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 "../libcli/auth/schannel.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 netlogon_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         struct dcerpc_binding_handle *b = p->binding_handle;
  59
  60         if (lp_client_lanman_auth(tctx->lp_ctx)) {
  61                 flags |= CLI_CRED_LANMAN_AUTH;
  62         }
  63
  64         if (lp_client_ntlmv2_auth(tctx->lp_ctx)) {
  65                 flags |= CLI_CRED_NTLMv2_AUTH;
  66         }
  67
  68         cli_credentials_get_ntlm_username_domain(cmdline_credentials, tctx,
  69                                                  &ninfo.identity_info.account_name.string,
  70                                                  &ninfo.identity_info.domain_name.string);
  71
  72         generate_random_buffer(ninfo.challenge,
  73                                sizeof(ninfo.challenge));
  74         chal = data_blob_const(ninfo.challenge,
  75                                sizeof(ninfo.challenge));
  76
  77         names_blob = NTLMv2_generate_names_blob(tctx, cli_credentials_get_workstation(credentials),
  78                                                 cli_credentials_get_domain(credentials));
  79
  80         status = cli_credentials_get_ntlm_response(cmdline_credentials, tctx,
  81                                                    &flags,
  82                                                    chal,
  83                                                    names_blob,
  84                                                    &lm_resp, &nt_resp,
  85                                                    NULL, NULL);
  86         torture_assert_ntstatus_ok(tctx, status,
  87                                    "cli_credentials_get_ntlm_response failed");
  88
  89         ninfo.lm.data = lm_resp.data;
  90         ninfo.lm.length = lm_resp.length;
  91
  92         ninfo.nt.data = nt_resp.data;
  93         ninfo.nt.length = nt_resp.length;
  94
  95         ninfo.identity_info.parameter_control = 0;
  96         ninfo.identity_info.logon_id_low = 0;
  97         ninfo.identity_info.logon_id_high = 0;
  98         ninfo.identity_info.workstation.string = cli_credentials_get_workstation(credentials);
  99
 100         logon.network = &ninfo;
 101
 102         r.in.server_name = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
 103         r.in.computer_name = cli_credentials_get_workstation(credentials);
 104         r.in.logon_level = 2;
 105         r.in.logon= &logon;
 106         r.in.flags = &_flags;
 107         r.out.validation = &validation;
 108         r.out.authoritative = &authoritative;
 109         r.out.flags = &_flags;
 110
 111         torture_comment(tctx,
 112                         "Testing LogonSamLogonEx with name %s\n",
 113                         ninfo.identity_info.account_name.string);
 114
 115         for (i=2;i<3;i++) {
 116                 r.in.validation_level = i;
 117
 118                 status = dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r);
 119                 torture_assert_ntstatus_ok(tctx, status, "LogonSamLogon failed");
 120         }
 121
 122         return true;
 123 }
 124
 125 /*
 126   do some samr ops using the schannel connection
 127  */
 128 static bool test_samr_ops(struct torture_context *tctx,
 129                           struct dcerpc_binding_handle *b)
 130 {
 131         NTSTATUS status;
 132         struct samr_GetDomPwInfo r;
 133         struct samr_PwInfo info;
 134         struct samr_Connect connect_r;
 135         struct samr_OpenDomain opendom;
 136         int i;
 137         struct lsa_String name;
 138         struct policy_handle handle;
 139         struct policy_handle domain_handle;
 140
 141         name.string = lp_workgroup(tctx->lp_ctx);
 142         r.in.domain_name = &name;
 143         r.out.info = &info;
 144
 145         connect_r.in.system_name = 0;
 146         connect_r.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 147         connect_r.out.connect_handle = &handle;
 148
 149         printf("Testing Connect and OpenDomain on BUILTIN\n");
 150
 151         status = dcerpc_samr_Connect_r(b, tctx, &connect_r);
 152         if (!NT_STATUS_IS_OK(status)) {
 153                 if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
 154                         printf("Connect failed (expected, schannel mapped to anonymous): %s\n",
 155                                nt_errstr(status));
 156                 } else {
 157                         printf("Connect failed - %s\n", nt_errstr(status));
 158                         return false;
 159                 }
 160         } else {
 161                 opendom.in.connect_handle = &handle;
