all: Implement variable sized blocks (fixes #4807)

This commit is contained in:
Jakob Borg 2018-04-16 20:08:50 +02:00 committed by Audrius Butkevicius
parent 01aef75c96
commit 19c7cd99f5
27 changed files with 536 additions and 293 deletions

View File

@ -68,8 +68,8 @@ func main() {
}
blockSize := int(fi.Size())
if *standardBlocks || blockSize < protocol.BlockSize {
blockSize = protocol.BlockSize
if *standardBlocks || blockSize < protocol.MinBlockSize {
blockSize = protocol.BlockSize(fi.Size())
}
bs, err := scanner.Blocks(context.TODO(), fd, blockSize, fi.Size(), nil, true)
if err != nil {

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@ -94,7 +94,7 @@ type modelIntf interface {
CurrentFolderFile(folder string, file string) (protocol.FileInfo, bool)
CurrentGlobalFile(folder string, file string) (protocol.FileInfo, bool)
ResetFolder(folder string)
Availability(folder, file string, version protocol.Vector, block protocol.BlockInfo) []model.Availability
Availability(folder string, file protocol.FileInfo, block protocol.BlockInfo) []model.Availability
GetIgnores(folder string) ([]string, []string, error)
GetFolderVersions(folder string) (map[string][]versioner.FileVersion, error)
RestoreFolderVersions(folder string, versions map[string]time.Time) (map[string]string, error)
@ -828,7 +828,7 @@ func (s *apiService) getDBFile(w http.ResponseWriter, r *http.Request) {
return
}
av := s.model.Availability(folder, file, protocol.Vector{}, protocol.BlockInfo{})
av := s.model.Availability(folder, gf, protocol.BlockInfo{})
sendJSON(w, map[string]interface{}{
"global": jsonFileInfo(gf),
"local": jsonFileInfo(lf),

View File

@ -64,7 +64,7 @@ func (m *mockedModel) CurrentGlobalFile(folder string, file string) (protocol.Fi
func (m *mockedModel) ResetFolder(folder string) {
}
func (m *mockedModel) Availability(folder, file string, version protocol.Vector, block protocol.BlockInfo) []model.Availability {
func (m *mockedModel) Availability(folder string, file protocol.FileInfo, block protocol.BlockInfo) []model.Availability {
return nil
}

View File

@ -399,7 +399,7 @@ func (usageReportingService) String() string {
// cpuBench returns CPU performance as a measure of single threaded SHA-256 MiB/s
func cpuBench(iterations int, duration time.Duration, useWeakHash bool) float64 {
dataSize := 16 * protocol.BlockSize
dataSize := 16 * protocol.MinBlockSize
bs := make([]byte, dataSize)
rand.Reader.Read(bs)
@ -420,7 +420,7 @@ func cpuBenchOnce(duration time.Duration, useWeakHash bool, bs []byte) float64 {
b := 0
for time.Since(t0) < duration {
r := bytes.NewReader(bs)
blocksResult, _ = scanner.Blocks(context.TODO(), r, protocol.BlockSize, int64(len(bs)), nil, useWeakHash)
blocksResult, _ = scanner.Blocks(context.TODO(), r, protocol.MinBlockSize, int64(len(bs)), nil, useWeakHash)
b += len(bs)
}
d := time.Since(t0)

View File

@ -52,6 +52,7 @@ type FolderConfiguration struct {
Paused bool `xml:"paused" json:"paused"`
WeakHashThresholdPct int `xml:"weakHashThresholdPct" json:"weakHashThresholdPct"` // Use weak hash if more than X percent of the file has changed. Set to -1 to always use weak hash.
MarkerName string `xml:"markerName" json:"markerName"`
UseLargeBlocks bool `xml:"useLargeBlocks" json:"useLargeBlocks"`
cachedFilesystem fs.Filesystem

View File

@ -43,6 +43,7 @@ type FileIntf interface {
IsSymlink() bool
HasPermissionBits() bool
SequenceNo() int64
BlockSize() int
}
// The Iterator is called with either a protocol.FileInfo or a

View File

@ -17,8 +17,8 @@ import (
)
func (f FileInfoTruncated) String() string {
return fmt.Sprintf("File{Name:%q, Permissions:0%o, Modified:%v, Version:%v, Length:%d, Deleted:%v, Invalid:%v, NoPermissions:%v}",
f.Name, f.Permissions, f.ModTime(), f.Version, f.Size, f.Deleted, f.Invalid, f.NoPermissions)
return fmt.Sprintf("File{Name:%q, Permissions:0%o, Modified:%v, Version:%v, Length:%d, Deleted:%v, Invalid:%v, NoPermissions:%v, BlockSize:%d}",
f.Name, f.Permissions, f.ModTime(), f.Version, f.Size, f.Deleted, f.Invalid, f.NoPermissions, f.RawBlockSize)
}
func (f FileInfoTruncated) IsDeleted() bool {
@ -56,6 +56,13 @@ func (f FileInfoTruncated) FileSize() int64 {
return f.Size
}
func (f FileInfoTruncated) BlockSize() int {
if f.RawBlockSize == 0 {
return protocol.MinBlockSize
}
return int(f.RawBlockSize)
}
func (f FileInfoTruncated) FileName() string {
return f.Name
}
@ -70,12 +77,13 @@ func (f FileInfoTruncated) SequenceNo() int64 {
func (f FileInfoTruncated) ConvertToInvalidFileInfo(invalidatedBy protocol.ShortID) protocol.FileInfo {
return protocol.FileInfo{
Name: f.Name,
Type: f.Type,
ModifiedS: f.ModifiedS,
ModifiedNs: f.ModifiedNs,
ModifiedBy: invalidatedBy,
Invalid: true,
Version: f.Version,
Name: f.Name,
Type: f.Type,
ModifiedS: f.ModifiedS,
ModifiedNs: f.ModifiedNs,
ModifiedBy: invalidatedBy,
Invalid: true,
Version: f.Version,
RawBlockSize: f.RawBlockSize,
}
}

