95 lines
3.4 KiB
C#
95 lines
3.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using Common;
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using Domain;
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using RCUHost.Protocols;
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using Dao;
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using CommonEntity;
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namespace RCUHost.Implement
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{
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/// <summary>
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/// 发送命令给rcu，获取密钥
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/// </summary>
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public class HostSecretReceiver : GenericReceiverBase, IHostSecretReceiver
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{
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private static log4net.ILog logger = log4net.LogManager.GetLogger(typeof(HostSecretReceiver));
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public IHostRepository HostRepository { get; set; }
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public void Send(Host host)
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{
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var data = CreateHostSecretPacket(host);
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Send(data, host.HostNumber, host.MAC);// host.IP, host.Port);
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}
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public byte[] CreateHostSecretPacket(Host host)
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{
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SystemHeader systemHeader = CreateSystemHeader();
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int size = StructConverter.SizeOf(systemHeader) + 2;
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systemHeader.FrameLength = (ushort)size;
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using (MemoryStream stream = new MemoryStream(size))
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{
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using (BinaryWriter writer = new BinaryWriter(stream))
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{
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writer.Write(StructConverter.StructToBytes(systemHeader));
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writer.Write(new byte[] { 0, 0 });
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return stream.ToArray();
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}
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}
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}
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public override void Process(ReceiverContext context)
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{
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//base.Process(context);
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string HostNumberOnly = context.SystemHeader.Value.HostNumber.ToString();
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Host host = null;
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string Key = CacheKey.HostInfo_Key_HostNumber + "_" + HostNumberOnly;
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object obj = MemoryCacheHelper.Get(Key);
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if (obj != null)
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{
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host = obj as Host;
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}
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else
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{
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host = HostRepository.GetByHostNumber(context.SystemHeader.Value.HostNumber.ToString());
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MemoryCacheHelper.SlideSet(Key,host);
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}
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if (host != null)
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{
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try
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{
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int offset = StructConverter.SizeOf(context.SystemHeader);
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int length = context.Data.Length - offset - 2;
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using (MemoryStream stream = new MemoryStream(context.Data, offset, length))
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{
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using (BinaryReader reader = new BinaryReader(stream))
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{
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reader.ReadBytes(4);//string hostVersion = String.Join(".", reader.ReadBytes(4));
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reader.ReadBytes(6);//string mac = BitConverter.ToString(reader.ReadBytes(6));
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string hostSecret = System.Text.Encoding.UTF8.GetString(reader.ReadBytes(32));
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host.HostSecret = hostSecret;
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HostRepository.Update(host);
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}
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}
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}
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catch (Exception ex)
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{
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logger.Error(context.RemoteEndPoint.Address.ToString() + ":" + context.RemoteEndPoint.Port.ToString() + ":" + Tools.ByteToString(context.Data));
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logger.Error("解析【" + host.HostNumber + "】客房主机密钥出错。", ex);
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}
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}
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}
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public override CommandType CommandType
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{
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get { return CommandType.GetHostSecret; }
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}
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}
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}
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