Files
Purpur/patches/server/0209-UPnP-Port-Forwarding.patch
granny 0bd557933c Updated Upstream (Paper)
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@dcbd99d Fix Owen's typos (#11179)
PaperMC/Paper@f82bea6 Add argument for FinePosition to brig API (#11094)
PaperMC/Paper@694b120 Remove Entity tracker field
PaperMC/Paper@f774787 Copy missed changes to chunk system from Folia
PaperMC/Paper@50bdfc3 Null check tracker in Entity#resendPossiblyDesyncedEntityData
PaperMC/Paper@3234b20 Do not allow chunk unloading outside of the regular tick loop
PaperMC/Paper@0246a9d Add mob bucket items to item id to entity map in DataConverter
PaperMC/Paper@438863c Shutdown L4J cordially if the server stops before it's even started (#11172)
PaperMC/Paper@100d75a Don't entirely die just because a plugin jar was bad
PaperMC/Paper@227544c Move TickThread changes from Moonrise patch to MCUtils
PaperMC/Paper@67d414a Allow plugin aliases to override vanilla commands (#11186)
PaperMC/Paper@58c7ea3 Preserve command node when re-registering modern commands through old API (#11184)
2024-07-30 15:53:18 -07:00

84 lines
4.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <Blake.Galbreath@GMail.com>
Date: Wed, 22 Jan 2020 20:13:40 -0600
Subject: [PATCH] UPnP Port Forwarding
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 78921a485917012bbebe7d6ac05fb975449f8338..e4ccd6b8751d61c8be0c36b72d8d155e8452b379 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -321,6 +321,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
public static long currentTickLong = 0L; // Paper - track current tick as a long
public boolean isIteratingOverLevels = false; // Paper - Throw exception on world create while being ticked
public boolean lagging = false; // Purpur
+ protected boolean upnp = false; // Purpur
public volatile Thread shutdownThread; // Paper
public volatile boolean abnormalExit = false; // Paper
@@ -1043,6 +1044,15 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
Commands.COMMAND_SENDING_POOL.shutdownNow(); // Paper - Perf: Async command map building; Shutdown and don't bother finishing
MinecraftTimings.stopServer(); // Paper
this.server.spark.disable(); // Paper - spark
+ // Purpur start
+ if (upnp) {
+ if (dev.omega24.upnp4j.UPnP4J.close(this.getPort(), dev.omega24.upnp4j.util.Protocol.TCP)) {
+ LOGGER.info("[UPnP] Port {} closed", this.getPort());
+ } else {
+ LOGGER.error("[UPnP] Failed to close port {}", this.getPort());
+ }
+ }
+ // Purpur end
// CraftBukkit start
if (this.server != null) {
this.server.disablePlugins();
diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
index 3476e0532ad2231ce93b68dbecb5d42767594396..65128f9d9b5300339f7d084918ffcfba9371793e 100644
--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
@@ -295,6 +295,30 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
if (true) throw new IllegalStateException("Failed to bind to port", ioexception); // Paper - Propagate failed to bind to port error
return false;
}
+ // Purpur start
+ if (org.purpurmc.purpur.PurpurConfig.useUPnP) {
+ LOGGER.info("[UPnP] Attempting to start UPnP port forwarding service...");
+ if (dev.omega24.upnp4j.UPnP4J.isUPnPAvailable()) {
+ if (dev.omega24.upnp4j.UPnP4J.isOpen(this.getPort(), dev.omega24.upnp4j.util.Protocol.TCP)) {
+ this.upnp = false;
+ LOGGER.info("[UPnP] Port {} is already open", this.getPort());
+ } else if (dev.omega24.upnp4j.UPnP4J.open(this.getPort(), dev.omega24.upnp4j.util.Protocol.TCP)) {
+ this.upnp = true;
+ LOGGER.info("[UPnP] Successfully opened port {}", this.getPort());
+ } else {
+ this.upnp = false;
+ LOGGER.info("[UPnP] Failed to open port {}", this.getPort());
+ }
+
+ if (upnp) {
+ LOGGER.info("[UPnP] {}:{}", dev.omega24.upnp4j.UPnP4J.getExternalIP(), this.getPort());
+ }
+ } else {
+ this.upnp = false;
+ LOGGER.error("[UPnP] Service is unavailable");
+ }
+ }
+ // Purpur end
// CraftBukkit start
// this.setPlayerList(new DedicatedPlayerList(this, this.registries(), this.playerDataStorage)); // Spigot - moved up
diff --git a/src/main/java/org/purpurmc/purpur/PurpurConfig.java b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
index 34bcb00ba8fab7ad1422fc2c07017b464afc6f09..ccc2b99c8aec56e6434b7b83ebee6e286b6b22d2 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
@@ -414,4 +414,9 @@ public class PurpurConfig {
private static void tpsCatchup() {
tpsCatchup = getBoolean("settings.tps-catchup", tpsCatchup);
}
+
+ public static boolean useUPnP = false;
+ private static void networkSettings() {
+ useUPnP = getBoolean("settings.network.upnp-port-forwarding", useUPnP);
+ }
}