public async Task <Response <ILoadBalancer> > Get(DownstreamReRoute reRoute, ServiceProviderConfiguration config)
{
var response = _serviceProviderFactory.Get(config, reRoute);
if (response.IsError)
{
return(new ErrorResponse <ILoadBalancer>(response.Errors));
}
var serviceProvider = response.Data;
switch (reRoute.LoadBalancerOptions?.Type)
{
case nameof(RoundRobin):
return(new OkResponse <ILoadBalancer>(new RoundRobin(async() => await serviceProvider.Get())));
case nameof(LeastConnection):
return(new OkResponse <ILoadBalancer>(new LeastConnection(async() => await serviceProvider.Get(), reRoute.ServiceName)));
case nameof(CookieStickySessions):
var loadBalancer = new RoundRobin(async() => await serviceProvider.Get());
var bus = new InMemoryBus <StickySession>();
return(new OkResponse <ILoadBalancer>(new CookieStickySessions(loadBalancer, reRoute.LoadBalancerOptions.Key, reRoute.LoadBalancerOptions.ExpiryInMs, bus)));
default:
return(new OkResponse <ILoadBalancer>(new NoLoadBalancer(async() => await serviceProvider.Get())));
}
}
public Response<ILoadBalancer> Create(DownstreamReRoute reRoute, IServiceDiscoveryProvider serviceProvider)
{
var loadBalancer = new RoundRobin(async () => await serviceProvider.Get());
var bus = new InMemoryBus<StickySession>();
return new OkResponse<ILoadBalancer>(new CookieStickySessions(loadBalancer, reRoute.LoadBalancerOptions.Key,
reRoute.LoadBalancerOptions.ExpiryInMs, bus));
}
public async Task <ILoadBalancer> Get(DownstreamReRoute reRoute, ServiceProviderConfiguration config)
{
var serviceProvider = _serviceProviderFactory.Get(config, reRoute);
switch (reRoute.LoadBalancerOptions?.Type)
{
case nameof(RoundRobin):
return(new RoundRobin(async() => await serviceProvider.Get()));
case nameof(LeastConnection):
return(new LeastConnection(async() => await serviceProvider.Get(), reRoute.ServiceName));
case nameof(CookieStickySessions):
var loadBalancer = new RoundRobin(async() => await serviceProvider.Get());
return(new CookieStickySessions(loadBalancer, reRoute.LoadBalancerOptions.Key, reRoute.LoadBalancerOptions.ExpiryInMs));
default:
return(new NoLoadBalancer(await serviceProvider.Get()));
}
}
