source4/rpc_server/netlogon/dcerpc_netlogon.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    endpoint server for the netlogon pipe
   5
   6    Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2008
   7    Copyright (C) Stefan Metzmacher <metze@samba.org>  2005
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #include "includes.h"
  24 #include "rpc_server/dcerpc_server.h"
  25 #include "rpc_server/common/common.h"
  26 #include "lib/ldb/include/ldb.h"
  27 #include "auth/auth.h"
  28 #include "auth/auth_sam_reply.h"
  29 #include "dsdb/samdb/samdb.h"
  30 #include "dsdb/common/flags.h"
  31 #include "rpc_server/samr/proto.h"
  32 #include "../lib/util/util_ldb.h"
  33 #include "libcli/auth/libcli_auth.h"
  34 #include "auth/gensec/schannel_state.h"
  35 #include "libcli/security/security.h"
  36 #include "param/param.h"
  37 #include "lib/messaging/irpc.h"
  38 #include "librpc/gen_ndr/ndr_irpc.h"
  39 #include "librpc/gen_ndr/ndr_netlogon.h"
  40
  41 struct server_pipe_state {
  42         struct netr_Credential client_challenge;
  43         struct netr_Credential server_challenge;
  44 };
  45
  46
  47 static NTSTATUS dcesrv_netr_ServerReqChallenge(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
  48                                         struct netr_ServerReqChallenge *r)
  49 {
  50         struct server_pipe_state *pipe_state = dce_call->context->private;
  51
  52         ZERO_STRUCTP(r->out.credentials);
  53
  54         /* destroyed on pipe shutdown */
  55
  56         if (pipe_state) {
  57                 talloc_free(pipe_state);
  58                 dce_call->context->private = NULL;
  59         }
  60
  61         pipe_state = talloc(dce_call->context, struct server_pipe_state);
  62         NT_STATUS_HAVE_NO_MEMORY(pipe_state);
  63
  64         pipe_state->client_challenge = *r->in.credentials;
  65
  66         generate_random_buffer(pipe_state->server_challenge.data,
  67                                sizeof(pipe_state->server_challenge.data));
  68
  69         *r->out.credentials = pipe_state->server_challenge;
  70
  71         dce_call->context->private = pipe_state;
  72
  73         return NT_STATUS_OK;
  74 }
  75
  76 static NTSTATUS dcesrv_netr_ServerAuthenticate3(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
  77                                          struct netr_ServerAuthenticate3 *r)
  78 {
  79         struct server_pipe_state *pipe_state = dce_call->context->private;
  80         struct creds_CredentialState *creds;
  81         void *sam_ctx;
  82         struct samr_Password *mach_pwd;
  83         uint32_t user_account_control;
  84         int num_records;
  85         struct ldb_message **msgs;
  86         NTSTATUS nt_status;
  87         const char *attrs[] = {"unicodePwd", "userAccountControl",
  88                                "objectSid", NULL};
  89
  90         const char *trust_dom_attrs[] = {"flatname", NULL};
  91         const char *account_name;
  92
  93         ZERO_STRUCTP(r->out.credentials);
  94         *r->out.rid = 0;
  95         *r->out.negotiate_flags = *r->in.negotiate_flags;
  96
  97         if (!pipe_state) {
  98                 DEBUG(1, ("No challenge requested by client, cannot authenticate\n"));
  99                 return NT_STATUS_ACCESS_DENIED;
 100         }
 101
 102         sam_ctx = samdb_connect(mem_ctx, dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx,
 103                                 system_session(mem_ctx, dce_call->conn->dce_ctx->lp_ctx));
 104         if (sam_ctx == NULL) {
 105                 return NT_STATUS_INVALID_SYSTEM_SERVICE;
 106         }
 107
 108         if (r->in.secure_channel_type == SEC_CHAN_DNS_DOMAIN) {
 109                 char *encoded_account = ldb_binary_encode_string(mem_ctx, r->in.account_name);
 110                 const char *flatname;
 111                 if (!encoded_account) {
 112                         return NT_STATUS_NO_MEMORY;
 113                 }
 114
 115                 /* Kill the trailing dot */
 116                 if (encoded_account[strlen(encoded_account)-1] == '.') {
 117                         encoded_account[strlen(encoded_account)-1] = '\0';
 118                 }
 119
 120                 /* pull the user attributes */
 121                 num_records = gendb_search(sam_ctx, mem_ctx, NULL, &msgs, trust_dom_attrs,
 122                                            "(&(trustPartner=%s)(objectclass=trustedDomain))",
 123                                            encoded_account);
 124
 125                 if (num_records == 0) {
 126                         DEBUG(3,("Couldn't find trust [%s] in samdb.\n",
 127                                  encoded_account));
 128                         return NT_STATUS_ACCESS_DENIED;
 129                 }
 130
 131                 if (num_records > 1) {
 132                         DEBUG(0,("Found %d records matching user [%s]\n", num_records, r->in.account_name));
 133                         return NT_STATUS_INTERNAL_DB_CORRUPTION;
 134                 }
 135
 136                 flatname = ldb_msg_find_attr_as_string(msgs[0], "flatname", NULL);
 137                 if (!flatname) {
 138                         /* No flatname for this trust - we can't proceed */
 139                         return NT_STATUS_ACCESS_DENIED;
 140                 }
 141                 account_name = talloc_asprintf(mem_ctx, "%s$", flatname);
 142
 143                 if (!account_name) {
 144                         return NT_STATUS_NO_MEMORY;
 145                 }
 146
 147         } else {
 148                 account_name = r->in.account_name;
 149         }
 150
 151         /* pull the user attributes */
 152         num_records = gendb_search(sam_ctx, mem_ctx, NULL, &msgs, attrs,
 153                                    "(&(sAMAccountName=%s)(objectclass=user))",
 154                                    ldb_binary_encode_string(mem_ctx, account_name));
 155
 156         if (num_records == 0) {
 157                 DEBUG(3,("Couldn't find user [%s] in samdb.\n",
 158                          r->in.account_name));
 159                 return NT_STATUS_ACCESS_DENIED;
 160         }
 161
 162         if (num_records > 1) {
 163                 DEBUG(0,("Found %d records matching user [%s]\n", num_records, r->in.account_name));
 164                 return NT_STATUS_INTERNAL_DB_CORRUPTION;
 165         }
 166
 167
 168         user_account_control = ldb_msg_find_attr_as_uint(msgs[0], "userAccountControl", 0);
 169
 170         if (user_account_control & UF_ACCOUNTDISABLE) {
 171                 DEBUG(1, ("Account [%s] is disabled\n", r->in.account_name));
 172                 return NT_STATUS_ACCESS_DENIED;
 173         }
 174
 175         if (r->in.secure_channel_type == SEC_CHAN_WKSTA) {
 176                 if (!(user_account_control & UF_WORKSTATION_TRUST_ACCOUNT)) {
 177                         DEBUG(1, ("Client asked for a workstation secure channel, but is not a workstation (member server) acb flags: 0x%x\n", user_account_control));
 178                         return NT_STATUS_ACCESS_DENIED;
 179                 }
 180         } else if (r->in.secure_channel_type == SEC_CHAN_DOMAIN ||
 181                    r->in.secure_channel_type == SEC_CHAN_DNS_DOMAIN) {
 182                 if (!(user_account_control & UF_INTERDOMAIN_TRUST_ACCOUNT)) {
