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