source/rpc_client/cli_svcctl.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  RPC Pipe client / server routines
   4  *  Copyright (C) Gerald Carter                   2005.
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  */
  20
  21
  22 #include "includes.h"
  23 #include "rpc_client.h"
  24
  25 struct svc_state_msg {
  26         uint32 flag;
  27         const char *message;
  28 };
  29
  30 static struct svc_state_msg state_msg_table[] = {
  31         { SVCCTL_STOPPED,            "stopped" },
  32         { SVCCTL_START_PENDING,      "start pending" },
  33         { SVCCTL_STOP_PENDING,       "stop pending" },
  34         { SVCCTL_RUNNING,            "running" },
  35         { SVCCTL_CONTINUE_PENDING,   "resume pending" },
  36         { SVCCTL_PAUSE_PENDING,      "pause pending" },
  37         { SVCCTL_PAUSED,             "paused" },
  38         { 0,                          NULL }
  39 };
  40
  41
  42 /********************************************************************
  43 ********************************************************************/
  44 const char* svc_status_string( uint32 state )
  45 {
  46         static fstring msg;
  47         int i;
  48
  49         fstr_sprintf( msg, "Unknown State [%d]", state );
  50
  51         for ( i=0; state_msg_table[i].message; i++ ) {
  52                 if ( state_msg_table[i].flag == state ) {
  53                         fstrcpy( msg, state_msg_table[i].message );
  54                         break;
  55                 }
  56         }
  57
  58         return msg;
  59 }
  60
  61 /********************************************************************
  62 ********************************************************************/
  63
  64 WERROR rpccli_svcctl_open_scm(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
  65                               POLICY_HND *hSCM, uint32 access_desired )
  66 {
  67         SVCCTL_Q_OPEN_SCMANAGER in;
  68         SVCCTL_R_OPEN_SCMANAGER out;
  69         prs_struct qbuf, rbuf;
  70         fstring server;
  71
  72         ZERO_STRUCT(in);
  73         ZERO_STRUCT(out);
  74
  75         /* leave the database name NULL to get the default service db */
  76
  77         in.database = NULL;
  78
  79         /* set the server name */
  80
  81         if ( !(in.servername = TALLOC_P( mem_ctx, UNISTR2 )) )
  82                 return WERR_NOMEM;
  83         fstr_sprintf( server, "\\\\%s", cli->cli->desthost );
  84         init_unistr2( in.servername, server, UNI_STR_TERMINATE );
  85
  86         in.access = access_desired;
  87
  88         CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_OPEN_SCMANAGER_W,
  89                     in, out,
  90                     qbuf, rbuf,
  91                     svcctl_io_q_open_scmanager,
  92                     svcctl_io_r_open_scmanager,
  93                     WERR_GENERAL_FAILURE );
  94
  95         if ( !W_ERROR_IS_OK( out.status ) )
  96                 return out.status;
  97
  98         memcpy( hSCM, &out.handle, sizeof(POLICY_HND) );
  99
 100         return out.status;
 101 }
 102
 103 /********************************************************************
 104 ********************************************************************/
 105
 106 WERROR rpccli_svcctl_open_service( struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
 107                                 POLICY_HND *hSCM, POLICY_HND *hService,
 108                                 const char *servicename, uint32 access_desired )
 109 {
 110         SVCCTL_Q_OPEN_SERVICE in;
 111         SVCCTL_R_OPEN_SERVICE out;
 112         prs_struct qbuf, rbuf;
 113
 114         ZERO_STRUCT(in);
 115         ZERO_STRUCT(out);
 116
 117         memcpy( &in.handle, hSCM, sizeof(POLICY_HND) );
 118         init_unistr2( &in.servicename, servicename, UNI_STR_TERMINATE );
 119         in.access = access_desired;
 120
 121         CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_OPEN_SERVICE_W,
 122                     in, out,
 123                     qbuf, rbuf,
 124                     svcctl_io_q_open_service,
 125                     svcctl_io_r_open_service,
 126                     WERR_GENERAL_FAILURE );
 127
 128         if ( !W_ERROR_IS_OK( out.status ) )
 129                 return out.status;
 130
 131         memcpy( hService, &out.handle, sizeof(POLICY_HND) );
 132
 133         return out.status;
 134 }
 135
 136 /*******************************************************************
 137 *******************************************************************/
 138
 139 WERROR rpccli_svcctl_enumerate_services( struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
 140                                       POLICY_HND *hSCM, uint32 type, uint32 state,
 141                                       uint32 *returned, ENUM_SERVICES_STATUS **service_array  )
 142 {
 143         SVCCTL_Q_ENUM_SERVICES_STATUS in;
 144         SVCCTL_R_ENUM_SERVICES_STATUS out;
 145         prs_struct qbuf, rbuf;
 146         uint32 resume = 0;
 147         ENUM_SERVICES_STATUS *services;
 148         int i;
 149
 150         ZERO_STRUCT(in);
 151         ZERO_STRUCT(out);
 152
 153         /* setup the request */
 154
