         ninfo.identity_info.parameter_control = 0;
  84         ninfo.identity_info.logon_id_low = 0;
  85         ninfo.identity_info.logon_id_high = 0;
  86         ninfo.identity_info.account_name.string = samlogon_state->account_name;
  87         ninfo.identity_info.workstation.string = TEST_MACHINE_NAME;
  88
  89         memcpy(ninfo.challenge, chall->data, 8);
  90
  91         switch (break_which) {
  92         case BREAK_NONE:
  93                 break;
  94         case BREAK_LM:
  95                 if (lm_response && lm_response->data) {
  96                         lm_response->data[0]++;
  97                 }
  98                 break;
  99         case BREAK_NT:
 100                 if (nt_response && nt_response->data) {
 101                         nt_response->data[0]++;
 102                 }
 103                 break;
 104         case BREAK_BOTH:
 105                 if (lm_response && lm_response->data) {
 106                         lm_response->data[0]++;
 107                 }
 108                 if (nt_response && nt_response->data) {
 109                         nt_response->data[0]++;
 110                 }
 111                 break;
 112         case NO_LM:
 113                 data_blob_free(lm_response);
 114                 break;
 115         case NO_NT:
 116                 data_blob_free(nt_response);
 117                 break;
 118         }
 119
 120         if (nt_response) {
 121                 ninfo.nt.data = nt_response->data;
 122                 ninfo.nt.length = nt_response->length;
 123         } else {
 124                 ninfo.nt.data = NULL;
 125                 ninfo.nt.length = 0;
 126         }
 127
 128         if (lm_response) {
 129                 ninfo.lm.data = lm_response->data;
 130                 ninfo.lm.length = lm_response->length;
 131         } else {
 132                 ninfo.lm.data = NULL;
 133                 ninfo.lm.length = 0;
 134         }
 135
 136         switch (samlogon_state->function_level) {
 137         case DCERPC_NETR_LOGONSAMLOGON:
 138                 ZERO_STRUCT(samlogon_state->auth2);
 139                 creds_client_authenticator(samlogon_state->creds, &samlogon_state->auth);
 140
 141                 r->out.return_authenticator = NULL;
 142                 status = dcerpc_netr_LogonSamLogon(samlogon_state->p, samlogon_state->mem_ctx, r);
 143                 if (!r->out.return_authenticator ||
 144                     !creds_client_check(samlogon_state->creds, &r->out.return_authenticator->cred)) {
 145                         printf("Credential chaining failed\n");
 146                 }
 147                 if (!NT_STATUS_IS_OK(status)) {
 148                         if (error_string) {
 149                                 *error_string = strdup(nt_errstr(status));
 150                         }
 151                 }
 152
 153                 validation_level = r->in.validation_level;
 154                 switch (validation_level) {
 155                 case 2:
 156                         base = &r->out.validation.sam2->base;
 157                         break;
 158                 case 3:
 159                         base = &r->out.validation.sam3->base;
 160                         break;
 161                 case 6:
 162                         base = &r->out.validation.sam6->base;
 163                         break;
 164                 }
 165                 break;
 166         case DCERPC_NETR_LOGONSAMLOGONEX:
 167                 status = dcerpc_netr_LogonSamLogonEx(samlogon_state->p, samlogon_state->mem_ctx, r_ex);
 168                 if (!NT_STATUS_IS_OK(status)) {
 169                         if (error_string) {
 170                                 *error_string = strdup(nt_errstr(status));
 171                         }
 172                 }
 173
 174                 validation_level = r_ex->in.validation_level;
 175                 switch (validation_level) {
 176                 case 2:
 177                         base = &r_ex->out.validation.sam2->base;
 178                         break;
 179                 case 3:
 180                         base = &r_ex->out.validation.sam3->base;
 181                         break;
 182                 case 6:
 183                         base = &r_ex->out.validation.sam6->base;
 184                         break;
 185                 }
 186                 break;
 187         case DCERPC_NETR_LOGONSAMLOGONWITHFLAGS:
 188                 ZERO_STRUCT(samlogon_state->auth2);
 189                 creds_client_authenticator(samlogon_state->creds, &samlogon_state->auth);
 190
 191                 r_flags->out.return_authenticator = NULL;
 192                 status = dcerpc_netr_LogonSamLogonWithFlags(samlogon_state->p, samlogon_state->mem_ctx, r_flags);
 193                 if (!r_flags->out.return_authenticator ||
 194                     !creds_client_check(samlogon_state->creds, &r_flags->out.return_authenticator->cred)) {
 195                         printf("Credential chaining failed\n");
 196                 }
 197                 if (!NT_STATUS_IS_OK(status)) {
 198                         if (error_string) {
 199                                 *error_string = strdup(nt_errstr(status));
 200                         }
 201                 }
 202
 203                 validation_level = r_flags->in.validation_level;
 204                 switch (validation_level) {
 205                 case 2:
 206                         base = &r_flags->out.validation.sam2->base;
 207                         break;
 208                 case 3:
 209                         base = &r_flags->out.validation.sam3->base;
 210                         break;
 211                 case 6:
 212                         base = &r_flags->out.validation.sam6->base;
 213                         break;
 214                 }
 215                 break;
 216         }
 217
 218
 219         if (!NT_STATUS_IS_OK(status)) {
 220                 /* we cannot check the session key, if the logon failed... */
 221                 return status;
 222         }
 223
 224         if (!base) {
 225                 printf("No user info returned from 'successful' SamLogon*() call!\n");
 226                 return NT_STATUS_INVALID_PARAMETER;
 227         }
 228
 229         /* find and decyrpt the session keys, return in parameters above */
 230         if (validation_level == 6) {
 231                 /* they aren't encrypted! */
 232                 if (user_session_key) {
 233                         memcpy(user_session_key, base->key.key, 16);
 234                 }
 235                 if (lm_key) {
 236                         memcpy(lm_key, base->LMSessKey.key, 8);
 237                 }
