/*
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更新了EMQ连接方式
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*/
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using System.Collections.Generic;
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using System;
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using MQTTnet.Client;
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using System.Threading.Tasks;
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using Shared;
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using Shared.SimpleControl;
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using MQTTnet;
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using System.Text;
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using System.Security.Cryptography;
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using System.IO;
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namespace SmartHome
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{
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public static class MqttCommon
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{
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static string mqttEncryptKey = "";
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static string checkGatewayTopicBase64 = "";
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static RemoteMACInfo CurRemoteMACInfo = null;
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/// <summary>
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/// 手机标识
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/// </summary>
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static Guid currentGuid = Guid.NewGuid ();
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/// <summary>
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/// 外网的MQTT是否正在连接
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/// </summary>
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/// <summary>
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/// 远程MqttClient
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/// </summary>
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/// <summary>
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/// 远程MqttClient
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/// </summary>
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public static IMqttClient RemoteMqttClient = new MqttFactory ().CreateMqttClient ();
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static bool thisShowTip = true;
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//static string mqttRequestParToken="";
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/// <summary>
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/// 推送标识
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/// </summary>
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static string PushSignStr = System.DateTime.Now.Ticks.ToString ();
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/// <summary>
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/// 断开远程Mqtt的链接
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/// </summary>
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public static async System.Threading.Tasks.Task DisConnectRemoteMqttClient (string s = "")
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{
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try {
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if (remoteIsConnected) {
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remoteIsConnected = false;
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System.Console.WriteLine ($"Remote主动断开_{s}");
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//await RemoteMqttClient.DisconnectAsync(new MQTTnet.Client.Disconnecting.MqttClientDisconnectOptions { }, CancellationToken.None);
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await RemoteMqttClient.DisconnectAsync ();
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}
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} catch (Exception e) {
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System.Console.WriteLine ($"Remote断开通讯连接出异常:{e.Message}");
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}
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}
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static DateTime dateTime = DateTime.MinValue;
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/// <summary>
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/// 外网的MQTT是否正在连接
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/// </summary>
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static bool remoteMqttIsConnecting;
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static bool remoteIsConnected;
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static MqttCommon ()
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{
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InitMqtt ();
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}
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public static bool IsInitMqtt = false;
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static void InitMqtt()
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{
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new System.Threading.Thread (async () => {
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while (true) {
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try {
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System.Threading.Thread.Sleep (100);
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//if (!MainPage.LoginUser.IsLogin) {
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// continue;
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//}
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if (!CommonPage.IsRemote) continue;
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await StartCloudMqtt ();
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await SubscribeTopics ();
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} catch { }
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}
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}) { IsBackground = true }.Start ();
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}
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static bool isSubscribeSuccess;
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static async Task SubscribeTopics ()
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{
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if (remoteIsConnected && !isSubscribeSuccess) {
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try {
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var topicFilter1 = new TopicFilter { QualityOfServiceLevel = MQTTnet.Protocol.MqttQualityOfServiceLevel.ExactlyOnce, Topic = $"/BusGateWayToClient/{CurRemoteMACInfo.macMark}/NotifyBusGateWayInfoChange" };
