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project-meteor-server/FFXIVClassic World Server/Server.cs

502 lines
22 KiB
C#

using FFXIVClassic.Common;
using FFXIVClassic_World_Server.DataObjects;
using FFXIVClassic_World_Server.DataObjects.Group;
using FFXIVClassic_World_Server.Packets.Receive.Subpackets;
using FFXIVClassic_World_Server.Packets.Send.Subpackets.Groups;
using FFXIVClassic_World_Server.Packets.WorldPackets.Receive;
using FFXIVClassic_World_Server.Packets.WorldPackets.Receive.Group;
using System;
using System.Collections.Generic;
using System.Net;
using System.Net.Sockets;
namespace FFXIVClassic_World_Server
{
class Server
{
public const int FFXIV_MAP_PORT = 54992;
public const int BUFFER_SIZE = 0xFFFF; //Max basepacket size is 0xFFFF
public const int BACKLOG = 100;
private static Server mSelf;
//Connections
private Socket mServerSocket;
WorldManager mWorldManager;
PacketProcessor mPacketProcessor;
//Preloaded Maps
private Dictionary<uint, string> mIdToNameMap = new Dictionary<uint, string>();
//Session Management
private List<ClientConnection> mConnectionList = new List<ClientConnection>();
private Dictionary<uint, Session> mZoneSessionList = new Dictionary<uint, Session>();
private Dictionary<uint, Session> mChatSessionList = new Dictionary<uint, Session>();
public Server()
{
mSelf = this;
}
public static Server GetServer()
{
return mSelf;
}
public bool StartServer()
{
mPacketProcessor = new PacketProcessor(this);
LoadCharaNames();
mWorldManager = new WorldManager(this);
mWorldManager.LoadZoneServerList();
mWorldManager.LoadZoneEntranceList();
mWorldManager.ConnectToZoneServers();
IPEndPoint serverEndPoint = new System.Net.IPEndPoint(IPAddress.Parse(ConfigConstants.OPTIONS_BINDIP), int.Parse(ConfigConstants.OPTIONS_PORT));
try
{
mServerSocket = new System.Net.Sockets.Socket(serverEndPoint.Address.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
}
catch (Exception e)
{
throw new ApplicationException("Could not Create socket, check to make sure not duplicating port", e);
}
try
{
mServerSocket.Bind(serverEndPoint);
mServerSocket.Listen(BACKLOG);
}
catch (Exception e)
{
throw new ApplicationException("Error occured while binding socket, check inner exception", e);
}
try
{
mServerSocket.BeginAccept(new AsyncCallback(AcceptCallback), mServerSocket);
}
catch (Exception e)
{
throw new ApplicationException("Error occured starting listeners, check inner exception", e);
}
Console.ForegroundColor = ConsoleColor.White;
Program.Log.Info("World Server accepting connections @ {0}:{1}", (mServerSocket.LocalEndPoint as IPEndPoint).Address, (mServerSocket.LocalEndPoint as IPEndPoint).Port);
Console.ForegroundColor = ConsoleColor.Gray;
return true;
}
public void AddSession(ClientConnection connection, Session.Channel type, uint id)
{
Session session = new Session(id, connection, type);
switch (type)
{
case Session.Channel.ZONE:
//New character since world server loaded
if (!mIdToNameMap.ContainsKey(id))
AddNameToMap(id, session.characterName);
//TODO: this is technically wrong!!! Should kick out player and wait till auto-removed.
