Threading and ping improvements (GeyserMC#1870)

- Don't schedule for setting jumping on and off if cache chunks is enabled, since we don't need to know that
- Add a new setting to disable player ping forwarding. Hopefully this helps with timeouts.

connector/src/main/java/org/geysermc/connector/GeyserConnector.java

@@ -56,10 +56,7 @@
 import org.geysermc.connector.network.translators.world.block.BlockTranslator;
 import org.geysermc.connector.network.translators.world.block.entity.BlockEntityTranslator;
 import org.geysermc.connector.network.translators.world.block.entity.SkullBlockEntityTranslator;
-import org.geysermc.connector.utils.DimensionUtils;
-import org.geysermc.connector.utils.LanguageUtils;
-import org.geysermc.connector.utils.LocaleUtils;
-import org.geysermc.connector.utils.ResourcePack;
+import org.geysermc.connector.utils.*;
 
 import javax.naming.directory.Attribute;
 import javax.naming.directory.InitialDirContext;
@@ -190,6 +187,7 @@ private GeyserConnector(PlatformType platformType, GeyserBootstrap bootstrap) {
         remoteServer = new RemoteServer(config.getRemote().getAddress(), remotePort);
         authType = AuthType.getByName(config.getRemote().getAuthType());
 
+        CooldownUtils.setShowCooldown(config.isShowCooldown());
         DimensionUtils.changeBedrockNetherId(config.isAboveBedrockNetherBuilding()); // Apply End dimension ID workaround to Nether
         SkullBlockEntityTranslator.ALLOW_CUSTOM_SKULLS = config.isAllowCustomSkulls();
 

connector/src/main/java/org/geysermc/connector/configuration/GeyserConfiguration.java

@@ -59,6 +59,8 @@ public interface GeyserConfiguration {
 
     int getPingPassthroughInterval();
 
+    boolean isForwardPlayerPing();
+
     int getMaxPlayers();
 
     boolean isDebugMode();

connector/src/main/java/org/geysermc/connector/configuration/GeyserJacksonConfiguration.java

@@ -74,6 +74,9 @@ public abstract class GeyserJacksonConfiguration implements GeyserConfiguration
     @JsonProperty("ping-passthrough-interval")
     private int pingPassthroughInterval = 3;
 
+    @JsonProperty("forward-player-ping")
+    private boolean forwardPlayerPing = false;
+
     @JsonProperty("max-players")
     private int maxPlayers = 100;
 

connector/src/main/java/org/geysermc/connector/network/session/GeyserSession.java

@@ -170,6 +170,9 @@ public class GeyserSession implements CommandSender {
     @Setter
     private boolean sprinting;
 
+    /**
+     * Not updated if cache chunks is enabled.
+     */
     @Setter
     private boolean jumping;
 
@@ -567,8 +570,10 @@ private void connectDownstream() {
             downstream.getSession().setFlag(BuiltinFlags.ENABLE_CLIENT_PROXY_PROTOCOL, true);
             downstream.getSession().setFlag(BuiltinFlags.CLIENT_PROXIED_ADDRESS, upstream.getAddress());
         }
-        // Let Geyser handle sending the keep alive
-        downstream.getSession().setFlag(MinecraftConstants.AUTOMATIC_KEEP_ALIVE_MANAGEMENT, false);
+        if (connector.getConfig().isForwardPlayerPing()) {
+            // Let Geyser handle sending the keep alive
+            downstream.getSession().setFlag(MinecraftConstants.AUTOMATIC_KEEP_ALIVE_MANAGEMENT, false);
+        }
         downstream.getSession().addListener(new SessionAdapter() {
             @Override
             public void packetSending(PacketSendingEvent event) {

connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockNetworkStackLatencyTranslator.java

@@ -33,23 +33,25 @@
 import org.geysermc.floodgate.util.DeviceOS;
 
 /**
- * Used to send the keep alive packet back to the server
+ * Used to send the forwarded keep alive packet back to the server
  */
 @Translator(packet = NetworkStackLatencyPacket.class)
 public class BedrockNetworkStackLatencyTranslator extends PacketTranslator<NetworkStackLatencyPacket> {
 
