Add Velocity IP forwarding support (#1557)

While Velocity supports BungeeCord-style IP forwarding, it is not secure. Users
have a lot of problems setting up firewalls or setting up plugins like IPWhitelist.
Further, the BungeeCord IP forwarding protocol still retains essentially its original
form, when there is brand new support for custom login plugin messages in 1.13.

Velocity's modern IP forwarding uses an HMAC-SHA256 code to ensure authenticity
of messages, is packed into a binary format that is smaller than BungeeCord's
forwarding, and is integrated into the Minecraft login process by using the 1.13
login plugin message packet.
This commit is contained in:
Andrew Steinborn
2018-10-18 20:44:59 -04:00
parent 99cd22a793
commit 344d299d69
27 changed files with 450 additions and 148 deletions

View File

@@ -5,7 +5,7 @@ Subject: [PATCH] Configurable Player Collision
diff --git a/src/main/java/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java
index 31b35b113c..7ebab47835 100644
index b4dba7247..1d32b93c8 100644
--- a/src/main/java/com/destroystokyo/paper/PaperConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java
@@ -0,0 +0,0 @@ public class PaperConfig {
@@ -19,7 +19,7 @@ index 31b35b113c..7ebab47835 100644
+ }
}
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 8056dc40df..74c84dda69 100644
index 8056dc40d..74c84dda6 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -0,0 +0,0 @@ public abstract class MinecraftServer implements IAsyncTaskHandler, IMojangStati
@@ -43,7 +43,7 @@ index 8056dc40df..74c84dda69 100644
protected void a(File file, WorldData worlddata) {
diff --git a/src/main/java/net/minecraft/server/PacketPlayOutScoreboardTeam.java b/src/main/java/net/minecraft/server/PacketPlayOutScoreboardTeam.java
index f7a9b9d885..7befd80cf5 100644
index f7a9b9d88..7befd80cf 100644
--- a/src/main/java/net/minecraft/server/PacketPlayOutScoreboardTeam.java
+++ b/src/main/java/net/minecraft/server/PacketPlayOutScoreboardTeam.java
@@ -0,0 +0,0 @@ public class PacketPlayOutScoreboardTeam implements Packet<PacketListenerPlayOut
@@ -56,7 +56,7 @@ index f7a9b9d885..7befd80cf5 100644
packetdataserializer.a(this.c);
packetdataserializer.a(this.d);
diff --git a/src/main/java/net/minecraft/server/PlayerList.java b/src/main/java/net/minecraft/server/PlayerList.java
index 2154c0516c..baf870ac2a 100644
index 2154c0516..baf870ac2 100644
--- a/src/main/java/net/minecraft/server/PlayerList.java
+++ b/src/main/java/net/minecraft/server/PlayerList.java
@@ -0,0 +0,0 @@ public abstract class PlayerList {