if (mZoneSessionList.ContainsKey(id))
mZoneSessionList.Remove(id);
mZoneSessionList.Add(id, session);
break;
case Session.Channel.CHAT:
if (!mChatSessionList.ContainsKey(id))
mChatSessionList.Add(id, session);
break;
}
}
public void RemoveSession(Session.Channel type, uint id)
{
switch (type)
{
case Session.Channel.ZONE:
if (mZoneSessionList.ContainsKey(id))
{
mZoneSessionList[id].clientConnection.Disconnect();
mConnectionList.Remove(mZoneSessionList[id].clientConnection);
mZoneSessionList.Remove(id);
}
break;
case Session.Channel.CHAT:
if (mChatSessionList.ContainsKey(id))
{
mChatSessionList[id].clientConnection.Disconnect();
mConnectionList.Remove(mChatSessionList[id].clientConnection);
mChatSessionList.Remove(id);
}
break;
}
}
public Session GetSession(uint targetSession, Session.Channel type = Session.Channel.ZONE)
{
switch (type)
{
case Session.Channel.ZONE:
if (mZoneSessionList.ContainsKey(targetSession))
return mZoneSessionList[targetSession];
break;
case Session.Channel.CHAT:
if (mChatSessionList.ContainsKey(targetSession))
return mChatSessionList[targetSession];
break;
}
return null;
}
public Session GetSession(string targetSessionName)
{
lock (mZoneSessionList)
{
foreach (Session s in mZoneSessionList.Values)
{
if (s.characterName != null && s.characterName.Equals(targetSessionName))
return s;
}
}
return null;
}
public void OnReceiveSubPacketFromZone(ZoneServer zoneServer, SubPacket subpacket)
{
uint sessionId = subpacket.header.targetId;
Session session = GetSession(sessionId);
subpacket.DebugPrintSubPacket();
if (subpacket.gameMessage.opcode >= 0x1000)
{
//subpacket.DebugPrintSubPacket();
switch (subpacket.gameMessage.opcode)
{
//Session Begin Confirm
case 0x1000:
SessionBeginConfirmPacket beginConfirmPacket = new SessionBeginConfirmPacket(subpacket.data);
if (beginConfirmPacket.invalidPacket || beginConfirmPacket.errorCode == 0)
Program.Log.Error("Session {0} had a error beginning session.", beginConfirmPacket.sessionId);
break;
//Session End Confirm
case 0x1001:
SessionEndConfirmPacket endConfirmPacket = new SessionEndConfirmPacket(subpacket.data);
if (!endConfirmPacket.invalidPacket && endConfirmPacket.errorCode == 0)
{
//Check destination, if != 0, update route and start new session
if (endConfirmPacket.destinationZone != 0)
{
session.routing1 = Server.GetServer().GetWorldManager().GetZoneServer(endConfirmPacket.destinationZone);
session.routing1.SendSessionStart(session);
}
else
{
RemoveSession(Session.Channel.ZONE, endConfirmPacket.sessionId);
RemoveSession(Session.Channel.CHAT, endConfirmPacket.sessionId);
}
}
else
Program.Log.Error("Session {0} had an error ending session.", endConfirmPacket.sessionId);
break;
//Zone Change Request
case 0x1002:
WorldRequestZoneChangePacket zoneChangePacket = new WorldRequestZoneChangePacket(subpacket.data);
if (!zoneChangePacket.invalidPacket)
{
GetWorldManager().DoZoneServerChange(session, zoneChangePacket.destinationZoneId, "", zoneChangePacket.destinationSpawnType, zoneChangePacket.destinationX, zoneChangePacket.destinationY, zoneChangePacket.destinationZ, zoneChangePacket.destinationRot);
}
break;
//Change leader or kick
case 0x1020:
PartyModifyPacket partyModifyPacket = new PartyModifyPacket(subpacket.data);
Party pt = mWorldManager.GetPartyManager().GetParty(subpacket.header.targetId);
if (pt.GetMemberCount() <= 1)
return;
if (partyModifyPacket.command == PartyModifyPacket.MODIFY_LEADER)
pt.SetLeaderPlayerRequest(GetSession(subpacket.header.sourceId), partyModifyPacket.name);
else if (partyModifyPacket.command == PartyModifyPacket.MODIFY_KICKPLAYER)
pt.KickPlayerRequest(GetSession(subpacket.header.sourceId), partyModifyPacket.name);
else if (partyModifyPacket.command == PartyModifyPacket.MODIFY_LEADER + 2)
pt.SetLeaderPlayerRequest(GetSession(subpacket.header.sourceId), partyModifyPacket.actorId);
