/// <summary>
/// Calls the PreInvoke and PostInvoke methods before and after calling the next handler
/// in the pipeline.
/// </summary>
public override async System.Threading.Tasks.Task <T> InvokeAsync <T>(IExecutionContext executionContext)
{
try
{
PreInvoke(executionContext);
var response = await base.InvokeAsync <T>(executionContext).ConfigureAwait(false);
return(response);
}
catch (AmazonServiceException e)
{
CaptureAmazonException(executionContext.RequestContext.CSMCallAttempt, e);
throw;
}
catch (Exception e)
{
CaptureSDKExceptionMessage(executionContext.RequestContext.CSMCallAttempt, e);
throw;
}
finally
{
CSMCallAttemptMetricsCapture(executionContext.RequestContext, executionContext.ResponseContext);
CSMUtilities.SerializetoJsonAndPostOverUDPAsync(executionContext.RequestContext.CSMCallAttempt).ConfigureAwait(false);
}
}
/// <summary>
/// Method that gets called in the final clause that captures data for each http request
/// from the request and response context.
/// </summary>
protected static void CSMCallAttemptMetricsCapture(IRequestContext requestContext, IResponseContext responseContext)
{
requestContext.CSMCallAttempt.Service = requestContext.CSMCallEvent.Service;
requestContext.CSMCallAttempt.Fqdn = requestContext.Request.GetHeaderValue(HeaderKeys.HostHeader);
requestContext.CSMCallAttempt.UserAgent = requestContext.Request.GetHeaderValue(HeaderKeys.UserAgentHeader);
requestContext.CSMCallAttempt.SessionToken = requestContext.Request.GetHeaderValue(HeaderKeys.XAmzSecurityTokenHeader);
requestContext.CSMCallAttempt.Region = requestContext.Request.DeterminedSigningRegion;
requestContext.CSMCallAttempt.Api = CSMUtilities.
GetApiNameFromRequest(requestContext.Request.RequestName, requestContext.ServiceMetaData.OperationNameMapping, requestContext.CSMCallAttempt.Service);
requestContext.CSMCallAttempt.AccessKey = requestContext.ImmutableCredentials.AccessKey;
requestContext.CSMCallAttempt.AttemptLatency = AWSSDKUtils.ConvertTimeSpanToMilliseconds(requestContext
.Metrics.StopEvent(Metric.CSMAttemptLatency)
.ElapsedTime);
if (responseContext.HttpResponse != null)
{
if ((int)responseContext.HttpResponse.StatusCode > 0)
{
requestContext.CSMCallAttempt.HttpStatusCode = (int)responseContext.HttpResponse.StatusCode;
}
requestContext.CSMCallAttempt.XAmznRequestId = responseContext.HttpResponse.GetHeaderValue(HeaderKeys.RequestIdHeader);
requestContext.CSMCallAttempt.XAmzRequestId = responseContext.HttpResponse.GetHeaderValue(HeaderKeys.XAmzRequestIdHeader);
requestContext.CSMCallAttempt.XAmzId2 = responseContext.HttpResponse.GetHeaderValue(HeaderKeys.XAmzId2Header);
}
}
/// <summary>
/// Captures the overall execution time and logs final metrics.
/// </summary>
/// <typeparam name="T">The response type for the current request.</typeparam>
/// <param name="executionContext">
/// The execution context, it contains the request and response context.
/// </param>
/// <returns>A task that represents the asynchronous operation.</returns>
public override async System.Threading.Tasks.Task <T> InvokeAsync <T>(IExecutionContext executionContext)
{
executionContext.RequestContext.Metrics.AddProperty(Metric.AsyncCall, true);
try
{
executionContext.RequestContext.Metrics.StartEvent(Metric.ClientExecuteTime);
var response = await base.InvokeAsync <T>(executionContext).ConfigureAwait(false);
return(response);
}
finally
{
var latency = AWSSDKUtils.ConvertTimeSpanToMilliseconds(executionContext.RequestContext.Metrics
.StopEvent(Metric.ClientExecuteTime)
.ElapsedTime);
#if BCL || CORECLR
// capture the latency for the entire SDK call if CSM is enabled
if (executionContext.RequestContext.CSMEnabled)
{
executionContext.RequestContext.CSMCallEvent.Latency = latency;
CSMUtilities.SerializetoJsonAndPostOverUDPAsync(executionContext.RequestContext.CSMCallEvent).ConfigureAwait(false);
}
#endif
this.LogMetrics(executionContext);
}
}
/// <summary>
/// Captures the overall execution time and logs final metrics.
