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/torture_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 (lpcfg_client_lanman_auth(tctx->lp_ctx)) {
  61                 flags |= CLI_CRED_LANMAN_AUTH;
  62         }
  63
  64         if (lpcfg_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                 torture_assert_ntstatus_ok(tctx, dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r),
 119                         "LogonSamLogon failed");
 120                 torture_assert_ntstatus_ok(tctx, r.out.result, "LogonSamLogon failed");
 121         }
 122
 123         return true;
 124 }
 125
 126 /*
 127   do some samr ops using the schannel connection
 128  */
 129 static bool test_samr_ops(struct torture_context *tctx,
 130                           struct dcerpc_binding_handle *b)
 131 {
 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 = lpcfg_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         torture_assert_ntstatus_ok(tctx, dcerpc_samr_Connect_r(b, tctx, &connect_r),
 152                 "Connect failed");
 153         if (!NT_STATUS_IS_OK(connect_r.out.result)) {
 154                 if (NT_STATUS_EQUAL(connect_r.out.result, NT_STATUS_ACCESS_DENIED)) {
 155                         printf("Connect failed (expected, schannel mapped to anonymous): %s\n",
 156                                nt_errstr(connect_r.out.result));
 157                 } else {
 158                         printf("Connect failed - %s\n", nt_errstr(connect_r.out.result));
 159                         return false;
 160                 }
 161         } else {
 162                 opendom.in.connect_handle = &handle;
 163                 opendom.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 164                 opendom.in.sid = dom_sid_parse_talloc(tctx, "S-1-5-32");
 165                 opendom.out.domain_handle = &domain_handle;
 166
 167                 torture_assert_ntstatus_ok(tctx, dcerpc_samr_OpenDomain_r(b, tctx, &opendom),
 168                         "OpenDomain failed");
 169                 if (!NT_STATUS_IS_OK(opendom.out.result)) {
 170                         printf("OpenDomain failed - %s\n", nt_errstr(opendom.out.result));
 171                         return false;
 172                 }
 173         }
 174
 175         printf("Testing GetDomPwInfo with name %s\n", r.in.domain_name->string);
 176
 177         /* do several ops to test credential chaining */
 178         for (i=0;i<5;i++) {
 179                 torture_assert_ntstatus_ok(tctx, dcerpc_samr_GetDomPwInfo_r(b, tctx, &r),
 180                         "GetDomPwInfo failed");
 181                 if (!NT_STATUS_IS_OK(r.out.result)) {
 182                         if (!NT_STATUS_EQUAL(r.out.result, NT_STATUS_ACCESS_DENIED)) {
 183                                 printf("GetDomPwInfo op %d failed - %s\n", i, nt_errstr(r.out.result));
 184                                 return false;
 185                         }
 186                 }
 187         }
 188
 189         return true;
 190 }
 191
 192
 193 /*
 194   do some lsa ops using the schannel connection
 195  */
 196 static bool test_lsa_ops(struct torture_context *tctx, struct dcerpc_pipe *p)
 197 {
 198         struct lsa_GetUserName r;
 199         bool ret = true;
 200         struct lsa_String *account_name_p = NULL;
 201         struct lsa_String *authority_name_p = NULL;
 202         struct dcerpc_binding_handle *b = p->binding_handle;
 203
 204         printf("\nTesting GetUserName\n");
 205
 206         r.in.system_name = "\\";
 207         r.in.account_name = &account_name_p;
 208         r.in.authority_name = &authority_name_p;
 209         r.out.account_name = &account_name_p;
 210
 211         /* do several ops to test credential chaining and various operations */
 212         torture_assert_ntstatus_ok(tctx, dcerpc_lsa_GetUserName_r(b, tctx, &r),
 213                 "lsa_GetUserName failed");
 214
 215         authority_name_p = *r.out.authority_name;
 216
 217         if (!NT_STATUS_IS_OK(r.out.result)) {
 218                 printf("GetUserName failed - %s\n", nt_errstr(r.out.result));
 219                 return false;
 220         } else {
 221                 if (!r.out.account_name) {
 222                         return false;
 223                 }
 224
