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Callbacks for session changes.

This commit is contained in:
MrOkiDoki 2023-08-20 14:53:28 +03:00
parent d0981e6f6f
commit 0ee0589101
5 changed files with 305 additions and 118 deletions
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6
BattleBitAPI/Common/Extentions/Extentions.cs
View File

@ -25,6 +25,12 @@ namespace BattleBitAPI.Common.Extentions
#endif
}
public static void Replace<TKey, TValue>(this Dictionary<TKey, TValue> dic, TKey key, TValue value)
{
dic.Remove(key);
dic.Add(key, value);
}
public static void SafeClose(this TcpClient client)
{
try { client.Close(); } catch { }

1
BattleBitAPI/Networking/NetworkCommuncation.cs
View File

@ -40,5 +40,6 @@
OnPlayerGivenUp = 70,
OnPlayerRevivedAnother = 71,
OnSquadPointsChanged = 72,
NotifyNewRoundID = 73,
}
}

39
BattleBitAPI/Server/GameServer.cs
View File

@ -17,7 +17,6 @@ namespace BattleBitAPI.Server
public IPAddress GameIP => mInternal.GameIP;
public int GamePort => mInternal.GamePort;
public TcpClient Socket => mInternal.Socket;
public bool IsPasswordProtected => mInternal.IsPasswordProtected;
public string ServerName => mInternal.ServerName;
public string Gamemode => mInternal.Gamemode;
@ -29,6 +28,8 @@ namespace BattleBitAPI.Server
public int MaxPlayerCount => mInternal.MaxPlayerCount;
public string LoadingScreenText => mInternal.LoadingScreenText;
public string ServerRulesText => mInternal.ServerRulesText;
public uint RoundIndex => mInternal.RoundIndex;
public long SessionID => mInternal.SessionID;
public ServerSettings<TPlayer> ServerSettings => mInternal.ServerSettings;
public MapRotation<TPlayer> MapRotation => mInternal.MapRotation;
public GamemodeRotation<TPlayer> GamemodeRotation => mInternal.GamemodeRotation;
@ -158,7 +159,7 @@ namespace BattleBitAPI.Server
try
{
//Are we still connected on socket level?
if (!Socket.Connected)
if (mInternal.Socket == null || !mInternal.Socket.Connected)
{
mClose("Connection was terminated.");
return;
@ -171,10 +172,10 @@ namespace BattleBitAPI.Server
return;
}
var networkStream = Socket.GetStream();
var networkStream = mInternal.Socket.GetStream();
//Read network packages.
while (Socket.Available > 0)
while (mInternal.Socket.Available > 0)
{
this.mInternal.mLastPackageReceived = Extentions.TickCount;
@ -405,10 +406,6 @@ namespace BattleBitAPI.Server
public virtual async Task OnTick()
{
}
public virtual async Task OnReconnected()
{
}
public virtual async Task OnDisconnected()
{
@ -500,6 +497,10 @@ namespace BattleBitAPI.Server
public virtual async Task OnRoundEnded()
{
}
public virtual async Task OnSessionChanged(long oldSessionID, long newSessionID)
{
}
// ---- Functions ----
@ -553,10 +554,18 @@ namespace BattleBitAPI.Server
{
ExecuteCommand("endgame");
}
public void SayToChat(string msg)
public void SayToAllChat(string msg)
{
ExecuteCommand("say " + msg);
}
public void SayToChat(string msg, ulong steamID)
{
ExecuteCommand("sayto " + steamID + " " + msg);
}
public void SayToChat(string msg, Player<TPlayer> player)
{
SayToChat(msg, player.SteamID);
}
public void StopServer()
{
@ -897,7 +906,7 @@ namespace BattleBitAPI.Server
}
// ---- Static ----
public static void SetInstance(GameServer<TPlayer> server, Internal @internal)
internal static void SetInstance(GameServer<TPlayer> server, Internal @internal)
{
server.mInternal = @internal;
}
@ -908,6 +917,7 @@ namespace BattleBitAPI.Server
// ---- Variables ----
public ulong ServerHash;
public bool IsConnected;
