BaseProtocolServer
Basisklasse für Protokollserver (FIX, SBE usw.): Enthält gemeinsam genutzte Infrastruktur: Lebenszyklus, Sitzungen, Abonnements, Nachrichtenkanäle, Hintergrundaufgaben.
Erbt von: BaseLogReceiver
Implementiert: IHostedProtocolServer, IProtocolServer, ILogReceiver, ILogSource, IDisposable, IMessageListener
Konstruktoren
protected BaseProtocolServer(TSettings settings, IAuthorization authorization)
baseProtocolServer = BaseProtocolServer(settings, authorization)
Initializes a new instance.
- settings
- Server settings.
- authorization
- The customer authentication.
Eigenschaften
public abstract EndPoint Address { get; set; }
value = baseProtocolServer.Address
baseProtocolServer.Address = value
Where the server listens.
public IAuthorization Authorization { get; }
value = baseProtocolServer.Authorization
The customer authentication.
protected LoginRateLimiter LoginRateLimiter { get; private set; }
value = baseProtocolServer.LoginRateLimiter
baseProtocolServer.LoginRateLimiter = value
Rate Limiter für Anmeldeversuche (über alle Zuhörer geteilt).
public IEnumerable<IMessageListenerSession> Sessions { get; }
value = baseProtocolServer.Sessions
Aktive Sitzungen.
public ChannelStates State { get; protected set; }
value = baseProtocolServer.State
baseProtocolServer.State = value
Bekommt den zugrunde liegenden Zustandsspeicher.
Methoden
protected Task AcceptClientsAsync(TcpListener listener, Func<TcpClient, CancellationToken, Task> handleClient, CancellationToken cancellationToken)
result = baseProtocolServer.AcceptClientsAsync(listener, handleClient, cancellationToken)
Accept clients on a listener for as long as the server runs.
- listener
- The listener to accept on.
- handleClient
- What the protocol does with an accepted client. It is not awaited, so one client's session does not hold up the next accept.
- cancellationToken
- Cancellation token.
public void AddSubscription(ServerSubscription subscription)
baseProtocolServer.AddSubscription(subscription)
Abonnement hinzufügen.
- subscription
- Zeichnung.
private static Func<TSubscription, TClientSession, string, CancellationToken, ValueTask<bool>> AlwaysWrites(Func<TSubscription, TClientSession, string, CancellationToken, ValueTask> handler)
result = BaseProtocolServer.AlwaysWrites(handler)
Wrap a handler that always writes so it reports the write the way the session's pump expects.
protected virtual void ClearState()
baseProtocolServer.ClearState()
Löschen Sie alle Zustände: Zuhörer, Sitzungen, Abonnements.
protected ClientOrderIdRegistry ClientOrderIdsOf(TClientSession session, string clientCode)
result = baseProtocolServer.ClientOrderIdsOf(session, clientCode)
The ClOrdIds a client's live orders hold, whichever of its connections placed them.
- session
- A session of the client.
- clientCode
- The client an order command of a service login names; ignored for any other login.
Rückgabe: The client's registry.
protected string Convert(string value)
result = baseProtocolServer.Convert(value)
Konvertieren Sie Text in Latein, wenn konfiguriert.
protected static ExecutionMessage CreateOrderFailure(OrderRegisterMessage command, Exception error)
result = BaseProtocolServer.CreateOrderFailure(command, error)
The report an order command refused before it reached the venue is answered with. It repeats what the command asked for, because the client has nothing else to match the failure against: the order never got an id on the venue.
- command
- The refused order command.
- error
- Why it was refused.
Rückgabe: The execution report to send back.
protected abstract TSubscription CreateOrderSubscription(TClientSession session, string clOrdId, long transactionId)
result = baseProtocolServer.CreateOrderSubscription(session, clOrdId, transactionId)
The subscription an order's reports reach its client by.
- session
- The connection the reports go to.
- clOrdId
- The ClOrdId the client gave the order.
- transactionId
- The number the order goes by.
Rückgabe: The subscription.
protected abstract TSubscription CreateSubscription(TClientSession session, string requestId, ServerSubscription subscription, MessageTypes type)
result = baseProtocolServer.CreateSubscription(session, requestId, subscription, type)
Erstellen Sie eine Abonnement-Info-Instanz.
public void Disconnect(IMessageListenerSession session)
baseProtocolServer.Disconnect(session)
Sitzung trennen.