 155         memcpy( &in.handle, hSCM, sizeof(POLICY_HND) );
 156
 157         in.type        = type;
 158         in.state       = state;
 159         in.resume      = &resume;
 160
 161         /* first time is to get the buffer size */
 162         in.buffer_size = 0;
 163
 164         CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_ENUM_SERVICES_STATUS_W,
 165                     in, out,
 166                     qbuf, rbuf,
 167                     svcctl_io_q_enum_services_status,
 168                     svcctl_io_r_enum_services_status,
 169                     WERR_GENERAL_FAILURE );
 170
 171         /* second time with correct buffer size...should be ok */
 172
 173         if ( W_ERROR_EQUAL( out.status, WERR_MORE_DATA ) ) {
 174                 in.buffer_size = out.needed;
 175
 176                 CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_ENUM_SERVICES_STATUS_W,
 177                             in, out,
 178                             qbuf, rbuf,
 179                             svcctl_io_q_enum_services_status,
 180                             svcctl_io_r_enum_services_status,
 181                             WERR_GENERAL_FAILURE );
 182         }
 183
 184         if ( !W_ERROR_IS_OK(out.status) )
 185                 return out.status;
 186
 187         /* pull out the data */
 188         if (out.returned) {
 189                 if ( !(services = TALLOC_ARRAY( mem_ctx, ENUM_SERVICES_STATUS, out.returned )) )
 190                         return WERR_NOMEM;
 191         } else {
 192                 services = NULL;
 193         }
 194
 195         for ( i=0; i<out.returned; i++ ) {
 196                 svcctl_io_enum_services_status( "", &services[i], &out.buffer, 0 );
 197         }
 198
 199         *service_array = services;
 200         *returned      = out.returned;
 201
 202         return out.status;
 203 }
 204
 205 /*******************************************************************
 206 *******************************************************************/
 207
 208 WERROR rpccli_svcctl_query_status( struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
 209                                 POLICY_HND *hService, SERVICE_STATUS *status )
 210 {
 211         SVCCTL_Q_QUERY_STATUS in;
 212         SVCCTL_R_QUERY_STATUS out;
 213         prs_struct qbuf, rbuf;
 214
 215         ZERO_STRUCT(in);
 216         ZERO_STRUCT(out);
 217
 218         memcpy( &in.handle, hService, sizeof(POLICY_HND) );
 219
 220         CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_QUERY_STATUS,
 221                     in, out,
 222                     qbuf, rbuf,
 223                     svcctl_io_q_query_status,
 224                     svcctl_io_r_query_status,
 225                     WERR_GENERAL_FAILURE );
 226
 227         if ( !W_ERROR_IS_OK( out.status ) )
 228                 return out.status;
 229
 230         memcpy( status, &out.svc_status, sizeof(SERVICE_STATUS) );
 231
 232         return out.status;
 233 }
 234
 235 /*******************************************************************
 236 *******************************************************************/
 237
 238 WERROR rpccli_svcctl_query_config(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
 239                                 POLICY_HND *hService, SERVICE_CONFIG *config )
 240 {
 241         SVCCTL_Q_QUERY_SERVICE_CONFIG in;
 242         SVCCTL_R_QUERY_SERVICE_CONFIG out;
 243         prs_struct qbuf, rbuf;
 244
 245         ZERO_STRUCT(in);
 246         ZERO_STRUCT(out);
 247
 248         memcpy( &in.handle, hService, sizeof(POLICY_HND) );
 249         in.buffer_size = 0;
 250
 251
 252         CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_QUERY_SERVICE_CONFIG_W,
 253                     in, out,
 254                     qbuf, rbuf,
 255                     svcctl_io_q_query_service_config,
 256                     svcctl_io_r_query_service_config,
 257                     WERR_GENERAL_FAILURE );
 258
 259         if ( W_ERROR_EQUAL( out.status, WERR_INSUFFICIENT_BUFFER ) ) {
 260                 in.buffer_size = out.needed;
 261
 262                 CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_QUERY_SERVICE_CONFIG_W,
 263                             in, out,
 264                             qbuf, rbuf,
 265                             svcctl_io_q_query_service_config,
 266                             svcctl_io_r_query_service_config,
 267                             WERR_GENERAL_FAILURE );
 268         }
 269
 270         if ( !W_ERROR_IS_OK( out.status ) )
 271                 return out.status;
 272
 273         memcpy( config, &out.config, sizeof(SERVICE_CONFIG) );
 274
 275         config->executablepath = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 276         config->loadordergroup = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 277         config->dependencies   = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 278         config->startname      = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 279         config->displayname    = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 280
 281         if ( out.config.executablepath ) {