View File

@ -70,7 +70,9 @@ type FileInfoTruncated struct {
NoPermissions bool `protobuf:"varint,8,opt,name=no_permissions,json=noPermissions,proto3" json:"no_permissions,omitempty"`
Version protocol.Vector `protobuf:"bytes,9,opt,name=version" json:"version"`
Sequence int64 `protobuf:"varint,10,opt,name=sequence,proto3" json:"sequence,omitempty"`
SymlinkTarget string `protobuf:"bytes,17,opt,name=symlink_target,json=symlinkTarget,proto3" json:"symlink_target,omitempty"`
RawBlockSize int32 `protobuf:"varint,13,opt,name=block_size,json=blockSize,proto3" json:"block_size,omitempty"`
// repeated BlockInfo Blocks = 16
SymlinkTarget string `protobuf:"bytes,17,opt,name=symlink_target,json=symlinkTarget,proto3" json:"symlink_target,omitempty"`
}
func (m *FileInfoTruncated) Reset() { *m = FileInfoTruncated{} }
@ -277,6 +279,11 @@ func (m *FileInfoTruncated) MarshalTo(dAtA []byte) (int, error) {
i++
i = encodeVarintStructs(dAtA, i, uint64(m.ModifiedBy))
}
if m.RawBlockSize != 0 {
dAtA[i] = 0x68
i++
i = encodeVarintStructs(dAtA, i, uint64(m.RawBlockSize))
}
if len(m.SymlinkTarget) > 0 {
dAtA[i] = 0x8a
i++
@ -472,6 +479,9 @@ func (m *FileInfoTruncated) ProtoSize() (n int) {
if m.ModifiedBy != 0 {
n += 1 + sovStructs(uint64(m.ModifiedBy))
}
if m.RawBlockSize != 0 {
n += 1 + sovStructs(uint64(m.RawBlockSize))
}
l = len(m.SymlinkTarget)
if l > 0 {
n += 2 + l + sovStructs(uint64(l))
@ -1028,6 +1038,25 @@ func (m *FileInfoTruncated) Unmarshal(dAtA []byte) error {
break
}
}
case 13:
if wireType != 0 {
return fmt.Errorf("proto: wrong wireType = %d for field RawBlockSize", wireType)
}
m.RawBlockSize = 0
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowStructs
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
m.RawBlockSize |= (int32(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
case 17:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field SymlinkTarget", wireType)
@ -1481,43 +1510,45 @@ var (
func init() { proto.RegisterFile("structs.proto", fileDescriptorStructs) }
var fileDescriptorStructs = []byte{
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}

View File

@ -35,6 +35,9 @@ message FileInfoTruncated {
bool no_permissions = 8;
protocol.Vector version = 9 [(gogoproto.nullable) = false];
int64 sequence = 10;
int32 block_size = 13 [(gogoproto.customname) = "RawBlockSize"];
// repeated BlockInfo Blocks = 16
string symlink_target = 17;
}

View File

@ -626,7 +626,7 @@ func (m *Model) Completion(device protocol.DeviceID, folder string) FolderComple
}
// This might might be more than it really is, because some blocks can be of a smaller size.
downloaded = int64(counts[ft.Name] * protocol.BlockSize)
downloaded = int64(counts[ft.Name] * int(ft.BlockSize()))
fileNeed = ft.FileSize() - downloaded
if fileNeed < 0 {
@ -1968,7 +1968,6 @@ func (m *Model) internalScanFolderSubdirs(ctx context.Context, folder string, su
Folder: folderCfg.ID,
Subs: subDirs,
Matcher: ignores,
BlockSize: protocol.BlockSize,
TempLifetime: time.Duration(m.cfg.Options().KeepTemporariesH) * time.Hour,
CurrentFiler: cFiler{m, folder},
Filesystem: mtimefs,
@ -1978,6 +1977,7 @@ func (m *Model) internalScanFolderSubdirs(ctx context.Context, folder string, su
ShortID: m.shortID,
ProgressTickIntervalS: folderCfg.ScanProgressIntervalS,
UseWeakHashes: weakhash.Enabled,
UseLargeBlocks: folderCfg.UseLargeBlocks,
})
if err := runner.CheckHealth(); err != nil {
@ -2513,7 +2513,7 @@ func (m *Model) RestoreFolderVersions(folder string, versions map[string]time.Ti
return errors, nil
}
func (m *Model) Availability(folder, file string, version protocol.Vector, block protocol.BlockInfo) []Availability {
func (m *Model) Availability(folder string, file protocol.FileInfo, block protocol.BlockInfo) []Availability {
// The slightly unusual locking sequence here is because we need to hold
// pmut for the duration (as the value returned from foldersFiles can
// get heavily modified on Close()), but also must acquire fmut before
@ -2532,7 +2532,7 @@ func (m *Model) Availability(folder, file string, version protocol.Vector, block
var availabilities []Availability
next:
for _, device := range fs.Availability(file) {
for _, device := range fs.Availability(file.Name) {
for _, pausedFolder := range m.remotePausedFolders[device] {
if pausedFolder == folder {
continue next
@ -2545,7 +2545,7 @@ next:
}
for device := range devices {
if m.deviceDownloads[device].Has(folder, file, version, int32(block.Offset/protocol.BlockSize)) {
if m.deviceDownloads[device].Has(folder, file.Name, file.Version, int32(block.Offset/int64(file.BlockSize()))) {
availabilities = append(availabilities, Availability{ID: device, FromTemporary: true})
}
}

