public IActionResult About()
{
var serviceSubscriber = subscriberFactory.CreateSubscriber("NanoFabric_Ocelot", ConsulSubscriberOptions.Default, new NanoFabric.Router.Throttle.ThrottleSubscriberOptions()
{
MaxUpdatesPeriod = TimeSpan.FromSeconds(30), MaxUpdatesPerPeriod = 20
});
serviceSubscriber.StartSubscription().ConfigureAwait(false).GetAwaiter().GetResult();
serviceSubscriber.EndpointsChanged += async(sender, eventArgs) =>
{
// Reset connection pool, do something with this info, etc
var endpoints = await serviceSubscriber.Endpoints();
var servicesInfo = string.Join(",", endpoints);
};
ILoadBalancer loadBalancer = new RoundRobinLoadBalancer(serviceSubscriber);
var endPoint = loadBalancer.Endpoint().ConfigureAwait(false).GetAwaiter().GetResult();
string content = "Your application description page";
if (endPoint != null)
{
content = httpClient.GetStringAsync($"{endPoint.ToUri()}api/values").Result;
ViewData["Message"] = $"Get {endPoint.ToUri()}api/values: {content}.";
}
else
{
ViewData["Message"] = $"{content}.";
}
return(View());
}
static void Main(string[] args)
{
Initialize();
IServiceSubscriberFactory subscriberFactory = _serviceProvider.GetRequiredService <IServiceSubscriberFactory>();
// 创建ConsoleLogProvider并根据日志类目名称（CategoryName）生成Logger实例
var logger = _serviceProvider.GetService <ILoggerFactory>().AddConsole().CreateLogger("App");
var serviceSubscriber = subscriberFactory.CreateSubscriber("SampleService.Kestrel", ConsulSubscriberOptions.Default, new NanoFabric.Router.Throttle.ThrottleSubscriberOptions()
{
MaxUpdatesPeriod = TimeSpan.FromSeconds(30), MaxUpdatesPerPeriod = 20
});
serviceSubscriber.StartSubscription().ConfigureAwait(false).GetAwaiter().GetResult();
serviceSubscriber.EndpointsChanged += async(sender, eventArgs) =>
{
// Reset connection pool, do something with this info, etc
var endpoints = await serviceSubscriber.Endpoints();
var servicesInfo = string.Join(",", endpoints);
logger.LogInformation($"Received updated subscribers [{servicesInfo}]");
};
ILoadBalancer loadBalancer = new RoundRobinLoadBalancer(serviceSubscriber);
var endPoint = loadBalancer.Endpoint().ConfigureAwait(false).GetAwaiter().GetResult();
var httpClient = new HttpClient();
var traceid = Guid.NewGuid().ToString();
httpClient.DefaultRequestHeaders.Add("ot-traceid", traceid);
var content = httpClient.GetStringAsync($"{endPoint.ToUri()}api/values").Result;
Console.WriteLine($"{traceid} content: {content }");
System.Console.ReadLine();
}
public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory,
IServiceSubscriberFactory subscriberFactory)
{
loggerFactory.AddConsole();
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
var log = loggerFactory.CreateLogger(nameof(Startup));
var serviceSubscriber = subscriberFactory.CreateSubscriber("FooService");
serviceSubscriber.StartSubscription().ConfigureAwait(false).GetAwaiter().GetResult();
serviceSubscriber.EndpointsChanged += async(sender, eventArgs) =>
{
// Reset connection pool, do something with this info, etc
var endpoints = await serviceSubscriber.Endpoints();
var services = string.Join(",", endpoints);
log.LogInformation($"Received updated subscribers [{services}]");
};
app.Run(async context =>
{
var endpoints = await serviceSubscriber.Endpoints();
await context.Response.WriteAsync(string.Join(",", endpoints));
});
}
static void Main(string[] args)
{
string consulHost = "localhost";
int consulPort = 8500;
var consul = new ConsulClient(config =>
{
config.Address = new Uri($"http://{consulHost}:{consulPort}");
});
ServiceCollection services = new ServiceCollection(); // 准备好我们的容器
services.AddSingleton <IConsulClient>(consul);
services.AddCacheServiceSubscriber();
services.AddConsulServiceDiscovery();
services.TryAddTransient <IServiceSubscriberFactory, ServiceSubscriberFactory>();
IServiceSubscriberFactory subscriberFactory = services.BuildServiceProvider().GetRequiredService <IServiceSubscriberFactory>();
// 创建ConsoleLogProvider并根据日志类目名称（CategoryName）生成Logger实例
var logger = services.AddLogging().BuildServiceProvider().GetService <ILoggerFactory>().AddConsole().CreateLogger("App");
var serviceSubscriber = subscriberFactory.CreateSubscriber("FooService");
serviceSubscriber.StartSubscription().ConfigureAwait(false).GetAwaiter().GetResult();
serviceSubscriber.EndpointsChanged += async(sender, eventArgs) =>
{
// Reset connection pool, do something with this info, etc
var endpoints = await serviceSubscriber.Endpoints();
var servicesInfo = string.Join(",", endpoints);
logger.LogInformation($"Received updated subscribers [{servicesInfo}]");
};
System.Console.ReadLine();
}
public async Task <TService> GetRemoteService <TService>(string serviceName) where TService : IService <TService>
{
var serviceSubscriber = _subscriberFactory.CreateSubscriber(serviceName);
await serviceSubscriber.StartSubscription();
serviceSubscriber.EndpointsChanged += async(sender, eventArgs) =>
{
var endpoints = await serviceSubscriber.Endpoints();
var servicesInfo = string.Join(",", endpoints);
};
ILoadBalancer balancer = new RoundRobinLoadBalancer(serviceSubscriber);
var endPoint = await balancer.Endpoint();
var channel = _rpcChannelFactory.Get(endPoint.Address, endPoint.Port);
return(MagicOnionClient.Create <TService>(channel));
}
public async Task <TService> GetRemoteService <TService>(string serviceName) where TService : IService <TService>
{
var serviceSubscriber = _subscriberFactory.CreateSubscriber(serviceName, ConsulSubscriberOptions.Default, new NanoFabric.Router.Throttle.ThrottleSubscriberOptions()
{
MaxUpdatesPeriod = TimeSpan.FromSeconds(30),
MaxUpdatesPerPeriod = 20
});
await serviceSubscriber.StartSubscription();
serviceSubscriber.EndpointsChanged += async(sender, eventArgs) =>
{
var endpoints = await serviceSubscriber.Endpoints();
var servicesInfo = string.Join(",", endpoints);
};
ILoadBalancer loadBalancer = new RoundRobinLoadBalancer(serviceSubscriber);
var endPoint = await loadBalancer.Endpoint();
var serviceChannel = _grpcChannelFactory.Get(endPoint.Address, endPoint.Port);
return(MagicOnionClient.Create <TService>(serviceChannel));
}