This change adds a separate config for the cleanup interval, and runs that cleanup from the main folder loop.
144 lines
3.9 KiB
Go
144 lines
3.9 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 model
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import (
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"github.com/syncthing/syncthing/lib/config"
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"github.com/syncthing/syncthing/lib/db"
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"github.com/syncthing/syncthing/lib/events"
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"github.com/syncthing/syncthing/lib/fs"
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"github.com/syncthing/syncthing/lib/ignore"
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"github.com/syncthing/syncthing/lib/protocol"
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"github.com/syncthing/syncthing/lib/util"
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"github.com/syncthing/syncthing/lib/versioner"
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)
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func init() {
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folderFactories[config.FolderTypeSendOnly] = newSendOnlyFolder
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}
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type sendOnlyFolder struct {
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folder
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}
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func newSendOnlyFolder(model *model, fset *db.FileSet, ignores *ignore.Matcher, cfg config.FolderConfiguration, _ versioner.Versioner, _ fs.Filesystem, evLogger events.Logger, ioLimiter *byteSemaphore) service {
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f := &sendOnlyFolder{
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folder: newFolder(model, fset, ignores, cfg, evLogger, ioLimiter, nil),
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}
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f.folder.puller = f
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f.folder.Service = util.AsService(f.serve, f.String())
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return f
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}
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func (f *sendOnlyFolder) PullErrors() []FileError {
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return nil
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}
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// pull checks need for files that only differ by metadata (no changes on disk)
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func (f *sendOnlyFolder) pull() bool {
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select {
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case <-f.initialScanFinished:
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default:
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// Once the initial scan finished, a pull will be scheduled
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return false
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}
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batch := make([]protocol.FileInfo, 0, maxBatchSizeFiles)
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batchSizeBytes := 0
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snap := f.fset.Snapshot()
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defer snap.Release()
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snap.WithNeed(protocol.LocalDeviceID, func(intf protocol.FileIntf) bool {
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if len(batch) == maxBatchSizeFiles || batchSizeBytes > maxBatchSizeBytes {
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f.updateLocalsFromPulling(batch)
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batch = batch[:0]
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batchSizeBytes = 0
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}
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if f.ignores.ShouldIgnore(intf.FileName()) {
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file := intf.(protocol.FileInfo)
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file.SetIgnored(f.shortID)
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batch = append(batch, file)
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batchSizeBytes += file.ProtoSize()
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l.Debugln(f, "Handling ignored file", file)
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return true
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}
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curFile, ok := snap.Get(protocol.LocalDeviceID, intf.FileName())
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if !ok {
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if intf.IsDeleted() {
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l.Debugln("Should never get a deleted file as needed when we don't have it")
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}
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return true
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}
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file := intf.(protocol.FileInfo)
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if !file.IsEquivalentOptional(curFile, f.ModTimeWindow(), f.IgnorePerms, false, 0) {
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return true
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}
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file.Version = file.Version.Merge(curFile.Version)
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batch = append(batch, file)
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batchSizeBytes += file.ProtoSize()
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l.Debugln(f, "Merging versions of identical file", file)
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return true
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})
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if len(batch) > 0 {
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f.updateLocalsFromPulling(batch)
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}
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return true
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}
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func (f *sendOnlyFolder) Override() {
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f.doInSync(func() error { f.override(); return nil })
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}
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func (f *sendOnlyFolder) override() {
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l.Infof("Overriding global state on folder %v", f.Description)
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f.setState(FolderScanning)
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defer f.setState(FolderIdle)
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batch := make([]protocol.FileInfo, 0, maxBatchSizeFiles)
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batchSizeBytes := 0
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snap := f.fset.Snapshot()
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defer snap.Release()
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snap.WithNeed(protocol.LocalDeviceID, func(fi protocol.FileIntf) bool {
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need := fi.(protocol.FileInfo)
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if len(batch) == maxBatchSizeFiles || batchSizeBytes > maxBatchSizeBytes {
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f.updateLocalsFromScanning(batch)
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batch = batch[:0]
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batchSizeBytes = 0
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}
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have, ok := snap.Get(protocol.LocalDeviceID, need.Name)
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// Don't override files that are in a bad state (ignored,
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// unsupported, must rescan, ...).
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if ok && have.IsInvalid() {
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return true
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}
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if !ok || have.Name != need.Name {
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// We are missing the file
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need.SetDeleted(f.shortID)
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} else {
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// We have the file, replace with our version
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have.Version = have.Version.Merge(need.Version).Update(f.shortID)
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need = have
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}
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need.Sequence = 0
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batch = append(batch, need)
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batchSizeBytes += need.ProtoSize()
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return true
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})
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if len(batch) > 0 {
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f.updateLocalsFromScanning(batch)
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}
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}
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