source4/torture/rpc/schannel.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    test suite for schannel operations
   5
   6    Copyright (C) Andrew Tridgell 2004
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #include "includes.h"
  23 #include "librpc/gen_ndr/ndr_netlogon_c.h"
  24 #include "librpc/gen_ndr/ndr_lsa_c.h"
  25 #include "librpc/gen_ndr/ndr_samr_c.h"
  26 #include "auth/credentials/credentials.h"
  27 #include "torture/rpc/rpc.h"
  28 #include "lib/cmdline/popt_common.h"
  29 #include "auth/gensec/schannel_proto.h"
  30 #include "libcli/auth/libcli_auth.h"
  31 #include "libcli/security/security.h"
  32 #include "system/filesys.h"
  33 #include "param/param.h"
  34 #include "librpc/rpc/dcerpc_proto.h"
  35 #include "auth/gensec/gensec.h"
  36 #include "libcli/composite/composite.h"
  37 #include "lib/events/events.h"
  38
  39 #define TEST_MACHINE_NAME "schannel"
  40
  41 /*
  42   try a netlogon SamLogon
  43 */
  44 bool test_netlogon_ex_ops(struct dcerpc_pipe *p, struct torture_context *tctx,
  45                           struct cli_credentials *credentials,
  46                           struct creds_CredentialState *creds)
  47 {
  48         NTSTATUS status;
  49         struct netr_LogonSamLogonEx r;
  50         struct netr_NetworkInfo ninfo;
  51         union netr_LogonLevel logon;
  52         union netr_Validation validation;
  53         uint8_t authoritative = 0;
  54         uint32_t _flags = 0;
  55         DATA_BLOB names_blob, chal, lm_resp, nt_resp;
  56         int i;
  57         int flags = CLI_CRED_NTLM_AUTH;
  58         if (lp_client_lanman_auth(tctx->lp_ctx)) {
  59                 flags |= CLI_CRED_LANMAN_AUTH;
  60         }
  61
  62         if (lp_client_ntlmv2_auth(tctx->lp_ctx)) {
  63                 flags |= CLI_CRED_NTLMv2_AUTH;
  64         }
  65
  66         cli_credentials_get_ntlm_username_domain(cmdline_credentials, tctx,
  67                                                  &ninfo.identity_info.account_name.string,
  68                                                  &ninfo.identity_info.domain_name.string);
  69
  70         generate_random_buffer(ninfo.challenge,
  71                                sizeof(ninfo.challenge));
  72         chal = data_blob_const(ninfo.challenge,
  73                                sizeof(ninfo.challenge));
  74
  75         names_blob = NTLMv2_generate_names_blob(tctx, cli_credentials_get_workstation(credentials),
  76                                                 cli_credentials_get_domain(credentials));
  77
  78         status = cli_credentials_get_ntlm_response(cmdline_credentials, tctx,
  79                                                    &flags,
  80                                                    chal,
  81                                                    names_blob,
  82                                                    &lm_resp, &nt_resp,
  83                                                    NULL, NULL);
  84         torture_assert_ntstatus_ok(tctx, status,
  85                                    "cli_credentials_get_ntlm_response failed");
  86
  87         ninfo.lm.data = lm_resp.data;
  88         ninfo.lm.length = lm_resp.length;
  89
  90         ninfo.nt.data = nt_resp.data;
  91         ninfo.nt.length = nt_resp.length;
  92
  93         ninfo.identity_info.parameter_control = 0;
  94         ninfo.identity_info.logon_id_low = 0;
  95         ninfo.identity_info.logon_id_high = 0;
  96         ninfo.identity_info.workstation.string = cli_credentials_get_workstation(credentials);
  97
  98         logon.network = &ninfo;
  99
 100         r.in.server_name = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
 101         r.in.computer_name = cli_credentials_get_workstation(credentials);
 102         r.in.logon_level = 2;
 103         r.in.logon= &logon;
 104         r.in.flags = &_flags;
 105         r.out.validation = &validation;
 106         r.out.authoritative = &authoritative;
 107         r.out.flags = &_flags;
 108
 109         torture_comment(tctx,
 110                         "Testing LogonSamLogonEx with name %s\n",
 111                         ninfo.identity_info.account_name.string);
 112
 113         for (i=2;i<3;i++) {
 114                 r.in.validation_level = i;
 115
 116                 status = dcerpc_netr_LogonSamLogonEx(p, tctx, &r);
 117                 torture_assert_ntstatus_ok(tctx, status, "LogonSamLogon failed");
 118         }
 119
 120         return true;
 121 }
 122
 123 /*
 124   do some samr ops using the schannel connection
 125  */
 126 static bool test_samr_ops(struct torture_context *tctx,
 127                           struct dcerpc_pipe *p)
 128 {
 129         NTSTATUS status;
 130         struct samr_GetDomPwInfo r;
 131         struct samr_Connect connect;
 132         struct samr_OpenDomain opendom;
