mirror of
https://github.com/tickstep/aliyunpan.git
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47 lines
1.6 KiB
Go
47 lines
1.6 KiB
Go
// Copyright (c) 2020 tickstep & chenall
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package panupload
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type SyncDb interface {
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//读取记录,返回值不会是nil
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Get(key string) (ufm *UploadedFileMeta)
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//删除单条记录
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Del(key string) error
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//根据前辍删除数据库记录，比如删除一个目录时可以连同子目录一起删除
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DelWithPrefix(prefix string) error
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Put(key string, value *UploadedFileMeta) error
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Close() error
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//读取数据库指定路径前辍的第一条记录（也作为循环获取的初始化，配置Next函数使用)
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First(prefix string) (*UploadedFileMeta, error)
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//获取指定路径前辍的的下一条记录
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Next(prefix string) (*UploadedFileMeta, error)
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//是否进行自动数据库清理
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//注: 清理规则，所有以 prefix 前辍开头并且未更新的记录都将被清理，只有在必要的时候才开启这个功能。
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AutoClean(prefix string, cleanFlag bool)
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}
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type autoCleanInfo struct {
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PreFix string
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SyncTime int64
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}
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func OpenSyncDb(file string, bucket string) (SyncDb, error) {
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return openBoltDb(file, bucket)
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}
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type dbTableField struct {
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Path string
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Data []byte
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}
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