public bool HasActiveConnectionSession;
public IPAddress GameIP;
public int GamePort;
public TcpClient Socket;
@ -924,6 +934,8 @@ namespace BattleBitAPI.Server
public int MaxPlayerCount;
public string LoadingScreenText;
public string ServerRulesText;
public uint RoundIndex;
public long SessionID;
public ServerSettings<TPlayer> ServerSettings;
public MapRotation<TPlayer> MapRotation;
public GamemodeRotation<TPlayer> GamemodeRotation;
@ -944,6 +956,7 @@ namespace BattleBitAPI.Server
public long mLastPackageReceived;
public long mLastPackageSent;
public bool mWantsToCloseConnection;
public long mPreviousSessionID;
public StringBuilder mBuilder;
public Queue<(ulong steamID, PlayerModifications<TPlayer>.mPlayerModifications)> mChangedModifications;
@ -1290,7 +1303,9 @@ namespace BattleBitAPI.Server
int inQueuePlayers,
int maxPlayers,
string loadingScreenText,
string serverRulesText
string serverRulesText,
uint roundIndex,
long sessionID
)
{
this.ServerHash = ((ulong)port << 32) | (ulong)iP.ToUInt();
@ -1311,6 +1326,8 @@ namespace BattleBitAPI.Server
this.MaxPlayerCount = maxPlayers;
this.LoadingScreenText = loadingScreenText;
this.ServerRulesText = serverRulesText;
this.RoundIndex = roundIndex;
this.SessionID = sessionID;
this.ServerSettings.Reset();
this._RoomSettings.Reset();

84
BattleBitAPI/Server/Player.cs
View File

@ -58,7 +58,7 @@ namespace BattleBitAPI
KickFromSquad();
else
{
if(value.Team != this.Team)
if (value.Team != this.Team)
ChangeTeam(value.Team);
JoinSquad(value.Name);
}
@ -66,6 +66,8 @@ namespace BattleBitAPI
}
public bool InSquad => mInternal.SquadName != Squads.NoSquad;
public int PingMs => mInternal.PingMs;
public long CurrentSessionID => mInternal.SessionID;
public bool IsConnected => mInternal.SessionID != 0;
public float HP
{
@ -156,56 +158,78 @@ namespace BattleBitAPI
public virtual async Task OnDisconnected()
{
}
public virtual async Task OnSessionChanged(long oldSessionID, long newSessionID)
{
}
// ---- Functions ----
public void Kick(string reason = "")
{
GameServer.Kick(this, reason);
if (IsConnected)
GameServer.Kick(this, reason);
}
public void Kill()
{
GameServer.Kill(this);
if (IsConnected)
GameServer.Kill(this);
}
public void ChangeTeam()
{
GameServer.ChangeTeam(this);
if (IsConnected)
GameServer.ChangeTeam(this);
}
public void ChangeTeam(Team team)
{
GameServer.ChangeTeam(this, team);
if (IsConnected)
GameServer.ChangeTeam(this, team);
}
public void KickFromSquad()
{
GameServer.KickFromSquad(this);
if (IsConnected)
GameServer.KickFromSquad(this);
}
public void JoinSquad(Squads targetSquad)
{
GameServer.JoinSquad(this, targetSquad);
if (IsConnected)
GameServer.JoinSquad(this, targetSquad);
}
public void DisbandTheSquad()
{
GameServer.DisbandPlayerCurrentSquad(this);
if (IsConnected)
GameServer.DisbandPlayerCurrentSquad(this);
}
public void PromoteToSquadLeader()
{
GameServer.PromoteSquadLeader(this);
if (IsConnected)
GameServer.PromoteSquadLeader(this);
}
public void WarnPlayer(string msg)
{
GameServer.WarnPlayer(this, msg);
if (IsConnected)
GameServer.WarnPlayer(this, msg);
}
public void Message(string msg)
{
GameServer.MessageToPlayer(this, msg);
if (IsConnected)
GameServer.MessageToPlayer(this, msg);
}
public void SayToChat(string msg)
{
if (IsConnected)
GameServer.SayToChat(msg, this);
}
public void Message(string msg, float fadeoutTime)
{
GameServer.MessageToPlayer(this, msg, fadeoutTime);
if (IsConnected)
GameServer.MessageToPlayer(this, msg, fadeoutTime);
}
public void SetNewRole(GameRole role)
