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idea: deal with cookies and transfer

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This commit is contained in:
onebeastchris 2024-04-26 14:50:48 +02:00
parent 8e3a3ea453
commit 91a74603c7
9 changed files with 251 additions and 7 deletions
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43
api/src/main/java/org/geysermc/geyser/api/event/bedrock/SessionLoginEvent.java
View file

@ -32,6 +32,9 @@ import org.geysermc.geyser.api.connection.GeyserConnection;
import org.geysermc.geyser.api.event.connection.ConnectionEvent;
import org.geysermc.geyser.api.network.RemoteServer;
import java.util.Map;
import java.util.Objects;
/**
* Called when a session has logged in, and is about to connect to a remote java server.
* This event is cancellable, and can be used to prevent the player from connecting to the remote server.
@ -40,10 +43,16 @@ public final class SessionLoginEvent extends ConnectionEvent implements Cancella
private RemoteServer remoteServer;
private boolean cancelled;
private String disconnectReason;
private Map<String, byte[]> cookies;
private boolean transferring;
public SessionLoginEvent(@NonNull GeyserConnection connection, @NonNull RemoteServer remoteServer) {
public SessionLoginEvent(@NonNull GeyserConnection connection,
@NonNull RemoteServer remoteServer,
@NonNull Map<String, byte[]> cookies) {
super(connection);
this.remoteServer = remoteServer;
this.cookies = cookies;
this.transferring = false;
}
/**
@ -106,4 +115,36 @@ public final class SessionLoginEvent extends ConnectionEvent implements Cancella
public void remoteServer(@NonNull RemoteServer remoteServer) {
this.remoteServer = remoteServer;
}
/**
* Sets a map of cookies from a possible previous session. The Java server can send and request these
* to store information on the client across server transfers.
*/
public void cookies(@NonNull Map<String, byte[]> cookies) {
Objects.requireNonNull(cookies);
this.cookies = cookies;
}
/**
* Gets a map of the sessions cookies, if set.
* @return the connections cookies
*/
public @NonNull Map<String, byte[]> cookies() {
return cookies;
}
/**
* Determines the connection intent of the connection
*/
public void transferring(boolean transferring) {
this.transferring = transferring;
}
/**
* Gets whether this login attempt to the Java server
* has the transfer intent
*/
public boolean transferring() {
return this.transferring;
}
}

71
api/src/main/java/org/geysermc/geyser/api/event/java/ServerTransferEvent.java Normal file
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@ -0,0 +1,71 @@
/*
* Copyright (c) 2019-2024 GeyserMC. http://geysermc.org
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.geyser.api.event.java;
import org.checkerframework.checker.nullness.qual.NonNull;
import org.geysermc.geyser.api.connection.GeyserConnection;
import org.geysermc.geyser.api.event.connection.ConnectionEvent;
import java.util.Map;
public class ServerTransferEvent extends ConnectionEvent {
private final String host;
private final int port;
private final Map<String, byte[]> cookies;
public ServerTransferEvent(@NonNull GeyserConnection connection, String host, int port, Map<String, byte[]> cookies) {
super(connection);
this.host = host;
this.port = port;
this.cookies = cookies;
}
/**
* The host that the Java server requests a transfer to.
* @return the host
*/
public String host() {
return this.host;
}
/**
* The port that the Java server requests a transfer to.
* @return the port
*/
public int port() {
return this.port;
}
/**
* Gets a map of the sessions current cookies.
* @return the connections cookies
*/
public @NonNull Map<String, byte[]> cookies() {
return cookies;
}
}

3
bootstrap/spigot/src/main/java/org/geysermc/geyser/platform/spigot/GeyserSpigotInjector.java
View file

@ -175,8 +175,9 @@ public class GeyserSpigotInjector extends GeyserInjector {
MinecraftProtocol protocol = new MinecraftProtocol();
LocalSession session = new LocalSession(bootstrap.getGeyserConfig().getRemote().address(),
bootstrap.getGeyserConfig().getRemote().port(), this.serverSocketAddress,
InetAddress.getLoopbackAddress().getHostAddress(), protocol, protocol.createHelper());
InetAddress.getLoopbackAddress().getHostAddress(), protocol, protocol.createHelper(), false);
session.connect();
session.disconnect("");
}
@Override

1
core/src/main/java/org/geysermc/geyser/item/type/WrittenBookItem.java
View file

@ -70,6 +70,5 @@ public class WrittenBookItem extends Item {
builder.putString("title", bookContent.getTitle().getRaw())
.putString("author", bookContent.getAuthor())
.putInt("generation", bookContent.getGeneration());
// TODO isResolved
}
}

7
core/src/main/java/org/geysermc/geyser/network/netty/LocalSession.java
View file

@ -54,11 +54,14 @@ public final class LocalSession extends TcpSession {
private final String clientIp;
private final PacketCodecHelper codecHelper;
public LocalSession(String host, int port, SocketAddress targetAddress, String clientIp, PacketProtocol protocol, MinecraftCodecHelper codecHelper) {
private final boolean transferring;
public LocalSession(String host, int port, SocketAddress targetAddress, String clientIp, PacketProtocol protocol, MinecraftCodecHelper codecHelper, boolean transferring) {
super(host, port, protocol);
this.targetAddress = targetAddress;
this.clientIp = clientIp;
this.codecHelper = codecHelper;
this.transferring = transferring;
}
@Override
@ -79,7 +82,7 @@ public final class LocalSession extends TcpSession {
public void initChannel(@NonNull LocalChannelWithRemoteAddress channel) {
channel.spoofedRemoteAddress(new InetSocketAddress(clientIp, 0));
PacketProtocol protocol = getPacketProtocol();
protocol.newClientSession(LocalSession.this, false);
protocol.newClientSession(LocalSession.this, transferring);
refreshReadTimeoutHandler(channel);
refreshWriteTimeoutHandler(channel);

