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// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package dex
import (
"github.com/dexon-foundation/dexon/metrics"
"github.com/dexon-foundation/dexon/p2p"
)
var (
propTxnInPacketsMeter = metrics.NewRegisteredMeter("dex/prop/txns/in/packets", nil)
propTxnInTrafficMeter = metrics.NewRegisteredMeter("dex/prop/txns/in/traffic", nil)
propTxnOutPacketsMeter = metrics.NewRegisteredMeter("dex/prop/txns/out/packets", nil)
propTxnOutTrafficMeter = metrics.NewRegisteredMeter("dex/prop/txns/out/traffic", nil)
propHashInPacketsMeter = metrics.NewRegisteredMeter("dex/prop/hashes/in/packets", nil)
propHashInTrafficMeter = metrics.NewRegisteredMeter("dex/prop/hashes/in/traffic", nil)
propHashOutPacketsMeter = metrics.NewRegisteredMeter("dex/prop/hashes/out/packets", nil)
propHashOutTrafficMeter = metrics.NewRegisteredMeter("dex/prop/hashes/out/traffic", nil)
propBlockInPacketsMeter = metrics.NewRegisteredMeter("dex/prop/blocks/in/packets", nil)
propBlockInTrafficMeter = metrics.NewRegisteredMeter("dex/prop/blocks/in/traffic", nil)
propBlockOutPacketsMeter = metrics.NewRegisteredMeter("dex/prop/blocks/out/packets", nil)
propBlockOutTrafficMeter = metrics.NewRegisteredMeter("dex/prop/blocks/out/traffic", nil)
propCoreBlockInPacketsMeter = metrics.NewRegisteredMeter("dex/prop/coreblocks/in/packets", nil)
propCoreBlockInTrafficMeter = metrics.NewRegisteredMeter("dex/prop/coreblocks/in/traffic", nil)
propCoreBlockOutPacketsMeter = metrics.NewRegisteredMeter("dex/prop/coreblocks/out/packets", nil)
propCoreBlockOutTrafficMeter = metrics.NewRegisteredMeter("dex/prop/coreblocks/out/traffic", nil)
propVoteInPacketsMeter = metrics.NewRegisteredMeter("dex/prop/votes/in/packets", nil)
propVoteInTrafficMeter = metrics.NewRegisteredMeter("dex/prop/votes/in/traffic", nil)
propVoteOutPacketsMeter = metrics.NewRegisteredMeter("dex/prop/votes/out/packets", nil)
propVoteOutTrafficMeter = metrics.NewRegisteredMeter("dex/prop/votes/out/traffic", nil)
propAgreementInPacketsMeter = metrics.NewRegisteredMeter("dex/prop/agreement/in/packets", nil)
propAgreementInTrafficMeter = metrics.NewRegisteredMeter("dex/prop/agreement/in/traffic", nil)
propAgreementOutPacketsMeter = metrics.NewRegisteredMeter("dex/prop/agreement/out/packets", nil)
propAgreementOutTrafficMeter = metrics.NewRegisteredMeter("dex/prop/agreement/out/traffic", nil)
propDKGPartialSignatureInPacketsMeter = metrics.NewRegisteredMeter("dex/prop/dkgpartialsignatures/in/packets", nil)
propDKGPartialSignatureInTrafficMeter = metrics.NewRegisteredMeter("dex/prop/dkgpartialsignatures/in/traffic", nil)
propDKGPartialSignatureOutPacketsMeter = metrics.NewRegisteredMeter("dex/prop/dkgpartialsignatures/out/packets", nil)
propDKGPartialSignatureOutTrafficMeter = metrics.NewRegisteredMeter("dex/prop/dkgpartialsignatures/out/traffic", nil)
reqHeaderInPacketsMeter = metrics.NewRegisteredMeter("dex/req/headers/in/packets", nil)
reqHeaderInTrafficMeter = metrics.NewRegisteredMeter("dex/req/headers/in/traffic", nil)
