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Paper/Spigot-Server-Patches/0452-Load-Chunks-for-Login-Asynchronously.patch
Jake Potrebic 3dc82c2008
deprecate IllegalPacketEvent (#4867)
2020-12-07 23:51:55 -08:00

269 lines
15 KiB
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Raw Blame History

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 19 Apr 2020 04:28:29 -0400
Subject: [PATCH] Load Chunks for Login Asynchronously
diff --git a/src/main/java/net/minecraft/server/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java
index 47a02737faa2eddca1b1f9063fe46afc91425169..4e50ef38700918a0efb2c67f5acf98eb66fd8335 100644
--- a/src/main/java/net/minecraft/server/ChunkProviderServer.java
+++ b/src/main/java/net/minecraft/server/ChunkProviderServer.java
@@ -605,7 +605,7 @@ public class ChunkProviderServer extends IChunkProvider {
return this.serverThreadQueue.executeNext();
}
- private boolean tickDistanceManager() {
+ public boolean tickDistanceManager() { // Paper - private -> public
boolean flag = this.chunkMapDistance.a(this.playerChunkMap);
boolean flag1 = this.playerChunkMap.b();
diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index 2762215b2cdbeb2ea77dbd1dccecaa770a5b94c8..dc9b371af6c21510e9efba31ad462968aab49153 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -1283,7 +1283,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
this.lastY = d1;
this.lastZ = d4;
this.setPosition(d3, d1, d4);
- world.getChunkAt((int) Math.floor(this.locX()) >> 4, (int) Math.floor(this.locZ()) >> 4); // CraftBukkit
+ if (valid) world.getChunkAt((int) Math.floor(this.locX()) >> 4, (int) Math.floor(this.locZ()) >> 4); // CraftBukkit // Paper
}
public void d(Vec3D vec3d) {
diff --git a/src/main/java/net/minecraft/server/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
index b8d8368a18acca06be58c2e146d440cfffab2de9..b307fca8c4b91f0bf260497bc425f2f10540e36d 100644
--- a/src/main/java/net/minecraft/server/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/EntityPlayer.java
@@ -44,6 +44,7 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
private static final Logger LOGGER = LogManager.getLogger();
public PlayerConnection playerConnection;
+ public NetworkManager networkManager; // Paper
public final MinecraftServer server;
public final PlayerInteractManager playerInteractManager;
public final Deque<Integer> removeQueue = new ArrayDeque<>(); // Paper
@@ -109,6 +110,7 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
public boolean joining = true;
public boolean sentListPacket = false;
public boolean supressTrackerForLogin = false; // Paper
+ public boolean didPlayerJoinEvent = false; // Paper
public Integer clientViewDistance;
// CraftBukkit end
public PlayerNaturallySpawnCreaturesEvent playerNaturallySpawnedEvent; // Paper
diff --git a/src/main/java/net/minecraft/server/LoginListener.java b/src/main/java/net/minecraft/server/LoginListener.java
index 0b1baeab3075a741519c6875f7b4847ce6cad8fc..efb59a7409902aa3c4bf95337683346ae82a52fb 100644
--- a/src/main/java/net/minecraft/server/LoginListener.java
+++ b/src/main/java/net/minecraft/server/LoginListener.java
@@ -67,7 +67,7 @@ public class LoginListener implements PacketLoginInListener {
}
// Paper end
} else if (this.g == LoginListener.EnumProtocolState.DELAY_ACCEPT) {
- EntityPlayer entityplayer = this.server.getPlayerList().getPlayer(this.i.getId());
+ EntityPlayer entityplayer = this.server.getPlayerList().getActivePlayer(this.i.getId()); // Paper
if (entityplayer == null) {
this.g = LoginListener.EnumProtocolState.READY_TO_ACCEPT;
@@ -166,7 +166,7 @@ public class LoginListener implements PacketLoginInListener {
}
this.networkManager.sendPacket(new PacketLoginOutSuccess(this.i));
- EntityPlayer entityplayer = this.server.getPlayerList().getPlayer(this.i.getId());
+ EntityPlayer entityplayer = this.server.getPlayerList().getActivePlayer(this.i.getId()); // Paper
if (entityplayer != null) {
this.g = LoginListener.EnumProtocolState.DELAY_ACCEPT;
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index 8b464d2c05c636bd1412a9b68c9dcb484620da94..7257c740334478cc30ad57d1d0d4effb6aa63ab5 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -74,6 +74,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
private static final Logger LOGGER = LogManager.getLogger();
public final NetworkManager networkManager;
private final MinecraftServer minecraftServer;
+ Runnable playerJoinReady; // Paper
public EntityPlayer player;
private int e;
