/
hierarchical.go
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/
hierarchical.go
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/*
Copyright 2022 Huawei Cloud Computing Technologies Co., Ltd.
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 config
import (
"errors"
"time"
"github.com/influxdata/influxdb/toml"
)
const (
DefaultHSRunInterval = 1 * time.Minute
DefaultMaxProcessHSNumber = 1
)
// Config represents a configuration for the hierarchical storage service.
type HierarchicalConfig struct {
// If false, close hierarchical storage service
Enabled bool `toml:"enabled"`
// Interval time for checking hierarchical storage.
RunInterval toml.Duration `toml:"run-interval"`
// Max process number for shard moving
MaxProcessN int `toml:"max-process-hs-number"`
EnableWriteColdShard bool `toml:"enable-write-cold-shard"`
}
func NewHierarchicalConfig() HierarchicalConfig {
return HierarchicalConfig{
Enabled: false,
RunInterval: toml.Duration(DefaultHSRunInterval),
MaxProcessN: DefaultMaxProcessHSNumber,
EnableWriteColdShard: true,
}
}
func (c HierarchicalConfig) Validate() error {
if c.RunInterval <= 0 {
return errors.New("run-interval must be positive")
}
if c.MaxProcessN <= 0 {
return errors.New("max-process-hs-number must be positive")
}
return nil
}