private PSDataCollection <PSObject> InvokePowerShell(PowerShell powershell, RunspaceCreatedEventArgs args)
{
string str;
HostInfo hostInfo = this.remoteHost.HostInfo;
IAsyncResult asyncResult = new ServerPowerShellDriver(powershell, null, true, Guid.Empty, this.InstanceId, this, args.Runspace.ApartmentState, hostInfo, RemoteStreamOptions.AddInvocationInfo, false, args.Runspace).Start();
PSDataCollection <PSObject> datas = powershell.EndInvoke(asyncResult);
ArrayList dollarErrorVariable = (ArrayList)powershell.Runspace.GetExecutionContext.DollarErrorVariable;
if (dollarErrorVariable.Count <= 0)
{
return(datas);
}
ErrorRecord record = dollarErrorVariable[0] as ErrorRecord;
if (record != null)
{
str = record.ToString();
}
else
{
Exception exception = dollarErrorVariable[0] as Exception;
if (exception != null)
{
str = (exception.Message != null) ? exception.Message : string.Empty;
}
else
{
str = string.Empty;
}
}
throw PSTraceSource.NewInvalidOperationException("RemotingErrorIdStrings", PSRemotingErrorId.StartupScriptThrewTerminatingError.ToString(), new object[] { str });
}
private void HandleCreateAndInvokePowerShell(object sender, RemoteDataEventArgs <RemoteDataObject <PSObject> > eventArgs)
{
RemoteDataObject <PSObject> data = eventArgs.Data;
HostInfo hostInfo = RemotingDecoder.GetHostInfo(data.Data);
ApartmentState apartmentState = RemotingDecoder.GetApartmentState(data.Data);
RemoteStreamOptions remoteStreamOptions = RemotingDecoder.GetRemoteStreamOptions(data.Data);
PowerShell powerShell = RemotingDecoder.GetPowerShell(data.Data);
bool noInput = RemotingDecoder.GetNoInput(data.Data);
bool addToHistory = RemotingDecoder.GetAddToHistory(data.Data);
bool isNested = false;
if (this.serverCapability.ProtocolVersion >= RemotingConstants.ProtocolVersionWin8RTM)
{
isNested = RemotingDecoder.GetIsNested(data.Data);
}
if (isNested)
{
if (this.dsHandler.GetAssociatedPowerShellDataStructureHandler(powerShell.InstanceId) != null)
{
throw new InvalidOperationException("NestedPipeline is not supported in this release.");
}
powerShell.SetIsNested(false);
if ((this.localRunspacePool.GetMaxRunspaces() == 1) && (this.dsHandler.GetPowerShellDataStructureHandler() != null))
{
new ServerSteppablePipelineDriver(powerShell, noInput, data.PowerShellId, data.RunspacePoolId, this, apartmentState, hostInfo, remoteStreamOptions, addToHistory, this.rsToUseForSteppablePipeline, this.eventSubscriber, this.inputCollection).Start();
return;
}
}
ServerPowerShellDriver driver2 = new ServerPowerShellDriver(powerShell, null, noInput, data.PowerShellId, data.RunspacePoolId, this, apartmentState, hostInfo, remoteStreamOptions, addToHistory, null);
this.inputCollection = driver2.InputCollection;
driver2.Start();
}
internal ServerPowerShellDataStructureHandler(
ServerPowerShellDriver driver,
AbstractServerTransportManager transportManager)
{
using (ServerPowerShellDataStructureHandler.tracer.TraceConstructor((object)this))
{
this.clientPowerShellId = driver.InstanceId;
this.clientRunspacePoolId = driver.RunspacePoolId;
this.transportManager = transportManager;
this.streamSerializationOptions = driver.RemoteStreamOptions;
transportManager.Closing += new EventHandler(this.HandleTransportClosing);
}
}
internal ServerPowerShellDataStructureHandler CreatePowerShellDataStructureHandler(
ServerPowerShellDriver driver)
{
using (ServerRunspacePoolDataStructureHandler.tracer.TraceMethod())
{
AbstractServerTransportManager transportManager = (AbstractServerTransportManager)this.transportManager;
if (driver.InstanceId != Guid.Empty)
{
transportManager = this.transportManager.GetCommandTransportManager(driver.InstanceId);
}
ServerPowerShellDataStructureHandler structureHandler = new ServerPowerShellDataStructureHandler(driver, transportManager);
lock (this.associationSyncObject)
this.associatedShells.Add(structureHandler.PowerShellId, structureHandler);
structureHandler.RemoveAssociation += new EventHandler(this.HandleRemoveAssociation);