 162                 opendom.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 163                 opendom.in.sid = dom_sid_parse_talloc(tctx, "S-1-5-32");
 164                 opendom.out.domain_handle = &domain_handle;
 165
 166                 status = dcerpc_samr_OpenDomain_r(b, tctx, &opendom);
 167                 if (!NT_STATUS_IS_OK(status)) {
 168                         printf("OpenDomain failed - %s\n", nt_errstr(status));
 169                         return false;
 170                 }
 171         }
 172
 173         printf("Testing GetDomPwInfo with name %s\n", r.in.domain_name->string);
 174
 175         /* do several ops to test credential chaining */
 176         for (i=0;i<5;i++) {
 177                 status = dcerpc_samr_GetDomPwInfo_r(b, tctx, &r);
 178                 if (!NT_STATUS_IS_OK(status)) {
 179                         if (!NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
 180                                 printf("GetDomPwInfo op %d failed - %s\n", i, nt_errstr(status));
 181                                 return false;
 182                         }
 183                 }
 184         }
 185
 186         return true;
 187 }
 188
 189
 190 /*
 191   do some lsa ops using the schannel connection
 192  */
 193 static bool test_lsa_ops(struct torture_context *tctx, struct dcerpc_pipe *p)
 194 {
 195         struct lsa_GetUserName r;
 196         NTSTATUS status;
 197         bool ret = true;
 198         struct lsa_String *account_name_p = NULL;
 199         struct lsa_String *authority_name_p = NULL;
 200         struct dcerpc_binding_handle *b = p->binding_handle;
 201
 202         printf("\nTesting GetUserName\n");
 203
 204         r.in.system_name = "\\";
 205         r.in.account_name = &account_name_p;
 206         r.in.authority_name = &authority_name_p;
 207         r.out.account_name = &account_name_p;
 208
 209         /* do several ops to test credential chaining and various operations */
 210         status = dcerpc_lsa_GetUserName_r(b, tctx, &r);
 211
 212         authority_name_p = *r.out.authority_name;
 213
 214         if (NT_STATUS_EQUAL(status, NT_STATUS_RPC_PROTSEQ_NOT_SUPPORTED)) {
 215                 printf("not considering %s to be an error\n", nt_errstr(status));
 216         } else if (!NT_STATUS_IS_OK(status)) {
 217                 printf("GetUserName failed - %s\n", nt_errstr(status));
 218                 return false;
 219         } else {
 220                 if (!r.out.account_name) {
 221                         return false;
 222                 }
 223
 224                 if (strcmp(account_name_p->string, "ANONYMOUS LOGON") != 0) {
 225                         printf("GetUserName returned wrong user: %s, expected %s\n",
 226                                account_name_p->string, "ANONYMOUS LOGON");
 227                         /* FIXME: gd */
 228                         if (!torture_setting_bool(tctx, "samba3", false)) {
 229                                 return false;
 230                         }
 231                 }
 232                 if (!authority_name_p || !authority_name_p->string) {
 233                         return false;
 234                 }
 235
 236                 if (strcmp(authority_name_p->string, "NT AUTHORITY") != 0) {
 237                         printf("GetUserName returned wrong user: %s, expected %s\n",
 238                                authority_name_p->string, "NT AUTHORITY");
 239                         /* FIXME: gd */
 240                         if (!torture_setting_bool(tctx, "samba3", false)) {
 241                                 return false;
 242                         }
 243                 }
 244         }
 245         if (!test_many_LookupSids(p, tctx, NULL)) {
 246                 printf("LsaLookupSids3 failed!\n");
 247                 return false;
 248         }
 249
 250         return ret;
 251 }
 252
 253
 254 /*
 255   test a schannel connection with the given flags
 256  */
 257 static bool test_schannel(struct torture_context *tctx,
 258                           uint16_t acct_flags, uint32_t dcerpc_flags,
 259                           int i)
 260 {
 261         struct test_join *join_ctx;
 262         NTSTATUS status;
 263         const char *binding = torture_setting_string(tctx, "binding", NULL);
 264         struct dcerpc_binding *b;
 265         struct dcerpc_pipe *p = NULL;
 266         struct dcerpc_pipe *p_netlogon = NULL;
 267         struct dcerpc_pipe *p_netlogon2 = NULL;
 268         struct dcerpc_pipe *p_netlogon3 = NULL;
 269         struct dcerpc_pipe *p_samr2 = NULL;
 270         struct dcerpc_pipe *p_lsa = NULL;
 271         struct netlogon_creds_CredentialState *creds;
 272         struct cli_credentials *credentials;
 273