View File

@ -177,7 +177,7 @@ func TestRequest(t *testing.T) {
defer m.Stop()
m.ScanFolder("default")
bs := make([]byte, protocol.BlockSize)
bs := make([]byte, protocol.MinBlockSize)
// Existing, shared file
bs = bs[:6]
@ -409,20 +409,22 @@ func (f *fakeConnection) addFile(name string, flags uint32, ftype protocol.FileI
f.mut.Lock()
defer f.mut.Unlock()
blocks, _ := scanner.Blocks(context.TODO(), bytes.NewReader(data), protocol.BlockSize, int64(len(data)), nil, true)
blockSize := protocol.BlockSize(int64(len(data)))
blocks, _ := scanner.Blocks(context.TODO(), bytes.NewReader(data), blockSize, int64(len(data)), nil, true)
var version protocol.Vector
version = version.Update(f.id.Short())
if ftype == protocol.FileInfoTypeFile || ftype == protocol.FileInfoTypeDirectory {
f.files = append(f.files, protocol.FileInfo{
Name: name,
Type: ftype,
Size: int64(len(data)),
ModifiedS: time.Now().Unix(),
Permissions: flags,
Version: version,
Sequence: time.Now().UnixNano(),
Blocks: blocks,
Name: name,
Type: ftype,
Size: int64(len(data)),
ModifiedS: time.Now().Unix(),
Permissions: flags,
Version: version,
Sequence: time.Now().UnixNano(),
RawBlockSize: int32(blockSize),
Blocks: blocks,
})
} else {
// Symlink
@ -2803,7 +2805,7 @@ func TestNoRequestsFromPausedDevices(t *testing.T) {
files.Update(device1, []protocol.FileInfo{file})
files.Update(device2, []protocol.FileInfo{file})
avail := m.Availability("default", file.Name, file.Version, file.Blocks[0])
avail := m.Availability("default", file, file.Blocks[0])
if len(avail) != 0 {
t.Errorf("should not be available, no connections")
}
@ -2813,7 +2815,7 @@ func TestNoRequestsFromPausedDevices(t *testing.T) {
// !!! This is not what I'd expect to happen, as we don't even know if the peer has the original index !!!
avail = m.Availability("default", file.Name, file.Version, file.Blocks[0])
avail = m.Availability("default", file, file.Blocks[0])
if len(avail) != 2 {
t.Errorf("should have two available")
}
@ -2833,7 +2835,7 @@ func TestNoRequestsFromPausedDevices(t *testing.T) {
m.ClusterConfig(device1, cc)
m.ClusterConfig(device2, cc)
avail = m.Availability("default", file.Name, file.Version, file.Blocks[0])
avail = m.Availability("default", file, file.Blocks[0])
if len(avail) != 2 {
t.Errorf("should have two available")
}
@ -2841,7 +2843,7 @@ func TestNoRequestsFromPausedDevices(t *testing.T) {
m.Closed(&fakeConnection{id: device1}, errDeviceUnknown)
m.Closed(&fakeConnection{id: device2}, errDeviceUnknown)
avail = m.Availability("default", file.Name, file.Version, file.Blocks[0])
avail = m.Availability("default", file, file.Blocks[0])
if len(avail) != 0 {
t.Errorf("should have no available")
}
@ -2856,7 +2858,7 @@ func TestNoRequestsFromPausedDevices(t *testing.T) {
ccp.Folders[0].Paused = true
m.ClusterConfig(device1, ccp)
avail = m.Availability("default", file.Name, file.Version, file.Blocks[0])
avail = m.Availability("default", file, file.Blocks[0])
if len(avail) != 1 {
t.Errorf("should have one available")
}

View File

@ -126,7 +126,7 @@ func newSendReceiveFolder(model *Model, cfg config.FolderConfiguration, ver vers
if f.PullerMaxPendingKiB == 0 {
f.PullerMaxPendingKiB = defaultPullerPendingKiB
}
if blockSizeKiB := protocol.BlockSize / 1024; f.PullerMaxPendingKiB < blockSizeKiB {
if blockSizeKiB := protocol.MaxBlockSize / 1024; f.PullerMaxPendingKiB < blockSizeKiB {
f.PullerMaxPendingKiB = blockSizeKiB
}
@ -1010,7 +1010,7 @@ func (f *sendReceiveFolder) handleFile(file protocol.FileInfo, copyChan chan<- c
// Check for an old temporary file which might have some blocks we could
// reuse.
tempBlocks, err := scanner.HashFile(f.ctx, f.fs, tempName, protocol.BlockSize, nil, false)
tempBlocks, err := scanner.HashFile(f.ctx, f.fs, tempName, file.BlockSize(), nil, false)
if err == nil {
// Check for any reusable blocks in the temp file
tempCopyBlocks, _ := blockDiff(tempBlocks, file.Blocks)
@ -1160,7 +1160,7 @@ func (f *sendReceiveFolder) shortcutFile(file protocol.FileInfo) error {
// copierRoutine reads copierStates until the in channel closes and performs
// the relevant copies when possible, or passes it to the puller routine.
func (f *sendReceiveFolder) copierRoutine(in <-chan copyBlocksState, pullChan chan<- pullBlockState, out chan<- *sharedPullerState) {
buf := make([]byte, protocol.BlockSize)
buf := make([]byte, protocol.MinBlockSize)
for state := range in {
dstFd, err := state.tempFile()
@ -1203,7 +1203,7 @@ func (f *sendReceiveFolder) copierRoutine(in <-chan copyBlocksState, pullChan ch
if len(hashesToFind) > 0 {
file, err = f.fs.Open(state.file.Name)
if err == nil {
weakHashFinder, err = weakhash.NewFinder(file, protocol.BlockSize, hashesToFind)
weakHashFinder, err = weakhash.NewFinder(file, int(state.file.BlockSize()), hashesToFind)
if err != nil {
l.Debugln("weak hasher", err)
}
@ -1268,7 +1268,7 @@ func (f *sendReceiveFolder) copierRoutine(in <-chan copyBlocksState, pullChan ch
return false
}
_, err = fd.ReadAt(buf, protocol.BlockSize*int64(index))
_, err = fd.ReadAt(buf, int64(state.file.BlockSize())*int64(index))
fd.Close()
if err != nil {
return false
@ -1391,7 +1391,7 @@ func (f *sendReceiveFolder) pullBlock(state pullBlockState, out chan<- *sharedPu
}
var lastError error
candidates := f.model.Availability(f.folderID, state.file.Name, state.file.Version, state.block)
candidates := f.model.Availability(f.folderID, state.file, state.block)
for {
// Select the least busy device to pull the block from. If we found no
// feasible device at all, fail the block (and in the long run, the

