siyuan/kernel/model/repository.go

80 lines
2.1 KiB
Go

// SiYuan - Build Your Eternal Digital Garden
// Copyright (c) 2020-present, b3log.org
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package model
import (
"crypto/rand"
"errors"
"github.com/siyuan-note/dejavu"
"github.com/siyuan-note/encryption"
"github.com/siyuan-note/siyuan/kernel/util"
)
func InitRepoKey() (err error) {
randomBytes := make([]byte, 16)
_, err = rand.Read(randomBytes)
if nil != err {
return
}
password := string(randomBytes)
randomBytes = make([]byte, 16)
_, err = rand.Read(randomBytes)
if nil != err {
util.LogErrorf("init repo key failed: %s", err)
return
}
salt := string(randomBytes)
key, err := encryption.KDF(password, salt)
if nil != err {
util.LogErrorf("init repo key failed: %s", err)
return
}
Conf.Repo.Key = key
Conf.Save()
return
}
var indexCallbacks = map[string]dejavu.Callback{
"walkData": func(context, arg interface{}, err error) {
context.(func(msg string))(arg.(string))
},
"getLatestFile": func(context, arg interface{}, err error) {
context.(func(msg string))(arg.(string))
},
"upsertFile": func(context, arg interface{}, err error) {
context.(func(msg string))(arg.(string))
},
}
func IndexRepo(message string) (err error) {
if 1 > len(Conf.Repo.Key) {
err = errors.New("repo key is nil")
return
}
repo, err := dejavu.NewRepo(util.DataDir, util.RepoDir, Conf.Repo.Key)
if nil != err {
return
}
_, err = repo.Index(message, util.PushEndlessProgress, indexCallbacks)
util.PushClearProgress()
return
}