 225                 if (strcmp(account_name_p->string, "ANONYMOUS LOGON") != 0) {
 226                         printf("GetUserName returned wrong user: %s, expected %s\n",
 227                                account_name_p->string, "ANONYMOUS LOGON");
 228                         /* FIXME: gd */
 229                         if (!torture_setting_bool(tctx, "samba3", false)) {
 230                                 return false;
 231                         }
 232                 }
 233                 if (!authority_name_p || !authority_name_p->string) {
 234                         return false;
 235                 }
 236
 237                 if (strcmp(authority_name_p->string, "NT AUTHORITY") != 0) {
 238                         printf("GetUserName returned wrong user: %s, expected %s\n",
 239                                authority_name_p->string, "NT AUTHORITY");
 240                         /* FIXME: gd */
 241                         if (!torture_setting_bool(tctx, "samba3", false)) {
 242                                 return false;
 243                         }
 244                 }
 245         }
 246         if (!test_many_LookupSids(p, tctx, NULL)) {
 247                 printf("LsaLookupSids3 failed!\n");
 248                 return false;
 249         }
 250
 251         return ret;
 252 }
 253
 254
 255 /*
 256   test a schannel connection with the given flags
 257  */
 258 static bool test_schannel(struct torture_context *tctx,
 259                           uint16_t acct_flags, uint32_t dcerpc_flags,
 260                           int i)
 261 {
 262         struct test_join *join_ctx;
 263         NTSTATUS status;
 264         const char *binding = torture_setting_string(tctx, "binding", NULL);
 265         struct dcerpc_binding *b;
 266         struct dcerpc_pipe *p = NULL;
 267         struct dcerpc_pipe *p_netlogon = NULL;
 268         struct dcerpc_pipe *p_netlogon2 = NULL;
 269         struct dcerpc_pipe *p_netlogon3 = NULL;
 270         struct dcerpc_pipe *p_samr2 = NULL;
 271         struct dcerpc_pipe *p_lsa = NULL;
 272         struct netlogon_creds_CredentialState *creds;
 273         struct cli_credentials *credentials;
 274
 275         join_ctx = torture_join_domain(tctx,
 276                                        talloc_asprintf(tctx, "%s%d", TEST_MACHINE_NAME, i),
 277                                        acct_flags, &credentials);
 278         torture_assert(tctx, join_ctx != NULL, "Failed to join domain");
 279
 280         status = dcerpc_parse_binding(tctx, binding, &b);
 281         torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
 282
 283         b->flags &= ~DCERPC_AUTH_OPTIONS;
 284         b->flags |= dcerpc_flags;
 285
 286         status = dcerpc_pipe_connect_b(tctx, &p, b, &ndr_table_samr,
 287                                        credentials, tctx->ev, tctx->lp_ctx);
 288         torture_assert_ntstatus_ok(tctx, status,
 289                 "Failed to connect with schannel");
 290
 291         torture_assert(tctx, test_samr_ops(tctx, p->binding_handle),
 292                        "Failed to process schannel secured SAMR ops");
 293
 294         /* Also test that when we connect to the netlogon pipe, that
 295          * the credentials we setup on the first pipe are valid for
 296          * the second */
 297
 298         /* Swap the binding details from SAMR to NETLOGON */
 299         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
 300         torture_assert_ntstatus_ok(tctx, status, "epm map");
 301
 302         status = dcerpc_secondary_connection(p, &p_netlogon,
 303                                              b);
 304         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 305
 306         status = dcerpc_bind_auth(p_netlogon, &ndr_table_netlogon,
 307                                   credentials, lpcfg_gensec_settings(tctx, tctx->lp_ctx),
 308                                   DCERPC_AUTH_TYPE_SCHANNEL,
 309                                   dcerpc_auth_level(p->conn),
 310                                   NULL);
 311
 312         torture_assert_ntstatus_ok(tctx, status, "bind auth");
 313
 314         status = dcerpc_schannel_creds(p_netlogon->conn->security_state.generic_state, tctx, &creds);
 315         torture_assert_ntstatus_ok(tctx, status, "schannel creds");
 316
 317         /* do a couple of logins */
