source3/rpc_server/srv_svcctl_nt.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  RPC Pipe client / server routines
   4  *
   5  *  Copyright (C) Marcin Krzysztof Porwit           2005.
   6  *
   7  *  Largely Rewritten (Again) by:
   8  *  Copyright (C) Gerald (Jerry) Carter             2005.
   9  *
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License as published by
  12  *  the Free Software Foundation; either version 3 of the License, or
  13  *  (at your option) any later version.
  14  *
  15  *  This program is distributed in the hope that it will be useful,
  16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *  GNU General Public License for more details.
  19  *
  20  *  You should have received a copy of the GNU General Public License
  21  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  22  */
  23
  24 #include "includes.h"
  25
  26 #undef DBGC_CLASS
  27 #define DBGC_CLASS DBGC_RPC_SRV
  28
  29 struct service_control_op {
  30         const char *name;
  31         SERVICE_CONTROL_OPS *ops;
  32 };
  33
  34 #define SVCCTL_NUM_INTERNAL_SERVICES    4
  35
  36 /* handle external services */
  37 extern SERVICE_CONTROL_OPS rcinit_svc_ops;
  38
  39 /* builtin services (see service_db.c and services/svc_*.c */
  40 extern SERVICE_CONTROL_OPS spoolss_svc_ops;
  41 extern SERVICE_CONTROL_OPS netlogon_svc_ops;
  42 extern SERVICE_CONTROL_OPS winreg_svc_ops;
  43 extern SERVICE_CONTROL_OPS wins_svc_ops;
  44
  45 /* make sure this number patches the number of builtin
  46    SERVICE_CONTROL_OPS structure listed above */
  47
  48 #define SVCCTL_NUM_INTERNAL_SERVICES    4
  49
  50 struct service_control_op *svcctl_ops;
  51
  52 static const struct generic_mapping scm_generic_map =
  53         { SC_MANAGER_READ_ACCESS, SC_MANAGER_WRITE_ACCESS, SC_MANAGER_EXECUTE_ACCESS, SC_MANAGER_ALL_ACCESS };
  54 static const struct generic_mapping svc_generic_map =
  55         { SERVICE_READ_ACCESS, SERVICE_WRITE_ACCESS, SERVICE_EXECUTE_ACCESS, SERVICE_ALL_ACCESS };
  56
  57
  58 /********************************************************************
  59 ********************************************************************/
  60
  61 bool init_service_op_table( void )
  62 {
  63         const char **service_list = lp_svcctl_list();
  64         int num_services = SVCCTL_NUM_INTERNAL_SERVICES + str_list_count( service_list );
  65         int i;
  66
  67         if ( !(svcctl_ops = TALLOC_ARRAY( NULL, struct service_control_op, num_services+1)) ) {
  68                 DEBUG(0,("init_service_op_table: talloc() failed!\n"));
  69                 return False;
  70         }
  71
  72         /* services listed in smb.conf get the rc.init interface */
  73
  74         for ( i=0; service_list && service_list[i]; i++ ) {
  75                 svcctl_ops[i].name = talloc_strdup( svcctl_ops, service_list[i] );
  76                 svcctl_ops[i].ops  = &rcinit_svc_ops;
  77         }
  78
  79         /* add builtin services */
  80
  81         svcctl_ops[i].name = talloc_strdup( svcctl_ops, "Spooler" );
  82         svcctl_ops[i].ops  = &spoolss_svc_ops;
  83         i++;
  84
  85         svcctl_ops[i].name = talloc_strdup( svcctl_ops, "NETLOGON" );
  86         svcctl_ops[i].ops  = &netlogon_svc_ops;
  87         i++;
  88
  89         svcctl_ops[i].name = talloc_strdup( svcctl_ops, "RemoteRegistry" );
  90         svcctl_ops[i].ops  = &winreg_svc_ops;
  91         i++;
  92
  93         svcctl_ops[i].name = talloc_strdup( svcctl_ops, "WINS" );
  94         svcctl_ops[i].ops  = &wins_svc_ops;
  95         i++;
  96
  97         /* NULL terminate the array */
  98
  99         svcctl_ops[i].name = NULL;
 100         svcctl_ops[i].ops  = NULL;
 101
 102         return True;
 103 }
 104
 105 /********************************************************************
 106 ********************************************************************/
 107
 108 static struct service_control_op* find_service_by_name( const char *name )
 109 {
 110         int i;
 111
 112         for ( i=0; svcctl_ops[i].name; i++ ) {
 113                 if ( strequal( name, svcctl_ops[i].name ) )
 114                         return &svcctl_ops[i];
 115         }
 116
 117         return NULL;
 118 }
 119 /********************************************************************
 120 ********************************************************************/
 121
 122 static NTSTATUS svcctl_access_check( SEC_DESC *sec_desc, NT_USER_TOKEN *token,
 123                                      uint32 access_desired, uint32 *access_granted )
 124 {
 125         NTSTATUS result;
 126
 127         if ( geteuid() == sec_initial_uid() ) {
 128                 DEBUG(5,("svcctl_access_check: using root's token\n"));
 129                 token = get_root_nt_token();
 130         }
 131
 132         se_access_check( sec_desc, token, access_desired, access_granted, &result );
 133
 134         return result;
 135 }
 136
 137 /********************************************************************
 138 ********************************************************************/
 139
 140 static SEC_DESC* construct_scm_sd( TALLOC_CTX *ctx )
 141 {
 142         SEC_ACE ace[2];
 143         SEC_ACCESS mask;
 144         size_t i = 0;
 145         SEC_DESC *sd;
 146         SEC_ACL *acl;