 183                         DEBUG(1, ("Client asked for a trusted domain secure channel, but is not a trusted domain: acb flags: 0x%x\n", user_account_control));
 184
 185                         return NT_STATUS_ACCESS_DENIED;
 186                 }
 187         } else if (r->in.secure_channel_type == SEC_CHAN_BDC) {
 188                 if (!(user_account_control & UF_SERVER_TRUST_ACCOUNT)) {
 189                         DEBUG(1, ("Client asked for a server secure channel, but is not a server (domain controller): acb flags: 0x%x\n", user_account_control));
 190                         return NT_STATUS_ACCESS_DENIED;
 191                 }
 192         } else {
 193                 DEBUG(1, ("Client asked for an invalid secure channel type: %d\n",
 194                           r->in.secure_channel_type));
 195                 return NT_STATUS_ACCESS_DENIED;
 196         }
 197
 198         *r->out.rid = samdb_result_rid_from_sid(mem_ctx, msgs[0],
 199                                                 "objectSid", 0);
 200
 201         mach_pwd = samdb_result_hash(mem_ctx, msgs[0], "unicodePwd");
 202         if (mach_pwd == NULL) {
 203                 return NT_STATUS_ACCESS_DENIED;
 204         }
 205
 206         creds = talloc(mem_ctx, struct creds_CredentialState);
 207         NT_STATUS_HAVE_NO_MEMORY(creds);
 208
 209         creds_server_init(creds, &pipe_state->client_challenge,
 210                           &pipe_state->server_challenge, mach_pwd,
 211                           r->out.credentials,
 212                           *r->in.negotiate_flags);
 213
 214         if (!creds_server_check(creds, r->in.credentials)) {
 215                 talloc_free(creds);
 216                 return NT_STATUS_ACCESS_DENIED;
 217         }
 218
 219         creds->account_name = talloc_steal(creds, r->in.account_name);
 220
 221         creds->computer_name = talloc_steal(creds, r->in.computer_name);
 222         creds->domain = talloc_strdup(creds, lp_workgroup(dce_call->conn->dce_ctx->lp_ctx));
 223
 224         creds->secure_channel_type = r->in.secure_channel_type;
 225
 226         creds->sid = samdb_result_dom_sid(creds, msgs[0], "objectSid");
 227
 228
 229         /* remember this session key state */
 230         nt_status = schannel_store_session_key(mem_ctx, dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx, creds);
 231
 232         return nt_status;
 233 }
 234
 235 static NTSTATUS dcesrv_netr_ServerAuthenticate(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 236                                         struct netr_ServerAuthenticate *r)
 237 {
 238         struct netr_ServerAuthenticate3 r3;
 239         uint32_t rid = 0;
 240         /* TODO:
 241          * negotiate_flags is used as an [in] parameter
 242          * so it need to be initialised.
 243          *
 244          * (I think ... = 0; seems wrong here --metze)
 245          */
 246         uint32_t negotiate_flags = 0;
 247
 248         r3.in.server_name = r->in.server_name;
 249         r3.in.account_name = r->in.account_name;
 250         r3.in.secure_channel_type = r->in.secure_channel_type;
 251         r3.in.computer_name = r->in.computer_name;
 252         r3.in.credentials = r->in.credentials;
 253         r3.out.credentials = r->out.credentials;
 254         r3.in.negotiate_flags = &negotiate_flags;
 255         r3.out.negotiate_flags = &negotiate_flags;
 256         r3.out.rid = &rid;
 257
 258         return dcesrv_netr_ServerAuthenticate3(dce_call, mem_ctx, &r3);
 259 }
 260
 261 static NTSTATUS dcesrv_netr_ServerAuthenticate2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 262                                          struct netr_ServerAuthenticate2 *r)
 263 {
 264         struct netr_ServerAuthenticate3 r3;
 265         uint32_t rid = 0;
 266
 267         r3.in.server_name = r->in.server_name;
 268         r3.in.account_name = r->in.account_name;
 269         r3.in.secure_channel_type = r->in.secure_channel_type;
 270         r3.in.computer_name = r->in.computer_name;
 271         r3.in.credentials = r->in.credentials;
 272         r3.out.credentials = r->out.credentials;
 273         r3.in.negotiate_flags = r->in.negotiate_flags;
 274         r3.out.negotiate_flags = r->out.negotiate_flags;
 275         r3.out.rid = &rid;
 276
 277         return dcesrv_netr_ServerAuthenticate3(dce_call, mem_ctx, &r3);
 278 }
 279
 280 /*
 281   Validate an incoming authenticator against the credentials for the remote machine.
 282
 283   The credentials are (re)read and from the schannel database, and
 284   written back after the caclulations are performed.
 285
 286   The creds_out parameter (if not NULL) returns the credentials, if
 287   the caller needs some of that information.
 288
 289 */
 290 static NTSTATUS dcesrv_netr_creds_server_step_check(struct event_context *event_ctx,
 291                                                     struct loadparm_context *lp_ctx,
 292                                                     const char *computer_name,
 293                                              TALLOC_CTX *mem_ctx,
 294                                              struct netr_Authenticator *received_authenticator,
 295                                              struct netr_Authenticator *return_authenticator,
 296                                              struct creds_CredentialState **creds_out)
 297 {
 298         struct creds_CredentialState *creds;
 299         NTSTATUS nt_status;
 300         struct ldb_context *ldb;
 301         int ret;
 302
 303         ldb = schannel_db_connect(mem_ctx, event_ctx, lp_ctx);
 304         if (!ldb) {
 305                 return NT_STATUS_ACCESS_DENIED;
 306         }
 307
 308         ret = ldb_transaction_start(ldb);
 309         if (ret != 0) {
 310                 talloc_free(ldb);
 311                 return NT_STATUS_INTERNAL_DB_CORRUPTION;
 312         }
 313
 314         /* Because this is a shared structure (even across
 315          * disconnects) we must update the database every time we
 316          * update the structure */
 317
 318         nt_status = schannel_fetch_session_key_ldb(ldb, ldb, computer_name,
 319                                                    lp_workgroup(lp_ctx),
 320                                                    &creds);
 321         if (NT_STATUS_IS_OK(nt_status)) {
 322                 nt_status = creds_server_step_check(creds,
 323                                                     received_authenticator,
 324                                                     return_authenticator);
 325         }
 326         if (NT_STATUS_IS_OK(nt_status)) {
 327                 nt_status = schannel_store_session_key_ldb(ldb, ldb, creds);
 328         }
 329
 330         if (NT_STATUS_IS_OK(nt_status)) {
 331                 ldb_transaction_commit(ldb);
 332                 if (creds_out) {
 333                         *creds_out = creds;
 334                         talloc_steal(mem_ctx, creds);
 335                 }
 336         } else {
 337                 ldb_transaction_cancel(ldb);
 338         }
 339         talloc_free(ldb);
 340         return nt_status;
 341 }
 342
 343 /*
 344   Change the machine account password for the currently connected
 345   client.  Supplies only the NT#.