 238         } else if (samlogon_state->creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
 239                 static const char zeros[16];
 240
 241                 if (memcmp(base->key.key, zeros,
 242                            sizeof(base->key.key)) != 0) {
 243                         creds_arcfour_crypt(samlogon_state->creds,
 244                                             base->key.key,
 245                                             sizeof(base->key.key));
 246                 }
 247
 248                 if (user_session_key) {
 249                         memcpy(user_session_key, base->key.key, 16);
 250                 }
 251
 252                 if (memcmp(base->LMSessKey.key, zeros,
 253                            sizeof(base->LMSessKey.key)) != 0) {
 254                         creds_arcfour_crypt(samlogon_state->creds,
 255                                             base->LMSessKey.key,
 256                                             sizeof(base->LMSessKey.key));
 257                 }
 258
 259                 if (lm_key) {
 260                         memcpy(lm_key, base->LMSessKey.key, 8);
 261                 }
 262         } else {
 263                 static const char zeros[16];
 264
 265                 if (user_session_key) {
 266                         memcpy(user_session_key, base->key.key, 16);
 267                 }
 268
 269                 if (memcmp(base->LMSessKey.key, zeros,
 270                            sizeof(base->LMSessKey.key)) != 0) {
 271                         creds_des_decrypt_LMKey(samlogon_state->creds,
 272                                                 &base->LMSessKey);
 273                 }
 274
 275                 if (lm_key) {
 276                         memcpy(lm_key, base->LMSessKey.key, 8);
 277                 }
 278         }
 279
 280         return status;
 281 }
 282
 283
 284 /*
 285  * Test the normal 'LM and NTLM' combination
 286  */
 287
 288 static BOOL test_lm_ntlm_broken(struct samlogon_state *samlogon_state, enum ntlm_break break_which, char **error_string)
 289 {
 290         BOOL pass = True;
 291         BOOL lm_good;
 292         NTSTATUS nt_status;
 293         DATA_BLOB lm_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
 294         DATA_BLOB nt_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
 295         DATA_BLOB session_key = data_blob_talloc(samlogon_state->mem_ctx, NULL, 16);
 296
 297         uint8_t lm_key[8];
 298         uint8_t user_session_key[16];
 299         uint8_t lm_hash[16];
 300         uint8_t nt_hash[16];
 301
 302         ZERO_STRUCT(lm_key);
 303         ZERO_STRUCT(user_session_key);
 304
 305         lm_good = SMBencrypt(samlogon_state->password, samlogon_state->chall.data, lm_response.data);
 306         if (!lm_good) {
 307                 ZERO_STRUCT(lm_hash);
 308         } else {
 309                 E_deshash(samlogon_state->password, lm_hash);
 310         }
 311
 312         SMBNTencrypt(samlogon_state->password, samlogon_state->chall.data, nt_response.data);
 313
 314         E_md4hash(samlogon_state->password, nt_hash);
 315         SMBsesskeygen_ntv1(nt_hash, session_key.data);
 316
 317         nt_status = check_samlogon(samlogon_state,
 318                                    break_which,
 319                                    &samlogon_state->chall,
 320                                    &lm_response,
 321                                    &nt_response,
 322                                    lm_key,
 323                                    user_session_key,
 324                                    error_string);
 325
 326         data_blob_free(&lm_response);
 327
 328         if (NT_STATUS_EQUAL(NT_STATUS_WRONG_PASSWORD, nt_status)) {
 329                 /* for 'long' passwords, the LM password is invalid */
 330                 if (break_which == NO_NT && !lm_good) {
 331                         return True;
 332                 }
 333                 return ((break_which == BREAK_NT) || (break_which == BREAK_BOTH));
 334         }
 335
 336         if (!NT_STATUS_IS_OK(nt_status)) {
 337                 return False;
 338         }
 339
 340         if (break_which == NO_NT && !lm_good) {
 341                 printf("LM password is 'long' (> 14 chars and therefore invalid) but login did not fail!");
 342                 return False;
 343         }
 344
 345         if (memcmp(lm_hash, lm_key,
 346                    sizeof(lm_key)) != 0) {
 347                 printf("LM Key does not match expectations!\n");
 348                 printf("lm_key:\n");
 349                 dump_data(1, lm_key, 8);
 350                 printf("expected:\n");
 351                 dump_data(1, lm_hash, 8);
 352                 pass = False;
 353         }
 354
 355         switch (break_which) {
 356         case NO_NT:
 357         {
 358                 uint8_t lm_key_expected[16];
 359                 memcpy(lm_key_expected, lm_hash, 8);
 360                 memset(lm_key_expected+8, '\0', 8);
 361                 if (memcmp(lm_key_expected, user_session_key,
 362                            16) != 0) {
 363                         printf("NT Session Key does not match expectations (should be first-8 LM hash)!\n");
 364                         printf("user_session_key:\n");
 365                         dump_data(1, user_session_key, sizeof(user_session_key));
 366                         printf("expected:\n");
 367                         dump_data(1, lm_key_expected, sizeof(lm_key_expected));
 368                         pass = False;
 369                 }
 370                 break;
 371         }
 372         default:
 373                 if (memcmp(session_key.data, user_session_key,
 374                            sizeof(user_session_key)) != 0) {
 375                         printf("NT Session Key does not match expectations!\n");
 376                         printf("user_session_key:\n");
 377                         dump_data(1, user_session_key, 16);
 378                         printf("expected:\n");
 379                         dump_data(1, session_key.data, session_key.length);
 380                         pass = False;
 381                 }
 382         }
 383         return pass;
 384 }
 385
 386 /*
 387  * Test LM authentication, no NT response supplied
 388  */
 389
 390 static BOOL test_lm(struct samlogon_state *samlogon_state, char **error_string)
 391 {
 392
 393         return test_lm_ntlm_broken(samlogon_state, NO_NT, error_string);
 394 }
 395
 396 /*
 397  * Test the NTLM response only, no LM.
 398  */
 399
 400 static BOOL test_ntlm(struct samlogon_state *samlogon_state, char **error_string)
 401 {
 402         return test_lm_ntlm_broken(samlogon_state, NO_LM, error_string);
 403 }
 404
 405 /*
 406  * Test the NTLM response only, but in the LM field.
