Increase max message size for p2p peers (#1922)

* Increase max message size for p2p peers

* Bump version to 1.5.7

* Fix lines order (payload not initialized)

Author: hbandura

consensus/istanbul/core/handler.go

@@ -165,11 +165,13 @@ func (c *core) handleMsg(payload []byte) error {
 
 	// Decode message and check its signature
 	msg := new(istanbul.Message)
-	logger.Debug("Got new message", "payload", hexutil.Encode(payload))
+	logger.Trace("Got new message", "payload", hexutil.Encode(payload))
 	if err := msg.FromPayload(payload, c.validateFn); err != nil {
 		logger.Debug("Failed to decode message from payload", "err", err)
 		return err
 	}
+	logger.Debug("Got new Istanbul consensus message", "code", msg.Code,
+		"from", msg.Address[:])
 
 	// Only accept message if the address is valid
 	_, src := c.current.ValidatorSet().GetByAddress(msg.Address)

eth/protocols/eth/handler.go

@@ -162,7 +162,7 @@ func nodeInfo(chain *core.BlockChain, network uint64) *NodeInfo {
 func Handle(backend Backend, peer *Peer) error {
 	for {
 		if err := handleMessage(backend, peer); err != nil {
-			peer.Log().Debug("Message handling failed in `eth`", "err", err)
+			peer.Log().Warn("Message handling failed in `eth`", "err", err)
 			return err
 		}
 	}

eth/protocols/eth/protocol.go

@@ -43,7 +43,7 @@ const ProtocolName = "eth"
 var ProtocolVersions = []uint{ETH66, ETH65}
 
 // maxMessageSize is the maximum cap on the size of a protocol message.
-const maxMessageSize = 10 * 1024 * 1024
+const maxMessageSize = 10 * 1024 * 1024 * 10 // Celo increase for istanbul round change certificates
 
 const (
 	// Protocol messages in eth/64 (celo65)

params/version.go

@@ -27,7 +27,7 @@ import (
 const (
 	VersionMajor = 1        // Major version component of the current release
 	VersionMinor = 5        // Minor version component of the current release
-	VersionPatch = 6        // Patch version component of the current release
+	VersionPatch = 7        // Patch version component of the current release
 	VersionMeta  = "stable" // Version metadata to append to the version string
 )