11
core/src/main/java/org/geysermc/geyser/session/GeyserSession.java
View file

@ -569,6 +569,12 @@ public class GeyserSession implements GeyserConnection, GeyserCommandSource {
@Setter
private @Nullable ItemData currentBook = null;
/**
* Stores cookies sent by the Java server.
*/
@Setter @Getter
private Map<String, byte[]> cookies = new Object2ObjectOpenHashMap<>();
private final GeyserCameraData cameraData;
private final GeyserEntityData entityData;
@ -853,7 +859,7 @@ public class GeyserSession implements GeyserConnection, GeyserCommandSource {
* After getting whatever credentials needed, we attempt to join the Java server.
*/
private void connectDownstream() {
SessionLoginEvent loginEvent = new SessionLoginEvent(this, remoteServer);
SessionLoginEvent loginEvent = new SessionLoginEvent(this, remoteServer, new Object2ObjectOpenHashMap<>());
GeyserImpl.getInstance().eventBus().fire(loginEvent);
if (loginEvent.isCancelled()) {
String disconnectReason = loginEvent.disconnectReason() == null ?
@ -862,6 +868,7 @@ public class GeyserSession implements GeyserConnection, GeyserCommandSource {
return;
}
this.cookies = loginEvent.cookies();
this.remoteServer = loginEvent.remoteServer();
boolean floodgate = this.remoteServer.authType() == AuthType.FLOODGATE;
@ -873,7 +880,7 @@ public class GeyserSession implements GeyserConnection, GeyserCommandSource {
// We're going to connect through the JVM and not through TCP
downstream = new LocalSession(this.remoteServer.address(), this.remoteServer.port(),
geyser.getBootstrap().getSocketAddress(), upstream.getAddress().getAddress().getHostAddress(),
this.protocol, this.protocol.createHelper());
this.protocol, this.protocol.createHelper(), loginEvent.transferring());
this.downstream = new DownstreamSession(downstream);
} else {
downstream = new TcpClientSession(this.remoteServer.address(), this.remoteServer.port(), this.protocol);

42
core/src/main/java/org/geysermc/geyser/translator/protocol/java/entity/player/JavaCookieRequestTranslator.java Normal file
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@ -0,0 +1,42 @@
/*
* Copyright (c) 2019-2024 GeyserMC. http://geysermc.org
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.geyser.translator.protocol.java.entity.player;
import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.translator.protocol.PacketTranslator;
import org.geysermc.mcprotocollib.protocol.packet.common.clientbound.ClientboundCookieRequestPacket;
import org.geysermc.mcprotocollib.protocol.packet.common.clientbound.ServerboundCookieResponsePacket;
public class JavaCookieRequestTranslator extends PacketTranslator<ClientboundCookieRequestPacket> {
@Override
public void translate(GeyserSession session, ClientboundCookieRequestPacket packet) {
ServerboundCookieResponsePacket responsePacket = new ServerboundCookieResponsePacket(
packet.getKey(),
session.getCookies().get(packet.getKey())
);
session.sendDownstreamPacket(responsePacket);
}
}

37
core/src/main/java/org/geysermc/geyser/translator/protocol/java/entity/player/JavaStoreCookieTranslator.java Normal file
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@ -0,0 +1,37 @@
/*
* Copyright (c) 2019-2024 GeyserMC. http://geysermc.org
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.geyser.translator.protocol.java.entity.player;
import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.translator.protocol.PacketTranslator;
import org.geysermc.mcprotocollib.protocol.packet.common.clientbound.ClientboundStoreCookiePacket;
public class JavaStoreCookieTranslator extends PacketTranslator<ClientboundStoreCookiePacket> {
@Override
public void translate(GeyserSession session, ClientboundStoreCookiePacket packet) {
session.getCookies().put(packet.getKey(), packet.getPayload());
}
}

43
core/src/main/java/org/geysermc/geyser/translator/protocol/java/entity/player/JavaTransferPacketTranslator.java Normal file
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@ -0,0 +1,43 @@
/*
* Copyright (c) 2019-2024 GeyserMC. http://geysermc.org
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.geyser.translator.protocol.java.entity.player;
import org.geysermc.geyser.GeyserImpl;
import org.geysermc.geyser.api.event.java.ServerTransferEvent;
import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.translator.protocol.PacketTranslator;
import org.geysermc.mcprotocollib.protocol.packet.common.clientbound.ClientboundTransferPacket;
public class JavaTransferPacketTranslator extends PacketTranslator<ClientboundTransferPacket> {
@Override
public void translate(GeyserSession session, ClientboundTransferPacket packet) {
GeyserImpl.getInstance().eventBus().fire(new ServerTransferEvent(
session,
packet.getHost(),
packet.getPort(),
session.getCookies()));
}
}