{
GameServer.SetRoleTo(this, role);
if (IsConnected)
GameServer.SetRoleTo(this, role);
}
public void Teleport(Vector3 target)
{
@ -213,47 +237,57 @@ namespace BattleBitAPI
}
public void SpawnPlayer(PlayerLoadout loadout, PlayerWearings wearings, Vector3 position, Vector3 lookDirection, PlayerStand stand, float spawnProtection)
{
GameServer.SpawnPlayer(this, loadout, wearings, position, lookDirection, stand, spawnProtection);
if (IsConnected)
GameServer.SpawnPlayer(this, loadout, wearings, position, lookDirection, stand, spawnProtection);
}
public void SetHP(float newHP)
{
GameServer.SetHP(this, newHP);
if (IsConnected)
GameServer.SetHP(this, newHP);
}
public void GiveDamage(float damage)
{
GameServer.GiveDamage(this, damage);
if (IsConnected)
GameServer.GiveDamage(this, damage);
}
public void Heal(float hp)
{
GameServer.Heal(this, hp);
if (IsConnected)
GameServer.Heal(this, hp);
}
public void SetPrimaryWeapon(WeaponItem item, int extraMagazines, bool clear = false)
{
GameServer.SetPrimaryWeapon(this, item, extraMagazines, clear);
if (IsConnected)
GameServer.SetPrimaryWeapon(this, item, extraMagazines, clear);
}
public void SetSecondaryWeapon(WeaponItem item, int extraMagazines, bool clear = false)
{
GameServer.SetSecondaryWeapon(this, item, extraMagazines, clear);
if (IsConnected)
GameServer.SetSecondaryWeapon(this, item, extraMagazines, clear);
}
public void SetFirstAidGadget(string item, int extra, bool clear = false)
{
GameServer.SetFirstAid(this, item, extra, clear);
if (IsConnected)
GameServer.SetFirstAid(this, item, extra, clear);
}
public void SetLightGadget(string item, int extra, bool clear = false)
{
GameServer.SetLightGadget(this, item, extra, clear);
if (IsConnected)
GameServer.SetLightGadget(this, item, extra, clear);
}
public void SetHeavyGadget(string item, int extra, bool clear = false)
{
GameServer.SetHeavyGadget(this, item, extra, clear);
if (IsConnected)
GameServer.SetHeavyGadget(this, item, extra, clear);
}
public void SetThrowable(string item, int extra, bool clear = false)
{
GameServer.SetThrowable(this, item, extra, clear);
if (IsConnected)
GameServer.SetThrowable(this, item, extra, clear);
}
// ---- Static ----
public static void SetInstance(TPlayer player, Player<TPlayer>.Internal @internal)
internal static void SetInstance(TPlayer player, Player<TPlayer>.Internal @internal)
{
player.mInternal = @internal;
}
@ -275,6 +309,8 @@ namespace BattleBitAPI
public Team Team;
public Squads SquadName;
public int PingMs = 999;
public long PreviousSessionID = 0;
public long SessionID = 0;
public bool IsAlive;
public float HP;

293
BattleBitAPI/Server/ServerListener.cs
View File

@ -1,10 +1,11 @@
using System.Net;
using System.Net.Sockets;
using System.Numerics;
using System.Runtime.CompilerServices;
using System.Resources;
using BattleBitAPI.Common;
using BattleBitAPI.Common.Extentions;
using BattleBitAPI.Networking;
using BattleBitAPI.Pooling;
namespace BattleBitAPI.Server
{
@ -55,15 +56,6 @@ namespace BattleBitAPI.Server
/// </remarks>
public Func<GameServer<TPlayer>, Task> OnGameServerConnected { get; set; }
/// <summary>
/// Fired when a game server reconnects. (When game server connects while a socket is already open)
/// </summary>
///
/// <remarks>
/// GameServer: Game server that is reconnecting.<br/>
/// </remarks>
public Func<GameServer<TPlayer>, Task> OnGameServerReconnected { get; set; }
/// <summary>
/// Fired when a game server disconnects. Check (GameServer.TerminationReason) to see the reason.