 133         int i;
 134         struct lsa_String name;
 135         struct policy_handle handle;
 136         struct policy_handle domain_handle;
 137
 138         name.string = lp_workgroup(tctx->lp_ctx);
 139         r.in.domain_name = &name;
 140
 141         connect.in.system_name = 0;
 142         connect.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 143         connect.out.connect_handle = &handle;
 144
 145         printf("Testing Connect and OpenDomain on BUILTIN\n");
 146
 147         status = dcerpc_samr_Connect(p, tctx, &connect);
 148         if (!NT_STATUS_IS_OK(status)) {
 149                 if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
 150                         printf("Connect failed (expected, schannel mapped to anonymous): %s\n",
 151                                nt_errstr(status));
 152                 } else {
 153                         printf("Connect failed - %s\n", nt_errstr(status));
 154                         return false;
 155                 }
 156         } else {
 157                 opendom.in.connect_handle = &handle;
 158                 opendom.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 159                 opendom.in.sid = dom_sid_parse_talloc(tctx, "S-1-5-32");
 160                 opendom.out.domain_handle = &domain_handle;
 161
 162                 status = dcerpc_samr_OpenDomain(p, tctx, &opendom);
 163                 if (!NT_STATUS_IS_OK(status)) {
 164                         printf("OpenDomain failed - %s\n", nt_errstr(status));
 165                         return false;
 166                 }
 167         }
 168
 169         printf("Testing GetDomPwInfo with name %s\n", r.in.domain_name->string);
 170
 171         /* do several ops to test credential chaining */
 172         for (i=0;i<5;i++) {
 173                 status = dcerpc_samr_GetDomPwInfo(p, tctx, &r);
 174                 if (!NT_STATUS_IS_OK(status)) {
 175                         if (!NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
 176                                 printf("GetDomPwInfo op %d failed - %s\n", i, nt_errstr(status));
 177                                 return false;
 178                         }
 179                 }
 180         }
 181
 182         return true;
 183 }
 184
 185
 186 /*
 187   do some lsa ops using the schannel connection
 188  */
 189 static bool test_lsa_ops(struct torture_context *tctx, struct dcerpc_pipe *p)
 190 {
 191         struct lsa_GetUserName r;
 192         NTSTATUS status;
 193         bool ret = true;
 194         struct lsa_String *account_name_p = NULL;
 195         struct lsa_String *authority_name_p = NULL;
 196
 197         printf("\nTesting GetUserName\n");
 198
 199         r.in.system_name = "\\";
 200         r.in.account_name = &account_name_p;
 201         r.in.authority_name = &authority_name_p;
 202         r.out.account_name = &account_name_p;
 203
 204         /* do several ops to test credential chaining and various operations */
 205         status = dcerpc_lsa_GetUserName(p, tctx, &r);
 206
 207         authority_name_p = *r.out.authority_name;
 208
 209         if (NT_STATUS_EQUAL(status, NT_STATUS_RPC_PROTSEQ_NOT_SUPPORTED)) {
 210                 printf("not considering %s to be an error\n", nt_errstr(status));
 211         } else if (!NT_STATUS_IS_OK(status)) {
 212                 printf("GetUserName failed - %s\n", nt_errstr(status));
 213                 return false;
 214         } else {
 215                 if (!r.out.account_name) {
 216                         return false;
 217                 }
 218
 219                 if (strcmp(account_name_p->string, "ANONYMOUS LOGON") != 0) {
 220                         printf("GetUserName returned wrong user: %s, expected %s\n",
 221                                account_name_p->string, "ANONYMOUS LOGON");
 222                         return false;
 223                 }
 224                 if (!authority_name_p || !authority_name_p->string) {
 225                         return false;
 226                 }
 227
 228                 if (strcmp(authority_name_p->string, "NT AUTHORITY") != 0) {
 229                         printf("GetUserName returned wrong user: %s, expected %s\n",
 230                                authority_name_p->string, "NT AUTHORITY");
 231                         return false;
 232                 }
 233         }
 234         if (!test_many_LookupSids(p, tctx, NULL)) {
 235                 printf("LsaLookupSids3 failed!\n");
 236                 return false;
 237         }
 238
 239         return ret;
 240 }
 241
 242
 243 /*
 244   test a schannel connection with the given flags
 245  */
 246 static bool test_schannel(struct torture_context *tctx,
 247                           uint16_t acct_flags, uint32_t dcerpc_flags,
