Update Sepolia bootnode, peer logging (#3034)

* log additional details for dropped and blacklisted peers
* update sepolia boot-node from Martin

Signed-off-by: garyschulte <garyschulte@gmail.com>

ethereum/p2p/src/main/java/org/hyperledger/besu/ethereum/p2p/config/DiscoveryConfiguration.java

@@ -102,7 +102,7 @@ public class DiscoveryConfiguration {
   public static final List<EnodeURL> SEPOLIA_BOOTSTRAP_NODES =
       Collections.unmodifiableList(
           Stream.of(
-                  "enode://7c9740e4d64674801fe62b76798d46778a038c49caebb15843d8c0f2b2f80d7ceba2585b4be366e6161988f81ddcfcd6fca98b5da52ae9a6f22c1b2a84b24a04@18.130.169.73:30303")
+                  "enode://9246d00bc8fd1742e5ad2428b80fc4dc45d786283e05ef6edbd9002cbc335d40998444732fbe921cb88e1d2c73d1b1de53bae6a2237996e9bfe14f871baf7066@18.168.182.86:3030")
               .map(EnodeURLImpl::fromString)
               .collect(toList()));
 

ethereum/p2p/src/main/java/org/hyperledger/besu/ethereum/p2p/network/PeerReputationManager.java

@@ -22,8 +22,11 @@ import org.hyperledger.besu.ethereum.p2p.rlpx.wire.messages.DisconnectMessage.Di
 import java.util.Set;
 
 import com.google.common.collect.ImmutableSet;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
 public class PeerReputationManager implements DisconnectCallback {
+  private static final Logger LOG = LogManager.getLogger();
   private static final Set<DisconnectReason> locallyTriggeredDisconnectReasons =
       ImmutableSet.of(
           DisconnectReason.BREACH_OF_PROTOCOL, DisconnectReason.INCOMPATIBLE_P2P_PROTOCOL_VERSION);
@@ -43,6 +46,7 @@ public class PeerReputationManager implements DisconnectCallback {
       final DisconnectReason reason,
       final boolean initiatedByPeer) {
     if (shouldBlock(reason, initiatedByPeer)) {
+      LOG.trace("blacklisted peer {} for reason {}", connection, reason.name());
       blacklist.add(connection.getPeer());
     }
   }

ethereum/p2p/src/main/java/org/hyperledger/besu/ethereum/p2p/rlpx/RlpxAgent.java

@@ -315,7 +315,7 @@ public class RlpxAgent {
               connection.getPeer(), connection.initiatedRemotely())) {
             LOG.debug(
                 "Disconnecting from peer that is not permitted to maintain ongoing connection: {}",
-                connection);
+                connection.getPeerConnection());
             connection.disconnect(DisconnectReason.REQUESTED);
           }
         });

ethereum/p2p/src/main/java/org/hyperledger/besu/ethereum/p2p/rlpx/connections/netty/DeFramer.java

@@ -168,14 +168,17 @@ final class DeFramer extends ByteToMessageDecoder {
       } else if (message.getCode() == WireMessageCodes.DISCONNECT) {
         DisconnectMessage disconnectMessage = DisconnectMessage.readFrom(message);
         LOG.debug(
-            "Peer disconnected before sending HELLO.  Reason: " + disconnectMessage.getReason());
+            "Peer {} disconnected before sending HELLO.  Reason: {}",
+            expectedPeer.map(Peer::getEnodeURLString).orElse("unknown"),
+            disconnectMessage.getReason());
         ctx.close();
         connectFuture.completeExceptionally(
             new PeerDisconnectedException(disconnectMessage.getReason()));
       } else {
         // Unexpected message - disconnect
         LOG.debug(
-            "Message received before HELLO's exchanged, disconnecting.  Code: {}, Data: {}",
+            "Message received before HELLO's exchanged, disconnecting.  Peer: {}, Code: {}, Data: {}",
+            expectedPeer.map(Peer::getEnodeURLString).orElse("unknown"),
             message.getCode(),
             message.getData().toString());
         ctx.writeAndFlush(