else if (partyModifyPacket.command == PartyModifyPacket.MODIFY_KICKPLAYER + 2)
pt.KickPlayerRequest(GetSession(subpacket.header.sourceId), partyModifyPacket.actorId);
break;
//Party Resign or Disband
case 0x1021:
PartyLeavePacket partyLeavePacket = new PartyLeavePacket(subpacket.data);
Party leavePt = mWorldManager.GetPartyManager().GetParty(subpacket.header.sourceId);
if (!partyLeavePacket.isDisband)
leavePt.LeavePlayerRequest(GetSession(subpacket.header.sourceId));
else
leavePt.DisbandPlayerRequest(GetSession(subpacket.header.sourceId));
break;
//Party Invite Request
case 0x1022:
PartyInvitePacket partyInvitePacket = new PartyInvitePacket(subpacket.data);
if (partyInvitePacket.command == 1)
mWorldManager.ProcessPartyInvite(GetSession(subpacket.header.sourceId), partyInvitePacket.actorId);
else if (partyInvitePacket.command == 0)
{
Session inviteeByNamesSession = GetSession(partyInvitePacket.name);
if (inviteeByNamesSession != null)
mWorldManager.ProcessPartyInvite(GetSession(subpacket.header.sourceId), inviteeByNamesSession.sessionId);
else
{
//Show not found msg
}
}
break;
//Group Invite Result
case 0x1023:
GroupInviteResultPacket groupInviteResultPacket = new GroupInviteResultPacket(subpacket.data);
switch (groupInviteResultPacket.groupType)
{
case 0x2711:
mWorldManager.ProcessPartyInviteResult(GetSession(subpacket.header.sourceId), groupInviteResultPacket.result);
break;
case 0x2712:
mWorldManager.ProcessLinkshellInviteResult(GetSession(subpacket.header.sourceId), groupInviteResultPacket.result);
break;
}
break;
//Linkshell create request
case 0x1025:
CreateLinkshellPacket createLinkshellPacket = new CreateLinkshellPacket(subpacket.data);
mWorldManager.GetLinkshellManager().CreateLinkshell(createLinkshellPacket.name, createLinkshellPacket.crestid, createLinkshellPacket.master);
break;
//Linkshell modify request
case 0x1026:
ModifyLinkshellPacket modifyLinkshellPacket = new ModifyLinkshellPacket(subpacket.data);
switch (modifyLinkshellPacket.argCode)
{
case 0:
break;
case 1:
mWorldManager.GetLinkshellManager().ChangeLinkshellCrest(modifyLinkshellPacket.currentName, modifyLinkshellPacket.crestid);
break;
case 2:
mWorldManager.GetLinkshellManager().ChangeLinkshellMaster(modifyLinkshellPacket.currentName, modifyLinkshellPacket.master);
break;
}
break;
//Linkshell delete request
case 0x1027:
DeleteLinkshellPacket deleteLinkshellPacket = new DeleteLinkshellPacket(subpacket.data);
mWorldManager.GetLinkshellManager().DeleteLinkshell(deleteLinkshellPacket.name);
break;
//Linkshell set active
case 0x1028:
LinkshellChangePacket linkshellChangePacket = new LinkshellChangePacket(subpacket.data);
mWorldManager.ProcessLinkshellSetActive(GetSession(subpacket.header.sourceId), linkshellChangePacket.lsName);
break;
//Linkshell invite member
case 0x1029:
LinkshellInvitePacket linkshellInvitePacket = new LinkshellInvitePacket(subpacket.data);
mWorldManager.ProcessLinkshellInvite(GetSession(subpacket.header.sourceId), linkshellInvitePacket.lsName, linkshellInvitePacket.actorId);
break;
//Linkshell cancel invite
case 0x1030:
LinkshellInviteCancelPacket linkshellInviteCancelPacket = new LinkshellInviteCancelPacket(subpacket.data);
mWorldManager.ProcessLinkshellInviteCancel(GetSession(subpacket.header.sourceId));
break;
//Linkshell resign/kicked
case 0x1031:
LinkshellLeavePacket linkshellLeavePacket = new LinkshellLeavePacket(subpacket.data);
Linkshell lsLeave = mWorldManager.GetLinkshellManager().GetLinkshell(linkshellLeavePacket.lsName);
if (linkshellLeavePacket.isKicked)
lsLeave.KickRequest(GetSession(subpacket.header.sourceId), linkshellLeavePacket.kickedName);
else
lsLeave.LeaveRequest(GetSession(subpacket.header.sourceId));
break;
//Linkshell rank change
case 0x1032:
LinkshellRankChangePacket linkshellRankChangePacket = new LinkshellRankChangePacket(subpacket.data);
