Files
Purpur/patches/server/0233-UPnP-Port-Forwarding.patch
BillyGalbreath 28e3713086 Updated Upstream (Paper)
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@a15152e Allow old behavior for CommandRegisteredEvent (#8249)
PaperMC/Paper@0118c0b Improve MojangAPI docs and replace @Deprecated with @ApiStatus.Experimental on draft APIs (#8261)
PaperMC/Paper@3624637 Improve documentation of Inventory#removeItem (#8263)
PaperMC/Paper@a47301e Fix Player#chat kicking all clients (#8262)
PaperMC/Paper@78b19f8 Separate Command Sending to Separate Thread Pool (#8170)
2022-08-08 09:23:12 -05:00

83 lines
4.3 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 6767bf0dfc55092144f2c24139ab65fcc274d045..4503261e2a7b5bdff09212b5ab540c5544287908 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -296,6 +296,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
public final io.papermc.paper.configuration.PaperConfigurations paperConfigurations;
public static long currentTickLong = 0L; // Paper
public boolean lagging = false; // Purpur
+ protected boolean upnp = false; // Purpur
public volatile Thread shutdownThread; // Paper
public volatile boolean abnormalExit = false; // Paper
@@ -932,6 +933,14 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
MinecraftServer.LOGGER.info("Stopping server");
Commands.COMMAND_SENDING_POOL.shutdownNow(); // Paper - Shutdown and don't bother finishing
MinecraftTimings.stopServer(); // Paper
+ // 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());
+ }
+ }
// 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 19bf680e222d7f91a0e7f67b29e3a5e38a35c1e7..ac860bf07d0fca29adad3de79396055f957a64e9 100644
--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
@@ -283,6 +283,30 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
DedicatedServer.LOGGER.warn("Perhaps a server is already running on that port?");
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.registryHolder, 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 a263952be5967c24c06f618cf77c3714b7e2f8e6..a3b931a9d1f02a8e73e37d4651ff433098842d61 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
@@ -434,4 +434,9 @@ 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);
+ }
}