Ejemplo n.º 1
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 internal ServerSteppablePipelineDriver(PowerShell powershell, bool noInput, Guid clientPowerShellId, Guid clientRunspacePoolId, ServerRunspacePoolDriver runspacePoolDriver, ApartmentState apartmentState, HostInfo hostInfo, System.Management.Automation.RemoteStreamOptions streamOptions, bool addToHistory, Runspace rsToUse, ServerSteppablePipelineSubscriber eventSubscriber, PSDataCollection<object> powershellInput)
 {
     this.localPowerShell = powershell;
     this.clientPowerShellId = clientPowerShellId;
     this.clientRunspacePoolId = clientRunspacePoolId;
     this.remoteStreamOptions = streamOptions;
     this.apartmentState = apartmentState;
     this.noInput = noInput;
     this.addToHistory = addToHistory;
     this.eventSubscriber = eventSubscriber;
     this.powershellInput = powershellInput;
     this.input = new PSDataCollection<object>();
     this.inputEnumerator = this.input.GetEnumerator();
     this.input.ReleaseOnEnumeration = true;
     this.dsHandler = runspacePoolDriver.DataStructureHandler.CreatePowerShellDataStructureHandler(clientPowerShellId, clientRunspacePoolId, this.remoteStreamOptions, null);
     this.remoteHost = this.dsHandler.GetHostAssociatedWithPowerShell(hostInfo, runspacePoolDriver.ServerRemoteHost);
     this.dsHandler.InputEndReceived += new EventHandler(this.HandleInputEndReceived);
     this.dsHandler.InputReceived += new EventHandler<RemoteDataEventArgs<object>>(this.HandleInputReceived);
     this.dsHandler.StopPowerShellReceived += new EventHandler(this.HandleStopReceived);
     this.dsHandler.HostResponseReceived += new EventHandler<RemoteDataEventArgs<RemoteHostResponse>>(this.HandleHostResponseReceived);
     this.dsHandler.OnSessionConnected += new EventHandler(this.HandleSessionConnected);
     if (rsToUse == null)
     {
         throw PSTraceSource.NewInvalidOperationException("RemotingErrorIdStrings", "NestedPipelineMissingRunspace", new object[0]);
     }
     this.localPowerShell.Runspace = rsToUse;
     eventSubscriber.SubscribeEvents(this);
     this.stateOfSteppablePipeline = PSInvocationState.NotStarted;
 }
Ejemplo n.º 2
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        private IRSPDriverInvoke _psDriverInvoker;  // Handles nested invocation of PS drivers.