return(structureHandler);
}
}
/// <summary>
/// Handle the invocation of powershell
/// </summary>
/// <param name="sender">sender of this event, unused</param>
/// <param name="eventArgs">arguments describing this event</param>
private void HandleCreateAndInvokePowerShell(object sender, RemoteDataEventArgs<RemoteDataObject<PSObject>> eventArgs)
{
RemoteDataObject<PSObject> data = eventArgs.Data;
// it is sufficient to just construct the powershell
// driver, the local powershell on server side is
// invoked from within the driver
HostInfo hostInfo = RemotingDecoder.GetHostInfo(data.Data);
#if !CORECLR // No ApartmentState In CoreCLR
ApartmentState apartmentState = RemotingDecoder.GetApartmentState(data.Data);
#endif
RemoteStreamOptions streamOptions = RemotingDecoder.GetRemoteStreamOptions(data.Data);
PowerShell powershell = RemotingDecoder.GetPowerShell(data.Data);
bool noInput = RemotingDecoder.GetNoInput(data.Data);
bool addToHistory = RemotingDecoder.GetAddToHistory(data.Data);
bool isNested = false;
// The server would've dropped the protocol version of an older client was connecting
if (_serverCapability.ProtocolVersion >= RemotingConstants.ProtocolVersionWin8RTM)
{
isNested = RemotingDecoder.GetIsNested(data.Data);
}
// Perform pre-processing of command for over the wire debugging commands.
if (_serverRemoteDebugger != null)
{
DebuggerCommandArgument commandArgument;
bool terminateImmediate = false;
var result = PreProcessDebuggerCommand(powershell.Commands, _serverRemoteDebugger.IsActive, _serverRemoteDebugger.IsRemote, out commandArgument);
switch (result)
{
case PreProcessCommandResult.SetDebuggerAction:
// Run this directly on the debugger and terminate the remote command.
_serverRemoteDebugger.SetDebuggerAction(commandArgument.ResumeAction.Value);
terminateImmediate = true;
break;
case PreProcessCommandResult.SetDebugMode:
// Set debug mode directly and terminate remote command.
_serverRemoteDebugger.SetDebugMode(commandArgument.Mode.Value);
terminateImmediate = true;
break;
case PreProcessCommandResult.SetDebuggerStepMode:
// Enable debugger and set to step action, then terminate remote command.
_serverRemoteDebugger.SetDebuggerStepMode(commandArgument.DebuggerStepEnabled.Value);
terminateImmediate = true;
break;
case PreProcessCommandResult.SetPreserveUnhandledBreakpointMode:
_serverRemoteDebugger.UnhandledBreakpointMode = commandArgument.UnhandledBreakpointMode.Value;
terminateImmediate = true;
break;
case PreProcessCommandResult.ValidNotProcessed:
terminateImmediate = true;
break;
}
// If we don't want to run or queue a command to run in the server session then
// terminate the command here by making it a No Op.
if (terminateImmediate)
{
ServerPowerShellDriver noOpDriver = new ServerPowerShellDriver(
powershell,
null,
noInput,
data.PowerShellId,
data.RunspacePoolId,
this,
#if !CORECLR // No ApartmentState In CoreCLR
apartmentState,
#endif
hostInfo,
streamOptions,
addToHistory,
null);
noOpDriver.RunNoOpCommand();
return;
}
}
if (_remoteHost.IsRunspacePushed)
{
// If we have a pushed runspace then execute there.
// Ensure debugger is enabled to the original mode it was set to.
if (_serverRemoteDebugger != null)
{
_serverRemoteDebugger.CheckDebuggerState();
}
StartPowerShellCommandOnPushedRunspace(
powershell,
null,
data.PowerShellId,
data.RunspacePoolId,
hostInfo,
streamOptions,
noInput,
addToHistory);
return;
}
else if (isNested)
{
if (RunspacePool.GetMaxRunspaces() == 1)
{
if (_driverNestedInvoker != null && _driverNestedInvoker.IsActive)
{
if (_driverNestedInvoker.IsAvailable == false)
{
// A nested command is already running.
throw new PSInvalidOperationException(
StringUtil.Format(RemotingErrorIdStrings.CannotInvokeNestedCommandNestedCommandRunning));
}
// Handle as nested pipeline invocation.
powershell.SetIsNested(true);
// Always invoke PowerShell commands on pipeline worker thread
// for single runspace case, to support nested invocation requests (debugging scenario).