 346 */
 347
 348 static NTSTATUS dcesrv_netr_ServerPasswordSet(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 349                                        struct netr_ServerPasswordSet *r)
 350 {
 351         struct creds_CredentialState *creds;
 352         struct ldb_context *sam_ctx;
 353         NTSTATUS nt_status;
 354
 355         nt_status = dcesrv_netr_creds_server_step_check(dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx,
 356                                                         r->in.computer_name, mem_ctx,
 357                                                  &r->in.credential, &r->out.return_authenticator,
 358                                                  &creds);
 359         NT_STATUS_NOT_OK_RETURN(nt_status);
 360
 361         sam_ctx = samdb_connect(mem_ctx, dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx, system_session(mem_ctx, dce_call->conn->dce_ctx->lp_ctx));
 362         if (sam_ctx == NULL) {
 363                 return NT_STATUS_INVALID_SYSTEM_SERVICE;
 364         }
 365
 366         creds_des_decrypt(creds, &r->in.new_password);
 367
 368         /* Using the sid for the account as the key, set the password */
 369         nt_status = samdb_set_password_sid(sam_ctx, mem_ctx,
 370                                            creds->sid,
 371                                            NULL, /* Don't have plaintext */
 372                                            NULL, &r->in.new_password,
 373                                            true, /* Password change */
 374                                            NULL, NULL);
 375         return nt_status;
 376 }
 377
 378 /*
 379   Change the machine account password for the currently connected
 380   client.  Supplies new plaintext.
 381 */
 382 static NTSTATUS dcesrv_netr_ServerPasswordSet2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 383                                        struct netr_ServerPasswordSet2 *r)
 384 {
 385         struct creds_CredentialState *creds;
 386         struct ldb_context *sam_ctx;
 387         NTSTATUS nt_status;
 388         DATA_BLOB new_password;
 389
 390         struct samr_CryptPassword password_buf;
 391
 392         nt_status = dcesrv_netr_creds_server_step_check(dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx,
 393                                                         r->in.computer_name, mem_ctx,
 394                                                         &r->in.credential, &r->out.return_authenticator,
 395                                                         &creds);
 396         NT_STATUS_NOT_OK_RETURN(nt_status);
 397
 398         sam_ctx = samdb_connect(mem_ctx, dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx, system_session(mem_ctx, dce_call->conn->dce_ctx->lp_ctx));
 399         if (sam_ctx == NULL) {
 400                 return NT_STATUS_INVALID_SYSTEM_SERVICE;
 401         }
 402
 403         memcpy(password_buf.data, r->in.new_password.data, 512);
 404         SIVAL(password_buf.data, 512, r->in.new_password.length);
 405         creds_arcfour_crypt(creds, password_buf.data, 516);
 406
 407         if (!extract_pw_from_buffer(mem_ctx, password_buf.data, &new_password)) {
 408                 DEBUG(3,("samr: failed to decode password buffer\n"));
 409                 return NT_STATUS_WRONG_PASSWORD;
 410         }
 411
 412         /* Using the sid for the account as the key, set the password */
 413         nt_status = samdb_set_password_sid(sam_ctx, mem_ctx,
 414                                            creds->sid,
 415                                            &new_password, /* we have plaintext */
 416                                            NULL, NULL,
 417                                            true, /* Password change */
 418                                            NULL, NULL);
 419         return nt_status;
 420 }
 421
 422
 423 /*
 424   netr_LogonUasLogon
 425 */
 426 static WERROR dcesrv_netr_LogonUasLogon(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 427                                  struct netr_LogonUasLogon *r)
 428 {
 429         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 430 }
 431
 432
 433 /*
 434   netr_LogonUasLogoff
 435 */
 436 static WERROR dcesrv_netr_LogonUasLogoff(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 437                        struct netr_LogonUasLogoff *r)
 438 {
 439         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 440 }
 441
 442
 443 /*
 444   netr_LogonSamLogon_base
 445
 446   This version of the function allows other wrappers to say 'do not check the credentials'
 447
 448   We can't do the traditional 'wrapping' format completly, as this function must only run under schannel
 449 */
 450 static NTSTATUS dcesrv_netr_LogonSamLogon_base(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 451                                         struct netr_LogonSamLogonEx *r, struct creds_CredentialState *creds)
 452 {
 453         struct auth_context *auth_context;
 454         struct auth_usersupplied_info *user_info;
 455         struct auth_serversupplied_info *server_info;
 456         NTSTATUS nt_status;
 457         static const char zeros[16];
 458         struct netr_SamBaseInfo *sam;
 459         struct netr_SamInfo2 *sam2;
 460         struct netr_SamInfo3 *sam3;
 461         struct netr_SamInfo6 *sam6;
 462
 463         user_info = talloc(mem_ctx, struct auth_usersupplied_info);
 464         NT_STATUS_HAVE_NO_MEMORY(user_info);
 465
 466         user_info->flags = 0;
 467         user_info->mapped_state = false;
 468         user_info->remote_host = NULL;
 469
 470         switch (r->in.logon_level) {
 471         case NetlogonInteractiveInformation:
 472         case NetlogonServiceInformation:
 473         case NetlogonInteractiveTransitiveInformation:
 474         case NetlogonServiceTransitiveInformation:
 475                 if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
 476                         creds_arcfour_crypt(creds,
 477                                             r->in.logon.password->lmpassword.hash,
 478                                             sizeof(r->in.logon.password->lmpassword.hash));
 479                         creds_arcfour_crypt(creds,
 480                                             r->in.logon.password->ntpassword.hash,
 481                                             sizeof(r->in.logon.password->ntpassword.hash));
 482                 } else {
 483                         creds_des_decrypt(creds, &r->in.logon.password->lmpassword);
 484                         creds_des_decrypt(creds, &r->in.logon.password->ntpassword);
 485                 }
 486
 487                 /* TODO: we need to deny anonymous access here */
 488                 nt_status = auth_context_create(mem_ctx,
 489                                                 dce_call->event_ctx, dce_call->msg_ctx,
 490                                                 dce_call->conn->dce_ctx->lp_ctx,
 491                                                 &auth_context);
 492                 NT_STATUS_NOT_OK_RETURN(nt_status);
 493
 494                 user_info->logon_parameters = r->in.logon.password->identity_info.parameter_control;
 495                 user_info->client.account_name = r->in.logon.password->identity_info.account_name.string;