- session
- Sitzung.
protected override void DisposeManaged()
baseProtocolServer.DisposeManaged()
Ressourcen freigeben.
protected void EnqueueMessage(TSubscription[] subscribers, Func<TSubscription, TClientSession, string, CancellationToken, ValueTask> handler, CancellationToken cancellationToken)
baseProtocolServer.EnqueueMessage(subscribers, handler, cancellationToken)
Warteschlange für mehrere Abonnenten.
- subscribers
- Subscribers to write to.
- handler
- Writes the message for one subscriber. It always writes.
- cancellationToken
- Cancellation token.
protected void EnqueueMessage(TSubscription[] subscribers, Func<TSubscription, TClientSession, string, CancellationToken, ValueTask<bool>> handler, CancellationToken cancellationToken)
baseProtocolServer.EnqueueMessage(subscribers, handler, cancellationToken)
Warteschlange für mehrere Abonnenten (mit Bool-Ergebnis).
- subscribers
- Subscribers to write to.
- handler
- Writes the message for one subscriber and answers when it wrote nothing.
- cancellationToken
- Cancellation token.
protected void EnqueueMessage(TSubscription subscription, Func<TSubscription, TClientSession, string, CancellationToken, ValueTask> handler, CancellationToken cancellationToken)
baseProtocolServer.EnqueueMessage(subscription, handler, cancellationToken)
Warteschlange für ein einzelnes Abonnement.
- subscription
- The subscription the write belongs to. Its session and request id address the write.
- handler
- Writes the message. It always writes.
- cancellationToken
- Cancellation token.
protected void EnqueueMessage(TSubscription subscription, Func<TSubscription, TClientSession, string, CancellationToken, ValueTask<bool>> handler, CancellationToken cancellationToken)
baseProtocolServer.EnqueueMessage(subscription, handler, cancellationToken)
Warteschlange für ein einzelnes Abonnement (mit Bool-Ergebnis).
- subscription
- The subscription the write belongs to. Its session and request id address the write.
- handler
- Writes the message and answers when it wrote nothing.
- cancellationToken
- Cancellation token.
protected void EnqueueMessage(TClientSession session, Func<TClientSession, CancellationToken, ValueTask> handler, CancellationToken cancellationToken)
baseProtocolServer.EnqueueMessage(session, handler, cancellationToken)
Enqueue a write addressed to a session rather than to a subscription: session-level traffic answers no request, so the handler takes neither a subscription nor a request id.
- session
- Session to write to.
- handler
- Writes the message. It always writes.
- cancellationToken
- Cancellation token.
private void EnqueueMessage(TSubscription subscription, TClientSession session, string requestId, Func<TSubscription, TClientSession, string, CancellationToken, ValueTask<bool>> handler, CancellationToken cancellationToken)
baseProtocolServer.EnqueueMessage(subscription, session, requestId, handler, cancellationToken)
Core Enqueue: Planen Sie die Arbeit an einer Client-Sitzung.
protected static string GetRawId(long id)
result = BaseProtocolServer.GetRawId(id)
The transaction id as text, for an answer the client named no id of its own for.
- id
- The transaction id.
Rückgabe: The id as text, or an empty string when there is no id.
protected abstract string GetSessionKey(TClientSession session)
result = baseProtocolServer.GetSessionKey(session)
Holen Sie sich den Schlüssel, der verwendet wird, um Client-Sitzungen zu gruppieren (e.g. SenderCompId).
public IEnumerable<ServerSubscription> GetSubscriptions(IMessageListenerSession session)
result = baseProtocolServer.GetSubscriptions(session)
Erhalten Sie ein Abonnement für die angegebene Sitzung.
- session
- Sitzung.
Rückgabe: Abonnements.
protected void HandLiveOrderToLiveConnection(TClientSession addressee, Message message)
baseProtocolServer.HandLiveOrderToLiveConnection(addressee, message)
Hands a report of a live order to a connection of the client that placed it, when the connection that placed it has gone.
- addressee
- The connection the module addressed the report to, or .
