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305 lines
11 KiB
C++
305 lines
11 KiB
C++
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/*
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Copyright (C) Synametrics Technologies, Inc 2005
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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//---------------------------------------------------------------------------
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#pragma hdrstop
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#include "ServiceStatus.h"
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//---------------------------------------------------------------------------
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#pragma package(smart_init)
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//---------------------------------------------------------------------------
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TServiceInfo::TServiceInfo(){
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hSC = OpenSCManager(NULL, NULL, SC_MANAGER_CONNECT);
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if (hSC == NULL){
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lastError = GetLastError();
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}
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}
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//---------------------------------------------------------------------------
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TServiceInfo::TServiceInfo(bool forCreateService){
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hSC = OpenSCManager(NULL, NULL, SC_MANAGER_CREATE_SERVICE | SERVICE_QUERY_STATUS | DELETE);
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if (hSC == NULL){
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lastError = GetLastError();
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}
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}
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//---------------------------------------------------------------------------
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int TServiceInfo::CheckStatus(AnsiString serviceName){
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SC_HANDLE hSchSvc = NULL;
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hSchSvc = OpenService(hSC,
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serviceName.c_str(),
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SERVICE_QUERY_STATUS);
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SERVICE_STATUS SvcStatus;
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if (QueryServiceStatus(hSchSvc, &SvcStatus) == FALSE){
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CloseServiceHandle(hSchSvc);
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lastError = GetLastError();
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switch(lastError){
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case ERROR_ACCESS_DENIED:
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lastErrorStr = "The specified handle was not opened with SERVICE_QUERY_STATUS access.";
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break;
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case ERROR_INVALID_HANDLE:
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lastErrorStr = "The specified handle is invalid.";
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break;
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default:
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lastErrorStr = "Unknown error occurred";
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}
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return STATUS_ERROR;
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}
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CloseServiceHandle(hSchSvc);
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return SvcStatus.dwCurrentState;
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}
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//---------------------------------------------------------------------------
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int TServiceInfo::CreateNewService(AnsiString serviceName,
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AnsiString displayName, AnsiString path,
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AnsiString userId, AnsiString pwd){
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SC_HANDLE retVal = CreateService(hSC, serviceName.c_str(), //Service Name
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displayName.c_str(), //Display Name
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SC_MANAGER_ALL_ACCESS, //Desired Access
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SERVICE_WIN32_OWN_PROCESS, //Service Type
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SERVICE_AUTO_START, //Start Type
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SERVICE_ERROR_NORMAL, //Error Control
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path.c_str(), NULL, //Load Order
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NULL, //Tag ID
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NULL, //NO dependencies
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userId != NULL ? userId.c_str() : NULL, //User ID
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pwd.c_str());
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if(retVal > 0){
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return 1;
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}
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lastError = GetLastError();
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switch(lastError){
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case ERROR_ACCESS_DENIED:
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lastErrorStr = "The handle to the SCM database does not have the SC_MANAGER_CREATE_SERVICE access right.";
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break;
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case ERROR_CIRCULAR_DEPENDENCY:
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lastErrorStr = "A circular service dependency was specified.";
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break;
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case ERROR_DUPLICATE_SERVICE_NAME:
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lastErrorStr = "The display name already exists in the service control manager database either as a service name or as another display name.";
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break;
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case ERROR_INVALID_HANDLE:
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lastErrorStr = "The handle to the specified service control manager database is invalid.";
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break;
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case ERROR_INVALID_NAME:
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lastErrorStr = "The specified service name is invalid.";
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break;
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case ERROR_INVALID_PARAMETER:
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lastErrorStr = "A parameter that was specified is invalid.";
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break;
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case ERROR_INVALID_SERVICE_ACCOUNT:
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lastErrorStr = "The user account name specified in the lpServiceStartName parameter does not exist.";
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break;
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case ERROR_SERVICE_EXISTS:
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lastErrorStr = "The specified service already exists in this database.";
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break;
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default:
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lastErrorStr = "Unknown error occurred";
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}
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return 0;
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}
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//---------------------------------------------------------------------------
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int TServiceInfo::DeleteExistingService(AnsiString serviceName){
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SC_HANDLE hSchSvc = NULL;
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hSchSvc = OpenService(hSC,
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serviceName.c_str(),
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SERVICE_START | SERVICE_QUERY_STATUS | DELETE);
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SERVICE_STATUS SvcStatus;
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if (DeleteService(hSchSvc) == FALSE){
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CloseServiceHandle(hSchSvc);
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lastError = GetLastError();
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switch(lastError){
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case ERROR_ACCESS_DENIED:
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lastErrorStr = "The handle does not have the DELETE access right.";
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break;
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case ERROR_INVALID_HANDLE:
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lastErrorStr = "The handle to the specified service control manager database is invalid.";
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break;
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case ERROR_SERVICE_MARKED_FOR_DELETE:
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lastErrorStr = "The specified service has already been marked for deletion.";
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break;
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default:
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lastErrorStr = "Unknown error occurred";
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}
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return STATUS_ERROR;
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}
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return STATUS_SUCCESS;
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}
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//---------------------------------------------------------------------------
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int TServiceInfo::RunService(AnsiString serviceName){
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SC_HANDLE hSchSvc = NULL;
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hSchSvc = OpenService(hSC,
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serviceName.c_str(),
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SERVICE_START | SERVICE_QUERY_STATUS);
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SERVICE_STATUS SvcStatus;
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if (QueryServiceStatus(hSchSvc, &SvcStatus) == FALSE){
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CloseServiceHandle(hSchSvc);
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lastError = GetLastError();
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return STATUS_ERROR;
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}
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if(SvcStatus.dwCurrentState == SERVICE_RUNNING){
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//Service already running.