 407  */
 408
 409 static BOOL test_ntlm_in_lm(struct samlogon_state *samlogon_state, char **error_string)
 410 {
 411         BOOL pass = True;
 412         NTSTATUS nt_status;
 413         DATA_BLOB nt_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
 414
 415         uint8_t lm_key[8];
 416         uint8_t lm_hash[16];
 417         uint8_t user_session_key[16];
 418
 419         ZERO_STRUCT(user_session_key);
 420
 421         SMBNTencrypt(samlogon_state->password, samlogon_state->chall.data, nt_response.data);
 422
 423         E_deshash(samlogon_state->password, lm_hash);
 424
 425         nt_status = check_samlogon(samlogon_state,
 426                                    BREAK_NONE,
 427                                    &samlogon_state->chall,
 428                                    &nt_response,
 429                                    NULL,
 430                                    lm_key,
 431                                    user_session_key,
 432                                    error_string);
 433
 434         if (!NT_STATUS_IS_OK(nt_status)) {
 435                 return False;
 436         }
 437
 438         if (memcmp(lm_hash, lm_key,
 439                    sizeof(lm_key)) != 0) {
 440                 printf("LM Key does not match expectations!\n");
 441                 printf("lm_key:\n");
 442                 dump_data(1, lm_key, 8);
 443                 printf("expected:\n");
 444                 dump_data(1, lm_hash, 8);
 445                 pass = False;
 446         }
 447         if (memcmp(lm_hash, user_session_key, 8) != 0) {
 448                 uint8_t lm_key_expected[16];
 449                 memcpy(lm_key_expected, lm_hash, 8);
 450                 memset(lm_key_expected+8, '\0', 8);
 451                 if (memcmp(lm_key_expected, user_session_key,
 452                            16) != 0) {
 453                         printf("NT Session Key does not match expectations (should be first-8 LM hash)!\n");
 454                         printf("user_session_key:\n");
 455                         dump_data(1, user_session_key, sizeof(user_session_key));
 456                         printf("expected:\n");
 457                         dump_data(1, lm_key_expected, sizeof(lm_key_expected));
 458                         pass = False;
 459                 }
 460         }
 461         return pass;
 462 }
 463
 464 /*
 465  * Test the NTLM response only, but in the both the NT and LM fields.
 466  */
 467
 468 static BOOL test_ntlm_in_both(struct samlogon_state *samlogon_state, char **error_string)
 469 {
 470         BOOL pass = True;
 471         BOOL lm_good;
 472         NTSTATUS nt_status;
 473         DATA_BLOB nt_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
 474         DATA_BLOB session_key = data_blob_talloc(samlogon_state->mem_ctx, NULL, 16);
 475
 476         uint8_t lm_key[8];
 477         uint8_t lm_hash[16];
 478         uint8_t user_session_key[16];
 479         uint8_t nt_hash[16];
 480
 481         ZERO_STRUCT(lm_key);
 482         ZERO_STRUCT(user_session_key);
 483
 484         SMBNTencrypt(samlogon_state->password, samlogon_state->chall.data,
 485                      nt_response.data);
 486         E_md4hash(samlogon_state->password, nt_hash);
 487         SMBsesskeygen_ntv1(nt_hash,
 488                            session_key.data);
 489
 490         lm_good = E_deshash(samlogon_state->password, lm_hash);
 491         if (!lm_good) {
 492                 ZERO_STRUCT(lm_hash);
 493         }
 494
 495         nt_status = check_samlogon(samlogon_state,
 496                                    BREAK_NONE,
 497                                    &samlogon_state->chall,
 498                                    NULL,
 499                                    &nt_response,
 500                                    lm_key,
 501                                    user_session_key,
 502                                    error_string);
 503
 504         if (!NT_STATUS_IS_OK(nt_status)) {
 505                 return False;
 506         }
 507
 508         if (memcmp(lm_hash, lm_key,
 509                    sizeof(lm_key)) != 0) {
 510                 printf("LM Key does not match expectations!\n");
 511                 printf("lm_key:\n");
 512                 dump_data(1, lm_key, 8);
 513                 printf("expected:\n");
 514                 dump_data(1, lm_hash, 8);
 515                 pass = False;
 516         }
 517         if (memcmp(session_key.data, user_session_key,
 518                    sizeof(user_session_key)) != 0) {
 519                 printf("NT Session Key does not match expectations!\n");
 520                 printf("user_session_key:\n");
 521                 dump_data(1, user_session_key, 16);
 522                 printf("expected:\n");
 523                 dump_data(1, session_key.data, session_key.length);
 524                 pass = False;
 525         }
 526
 527
 528         return pass;
 529 }
 530
 531 /*
 532  * Test the NTLMv2 and LMv2 responses
 533  */
 534
 535 static BOOL test_lmv2_ntlmv2_broken(struct samlogon_state *samlogon_state, enum ntlm_break break_which, char **error_string)
 536 {
 537         BOOL pass = True;
 538         NTSTATUS nt_status;
 539         DATA_BLOB ntlmv2_response = data_blob(NULL, 0);
 540         DATA_BLOB lmv2_response = data_blob(NULL, 0);
 541         DATA_BLOB lmv2_session_key = data_blob(NULL, 0);
 542         DATA_BLOB ntlmv2_session_key = data_blob(NULL, 0);
 543         DATA_BLOB names_blob = NTLMv2_generate_names_blob(samlogon_state->mem_ctx, lp_netbios_name(), lp_workgroup());
 544
 545         uint8_t lm_session_key[8];
 546         uint8_t user_session_key[16];
 547
 548         ZERO_STRUCT(lm_session_key);
 549         ZERO_STRUCT(user_session_key);
 550
 551         /* TODO - test with various domain cases, and without domain */
 552         if (!SMBNTLMv2encrypt(samlogon_state->account_name, samlogon_state->account_domain,
 553                               samlogon_state->password, &samlogon_state->chall,
 554                               &names_blob,
 555                               &lmv2_response, &ntlmv2_response,
 556                               &lmv2_session_key, &ntlmv2_session_key)) {
 557                 data_blob_free(&names_blob);
 558                 return False;
 559         }
