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 "auth/gensec/schannel.h"
  30 #include "../libcli/auth/schannel.h"
  31 #include "libcli/auth/libcli_auth.h"
  32 #include "libcli/security/security.h"
  33 #include "system/filesys.h"
  34 #include "param/param.h"
  35 #include "librpc/rpc/dcerpc_proto.h"
  36 #include "auth/gensec/gensec.h"
  37 #include "libcli/composite/composite.h"
  38 #include "lib/events/events.h"
  39
  40 #define TEST_MACHINE_NAME "schannel"
  41
  42 /*
  43   try a netlogon SamLogon
  44 */
  45 bool test_netlogon_ex_ops(struct dcerpc_pipe *p, struct torture_context *tctx,
  46                           struct cli_credentials *credentials,
  47                           struct netlogon_creds_CredentialState *creds)
  48 {
  49         NTSTATUS status;
  50         struct netr_LogonSamLogonEx r;
  51         struct netr_NetworkInfo ninfo;
  52         union netr_LogonLevel logon;
  53         union netr_Validation validation;
  54         uint8_t authoritative = 0;
  55         uint32_t _flags = 0;
  56         DATA_BLOB names_blob, chal, lm_resp, nt_resp;
  57         int i;
  58         int flags = CLI_CRED_NTLM_AUTH;
  59         struct dcerpc_binding_handle *b = p->binding_handle;
  60
  61         if (lpcfg_client_lanman_auth(tctx->lp_ctx)) {
  62                 flags |= CLI_CRED_LANMAN_AUTH;
  63         }
  64
  65         if (lpcfg_client_ntlmv2_auth(tctx->lp_ctx)) {
  66                 flags |= CLI_CRED_NTLMv2_AUTH;
  67         }
  68
  69         cli_credentials_get_ntlm_username_domain(cmdline_credentials, tctx,
  70                                                  &ninfo.identity_info.account_name.string,
  71                                                  &ninfo.identity_info.domain_name.string);
  72
  73         generate_random_buffer(ninfo.challenge,
  74                                sizeof(ninfo.challenge));
  75         chal = data_blob_const(ninfo.challenge,
  76                                sizeof(ninfo.challenge));
  77
  78         names_blob = NTLMv2_generate_names_blob(tctx, cli_credentials_get_workstation(credentials),
  79                                                 cli_credentials_get_domain(credentials));
  80
  81         status = cli_credentials_get_ntlm_response(cmdline_credentials, tctx,
  82                                                    &flags,
  83                                                    chal,
  84                                                    names_blob,
  85                                                    &lm_resp, &nt_resp,
  86                                                    NULL, NULL);
  87         torture_assert_ntstatus_ok(tctx, status,
  88                                    "cli_credentials_get_ntlm_response failed");
  89
  90         ninfo.lm.data = lm_resp.data;
  91         ninfo.lm.length = lm_resp.length;
  92
  93         ninfo.nt.data = nt_resp.data;
  94         ninfo.nt.length = nt_resp.length;
  95
  96         ninfo.identity_info.parameter_control = 0;
  97         ninfo.identity_info.logon_id_low = 0;
  98         ninfo.identity_info.logon_id_high = 0;
  99         ninfo.identity_info.workstation.string = cli_credentials_get_workstation(credentials);
 100
 101         logon.network = &ninfo;
 102
 103         r.in.server_name = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
 104         r.in.computer_name = cli_credentials_get_workstation(credentials);
 105         r.in.logon_level = 2;
 106         r.in.logon= &logon;
 107         r.in.flags = &_flags;
 108         r.out.validation = &validation;
 109         r.out.authoritative = &authoritative;
 110         r.out.flags = &_flags;
 111
 112         torture_comment(tctx,
 113                         "Testing LogonSamLogonEx with name %s\n",
 114                         ninfo.identity_info.account_name.string);
 115
 116         for (i=2;i<3;i++) {
 117                 r.in.validation_level = i;
 118
 119                 torture_assert_ntstatus_ok(tctx, dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r),
 120                         "LogonSamLogon failed");
 121                 torture_assert_ntstatus_ok(tctx, r.out.result, "LogonSamLogon failed");
 122         }
 123
 124         return true;
 125 }
 126
 127 /*
 128   do some samr ops using the schannel connection
 129  */
 130 static bool test_samr_ops(struct torture_context *tctx,
 131                           struct dcerpc_binding_handle *b)
 132 {
 133         struct samr_GetDomPwInfo r;
 134         struct samr_PwInfo info;
 135         struct samr_Connect connect_r;
 136         struct samr_OpenDomain opendom;
 137         int i;
 138         struct lsa_String name;
 139         struct policy_handle handle;
 140         struct policy_handle domain_handle;
 141
 142         name.string = lpcfg_workgroup(tctx->lp_ctx);
 143         r.in.domain_name = &name;
 144         r.out.info = &info;
 145
 146         connect_r.in.system_name = 0;
