private static void EnsureNoWriteTaskInGetRequest(PSCommand psCommand, WebServiceParameters parameters)
{
if (HttpContext.Current.Request.HttpMethod == "GET" && (parameters == null || !parameters.AllowExceuteThruHttpGetRequest))
{
string cmdletName = psCommand.GetCmdletName();
if (!cmdletName.StartsWith("Get-", StringComparison.OrdinalIgnoreCase) && !cmdletName.StartsWith("Test-", StringComparison.OrdinalIgnoreCase) && !cmdletName.StartsWith("Export-", StringComparison.OrdinalIgnoreCase) && !cmdletName.StartsWith("Search-", StringComparison.OrdinalIgnoreCase))
{
throw new BadRequestException(new InvalidOperationException("HTTP GET request is not allowed to invoke any cmdlet that can make any change to Exchange AD/Store. Cmdlet: " + cmdletName + "."));
}
}
}
private static bool TryPatchShouldContinueException(ErrorRecord errorRecord, PSCommand psCommand, WebServiceParameters parameters)
{
if (errorRecord != null && errorRecord.Exception is ShouldContinueException)
{
ShouldContinueException ex = errorRecord.Exception as ShouldContinueException;
ex.Details.CurrentCmdlet = psCommand.GetCmdletName();
ex.Details.SuppressConfirmParameterName = ((parameters != null && parameters.CanSuppressConfirm) ? parameters.SuppressConfirmParameterName : null);
return(true);
}
return(false);
}
private static PowerShellResults <O> InvokeCore <O>(PSCommand psCommand, RunspaceMediator runspaceMediator, IEnumerable pipelineInput, WebServiceParameters parameters, CmdletActivity activity, bool isGetListAsync)
{
Func <WarningRecord, string> func = null;
Func <Command, string> func2 = null;
PSCommandExtension.EnsureNoWriteTaskInGetRequest(psCommand, parameters);
PowerShellResults <O> powerShellResults = new PowerShellResults <O>();
ExTraceGlobals.EventLogTracer.TraceInformation <string, EcpTraceFormatter <PSCommand> >(0, 0L, "{0} tries to invoke {1}. For more details, refer to task trace", RbacPrincipal.Current.NameForEventLog, psCommand.GetTraceFormatter());
using (RunspaceProxy runspaceProxy = new RunspaceProxy(runspaceMediator))
{
runspaceProxy.SetVariable("ConfirmPreference", "None");
if (parameters != null)
{
psCommand.AddParameters(parameters);
}
using (PowerShell powerShell = runspaceProxy.CreatePowerShell(psCommand))
{
List <PSObject> list = null;
if (activity != null)
{
AsyncServiceManager.RegisterPowerShellToActivity(powerShell, activity, pipelineInput, out list, isGetListAsync);
}
else
{
AsyncServiceManager.RegisterPowerShell(powerShell);
}
int requestLatency = 0;
DateTime utcNow = DateTime.UtcNow;
try
{
TaskPerformanceRecord taskPerformanceRecord = new TaskPerformanceRecord(psCommand.GetCmdletName(), PSCommandExtension.powerShellLatencyDetectionContextFactory, EcpEventLogConstants.Tuple_EcpPowerShellInvoked, EcpEventLogConstants.Tuple_EcpPowerShellCompleted, EcpEventLogExtensions.EventLog, new IPerformanceDataProvider[]
{
PerformanceContext.Current,
RpcDataProvider.Instance,
TaskPerformanceData.CmdletInvoked,
TaskPerformanceData.BeginProcessingInvoked,
TaskPerformanceData.ProcessRecordInvoked,
TaskPerformanceData.EndProcessingInvoked,
EcpPerformanceData.PowerShellInvoke
});
try
{
using (EcpPerformanceData.PowerShellInvoke.StartRequestTimer())
{
if (list == null)
{
powerShellResults.Output = powerShell.Invoke <O>(pipelineInput).ToArray <O>();
}
else
{
powerShell.Invoke <PSObject>(pipelineInput, list);
powerShellResults.Output = Array <O> .Empty;
}
}
}
finally
{
requestLatency = (int)taskPerformanceRecord.Stop().TotalMilliseconds;
IDisposable disposable2 = taskPerformanceRecord;
if (disposable2 != null)
{
disposable2.Dispose();
}
}
List <ErrorRecord> list2 = new List <ErrorRecord>();
bool flag = false;
foreach (ErrorRecord errorRecord in powerShell.Streams.Error)
{
if (!flag)
{
flag = PSCommandExtension.TryPatchShouldContinueException(errorRecord, psCommand, parameters);
}
list2.Add(new ErrorRecord(errorRecord));
}
powerShellResults.ErrorRecords = list2.ToArray();
PowerShellResults powerShellResults2 = powerShellResults;
IEnumerable <WarningRecord> warning = powerShell.Streams.Warning;
if (func == null)
{
func = ((WarningRecord warningRecord) => warningRecord.Message);
}
powerShellResults2.Warnings = warning.Select(func).ToArray <string>();
}
catch (RuntimeException ex)
{
PSCommandExtension.TryPatchShouldContinueException(ex.ErrorRecord, psCommand, parameters);
ErrorRecord errorRecord2;
if (ex.ErrorRecord != null && !(ex is ParameterBindingException))
{
errorRecord2 = new ErrorRecord(ex.ErrorRecord);
}
else
{
errorRecord2 = new ErrorRecord(ex);
}
powerShellResults.ErrorRecords = new ErrorRecord[]
{
errorRecord2
};
}
finally
{
string text = HttpContext.Current.Request.QueryString["reqId"];
ServerLogEvent logEvent = new ServerLogEvent(psCommand, pipelineInput, requestLatency, string.IsNullOrEmpty(text) ? string.Empty : text, (powerShellResults.ErrorRecords != null && powerShellResults.ErrorRecords.Length > 0) ? powerShellResults.ErrorRecords.ToLogString() : string.Empty, (powerShellResults.Output != null) ? powerShellResults.Output.Length : 0);
ServerLogger.Instance.LogEvent(logEvent);
}
PowerShellResults powerShellResults3 = powerShellResults;
IEnumerable <Command> commands = psCommand.Commands;
if (func2 == null)
{
func2 = ((Command cmd) => cmd.CommandText);
}
powerShellResults3.Cmdlets = commands.Select(func2).ToArray <string>();
if (powerShellResults.ErrorRecords.Length > 0)
{
ExTraceGlobals.EventLogTracer.TraceError <string, EcpTraceFormatter <PSCommand>, EcpTraceFormatter <ErrorRecord[]> >(0, 0L, "{0} invoked {1} and encountered errors: {2}", RbacPrincipal.Current.NameForEventLog, psCommand.GetTraceFormatter(), powerShellResults.ErrorRecords.GetTraceFormatter());
}
CmdExecuteInfo cmdExecuteInfo = CmdletLogger.CaculateLogAndSaveToContext(powerShell, utcNow, powerShellResults.ErrorRecords);
if (cmdExecuteInfo != null)
{
powerShellResults.CmdletLogInfo = new CmdExecuteInfo[]
{
cmdExecuteInfo
};
}
}
}
return(powerShellResults);
}