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https://github.com/PaperMC/Velocity.git
synchronisiert 2024-12-24 15:20:35 +01:00
Expose connecting player's UUID in the PreLoginEvent (#1009)
* feature: Expose connecting player's UUID in the PreLoginEvent * Applied suggestions * Updated the javadocs compatible version to Java 17 --------- Co-authored-by: Adrian <adriangonzalesval@gmail.com>
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Ursprung
53923ed857
Commit
e1f3b6b66f
@ -59,7 +59,7 @@ tasks {
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val o = options as StandardJavadocDocletOptions
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o.encoding = "UTF-8"
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o.source = "8"
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o.source = "17"
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o.links(
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"https://www.slf4j.org/apidocs/",
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@ -12,6 +12,7 @@ import com.velocitypowered.api.event.ResultedEvent;
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import com.velocitypowered.api.event.annotation.AwaitingEvent;
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import com.velocitypowered.api.proxy.InboundConnection;
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import java.util.Optional;
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import java.util.UUID;
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import org.checkerframework.checker.nullness.qual.NonNull;
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import org.checkerframework.checker.nullness.qual.Nullable;
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@ -33,17 +34,32 @@ public final class PreLoginEvent implements ResultedEvent<PreLoginEvent.PreLogin
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private final InboundConnection connection;
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private final String username;
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private final @Nullable UUID uuid;
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private PreLoginComponentResult result;
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/**
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* Creates a new instance, without an associated UUID.
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*
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* @param connection the connection logging into the proxy
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* @param username the player's username
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* @deprecated use {@link #PreLoginEvent(InboundConnection, String, UUID)}
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*/
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@Deprecated
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public PreLoginEvent(final InboundConnection connection, final String username) {
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this(connection, username, null);
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}
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/**
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* Creates a new instance.
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*
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* @param connection the connection logging into the proxy
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* @param username the player's username
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* @param uuid the player's uuid, if known
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*/
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public PreLoginEvent(InboundConnection connection, String username) {
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public PreLoginEvent(final InboundConnection connection, final String username, final @Nullable UUID uuid) {
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this.connection = Preconditions.checkNotNull(connection, "connection");
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this.username = Preconditions.checkNotNull(username, "username");
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this.uuid = uuid;
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this.result = PreLoginComponentResult.allowed();
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}
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@ -55,13 +71,22 @@ public final class PreLoginEvent implements ResultedEvent<PreLoginEvent.PreLogin
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return username;
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}
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/**
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* Returns the UUID of the connecting player. This value is {@code null} on 1.19.1 and lower.
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*
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* @return the uuid
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*/
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public @Nullable UUID getUniqueId() {
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return uuid;
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}
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@Override
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public PreLoginComponentResult getResult() {
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return result;
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}
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@Override
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public void setResult(@NonNull PreLoginComponentResult result) {
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public void setResult(final @NonNull PreLoginComponentResult result) {
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this.result = Preconditions.checkNotNull(result, "result");
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}
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@ -115,16 +140,12 @@ public final class PreLoginEvent implements ResultedEvent<PreLoginEvent.PreLogin
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@Override
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public String toString() {
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switch (result) {
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case ALLOWED:
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return "allowed";
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case FORCE_OFFLINE:
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return "allowed with force offline mode";
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case FORCE_ONLINE:
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return "allowed with online mode";
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default:
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return "denied";
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}
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return switch (result) {
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case ALLOWED -> "allowed";
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case FORCE_OFFLINE -> "allowed with force offline mode";
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case FORCE_ONLINE -> "allowed with online mode";
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default -> "denied";
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};
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}
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/**
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@ -74,7 +74,7 @@ public class InitialLoginSessionHandler implements MinecraftSessionHandler {
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private @MonotonicNonNull ServerLoginPacket login;
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private byte[] verify = EMPTY_BYTE_ARRAY;
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private LoginState currentState = LoginState.LOGIN_PACKET_EXPECTED;
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private boolean forceKeyAuthentication;
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private final boolean forceKeyAuthentication;
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InitialLoginSessionHandler(VelocityServer server, MinecraftConnection mcConnection,
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LoginInboundConnection inbound) {
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@ -100,8 +100,7 @@ public class InitialLoginSessionHandler implements MinecraftSessionHandler {
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boolean isKeyValid;
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if (playerKey.getKeyRevision() == IdentifiedKey.Revision.LINKED_V2
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&& playerKey instanceof IdentifiedKeyImpl) {
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IdentifiedKeyImpl keyImpl = (IdentifiedKeyImpl) playerKey;
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&& playerKey instanceof final IdentifiedKeyImpl keyImpl) {
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isKeyValid = keyImpl.internalAddHolder(packet.getHolderUuid());
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} else {
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isKeyValid = playerKey.isSignatureValid();
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@ -120,7 +119,7 @@ public class InitialLoginSessionHandler implements MinecraftSessionHandler {
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inbound.setPlayerKey(playerKey);
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this.login = packet;
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PreLoginEvent event = new PreLoginEvent(inbound, login.getUsername());
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final PreLoginEvent event = new PreLoginEvent(inbound, login.getUsername(), login.getHolderUuid());
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server.getEventManager().fire(event).thenRunAsync(() -> {
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if (mcConnection.isClosed()) {
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// The player was disconnected
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@ -245,8 +244,7 @@ public class InitialLoginSessionHandler implements MinecraftSessionHandler {
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// Not so fast, now we verify the public key for 1.19.1+
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if (inbound.getIdentifiedKey() != null
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&& inbound.getIdentifiedKey().getKeyRevision() == IdentifiedKey.Revision.LINKED_V2
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&& inbound.getIdentifiedKey() instanceof IdentifiedKeyImpl) {
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IdentifiedKeyImpl key = (IdentifiedKeyImpl) inbound.getIdentifiedKey();
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&& inbound.getIdentifiedKey() instanceof final IdentifiedKeyImpl key) {
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if (!key.internalAddHolder(profile.getId())) {
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inbound.disconnect(
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Component.translatable("multiplayer.disconnect.invalid_public_key"));
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@ -74,7 +74,11 @@ public class ServerLoginPacket implements MinecraftPacket {
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@Override
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public String toString() {
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return "ServerLogin{" + "username='" + username + '\'' + "playerKey='" + playerKey + '\'' + '}';
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return "ServerLogin{"
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+ "username='" + username + '\''
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+ "uuid='" + holderUuid + '\''
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+ "playerKey='" + playerKey + '\''
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+ '}';
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}
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@Override
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