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