 318         torture_assert(tctx, test_netlogon_ops(p_netlogon, tctx, credentials, creds),
 319                 "Failed to process schannel secured NETLOGON ops");
 320
 321         torture_assert(tctx, test_netlogon_ex_ops(p_netlogon, tctx, credentials, creds),
 322                 "Failed to process schannel secured NETLOGON EX ops");
 323
 324         /* Swap the binding details from SAMR to LSARPC */
 325         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_lsarpc, tctx->ev, tctx->lp_ctx);
 326         torture_assert_ntstatus_ok(tctx, status, "epm map");
 327
 328         status = dcerpc_secondary_connection(p, &p_lsa,
 329                                              b);
 330
 331         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 332
 333         status = dcerpc_bind_auth(p_lsa, &ndr_table_lsarpc,
 334                                   credentials, lpcfg_gensec_settings(tctx, tctx->lp_ctx),
 335                                   DCERPC_AUTH_TYPE_SCHANNEL,
 336                                   dcerpc_auth_level(p->conn),
 337                                   NULL);
 338
 339         torture_assert_ntstatus_ok(tctx, status, "bind auth");
 340
 341         torture_assert(tctx, test_lsa_ops(tctx, p_lsa),
 342                 "Failed to process schannel secured LSA ops");
 343
 344         /* Drop the socket, we want to start from scratch */
 345         talloc_free(p);
 346         p = NULL;
 347
 348         /* Now see what we are still allowed to do */
 349
 350         status = dcerpc_parse_binding(tctx, binding, &b);
 351         torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
 352
 353         b->flags &= ~DCERPC_AUTH_OPTIONS;
 354         b->flags |= dcerpc_flags;
 355
 356         status = dcerpc_pipe_connect_b(tctx, &p_samr2, b, &ndr_table_samr,
 357                                        credentials, tctx->ev, tctx->lp_ctx);
 358         torture_assert_ntstatus_ok(tctx, status,
 359                 "Failed to connect with schannel");
 360
 361         /* do a some SAMR operations.  We have *not* done a new serverauthenticate */
 362         torture_assert (tctx, test_samr_ops(tctx, p_samr2->binding_handle),
 363                         "Failed to process schannel secured SAMR ops (on fresh connection)");
 364
 365         /* Swap the binding details from SAMR to NETLOGON */
 366         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
 367         torture_assert_ntstatus_ok(tctx, status, "epm");
 368
 369         status = dcerpc_secondary_connection(p_samr2, &p_netlogon2,
 370                                              b);
 371         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 372
 373         /* and now setup an SCHANNEL bind on netlogon */
 374         status = dcerpc_bind_auth(p_netlogon2, &ndr_table_netlogon,
 375                                   credentials, lpcfg_gensec_settings(tctx, tctx->lp_ctx),
 376                                   DCERPC_AUTH_TYPE_SCHANNEL,
 377                                   dcerpc_auth_level(p_samr2->conn),
 378                                   NULL);
 379
 380         torture_assert_ntstatus_ok(tctx, status, "auth failed");
 381
 382         /* Try the schannel-only SamLogonEx operation */
 383         torture_assert(tctx, test_netlogon_ex_ops(p_netlogon2, tctx, credentials, creds),
 384                        "Failed to process schannel secured NETLOGON EX ops (on fresh connection)");
 385
 386
 387         /* And the more traditional style, proving that the
 388          * credentials chaining state is fully present */
 389         torture_assert(tctx, test_netlogon_ops(p_netlogon2, tctx, credentials, creds),
 390                              "Failed to process schannel secured NETLOGON ops (on fresh connection)");
 391
 392         /* Drop the socket, we want to start from scratch (again) */
 393         talloc_free(p_samr2);
 394
 395         /* We don't want schannel for this test */
 396         b->flags &= ~DCERPC_AUTH_OPTIONS;
 397
 398         status = dcerpc_pipe_connect_b(tctx, &p_netlogon3, b, &ndr_table_netlogon,
 399                                        credentials, tctx->ev, tctx->lp_ctx);
 400         torture_assert_ntstatus_ok(tctx, status, "Failed to connect without schannel");
 401