 248                           int i)
 249 {
 250         struct test_join *join_ctx;
 251         NTSTATUS status;
 252         const char *binding = torture_setting_string(tctx, "binding", NULL);
 253         struct dcerpc_binding *b;
 254         struct dcerpc_pipe *p = NULL;
 255         struct dcerpc_pipe *p_netlogon = NULL;
 256         struct dcerpc_pipe *p_netlogon2 = NULL;
 257         struct dcerpc_pipe *p_netlogon3 = NULL;
 258         struct dcerpc_pipe *p_samr2 = NULL;
 259         struct dcerpc_pipe *p_lsa = NULL;
 260         struct creds_CredentialState *creds;
 261         struct cli_credentials *credentials;
 262
 263         join_ctx = torture_join_domain(tctx,
 264                                        talloc_asprintf(tctx, "%s%d", TEST_MACHINE_NAME, i),
 265                                        acct_flags, &credentials);
 266         torture_assert(tctx, join_ctx != NULL, "Failed to join domain");
 267
 268         status = dcerpc_parse_binding(tctx, binding, &b);
 269         torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
 270
 271         b->flags &= ~DCERPC_AUTH_OPTIONS;
 272         b->flags |= dcerpc_flags;
 273
 274         status = dcerpc_pipe_connect_b(tctx, &p, b, &ndr_table_samr,
 275                                        credentials, tctx->ev, tctx->lp_ctx);
 276         torture_assert_ntstatus_ok(tctx, status,
 277                 "Failed to connect with schannel");
 278
 279         torture_assert(tctx, test_samr_ops(tctx, p),
 280                        "Failed to process schannel secured SAMR ops");
 281
 282         /* Also test that when we connect to the netlogon pipe, that
 283          * the credentials we setup on the first pipe are valid for
 284          * the second */
 285
 286         /* Swap the binding details from SAMR to NETLOGON */
 287         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
 288         torture_assert_ntstatus_ok(tctx, status, "epm map");
 289
 290         status = dcerpc_secondary_connection(p, &p_netlogon,
 291                                              b);
 292         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 293
 294         status = dcerpc_bind_auth(p_netlogon, &ndr_table_netlogon,
 295                                   credentials, lp_gensec_settings(tctx, tctx->lp_ctx),
 296                                   DCERPC_AUTH_TYPE_SCHANNEL,
 297                                   dcerpc_auth_level(p->conn),
 298                                   NULL);
 299
 300         torture_assert_ntstatus_ok(tctx, status, "bind auth");
 301
 302         status = dcerpc_schannel_creds(p_netlogon->conn->security_state.generic_state, tctx, &creds);
 303         torture_assert_ntstatus_ok(tctx, status, "schannel creds");
 304
 305         /* do a couple of logins */
 306         torture_assert(tctx, test_netlogon_ops(p_netlogon, tctx, credentials, creds),
 307                 "Failed to process schannel secured NETLOGON ops");
 308
 309         torture_assert(tctx, test_netlogon_ex_ops(p_netlogon, tctx, credentials, creds),
 310                 "Failed to process schannel secured NETLOGON EX ops");
 311
 312         /* Swap the binding details from SAMR to LSARPC */
 313         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_lsarpc, tctx->ev, tctx->lp_ctx);
 314         torture_assert_ntstatus_ok(tctx, status, "epm map");
 315
 316         status = dcerpc_secondary_connection(p, &p_lsa,
 317                                              b);
 318
 319         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 320
 321         status = dcerpc_bind_auth(p_lsa, &ndr_table_lsarpc,
 322                                   credentials, lp_gensec_settings(tctx, tctx->lp_ctx),
 323                                   DCERPC_AUTH_TYPE_SCHANNEL,
 324                                   dcerpc_auth_level(p->conn),
 325                                   NULL);
 326
 327         torture_assert_ntstatus_ok(tctx, status, "bind auth");
 328
 329         torture_assert(tctx, test_lsa_ops(tctx, p_lsa),
 330                 "Failed to process schannel secured LSA ops");
 331
 332         /* Drop the socket, we want to start from scratch */
 333         talloc_free(p);
 334         p = NULL;
 335
 336         /* Now see what we are still allowed to do */
 337
 338         status = dcerpc_parse_binding(tctx, binding, &b);
 339         torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
 340
 341         b->flags &= ~DCERPC_AUTH_OPTIONS;
 342         b->flags |= dcerpc_flags;
 343
 344         status = dcerpc_pipe_connect_b(tctx, &p_samr2, b, &ndr_table_samr,
 345                                        credentials, tctx->ev, tctx->lp_ctx);
 346         torture_assert_ntstatus_ok(tctx, status,
 347                 "Failed to connect with schannel");
 348
