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Fix bot connection region crash (#149)

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* Fix: bot connection causing region crash, fix readme

* Fix NPE on Region Shutdown with bots

* simple fix up

* Revert "Fix NPE on Region Shutdown with bots"

This reverts commit b55c982cb9.

* Revert "fix: fix a bug in server shutdown with fakeplayer"

This reverts commit a721c27e96.

* fix: improve bot shutdown handling to prevent region crashes

---------

Co-authored-by: Helvetica Volubi <suisuroru@blue-millennium.fun>
This commit is contained in:
Roberta001
2026-06-09 16:17:13 +08:00
committed by GitHub
parent 11e9760eb3
commit cd3db4ae8c
7 changed files with 65 additions and 27 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lophine-server/minecraft-patches/features/0030-Leaves-Fakeplayer.patch
+38 -13
View File
@@ -33,7 +33,7 @@ index efbbc1a40d203a2818eeda2a4e938b9a6117f1c3..6b85a5ad9af0c57a0d4d5b55f62b82c5
private boolean encrypted;
private final java.util.concurrent.atomic.AtomicBoolean disconnectionHandled = new java.util.concurrent.atomic.AtomicBoolean(false); // Folia - region threading - may be called concurrently during configuration stage
diff --git a/net/minecraft/server/MinecraftServer.java b/net/minecraft/server/MinecraftServer.java
index 9e290fa626caffac148920c54479a75ad0919e70..54eaf4f7f8cf728d5d02d88de8d57d88504bc46d 100644
index 9e290fa626caffac148920c54479a75ad0919e70..75d93d7d8bc6077dd80e499cd43327a4afe58f51 100644
--- a/net/minecraft/server/MinecraftServer.java
+++ b/net/minecraft/server/MinecraftServer.java
@@ -297,6 +297,8 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -45,15 +45,24 @@ index 9e290fa626caffac148920c54479a75ad0919e70..54eaf4f7f8cf728d5d02d88de8d57d88
public static <S extends MinecraftServer> S spin(final Function<Thread, S> factory) {
ca.spottedleaf.dataconverter.minecraft.datatypes.MCTypeRegistry.init(); // Paper - rewrite data converter system
AtomicReference<S> serverReference = new AtomicReference<>();
@@ -1120,6 +1122,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
LOGGER.info("Stopping server");
Commands.COMMAND_SENDING_POOL.shutdownNow(); // Paper - Perf: Async command map building; Shutdown and don't bother finishing
+ this.getBotList().removeAll(); // Leaves - save or remove bot
// CraftBukkit start
if (this.server != null) {
if (false) this.server.spark.disable(); // Paper - spark // Luminol - Force disable builtin spark
@@ -1695,7 +1698,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -1226,6 +1228,16 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
this.safeShutdown(wait, false);
}
public void safeShutdown(final boolean wait, final boolean isRestarting) {
+ // Lophine start - Folia changes
+ safeShutdown(wait, isRestarting, false);
+ }
+
+ public void safeShutdown(final boolean wait, final boolean isRestarting, boolean force) {
+ if (!force && !this.getBotList().forceShutdown && !this.getBotList().removeAll()) { // Leaves - save or remove bot
+ this.getPlayerList().broadcastSystemMessage(Component.literal("Bot Still need to save, please wait! If you want to shuntdown without bot data saving, please use /stop force"), false);
+ return;
+ }
+ // Lophine end - Folia changes
this.isRestarting = isRestarting;
this.hasLoggedStop = true; // Paper - Debugging
if (this.isDebugging()) io.papermc.paper.util.TraceUtil.dumpTraceForThread("Server stopped"); // Paper - Debugging
@@ -1695,7 +1707,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
int emptyTickThreshold = this.pauseWhenEmptySeconds() * 20;
this.removeDisabledPluginsBlockingSleep(); // Paper - API to allow/disallow tick sleeping
if (false && emptyTickThreshold > 0) { // Folia - region threading - this is complicated to implement, and even if done correctly is messy
@@ -62,7 +71,7 @@ index 9e290fa626caffac148920c54479a75ad0919e70..54eaf4f7f8cf728d5d02d88de8d57d88
this.emptyTicks++;
} else {
this.emptyTicks = 0;
@@ -1827,6 +1830,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -1827,6 +1839,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
this.isSaving = true;
if (playerSaveInterval > 0) {
this.playerList.saveAll(playerSaveInterval);
@@ -70,7 +79,7 @@ index 9e290fa626caffac148920c54479a75ad0919e70..54eaf4f7f8cf728d5d02d88de8d57d88
}
if (region == null && fullSave) { // Folia - region threading - don't auto save level data
this.saveGlobalData(false);
@@ -2065,6 +2069,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -2065,6 +2078,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
protected void tickConnection() {
this.getConnection().tick();
@@ -78,7 +87,7 @@ index 9e290fa626caffac148920c54479a75ad0919e70..54eaf4f7f8cf728d5d02d88de8d57d88
}
public void forceGameTimeSynchronization() {
@@ -3270,6 +3275,16 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -3270,6 +3284,16 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
return this.debugSubscribers;