 402         torture_assert(tctx, !test_netlogon_ex_ops(p_netlogon3, tctx, credentials, creds),
 403                         "Processed NOT schannel secured NETLOGON EX ops without SCHANNEL (unsafe)");
 404
 405         /* Required because the previous call will mark the current context as having failed */
 406         tctx->last_result = TORTURE_OK;
 407         tctx->last_reason = NULL;
 408
 409         torture_assert(tctx, test_netlogon_ops(p_netlogon3, tctx, credentials, creds),
 410                         "Failed to processed NOT schannel secured NETLOGON ops without new ServerAuth");
 411
 412         torture_leave_domain(tctx, join_ctx);
 413         return true;
 414 }
 415
 416
 417
 418 /*
 419   a schannel test suite
 420  */
 421 bool torture_rpc_schannel(struct torture_context *torture)
 422 {
 423         bool ret = true;
 424         struct {
 425                 uint16_t acct_flags;
 426                 uint32_t dcerpc_flags;
 427         } tests[] = {
 428                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN},
 429                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL},
 430                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128},
 431                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 },
 432                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN },
 433                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL },
 434                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128 },
 435                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 }
 436         };
 437         int i;
 438
 439         for (i=0;i<ARRAY_SIZE(tests);i++) {
 440                 if (!test_schannel(torture,
 441                                    tests[i].acct_flags, tests[i].dcerpc_flags,
 442                                    i)) {
 443                         torture_comment(torture, "Failed with acct_flags=0x%x dcerpc_flags=0x%x \n",
 444                                tests[i].acct_flags, tests[i].dcerpc_flags);
 445                         ret = false;
 446                 }
 447         }
 448
 449         return ret;
 450 }
 451
 452 /*
 453   test two schannel connections
 454  */
 455 bool torture_rpc_schannel2(struct torture_context *torture)
 456 {
 457         struct test_join *join_ctx;
 458         NTSTATUS status;
 459         const char *binding = torture_setting_string(torture, "binding", NULL);
 460         struct dcerpc_binding *b;
 461         struct dcerpc_pipe *p1 = NULL, *p2 = NULL;
 462         struct cli_credentials *credentials1, *credentials2;
 463         uint32_t dcerpc_flags = DCERPC_SCHANNEL | DCERPC_SIGN;
 464
 465         join_ctx = torture_join_domain(torture, talloc_asprintf(torture, "%s2", TEST_MACHINE_NAME),
 466                                        ACB_WSTRUST, &credentials1);
 467         torture_assert(torture, join_ctx != NULL,
 468                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 469
 470         credentials2 = (struct cli_credentials *)talloc_memdup(torture, credentials1, sizeof(*credentials1));
 471         credentials1->netlogon_creds = NULL;
 472         credentials2->netlogon_creds = NULL;
 473
 474         status = dcerpc_parse_binding(torture, binding, &b);
 475         torture_assert_ntstatus_ok(torture, status, "Bad binding string");
 476
 477         b->flags &= ~DCERPC_AUTH_OPTIONS;
 478         b->flags |= dcerpc_flags;
 479
 480         printf("Opening first connection\n");
 481         status = dcerpc_pipe_connect_b(torture, &p1, b, &ndr_table_netlogon,
 482                                        credentials1, torture->ev, torture->lp_ctx);
 483         torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
 484
 485         torture_comment(torture, "Opening second connection\n");
 486         status = dcerpc_pipe_connect_b(torture, &p2, b, &ndr_table_netlogon,
 487                                        credentials2, torture->ev, torture->lp_ctx);
 488         torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
 489
 490         credentials1->netlogon_creds = NULL;
 491         credentials2->netlogon_creds = NULL;
 492
 493         torture_comment(torture, "Testing logon on pipe1\n");
 494         if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
 495                 return false;
 496