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var topicFilter2 = new TopicFilter { QualityOfServiceLevel = MQTTnet.Protocol.MqttQualityOfServiceLevel.AtMostOnce, Topic = $"/BusGateWayToClient/{CurRemoteMACInfo.macMark}/Common/#" };
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var topicFilter3 = new TopicFilter { QualityOfServiceLevel = MQTTnet.Protocol.MqttQualityOfServiceLevel.ExactlyOnce, Topic = $"/BusGateWayToClient/{CurRemoteMACInfo.clientId}/Push/NotifySqueeze" };
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var result = await RemoteMqttClient.SubscribeAsync (new TopicFilter [] { topicFilter1, topicFilter2, topicFilter3 });
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if (result.Items [0].ResultCode == MQTTnet.Client.Subscribing.MqttClientSubscribeResultCode.GrantedQoS2) {
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isSubscribeSuccess = true;
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}
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//var Topic1 = $"/BusGateWayToClient/{CurRemoteMACInfo.macMark}/NotifyBusGateWayInfoChange";
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//var Topic2 = $"/BusGateWayToClient/{CurRemoteMACInfo.macMark}/Common/#";
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//var Topic3 = $"/BusGateWayToClient/{CurRemoteMACInfo.clientId}/Push/NotifySqueeze";
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//try {
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// await RemoteMqttClient.SubscribeAsync (Topic1);
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// await RemoteMqttClient.SubscribeAsync (Topic2);
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// await RemoteMqttClient.SubscribeAsync (Topic3);
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//} catch (Exception e) {
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// await DisConnectRemoteMqttClient (e.Message);
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// await StartCloudMqtt ();
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// if (remoteIsConnected) {
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// await RemoteMqttClient.SubscribeAsync (Topic1);
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// await RemoteMqttClient.SubscribeAsync (Topic2);
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// await RemoteMqttClient.SubscribeAsync (Topic3);
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// }
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//}
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} catch { }
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}
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}
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/// <summary>
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/// 启动远程Mqtt
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/// </summary>
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public static async Task StartCloudMqtt ()
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{
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//追加：没有远程连接的权限
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if (remoteMqttIsConnecting
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|| remoteIsConnected || !MainPage.LoginUser.IsLogin) {
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return;
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}
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await System.Threading.Tasks.Task.Factory.StartNew (async () => {
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//try {
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lock (RemoteMqttClient) {
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//表示后面将进行连接
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remoteMqttIsConnecting = true;
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#region 初始化远程Mqtt
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//(3)当[连接云端的Mqtt成功后]或者[以及后面App通过云端Mqtt转发数据给网关成功后],处理接收到云端数据包响应时在mqttServerClient_ApplicationMessageReceived这个方法处理
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if (RemoteMqttClient.ApplicationMessageReceivedHandler == null) {
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RemoteMqttClient.UseApplicationMessageReceivedHandler ((e) => {
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try {
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var topic = e.ApplicationMessage.Topic;
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//Console.WriteLine ("回复Topic={0}", topic);
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if (topic == $"/BusGateWayToClient/{CurRemoteMACInfo.clientId}/Push/NotifySqueeze") {
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var mMes = CommonPage.MyEncodingUTF8.GetString (e.ApplicationMessage.Payload);
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//收到挤下线主题
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ReceiveNotifySqueezeAsync (mMes);
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} else if (topic == $"/BusGateWayToClient/{CurRemoteMACInfo.macMark}/NotifyBusGateWayInfoChange") {//网关上线，需要更新aeskey
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//收到网关上线消息主题
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ReceiveNotifyBusGateWayInfoChange ();
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}
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else if (topic == $"/BusGateWayToClient/{CurRemoteMACInfo.macMark}/Common/CheckGateway") {
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var ss = CommonPage.MyEncodingUTF8.GetString (e.ApplicationMessage.Payload);
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ReceiveCheckGateway (ss);
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}
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else {
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var packet = new Packet ();
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if (!string.IsNullOrEmpty (mqttEncryptKey)) {
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packet.Bytes = Shared.Securitys.EncryptionService.AesDecryptPayload (e.ApplicationMessage.Payload, mqttEncryptKey);
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} else {
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packet.Bytes = e.ApplicationMessage.Payload;
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}
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packet.Manager ();
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}
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} catch { }
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});
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}
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if (RemoteMqttClient.DisconnectedHandler == null) {
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RemoteMqttClient.UseDisconnectedHandler (async (e) => {
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System.Console.WriteLine ($"远程连接断开");
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isSubscribeSuccess = false;
