public IHttpActionResult PutServiceAddress(int id, ServiceAddress serviceAddress)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (id != serviceAddress.ID)
{
return(BadRequest());
}
db.Entry(serviceAddress).State = EntityState.Modified;
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
if (!ServiceAddressExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(StatusCode(HttpStatusCode.NoContent));
}
public override async Task Start(ServiceAddress serviceAddress)
{
_logger.Debug($"准备启动服务主机，监听地址：{serviceAddress}。");
var bossGroup = new MultithreadEventLoopGroup(1);
var workerGroup = new MultithreadEventLoopGroup();//Default eventLoopCount is Environment.ProcessorCount * 2
var bootstrap = new ServerBootstrap();
bootstrap
.Group(bossGroup, workerGroup)
.Channel <TcpServerSocketChannel>()
.Option(ChannelOption.SoBacklog, 100)
.ChildOption(ChannelOption.Allocator, PooledByteBufferAllocator.Default)
.ChildHandler(new ActionChannelInitializer <ISocketChannel>(channel =>
{
var pipeline = channel.Pipeline;
pipeline.AddLast(new LengthFieldPrepender(4));
pipeline.AddLast(new LengthFieldBasedFrameDecoder(int.MaxValue, 0, 4, 0, 4));
pipeline.AddLast(new MicroMessageHandler(_coderFactory.GetDecoder()));
pipeline.AddLast(new ServerHandler(async(contenxt, message) =>
{
var sender = new DotNettyServerSender(_coderFactory.GetEncoder(), contenxt);
await OnReceived(sender, message);
}));
}));
var endPoint = serviceAddress.ToEndPoint();
_channel = await bootstrap.BindAsync(endPoint);
_logger.Info($"服务主机启动成功，监听地址：{serviceAddress}。");
}
/// <inheritdoc />
/// <summary> 启动服务 </summary>
/// <param name="serviceAddress">主机终结点。</param>
/// <returns>一个任务。</returns>
public override Task Start(ServiceAddress serviceAddress)
{
serviceAddress.Protocol = Constants.Protocol;
serviceAddress.Codec = Constants.Codec;
try
{
Task.Factory.StartNew(async() =>
{
await MicroListener.Start(serviceAddress);
});
if (_logger.IsEnabled(LogLevel.Information))
{
_logger.LogInformation(
$"服务已启动：{serviceAddress},Gzip:{serviceAddress.Gzip},Codec:{Constants.Codec},Protocol:{Constants.Protocol}");
}
}
catch (Exception ex)
{
_logger.LogError(ex, ex.Message);
}
var assemblies = _entryFactory.GetContracts();
return(_serviceRegister.Regist(assemblies, serviceAddress));
}
public void DownloadUpdates(string cycle)
{
if (File.Exists(waitFilePath))
{
return;
}
//Delete All Files
Dictionary <String, bool> updateCheckList = new Dictionary <string, bool>();
//Loop through subs for HHDownload set, download
foreach (Subscription subscription in Subscriptions)
{
if (subscription.Type.Equals("DownloadSet") && HasCurrentCycle(subscription.Cycle, cycle))
{
if (File.Exists(Path.Combine(subscription.Destination, subscription.FileName)))
{
File.Delete(Path.Combine(subscription.Destination, subscription.FileName));
}
bool fileDownloaded = RequestHandler.StartDownloadSetRequest(
