🎨 数据快照密钥初始化 https://github.com/siyuan-note/siyuan/issues/5173

kernel/model/repository.go

@@ -0,0 +1,66 @@
+// 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
+}
+
+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)
+	return
+}