View File

@ -256,7 +256,7 @@ func TestCopierFinder(t *testing.T) {
}
// Verify that the fetched blocks have actually been written to the temp file
blks, err := scanner.HashFile(context.TODO(), fs.NewFilesystem(fs.FilesystemTypeBasic, "."), tempFile, protocol.BlockSize, nil, false)
blks, err := scanner.HashFile(context.TODO(), fs.NewFilesystem(fs.FilesystemTypeBasic, "."), tempFile, protocol.MinBlockSize, nil, false)
if err != nil {
t.Log(err)
}
@ -273,8 +273,8 @@ func TestWeakHash(t *testing.T) {
tempFile := filepath.Join("testdata", fs.TempName("weakhash"))
var shift int64 = 10
var size int64 = 1 << 20
expectBlocks := int(size / protocol.BlockSize)
expectPulls := int(shift / protocol.BlockSize)
expectBlocks := int(size / protocol.MinBlockSize)
expectPulls := int(shift / protocol.MinBlockSize)
if shift > 0 {
expectPulls++
}
@ -307,7 +307,7 @@ func TestWeakHash(t *testing.T) {
// File 1: abcdefgh
// File 2: xyabcdef
f.Seek(0, os.SEEK_SET)
existing, err := scanner.Blocks(context.TODO(), f, protocol.BlockSize, size, nil, true)
existing, err := scanner.Blocks(context.TODO(), f, protocol.MinBlockSize, size, nil, true)
if err != nil {
t.Error(err)
}
@ -316,7 +316,7 @@ func TestWeakHash(t *testing.T) {
remainder := io.LimitReader(f, size-shift)
prefix := io.LimitReader(rand.Reader, shift)
nf := io.MultiReader(prefix, remainder)
desired, err := scanner.Blocks(context.TODO(), nf, protocol.BlockSize, size, nil, true)
desired, err := scanner.Blocks(context.TODO(), nf, protocol.MinBlockSize, size, nil, true)
if err != nil {
t.Error(err)
}

View File

@ -217,7 +217,7 @@ func (s *sharedPullerState) copyDone(block protocol.BlockInfo) {
s.mut.Lock()
s.copyNeeded--
s.updated = time.Now()
s.available = append(s.available, int32(block.Offset/protocol.BlockSize))
s.available = append(s.available, int32(block.Offset/int64(s.file.BlockSize())))
s.availableUpdated = time.Now()
l.Debugln("sharedPullerState", s.folder, s.file.Name, "copyNeeded ->", s.copyNeeded)
s.mut.Unlock()
@ -253,7 +253,7 @@ func (s *sharedPullerState) pullDone(block protocol.BlockInfo) {
s.mut.Lock()
s.pullNeeded--
s.updated = time.Now()
s.available = append(s.available, int32(block.Offset/protocol.BlockSize))
s.available = append(s.available, int32(block.Offset/int64(s.file.BlockSize())))
s.availableUpdated = time.Now()
l.Debugln("sharedPullerState", s.folder, s.file.Name, "pullNeeded done ->", s.pullNeeded)
s.mut.Unlock()
@ -314,8 +314,8 @@ func (s *sharedPullerState) Progress() *pullerProgress {
CopiedFromElsewhere: s.copyTotal - s.copyNeeded - s.copyOrigin,
Pulled: s.pullTotal - s.pullNeeded,
Pulling: s.pullNeeded,
BytesTotal: blocksToSize(total),
BytesDone: blocksToSize(done),
BytesTotal: blocksToSize(s.file.BlockSize(), total),
BytesDone: blocksToSize(s.file.BlockSize(), done),
}
}
@ -343,9 +343,9 @@ func (s *sharedPullerState) Available() []int32 {
return blocks
}
func blocksToSize(num int) int64 {
func blocksToSize(size int, num int) int64 {
if num < 2 {
return protocol.BlockSize / 2
return int64(size / 2)
}
return int64(num-1)*protocol.BlockSize + protocol.BlockSize/2
return int64(num-1)*int64(size) + int64(size/2)
}

View File

@ -306,6 +306,7 @@ type FileInfo struct {
NoPermissions bool `protobuf:"varint,8,opt,name=no_permissions,json=noPermissions,proto3" json:"no_permissions,omitempty"`
Version Vector `protobuf:"bytes,9,opt,name=version" json:"version"`
Sequence int64 `protobuf:"varint,10,opt,name=sequence,proto3" json:"sequence,omitempty"`
RawBlockSize int32 `protobuf:"varint,13,opt,name=block_size,json=blockSize,proto3" json:"block_size,omitempty"`
Blocks []BlockInfo `protobuf:"bytes,16,rep,name=Blocks" json:"Blocks"`
SymlinkTarget string `protobuf:"bytes,17,opt,name=symlink_target,json=symlinkTarget,proto3" json:"symlink_target,omitempty"`
}
@ -876,6 +877,11 @@ func (m *FileInfo) MarshalTo(dAtA []byte) (int, error) {
i++
i = encodeVarintBep(dAtA, i, uint64(m.ModifiedBy))
}
if m.RawBlockSize != 0 {
dAtA[i] = 0x68
i++
i = encodeVarintBep(dAtA, i, uint64(m.RawBlockSize))
}
if len(m.Blocks) > 0 {
for _, msg := range m.Blocks {
dAtA[i] = 0x82
@ -1427,6 +1433,9 @@ func (m *FileInfo) ProtoSize() (n int) {
if m.ModifiedBy != 0 {
n += 1 + sovBep(uint64(m.ModifiedBy))
}
if m.RawBlockSize != 0 {
n += 1 + sovBep(uint64(m.RawBlockSize))
}
if len(m.Blocks) > 0 {
for _, e := range m.Blocks {
l = e.ProtoSize()
@ -2904,6 +2913,25 @@ func (m *FileInfo) Unmarshal(dAtA []byte) error {
break
}
}
case 13:
if wireType != 0 {
return fmt.Errorf("proto: wrong wireType = %d for field RawBlockSize", wireType)
}
m.RawBlockSize = 0
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowBep
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
m.RawBlockSize |= (int32(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
case 16:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field Blocks", wireType)
@ -4164,114 +4192,115 @@ var (
func init() { proto.RegisterFile("bep.proto", fileDescriptorBep) }
var fileDescriptorBep = []byte{
// 1729 bytes of a gzipped FileDescriptorProto
// 1757 bytes of a gzipped FileDescriptorProto
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0x1f, 0x00, 0x00, 0xff, 0xff, 0x0d, 0x36, 0x7c, 0x9b, 0xc0, 0x0e, 0x00, 0x00,
}