private long lastKeepAlive = SystemUtils.getMonotonicMillis(); private void setLastPing(long lastPing) { this.lastKeepAlive = lastPing;}; private long getLastPing() { return this.lastKeepAlive;}; // Paper - OBFHELPER
@@ -152,6 +153,15 @@ public class PlayerConnection implements PacketListenerPlayIn {
// CraftBukkit end
public void tick() {
+ // Paper start - login async
+ Runnable playerJoinReady = this.playerJoinReady;
+ if (playerJoinReady != null) {
+ this.playerJoinReady = null;
+ playerJoinReady.run();
+ }
+ // Don't tick if not valid (dead), otherwise we load chunks below
+ if (this.player.valid) {
+ // Paper end
this.syncPosition();
this.player.lastX = this.player.locX();
this.player.lastY = this.player.locY();
@@ -193,7 +203,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
this.r = null;
this.D = false;
this.E = 0;
- }
+ }} // Paper - end if (valid)
this.minecraftServer.getMethodProfiler().enter("keepAlive");
// Paper Start - give clients a longer time to respond to pings as per pre 1.12.2 timings
diff --git a/src/main/java/net/minecraft/server/PlayerList.java b/src/main/java/net/minecraft/server/PlayerList.java
index 791f40552f96fc597342345845bebd86184fa319..0f46aac9d021dc115718b1e36b8fbe28cbc820c6 100644
--- a/src/main/java/net/minecraft/server/PlayerList.java
+++ b/src/main/java/net/minecraft/server/PlayerList.java
@@ -54,11 +54,12 @@ public abstract class PlayerList {
private static final SimpleDateFormat g = new SimpleDateFormat("yyyy-MM-dd 'at' HH:mm:ss z");
private final MinecraftServer server;
public final List<EntityPlayer> players = new java.util.concurrent.CopyOnWriteArrayList(); // CraftBukkit - ArrayList -> CopyOnWriteArrayList: Iterator safety
- private final Map<UUID, EntityPlayer> j = Maps.newHashMap();
+ private final Map<UUID, EntityPlayer> j = Maps.newHashMap();Map<UUID, EntityPlayer> getUUIDMap() { return j; } // Paper - OBFHELPER
private final GameProfileBanList k;
private final IpBanList l;
private final OpList operators;
private final WhiteList whitelist;
+ private final Map<UUID, EntityPlayer> pendingPlayers = Maps.newHashMap(); // Paper
// CraftBukkit start
// private final Map<UUID, ServerStatisticManager> o;
// private final Map<UUID, AdvancementDataPlayer> p;
@@ -97,6 +98,11 @@ public abstract class PlayerList {
}
public void a(NetworkManager networkmanager, EntityPlayer entityplayer) {
+ EntityPlayer prev = pendingPlayers.put(entityplayer.getUniqueID(), entityplayer);// Paper
+ if (prev != null) {
+ disconnectPendingPlayer(prev);
+ }
+ entityplayer.networkManager = networkmanager; // Paper
entityplayer.loginTime = System.currentTimeMillis(); // Paper
GameProfile gameprofile = entityplayer.getProfile();
UserCache usercache = this.server.getUserCache();
@@ -110,7 +116,7 @@ public abstract class PlayerList {
if (nbttagcompound != null && nbttagcompound.hasKey("bukkit")) {
NBTTagCompound bukkit = nbttagcompound.getCompound("bukkit");
s = bukkit.hasKeyOfType("lastKnownName", 8) ? bukkit.getString("lastKnownName") : s;
- }
+ }String lastKnownName = s; // Paper
// CraftBukkit end
if (nbttagcompound != null) {
@@ -183,6 +189,51 @@ public abstract class PlayerList {
entityplayer.getRecipeBook().a(entityplayer);
this.sendScoreboard(worldserver1.getScoreboard(), entityplayer);
this.server.invalidatePingSample();
+ // Paper start - async load spawn in chunk
+ WorldServer finalWorldserver = worldserver1;
+ int chunkX = loc.getBlockX() >> 4;
+ int chunkZ = loc.getBlockZ() >> 4;
+ final ChunkCoordIntPair pos = new ChunkCoordIntPair(chunkX, chunkZ);
+ PlayerChunkMap playerChunkMap = worldserver1.getChunkProvider().playerChunkMap;
+ playerChunkMap.chunkDistanceManager.addTicketAtLevel(TicketType.LOGIN, pos, 31, pos.pair());
+ worldserver1.getChunkProvider().tickDistanceManager();
+ worldserver1.getChunkProvider().getChunkAtAsynchronously(chunkX, chunkZ, true, true).thenApply(chunk -> {
+ PlayerChunk updatingChunk = playerChunkMap.getUpdatingChunk(pos.pair());
+ if (updatingChunk != null) {
+ return updatingChunk.getEntityTickingFuture();
+ } else {
+ return java.util.concurrent.CompletableFuture.completedFuture(chunk);
+ }
+ }).thenAccept(chunk -> {
+ playerconnection.playerJoinReady = () -> {
+ postChunkLoadJoin(
+ entityplayer, finalWorldserver, networkmanager, playerconnection,
+ nbttagcompound, networkmanager.getSocketAddress().toString(), lastKnownName
+ );
+ };
+ });
+ }
+
+ EntityPlayer getActivePlayer(UUID uuid) {
+ EntityPlayer player = this.getUUIDMap().get(uuid);