 497         torture_comment(torture, "Testing logon on pipe2\n");
 498         if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
 499                 return false;
 500
 501         torture_comment(torture, "Again on pipe1\n");
 502         if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
 503                 return false;
 504
 505         torture_comment(torture, "Again on pipe2\n");
 506         if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
 507                 return false;
 508
 509         torture_leave_domain(torture, join_ctx);
 510         return true;
 511 }
 512
 513 struct torture_schannel_bench;
 514
 515 struct torture_schannel_bench_conn {
 516         struct torture_schannel_bench *s;
 517         int index;
 518         struct cli_credentials *wks_creds;
 519         struct dcerpc_pipe *pipe;
 520         struct netr_LogonSamLogonEx r;
 521         struct netr_NetworkInfo ninfo;
 522         TALLOC_CTX *tmp;
 523         uint64_t total;
 524         uint32_t count;
 525 };
 526
 527 struct torture_schannel_bench {
 528         struct torture_context *tctx;
 529         bool progress;
 530         int timelimit;
 531         int nprocs;
 532         int nconns;
 533         struct torture_schannel_bench_conn *conns;
 534         struct test_join *join_ctx1;
 535         struct cli_credentials *wks_creds1;
 536         struct test_join *join_ctx2;
 537         struct cli_credentials *wks_creds2;
 538         struct cli_credentials *user1_creds;
 539         struct cli_credentials *user2_creds;
 540         struct dcerpc_binding *b;
 541         NTSTATUS error;
 542         uint64_t total;
 543         uint32_t count;
 544         bool stopped;
 545 };
 546
 547 static void torture_schannel_bench_connected(struct composite_context *c)
 548 {
 549         struct torture_schannel_bench_conn *conn =
 550                 (struct torture_schannel_bench_conn *)c->async.private_data;
 551         struct torture_schannel_bench *s = talloc_get_type(conn->s,
 552                                            struct torture_schannel_bench);
 553
 554         s->error = dcerpc_pipe_connect_b_recv(c, s->conns, &conn->pipe);
 555         torture_comment(s->tctx, "conn[%u]: %s\n", conn->index, nt_errstr(s->error));
 556         if (NT_STATUS_IS_OK(s->error)) {
 557                 s->nconns++;
 558         }
 559 }
 560
 561 static void torture_schannel_bench_recv(struct tevent_req *subreq);
 562
 563 static bool torture_schannel_bench_start(struct torture_schannel_bench_conn *conn)
 564 {
 565         struct torture_schannel_bench *s = conn->s;
 566         NTSTATUS status;
 567         DATA_BLOB names_blob, chal, lm_resp, nt_resp;
 568         int flags = CLI_CRED_NTLM_AUTH;
 569         struct tevent_req *subreq;
 570         struct cli_credentials *user_creds;
 571
 572         if (conn->total % 2) {
 573                 user_creds = s->user1_creds;
 574         } else {
 575                 user_creds = s->user2_creds;
 576         }
 577
 578         if (lpcfg_client_lanman_auth(s->tctx->lp_ctx)) {
 579                 flags |= CLI_CRED_LANMAN_AUTH;
 580         }
 581
 582         if (lpcfg_client_ntlmv2_auth(s->tctx->lp_ctx)) {
 583                 flags |= CLI_CRED_NTLMv2_AUTH;
 584         }
 585
 586         talloc_free(conn->tmp);
 587         conn->tmp = talloc_new(s);
 588         ZERO_STRUCT(conn->ninfo);
 589         ZERO_STRUCT(conn->r);
 590
 591         cli_credentials_get_ntlm_username_domain(user_creds, conn->tmp,
 592                                                  &conn->ninfo.identity_info.account_name.string,
 593                                                  &conn->ninfo.identity_info.domain_name.string);
 594
 595         generate_random_buffer(conn->ninfo.challenge,
 596                                sizeof(conn->ninfo.challenge));
 597         chal = data_blob_const(conn->ninfo.challenge,
 598                                sizeof(conn->ninfo.challenge));
 599
 600         names_blob = NTLMv2_generate_names_blob(conn->tmp,
 601                                                 cli_credentials_get_workstation(conn->wks_creds),
 602                                                 cli_credentials_get_domain(conn->wks_creds));
 603
 604         status = cli_credentials_get_ntlm_response(user_creds, conn->tmp,