 147         size_t sd_size;
 148
 149         /* basic access for Everyone */
 150
 151         init_sec_access(&mask, SC_MANAGER_READ_ACCESS );
 152         init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 153
 154         /* Full Access 'BUILTIN\Administrators' */
 155
 156         init_sec_access(&mask,SC_MANAGER_ALL_ACCESS );
 157         init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 158
 159
 160         /* create the security descriptor */
 161
 162         if ( !(acl = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) )
 163                 return NULL;
 164
 165         if ( !(sd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
 166                                   SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
 167                                   acl, &sd_size)) )
 168                 return NULL;
 169
 170         return sd;
 171 }
 172
 173 /******************************************************************
 174  free() function for REGISTRY_KEY
 175  *****************************************************************/
 176
 177 static void free_service_handle_info(void *ptr)
 178 {
 179         TALLOC_FREE( ptr );
 180 }
 181
 182 /******************************************************************
 183  Find a registry key handle and return a SERVICE_INFO
 184  *****************************************************************/
 185
 186 static SERVICE_INFO *find_service_info_by_hnd(pipes_struct *p, POLICY_HND *hnd)
 187 {
 188         SERVICE_INFO *service_info = NULL;
 189
 190         if( !find_policy_by_hnd( p, hnd, (void **)(void *)&service_info) ) {
 191                 DEBUG(2,("find_service_info_by_hnd: handle not found"));
 192                 return NULL;
 193         }
 194
 195         return service_info;
 196 }
 197
 198 /******************************************************************
 199  *****************************************************************/
 200
 201 static WERROR create_open_service_handle( pipes_struct *p, POLICY_HND *handle, uint32 type,
 202                                           const char *service, uint32 access_granted )
 203 {
 204         SERVICE_INFO *info = NULL;
 205         WERROR result = WERR_OK;
 206         struct service_control_op *s_op;
 207
 208         if ( !(info = TALLOC_ZERO_P( NULL, SERVICE_INFO )) )
 209                 return WERR_NOMEM;
 210
 211         /* the Service Manager has a NULL name */
 212
 213         info->type = SVC_HANDLE_IS_SCM;
 214
 215         switch ( type ) {
 216         case SVC_HANDLE_IS_SCM:
 217                 info->type = SVC_HANDLE_IS_SCM;
 218                 break;
 219
 220         case SVC_HANDLE_IS_DBLOCK:
 221                 info->type = SVC_HANDLE_IS_DBLOCK;
 222                 break;
 223
 224         case SVC_HANDLE_IS_SERVICE:
 225                 info->type = SVC_HANDLE_IS_SERVICE;
 226
 227                 /* lookup the SERVICE_CONTROL_OPS */
 228
 229                 if ( !(s_op = find_service_by_name( service )) ) {
 230                         result = WERR_NO_SUCH_SERVICE;
 231                         goto done;
 232                 }
 233
 234                 info->ops = s_op->ops;
 235
 236                 if ( !(info->name  = talloc_strdup( info, s_op->name )) ) {
 237                         result = WERR_NOMEM;
 238                         goto done;
 239                 }
 240                 break;
 241
 242         default:
 243                 result = WERR_NO_SUCH_SERVICE;
 244                 goto done;
 245         }
 246
 247         info->access_granted = access_granted;
 248
 249         /* store the SERVICE_INFO and create an open handle */
 250
 251         if ( !create_policy_hnd( p, handle, free_service_handle_info, info ) ) {
 252                 result = WERR_ACCESS_DENIED;
 253                 goto done;
 254         }
 255
 256 done:
 257         if ( !W_ERROR_IS_OK(result) )
 258                 free_service_handle_info( info );
 259
 260         return result;
 261 }
 262
 263 /********************************************************************
 264 ********************************************************************/
 265
 266 WERROR _svcctl_open_scmanager(pipes_struct *p, SVCCTL_Q_OPEN_SCMANAGER *q_u, SVCCTL_R_OPEN_SCMANAGER *r_u)
 267 {
 268         SEC_DESC *sec_desc;
 269         uint32 access_granted = 0;
 270         NTSTATUS status;
 271
 272         /* perform access checks */
 273
 274         if ( !(sec_desc = construct_scm_sd( p->mem_ctx )) )
 275                 return WERR_NOMEM;
 276
 277         se_map_generic( &q_u->access, &scm_generic_map );
 278         status = svcctl_access_check( sec_desc, p->pipe_user.nt_user_token, q_u->access, &access_granted );
 279         if ( !NT_STATUS_IS_OK(status) )
 280                 return ntstatus_to_werror( status );
 281
 282         return create_open_service_handle( p, &r_u->handle, SVC_HANDLE_IS_SCM, NULL, access_granted );
 283 }
 284
 285 /********************************************************************
 286 ********************************************************************/
 287
 288 WERROR _svcctl_open_service(pipes_struct *p, SVCCTL_Q_OPEN_SERVICE *q_u, SVCCTL_R_OPEN_SERVICE *r_u)
 289 {
 290         SEC_DESC *sec_desc;
 291         uint32 access_granted = 0;
 292         NTSTATUS status;
