diff --git a/Spigot-Server-Patches/Add-velocity-warnings.patch b/Spigot-Server-Patches/Add-velocity-warnings.patch index 31df4c4ee5..1a6711e31e 100644 --- a/Spigot-Server-Patches/Add-velocity-warnings.patch +++ b/Spigot-Server-Patches/Add-velocity-warnings.patch @@ -4,6 +4,18 @@ Date: Thu, 3 Mar 2016 02:48:12 -0600 Subject: [PATCH] Add velocity warnings +diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java +index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644 +--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java ++++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java +@@ -0,0 +0,0 @@ public final class CraftServer implements Server { + private final UUID invalidUserUUID = UUID.nameUUIDFromBytes("InvalidUsername".getBytes(Charsets.UTF_8)); + private final List playerView; + public int reloadCount; ++ public static Exception excessiveVelEx; // Paper - Velocity warnings + + private final class BooleanWrapper { + private boolean value = true; diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java @@ -14,11 +26,35 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000 public void setVelocity(Vector vel) { + // Paper start - Warn server owners when plugins try to set super high velocities + if (!(this instanceof org.bukkit.entity.Projectile) && (vel.getX() > 4 || vel.getX() < -4 || vel.getY() > 4 || vel.getY() < -4 || vel.getZ() > 4 || vel.getZ() < -4)) { -+ getServer().getLogger().warning("Excessive velocity set detected: tried to set velocity of entity #" + getEntityId() + " to (" + vel.getX() + "," + vel.getY() + "," + vel.getZ() + ")."); -+ Thread.dumpStack(); ++ CraftServer.excessiveVelEx = new Exception("Excessive velocity set detected: tried to set velocity of entity #" + getEntityId() + " to (" + vel.getX() + "," + vel.getY() + "," + vel.getZ() + ")."); + } + // Paper end entity.motX = vel.getX(); entity.motY = vel.getY(); entity.motZ = vel.getZ(); +diff --git a/src/main/java/org/spigotmc/WatchdogThread.java b/src/main/java/org/spigotmc/WatchdogThread.java +index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644 +--- a/src/main/java/org/spigotmc/WatchdogThread.java ++++ b/src/main/java/org/spigotmc/WatchdogThread.java +@@ -0,0 +0,0 @@ public class WatchdogThread extends Thread + log.log( Level.SEVERE, "During the run of the server, a physics stackoverflow was supressed" ); + log.log( Level.SEVERE, "near " + net.minecraft.server.World.blockLocation); + } +- // ++ // Paper start - Warn in watchdog if an excessive velocity was ever set ++ if ( org.bukkit.craftbukkit.CraftServer.excessiveVelEx != null ) ++ { ++ log.log( Level.SEVERE, "------------------------------" ); ++ log.log( Level.SEVERE, "During the run of the server, a plugin set an excessive velocity on an entity" ); ++ log.log( Level.SEVERE, "This may be the cause of the issue, or it may be entirely unrelated" ); ++ log.log( Level.SEVERE, org.bukkit.craftbukkit.CraftServer.excessiveVelEx.getMessage()); ++ for ( StackTraceElement stack : org.bukkit.craftbukkit.CraftServer.excessiveVelEx.getStackTrace() ) ++ { ++ log.log( Level.SEVERE, "\t\t" + stack ); ++ } ++ } ++ // Paper end + log.log( Level.SEVERE, "------------------------------" ); + log.log( Level.SEVERE, "Server thread dump (Look for plugins here before reporting to Paper!):" ); + dumpThread( ManagementFactory.getThreadMXBean().getThreadInfo( MinecraftServer.getServer().primaryThread.getId(), Integer.MAX_VALUE ), log ); -- \ No newline at end of file