- message
- What the module sent.
public bool HasSubscriptions(DataType dataType, SecurityId securityId)
result = baseProtocolServer.HasSubscriptions(dataType, securityId)
Are there subscribers.
protected bool IsAnotherSessionsSubscription(TClientSession session, long transactionId)
result = baseProtocolServer.IsAnotherSessionsSubscription(session, transactionId)
Whether the subscription a session named is one only another session holds.
- session
- The session asking.
- transactionId
- The subscription it named.
Rückgabe: when the subscription belongs to somebody else.
protected bool IsOrphanStatusRow(ExecutionMessage execMsg)
result = baseProtocolServer.IsOrphanStatusRow(execMsg)
Whether an order row names no portfolio, so no status subscription is handed it: client connectors refuse an order with an empty portfolio. The answer to a command goes out regardless.
- execMsg
- The execution report.
Rückgabe: when status subscriptions are not handed the row.
protected abstract bool IsStubSubscription(TSubscription subscription)
result = baseProtocolServer.IsStubSubscription(subscription)
Überprüfen Sie, ob es sich bei dem Abonnement um einen Stub (Platzhalter) handelt.
public override Task LoadAsync(SettingsStorage storage, CancellationToken cancellationToken)
result = baseProtocolServer.LoadAsync(storage, cancellationToken)
Load settings.
- storage
- Settings storage.
- cancellationToken
- CancellationToken
Rückgabe: Task
protected abstract void OnClearListenerState()
baseProtocolServer.OnClearListenerState()
Klarer protokollspezifischer Listener-Zustand (Stop Listener, etc.).
protected abstract void OnStartListeners(CancellationToken cancellationToken)
baseProtocolServer.OnStartListeners(cancellationToken)
Starten Sie protokollspezifische Listener (TCP, etc.). Fügen Sie Aufgaben zu _backgroundTasks hinzu.
protected abstract void ProcessInMessage(IMessageListenerSession addressee, Message message, CancellationToken cancellationToken)
baseProtocolServer.ProcessInMessage(addressee, message, cancellationToken)
Process an incoming message and route to subscribed clients.
- addressee
- The only session the message is for, or when it is for every subscriber to it.
protected virtual void ProcessLogout(TClientSession session)
baseProtocolServer.ProcessLogout(session)
Client-Logout/Disconnect bearbeiten.
protected void RaiseNewOutMessage(IMessageListenerSession session, Message message)
baseProtocolServer.RaiseNewOutMessage(session, message)
Schreiben Sie ausgehende Nachricht an den Kanal.
protected void RaiseSessionConnected(IMessageListenerSession session)
baseProtocolServer.RaiseSessionConnected(session)
Raise Session Connected Event.
protected void RaiseSessionDisconnected(IMessageListenerSession session)
baseProtocolServer.RaiseSessionDisconnected(session)
Raise Session Disconnected Event.
protected void ReleaseClOrdIdOfEndedOrder(TSubscription[] subscriptions, ExecutionMessage execMsg)
baseProtocolServer.ReleaseClOrdIdOfEndedOrder(subscriptions, execMsg)
Gives a client order id back once the order holding it has ended, so the client may number its next order the same way.
- subscriptions
- The subscriptions the report is going to.
- execMsg
- The execution report.
protected void ReleaseOrderTransactionId(TClientSession session, string clientCode, long transactionId)
baseProtocolServer.ReleaseOrderTransactionId(session, clientCode, transactionId)
Gives back the number an order holds, once the order has ended or its command did not go on after all.
- session
- A session of the client.
- clientCode
- The client an order of a service login belongs to; ignored for any other login.
- transactionId
- The transaction the order travels under.
public bool RemoveSubscription(ServerSubscription subscription)
result = baseProtocolServer.RemoveSubscription(subscription)
Abo entfernen.
- subscription
- Zeichnung.
Rückgabe: wenn das Abonnement gefunden wurde, andernfalls.
protected static string RequestIdOf(long transactionId)
result = BaseProtocolServer.RequestIdOf(transactionId)
The id a transaction goes out under, or for none.
- transactionId
- The transaction id.
Rückgabe: The id as text, or when there is no id.
public bool Resume(ServerSubscription subscription)
result = baseProtocolServer.Resume(subscription)
Abonnement fortsetzen.
- subscription
- Zeichnung.
Rückgabe: wenn das Abonnement gefunden wurde, andernfalls.
public void Resume(IMessageListenerSession session)
baseProtocolServer.Resume(session)
Sitzung fortsetzen.