 496                 user_info->client.domain_name = r->in.logon.password->identity_info.domain_name.string;
 497                 user_info->workstation_name = r->in.logon.password->identity_info.workstation.string;
 498
 499                 user_info->flags |= USER_INFO_INTERACTIVE_LOGON;
 500                 user_info->password_state = AUTH_PASSWORD_HASH;
 501
 502                 user_info->password.hash.lanman = talloc(user_info, struct samr_Password);
 503                 NT_STATUS_HAVE_NO_MEMORY(user_info->password.hash.lanman);
 504                 *user_info->password.hash.lanman = r->in.logon.password->lmpassword;
 505
 506                 user_info->password.hash.nt = talloc(user_info, struct samr_Password);
 507                 NT_STATUS_HAVE_NO_MEMORY(user_info->password.hash.nt);
 508                 *user_info->password.hash.nt = r->in.logon.password->ntpassword;
 509
 510                 break;
 511         case NetlogonNetworkInformation:
 512         case NetlogonNetworkTransitiveInformation:
 513
 514                 /* TODO: we need to deny anonymous access here */
 515                 nt_status = auth_context_create(mem_ctx,
 516                                                 dce_call->event_ctx, dce_call->msg_ctx,
 517                                                 dce_call->conn->dce_ctx->lp_ctx,
 518                                                 &auth_context);
 519                 NT_STATUS_NOT_OK_RETURN(nt_status);
 520
 521                 nt_status = auth_context_set_challenge(auth_context, r->in.logon.network->challenge, "netr_LogonSamLogonWithFlags");
 522                 NT_STATUS_NOT_OK_RETURN(nt_status);
 523
 524                 user_info->logon_parameters = r->in.logon.network->identity_info.parameter_control;
 525                 user_info->client.account_name = r->in.logon.network->identity_info.account_name.string;
 526                 user_info->client.domain_name = r->in.logon.network->identity_info.domain_name.string;
 527                 user_info->workstation_name = r->in.logon.network->identity_info.workstation.string;
 528
 529                 user_info->password_state = AUTH_PASSWORD_RESPONSE;
 530                 user_info->password.response.lanman = data_blob_talloc(mem_ctx, r->in.logon.network->lm.data, r->in.logon.network->lm.length);
 531                 user_info->password.response.nt = data_blob_talloc(mem_ctx, r->in.logon.network->nt.data, r->in.logon.network->nt.length);
 532
 533                 break;
 534
 535
 536         case NetlogonGenericInformation:
 537         {
 538                 if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
 539                         creds_arcfour_crypt(creds,
 540                                             r->in.logon.generic->data, r->in.logon.generic->length);
 541                 } else {
 542                         /* Using DES to verify kerberos tickets makes no sense */
 543                         return NT_STATUS_INVALID_PARAMETER;
 544                 }
 545
 546                 if (strcmp(r->in.logon.generic->package_name.string, "Kerberos") == 0) {
 547                         NTSTATUS status;
 548                         struct server_id *kdc;
 549                         struct kdc_check_generic_kerberos check;
 550                         struct netr_GenericInfo2 *generic = talloc_zero(mem_ctx, struct netr_GenericInfo2);
 551                         NT_STATUS_HAVE_NO_MEMORY(generic);
 552                         r->out.authoritative = 1;
 553
 554                         /* TODO: Describe and deal with these flags */
 555                         r->out.flags = 0;
 556
 557                         r->out.validation.generic = generic;
 558
 559                         kdc = irpc_servers_byname(dce_call->msg_ctx, mem_ctx, "kdc_server");
 560                         if ((kdc == NULL) || (kdc[0].id == 0)) {
 561                                 return NT_STATUS_NO_LOGON_SERVERS;
 562                         }
 563
 564                         check.in.generic_request =
 565                                 data_blob_const(r->in.logon.generic->data,
 566                                                 r->in.logon.generic->length);
 567
 568                         status = irpc_call(dce_call->msg_ctx, kdc[0],
 569                                            &ndr_table_irpc, NDR_KDC_CHECK_GENERIC_KERBEROS,
 570                                            &check, mem_ctx);
 571                         if (!NT_STATUS_IS_OK(status)) {
 572                                 return status;
 573                         }
 574                         generic->length = check.out.generic_reply.length;
 575                         generic->data = check.out.generic_reply.data;
 576                         return NT_STATUS_OK;
 577                 }
 578
 579                 /* Until we get an implemetnation of these other packages */
 580                 return NT_STATUS_INVALID_PARAMETER;
 581         }
 582         default:
 583                 return NT_STATUS_INVALID_PARAMETER;
 584         }
 585
 586         nt_status = auth_check_password(auth_context, mem_ctx, user_info, &server_info);
 587         NT_STATUS_NOT_OK_RETURN(nt_status);
 588
 589         nt_status = auth_convert_server_info_sambaseinfo(mem_ctx, server_info, &sam);
 590         NT_STATUS_NOT_OK_RETURN(nt_status);
 591
 592         /* Don't crypt an all-zero key, it would give away the NETLOGON pipe session key */
 593         /* It appears that level 6 is not individually encrypted */
 594         if ((r->in.validation_level != 6) &&
 595             memcmp(sam->key.key, zeros, sizeof(sam->key.key)) != 0) {
 596                 /* This key is sent unencrypted without the ARCFOUR flag set */
 597                 if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
 598                         creds_arcfour_crypt(creds,
 599                                             sam->key.key,
 600                                             sizeof(sam->key.key));
 601                 }
 602         }
 603
 604         /* Don't crypt an all-zero key, it would give away the NETLOGON pipe session key */
 605         /* It appears that level 6 is not individually encrypted */
 606         if ((r->in.validation_level != 6) &&
 607             memcmp(sam->LMSessKey.key, zeros, sizeof(sam->LMSessKey.key)) != 0) {
 608                 if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
 609                         creds_arcfour_crypt(creds,
 610                                             sam->LMSessKey.key,
 611                                             sizeof(sam->LMSessKey.key));
 612                 } else {
 613                         creds_des_encrypt_LMKey(creds,
 614                                                 &sam->LMSessKey);
 615                 }
 616         }
 617
 618         switch (r->in.validation_level) {
 619         case 2:
 620                 sam2 = talloc_zero(mem_ctx, struct netr_SamInfo2);
 621                 NT_STATUS_HAVE_NO_MEMORY(sam2);
 622                 sam2->base = *sam;
 623                 r->out.validation.sam2 = sam2;
 624                 break;
 625
 626         case 3:
 627                 sam3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
 628                 NT_STATUS_HAVE_NO_MEMORY(sam3);
 629                 sam3->base = *sam;
 630                 r->out.validation.sam3 = sam3;
 631                 break;