 293         char *service = NULL;
 294         size_t ret = rpcstr_pull_talloc(p->mem_ctx,
 295                                         &service,
 296                                         q_u->servicename.buffer,
 297                                         q_u->servicename.uni_str_len*2,
 298                                         0);
 299
 300         if (ret == (size_t)-1 || !service) {
 301                 return WERR_NOMEM;
 302         }
 303         DEBUG(5, ("_svcctl_open_service: Attempting to open Service [%s], \n", service));
 304
 305         /* based on my tests you can open a service if you have a valid scm handle */
 306
 307         if ( !find_service_info_by_hnd( p, &q_u->handle ) )
 308                 return WERR_BADFID;
 309
 310         /* perform access checks.  Use the root token in order to ensure that we
 311            retrieve the security descriptor */
 312
 313         if ( !(sec_desc = svcctl_get_secdesc( p->mem_ctx, service, get_root_nt_token() )) )
 314                 return WERR_NOMEM;
 315
 316         se_map_generic( &q_u->access, &svc_generic_map );
 317         status = svcctl_access_check( sec_desc, p->pipe_user.nt_user_token, q_u->access, &access_granted );
 318         if ( !NT_STATUS_IS_OK(status) )
 319                 return ntstatus_to_werror( status );
 320
 321         return create_open_service_handle( p, &r_u->handle, SVC_HANDLE_IS_SERVICE, service, access_granted );
 322 }
 323
 324 /********************************************************************
 325 ********************************************************************/
 326
 327 WERROR _svcctl_CloseServiceHandle(pipes_struct *p, struct svcctl_CloseServiceHandle *r)
 328 {
 329         if ( !close_policy_hnd( p, r->in.handle ) )
 330                 return  WERR_BADFID;
 331
 332         return WERR_OK;
 333 }
 334
 335 /********************************************************************
 336 ********************************************************************/
 337
 338 WERROR _svcctl_get_display_name(pipes_struct *p, SVCCTL_Q_GET_DISPLAY_NAME *q_u, SVCCTL_R_GET_DISPLAY_NAME *r_u)
 339 {
 340         fstring service;
 341         const char *display_name;
 342         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 343
 344         /* can only use an SCM handle here */
 345
 346         if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
 347                 return WERR_BADFID;
 348
 349         rpcstr_pull(service, q_u->servicename.buffer, sizeof(service), q_u->servicename.uni_str_len*2, 0);
 350
 351         display_name = svcctl_lookup_dispname(p->mem_ctx, service, p->pipe_user.nt_user_token );
 352         init_svcctl_r_get_display_name( r_u, display_name ? display_name : "");
 353
 354         return WERR_OK;
 355 }
 356
 357 /********************************************************************
 358 ********************************************************************/
 359
 360 WERROR _svcctl_query_status(pipes_struct *p, SVCCTL_Q_QUERY_STATUS *q_u, SVCCTL_R_QUERY_STATUS *r_u)
 361 {
 362         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 363
 364         /* perform access checks */
 365
 366         if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
 367                 return WERR_BADFID;
 368
 369         if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
 370                 return WERR_ACCESS_DENIED;
 371
 372         /* try the service specific status call */
 373
 374         return info->ops->service_status( info->name, &r_u->svc_status );
 375 }
 376
 377 /********************************************************************
 378 ********************************************************************/
 379
 380 static int enumerate_status( TALLOC_CTX *ctx, ENUM_SERVICES_STATUS **status, NT_USER_TOKEN *token )
 381 {
 382         int num_services = 0;
 383         int i;
 384         ENUM_SERVICES_STATUS *st;
 385         const char *display_name;
 386
 387         /* just count */
 388         while ( svcctl_ops[num_services].name )
 389                 num_services++;
 390
 391         if ( !(st = TALLOC_ARRAY( ctx, ENUM_SERVICES_STATUS, num_services )) ) {
 392                 DEBUG(0,("enumerate_status: talloc() failed!\n"));
 393                 return -1;
 394         }
 395
 396         for ( i=0; i<num_services; i++ ) {
 397                 init_unistr( &st[i].servicename, svcctl_ops[i].name );
 398
 399                 display_name = svcctl_lookup_dispname(ctx, svcctl_ops[i].name, token );
 400                 init_unistr( &st[i].displayname, display_name ? display_name : "");
 401
 402                 svcctl_ops[i].ops->service_status( svcctl_ops[i].name, &st[i].status );
 403         }
 404
 405         *status = st;
 406
 407         return num_services;
 408 }
 409
 410 /********************************************************************
 411 ********************************************************************/
 412
 413 WERROR _svcctl_enum_services_status(pipes_struct *p, SVCCTL_Q_ENUM_SERVICES_STATUS *q_u, SVCCTL_R_ENUM_SERVICES_STATUS *r_u)
 414 {
 415         ENUM_SERVICES_STATUS *services = NULL;
 416         int num_services;
 417         int i = 0;
 418         size_t buffer_size = 0;
 419         WERROR result = WERR_OK;
