Mirrors/Velocity
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Mirror von https://github.com/PaperMC/Velocity.git synchronisiert 2024-12-23 23:00:35 +01:00
Code Issues Pakete Projekte Releases Wiki Aktivität

Remove protocol linking (#212)

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Dieser Commit ist enthalten in:
Vjatšeslav Maspanov 2019-06-03 02:44:23 +03:00 committet von Andrew Steinborn
Ursprung 8d61e7ffd0
Commit f64b44ec21
2 geänderte Dateien mit 115 neuen und 92 gelöschten Zeilen
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146
proxy/src/main/java/com/velocitypowered/proxy/protocol/StateRegistry.java
Datei anzeigen

@ -1,23 +1,15 @@
package com.velocitypowered.proxy.protocol;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_10;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_11;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_11_1;
import static com.google.common.collect.Iterables.getLast;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_12;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_12_1;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_12_2;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_13;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_13_1;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_13_2;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_14;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_14_1;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_14_2;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_8;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_9;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_9_1;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_9_2;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_9_4;
import static com.velocitypowered.api.network.ProtocolVersion.MINIMUM_VERSION;
import static com.velocitypowered.api.network.ProtocolVersion.SUPPORTED_VERSIONS;
import static com.velocitypowered.proxy.protocol.ProtocolUtils.Direction;
import com.velocitypowered.api.network.ProtocolVersion;
@ -53,7 +45,6 @@ import io.netty.util.collection.IntObjectMap;
import it.unimi.dsi.fastutil.objects.Object2IntMap;
import it.unimi.dsi.fastutil.objects.Object2IntOpenHashMap;
import java.util.Collection;
import java.util.Collections;
import java.util.EnumMap;
import java.util.EnumSet;
@ -68,20 +59,20 @@ public enum StateRegistry {
HANDSHAKE {
{
serverbound.register(Handshake.class, Handshake::new,
genericMappings(0x00));
map(0x00, MINECRAFT_1_8, false));
}
},
STATUS {
{
serverbound.register(StatusRequest.class, () -> StatusRequest.INSTANCE,
genericMappings(0x00));
map(0x00, MINECRAFT_1_8, false));
serverbound.register(StatusPing.class, StatusPing::new,
genericMappings(0x01));
map(0x01, MINECRAFT_1_8, false));
clientbound.register(StatusResponse.class, StatusResponse::new,
genericMappings(0x00));
map(0x00, MINECRAFT_1_8, false));
clientbound.register(StatusPing.class, StatusPing::new,
genericMappings(0x01));
map(0x01, MINECRAFT_1_8, false));
}
},
PLAY {
@ -101,14 +92,12 @@ public enum StateRegistry {
map(0x02, MINECRAFT_1_9, false),
map(0x03, MINECRAFT_1_12, false),
map(0x02, MINECRAFT_1_12_1, false),
map(0x02, MINECRAFT_1_13, false),
map(0x03, MINECRAFT_1_14, false));
serverbound.register(ClientSettings.class, ClientSettings::new,
map(0x15, MINECRAFT_1_8, false),
map(0x04, MINECRAFT_1_9, false),
map(0x05, MINECRAFT_1_12, false),
map(0x04, MINECRAFT_1_12_1, false),
map(0x04, MINECRAFT_1_13, false),
map(0x05, MINECRAFT_1_14, false));
serverbound.register(PluginMessage.class, PluginMessage::new,
map(0x17, MINECRAFT_1_8, false),
@ -132,47 +121,35 @@ public enum StateRegistry {
map(0x1F, MINECRAFT_1_14, false));
clientbound.register(BossBar.class, BossBar::new,
map(0x0C, MINECRAFT_1_9, false),
map(0x0C, MINECRAFT_1_12, false),
map(0x0C, MINECRAFT_1_13, false),
map(0x0C, MINECRAFT_1_14, false));
map(0x0C, MINECRAFT_1_9, false));