- session
- Sitzung.
public IAsyncEnumerable<ValueTuple<IMessageListenerSession, Message>> RunAsync(CancellationToken cancellationToken)
result = baseProtocolServer.RunAsync(cancellationToken)
Führen Sie die Verarbeitung von async-Nachrichten aus und geben Sie ausgehende Nachrichten als IAsyncEnumerable zurück. Öffnet den Server am Anfang und schließt am Ende.
public override Task SaveAsync(SettingsStorage storage, CancellationToken cancellationToken)
result = baseProtocolServer.SaveAsync(storage, cancellationToken)
Save settings.
- storage
- Settings storage.
- cancellationToken
- CancellationToken
Rückgabe: Task
protected abstract void ScheduleSessionWork(TClientSession session, ServerSubscription subscription, string requestId, Func<TClientSession, string, CancellationToken, ValueTask<bool>> handler)
baseProtocolServer.ScheduleSessionWork(session, subscription, requestId, handler)
Planen Sie die Arbeit an der ausgehenden Warteschlange einer Clientsitzung.
public virtual bool SendInMessage(IMessageListenerSession session, Message message)
result = baseProtocolServer.SendInMessage(session, message)
Send a message to one named session.
- session
- The session the message is for.
- message
- The message.
Rückgabe: when it was taken for sending.
public virtual bool SendInMessage(Message message)
result = baseProtocolServer.SendInMessage(message)
Senden Sie eine eingehende Nachricht an den Server zur Verarbeitung und Weiterleitung an die Clients.
protected void StartServer(CancellationToken cancellationToken)
baseProtocolServer.StartServer(cancellationToken)
Starten Sie den Server: Initialisieren Sie den Status, starten Sie die Listener und Hintergrundaufgaben.
protected static void StateConditionalOrderType(OrderReplaceMessage replace)
BaseProtocolServer.StateConditionalOrderType(replace)
Takes a replace carrying a condition for the replace of a conditional order, as a registration carrying one places one: a replace may leave its type unsaid.
- replace
- The replace as it was read.
protected void StopServer()
baseProtocolServer.StopServer()
Stoppen Sie den Server: Aufgaben abbrechen, Kanäle komplettieren, Zustand freigeben.
public bool Suspend(ServerSubscription subscription)
result = baseProtocolServer.Suspend(subscription)
Subscription aussetzen.
- subscription
- Zeichnung.
Rückgabe: wenn das Abonnement gefunden wurde, andernfalls.
public void Suspend(IMessageListenerSession session)
baseProtocolServer.Suspend(session)
Sitzung unterbrechen.
- session
- Sitzung.
protected static long ToTransactionId(string requestId)
result = BaseProtocolServer.ToTransactionId(requestId)
The transaction id a request runs under: the number its client gave it.
- requestId
- The id the client gave the request.
Rückgabe: The transaction id.
protected Task<ValueTuple<string, long>> TryAuthorizeAsync(string login, string password, EndPoint remoteEndPoint, CancellationToken cancellationToken)
result = baseProtocolServer.TryAuthorizeAsync(login, password, remoteEndPoint, cancellationToken)
Check a client's credentials, honouring the login rate limiter.
- login
- The login the client offered.
- password
- The password the client offered.
- remoteEndPoint
- Where the client connected from.
- cancellationToken
- CancellationToken
Rückgabe: The session token and the broker user behind the login, or when the client is refused. A refusal carries no reason: rate limited, unknown login and wrong password are one answer, so nothing here tells a caller which half of the credentials it got right.
protected bool TryClaimOrderTransactionId(TClientSession session, string clientCode, string clOrdId, long? orderId, long transactionId, Exception refusal)
result = baseProtocolServer.TryClaimOrderTransactionId(session, clientCode, clOrdId, orderId, transactionId, refusal)
Claims the ClOrdId an order command opens under, which is also the transaction id it runs on.
- session
- Client session.
- clientCode
- The client the order is for, which a service login names.
- clOrdId
- The id the client gave the order.
- orderId
- The id the order is written down under, or when the command names none.
- transactionId
- The transaction id the order runs on.
- refusal
- Why the order is refused, when it is.
