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