 282                 config->executablepath = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 283                 copy_unistr2( config->executablepath, out.config.executablepath );
 284         }
 285
 286         if ( out.config.loadordergroup ) {
 287                 config->loadordergroup = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 288                 copy_unistr2( config->loadordergroup, out.config.loadordergroup );
 289         }
 290
 291         if ( out.config.dependencies ) {
 292                 config->dependencies = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 293                 copy_unistr2( config->dependencies, out.config.dependencies );
 294         }
 295
 296         if ( out.config.startname ) {
 297                 config->startname = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 298                 copy_unistr2( config->startname, out.config.startname );
 299         }
 300
 301         if ( out.config.displayname ) {
 302                 config->displayname = TALLOC_ZERO_P( mem_ctx, UNISTR2 );
 303                 copy_unistr2( config->displayname, out.config.displayname );
 304         }
 305
 306         return out.status;
 307 }
 308
 309 /*******************************************************************
 310 *******************************************************************/
 311
 312 WERROR rpccli_svcctl_start_service( struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
 313                                  POLICY_HND *hService,
 314                                  const char **parm_array, uint32 parmcount )
 315 {
 316         SVCCTL_Q_START_SERVICE in;
 317         SVCCTL_R_START_SERVICE out;
 318         prs_struct qbuf, rbuf;
 319
 320         ZERO_STRUCT(in);
 321         ZERO_STRUCT(out);
 322
 323         memcpy( &in.handle, hService, sizeof(POLICY_HND) );
 324
 325         in.parmcount  = 0;
 326         in.parameters = NULL;
 327
 328         CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_START_SERVICE_W,
 329                     in, out,
 330                     qbuf, rbuf,
 331                     svcctl_io_q_start_service,
 332                     svcctl_io_r_start_service,
 333                     WERR_GENERAL_FAILURE );
 334
 335         return out.status;
 336 }
 337
 338 /*******************************************************************
 339 *******************************************************************/
 340
 341 WERROR rpccli_svcctl_control_service( struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
 342                                    POLICY_HND *hService, uint32 control,
 343                                    SERVICE_STATUS *status )
 344 {
 345         SVCCTL_Q_CONTROL_SERVICE in;
 346         SVCCTL_R_CONTROL_SERVICE out;
 347         prs_struct qbuf, rbuf;
 348
 349         ZERO_STRUCT(in);
 350         ZERO_STRUCT(out);
 351
 352         memcpy( &in.handle, hService, sizeof(POLICY_HND) );
 353         in.control = control;
 354
 355         CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_CONTROL_SERVICE,
 356                     in, out,
 357                     qbuf, rbuf,
 358                     svcctl_io_q_control_service,
 359                     svcctl_io_r_control_service,
 360                     WERR_GENERAL_FAILURE );
 361
 362         if ( !W_ERROR_IS_OK( out.status ) )
 363                 return out.status;
 364
 365         memcpy( status, &out.svc_status, sizeof(SERVICE_STATUS) );
 366
 367         return out.status;
 368 }
 369
 370
 371 /*******************************************************************
 372 *******************************************************************/
 373
 374 WERROR rpccli_svcctl_get_dispname( struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
 375                                 POLICY_HND *hService, fstring displayname )
 376 {
 377         SVCCTL_Q_GET_DISPLAY_NAME in;
 378         SVCCTL_R_GET_DISPLAY_NAME out;
 379         prs_struct qbuf, rbuf;
 380
 381         ZERO_STRUCT(in);
 382         ZERO_STRUCT(out);
 383
 384         memcpy( &in.handle, hService, sizeof(POLICY_HND) );
 385         in.display_name_len = 0;
 386
 387         CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_GET_DISPLAY_NAME,
 388                     in, out,
 389                     qbuf, rbuf,
 390                     svcctl_io_q_get_display_name,
 391                     svcctl_io_r_get_display_name,
 392                     WERR_GENERAL_FAILURE );
 393
 394         /* second time with correct buffer size...should be ok */
 395
 396         if ( W_ERROR_EQUAL( out.status, WERR_INSUFFICIENT_BUFFER ) ) {
 397                 in.display_name_len = out.display_name_len;
 398
 399                 CLI_DO_RPC_WERR( cli, mem_ctx, PI_SVCCTL, SVCCTL_GET_DISPLAY_NAME,
 400                             in, out,
 401                             qbuf, rbuf,
 402                             svcctl_io_q_get_display_name,
 403                             svcctl_io_r_get_display_name,
 404                             WERR_GENERAL_FAILURE );
 405         }
 406
 407         if ( !W_ERROR_IS_OK( out.status ) )
 408                 return out.status;
 409
 410         rpcstr_pull( displayname, out.displayname.buffer, sizeof(displayname), -1, STR_TERMINATE );
 411
 412         return out.status;
 413 }