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minio/pkg/fs/fs-utils.go

55 lines
1.5 KiB

/*
* Minio Cloud Storage, (C) 2015, 2016 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 fs
import (
"regexp"
"unicode/utf8"
)
// validBucket regexp.
var validBucket = regexp.MustCompile(`^[a-z0-9][a-z0-9\.\-]{1,61}[a-z0-9]$`)
// IsValidBucketName - verify bucket name in accordance with
// - http://docs.aws.amazon.com/AmazonS3/latest/dev/UsingBucket.html
func IsValidBucketName(bucket string) bool {
if bucket == "" {
return false
}
if len(bucket) < 3 || len(bucket) > 63 {
return false
}
if bucket[0] == '.' || bucket[len(bucket)-1] == '.' {
return false
}
return validBucket.MatchString(bucket)
}
// IsValidObjectName - verify object name in accordance with
// - http://docs.aws.amazon.com/AmazonS3/latest/dev/UsingMetadata.html
func IsValidObjectName(object string) bool {
if object == "" {
return true
}
if len(object) > 1024 || len(object) == 0 {
return false
}
if !utf8.ValidString(object) {
return false
}
return true
}