 420         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 421         NT_USER_TOKEN *token = p->pipe_user.nt_user_token;
 422
 423         /* perform access checks */
 424
 425         if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
 426                 return WERR_BADFID;
 427
 428         if ( !(info->access_granted & SC_RIGHT_MGR_ENUMERATE_SERVICE) ) {
 429                 return WERR_ACCESS_DENIED;
 430         }
 431
 432         num_services = enumerate_status( p->mem_ctx, &services, token );
 433         if (num_services == -1 ) {
 434                 return WERR_NOMEM;
 435         }
 436
 437         for ( i=0; i<num_services; i++ ) {
 438                 buffer_size += svcctl_sizeof_enum_services_status(&services[i]);
 439         }
 440
 441         buffer_size += buffer_size % 4;
 442
 443         if (buffer_size > q_u->buffer_size ) {
 444                 num_services = 0;
 445                 result = WERR_MORE_DATA;
 446         }
 447
 448         rpcbuf_init(&r_u->buffer, q_u->buffer_size, p->mem_ctx);
 449
 450         if ( W_ERROR_IS_OK(result) ) {
 451                 for ( i=0; i<num_services; i++ )
 452                         svcctl_io_enum_services_status( "", &services[i], &r_u->buffer, 0 );
 453         }
 454
 455         r_u->needed      = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
 456         r_u->returned    = (uint32)num_services;
 457
 458         if ( !(r_u->resume = TALLOC_P( p->mem_ctx, uint32 )) )
 459                 return WERR_NOMEM;
 460
 461         *r_u->resume = 0x0;
 462
 463         return result;
 464 }
 465
 466 /********************************************************************
 467 ********************************************************************/
 468
 469 WERROR _svcctl_start_service(pipes_struct *p, SVCCTL_Q_START_SERVICE *q_u, SVCCTL_R_START_SERVICE *r_u)
 470 {
 471         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 472
 473         /* perform access checks */
 474
 475         if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
 476                 return WERR_BADFID;
 477
 478         if ( !(info->access_granted & SC_RIGHT_SVC_START) )
 479                 return WERR_ACCESS_DENIED;
 480
 481         return info->ops->start_service( info->name );
 482 }
 483
 484 /********************************************************************
 485 ********************************************************************/
 486
 487 WERROR _svcctl_control_service(pipes_struct *p, SVCCTL_Q_CONTROL_SERVICE *q_u, SVCCTL_R_CONTROL_SERVICE *r_u)
 488 {
 489         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 490
 491         /* perform access checks */
 492
 493         if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
 494                 return WERR_BADFID;
 495
 496         switch ( q_u->control ) {
 497         case SVCCTL_CONTROL_STOP:
 498                 if ( !(info->access_granted & SC_RIGHT_SVC_STOP) )
 499                         return WERR_ACCESS_DENIED;
 500
 501                 return info->ops->stop_service( info->name, &r_u->svc_status );
 502
 503         case SVCCTL_CONTROL_INTERROGATE:
 504                 if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
 505                         return WERR_ACCESS_DENIED;
 506
 507                 return info->ops->service_status( info->name, &r_u->svc_status );
 508         }
 509
 510         /* default control action */
 511
 512         return WERR_ACCESS_DENIED;
 513 }
 514
 515 /********************************************************************
 516 ********************************************************************/
 517
 518 WERROR _svcctl_enum_dependent_services( pipes_struct *p, SVCCTL_Q_ENUM_DEPENDENT_SERVICES *q_u, SVCCTL_R_ENUM_DEPENDENT_SERVICES *r_u )
 519 {
 520         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 521
 522         /* perform access checks */
 523
 524         if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
 525                 return WERR_BADFID;
 526
 527         if ( !(info->access_granted & SC_RIGHT_SVC_ENUMERATE_DEPENDENTS) )
 528                 return WERR_ACCESS_DENIED;
 529
 530         /* we have to set the outgoing buffer size to the same as the
 531            incoming buffer size (even in the case of failure */
 532
 533         rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
 534
 535         r_u->needed      = q_u->buffer_size;
 536
 537         /* no dependent services...basically a stub function */
 538         r_u->returned    = 0;
 539
 540         return WERR_OK;
 541 }
 542
 543 /********************************************************************
 544 ********************************************************************/
 545
 546 WERROR _svcctl_query_service_status_ex( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_STATUSEX *q_u, SVCCTL_R_QUERY_SERVICE_STATUSEX *r_u )
 547 {
 548         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 549         uint32 buffer_size;
 550
 551         /* perform access checks */
 552
 553         if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
 554                 return WERR_BADFID;
 555
 556         if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
 557                 return WERR_ACCESS_DENIED;
 558
 559         /* we have to set the outgoing buffer size to the same as the