     @Override
     public void translate(NetworkStackLatencyPacket packet, GeyserSession session) {
-        long pingId;
-        // so apparently, as of 1.16.200
-        // PS4 divides the network stack latency timestamp FOR US!!!
-        // WTF
-        if (session.getClientData().getDeviceOS().equals(DeviceOS.NX)) {
-            // Ignore the weird DeviceOS, our order is wrong and will be fixed in Floodgate 2.0
-            pingId = packet.getTimestamp();
-        } else {
-            pingId = packet.getTimestamp() / 1000;
+        if (session.getConnector().getConfig().isForwardPlayerPing()) {
+            long pingId;
+            // so apparently, as of 1.16.200
+            // PS4 divides the network stack latency timestamp FOR US!!!
+            // WTF
+            if (session.getClientData().getDeviceOS().equals(DeviceOS.NX)) {
+                // Ignore the weird DeviceOS, our order is wrong and will be fixed in Floodgate 2.0
+                pingId = packet.getTimestamp();
+            } else {
+                pingId = packet.getTimestamp() / 1000;
+            }
+            session.sendDownstreamPacket(new ClientKeepAlivePacket(pingId));
         }
-        session.sendDownstreamPacket(new ClientKeepAlivePacket(pingId));
     }
 }

connector/src/main/java/org/geysermc/connector/network/translators/bedrock/entity/player/BedrockActionTranslator.java

@@ -205,10 +205,11 @@ public void translate(PlayerActionPacket packet, GeyserSession session) {
                 session.getEntityCache().updateBossBars();
                 break;
             case JUMP:
-                session.setJumping(true);
-                session.getConnector().getGeneralThreadPool().schedule(() -> {
-                    session.setJumping(false);
-                }, 1, TimeUnit.SECONDS);
+                if (!session.getConnector().getConfig().isCacheChunks()) {
+                    // Save the jumping status for determining teleport status
+                    session.setJumping(true);
+                    session.getConnector().getGeneralThreadPool().schedule(() -> session.setJumping(false), 1, TimeUnit.SECONDS);
+                }
                 break;
         }
     }

connector/src/main/java/org/geysermc/connector/network/translators/java/JavaKeepAliveTranslator.java

@@ -39,6 +39,9 @@ public class JavaKeepAliveTranslator extends PacketTranslator<ServerKeepAlivePac
 
     @Override
     public void translate(ServerKeepAlivePacket packet, GeyserSession session) {
+        if (!session.getConnector().getConfig().isForwardPlayerPing()) {
+            return;
+        }
         NetworkStackLatencyPacket latencyPacket = new NetworkStackLatencyPacket();
         latencyPacket.setFromServer(true);
         latencyPacket.setTimestamp(packet.getPingId() * 1000);

connector/src/main/java/org/geysermc/connector/utils/CooldownUtils.java

@@ -26,7 +26,6 @@
 package org.geysermc.connector.utils;
 
 import com.nukkitx.protocol.bedrock.packet.SetTitlePacket;
-import org.geysermc.connector.GeyserConnector;
 import org.geysermc.connector.network.session.GeyserSession;
 
 import java.util.concurrent.TimeUnit;
@@ -36,11 +35,10 @@
  * Much of the work here is from the wonderful folks from ViaRewind: https://github.com/ViaVersion/ViaRewind
  */
 public class CooldownUtils {
+    private static boolean SHOW_COOLDOWN;
 
-    private final static boolean SHOW_COOLDOWN;
-
-    static {
-        SHOW_COOLDOWN = GeyserConnector.getInstance().getConfig().isShowCooldown();
+    public static void setShowCooldown(boolean showCooldown) {
+        SHOW_COOLDOWN = showCooldown;
     }
 
     /**
@@ -116,5 +114,4 @@ private static String getTitle(GeyserSession session) {
         }
         return builder.toString();
     }
-
 }

connector/src/main/resources/config.yml

@@ -81,7 +81,11 @@ legacy-ping-passthrough: false
 # Increase if you are getting BrokenPipe errors.
 ping-passthrough-interval: 3
 
-# Maximum amount of players that can connect
+# Whether to forward player ping to the server. While enabling this will allow Bedrock players to have more accurate
+# ping, it may also cause players to time out more easily.
+forward-player-ping: false
+
+# Maximum amount of players that can connect. This is only visual at this time and does not actually limit player count.
 max-players: 100
 
 # If debug messages should be sent through console