mirror of
https://github.com/rocky-linux/peridot.git
synced 2024-11-24 06:01:25 +00:00
ad0f7a5305
Upgrade to Go 1.20.5, Hydra v2 SDK, rules-go v0.44.2 (with proper resolves), protobuf v25.3 and mass upgrade of Go dependencies.
61 lines
1.5 KiB
Go
61 lines
1.5 KiB
Go
/*
|
|
Copyright 2020 The Kubernetes 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 internal
|
|
|
|
import (
|
|
"sync"
|
|
"time"
|
|
)
|
|
|
|
// AtMostEvery will never run the method more than once every specified
|
|
// duration.
|
|
type AtMostEvery struct {
|
|
delay time.Duration
|
|
lastCall time.Time
|
|
mutex sync.Mutex
|
|
}
|
|
|
|
// NewAtMostEvery creates a new AtMostEvery, that will run the method at
|
|
// most every given duration.
|
|
func NewAtMostEvery(delay time.Duration) *AtMostEvery {
|
|
return &AtMostEvery{
|
|
delay: delay,
|
|
}
|
|
}
|
|
|
|
// updateLastCall returns true if the lastCall time has been updated,
|
|
// false if it was too early.
|
|
func (s *AtMostEvery) updateLastCall() bool {
|
|
s.mutex.Lock()
|
|
defer s.mutex.Unlock()
|
|
if time.Since(s.lastCall) < s.delay {
|
|
return false
|
|
}
|
|
s.lastCall = time.Now()
|
|
return true
|
|
}
|
|
|
|
// Do will run the method if enough time has passed, and return true.
|
|
// Otherwise, it does nothing and returns false.
|
|
func (s *AtMostEvery) Do(fn func()) bool {
|
|
if !s.updateLastCall() {
|
|
return false
|
|
}
|
|
fn()
|
|
return true
|
|
}
|