View File

@ -105,6 +105,7 @@ message FileInfo {
bool no_permissions = 8;
Vector version = 9 [(gogoproto.nullable) = false];
int64 sequence = 10;
int32 block_size = 13 [(gogoproto.customname) = "RawBlockSize"];
repeated BlockInfo Blocks = 16 [(gogoproto.nullable) = false];
string symlink_target = 17;

View File

@ -14,16 +14,11 @@ import (
"time"
"github.com/syncthing/syncthing/lib/rand"
"github.com/syncthing/syncthing/lib/sha256"
)
const (
SyntheticDirectorySize = 128
)
var (
sha256OfEmptyBlock = sha256.Sum256(make([]byte, BlockSize))
HelloMessageMagic = uint32(0x2EA7D90B)
HelloMessageMagic = uint32(0x2EA7D90B)
)
func (m Hello) Magic() uint32 {
@ -36,8 +31,8 @@ func (f FileInfo) String() string {
return fmt.Sprintf("Directory{Name:%q, Sequence:%d, Permissions:0%o, ModTime:%v, Version:%v, Deleted:%v, Invalid:%v, NoPermissions:%v}",
f.Name, f.Sequence, f.Permissions, f.ModTime(), f.Version, f.Deleted, f.Invalid, f.NoPermissions)
case FileInfoTypeFile:
return fmt.Sprintf("File{Name:%q, Sequence:%d, Permissions:0%o, ModTime:%v, Version:%v, Length:%d, Deleted:%v, Invalid:%v, NoPermissions:%v, Blocks:%v}",
f.Name, f.Sequence, f.Permissions, f.ModTime(), f.Version, f.Size, f.Deleted, f.Invalid, f.NoPermissions, f.Blocks)
return fmt.Sprintf("File{Name:%q, Sequence:%d, Permissions:0%o, ModTime:%v, Version:%v, Length:%d, Deleted:%v, Invalid:%v, NoPermissions:%v, BlockSize:%d, Blocks:%v}",
f.Name, f.Sequence, f.Permissions, f.ModTime(), f.Version, f.Size, f.Deleted, f.Invalid, f.NoPermissions, f.RawBlockSize, f.Blocks)
case FileInfoTypeSymlink, FileInfoTypeDeprecatedSymlinkDirectory, FileInfoTypeDeprecatedSymlinkFile:
return fmt.Sprintf("Symlink{Name:%q, Type:%v, Sequence:%d, Version:%v, Deleted:%v, Invalid:%v, NoPermissions:%v, SymlinkTarget:%q}",
f.Name, f.Type, f.Sequence, f.Version, f.Deleted, f.Invalid, f.NoPermissions, f.SymlinkTarget)
@ -81,6 +76,13 @@ func (f FileInfo) FileSize() int64 {
return f.Size
}
func (f FileInfo) BlockSize() int {
if f.RawBlockSize == 0 {
return MinBlockSize
}
return int(f.RawBlockSize)
}
func (f FileInfo) FileName() string {
return f.Name
}
@ -204,7 +206,10 @@ func (b BlockInfo) String() string {
// IsEmpty returns true if the block is a full block of zeroes.
func (b BlockInfo) IsEmpty() bool {
return b.Size == BlockSize && bytes.Equal(b.Hash, sha256OfEmptyBlock[:])
if v, ok := sha256OfEmptyBlock[int(b.Size)]; ok {
return bytes.Equal(b.Hash, v[:])
}
return false
}
type IndexID uint64

View File

@ -3,6 +3,7 @@
package protocol
import (
"crypto/sha256"
"encoding/binary"
"errors"
"fmt"
@ -16,13 +17,51 @@ import (
)
const (
// BlockSize is the standard data block size (128 KiB)
BlockSize = 128 << 10
// Shifts
KiB = 10
MiB = 20
GiB = 30
)
const (
// MaxMessageLen is the largest message size allowed on the wire. (500 MB)
MaxMessageLen = 500 * 1000 * 1000
// MinBlockSize is the minimum block size allowed
MinBlockSize = 128 << KiB
// MaxBlockSize is the maximum block size allowed
MaxBlockSize = 16 << MiB
// DesiredPerFileBlocks is the number of blocks we aim for per file
DesiredPerFileBlocks = 2000
)
// BlockSizes is the list of valid block sizes, from min to max
var BlockSizes []int
// For each block size, the hash of a block of all zeroes
var sha256OfEmptyBlock = make(map[int][sha256.Size]byte)
func init() {
for blockSize := MinBlockSize; blockSize <= MaxBlockSize; blockSize *= 2 {
BlockSizes = append(BlockSizes, blockSize)
sha256OfEmptyBlock[blockSize] = sha256.Sum256(make([]byte, blockSize))
}
}
// BlockSize returns the block size to use for the given file size
func BlockSize(fileSize int64) int {
var blockSize int
for _, blockSize = range BlockSizes {
if fileSize < int64(DesiredPerFileBlocks*blockSize) {
break
}
}
return blockSize
}
const (
stateInitial = iota
stateReady
@ -158,7 +197,7 @@ func NewConnection(deviceID DeviceID, reader io.Reader, writer io.Writer, receiv
awaiting: make(map[int32]chan asyncResult),
outbox: make(chan asyncMessage),
closed: make(chan struct{}),
pool: bufferPool{minSize: BlockSize},
pool: bufferPool{minSize: MinBlockSize},
compression: compress,
}
@ -533,7 +572,7 @@ func checkFilename(name string) error {
func (c *rawConnection) handleRequest(req Request) {
size := int(req.Size)
usePool := size <= BlockSize
usePool := size <= MaxBlockSize
var buf []byte
var done chan struct{}

