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ceph-csi/vendor/github.com/google/fscrypt/metadata/config.go
dependabot[bot] f84d43c6d1 rebase: bump github.com/google/fscrypt from 0.3.3 to 0.3.4
Bumps [github.com/google/fscrypt](https://github.com/google/fscrypt) from 0.3.3 to 0.3.4.
- [Release notes](https://github.com/google/fscrypt/releases)
- [Changelog](https://github.com/google/fscrypt/blob/master/NEWS.md)
- [Commits](https://github.com/google/fscrypt/compare/v0.3.3...v0.3.4)

---
updated-dependencies:
- dependency-name: github.com/google/fscrypt
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
2023-02-23 08:34:38 +00:00

68 lines
2.0 KiB
Go

/*
* config.go - Parsing for our global config file. The file is simply the JSON
* output of the Config protocol buffer.
*
* Copyright 2017 Google Inc.
* Author: Joe Richey (joerichey@google.com)
*
* 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 metadata contains all of the on disk structures.
// These structures are defined in metadata.proto. The package also
// contains functions for manipulating these structures, specifically:
// * Reading and Writing the Config file to disk
// * Getting and Setting Policies for directories
// * Reasonable defaults for a Policy's EncryptionOptions
package metadata
import (
"io"
"google.golang.org/protobuf/encoding/protojson"
)
// WriteConfig outputs the Config data as nicely formatted JSON
func WriteConfig(config *Config, out io.Writer) error {
m := protojson.MarshalOptions{
Multiline: true,
Indent: "\t",
UseProtoNames: true,
UseEnumNumbers: false,
EmitUnpopulated: true,
}
bytes, err := m.Marshal(config)
if err != nil {
return err
}
if _, err = out.Write(bytes); err != nil {
return err
}
_, err = out.Write([]byte{'\n'})
return err
}
// ReadConfig writes the JSON data into the config structure
func ReadConfig(in io.Reader) (*Config, error) {
bytes, err := io.ReadAll(in)
if err != nil {
return nil, err
}
config := new(Config)
// Discard unknown fields for forwards compatibility.
u := protojson.UnmarshalOptions{
DiscardUnknown: true,
}
return config, u.Unmarshal(bytes, config)
}