public void should_use_consul_service_discovery_and_load_balance_request()
{
var consulPort = RandomPortFinder.GetRandomPort();
var servicePort1 = RandomPortFinder.GetRandomPort();
var servicePort2 = RandomPortFinder.GetRandomPort();
var serviceName = "product";
var downstreamServiceOneUrl = $"http://localhost:{servicePort1}";
var downstreamServiceTwoUrl = $"http://localhost:{servicePort2}";
var fakeConsulServiceDiscoveryUrl = $"http://localhost:{consulPort}";
var serviceEntryOne = new ServiceEntry()
{
Service = new AgentService()
{
Service = serviceName,
Address = "localhost",
Port = servicePort1,
ID = Guid.NewGuid().ToString(),
Tags = new string[0]
},
};
var serviceEntryTwo = new ServiceEntry()
{
Service = new AgentService()
{
Service = serviceName,
Address = "localhost",
Port = servicePort2,
ID = Guid.NewGuid().ToString(),
Tags = new string[0]
},
};
var configuration = new FileConfiguration
{
Routes = new List <FileRoute>
{
new FileRoute
{
DownstreamPathTemplate = "/",
DownstreamScheme = "http",
UpstreamPathTemplate = "/",
UpstreamHttpMethod = new List <string> {
"Get"
},
ServiceName = serviceName,
LoadBalancerOptions = new FileLoadBalancerOptions {
Type = "LeastConnection"
},
}
},
GlobalConfiguration = new FileGlobalConfiguration()
{
ServiceDiscoveryProvider = new FileServiceDiscoveryProvider()
{
Scheme = "http",
Host = "localhost",
Port = consulPort
}
}
};
this.Given(x => x.GivenProductServiceOneIsRunning(downstreamServiceOneUrl, 200))
.And(x => x.GivenProductServiceTwoIsRunning(downstreamServiceTwoUrl, 200))
.And(x => x.GivenThereIsAFakeConsulServiceDiscoveryProvider(fakeConsulServiceDiscoveryUrl, serviceName))
.And(x => x.GivenTheServicesAreRegisteredWithConsul(serviceEntryOne, serviceEntryTwo))
.And(x => _steps.GivenThereIsAConfiguration(configuration))
.And(x => _steps.GivenOcelotIsRunningWithConsul())
.When(x => _steps.WhenIGetUrlOnTheApiGatewayMultipleTimes("/", 50))
.Then(x => x.ThenTheTwoServicesShouldHaveBeenCalledTimes(50))
.And(x => x.ThenBothServicesCalledRealisticAmountOfTimes(24, 26))
.BDDfy();
}