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await DisConnectRemoteMqttClient ("StartRemoteMqtt.DisconnectedHandler");
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if (CommonPage.IsRemote) {
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Application.RunOnMainThread (() => {
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Shared.SimpleControl.Phone.UserMiddle.LinkStatusTip.BackgroundColor = SkinStyle.Current.DelColor;
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});
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}
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});
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}
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if (RemoteMqttClient.ConnectedHandler == null) {
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RemoteMqttClient.UseConnectedHandler (async (e) => {
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System.Console.WriteLine ($"远程连接成功");
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Shared.Application.RunOnMainThread (() => {
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Shared.SimpleControl.Phone.UserMiddle.LinkStatusTip.BackgroundColor = 0xAA69E64A;
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});
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Shared.SimpleControl.Phone.UserMiddle.ReadAllDeviceStatus ();
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if (CurRemoteMACInfo != null) {
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if (CurRemoteMACInfo.isValid == "InValid") {
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MainPage.AddTip (Language.StringByID (Shared.SimpleControl.R.MyInternationalizationString.RemoteFailedGatewayOffline));
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Application.RunOnMainThread (() => {
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Shared.SimpleControl.Phone.UserMiddle.LinkStatusTip.BackgroundColor = SkinStyle.Current.DelColor;
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});
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} else {
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MqttRemoteSend (new byte [] { 0 }, 3);
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}
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}
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});
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}
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#endregion
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}
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try {
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//--第一步：获取mqtt链接参数 提交MAC 服务器自动判断是否为新网关，返回是否需要自动切换远程连接的服务器
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var mqttInfoUrl = @"https://global.hdlcontrol.com/HangZhouHdlCloudApi/EmqMqtt/GetConnMqttInfo";//获取连接远程云端Emq Mqtt 服务器连接信息
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var mqttInfoRequestPar = new RemoteRequestParameters () {
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PlatformStr = "ON",
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LoginAccessToken = MainPage.LoginUser.LoginTokenString,
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RequestVersion = MainPage.CodeIDString,
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RequestProtocolType = 0,
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RequestSource = 1,
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HdlGatewayGatewayType = 0,
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PublishPayloadJsonStr = PushSignStr,
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Mac = UserConfig.Instance.CurrentRegion.MAC,
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//IsRedirectSelectEmqServer = true
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};
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var mqttInfoRequestResult = MainPage.RequestHttps ("", Newtonsoft.Json.JsonConvert.SerializeObject (mqttInfoRequestPar), false, false, mqttInfoUrl);
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if (mqttInfoRequestResult != null && mqttInfoRequestResult.ResponseData != null) {
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try {
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var mqttInfoRequestResult_Obj = Newtonsoft.Json.JsonConvert.DeserializeObject<MqttInfo> (mqttInfoRequestResult.ResponseData.ToString ());
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if (mqttInfoRequestResult_Obj != null) {
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string url = mqttInfoRequestResult_Obj.connEmqDomainPort;
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string clientId = mqttInfoRequestResult_Obj.connEmqClientId;
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string username = mqttInfoRequestResult_Obj.connEmqUserName;
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string passwordRemote = mqttInfoRequestResult_Obj.connEmqPwd;
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if (mqttInfoRequestResult_Obj.AccountAllGateways != null && mqttInfoRequestResult_Obj.AccountAllGateways.Count > 0) {
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//----第二步找出是否存在匹配当前住宅的mac，存在再进行远程。
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CurRemoteMACInfo = mqttInfoRequestResult_Obj.AccountAllGateways.Find ((obj) => obj.mac == UserConfig.Instance.CurrentRegion.MAC);
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if (CurRemoteMACInfo != null) {
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CurRemoteMACInfo.LoginAccessToken = MainPage.LoginUser.LoginTokenString;
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CurRemoteMACInfo.clientId = clientId;
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mqttEncryptKey = CurRemoteMACInfo.isNewBusproGateway ? CurRemoteMACInfo.aesKey : "";
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var options1 = new MQTTnet.Client.Options.MqttClientOptionsBuilder ()
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.WithClientId (clientId)
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.WithTcpServer (url.Split (':') [1].Substring ("//".Length), int.Parse (url.Split (':') [2]))
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.WithCredentials (username, passwordRemote)
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.WithCleanSession ()
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.WithCommunicationTimeout (new TimeSpan (0, 0, 20))
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.Build ();
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await DisConnectRemoteMqttClient ("StartRemoteMqtt");
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await RemoteMqttClient.ConnectAsync (options1);
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remoteIsConnected = true;
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IsDisConnectingWithSendCatch = false;
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}
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}
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}
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} catch { }
