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c97ce029e9
PaperMC believes that 1.16.2 is now ready for general release as we fixed the main issue plagueing the 1.16.x release, the MapLike data conversion issues. Until now, it was not safe for a server to convert a world to 1.16.2 without data conversion issues around villages and potentially other things. If you did, those MapLike errors meant something went wrong. This is now resolved. Big thanks to all those that helped, notably @BillyGalbreath and @Proximyst who did large parts of the update process with me. Please as always, backup your worlds and test before updating to 1.16.2! If you update to 1.16.2, there is no going back to an older build than this. --------------------------------- Co-authored-by: William Blake Galbreath <Blake.Galbreath@GMail.com> Co-authored-by: Mariell Hoversholm <proximyst@proximyst.com> Co-authored-by: krolik-exe <69214078+krolik-exe@users.noreply.github.com> Co-authored-by: BillyGalbreath <BillyGalbreath@users.noreply.github.com> Co-authored-by: stonar96 <minecraft.stonar96@gmail.com> Co-authored-by: Shane Freeder <theboyetronic@gmail.com> Co-authored-by: Jason <jasonpenilla2@me.com> Co-authored-by: kashike <kashike@vq.lc> Co-authored-by: Aurora <21148213+aurorasmiles@users.noreply.github.com> Co-authored-by: KennyTV <kennytv@t-online.de> Co-authored-by: commandblockguy <commandblockguy1@gmail.com> Co-authored-by: DigitalRegent <misterwener@gmail.com> Co-authored-by: ishland <ishlandmc@yeah.net>
123 lines
6.8 KiB
Diff
123 lines
6.8 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Tue, 9 Jun 2020 03:33:03 -0400
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Subject: [PATCH] Add Plugin Tickets to API Chunk Methods
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Like previous versions, plugins loading chunks kept them loaded until
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they garbage collected to avoid constant spamming of chunk loads
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This adds tickets to a few more places so that they can be unloaded.
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Additionally, this drops their ticket level to BORDER so they wont be ticking
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so they will just sit inactive instead.
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Using .loadChunk to keep a chunk ticking was a horrible idea for upstream
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when we have TWO methods that are able to do that already in the API.
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Also reduce their collection count down to a maximum of 1 second. Barely
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anyone knows what chunk-gc is in bukkit.yml as its less relevant now, and
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since this wasn't spigot behavior, this is safe to mostly ignore (unless someone
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wants it to collect even faster, they can restore that setting back to 1 instead of 20+)
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Not adding it to .getType() though to keep behavior consistent with vanilla for performance reasons.
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
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index e73753c0a4158e3088964ff75a26953ae1b3fc43..1b19f0ac446fb68efb28cd0155ae732f216e272b 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
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@@ -345,7 +345,7 @@ public final class CraftServer implements Server {
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ambientSpawn = configuration.getInt("spawn-limits.ambient");
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console.autosavePeriod = configuration.getInt("ticks-per.autosave");
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warningState = WarningState.value(configuration.getString("settings.deprecated-verbose"));
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- TicketType.PLUGIN.loadPeriod = configuration.getInt("chunk-gc.period-in-ticks");
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+ TicketType.PLUGIN.loadPeriod = Math.min(20, configuration.getInt("chunk-gc.period-in-ticks")); // Paper - cap plugin loads to 1 second
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minimumAPI = configuration.getString("settings.minimum-api");
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loadIcon();
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}
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@@ -828,7 +828,7 @@ public final class CraftServer implements Server {
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waterAmbientSpawn = configuration.getInt("spawn-limits.water-ambient");
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ambientSpawn = configuration.getInt("spawn-limits.ambient");
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warningState = WarningState.value(configuration.getString("settings.deprecated-verbose"));
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- TicketType.PLUGIN.loadPeriod = configuration.getInt("chunk-gc.period-in-ticks");
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+ TicketType.PLUGIN.loadPeriod = Math.min(20, configuration.getInt("chunk-gc.period-in-ticks")); // Paper - cap plugin loads to 1 second
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minimumAPI = configuration.getString("settings.minimum-api");
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printSaveWarning = false;
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console.autosavePeriod = configuration.getInt("ticks-per.autosave");
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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index ae1f9dde6887988ca682f53cba316ce506dbc9c1..d266671305f1f14849ced7c52df817502ff750da 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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@@ -407,9 +407,22 @@ public class CraftWorld implements World {
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@Override
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public Chunk getChunkAt(int x, int z) {
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- return this.world.getChunkProvider().getChunkAt(x, z, true).bukkitChunk;
