From 350ea7f31eb40b2c7b28aed0ba070453f48b6e7e Mon Sep 17 00:00:00 2001 From: Gero Date: Wed, 12 Jun 2024 20:33:01 +0200 Subject: [PATCH] 1.21 support (#1338) --- .../api/network/ProtocolVersion.java | 3 +- .../connection/MinecraftSessionHandler.java | 10 +++ .../backend/ConfigSessionHandler.java | 14 +++ .../proxy/protocol/StateRegistry.java | 11 +++ .../packet/ServerLoginSuccessPacket.java | 4 +- .../ClientboundCustomReportDetailsPacket.java | 67 ++++++++++++++ .../config/ClientboundServerLinksPacket.java | 88 +++++++++++++++++++ 7 files changed, 194 insertions(+), 3 deletions(-) create mode 100644 proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/config/ClientboundCustomReportDetailsPacket.java create mode 100644 proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/config/ClientboundServerLinksPacket.java diff --git a/api/src/main/java/com/velocitypowered/api/network/ProtocolVersion.java b/api/src/main/java/com/velocitypowered/api/network/ProtocolVersion.java index 8723d8884..e968b0255 100644 --- a/api/src/main/java/com/velocitypowered/api/network/ProtocolVersion.java +++ b/api/src/main/java/com/velocitypowered/api/network/ProtocolVersion.java @@ -86,7 +86,8 @@ public enum ProtocolVersion implements Ordered { MINECRAFT_1_20(763, "1.20", "1.20.1"), MINECRAFT_1_20_2(764, "1.20.2"), MINECRAFT_1_20_3(765, "1.20.3", "1.20.4"), - MINECRAFT_1_20_5(766, "1.20.5", "1.20.6"); + MINECRAFT_1_20_5(766, "1.20.5", "1.20.6"), + MINECRAFT_1_21(767, "1.21"); private static final int SNAPSHOT_BIT = 30; diff --git a/proxy/src/main/java/com/velocitypowered/proxy/connection/MinecraftSessionHandler.java b/proxy/src/main/java/com/velocitypowered/proxy/connection/MinecraftSessionHandler.java index 288e667e1..b36d9f0ab 100644 --- a/proxy/src/main/java/com/velocitypowered/proxy/connection/MinecraftSessionHandler.java +++ b/proxy/src/main/java/com/velocitypowered/proxy/connection/MinecraftSessionHandler.java @@ -65,6 +65,8 @@ import com.velocitypowered.proxy.protocol.packet.chat.legacy.LegacyChatPacket; import com.velocitypowered.proxy.protocol.packet.chat.session.SessionPlayerChatPacket; import com.velocitypowered.proxy.protocol.packet.chat.session.SessionPlayerCommandPacket; import com.velocitypowered.proxy.protocol.packet.config.ActiveFeaturesPacket; +import com.velocitypowered.proxy.protocol.packet.config.ClientboundCustomReportDetailsPacket; +import com.velocitypowered.proxy.protocol.packet.config.ClientboundServerLinksPacket; import com.velocitypowered.proxy.protocol.packet.config.FinishedUpdatePacket; import com.velocitypowered.proxy.protocol.packet.config.KnownPacksPacket; import com.velocitypowered.proxy.protocol.packet.config.RegistrySyncPacket; @@ -354,4 +356,12 @@ public interface MinecraftSessionHandler { default boolean handle(ServerboundCookieResponsePacket packet) { return false; } + + default boolean handle(ClientboundCustomReportDetailsPacket packet) { + return false; + } + + default boolean handle(ClientboundServerLinksPacket packet) { + return false; + } } diff --git a/proxy/src/main/java/com/velocitypowered/proxy/connection/backend/ConfigSessionHandler.java b/proxy/src/main/java/com/velocitypowered/proxy/connection/backend/ConfigSessionHandler.java index baff6017b..3f4325e52 100644 --- a/proxy/src/main/java/com/velocitypowered/proxy/connection/backend/ConfigSessionHandler.java +++ b/proxy/src/main/java/com/velocitypowered/proxy/connection/backend/ConfigSessionHandler.java @@ -44,6 +44,8 @@ import com.velocitypowered.proxy.protocol.packet.PluginMessagePacket; import com.velocitypowered.proxy.protocol.packet.ResourcePackRequestPacket; import com.velocitypowered.proxy.protocol.packet.ResourcePackResponsePacket; import com.velocitypowered.proxy.protocol.packet.TransferPacket; +import com.velocitypowered.proxy.protocol.packet.config.ClientboundCustomReportDetailsPacket; +import com.velocitypowered.proxy.protocol.packet.config.ClientboundServerLinksPacket; import com.velocitypowered.proxy.protocol.packet.config.FinishedUpdatePacket; import com.velocitypowered.proxy.protocol.packet.config.RegistrySyncPacket; import com.velocitypowered.proxy.protocol.packet.config.StartUpdatePacket; @@ -116,6 +118,18 @@ public class ConfigSessionHandler implements MinecraftSessionHandler { return