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}
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} catch (Exception e) {
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} finally {
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//最终要释放连接状态
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remoteMqttIsConnecting = false;
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}
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});
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}
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/// <summary>
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/// 收到网关上线消息
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/// </summary>
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static void ReceiveNotifyBusGateWayInfoChange ()
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{
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var gatewayListUrl = @"https://developer.hdlcontrol.com/Center/Center/GetGatewayPagger"; //App、Buspro软件登录后获取网关列表 http 请求
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var gatewayListRequestPar = new RemoteRequestParameters () { Mac = CurRemoteMACInfo.mac, LoginAccessToken = MainPage.LoginUser.LoginTokenString, RequestVersion = "RequestVersion1", RequestProtocolType = 0, RequestSource = 1 };
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var gatewayListRequestResult = MainPage.RequestHttps ("", Newtonsoft.Json.JsonConvert.SerializeObject (gatewayListRequestPar), false, false, gatewayListUrl);
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var gatewayListRequestResult_Obj = Newtonsoft.Json.JsonConvert.DeserializeObject<MqttRemoteInfo> (gatewayListRequestResult.ResponseData.ToString ());
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if (gatewayListRequestResult_Obj != null && gatewayListRequestResult_Obj.pageData.Count > 0) {
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CurRemoteMACInfo.aesKey = gatewayListRequestResult_Obj.pageData [0].aesKey;
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mqttEncryptKey = CurRemoteMACInfo.isNewBusproGateway ? CurRemoteMACInfo.aesKey : "";
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}
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}
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/// <summary>
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/// 收到挤下线推送
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/// </summary>
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static void ReceiveNotifySqueezeAsync (string mMes)
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{
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if (mMes == PushSignStr) return;//是自己的登录推送不处理
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//断开远程连接
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CommonPage.IsRemote = false;
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if (!MainPage.LoginUser.IsLogin) {
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return;
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}
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MainPage.LoginUser.LastTime = DateTime.MinValue;
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MainPage.LoginUser.SaveUserInfo ();
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Room.Lists.Clear ();
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//删除推送数据
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var webclient = new System.Net.WebClient ();
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webclient.Headers.Add (System.Net.HttpRequestHeader.Authorization, MainPage.LoginUser.LoginTokenString);
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webclient.DownloadStringAsync (new Uri ("https://global.hdlcontrol.com/HangZhouHdlCloudApi/ZigbeeUsers/SignOut"));
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DisConnectRemoteMqttClient ("挤下线");
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Application.RunOnMainThread (() => {
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Shared.SimpleControl.Phone.UserMiddle.LinkStatusTip.BackgroundColor = SkinStyle.Current.LinkStatusTipColor;
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new Shared.SimpleControl.Phone.AccountLogin (MainPage.LoginUser.AccountString, "").Show ();
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SharedMethod.SharedMethod.CurPageLayout = null;
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//CommonPage.IsRemote = false;
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MainPage.Loading.Hide ();
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new Alert (Language.StringByID (Shared.SimpleControl.R.MyInternationalizationString.Tip), Language.StringByID (Shared.SimpleControl.R.MyInternationalizationString.LoggedOnOtherDevices),
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Language.StringByID (Shared.SimpleControl.R.MyInternationalizationString.Close)).Show ();
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});
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#if HDL
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if (!String.IsNullOrEmpty (MainPage.LoginUser.AllVisionRegisterDevUserNameGuid)) {
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com.freeview.global.Video.Logout ();
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}///BusGateWayToClient/320c1fea-1866-4708-8277-e2321a4dd236/NotifyGateWayInfoChange
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#endif
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}
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/// <summary>
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/// 收到CheckGateway主题
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/// </summary>
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static void ReceiveCheckGateway (string mMes) {
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var obj = Newtonsoft.Json.JsonConvert.DeserializeObject<ResponsePack> (mMes);
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if (obj == null) {
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return;
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}
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switch (obj.StateCode) {
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case "HDLUdpDataForwardServerMqttClientNoOnLine":
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case "NoOnline":
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case "NetworkAnomaly"://不在线
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MainPage.AddTip (Language.StringByID (Shared.SimpleControl.R.MyInternationalizationString.RemoteFailedGatewayOffline));
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Application.RunOnMainThread (() => {
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Shared.SimpleControl.Phone.UserMiddle.LinkStatusTip.BackgroundColor = SkinStyle.Current.DelColor;
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});
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break;