 560         data_blob_free(&names_blob);
 561
 562         nt_status = check_samlogon(samlogon_state,
 563                                    break_which,
 564                                    &samlogon_state->chall,
 565                                    &lmv2_response,
 566                                    &ntlmv2_response,
 567                                    lm_session_key,
 568                                    user_session_key,
 569                                    error_string);
 570
 571         data_blob_free(&lmv2_response);
 572         data_blob_free(&ntlmv2_response);
 573
 574
 575         if (NT_STATUS_EQUAL(nt_status, NT_STATUS_WRONG_PASSWORD)) {
 576                 return break_which == BREAK_BOTH;
 577         }
 578
 579         if (!NT_STATUS_IS_OK(nt_status)) {
 580                 return False;
 581         }
 582
 583         switch (break_which) {
 584         case NO_NT:
 585                 if (memcmp(lmv2_session_key.data, user_session_key,
 586                            sizeof(user_session_key)) != 0) {
 587                         printf("USER (LMv2) Session Key does not match expectations!\n");
 588                         printf("user_session_key:\n");
 589                         dump_data(1, user_session_key, 16);
 590                         printf("expected:\n");
 591                         dump_data(1, lmv2_session_key.data, ntlmv2_session_key.length);
 592                         pass = False;
 593                 }
 594                 if (memcmp(lmv2_session_key.data, lm_session_key,
 595                            sizeof(lm_session_key)) != 0) {
 596                         printf("LM (LMv2) Session Key does not match expectations!\n");
 597                         printf("lm_session_key:\n");
 598                         dump_data(1, lm_session_key, 8);
 599                         printf("expected:\n");
 600                         dump_data(1, lmv2_session_key.data, 8);
 601                         pass = False;
 602                 }
 603                 break;
 604         default:
 605                 if (memcmp(ntlmv2_session_key.data, user_session_key,
 606                            sizeof(user_session_key)) != 0) {
 607                         printf("USER (NTLMv2) Session Key does not match expectations!\n");
 608                         printf("user_session_key:\n");
 609                         dump_data(1, user_session_key, 16);
 610                         printf("expected:\n");
 611                         dump_data(1, ntlmv2_session_key.data, ntlmv2_session_key.length);
 612                         pass = False;
 613                 }
 614                 if (memcmp(ntlmv2_session_key.data, lm_session_key,
 615                            sizeof(lm_session_key)) != 0) {
 616                         printf("LM (NTLMv2) Session Key does not match expectations!\n");
 617                         printf("lm_session_key:\n");
 618                         dump_data(1, lm_session_key, 8);
 619                         printf("expected:\n");
 620                         dump_data(1, ntlmv2_session_key.data, 8);
 621                         pass = False;
 622                 }
 623         }
 624
 625         return pass;
 626 }
 627
 628 /*
 629  * Test the NTLM and LMv2 responses
 630  */
 631
 632 static BOOL test_lmv2_ntlm_broken(struct samlogon_state *samlogon_state, enum ntlm_break break_which, char **error_string)
 633 {
 634         BOOL pass = True;
 635         NTSTATUS nt_status;
 636         DATA_BLOB ntlmv2_response = data_blob(NULL, 0);
 637         DATA_BLOB lmv2_response = data_blob(NULL, 0);
 638         DATA_BLOB lmv2_session_key = data_blob(NULL, 0);
 639         DATA_BLOB ntlmv2_session_key = data_blob(NULL, 0);
 640         DATA_BLOB names_blob = NTLMv2_generate_names_blob(samlogon_state->mem_ctx, lp_netbios_name(), lp_workgroup());
 641
 642         DATA_BLOB ntlm_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
 643         DATA_BLOB ntlm_session_key = data_blob_talloc(samlogon_state->mem_ctx, NULL, 16);
 644
 645         uint8_t lm_hash[16];
 646         uint8_t lm_session_key[8];
 647         uint8_t user_session_key[16];
 648         uint8_t nt_hash[16];
 649
 650         SMBNTencrypt(samlogon_state->password, samlogon_state->chall.data,
 651                      ntlm_response.data);
 652         E_md4hash(samlogon_state->password, nt_hash);
 653         SMBsesskeygen_ntv1(nt_hash,
 654                            ntlm_session_key.data);
 655         E_deshash(samlogon_state->password, lm_hash);
 656
 657         ZERO_STRUCT(lm_session_key);
 658         ZERO_STRUCT(user_session_key);
 659
 660         /* TODO - test with various domain cases, and without domain */
 661         if (!SMBNTLMv2encrypt(samlogon_state->account_name, samlogon_state->account_domain,
 662                               samlogon_state->password, &samlogon_state->chall,
 663                               &names_blob,
 664                               &lmv2_response, &ntlmv2_response,
 665                               &lmv2_session_key, &ntlmv2_session_key)) {
 666                 data_blob_free(&names_blob);
 667                 return False;
 668         }
 669         data_blob_free(&names_blob);
 670
 671         nt_status = check_samlogon(samlogon_state,
 672                                    break_which,
 673                                    &samlogon_state->chall,
 674                                    &lmv2_response,
 675                                    &ntlm_response,
 676                                    lm_session_key,
 677                                    user_session_key,
 678                                    error_string);
 679
 680         data_blob_free(&lmv2_response);
 681         data_blob_free(&ntlmv2_response);
 682
 683
 684         if (NT_STATUS_EQUAL(NT_STATUS_WRONG_PASSWORD, nt_status)) {
 685                 return ((break_which == BREAK_NT) || (break_which == BREAK_BOTH));
 686         }
 687
 688         if (!NT_STATUS_IS_OK(nt_status)) {
 689                 return False;
 690         }
 691
 692         switch (break_which) {
 693         case NO_NT:
 694                 if (memcmp(lmv2_session_key.data, user_session_key,
 695                            sizeof(user_session_key)) != 0) {