 349         /* do a some SAMR operations.  We have *not* done a new serverauthenticate */
 350         torture_assert (tctx, test_samr_ops(tctx, p_samr2),
 351                         "Failed to process schannel secured SAMR ops (on fresh connection)");
 352
 353         /* Swap the binding details from SAMR to NETLOGON */
 354         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
 355         torture_assert_ntstatus_ok(tctx, status, "epm");
 356
 357         status = dcerpc_secondary_connection(p_samr2, &p_netlogon2,
 358                                              b);
 359         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 360
 361         /* and now setup an SCHANNEL bind on netlogon */
 362         status = dcerpc_bind_auth(p_netlogon2, &ndr_table_netlogon,
 363                                   credentials, lp_gensec_settings(tctx, tctx->lp_ctx),
 364                                   DCERPC_AUTH_TYPE_SCHANNEL,
 365                                   dcerpc_auth_level(p_samr2->conn),
 366                                   NULL);
 367
 368         torture_assert_ntstatus_ok(tctx, status, "auth failed");
 369
 370         /* Try the schannel-only SamLogonEx operation */
 371         torture_assert(tctx, test_netlogon_ex_ops(p_netlogon2, tctx, credentials, creds),
 372                        "Failed to process schannel secured NETLOGON EX ops (on fresh connection)");
 373
 374
 375         /* And the more traditional style, proving that the
 376          * credentials chaining state is fully present */
 377         torture_assert(tctx, test_netlogon_ops(p_netlogon2, tctx, credentials, creds),
 378                              "Failed to process schannel secured NETLOGON ops (on fresh connection)");
 379
 380         /* Drop the socket, we want to start from scratch (again) */
 381         talloc_free(p_samr2);
 382
 383         /* We don't want schannel for this test */
 384         b->flags &= ~DCERPC_AUTH_OPTIONS;
 385
 386         status = dcerpc_pipe_connect_b(tctx, &p_netlogon3, b, &ndr_table_netlogon,
 387                                        credentials, tctx->ev, tctx->lp_ctx);
 388         torture_assert_ntstatus_ok(tctx, status, "Failed to connect without schannel");
 389
 390         torture_assert(tctx, !test_netlogon_ex_ops(p_netlogon3, tctx, credentials, creds),
 391                         "Processed NOT schannel secured NETLOGON EX ops without SCHANNEL (unsafe)");
 392
 393         /* Required because the previous call will mark the current context as having failed */
 394         tctx->last_result = TORTURE_OK;
 395         tctx->last_reason = NULL;
 396
 397         torture_assert(tctx, test_netlogon_ops(p_netlogon3, tctx, credentials, creds),
 398                         "Failed to processed NOT schannel secured NETLOGON ops without new ServerAuth");
 399
 400         torture_leave_domain(tctx, join_ctx);
 401         return true;
 402 }
 403
 404
 405
 406 /*
 407   a schannel test suite
 408  */
 409 bool torture_rpc_schannel(struct torture_context *torture)
 410 {
 411         bool ret = true;
 412         struct {
 413                 uint16_t acct_flags;
 414                 uint32_t dcerpc_flags;
 415         } tests[] = {
 416                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN},
 417                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL},
 418                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128},
 419                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 },
 420                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN },
 421                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL },
 422                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128 },
 423                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 }
 424         };
 425         int i;
 426
 427         for (i=0;i<ARRAY_SIZE(tests);i++) {
 428                 if (!test_schannel(torture,
 429                                    tests[i].acct_flags, tests[i].dcerpc_flags,
 430                                    i)) {
 431                         torture_comment(torture, "Failed with acct_flags=0x%x dcerpc_flags=0x%x \n",
 432                                tests[i].acct_flags, tests[i].dcerpc_flags);
 433                         ret = false;
 434                 }
 435         }
 436
 437         return ret;
 438 }
 439
 440 /*
 441   test two schannel connections
 442  */
 443 bool torture_rpc_schannel2(struct torture_context *torture)
 444 {
 445         struct test_join *join_ctx;
 446         NTSTATUS status;
 447         const char *binding = torture_setting_string(torture, "binding", NULL);
 448         struct dcerpc_binding *b;
 449         struct dcerpc_pipe *p1 = NULL, *p2 = NULL;
 450         struct cli_credentials *credentials1, *credentials2;