 147         connect_r.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 148         connect_r.out.connect_handle = &handle;
 149
 150         torture_comment(tctx, "Testing Connect and OpenDomain on BUILTIN\n");
 151
 152         torture_assert_ntstatus_ok(tctx, dcerpc_samr_Connect_r(b, tctx, &connect_r),
 153                 "Connect failed");
 154         if (!NT_STATUS_IS_OK(connect_r.out.result)) {
 155                 if (NT_STATUS_EQUAL(connect_r.out.result, NT_STATUS_ACCESS_DENIED)) {
 156                         torture_comment(tctx, "Connect failed (expected, schannel mapped to anonymous): %s\n",
 157                                nt_errstr(connect_r.out.result));
 158                 } else {
 159                         torture_comment(tctx, "Connect failed - %s\n", nt_errstr(connect_r.out.result));
 160                         return false;
 161                 }
 162         } else {
 163                 opendom.in.connect_handle = &handle;
 164                 opendom.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 165                 opendom.in.sid = dom_sid_parse_talloc(tctx, "S-1-5-32");
 166                 opendom.out.domain_handle = &domain_handle;
 167
 168                 torture_assert_ntstatus_ok(tctx, dcerpc_samr_OpenDomain_r(b, tctx, &opendom),
 169                         "OpenDomain failed");
 170                 if (!NT_STATUS_IS_OK(opendom.out.result)) {
 171                         torture_comment(tctx, "OpenDomain failed - %s\n", nt_errstr(opendom.out.result));
 172                         return false;
 173                 }
 174         }
 175
 176         torture_comment(tctx, "Testing GetDomPwInfo with name %s\n", r.in.domain_name->string);
 177
 178         /* do several ops to test credential chaining */
 179         for (i=0;i<5;i++) {
 180                 torture_assert_ntstatus_ok(tctx, dcerpc_samr_GetDomPwInfo_r(b, tctx, &r),
 181                         "GetDomPwInfo failed");
 182                 if (!NT_STATUS_IS_OK(r.out.result)) {
 183                         if (!NT_STATUS_EQUAL(r.out.result, NT_STATUS_ACCESS_DENIED)) {
 184                                 torture_comment(tctx, "GetDomPwInfo op %d failed - %s\n", i, nt_errstr(r.out.result));
 185                                 return false;
 186                         }
 187                 }
 188         }
 189
 190         return true;
 191 }
 192
 193
 194 /*
 195   do some lsa ops using the schannel connection
 196  */
 197 static bool test_lsa_ops(struct torture_context *tctx, struct dcerpc_pipe *p)
 198 {
 199         struct lsa_GetUserName r;
 200         bool ret = true;
 201         struct lsa_String *account_name_p = NULL;
 202         struct lsa_String *authority_name_p = NULL;
 203         struct dcerpc_binding_handle *b = p->binding_handle;
 204
 205         torture_comment(tctx, "\nTesting GetUserName\n");
 206
 207         r.in.system_name = "\\";
 208         r.in.account_name = &account_name_p;
 209         r.in.authority_name = &authority_name_p;
 210         r.out.account_name = &account_name_p;
 211
 212         /* do several ops to test credential chaining and various operations */
 213         torture_assert_ntstatus_ok(tctx, dcerpc_lsa_GetUserName_r(b, tctx, &r),
 214                 "lsa_GetUserName failed");
 215
 216         authority_name_p = *r.out.authority_name;
 217
 218         if (!NT_STATUS_IS_OK(r.out.result)) {
 219                 torture_comment(tctx, "GetUserName failed - %s\n", nt_errstr(r.out.result));
 220                 return false;
 221         } else {
 222                 if (!r.out.account_name) {
 223                         return false;
 224                 }
 225
 226                 if (strcmp(account_name_p->string, "ANONYMOUS LOGON") != 0) {
 227                         torture_comment(tctx, "GetUserName returned wrong user: %s, expected %s\n",
 228                                account_name_p->string, "ANONYMOUS LOGON");
 229                         /* FIXME: gd */
 230                         if (!torture_setting_bool(tctx, "samba3", false)) {
 231                                 return false;
 232                         }
 233                 }
 234                 if (!authority_name_p || !authority_name_p->string) {
 235                         return false;
 236                 }
 237
 238                 if (strcmp(authority_name_p->string, "NT AUTHORITY") != 0) {
 239                         torture_comment(tctx, "GetUserName returned wrong user: %s, expected %s\n",
 240                                authority_name_p->string, "NT AUTHORITY");
 241                         /* FIXME: gd */
 242                         if (!torture_setting_bool(tctx, "samba3", false)) {
 243                                 return false;
 244                         }
 245                 }
 246         }
 247         if (!test_many_LookupSids(p, tctx, NULL)) {
 248                 torture_comment(tctx, "LsaLookupSids3 failed!\n");