 696                         printf("USER (LMv2) Session Key does not match expectations!\n");
 697                         printf("user_session_key:\n");
 698                         dump_data(1, user_session_key, 16);
 699                         printf("expected:\n");
 700                         dump_data(1, lmv2_session_key.data, ntlmv2_session_key.length);
 701                         pass = False;
 702                 }
 703                 if (memcmp(lmv2_session_key.data, lm_session_key,
 704                            sizeof(lm_session_key)) != 0) {
 705                         printf("LM (LMv2) Session Key does not match expectations!\n");
 706                         printf("lm_session_key:\n");
 707                         dump_data(1, lm_session_key, 8);
 708                         printf("expected:\n");
 709                         dump_data(1, lmv2_session_key.data, 8);
 710                         pass = False;
 711                 }
 712                 break;
 713         case BREAK_LM:
 714                 if (memcmp(ntlm_session_key.data, user_session_key,
 715                            sizeof(user_session_key)) != 0) {
 716                         printf("USER (NTLMv2) Session Key does not match expectations!\n");
 717                         printf("user_session_key:\n");
 718                         dump_data(1, user_session_key, 16);
 719                         printf("expected:\n");
 720                         dump_data(1, ntlm_session_key.data, ntlm_session_key.length);
 721                         pass = False;
 722                 }
 723                 if (memcmp(lm_hash, lm_session_key,
 724                            sizeof(lm_session_key)) != 0) {
 725                         printf("LM Session Key does not match expectations!\n");
 726                         printf("lm_session_key:\n");
 727                         dump_data(1, lm_session_key, 8);
 728                         printf("expected:\n");
 729                         dump_data(1, lm_hash, 8);
 730                         pass = False;
 731                 }
 732                 break;
 733         default:
 734                 if (memcmp(ntlm_session_key.data, user_session_key,
 735                            sizeof(user_session_key)) != 0) {
 736                         printf("USER (NTLMv2) Session Key does not match expectations!\n");
 737                         printf("user_session_key:\n");
 738                         dump_data(1, user_session_key, 16);
 739                         printf("expected:\n");
 740                         dump_data(1, ntlm_session_key.data, ntlm_session_key.length);
 741                         pass = False;
 742                 }
 743                 if (memcmp(ntlm_session_key.data, lm_session_key,
 744                            sizeof(lm_session_key)) != 0) {
 745                         printf("LM (NTLMv2) Session Key does not match expectations!\n");
 746                         printf("lm_session_key:\n");
 747                         dump_data(1, lm_session_key, 8);
 748                         printf("expected:\n");
 749                         dump_data(1, ntlm_session_key.data, 8);
 750                         pass = False;
 751                 }
 752         }
 753
 754         return pass;
 755 }
 756
 757 /*
 758  * Test the NTLMv2 and LMv2 responses
 759  */
 760
 761 static BOOL test_lmv2_ntlmv2(struct samlogon_state *samlogon_state, char **error_string)
 762 {
 763         return test_lmv2_ntlmv2_broken(samlogon_state, BREAK_NONE, error_string);
 764 }
 765
 766 /*
 767  * Test the LMv2 response only
 768  */
 769
 770 static BOOL test_lmv2(struct samlogon_state *samlogon_state, char **error_string)
 771 {
 772         return test_lmv2_ntlmv2_broken(samlogon_state, NO_NT, error_string);
 773 }
 774
 775 /*
 776  * Test the NTLMv2 response only
 777  */
 778
 779 static BOOL test_ntlmv2(struct samlogon_state *samlogon_state, char **error_string)
 780 {
 781         return test_lmv2_ntlmv2_broken(samlogon_state, NO_LM, error_string);
 782 }
 783
 784 static BOOL test_lm_ntlm(struct samlogon_state *samlogon_state, char **error_string)
 785 {
 786         return test_lm_ntlm_broken(samlogon_state, BREAK_NONE, error_string);
 787 }
 788
 789 static BOOL test_ntlm_lm_broken(struct samlogon_state *samlogon_state, char **error_string)
 790 {
 791         return test_lm_ntlm_broken(samlogon_state, BREAK_LM, error_string);
 792 }
 793
 794 static BOOL test_ntlm_ntlm_broken(struct samlogon_state *samlogon_state, char **error_string)
 795 {
 796         return test_lm_ntlm_broken(samlogon_state, BREAK_NT, error_string);
 797 }
 798
 799 static BOOL test_lm_ntlm_both_broken(struct samlogon_state *samlogon_state, char **error_string)
 800 {
 801         return test_lm_ntlm_broken(samlogon_state, BREAK_BOTH, error_string);
 802 }
 803 static BOOL test_ntlmv2_lmv2_broken(struct samlogon_state *samlogon_state, char **error_string)
 804 {
 805         return test_lmv2_ntlmv2_broken(samlogon_state, BREAK_LM, error_string);
 806 }
 807
 808 static BOOL test_ntlmv2_ntlmv2_broken(struct samlogon_state *samlogon_state, char **error_string)
 809 {
 810         return test_lmv2_ntlmv2_broken(samlogon_state, BREAK_NT, error_string);
 811 }
 812
 813 static BOOL test_ntlmv2_both_broken(struct samlogon_state *samlogon_state, char **error_string)
 814 {
 815         return test_lmv2_ntlmv2_broken(samlogon_state, BREAK_BOTH, error_string);
 816 }
 817
 818 static BOOL test_lmv2_ntlm_both_broken(struct samlogon_state *samlogon_state, char **error_string)
 819 {
 820         return test_lmv2_ntlm_broken(samlogon_state, BREAK_BOTH, error_string);
 821 }
 822
 823 static BOOL test_lmv2_ntlm_break_ntlm(struct samlogon_state *samlogon_state, char **error_string)
 824 {
 825         return test_lmv2_ntlm_broken(samlogon_state, BREAK_NT, error_string);
 826 }
 827
 828 static BOOL test_lmv2_ntlm_break_lm(struct samlogon_state *samlogon_state, char **error_string)
 829 {
 830         return test_lmv2_ntlm_broken(samlogon_state, BREAK_LM, error_string);
 831 }
 832
 833 /*
 834  * Test the NTLM2 response (extra challenge in LM feild)
 835  *
 836  * This test is the same as the 'break LM' test, but checks that the
 837  * server implements NTLM2 session security in the right place
 838  * (NETLOGON is the wrong place).