ServerPowerShellDriver srdriver = new ServerPowerShellDriver(
powershell,
null,
noInput,
data.PowerShellId,
data.RunspacePoolId,
this,
#if !CORECLR // No ApartmentState In CoreCLR
apartmentState,
#endif
hostInfo,
streamOptions,
addToHistory,
_rsToUseForSteppablePipeline);
_inputCollection = srdriver.InputCollection;
_driverNestedInvoker.InvokeDriverAsync(srdriver);
return;
}
else if (_serverRemoteDebugger != null &&
_serverRemoteDebugger.InBreakpoint &&
_serverRemoteDebugger.IsPushed)
{
_serverRemoteDebugger.StartPowerShellCommand(
powershell,
data.PowerShellId,
data.RunspacePoolId,
this,
#if !CORECLR // No ApartmentState In CoreCLR
apartmentState,
#endif
_remoteHost,
hostInfo,
streamOptions,
addToHistory);
return;
}
else if (powershell.Commands.Commands.Count == 1 &&
!powershell.Commands.Commands[0].IsScript &&
((powershell.Commands.Commands[0].CommandText.IndexOf("Get-PSDebuggerStopArgs", StringComparison.OrdinalIgnoreCase) != -1) ||
(powershell.Commands.Commands[0].CommandText.IndexOf("Set-PSDebuggerAction", StringComparison.OrdinalIgnoreCase) != -1)))
{
// We do not want to invoke debugger commands in the steppable pipeline.
// Consider adding IsSteppable message to PSRP to handle this.
// This will be caught on the client.
throw new PSInvalidOperationException();
}
ServerPowerShellDataStructureHandler psHandler = DataStructureHandler.GetPowerShellDataStructureHandler();
if (psHandler != null)
{
// Have steppable invocation request.
powershell.SetIsNested(false);
// Execute command concurrently
ServerSteppablePipelineDriver spDriver = new ServerSteppablePipelineDriver(
powershell,
noInput,
data.PowerShellId,
data.RunspacePoolId,
this,
#if !CORECLR // No ApartmentState In CoreCLR
apartmentState,
#endif
hostInfo,
streamOptions,
addToHistory,
_rsToUseForSteppablePipeline,
_eventSubscriber,
_inputCollection);
spDriver.Start();
return;
}
}
// Allow command to run as non-nested and non-stepping.
powershell.SetIsNested(false);
}
// Invoke command normally. Ensure debugger is enabled to the
// original mode it was set to.
if (_serverRemoteDebugger != null)
{
_serverRemoteDebugger.CheckDebuggerState();
}
// Invoke PowerShell on driver runspace pool.
ServerPowerShellDriver driver = new ServerPowerShellDriver(
powershell,
null,
noInput,
data.PowerShellId,
data.RunspacePoolId,
this,
#if !CORECLR // No ApartmentState In CoreCLR
apartmentState,
#endif
hostInfo,
streamOptions,
addToHistory,
null);
_inputCollection = driver.InputCollection;
driver.Start();
}
/// <summary>
/// Invokes a PowerShell instance
/// </summary>
/// <param name="powershell"></param>
/// <param name="args"></param>
/// <returns></returns>
private PSDataCollection<PSObject> InvokePowerShell(PowerShell powershell, RunspaceCreatedEventArgs args)
{
Debug.Assert(powershell != null, "powershell shouldn't be null");
// run the startup script on the runspace's host
HostInfo hostInfo = _remoteHost.HostInfo;
ServerPowerShellDriver driver = new ServerPowerShellDriver(
powershell,
null,
true,
Guid.Empty,
this.InstanceId,
this,
#if !CORECLR // No ApartmentState In CoreCLR
args.Runspace.ApartmentState,
#endif
hostInfo,
RemoteStreamOptions.AddInvocationInfo,
false,
args.Runspace);
IAsyncResult asyncResult = driver.Start();
// if there was an exception running the script..this may throw..this will
// result in the runspace getting closed/broken.