 249                 return false;
 250         }
 251
 252         return ret;
 253 }
 254
 255
 256 /*
 257   test a schannel connection with the given flags
 258  */
 259 static bool test_schannel(struct torture_context *tctx,
 260                           uint16_t acct_flags, uint32_t dcerpc_flags,
 261                           int i)
 262 {
 263         struct test_join *join_ctx;
 264         NTSTATUS status;
 265         const char *binding = torture_setting_string(tctx, "binding", NULL);
 266         struct dcerpc_binding *b;
 267         struct dcerpc_pipe *p = NULL;
 268         struct dcerpc_pipe *p_netlogon = NULL;
 269         struct dcerpc_pipe *p_netlogon2 = NULL;
 270         struct dcerpc_pipe *p_netlogon3 = NULL;
 271         struct dcerpc_pipe *p_samr2 = NULL;
 272         struct dcerpc_pipe *p_lsa = NULL;
 273         struct netlogon_creds_CredentialState *creds;
 274         struct cli_credentials *credentials;
 275
 276         join_ctx = torture_join_domain(tctx,
 277                                        talloc_asprintf(tctx, "%s%d", TEST_MACHINE_NAME, i),
 278                                        acct_flags, &credentials);
 279         torture_assert(tctx, join_ctx != NULL, "Failed to join domain");
 280
 281         status = dcerpc_parse_binding(tctx, binding, &b);
 282         torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
 283
 284         b->flags &= ~DCERPC_AUTH_OPTIONS;
 285         b->flags |= dcerpc_flags;
 286
 287         status = dcerpc_pipe_connect_b(tctx, &p, b, &ndr_table_samr,
 288                                        credentials, tctx->ev, tctx->lp_ctx);
 289         torture_assert_ntstatus_ok(tctx, status,
 290                 "Failed to connect with schannel");
 291
 292         torture_assert(tctx, test_samr_ops(tctx, p->binding_handle),
 293                        "Failed to process schannel secured SAMR ops");
 294
 295         /* Also test that when we connect to the netlogon pipe, that
 296          * the credentials we setup on the first pipe are valid for
 297          * the second */
 298
 299         /* Swap the binding details from SAMR to NETLOGON */
 300         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
 301         torture_assert_ntstatus_ok(tctx, status, "epm map");
 302
 303         status = dcerpc_secondary_connection(p, &p_netlogon,
 304                                              b);
 305         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 306
 307         status = dcerpc_bind_auth(p_netlogon, &ndr_table_netlogon,
 308                                   credentials, lpcfg_gensec_settings(tctx, tctx->lp_ctx),
 309                                   DCERPC_AUTH_TYPE_SCHANNEL,
 310                                   dcerpc_auth_level(p->conn),
 311                                   NULL);
 312
 313         torture_assert_ntstatus_ok(tctx, status, "bind auth");
 314
 315         status = dcerpc_schannel_creds(p_netlogon->conn->security_state.generic_state, tctx, &creds);
 316         torture_assert_ntstatus_ok(tctx, status, "schannel creds");
 317
 318         /* do a couple of logins */
 319         torture_assert(tctx, test_netlogon_ops(p_netlogon, tctx, credentials, creds),
 320                 "Failed to process schannel secured NETLOGON ops");
 321
 322         torture_assert(tctx, test_netlogon_ex_ops(p_netlogon, tctx, credentials, creds),
 323                 "Failed to process schannel secured NETLOGON EX ops");
 324
 325         /* Swap the binding details from SAMR to LSARPC */
 326         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_lsarpc, tctx->ev, tctx->lp_ctx);
 327         torture_assert_ntstatus_ok(tctx, status, "epm map");
 328
 329         status = dcerpc_secondary_connection(p, &p_lsa,
 330                                              b);
 331
 332         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 333
 334         status = dcerpc_bind_auth(p_lsa, &ndr_table_lsarpc,
 335                                   credentials, lpcfg_gensec_settings(tctx, tctx->lp_ctx),
 336                                   DCERPC_AUTH_TYPE_SCHANNEL,
 337                                   dcerpc_auth_level(p->conn),
 338                                   NULL);
 339
 340         torture_assert_ntstatus_ok(tctx, status, "bind auth");
 341
 342         torture_assert(tctx, test_lsa_ops(tctx, p_lsa),
 343                 "Failed to process schannel secured LSA ops");
 344
 345         /* Drop the socket, we want to start from scratch */
 346         talloc_free(p);
 347         p = NULL;
 348
 349         /* Now see what we are still allowed to do */
 350
 351         status = dcerpc_parse_binding(tctx, binding, &b);
 352         torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
 353
 354         b->flags &= ~DCERPC_AUTH_OPTIONS;
 355         b->flags |= dcerpc_flags;
 356
 357         status = dcerpc_pipe_connect_b(tctx, &p_samr2, b, &ndr_table_samr,