 839  */
 840
 841 static BOOL test_ntlm2(struct samlogon_state *samlogon_state, char **error_string)
 842 {
 843         BOOL pass = True;
 844         NTSTATUS nt_status;
 845         DATA_BLOB lm_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
 846         DATA_BLOB nt_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
 847
 848         uint8_t lm_key[8];
 849         uint8_t nt_hash[16];
 850         uint8_t lm_hash[16];
 851         uint8_t nt_key[16];
 852         uint8_t user_session_key[16];
 853         uint8_t expected_user_session_key[16];
 854         uint8_t session_nonce_hash[16];
 855         uint8_t client_chall[8];
 856
 857         struct MD5Context md5_session_nonce_ctx;
 858         HMACMD5Context hmac_ctx;
 859
 860         ZERO_STRUCT(user_session_key);
 861         ZERO_STRUCT(lm_key);
 862         generate_random_buffer(client_chall, 8);
 863
 864         MD5Init(&md5_session_nonce_ctx);
 865         MD5Update(&md5_session_nonce_ctx, samlogon_state->chall.data, 8);
 866         MD5Update(&md5_session_nonce_ctx, client_chall, 8);
 867         MD5Final(session_nonce_hash, &md5_session_nonce_ctx);
 868
 869         E_md4hash(samlogon_state->password, (uint8_t *)nt_hash);
 870         E_deshash(samlogon_state->password, (uint8_t *)lm_hash);
 871         SMBsesskeygen_ntv1((const uint8_t *)nt_hash,
 872                            nt_key);
 873
 874         SMBNTencrypt(samlogon_state->password, samlogon_state->chall.data, nt_response.data);
 875
 876         memcpy(lm_response.data, session_nonce_hash, 8);
 877         memset(lm_response.data + 8, 0, 16);
 878
 879         hmac_md5_init_rfc2104(nt_key, 16, &hmac_ctx);
 880         hmac_md5_update(samlogon_state->chall.data, 8, &hmac_ctx);
 881         hmac_md5_update(client_chall, 8, &hmac_ctx);
 882         hmac_md5_final(expected_user_session_key, &hmac_ctx);
 883
 884         nt_status = check_samlogon(samlogon_state,
 885                                    BREAK_NONE,
 886                                    &samlogon_state->chall,
 887                                    &lm_response,
 888                                    &nt_response,
 889                                    lm_key,
 890                                    user_session_key,
 891                                    error_string);
 892
 893         if (!NT_STATUS_IS_OK(nt_status)) {
 894                 return False;
 895         }
 896
 897         if (memcmp(lm_hash, lm_key,
 898                    sizeof(lm_key)) != 0) {
 899                 printf("LM Key does not match expectations!\n");
 900                 printf("lm_key:\n");
 901                 dump_data(1, lm_key, 8);
 902                 printf("expected:\n");
 903                 dump_data(1, lm_hash, 8);
 904                 pass = False;
 905         }
 906         if (memcmp(nt_key, user_session_key, 16) != 0) {
 907                 printf("NT Session Key does not match expectations (should be first-8 LM hash)!\n");
 908                 printf("user_session_key:\n");
 909                 dump_data(1, user_session_key, sizeof(user_session_key));
 910                 printf("expected:\n");
 911                 dump_data(1, nt_key, sizeof(nt_key));
 912                 pass = False;
 913         }
 914         return pass;
 915 }
 916
 917 static BOOL test_plaintext(struct samlogon_state *samlogon_state, enum ntlm_break break_which, char **error_string)
 918 {
 919         NTSTATUS nt_status;
 920         DATA_BLOB nt_response = data_blob(NULL, 0);
 921         DATA_BLOB lm_response = data_blob(NULL, 0);
 922         char *password;
 923         char *dospw;
 924         void *unicodepw;
 925
 926         uint8_t user_session_key[16];
 927         uint8_t lm_key[16];
 928         static const uint8_t zeros[8];
 929         DATA_BLOB chall = data_blob_talloc(samlogon_state->mem_ctx, zeros, sizeof(zeros));
 930
 931         ZERO_STRUCT(user_session_key);
 932
 933         if ((push_ucs2_talloc(samlogon_state->mem_ctx, &unicodepw,
 934                               samlogon_state->password)) == -1) {
 935                 DEBUG(0, ("push_ucs2_allocate failed!\n"));
 936                 exit(1);
 937         }
 938
 939         nt_response = data_blob_talloc(samlogon_state->mem_ctx, unicodepw, strlen_m(samlogon_state->password)*2);
 940
 941         password = strupper_talloc(samlogon_state->mem_ctx, samlogon_state->password);
 942
 943         if ((convert_string_talloc(samlogon_state->mem_ctx, CH_UNIX,
 944                                    CH_DOS, password,
 945                                    strlen(password)+1,
 946                                    (void**)&dospw)) == -1) {
 947                 DEBUG(0, ("convert_string_talloc failed!\n"));
 948                 exit(1);
 949         }
 950
 951         lm_response = data_blob_talloc(samlogon_state->mem_ctx, dospw, strlen(dospw));
 952
 953         nt_status = check_samlogon(samlogon_state,
 954                                    break_which,
 955                                    &chall,
 956                                    &lm_response,
 957                                    &nt_response,
 958                                    lm_key,
 959                                    user_session_key,
 960                                    error_string);
 961
 962         if (!NT_STATUS_IS_OK(nt_status)) {
 963                 return break_which == BREAK_NT;
 964         }
 965
 966         return True;
 967 }
 968
 969 static BOOL test_plaintext_none_broken(struct samlogon_state *samlogon_state,
 970                                        char **error_string) {
 971         return test_plaintext(samlogon_state, BREAK_NONE, error_string);
 972 }
 973
 974 static BOOL test_plaintext_lm_broken(struct samlogon_state *samlogon_state,
 975                                      char **error_string) {
 976         return test_plaintext(samlogon_state, BREAK_LM, error_string);
 977 }
 978
 979 static BOOL test_plaintext_nt_broken(struct samlogon_state *samlogon_state,
 980                                      char **error_string) {
 981         return test_plaintext(samlogon_state, BREAK_NT, error_string);
 982 }
 983
 984 static BOOL test_plaintext_nt_only(struct samlogon_state *samlogon_state,
 985                                    char **error_string) {
 986         return test_plaintext(samlogon_state, NO_LM, error_string);
 987 }
 988
 989 static BOOL test_plaintext_lm_only(struct samlogon_state *samlogon_state,
 990                                    char **error_string) {
