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https://github.com/syncthing/syncthing.git
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5b953033c7
* Add clean up for Simple File Versioning pt.1 created test * Add clean up for Simple File Versioning pt.2 Passing the test * stuck on how javascript communicates with backend * Add trash clean up for Simple File Versioning Add trash clean up functionality of to allow the user to delete backups after specified amount of days. * Fixed html and js style * Refactored cleanup test cases Refactored cleanup test cases to one file and deleted duplicated code. * Added copyright to test file * Refactor folder cleanout to utility function * change utility function to package private * refactored utility function; fixed build errors * Updated copyright year. * refactor test and logging * refactor html and js * revert style change in html * reverted changes in html and some js * checkout origin head version edit...html * checkout upstream master and correct file
86 lines
2.3 KiB
Go
86 lines
2.3 KiB
Go
// Copyright (C) 2014 The Syncthing Authors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at https://mozilla.org/MPL/2.0/.
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package versioner
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import (
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"context"
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"strconv"
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"time"
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"github.com/syncthing/syncthing/lib/config"
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"github.com/syncthing/syncthing/lib/fs"
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)
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func init() {
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// Register the constructor for this type of versioner with the name "simple"
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factories["simple"] = newSimple
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}
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type simple struct {
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keep int
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cleanoutDays int
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folderFs fs.Filesystem
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versionsFs fs.Filesystem
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copyRangeMethod fs.CopyRangeMethod
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}
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func newSimple(cfg config.FolderConfiguration) Versioner {
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var keep, err = strconv.Atoi(cfg.Versioning.Params["keep"])
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cleanoutDays, _ := strconv.Atoi(cfg.Versioning.Params["cleanoutDays"])
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// On error we default to 0, "do not clean out the trash can"
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if err != nil {
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keep = 5 // A reasonable default
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}
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s := simple{
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keep: keep,
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cleanoutDays: cleanoutDays,
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folderFs: cfg.Filesystem(),
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versionsFs: versionerFsFromFolderCfg(cfg),
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copyRangeMethod: cfg.CopyRangeMethod,
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}
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l.Debugf("instantiated %#v", s)
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return s
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}
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// Archive moves the named file away to a version archive. If this function
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// returns nil, the named file does not exist any more (has been archived).
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func (v simple) Archive(filePath string) error {
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err := archiveFile(v.copyRangeMethod, v.folderFs, v.versionsFs, filePath, TagFilename)
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if err != nil {
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return err
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}
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// Versions are sorted by timestamp in the file name, oldest first.
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versions := findAllVersions(v.versionsFs, filePath)
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if len(versions) > v.keep {
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for _, toRemove := range versions[:len(versions)-v.keep] {
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l.Debugln("cleaning out", toRemove)
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err = v.versionsFs.Remove(toRemove)
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if err != nil {
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l.Warnln("removing old version:", err)
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}
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}
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}
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return nil
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}
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func (v simple) GetVersions() (map[string][]FileVersion, error) {
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return retrieveVersions(v.versionsFs)
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}
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func (v simple) Restore(filepath string, versionTime time.Time) error {
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return restoreFile(v.copyRangeMethod, v.versionsFs, v.folderFs, filepath, versionTime, TagFilename)
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}
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func (v simple) Clean(ctx context.Context) error {
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return cleanByDay(ctx, v.versionsFs, v.cleanoutDays)
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}
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