ServiceAddress.GetDownloadUpdateURL(Settings, User, subscription)
, subscription);
updateCheckList.Add(subscription.Name, fileDownloaded);
}
}
}
public async Task Regist(IEnumerable <Assembly> assemblyList, ServiceAddress serverAddress)
{
using (var client = CreateClient())
{
foreach (var ass in assemblyList)
{
var assName = ass.GetName();
var service = new AgentServiceRegistration
{
ID = $"{ass.GetName().Name}_{serverAddress}".Md5(),
Name = assName.Name,
Tags = new[] { $"{Consts.Mode}" },
EnableTagOverride = true,
Address = serverAddress.Address(),
Port = serverAddress.Port,
Meta = new Dictionary <string, string>
{
{ "serverAddress", serverAddress.ToJson() }
}
};
_services.Add(service.ID);
var result = await client.Agent.ServiceRegister(service);
if (result.StatusCode != HttpStatusCode.OK)
{
_logger.Warn(
$"服务注册失败 [{assName.Name},{serverAddress}]:{result.StatusCode},{result.RequestTime}");
}
else
{
_logger.Info($"服务注册成功 [{assName.Name},{serverAddress}]");
}
}
}
}
public override async Task Start(ServiceAddress serviceAddress)
{
_address = serviceAddress;
//var endpoint = serviceAddress.ToEndPoint() as IPEndPoint;
_host = new HostBuilder()
.UseContentRoot(AppDomain.CurrentDomain.BaseDirectory)
.ConfigureLogging((context, builder) =>
{
builder.AddFilter("System", level => level >= LogLevel.Warning);
builder.AddFilter("Microsoft", level => level >= LogLevel.Warning);
builder.AddConsole();
})
.ConfigureWebHostDefaults(builder =>
{
builder
.UseKestrel(options =>
{
options.AllowSynchronousIO = true;
options.Limits.RequestHeadersTimeout = TimeSpan.FromSeconds(65);
options.Listen(IPAddress.Any, serviceAddress.Port);
})
.Configure(BuildApplication);
})
.ConfigureServices(ConfigureServices)
.Build();
await _host.RunAsync();
}
private async Task <ResultMessage> BaseInvoke(MethodInfo targetMethod, object[] args)
{
var services = (await _serviceFinder.Find(targetMethod.DeclaringType) ?? new List <ServiceAddress>()).ToList();
var invokeMessage = Create(targetMethod, args);
ServiceAddress service = null;
var builder = Policy
.Handle <Exception>(ex => ex.GetBaseException() is SocketException) //服务器异常
.OrResult <ResultMessage>(r => r.Code != 200); //服务未找到
//熔断,3次异常,熔断5分钟
var breaker = builder.CircuitBreakerAsync(3, TimeSpan.FromMinutes(5));
//重试3次
var retry = builder.RetryAsync(3, (result, count) =>
{
_logger.Warn(result.Exception != null
? $"{service}{targetMethod.Name}:retry,{count},{result.Exception.Format()}"
: $"{service}{targetMethod.Name}:retry,{count},{result.Result.Code}");
services.Remove(service);
});
var policy = Policy.WrapAsync(retry, breaker);
return(await policy.ExecuteAsync(async() =>
{
if (!services.Any())
{
throw ErrorCodes.NoService.CodeException();
}
service = services.RandomSort().First();
return await InvokeAsync(service.ToEndPoint(), invokeMessage);
}));
}
/// <summary>
/// Resets the internal state of the secure channel.