        #endregion Private Members

        #region Constructors

#if !CORECLR
        /// <summary>
        /// Default constructor for creating ServerPowerShellDrivers
        /// </summary>
        /// <param name="powershell">decoded powershell object</param>
        /// <param name="extraPowerShell">extra pipeline to be run after <paramref name="powershell"/> completes</param>
        /// <param name="noInput">whether there is input for this powershell</param>
        /// <param name="clientPowerShellId">the client powershell id</param>
        /// <param name="clientRunspacePoolId">the client runspacepool id</param>
        /// <param name="runspacePoolDriver">runspace pool driver 
        /// which is creating this powershell driver</param>
        /// <param name="apartmentState">apartment state for this powershell</param>
        /// <param name="hostInfo">host info using which the host for
        /// this powershell will be constructed</param>
        /// <param name="streamOptions">serialization options for the streams in this powershell</param>
        /// <param name="addToHistory">
        /// true if the command is to be added to history list of the runspace. false, otherwise.
        /// </param>
        /// <param name="rsToUse">
        /// If not null, this Runspace will be used to invoke Powershell.
        /// If null, the RunspacePool pointed by <paramref name="runspacePoolDriver"/> will be used.
        /// </param>
        internal ServerPowerShellDriver(PowerShell powershell, PowerShell extraPowerShell, bool noInput, Guid clientPowerShellId,
            Guid clientRunspacePoolId, ServerRunspacePoolDriver runspacePoolDriver,
            ApartmentState apartmentState, HostInfo hostInfo, RemoteStreamOptions streamOptions,
            bool addToHistory, Runspace rsToUse)
            : this(powershell, extraPowerShell, noInput, clientPowerShellId, clientRunspacePoolId, runspacePoolDriver,
                   apartmentState, hostInfo, streamOptions, addToHistory, rsToUse, null)
        {
        }
Ejemplo n.º 3
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 internal ServerPowerShellDriver(PowerShell powershell, PowerShell extraPowerShell, bool noInput, Guid clientPowerShellId, Guid clientRunspacePoolId, ServerRunspacePoolDriver runspacePoolDriver, ApartmentState apartmentState, HostInfo hostInfo, System.Management.Automation.RemoteStreamOptions streamOptions, bool addToHistory, Runspace rsToUse)
 {
     this.clientPowerShellId = clientPowerShellId;
     this.clientRunspacePoolId = clientRunspacePoolId;
     this.remoteStreamOptions = streamOptions;
     this.apartmentState = apartmentState;
     this.localPowerShell = powershell;
     this.extraPowerShell = extraPowerShell;
     this.localPowerShellOutput = new PSDataCollection<PSObject>();
     this.noInput = noInput;
     this.addToHistory = addToHistory;
     this.dsHandler = runspacePoolDriver.DataStructureHandler.CreatePowerShellDataStructureHandler(clientPowerShellId, clientRunspacePoolId, this.remoteStreamOptions, this.localPowerShell);
     this.remoteHost = this.dsHandler.GetHostAssociatedWithPowerShell(hostInfo, runspacePoolDriver.ServerRemoteHost);
     if (!noInput)
     {
         this.input = new PSDataCollection<object>();
         this.input.ReleaseOnEnumeration = true;
         this.input.IdleEvent += new EventHandler<EventArgs>(this.HandleIdleEvent);
     }
     this.RegisterPipelineOutputEventHandlers(this.localPowerShellOutput);
     if (this.localPowerShell != null)
     {
         this.RegisterPowerShellEventHandlers(this.localPowerShell);
         this.datasent[0] = false;
     }
     if (extraPowerShell != null)
     {
         this.RegisterPowerShellEventHandlers(extraPowerShell);
         this.datasent[1] = false;
     }
     this.RegisterDataStructureHandlerEventHandlers(this.dsHandler);
     if (rsToUse != null)
     {
         this.localPowerShell.Runspace = rsToUse;
         if (extraPowerShell != null)
         {
             extraPowerShell.Runspace = rsToUse;
         }
     }
     else
     {
         this.localPowerShell.RunspacePool = runspacePoolDriver.RunspacePool;
         if (extraPowerShell != null)
         {
             extraPowerShell.RunspacePool = runspacePoolDriver.RunspacePool;
         }
     }
 }
 internal ServerRunspacePoolDataStructureHandler(ServerRunspacePoolDriver driver, AbstractServerSessionTransportManager transportManager)
 {
     this.clientRunspacePoolId = driver.InstanceId;
     this.transportManager = transportManager;
 }
Ejemplo n.º 5
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        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();
            }
        }
        /// <summary>
        /// Default constructor for creating ServerSteppablePipelineDriver...Used by server to concurrently
        /// run 2 pipelines.
        /// </summary>
        /// <param name="powershell">decoded powershell object</param>
        /// <param name="noInput">whether there is input for this powershell</param>
        /// <param name="clientPowerShellId">the client powershell id</param>
        /// <param name="clientRunspacePoolId">the client runspacepool id</param>
        /// <param name="runspacePoolDriver">runspace pool driver 
        /// which is creating this powershell driver</param>
        /// <param name="apartmentState">apartment state for this powershell</param>
        /// <param name="hostInfo">host info using which the host for
        /// this powershell will be constructed</param>
        /// <param name="streamOptions">serialization options for the streams in this powershell</param>
        /// <param name="addToHistory">
        /// true if the command is to be added to history list of the runspace. false, otherwise.
        /// </param>
        /// <param name="rsToUse">
        /// If not null, this Runspace will be used to invoke Powershell.
        /// If null, the RunspacePool pointed by <paramref name="runspacePoolDriver"/> will be used.
        /// </param>
        /// <param name="eventSubscriber">
        /// Steppable pipeline event subscriber
        /// </param>
        /// <param name="powershellInput">input collection of the PowerShell pipeline</param>
        internal ServerSteppablePipelineDriver(PowerShell powershell, bool noInput, Guid clientPowerShellId,
            Guid clientRunspacePoolId, ServerRunspacePoolDriver runspacePoolDriver,
            ApartmentState apartmentState, HostInfo hostInfo, RemoteStreamOptions streamOptions,
            bool addToHistory, Runspace rsToUse, ServerSteppablePipelineSubscriber eventSubscriber, PSDataCollection<object> powershellInput)
#endif
        {
            LocalPowerShell = powershell;
            InstanceId = clientPowerShellId;
            RunspacePoolId = clientRunspacePoolId;
            RemoteStreamOptions = streamOptions;
#if !CORECLR // No ApartmentState In CoreCLR
            this.apartmentState = apartmentState;
#endif
            NoInput = noInput;
            _addToHistory = addToHistory;
            _eventSubscriber = eventSubscriber;
            _powershellInput = powershellInput;

