52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
|
// Copyright (C) 2019 Storj Labs, Inc.
|
||
|
|
// See LICENSE for copying information.
|
||
|
|
|
||
|
|
package setup
|
||
|
|
|
||
|
|
import (
|
||
|
|
"context"
|
||
|
|
"io/ioutil"
|
||
|
|
"strings"
|
||
|
|
|
||
|
|
"github.com/zeebo/errs"
|
||
|
|
"gopkg.in/spacemonkeygo/monkit.v2"
|
||
|
|
|
||
|
|
libuplink "storj.io/storj/lib/uplink"
|
||
|
|
"storj.io/storj/pkg/storj"
|
||
|
|
"storj.io/storj/uplink"
|
||
|
|
)
|
||
|
|
|
||
|
|
var (
|
||
|
|
mon = monkit.Package()
|
||
|
|
|
||
|
|
// Error is the class of errors returned by this package
|
||
|
|
Error = errs.Class("uplink setup")
|
||
|
|
)
|
||
|
|
|
||
|
|
// LoadEncryptionCtx loads an EncryptionCtx from the values specified in the encryption config.
|
||
|
|
func LoadEncryptionCtx(ctx context.Context, cfg uplink.EncryptionConfig) (_ *libuplink.EncryptionCtx, err error) {
|
||
|
|
defer mon.Task()(&ctx)(&err)
|
||
|
|
|
||
|
|
if cfg.EncCtxFilepath != "" {
|
||
|
|
data, err := ioutil.ReadFile(cfg.EncCtxFilepath)
|
||
|
|
if err != nil {
|
||
|
|
return nil, errs.Wrap(err)
|
||
|
|
}
|
||
|
|
return libuplink.ParseEncryptionCtx(strings.TrimSpace(string(data)))
|
||
|
|
}
|
||
|
|
|
||
|
|
data := []byte(cfg.EncryptionKey)
|
||
|
|
if cfg.KeyFilepath != "" {
|
||
|
|
data, err = ioutil.ReadFile(cfg.KeyFilepath)
|
||
|
|
if err != nil {
|
||
|
|
return nil, errs.Wrap(err)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
key, err := storj.NewKey(data)
|
||
|
|
if err != nil {
|
||
|
|
return nil, errs.Wrap(err)
|
||
|
|
}
|
||
|
|
return libuplink.NewEncryptionCtxWithDefaultKey(*key), nil
|
||
|
|
}
|