 991         return test_plaintext(samlogon_state, NO_NT, error_string);
 992 }
 993
 994 /*
 995    Tests:
 996
 997    - LM only
 998    - NT and LM
 999    - NT
1000    - NT in LM field
1001    - NT in both fields
1002    - NTLMv2
1003    - NTLMv2 and LMv2
1004    - LMv2
1005    - plaintext tests (in challenge-response fields)
1006
1007    check we get the correct session key in each case
1008    check what values we get for the LM session key
1009
1010 */
1011
1012 static const struct ntlm_tests {
1013         BOOL (*fn)(struct samlogon_state *, char **);
1014         const char *name;
1015         BOOL expect_fail;
1016 } test_table[] = {
1017         {test_lm, "LM", False},
1018         {test_lm_ntlm, "LM and NTLM", False},
1019         {test_lm_ntlm_both_broken, "LM and NTLM, both broken", False},
1020         {test_ntlm, "NTLM", False},
1021         {test_ntlm_in_lm, "NTLM in LM", False},
1022         {test_ntlm_in_both, "NTLM in both", False},
1023         {test_ntlmv2, "NTLMv2", False},
1024         {test_lmv2_ntlmv2, "NTLMv2 and LMv2", False},
1025         {test_lmv2, "LMv2", False},
1026         {test_ntlmv2_lmv2_broken, "NTLMv2 and LMv2, LMv2 broken", False},
1027         {test_ntlmv2_ntlmv2_broken, "NTLMv2 and LMv2, NTLMv2 broken", False},
1028         {test_ntlmv2_both_broken, "NTLMv2 and LMv2, both broken", False},
1029         {test_ntlm_lm_broken, "NTLM and LM, LM broken", False},
1030         {test_ntlm_ntlm_broken, "NTLM and LM, NTLM broken", False},
1031         {test_ntlm2, "NTLM2 (NTLMv2 session security)", False},
1032         {test_lmv2_ntlm_both_broken, "LMv2 and NTLM, both broken", False},
1033         {test_lmv2_ntlm_break_ntlm, "LMv2 and NTLM, NTLM broken", False},
1034         {test_lmv2_ntlm_break_lm, "LMv2 and NTLM, LMv2 broken", False},
1035         {test_plaintext_none_broken, "Plaintext", True},
1036         {test_plaintext_lm_broken, "Plaintext LM broken", True},
1037         {test_plaintext_nt_broken, "Plaintext NT broken", True},
1038         {test_plaintext_nt_only, "Plaintext NT only", True},
1039         {test_plaintext_lm_only, "Plaintext LM only", True},
1040         {NULL, NULL}
1041 };
1042
1043 /*
1044   try a netlogon SamLogon
1045 */
1046 static BOOL test_SamLogon(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx,
1047                           struct creds_CredentialState *creds)
1048 {
1049         int i, v, l, f;
1050         BOOL ret = True;
1051         int validation_levels[] = {2,3,6};
1052         int logon_levels[] = { 2, 6 };
1053         int function_levels[] = {
1054                 DCERPC_NETR_LOGONSAMLOGON,
1055                 DCERPC_NETR_LOGONSAMLOGONEX,
1056                 DCERPC_NETR_LOGONSAMLOGONWITHFLAGS };
1057         struct samlogon_state samlogon_state;
1058
1059         printf("testing netr_LogonSamLogon and netr_LogonSamLogonWithFlags\n");
1060
1061         samlogon_state.mem_ctx = mem_ctx;
1062         samlogon_state.account_name = lp_parm_string(-1, "torture", "username");
1063         samlogon_state.account_domain = lp_parm_string(-1, "torture", "userdomain");
1064         samlogon_state.password = lp_parm_string(-1, "torture", "password");
1065         samlogon_state.p = p;
1066         samlogon_state.creds = creds;
1067
1068         samlogon_state.chall = data_blob_talloc(mem_ctx, NULL, 8);
1069
1070         generate_random_buffer(samlogon_state.chall.data, 8);
1071         samlogon_state.r_flags.in.server_name = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p));
1072         samlogon_state.r_flags.in.workstation = TEST_MACHINE_NAME;
1073         samlogon_state.r_flags.in.credential = &samlogon_state.auth;
1074         samlogon_state.r_flags.in.return_authenticator = &samlogon_state.auth2;
1075         samlogon_state.r_flags.in.flags = 0;
1076
1077         samlogon_state.r_ex.in.server_name = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p));
1078         samlogon_state.r_ex.in.workstation = TEST_MACHINE_NAME;
1079         samlogon_state.r_ex.in.flags = 0;
1080
1081         samlogon_state.r.in.server_name = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p));
1082         samlogon_state.r.in.workstation = TEST_MACHINE_NAME;
1083         samlogon_state.r.in.credential = &samlogon_state.auth;
1084         samlogon_state.r.in.return_authenticator = &samlogon_state.auth2;
1085
1086         for (f=0;f<ARRAY_SIZE(function_levels);f++) {
1087                 for (i=0; test_table[i].fn; i++) {
1088                         for (v=0;v<ARRAY_SIZE(validation_levels);v++) {
1089                                 for (l=0;l<ARRAY_SIZE(logon_levels);l++) {
1090                                         char *error_string = NULL;
1091                                         samlogon_state.function_level = function_levels[f];
1092                                         samlogon_state.r.in.validation_level = validation_levels[v];
1093                                         samlogon_state.r.in.logon_level = logon_levels[l];
1094                                         samlogon_state.r_ex.in.validation_level = validation_levels[v];
1095                                         samlogon_state.r_ex.in.logon_level = logon_levels[l];
1096                                         samlogon_state.r_flags.in.validation_level = validation_levels[v];
1097                                         samlogon_state.r_flags.in.logon_level = logon_levels[l];
1098                                         if (!test_table[i].fn(&samlogon_state, &error_string)) {
1099                                                 printf("Testing '%s' at validation level %d, logon level %d, function %d: \n",
1100                                                        test_table[i].name, validation_levels[v],
1101                                                        logon_levels[l], function_levels[f]);
1102
1103                                                 if (test_table[i].expect_fail) {
1104                                                         printf(" failed (expected, test incomplete): %s\n", error_string);
1105                                                 } else {
1106                                                         printf(" failed: %s\n", error_string);
1107                                                         ret = False;
1108                                                 }
1109                                                 SAFE_FREE(error_string);
1110                                         }
1111                                 }
1112                         }
1113                 }
1114         }
1115
1116         return ret;