 274         join_ctx = torture_join_domain(tctx,
 275                                        talloc_asprintf(tctx, "%s%d", TEST_MACHINE_NAME, i),
 276                                        acct_flags, &credentials);
 277         torture_assert(tctx, join_ctx != NULL, "Failed to join domain");
 278
 279         status = dcerpc_parse_binding(tctx, binding, &b);
 280         torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
 281
 282         b->flags &= ~DCERPC_AUTH_OPTIONS;
 283         b->flags |= dcerpc_flags;
 284
 285         status = dcerpc_pipe_connect_b(tctx, &p, b, &ndr_table_samr,
 286                                        credentials, tctx->ev, tctx->lp_ctx);
 287         torture_assert_ntstatus_ok(tctx, status,
 288                 "Failed to connect with schannel");
 289
 290         torture_assert(tctx, test_samr_ops(tctx, p->binding_handle),
 291                        "Failed to process schannel secured SAMR ops");
 292
 293         /* Also test that when we connect to the netlogon pipe, that
 294          * the credentials we setup on the first pipe are valid for
 295          * the second */
 296
 297         /* Swap the binding details from SAMR to NETLOGON */
 298         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
 299         torture_assert_ntstatus_ok(tctx, status, "epm map");
 300
 301         status = dcerpc_secondary_connection(p, &p_netlogon,
 302                                              b);
 303         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 304
 305         status = dcerpc_bind_auth(p_netlogon, &ndr_table_netlogon,
 306                                   credentials, lp_gensec_settings(tctx, tctx->lp_ctx),
 307                                   DCERPC_AUTH_TYPE_SCHANNEL,
 308                                   dcerpc_auth_level(p->conn),
 309                                   NULL);
 310
 311         torture_assert_ntstatus_ok(tctx, status, "bind auth");
 312
 313         status = dcerpc_schannel_creds(p_netlogon->conn->security_state.generic_state, tctx, &creds);
 314         torture_assert_ntstatus_ok(tctx, status, "schannel creds");
 315
 316         /* do a couple of logins */
 317         torture_assert(tctx, test_netlogon_ops(p_netlogon, tctx, credentials, creds),
 318                 "Failed to process schannel secured NETLOGON ops");
 319
 320         torture_assert(tctx, test_netlogon_ex_ops(p_netlogon, tctx, credentials, creds),
 321                 "Failed to process schannel secured NETLOGON EX ops");
 322
 323         /* Swap the binding details from SAMR to LSARPC */
 324         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_lsarpc, tctx->ev, tctx->lp_ctx);
 325         torture_assert_ntstatus_ok(tctx, status, "epm map");
 326
 327         status = dcerpc_secondary_connection(p, &p_lsa,
 328                                              b);
 329
 330         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 331
 332         status = dcerpc_bind_auth(p_lsa, &ndr_table_lsarpc,
 333                                   credentials, lp_gensec_settings(tctx, tctx->lp_ctx),
 334                                   DCERPC_AUTH_TYPE_SCHANNEL,
 335                                   dcerpc_auth_level(p->conn),
 336                                   NULL);
 337
 338         torture_assert_ntstatus_ok(tctx, status, "bind auth");
 339
 340         torture_assert(tctx, test_lsa_ops(tctx, p_lsa),
 341                 "Failed to process schannel secured LSA ops");
 342
 343         /* Drop the socket, we want to start from scratch */
 344         talloc_free(p);
 345         p = NULL;
 346
 347         /* Now see what we are still allowed to do */
 348
 349         status = dcerpc_parse_binding(tctx, binding, &b);
 350         torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
 351
 352         b->flags &= ~DCERPC_AUTH_OPTIONS;
 353         b->flags |= dcerpc_flags;
 354
 355         status = dcerpc_pipe_connect_b(tctx, &p_samr2, b, &ndr_table_samr,
 356                                        credentials, tctx->ev, tctx->lp_ctx);
 357         torture_assert_ntstatus_ok(tctx, status,
 358                 "Failed to connect with schannel");
 359
 360         /* do a some SAMR operations.  We have *not* done a new serverauthenticate */
 361         torture_assert (tctx, test_samr_ops(tctx, p_samr2->binding_handle),
 362                         "Failed to process schannel secured SAMR ops (on fresh connection)");
 363
 364         /* Swap the binding details from SAMR to NETLOGON */
 365         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
 366         torture_assert_ntstatus_ok(tctx, status, "epm");
 367
 368         status = dcerpc_secondary_connection(p_samr2, &p_netlogon2,
 369                                              b);