View File

@ -11,7 +11,6 @@ import (
"strings"
"testing"
"testing/quick"
"time"
"encoding/hex"
@ -234,48 +233,6 @@ func testMarshal(t *testing.T, prefix string, m1, m2 message) bool {
return true
}
func TestMarshalledIndexMessageSize(t *testing.T) {
// We should be able to handle a 1 TiB file without
// blowing the default max message size.
if testing.Short() {
t.Skip("this test requires a lot of memory")
return
}
const (
maxMessageSize = MaxMessageLen
fileSize = 1 << 40
blockSize = BlockSize
)
f := FileInfo{
Name: "a normal length file name withoout any weird stuff.txt",
Type: FileInfoTypeFile,
Size: fileSize,
Permissions: 0666,
ModifiedS: time.Now().Unix(),
Version: Vector{Counters: []Counter{{ID: 1 << 60, Value: 1}, {ID: 2 << 60, Value: 1}}},
Blocks: make([]BlockInfo, fileSize/blockSize),
}
for i := 0; i < fileSize/blockSize; i++ {
f.Blocks[i].Offset = int64(i) * blockSize
f.Blocks[i].Size = blockSize
f.Blocks[i].Hash = []byte{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 1, 2, 3, 4, 5, 6, 7, 8, 9, 20, 1, 2, 3, 4, 5, 6, 7, 8, 9, 30, 1, 2}
}
idx := Index{
Folder: "some folder ID",
Files: []FileInfo{f},
}
msgSize := idx.ProtoSize()
if msgSize > maxMessageSize {
t.Errorf("Message size %d bytes is larger than max %d", msgSize, maxMessageSize)
}
}
func TestLZ4Compression(t *testing.T) {
c := new(rawConnection)
@ -400,3 +357,36 @@ func TestCheckConsistency(t *testing.T) {
}
}
}
func TestBlockSize(t *testing.T) {
cases := []struct {
fileSize int64
blockSize int
}{
{1 << KiB, 128 << KiB},
{1 << MiB, 128 << KiB},
{499 << MiB, 256 << KiB},
{500 << MiB, 512 << KiB},
{501 << MiB, 512 << KiB},
{1 << GiB, 1 << MiB},
{2 << GiB, 2 << MiB},
{3 << GiB, 2 << MiB},
{500 << GiB, 16 << MiB},
{50000 << GiB, 16 << MiB},
}
for _, tc := range cases {
size := BlockSize(tc.fileSize)
if size != tc.blockSize {
t.Errorf("BlockSize(%d), size=%d, expected %d", tc.fileSize, size, tc.blockSize)
}
}
}
var blockSize int
func BenchmarkBlockSize(b *testing.B) {
for i := 0; i < b.N; i++ {
blockSize = BlockSize(16 << 30)
}
}

View File

@ -63,7 +63,6 @@ func HashFile(ctx context.Context, fs fs.Filesystem, path string, blockSize int,
// is closed and all items handled.
type parallelHasher struct {
fs fs.Filesystem
blockSize int
workers int
outbox chan<- protocol.FileInfo
inbox <-chan protocol.FileInfo
@ -73,10 +72,9 @@ type parallelHasher struct {
wg sync.WaitGroup
}
func newParallelHasher(ctx context.Context, fs fs.Filesystem, blockSize, workers int, outbox chan<- protocol.FileInfo, inbox <-chan protocol.FileInfo, counter Counter, done chan<- struct{}, useWeakHashes bool) {
func newParallelHasher(ctx context.Context, fs fs.Filesystem, workers int, outbox chan<- protocol.FileInfo, inbox <-chan protocol.FileInfo, counter Counter, done chan<- struct{}, useWeakHashes bool) {
ph := &parallelHasher{
fs: fs,
blockSize: blockSize,
workers: workers,
outbox: outbox,
inbox: inbox,
@ -108,7 +106,7 @@ func (ph *parallelHasher) hashFiles(ctx context.Context) {
panic("Bug. Asked to hash a directory or a deleted file.")
}
blocks, err := HashFile(ctx, ph.fs, f.Name, ph.blockSize, ph.counter, ph.useWeakHashes)
blocks, err := HashFile(ctx, ph.fs, f.Name, f.BlockSize(), ph.counter, ph.useWeakHashes)
if err != nil {
l.Debugln("hash error:", f.Name, err)
continue

View File

@ -125,7 +125,7 @@ func TestAdler32Variants(t *testing.T) {
}
// protocol block sized data
data := make([]byte, protocol.BlockSize)
data := make([]byte, protocol.MinBlockSize)
for i := 0; i < 5; i++ {
rand.Read(data)
if !checkFn(data) {

View File

@ -55,6 +55,48 @@ func (i infiniteFS) Open(name string) (fs.File, error) {
return &fakeFile{name, i.filesize, 0}, nil
}
type singleFileFS struct {
fs.Filesystem
name string
filesize int64
}
func (s singleFileFS) Lstat(name string) (fs.FileInfo, error) {
switch name {
case ".":
return fakeInfo{".", 0}, nil
case s.name:
return fakeInfo{s.name, s.filesize}, nil
default:
return nil, errors.New("no such file")
}
}
func (s singleFileFS) Stat(name string) (fs.FileInfo, error) {
switch name {
case ".":
return fakeInfo{".", 0}, nil
case s.name:
return fakeInfo{s.name, s.filesize}, nil
default:
return nil, errors.New("no such file")
}
}
func (s singleFileFS) DirNames(name string) ([]string, error) {
if name != "." {
return nil, errors.New("no such file")
}
return []string{s.name}, nil
}
func (s singleFileFS) Open(name string) (fs.File, error) {
if name != s.name {
return nil, errors.New("no such file")
}
return &fakeFile{s.name, s.filesize, 0}, nil
}
type fakeInfo struct {
name string
size int64

