minio/cmd/config/crawler/crawler.go

68 lines
1.8 KiB
Go

/*
* MinIO Cloud Storage, (C) 2020 MinIO, Inc.
*
* 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 crawler
import (
"errors"
"github.com/minio/minio/cmd/config"
)
// Compression environment variables
const (
BitrotScan = "bitrotscan"
)
// Config represents the crawler settings.
type Config struct {
// Bitrot will perform bitrot scan on local disk when checking objects.
Bitrot bool `json:"bitrotscan"`
}
var (
// DefaultKVS - default KV config for crawler settings
DefaultKVS = config.KVS{
config.KV{
Key: BitrotScan,
Value: config.EnableOff,
},
}
// Help provides help for config values
Help = config.HelpKVS{
config.HelpKV{
Key: BitrotScan,
Description: `perform bitrot scan on disks when checking objects during crawl`,
Optional: true,
Type: "on|off",
},
}
)
// LookupConfig - lookup config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS) (cfg Config, err error) {
if err = config.CheckValidKeys(config.CrawlerSubSys, kvs, DefaultKVS); err != nil {
return cfg, err
}
bitrot := kvs.Get(BitrotScan)
if bitrot != config.EnableOn && bitrot != config.EnableOff {
return cfg, errors.New(BitrotScan + ": must be 'on' or 'off'")
}
cfg.Bitrot = bitrot == config.EnableOn
return cfg, nil
}