 605                                                    &flags,
 606                                                    chal,
 607                                                    names_blob,
 608                                                    &lm_resp, &nt_resp,
 609                                                    NULL, NULL);
 610         torture_assert_ntstatus_ok(s->tctx, status,
 611                                    "cli_credentials_get_ntlm_response failed");
 612
 613         conn->ninfo.lm.data = lm_resp.data;
 614         conn->ninfo.lm.length = lm_resp.length;
 615
 616         conn->ninfo.nt.data = nt_resp.data;
 617         conn->ninfo.nt.length = nt_resp.length;
 618
 619         conn->ninfo.identity_info.parameter_control = 0;
 620         conn->ninfo.identity_info.logon_id_low = 0;
 621         conn->ninfo.identity_info.logon_id_high = 0;
 622         conn->ninfo.identity_info.workstation.string = cli_credentials_get_workstation(conn->wks_creds);
 623
 624         conn->r.in.server_name = talloc_asprintf(conn->tmp, "\\\\%s", dcerpc_server_name(conn->pipe));
 625         conn->r.in.computer_name = cli_credentials_get_workstation(conn->wks_creds);
 626         conn->r.in.logon_level = 2;
 627         conn->r.in.logon = talloc(conn->tmp, union netr_LogonLevel);
 628         conn->r.in.logon->network = &conn->ninfo;
 629         conn->r.in.flags = talloc(conn->tmp, uint32_t);
 630         conn->r.in.validation_level = 2;
 631         conn->r.out.validation = talloc(conn->tmp, union netr_Validation);
 632         conn->r.out.authoritative = talloc(conn->tmp, uint8_t);
 633         conn->r.out.flags = conn->r.in.flags;
 634
 635         subreq = dcerpc_netr_LogonSamLogonEx_r_send(s, s->tctx->ev,
 636                                                     conn->pipe->binding_handle,
 637                                                     &conn->r);
 638         torture_assert(s->tctx, subreq, "Failed to setup LogonSamLogonEx request");
 639
 640         tevent_req_set_callback(subreq, torture_schannel_bench_recv, conn);
 641
 642         return true;
 643 }
 644
 645 static void torture_schannel_bench_recv(struct tevent_req *subreq)
 646 {
 647         bool ret;
 648         struct torture_schannel_bench_conn *conn =
 649                 (struct torture_schannel_bench_conn *)tevent_req_callback_data_void(subreq);
 650         struct torture_schannel_bench *s = talloc_get_type(conn->s,
 651                                            struct torture_schannel_bench);
 652
 653         s->error = dcerpc_netr_LogonSamLogonEx_r_recv(subreq, subreq);
 654         TALLOC_FREE(subreq);
 655         if (!NT_STATUS_IS_OK(s->error)) {
 656                 return;
 657         }
 658
 659         conn->total++;
 660         conn->count++;
 661
 662         if (s->stopped) {
 663                 return;
 664         }
 665
 666         ret = torture_schannel_bench_start(conn);
 667         if (!ret) {
 668                 s->error = NT_STATUS_INTERNAL_ERROR;
 669         }
 670 }
 671
 672 /*
 673   test multiple schannel connection in parallel
 674  */
 675 bool torture_rpc_schannel_bench1(struct torture_context *torture)
 676 {
 677         bool ret = true;
 678         NTSTATUS status;
 679         const char *binding = torture_setting_string(torture, "binding", NULL);
 680         struct torture_schannel_bench *s;
 681         struct timeval start;
 682         struct timeval end;
 683         int i;
 684         const char *tmp;
 685
 686         s = talloc_zero(torture, struct torture_schannel_bench);
 687         s->tctx = torture;
 688         s->progress = torture_setting_bool(torture, "progress", true);
 689         s->timelimit = torture_setting_int(torture, "timelimit", 10);
 690         s->nprocs = torture_setting_int(torture, "nprocs", 4);
 691         s->conns = talloc_zero_array(s, struct torture_schannel_bench_conn, s->nprocs);
 692
 693         s->user1_creds = (struct cli_credentials *)talloc_memdup(s,
 694                                                                  cmdline_credentials,
 695                                                                  sizeof(*s->user1_creds));
 696         tmp = torture_setting_string(s->tctx, "extra_user1", NULL);
 697         if (tmp) {
 698                 cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