            Input = new PSDataCollection<object>();
            InputEnumerator = Input.GetEnumerator();
            Input.ReleaseOnEnumeration = true;

            DataStructureHandler = runspacePoolDriver.DataStructureHandler.CreatePowerShellDataStructureHandler(clientPowerShellId, clientRunspacePoolId, RemoteStreamOptions, null);
            RemoteHost = DataStructureHandler.GetHostAssociatedWithPowerShell(hostInfo, runspacePoolDriver.ServerRemoteHost);

            // subscribe to various data structure handler events
            DataStructureHandler.InputEndReceived += new EventHandler(HandleInputEndReceived);
            DataStructureHandler.InputReceived += new EventHandler<RemoteDataEventArgs<object>>(HandleInputReceived);
            DataStructureHandler.StopPowerShellReceived += new EventHandler(HandleStopReceived);
            DataStructureHandler.HostResponseReceived +=
                new EventHandler<RemoteDataEventArgs<RemoteHostResponse>>(HandleHostResponseReceived);
            DataStructureHandler.OnSessionConnected += new EventHandler(HandleSessionConnected);

            if (rsToUse == null)
            {
                throw PSTraceSource.NewInvalidOperationException(RemotingErrorIdStrings.NestedPipelineMissingRunspace);
            }

            // else, set the runspace pool and invoke this powershell
            LocalPowerShell.Runspace = rsToUse;
            eventSubscriber.SubscribeEvents(this);

            PipelineState = PSInvocationState.NotStarted;
        }
        private PSDataCollection<object> _powershellInput; // input collection of the PowerShell pipeline