clientbound.register(Chat.class, Chat::new,
map(0x02, MINECRAFT_1_8, true),
map(0x0F, MINECRAFT_1_9, true),
map(0x0F, MINECRAFT_1_12, true),
map(0x0E, MINECRAFT_1_13, true),
map(0x0E, MINECRAFT_1_14, false));
map(0x0E, MINECRAFT_1_13, true));
clientbound.register(TabCompleteResponse.class, TabCompleteResponse::new,
map(0x3A, MINECRAFT_1_8, false),
map(0x0E, MINECRAFT_1_9, false),
map(0x0E, MINECRAFT_1_12, false),
map(0x10, MINECRAFT_1_13, false),
map(0x10, MINECRAFT_1_14, false));
map(0x10, MINECRAFT_1_13, false));
clientbound.register(AvailableCommands.class, AvailableCommands::new,
map(0x11, MINECRAFT_1_13, false),
map(0x11, MINECRAFT_1_14, false));
map(0x11, MINECRAFT_1_13, false));
clientbound.register(PluginMessage.class, PluginMessage::new,
map(0x3F, MINECRAFT_1_8, false),
map(0x18, MINECRAFT_1_9, false),
map(0x18, MINECRAFT_1_12, false),
map(0x19, MINECRAFT_1_13, false),
map(0x18, MINECRAFT_1_14, false));
clientbound.register(Disconnect.class, Disconnect::new,
map(0x40, MINECRAFT_1_8, false),
map(0x1A, MINECRAFT_1_9, false),
map(0x1A, MINECRAFT_1_12, false),
map(0x1B, MINECRAFT_1_13, false),
map(0x1A, MINECRAFT_1_14, false));
clientbound.register(KeepAlive.class, KeepAlive::new,
map(0x00, MINECRAFT_1_8, false),
map(0x1F, MINECRAFT_1_9, false),
map(0x1F, MINECRAFT_1_12, false),
map(0x21, MINECRAFT_1_13, false),
map(0x20, MINECRAFT_1_14, false));
clientbound.register(JoinGame.class, JoinGame::new,
map(0x01, MINECRAFT_1_8, false),
map(0x23, MINECRAFT_1_9, false),
map(0x23, MINECRAFT_1_12, false),
map(0x25, MINECRAFT_1_13, false),
map(0x25, MINECRAFT_1_14, false));
clientbound.register(Respawn.class, Respawn::new,
@ -207,7 +184,6 @@ public enum StateRegistry {
clientbound.register(PlayerListItem.class, PlayerListItem::new,
map(0x38, MINECRAFT_1_8, false),
map(0x2D, MINECRAFT_1_9, false),
map(0x2D, MINECRAFT_1_12, false),
map(0x2E, MINECRAFT_1_12_1, false),
map(0x30, MINECRAFT_1_13, false),
map(0x33, MINECRAFT_1_14, false));
@ -216,24 +192,21 @@ public enum StateRegistry {
LOGIN {
{
serverbound.register(ServerLogin.class, ServerLogin::new,
genericMappings(0x00));
map(0x00, MINECRAFT_1_8, false));
serverbound.register(EncryptionResponse.class, EncryptionResponse::new,
genericMappings(0x01));
map(0x01, MINECRAFT_1_8, false));
serverbound.register(LoginPluginResponse.class, LoginPluginResponse::new,
map(0x02, MINECRAFT_1_13, false),
map(0x02, MINECRAFT_1_14, false));
map(0x02, MINECRAFT_1_13, false));
clientbound.register(Disconnect.class, Disconnect::new,
genericMappings(0x00));
map(0x00, MINECRAFT_1_8, false));
clientbound.register(EncryptionRequest.class, EncryptionRequest::new,
genericMappings(0x01));
map(0x01, MINECRAFT_1_8, false));
clientbound.register(ServerLoginSuccess.class, ServerLoginSuccess::new,
genericMappings(0x02));
map(0x02, MINECRAFT_1_8, false));
clientbound.register(SetCompression.class, SetCompression::new,
genericMappings(0x03));
map(0x03, MINECRAFT_1_8, false));
clientbound.register(LoginPluginMessage.class, LoginPluginMessage::new,
map(0x04, MINECRAFT_1_13, false),
map(0x04, MINECRAFT_1_14, false));
map(0x04, MINECRAFT_1_13, false));
}
};
@ -244,20 +217,6 @@ public enum StateRegistry {
public static class PacketRegistry {
private static final Map<ProtocolVersion, Collection<ProtocolVersion>> LINKED_PROTOCOL_VERSIONS
= new EnumMap<>(ProtocolVersion.class);
static {
LINKED_PROTOCOL_VERSIONS.put(MINECRAFT_1_9, EnumSet.of(MINECRAFT_1_9_1, MINECRAFT_1_9_2,
MINECRAFT_1_9_4));
LINKED_PROTOCOL_VERSIONS.put(MINECRAFT_1_9_4, EnumSet.of(MINECRAFT_1_10, MINECRAFT_1_11,
MINECRAFT_1_11_1));
LINKED_PROTOCOL_VERSIONS.put(MINECRAFT_1_12, EnumSet.of(MINECRAFT_1_12_1));
LINKED_PROTOCOL_VERSIONS.put(MINECRAFT_1_12_1, EnumSet.of(MINECRAFT_1_12_2));
LINKED_PROTOCOL_VERSIONS.put(MINECRAFT_1_13, EnumSet.of(MINECRAFT_1_13_1, MINECRAFT_1_13_2));
LINKED_PROTOCOL_VERSIONS.put(MINECRAFT_1_14, EnumSet.of(MINECRAFT_1_14_1, MINECRAFT_1_14_2));
