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timeit.go
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timeit.go
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// Copyright (c) 2021 Proton Technologies AG
//
// This file is part of ProtonMail Bridge.
//
// ProtonMail Bridge is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// ProtonMail Bridge 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
package transfer
import (
"sync"
"time"
)
type timeIt struct {
lock sync.Locker
name string
groups map[string]int64
ongoing map[string]time.Time
}
func newTimeIt(name string) *timeIt {
return &timeIt{
lock: &sync.Mutex{},
name: name,
groups: map[string]int64{},
ongoing: map[string]time.Time{},
}
}
func (t *timeIt) clear() {
t.lock.Lock()
defer t.lock.Unlock()
t.groups = map[string]int64{}
t.ongoing = map[string]time.Time{}
}
func (t *timeIt) start(group, id string) {
t.lock.Lock()
defer t.lock.Unlock()
t.ongoing[group+"/"+id] = time.Now()
}
func (t *timeIt) stop(group, id string) {
endTime := time.Now()
t.lock.Lock()
defer t.lock.Unlock()
startTime, ok := t.ongoing[group+"/"+id]
if !ok {
log.WithField("group", group).WithField("id", id).Error("Stop called before start")
return
}
delete(t.ongoing, group+"/"+id)
diff := endTime.Sub(startTime).Milliseconds()
t.groups[group] += diff
}
func (t *timeIt) logResults() {
t.lock.Lock()
defer t.lock.Unlock()
// Print also ongoing to be sure that nothing was left out.
// Basically ongoing should be empty.
log.WithField("name", t.name).WithField("result", t.groups).WithField("ongoing", t.ongoing).Debug("Time measurement")
}