 370         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 371
 372         /* and now setup an SCHANNEL bind on netlogon */
 373         status = dcerpc_bind_auth(p_netlogon2, &ndr_table_netlogon,
 374                                   credentials, lp_gensec_settings(tctx, tctx->lp_ctx),
 375                                   DCERPC_AUTH_TYPE_SCHANNEL,
 376                                   dcerpc_auth_level(p_samr2->conn),
 377                                   NULL);
 378
 379         torture_assert_ntstatus_ok(tctx, status, "auth failed");
 380
 381         /* Try the schannel-only SamLogonEx operation */
 382         torture_assert(tctx, test_netlogon_ex_ops(p_netlogon2, tctx, credentials, creds),
 383                        "Failed to process schannel secured NETLOGON EX ops (on fresh connection)");
 384
 385
 386         /* And the more traditional style, proving that the
 387          * credentials chaining state is fully present */
 388         torture_assert(tctx, test_netlogon_ops(p_netlogon2, tctx, credentials, creds),
 389                              "Failed to process schannel secured NETLOGON ops (on fresh connection)");
 390
 391         /* Drop the socket, we want to start from scratch (again) */
 392         talloc_free(p_samr2);
 393
 394         /* We don't want schannel for this test */
 395         b->flags &= ~DCERPC_AUTH_OPTIONS;
 396
 397         status = dcerpc_pipe_connect_b(tctx, &p_netlogon3, b, &ndr_table_netlogon,
 398                                        credentials, tctx->ev, tctx->lp_ctx);
 399         torture_assert_ntstatus_ok(tctx, status, "Failed to connect without schannel");
 400
 401         torture_assert(tctx, !test_netlogon_ex_ops(p_netlogon3, tctx, credentials, creds),
 402                         "Processed NOT schannel secured NETLOGON EX ops without SCHANNEL (unsafe)");
 403
 404         /* Required because the previous call will mark the current context as having failed */
 405         tctx->last_result = TORTURE_OK;
 406         tctx->last_reason = NULL;
 407
 408         torture_assert(tctx, test_netlogon_ops(p_netlogon3, tctx, credentials, creds),
 409                         "Failed to processed NOT schannel secured NETLOGON ops without new ServerAuth");
 410
 411         torture_leave_domain(tctx, join_ctx);
 412         return true;
 413 }
 414
 415
 416
 417 /*
 418   a schannel test suite
 419  */
 420 bool torture_rpc_schannel(struct torture_context *torture)
 421 {
 422         bool ret = true;
 423         struct {
 424                 uint16_t acct_flags;
 425                 uint32_t dcerpc_flags;
 426         } tests[] = {
 427                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN},
 428                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL},
 429                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128},
 430                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 },
 431                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN },
 432                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL },
 433                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128 },
 434                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 }
 435         };
 436         int i;
 437
 438         for (i=0;i<ARRAY_SIZE(tests);i++) {
 439                 if (!test_schannel(torture,
 440                                    tests[i].acct_flags, tests[i].dcerpc_flags,
 441                                    i)) {
 442                         torture_comment(torture, "Failed with acct_flags=0x%x dcerpc_flags=0x%x \n",
 443                                tests[i].acct_flags, tests[i].dcerpc_flags);
 444                         ret = false;
 445                 }
 446         }
 447
 448         return ret;
 449 }
 450
 451 /*
 452   test two schannel connections
 453  */
 454 bool torture_rpc_schannel2(struct torture_context *torture)
 455 {
 456         struct test_join *join_ctx;
 457         NTSTATUS status;
 458         const char *binding = torture_setting_string(torture, "binding", NULL);
 459         struct dcerpc_binding *b;
 460         struct dcerpc_pipe *p1 = NULL, *p2 = NULL;
 461         struct cli_credentials *credentials1, *credentials2;
 462         uint32_t dcerpc_flags = DCERPC_SCHANNEL | DCERPC_SIGN;
 463
 464         join_ctx = torture_join_domain(torture, talloc_asprintf(torture, "%s2", TEST_MACHINE_NAME),
 465                                        ACB_WSTRUST, &credentials1);
 466         torture_assert(torture, join_ctx != NULL,
 467                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 468
 469         credentials2 = (struct cli_credentials *)talloc_memdup(torture, credentials1, sizeof(*credentials1));