        #endregion

#if CORECLR // No ApartmentState In CoreCLR
        /// <summary>
        /// Default constructor for creating ServerSteppablePipelineDriver...Used by server to concurrently
        /// run 2 pipelines.
        /// </summary>
        /// <param name="powershell">decoded powershell object</param>
        /// <param name="noInput">whether there is input for this powershell</param>
        /// <param name="clientPowerShellId">the client powershell id</param>
        /// <param name="clientRunspacePoolId">the client runspacepool id</param>
        /// <param name="runspacePoolDriver">runspace pool driver 
        /// which is creating this powershell driver</param>        
        /// <param name="hostInfo">host info using which the host for
        /// this powershell will be constructed</param>
        /// <param name="streamOptions">serialization options for the streams in this powershell</param>
        /// <param name="addToHistory">
        /// true if the command is to be added to history list of the runspace. false, otherwise.
        /// </param>
        /// <param name="rsToUse">
        /// If not null, this Runspace will be used to invoke Powershell.
        /// If null, the RunspacePool pointed by <paramref name="runspacePoolDriver"/> will be used.
        /// </param>
        /// <param name="eventSubscriber">
        /// Steppable pipeline event subscriber
        /// </param>
        /// <param name="powershellInput">input collection of the PowerShell pipeline</param>
        internal ServerSteppablePipelineDriver(PowerShell powershell, bool noInput, Guid clientPowerShellId,
            Guid clientRunspacePoolId, ServerRunspacePoolDriver runspacePoolDriver,
            HostInfo hostInfo, RemoteStreamOptions streamOptions,
            bool addToHistory, Runspace rsToUse, ServerSteppablePipelineSubscriber eventSubscriber, PSDataCollection<object> powershellInput)
Ejemplo n.º 8
0
        /// <summary>
        /// Default constructor for creating ServerPowerShellDrivers
        /// </summary>
        /// <param name="powershell">decoded powershell object</param>
        /// <param name="extraPowerShell">extra pipeline to be run after <paramref name="powershell"/> completes</param>
        /// <param name="noInput">whether there is input for this powershell</param>
        /// <param name="clientPowerShellId">the client powershell id</param>
        /// <param name="clientRunspacePoolId">the client runspacepool id</param>
        /// <param name="runspacePoolDriver">runspace pool driver 
        /// which is creating this powershell driver</param>
        /// <param name="apartmentState">apartment state for this powershell</param>
        /// <param name="hostInfo">host info using which the host for
        /// this powershell will be constructed</param>
        /// <param name="streamOptions">serialization options for the streams in this powershell</param>
        /// <param name="addToHistory">
        /// true if the command is to be added to history list of the runspace. false, otherwise.
        /// </param>
        /// <param name="rsToUse">
        /// If not null, this Runspace will be used to invoke Powershell.
        /// If null, the RunspacePool pointed by <paramref name="runspacePoolDriver"/> will be used.
        /// </param>
        /// <param name="output">
        /// If not null, this is used as another source of output sent to the client.
        /// </param>
        internal ServerPowerShellDriver(PowerShell powershell, PowerShell extraPowerShell, bool noInput, Guid clientPowerShellId,
            Guid clientRunspacePoolId, ServerRunspacePoolDriver runspacePoolDriver,
            ApartmentState apartmentState, HostInfo hostInfo, RemoteStreamOptions streamOptions,
            bool addToHistory, Runspace rsToUse, PSDataCollection<PSObject> output)
#endif
        {
            InstanceId = clientPowerShellId;
            RunspacePoolId = clientRunspacePoolId;
            RemoteStreamOptions = streamOptions;
#if !CORECLR // No ApartmentState In CoreCLR
            this.apartmentState = apartmentState;
#endif
            LocalPowerShell = powershell;
            _extraPowerShell = extraPowerShell;
            _localPowerShellOutput = new PSDataCollection<PSObject>();
            _noInput = noInput;
            _addToHistory = addToHistory;
            _psDriverInvoker = runspacePoolDriver;

            DataStructureHandler = runspacePoolDriver.DataStructureHandler.CreatePowerShellDataStructureHandler(clientPowerShellId, clientRunspacePoolId, RemoteStreamOptions, LocalPowerShell);
            _remoteHost = DataStructureHandler.GetHostAssociatedWithPowerShell(hostInfo, runspacePoolDriver.ServerRemoteHost);

            if (!noInput)
            {
                InputCollection = new PSDataCollection<object>();
                InputCollection.ReleaseOnEnumeration = true;
                InputCollection.IdleEvent += new EventHandler<EventArgs>(HandleIdleEvent);
            }

            RegisterPipelineOutputEventHandlers(_localPowerShellOutput);

            if (LocalPowerShell != null)
            {
                RegisterPowerShellEventHandlers(LocalPowerShell);
                _datasent[0] = false;
            }

            if (extraPowerShell != null)
            {
                RegisterPowerShellEventHandlers(extraPowerShell);
                _datasent[1] = false;
            }

            RegisterDataStructureHandlerEventHandlers(DataStructureHandler);

            // set the runspace pool and invoke this powershell
            if (null != rsToUse)
            {
                LocalPowerShell.Runspace = rsToUse;
                if (extraPowerShell != null)
                {
                    extraPowerShell.Runspace = rsToUse;
                }
            }
            else
            {
                LocalPowerShell.RunspacePool = runspacePoolDriver.RunspacePool;
                if (extraPowerShell != null)
                {
                    extraPowerShell.RunspacePool = runspacePoolDriver.RunspacePool;
                }
            }

