Beispiel #1
0
        private void HandleStartEvent(object sender, PSEventArgs args)
        {
            ServerSteppablePipelineDriverEventArg sourceEventArgs = args.SourceEventArgs as ServerSteppablePipelineDriverEventArg;
            ServerSteppablePipelineDriver         steppableDriver = sourceEventArgs.SteppableDriver;
            Exception reason = null;

            try
            {
                using (ExecutionContextForStepping.PrepareExecutionContext(steppableDriver.LocalPowerShell.GetContextFromTLS(), steppableDriver.LocalPowerShell.InformationalBuffers, steppableDriver.RemoteHost))
                {
                    steppableDriver.SteppablePipeline = steppableDriver.LocalPowerShell.GetSteppablePipeline();
                    steppableDriver.SteppablePipeline.Begin(!steppableDriver.NoInput);
                }
                if (steppableDriver.NoInput)
                {
                    steppableDriver.HandleInputEndReceived(this, EventArgs.Empty);
                }
            }
            catch (Exception exception2)
            {
                reason = exception2;
            }
            if (reason != null)
            {
                steppableDriver.SetState(PSInvocationState.Failed, reason);
            }
        }
        /// <summary>
        /// Handles the start pipeline event, this is called by the event manager
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="args"></param>
        private void HandleStartEvent(object sender, PSEventArgs args)
        {
            ServerSteppablePipelineDriverEventArg driverArg = (object)args.SourceEventArgs as ServerSteppablePipelineDriverEventArg;
            ServerSteppablePipelineDriver         driver    = driverArg.SteppableDriver;

            Exception exceptionOccurred = null;

            try
            {
                using (ExecutionContextForStepping ctxt =
                           ExecutionContextForStepping.PrepareExecutionContext(
                               driver.LocalPowerShell.GetContextFromTLS(),
                               driver.LocalPowerShell.InformationalBuffers,
                               driver.RemoteHost))
                {
                    driver.SteppablePipeline = driver.LocalPowerShell.GetSteppablePipeline();
                    driver.SteppablePipeline.Begin(!driver.NoInput);
                }

                if (driver.NoInput)
                {
                    driver.HandleInputEndReceived(this, EventArgs.Empty);
                }
            }
            catch (Exception e)
            {
                // We need to catch this so that we can set the pipeline execution;
                // state to "failed" and send the exception as an error to the user.
                // Otherwise, the event manager will swallow this exception and
                // cause the client to hang.
                exceptionOccurred = e;
            }

            if (exceptionOccurred != null)
            {
                driver.SetState(PSInvocationState.Failed, exceptionOccurred);
            }
        }