59 lines
1.8 KiB
Go
59 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 legacy
|
|
|
|
import (
|
|
"errors"
|
|
"io"
|
|
|
|
bucketsse "github.com/minio/minio/pkg/bucket/encryption"
|
|
)
|
|
|
|
// BucketSSEConfigSys - in-memory cache of bucket encryption config
|
|
type BucketSSEConfigSys struct{}
|
|
|
|
// NewBucketSSEConfigSys - Creates an empty in-memory bucket encryption configuration cache
|
|
func NewBucketSSEConfigSys() *BucketSSEConfigSys {
|
|
return &BucketSSEConfigSys{}
|
|
}
|
|
|
|
// Get - gets bucket encryption config for the given bucket.
|
|
func (sys *BucketSSEConfigSys) Get(bucket string) (*bucketsse.BucketSSEConfig, error) {
|
|
if globalIsGateway {
|
|
objAPI := newObjectLayerWithoutSafeModeFn()
|
|
if objAPI == nil {
|
|
return nil, errServerNotInitialized
|
|
}
|
|
|
|
return nil, BucketSSEConfigNotFound{Bucket: bucket}
|
|
}
|
|
|
|
return globalBucketMetadataSys.GetSSEConfig(bucket)
|
|
}
|
|
|
|
// validateBucketSSEConfig parses bucket encryption configuration and validates if it is supported by MinIO.
|
|
func validateBucketSSEConfig(r io.Reader) (*bucketsse.BucketSSEConfig, error) {
|
|
encConfig, err := bucketsse.ParseBucketSSEConfig(r)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if len(encConfig.Rules) == 1 && encConfig.Rules[0].DefaultEncryptionAction.Algorithm == bucketsse.AES256 {
|
|
return encConfig, nil
|
|
}
|
|
return nil, errors.New("Unsupported bucket encryption configuration")
|
|
}
|