true; } + @Override + public boolean handle(ClientboundCustomReportDetailsPacket packet) { + serverConn.getPlayer().getConnection().write(packet); + return true; + } + + @Override + public boolean handle(ClientboundServerLinksPacket packet) { + serverConn.getPlayer().getConnection().write(packet); + return true; + } + @Override public boolean handle(KeepAlivePacket packet) { serverConn.ensureConnected().write(packet); diff --git a/proxy/src/main/java/com/velocitypowered/proxy/protocol/StateRegistry.java b/proxy/src/main/java/com/velocitypowered/proxy/protocol/StateRegistry.java index 07a7dab48..41d444a36 100644 --- a/proxy/src/main/java/com/velocitypowered/proxy/protocol/StateRegistry.java +++ b/proxy/src/main/java/com/velocitypowered/proxy/protocol/StateRegistry.java @@ -36,6 +36,7 @@ import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_19_4; import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_20_2; import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_20_3; import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_20_5; +import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_21; import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_7_2; import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_8; import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_9; @@ -94,6 +95,8 @@ import com.velocitypowered.proxy.protocol.packet.chat.session.SessionPlayerChatP import com.velocitypowered.proxy.protocol.packet.chat.session.SessionPlayerCommandPacket; import com.velocitypowered.proxy.protocol.packet.chat.session.UnsignedPlayerCommandPacket; import com.velocitypowered.proxy.protocol.packet.config.ActiveFeaturesPacket; +import com.velocitypowered.proxy.protocol.packet.config.ClientboundCustomReportDetailsPacket; +import com.velocitypowered.proxy.protocol.packet.config.ClientboundServerLinksPacket; import com.velocitypowered.proxy.protocol.packet.config.FinishedUpdatePacket; import com.velocitypowered.proxy.protocol.packet.config.KnownPacksPacket; import com.velocitypowered.proxy.protocol.packet.config.RegistrySyncPacket; @@ -226,6 +229,10 @@ public enum StateRegistry { map(0x0D, MINECRAFT_1_20_5, false)); clientbound.register(KnownPacksPacket.class, KnownPacksPacket::new, map(0x0E, MINECRAFT_1_20_5, false)); + clientbound.register(ClientboundCustomReportDetailsPacket.class, ClientboundCustomReportDetailsPacket::new, + map(0x0F, MINECRAFT_1_21, false)); + clientbound.register(ClientboundServerLinksPacket.class, ClientboundServerLinksPacket::new, + map(0x10, MINECRAFT_1_21, false)); } }, PLAY { @@ -659,6 +666,10 @@ public enum StateRegistry { TransferPacket::new, map(0x73, MINECRAFT_1_20_5, false) ); + clientbound.register(ClientboundCustomReportDetailsPacket.class, ClientboundCustomReportDetailsPacket::new, + map(0x7A, MINECRAFT_1_21, false)); + clientbound.register(ClientboundServerLinksPacket.class, ClientboundServerLinksPacket::new, + map(0x7B, MINECRAFT_1_21, false)); } }, LOGIN { diff --git a/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ServerLoginSuccessPacket.java b/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ServerLoginSuccessPacket.java index f4fa6bc30..1e70568f6 100644 --- a/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ServerLoginSuccessPacket.java +++ b/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ServerLoginSuccessPacket.java @@ -92,7 +92,7 @@ public class ServerLoginSuccessPacket implements MinecraftPacket { if (version.noLessThan(ProtocolVersion.MINECRAFT_1_19)) { properties = ProtocolUtils.readProperties(buf); } - if (version == ProtocolVersion.MINECRAFT_1_20_5) { + if (version == ProtocolVersion.MINECRAFT_1_20_5 || version == ProtocolVersion.MINECRAFT_1_21) { buf.readBoolean(); } } @@ -123,7 +123,7 @@ public class ServerLoginSuccessPacket implements MinecraftPacket { ProtocolUtils.writeProperties(buf, properties); } } - if (version == ProtocolVersion.MINECRAFT_1_20_5) { + if (version == ProtocolVersion.MINECRAFT_1_20_5 || version == ProtocolVersion.MINECRAFT_1_21) { buf.writeBoolean(strictErrorHandling); } } diff --git a/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/config/ClientboundCustomReportDetailsPacket.java b/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/config/ClientboundCustomReportDetailsPacket.java