99 lines
3.0 KiB
Go
99 lines
3.0 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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package task
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import (
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"fmt"
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"time"
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)
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type Config struct {
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// GCInitialDelay is the delay time from the start to the first GC execution.
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// default: 6s
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GCInitialDelay time.Duration `yaml:"gcInitialDelay" mapstructure:"gcInitialDelay"`
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// GCMetaInterval is the interval time to execute GC meta.
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// default: 2min
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GCMetaInterval time.Duration `yaml:"gcMetaInterval" mapstructure:"gcMetaInterval"`
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// ExpireTime when a task is not accessed within the ExpireTime,
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// and it will be treated to be expired.
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// default: 3min
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ExpireTime time.Duration `yaml:"taskExpireTime" mapstructure:"taskExpireTime"`
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// FailAccessInterval is the interval time after failed to access the URL.
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// unit: minutes
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// default: 30
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FailAccessInterval time.Duration `yaml:"failAccessInterval" mapstructure:"failAccessInterval"`
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}
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func DefaultConfig() Config {
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config := Config{}
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return config.applyDefaults()
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}
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func (c Config) applyDefaults() Config {
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if c.GCInitialDelay == 0 {
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c.GCInitialDelay = DefaultGCInitialDelay
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}
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if c.GCMetaInterval == 0 {
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c.GCMetaInterval = DefaultGCMetaInterval
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}
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if c.ExpireTime == 0 {
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c.ExpireTime = DefaultExpireTime
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}
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if c.FailAccessInterval == 0 {
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c.FailAccessInterval = DefaultFailAccessInterval
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}
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return c
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}
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func (c Config) Validate() []error {
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var errors []error
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if c.GCInitialDelay < 0 {
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errors = append(errors, fmt.Errorf("task GCInitialDelay %d can't be a negative number", c.GCInitialDelay))
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}
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if c.GCMetaInterval <= 0 {
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errors = append(errors, fmt.Errorf("task GCMetaInterval must be greater than 0, but is: %d", c.GCMetaInterval))
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}
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if c.ExpireTime <= 0 {
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errors = append(errors, fmt.Errorf("task ExpireTime must be greater than 0, but is: %d", c.ExpireTime))
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}
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if c.FailAccessInterval <= 0 {
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errors = append(errors, fmt.Errorf("task FailAccessInterval must be greater than 0, but is: %d", c.FailAccessInterval))
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}
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return errors
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}
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const (
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// DefaultFailAccessInterval is the interval time after failed to access the URL.
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DefaultFailAccessInterval = 3 * time.Minute
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)
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// gc config
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const (
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// DefaultGCInitialDelay is the delay time from the start to the first GC execution.
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DefaultGCInitialDelay = 6 * time.Second
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// DefaultGCMetaInterval is the interval time to execute the GC meta.
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DefaultGCMetaInterval = 2 * time.Minute
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// DefaultExpireTime when a task is not accessed within the ExpireTime,
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// and it will be treated to be expired.
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DefaultExpireTime = 30 * time.Minute
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)
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