int ServiceCommand::executeCommand(SC_HANDLE scm) {
LOG.LogDebugFormat(L"Opening %s with %s rights...", mySettings->getServiceName(), (CString)mySCRight);
SC_HANDLE svc = OpenService(scm, mySettings->getServiceName(), mySCRight);
if (svc == NULL) {
DWORD err = GetLastError();
CString msg = CreateFormatted(L"Failed to open service %s.", mySettings->getServiceName());
switch(err) {
case ERROR_ACCESS_DENIED:
LOG.LogWarnFormat(L"%s Access denied", msg);
return 1;
case ERROR_INVALID_NAME:
LOG.LogWarnFormat(L"%s Invalid service name", msg);
return 1;
case ERROR_SERVICE_DOES_NOT_EXIST:
LOG.LogWarnFormat(L"%s Service does not exist", msg);
return 1;
break;
case ERROR_INVALID_HANDLE:
default:
LOG.LogWarnFormat(L"%s. %s", msg, LOG.GetErrorText(err));
return 1;
break;
}
}
int ret = executeCommand(scm, svc);
CloseServiceHandle(svc);
return ret;
}
void CreateServiceCommand::updateServiceDescription() {
//Another possbile approach is to call ChangeServiceConfig2
//that is only supported from WinXP/2003
LOG.LogDebug(L"Updating service description");
CString path = CreateFormatted(L"SYSTEM\\CurrentControlSet\\Services\\%s", mySettings->getServiceName());
CRegKey reg(HKEY_LOCAL_MACHINE);
if (ERROR_SUCCESS != reg.Open(reg, path, KEY_WRITE)) {
LOG.LogWarnFormat(L"Failed to open registry key %s", path);
return;
}
CString key = L"Description";
if (ERROR_SUCCESS != reg.SetStringValue(key, mySettings->getServiceDescription())) {
LOG.LogWarnFormat(L"Failed to set %s for %s", key, path);
return;
}
reg.Flush();
LOG.LogDebug(L"Service description is updated");
}
void ProcessInterruptTerminateHandler::InterruptProcess(PROCESS_INFORMATION& info) {
//block from second call
if (IsInterrupted()) return;
LOG.LogInfo(L"Service process will be killed, exit code would be 42");
//TODO:implement kill process
if (0 == TerminateProcess(info.hProcess, 42)) {
LOG.LogWarnFormat(L"Failed to terminate service process. %s", LOG.GetLastError());
return;
}
//mark interrupt to the process was sent
Interrupt();
}
int CreateServiceCommand::executeCommand(SC_HANDLE scm) {
LOG.LogDebugFormat(L"Creating and registering service: name=%s...", mySettings->getServiceName());
CString sUserName = CreateFormatted(L"%s\\%s", mySettings->getDomain(), mySettings->getUserName());
CString sPassword = mySettings->getPassword();
LPCWSTR userName = NULL;
LPCWSTR password = NULL;
if (!mySettings->runAsSystem()) {
//use declared variables to avoid strings from distruct
userName = sUserName;
password = sPassword;
LOG.LogInfoFormat(L"Installing service for user: %s", userName);
}
SC_HANDLE service = CreateService(
scm, //ServiceControlManager instance
mySettings->getServiceName(),
mySettings->getServiceDisplayName(),
SERVICE_ALL_ACCESS, //any option here?
SERVICE_WIN32_OWN_PROCESS, //Consider to have SERVICE_INTERACTIVE_PROCESS
mySettings->isAutostart() ? SERVICE_AUTO_START : SERVICE_DEMAND_START,
SERVICE_ERROR_NORMAL,
mySettings->getServiceExecutable(), //executable command
NULL, //Start orger group
NULL, //tag
NULL, //dependencies
userName,
password
);
if (service == NULL) {
DWORD err = GetLastError();
CString msg = CreateFormatted(L"Failed to create service %s.", mySettings->getServiceName());
switch(err) {
case ERROR_ACCESS_DENIED:
LOG.LogWarnFormat(L"%s Access denied", msg);
return 1;
case ERROR_CIRCULAR_DEPENDENCY:
LOG.LogWarnFormat(L"%s A circular service dependency was specified", msg);
return 1;
case ERROR_DUPLICATE_SERVICE_NAME:
LOG.LogWarnFormat(L"%s Service display name is already used", msg);
return 1;
case ERROR_INVALID_NAME:
LOG.LogWarnFormat(L"%s The specified service name is invalid", msg);
return 1;
case ERROR_INVALID_PARAMETER:
LOG.LogWarnFormat(L"%s A parameter that was specified is invalid", msg);
return 1;
case ERROR_INVALID_SERVICE_ACCOUNT:
LOG.LogWarnFormat(L"%s Specified account does not exist", msg);
return 1;
case ERROR_SERVICE_EXISTS:
LOG.LogWarnFormat(L"%s The service already exists", msg);
return 1;
case ERROR_SERVICE_MARKED_FOR_DELETE:
LOG.LogWarnFormat(L"%s The service already exists and marked for deletion", msg);
return 1;
case ERROR_INVALID_HANDLE:
default:
LOG.LogErrorFormat(L"%s %s", msg, LOG.GetLastError());
return 1;
}
}
LOG.LogInfoFormat(L"Service '%s' was created", mySettings->getServiceName());
updateServiceDescription();
CloseServiceHandle(service);
return 0;
}