            if (output != null)
            {
                output.DataAdded += (sender, args) =>
                    {
                        if (_localPowerShellOutput.IsOpen)
                        {
                            var items = output.ReadAll();
                            foreach (var item in items)
                            {
                                _localPowerShellOutput.Add(item);
                            }
                        }
                    };
            }
        }
Ejemplo n.º 9
0
 /// <summary>
 /// Default constructor for creating ServerPowerShellDrivers
 /// </summary>
 /// <param name="powershell">decoded powershell object</param>
 /// <param name="extraPowerShell">extra pipeline to be run after <paramref name="powershell"/> completes</param>
 /// <param name="noInput">whether there is input for this powershell</param>
 /// <param name="clientPowerShellId">the client powershell id</param>
 /// <param name="clientRunspacePoolId">the client runspacepool id</param>
 /// <param name="runspacePoolDriver">runspace pool driver 
 /// which is creating this powershell driver</param>        
 /// <param name="hostInfo">host info using which the host for
 /// this powershell will be constructed</param>
 /// <param name="streamOptions">serialization options for the streams in this powershell</param>
 /// <param name="addToHistory">
 /// true if the command is to be added to history list of the runspace. false, otherwise.
 /// </param>
 /// <param name="rsToUse">
 /// If not null, this Runspace will be used to invoke Powershell.
 /// If null, the RunspacePool pointed by <paramref name="runspacePoolDriver"/> will be used.
 /// </param>
 /// <param name="output">
 /// If not null, this is used as another source of output sent to the client.
 /// </param> 
 internal ServerPowerShellDriver(PowerShell powershell, PowerShell extraPowerShell, bool noInput, Guid clientPowerShellId,
     Guid clientRunspacePoolId, ServerRunspacePoolDriver runspacePoolDriver,
     HostInfo hostInfo, RemoteStreamOptions streamOptions,
     bool addToHistory, Runspace rsToUse, PSDataCollection<PSObject> output)
Ejemplo n.º 10
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        private void HandleCreateRunspacePool(object sender, RemoteDataEventArgs createRunspaceEventArg)
        {
            if (createRunspaceEventArg == null)
            {
                throw PSTraceSource.NewArgumentNullException("createRunspaceEventArg");
            }
            RemoteDataObject<PSObject> receivedData = createRunspaceEventArg.ReceivedData;
            if (this._context != null)
            {
				if (this._context.ClientCapability == null) {
					this._senderInfo.ClientTimeZone = this._context.ServerCapability.TimeZone;
				}
				else {
					this._senderInfo.ClientTimeZone = this._context.ClientCapability.TimeZone;
				}
            }
            this._senderInfo.ApplicationArguments = RemotingDecoder.GetApplicationArguments(receivedData.Data);
            ConfigurationDataFromXML configData = PSSessionConfiguration.LoadEndPointConfiguration(this._configProviderId, this._initParameters);
            configData.InitializationScriptForOutOfProcessRunspace = this._initScriptForOutOfProcRS;
            this.maxRecvdObjectSize = configData.MaxReceivedObjectSizeMB;
            this.maxRecvdDataSizeCommand = configData.MaxReceivedCommandSizeMB;
            DISCPowerShellConfiguration configuration = null;
            if (string.IsNullOrEmpty(configData.ConfigFilePath))
            {
                this._sessionConfigProvider = configData.CreateEndPointConfigurationInstance();
            }
            else
            {
                configuration = new DISCPowerShellConfiguration(configData.ConfigFilePath);
                this._sessionConfigProvider = configuration;
            }
            PSPrimitiveDictionary applicationPrivateData = this._sessionConfigProvider.GetApplicationPrivateData(this._senderInfo);
            InitialSessionState initialSessionState = null;
            if (configData.SessionConfigurationData != null)
            {
                try
                {
                    initialSessionState = this._sessionConfigProvider.GetInitialSessionState(configData.SessionConfigurationData, this._senderInfo, this._configProviderId);
                }
                catch (NotImplementedException)
                {
                    initialSessionState = this._sessionConfigProvider.GetInitialSessionState(this._senderInfo);
                }
            }
            else
            {
                initialSessionState = this._sessionConfigProvider.GetInitialSessionState(this._senderInfo);
            }
            if (initialSessionState == null)
            {