+ return player != null ? player : pendingPlayers.get(uuid);
+ }
+
+ void disconnectPendingPlayer(EntityPlayer entityplayer) {
+ ChatMessage msg = new ChatMessage("multiplayer.disconnect.duplicate_login", new Object[0]);
+ entityplayer.networkManager.sendPacket(new PacketPlayOutKickDisconnect(msg), (future) -> {
+ entityplayer.networkManager.close(msg);
+ entityplayer.networkManager = null;
+ });
+ }
+
+ private void postChunkLoadJoin(EntityPlayer entityplayer, WorldServer worldserver1, NetworkManager networkmanager, PlayerConnection playerconnection, NBTTagCompound nbttagcompound, String s1, String s) {
+ pendingPlayers.remove(entityplayer.getUniqueID(), entityplayer);
+ if (!networkmanager.isConnected()) {
+ return;
+ }
+ entityplayer.didPlayerJoinEvent = true;
+ // Paper end
ChatMessage chatmessage;
if (entityplayer.getProfile().getName().equalsIgnoreCase(s)) {
@@ -419,6 +470,7 @@ public abstract class PlayerList {
protected void savePlayerFile(EntityPlayer entityplayer) {
if (!entityplayer.getBukkitEntity().isPersistent()) return; // CraftBukkit
+ if (!entityplayer.didPlayerJoinEvent) return; // Paper - If we never fired PJE, we disconnected during login. Data has not changed, and additionally, our saved vehicle is not loaded! If we save now, we will lose our vehicle (CraftBukkit bug)
this.playerFileData.save(entityplayer);
ServerStatisticManager serverstatisticmanager = (ServerStatisticManager) entityplayer.getStatisticManager(); // CraftBukkit
@@ -446,7 +498,7 @@ public abstract class PlayerList {
}
PlayerQuitEvent playerQuitEvent = new PlayerQuitEvent(cserver.getPlayer(entityplayer), "\u00A7e" + entityplayer.getName() + " left the game");
- cserver.getPluginManager().callEvent(playerQuitEvent);
+ if (entityplayer.didPlayerJoinEvent) cserver.getPluginManager().callEvent(playerQuitEvent); // Paper - if we disconnected before join ever fired, don't fire quit
entityplayer.getBukkitEntity().disconnect(playerQuitEvent.getQuitMessage());
if (server.isMainThread()) entityplayer.playerTick(); // SPIGOT-924 // Paper - don't tick during emergency shutdowns (Watchdog)
@@ -499,6 +551,13 @@ public abstract class PlayerList {
// this.p.remove(uuid);
// CraftBukkit end
}
+ // Paper start
+ entityplayer1 = pendingPlayers.get(uuid);
+ if (entityplayer1 == entityplayer) {
+ pendingPlayers.remove(uuid);
+ }
+ entityplayer.networkManager = null;
+ // Paper end
// CraftBukkit start
// this.sendAll(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.REMOVE_PLAYER, new EntityPlayer[]{entityplayer}));
@@ -516,7 +575,7 @@ public abstract class PlayerList {
cserver.getScoreboardManager().removePlayer(entityplayer.getBukkitEntity());
// CraftBukkit end
- return playerQuitEvent.getQuitMessage(); // CraftBukkit
+ return entityplayer.didPlayerJoinEvent ? playerQuitEvent.getQuitMessage() : null; // CraftBukkit // Paper - don't print quit if we never printed join
}
// CraftBukkit start - Whole method, SocketAddress to LoginListener, added hostname to signature, return EntityPlayer
@@ -535,6 +594,13 @@ public abstract class PlayerList {
list.add(entityplayer);
}
}
+ // Paper start - check pending players too
+ entityplayer = pendingPlayers.get(uuid);
+ if (entityplayer != null) {
+ this.pendingPlayers.remove(uuid);
+ disconnectPendingPlayer(entityplayer);
+ }
+ // Paper end
Iterator iterator = list.iterator();
diff --git a/src/main/java/net/minecraft/server/TicketType.java b/src/main/java/net/minecraft/server/TicketType.java
index 8055f5998213ab1c6c10d03d88d2b14d220a5e40..d7b9d9fd3a3b607278a3d72b0b306b0be2aa30ad 100644
--- a/src/main/java/net/minecraft/server/TicketType.java
+++ b/src/main/java/net/minecraft/server/TicketType.java
@@ -17,6 +17,7 @@ public class TicketType<T> {
public static final TicketType<ChunkCoordIntPair> FORCED = a("forced", Comparator.comparingLong(ChunkCoordIntPair::pair));
public static final TicketType<ChunkCoordIntPair> LIGHT = a("light", Comparator.comparingLong(ChunkCoordIntPair::pair));
public static final TicketType<BlockPosition> PORTAL = a("portal", BaseBlockPosition::compareTo, 300);
+ public static final TicketType<Long> LOGIN = a("login", Long::compareTo, 100); // Paper
public static final TicketType<Integer> POST_TELEPORT = a("post_teleport", Integer::compareTo, 5);
public static final TicketType<ChunkCoordIntPair> UNKNOWN = a("unknown", Comparator.comparingLong(ChunkCoordIntPair::pair), 1);
public static final TicketType<Unit> PLUGIN = a("plugin", (a, b) -> 0); // CraftBukkit
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