/// </summary>
/// <param name="node">The node.</param>
/// <param name="address">The address.</param>
public void Reset(Node node, ServiceAddress address)
{
// validate arguments
if (node == null)
{
throw new ArgumentNullException(nameof(node), "The node cannot be null");
}
else if (address == null)
{
throw new ArgumentNullException(nameof(node), "The address cannot be null");
}
// check if already setup
if (_node != null)
{
throw new InvalidOperationException("The secure channel is already configured");
}
// set
_node = node;
_address = address;
// reset internal keys
_serverCertificate = null;
_handshakeEncryptionKey = null;
_handshakeEncryptionIV = null;
_serverNonce = null;
_serverEncryptionKey = null;
}
public HttpClientMessageSender(IServiceProvider provider, ServiceAddress address, IMessageListener listener)
{
_provider = provider;
_address = address;
_listener = listener;
_clientFactory = provider.GetService <IHttpClientFactory>();
}
public static void RegisterServices(this IServiceCollection services, List <string> registerList)
{
// 本地api注册到服务中心
var registerService = ConfigManager.Configuration["ServiceConfig:RegisterService"];
if (!string.IsNullOrEmpty(registerService))
{
try
{
var discovery = GetServiceFromRoot <Modobay.Discovery.IDiscoveryServer>();
var reg = new Regex(registerService);
foreach (var item in _apiInterfaceTypes.Select(x => x.FullName).ToList())
{
if (reg.IsMatch(item))
{
registerList.Add(item);
}
}
var keep = discovery.Register(ServiceAddress.Replace(":", "_"), registerList);
// todo pxg 暂时屏蔽
Schedule.ScheduleManager.CreateJob <Modobay.Discovery.KeepServiceScheduleJob>($"0/{keep} * * * * ? *");
}
catch (Exception ex) { Lib.Log.WriteExceptionLog($"AppManager.AddServices:{ex.Message} <br> StackTrace:{ex.StackTrace}"); }
}
}
public override Task Start(ServiceAddress serviceAddress)
{
_grpcServer = new Server
{
Ports =
{
new ServerPort(serviceAddress.Service, serviceAddress.Port, ServerCredentials.Insecure)
}
};
var services = _entryFactory.Services;
foreach (var type in services)
{
var baseType = type?.BaseType;
var definitionType = baseType?.DeclaringType;
var methodInfo = definitionType?.GetMethod("BindService", new[] { baseType });
if (methodInfo != null)
{
var instance = _provider.GetService(type);
var service = methodInfo.Invoke(null, new[] { instance });
if (service is ServerServiceDefinition serviceDescriptor)
{
_grpcServer.Services.Add(serviceDescriptor);
}
}
}
_logger.LogInformation($"发现 GRPC服务：{_grpcServer.Services.Count()} 条");
_logger.LogInformation($"GRPC Service Start At:{serviceAddress}");
//AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
_grpcServer.Start();
return(Task.CompletedTask);
}
/// <inheritdoc />
/// <summary> 创建客户端 </summary>
/// <param name="serviceAddress">终结点。</param>
/// <returns>传输客户端实例。</returns>
public IMicroClient CreateClient(ServiceAddress serviceAddress)
{
//_logger.Debug($"准备为服务端地址：{endPoint}创建客户端。");
try
{
var lazyClient = _clients.GetOrAdd(serviceAddress.ToString(), k => new Lazy <IMicroClient>(() =>
{
_logger.LogDebug($"创建客户端：{serviceAddress}创建客户端。");
var bootstrap = _bootstrap;
var channel = bootstrap.ConnectAsync(serviceAddress.ToEndPoint(false)).Result;
var listener = new MessageListener();
var sender = new DotNettyClientSender(_codecFactory.GetEncoder(), channel);
channel.GetAttribute(ListenerKey).Set(listener);
channel.GetAttribute(SenderKey).Set(sender);
channel.GetAttribute(ServiceAddressKey).Set(serviceAddress);
return(new MicroClient(_logger, sender, listener, _microExecutor));
}
));
return(lazyClient.Value);
}
catch (Exception ex)
{
_logger.LogError(ex, "创建客户端失败");
_clients.TryRemove(serviceAddress.ToString(), out _);
throw;
}
}
public async Task UpdateAsync(ServiceAddress entity)
{
using (var context = _contextCreator())
{
_repository = new ConnectedRepository <ServiceAddress>(context);
await _repository.UpdateAsync(entity);
}
}
public bool Add(ServiceAddress address, string serviceIdentity, string ip)
{
var bucket = _buckets.GetOrAdd(serviceIdentity, (sid) => {
return(new ServiceAddressBucket(sid));
});
return(bucket.Add(address, ip));
}
public void Update(ServiceAddress entity)
{
using (var context = _contextCreator())
{
_repository = new ConnectedRepository <ServiceAddress>(context);
_repository.Update(entity);
}
}
public ActionResult DeleteConfirmed(int id)
{
ServiceAddress serviceAddress = db.ServiceAddressSet.Find(id);
db.ServiceAddressSet.Remove(serviceAddress);
db.SaveChanges();
return(RedirectToAction("Index"));
}
/// <summary>
/// Attaches the service provider to the address.
