/
option.go
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/
option.go
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// Licensed to LinDB under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. LinDB licenses this file to you 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 kv
import (
"time"
"github.com/lindb/lindb/pkg/ltoml"
"github.com/lindb/lindb/pkg/timeutil"
)
// FamilyOption defines config items for family level
type FamilyOption struct {
ID int `toml:"id"`
Name string `toml:"name"`
CompactThreshold int `toml:"compactThreshold"` // level 0 compact threshold
RollupThreshold int `toml:"rollupThreshold"` // level 0 rollup threshold
Merger string `toml:"merger"` // merger which need implement Merger interface
MaxFileSize uint32 `toml:"maxFileSize"` // max file size
}
// StoreOption defines config item for store level
type StoreOption struct {
Levels int `toml:"levels"` // num. of levels
TTL ltoml.Duration `toml:"ttl"`
Source timeutil.Interval `toml:"source"` // optional(source interval)
Rollup []timeutil.Interval `toml:"rollup"` // optional(target interval)
}
// DefaultStoreOption builds default store option
func DefaultStoreOption() StoreOption {
return StoreOption{
Levels: 2,
TTL: ltoml.Duration(time.Hour),
}
}
// storeInfo represents store config option, include all family's option in this kv store
type storeInfo struct {
StoreOption StoreOption `toml:"store"`
Families map[string]FamilyOption `toml:"families"`
}
// newStoreInfo creates store info instance for saving configs
func newStoreInfo(storeOption StoreOption) *storeInfo {
return &storeInfo{
StoreOption: storeOption,
Families: make(map[string]FamilyOption),
}
}