 560            incoming buffer size (even in the case of failure) */
 561
 562         rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
 563         r_u->needed = q_u->buffer_size;
 564
 565         switch ( q_u->level ) {
 566                 case SVC_STATUS_PROCESS_INFO:
 567                 {
 568                         SERVICE_STATUS_PROCESS svc_stat_proc;
 569
 570                         /* Get the status of the service.. */
 571                         info->ops->service_status( info->name, &svc_stat_proc.status );
 572                         svc_stat_proc.process_id     = sys_getpid();
 573                         svc_stat_proc.service_flags  = 0x0;
 574
 575                         svcctl_io_service_status_process( "", &svc_stat_proc, &r_u->buffer, 0 );
 576                         buffer_size = sizeof(SERVICE_STATUS_PROCESS);
 577                         break;
 578                 }
 579
 580                 default:
 581                         return WERR_UNKNOWN_LEVEL;
 582         }
 583
 584
 585         buffer_size += buffer_size % 4;
 586         r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
 587
 588         if (buffer_size > q_u->buffer_size )
 589                 return WERR_MORE_DATA;
 590
 591         return WERR_OK;
 592 }
 593
 594 /********************************************************************
 595 ********************************************************************/
 596
 597 static WERROR fill_svc_config( TALLOC_CTX *ctx, const char *name, SERVICE_CONFIG *config, NT_USER_TOKEN *token )
 598 {
 599         REGVAL_CTR *values;
 600         REGISTRY_VALUE *val;
 601
 602         /* retrieve the registry values for this service */
 603
 604         if ( !(values = svcctl_fetch_regvalues( name, token )) )
 605                 return WERR_REG_CORRUPT;
 606
 607         /* now fill in the individual values */
 608
 609         config->displayname = TALLOC_ZERO_P( ctx, UNISTR2 );
 610         if ( (val = regval_ctr_getvalue( values, "DisplayName" )) != NULL )
 611                 init_unistr2( config->displayname, regval_sz( val ), UNI_STR_TERMINATE );
 612         else
 613                 init_unistr2( config->displayname, name, UNI_STR_TERMINATE );
 614
 615         if ( (val = regval_ctr_getvalue( values, "ObjectName" )) != NULL ) {
 616                 config->startname = TALLOC_ZERO_P( ctx, UNISTR2 );
 617                 init_unistr2( config->startname, regval_sz( val ), UNI_STR_TERMINATE );
 618         }
 619
 620         if ( (val = regval_ctr_getvalue( values, "ImagePath" )) != NULL ) {
 621                 config->executablepath = TALLOC_ZERO_P( ctx, UNISTR2 );
 622                 init_unistr2( config->executablepath, regval_sz( val ), UNI_STR_TERMINATE );
 623         }
 624
 625         /* a few hard coded values */
 626         /* loadordergroup and dependencies are empty */
 627
 628         config->tag_id           = 0x00000000;                  /* unassigned loadorder group */
 629         config->service_type     = SVCCTL_WIN32_OWN_PROC;
 630         config->error_control    = SVCCTL_SVC_ERROR_NORMAL;
 631
 632         /* set the start type.  NetLogon and WINS are disabled to prevent
 633            the client from showing the "Start" button (if of course the services
 634            are not running */
 635
 636         if ( strequal( name, "NETLOGON" ) && ( lp_servicenumber(name) == -1 ) )
 637                 config->start_type = SVCCTL_DISABLED;
 638         else if ( strequal( name, "WINS" ) && ( !lp_wins_support() ))
 639                 config->start_type = SVCCTL_DISABLED;
 640         else
 641                 config->start_type = SVCCTL_DEMAND_START;
 642
 643
 644         TALLOC_FREE( values );
 645
 646         return WERR_OK;
 647 }
 648
 649 /********************************************************************
 650 ********************************************************************/
 651
 652 WERROR _svcctl_query_service_config( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_CONFIG *q_u, SVCCTL_R_QUERY_SERVICE_CONFIG *r_u )
 653 {
 654         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 655         uint32 buffer_size;
 656         WERROR wresult;
 657
 658         /* perform access checks */
 659
 660         if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
 661                 return WERR_BADFID;
 662
 663         if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_CONFIG) )
 664                 return WERR_ACCESS_DENIED;
 665
 666         /* we have to set the outgoing buffer size to the same as the
 667            incoming buffer size (even in the case of failure */
 668
 669         r_u->needed      = q_u->buffer_size;
 670
 671         wresult = fill_svc_config( p->mem_ctx, info->name, &r_u->config, p->pipe_user.nt_user_token );
 672         if ( !W_ERROR_IS_OK(wresult) )
 673                 return wresult;
 674
 675         buffer_size = svcctl_sizeof_service_config( &r_u->config );
 676         r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
 677
 678         if (buffer_size > q_u->buffer_size ) {
 679                 ZERO_STRUCTP( &r_u->config );
 680                 return WERR_INSUFFICIENT_BUFFER;
 681         }
 682
 683         return WERR_OK;
 684 }
 685
 686 /********************************************************************
