github.com/cs3org/reva/v2@v2.27.7/pkg/storage/fs/s3ng/s3ng.go (about)

     1  // Copyright 2018-2021 CERN
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  //
    15  // In applying this license, CERN does not waive the privileges and immunities
    16  // granted to it by virtue of its status as an Intergovernmental Organization
    17  // or submit itself to any jurisdiction.
    18  
    19  package s3ng
    20  
    21  import (
    22  	"fmt"
    23  
    24  	"github.com/cs3org/reva/v2/pkg/events"
    25  	"github.com/cs3org/reva/v2/pkg/storage"
    26  	"github.com/cs3org/reva/v2/pkg/storage/fs/registry"
    27  	"github.com/cs3org/reva/v2/pkg/storage/fs/s3ng/blobstore"
    28  	"github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs"
    29  	"github.com/rs/zerolog"
    30  )
    31  
    32  func init() {
    33  	registry.Register("s3ng", New)
    34  }
    35  
    36  // New returns an implementation to of the storage.FS interface that talk to
    37  // a local filesystem.
    38  func New(m map[string]interface{}, stream events.Stream, log *zerolog.Logger) (storage.FS, error) {
    39  	o, err := parseConfig(m)
    40  	if err != nil {
    41  		return nil, err
    42  	}
    43  
    44  	if !o.S3ConfigComplete() {
    45  		return nil, fmt.Errorf("S3 configuration incomplete")
    46  	}
    47  
    48  	defaultPutOptions := blobstore.Options{
    49  		DisableContentSha256:  o.DisableContentSha256,
    50  		DisableMultipart:      o.DisableMultipart,
    51  		SendContentMd5:        o.SendContentMd5,
    52  		ConcurrentStreamParts: o.ConcurrentStreamParts,
    53  		NumThreads:            o.NumThreads,
    54  		PartSize:              o.PartSize,
    55  	}
    56  
    57  	bs, err := blobstore.New(o.S3Endpoint, o.S3Region, o.S3Bucket, o.S3AccessKey, o.S3SecretKey, defaultPutOptions)
    58  	if err != nil {
    59  		return nil, err
    60  	}
    61  
    62  	return decomposedfs.NewDefault(m, bs, stream, log)
    63  }