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// Copyright 2015 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 v2store
import (
"encoding/json"
"sync/atomic"
)
const (
SetSuccess = iota
SetFail
DeleteSuccess
DeleteFail
CreateSuccess
CreateFail
UpdateSuccess
UpdateFail
CompareAndSwapSuccess
CompareAndSwapFail
GetSuccess
GetFail
ExpireCount
CompareAndDeleteSuccess
CompareAndDeleteFail
)
type Stats struct {
// Number of get requests
GetSuccess uint64 `json:"getsSuccess"`
GetFail uint64 `json:"getsFail"`
// Number of sets requests
SetSuccess uint64 `json:"setsSuccess"`
SetFail uint64 `json:"setsFail"`
// Number of delete requests
DeleteSuccess uint64 `json:"deleteSuccess"`
DeleteFail uint64 `json:"deleteFail"`
// Number of update requests
UpdateSuccess uint64 `json:"updateSuccess"`
UpdateFail uint64 `json:"updateFail"`
// Number of create requests
CreateSuccess uint64 `json:"createSuccess"`
CreateFail uint64 `json:"createFail"`
// Number of testAndSet requests
CompareAndSwapSuccess uint64 `json:"compareAndSwapSuccess"`
CompareAndSwapFail uint64 `json:"compareAndSwapFail"`
// Number of compareAndDelete requests
CompareAndDeleteSuccess uint64 `json:"compareAndDeleteSuccess"`
CompareAndDeleteFail uint64 `json:"compareAndDeleteFail"`
ExpireCount uint64 `json:"expireCount"`
Watchers uint64 `json:"watchers"`
}
func newStats() *Stats {
s := new(Stats)
return s
}
func (s *Stats) clone() *Stats {
return &Stats{
GetSuccess: atomic.LoadUint64(&s.GetSuccess),
GetFail: atomic.LoadUint64(&s.GetFail),
SetSuccess: atomic.LoadUint64(&s.SetSuccess),
SetFail: atomic.LoadUint64(&s.SetFail),
DeleteSuccess: atomic.LoadUint64(&s.DeleteSuccess),
DeleteFail: atomic.LoadUint64(&s.DeleteFail),
UpdateSuccess: atomic.LoadUint64(&s.UpdateSuccess),
UpdateFail: atomic.LoadUint64(&s.UpdateFail),
CreateSuccess: atomic.LoadUint64(&s.CreateSuccess),
CreateFail: atomic.LoadUint64(&s.CreateFail),
CompareAndSwapSuccess: atomic.LoadUint64(&s.CompareAndSwapSuccess),
CompareAndSwapFail: atomic.LoadUint64(&s.CompareAndSwapFail),
CompareAndDeleteSuccess: atomic.LoadUint64(&s.CompareAndDeleteSuccess),
CompareAndDeleteFail: atomic.LoadUint64(&s.CompareAndDeleteFail),
ExpireCount: atomic.LoadUint64(&s.ExpireCount),
Watchers: atomic.LoadUint64(&s.Watchers),
}
}
func (s *Stats) toJson() []byte {
b, _ := json.Marshal(s)
return b
}
func (s *Stats) Inc(field int) {
switch field {
case SetSuccess:
atomic.AddUint64(&s.SetSuccess, 1)
case SetFail:
atomic.AddUint64(&s.SetFail, 1)
case CreateSuccess:
atomic.AddUint64(&s.CreateSuccess, 1)
case CreateFail:
atomic.AddUint64(&s.CreateFail, 1)
case DeleteSuccess:
atomic.AddUint64(&s.DeleteSuccess, 1)
case DeleteFail:
atomic.AddUint64(&s.DeleteFail, 1)
case GetSuccess:
atomic.AddUint64(&s.GetSuccess, 1)
case GetFail:
atomic.AddUint64(&s.GetFail, 1)
case UpdateSuccess:
atomic.AddUint64(&s.UpdateSuccess, 1)
case UpdateFail:
atomic.AddUint64(&s.UpdateFail, 1)
case CompareAndSwapSuccess:
atomic.AddUint64(&s.CompareAndSwapSuccess, 1)
case CompareAndSwapFail:
atomic.AddUint64(&s.CompareAndSwapFail, 1)
case CompareAndDeleteSuccess:
atomic.AddUint64(&s.CompareAndDeleteSuccess, 1)
case CompareAndDeleteFail:
atomic.AddUint64(&s.CompareAndDeleteFail, 1)
case ExpireCount:
atomic.AddUint64(&s.ExpireCount, 1)
}
}
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