 687 ********************************************************************/
 688
 689 WERROR _svcctl_query_service_config2( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_CONFIG2 *q_u, SVCCTL_R_QUERY_SERVICE_CONFIG2 *r_u )
 690 {
 691         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 692         uint32 buffer_size;
 693
 694         /* perform access checks */
 695
 696         if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
 697                 return WERR_BADFID;
 698
 699         if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_CONFIG) )
 700                 return WERR_ACCESS_DENIED;
 701
 702         /* we have to set the outgoing buffer size to the same as the
 703            incoming buffer size (even in the case of failure */
 704
 705         rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
 706         r_u->needed = q_u->buffer_size;
 707
 708         switch ( q_u->level ) {
 709         case SERVICE_CONFIG_DESCRIPTION:
 710                 {
 711                         SERVICE_DESCRIPTION desc_buf;
 712                         const char *description;
 713
 714                         description = svcctl_lookup_description(p->mem_ctx, info->name, p->pipe_user.nt_user_token );
 715
 716                         ZERO_STRUCTP( &desc_buf );
 717
 718                         init_service_description_buffer( &desc_buf, description ? description : "");
 719                         svcctl_io_service_description( "", &desc_buf, &r_u->buffer, 0 );
 720                         buffer_size = svcctl_sizeof_service_description( &desc_buf );
 721
 722                         break;
 723                 }
 724                 break;
 725         case SERVICE_CONFIG_FAILURE_ACTIONS:
 726                 {
 727                         SERVICE_FAILURE_ACTIONS actions;
 728
 729                         /* nothing to say...just service the request */
 730
 731                         ZERO_STRUCTP( &actions );
 732                         svcctl_io_service_fa( "", &actions, &r_u->buffer, 0 );
 733                         buffer_size = svcctl_sizeof_service_fa( &actions );
 734
 735                         break;
 736                 }
 737                 break;
 738
 739         default:
 740                 return WERR_UNKNOWN_LEVEL;
 741         }
 742
 743         buffer_size += buffer_size % 4;
 744         r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
 745
 746         if (buffer_size > q_u->buffer_size )
 747                 return WERR_INSUFFICIENT_BUFFER;
 748
 749         return WERR_OK;
 750 }
 751
 752 /********************************************************************
 753 ********************************************************************/
 754
 755 WERROR _svcctl_lock_service_db( pipes_struct *p, SVCCTL_Q_LOCK_SERVICE_DB *q_u, SVCCTL_R_LOCK_SERVICE_DB *r_u )
 756 {
 757         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 758
 759         /* perform access checks */
 760
 761         if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
 762                 return WERR_BADFID;
 763
 764         if ( !(info->access_granted & SC_RIGHT_MGR_LOCK) )
 765                 return WERR_ACCESS_DENIED;
 766
 767         /* Just open a handle.  Doesn't actually lock anything */
 768
 769         return create_open_service_handle( p, &r_u->h_lock, SVC_HANDLE_IS_DBLOCK, NULL, 0 );
 770 ;
 771 }
 772
 773 /********************************************************************
 774 ********************************************************************/
 775
 776 WERROR _svcctl_unlock_service_db( pipes_struct *p, SVCCTL_Q_UNLOCK_SERVICE_DB *q_u, SVCCTL_R_UNLOCK_SERVICE_DB *r_u )
 777 {
 778         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->h_lock );
 779
 780
 781         if ( !info || (info->type != SVC_HANDLE_IS_DBLOCK) )
 782                 return WERR_BADFID;
 783
 784         return close_policy_hnd( p, &q_u->h_lock) ? WERR_OK : WERR_BADFID;
 785 }
 786
 787 /********************************************************************
 788 ********************************************************************/
 789
 790 WERROR _svcctl_query_service_sec( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_SEC *q_u, SVCCTL_R_QUERY_SERVICE_SEC *r_u )
 791 {
 792         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 793         SEC_DESC *sec_desc;
 794
 795
 796         /* only support the SCM and individual services */
 797
 798         if ( !info || !(info->type & (SVC_HANDLE_IS_SERVICE|SVC_HANDLE_IS_SCM)) )
 799                 return WERR_BADFID;
 800
 801         /* check access reights (according to MSDN) */
 802
 803         if ( !(info->access_granted & STD_RIGHT_READ_CONTROL_ACCESS) )
 804                 return WERR_ACCESS_DENIED;
 805
 806         /* TODO: handle something besides DACL_SECURITY_INFORMATION */
 807
 808         if ( (q_u->security_flags & DACL_SECURITY_INFORMATION) != DACL_SECURITY_INFORMATION )
 809                 return WERR_INVALID_PARAM;
 810
 811         /* lookup the security descriptor and marshall it up for a reply */
 812
 813         if ( !(sec_desc = svcctl_get_secdesc( p->mem_ctx, info->name, get_root_nt_token() )) )
 814                 return WERR_NOMEM;
 815
 816         r_u->needed = sec_desc_size( sec_desc );
 817