reqHeaderOutPacketsMeter = metrics.NewRegisteredMeter("dex/req/headers/out/packets", nil)
reqHeaderOutTrafficMeter = metrics.NewRegisteredMeter("dex/req/headers/out/traffic", nil)
reqBodyInPacketsMeter = metrics.NewRegisteredMeter("dex/req/bodies/in/packets", nil)
reqBodyInTrafficMeter = metrics.NewRegisteredMeter("dex/req/bodies/in/traffic", nil)
reqBodyOutPacketsMeter = metrics.NewRegisteredMeter("dex/req/bodies/out/packets", nil)
reqBodyOutTrafficMeter = metrics.NewRegisteredMeter("dex/req/bodies/out/traffic", nil)
reqStateInPacketsMeter = metrics.NewRegisteredMeter("dex/req/states/in/packets", nil)
reqStateInTrafficMeter = metrics.NewRegisteredMeter("dex/req/states/in/traffic", nil)
reqStateOutPacketsMeter = metrics.NewRegisteredMeter("dex/req/states/out/packets", nil)
reqStateOutTrafficMeter = metrics.NewRegisteredMeter("dex/req/states/out/traffic", nil)
reqReceiptInPacketsMeter = metrics.NewRegisteredMeter("dex/req/receipts/in/packets", nil)
reqReceiptInTrafficMeter = metrics.NewRegisteredMeter("dex/req/receipts/in/traffic", nil)
reqReceiptOutPacketsMeter = metrics.NewRegisteredMeter("dex/req/receipts/out/packets", nil)
reqReceiptOutTrafficMeter = metrics.NewRegisteredMeter("dex/req/receipts/out/traffic", nil)
reqCoreBlockInPacketsMeter = metrics.NewRegisteredMeter("dex/req/coreblocks/in/packets", nil)
reqCoreBlockInTrafficMeter = metrics.NewRegisteredMeter("dex/req/coreblocks/in/traffic", nil)
reqCoreBlockOutPacketsMeter = metrics.NewRegisteredMeter("dex/req/coreblocks/out/packets", nil)
reqCoreBlockOutTrafficMeter = metrics.NewRegisteredMeter("dex/req/coreblocks/out/traffic", nil)
reqVoteInPacketsMeter = metrics.NewRegisteredMeter("dex/req/votes/in/packets", nil)
reqVoteInTrafficMeter = metrics.NewRegisteredMeter("dex/req/votes/in/traffic", nil)
reqVoteOutPacketsMeter = metrics.NewRegisteredMeter("dex/req/votes/out/packets", nil)
reqVoteOutTrafficMeter = metrics.NewRegisteredMeter("dex/req/votes/out/traffic", nil)
miscInPacketsMeter = metrics.NewRegisteredMeter("dex/misc/in/packets", nil)
miscInTrafficMeter = metrics.NewRegisteredMeter("dex/misc/in/traffic", nil)
miscOutPacketsMeter = metrics.NewRegisteredMeter("dex/misc/out/packets", nil)
miscOutTrafficMeter = metrics.NewRegisteredMeter("dex/misc/out/traffic", nil)
)
// meteredMsgReadWriter is a wrapper around a p2p.MsgReadWriter, capable of
// accumulating the above defined metrics based on the data stream contents.
type meteredMsgReadWriter struct {
p2p.MsgReadWriter // Wrapped message stream to meter
version int // Protocol version to select correct meters
}
// newMeteredMsgWriter wraps a p2p MsgReadWriter with metering support. If the
// metrics system is disabled, this function returns the original object.
func newMeteredMsgWriter(rw p2p.MsgReadWriter) p2p.MsgReadWriter {
if !metrics.Enabled {
return rw
}
return &meteredMsgReadWriter{MsgReadWriter: rw}
}
// Init sets the protocol version used by the stream to know which meters to
// increment in case of overlapping message ids between protocol versions.