View File

@ -42,8 +42,6 @@ type Config struct {
Folder string
// Limit walking to these paths within Dir, or no limit if Sub is empty
Subs []string
// BlockSize controls the size of the block used when hashing.
BlockSize int
// If Matcher is not nil, it is used to identify files to ignore which were specified by the user.
Matcher *ignore.Matcher
// Number of hours to keep temporary files for
@ -68,6 +66,8 @@ type Config struct {
ProgressTickIntervalS int
// Whether or not we should also compute weak hashes
UseWeakHashes bool
// Whether to use large blocks for large files or the old standard of 128KiB for everything.
UseLargeBlocks bool
}
type CurrentFiler interface {
@ -98,7 +98,7 @@ type walker struct {
// Walk returns the list of files found in the local folder by scanning the
// file system. Files are blockwise hashed.
func (w *walker) walk(ctx context.Context) chan protocol.FileInfo {
l.Debugln("Walk", w.Subs, w.BlockSize, w.Matcher)
l.Debugln("Walk", w.Subs, w.Matcher)
toHashChan := make(chan protocol.FileInfo)
finishedChan := make(chan protocol.FileInfo)
@ -120,7 +120,7 @@ func (w *walker) walk(ctx context.Context) chan protocol.FileInfo {
// We're not required to emit scan progress events, just kick off hashers,
// and feed inputs directly from the walker.
if w.ProgressTickIntervalS < 0 {
newParallelHasher(ctx, w.Filesystem, w.BlockSize, w.Hashers, finishedChan, toHashChan, nil, nil, w.UseWeakHashes)
newParallelHasher(ctx, w.Filesystem, w.Hashers, finishedChan, toHashChan, nil, nil, w.UseWeakHashes)
return finishedChan
}
@ -151,7 +151,7 @@ func (w *walker) walk(ctx context.Context) chan protocol.FileInfo {
done := make(chan struct{})
progress := newByteCounter()
newParallelHasher(ctx, w.Filesystem, w.BlockSize, w.Hashers, finishedChan, realToHashChan, progress, done, w.UseWeakHashes)
newParallelHasher(ctx, w.Filesystem, w.Hashers, finishedChan, realToHashChan, progress, done, w.UseWeakHashes)
// A routine which actually emits the FolderScanProgress events
// every w.ProgressTicker ticks, until the hasher routines terminate.
@ -161,7 +161,7 @@ func (w *walker) walk(ctx context.Context) chan protocol.FileInfo {
for {
select {
case <-done:
l.Debugln("Walk progress done", w.Folder, w.Subs, w.BlockSize, w.Matcher)
l.Debugln("Walk progress done", w.Folder, w.Subs, w.Matcher)
ticker.Stop()
return
case <-ticker.C:
@ -285,32 +285,52 @@ func (w *walker) walkRegular(ctx context.Context, relPath string, info fs.FileIn
curMode |= 0111
}
cf, ok := w.CurrentFiler.CurrentFile(relPath)
blockSize := protocol.MinBlockSize
curFile, hasCurFile := w.CurrentFiler.CurrentFile(relPath)
if w.UseLargeBlocks {
blockSize = protocol.BlockSize(info.Size())
if hasCurFile {
// Check if we should retain current block size.
curBlockSize := curFile.BlockSize()
if blockSize > curBlockSize && blockSize/curBlockSize <= 2 {
// New block size is larger, but not more than twice larger.
// Retain.
blockSize = curBlockSize
} else if curBlockSize > blockSize && curBlockSize/blockSize <= 2 {
// Old block size is larger, but not more than twice larger.
// Retain.
blockSize = curBlockSize
}
}
}
f := protocol.FileInfo{
Name: relPath,
Type: protocol.FileInfoTypeFile,
Version: cf.Version.Update(w.ShortID),
Version: curFile.Version.Update(w.ShortID),
Permissions: curMode & uint32(maskModePerm),
NoPermissions: w.IgnorePerms,
ModifiedS: info.ModTime().Unix(),
ModifiedNs: int32(info.ModTime().Nanosecond()),
ModifiedBy: w.ShortID,
Size: info.Size(),
RawBlockSize: int32(blockSize),
}
if ok {
if cf.IsEquivalent(f, w.IgnorePerms, true) {
if hasCurFile {
if curFile.IsEquivalent(f, w.IgnorePerms, true) {
return nil
}
if cf.Invalid {
if curFile.Invalid {
// We do not want to override the global version with the file we
// currently have. Keeping only our local counter makes sure we are in
// conflict with any other existing versions, which will be resolved by
// the normal pulling mechanisms.
f.Version = f.Version.DropOthers(w.ShortID)
}
l.Debugln("rescan:", cf, info.ModTime().Unix(), info.Mode()&fs.ModePerm)
l.Debugln("rescan:", curFile, info.ModTime().Unix(), info.Mode()&fs.ModePerm)
}
l.Debugln("to hash:", relPath, f)

