public static IFeignBuilder AddFeignClients(this IServiceCollection services, FeignOptions options)
{
if (options == null)
{
options = new FeignOptions();
}
FeignBuilder feignBuilder = new FeignBuilder();
feignBuilder.Services = services;
feignBuilder.Options = options;
if (options.Assemblies.Count == 0)
{
AddFeignClients(feignBuilder.FeignClientTypeBuilder, services, Assembly.GetEntryAssembly(), options.Lifetime);
}
else
{
foreach (var assembly in options.Assemblies)
{
AddFeignClients(feignBuilder.FeignClientTypeBuilder, services, assembly, options.Lifetime);
}
}
services.TryAddSingleton(options);
feignBuilder.FeignClientTypeBuilder.FinishBuild();
return(feignBuilder);
}
private static void Main(string[] args)
{
var configuration = new ConfigurationBuilder()
.AddInMemoryCollection(new Dictionary <string, string>
{
// {"time:ribbon:MaxAutoRetries","0" }, {"time:ribbon:MaxAutoRetriesNextServer","1" },
// {"time:ribbon:OkToRetryOnAllOperations","true" },
{ "time:ribbon:ListOfServers:0", "http://localhost:6001" },
{ "time:ribbon:ListOfServers:1", "http://localhost:6002" },
// {"time:ribbon:LoadBalancerRuleTypeName",typeof(RoundRobinRule).FullName },
{ "time:ribbon:Timeout", "00:00:05" }
})
.Build();
var serviceCollection = new ServiceCollection()
.AddOptions()
.AddHttpClient()
.AddSingleton <IConfiguration>(configuration)
.AddRibbonClient(b => b.AddHttpClient());
// use Feign
{
var feignBuilder = new FeignBuilder(serviceCollection.AddFeign().BuildServiceProvider());
serviceCollection.AddSingleton(feignBuilder.TargetByAttribute <ITimeService>());
var services = serviceCollection.BuildServiceProvider();
var timeService = services.GetService <ITimeService>();
while (true)
{
Task.Run(async() =>
{
var now = await timeService.GetNowAsync();
Console.WriteLine("Content: " + now);
Console.ReadLine();
}).Wait();
}
}
// use HttpClient
{
var services = serviceCollection.BuildServiceProvider();
var client = services.GetRequiredService <IHttpClientFactory>().CreateClient("time");
Task.Run(async() =>
{
while (true)
{
var responseMessage = await client.GetAsync("/time");
var uri = responseMessage.RequestMessage.RequestUri;
Console.WriteLine($"From Server: {uri.Host}:{uri.Port}");
Console.WriteLine("Content: " + await responseMessage.Content.ReadAsStringAsync());
Console.ReadLine();
}
}).Wait();
}
}
private static void Main(string[] args)
{
var configuration = new ConfigurationBuilder()
.AddJsonFile("appsettings.json")
.Build();
var serviceCollection = new ServiceCollection()
.AddOptions()
.AddHttpClient()
.AddSingleton <IConfiguration>(configuration)
.AddConsulDiscoveryClient(configuration)
.AddRibbonClient(b => b.AddHttpClient().AddConsulDiscovery());
// use Feign
{
var feignBuilder = new FeignBuilder(serviceCollection.AddFeign().BuildServiceProvider());
serviceCollection.AddSingleton(feignBuilder.TargetByAttribute <ITimeService>());
var services = serviceCollection.BuildServiceProvider();
var timeService = services.GetService <ITimeService>();
while (true)
{
Task.Run(async() =>
{
var now = await timeService.GetNowAsync();
Console.WriteLine("Content: " + now);
Console.ReadLine();
}).Wait();
}
}
// use HttpClient
{
var services = serviceCollection.BuildServiceProvider();
var client = services.GetRequiredService <IHttpClientFactory>().CreateClient("timeService");
Task.Run(async() =>
{
while (true)
{
var responseMessage = await client.GetAsync("/time");
var uri = responseMessage.RequestMessage.RequestUri;
Console.WriteLine($"From Server: {uri.Host}:{uri.Port}");
Console.WriteLine("Content: " + await responseMessage.Content.ReadAsStringAsync());
Console.ReadLine();
}
}).Wait();
}
}