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CloseServiceHandle(hSchSvc);
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lastErrorStr = "Service is already running";
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return STATUS_ERROR;
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}
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if (::StartService(hSchSvc, 0, NULL) == FALSE){
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CloseServiceHandle(hSchSvc);
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lastError = GetLastError();
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switch(lastError){
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case ERROR_ACCESS_DENIED:
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lastErrorStr = "The specified handle was not opened with SERVICE_QUERY_STATUS access.";
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break;
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case ERROR_INVALID_HANDLE:
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lastErrorStr = "The specified handle is invalid.";
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break;
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case ERROR_PATH_NOT_FOUND:
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lastErrorStr = "The service binary file could not be found.";
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break;
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case ERROR_SERVICE_ALREADY_RUNNING:
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lastErrorStr = "An instance of the service is already running.";
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break;
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case ERROR_SERVICE_DATABASE_LOCKED:
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lastErrorStr = "The database is locked.";
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break;
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case ERROR_SERVICE_DEPENDENCY_DELETED:
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lastErrorStr = "The service depends on a service that does not exist or has been marked for deletion.";
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break;
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case ERROR_SERVICE_DEPENDENCY_FAIL:
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lastErrorStr = "The service depends on another service that has failed to start.";
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break;
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case ERROR_SERVICE_DISABLED:
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lastErrorStr = "The service has been disabled.";
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break;
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case ERROR_SERVICE_LOGON_FAILED:
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lastErrorStr = "The service could not be logged on. Check user id and password specified for login";
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break;
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case ERROR_SERVICE_MARKED_FOR_DELETE:
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lastErrorStr = "The service has been marked for deletion.";
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break;
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case ERROR_SERVICE_NO_THREAD:
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lastErrorStr = "A thread could not be created for the Win32 service.";
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break;
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case ERROR_SERVICE_REQUEST_TIMEOUT :
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lastErrorStr = "The service did not respond to the start request in a timely fashion.";
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break;
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default:
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lastErrorStr = "Unknown error occurred";
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}
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return STATUS_ERROR;
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}
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CloseServiceHandle(hSchSvc);
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return STATUS_SUCCESS;
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}
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//---------------------------------------------------------------------------
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int TServiceInfo::StopService(AnsiString serviceName){
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SC_HANDLE hSchSvc = NULL;
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hSchSvc = OpenService(hSC,
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serviceName.c_str(),
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SERVICE_STOP | SERVICE_QUERY_STATUS);
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SERVICE_STATUS SvcStatus;
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if (QueryServiceStatus(hSchSvc, &SvcStatus) == FALSE){
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CloseServiceHandle(hSchSvc);
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lastError = GetLastError();
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return STATUS_ERROR;
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}
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if(SvcStatus.dwCurrentState != SERVICE_RUNNING ){
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//Service is not running.
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CloseServiceHandle(hSchSvc);
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return STATUS_ERROR;
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}
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if (ControlService(hSchSvc, SERVICE_CONTROL_STOP, &SvcStatus) == 0){
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lastError = GetLastError();
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CloseServiceHandle(hSchSvc);
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switch(lastError){
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case ERROR_ACCESS_DENIED:
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lastErrorStr = "The specified handle was not opened with SERVICE_QUERY_STATUS access.";
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break;
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case ERROR_DEPENDENT_SERVICES_RUNNING:
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lastErrorStr = "The service cannot be stopped because other running services are dependent on it.";
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break;
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case ERROR_INVALID_SERVICE_CONTROL:
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lastErrorStr = "The requested control code is not valid, or it is unacceptable to the service.";
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break;
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case ERROR_SERVICE_CANNOT_ACCEPT_CTRL:
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lastErrorStr = "The requested control code cannot be sent to the service because the state of the service is SERVICE_STOPPED, SERVICE_START_PENDING, or SERVICE_STOP_PENDING.";
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break;
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case ERROR_SERVICE_NOT_ACTIVE:
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lastErrorStr = "The service has not been started.";
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break;
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case ERROR_SERVICE_REQUEST_TIMEOUT:
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lastErrorStr = "The service did not respond to the start request in a timely fashion.";
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break;
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default:
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lastErrorStr = "Unknown error occurred";
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}
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return STATUS_ERROR;
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}
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CloseServiceHandle(hSchSvc);
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return STATUS_SUCCESS;
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}
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