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case "NoRecord"://MAC不正确
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MainPage.AddTip (Language.StringByID (Shared.SimpleControl.R.MyInternationalizationString.MACError));
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Application.RunOnMainThread (() => {
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Shared.SimpleControl.Phone.UserMiddle.LinkStatusTip.BackgroundColor = SkinStyle.Current.DelColor;
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});
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break;
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case "Success":
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MainPage.AddTip (UserConfig.Instance.CurrentRegion.RegionName + ":" + Language.StringByID (Shared.SimpleControl.R.MyInternationalizationString.LinkSuccess));
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break;
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default:
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MainPage.AddTip (Language.StringByID (Shared.SimpleControl.R.MyInternationalizationString.LinkLoser));
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Application.RunOnMainThread (() => {
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Shared.SimpleControl.Phone.UserMiddle.LinkStatusTip.BackgroundColor = SkinStyle.Current.DelColor;
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});
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break;
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="message">附加数据包</param>
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/// <param name="optionType">操作类型：0=网关控制；1=订阅网关数据;2=订阅网关上线数据</param>
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/// <returns></returns>
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public static async Task MqttRemoteSend (byte [] message, int optionType = 0)
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{
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try {
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string topicName;
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switch (optionType) {
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case 0:
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topicName = $"/ClientToBusGateWay/{CurRemoteMACInfo.macMark}/Common/ON";
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if (!string.IsNullOrEmpty (mqttEncryptKey)) {
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message = Shared.Securitys.EncryptionService.AesEncryptPayload (message, mqttEncryptKey);
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}
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await RemoteMqttClient.PublishAsync (new MqttApplicationMessage { Topic = topicName, Payload = message, Retain = false, QualityOfServiceLevel = MQTTnet.Protocol.MqttQualityOfServiceLevel.AtMostOnce });
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break;
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case 3:
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topicName = $"/ClientToBusGateWay/{CurRemoteMACInfo.macMark}/Common/CheckGateway";
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Console.WriteLine ("CheckGateway");
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await RemoteMqttClient.PublishAsync (new MqttApplicationMessage { Topic = topicName, Retain = false, QualityOfServiceLevel = MQTTnet.Protocol.MqttQualityOfServiceLevel.AtMostOnce });
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break;
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}
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} catch (Exception e) {
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//System.Console.WriteLine ($"============>Mqtt MqttRemoteSend catch");
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if (!IsDisConnectingWithSendCatch) {
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IsDisConnectingWithSendCatch = true;
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await DisConnectRemoteMqttClient ("SendCatch");
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}
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}
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}
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/// <summary>
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/// SendCatch 后执行一次断开操作
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/// </summary>
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static bool IsDisConnectingWithSendCatch = false;
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}
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}
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public class RemoteRequestParameters
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{
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public string RequestVersion;
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public int RequestSource;
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public string LoginAccessToken;
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public int RequestProtocolType;
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public int HdlGatewayGatewayType = 0;
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public bool IsRedirectSelectEmqServer = false;
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/// <summary>
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/// 平台类型字符串
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/// </summary>
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public string PlatformStr;
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/// <summary>
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/// 发布主题负载
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/// </summary>
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public string PublishPayloadJsonStr;
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public string Mac = "";
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public string GroupName = "";
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}
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public class MqttRemoteInfo
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{
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public List<RemoteMACInfo> pageData;
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public int pageIndex = 0;
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public int pageSize = 10;
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public int totalCount = 3;
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public int totalPages = 1;
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public bool hasPreviousPage = false;
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public bool hasNextPage = false;
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}
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public class MqttInfo
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{
