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97 lines
4.4 KiB
Go
97 lines
4.4 KiB
Go
// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package les
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import (
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"github.com/ethereum/go-ethereum/metrics"
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"github.com/ethereum/go-ethereum/p2p"
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)
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var (
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miscInPacketsMeter = metrics.NewRegisteredMeter("les/misc/in/packets", nil)
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miscInTrafficMeter = metrics.NewRegisteredMeter("les/misc/in/traffic", nil)
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miscOutPacketsMeter = metrics.NewRegisteredMeter("les/misc/out/packets", nil)
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miscOutTrafficMeter = metrics.NewRegisteredMeter("les/misc/out/traffic", nil)
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connectionTimer = metrics.NewRegisteredTimer("les/connectionTime", nil)
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totalConnectedGauge = metrics.NewRegisteredGauge("les/server/totalConnected", nil)
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totalCapacityGauge = metrics.NewRegisteredGauge("les/server/totalCapacity", nil)
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totalRechargeGauge = metrics.NewRegisteredGauge("les/server/totalRecharge", nil)
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blockProcessingTimer = metrics.NewRegisteredTimer("les/server/blockProcessingTime", nil)
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requestServedTimer = metrics.NewRegisteredTimer("les/server/requestServed", nil)
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requestServedMeter = metrics.NewRegisteredMeter("les/server/totalRequestServed", nil)
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requestEstimatedMeter = metrics.NewRegisteredMeter("les/server/totalRequestEstimated", nil)
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relativeCostHistogram = metrics.NewRegisteredHistogram("les/server/relativeCost", nil, metrics.NewExpDecaySample(1028, 0.015))
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recentServedGauge = metrics.NewRegisteredGauge("les/server/recentRequestServed", nil)
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recentEstimatedGauge = metrics.NewRegisteredGauge("les/server/recentRequestEstimated", nil)
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sqServedGauge = metrics.NewRegisteredGauge("les/server/servingQueue/served", nil)
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sqQueuedGauge = metrics.NewRegisteredGauge("les/server/servingQueue/queued", nil)
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clientConnectedMeter = metrics.NewRegisteredMeter("les/server/clientEvent/connected", nil)
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clientRejectedMeter = metrics.NewRegisteredMeter("les/server/clientEvent/rejected", nil)
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clientKickedMeter = metrics.NewRegisteredMeter("les/server/clientEvent/kicked", nil)
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// clientDisconnectedMeter = metrics.NewRegisteredMeter("les/server/clientEvent/disconnected", nil)
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clientFreezeMeter = metrics.NewRegisteredMeter("les/server/clientEvent/freeze", nil)
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clientErrorMeter = metrics.NewRegisteredMeter("les/server/clientEvent/error", nil)
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)
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// meteredMsgReadWriter is a wrapper around a p2p.MsgReadWriter, capable of
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// accumulating the above defined metrics based on the data stream contents.
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type meteredMsgReadWriter struct {
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p2p.MsgReadWriter // Wrapped message stream to meter
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version int // Protocol version to select correct meters
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}
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// newMeteredMsgWriter wraps a p2p MsgReadWriter with metering support. If the
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// metrics system is disabled, this function returns the original object.
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func newMeteredMsgWriter(rw p2p.MsgReadWriter) p2p.MsgReadWriter {
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if !metrics.Enabled {
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return rw
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}
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return &meteredMsgReadWriter{MsgReadWriter: rw}
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}
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// Init sets the protocol version used by the stream to know which meters to
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// increment in case of overlapping message ids between protocol versions.
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func (rw *meteredMsgReadWriter) Init(version int) {
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rw.version = version
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}
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func (rw *meteredMsgReadWriter) ReadMsg() (p2p.Msg, error) {
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// Read the message and short circuit in case of an error
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msg, err := rw.MsgReadWriter.ReadMsg()
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if err != nil {
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return msg, err
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}
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// Account for the data traffic
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packets, traffic := miscInPacketsMeter, miscInTrafficMeter
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packets.Mark(1)
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traffic.Mark(int64(msg.Size))
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return msg, err
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}
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func (rw *meteredMsgReadWriter) WriteMsg(msg p2p.Msg) error {
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// Account for the data traffic
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packets, traffic := miscOutPacketsMeter, miscOutTrafficMeter
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packets.Mark(1)
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traffic.Mark(int64(msg.Size))
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// Send the packet to the p2p layer
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return rw.MsgReadWriter.WriteMsg(msg)
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}
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