}
@@ -213,6 +222,22 @@ index 636f56bfc0e9075b257e2eb14e858975bdedd801..20cbc0e65fea3fc2d0033259c2f35e15
if (!list.isOp(player)) {
list.op(player);
count++;
diff --git a/net/minecraft/server/commands/StopCommand.java b/net/minecraft/server/commands/StopCommand.java
index e9c9a468f046832e8eaa999bb57da261b4633604..2efe24c0378a80dd2750b10a54c1887816236c1a 100644
--- a/net/minecraft/server/commands/StopCommand.java
+++ b/net/minecraft/server/commands/StopCommand.java
@@ -11,6 +11,10 @@ public class StopCommand {
c.getSource().sendSuccess(() -> Component.translatable("commands.stop.stopping"), true);
c.getSource().getServer().halt(false);
return 1;
- }));
+ }).then(Commands.literal("force").requires(Commands.hasPermission(Commands.LEVEL_OWNERS)).executes(c -> {
+ c.getSource().sendSuccess(() -> Component.translatable("commands.stop.stopping"), true);
+ c.getSource().getServer().safeShutdown(false, false, true);
+ return 1;
+ })));
}
}
diff --git a/net/minecraft/server/dedicated/DedicatedServer.java b/net/minecraft/server/dedicated/DedicatedServer.java
index 1bc1e9a77dca7acfe5f989f6439f185d0d2e20a6..1790e8c141a8d3f7ccf4b11f9a28b3582325e317 100644
--- a/net/minecraft/server/dedicated/DedicatedServer.java
lophine-server/minecraft-patches/features/0031-Leaves-Replay-Mod-API.patch
+6 -6
View File
@@ -84,10 +84,10 @@ index 7e3912b8b29e40eb3347f1451b0fd3ebee2af4f1..0834e402e6af7028e08851378e15390e
result.add(player);
if (result.size() >= limit) {
diff --git a/net/minecraft/server/MinecraftServer.java b/net/minecraft/server/MinecraftServer.java
index 54eaf4f7f8cf728d5d02d88de8d57d88504bc46d..269b884ff30d908f772d1c0cf05076e359bcdd7e 100644
index 75d93d7d8bc6077dd80e499cd43327a4afe58f51..3b9a4f4b5794faa4955018858c94fd5c2d6ada3d 100644
--- a/net/minecraft/server/MinecraftServer.java
+++ b/net/minecraft/server/MinecraftServer.java
@@ -1921,7 +1921,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -1930,7 +1930,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
}
private ServerStatus.Players buildPlayerStatus() {
@@ -96,7 +96,7 @@ index 54eaf4f7f8cf728d5d02d88de8d57d88504bc46d..269b884ff30d908f772d1c0cf05076e3
int maxPlayers = this.getMaxPlayers();
if (this.hidesOnlinePlayers()) {
return new ServerStatus.Players(maxPlayers, players.size(), List.of());
@@ -2142,7 +2142,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -2151,7 +2151,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@Override
public int getPlayerCount() {
@@ -105,7 +105,7 @@ index 54eaf4f7f8cf728d5d02d88de8d57d88504bc46d..269b884ff30d908f772d1c0cf05076e3
}
public String[] getPlayerNames() {
@@ -2354,7 +2354,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -2363,7 +2363,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
} else {
int count = 0;
@@ -114,7 +114,7 @@ index 54eaf4f7f8cf728d5d02d88de8d57d88504bc46d..269b884ff30d908f772d1c0cf05076e3
player.getBukkitEntity().taskScheduler.schedule((ServerPlayer updatedPlayer) -> { // Folia - region threading
// Paper start - Expand PlayerGameModeChangeEvent
org.bukkit.event.player.PlayerGameModeChangeEvent event = updatedPlayer.setGameMode(gameType, org.bukkit.event.player.PlayerGameModeChangeEvent.Cause.DEFAULT_GAMEMODE, null); // Folia - region threading
@@ -2541,7 +2541,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -2550,7 +2550,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
if (Thread.currentThread() != this.serverThread) return; // Paper
// Paper start - we don't need to save everything, just advancements
// this.getPlayerList().saveAll();
@@ -123,7 +123,7 @@ index 54eaf4f7f8cf728d5d02d88de8d57d88504bc46d..269b884ff30d908f772d1c0cf05076e3
player.getAdvancements().save();
}
// Paper end - we don't need to save everything, just advancements
@@ -2677,7 +2677,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -2686,7 +2686,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
PlayerList playerList = this.getPlayerList();
UserWhiteList whiteList = playerList.getWhiteList();
lophine-server/minecraft-patches/features/0035-Leaves-Catch-update-suppression-crash.patch
+2 -2
View File
@@ -32,10 +32,10 @@ index 24f5b890b0126fc817863f99b676da1a548f7608..78bea975c15130c91c90f48c868ac32e
throw PacketUtils.makeReportedException(var3, this.packet, this.listener);
}
diff --git a/net/minecraft/server/MinecraftServer.java b/net/minecraft/server/MinecraftServer.java
index 269b884ff30d908f772d1c0cf05076e359bcdd7e..fe5f6eb98aaa29b2745f4db51b9daad2666ec8f1 100644
index 3b9a4f4b5794faa4955018858c94fd5c2d6ada3d..19bef18e606d873308d08987d90e298703efb574 100644
--- a/net/minecraft/server/MinecraftServer.java
+++ b/net/minecraft/server/MinecraftServer.java
@@ -2010,11 +2010,26 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -2019,11 +2019,26 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
try {
foliaProfiler.startTimer(level.tickTimerId); try { // Folia - profiler
level.tick(haveTime, region); // Folia - region threading