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minio/pkg/storage/storage.go

71 lines
1.9 KiB

/*
* Mini Object 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 storage
import (
"io"
"regexp"
"time"
)
type Storage interface {
// Bucket Operations
ListBuckets() ([]BucketMetadata, error)
StoreBucket(bucket string) error
StoreBucketPolicy(bucket string, policy interface{}) error
GetBucketPolicy(bucket string) (interface{}, error)
// Object Operations
CopyObjectToWriter(w io.Writer, bucket string, object string) (int64, error)
GetObjectMetadata(bucket string, object string) (ObjectMetadata, error)
ListObjects(bucket, prefix string, count int) ([]ObjectMetadata, bool, error)
StoreObject(bucket string, key string, contentType string, data io.Reader) error
}
type BucketMetadata struct {
Name string
Created time.Time
}
type ObjectMetadata struct {
Bucket string
Key string
ContentType string
Created time.Time
ETag string
Size int64
}
func IsValidBucket(bucket string) bool {
if len(bucket) < 3 || len(bucket) > 63 {
return false
}
if bucket[0] == '.' || bucket[len(bucket)-1] == '.' {
return false
}
if match, _ := regexp.MatchString("\\.\\.", bucket); match == true {
return false
}
// We don't support buckets with '.' in them
match, _ := regexp.MatchString("^[a-zA-Z][a-zA-Z0-9\\-]+[a-zA-Z0-9]$", bucket)
return match
}
func IsValidObject(object string) bool {
return true
}