/// <summary>
/// Entry point for routing tag based data portal operations.
/// </summary>
/// <param name="operation">Name of the data portal operation to perform</param>
/// <param name="routingTag">Routing tag from caller</param>
/// <param name="request">Request message</param>
protected virtual async Task <ResponseMessage> RouteMessage(string operation, string routingTag, RequestMessage request)
{
if (RoutingTagUrls.TryGetValue(routingTag, out string route) && route != "localhost")
{
var options = new GrpcProxyOptions {
DataPortalUrl = $"{route}?operation={operation}"
};
var channel = ApplicationContext.CreateInstanceDI <global::Grpc.Net.Client.GrpcChannel>();
var proxy = new GrpcProxy(ApplicationContext, channel, options);
var clientRequest = new RequestMessage
{
Body = request.Body,
Operation = operation
};
var clientResponse = await proxy.RouteMessage(clientRequest);
return(new ResponseMessage {
Body = clientResponse.Body
});
}
else
{
return(await InvokePortal(operation, request.Body).ConfigureAwait(false));
}
}
/// <summary>
/// Creates an instance of the object, initializing
/// it to use the supplied GrpcChannel object and URL.
/// </summary>
/// <param name="applicationContext"></param>
/// <param name="channel">GrpcChannel instance</param>
/// <param name="options">Proxy options</param>
public GrpcProxy(ApplicationContext applicationContext, GrpcChannel channel, GrpcProxyOptions options)
: base(applicationContext)
{
_channel = channel;
DataPortalUrl = options.DataPortalUrl;
}