}
private final Direction direction;
private final Map<ProtocolVersion, ProtocolRegistry> versions;
private boolean fallback = true;
@ -292,28 +251,42 @@ public enum StateRegistry {
throw new IllegalArgumentException("At least one mapping must be provided.");
}
for (final PacketMapping mapping : mappings) {
ProtocolRegistry registry = this.versions.get(mapping.protocolVersion);
if (registry == null) {
throw new IllegalArgumentException("Unknown protocol version " + mapping.protocolVersion);
}
if (!mapping.encodeOnly) {
registry.packetIdToSupplier.put(mapping.id, packetSupplier);
}
registry.packetClassToId.put(clazz, mapping.id);
for (int i = 0; i < mappings.length; i++) {
PacketMapping current = mappings[i];
PacketMapping next = (i + 1 < mappings.length) ? mappings[i + 1] : current;
ProtocolVersion from = current.protocolVersion;
ProtocolVersion to = current == next ? getLast(SUPPORTED_VERSIONS) : next.protocolVersion;
Collection<ProtocolVersion> linked = LINKED_PROTOCOL_VERSIONS.get(mapping.protocolVersion);
if (linked != null) {
links:
for (ProtocolVersion linkedVersion : linked) {
// Make sure that later mappings override this one.
for (PacketMapping m : mappings) {
if (linkedVersion == m.protocolVersion) {
continue links;
}
}
register(clazz, packetSupplier, map(mapping.id, linkedVersion, mapping.encodeOnly));
if (from.compareTo(to) >= 0 && from != getLast(SUPPORTED_VERSIONS)) {
throw new IllegalArgumentException(String.format(
"Next mapping version (%s) should be lower then current (%s)", to, from));
}
for (ProtocolVersion protocol : EnumSet.range(from, to)) {
if (protocol == to && next != current) {
break;
}
ProtocolRegistry registry = this.versions.get(protocol);
if (registry == null) {
throw new IllegalArgumentException("Unknown protocol version "
+ current.protocolVersion);
}
if (registry.packetIdToSupplier.containsKey(current.id)) {
throw new IllegalArgumentException("Can not register class " + clazz.getSimpleName()
+ " with id " + current.id + " for " + registry.version
+ " because another packet is already registered");
}
if (registry.packetClassToId.containsKey(clazz)) {
throw new IllegalArgumentException(clazz.getSimpleName()
+ " is already registered for version " + registry.version);
}
if (!current.encodeOnly) {
registry.packetIdToSupplier.put(current.id, packetSupplier);
}
registry.packetClassToId.put(clazz, current.id);
}
}
}
@ -409,8 +382,8 @@ public enum StateRegistry {
/**
* Creates a PacketMapping using the provided arguments.
*
* @param id Packet Id
* @param version Protocol version
* @param id Packet Id
* @param version Protocol version
* @param encodeOnly When true packet decoding will be disabled
* @return PacketMapping with the provided arguments
*/
@ -418,13 +391,4 @@ public enum StateRegistry {
return new PacketMapping(id, version, encodeOnly);
}
private static PacketMapping[] genericMappings(int id) {
return new PacketMapping[] {
map(id, MINECRAFT_1_8, false),
map(id, MINECRAFT_1_9, false),
map(id, MINECRAFT_1_12, false),
map(id, MINECRAFT_1_13, false),
map(id, MINECRAFT_1_14, false)
};
}
}

61
proxy/src/test/java/com/velocitypowered/proxy/protocol/PacketRegistryTest.java
Datei anzeigen

@ -1,14 +1,23 @@
package com.velocitypowered.proxy.protocol;
import static com.google.common.collect.Iterables.getLast;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_11;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_12;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_12_1;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_12_2;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_13;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_14_2;
import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_8;
import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import com.velocitypowered.api.network.ProtocolVersion;
import com.velocitypowered.proxy.protocol.packet.Handshake;