 451         uint32_t dcerpc_flags = DCERPC_SCHANNEL | DCERPC_SIGN;
 452
 453         join_ctx = torture_join_domain(torture, talloc_asprintf(torture, "%s2", TEST_MACHINE_NAME),
 454                                        ACB_WSTRUST, &credentials1);
 455         torture_assert(torture, join_ctx != NULL,
 456                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 457
 458         credentials2 = (struct cli_credentials *)talloc_memdup(torture, credentials1, sizeof(*credentials1));
 459         credentials1->netlogon_creds = NULL;
 460         credentials2->netlogon_creds = NULL;
 461
 462         status = dcerpc_parse_binding(torture, binding, &b);
 463         torture_assert_ntstatus_ok(torture, status, "Bad binding string");
 464
 465         b->flags &= ~DCERPC_AUTH_OPTIONS;
 466         b->flags |= dcerpc_flags;
 467
 468         printf("Opening first connection\n");
 469         status = dcerpc_pipe_connect_b(torture, &p1, b, &ndr_table_netlogon,
 470                                        credentials1, torture->ev, torture->lp_ctx);
 471         torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
 472
 473         torture_comment(torture, "Opening second connection\n");
 474         status = dcerpc_pipe_connect_b(torture, &p2, b, &ndr_table_netlogon,
 475                                        credentials2, torture->ev, torture->lp_ctx);
 476         torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
 477
 478         credentials1->netlogon_creds = NULL;
 479         credentials2->netlogon_creds = NULL;
 480
 481         torture_comment(torture, "Testing logon on pipe1\n");
 482         if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
 483                 return false;
 484
 485         torture_comment(torture, "Testing logon on pipe2\n");
 486         if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
 487                 return false;
 488
 489         torture_comment(torture, "Again on pipe1\n");
 490         if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
 491                 return false;
 492
 493         torture_comment(torture, "Again on pipe2\n");
 494         if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
 495                 return false;
 496
 497         torture_leave_domain(torture, join_ctx);
 498         return true;
 499 }
 500
 501 struct torture_schannel_bench;
 502
 503 struct torture_schannel_bench_conn {
 504         struct torture_schannel_bench *s;
 505         int index;
 506         struct cli_credentials *wks_creds;
 507         struct dcerpc_pipe *pipe;
 508         struct netr_LogonSamLogonEx r;
 509         struct netr_NetworkInfo ninfo;
 510         TALLOC_CTX *tmp;
 511         uint64_t total;
 512         uint32_t count;
 513 };
 514
 515 struct torture_schannel_bench {
 516         struct torture_context *tctx;
 517         bool progress;
 518         int timelimit;
 519         int nprocs;
 520         int nconns;
 521         struct torture_schannel_bench_conn *conns;
 522         struct test_join *join_ctx1;
 523         struct cli_credentials *wks_creds1;
 524         struct test_join *join_ctx2;
 525         struct cli_credentials *wks_creds2;
 526         struct cli_credentials *user1_creds;
 527         struct cli_credentials *user2_creds;
 528         struct dcerpc_binding *b;
 529         NTSTATUS error;
 530         uint64_t total;
 531         uint32_t count;
 532         bool stopped;
 533 };
 534
 535 static void torture_schannel_bench_connected(struct composite_context *c)
 536 {
 537         struct torture_schannel_bench_conn *conn =
 538                 (struct torture_schannel_bench_conn *)c->async.private_data;
 539         struct torture_schannel_bench *s = talloc_get_type(conn->s,
 540                                            struct torture_schannel_bench);
 541
 542         s->error = dcerpc_pipe_connect_b_recv(c, s->conns, &conn->pipe);
 543         torture_comment(s->tctx, "conn[%u]: %s\n", conn->index, nt_errstr(s->error));
 544         if (NT_STATUS_IS_OK(s->error)) {
 545                 s->nconns++;
 546         }
 547 }
 548
 549 static void torture_schannel_bench_recv(struct rpc_request *req);
 550
 551 static bool torture_schannel_bench_start(struct torture_schannel_bench_conn *conn)
 552 {
 553         struct torture_schannel_bench *s = conn->s;
 554         NTSTATUS status;
 555         DATA_BLOB names_blob, chal, lm_resp, nt_resp;
 556         int flags = CLI_CRED_NTLM_AUTH;
 557         struct rpc_request *req;
 558         struct cli_credentials *user_creds;
 559
 560         if (conn->total % 2) {
 561                 user_creds = s->user1_creds;
 562         } else {
 563                 user_creds = s->user2_creds;
 564         }
 565
 566         if (lp_client_lanman_auth(s->tctx->lp_ctx)) {
 567                 flags |= CLI_CRED_LANMAN_AUTH;