 818         if ( r_u->needed > q_u->buffer_size ) {
 819                 ZERO_STRUCTP( &r_u->buffer );
 820                 return WERR_INSUFFICIENT_BUFFER;
 821         }
 822
 823         rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
 824
 825         if ( !sec_io_desc("", &sec_desc, &r_u->buffer.prs, 0 ) )
 826                 return WERR_NOMEM;
 827
 828         return WERR_OK;
 829 }
 830
 831 /********************************************************************
 832 ********************************************************************/
 833
 834 WERROR _svcctl_set_service_sec( pipes_struct *p, SVCCTL_Q_SET_SERVICE_SEC *q_u, SVCCTL_R_SET_SERVICE_SEC *r_u )
 835 {
 836         SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
 837         SEC_DESC *sec_desc = NULL;
 838         uint32 required_access;
 839
 840         if ( !info || !(info->type & (SVC_HANDLE_IS_SERVICE|SVC_HANDLE_IS_SCM))  )
 841                 return WERR_BADFID;
 842
 843         /* can't set the security de4scriptor on the ServiceControlManager */
 844
 845         if ( info->type == SVC_HANDLE_IS_SCM )
 846                 return WERR_ACCESS_DENIED;
 847
 848         /* check the access on the open handle */
 849
 850         switch ( q_u->security_flags ) {
 851                 case DACL_SECURITY_INFORMATION:
 852                         required_access = STD_RIGHT_WRITE_DAC_ACCESS;
 853                         break;
 854
 855                 case OWNER_SECURITY_INFORMATION:
 856                 case GROUP_SECURITY_INFORMATION:
 857                         required_access = STD_RIGHT_WRITE_OWNER_ACCESS;
 858                         break;
 859
 860                 case SACL_SECURITY_INFORMATION:
 861                         return WERR_INVALID_PARAM;
 862                 default:
 863                         return WERR_INVALID_PARAM;
 864         }
 865
 866         if ( !(info->access_granted & required_access) )
 867                 return WERR_ACCESS_DENIED;
 868
 869         /* read the security descfriptor */
 870
 871         if ( !sec_io_desc("", &sec_desc, &q_u->buffer.prs, 0 ) )
 872                 return WERR_NOMEM;
 873
 874         /* store the new SD */
 875
 876         if ( !svcctl_set_secdesc( p->mem_ctx, info->name, sec_desc, p->pipe_user.nt_user_token ) )
 877                 return WERR_ACCESS_DENIED;
 878
 879         return WERR_OK;
 880 }
 881
 882
 883 WERROR _svcctl_ControlService(pipes_struct *p, struct svcctl_ControlService *r)
 884 {
 885         p->rng_fault_state = True;
 886         return WERR_NOT_SUPPORTED;
 887 }
 888
 889 WERROR _svcctl_DeleteService(pipes_struct *p, struct svcctl_DeleteService *r)
 890 {
 891         p->rng_fault_state = True;
 892         return WERR_NOT_SUPPORTED;
 893 }
 894
 895 WERROR _svcctl_LockServiceDatabase(pipes_struct *p, struct svcctl_LockServiceDatabase *r)
 896 {
 897         p->rng_fault_state = True;
 898         return WERR_NOT_SUPPORTED;
 899 }
 900
 901 WERROR _svcctl_QueryServiceObjectSecurity(pipes_struct *p, struct svcctl_QueryServiceObjectSecurity *r)
 902 {
 903         p->rng_fault_state = True;
 904         return WERR_NOT_SUPPORTED;
 905 }
 906
 907 WERROR _svcctl_SetServiceObjectSecurity(pipes_struct *p, struct svcctl_SetServiceObjectSecurity *r)
 908 {
 909         p->rng_fault_state = True;
 910         return WERR_NOT_SUPPORTED;
 911 }
 912
 913 WERROR _svcctl_QueryServiceStatus(pipes_struct *p, struct svcctl_QueryServiceStatus *r)
 914 {
 915         p->rng_fault_state = True;
 916         return WERR_NOT_SUPPORTED;
 917 }
 918
 919 WERROR _svcctl_SetServiceStatus(pipes_struct *p, struct svcctl_SetServiceStatus *r)
 920 {
 921         p->rng_fault_state = True;
 922         return WERR_NOT_SUPPORTED;
 923 }
 924
 925 WERROR _svcctl_UnlockServiceDatabase(pipes_struct *p, struct svcctl_UnlockServiceDatabase *r)
 926 {
 927         p->rng_fault_state = True;
 928         return WERR_NOT_SUPPORTED;
 929 }
 930
 931 WERROR _svcctl_NotifyBootConfigStatus(pipes_struct *p, struct svcctl_NotifyBootConfigStatus *r)
 932 {
 933         p->rng_fault_state = True;
 934         return WERR_NOT_SUPPORTED;
 935 }
 936
 937 WERROR _svcctl_SCSetServiceBitsW(pipes_struct *p, struct svcctl_SCSetServiceBitsW *r)
 938 {
 939         p->rng_fault_state = True;
 940         return WERR_NOT_SUPPORTED;
 941 }
 942
 943 WERROR _svcctl_ChangeServiceConfigW(pipes_struct *p, struct svcctl_ChangeServiceConfigW *r)
 944 {
 945         p->rng_fault_state = True;
 946         return WERR_NOT_SUPPORTED;
 947 }
 948
 949 WERROR _svcctl_CreateServiceW(pipes_struct *p, struct svcctl_CreateServiceW *r)
 950 {
 951         p->rng_fault_state = True;
 952         return WERR_NOT_SUPPORTED;
 953 }
 954
 955 WERROR _svcctl_EnumDependentServicesW(pipes_struct *p, struct svcctl_EnumDependentServicesW *r)
 956 {
 957         p->rng_fault_state = True;
 958         return WERR_NOT_SUPPORTED;
 959 }
 960
 961 WERROR _svcctl_EnumServicesStatusW(pipes_struct *p, struct svcctl_EnumServicesStatusW *r)
 962 {
 963         p->rng_fault_state = True;
 964         return WERR_NOT_SUPPORTED;
 965 }
 966
 967 WERROR _svcctl_OpenSCManagerW(pipes_struct *p, struct svcctl_OpenSCManagerW *r)
 968 {
 969         p->rng_fault_state = True;
 970         return WERR_NOT_SUPPORTED;
 971 }
 972