PSDataCollection<PSObject> results = powershell.EndInvoke(asyncResult);
// find out if there are any error records reported. If there is one, report the error..
// this will result in the runspace getting closed/broken.
ArrayList errorList = (ArrayList)powershell.Runspace.GetExecutionContext.DollarErrorVariable;
if (errorList.Count > 0)
{
string exceptionThrown;
ErrorRecord lastErrorRecord = errorList[0] as ErrorRecord;
if (lastErrorRecord != null)
{
exceptionThrown = lastErrorRecord.ToString();
}
else
{
Exception lastException = errorList[0] as Exception;
if (lastException != null)
{
exceptionThrown = (lastException.Message != null) ? lastException.Message : string.Empty;
}
else
{
exceptionThrown = string.Empty;
}
}
throw PSTraceSource.NewInvalidOperationException(RemotingErrorIdStrings.StartupScriptThrewTerminatingError, exceptionThrown);
}
return results;
}
internal void StartPowerShellCommand(
PowerShell powershell,
Guid powershellId,
Guid runspacePoolId,
ServerRunspacePoolDriver runspacePoolDriver,
#if !CORECLR // No ApartmentState In CoreCLR
ApartmentState apartmentState,
#endif
ServerRemoteHost remoteHost,
HostInfo hostInfo,
RemoteStreamOptions streamOptions,
bool addToHistory)
{
// For nested debugger command processing, invoke command on new local runspace since
// the root script debugger runspace is unavailable (it is running a PS script or a
// workflow function script).
Runspace runspace = (remoteHost != null) ?
RunspaceFactory.CreateRunspace(remoteHost) : RunspaceFactory.CreateRunspace();
runspace.Open();
try
{
powershell.InvocationStateChanged += HandlePowerShellInvocationStateChanged;
powershell.SetIsNested(false);
string script = @"
param ($Debugger, $Commands, $output)
trap { throw $_ }
$Debugger.ProcessCommand($Commands, $output)
";
PSDataCollection<PSObject> output = new PSDataCollection<PSObject>();
PSCommand Commands = new PSCommand(powershell.Commands);
powershell.Commands.Clear();
powershell.AddScript(script).AddParameter("Debugger", this).AddParameter("Commands", Commands).AddParameter("output", output);
ServerPowerShellDriver driver = new ServerPowerShellDriver(
powershell,
null,
true,
powershellId,
runspacePoolId,
runspacePoolDriver,
#if !CORECLR // No ApartmentState In CoreCLR
apartmentState,
#endif
hostInfo,
streamOptions,
addToHistory,
runspace,
output);
driver.Start();
}
catch (Exception e)
{
CommandProcessorBase.CheckForSevereException(e);
runspace.Close();
runspace.Dispose();
}
}
public void Dispatch(ServerPowerShellDriver driver)
{
CheckDisposed();
lock (_syncObject)
{
_driverInvokeQueue.Enqueue(driver);
_processDrivers.Set();
}
}
/// <summary>
/// Submit a driver object to be invoked.
/// </summary>
/// <param name="driver">ServerPowerShellDriver</param>
public void InvokeDriverAsync(ServerPowerShellDriver driver)
{
InvokePump currentPump;
if (!_invokePumpStack.TryPeek(out currentPump))
{
throw new PSInvalidOperationException(RemotingErrorIdStrings.PowerShellInvokerInvalidState);
}
currentPump.Dispatch(driver);
}
/// <summary>
/// Starts the PowerShell command on the currently pushed Runspace
/// </summary>
/// <param name="powershell">PowerShell command or script</param>
/// <param name="extraPowerShell">PowerShell command to run after first completes</param>
/// <param name="powershellId">PowerShell Id</param>
/// <param name="runspacePoolId">RunspacePool Id</param>
/// <param name="hostInfo">Host Info</param>
/// <param name="streamOptions">Remote stream options</param>
/// <param name="noInput">False when input is provided</param>
/// <param name="addToHistory">Add to history</param>
private void StartPowerShellCommandOnPushedRunspace(
PowerShell powershell,
PowerShell extraPowerShell,
Guid powershellId,
Guid runspacePoolId,
HostInfo hostInfo,
RemoteStreamOptions streamOptions,
bool noInput,
bool addToHistory)
{
Runspace runspace = _remoteHost.PushedRunspace;
ServerPowerShellDriver driver = new ServerPowerShellDriver(
powershell,
extraPowerShell,
noInput,
powershellId,
runspacePoolId,
this,
#if !CORECLR // No ApartmentState In CoreCLR
ApartmentState.MTA,
#endif
hostInfo,
streamOptions,
addToHistory,
runspace);
try
{
driver.Start();
}
catch (Exception e)
{
CommandProcessorBase.CheckForSevereException(e);
// Pop runspace on error.