 632
 633         case 6:
 634                 sam6 = talloc_zero(mem_ctx, struct netr_SamInfo6);
 635                 NT_STATUS_HAVE_NO_MEMORY(sam6);
 636                 sam6->base = *sam;
 637                 sam6->forest.string = lp_realm(dce_call->conn->dce_ctx->lp_ctx);
 638                 sam6->principle.string = talloc_asprintf(mem_ctx, "%s@%s",
 639                                                          sam->account_name.string, sam6->forest.string);
 640                 NT_STATUS_HAVE_NO_MEMORY(sam6->principle.string);
 641                 r->out.validation.sam6 = sam6;
 642                 break;
 643
 644         default:
 645                 break;
 646         }
 647
 648         r->out.authoritative = 1;
 649
 650         /* TODO: Describe and deal with these flags */
 651         r->out.flags = 0;
 652
 653         return NT_STATUS_OK;
 654 }
 655
 656 static NTSTATUS dcesrv_netr_LogonSamLogonEx(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 657                                      struct netr_LogonSamLogonEx *r)
 658 {
 659         NTSTATUS nt_status;
 660         struct creds_CredentialState *creds;
 661         nt_status = schannel_fetch_session_key(mem_ctx, dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx, r->in.computer_name, lp_workgroup(dce_call->conn->dce_ctx->lp_ctx), &creds);
 662         if (!NT_STATUS_IS_OK(nt_status)) {
 663                 return nt_status;
 664         }
 665
 666         if (!dce_call->conn->auth_state.auth_info ||
 667             dce_call->conn->auth_state.auth_info->auth_type != DCERPC_AUTH_TYPE_SCHANNEL) {
 668                 return NT_STATUS_INTERNAL_ERROR;
 669         }
 670         return dcesrv_netr_LogonSamLogon_base(dce_call, mem_ctx, r, creds);
 671 }
 672
 673 /*
 674   netr_LogonSamLogonWithFlags
 675
 676 */
 677 static NTSTATUS dcesrv_netr_LogonSamLogonWithFlags(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 678                                             struct netr_LogonSamLogonWithFlags *r)
 679 {
 680         NTSTATUS nt_status;
 681         struct creds_CredentialState *creds;
 682         struct netr_LogonSamLogonEx r2;
 683
 684         struct netr_Authenticator *return_authenticator;
 685
 686         return_authenticator = talloc(mem_ctx, struct netr_Authenticator);
 687         NT_STATUS_HAVE_NO_MEMORY(return_authenticator);
 688
 689         nt_status = dcesrv_netr_creds_server_step_check(dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx,
 690                                                         r->in.computer_name, mem_ctx,
 691                                                  r->in.credential, return_authenticator,
 692                                                  &creds);
 693         NT_STATUS_NOT_OK_RETURN(nt_status);
 694
 695         ZERO_STRUCT(r2);
 696
 697         r2.in.server_name       = r->in.server_name;
 698         r2.in.computer_name     = r->in.computer_name;
 699         r2.in.logon_level       = r->in.logon_level;
 700         r2.in.logon             = r->in.logon;
 701         r2.in.validation_level  = r->in.validation_level;
 702         r2.in.flags             = r->in.flags;
 703
 704         nt_status = dcesrv_netr_LogonSamLogon_base(dce_call, mem_ctx, &r2, creds);
 705
 706         r->out.return_authenticator     = return_authenticator;
 707         r->out.validation               = r2.out.validation;
 708         r->out.authoritative            = r2.out.authoritative;
 709         r->out.flags                    = r2.out.flags;
 710
 711         return nt_status;
 712 }
 713
 714 /*
 715   netr_LogonSamLogon
 716 */
 717 static NTSTATUS dcesrv_netr_LogonSamLogon(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 718                                    struct netr_LogonSamLogon *r)
 719 {
 720         struct netr_LogonSamLogonWithFlags r2;
 721         NTSTATUS status;
 722
 723         ZERO_STRUCT(r2);
 724
 725         r2.in.server_name = r->in.server_name;
 726         r2.in.computer_name = r->in.computer_name;
 727         r2.in.credential  = r->in.credential;
 728         r2.in.return_authenticator = r->in.return_authenticator;
 729         r2.in.logon_level = r->in.logon_level;
 730         r2.in.logon = r->in.logon;
 731         r2.in.validation_level = r->in.validation_level;
 732         r2.in.flags = 0;
 733
 734         status = dcesrv_netr_LogonSamLogonWithFlags(dce_call, mem_ctx, &r2);
 735
 736         r->out.return_authenticator = r2.out.return_authenticator;
 737         r->out.validation = r2.out.validation;
 738         r->out.authoritative = r2.out.authoritative;
 739
 740         return status;
 741 }
 742
 743
 744 /*
 745   netr_LogonSamLogoff
 746 */
 747 static NTSTATUS dcesrv_netr_LogonSamLogoff(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 748                        struct netr_LogonSamLogoff *r)
 749 {
 750         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 751 }
 752
 753
 754
 755 /*
 756   netr_DatabaseDeltas
 757 */
 758 static NTSTATUS dcesrv_netr_DatabaseDeltas(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 759                        struct netr_DatabaseDeltas *r)
 760 {
 761         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 762 }
 763
 764
 765 /*
 766   netr_DatabaseSync
 767 */
 768 static NTSTATUS dcesrv_netr_DatabaseSync(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 769                        struct netr_DatabaseSync *r)
 770 {
 771         /* win2k3 native mode returns  "NOT IMPLEMENTED" for this call */
 772         return NT_STATUS_NOT_IMPLEMENTED;
 773 }
 774
 775
 776 /*
 777   netr_AccountDeltas
 778 */
 779 static NTSTATUS dcesrv_netr_AccountDeltas(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 780                        struct netr_AccountDeltas *r)
 781 {
 782         /* w2k3 returns "NOT IMPLEMENTED" for this call */
 783         return NT_STATUS_NOT_IMPLEMENTED;
 784 }
 785
 786
 787 /*
 788   netr_AccountSync
 789 */
 790 static NTSTATUS dcesrv_netr_AccountSync(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 791                        struct netr_AccountSync *r)
 792 {
 793         /* w2k3 returns "NOT IMPLEMENTED" for this call */
 794         return NT_STATUS_NOT_IMPLEMENTED;
 795 }
 796
 797
 798 /*
 799   netr_GetDcName
 800 */
 801 static WERROR dcesrv_netr_GetDcName(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 802                        struct netr_GetDcName *r)
 803 {
 804         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 805 }
 806
 807
 808 /*
 809   netr_LogonControl
 810 */
 811 static WERROR dcesrv_netr_LogonControl(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 812                        struct netr_LogonControl *r)
 813 {
 814         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 815 }
 816
 817
 818 /*
 819   netr_GetAnyDCName
 820 */
 821 static WERROR dcesrv_netr_GetAnyDCName(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 822                        struct netr_GetAnyDCName *r)
 823 {
 824         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 825 }
 826
 827
 828 /*
 829   netr_LogonControl2
 830 */
 831 static WERROR dcesrv_netr_LogonControl2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 832                        struct netr_LogonControl2 *r)
 833 {
 834         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 835 }
 836
 837
 838 /*