/// </summary>
/// <param name="executionContext">The execution context which contains both the
/// requests and response context.</param>
public override void InvokeSync(IExecutionContext executionContext)
{
executionContext.RequestContext.Metrics.AddProperty(Metric.AsyncCall, false);
try
{
executionContext.RequestContext.Metrics.StartEvent(Metric.ClientExecuteTime);
base.InvokeSync(executionContext);
}
finally
{
var latency = AWSSDKUtils.ConvertTimeSpanToMilliseconds(executionContext.RequestContext.Metrics
.StopEvent(Metric.ClientExecuteTime)
.ElapsedTime);
#if BCL || CORECLR
// capture the latency for the entire SDK call if CSM is enabled
if (executionContext.RequestContext.CSMEnabled)
{
executionContext.RequestContext.CSMCallEvent.Latency = latency;
CSMUtilities.SerializetoJsonAndPostOverUDP(executionContext.RequestContext.CSMCallEvent);
}
#endif
this.LogMetrics(executionContext);
}
}
protected override void InvokeAsyncCallback(IAsyncExecutionContext executionContext)
{
if (executionContext.ResponseContext.AsyncResult.Exception != null)
{
CaptureCSMCallEventExceptionData(executionContext.RequestContext, executionContext.ResponseContext.AsyncResult.Exception);
}
CSMCallEventMetricsCapture(ExecutionContext.CreateFromAsyncContext(executionContext));
CSMUtilities.BeginSerializetoJsonAndPostOverUDP(executionContext.RequestContext.CSMCallEvent);
base.InvokeAsyncCallback(executionContext);
}
/// <summary>
/// Captures the overall execution time and logs final metrics.
/// </summary>
/// <param name="executionContext">The execution context, it contains the
/// request and response context.</param>
protected override void InvokeAsyncCallback(IAsyncExecutionContext executionContext)
{
var latency = AWSSDKUtils.ConvertTimeSpanToMilliseconds(executionContext.RequestContext.Metrics
.StopEvent(Metric.ClientExecuteTime)
.ElapsedTime);
#if BCL
// capture the latency for the entire SDK call if CSM is enabled
if (executionContext.RequestContext.CSMEnabled)
{
executionContext.RequestContext.CSMCallEvent.Latency = latency;
CSMUtilities.BeginSerializetoJsonAndPostOverUDP(executionContext.RequestContext.CSMCallEvent);
}
#endif
this.LogMetrics(ExecutionContext.CreateFromAsyncContext(executionContext));
base.InvokeAsyncCallback(executionContext);
}
/// <summary>
/// Invokes the CSM handler and captures data for the CSM events.
/// </summary>
public override void InvokeSync(IExecutionContext executionContext)
{
try
{
PreInvoke(executionContext);
base.InvokeSync(executionContext);
}
catch (Exception e)
{
CaptureCSMCallEventExceptionData(executionContext.RequestContext, e);
throw;
}
finally
{
CSMCallEventMetricsCapture(executionContext);
CSMUtilities.SerializetoJsonAndPostOverUDP(executionContext.RequestContext.CSMCallEvent);
}
}
/// <summary>
/// Calls the PreInvoke and PostInvoke methods before and after calling the next handler
/// in the pipeline.
/// </summary>
public override async System.Threading.Tasks.Task <T> InvokeAsync <T>(IExecutionContext executionContext)
{
try
{
PreInvoke(executionContext);
var response = await base.InvokeAsync <T>(executionContext).ConfigureAwait(false);
return(response);
}
catch (Exception e)
{
CaptureCSMCallEventExceptionData(executionContext.RequestContext);
throw;
}
finally
{
CSMCallEventMetricsCapture(executionContext);
CSMUtilities.SerializetoJsonAndPostOverUDPAsync(executionContext.RequestContext.CSMCallEvent).ConfigureAwait(false);
}
}
/// <summary>
/// Invokes the CSM handler and captures data for the CSM attempts.
/// </summary>
public override void InvokeSync(IExecutionContext executionContext)
{
try
{
PreInvoke(executionContext);
base.InvokeSync(executionContext);
}
catch (AmazonServiceException e)
{
CaptureAmazonException(executionContext.RequestContext.CSMCallAttempt, e);
throw;
}
catch (Exception e)
{
CaptureSDKExceptionMessage(executionContext.RequestContext.CSMCallAttempt, e);
throw;
}
finally
{
CSMCallAttemptMetricsCapture(executionContext.RequestContext, executionContext.ResponseContext);
CSMUtilities.SerializetoJsonAndPostOverUDP(executionContext.RequestContext.CSMCallAttempt);
}
}
protected override void InvokeAsyncCallback(IAsyncExecutionContext executionContext)
{
var syncExecutionContext = ExecutionContext.CreateFromAsyncContext(executionContext);
if (executionContext.ResponseContext.AsyncResult.Exception != null)
{
var exception = executionContext.ResponseContext.AsyncResult.Exception;
if (exception is AmazonServiceException)
{
CaptureAmazonException(syncExecutionContext.RequestContext.CSMCallAttempt, exception as AmazonServiceException);
}
else
{
if (syncExecutionContext.ResponseContext.HttpResponse == null)
{
CaptureSDKExceptionMessage(syncExecutionContext.RequestContext.CSMCallAttempt, exception);
}
}
}
CSMCallAttemptMetricsCapture(syncExecutionContext.RequestContext, syncExecutionContext.ResponseContext);
CSMUtilities.BeginSerializetoJsonAndPostOverUDP(executionContext.RequestContext.CSMCallAttempt);
base.InvokeAsyncCallback(executionContext);
}
public MonitoringAPICall(IRequestContext requestContext)
: this()
{
Service = requestContext.ServiceMetaData.ServiceId;
Api = CSMUtilities.GetApiNameFromRequest(requestContext.RequestName, requestContext.ServiceMetaData.OperationNameMapping, Service);
}