 699         }
 700         s->user2_creds = (struct cli_credentials *)talloc_memdup(s,
 701                                                                  cmdline_credentials,
 702                                                                  sizeof(*s->user1_creds));
 703         tmp = torture_setting_string(s->tctx, "extra_user2", NULL);
 704         if (tmp) {
 705                 cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
 706         }
 707
 708         s->join_ctx1 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sb", TEST_MACHINE_NAME),
 709                                            ACB_WSTRUST, &s->wks_creds1);
 710         torture_assert(torture, s->join_ctx1 != NULL,
 711                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 712         s->join_ctx2 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sc", TEST_MACHINE_NAME),
 713                                            ACB_WSTRUST, &s->wks_creds2);
 714         torture_assert(torture, s->join_ctx2 != NULL,
 715                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 716
 717         cli_credentials_set_kerberos_state(s->wks_creds1, CRED_DONT_USE_KERBEROS);
 718         cli_credentials_set_kerberos_state(s->wks_creds2, CRED_DONT_USE_KERBEROS);
 719
 720         for (i=0; i < s->nprocs; i++) {
 721                 s->conns[i].s = s;
 722                 s->conns[i].index = i;
 723                 s->conns[i].wks_creds = (struct cli_credentials *)talloc_memdup(
 724                         s->conns, s->wks_creds1,sizeof(*s->wks_creds1));
 725                 if ((i % 2) && (torture_setting_bool(torture, "multijoin", false))) {
 726                         memcpy(s->conns[i].wks_creds, s->wks_creds2,
 727                                talloc_get_size(s->conns[i].wks_creds));
 728                 }
 729                 s->conns[i].wks_creds->netlogon_creds = NULL;
 730         }
 731
 732         status = dcerpc_parse_binding(s, binding, &s->b);
 733         torture_assert_ntstatus_ok(torture, status, "Bad binding string");
 734         s->b->flags &= ~DCERPC_AUTH_OPTIONS;
 735         s->b->flags |= DCERPC_SCHANNEL | DCERPC_SIGN;
 736
 737         torture_comment(torture, "Opening %d connections in parallel\n", s->nprocs);
 738         for (i=0; i < s->nprocs; i++) {
 739 #if 1
 740                 s->error = dcerpc_pipe_connect_b(s->conns, &s->conns[i].pipe, s->b,
 741                                                  &ndr_table_netlogon,
 742                                                  s->conns[i].wks_creds,
 743                                                  torture->ev, torture->lp_ctx);
 744                 torture_assert_ntstatus_ok(torture, s->error, "Failed to connect with schannel");
 745 #else
 746                 /*
 747                  * This path doesn't work against windows,
 748                  * because of windows drops the connections
 749                  * which haven't reached a session setup yet
 750                  *
 751                  * The same as the reset on zero vc stuff.
 752                  */
 753                 struct composite_context *c;
 754                 c = dcerpc_pipe_connect_b_send(s->conns, s->b,
 755                                                &ndr_table_netlogon,
 756                                                s->conns[i].wks_creds,
 757                                                torture->ev,
 758                                                torture->lp_ctx);
 759                 torture_assert(torture, c != NULL, "Failed to setup connect");
 760                 c->async.fn = torture_schannel_bench_connected;
 761                 c->async.private_data = &s->conns[i];
 762         }
 763
 764         while (NT_STATUS_IS_OK(s->error) && s->nprocs != s->nconns) {
 765                 int ev_ret = event_loop_once(torture->ev);
 766                 torture_assert(torture, ev_ret == 0, "event_loop_once failed");
 767 #endif
 768         }
 769         torture_assert_ntstatus_ok(torture, s->error, "Failed establish a connect");
 770
 771         /*
 772          * Change the workstation password after establishing the netlogon
 773          * schannel connections to prove that existing connections are not
 774          * affected by a wks pwchange.
