9e696a154b
To newer names better reflecting their types and yet sorting together with folder.go. Doing it now without asking because there are no open PRs that will get killed by it, and to avoid bikeshedding the names.
103 lines
2.5 KiB
Go
103 lines
2.5 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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"fmt"
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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/fs"
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"github.com/syncthing/syncthing/lib/protocol"
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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, cfg config.FolderConfiguration, _ versioner.Versioner, _ fs.Filesystem) service {
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f := &sendOnlyFolder{
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folder: newFolder(model, cfg),
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}
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f.folder.puller = f
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return f
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}
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func (f *sendOnlyFolder) String() string {
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return fmt.Sprintf("sendOnlyFolder/%s@%p", f.folderID, 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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f.model.fmut.RLock()
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folderFiles := f.model.folderFiles[f.folderID]
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ignores := f.model.folderIgnores[f.folderID]
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f.model.fmut.RUnlock()
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batch := make([]protocol.FileInfo, 0, maxBatchSizeFiles)
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batchSizeBytes := 0
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folderFiles.WithNeed(protocol.LocalDeviceID, func(intf db.FileIntf) bool {
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if len(batch) == maxBatchSizeFiles || batchSizeBytes > maxBatchSizeBytes {
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f.model.updateLocalsFromPulling(f.folderID, batch)
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batch = batch[:0]
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batchSizeBytes = 0
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}
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if ignores.ShouldIgnore(intf.FileName()) {
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file := intf.(protocol.FileInfo)
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file.Invalidate(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 := f.model.CurrentFolderFile(f.folderID, intf.FileName())
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if !ok {
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if intf.IsDeleted() {
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panic("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.IsEquivalent(curFile, f.IgnorePerms, false) {
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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.model.updateLocalsFromPulling(f.folderID, batch)
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}
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return true
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}
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