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// Copyright 2016 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 les
import (
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/p2p"
)
var (
miscInPacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets/total", nil)
miscInTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic/total", nil)
miscInHeaderPacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets/header", nil)
miscInHeaderTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic/header", nil)
miscInBodyPacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets/body", nil)
miscInBodyTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic/body", nil)
miscInCodePacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets/code", nil)
miscInCodeTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic/code", nil)
miscInReceiptPacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets/receipt", nil)
miscInReceiptTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic/receipt", nil)
miscInTrieProofPacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets/proof", nil)
miscInTrieProofTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic/proof", nil)
miscInHelperTriePacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets/helperTrie", nil)
miscInHelperTrieTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic/helperTrie", nil)
miscInTxsPacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets/txs", nil)
miscInTxsTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic/txs", nil)
miscInTxStatusPacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets/txStatus", nil)
miscInTxStatusTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic/txStatus", nil)
miscOutPacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets/total", nil)
miscOutTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic/total", nil)
miscOutHeaderPacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets/header", nil)
miscOutHeaderTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic/header", nil)
miscOutBodyPacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets/body", nil)
miscOutBodyTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic/body", nil)
miscOutCodePacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets/code", nil)
miscOutCodeTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic/code", nil)
miscOutReceiptPacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets/receipt", nil)
miscOutReceiptTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic/receipt", nil)
miscOutTrieProofPacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets/proof", nil)
miscOutTrieProofTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic/proof", nil)
miscOutHelperTriePacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets/helperTrie", nil)
miscOutHelperTrieTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic/helperTrie", nil)
miscOutTxsPacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets/txs", nil)
miscOutTxsTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic/txs", nil)
miscOutTxStatusPacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets/txStatus", nil)
miscOutTxStatusTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic/txStatus", nil)
connectionTimer = metrics.NewRegisteredTimer("les/connection/duration", nil)
serverConnectionGauge = metrics.NewRegisteredGauge("les/connection/server", nil)
clientConnectionGauge = metrics.NewRegisteredGauge("les/connection/client", nil)
totalCapacityGauge = metrics.NewRegisteredGauge("les/server/totalCapacity", nil)
totalRechargeGauge = metrics.NewRegisteredGauge("les/server/totalRecharge", nil)
totalConnectedGauge = metrics.NewRegisteredGauge("les/server/totalConnected", nil)
blockProcessingTimer = metrics.NewRegisteredTimer("les/server/blockProcessingTime", nil)
requestServedMeter = metrics.NewRegisteredMeter("les/server/req/avgServedTime", nil)
requestServedTimer = metrics.NewRegisteredTimer("les/server/req/servedTime", nil)
requestEstimatedMeter = metrics.NewRegisteredMeter("les/server/req/avgEstimatedTime", nil)
requestEstimatedTimer = metrics.NewRegisteredTimer("les/server/req/estimatedTime", nil)
relativeCostHistogram = metrics.NewRegisteredHistogram("les/server/req/relative", nil, metrics.NewExpDecaySample(1028, 0.015))
recentServedGauge = metrics.NewRegisteredGauge("les/server/recentRequestServed", nil)
recentEstimatedGauge = metrics.NewRegisteredGauge("les/server/recentRequestEstimated", nil)
sqServedGauge = metrics.NewRegisteredGauge("les/server/servingQueue/served", nil)
sqQueuedGauge = metrics.NewRegisteredGauge("les/server/servingQueue/queued", nil)
clientConnectedMeter = metrics.NewRegisteredMeter("les/server/clientEvent/connected", nil)
clientRejectedMeter = metrics.NewRegisteredMeter("les/server/clientEvent/rejected", nil)
clientKickedMeter = metrics.NewRegisteredMeter("les/server/clientEvent/kicked", nil)
clientDisconnectedMeter = metrics.NewRegisteredMeter("les/server/clientEvent/disconnected", nil)
clientFreezeMeter = metrics.NewRegisteredMeter("les/server/clientEvent/freeze", nil)
clientErrorMeter = metrics.NewRegisteredMeter("les/server/clientEvent/error", nil)
requestRTT = metrics.NewRegisteredTimer("les/client/req/rtt", nil)
requestSendDelay = metrics.NewRegisteredTimer("les/client/req/sendDelay", 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, version int) p2p.MsgReadWriter {
if !metrics.Enabled {
return rw
}
return &meteredMsgReadWriter{MsgReadWriter: 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
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
packets.Mark(1)
traffic.Mark(int64(msg.Size))
// Send the packet to the p2p layer
return rw.MsgReadWriter.WriteMsg(msg)
}
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