/// </summary>
@ -97,12 +89,14 @@ namespace BattleBitAPI.Server
private TcpListener mSocket;
private Dictionary<ulong, (TGameServer server, GameServer<TPlayer>.Internal resources)> mActiveConnections;
private mInstances<TPlayer, TGameServer> mInstanceDatabase;
private ItemPooling<GameServer<TPlayer>> mGameServerPool;
// --- Construction ---
public ServerListener()
{
this.mActiveConnections = new Dictionary<ulong, (TGameServer, GameServer<TPlayer>.Internal)>(16);
this.mInstanceDatabase = new mInstances<TPlayer, TGameServer>();
this.mGameServerPool = new ItemPooling<GameServer<TPlayer>>(64);
}
// --- Starting ---
@ -160,10 +154,12 @@ namespace BattleBitAPI.Server
{
var ip = (client.Client.RemoteEndPoint as IPEndPoint).Address;
//Is this IP allowed?
bool allow = true;
if (OnGameServerConnecting != null)
allow = await OnGameServerConnecting(ip);
//Close connection if it was not allowed.
if (!allow)
{
//Connection is not allowed from this IP.
@ -171,11 +167,13 @@ namespace BattleBitAPI.Server
return;
}
TGameServer server = null;
GameServer<TPlayer>.Internal resources;
//Read port,token,version
string token;
string version;
int gamePort;
try
{
using (CancellationTokenSource source = new CancellationTokenSource(Const.HailConnectTimeout))
using (var source = new CancellationTokenSource(2000))
{
using (var readStream = Common.Serialization.Stream.Get())
{
@ -186,13 +184,13 @@ namespace BattleBitAPI.Server
readStream.Reset();
if (!await networkStream.TryRead(readStream, 1, source.Token))
throw new Exception("Unable to read the package type");
NetworkCommuncation type = (NetworkCommuncation)readStream.ReadInt8();
if (type != NetworkCommuncation.Hail)
throw new Exception("Incoming package wasn't hail.");
}
//Read the server token
string token;
{
readStream.Reset();
if (!await networkStream.TryRead(readStream, 2, source.Token))
@ -210,7 +208,6 @@ namespace BattleBitAPI.Server
}
//Read the server version
string version;
{
readStream.Reset();
if (!await networkStream.TryRead(readStream, 2, source.Token))
@ -227,23 +224,59 @@ namespace BattleBitAPI.Server
version = readStream.ReadString(stringSize);
}
if (version != Const.Version)
throw new Exception("Incoming server's version `" + version + "` does not match with current API version `" + Const.Version + "`");
//Read port
int gamePort;
{
readStream.Reset();
if (!await networkStream.TryRead(readStream, 2, source.Token))
throw new Exception("Unable to read the Port");
gamePort = readStream.ReadUInt16();
}
}
}
}
catch { client.SafeClose(); return; }
if (OnValidateGameServerToken != null)
allow = await OnValidateGameServerToken(ip, (ushort)gamePort, token);
var hash = ((ulong)gamePort << 32) | (ulong)ip.ToUInt();
TGameServer server = null;
GameServer<TPlayer>.Internal resources = null;
try
{
//Does versions match?
if (version != Const.Version)
throw new Exception("Incoming server's version `" + version + "` does not match with current API version `" + Const.Version + "`");
if (!allow)
throw new Exception("Token was not valid!");
//Is valid token?
if (OnValidateGameServerToken != null)
{
if (!await OnValidateGameServerToken(ip, (ushort)gamePort, token))
throw new Exception("Token was not valid!");
}
//Are there any connections with same IP and port?
{
bool sessionExist = false;
(TGameServer server, GameServer<TPlayer>.Internal resources) oldSession;
//Any sessions with this IP:Port?
lock (this.mActiveConnections)
sessionExist = this.mActiveConnections.TryGetValue(hash, out oldSession);
if (sessionExist)
{
//Close old session.
oldSession.server.CloseConnection("Reconnecting.");
//Wait until session is fully closed.
