/// <summary>解码</summary>
/// <param name="context"></param>
/// <param name="pk"></param>
/// <returns></returns>
protected override IList <IMessage> Decode(IHandlerContext context, Packet pk)
{
var ss = context.Owner as IExtend;
var pc = ss["Codec"] as PacketCodec;
if (pc == null)
{
ss["Codec"] = pc = new PacketCodec {
GetLength = DefaultMessage.GetLength
}
}
;
var pks = pc.Parse(pk);
var list = pks.Select(e =>
{
var msg = new DefaultMessage();
if (!msg.Read(e))
{
return(null);
}
return(msg as IMessage);
}).ToList();
return(list);
}
public void TestMultiplePacket()
{
var codec = new PacketCodec();
var a = new ConnectPacket();
var b = new DisconnectPacket();
var stream = new MemoryStream();
var writer = new BinaryWriter(stream);
var data = ByteJoin.Combine(codec.Encode(a), codec.Encode(b));
var reader = new BinaryReader(new MemoryStream(data));
var iter = new PacketEnumerator(reader);
// 1st packet
{
Assert.True(iter.MoveNext());
ConnectPacket p;
Assert.True(iter.GetCurrent(out p));
Assert.Equal(a, p);
}
// 2nd packet
{
Assert.True(iter.MoveNext());
DisconnectPacket p;
Assert.True(iter.GetCurrent(out p));
Assert.Equal(b, p);
}
// end of stream
{
Assert.False(iter.MoveNext());
}
}
/// <summary>解码</summary>
/// <param name="context"></param>
/// <param name="pk"></param>
/// <returns></returns>
protected override IList <Packet> Decode(IHandlerContext context, Packet pk)
{
var ss = context.Owner as IExtend;
var pc = ss["Codec"] as PacketCodec;
if (pc == null)
{
ss["Codec"] = pc = new PacketCodec {
Expire = Expire, GetLength = p => GetLength(p, Offset, Size)
}
}
;
var pks = pc.Parse(pk);
// 跳过头部长度
var len = Offset + Math.Abs(Size);
foreach (var item in pks)
{
item.Set(item.Data, item.Offset + len, item.Count - len);
}
return(pks);
}
}
void HandleDisconnect(Session session, DisconnectPacket p)
{
if (session.State == SessionState.Disconnected)
{
log.Info($"already disconnected: id={session.ID}");
return;
}
// 연결 종료는 소켓이 끊어질떄도 있고
// 유저가 직접 종료시키는 경우도 있다
// disconnect를 여러번 호출해도 꺠지지 않도록 하자
// 연결 끊은것을 연결 종료 패킷처럼 다루면
// 상위 레이어에서의 처리가 간단해진다
if (session.WorldID != null)
{
var leave = new WorldLeavePacket();
var codec = new PacketCodec();
var bytes = codec.Encode(leave);
var pair = new ReceivedPacket <WorldLeavePacket>(session, bytes);
HandleWorldLeave(session, pair);
}
log.Info($"disconnect: id={session.ID}");
var disconnect = new DisconnectPacket();
session.SendLazy(disconnect);
// 연결 끊어도 된다는 표시 해두기. 언제 끊어도 상관 없어야한다
NetworkStack.Session.CloseSessionActive(session);
}
/// <summary>解码</summary>
/// <param name="context"></param>
/// <param name="pk"></param>
/// <returns></returns>
protected override IList <IMessage> Decode(IHandlerContext context, Packet pk)
{
var ss = context.Owner as IExtend;
if (ss["Codec"] is not PacketCodec pc)
{
ss["Codec"] = pc = new PacketCodec
{
GetLength = DefaultMessage.GetLength,
Tracer = (context.Owner as ISocket)?.Tracer
};
}
var pks = pc.Parse(pk);
var list = pks.Select(e =>
{
var msg = new DefaultMessage();
if (!msg.Read(e))
{
return(null);
}
return(msg as IMessage);
}).ToList();
return(list);
}
/// <summary>解码</summary>
/// <param name="context"></param>
/// <param name="pk"></param>
/// <returns></returns>
protected override IList <Packet> Decode(IHandlerContext context, Packet pk)
{
var ss = context.Owner as IExtend;
if (ss["Codec"] is not PacketCodec pc)
{
ss["Codec"] = pc = new PacketCodec
{
Expire = Expire,
GetLength = p => GetLength(p, Offset, Size),
Offset = Offset,
Tracer = (context.Owner as ISocket)?.Tracer
};
}
var pks = pc.Parse(pk);
// 跳过头部长度
var len = Offset + Math.Abs(Size);
foreach (var item in pks)
{
item.Set(item.Data, item.Offset + len, item.Count - len);
}
return(pks);
}
public ServerNetworkManager()
{
this.Started = false;
this.StartedLock = new object();
this.PacketCodec = new PacketCodec();
this.Listener = null;
this.Clients = new List <ClienNetworkManager>();
this.AcceptThread = null;
this.NetworkThread = null;
}
/// <summary>解码</summary>
/// <param name="context"></param>
/// <param name="pk">包</param>
/// <returns></returns>
protected IList <Packet> Decode(IHandlerContext context, Packet pk)
{
var ss = context.Owner as IExtend;
if (ss["Codec"] is not PacketCodec pc)
{
ss["Codec"] = pc = new PacketCodec {
MaxCache = MaxCacheDataLength, GetLength = GetLineLength
}
}
;
return(pc.Parse(pk));
}
protected override void OnClose(CloseEventArgs e)
{
log.Info($"OnClose: code={e.Code}, reason={e.Reason}, wasClean={e.WasClean}");
// 소켓이 닫히는건 아래쪽 레이어에서 감지한다
// 상위레이어로 소켓이 닫혔다는걸 알려주기
var p = new DisconnectPacket();
var codec = new PacketCodec();
transport.Recv(codec.Encode(p));
NetworkStack.Session.CloseSessionPassive(session);
session = null;
}
public void TestEncodeDecode()
{
var codec = new PacketCodec();
var a = new WelcomePacket(12, 34);
var stream = new MemoryStream();
var writer = new BinaryWriter(stream);
var data = codec.Encode(a);
var reader = new BinaryReader(new MemoryStream(data));
var type = codec.ReadPacketType(reader);
WelcomePacket b;
var ok = codec.TryDecode(type, reader, out b);
Assert.True(ok);
Assert.Equal(a, b);
}
public void TestSinglePacket()
{
var codec = new PacketCodec();
var a = new ConnectPacket();
var stream = new MemoryStream();
var writer = new BinaryWriter(stream);
var data = codec.Encode(a);
var reader = new BinaryReader(new MemoryStream(data));
var iter = new PacketEnumerator(reader);
Assert.True(iter.MoveNext());
Assert.Equal((short)a.Type, iter.CurrentType);
ConnectPacket p;
Assert.True(iter.GetCurrent(out p));
Assert.Equal(a, p);
}