_remoteHost.PopRunspace();
throw;
}
}
/// <summary>
/// Handle the invocation of command discovery pipeline
/// </summary>
/// <param name="sender">sender of this event, unused</param>
/// <param name="eventArgs">arguments describing this event</param>
private void HandleGetCommandMetadata(object sender, RemoteDataEventArgs<RemoteDataObject<PSObject>> eventArgs)
{
RemoteDataObject<PSObject> data = eventArgs.Data;
PowerShell countingPipeline = RemotingDecoder.GetCommandDiscoveryPipeline(data.Data);
if (this.DoesInitialSessionStateIncludeGetCommandWithListImportedSwitch())
{
countingPipeline.AddParameter("ListImported", true);
}
countingPipeline
.AddParameter("ErrorAction", "SilentlyContinue")
.AddCommand("Measure-Object")
.AddCommand("Select-Object")
.AddParameter("Property", "Count");
PowerShell mainPipeline = RemotingDecoder.GetCommandDiscoveryPipeline(data.Data);
if (this.DoesInitialSessionStateIncludeGetCommandWithListImportedSwitch())
{
mainPipeline.AddParameter("ListImported", true);
}
mainPipeline
.AddCommand("Select-Object")
.AddParameter("Property", new string[] {
"Name", "Namespace", "HelpUri", "CommandType", "ResolvedCommandName", "OutputType", "Parameters" });
HostInfo useRunspaceHost = new HostInfo(null);
useRunspaceHost.UseRunspaceHost = true;
if (_remoteHost.IsRunspacePushed)
{
// If we have a pushed runspace then execute there.
StartPowerShellCommandOnPushedRunspace(
countingPipeline,
mainPipeline,
data.PowerShellId,
data.RunspacePoolId,
useRunspaceHost,
0,
true,
false);
}
else
{
// Run on usual driver.
ServerPowerShellDriver driver = new ServerPowerShellDriver(
countingPipeline,
mainPipeline,
true /* no input */,
data.PowerShellId,
data.RunspacePoolId,
this,
#if !CORECLR // No ApartmentState In CoreCLR
ApartmentState.Unknown,
#endif
useRunspaceHost,
0 /* stream options */,
false /* addToHistory */,
null /* use default rsPool runspace */);
driver.Start();
}
}
private void HandleRunspaceCreated(object sender, RunspaceCreatedEventArgs args)
{
try
{
string folderPath = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
args.Runspace.ExecutionContext.EngineSessionState.SetLocation(folderPath);
}
catch (ArgumentException ex)
{
}
catch (ProviderNotFoundException ex)
{
}
catch (DriveNotFoundException ex)
{
}
catch (ProviderInvocationException ex)
{
}
Command command = (Command)null;
if (!string.IsNullOrEmpty(this.configData.StartupScript))
{
command = new Command(this.configData.StartupScript, false, false);
}
else if (!string.IsNullOrEmpty(this.configData.InitializationScriptForOutOfProcessRunspace))
{
command = new Command(this.configData.InitializationScriptForOutOfProcessRunspace, true, false);
}
if (command == null)
{
return;
}
HostInfo hostInfo = this.remoteHost.HostInfo;
command.MergeMyResults(PipelineResultTypes.Error, PipelineResultTypes.Output);
PowerShell powershell = PowerShell.Create();
powershell.AddCommand(command).AddCommand("out-default");
IAsyncResult asyncResult = new ServerPowerShellDriver(powershell, (PowerShell)null, true, Guid.Empty, this.InstanceId, this, args.Runspace.ApartmentState, hostInfo, RemoteStreamOptions.AddInvocationInfo, false, args.Runspace).Start();
powershell.EndInvoke(asyncResult);
ArrayList dollarErrorVariable = (ArrayList)powershell.Runspace.GetExecutionContext.DollarErrorVariable;
if (dollarErrorVariable.Count > 0)
{
string str = (dollarErrorVariable[0] as ErrorRecord).ToString();