/// </summary>
/// <param name="addr">The service address.</param>
/// <param name="type">The service type.</param>
/// <param name="execution">The service execution.</param>
/// <param name="behaviour">The service behaviour.</param>
/// <returns>The attached service.</returns>
public Task <Service> AttachAsync(ServiceAddress addr, ServiceType type, ServiceExecution execution, ServiceBehaviour behaviour)
{
return(AttachAsync(addr, new ServiceConfiguration()
{
Type = type,
Execution = execution
}, behaviour));
}
public async Task <ActionResult> DeleteConfirmed(int id)
{
ServiceAddress serviceAddress = await db.ServiceAddresses.FindAsync(id);
db.ServiceAddresses.Remove(serviceAddress);
await db.SaveChangesAsync();
return(RedirectToAction("Index"));
}
public override async Task Regist(IEnumerable <Assembly> assemblyList, ServiceAddress serverAddress)
{
foreach (var assembly in assemblyList)
{
var serviceName = assembly.ServiceName();
var meta = new Dictionary <string, string>
{
{ KeyService, serverAddress.ToJson() },
{ KeyMode, $"{Constants.Mode}" },
{ KeyVersion, assembly.GetName().Version.ToString() }
};
var request = new CreateInstanceRequest
{
serviceName = serviceName,
namespaceId = _config.Tenant,
groupName = _config.Group,
clusterName = string.Empty,
ip = serverAddress.IpAddress,
port = serverAddress.Port,
weight = serverAddress.Weight,
Meta = meta,
enabled = true,
healthy = true,
ephemeral = false
};
try
{
var result = await _client.CreateInstance(request);
if (result == "ok")
{
_services.Add(new RemoveInstanceRequest
{
namespaceId = request.namespaceId,
serviceName = request.serviceName,
groupName = request.groupName,
clusterName = request.clusterName,
ip = request.ip,
port = request.port,
ephemeral = request.ephemeral
});
_logger.LogInformation($"服务注册成功 [{serviceName},{serverAddress}]");
//发送心跳包
_listenerHelper.AddServiceBeat(request, t => { }, 15);
}
else
{
throw new SpearException($"注册实例失败,{result}");
}
}
catch (Exception ex)
{
_logger.LogWarning(
$"服务注册失败 [{serviceName},{serverAddress}]:{ex.Message}");
}
}
}
/// <summary>
/// Broadcasts the message to the provided service address and waits for any responses within the timeout.
/// </summary>
/// <param name="addr">The service adddress.</param>
/// <param name="body">The body.</param>
/// <param name="timeout">The timeout to receive all replies.</param>
/// <param name="headers">The headers.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns></returns>
public Task <Envelope[]> BroadcastAsync(ServiceAddress addr, byte[] body, TimeSpan timeout, IDictionary <string, object> headers = null, CancellationToken cancellationToken = default(CancellationToken))
{
return(BroadcastAsync(new Message()
{
Address = addr,
Body = body,
Headers = headers
}, timeout, cancellationToken));
}
public void Connect(UvLoopHandle loop, ServiceAddress address, Action <UvConnectRequest, int, Exception, object> callback, object state)
{
var addr = GetAddress(address);
var request = new UvConnectRequest();
request.Init(loop);
request.Connect(this, ref addr, callback, state);
}
/// <summary>
/// Sends the message to the provided service address.
