59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
/*
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* Copyright 2020 The Dragonfly Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//go:generate mockgen -destination mocks/keepalive_mock.go -source keepalive.go -package mocks
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package util
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import (
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"time"
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"go.uber.org/atomic"
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logger "d7y.io/dragonfly/v2/internal/dflog"
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)
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type KeepAlive interface {
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Keep()
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Alive(alive time.Duration) bool
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}
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type keepAlive struct {
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name string
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access atomic.Int64
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}
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func NewKeepAlive(name string) KeepAlive {
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return &keepAlive{
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name: name,
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}
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}
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func (k *keepAlive) Keep() {
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k.access.Store(time.Now().UnixNano())
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}
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func (k *keepAlive) Alive(alive time.Duration) bool {
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var (
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now = time.Now()
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access = time.Unix(0, k.access.Load())
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)
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logger.Debugf("%s keepalive check, last access: %s, alive time: %f seconds, current time: %s",
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k.name, access.Format(time.RFC3339), alive.Seconds(), now)
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return access.Add(alive).After(now)
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}
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