throw ServerRunspacePoolDriver.tracer.NewInvalidOperationException("RemotingErrorIdStrings", PSRemotingErrorId.StartupScriptThrewTerminatingError.ToString(), (object)str);
}
if (this.localRunspacePool.RunspacePoolStateInfo.State != RunspacePoolState.Opening)
{
return;
}
object valueToConvert = args.Runspace.SessionStateProxy.PSVariable.GetValue("global:PSApplicationPrivateData");
if (valueToConvert == null)
{
return;
}
this.applicationPrivateData = (PSPrimitiveDictionary)LanguagePrimitives.ConvertTo(valueToConvert, typeof(PSPrimitiveDictionary), true, (IFormatProvider)CultureInfo.InvariantCulture, (TypeTable)null);
}
private PSDataCollection<PSObject> InvokePowerShell(PowerShell powershell, RunspaceCreatedEventArgs args)
{
string str;
HostInfo hostInfo = this.remoteHost.HostInfo;
IAsyncResult asyncResult = new ServerPowerShellDriver(powershell, null, true, Guid.Empty, this.InstanceId, this, args.Runspace.ApartmentState, hostInfo, RemoteStreamOptions.AddInvocationInfo, false, args.Runspace).Start();
PSDataCollection<PSObject> datas = powershell.EndInvoke(asyncResult);
ArrayList dollarErrorVariable = (ArrayList) powershell.Runspace.GetExecutionContext.DollarErrorVariable;
if (dollarErrorVariable.Count <= 0)
{
return datas;
}
ErrorRecord record = dollarErrorVariable[0] as ErrorRecord;
if (record != null)
{
str = record.ToString();
}
else
{
Exception exception = dollarErrorVariable[0] as Exception;
if (exception != null)
{
str = (exception.Message != null) ? exception.Message : string.Empty;
}
else
{
str = string.Empty;
}
}
throw PSTraceSource.NewInvalidOperationException("RemotingErrorIdStrings", PSRemotingErrorId.StartupScriptThrewTerminatingError.ToString(), new object[] { str });
}
private void HandleCreateAndInvokePowerShell (object sender, RemoteDataEventArgs<RemoteDataObject<PSObject>> eventArgs)
{
RemoteDataObject<PSObject> data = eventArgs.Data;
HostInfo hostInfo = RemotingDecoder.GetHostInfo (data.Data);
ApartmentState apartmentState = RemotingDecoder.GetApartmentState (data.Data);
RemoteStreamOptions remoteStreamOptions = RemotingDecoder.GetRemoteStreamOptions (data.Data);
PowerShell powerShell = RemotingDecoder.GetPowerShell (data.Data);
bool noInput = RemotingDecoder.GetNoInput(data.Data);
bool addToHistory = RemotingDecoder.GetAddToHistory(data.Data);
bool isNested = false;
if (this.serverCapability.ProtocolVersion >= RemotingConstants.ProtocolVersionWin8RTM)
{
isNested = RemotingDecoder.GetIsNested(data.Data);
}
if (isNested)
{
if (this.dsHandler.GetAssociatedPowerShellDataStructureHandler(powerShell.InstanceId) != null)
{
throw new InvalidOperationException("NestedPipeline is not supported in this release.");
}
powerShell.SetIsNested(false);
if ((this.localRunspacePool.GetMaxRunspaces() == 1) && (this.dsHandler.GetPowerShellDataStructureHandler() != null))
{
new ServerSteppablePipelineDriver(powerShell, noInput, data.PowerShellId, data.RunspacePoolId, this, apartmentState, hostInfo, remoteStreamOptions, addToHistory, this.rsToUseForSteppablePipeline, this.eventSubscriber, this.inputCollection).Start();
return;
}
}
ServerPowerShellDriver driver2 = new ServerPowerShellDriver(powerShell, null, noInput, data.PowerShellId, data.RunspacePoolId, this, apartmentState, hostInfo, remoteStreamOptions, addToHistory, null);
this.inputCollection = driver2.InputCollection;
driver2.Start();
}