                throw PSTraceSource.NewInvalidOperationException("RemotingErrorIdStrings", "InitialSessionStateNull", new object[] { this._configProviderId });
            }
            initialSessionState.ThrowOnRunspaceOpenError = true;
            initialSessionState.Variables.Add(new SessionStateVariableEntry("PSSenderInfo", this._senderInfo, PSRemotingErrorInvariants.FormatResourceString(RemotingErrorIdStrings.PSSenderInfoDescription, new object[0]), ScopedItemOptions.ReadOnly));
            if ((this._senderInfo.ApplicationArguments != null) && this._senderInfo.ApplicationArguments.ContainsKey("PSversionTable"))
            {
                PSPrimitiveDictionary dictionary2 = PSObject.Base(this._senderInfo.ApplicationArguments["PSversionTable"]) as PSPrimitiveDictionary;
                if ((dictionary2 != null) && dictionary2.ContainsKey("WSManStackVersion"))
                {
                    Version version = PSObject.Base(dictionary2["WSManStackVersion"]) as Version;
                    if ((version != null) && (version.Major < 3))
                    {
                        initialSessionState.Commands.Add(new SessionStateFunctionEntry("TabExpansion", "\r\n            param($line, $lastWord)\r\n            & {\r\n                function Write-Members ($sep='.')\r\n                {\r\n                    Invoke-Expression ('$_val=' + $_expression)\r\n\r\n                    $_method = [Management.Automation.PSMemberTypes] `\r\n                        'Method,CodeMethod,ScriptMethod,ParameterizedProperty'\r\n                    if ($sep -eq '.')\r\n                    {\r\n                        $params = @{view = 'extended','adapted','base'}\r\n                    }\r\n                    else\r\n                    {\r\n                        $params = @{static=$true}\r\n                    }\r\n        \r\n                    foreach ($_m in ,$_val | Get-Member @params $_pat |\r\n                        Sort-Object membertype,name)\r\n                    {\r\n                        if ($_m.MemberType -band $_method)\r\n                        {\r\n                            # Return a method...\r\n                            $_base + $_expression + $sep + $_m.name + '('\r\n                        }\r\n                        else {\r\n                            # Return a property...\r\n                            $_base + $_expression + $sep + $_m.name\r\n                        }\r\n                    }\r\n                }\r\n\r\n                # If a command name contains any of these chars, it needs to be quoted\r\n                $_charsRequiringQuotes = ('`&@''#{}()$,;|<> ' + \"`t\").ToCharArray()\r\n\r\n                # If a variable name contains any of these characters it needs to be in braces\r\n                $_varsRequiringQuotes = ('-`&@''#{}()$,;|<> .\\/' + \"`t\").ToCharArray()\r\n\r\n                switch -regex ($lastWord)\r\n                {\r\n                    # Handle property and method expansion rooted at variables...\r\n                    # e.g. $a.b.<tab>\r\n                    '(^.*)(\\$(\\w|:|\\.)+)\\.([*\\w]*)$' {\r\n                        $_base = $matches[1]\r\n                        $_expression = $matches[2]\r\n                        $_pat = $matches[4] + '*'\r\n                        Write-Members\r\n                        break;\r\n                    }\r\n\r\n                    # Handle simple property and method expansion on static members...\r\n                    # e.g. [datetime]::n<tab>\r\n                    '(^.*)(\\[(\\w|\\.|\\+)+\\])(\\:\\:|\\.){0,1}([*\\w]*)$' {\r\n                        $_base = $matches[1]\r\n                        $_expression = $matches[2]\r\n                        $_pat = $matches[5] + '*'\r\n                        Write-Members $(if (! $matches[4]) {'::'} else {$matches[4]})\r\n                        break;\r\n                    }\r\n\r\n                    # Handle complex property and method expansion on static members\r\n                    # where there are intermediate properties...\r\n                    # e.g. [datetime]::now.d<tab>\r\n                    '(^.*)(\\[(\\w|\\.|\\+)+\\](\\:\\:|\\.)(\\w+\\.)+)([*\\w]*)$' {\r\n                        $_base = $matches[1]  # everything before the expression\r\n                        $_expression = $matches[2].TrimEnd('.') # expression less trailing '.'\r\n                        $_pat = $matches[6] + '*'  # the member to look for...\r\n                        Write-Members\r\n                        break;\r\n                    }\r\n\r\n                    # Handle variable name expansion...\r\n                    '(^.