1117 }
1118
1119 /*
1120   test an ADS style interactive domain logon
1121 */
1122 static BOOL test_InteractiveLogon(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx,
1123                                   struct creds_CredentialState *creds)
1124 {
1125         NTSTATUS status;
1126         struct netr_LogonSamLogonWithFlags r;
1127         struct netr_Authenticator a, ra;
1128         struct netr_PasswordInfo pinfo;
1129         const char *plain_pass;
1130
1131         ZERO_STRUCT(a);
1132         ZERO_STRUCT(r);
1133         ZERO_STRUCT(ra);
1134
1135         creds_client_authenticator(creds, &a);
1136
1137         r.in.server_name = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p));
1138         r.in.workstation = TEST_MACHINE_NAME;
1139         r.in.credential = &a;
1140         r.in.return_authenticator = &ra;
1141         r.in.logon_level = 5;
1142         r.in.logon.password = &pinfo;
1143         r.in.validation_level = 6;
1144         r.in.flags = 0;
1145
1146         pinfo.identity_info.domain_name.string = lp_parm_string(-1, "torture", "userdomain");
1147         pinfo.identity_info.parameter_control = 0;
1148         pinfo.identity_info.logon_id_low = 0;
1149         pinfo.identity_info.logon_id_high = 0;
1150         pinfo.identity_info.account_name.string = lp_parm_string(-1, "torture", "username");
1151         pinfo.identity_info.workstation.string = TEST_MACHINE_NAME;
1152
1153         plain_pass = lp_parm_string(-1, "torture", "password");
1154
1155         E_deshash(plain_pass, pinfo.lmpassword.hash);
1156         E_md4hash(plain_pass, pinfo.ntpassword.hash);
1157
1158         if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
1159                 creds_arcfour_crypt(creds, pinfo.lmpassword.hash, 16);
1160                 creds_arcfour_crypt(creds, pinfo.ntpassword.hash, 16);
1161         } else {
1162                 creds_des_encrypt(creds, &pinfo.lmpassword);
1163                 creds_des_encrypt(creds, &pinfo.ntpassword);
1164         }
1165
1166         printf("Testing netr_LogonSamLogonWithFlags (Interactive Logon)\n");
1167
1168         status = dcerpc_netr_LogonSamLogonWithFlags(p, mem_ctx, &r);
1169         if (!NT_STATUS_IS_OK(status)) {
1170                 printf("netr_LogonSamLogonWithFlags - %s\n", nt_errstr(status));
1171                 return False;
1172         }
1173
1174         if (!creds_client_check(creds, &r.out.return_authenticator->cred)) {
1175                 printf("Credential chaining failed\n");
1176                 return False;
1177         }
1178
1179         return True;
1180 }
1181
1182
1183
1184 BOOL torture_rpc_samlogon(void)
1185 {
1186         NTSTATUS status;
1187         struct dcerpc_pipe *p;
1188         struct dcerpc_binding b;
1189         TALLOC_CTX *mem_ctx;
1190         BOOL ret = True;
1191         void *join_ctx;
1192         const char *machine_password;
1193         const char *binding = lp_parm_string(-1, "torture", "binding");
1194         int i;
1195
1196         unsigned int credential_flags[] = {
1197                 NETLOGON_NEG_AUTH2_FLAGS,
1198                 NETLOGON_NEG_ARCFOUR,
1199                 NETLOGON_NEG_ARCFOUR | NETLOGON_NEG_128BIT,
1200                 NETLOGON_NEG_AUTH2_ADS_FLAGS,
1201                 0 /* yes, this is a valid flag, causes the use of DES */
1202         };
1203
1204         struct creds_CredentialState *creds;
1205
1206         mem_ctx = talloc_init("torture_rpc_netlogon");
1207
1208         join_ctx = torture_join_domain(TEST_MACHINE_NAME, lp_workgroup(), ACB_SVRTRUST,
1209                                        &machine_password);
1210         if (!join_ctx) {
1211                 printf("Failed to join as BDC\n");
1212                 return False;
1213         }
1214
1215         status = dcerpc_parse_binding(mem_ctx, binding, &b);
1216         if (!NT_STATUS_IS_OK(status)) {
1217                 printf("Bad binding string %s\n", binding);
1218                 ret = False;
1219                 goto failed;
1220         }
1221
1222         /* We have to use schannel, otherwise the SamLogonEx fails
1223          * with INTERNAL_ERROR */
1224
1225         b.flags &= ~DCERPC_AUTH_OPTIONS;
1226         b.flags |= DCERPC_SCHANNEL_BDC | DCERPC_SIGN | DCERPC_SCHANNEL_128;
1227
1228         status = dcerpc_pipe_connect_b(&p, &b,
1229                                        DCERPC_NETLOGON_UUID,
1230                                        DCERPC_NETLOGON_VERSION,
1231                                        lp_workgroup(),
1232                                        TEST_MACHINE_NAME,
1233                                        machine_password);
1234
1235         if (!NT_STATUS_IS_OK(status)) {
1236                 ret = False;
1237                 goto failed;
1238         }
1239
1240         status = dcerpc_schannel_creds(p->security_state.generic_state, mem_ctx, &creds);
1241         if (!NT_STATUS_IS_OK(status)) {
1242                 ret = False;
1243                 goto failed;
1244         }
1245
1246         if (!test_InteractiveLogon(p, mem_ctx, creds)) {
1247                 ret = False;
1248         }
1249
1250         if (!test_SamLogon(p, mem_ctx, creds)) {
1251                 ret = False;
1252         }
1253
1254         for (i=0; i < ARRAY_SIZE(credential_flags); i++) {
1255
1256                 if (!test_SetupCredentials2(p, mem_ctx, credential_flags[i],
1257                                             TEST_MACHINE_NAME, machine_password, creds)) {
1258                         return False;
1259                 }
1260
1261                 if (!test_InteractiveLogon(p, mem_ctx, creds)) {
1262                         ret = False;
1263                 }
1264
1265                 if (!test_SamLogon(p, mem_ctx, creds)) {
1266                         ret = False;
1267                 }
1268         }
1269
1270         for (i=0; i < 32; i++) {
1271                 if (!test_SetupCredentials2(p, mem_ctx, 1 << i,
1272                                             TEST_MACHINE_NAME, machine_password, creds)) {
1273                         return False;
1274                 }
1275
1276                 if (!test_InteractiveLogon(p, mem_ctx, creds)) {
1277                         ret = False;
1278                 }
1279
1280                 if (!test_SamLogon(p, mem_ctx, creds)) {
1281                         ret = False;
1282                 }
1283         }
1284
1285 failed:
1286         talloc_destroy(mem_ctx);
1287
1288         torture_rpc_close(p);
1289
1290         torture_leave_domain(join_ctx);
1291
1292         return ret;
1293 }