You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
minio/pkg/donut/heal.go

69 lines
1.9 KiB

/*
* Minio Cloud Storage, (C) 2015 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 donut
import (
"encoding/json"
"fmt"
"path/filepath"
"github.com/minio/minio/pkg/donut/disk"
"github.com/minio/minio/pkg/iodine"
)
// healBuckets heal bucket slices
func (donut API) healBuckets() error {
if err := donut.listDonutBuckets(); err != nil {
return iodine.New(err, nil)
}
bucketMetadata, err := donut.getDonutBucketMetadata()
if err != nil {
return iodine.New(err, nil)
}
disks := make(map[int]disk.Disk)
for _, node := range donut.nodes {
nDisks, err := node.ListDisks()
if err != nil {
return iodine.New(err, nil)
}
for k, v := range nDisks {
disks[k] = v
}
}
for order, disk := range disks {
if disk.IsUsable() {
disk.MakeDir(donut.config.DonutName)
bucketMetadataWriter, err := disk.CreateFile(filepath.Join(donut.config.DonutName, bucketMetadataConfig))
if err != nil {
return iodine.New(err, nil)
}
defer bucketMetadataWriter.Close()
jenc := json.NewEncoder(bucketMetadataWriter)
if err := jenc.Encode(bucketMetadata); err != nil {
return iodine.New(err, nil)
}
for bucket := range bucketMetadata.Buckets {
bucketSlice := fmt.Sprintf("%s$0$%d", bucket, order) // TODO handle node slices
err := disk.MakeDir(filepath.Join(donut.config.DonutName, bucketSlice))
if err != nil {
return iodine.New(err, nil)
}
}
}
}
return nil
}