func (rw *meteredMsgReadWriter) Init(version int) {
rw.version = version
}
func (rw *meteredMsgReadWriter) ReadMsg() (p2p.Msg, error) {
// Read the message and short circuit in case of an error
msg, err := rw.MsgReadWriter.ReadMsg()
if err != nil {
return msg, err
}
// Account for the data traffic
packets, traffic := miscInPacketsMeter, miscInTrafficMeter
switch {
case msg.Code == BlockHeadersMsg:
packets, traffic = reqHeaderInPacketsMeter, reqHeaderInTrafficMeter
case msg.Code == BlockBodiesMsg:
packets, traffic = reqBodyInPacketsMeter, reqBodyInTrafficMeter
case msg.Code == NodeDataMsg:
packets, traffic = reqStateInPacketsMeter, reqStateInTrafficMeter
case msg.Code == ReceiptsMsg:
packets, traffic = reqReceiptInPacketsMeter, reqReceiptInTrafficMeter
case msg.Code == NewBlockHashesMsg:
packets, traffic = propHashInPacketsMeter, propHashInTrafficMeter
case msg.Code == NewBlockMsg:
packets, traffic = propBlockInPacketsMeter, propBlockInTrafficMeter
case msg.Code == TxMsg:
packets, traffic = propTxnInPacketsMeter, propTxnInTrafficMeter
case msg.Code == CoreBlockMsg:
packets, traffic = propCoreBlockInPacketsMeter, propCoreBlockInTrafficMeter
case msg.Code == VoteMsg:
packets, traffic = propVoteInPacketsMeter, propVoteInTrafficMeter
case msg.Code == PullBlocksMsg:
packets, traffic = reqCoreBlockInPacketsMeter, reqCoreBlockInTrafficMeter
case msg.Code == PullVotesMsg:
packets, traffic = reqVoteInPacketsMeter, reqVoteInTrafficMeter
case msg.Code == AgreementMsg:
packets, traffic = propAgreementInPacketsMeter, propAgreementInTrafficMeter
case msg.Code == DKGPartialSignatureMsg:
packets, traffic = propDKGPartialSignatureInPacketsMeter, propDKGPartialSignatureInTrafficMeter
}
packets.Mark(1)
traffic.Mark(int64(msg.Size))
return msg, err
}
func (rw *meteredMsgReadWriter) WriteMsg(msg p2p.Msg) error {
// Account for the data traffic
packets, traffic := miscOutPacketsMeter, miscOutTrafficMeter
switch {
case msg.Code == BlockHeadersMsg:
packets, traffic = reqHeaderOutPacketsMeter, reqHeaderOutTrafficMeter
case msg.Code == BlockBodiesMsg:
packets, traffic = reqBodyOutPacketsMeter, reqBodyOutTrafficMeter
case msg.Code == NodeDataMsg:
packets, traffic = reqStateOutPacketsMeter, reqStateOutTrafficMeter
case msg.Code == ReceiptsMsg:
packets, traffic = reqReceiptOutPacketsMeter, reqReceiptOutTrafficMeter
case msg.Code == NewBlockHashesMsg:
packets, traffic = propHashOutPacketsMeter, propHashOutTrafficMeter
case msg.Code == NewBlockMsg:
packets, traffic = propBlockOutPacketsMeter, propBlockOutTrafficMeter
case msg.Code == TxMsg:
packets, traffic = propTxnOutPacketsMeter, propTxnOutTrafficMeter
case msg.Code == CoreBlockMsg:
packets, traffic = propCoreBlockOutPacketsMeter, propCoreBlockOutTrafficMeter
case msg.Code == VoteMsg:
packets, traffic = propVoteOutPacketsMeter, propVoteOutTrafficMeter
case msg.Code == PullBlocksMsg:
packets, traffic = reqCoreBlockOutPacketsMeter, reqCoreBlockOutTrafficMeter
case msg.Code == PullVotesMsg:
packets, traffic = reqVoteOutPacketsMeter, reqVoteOutTrafficMeter
case msg.Code == AgreementMsg:
packets, traffic = propAgreementOutPacketsMeter, propAgreementOutTrafficMeter
case msg.Code == DKGPartialSignatureMsg:
packets, traffic = propDKGPartialSignatureOutPacketsMeter, propDKGPartialSignatureOutTrafficMeter
}
packets.Mark(1)
traffic.Mark(int64(msg.Size))
// Send the packet to the p2p layer
return rw.MsgReadWriter.WriteMsg(msg)
}
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