private async Task RedirectToService(HttpContext context, string hubName, IList <IAuthorizeData> authorizationData)
{
if (!await AuthorizeHelper.AuthorizeAsync(context, authorizationData))
{
return;
}
NegotiationResponse negotiateResponse = null;
try
{
negotiateResponse = _negotiateHandler.Process(context, hubName);
}
catch (AzureSignalRAccessTokenTooLongException ex)
{
Log.NegotiateFailed(_logger, ex.Message);
context.Response.StatusCode = 413;
await HttpResponseWritingExtensions.WriteAsync(context.Response, ex.Message);
return;
}
var writer = new MemoryBufferWriter();
try
{
context.Response.ContentType = "application/json";
NegotiateProtocol.WriteResponse(negotiateResponse, writer);
// Write it out to the response with the right content length
context.Response.ContentLength = writer.Length;
await writer.CopyToAsync(context.Response.Body);
}
finally
{
writer.Reset();
}
}
private async Task RedirectToService(HttpContext context, string hubName, IList <IAuthorizeData> authorizationData)
{
if (!await AuthorizeHelper.AuthorizeAsync(context, authorizationData))
{
return;
}
var negotiateResponse = _negotiateHandler.Process(context, hubName);
var writer = new MemoryBufferWriter();
try
{
context.Response.ContentType = "application/json";
NegotiateProtocol.WriteResponse(negotiateResponse, writer);
// Write it out to the response with the right content length
context.Response.ContentLength = writer.Length;
await writer.CopyToAsync(context.Response.Body);
}
finally
{
writer.Reset();
}
}
public static async Task RedirectToService(HttpContext context, string hubName, IList <IAuthorizeData> authorizationData)
{
var handler = context.RequestServices.GetRequiredService <NegotiateHandler>();
var loggerFactory = context.RequestServices.GetService <ILoggerFactory>();
var logger = loggerFactory.CreateLogger <ServiceRouteHelper>();
if (authorizationData != null && !await AuthorizeHelper.AuthorizeAsync(context, authorizationData))
{
return;
}
NegotiationResponse negotiateResponse = null;
try
{
negotiateResponse = handler.Process(context, hubName);
if (context.Response.HasStarted)
{
// Inner handler already write to context.Response, no need to continue with error case
return;
}
// Consider it as internal server error when we don't successfully get negotiate response
if (negotiateResponse == null)
{
var message = "Unable to get the negotiate endpoint";
Log.NegotiateFailed(logger, message);
context.Response.StatusCode = 500;
await context.Response.WriteAsync(message);
return;
}
}
catch (AzureSignalRAccessTokenTooLongException ex)
{
Log.NegotiateFailed(logger, ex.Message);
context.Response.StatusCode = 413;
await context.Response.WriteAsync(ex.Message);
return;
}
catch (AzureSignalRNotConnectedException e)
{
Log.NegotiateFailed(logger, e.Message);
context.Response.StatusCode = 500;
await context.Response.WriteAsync(e.Message);
return;
}
var writer = new MemoryBufferWriter();
try
{
context.Response.ContentType = "application/json";
NegotiateProtocol.WriteResponse(negotiateResponse, writer);
// Write it out to the response with the right content length
context.Response.ContentLength = writer.Length;
await writer.CopyToAsync(context.Response.Body);
}
finally
{
writer.Reset();
}
}