 470         credentials1->netlogon_creds = NULL;
 471         credentials2->netlogon_creds = NULL;
 472
 473         status = dcerpc_parse_binding(torture, binding, &b);
 474         torture_assert_ntstatus_ok(torture, status, "Bad binding string");
 475
 476         b->flags &= ~DCERPC_AUTH_OPTIONS;
 477         b->flags |= dcerpc_flags;
 478
 479         printf("Opening first connection\n");
 480         status = dcerpc_pipe_connect_b(torture, &p1, b, &ndr_table_netlogon,
 481                                        credentials1, torture->ev, torture->lp_ctx);
 482         torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
 483
 484         torture_comment(torture, "Opening second connection\n");
 485         status = dcerpc_pipe_connect_b(torture, &p2, b, &ndr_table_netlogon,
 486                                        credentials2, torture->ev, torture->lp_ctx);
 487         torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
 488
 489         credentials1->netlogon_creds = NULL;
 490         credentials2->netlogon_creds = NULL;
 491
 492         torture_comment(torture, "Testing logon on pipe1\n");
 493         if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
 494                 return false;
 495
 496         torture_comment(torture, "Testing logon on pipe2\n");
 497         if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
 498                 return false;
 499
 500         torture_comment(torture, "Again on pipe1\n");
 501         if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
 502                 return false;
 503
 504         torture_comment(torture, "Again on pipe2\n");
 505         if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
 506                 return false;
 507
 508         torture_leave_domain(torture, join_ctx);
 509         return true;
 510 }
 511
 512 struct torture_schannel_bench;
 513
 514 struct torture_schannel_bench_conn {
 515         struct torture_schannel_bench *s;
 516         int index;
 517         struct cli_credentials *wks_creds;
 518         struct dcerpc_pipe *pipe;
 519         struct netr_LogonSamLogonEx r;
 520         struct netr_NetworkInfo ninfo;
 521         TALLOC_CTX *tmp;
 522         uint64_t total;
 523         uint32_t count;
 524 };
 525
 526 struct torture_schannel_bench {
 527         struct torture_context *tctx;
 528         bool progress;
 529         int timelimit;
 530         int nprocs;
 531         int nconns;
 532         struct torture_schannel_bench_conn *conns;
 533         struct test_join *join_ctx1;
 534         struct cli_credentials *wks_creds1;
 535         struct test_join *join_ctx2;
 536         struct cli_credentials *wks_creds2;
 537         struct cli_credentials *user1_creds;
 538         struct cli_credentials *user2_creds;
 539         struct dcerpc_binding *b;
 540         NTSTATUS error;
 541         uint64_t total;
 542         uint32_t count;
 543         bool stopped;
 544 };
 545
 546 static void torture_schannel_bench_connected(struct composite_context *c)
 547 {
 548         struct torture_schannel_bench_conn *conn =
 549                 (struct torture_schannel_bench_conn *)c->async.private_data;
 550         struct torture_schannel_bench *s = talloc_get_type(conn->s,
 551                                            struct torture_schannel_bench);
 552
 553         s->error = dcerpc_pipe_connect_b_recv(c, s->conns, &conn->pipe);
 554         torture_comment(s->tctx, "conn[%u]: %s\n", conn->index, nt_errstr(s->error));
 555         if (NT_STATUS_IS_OK(s->error)) {
 556                 s->nconns++;
 557         }
 558 }
 559
 560 static void torture_schannel_bench_recv(struct tevent_req *subreq);
 561
 562 static bool torture_schannel_bench_start(struct torture_schannel_bench_conn *conn)
 563 {
 564         struct torture_schannel_bench *s = conn->s;
 565         NTSTATUS status;
 566         DATA_BLOB names_blob, chal, lm_resp, nt_resp;
 567         int flags = CLI_CRED_NTLM_AUTH;
 568         struct tevent_req *subreq;
 569         struct cli_credentials *user_creds;
 570
 571         if (conn->total % 2) {
 572                 user_creds = s->user1_creds;
 573         } else {
 574                 user_creds = s->user2_creds;
 575         }
 576
 577         if (lp_client_lanman_auth(s->tctx->lp_ctx)) {
 578                 flags |= CLI_CRED_LANMAN_AUTH;
 579         }
 580
 581         if (lp_client_ntlmv2_auth(s->tctx->lp_ctx)) {
 582                 flags |= CLI_CRED_NTLMv2_AUTH;
 583         }
 584
 585         talloc_free(conn->tmp);
 586         conn->tmp = talloc_new(s);
 587         ZERO_STRUCT(conn->ninfo);
 588         ZERO_STRUCT(conn->r);
 589
