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More options for disconnect (#1557)

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* Expose more options in disconnect options.

* Expose more options in disconnect API.

* Refactor code.

* Expose user properties in disconnected event.

* Expose more disconnect options in server.

* Fix build errors

* Add new samples.

* Fix client cleanup

* Fix merge conflicts
This commit is contained in:
Christian
2022-12-23 17:09:02 +01:00
committed by GitHub
parent abe7bbda15
commit fdf00f1b18
28 changed files with 752 additions and 366 deletions
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Source/MQTTnet/Server/Events/ClientDisconnectedEventArgs.cs
+42 -1
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@@ -4,17 +4,30 @@
using System;
using System.Collections;
using System.Collections.Generic;
using MQTTnet.Packets;
using MQTTnet.Protocol;
namespace MQTTnet.Server
{
public sealed class ClientDisconnectedEventArgs : EventArgs
{
public ClientDisconnectedEventArgs(string clientId, MqttClientDisconnectType disconnectType, string endpoint, IDictionary sessionItems)
readonly MqttDisconnectPacket _disconnectPacket;
public ClientDisconnectedEventArgs(
string clientId,
MqttDisconnectPacket disconnectPacket,
MqttClientDisconnectType disconnectType,
string endpoint,
IDictionary sessionItems)
{
ClientId = clientId ?? throw new ArgumentNullException(nameof(clientId));
DisconnectType = disconnectType;
Endpoint = endpoint;
SessionItems = sessionItems ?? throw new ArgumentNullException(nameof(sessionItems));
// The DISCONNECT packet can be null in case of a non clean disconnect or session takeover.
_disconnectPacket = disconnectPacket;
}
/// <summary>
@@ -27,9 +40,37 @@ namespace MQTTnet.Server
public string Endpoint { get; }
/// <summary>
/// Gets the reason code sent by the client.
/// Only available for clean disconnects.
/// <remarks>MQTT 5.0.0+ feature.</remarks>
/// </summary>
public MqttDisconnectReasonCode? ReasonCode => _disconnectPacket?.ReasonCode;
/// <summary>
/// Gets the reason string sent by the client.
/// Only available for clean disconnects.
/// <remarks>MQTT 5.0.0+ feature.</remarks>
/// </summary>
public string ReasonString => _disconnectPacket?.ReasonString;
/// <summary>
/// Gets the session expiry interval sent by the client.
/// Only available for clean disconnects.
/// <remarks>MQTT 5.0.0+ feature.</remarks>
/// </summary>
public uint SessionExpiryInterval => _disconnectPacket?.SessionExpiryInterval ?? 0;
/// <summary>
/// Gets or sets a key/value collection that can be used to share data within the scope of this session.
/// </summary>
public IDictionary SessionItems { get; }
/// <summary>
/// Gets the user properties sent by the client.
/// Only available for clean disconnects.
/// <remarks>MQTT 5.0.0+ feature.</remarks>
/// </summary>
public List<MqttUserProperty> UserProperties => _disconnectPacket?.UserProperties;
}
}