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#region Copyright notice and license
// Copyright 2015-2016 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#endregion
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Google.Protobuf;
using Grpc.Core;
using Grpc.Core.Utils;
using Grpc.Testing;
using NUnit.Framework;
namespace Grpc.IntegrationTesting
{
/// <summary>
/// Test SSL credentials where server authenticates client
/// and client authenticates the server.
/// </summary>
public class SslCredentialsTest
{
const string Host = "localhost";
Server server;
Channel channel;
TestService.TestServiceClient client;
[OneTimeSetUp]
public void Init()
{
var rootCert = File.ReadAllText(TestCredentials.ClientCertAuthorityPath);
var keyCertPair = new KeyCertificatePair(
File.ReadAllText(TestCredentials.ServerCertChainPath),
File.ReadAllText(TestCredentials.ServerPrivateKeyPath));
var serverCredentials = new SslServerCredentials(new[] { keyCertPair }, rootCert, true);
var clientCredentials = new SslCredentials(rootCert, keyCertPair);
// Disable SO_REUSEPORT to prevent https://github.com/grpc/grpc/issues/10755
server = new Server(new[] { new ChannelOption(ChannelOptions.SoReuseport, 0) })
{
Services = { TestService.BindService(new SslCredentialsTestServiceImpl()) },
Ports = { { Host, ServerPort.PickUnused, serverCredentials } }
};
server.Start();
var options = new List<ChannelOption>
{
new ChannelOption(ChannelOptions.SslTargetNameOverride, TestCredentials.DefaultHostOverride)
};
channel = new Channel(Host, server.Ports.Single().BoundPort, clientCredentials, options);
client = new TestService.TestServiceClient(channel);
}
[OneTimeTearDown]
public void Cleanup()
{
channel.ShutdownAsync().Wait();
server.ShutdownAsync().Wait();
}
[Test]
public void AuthenticatedClientAndServer()
{
var response = client.UnaryCall(new SimpleRequest { ResponseSize = 10 });
Assert.AreEqual(10, response.Payload.Body.Length);
}
[Test]
public async Task AuthContextIsPopulated()
{
var call = client.StreamingInputCall();
await call.RequestStream.CompleteAsync();
var response = await call.ResponseAsync;
Assert.AreEqual(12345, response.AggregatedPayloadSize);
}
private class SslCredentialsTestServiceImpl : TestService.TestServiceBase
{
public override Task<SimpleResponse> UnaryCall(SimpleRequest request, ServerCallContext context)
{
return Task.FromResult(new SimpleResponse { Payload = CreateZerosPayload(request.ResponseSize) });
}
public override async Task<StreamingInputCallResponse> StreamingInputCall(IAsyncStreamReader<StreamingInputCallRequest> requestStream, ServerCallContext context)
{
var authContext = context.AuthContext;
await requestStream.ForEachAsync(request => TaskUtils.CompletedTask);
Assert.IsTrue(authContext.IsPeerAuthenticated);
Assert.AreEqual("x509_subject_alternative_name", authContext.PeerIdentityPropertyName);
Assert.IsTrue(authContext.PeerIdentity.Count() > 0);
Assert.AreEqual("ssl", authContext.FindPropertiesByName("transport_security_type").First().Value);
return new StreamingInputCallResponse { AggregatedPayloadSize = 12345 };
}
private static Payload CreateZerosPayload(int size)
{
return new Payload { Body = ByteString.CopyFrom(new byte[size]) };
}
}
}
}
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