while (oldSession.resources.HasActiveConnectionSession)
await Task.Delay(1);
}
}
using (var source = new CancellationTokenSource(Const.HailConnectTimeout))
{
using (var readStream = Common.Serialization.Stream.Get())
{
var networkStream = client.GetStream();
//Read is server protected
bool isPasswordProtected;
@ -403,7 +436,28 @@ namespace BattleBitAPI.Server
}
}
var hash = ((ulong)gamePort << 32) | (ulong)ip.ToUInt();
//Round index
uint roundIndex;
{
readStream.Reset();
if (!await networkStream.TryRead(readStream, 4, source.Token))
throw new Exception("Unable to read the Server Round Index");
roundIndex = readStream.ReadUInt32();
}
//Round index
long sessionID;
{
readStream.Reset();
if (!await networkStream.TryRead(readStream, 8, source.Token))
throw new Exception("Unable to read the Server Round ID");
sessionID = readStream.ReadInt64();
}
server = this.mInstanceDatabase.GetServerInstance(hash, out resources, this.OnCreatingGameServerInstance, ip, (ushort)gamePort);
resources.Set(
this.mExecutePackage,
@ -421,7 +475,9 @@ namespace BattleBitAPI.Server
queuePlayers,
maxPlayers,
loadingScreenText,
serverRulesText
serverRulesText,
roundIndex,
sessionID
);
//Room settings
@ -583,7 +639,6 @@ namespace BattleBitAPI.Server
playerInternal.SteamID = steamid;
playerInternal.Name = username;
playerInternal.IP = new IPAddress(ipHash);
playerInternal.GameServer = (GameServer<TPlayer>)server;
playerInternal.Team = team;
playerInternal.SquadName = squad;
playerInternal.Role = role;
@ -604,6 +659,9 @@ namespace BattleBitAPI.Server
playerInternal._Modifications.Read(readStream);
}
playerInternal.GameServer = (GameServer<TPlayer>)server;
playerInternal.SessionID = server.SessionID;
resources.AddPlayer(player);
}
@ -669,37 +727,6 @@ namespace BattleBitAPI.Server
return;
}
bool connectionExist = false;
//Track the connection
lock (this.mActiveConnections)
{
//An old connection exist with same IP + Port?
if (connectionExist = this.mActiveConnections.TryGetValue(server.ServerHash, out var oldServer))
{
oldServer.resources.ReconnectFlag = true;
this.mActiveConnections.Remove(server.ServerHash);
}
this.mActiveConnections.Add(server.ServerHash, (server, resources));
}
//Call the callback.
if (!connectionExist)
{
//New connection!
server.OnConnected();
if (this.OnGameServerConnected != null)
this.OnGameServerConnected(server);
}
else
{
//Reconnection
server.OnReconnected();
if (this.OnGameServerReconnected != null)
this.OnGameServerReconnected(server);
}
//Set the buffer sizes.
client.ReceiveBufferSize = Const.MaxNetworkPackageSize;
client.SendBufferSize = Const.MaxNetworkPackageSize;
@ -709,39 +736,77 @@ namespace BattleBitAPI.Server
}
private async Task mHandleGameServer(TGameServer server, GameServer<TPlayer>.Internal @internal)
{
bool isTicking = false;
using (server)
@internal.HasActiveConnectionSession = true;
{
async Task mTickAsync()
// ---- Connected ----
{
isTicking = true;
await server.OnTick();
isTicking = false;
lock (this.mActiveConnections)
this.mActiveConnections.Replace(server.ServerHash, (server, @internal));
server.OnConnected();
if (this.OnGameServerConnected != null)
this.OnGameServerConnected(server);
}
while (server.IsConnected)
//Update sessions
{
if (!isTicking)
mTickAsync();
if (@internal.mPreviousSessionID != @internal.SessionID)
{
var oldSession = @internal.mPreviousSessionID;
@internal.mPreviousSessionID = @internal.SessionID;
await server.Tick();
await Task.Delay(10);
if (oldSession != 0)
server.OnSessionChanged(oldSession, @internal.SessionID);
}
foreach (var item in @internal.Players)
{
var @player_internal = mInstanceDatabase.GetPlayerInternals(item.Key);
if (@player_internal.PreviousSessionID != @player_internal.SessionID)
{
var previousID = @player_internal.PreviousSessionID;
@player_internal.PreviousSessionID = @player_internal.SessionID;
if (previousID != 0)
item.Value.OnSessionChanged(previousID, @player_internal.SessionID);
}
}
}
if (!server.ReconnectFlag)
// ---- Ticking ----
using (server)
{
var isTicking = false;
async Task mTickAsync()
{
isTicking = true;
await server.OnTick();
isTicking = false;
}
while (server.IsConnected)
{
if (!isTicking)
mTickAsync();
await server.Tick();
await Task.Delay(10);
}
}
// ---- Disconnected ----
{
mCleanup(server, @internal);
lock (this.mActiveConnections)
this.mActiveConnections.Remove(server.ServerHash);
server.OnDisconnected();
if (this.OnGameServerDisconnected != null)
this.OnGameServerDisconnected(server);
}
}
//Remove from list.
