blob: a305aa53180b9dab323169bf8c92c682e17f653e [file] [log] [blame]
// Copyright 2017 The etcd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package mvcc
import (
"github.com/coreos/etcd/lease"
)
type metricsTxnWrite struct {
TxnWrite
ranges uint
puts uint
deletes uint
putSize int64
}
func newMetricsTxnRead(tr TxnRead) TxnRead {
return &metricsTxnWrite{&txnReadWrite{tr}, 0, 0, 0, 0}
}
func newMetricsTxnWrite(tw TxnWrite) TxnWrite {
return &metricsTxnWrite{tw, 0, 0, 0, 0}
}
func (tw *metricsTxnWrite) Range(key, end []byte, ro RangeOptions) (*RangeResult, error) {
tw.ranges++
return tw.TxnWrite.Range(key, end, ro)
}
func (tw *metricsTxnWrite) DeleteRange(key, end []byte) (n, rev int64) {
tw.deletes++
return tw.TxnWrite.DeleteRange(key, end)
}
func (tw *metricsTxnWrite) Put(key, value []byte, lease lease.LeaseID) (rev int64) {
tw.puts++
size := int64(len(key) + len(value))
tw.putSize += size
return tw.TxnWrite.Put(key, value, lease)
}
func (tw *metricsTxnWrite) End() {
defer tw.TxnWrite.End()
if sum := tw.ranges + tw.puts + tw.deletes; sum > 1 {
txnCounter.Inc()
}
rangeCounter.Add(float64(tw.ranges))
putCounter.Add(float64(tw.puts))
totalPutSizeGauge.Add(float64(tw.putSize))
deleteCounter.Add(float64(tw.deletes))
}