 973 WERROR _svcctl_OpenServiceW(pipes_struct *p, struct svcctl_OpenServiceW *r)
 974 {
 975         p->rng_fault_state = True;
 976         return WERR_NOT_SUPPORTED;
 977 }
 978
 979 WERROR _svcctl_QueryServiceConfigW(pipes_struct *p, struct svcctl_QueryServiceConfigW *r)
 980 {
 981         p->rng_fault_state = True;
 982         return WERR_NOT_SUPPORTED;
 983 }
 984
 985 WERROR _svcctl_QueryServiceLockStatusW(pipes_struct *p, struct svcctl_QueryServiceLockStatusW *r)
 986 {
 987         p->rng_fault_state = True;
 988         return WERR_NOT_SUPPORTED;
 989 }
 990
 991 WERROR _svcctl_StartServiceW(pipes_struct *p, struct svcctl_StartServiceW *r)
 992 {
 993         p->rng_fault_state = True;
 994         return WERR_NOT_SUPPORTED;
 995 }
 996
 997 WERROR _svcctl_GetServiceDisplayNameW(pipes_struct *p, struct svcctl_GetServiceDisplayNameW *r)
 998 {
 999         p->rng_fault_state = True;
1000         return WERR_NOT_SUPPORTED;
1001 }
1002
1003 WERROR _svcctl_GetServiceKeyNameW(pipes_struct *p, struct svcctl_GetServiceKeyNameW *r)
1004 {
1005         p->rng_fault_state = True;
1006         return WERR_NOT_SUPPORTED;
1007 }
1008
1009 WERROR _svcctl_SCSetServiceBitsA(pipes_struct *p, struct svcctl_SCSetServiceBitsA *r)
1010 {
1011         p->rng_fault_state = True;
1012         return WERR_NOT_SUPPORTED;
1013 }
1014
1015 WERROR _svcctl_ChangeServiceConfigA(pipes_struct *p, struct svcctl_ChangeServiceConfigA *r)
1016 {
1017         p->rng_fault_state = True;
1018         return WERR_NOT_SUPPORTED;
1019 }
1020
1021 WERROR _svcctl_CreateServiceA(pipes_struct *p, struct svcctl_CreateServiceA *r)
1022 {
1023         p->rng_fault_state = True;
1024         return WERR_NOT_SUPPORTED;
1025 }
1026
1027 WERROR _svcctl_EnumDependentServicesA(pipes_struct *p, struct svcctl_EnumDependentServicesA *r)
1028 {
1029         p->rng_fault_state = True;
1030         return WERR_NOT_SUPPORTED;
1031 }
1032
1033 WERROR _svcctl_EnumServicesStatusA(pipes_struct *p, struct svcctl_EnumServicesStatusA *r)
1034 {
1035         p->rng_fault_state = True;
1036         return WERR_NOT_SUPPORTED;
1037 }
1038
1039 WERROR _svcctl_OpenSCManagerA(pipes_struct *p, struct svcctl_OpenSCManagerA *r)
1040 {
1041         p->rng_fault_state = True;
1042         return WERR_NOT_SUPPORTED;
1043 }
1044
1045 WERROR _svcctl_OpenServiceA(pipes_struct *p, struct svcctl_OpenServiceA *r)
1046 {
1047         p->rng_fault_state = True;
1048         return WERR_NOT_SUPPORTED;
1049 }
1050
1051 WERROR _svcctl_QueryServiceConfigA(pipes_struct *p, struct svcctl_QueryServiceConfigA *r)
1052 {
1053         p->rng_fault_state = True;
1054         return WERR_NOT_SUPPORTED;
1055 }
1056
1057 WERROR _svcctl_QueryServiceLockStatusA(pipes_struct *p, struct svcctl_QueryServiceLockStatusA *r)
1058 {
1059         p->rng_fault_state = True;
1060         return WERR_NOT_SUPPORTED;
1061 }
1062
1063 WERROR _svcctl_StartServiceA(pipes_struct *p, struct svcctl_StartServiceA *r)
1064 {
1065         p->rng_fault_state = True;
1066         return WERR_NOT_SUPPORTED;
1067 }
1068
1069 WERROR _svcctl_GetServiceDisplayNameA(pipes_struct *p, struct svcctl_GetServiceDisplayNameA *r)
1070 {
1071         p->rng_fault_state = True;
1072         return WERR_NOT_SUPPORTED;
1073 }
1074
1075 WERROR _svcctl_GetServiceKeyNameA(pipes_struct *p, struct svcctl_GetServiceKeyNameA *r)
1076 {
1077         p->rng_fault_state = True;
1078         return WERR_NOT_SUPPORTED;
1079 }
1080
1081 WERROR _svcctl_GetCurrentGroupeStateW(pipes_struct *p, struct svcctl_GetCurrentGroupeStateW *r)
1082 {
1083         p->rng_fault_state = True;
1084         return WERR_NOT_SUPPORTED;
1085 }
1086
1087 WERROR _svcctl_EnumServiceGroupW(pipes_struct *p, struct svcctl_EnumServiceGroupW *r)
1088 {
1089         p->rng_fault_state = True;
1090         return WERR_NOT_SUPPORTED;
1091 }
1092
1093 WERROR _svcctl_ChangeServiceConfig2A(pipes_struct *p, struct svcctl_ChangeServiceConfig2A *r)
1094 {
1095         p->rng_fault_state = True;
1096         return WERR_NOT_SUPPORTED;
1097 }
1098
1099 WERROR _svcctl_ChangeServiceConfig2W(pipes_struct *p, struct svcctl_ChangeServiceConfig2W *r)
1100 {
1101         p->rng_fault_state = True;
1102         return WERR_NOT_SUPPORTED;
1103 }
1104
1105 WERROR _svcctl_QueryServiceConfig2A(pipes_struct *p, struct svcctl_QueryServiceConfig2A *r)
1106 {
1107         p->rng_fault_state = True;
1108         return WERR_NOT_SUPPORTED;
1109 }
1110
1111 WERROR _svcctl_QueryServiceConfig2W(pipes_struct *p, struct svcctl_QueryServiceConfig2W *r)
1112 {
1113         p->rng_fault_state = True;
1114         return WERR_NOT_SUPPORTED;
1115 }
1116
1117 WERROR _svcctl_QueryServiceStatusEx(pipes_struct *p, struct svcctl_QueryServiceStatusEx *r)
1118 {
1119         p->rng_fault_state = True;
1120         return WERR_NOT_SUPPORTED;
1121 }
1122
1123 WERROR _EnumServicesStatusExA(pipes_struct *p, struct EnumServicesStatusExA *r)
1124 {
1125         p->rng_fault_state = True;
1126         return WERR_NOT_SUPPORTED;
1127 }
1128
1129 WERROR _EnumServicesStatusExW(pipes_struct *p, struct EnumServicesStatusExW *r)
1130 {
1131         p->rng_fault_state = True;
1132         return WERR_NOT_SUPPORTED;
1133 }
1134
1135 WERROR _svcctl_SCSendTSMessage(pipes_struct *p, struct svcctl_SCSendTSMessage *r)
1136 {
1137         p->rng_fault_state = True;
1138         return WERR_NOT_SUPPORTED;
1139 }
1140