private static void Main(string[] args)
{
var channel = new Channel(ServerAddress, ChannelCredentials.Insecure);
var healthCheckClient = new Health.HealthClient(channel);
var healthCheckResponse = healthCheckClient.Check(new HealthCheckRequest {
Service = ServiceName
});
Console.WriteLine($"Service: '{ServiceName}' has a health status: {healthCheckResponse.Status.ToString()}");
try
{
healthCheckClient.Check(new HealthCheckRequest {
Service = "Bad Name"
});
}
catch (RpcException ex)
{
Console.WriteLine($"Service: 'Bad Name' has a health status: {ex.Status.StatusCode.ToString()}");
}
var bookClient = new BookService.BookServiceClient(channel);
var book = bookClient.GetBookById(new GetBookByIdRequest {
Id = 1
});
Console.WriteLine($"Retrieved book: {book.Name}");
channel.ShutdownAsync().GetAwaiter().GetResult();
Console.WriteLine("Press key to shut down ... .. .");
Console.ReadKey();
}
static void Main(string[] args)
{
Console.WriteLine("Press any key to start the check.");
Console.ReadKey(true);
var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Health.HealthClient(channel);
var req = new HealthCheckRequest
{
Service = "Liveness"
};
try
{
var res = client.Check(req);
Console.WriteLine(res.Status);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
Console.ReadKey(true);
}
/// <summary>
/// Determines whether the specified endpoint is connected to the specified service
/// that responds with health status 'Serving' .
/// </summary>
/// <param name="healthClient"></param>
/// <param name="serviceName"></param>
/// <param name="statusCode">Status code from the RPC call</param>
/// <returns></returns>
public static bool IsServing([NotNull] Health.HealthClient healthClient,
[NotNull] string serviceName,
out StatusCode statusCode)
{
statusCode = StatusCode.Unknown;
try
{
HealthCheckResponse healthResponse =
healthClient.Check(new HealthCheckRequest()
{
Service = serviceName
});
statusCode = StatusCode.OK;
return(healthResponse.Status == HealthCheckResponse.Types.ServingStatus.Serving);
}
catch (RpcException rpcException)
{
_msg.Debug($"Error checking health of service {serviceName}", rpcException);
statusCode = rpcException.StatusCode;
}
catch (Exception e)
{
_msg.Debug($"Error checking health of service {serviceName}", e);
return(false);
}
return(false);
}
static void Main(string[] args)
{
var httpHandler = new HttpClientHandler();
// Return `true` to allow certificates that are untrusted/invalid
httpHandler.ServerCertificateCustomValidationCallback =
HttpClientHandler.DangerousAcceptAnyServerCertificateValidator;
var channel = GrpcChannel.ForAddress("https://localhost:50051",
new GrpcChannelOptions {
HttpHandler = httpHandler
});
// var client = new Greet.GreeterClient(channel);
//
//
// var channelTarget = $"{DefaultHost}:{Port}";
//
// var channel = new Channel(channelTarget, ChannelCredentials.Insecure);
Health.HealthClient cc = new Health.HealthClient(channel);
var c = cc.Check(new HealthCheckRequest());
Console.WriteLine(c.Status);
// Create a channel
// Hello.HelloClient client = new Hello.HelloClient(channel);
//
// for (int i = 0; i < 10; i++)
// {
// var reply = client.SayHello(new HelloRequest{Name = "Vincent"});
//
// Console.WriteLine(reply.Message);
// }
}
public void HealthCheck()
{
var client = new Health.HealthClient(_channel);
var response = client.Check(new HealthCheckRequest
{
Service = ""
});
Console.WriteLine(response.Status);
}
private void DoCheck(object state)
{
using var channel = GrpcChannel.ForAddress("https://localhost:8001");;
var client = new Health.HealthClient(channel);
client.Check(new HealthCheckRequest()
{
Service = "https://localhost:8001"
});
}
public async Task Run()
{
var host = config.GetValue("GRPC_HOST", "localhost");
var port = config.GetValue("GRPC_PORT", "50051");
this.Context.Logger.LogInformation($"connect to the server. {host}:{port}");
Channel channel = new Channel($"{host}:{port}", ChannelCredentials.Insecure);
this.Context.Logger.LogInformation($"* Begin Greet Check");
var greeter = new Greeter.GreeterClient(channel);
String user = "******";
var greet = greeter.SayHello(new HelloRequest {
Name = user
});
this.Context.Logger.LogInformation("Greeting: " + greet.Message);
this.Context.Logger.LogInformation($"* Begin Version Check");
var myversion = new MyVersionInfo.MyVersionInfoClient(channel);
var v = myversion.Get(new MyVersionInfoRequest
{
Message = "hoge",
});
this.Context.Logger.LogInformation(v.Version + $"({v.Guid})");
this.Context.Logger.LogInformation($"* Begin Health Check");
var health = new Health.HealthClient(channel);
var response = health.Check(new HealthCheckRequest
{
Service = "Check"
});
this.Context.Logger.LogInformation($"Health Checked: {response.Status}");
channel.ShutdownAsync().Wait();
}