 839   netr_DatabaseSync2
 840 */
 841 static NTSTATUS dcesrv_netr_DatabaseSync2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 842                        struct netr_DatabaseSync2 *r)
 843 {
 844         /* win2k3 native mode returns  "NOT IMPLEMENTED" for this call */
 845         return NT_STATUS_NOT_IMPLEMENTED;
 846 }
 847
 848
 849 /*
 850   netr_DatabaseRedo
 851 */
 852 static NTSTATUS dcesrv_netr_DatabaseRedo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 853                        struct netr_DatabaseRedo *r)
 854 {
 855         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 856 }
 857
 858
 859 /*
 860   netr_LogonControl2Ex
 861 */
 862 static WERROR dcesrv_netr_LogonControl2Ex(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 863                        struct netr_LogonControl2Ex *r)
 864 {
 865         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 866 }
 867
 868
 869 /*
 870   netr_NetrEnumerateTurstedDomains
 871 */
 872 static WERROR dcesrv_netr_NetrEnumerateTrustedDomains(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 873                        struct netr_NetrEnumerateTrustedDomains *r)
 874 {
 875         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 876 }
 877
 878
 879 /*
 880   netr_NETRLOGONDUMMYROUTINE1
 881 */
 882 static WERROR dcesrv_netr_NETRLOGONDUMMYROUTINE1(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 883                        struct netr_NETRLOGONDUMMYROUTINE1 *r)
 884 {
 885         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 886 }
 887
 888
 889 /*
 890   netr_NETRLOGONSETSERVICEBITS
 891 */
 892 static WERROR dcesrv_netr_NETRLOGONSETSERVICEBITS(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 893                        struct netr_NETRLOGONSETSERVICEBITS *r)
 894 {
 895         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 896 }
 897
 898
 899 /*
 900   netr_LogonGetTrustRid
 901 */
 902 static WERROR dcesrv_netr_LogonGetTrustRid(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 903                        struct netr_LogonGetTrustRid *r)
 904 {
 905         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 906 }
 907
 908
 909 /*
 910   netr_NETRLOGONCOMPUTESERVERDIGEST
 911 */
 912 static WERROR dcesrv_netr_NETRLOGONCOMPUTESERVERDIGEST(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 913                        struct netr_NETRLOGONCOMPUTESERVERDIGEST *r)
 914 {
 915         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 916 }
 917
 918
 919 /*
 920   netr_NETRLOGONCOMPUTECLIENTDIGEST
 921 */
 922 static WERROR dcesrv_netr_NETRLOGONCOMPUTECLIENTDIGEST(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 923                        struct netr_NETRLOGONCOMPUTECLIENTDIGEST *r)
 924 {
 925         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 926 }
 927
 928
 929
 930 /*
 931   netr_DsRGetSiteName
 932 */
 933 static WERROR dcesrv_netr_DsRGetSiteName(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 934                                   struct netr_DsRGetSiteName *r)
 935 {
 936         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 937 }
 938
 939
 940 /*
 941   fill in a netr_DomainTrustInfo from a ldb search result
 942 */
 943 static NTSTATUS fill_domain_trust_info(TALLOC_CTX *mem_ctx,
 944                                        struct ldb_message *res,
 945                                        struct ldb_message *ref_res,
 946                                        struct netr_DomainTrustInfo *info,
 947                                        bool is_local, bool is_trust_list)
 948 {
 949         ZERO_STRUCTP(info);
 950
 951         info->trust_extension.info = talloc_zero(mem_ctx, struct netr_trust_extension);
 952         info->trust_extension.length = 16;
 953         info->trust_extension.info->flags =
 954                 NETR_TRUST_FLAG_TREEROOT |
 955                 NETR_TRUST_FLAG_IN_FOREST |
 956                 NETR_TRUST_FLAG_PRIMARY;
 957         info->trust_extension.info->parent_index = 0; /* should be index into array
 958                                                          of parent */
 959         info->trust_extension.info->trust_type = LSA_TRUST_TYPE_UPLEVEL; /* should be based on ldb search for trusts */
 960         info->trust_extension.info->trust_attributes = LSA_TRUST_ATTRIBUTE_NON_TRANSITIVE; /* needs to be based on ldb search */
 961
 962         if (is_trust_list) {
 963                 /* MS-NRPC 3.5.4.3.9 - must be set to NULL for trust list */
 964                 info->forest.string = NULL;
 965         } else {
 966                 /* TODO: we need a common function for pulling the forest */
 967                 info->forest.string = samdb_result_string(ref_res, "dnsRoot", NULL);
 968         }
 969
 970         if (is_local) {
 971                 info->domainname.string = samdb_result_string(ref_res, "nETBIOSName", NULL);
 972                 info->fulldomainname.string = samdb_result_string(ref_res, "dnsRoot", NULL);
 973                 info->guid = samdb_result_guid(res, "objectGUID");
 974                 info->sid = samdb_result_dom_sid(mem_ctx, res, "objectSid");
 975         } else {
 976                 info->domainname.string = samdb_result_string(res, "flatName", NULL);
 977                 info->fulldomainname.string = samdb_result_string(res, "trustPartner", NULL);
 978                 info->guid = samdb_result_guid(res, "objectGUID");
 979                 info->sid = samdb_result_dom_sid(mem_ctx, res, "securityIdentifier");
 980         }
 981
 982         return NT_STATUS_OK;
 983 }
 984
 985 /*
 986   netr_LogonGetDomainInfo
 987   this is called as part of the ADS domain logon procedure.
 988
 989   It has an important role in convaying details about the client, such
 990   as Operating System, Version, Service Pack etc.
 991 */
 992 static NTSTATUS dcesrv_netr_LogonGetDomainInfo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 993                                         struct netr_LogonGetDomainInfo *r)
 994 {
 995         const char * const attrs[] = { "objectSid",
 996                                        "objectGUID", "flatName", "securityIdentifier",
 997                                        "trustPartner", NULL };
 998         const char * const ref_attrs[] = { "nETBIOSName", "dnsRoot", NULL };
 999         struct ldb_context *sam_ctx;
1000         struct ldb_message **res1, **res2, **ref_res;
1001         struct netr_DomainInfo1 *info1;
1002         int ret, ret1, ret2, i;
1003         NTSTATUS status;
1004         struct ldb_dn *partitions_basedn;
1005
1006         const char *local_domain;
1007
1008         status = dcesrv_netr_creds_server_step_check(dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx,
1009                                                      r->in.computer_name, mem_ctx,
1010                                               r->in.credential,
1011                                               r->out.return_authenticator,
1012                                               NULL);
1013         if (!NT_STATUS_IS_OK(status)) {
1014                 DEBUG(0,(__location__ " Bad credentials - error\n"));
1015         }
1016         NT_STATUS_NOT_OK_RETURN(status);
1017
1018         sam_ctx = samdb_connect(mem_ctx, dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx, dce_call->conn->auth_state.session_info);
