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feature.go
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feature.go
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/*
* Tencent is pleased to support the open source community by making TKEStack
* available.
*
* Copyright (C) 2012-2019 Tencent. All Rights Reserved.
*
* 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
*
* https://opensource.org/licenses/Apache-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 OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package options
import (
"time"
"github.com/spf13/pflag"
"github.com/spf13/viper"
)
const (
flagMessageTTL = "message-ttl"
flagMessageRequestTTL = "messagerequest-ttl"
configMessageRequestTTL = "features.messagerequest_ttl"
configMessageTTL = "features.message_ttl"
defaultMessageRequestTTL = time.Hour
defaultMessageTTL = time.Hour * 24 * 30
)
type FeatureOptions struct {
MessageRequestTTL time.Duration
MessageTTL time.Duration
}
func NewFeatureOptions() *FeatureOptions {
return &FeatureOptions{
MessageRequestTTL: defaultMessageRequestTTL,
MessageTTL: defaultMessageTTL,
}
}
func (o *FeatureOptions) AddFlags(fs *pflag.FlagSet) {
fs.DurationVar(&o.MessageRequestTTL, flagMessageRequestTTL, o.MessageRequestTTL,
"How long to retain messagerequests")
fs.DurationVar(&o.MessageTTL, flagMessageTTL, o.MessageTTL,
"How long to retain messages")
_ = viper.BindPFlag(configMessageRequestTTL, fs.Lookup(flagMessageRequestTTL))
_ = viper.BindPFlag(configMessageTTL, fs.Lookup(flagMessageTTL))
}
func (o *FeatureOptions) ApplyFlags() []error {
var errs []error
// Valid time units are "ns", "us" (or "µs"), "ms", "s", "m", "h".
o.MessageRequestTTL = viper.GetDuration(configMessageRequestTTL)
o.MessageTTL = viper.GetDuration(configMessageTTL)
return errs
}