/// <summary>
/// Uninstall a Windows service. The specified service and the services
/// that services that depend on the specified service will be stopped
/// first, then the service is uninstalled.
/// </summary>
/// <param name="machineName">
/// The name of the target computer. If the value is null or an empty
/// string, the function connects to the SCM on the local machine.
/// </param>
/// <param name="serviceName">
/// The name of the service to uninstall. The maximum string length is 256
/// characters.
/// </param>
public static void UninstallService(string machineName, string serviceName)
{
// Try to stop the service and the services that depend on the service.
if (machineName.IsEmpty())
{
machineName = ".";
}
ServiceController service = new ServiceController(serviceName, machineName);
if (service.Status != ServiceControllerStatus.Stopped)
{
service.Stop();
service.WaitForStatus(ServiceControllerStatus.Stopped,
new TimeSpan(0, 0, 30));
}
SafeServiceHandle schSCManager = null;
SafeServiceHandle schService = null;
try
{
// Get a handle to the SCM database.
schSCManager = NativeMethods.OpenSCManager(
machineName,
null,
ServiceControlAccessRights.SC_MANAGER_CONNECT);
if (schSCManager.IsInvalid)
{
throw new Win32Exception();
}
// Open the service with the delete permission.
schService = NativeMethods.OpenService(
schSCManager,
serviceName,
ServiceAccessRights.SERVICE_STOP | ServiceAccessRights.DELETE);
if (schService.IsInvalid)
{
throw new Win32Exception();
}
// Now remove the service by calling DeleteService.
if (!NativeMethods.DeleteService(schService))
{
throw new Win32Exception();
}
}
finally
{
if (schSCManager != null)
{
schSCManager.Close();
}
if (schService != null)
{
schService.Close();
}
}
}
/// <summary>
/// Install a Windows service.
/// </summary>
/// <param name="machineName">
/// The name of the target computer. If the value is null or an empty
/// string, the function connects to the SCM on the local machine.
/// </param>
/// <param name="serviceName">
/// The name of the service to install. The maximum string length is 256
/// characters.
/// </param>
/// <param name="displayName">
/// The display name to be used by user interface programs to identify the
/// service. This string has a maximum length of 256 chars.
/// </param>
/// <param name="dwStartType">
/// The service start options. The parameter can be one of the following
/// values: SERVICE_AUTO_START, SERVICE_BOOT_START, SERVICE_DEMAND_START,
/// SERVICE_DISABLED, SERVICE_SYSTEM_START.
/// </param>
/// <param name="binaryPath">
/// The full path to the service binary file.
/// </param>
/// <param name="serviceStartName">
/// The name of the account under which the service should run. If this
/// parameter is NULL, CreateService uses the LocalSystem account. The
/// parameter can also be "NT AUTHORITY\LocalService",
/// "NT AUTHORITY\NetworkService", or in the form of "DomainName\UserName",
/// or ".\UserName".
/// </param>
/// <param name="password">
/// The password to the account name specified by the serviceStartName
/// parameter. Specify an empty string if the account has no password or if
/// the service runs in the LocalService, NetworkService, or LocalSystem
/// account.
/// </param>
/// <returns></returns>
public static void InstallService(string machineName, string serviceName,
string displayName, ServiceStart dwStartType, string binaryPath,
string serviceStartName, string password)
{
SafeServiceHandle schSCManager = null;
SafeServiceHandle schService = null;
try
{
// Get a handle to the SCM database.
schSCManager = NativeMethods.OpenSCManager(
machineName,
null,
ServiceControlAccessRights.SC_MANAGER_CREATE_SERVICE);
if (schSCManager.IsInvalid)
{
throw new Win32Exception();
}
// Create the service.
schService = NativeMethods.CreateService(
schSCManager,
serviceName,
displayName,
ServiceAccessRights.SERVICE_ALL_ACCESS,
ServiceType.SERVICE_WIN32_OWN_PROCESS,
dwStartType,
ServiceError.SERVICE_ERROR_NORMAL,
binaryPath,
null,
null,
null,
serviceStartName,
password);
if (schService.IsInvalid)
{
throw new Win32Exception();
}
}
finally
{
if (schSCManager != null)
{
schSCManager.Close();
}
if (schService != null)
{
schService.Close();
}
}
}