 568         }
 569
 570         if (lp_client_ntlmv2_auth(s->tctx->lp_ctx)) {
 571                 flags |= CLI_CRED_NTLMv2_AUTH;
 572         }
 573
 574         talloc_free(conn->tmp);
 575         conn->tmp = talloc_new(s);
 576         ZERO_STRUCT(conn->ninfo);
 577         ZERO_STRUCT(conn->r);
 578
 579         cli_credentials_get_ntlm_username_domain(user_creds, conn->tmp,
 580                                                  &conn->ninfo.identity_info.account_name.string,
 581                                                  &conn->ninfo.identity_info.domain_name.string);
 582
 583         generate_random_buffer(conn->ninfo.challenge,
 584                                sizeof(conn->ninfo.challenge));
 585         chal = data_blob_const(conn->ninfo.challenge,
 586                                sizeof(conn->ninfo.challenge));
 587
 588         names_blob = NTLMv2_generate_names_blob(conn->tmp,
 589                                                 cli_credentials_get_workstation(conn->wks_creds),
 590                                                 cli_credentials_get_domain(conn->wks_creds));
 591
 592         status = cli_credentials_get_ntlm_response(user_creds, conn->tmp,
 593                                                    &flags,
 594                                                    chal,
 595                                                    names_blob,
 596                                                    &lm_resp, &nt_resp,
 597                                                    NULL, NULL);
 598         torture_assert_ntstatus_ok(s->tctx, status,
 599                                    "cli_credentials_get_ntlm_response failed");
 600
 601         conn->ninfo.lm.data = lm_resp.data;
 602         conn->ninfo.lm.length = lm_resp.length;
 603
 604         conn->ninfo.nt.data = nt_resp.data;
 605         conn->ninfo.nt.length = nt_resp.length;
 606
 607         conn->ninfo.identity_info.parameter_control = 0;
 608         conn->ninfo.identity_info.logon_id_low = 0;
 609         conn->ninfo.identity_info.logon_id_high = 0;
 610         conn->ninfo.identity_info.workstation.string = cli_credentials_get_workstation(conn->wks_creds);
 611
 612         conn->r.in.server_name = talloc_asprintf(conn->tmp, "\\\\%s", dcerpc_server_name(conn->pipe));
 613         conn->r.in.computer_name = cli_credentials_get_workstation(conn->wks_creds);
 614         conn->r.in.logon_level = 2;
 615         conn->r.in.logon = talloc(conn->tmp, union netr_LogonLevel);
 616         conn->r.in.logon->network = &conn->ninfo;
 617         conn->r.in.flags = talloc(conn->tmp, uint32_t);
 618         conn->r.in.validation_level = 2;
 619         conn->r.out.validation = talloc(conn->tmp, union netr_Validation);
 620         conn->r.out.authoritative = talloc(conn->tmp, uint8_t);
 621         conn->r.out.flags = conn->r.in.flags;
 622
 623         req = dcerpc_netr_LogonSamLogonEx_send(conn->pipe, conn->tmp, &conn->r);
 624         torture_assert(s->tctx, req, "Failed to setup LogonSamLogonEx request");
 625
 626         req->async.callback = torture_schannel_bench_recv;
 627         req->async.private_data = conn;
 628
 629         return true;
 630 }
 631
 632 static void torture_schannel_bench_recv(struct rpc_request *req)
 633 {
 634         bool ret;
 635         struct torture_schannel_bench_conn *conn =
 636                 (struct torture_schannel_bench_conn *)req->async.private_data;
 637         struct torture_schannel_bench *s = talloc_get_type(conn->s,
 638                                            struct torture_schannel_bench);
 639
 640         s->error = dcerpc_ndr_request_recv(req);
 641         if (!NT_STATUS_IS_OK(s->error)) {
 642                 return;
 643         }
 644
 645         conn->total++;
 646         conn->count++;
 647
 648         if (s->stopped) {
 649                 return;
 650         }
 651
 652         ret = torture_schannel_bench_start(conn);
 653         if (!ret) {
 654                 s->error = NT_STATUS_INTERNAL_ERROR;
 655         }
 656 }
 657
 658 /*
 659   test multiple schannel connection in parallel
 660  */
 661 bool torture_rpc_schannel_bench1(struct torture_context *torture)
 662 {
 663         bool ret = true;
 664         NTSTATUS status;
 665         const char *binding = torture_setting_string(torture, "binding", NULL);
 666         struct torture_schannel_bench *s;
 667         struct timeval start;
 668         struct timeval end;
 669         int i;
 670         const char *tmp;
 671
 672         s = talloc_zero(torture, struct torture_schannel_bench);
 673         s->tctx = torture;
 674         s->progress = torture_setting_bool(torture, "progress", true);
 675         s->timelimit = torture_setting_int(torture, "timelimit", 10);
 676         s->nprocs = torture_setting_int(torture, "nprocs", 4);