 358                                        credentials, tctx->ev, tctx->lp_ctx);
 359         torture_assert_ntstatus_ok(tctx, status,
 360                 "Failed to connect with schannel");
 361
 362         /* do a some SAMR operations.  We have *not* done a new serverauthenticate */
 363         torture_assert (tctx, test_samr_ops(tctx, p_samr2->binding_handle),
 364                         "Failed to process schannel secured SAMR ops (on fresh connection)");
 365
 366         /* Swap the binding details from SAMR to NETLOGON */
 367         status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
 368         torture_assert_ntstatus_ok(tctx, status, "epm");
 369
 370         status = dcerpc_secondary_connection(p_samr2, &p_netlogon2,
 371                                              b);
 372         torture_assert_ntstatus_ok(tctx, status, "seconday connection");
 373
 374         /* and now setup an SCHANNEL bind on netlogon */
 375         status = dcerpc_bind_auth(p_netlogon2, &ndr_table_netlogon,
 376                                   credentials, lpcfg_gensec_settings(tctx, tctx->lp_ctx),
 377                                   DCERPC_AUTH_TYPE_SCHANNEL,
 378                                   dcerpc_auth_level(p_samr2->conn),
 379                                   NULL);
 380
 381         torture_assert_ntstatus_ok(tctx, status, "auth failed");
 382
 383         /* Try the schannel-only SamLogonEx operation */
 384         torture_assert(tctx, test_netlogon_ex_ops(p_netlogon2, tctx, credentials, creds),
 385                        "Failed to process schannel secured NETLOGON EX ops (on fresh connection)");
 386
 387
 388         /* And the more traditional style, proving that the
 389          * credentials chaining state is fully present */
 390         torture_assert(tctx, test_netlogon_ops(p_netlogon2, tctx, credentials, creds),
 391                              "Failed to process schannel secured NETLOGON ops (on fresh connection)");
 392
 393         /* Drop the socket, we want to start from scratch (again) */
 394         talloc_free(p_samr2);
 395
 396         /* We don't want schannel for this test */
 397         b->flags &= ~DCERPC_AUTH_OPTIONS;
 398
 399         status = dcerpc_pipe_connect_b(tctx, &p_netlogon3, b, &ndr_table_netlogon,
 400                                        credentials, tctx->ev, tctx->lp_ctx);
 401         torture_assert_ntstatus_ok(tctx, status, "Failed to connect without schannel");
 402
 403         torture_assert(tctx, !test_netlogon_ex_ops(p_netlogon3, tctx, credentials, creds),
 404                         "Processed NOT schannel secured NETLOGON EX ops without SCHANNEL (unsafe)");
 405
 406         /* Required because the previous call will mark the current context as having failed */
 407         tctx->last_result = TORTURE_OK;
 408         tctx->last_reason = NULL;
 409
 410         torture_assert(tctx, test_netlogon_ops(p_netlogon3, tctx, credentials, creds),
 411                         "Failed to processed NOT schannel secured NETLOGON ops without new ServerAuth");
 412
 413         torture_leave_domain(tctx, join_ctx);
 414         return true;
 415 }
 416
 417
 418
 419 /*
 420   a schannel test suite
 421  */
 422 bool torture_rpc_schannel(struct torture_context *torture)
 423 {
 424         bool ret = true;
 425         struct {
 426                 uint16_t acct_flags;
 427                 uint32_t dcerpc_flags;
 428         } tests[] = {
 429                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN},
 430                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL},
 431                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128},
 432                 { ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 },
 433                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN },
 434                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL },
 435                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128 },
 436                 { ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 }
 437         };
 438         int i;
 439
 440         for (i=0;i<ARRAY_SIZE(tests);i++) {
 441                 if (!test_schannel(torture,
 442                                    tests[i].acct_flags, tests[i].dcerpc_flags,
 443                                    i)) {
 444                         torture_comment(torture, "Failed with acct_flags=0x%x dcerpc_flags=0x%x \n",
 445                                tests[i].acct_flags, tests[i].dcerpc_flags);
 446                         ret = false;
 447                 }
 448         }
 449
 450         return ret;
 451 }
 452
 453 /*
 454   test two schannel connections
 455  */
 456 bool torture_rpc_schannel2(struct torture_context *torture)
 457 {
 458         struct test_join *join_ctx;
 459         NTSTATUS status;
 460         const char *binding = torture_setting_string(torture, "binding", NULL);