1019         if (sam_ctx == NULL) {
1020                 return NT_STATUS_INVALID_SYSTEM_SERVICE;
1021         }
1022
1023         partitions_basedn = samdb_partitions_dn(sam_ctx, mem_ctx);
1024
1025         /* we need to do two searches. The first will pull our primary
1026            domain and the second will pull any trusted domains. Our
1027            primary domain is also a "trusted" domain, so we need to
1028            put the primary domain into the lists of returned trusts as
1029            well */
1030         ret1 = gendb_search_dn(sam_ctx, mem_ctx, samdb_base_dn(sam_ctx), &res1, attrs);
1031         if (ret1 != 1) {
1032                 return NT_STATUS_INTERNAL_DB_CORRUPTION;
1033         }
1034
1035         /* try and find the domain */
1036         ret = gendb_search(sam_ctx, mem_ctx, partitions_basedn,
1037                            &ref_res, ref_attrs,
1038                            "(&(objectClass=crossRef)(ncName=%s))",
1039                            ldb_dn_get_linearized(res1[0]->dn));
1040         if (ret != 1) {
1041                 return NT_STATUS_INTERNAL_DB_CORRUPTION;
1042         }
1043
1044         local_domain = samdb_result_string(ref_res[0], "nETBIOSName", NULL);
1045
1046         ret2 = gendb_search(sam_ctx, mem_ctx, NULL, &res2, attrs, "(objectClass=trustedDomain)");
1047         if (ret2 == -1) {
1048                 return NT_STATUS_INTERNAL_DB_CORRUPTION;
1049         }
1050
1051         info1 = talloc(mem_ctx, struct netr_DomainInfo1);
1052         NT_STATUS_HAVE_NO_MEMORY(info1);
1053
1054         ZERO_STRUCTP(info1);
1055
1056         info1->num_trusts = ret2 + 1;
1057         info1->trusts = talloc_array(mem_ctx, struct netr_DomainTrustInfo,
1058                                        info1->num_trusts);
1059         NT_STATUS_HAVE_NO_MEMORY(info1->trusts);
1060
1061         status = fill_domain_trust_info(mem_ctx, res1[0], ref_res[0], &info1->domaininfo,
1062                                         true, false);
1063         NT_STATUS_NOT_OK_RETURN(status);
1064
1065         for (i=0;i<ret2;i++) {
1066                 status = fill_domain_trust_info(mem_ctx, res2[i], NULL, &info1->trusts[i],
1067                                                 false, true);
1068                 NT_STATUS_NOT_OK_RETURN(status);
1069         }
1070
1071         status = fill_domain_trust_info(mem_ctx, res1[0], ref_res[0], &info1->trusts[i],
1072                                         true, true);
1073         NT_STATUS_NOT_OK_RETURN(status);
1074
1075         info1->dns_hostname.string = samdb_result_string(ref_res[0], "dnsRoot", NULL);
1076         info1->workstation_flags =
1077                 NETR_WS_FLAG_HANDLES_INBOUND_TRUSTS | NETR_WS_FLAG_HANDLES_SPN_UPDATE;
1078         info1->supported_enc_types = 0; /* w2008 gives this 0 */
1079
1080         r->out.info->info1 = info1;
1081
1082         return NT_STATUS_OK;
1083 }
1084
1085
1086
1087 /*
1088   netr_ServerPasswordGet
1089 */
1090 static WERROR dcesrv_netr_ServerPasswordGet(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1091                        struct netr_ServerPasswordGet *r)
1092 {
1093         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1094 }
1095
1096
1097 /*
1098   netr_NETRLOGONSENDTOSAM
1099 */
1100 static WERROR dcesrv_netr_NETRLOGONSENDTOSAM(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1101                        struct netr_NETRLOGONSENDTOSAM *r)
1102 {
1103         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1104 }
1105
1106
1107 /*
1108   netr_DsRAddressToSitenamesW
1109 */
1110 static WERROR dcesrv_netr_DsRAddressToSitenamesW(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1111                        struct netr_DsRAddressToSitenamesW *r)
1112 {
1113         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1114 }
1115
1116
1117 /*
1118   netr_DsRGetDCNameEx2
1119 */
1120 static WERROR dcesrv_netr_DsRGetDCNameEx2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1121                                    struct netr_DsRGetDCNameEx2 *r)
1122 {
1123         const char * const attrs[] = { "dnsDomain", "objectGUID", NULL };
1124         void *sam_ctx;
1125         struct ldb_message **res;
1126         struct ldb_dn *domain_dn;
1127         int ret;
1128         struct netr_DsRGetDCNameInfo *info;
1129
1130         ZERO_STRUCTP(r->out.info);
1131
1132         sam_ctx = samdb_connect(mem_ctx, dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx, dce_call->conn->auth_state.session_info);
1133         if (sam_ctx == NULL) {
1134                 return WERR_DS_SERVICE_UNAVAILABLE;
1135         }
1136
1137         domain_dn = samdb_dns_domain_to_dn(sam_ctx, mem_ctx,
1138                                            r->in.domain_name);
1139         if (domain_dn == NULL) {
1140                 return WERR_DS_SERVICE_UNAVAILABLE;
1141         }
1142
1143         ret = gendb_search_dn(sam_ctx, mem_ctx, domain_dn, &res, attrs);
1144         if (ret != 1) {
1145                 return WERR_NO_SUCH_DOMAIN;
1146         }
1147
1148         info = talloc(mem_ctx, struct netr_DsRGetDCNameInfo);
1149         W_ERROR_HAVE_NO_MEMORY(info);
1150
1151         /* TODO: - return real IP address
1152          *       - check all r->in.* parameters (server_unc is ignored by w2k3!)
1153          */
1154         info->dc_unc                    = talloc_asprintf(mem_ctx, "\\\\%s.%s",
1155                                                           lp_netbios_name(dce_call->conn->dce_ctx->lp_ctx),
1156                                                           lp_realm(dce_call->conn->dce_ctx->lp_ctx));
1157         W_ERROR_HAVE_NO_MEMORY(info->dc_unc);
1158         info->dc_address                = talloc_strdup(mem_ctx, "\\\\0.0.0.0");
1159         W_ERROR_HAVE_NO_MEMORY(info->dc_address);
1160         info->dc_address_type           = DS_ADDRESS_TYPE_INET;
1161         info->domain_guid               = samdb_result_guid(res[0], "objectGUID");
1162         info->domain_name               = samdb_result_string(res[0], "dnsDomain", NULL);
1163         info->forest_name               = samdb_result_string(res[0], "dnsDomain", NULL);
1164         info->dc_flags                  = DS_DNS_FOREST |
1165                                           DS_DNS_DOMAIN |
1166                                           DS_DNS_CONTROLLER |
1167                                           DS_SERVER_WRITABLE |
1168                                           DS_SERVER_CLOSEST |
1169                                           DS_SERVER_TIMESERV |
1170                                           DS_SERVER_KDC |
1171                                           DS_SERVER_DS |
1172                                           DS_SERVER_LDAP |
1173                                           DS_SERVER_GC |
1174                                           DS_SERVER_PDC;
1175         info->dc_site_name      = talloc_strdup(mem_ctx, "Default-First-Site-Name");
1176         W_ERROR_HAVE_NO_MEMORY(info->dc_site_name);
1177         info->client_site_name  = talloc_strdup(mem_ctx, "Default-First-Site-Name");
1178         W_ERROR_HAVE_NO_MEMORY(info->client_site_name);
1179
1180         *r->out.info = info;
1181
1182         return WERR_OK;
1183 }
1184
1185 /*
1186   netr_DsRGetDCNameEx
1187 */
1188 static WERROR dcesrv_netr_DsRGetDCNameEx(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1189                                   struct netr_DsRGetDCNameEx *r)