 677         s->conns = talloc_zero_array(s, struct torture_schannel_bench_conn, s->nprocs);
 678
 679         s->user1_creds = (struct cli_credentials *)talloc_memdup(s,
 680                                                                  cmdline_credentials,
 681                                                                  sizeof(*s->user1_creds));
 682         tmp = torture_setting_string(s->tctx, "extra_user1", NULL);
 683         if (tmp) {
 684                 cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
 685         }
 686         s->user2_creds = (struct cli_credentials *)talloc_memdup(s,
 687                                                                  cmdline_credentials,
 688                                                                  sizeof(*s->user1_creds));
 689         tmp = torture_setting_string(s->tctx, "extra_user2", NULL);
 690         if (tmp) {
 691                 cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
 692         }
 693
 694         s->join_ctx1 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sb", TEST_MACHINE_NAME),
 695                                            ACB_WSTRUST, &s->wks_creds1);
 696         torture_assert(torture, s->join_ctx1 != NULL,
 697                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 698         s->join_ctx2 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sc", TEST_MACHINE_NAME),
 699                                            ACB_WSTRUST, &s->wks_creds2);
 700         torture_assert(torture, s->join_ctx2 != NULL,
 701                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 702
 703         cli_credentials_set_kerberos_state(s->wks_creds1, CRED_DONT_USE_KERBEROS);
 704         cli_credentials_set_kerberos_state(s->wks_creds2, CRED_DONT_USE_KERBEROS);
 705
 706         for (i=0; i < s->nprocs; i++) {
 707                 s->conns[i].s = s;
 708                 s->conns[i].index = i;
 709                 s->conns[i].wks_creds = (struct cli_credentials *)talloc_memdup(
 710                         s->conns, s->wks_creds1,sizeof(*s->wks_creds1));
 711                 if ((i % 2) && (torture_setting_bool(torture, "multijoin", false))) {
 712                         memcpy(s->conns[i].wks_creds, s->wks_creds2,
 713                                talloc_get_size(s->conns[i].wks_creds));
 714                 }
 715                 s->conns[i].wks_creds->netlogon_creds = NULL;
 716         }
 717
 718         status = dcerpc_parse_binding(s, binding, &s->b);
 719         torture_assert_ntstatus_ok(torture, status, "Bad binding string");
 720         s->b->flags &= ~DCERPC_AUTH_OPTIONS;
 721         s->b->flags |= DCERPC_SCHANNEL | DCERPC_SIGN;
 722
 723         torture_comment(torture, "Opening %d connections in parallel\n", s->nprocs);
 724         for (i=0; i < s->nprocs; i++) {
 725 #if 1
 726                 s->error = dcerpc_pipe_connect_b(s->conns, &s->conns[i].pipe, s->b,
 727                                                  &ndr_table_netlogon,
 728                                                  s->conns[i].wks_creds,
 729                                                  torture->ev, torture->lp_ctx);
 730                 torture_assert_ntstatus_ok(torture, s->error, "Failed to connect with schannel");
 731 #else
 732                 /*
 733                  * This path doesn't work against windows,
 734                  * because of windows drops the connections
 735                  * which haven't reached a session setup yet
 736                  *
 737                  * The same as the reset on zero vc stuff.
 738                  */
 739                 struct composite_context *c;
 740                 c = dcerpc_pipe_connect_b_send(s->conns, s->b,
 741                                                &ndr_table_netlogon,
 742                                                s->conns[i].wks_creds,
 743                                                torture->ev,
 744                                                torture->lp_ctx);
 745                 torture_assert(torture, c != NULL, "Failed to setup connect");
 746                 c->async.fn = torture_schannel_bench_connected;
 747                 c->async.private_data = &s->conns[i];
 748         }
 749
 750         while (NT_STATUS_IS_OK(s->error) && s->nprocs != s->nconns) {
 751                 int ev_ret = event_loop_once(torture->ev);
 752                 torture_assert(torture, ev_ret == 0, "event_loop_once failed");
 753 #endif
 754         }
 755         torture_assert_ntstatus_ok(torture, s->error, "Failed establish a connect");
 756
 757         /*
 758          * Change the workstation password after establishing the netlogon
 759          * schannel connections to prove that existing connections are not
 760          * affected by a wks pwchange.