 461         struct dcerpc_binding *b;
 462         struct dcerpc_pipe *p1 = NULL, *p2 = NULL;
 463         struct cli_credentials *credentials1, *credentials2;
 464         uint32_t dcerpc_flags = DCERPC_SCHANNEL | DCERPC_SIGN;
 465
 466         join_ctx = torture_join_domain(torture, talloc_asprintf(torture, "%s2", TEST_MACHINE_NAME),
 467                                        ACB_WSTRUST, &credentials1);
 468         torture_assert(torture, join_ctx != NULL,
 469                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 470
 471         credentials2 = (struct cli_credentials *)talloc_memdup(torture, credentials1, sizeof(*credentials1));
 472         credentials1->netlogon_creds = NULL;
 473         credentials2->netlogon_creds = NULL;
 474
 475         status = dcerpc_parse_binding(torture, binding, &b);
 476         torture_assert_ntstatus_ok(torture, status, "Bad binding string");
 477
 478         b->flags &= ~DCERPC_AUTH_OPTIONS;
 479         b->flags |= dcerpc_flags;
 480
 481         torture_comment(torture, "Opening first connection\n");
 482         status = dcerpc_pipe_connect_b(torture, &p1, b, &ndr_table_netlogon,
 483                                        credentials1, torture->ev, torture->lp_ctx);
 484         torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
 485
 486         torture_comment(torture, "Opening second connection\n");
 487         status = dcerpc_pipe_connect_b(torture, &p2, b, &ndr_table_netlogon,
 488                                        credentials2, torture->ev, torture->lp_ctx);
 489         torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
 490
 491         credentials1->netlogon_creds = NULL;
 492         credentials2->netlogon_creds = NULL;
 493
 494         torture_comment(torture, "Testing logon on pipe1\n");
 495         if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
 496                 return false;
 497
 498         torture_comment(torture, "Testing logon on pipe2\n");
 499         if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
 500                 return false;
 501
 502         torture_comment(torture, "Again on pipe1\n");
 503         if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
 504                 return false;
 505
 506         torture_comment(torture, "Again on pipe2\n");
 507         if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
 508                 return false;
 509
 510         torture_leave_domain(torture, join_ctx);
 511         return true;
 512 }
 513
 514 struct torture_schannel_bench;
 515
 516 struct torture_schannel_bench_conn {
 517         struct torture_schannel_bench *s;
 518         int index;
 519         struct cli_credentials *wks_creds;
 520         struct dcerpc_pipe *pipe;
 521         struct netr_LogonSamLogonEx r;
 522         struct netr_NetworkInfo ninfo;
 523         TALLOC_CTX *tmp;
 524         uint64_t total;
 525         uint32_t count;
 526 };
 527
 528 struct torture_schannel_bench {
 529         struct torture_context *tctx;
 530         bool progress;
 531         int timelimit;
 532         int nprocs;
 533         int nconns;
 534         struct torture_schannel_bench_conn *conns;
 535         struct test_join *join_ctx1;
 536         struct cli_credentials *wks_creds1;
 537         struct test_join *join_ctx2;
 538         struct cli_credentials *wks_creds2;
 539         struct cli_credentials *user1_creds;
 540         struct cli_credentials *user2_creds;
 541         struct dcerpc_binding *b;
 542         NTSTATUS error;
 543         uint64_t total;
 544         uint32_t count;
 545         bool stopped;
 546 };
 547
 548 static void torture_schannel_bench_connected(struct composite_context *c)
 549 {
 550         struct torture_schannel_bench_conn *conn =
 551                 (struct torture_schannel_bench_conn *)c->async.private_data;
 552         struct torture_schannel_bench *s = talloc_get_type(conn->s,
 553                                            struct torture_schannel_bench);
 554
 555         s->error = dcerpc_pipe_connect_b_recv(c, s->conns, &conn->pipe);
 556         torture_comment(s->tctx, "conn[%u]: %s\n", conn->index, nt_errstr(s->error));
 557         if (NT_STATUS_IS_OK(s->error)) {
 558                 s->nconns++;
 559         }
 560 }
 561
 562 static void torture_schannel_bench_recv(struct tevent_req *subreq);
 563
 564 static bool torture_schannel_bench_start(struct torture_schannel_bench_conn *conn)
 565 {
 566         struct torture_schannel_bench *s = conn->s;
 567         NTSTATUS status;
 568         DATA_BLOB names_blob, chal, lm_resp, nt_resp;
 569         int flags = CLI_CRED_NTLM_AUTH;
 570         struct tevent_req *subreq;
 571         struct cli_credentials *user_creds;
 572
 573         if (conn->total % 2) {
 574                 user_creds = s->user1_creds;
 575         } else {
 576                 user_creds = s->user2_creds;
 577         }
 578
 579         if (lpcfg_client_lanman_auth(s->tctx->lp_ctx)) {