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public string connEmqDomainPort;
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public string connEmqClientId;
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public string connEmqUserName;
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public string connEmqPwd;
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public List<RemoteMACInfo> AccountAllGateways;
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}
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public class RemoteMACInfo
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{
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public string mac;
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public string macMark;
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public string isValid;
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public string aesKey;
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public bool isNewBusproGateway;
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public string groupName;
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public string projectName;
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public string userName;
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public string clientId;
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//app自定义数据
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public string md5_mac_string;
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public string LoginAccessToken;
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}
|
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namespace Shared.Securitys
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{
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public partial class EncryptionService
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{
|
|
#region 加密
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/// <summary>
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/// 加密主题为Base64
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/// </summary>
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/// <param name="pToEncrypt"></param>
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/// <param name="key"></param>
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/// <returns></returns>
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public static string AesEncryptTopic (string pToEncrypt, string key)
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{
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if (string.IsNullOrEmpty (pToEncrypt)) return null;
|
if (string.IsNullOrEmpty (key)) return pToEncrypt;
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//需要加密内容的明文流
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Byte [] toEncryptArray = Encoding.UTF8.GetBytes (pToEncrypt);
|
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//配置AES加密Key(密钥、向量、模式、填充)
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RijndaelManaged rm = new RijndaelManaged {
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Key = Encoding.UTF8.GetBytes (key),
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IV = Encoding.UTF8.GetBytes (key),
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Mode = CipherMode.CBC,
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Padding = PaddingMode.PKCS7
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};
|
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//创建AES加密器对象
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ICryptoTransform cTransform = rm.CreateEncryptor ();
|
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//使用AES将明文流转成密文字节数组
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Byte [] resultArray = cTransform.TransformFinalBlock (toEncryptArray, 0, toEncryptArray.Length);
|
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//将AES生成的密文字节数组转成Base64字符串
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return Convert.ToBase64String (resultArray, 0, resultArray.Length);
|
}
|
|
|
/// <summary>
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/// 加密负载为二进制流
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/// </summary>
|
/// <param name="toEncryptArray"></param>
|
/// <param name="key"></param>
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/// <returns></returns>
|
public static byte [] AesEncryptPayload (byte [] toEncryptArray, string key)
|
{
|
if (string.IsNullOrEmpty (key)) return toEncryptArray;
|
//配置AES加密Key(密钥、向量、模式、填充)
|
var rm = new RijndaelManaged {
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Key = Encoding.UTF8.GetBytes (key),
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IV = Encoding.UTF8.GetBytes (key),
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Mode = CipherMode.CBC,
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Padding = PaddingMode.PKCS7
|
};
|
|
//创建AES加密器对象
|
var cTransform = rm.CreateEncryptor ();
|
//使用AES将明文流转成密文字节数组
|
return cTransform.TransformFinalBlock (toEncryptArray, 0, toEncryptArray.Length);
|
}
|
#endregion
|
|
|
#region 解密
|
/// <summary>
|
/// 解密主题数据
|
/// </summary>
|
/// <param name="pToDecrypt"></param>
|
/// <param name="key"></param>
|
/// <returns></returns>
|
public static string AesDecryptTopic (string pToDecrypt, string key)
|
{
|
//AES密文Base64转成字符串
|
Byte [] toEncryptArray = Convert.FromBase64String (pToDecrypt);
|
|
//配置AES加密Key(密钥、向量、模式、填充)
|
RijndaelManaged rm = new RijndaelManaged {
|
Key = Encoding.UTF8.GetBytes (key),
|
IV = Encoding.UTF8.GetBytes (key),
|
Mode = CipherMode.CBC,
|
Padding = PaddingMode.PKCS7
|
};
|
|
//创建AES解密器对象
|
ICryptoTransform cTransform = rm.CreateDecryptor ();
|
|
//使用AES将密文流转成明文的字节数组
|
Byte [] resultArray = cTransform.TransformFinalBlock (toEncryptArray, 0, toEncryptArray.Length);
|
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//转成字符串
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return Encoding.UTF8.GetString (resultArray);
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}
|
|
/// <summary>
|
/// 采用Aes解密负载数据
|
/// </summary>
|
/// <param name="toEncryptArray"></param>
|
/// <param name="key"></param>
|
/// <returns></returns>
|
public static byte [] AesDecryptPayload (byte [] toEncryptArray, string key)
|
{
|
//配置AES加密Key(密钥、向量、模式、填充)
|
var rm = new RijndaelManaged {
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Key = Encoding.UTF8.GetBytes (key),
|
IV = Encoding.UTF8.GetBytes (key),
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Mode = CipherMode.CBC,
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Padding = PaddingMode.PKCS7
|
};
|
|
//创建AES解密器对象
|
var cTransform = rm.CreateDecryptor ();
|
|
//使用AES将密文流转成明文的字节数组
|
return cTransform.TransformFinalBlock (toEncryptArray, 0, toEncryptArray.Length);
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}
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#endregion
|
|
|
}
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}
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