 590         cli_credentials_get_ntlm_username_domain(user_creds, conn->tmp,
 591                                                  &conn->ninfo.identity_info.account_name.string,
 592                                                  &conn->ninfo.identity_info.domain_name.string);
 593
 594         generate_random_buffer(conn->ninfo.challenge,
 595                                sizeof(conn->ninfo.challenge));
 596         chal = data_blob_const(conn->ninfo.challenge,
 597                                sizeof(conn->ninfo.challenge));
 598
 599         names_blob = NTLMv2_generate_names_blob(conn->tmp,
 600                                                 cli_credentials_get_workstation(conn->wks_creds),
 601                                                 cli_credentials_get_domain(conn->wks_creds));
 602
 603         status = cli_credentials_get_ntlm_response(user_creds, conn->tmp,
 604                                                    &flags,
 605                                                    chal,
 606                                                    names_blob,
 607                                                    &lm_resp, &nt_resp,
 608                                                    NULL, NULL);
 609         torture_assert_ntstatus_ok(s->tctx, status,
 610                                    "cli_credentials_get_ntlm_response failed");
 611
 612         conn->ninfo.lm.data = lm_resp.data;
 613         conn->ninfo.lm.length = lm_resp.length;
 614
 615         conn->ninfo.nt.data = nt_resp.data;
 616         conn->ninfo.nt.length = nt_resp.length;
 617
 618         conn->ninfo.identity_info.parameter_control = 0;
 619         conn->ninfo.identity_info.logon_id_low = 0;
 620         conn->ninfo.identity_info.logon_id_high = 0;
 621         conn->ninfo.identity_info.workstation.string = cli_credentials_get_workstation(conn->wks_creds);
 622
 623         conn->r.in.server_name = talloc_asprintf(conn->tmp, "\\\\%s", dcerpc_server_name(conn->pipe));
 624         conn->r.in.computer_name = cli_credentials_get_workstation(conn->wks_creds);
 625         conn->r.in.logon_level = 2;
 626         conn->r.in.logon = talloc(conn->tmp, union netr_LogonLevel);
 627         conn->r.in.logon->network = &conn->ninfo;
 628         conn->r.in.flags = talloc(conn->tmp, uint32_t);
 629         conn->r.in.validation_level = 2;
 630         conn->r.out.validation = talloc(conn->tmp, union netr_Validation);
 631         conn->r.out.authoritative = talloc(conn->tmp, uint8_t);
 632         conn->r.out.flags = conn->r.in.flags;
 633
 634         subreq = dcerpc_netr_LogonSamLogonEx_r_send(s, s->tctx->ev,
 635                                                     conn->pipe->binding_handle,
 636                                                     &conn->r);
 637         torture_assert(s->tctx, subreq, "Failed to setup LogonSamLogonEx request");
 638
 639         tevent_req_set_callback(subreq, torture_schannel_bench_recv, conn);
 640
 641         return true;
 642 }
 643
 644 static void torture_schannel_bench_recv(struct tevent_req *subreq)
 645 {
 646         bool ret;
 647         struct torture_schannel_bench_conn *conn =
 648                 (struct torture_schannel_bench_conn *)tevent_req_callback_data_void(subreq);
 649         struct torture_schannel_bench *s = talloc_get_type(conn->s,
 650                                            struct torture_schannel_bench);
 651
 652         s->error = dcerpc_netr_LogonSamLogonEx_r_recv(subreq, subreq);
 653         TALLOC_FREE(subreq);
 654         if (!NT_STATUS_IS_OK(s->error)) {
 655                 return;
 656         }
 657
 658         conn->total++;
 659         conn->count++;
 660
 661         if (s->stopped) {
 662                 return;
 663         }
 664
 665         ret = torture_schannel_bench_start(conn);
 666         if (!ret) {
 667                 s->error = NT_STATUS_INTERNAL_ERROR;
 668         }
 669 }
 670
 671 /*
 672   test multiple schannel connection in parallel
 673  */
 674 bool torture_rpc_schannel_bench1(struct torture_context *torture)
 675 {
 676         bool ret = true;
 677         NTSTATUS status;
 678         const char *binding = torture_setting_string(torture, "binding", NULL);
 679         struct torture_schannel_bench *s;
 680         struct timeval start;
 681         struct timeval end;
 682         int i;
 683         const char *tmp;
 684
 685         s = talloc_zero(torture, struct torture_schannel_bench);
 686         s->tctx = torture;
 687         s->progress = torture_setting_bool(torture, "progress", true);
 688         s->timelimit = torture_setting_int(torture, "timelimit", 10);
 689         s->nprocs = torture_setting_int(torture, "nprocs", 4);
 690         s->conns = talloc_zero_array(s, struct torture_schannel_bench_conn, s->nprocs);