 580                 flags |= CLI_CRED_LANMAN_AUTH;
 581         }
 582
 583         if (lpcfg_client_ntlmv2_auth(s->tctx->lp_ctx)) {
 584                 flags |= CLI_CRED_NTLMv2_AUTH;
 585         }
 586
 587         talloc_free(conn->tmp);
 588         conn->tmp = talloc_new(s);
 589         ZERO_STRUCT(conn->ninfo);
 590         ZERO_STRUCT(conn->r);
 591
 592         cli_credentials_get_ntlm_username_domain(user_creds, conn->tmp,
 593                                                  &conn->ninfo.identity_info.account_name.string,
 594                                                  &conn->ninfo.identity_info.domain_name.string);
 595
 596         generate_random_buffer(conn->ninfo.challenge,
 597                                sizeof(conn->ninfo.challenge));
 598         chal = data_blob_const(conn->ninfo.challenge,
 599                                sizeof(conn->ninfo.challenge));
 600
 601         names_blob = NTLMv2_generate_names_blob(conn->tmp,
 602                                                 cli_credentials_get_workstation(conn->wks_creds),
 603                                                 cli_credentials_get_domain(conn->wks_creds));
 604
 605         status = cli_credentials_get_ntlm_response(user_creds, conn->tmp,
 606                                                    &flags,
 607                                                    chal,
 608                                                    names_blob,
 609                                                    &lm_resp, &nt_resp,
 610                                                    NULL, NULL);
 611         torture_assert_ntstatus_ok(s->tctx, status,
 612                                    "cli_credentials_get_ntlm_response failed");
 613
 614         conn->ninfo.lm.data = lm_resp.data;
 615         conn->ninfo.lm.length = lm_resp.length;
 616
 617         conn->ninfo.nt.data = nt_resp.data;
 618         conn->ninfo.nt.length = nt_resp.length;
 619
 620         conn->ninfo.identity_info.parameter_control = 0;
 621         conn->ninfo.identity_info.logon_id_low = 0;
 622         conn->ninfo.identity_info.logon_id_high = 0;
 623         conn->ninfo.identity_info.workstation.string = cli_credentials_get_workstation(conn->wks_creds);
 624
 625         conn->r.in.server_name = talloc_asprintf(conn->tmp, "\\\\%s", dcerpc_server_name(conn->pipe));
 626         conn->r.in.computer_name = cli_credentials_get_workstation(conn->wks_creds);
 627         conn->r.in.logon_level = 2;
 628         conn->r.in.logon = talloc(conn->tmp, union netr_LogonLevel);
 629         conn->r.in.logon->network = &conn->ninfo;
 630         conn->r.in.flags = talloc(conn->tmp, uint32_t);
 631         conn->r.in.validation_level = 2;
 632         conn->r.out.validation = talloc(conn->tmp, union netr_Validation);
 633         conn->r.out.authoritative = talloc(conn->tmp, uint8_t);
 634         conn->r.out.flags = conn->r.in.flags;
 635
 636         subreq = dcerpc_netr_LogonSamLogonEx_r_send(s, s->tctx->ev,
 637                                                     conn->pipe->binding_handle,
 638                                                     &conn->r);
 639         torture_assert(s->tctx, subreq, "Failed to setup LogonSamLogonEx request");
 640
 641         tevent_req_set_callback(subreq, torture_schannel_bench_recv, conn);
 642
 643         return true;
 644 }
 645
 646 static void torture_schannel_bench_recv(struct tevent_req *subreq)
 647 {
 648         bool ret;
 649         struct torture_schannel_bench_conn *conn =
 650                 (struct torture_schannel_bench_conn *)tevent_req_callback_data_void(subreq);
 651         struct torture_schannel_bench *s = talloc_get_type(conn->s,
 652                                            struct torture_schannel_bench);
 653
 654         s->error = dcerpc_netr_LogonSamLogonEx_r_recv(subreq, subreq);
 655         TALLOC_FREE(subreq);
 656         if (!NT_STATUS_IS_OK(s->error)) {
 657                 return;
 658         }
 659
 660         conn->total++;
 661         conn->count++;
 662
 663         if (s->stopped) {
 664                 return;
 665         }
 666
 667         ret = torture_schannel_bench_start(conn);
 668         if (!ret) {
 669                 s->error = NT_STATUS_INTERNAL_ERROR;
 670         }
 671 }
 672
 673 /*
 674   test multiple schannel connection in parallel
 675  */
 676 bool torture_rpc_schannel_bench1(struct torture_context *torture)
 677 {
 678         bool ret = true;
 679         NTSTATUS status;
 680         const char *binding = torture_setting_string(torture, "binding", NULL);
 681         struct torture_schannel_bench *s;
 682         struct timeval start;
 683         struct timeval end;
 684         int i;
 685         const char *tmp;
 686
 687         s = talloc_zero(torture, struct torture_schannel_bench);
 688         s->tctx = torture;
 689         s->progress = torture_setting_bool(torture, "progress", true);