*\\$)([*\\w:]+)$' {\r\n                        $_prefix = $matches[1]\r\n                        $_varName = $matches[2]\r\n                        $_colonPos = $_varname.IndexOf(':')\r\n                        if ($_colonPos -eq -1)\r\n                        {\r\n                            $_varName = 'variable:' + $_varName\r\n                            $_provider = ''\r\n                        }\r\n                        else\r\n                        {\r\n                            $_provider = $_varname.Substring(0, $_colonPos+1)\r\n                        }\r\n\r\n                        foreach ($_v in Get-ChildItem ($_varName + '*') | sort Name)\r\n                        { \r\n                            $_nameFound = $_v.name\r\n                            $(if ($_nameFound.IndexOfAny($_varsRequiringQuotes) -eq -1) {'{0}{1}{2}'}\r\n                            else {'{0}{{{1}{2}}}'}) -f $_prefix, $_provider, $_nameFound\r\n                        }\r\n                        break;\r\n                    }\r\n\r\n                    # Do completion on parameters...\r\n                    '^-([*\\w0-9]*)' {\r\n                        $_pat = $matches[1] + '*'\r\n\r\n                        # extract the command name from the string\r\n                        # first split the string into statements and pipeline elements\r\n                        # This doesn't handle strings however.\r\n                        $_command = [regex]::Split($line, '[|;=]')[-1]\r\n\r\n                        #  Extract the trailing unclosed block e.g. ls | foreach { cp\r\n                        if ($_command -match '\\{([^\\{\\}]*)$')\r\n                        {\r\n                            $_command = $matches[1]\r\n                        }\r\n\r\n                        # Extract the longest unclosed parenthetical expression...\r\n                        if ($_command -match '\\(([^()]*)$')\r\n                        {\r\n                            $_command = $matches[1]\r\n                        }\r\n\r\n                        # take the first space separated token of the remaining string\r\n                        # as the command to look up. Trim any leading or trailing spaces\r\n                        # so you don't get leading empty elements.\r\n                        $_command = $_command.TrimEnd('-')\r\n                        $_command,$_arguments = $_command.Trim().Split()\r\n\r\n                        # now get the info object for it, -ArgumentList will force aliases to be resolved\r\n                        # it also retrieves dynamic parameters\r\n                        try\r\n                        {\r\n                            $_command = @(Get-Command -type 'Alias,Cmdlet,Function,Filter,ExternalScript' `\r\n                                -Name $_command -ArgumentList $_arguments)[0]\r\n                        }\r\n                        catch\r\n                        {\r\n                            # see if the command is an alias. If so, resolve it to the real command\r\n                            if(Test-Path alias:\\$_command)\r\n                            {\r\n                                $_command = @(Get-Command -Type Alias $_command)[0].Definition\r\n                            }\r\n\r\n                            # If we were unsuccessful retrieving the command, try again without the parameters\r\n                            $_command = @(Get-Command -type 'Cmdlet,Function,Filter,ExternalScript' `\r\n                                -Name $_command)[0]\r\n                        }\r\n\r\n                        # remove errors generated by the command not being found, and break\r\n                        if(-not $_command) { $error.RemoveAt(0); break; }\r\n\r\n                        # expand the parameter sets and emit the matching elements\r\n                        # need to use psbase.Keys in case 'keys' is one of the parameters\r\n                        # to the cmdlet\r\n                        foreach ($_n in $_command.Parameters.psbase.Keys)\r\n                        {\r\n                            if ($_n -like $_pat) { '-' + $_n }\r\n                        }\r\n                        break;\r\n                    }\r\n\r\n                    # Tab complete against history either #<pattern> or #<id>\r\n                    '^#(\\w*)' {\r\n                        $_pattern = $matches[1]\r\n                        if ($_pattern -match '^[0-9]+$')\r\n                        {\r\n                            Get-History -ea SilentlyContinue -Id $_pattern | Foreach { $_.CommandLine } \r\n                        }\r\n                        else\r\n                        {\r\n                            $_pattern = '*' + $_pattern + '*'\r\n                            Get-History -Count 32767 | Sort-Object -Descending Id| Foreach { $_.CommandLine } | where { $_ -like $_pattern }\r\n                        }\r\n                        break;\r\n                    }\r\n\r\n                    # try to find a matching command...