 775          */
 776
 777         {
 778                 struct netr_ServerPasswordSet pwset;
 779                 char *password = generate_random_password(s->join_ctx1, 8, 255);
 780                 struct netlogon_creds_CredentialState *creds_state;
 781                 struct dcerpc_pipe *net_pipe;
 782                 struct netr_Authenticator credential, return_authenticator;
 783                 struct samr_Password new_password;
 784
 785                 status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
 786                                                &ndr_table_netlogon,
 787                                                s->wks_creds1,
 788                                                torture->ev, torture->lp_ctx);
 789
 790                 torture_assert_ntstatus_ok(torture, status,
 791                                            "dcerpc_pipe_connect_b failed");
 792
 793                 pwset.in.server_name = talloc_asprintf(
 794                         net_pipe, "\\\\%s", dcerpc_server_name(net_pipe));
 795                 pwset.in.computer_name =
 796                         cli_credentials_get_workstation(s->wks_creds1);
 797                 pwset.in.account_name = talloc_asprintf(
 798                         net_pipe, "%s$", pwset.in.computer_name);
 799                 pwset.in.secure_channel_type = SEC_CHAN_WKSTA;
 800                 pwset.in.credential = &credential;
 801                 pwset.in.new_password = &new_password;
 802                 pwset.out.return_authenticator = &return_authenticator;
 803
 804                 E_md4hash(password, new_password.hash);
 805
 806                 creds_state = cli_credentials_get_netlogon_creds(
 807                         s->wks_creds1);
 808                 netlogon_creds_des_encrypt(creds_state, &new_password);
 809                 netlogon_creds_client_authenticator(creds_state, &credential);
 810
 811                 torture_assert_ntstatus_ok(torture, dcerpc_netr_ServerPasswordSet_r(net_pipe->binding_handle, torture, &pwset),
 812                         "ServerPasswordSet failed");
 813                 torture_assert_ntstatus_ok(torture, pwset.out.result,
 814                                            "ServerPasswordSet failed");
 815
 816                 if (!netlogon_creds_client_check(creds_state,
 817                                         &pwset.out.return_authenticator->cred)) {
 818                         printf("Credential chaining failed\n");
 819                 }
 820
 821                 cli_credentials_set_password(s->wks_creds1, password,
 822                                              CRED_SPECIFIED);
 823
 824                 talloc_free(net_pipe);
 825
 826                 /* Just as a test, connect with the new creds */
 827
 828                 talloc_free(s->wks_creds1->netlogon_creds);
 829                 s->wks_creds1->netlogon_creds = NULL;
 830
 831                 status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
 832                                                &ndr_table_netlogon,
 833                                                s->wks_creds1,
 834                                                torture->ev, torture->lp_ctx);
 835
 836                 torture_assert_ntstatus_ok(torture, status,
 837                                            "dcerpc_pipe_connect_b failed");
 838
 839                 talloc_free(net_pipe);
 840         }
 841
 842         torture_comment(torture, "Start looping LogonSamLogonEx on %d connections for %d secs\n",
 843                         s->nprocs, s->timelimit);
 844         for (i=0; i < s->nprocs; i++) {
 845                 ret = torture_schannel_bench_start(&s->conns[i]);
 846                 torture_assert(torture, ret, "Failed to setup LogonSamLogonEx");
 847         }
 848
 849         start = timeval_current();
 850         end = timeval_add(&start, s->timelimit, 0);
 851
 852         while (NT_STATUS_IS_OK(s->error) && !timeval_expired(&end)) {
 853                 int ev_ret = event_loop_once(torture->ev);
 854                 torture_assert(torture, ev_ret == 0, "event_loop_once failed");
 855         }
 856         torture_assert_ntstatus_ok(torture, s->error, "Failed some request");
 857         s->stopped = true;
 858         talloc_free(s->conns);
 859
 860         for (i=0; i < s->nprocs; i++) {
 861                 s->total += s->conns[i].total;
 862         }
 863
 864         torture_comment(torture,
 865                         "Total ops[%llu] (%u ops/s)\n",
 866                         (unsigned long long)s->total,
 867                         (unsigned)s->total/s->timelimit);
 868
 869         torture_leave_domain(torture, s->join_ctx1);
 870         torture_leave_domain(torture, s->join_ctx2);
 871         return true;
 872 }