 691
 692         s->user1_creds = (struct cli_credentials *)talloc_memdup(s,
 693                                                                  cmdline_credentials,
 694                                                                  sizeof(*s->user1_creds));
 695         tmp = torture_setting_string(s->tctx, "extra_user1", NULL);
 696         if (tmp) {
 697                 cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
 698         }
 699         s->user2_creds = (struct cli_credentials *)talloc_memdup(s,
 700                                                                  cmdline_credentials,
 701                                                                  sizeof(*s->user1_creds));
 702         tmp = torture_setting_string(s->tctx, "extra_user2", NULL);
 703         if (tmp) {
 704                 cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
 705         }
 706
 707         s->join_ctx1 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sb", TEST_MACHINE_NAME),
 708                                            ACB_WSTRUST, &s->wks_creds1);
 709         torture_assert(torture, s->join_ctx1 != NULL,
 710                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 711         s->join_ctx2 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sc", TEST_MACHINE_NAME),
 712                                            ACB_WSTRUST, &s->wks_creds2);
 713         torture_assert(torture, s->join_ctx2 != NULL,
 714                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 715
 716         cli_credentials_set_kerberos_state(s->wks_creds1, CRED_DONT_USE_KERBEROS);
 717         cli_credentials_set_kerberos_state(s->wks_creds2, CRED_DONT_USE_KERBEROS);
 718
 719         for (i=0; i < s->nprocs; i++) {
 720                 s->conns[i].s = s;
 721                 s->conns[i].index = i;
 722                 s->conns[i].wks_creds = (struct cli_credentials *)talloc_memdup(
 723                         s->conns, s->wks_creds1,sizeof(*s->wks_creds1));
 724                 if ((i % 2) && (torture_setting_bool(torture, "multijoin", false))) {
 725                         memcpy(s->conns[i].wks_creds, s->wks_creds2,
 726                                talloc_get_size(s->conns[i].wks_creds));
 727                 }
 728                 s->conns[i].wks_creds->netlogon_creds = NULL;
 729         }
 730
 731         status = dcerpc_parse_binding(s, binding, &s->b);
 732         torture_assert_ntstatus_ok(torture, status, "Bad binding string");
 733         s->b->flags &= ~DCERPC_AUTH_OPTIONS;
 734         s->b->flags |= DCERPC_SCHANNEL | DCERPC_SIGN;
 735
 736         torture_comment(torture, "Opening %d connections in parallel\n", s->nprocs);
 737         for (i=0; i < s->nprocs; i++) {
 738 #if 1
 739                 s->error = dcerpc_pipe_connect_b(s->conns, &s->conns[i].pipe, s->b,
 740                                                  &ndr_table_netlogon,
 741                                                  s->conns[i].wks_creds,
 742                                                  torture->ev, torture->lp_ctx);
 743                 torture_assert_ntstatus_ok(torture, s->error, "Failed to connect with schannel");
 744 #else
 745                 /*
 746                  * This path doesn't work against windows,
 747                  * because of windows drops the connections
 748                  * which haven't reached a session setup yet
 749                  *
 750                  * The same as the reset on zero vc stuff.
 751                  */
 752                 struct composite_context *c;
 753                 c = dcerpc_pipe_connect_b_send(s->conns, s->b,
 754                                                &ndr_table_netlogon,
 755                                                s->conns[i].wks_creds,
 756                                                torture->ev,
 757                                                torture->lp_ctx);
 758                 torture_assert(torture, c != NULL, "Failed to setup connect");
 759                 c->async.fn = torture_schannel_bench_connected;
 760                 c->async.private_data = &s->conns[i];
 761         }
 762
 763         while (NT_STATUS_IS_OK(s->error) && s->nprocs != s->nconns) {
 764                 int ev_ret = event_loop_once(torture->ev);
 765                 torture_assert(torture, ev_ret == 0, "event_loop_once failed");
 766 #endif
 767         }
 768         torture_assert_ntstatus_ok(torture, s->error, "Failed establish a connect");
 769
 770         /*
 771          * Change the workstation password after establishing the netlogon
 772          * schannel connections to prove that existing connections are not
 773          * affected by a wks pwchange.
