github.com/cs3org/reva/v2@v2.27.7/pkg/storage/fs/eos/eos.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 eos
    20  
    21  import (
    22  	"github.com/cs3org/reva/v2/pkg/events"
    23  	"github.com/cs3org/reva/v2/pkg/storage"
    24  	"github.com/cs3org/reva/v2/pkg/storage/fs/registry"
    25  	"github.com/cs3org/reva/v2/pkg/storage/utils/eosfs"
    26  	"github.com/mitchellh/mapstructure"
    27  	"github.com/pkg/errors"
    28  	"github.com/rs/zerolog"
    29  )
    30  
    31  func init() {
    32  	registry.Register("eos", New)
    33  }
    34  
    35  func parseConfig(m map[string]interface{}) (*eosfs.Config, error) {
    36  	c := &eosfs.Config{}
    37  	if err := mapstructure.Decode(m, c); err != nil {
    38  		err = errors.Wrap(err, "error decoding conf")
    39  		return nil, err
    40  	}
    41  
    42  	// default to version invariance if not configured
    43  	if _, ok := m["version_invariant"]; !ok {
    44  		c.VersionInvariant = true
    45  	}
    46  
    47  	return c, nil
    48  }
    49  
    50  // New returns a new implementation of the storage.FS interface that connects to EOS.
    51  func New(m map[string]interface{}, _ events.Stream, _ *zerolog.Logger) (storage.FS, error) {
    52  	c, err := parseConfig(m)
    53  	if err != nil {
    54  		return nil, err
    55  	}
    56  
    57  	return eosfs.NewEOSFS(c)
    58  }