 690         s->timelimit = torture_setting_int(torture, "timelimit", 10);
 691         s->nprocs = torture_setting_int(torture, "nprocs", 4);
 692         s->conns = talloc_zero_array(s, struct torture_schannel_bench_conn, s->nprocs);
 693
 694         s->user1_creds = (struct cli_credentials *)talloc_memdup(s,
 695                                                                  cmdline_credentials,
 696                                                                  sizeof(*s->user1_creds));
 697         tmp = torture_setting_string(s->tctx, "extra_user1", NULL);
 698         if (tmp) {
 699                 cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
 700         }
 701         s->user2_creds = (struct cli_credentials *)talloc_memdup(s,
 702                                                                  cmdline_credentials,
 703                                                                  sizeof(*s->user1_creds));
 704         tmp = torture_setting_string(s->tctx, "extra_user2", NULL);
 705         if (tmp) {
 706                 cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
 707         }
 708
 709         s->join_ctx1 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sb", TEST_MACHINE_NAME),
 710                                            ACB_WSTRUST, &s->wks_creds1);
 711         torture_assert(torture, s->join_ctx1 != NULL,
 712                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 713         s->join_ctx2 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sc", TEST_MACHINE_NAME),
 714                                            ACB_WSTRUST, &s->wks_creds2);
 715         torture_assert(torture, s->join_ctx2 != NULL,
 716                        "Failed to join domain with acct_flags=ACB_WSTRUST");
 717
 718         cli_credentials_set_kerberos_state(s->wks_creds1, CRED_DONT_USE_KERBEROS);
 719         cli_credentials_set_kerberos_state(s->wks_creds2, CRED_DONT_USE_KERBEROS);
 720
 721         for (i=0; i < s->nprocs; i++) {
 722                 s->conns[i].s = s;
 723                 s->conns[i].index = i;
 724                 s->conns[i].wks_creds = (struct cli_credentials *)talloc_memdup(
 725                         s->conns, s->wks_creds1,sizeof(*s->wks_creds1));
 726                 if ((i % 2) && (torture_setting_bool(torture, "multijoin", false))) {
 727                         memcpy(s->conns[i].wks_creds, s->wks_creds2,
 728                                talloc_get_size(s->conns[i].wks_creds));
 729                 }
 730                 s->conns[i].wks_creds->netlogon_creds = NULL;
 731         }
 732
 733         status = dcerpc_parse_binding(s, binding, &s->b);
 734         torture_assert_ntstatus_ok(torture, status, "Bad binding string");
 735         s->b->flags &= ~DCERPC_AUTH_OPTIONS;
 736         s->b->flags |= DCERPC_SCHANNEL | DCERPC_SIGN;
 737
 738         torture_comment(torture, "Opening %d connections in parallel\n", s->nprocs);
 739         for (i=0; i < s->nprocs; i++) {
 740 #if 1
 741                 s->error = dcerpc_pipe_connect_b(s->conns, &s->conns[i].pipe, s->b,
 742                                                  &ndr_table_netlogon,
 743                                                  s->conns[i].wks_creds,
 744                                                  torture->ev, torture->lp_ctx);
 745                 torture_assert_ntstatus_ok(torture, s->error, "Failed to connect with schannel");
 746 #else
 747                 /*
 748                  * This path doesn't work against windows,
 749                  * because of windows drops the connections
 750                  * which haven't reached a session setup yet
 751                  *
 752                  * The same as the reset on zero vc stuff.
 753                  */
 754                 struct composite_context *c;
 755                 c = dcerpc_pipe_connect_b_send(s->conns, s->b,
 756                                                &ndr_table_netlogon,
 757                                                s->conns[i].wks_creds,
 758                                                torture->ev,
 759                                                torture->lp_ctx);
 760                 torture_assert(torture, c != NULL, "Failed to setup connect");
 761                 c->async.fn = torture_schannel_bench_connected;
 762                 c->async.private_data = &s->conns[i];
 763         }
 764
 765         while (NT_STATUS_IS_OK(s->error) && s->nprocs != s->nconns) {
 766                 int ev_ret = tevent_loop_once(torture->ev);
 767                 torture_assert(torture, ev_ret == 0, "tevent_loop_once failed");
 768 #endif
 769         }
 770         torture_assert_ntstatus_ok(torture, s->error, "Failed establish a connect");
 771
 772         /*
 773          * Change the workstation password after establishing the netlogon
 774          * schannel connections to prove that existing connections are not
 775          * affected by a wks pwchange.