Rückgabe: when the order may go on.
protected bool TryReadCancelTransactionId(TClientSession session, string clientCode, string clOrdId, long transactionId, Exception refusal)
result = baseProtocolServer.TryReadCancelTransactionId(session, clientCode, clOrdId, transactionId, refusal)
The transaction id a command that opens no order runs on: a cancel, a mass cancel, or a replace that names its order by the order's id alone.
- session
- Client session.
- clientCode
- The client the command is for, which a service login names.
- clOrdId
- The id the client gave the command.
- transactionId
- The transaction id the command runs on.
- refusal
- Why the command is refused, when it is.
Rückgabe: when the command may go on.
protected static bool TryReadOrderTransactionId(string clOrdId, long transactionId, Exception refusal)
result = BaseProtocolServer.TryReadOrderTransactionId(clOrdId, transactionId, refusal)
The transaction id of the order a ClOrdId names.
- clOrdId
- The ClOrdId.
- transactionId
- The transaction id.
- refusal
- Why the ClOrdId is refused, when it is not a positive whole number.
Rückgabe: when the ClOrdId is such a number.
protected static bool TryReadOrigTransactionId(string origClOrdId, long transactionId, Exception refusal)
result = BaseProtocolServer.TryReadOrigTransactionId(origClOrdId, transactionId, refusal)
The client's number of the order a cancel or a replace names, or zero when it names the order by the order's id alone.
- origClOrdId
- The OrigClOrdId the command carries.
- transactionId
- The order's number, or zero.
- refusal
- Why the command is refused, when it is.
Rückgabe: when the command may go on.
protected bool TryTakeReplaceTransactionId(TClientSession session, string clientCode, string clOrdId, long? orderId, bool isMove, long transactionId, Exception refusal)
result = baseProtocolServer.TryTakeReplaceTransactionId(session, clientCode, clOrdId, orderId, isMove, transactionId, refusal)
The transaction id a replace runs on.
- session
- Client session.
- clientCode
- The client the replace is for, which a service login names.
- clOrdId
- The id the client gave the replace.
- orderId
- The id the order is written down under, or when the replace names none.
- isMove
- Whether the replace names the client's previous number of the order.
- transactionId
- The transaction id the replace runs on.
- refusal
- Why the replace is refused, when it is.
Rückgabe: when the replace may go on.
protected static bool TryToTransactionId(string requestId, long transactionId)
result = BaseProtocolServer.TryToTransactionId(requestId, transactionId)
The transaction id a request names, when the id its client gave is a positive whole number.
- requestId
- The id the client gave the request.
- transactionId
- The transaction id.
Rückgabe: when the id is such a number.
Ereignisse
public event Action<IMessageListenerSession> SessionConnected
baseProtocolServer.SessionConnected += handler
Session Connected Event.
public event Action<IMessageListenerSession> SessionDisconnected
baseProtocolServer.SessionDisconnected += handler
Session Disconnected Event.
public event Action StateChanged
baseProtocolServer.StateChanged += handler
Ereignis der Zustandsänderung.
public event Action<ServerSubscription> SubscriptionChanged
baseProtocolServer.SubscriptionChanged += handler
Client-Abonnement änderte Ereignis.
Felder
protected readonly List<Task> _backgroundTasks
value = baseProtocolServer._backgroundTasks
Hintergrundaufgaben (Clients akzeptieren, Nachrichten verarbeiten usw.).
protected readonly SynchronizedSet<ServerSubscription> _changedSubscriptions
value = baseProtocolServer._changedSubscriptions
Geänderte Abonnements bis zur Benachrichtigung.
protected readonly CachedSynchronizedDictionary<string, CachedSynchronizedList<TClientSession>> _clientSessions
value = baseProtocolServer._clientSessions
Client-Sitzungen nach Sitzungsschlüssel gruppiert (e.g. SenderCompId).
protected readonly Channel<ValueTuple<IMessageListenerSession, Message>> _incomingMessages
value = baseProtocolServer._incomingMessages
Kanal für eingehende Nachrichten.
protected readonly Channel<ValueTuple<IMessageListenerSession, Message>> _outgoingMessages
value = baseProtocolServer._outgoingMessages
Kanal für ausgehende Nachrichten (Sitzung + Nachrichtenpaare).
protected readonly SessionSubscriptions<TSubscription, TClientSession> _subscriptions
value = baseProtocolServer._subscriptions
Zeichnungsinhaber.