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all: Transactionalize db.FileSet (fixes #5952) (#6239)

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This commit is contained in:
Simon Frei
2020-01-21 18:23:08 +01:00
committed by Jakob Borg
parent d62a0cf692
commit 08f0e125ef
23 changed files with 957 additions and 891 deletions
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lib/model/folder_recvonly.go
+11 -9
View File
@@ -79,7 +79,9 @@ func (f *receiveOnlyFolder) Revert() {
batch := make([]protocol.FileInfo, 0, maxBatchSizeFiles)
batchSizeBytes := 0
f.fset.WithHave(protocol.LocalDeviceID, func(intf db.FileIntf) bool {
snap := f.fset.Snapshot()
defer snap.Release()
snap.WithHave(protocol.LocalDeviceID, func(intf db.FileIntf) bool {
fi := intf.(protocol.FileInfo)
if !fi.IsReceiveOnlyChanged() {
// We're only interested in files that have changed locally in
@@ -93,7 +95,7 @@ func (f *receiveOnlyFolder) Revert() {
// We'll delete files directly, directories get queued and
// handled below.
handled, err := delQueue.handle(fi)
handled, err := delQueue.handle(fi, snap)
if err != nil {
l.Infof("Revert: deleting %s: %v\n", fi.Name, err)
return true // continue
@@ -138,7 +140,7 @@ func (f *receiveOnlyFolder) Revert() {
batchSizeBytes = 0
// Handle any queued directories
deleted, err := delQueue.flush()
deleted, err := delQueue.flush(snap)
if err != nil {
l.Infoln("Revert:", err)
}
@@ -167,15 +169,15 @@ func (f *receiveOnlyFolder) Revert() {
// directories for last.
type deleteQueue struct {
handler interface {
deleteItemOnDisk(item protocol.FileInfo, scanChan chan<- string) error
deleteDirOnDisk(dir string, scanChan chan<- string) error
deleteItemOnDisk(item protocol.FileInfo, snap *db.Snapshot, scanChan chan<- string) error
deleteDirOnDisk(dir string, snap *db.Snapshot, scanChan chan<- string) error
}
ignores *ignore.Matcher
dirs []string
scanChan chan<- string
}
func (q *deleteQueue) handle(fi protocol.FileInfo) (bool, error) {
func (q *deleteQueue) handle(fi protocol.FileInfo, snap *db.Snapshot) (bool, error) {
// Things that are ignored but not marked deletable are not processed.
ign := q.ignores.Match(fi.Name)
if ign.IsIgnored() && !ign.IsDeletable() {
@@ -189,11 +191,11 @@ func (q *deleteQueue) handle(fi protocol.FileInfo) (bool, error) {
}
// Kill it.
err := q.handler.deleteItemOnDisk(fi, q.scanChan)
err := q.handler.deleteItemOnDisk(fi, snap, q.scanChan)
return true, err
}
func (q *deleteQueue) flush() ([]string, error) {
func (q *deleteQueue) flush(snap *db.Snapshot) ([]string, error) {
// Process directories from the leaves inward.
sort.Sort(sort.Reverse(sort.StringSlice(q.dirs)))
@@ -201,7 +203,7 @@ func (q *deleteQueue) flush() ([]string, error) {
var deleted []string
for _, dir := range q.dirs {
if err := q.handler.deleteDirOnDisk(dir, q.scanChan); err == nil {
if err := q.handler.deleteDirOnDisk(dir, snap, q.scanChan); err == nil {
deleted = append(deleted, dir)
} else if err != nil && firstError == nil {
firstError = err