 776          */
 777
 778         {
 779                 struct netr_ServerPasswordSet pwset;
 780                 char *password = generate_random_password(s->join_ctx1, 8, 255);
 781                 struct netlogon_creds_CredentialState *creds_state;
 782                 struct dcerpc_pipe *net_pipe;
 783                 struct netr_Authenticator credential, return_authenticator;
 784                 struct samr_Password new_password;
 785
 786                 status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
 787                                                &ndr_table_netlogon,
 788                                                s->wks_creds1,
 789                                                torture->ev, torture->lp_ctx);
 790
 791                 torture_assert_ntstatus_ok(torture, status,
 792                                            "dcerpc_pipe_connect_b failed");
 793
 794                 pwset.in.server_name = talloc_asprintf(
 795                         net_pipe, "\\\\%s", dcerpc_server_name(net_pipe));
 796                 pwset.in.computer_name =
 797                         cli_credentials_get_workstation(s->wks_creds1);
 798                 pwset.in.account_name = talloc_asprintf(
 799                         net_pipe, "%s$", pwset.in.computer_name);
 800                 pwset.in.secure_channel_type = SEC_CHAN_WKSTA;
 801                 pwset.in.credential = &credential;
 802                 pwset.in.new_password = &new_password;
 803                 pwset.out.return_authenticator = &return_authenticator;
 804
 805                 E_md4hash(password, new_password.hash);
 806
 807                 creds_state = cli_credentials_get_netlogon_creds(
 808                         s->wks_creds1);
 809                 netlogon_creds_des_encrypt(creds_state, &new_password);
 810                 netlogon_creds_client_authenticator(creds_state, &credential);
 811
 812                 torture_assert_ntstatus_ok(torture, dcerpc_netr_ServerPasswordSet_r(net_pipe->binding_handle, torture, &pwset),
 813                         "ServerPasswordSet failed");
 814                 torture_assert_ntstatus_ok(torture, pwset.out.result,
 815                                            "ServerPasswordSet failed");
 816
 817                 if (!netlogon_creds_client_check(creds_state,
 818                                         &pwset.out.return_authenticator->cred)) {
 819                         torture_comment(torture, "Credential chaining failed\n");
 820                 }
 821
 822                 cli_credentials_set_password(s->wks_creds1, password,
 823                                              CRED_SPECIFIED);
 824
 825                 talloc_free(net_pipe);
 826
 827                 /* Just as a test, connect with the new creds */
 828
 829                 talloc_free(s->wks_creds1->netlogon_creds);
 830                 s->wks_creds1->netlogon_creds = NULL;
 831
 832                 status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
 833                                                &ndr_table_netlogon,
 834                                                s->wks_creds1,
 835                                                torture->ev, torture->lp_ctx);
 836
 837                 torture_assert_ntstatus_ok(torture, status,
 838                                            "dcerpc_pipe_connect_b failed");
 839
 840                 talloc_free(net_pipe);
 841         }
 842
 843         torture_comment(torture, "Start looping LogonSamLogonEx on %d connections for %d secs\n",
 844                         s->nprocs, s->timelimit);
 845         for (i=0; i < s->nprocs; i++) {
 846                 ret = torture_schannel_bench_start(&s->conns[i]);
 847                 torture_assert(torture, ret, "Failed to setup LogonSamLogonEx");
 848         }
 849
 850         start = timeval_current();
 851         end = timeval_add(&start, s->timelimit, 0);
 852
 853         while (NT_STATUS_IS_OK(s->error) && !timeval_expired(&end)) {
 854                 int ev_ret = tevent_loop_once(torture->ev);
 855                 torture_assert(torture, ev_ret == 0, "tevent_loop_once failed");
 856         }
 857         torture_assert_ntstatus_ok(torture, s->error, "Failed some request");
 858         s->stopped = true;
 859         talloc_free(s->conns);
 860
 861         for (i=0; i < s->nprocs; i++) {
 862                 s->total += s->conns[i].total;
 863         }
 864
 865         torture_comment(torture,
 866                         "Total ops[%llu] (%u ops/s)\n",
 867                         (unsigned long long)s->total,
 868                         (unsigned)s->total/s->timelimit);
 869
 870         torture_leave_domain(torture, s->join_ctx1);
 871         torture_leave_domain(torture, s->join_ctx2);
 872         return true;
 873 }