 774          */
 775
 776         {
 777                 struct netr_ServerPasswordSet pwset;
 778                 char *password = generate_random_password(s->join_ctx1, 8, 255);
 779                 struct netlogon_creds_CredentialState *creds_state;
 780                 struct dcerpc_pipe *net_pipe;
 781                 struct netr_Authenticator credential, return_authenticator;
 782                 struct samr_Password new_password;
 783
 784                 status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
 785                                                &ndr_table_netlogon,
 786                                                s->wks_creds1,
 787                                                torture->ev, torture->lp_ctx);
 788
 789                 torture_assert_ntstatus_ok(torture, status,
 790                                            "dcerpc_pipe_connect_b failed");
 791
 792                 pwset.in.server_name = talloc_asprintf(
 793                         net_pipe, "\\\\%s", dcerpc_server_name(net_pipe));
 794                 pwset.in.computer_name =
 795                         cli_credentials_get_workstation(s->wks_creds1);
 796                 pwset.in.account_name = talloc_asprintf(
 797                         net_pipe, "%s$", pwset.in.computer_name);
 798                 pwset.in.secure_channel_type = SEC_CHAN_WKSTA;
 799                 pwset.in.credential = &credential;
 800                 pwset.in.new_password = &new_password;
 801                 pwset.out.return_authenticator = &return_authenticator;
 802
 803                 E_md4hash(password, new_password.hash);
 804
 805                 creds_state = cli_credentials_get_netlogon_creds(
 806                         s->wks_creds1);
 807                 netlogon_creds_des_encrypt(creds_state, &new_password);
 808                 netlogon_creds_client_authenticator(creds_state, &credential);
 809
 810                 status = dcerpc_netr_ServerPasswordSet_r(net_pipe->binding_handle, torture, &pwset);
 811                 torture_assert_ntstatus_ok(torture, status,
 812                                            "ServerPasswordSet failed");
 813
 814                 if (!netlogon_creds_client_check(creds_state,
 815                                         &pwset.out.return_authenticator->cred)) {
 816                         printf("Credential chaining failed\n");
 817                 }
 818
 819                 cli_credentials_set_password(s->wks_creds1, password,
 820                                              CRED_SPECIFIED);
 821
 822                 talloc_free(net_pipe);
 823
 824                 /* Just as a test, connect with the new creds */
 825
 826                 talloc_free(s->wks_creds1->netlogon_creds);
 827                 s->wks_creds1->netlogon_creds = NULL;
 828
 829                 status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
 830                                                &ndr_table_netlogon,
 831                                                s->wks_creds1,
 832                                                torture->ev, torture->lp_ctx);
 833
 834                 torture_assert_ntstatus_ok(torture, status,
 835                                            "dcerpc_pipe_connect_b failed");
 836
 837                 talloc_free(net_pipe);
 838         }
 839
 840         torture_comment(torture, "Start looping LogonSamLogonEx on %d connections for %d secs\n",
 841                         s->nprocs, s->timelimit);
 842         for (i=0; i < s->nprocs; i++) {
 843                 ret = torture_schannel_bench_start(&s->conns[i]);
 844                 torture_assert(torture, ret, "Failed to setup LogonSamLogonEx");
 845         }
 846
 847         start = timeval_current();
 848         end = timeval_add(&start, s->timelimit, 0);
 849
 850         while (NT_STATUS_IS_OK(s->error) && !timeval_expired(&end)) {
 851                 int ev_ret = event_loop_once(torture->ev);
 852                 torture_assert(torture, ev_ret == 0, "event_loop_once failed");
 853         }
 854         torture_assert_ntstatus_ok(torture, s->error, "Failed some request");
 855         s->stopped = true;
 856         talloc_free(s->conns);
 857
 858         for (i=0; i < s->nprocs; i++) {
 859                 s->total += s->conns[i].total;
 860         }
 861
 862         torture_comment(torture,
 863                         "Total ops[%llu] (%u ops/s)\n",
 864                         (unsigned long long)s->total,
 865                         (unsigned)s->total/s->timelimit);
 866
 867         torture_leave_domain(torture, s->join_ctx1);
 868         torture_leave_domain(torture, s->join_ctx2);
 869         return true;
 870 }