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 #include "services/services.h"
  22
  23 /*********************************************************************
  24 *********************************************************************/
  25
  26 static WERROR rcinit_stop( const char *service, struct SERVICE_STATUS *status )
  27 {
  28         char *command = NULL;
  29         int ret, fd;
  30
  31         if (asprintf(&command, "%s/%s/%s stop",
  32                                 get_dyn_MODULESDIR(), SVCCTL_SCRIPT_DIR, service) < 0) {
  33                 return WERR_NOT_ENOUGH_MEMORY;
  34         }
  35
  36         /* we've already performed the access check when the service was opened */
  37
  38         become_root();
  39         ret = smbrun(command, &fd, NULL);
  40         unbecome_root();
  41
  42         DEBUGADD(5, ("rcinit_start: [%s] returned [%d]\n", command, ret));
  43         close(fd);
  44
  45         SAFE_FREE(command);
  46
  47         ZERO_STRUCTP( status );
  48
  49         status->type                    = SERVICE_TYPE_WIN32_SHARE_PROCESS;
  50         status->state                   = (ret == 0 ) ? SVCCTL_STOPPED : SVCCTL_RUNNING;
  51         status->controls_accepted       = SVCCTL_ACCEPT_STOP |
  52                                           SVCCTL_ACCEPT_SHUTDOWN;
  53
  54         return ( ret == 0 ) ? WERR_OK : WERR_ACCESS_DENIED;
  55 }
  56
  57 /*********************************************************************
  58 *********************************************************************/
  59
  60 static WERROR rcinit_start( const char *service )
  61 {
  62         char *command = NULL;
  63         int ret, fd;
  64
  65         if (asprintf(&command, "%s/%s/%s start",
  66                                 get_dyn_MODULESDIR(), SVCCTL_SCRIPT_DIR, service) < 0) {
  67                 return WERR_NOT_ENOUGH_MEMORY;
  68         }
  69
  70         /* we've already performed the access check when the service was opened */
  71
  72         become_root();
  73         ret = smbrun(command, &fd, NULL);
  74         unbecome_root();
  75
  76         DEBUGADD(5, ("rcinit_start: [%s] returned [%d]\n", command, ret));
  77         close(fd);
  78
  79         SAFE_FREE(command);
  80
  81         return ( ret == 0 ) ? WERR_OK : WERR_ACCESS_DENIED;
  82 }
  83
  84 /*********************************************************************
  85 *********************************************************************/
  86
  87 static WERROR rcinit_status( const char *service, struct SERVICE_STATUS *status )
  88 {
  89         char *command = NULL;
  90         int ret, fd;
  91
  92         if (asprintf(&command, "%s/%s/%s status",
  93                                 get_dyn_MODULESDIR(), SVCCTL_SCRIPT_DIR, service) < 0) {
  94                 return WERR_NOT_ENOUGH_MEMORY;
  95         }
  96
  97         /* we've already performed the access check when the service was opened */
  98         /* assume as return code of 0 means that the service is ok.  Anything else
  99            is STOPPED */
 100
 101         become_root();
 102         ret = smbrun(command, &fd, NULL);
 103         unbecome_root();
 104
 105         DEBUGADD(5, ("rcinit_start: [%s] returned [%d]\n", command, ret));
 106         close(fd);
 107
 108         SAFE_FREE(command);
 109
 110         ZERO_STRUCTP( status );
 111
 112         status->type                    = SERVICE_TYPE_WIN32_SHARE_PROCESS;
 113         status->state                   = (ret == 0 ) ? SVCCTL_RUNNING : SVCCTL_STOPPED;
 114         status->controls_accepted       = SVCCTL_ACCEPT_STOP |
 115                                           SVCCTL_ACCEPT_SHUTDOWN;
 116
 117         return WERR_OK;
 118 }
 119
 120 /*********************************************************************
 121 *********************************************************************/
 122
 123 /* struct for svcctl control to manipulate rcinit service */
 124
 125 SERVICE_CONTROL_OPS rcinit_svc_ops = {
 126         rcinit_stop,
 127         rcinit_start,
 128         rcinit_status
 129 };