\r\n                    default {\r\n                        # parse the script...\r\n                        $_tokens = [System.Management.Automation.PSParser]::Tokenize($line,\r\n                            [ref] $null)\r\n\r\n                        if ($_tokens)\r\n                        {\r\n                            $_lastToken = $_tokens[$_tokens.count - 1]\r\n                            if ($_lastToken.Type -eq 'Command')\r\n                            {\r\n                                $_cmd = $_lastToken.Content\r\n\r\n                                # don't look for paths...\r\n                                if ($_cmd.IndexOfAny('/\\:') -eq -1)\r\n                                {\r\n                                    # handle parsing errors - the last token string should be the last\r\n                                    # string in the line...\r\n                                    if ($lastword.Length -ge $_cmd.Length -and \r\n                                        $lastword.substring($lastword.length-$_cmd.length) -eq $_cmd)\r\n                                    {\r\n                                        $_pat = $_cmd + '*'\r\n                                        $_base = $lastword.substring(0, $lastword.length-$_cmd.length)\r\n\r\n                                        # get files in current directory first, then look for commands...\r\n                                        $( try {Resolve-Path -ea SilentlyContinue -Relative $_pat } catch {} ;\r\n                                           try { $ExecutionContext.InvokeCommand.GetCommandName($_pat, $true, $false) |\r\n                                               Sort-Object -Unique } catch {} ) |\r\n                                                   # If the command contains non-word characters (space, ) ] ; ) etc.)\r\n                                                   # then it needs to be quoted and prefixed with &\r\n                                                   ForEach-Object {\r\n                                                        if ($_.IndexOfAny($_charsRequiringQuotes) -eq -1) { $_ }\r\n                                                        elseif ($_.IndexOf('''') -ge 0) {'& ''{0}''' -f $_.Replace('''','''''') }\r\n                                                        else { '& ''{0}''' -f $_ }} |\r\n                                                   ForEach-Object {'{0}{1}' -f $_base,$_ }\r\n                                    }\r\n                                }\r\n                            }\r\n                        }\r\n                    }\r\n                }\r\n            }\r\n        "));
                    }
                }
            }
            if (!string.IsNullOrEmpty(configData.EndPointConfigurationTypeName))
            {
                this.maxRecvdObjectSize = this._sessionConfigProvider.GetMaximumReceivedObjectSize(this._senderInfo);
                this.maxRecvdDataSizeCommand = this._sessionConfigProvider.GetMaximumReceivedDataSizePerCommand(this._senderInfo);
            }
            this._sessionDSHandler.TransportManager.ReceivedDataCollection.MaximumReceivedObjectSize = this.maxRecvdObjectSize;
            Guid runspacePoolId = receivedData.RunspacePoolId;
            int minRunspaces = RemotingDecoder.GetMinRunspaces(receivedData.Data);
            int maxRunspaces = RemotingDecoder.GetMaxRunspaces(receivedData.Data);
            PSThreadOptions threadOptions = RemotingDecoder.GetThreadOptions(receivedData.Data);
            ApartmentState apartmentState = RemotingDecoder.GetApartmentState(receivedData.Data);
            HostInfo hostInfo = RemotingDecoder.GetHostInfo(receivedData.Data);
            if (this._runspacePoolDriver != null)
            {
                throw new PSRemotingDataStructureException(RemotingErrorIdStrings.RunspaceAlreadyExists, new object[] { this._runspacePoolDriver.InstanceId });
            }
            bool isAdministrator = this._senderInfo.UserInfo.IsInRole(WindowsBuiltInRole.Administrator);
            ServerRunspacePoolDriver driver = new ServerRunspacePoolDriver(runspacePoolId, minRunspaces, maxRunspaces, threadOptions, apartmentState, hostInfo, initialSessionState, applicationPrivateData, configData, this.SessionDataStructureHandler.TransportManager, isAdministrator, this._context.ServerCapability, (configuration == null) ? null : configuration.ConfigHash);
            Interlocked.Exchange<ServerRunspacePoolDriver>(ref this._runspacePoolDriver, driver);
            this._runspacePoolDriver.Closed = (EventHandler<EventArgs>) Delegate.Combine(this._runspacePoolDriver.Closed, new EventHandler<EventArgs>(this.HandleResourceClosing));
            this._runspacePoolDriver.Start();
        }