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+ // Paper start - add ticket to hold chunk for a little while longer if plugin accesses it
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+ net.minecraft.server.Chunk chunk = world.getChunkProvider().getChunkAtIfLoadedImmediately(x, z);
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+ if (chunk == null) {
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+ addTicket(x, z);
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+ chunk = this.world.getChunkProvider().getChunkAt(x, z, true);
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+ }
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+ return chunk.bukkitChunk;
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+ // Paper end
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}
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+ // Paper start
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+ private void addTicket(int x, int z) {
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+ MCUtil.MAIN_EXECUTOR.execute(() -> world.getChunkProvider().addTicket(TicketType.PLUGIN, new ChunkCoordIntPair(x, z), 0, Unit.INSTANCE)); // Paper
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+ }
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+ // Paper end
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+
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@Override
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public Chunk getChunkAt(Block block) {
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Preconditions.checkArgument(block != null, "null block");
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@@ -483,7 +496,7 @@ public class CraftWorld implements World {
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public boolean unloadChunkRequest(int x, int z) {
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org.spigotmc.AsyncCatcher.catchOp("chunk unload"); // Spigot
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if (isChunkLoaded(x, z)) {
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- world.getChunkProvider().removeTicket(TicketType.PLUGIN, new ChunkCoordIntPair(x, z), 1, Unit.INSTANCE);
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+ world.getChunkProvider().removeTicket(TicketType.PLUGIN, new ChunkCoordIntPair(x, z), 0, Unit.INSTANCE); // Paper
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}
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return true;
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@@ -560,10 +573,12 @@ public class CraftWorld implements World {
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org.spigotmc.AsyncCatcher.catchOp("chunk load"); // Spigot
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// Paper start - Optimize this method
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ChunkCoordIntPair chunkPos = new ChunkCoordIntPair(x, z);
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+ IChunkAccess immediate = world.getChunkProvider().getChunkAtIfLoadedImmediately(x, z); // Paper
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+ if (immediate != null) return true; // Paper
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if (!generate) {
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- IChunkAccess immediate = world.getChunkProvider().getChunkAtImmediately(x, z);
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+ //IChunkAccess immediate = world.getChunkProvider().getChunkAtImmediately(x, z); // Paper
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if (immediate == null) {
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immediate = world.getChunkProvider().playerChunkMap.getUnloadingChunk(x, z);
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}
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@@ -571,7 +586,7 @@ public class CraftWorld implements World {
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if (!(immediate instanceof ProtoChunkExtension) && !(immediate instanceof net.minecraft.server.Chunk)) {
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return false; // not full status
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}
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- world.getChunkProvider().addTicket(TicketType.PLUGIN, chunkPos, 1, Unit.INSTANCE);
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+ world.getChunkProvider().addTicket(TicketType.PLUGIN, chunkPos, 0, Unit.INSTANCE); // Paper
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world.getChunkAt(x, z); // make sure we're at ticket level 32 or lower
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return true;
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}
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@@ -598,7 +613,7 @@ public class CraftWorld implements World {
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// we do this so we do not re-read the chunk data on disk
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}
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- world.getChunkProvider().addTicket(TicketType.PLUGIN, chunkPos, 1, Unit.INSTANCE);
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+ world.getChunkProvider().addTicket(TicketType.PLUGIN, chunkPos, 0, Unit.INSTANCE); // Paper
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world.getChunkProvider().getChunkAt(x, z, ChunkStatus.FULL, true);
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return true;
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// Paper end
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@@ -2514,6 +2529,7 @@ public class CraftWorld implements World {
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}
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return this.world.getChunkProvider().getChunkAtAsynchronously(x, z, gen, urgent).thenComposeAsync((either) -> {
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net.minecraft.server.Chunk chunk = (net.minecraft.server.Chunk) either.left().orElse(null);
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+ if (chunk != null) addTicket(x, z); // Paper
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return CompletableFuture.completedFuture(chunk == null ? null : chunk.getBukkitChunk());
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}, MinecraftServer.getServer());
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}
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