if (!server.ReconnectFlag)
lock (this.mActiveConnections)
this.mActiveConnections.Remove(server.ServerHash);
@internal.HasActiveConnectionSession = false;
}
// --- Logic Executing ---
@ -766,8 +831,6 @@ namespace BattleBitAPI.Server
playerInternal.SteamID = steamID;
playerInternal.Name = username;
playerInternal.IP = new IPAddress(ip);
playerInternal.GameServer = (GameServer<TPlayer>)server;
playerInternal.Team = team;
playerInternal.SquadName = squad;
playerInternal.Role = role;
@ -775,9 +838,21 @@ namespace BattleBitAPI.Server
//Start from default.
playerInternal._Modifications.Reset();
playerInternal.GameServer = (GameServer<TPlayer>)server;
playerInternal.SessionID = server.SessionID;
resources.AddPlayer(player);
player.OnConnected();
server.OnPlayerConnected(player);
if (playerInternal.PreviousSessionID != playerInternal.SessionID)
{
var previousID = playerInternal.PreviousSessionID;
playerInternal.PreviousSessionID = playerInternal.SessionID;
if (previousID != 0)
player.OnSessionChanged(previousID, playerInternal.SessionID);
}
}
}
break;
@ -816,6 +891,9 @@ namespace BattleBitAPI.Server
server.OnPlayerLeftSquad((TPlayer)player, msquad);
}
@internal.SessionID = 0;
@internal.GameServer = null;
player.OnDisconnected();
server.OnPlayerDisconnected((TPlayer)player);
}
@ -1330,10 +1408,55 @@ namespace BattleBitAPI.Server
}
break;
}
case NetworkCommuncation.NotifyNewRoundID:
{
if (stream.CanRead(4 + 8))
{
resources.RoundIndex = stream.ReadUInt32();
resources.SessionID = stream.ReadInt64();
if (resources.mPreviousSessionID != resources.SessionID)
{
var oldSession = resources.mPreviousSessionID;
resources.mPreviousSessionID = resources.SessionID;
if (oldSession != 0)
server.OnSessionChanged(oldSession, resources.SessionID);
}
foreach (var item in resources.Players)
{
var @player_internal = mInstanceDatabase.GetPlayerInternals(item.Key);
@player_internal.SessionID = resources.SessionID;
if (@player_internal.PreviousSessionID != @player_internal.SessionID)
{
var previousID = @player_internal.PreviousSessionID;
@player_internal.PreviousSessionID = @player_internal.SessionID;
if (previousID != 0)
item.Value.OnSessionChanged(previousID, @player_internal.SessionID);
}
}
}
break;
}
}
}
// --- Private ---
private void mCleanup(GameServer<TPlayer> server, GameServer<TPlayer>.Internal @internal)
{
lock (@internal.Players)
{
foreach (var item in @internal.Players)
{
var @player_internal = mInstanceDatabase.GetPlayerInternals(item.Key);
@player_internal.SessionID = 0;
@player_internal.GameServer = null;
}
}
}
private Player<TPlayer>.Internal mGetPlayerInternals(ulong steamID)
{
return mInstanceDatabase.GetPlayerInternals(steamID);
@ -1344,13 +1467,17 @@ namespace BattleBitAPI.Server
{
get
{
var list = new List<TGameServer>(mActiveConnections.Count);
lock (mActiveConnections)
using (var list = this.mGameServerPool.Get())
{
foreach (var item in mActiveConnections.Values)
list.Add(item.server);
//Get a copy
lock (mActiveConnections)
foreach (var item in mActiveConnections.Values)
list.ListItems.Add(item.server);
//Iterate
for (int i = 0; i < list.ListItems.Count; i++)
yield return (TGameServer)list.ListItems[i];
}
return list;
}
}
public bool TryGetGameServer(IPAddress ip, ushort port, out TGameServer server)