/// </summary>
/// <param name="addr">The service address.</param>
/// <param name="body">The body.</param>
/// <param name="headers">The headers.</param>
/// <returns></returns>
public Task SendAsync(ServiceAddress addr, byte[] body, IDictionary <string, object> headers = null)
{
return(SendAsync(new Message()
{
Address = addr,
Body = body,
Headers = headers
}));
}
/// <summary> 开启微服务 </summary>
/// <param name="provider"></param>
/// <param name="addressAction"></param>
/// <returns></returns>
public static void UseMicroService(this IServiceProvider provider, Action <ServiceAddress> addressAction)
{
var address = new ServiceAddress();
addressAction?.Invoke(address);
var host = provider.GetService <IMicroHost>();
Task.Factory.StartNew(async() => await host.Start(address));
}
/// <summary> 执行请求 </summary>
/// <param name="serviceAddress"></param>
/// <param name="message"></param>
/// <returns></returns>
private async Task <ResultMessage> ClientInvokeAsync(ServiceAddress serviceAddress, InvokeMessage message)
{
//获取不同协议的客户端工厂
var clientFactory = _provider.GetService <IMicroClientFactory>(serviceAddress.Protocol);
var client = clientFactory.CreateClient(serviceAddress);
var result = await client.Send(message);
return(result);
}
/// <summary> 创建客户端 </summary>
/// <param name="serviceAddress"></param>
/// <returns></returns>
protected override Task <IMicroClient> Create(ServiceAddress serviceAddress)
{
Logger.LogDebug($"创建客户端：{serviceAddress}创建客户端。");
var listener = new MessageListener();
var sender = new HttpClientMessageSender(Provider, serviceAddress, listener);
IMicroClient client = new MicroClient(sender, listener, MicroExecutor, LoggerFactory);
return(Task.FromResult(client));
}
public void DownloadConfirmations(string cycle)
{
foreach (Subscription subscription in Subscriptions)
{
if (subscription.Type.Equals("DownloadStartsWith") && HasCurrentCycle(subscription.Cycle, cycle))
{
RequestHandler.StartDownloadStartsWithRequest(ServiceAddress.GetDownloadConfirmationURL(Settings, User, subscription), subscription);
}
}
}
public void UploadOHH(string cycle)
{
foreach (Subscription subscription in Subscriptions)
{
if (subscription.Type.Equals("Upload") && HasCurrentCycle(subscription.Cycle, cycle))
{
RequestHandler.startUploadOHH(ServiceAddress.GetUploadURL(Settings, User, subscription), subscription, Settings.BackupData);
}
}
}
public ActionResult Edit([Bind(Include = "Id,DateModified,DateCreated")] ServiceAddress serviceAddress)
{
if (ModelState.IsValid)
{
db.Entry(serviceAddress).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(serviceAddress));
}
/// <summary>
/// Gets a secure RPC proxy for the provided interface.
/// </summary>
/// <typeparam name="IT">The interface type.</typeparam>
/// <param name="node">The node.</param>
/// <param name="address">The service address.</param>
/// <param name="configuration">The configuration.</param>
/// <returns></returns>
public static IT SecureProxy <IT>(this Node node, ServiceAddress address, SecureChannelConfiguration configuration)
{
// create channel
SecureClientChannel channel = new SecureClientChannel(configuration);
channel.Reset(node, address);
// create proxy
return(channel.Proxy <IT>());
}
/// <summary>
/// Gets an RPC proxy for the provided interface.
/// </summary>
/// <typeparam name="IT">The interface type.</typeparam>
/// <param name="address">The service address.</param>
/// <param name="configuration">The configuration.</param>
/// <returns></returns>
public IT Proxy <IT>(ServiceAddress address, ProxyConfiguration configuration)
{
// create the channel
BasicChannel channel = new BasicChannel();
channel.Reset(this, address);
// create proxy
return(channel.Proxy <IT>(configuration));
}
/// <summary>
/// Creates an instance of the <see cref="T:Aneka.UI.Reporting.ReportManager"/>
/// and initializes it with the given <see cref="T:Aneka.Entity.ServiceAddress"/>
/// and <see cref="T:Aneka.Security.UserCredentials"/>.
/// </summary>
public ReportManager(ServiceAddress serviceAddress, UserCredentials userCredentials)
{
this.serviceAddress = serviceAddress;
this.userCredentials = userCredentials;
this.securityToken = userCredentials.ToByte();
}