import com.velocitypowered.proxy.protocol.packet.StatusPing;
import org.junit.jupiter.api.Test;
class PacketRegistryTest {
@ -17,6 +26,7 @@ class PacketRegistryTest {
StateRegistry.PacketRegistry registry = new StateRegistry.PacketRegistry(
ProtocolUtils.Direction.CLIENTBOUND);
registry.register(Handshake.class, Handshake::new,
new StateRegistry.PacketMapping(0x01, MINECRAFT_1_8, false),
new StateRegistry.PacketMapping(0x00, MINECRAFT_1_12, false));
return registry;
}
@ -40,6 +50,12 @@ class PacketRegistryTest {
assertEquals(Handshake.class, packet.getClass(), "Registry returned wrong class");
assertEquals(0, registry.getProtocolRegistry(MINECRAFT_1_12_1).getPacketId(packet),
"Registry did not return the correct packet ID");
assertEquals(0, registry.getProtocolRegistry(MINECRAFT_1_14_2).getPacketId(packet),
"Registry did not return the correct packet ID");
assertEquals(1, registry.getProtocolRegistry(MINECRAFT_1_11).getPacketId(packet),
"Registry did not return the correct packet ID");
assertNull(registry.getProtocolRegistry(MINECRAFT_1_14_2).createPacket(0x01),
"Registry should return a null");
}
@Test
@ -52,18 +68,61 @@ class PacketRegistryTest {
() -> registry.getProtocolRegistry(ProtocolVersion.UNKNOWN).getPacketId(new Handshake()));
}
@Test
void failOnWrongOrder() {
StateRegistry.PacketRegistry registry = new StateRegistry.PacketRegistry(
ProtocolUtils.Direction.CLIENTBOUND);
assertThrows(IllegalArgumentException.class,
() -> registry.register(Handshake.class, Handshake::new,
new StateRegistry.PacketMapping(0x01, MINECRAFT_1_13, false),
new StateRegistry.PacketMapping(0x00, MINECRAFT_1_8, false)));
assertThrows(IllegalArgumentException.class,
() -> registry.register(Handshake.class, Handshake::new,
new StateRegistry.PacketMapping(0x01, MINECRAFT_1_13, false),
new StateRegistry.PacketMapping(0x01, MINECRAFT_1_13, false)));
}
@Test
void failOnDuplicate() {
StateRegistry.PacketRegistry registry = new StateRegistry.PacketRegistry(
ProtocolUtils.Direction.CLIENTBOUND);
registry.register(Handshake.class, Handshake::new,
new StateRegistry.PacketMapping(0x00, MINECRAFT_1_8, false));
assertThrows(IllegalArgumentException.class,
() -> registry.register(Handshake.class, Handshake::new,
new StateRegistry.PacketMapping(0x01, MINECRAFT_1_12, false)));
assertThrows(IllegalArgumentException.class,
() -> registry.register(StatusPing.class, StatusPing::new,
new StateRegistry.PacketMapping(0x00, MINECRAFT_1_13, false)));
}
@Test
void shouldNotFailWhenRegisterLatestProtocolVersion() {
StateRegistry.PacketRegistry registry = new StateRegistry.PacketRegistry(
ProtocolUtils.Direction.CLIENTBOUND);
assertDoesNotThrow(() -> registry.register(Handshake.class, Handshake::new,
new StateRegistry.PacketMapping(0x00, MINECRAFT_1_8, false),
new StateRegistry.PacketMapping(0x01, getLast(ProtocolVersion.SUPPORTED_VERSIONS),
false)));
}
@Test
void registrySuppliesCorrectPacketsByProtocol() {
StateRegistry.PacketRegistry registry = new StateRegistry.PacketRegistry(
ProtocolUtils.Direction.CLIENTBOUND);
registry.register(Handshake.class, Handshake::new,
new StateRegistry.PacketMapping(0x00, MINECRAFT_1_12, false),
new StateRegistry.PacketMapping(0x01, MINECRAFT_1_12_1, false));
new StateRegistry.PacketMapping(0x01, MINECRAFT_1_12_1, false),
new StateRegistry.PacketMapping(0x02, MINECRAFT_1_13, false));
assertEquals(Handshake.class,
registry.getProtocolRegistry(MINECRAFT_1_12).createPacket(0x00).getClass());
assertEquals(Handshake.class,
registry.getProtocolRegistry(MINECRAFT_1_12_1).createPacket(0x01).getClass());
assertEquals(Handshake.class,
registry.getProtocolRegistry(MINECRAFT_1_12_2).createPacket(0x01).getClass());
assertEquals(Handshake.class,
registry.getProtocolRegistry(MINECRAFT_1_13).createPacket(0x02).getClass());
assertEquals(Handshake.class,
registry.getProtocolRegistry(MINECRAFT_1_14_2).createPacket(0x02).getClass());
}
}