/// <summary>
/// Handles the logging of asynchronous unary calls.
/// </summary>
/// <typeparam name="TRequest">The type of the request.</typeparam>
/// <typeparam name="TResponse">The type of the response.</typeparam>
/// <param name="request">The request.</param>
/// <param name="context">The context.</param>
/// <param name="oldTask">The old task.</param>
/// <param name="call">The call.</param>
internal void HandleAsyncUnaryLogging <TRequest, TResponse>(TRequest request,
ClientInterceptorContext <TRequest, TResponse> context,
Task <TResponse> oldTask, AsyncUnaryCall <TResponse> call)
where TRequest : class
where TResponse : class
{
// Generating log entry is expensive, so let's do that only if the log source
// has been configured to do so.
if (TraceUtilities.ShouldGenerateRequestLogs())
{
LogEntry logEntry = new LogEntry()
{
Host = config.ServerUrl,
Method = context.Method.FullName,
RequestHeaders = context.Options.Headers,
Request = request,
ResponseHeaders = Merge(GetResponseHeader(call.ResponseHeadersAsync),
call.GetTrailers()),
Response = (oldTask.IsFaulted) ? default : oldTask.Result,
Exception = UnaryRpcInterceptor.ParseTaskException(oldTask.Exception),
IsFailure = oldTask.IsFaulted,
CustomerId = GetCustomerId(request),
PartialFailures = (oldTask.IsFaulted) ? "" :
GetPartialFailures(oldTask.Result)
};
WriteLogs(logEntry);
}
}
/// <summary>
/// Handles the logging of asynchronous server streaming calls.
/// </summary>
/// <typeparam name="TRequest">The type of the request.</typeparam>
/// <typeparam name="TResponse">The type of the response.</typeparam>
/// <param name="request">The request.</param>
/// <param name="response">The response.</param>
/// <param name="context">The context.</param>
/// <param name="rpcException">The RPC exception.</param>
/// <param name="call">The call.</param>
internal void HandleAsyncServerStreamingLogging <TRequest, TResponse>(TRequest request,
TResponse response, ClientInterceptorContext <TRequest, TResponse> context,
AggregateException rpcException, AsyncServerStreamingCall <TResponse> call)
where TRequest : class
where TResponse : class
{
// Generating log entry is expensive, so let's do that only if the log source
// has been configured to do so.
if (TraceUtilities.ShouldGenerateRequestLogs())
{
LogEntry logEntry = new LogEntry()
{
Host = config.ServerUrl,
Method = context.Method.FullName,
RequestHeaders = context.Options.Headers,
Request = request,
ResponseHeaders = Merge(GetResponseHeader(call.ResponseHeadersAsync),
TryGetCallTrailers(call)),
Response = response,
Exception = UnaryRpcInterceptor.ParseTaskException(rpcException),
IsFailure = (rpcException != null),
CustomerId = GetCustomerId(request),
PartialFailures = (rpcException != null) ? "" : GetPartialFailures(response)
};
WriteLogs(logEntry);
}
}
public void TestParseTaskException()
{
Assert.NotNull(UnaryRpcInterceptor.ParseTaskException <HelloException>(
new AggregateException(TEST_EXCEPTION)));
}