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authorDeterminant <[email protected]>2019-08-09 21:15:05 -0400
committerDeterminant <[email protected]>2019-08-09 21:15:05 -0400
commit4c1616a746a648c816042f596eb199174a9858f1 (patch)
tree8db0871957d3a3357ab1ec7bf762ad7481bbd380 /eth/metrics.go
parent6310b748db9fbcea0872db930385760b29f9659c (diff)
add necessary code base
Diffstat (limited to 'eth/metrics.go')
-rw-r--r--eth/metrics.go139
1 files changed, 139 insertions, 0 deletions
diff --git a/eth/metrics.go b/eth/metrics.go
new file mode 100644
index 0000000..0533a2a
--- /dev/null
+++ b/eth/metrics.go
@@ -0,0 +1,139 @@
+// 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 eth
+
+import (
+ "github.com/ethereum/go-ethereum/metrics"
+ "github.com/ethereum/go-ethereum/p2p"
+)
+
+var (
+ propTxnInPacketsMeter = metrics.NewRegisteredMeter("eth/prop/txns/in/packets", nil)
+ propTxnInTrafficMeter = metrics.NewRegisteredMeter("eth/prop/txns/in/traffic", nil)
+ propTxnOutPacketsMeter = metrics.NewRegisteredMeter("eth/prop/txns/out/packets", nil)
+ propTxnOutTrafficMeter = metrics.NewRegisteredMeter("eth/prop/txns/out/traffic", nil)
+ propHashInPacketsMeter = metrics.NewRegisteredMeter("eth/prop/hashes/in/packets", nil)
+ propHashInTrafficMeter = metrics.NewRegisteredMeter("eth/prop/hashes/in/traffic", nil)
+ propHashOutPacketsMeter = metrics.NewRegisteredMeter("eth/prop/hashes/out/packets", nil)
+ propHashOutTrafficMeter = metrics.NewRegisteredMeter("eth/prop/hashes/out/traffic", nil)
+ propBlockInPacketsMeter = metrics.NewRegisteredMeter("eth/prop/blocks/in/packets", nil)
+ propBlockInTrafficMeter = metrics.NewRegisteredMeter("eth/prop/blocks/in/traffic", nil)
+ propBlockOutPacketsMeter = metrics.NewRegisteredMeter("eth/prop/blocks/out/packets", nil)
+ propBlockOutTrafficMeter = metrics.NewRegisteredMeter("eth/prop/blocks/out/traffic", nil)
+ reqHeaderInPacketsMeter = metrics.NewRegisteredMeter("eth/req/headers/in/packets", nil)
+ reqHeaderInTrafficMeter = metrics.NewRegisteredMeter("eth/req/headers/in/traffic", nil)
+ reqHeaderOutPacketsMeter = metrics.NewRegisteredMeter("eth/req/headers/out/packets", nil)
+ reqHeaderOutTrafficMeter = metrics.NewRegisteredMeter("eth/req/headers/out/traffic", nil)
+ reqBodyInPacketsMeter = metrics.NewRegisteredMeter("eth/req/bodies/in/packets", nil)
+ reqBodyInTrafficMeter = metrics.NewRegisteredMeter("eth/req/bodies/in/traffic", nil)
+ reqBodyOutPacketsMeter = metrics.NewRegisteredMeter("eth/req/bodies/out/packets", nil)
+ reqBodyOutTrafficMeter = metrics.NewRegisteredMeter("eth/req/bodies/out/traffic", nil)
+ reqStateInPacketsMeter = metrics.NewRegisteredMeter("eth/req/states/in/packets", nil)
+ reqStateInTrafficMeter = metrics.NewRegisteredMeter("eth/req/states/in/traffic", nil)
+ reqStateOutPacketsMeter = metrics.NewRegisteredMeter("eth/req/states/out/packets", nil)
+ reqStateOutTrafficMeter = metrics.NewRegisteredMeter("eth/req/states/out/traffic", nil)
+ reqReceiptInPacketsMeter = metrics.NewRegisteredMeter("eth/req/receipts/in/packets", nil)
+ reqReceiptInTrafficMeter = metrics.NewRegisteredMeter("eth/req/receipts/in/traffic", nil)
+ reqReceiptOutPacketsMeter = metrics.NewRegisteredMeter("eth/req/receipts/out/packets", nil)
+ reqReceiptOutTrafficMeter = metrics.NewRegisteredMeter("eth/req/receipts/out/traffic", nil)
+ miscInPacketsMeter = metrics.NewRegisteredMeter("eth/misc/in/packets", nil)
+ miscInTrafficMeter = metrics.NewRegisteredMeter("eth/misc/in/traffic", nil)
+ miscOutPacketsMeter = metrics.NewRegisteredMeter("eth/misc/out/packets", nil)
+ miscOutTrafficMeter = metrics.NewRegisteredMeter("eth/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 rw.version >= eth63 && msg.Code == NodeDataMsg:
+ packets, traffic = reqStateInPacketsMeter, reqStateInTrafficMeter
+ case rw.version >= eth63 && 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
+ }
+ 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 rw.version >= eth63 && msg.Code == NodeDataMsg:
+ packets, traffic = reqStateOutPacketsMeter, reqStateOutTrafficMeter
+ case rw.version >= eth63 && 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
+ }
+ packets.Mark(1)
+ traffic.Mark(int64(msg.Size))
+
+ // Send the packet to the p2p layer
+ return rw.MsgReadWriter.WriteMsg(msg)
+}