Move QUIC implementation to prototype 🍋

[StefanBratanov]

Tested in Teku (doesn't work) on quic branch Consensys/teku#9484 with tech.pegasys.discovery:discovery:develop and publishToMavenLocal for jvm-libp2p

2025-09-08 16:52:51.908 ERROR - Failed to send status to 16Uiu2HAkuvgWScK3ieEYacMaGf7MWppMyVrmXuVVqjNf3iLCNgTZ
tech.pegasys.teku.networking.eth2.rpc.core.Eth2RpcResponseHandler$InvalidRpcResponseException: No response received when single response expected
at tech.pegasys.teku.networking.eth2.rpc.core.Eth2RpcResponseHandler.lambda$expectSingleResponse$1(Eth2RpcResponseHandler.java:70) ~[teku-networking-eth2-develop.jar:25.7.1+88-g5e2a5b82d2]
at java.base/java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:646) ~[?:?]
at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:510) ~[?:?]
at java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2179) ~[?:?]
at tech.pegasys.teku.networking.eth2.rpc.core.Eth2RpcResponseHandler.lambda$onCompleted$5(Eth2RpcResponseHandler.java:118) ~[teku-networking-eth2-develop.jar:25.7.1+88-g5e2a5b82d2]
at java.base/java.util.Optional.ifPresentOrElse(Optional.java:198) ~[?:?]
at tech.pegasys.teku.networking.eth2.rpc.core.Eth2RpcResponseHandler.onCompleted(Eth2RpcResponseHandler.java:118) ~[teku-networking-eth2-develop.jar:25.7.1+88-g5e2a5b82d2]
at tech.pegasys.teku.networking.p2p.rpc.RpcResponseHandler.onCompleted(RpcResponseHandler.java:24) ~[teku-networking-p2p-develop.jar:25.7.1+88-g5e2a5b82d2]
at tech.pegasys.teku.networking.eth2.rpc.core.Eth2OutgoingRequestHandler.lambda$completeRequest$3(Eth2OutgoingRequestHandler.java:214) ~[teku-networking-eth2-develop.jar:25.7.1+88-g5e2a5b82d2]
at java.base/java.util.concurrent.CompletableFuture.uniAcceptNow(CompletableFuture.java:757) ~[?:?]
at java.base/java.util.concurrent.CompletableFuture.uniAcceptStage(CompletableFuture.java:735) ~[?:?]
at java.base/java.util.concurrent.CompletableFuture.thenAccept(CompletableFuture.java:2214) ~[?:?]
at tech.pegasys.teku.infrastructure.async.SafeFuture.thenAccept(SafeFuture.java:613) ~[teku-infrastructure-async-develop.jar:25.7.1+88-g5e2a5b82d2]
at tech.pegasys.teku.networking.eth2.rpc.core.Eth2OutgoingRequestHandler.completeRequest(Eth2OutgoingRequestHandler.java:211) ~[teku-networking-eth2-develop.jar:25.7.1+88-g5e2a5b82d2]
at tech.pegasys.teku.networking.eth2.rpc.core.Eth2OutgoingRequestHandler.readComplete(Eth2OutgoingRequestHandler.java:182) ~[teku-networking-eth2-develop.jar:25.7.1+88-g5e2a5b82d2]
at tech.pegasys.teku.networking.p2p.libp2p.rpc.RpcHandler$Controller.lambda$onRemoteWriteClosed$3(RpcHandler.java:282) ~[teku-networking-p2p-develop.jar:25.7.1+88-g5e2a5b82d2]
at java.base/java.util.Optional.ifPresentOrElse(Optional.java:196) ~[?:?]
at tech.pegasys.teku.networking.p2p.libp2p.rpc.RpcHandler$Controller.runHandler(RpcHandler.java:296) ~[teku-networking-p2p-develop.jar:25.7.1+88-g5e2a5b82d2]
at tech.pegasys.teku.networking.p2p.libp2p.rpc.RpcHandler$Controller.onRemoteWriteClosed(RpcHandler.java:282) ~[teku-networking-p2p-develop.jar:25.7.1+88-g5e2a5b82d2]
at tech.pegasys.teku.networking.p2p.libp2p.rpc.RpcHandler$Controller.onChannelClosed(RpcHandler.java:288) ~[teku-networking-p2p-develop.jar:25.7.1+88-g5e2a5b82d2]
at tech.pegasys.teku.networking.p2p.libp2p.rpc.RpcHandler$Controller.handlerRemoved(RpcHandler.java:269) ~[teku-networking-p2p-develop.jar:25.7.1+88-g5e2a5b82d2]
at io.netty.channel.AbstractChannelHandlerContext.callHandlerRemoved(AbstractChannelHandlerContext.java:1007) ~[netty-transport-4.2.5.Final.jar:4.2.5.Final]
at io.netty.channel.DefaultChannelPipeline.callHandlerRemoved0(DefaultChannelPipeline.java:586) ~[netty-transport-4.2.5.Final.jar:4.2.5.Final]
at io.netty.channel.DefaultChannelPipeline.destroyDown(DefaultChannelPipeline.java:841) ~[netty-transport-4.2.5.Final.jar:4.2.5.Final]
at io.netty.channel.DefaultChannelPipeline.destroyUp(DefaultChannelPipeline.java:809) ~[netty-transport-4.2.5.Final.jar:4.2.5.Final]
at io.netty.channel.DefaultChannelPipeline.destroy(DefaultChannelPipeline.java:801) ~[netty-transport-4.2.5.Final.jar:4.2.5.Final]
at io.netty.channel.DefaultChannelPipeline.access$700(DefaultChannelPipeline.java:45) ~[netty-transport-4.2.5.Final.jar:4.2.5.Final]
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelUnregistered(DefaultChannelPipeline.java:1411) ~[netty-transport-4.2.5.Final.jar:4.2.5.Final]
at io.netty.channel.DefaultChannelPipeline.fireChannelUnregistered(DefaultChannelPipeline.java:780) ~[netty-transport-4.2.5.Final.jar:4.2.5.Final]
at io.netty.handler.codec.quic.QuicheQuicStreamChannel$QuicStreamChannelUnsafe.lambda$deregister$1(QuicheQuicStreamChannel.java:612) ~[netty-codec-classes-quic-4.2.5.Final.jar:4.2.5.Final]
at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:148) ~[netty-common-4.2.5.Final.jar:4.2.5.Final]
at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:141) ~[netty-common-4.2.5.Final.jar:4.2.5.Final]
at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:535) ~[netty-common-4.2.5.Final.jar:4.2.5.Final]
at io.netty.channel.SingleThreadIoEventLoop.run(SingleThreadIoEventLoop.java:201) ~[netty-transport-4.2.5.Final.jar:4.2.5.Final]
at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:1193) ~[netty-common-4.2.5.Final.jar:4.2.5.Final]
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) ~[netty-common-4.2.5.Final.jar:4.2.5.Final]
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) ~[netty-common-4.2.5.Final.jar:4.2.5.Final]
at java.base/java.lang.Thread.run(Thread.java:1570) [?:?]

[Nashatyrev]

I moved a little bit forward here: StefanBratanov#2
But Teku still disconnects with the same symptoms.
Just for the record: QUIC implementation is pretty raw and untested

[StefanBratanov]

Tested in Teku and peers were able to connect and talk to each other