Mirror von
https://github.com/PaperMC/Velocity.git
synchronisiert 2024-12-24 15:20:35 +01:00
Fix modern forwarding if a user connects over IPv6(?!?)
You don't see this every day...
Dieser Commit ist enthalten in:
Ursprung
f58b78e896
Commit
7fea1c4cb2
@ -20,6 +20,7 @@ import com.velocitypowered.proxy.protocol.packet.SetCompression;
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import com.velocitypowered.proxy.util.except.QuietRuntimeException;
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.Unpooled;
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import java.net.InetSocketAddress;
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import java.security.InvalidKeyException;
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import java.security.NoSuchAlgorithmException;
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import java.util.concurrent.CompletableFuture;
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@ -58,7 +59,7 @@ public class LoginSessionHandler implements MinecraftSessionHandler {
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if (configuration.getPlayerInfoForwardingMode() == PlayerInfoForwarding.MODERN && packet
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.getChannel().equals(VelocityConstants.VELOCITY_IP_FORWARDING_CHANNEL)) {
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ByteBuf forwardingData = createForwardingData(configuration.getForwardingSecret(),
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serverConn.getPlayer().getRemoteAddress().getHostString(),
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cleanRemoteAddress(serverConn.getPlayer().getRemoteAddress()),
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serverConn.getPlayer().getGameProfile());
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LoginPluginResponse response = new LoginPluginResponse(packet.getId(), true, forwardingData);
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mc.write(response);
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@ -127,6 +128,16 @@ public class LoginSessionHandler implements MinecraftSessionHandler {
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}
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}
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private static String cleanRemoteAddress(InetSocketAddress address) {
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String addressString = address.getAddress().getHostAddress();
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int ipv6ScopeIdx = addressString.indexOf('%');
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if (ipv6ScopeIdx == -1) {
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return addressString;
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} else {
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return addressString.substring(0, ipv6ScopeIdx);
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}
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}
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private static ByteBuf createForwardingData(byte[] hmacSecret, String address,
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GameProfile profile) {
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ByteBuf forwarded = Unpooled.buffer(2048);
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