1190 {
1191         struct netr_DsRGetDCNameEx2 r2;
1192         WERROR werr;
1193
1194         ZERO_STRUCT(r2);
1195
1196         r2.in.server_unc = r->in.server_unc;
1197         r2.in.client_account = NULL;
1198         r2.in.mask = 0;
1199         r2.in.domain_guid = r->in.domain_guid;
1200         r2.in.domain_name = r->in.domain_name;
1201         r2.in.site_name = r->in.site_name;
1202         r2.in.flags = r->in.flags;
1203         r2.out.info = r->out.info;
1204
1205         werr = dcesrv_netr_DsRGetDCNameEx2(dce_call, mem_ctx, &r2);
1206
1207         return werr;
1208 }
1209
1210 /*
1211   netr_DsRGetDCName
1212 */
1213 static WERROR dcesrv_netr_DsRGetDCName(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1214                                 struct netr_DsRGetDCName *r)
1215 {
1216         struct netr_DsRGetDCNameEx2 r2;
1217         WERROR werr;
1218
1219         ZERO_STRUCT(r2);
1220
1221         r2.in.server_unc = r->in.server_unc;
1222         r2.in.client_account = NULL;
1223         r2.in.mask = 0;
1224         r2.in.domain_name = r->in.domain_name;
1225         r2.in.domain_guid = r->in.domain_guid;
1226
1227         r2.in.site_name = NULL; /* should fill in from site GUID */
1228         r2.in.flags = r->in.flags;
1229         r2.out.info = r->out.info;
1230
1231         werr = dcesrv_netr_DsRGetDCNameEx2(dce_call, mem_ctx, &r2);
1232
1233         return werr;
1234 }
1235 /*
1236   netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN
1237 */
1238 static WERROR dcesrv_netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1239                        struct netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN *r)
1240 {
1241         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1242 }
1243
1244
1245 /*
1246   netr_NetrEnumerateTrustedDomainsEx
1247 */
1248 static WERROR dcesrv_netr_NetrEnumerateTrustedDomainsEx(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1249                        struct netr_NetrEnumerateTrustedDomainsEx *r)
1250 {
1251         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1252 }
1253
1254
1255 /*
1256   netr_DsRAddressToSitenamesExW
1257 */
1258 static WERROR dcesrv_netr_DsRAddressToSitenamesExW(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1259                        struct netr_DsRAddressToSitenamesExW *r)
1260 {
1261         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1262 }
1263
1264
1265 /*
1266   netr_DsrGetDcSiteCoverageW
1267 */
1268 static WERROR dcesrv_netr_DsrGetDcSiteCoverageW(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1269                        struct netr_DsrGetDcSiteCoverageW *r)
1270 {
1271         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1272 }
1273
1274
1275 /*
1276   netr_DsrEnumerateDomainTrusts
1277 */
1278 static WERROR dcesrv_netr_DsrEnumerateDomainTrusts(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1279                                               struct netr_DsrEnumerateDomainTrusts *r)
1280 {
1281         struct netr_DomainTrustList *trusts;
1282         void *sam_ctx;
1283         int ret;
1284         struct ldb_message **dom_res, **ref_res;
1285         const char * const dom_attrs[] = { "objectSid", "objectGUID", NULL };
1286         const char * const ref_attrs[] = { "nETBIOSName", "dnsRoot", NULL };
1287         struct ldb_dn *partitions_basedn;
1288
1289         ZERO_STRUCT(r->out);
1290
1291         sam_ctx = samdb_connect(mem_ctx, dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx, dce_call->conn->auth_state.session_info);
1292         if (sam_ctx == NULL) {
1293                 return WERR_GENERAL_FAILURE;
1294         }
1295
1296         partitions_basedn = samdb_partitions_dn(sam_ctx, mem_ctx);
1297
1298         ret = gendb_search_dn(sam_ctx, mem_ctx, NULL, &dom_res, dom_attrs);
1299         if (ret == -1) {
1300                 return WERR_GENERAL_FAILURE;
1301         }
1302         if (ret != 1) {
1303                 return WERR_GENERAL_FAILURE;
1304         }
1305
1306         ret = gendb_search(sam_ctx, mem_ctx, partitions_basedn, &ref_res, ref_attrs,
1307                            "(&(objectClass=crossRef)(ncName=%s))",
1308                            ldb_dn_get_linearized(dom_res[0]->dn));
1309         if (ret == -1) {
1310                 return WERR_GENERAL_FAILURE;
1311         }
1312         if (ret != 1) {
1313                 return WERR_GENERAL_FAILURE;
1314         }
1315
1316         trusts = talloc(mem_ctx, struct netr_DomainTrustList);
1317         W_ERROR_HAVE_NO_MEMORY(trusts);
1318
1319         trusts->array = talloc_array(trusts, struct netr_DomainTrust, ret);
1320         W_ERROR_HAVE_NO_MEMORY(trusts->array);
1321
1322         trusts->count = 1; /* ?? */
1323
1324         r->out.trusts = trusts;
1325
1326         /* TODO: add filtering by trust_flags, and correct trust_type
1327            and attributes */
1328         trusts->array[0].netbios_name = samdb_result_string(ref_res[0], "nETBIOSName", NULL);
1329         trusts->array[0].dns_name     = samdb_result_string(ref_res[0], "dnsRoot", NULL);
1330         trusts->array[0].trust_flags =
1331                 NETR_TRUST_FLAG_TREEROOT |
1332                 NETR_TRUST_FLAG_IN_FOREST |
1333                 NETR_TRUST_FLAG_PRIMARY;
1334         trusts->array[0].parent_index = 0;
1335         trusts->array[0].trust_type = 2;
1336         trusts->array[0].trust_attributes = 0;
1337         trusts->array[0].sid  = samdb_result_dom_sid(mem_ctx, dom_res[0], "objectSid");
1338         trusts->array[0].guid = samdb_result_guid(dom_res[0], "objectGUID");
1339
1340         return WERR_OK;
1341 }
1342
1343
1344 /*
1345   netr_DsrDeregisterDNSHostRecords
1346 */
1347 static WERROR dcesrv_netr_DsrDeregisterDNSHostRecords(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1348                        struct netr_DsrDeregisterDNSHostRecords *r)
1349 {
1350         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1351 }
1352
1353
1354 /*
1355   netr_ServerTrustPasswordsGet
1356 */
1357 static NTSTATUS dcesrv_netr_ServerTrustPasswordsGet(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1358                        struct netr_ServerTrustPasswordsGet *r)
1359 {
1360         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1361 }
1362
1363
1364 /*
1365   netr_DsRGetForestTrustInformation
1366 */
1367 static WERROR dcesrv_netr_DsRGetForestTrustInformation(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1368                        struct netr_DsRGetForestTrustInformation *r)
1369 {
1370         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1371 }
1372
1373
1374 /*
1375   netr_GetForestTrustInformation
1376 */
1377 static WERROR dcesrv_netr_GetForestTrustInformation(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1378                        struct netr_GetForestTrustInformation *r)
1379 {
1380         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1381 }
1382
1383
1384 /*
1385   netr_NETRSERVERGETTRUSTINFO
1386 */
1387 static WERROR dcesrv_netr_NETRSERVERGETTRUSTINFO(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1388                        struct netr_NETRSERVERGETTRUSTINFO *r)
1389 {
1390         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
1391 }
1392
1393
1394 /* include the generated boilerplate */
1395 #include "librpc/gen_ndr/ndr_netlogon_s.c"