source3/services/svc_rcinit.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Service Control API Implementation
   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 #include "includes.h"
  21
  22 /*********************************************************************
  23 *********************************************************************/
  24
  25 static WERROR rcinit_stop( const char *service, struct SERVICE_STATUS *status )
  26 {
  27         char *command = NULL;
  28         int ret, fd;
  29
  30         if (asprintf(&command, "%s/%s/%s stop",
  31                                 get_dyn_MODULESDIR(), SVCCTL_SCRIPT_DIR, service) < 0) {
  32                 return WERR_NOMEM;
  33         }
  34
  35         /* we've already performed the access check when the service was opened */
  36
  37         become_root();
  38         ret = smbrun( command , &fd );
  39         unbecome_root();
  40
  41         DEBUGADD(5, ("rcinit_start: [%s] returned [%d]\n", command, ret));
  42         close(fd);
  43
  44         SAFE_FREE(command);
  45
  46         ZERO_STRUCTP( status );
  47
  48         status->type                    = SERVICE_TYPE_WIN32_SHARE_PROCESS;
  49         status->state                   = (ret == 0 ) ? SVCCTL_STOPPED : SVCCTL_RUNNING;
  50         status->controls_accepted       = SVCCTL_ACCEPT_STOP |
  51                                           SVCCTL_ACCEPT_SHUTDOWN;
  52
  53         return ( ret == 0 ) ? WERR_OK : WERR_ACCESS_DENIED;
  54 }
  55
  56 /*********************************************************************
  57 *********************************************************************/
  58
  59 static WERROR rcinit_start( const char *service )
  60 {
  61         char *command = NULL;
  62         int ret, fd;
  63
  64         if (asprintf(&command, "%s/%s/%s start",
  65                                 get_dyn_MODULESDIR(), SVCCTL_SCRIPT_DIR, service) < 0) {
  66                 return WERR_NOMEM;
  67         }
  68
  69         /* we've already performed the access check when the service was opened */
  70
  71         become_root();
  72         ret = smbrun( command , &fd );
  73         unbecome_root();
  74
  75         DEBUGADD(5, ("rcinit_start: [%s] returned [%d]\n", command, ret));
  76         close(fd);
  77
  78         SAFE_FREE(command);
  79
  80         return ( ret == 0 ) ? WERR_OK : WERR_ACCESS_DENIED;
  81 }
  82
  83 /*********************************************************************
  84 *********************************************************************/
  85
  86 static WERROR rcinit_status( const char *service, struct SERVICE_STATUS *status )
  87 {
  88         char *command = NULL;
  89         int ret, fd;
  90
  91         if (asprintf(&command, "%s/%s/%s status",
  92                                 get_dyn_MODULESDIR(), SVCCTL_SCRIPT_DIR, service) < 0) {
  93                 return WERR_NOMEM;
  94         }
  95
  96         /* we've already performed the access check when the service was opened */
  97         /* assume as return code of 0 means that the service is ok.  Anything else
  98            is STOPPED */
  99
 100         become_root();
 101         ret = smbrun( command , &fd );
 102         unbecome_root();
 103
 104         DEBUGADD(5, ("rcinit_start: [%s] returned [%d]\n", command, ret));
 105         close(fd);
 106
 107         SAFE_FREE(command);
 108
 109         ZERO_STRUCTP( status );
 110
 111         status->type                    = SERVICE_TYPE_WIN32_SHARE_PROCESS;
 112         status->state                   = (ret == 0 ) ? SVCCTL_RUNNING : SVCCTL_STOPPED;
 113         status->controls_accepted       = SVCCTL_ACCEPT_STOP |
 114                                           SVCCTL_ACCEPT_SHUTDOWN;
 115
 116         return WERR_OK;
 117 }
 118
 119 /*********************************************************************
 120 *********************************************************************/
 121
 122 /* struct for svcctl control to manipulate rcinit service */
 123
 124 SERVICE_CONTROL_OPS rcinit_svc_ops = {
 125         rcinit_stop,
 126         rcinit_start,
 127         rcinit_status
 128 };