 761          */
 762
 763         {
 764                 struct netr_ServerPasswordSet pwset;
 765                 char *password = generate_random_str(s->join_ctx1, 8);
 766                 struct creds_CredentialState *creds_state;
 767                 struct dcerpc_pipe *net_pipe;
 768                 struct netr_Authenticator credential, return_authenticator;
 769                 struct samr_Password new_password;
 770
 771                 status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
 772                                                &ndr_table_netlogon,
 773                                                s->wks_creds1,
 774                                                torture->ev, torture->lp_ctx);
 775
 776                 torture_assert_ntstatus_ok(torture, status,
 777                                            "dcerpc_pipe_connect_b failed");
 778
 779                 pwset.in.server_name = talloc_asprintf(
 780                         net_pipe, "\\\\%s", dcerpc_server_name(net_pipe));
 781                 pwset.in.computer_name =
 782                         cli_credentials_get_workstation(s->wks_creds1);
 783                 pwset.in.account_name = talloc_asprintf(
 784                         net_pipe, "%s$", pwset.in.computer_name);
 785                 pwset.in.secure_channel_type = SEC_CHAN_WKSTA;
 786                 pwset.in.credential = &credential;
 787                 pwset.in.new_password = &new_password;
 788                 pwset.out.return_authenticator = &return_authenticator;
 789
 790                 E_md4hash(password, new_password.hash);
 791
 792                 creds_state = cli_credentials_get_netlogon_creds(
 793                         s->wks_creds1);
 794                 creds_des_encrypt(creds_state, &new_password);
 795                 creds_client_authenticator(creds_state, &credential);
 796
 797                 status = dcerpc_netr_ServerPasswordSet(net_pipe, torture, &pwset);
 798                 torture_assert_ntstatus_ok(torture, status,
 799                                            "ServerPasswordSet failed");
 800
 801                 if (!creds_client_check(creds_state,
 802                                         &pwset.out.return_authenticator->cred)) {
 803                         printf("Credential chaining failed\n");
 804                 }
 805
 806                 cli_credentials_set_password(s->wks_creds1, password,
 807                                              CRED_SPECIFIED);
 808
 809                 talloc_free(net_pipe);
 810
 811                 /* Just as a test, connect with the new creds */
 812
 813                 talloc_free(s->wks_creds1->netlogon_creds);
 814                 s->wks_creds1->netlogon_creds = NULL;
 815
 816                 status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
 817                                                &ndr_table_netlogon,
 818                                                s->wks_creds1,
 819                                                torture->ev, torture->lp_ctx);
 820
 821                 torture_assert_ntstatus_ok(torture, status,
 822                                            "dcerpc_pipe_connect_b failed");
 823
 824                 talloc_free(net_pipe);
 825         }
 826
 827         torture_comment(torture, "Start looping LogonSamLogonEx on %d connections for %d secs\n",
 828                         s->nprocs, s->timelimit);
 829         for (i=0; i < s->nprocs; i++) {
 830                 ret = torture_schannel_bench_start(&s->conns[i]);
 831                 torture_assert(torture, ret, "Failed to setup LogonSamLogonEx");
 832         }
 833
 834         start = timeval_current();
 835         end = timeval_add(&start, s->timelimit, 0);
 836
 837         while (NT_STATUS_IS_OK(s->error) && !timeval_expired(&end)) {
 838                 int ev_ret = event_loop_once(torture->ev);
 839                 torture_assert(torture, ev_ret == 0, "event_loop_once failed");
 840         }
 841         torture_assert_ntstatus_ok(torture, s->error, "Failed some request");
 842         s->stopped = true;
 843         talloc_free(s->conns);
 844
 845         for (i=0; i < s->nprocs; i++) {
 846                 s->total += s->conns[i].total;
 847         }
 848
 849         torture_comment(torture,
 850                         "Total ops[%llu] (%u ops/s)\n",
 851                         (unsigned long long)s->total,
 852                         (unsigned)s->total/s->timelimit);
 853
 854         torture_leave_domain(torture, s->join_ctx1);
 855         torture_leave_domain(torture, s->join_ctx2);
 856         return true;
 857 }