Linkshell lsRankChange = mWorldManager.GetLinkshellManager().GetLinkshell(linkshellRankChangePacket.lsName);
lsRankChange.RankChangeRequest(GetSession(subpacket.header.sourceId), linkshellRankChangePacket.name, linkshellRankChangePacket.rank);
break;
}
}
else if (mZoneSessionList.ContainsKey(sessionId))
{
ClientConnection conn = mZoneSessionList[sessionId].clientConnection;
conn.QueuePacket(subpacket);
conn.FlushQueuedSendPackets();
}
}
public WorldManager GetWorldManager()
{
return mWorldManager;
}
#region Socket Handling
private void AcceptCallback(IAsyncResult result)
{
ClientConnection conn = null;
Socket socket = (System.Net.Sockets.Socket)result.AsyncState;
try
{
conn = new ClientConnection();
conn.socket = socket.EndAccept(result);
conn.buffer = new byte[BUFFER_SIZE];
lock (mConnectionList)
{
mConnectionList.Add(conn);
}
Program.Log.Info("Connection {0}:{1} has connected.", (conn.socket.RemoteEndPoint as IPEndPoint).Address, (conn.socket.RemoteEndPoint as IPEndPoint).Port);
//Queue recieving of data from the connection
conn.socket.BeginReceive(conn.buffer, 0, conn.buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveCallback), conn);
//Queue the accept of the next incomming connection
mServerSocket.BeginAccept(new AsyncCallback(AcceptCallback), mServerSocket);
}
catch (SocketException)
{
if (conn != null)
{
lock (mConnectionList)
{
mConnectionList.Remove(conn);
}
}
mServerSocket.BeginAccept(new AsyncCallback(AcceptCallback), mServerSocket);
}
catch (Exception)
{
if (conn != null)
{
lock (mConnectionList)
{
mConnectionList.Remove(conn);
}
}
mServerSocket.BeginAccept(new AsyncCallback(AcceptCallback), mServerSocket);
}
}
/// <summary>
/// Receive Callback. Reads in incoming data, converting them to base packets. Base packets are sent to be parsed. If not enough data at the end to build a basepacket, move to the beginning and prepend.
/// </summary>
/// <param name="result"></param>
private void ReceiveCallback(IAsyncResult result)
{
ClientConnection conn = (ClientConnection)result.AsyncState;
//Check if disconnected
if ((conn.socket.Poll(1, SelectMode.SelectRead) && conn.socket.Available == 0))
{
lock (mConnectionList)
{
mConnectionList.Remove(conn);
}
return;
}
try
{
int bytesRead = conn.socket.EndReceive(result);
bytesRead += conn.lastPartialSize;
if (bytesRead >= 0)
{
int offset = 0;
//Build packets until can no longer or out of data
while (true)
{
BasePacket basePacket = BasePacket.CreatePacket(ref offset, conn.buffer, bytesRead);
//If can't build packet, break, else process another
if (basePacket == null)
break;
else
{
mPacketProcessor.ProcessPacket(conn, basePacket);
}
}
//Not all bytes consumed, transfer leftover to beginning
if (offset < bytesRead)
Array.Copy(conn.buffer, offset, conn.buffer, 0, bytesRead - offset);
conn.lastPartialSize = bytesRead - offset;
//Build any queued subpackets into basepackets and send
conn.FlushQueuedSendPackets();
if (offset < bytesRead)
//Need offset since not all bytes consumed
conn.socket.BeginReceive(conn.buffer, bytesRead - offset, conn.buffer.Length - (bytesRead - offset), SocketFlags.None, new AsyncCallback(ReceiveCallback), conn);
else
//All bytes consumed, full buffer available
conn.socket.BeginReceive(conn.buffer, 0, conn.buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveCallback), conn);
}
else
{
lock (mConnectionList)
{
mConnectionList.Remove(conn);
}
}
}
catch (SocketException)
{
if (conn.socket != null)
{
lock (mConnectionList)
{
mConnectionList.Remove(conn);
}
}
}
}
#endregion
public void LoadCharaNames()
{
Database.GetAllCharaNames(mIdToNameMap);
}
public void AddNameToMap(uint charaId, string name)
{
mIdToNameMap.Add(charaId, name);
}
public string GetNameForId(uint charaId)
{
if (mIdToNameMap.ContainsKey(charaId))
return mIdToNameMap[charaId];
return null;
}
}
}