new file mode 100644 index 000000000..6a3618cb7 --- /dev/null +++ b/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/config/ClientboundCustomReportDetailsPacket.java @@ -0,0 +1,67 @@ +/* + * Copyright (C) 2024 Velocity Contributors + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +package com.velocitypowered.proxy.protocol.packet.config; + +import com.velocitypowered.api.network.ProtocolVersion; +import com.velocitypowered.proxy.connection.MinecraftSessionHandler; +import com.velocitypowered.proxy.protocol.MinecraftPacket; +import com.velocitypowered.proxy.protocol.ProtocolUtils; +import io.netty.buffer.ByteBuf; +import java.util.HashMap; +import java.util.Map; + +public class ClientboundCustomReportDetailsPacket implements MinecraftPacket { + + private Map details; + + public ClientboundCustomReportDetailsPacket() { + } + + public ClientboundCustomReportDetailsPacket(Map details) { + this.details = details; + } + + @Override + public void decode(ByteBuf buf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) { + int detailsCount = ProtocolUtils.readVarInt(buf); + + this.details = new HashMap<>(detailsCount); + for (int i = 0; i < detailsCount; i++) { + details.put(ProtocolUtils.readString(buf), ProtocolUtils.readString(buf)); + } + } + + @Override + public void encode(ByteBuf buf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) { + ProtocolUtils.writeVarInt(buf, details.size()); + + details.forEach((key, detail) -> { + ProtocolUtils.writeString(buf, key); + ProtocolUtils.writeString(buf, detail); + }); + } + + @Override + public boolean handle(MinecraftSessionHandler handler) { + return handler.handle(this); + } + + public Map getDetails() { + return details; + } +} diff --git a/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/config/ClientboundServerLinksPacket.java b/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/config/ClientboundServerLinksPacket.java new file mode 100644 index 000000000..bee080ee8 --- /dev/null +++ b/proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/config/ClientboundServerLinksPacket.java @@ -0,0 +1,88 @@ +/* + * Copyright (C) 2024 Velocity Contributors + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +package com.velocitypowered.proxy.protocol.packet.config; + +import com.velocitypowered.api.network.ProtocolVersion; +import com.velocitypowered.proxy.connection.MinecraftSessionHandler; +import com.velocitypowered.proxy.protocol.MinecraftPacket; +import com.velocitypowered.proxy.protocol.ProtocolUtils; +import com.velocitypowered.proxy.protocol.packet.chat.ComponentHolder; +import io.netty.buffer.ByteBuf; +import java.util.ArrayList; +import java.util.List; + +public class ClientboundServerLinksPacket implements MinecraftPacket { + + private List serverLinks; + + public ClientboundServerLinksPacket() { + } + + public ClientboundServerLinksPacket(List serverLinks) { + this.serverLinks = serverLinks; + } + + @Override + public void decode(ByteBuf buf, ProtocolUtils.Direction direction, ProtocolVersion version) { + int linksCount = ProtocolUtils.readVarInt(buf); + + this.serverLinks = new ArrayList<>(linksCount); + for (int i = 0; i < linksCount; i++) { + serverLinks.add(ServerLink.read(buf, version)); + } + } + + @Override + public void encode(ByteBuf buf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) { + ProtocolUtils.writeVarInt(buf, serverLinks.size()); + + for (ServerLink serverLink : serverLinks) { + serverLink.write(buf); + } + } + + @Override + public boolean handle(MinecraftSessionHandler handler) { + return handler.handle(this); + } + + public List getServerLinks() { + return serverLinks; + } + + public record ServerLink(int id, ComponentHolder displayName, String url) { + private static ServerLink read(ByteBuf buf, ProtocolVersion version) { + if (buf.readBoolean()) { + return new ServerLink(ProtocolUtils.readVarInt(buf), null, ProtocolUtils.readString(buf)); + } else { + return new ServerLink(-1, ComponentHolder.read(buf, version), ProtocolUtils.readString(buf)); + } + } + + private void write(ByteBuf buf) { + if (id >= 0) { + buf.writeBoolean(true); + ProtocolUtils.writeVarInt(buf, id); + } else { + buf.writeBoolean(false); + displayName.write(buf); + } + ProtocolUtils.writeString(buf, url); + } + } +}