Files
Purpur/patches/server/0207-UPnP-Port-Forwarding.patch
granny 89e388c3a2 Updated Upstream (Paper)
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@bcf52fe Delete some old patches
PaperMC/Paper@348c855 Readd last API patch (with TODO)
PaperMC/Paper@b630564 More patches
PaperMC/Paper@3cb16c9 Add back per player mob spawning
PaperMC/Paper@fe7b741 Another one
PaperMC/Paper@12ed021 Update material tags and entity effect
PaperMC/Paper@02bca1e Remove timings impl
PaperMC/Paper@4d87302 Fix NPE and StackOverflowError for dispensers
PaperMC/Paper@f8f230a Remove unnecessary AT
PaperMC/Paper@29bf7be Fix unused parameter in PlayerList#remove
PaperMC/Paper@9e35192 Execute spark tasks during tick sleep (#11525)
PaperMC/Paper@e35f199 Use declaration order for state holder property iteration
PaperMC/Paper@6288adb Remove leftover missed timings calls (#11527)
2024-10-28 00:16:09 -07:00

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4.6 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 ec8af36c230e36a59fe8a02a868fb36a8212cd8b..95e1dbd7a423d57c2cfc8546aa6f5741f00e31bb 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -330,6 +330,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
public final io.papermc.paper.configuration.PaperConfigurations paperConfigurations; // Paper - add paper configuration files
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
@@ -1056,6 +1057,15 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
MinecraftServer.LOGGER.info("Stopping server");
Commands.COMMAND_SENDING_POOL.shutdownNow(); // Paper - Perf: Async command map building; Shutdown and don't bother finishing
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 94d292b97ca2404fa1ae8ceec7c4854091e2842d..b9b49e6faa529e543bdaad34b3e169dfb7c0a680 100644
--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
@@ -292,6 +292,30 @@ 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 a1e1aad7a1b845e2efd381da0221559443808cf7..d8930c57a867a63a4a8149136eb8a7a9ab96e11b 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
@@ -422,4 +422,9 @@ 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);
+ }
}