View File

@ -65,7 +65,6 @@ func TestWalkSub(t *testing.T) {
fchan := Walk(context.TODO(), Config{
Filesystem: fs.NewFilesystem(fs.FilesystemTypeBasic, "testdata"),
Subs: []string{"dir2"},
BlockSize: 128 * 1024,
Matcher: ignores,
Hashers: 2,
})
@ -98,7 +97,6 @@ func TestWalk(t *testing.T) {
fchan := Walk(context.TODO(), Config{
Filesystem: fs.NewFilesystem(fs.FilesystemTypeBasic, "testdata"),
BlockSize: 128 * 1024,
Matcher: ignores,
Hashers: 2,
})
@ -221,11 +219,11 @@ func TestNormalization(t *testing.T) {
// make sure it all gets done. In production, things will be correct
// eventually...
_, err := walkDir(fs, "testdata/normalization")
_, err := walkDir(fs, "testdata/normalization", nil)
if err != nil {
t.Fatal(err)
}
tmp, err := walkDir(fs, "testdata/normalization")
tmp, err := walkDir(fs, "testdata/normalization", nil)
if err != nil {
t.Fatal(err)
}
@ -272,7 +270,7 @@ func TestWalkSymlinkUnix(t *testing.T) {
for _, path := range []string{".", "link"} {
// Scan it
files, _ := walkDir(fs.NewFilesystem(fs.FilesystemTypeBasic, "_symlinks"), path)
files, _ := walkDir(fs.NewFilesystem(fs.FilesystemTypeBasic, "_symlinks"), path, nil)
// Verify that we got one symlink and with the correct attributes
if len(files) != 1 {
@ -303,7 +301,7 @@ func TestWalkSymlinkWindows(t *testing.T) {
for _, path := range []string{".", "link"} {
// Scan it
files, _ := walkDir(fs.NewFilesystem(fs.FilesystemTypeBasic, "_symlinks"), path)
files, _ := walkDir(fs.NewFilesystem(fs.FilesystemTypeBasic, "_symlinks"), path, nil)
// Verify that we got zero symlinks
if len(files) != 0 {
@ -332,7 +330,7 @@ func TestWalkRootSymlink(t *testing.T) {
}
// Scan it
files, err := walkDir(fs.NewFilesystem(fs.FilesystemTypeBasic, link), ".")
files, err := walkDir(fs.NewFilesystem(fs.FilesystemTypeBasic, link), ".", nil)
if err != nil {
t.Fatal("Expected no error when root folder path is provided via a symlink: " + err.Error())
}
@ -342,13 +340,83 @@ func TestWalkRootSymlink(t *testing.T) {
}
}
func walkDir(fs fs.Filesystem, dir string) ([]protocol.FileInfo, error) {
func TestBlocksizeHysteresis(t *testing.T) {
// Verify that we select the right block size in the presence of old
// file information.
sf := fs.NewWalkFilesystem(&singleFileFS{
name: "testfile.dat",
filesize: 500 << 20, // 500 MiB
})
current := make(fakeCurrentFiler)
runTest := func(expectedBlockSize int) {
files, err := walkDir(sf, ".", current)
if err != nil {
t.Fatal(err)
}
if len(files) != 1 {
t.Fatalf("expected one file, not %d", len(files))
}
if s := files[0].BlockSize(); s != expectedBlockSize {
t.Fatalf("incorrect block size %d != expected %d", s, expectedBlockSize)
}
}
// Scan with no previous knowledge. We should get a 512 KiB block size.
runTest(512 << 10)
// Scan on the assumption that previous size was 256 KiB. Retain 256 KiB
// block size.
current["testfile.dat"] = protocol.FileInfo{
Name: "testfile.dat",
Size: 500 << 20,
RawBlockSize: 256 << 10,
}
runTest(256 << 10)
// Scan on the assumption that previous size was 1 MiB. Retain 1 MiB
// block size.
current["testfile.dat"] = protocol.FileInfo{
Name: "testfile.dat",
Size: 500 << 20,
RawBlockSize: 1 << 20,
}
runTest(1 << 20)
// Scan on the assumption that previous size was 128 KiB. Move to 512
// KiB because the difference is large.
current["testfile.dat"] = protocol.FileInfo{
Name: "testfile.dat",
Size: 500 << 20,
RawBlockSize: 128 << 10,
}
runTest(512 << 10)
// Scan on the assumption that previous size was 2 MiB. Move to 512
// KiB because the difference is large.
current["testfile.dat"] = protocol.FileInfo{
Name: "testfile.dat",
Size: 500 << 20,
RawBlockSize: 2 << 20,
}
runTest(512 << 10)
}
func walkDir(fs fs.Filesystem, dir string, cfiler CurrentFiler) ([]protocol.FileInfo, error) {
fchan := Walk(context.TODO(), Config{
Filesystem: fs,
Subs: []string{dir},
BlockSize: 128 * 1024,
AutoNormalize: true,
Hashers: 2,
Filesystem: fs,
Subs: []string{dir},
AutoNormalize: true,
Hashers: 2,
UseLargeBlocks: true,
CurrentFiler: cfiler,
})
var tmp []protocol.FileInfo
@ -410,7 +478,7 @@ func BenchmarkHashFile(b *testing.B) {
b.ResetTimer()
for i := 0; i < b.N; i++ {
if _, err := HashFile(context.TODO(), fs.NewFilesystem(fs.FilesystemTypeBasic, ""), testdataName, protocol.BlockSize, nil, true); err != nil {
if _, err := HashFile(context.TODO(), fs.NewFilesystem(fs.FilesystemTypeBasic, ""), testdataName, protocol.MinBlockSize, nil, true); err != nil {
b.Fatal(err)
}
}
@ -451,7 +519,6 @@ func TestStopWalk(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
fchan := Walk(ctx, Config{
Filesystem: fs,
BlockSize: 128 * 1024,
Hashers: numHashers,
ProgressTickIntervalS: -1, // Don't attempt to build the full list of files before starting to scan...
})
@ -513,7 +580,7 @@ func TestIssue4799(t *testing.T) {
}
fd.Close()
files, err := walkDir(fs, "/foo")
files, err := walkDir(fs, "/foo", nil)
if err != nil {
t.Fatal(err)
}
@ -540,7 +607,6 @@ func TestIssue4841(t *testing.T) {
fchan := Walk(context.TODO(), Config{
Filesystem: fs,
Subs: nil,
BlockSize: 128 * 1024,
AutoNormalize: true,
Hashers: 2,
CurrentFiler: fakeCurrentFiler{

View File

@ -19,6 +19,7 @@
<paused>false</paused>
<weakHashThresholdPct>25</weakHashThresholdPct>
<markerName>.stfolder</markerName>
<useLargeBlocks>true</useLargeBlocks>
</folder>
<folder id="¯\_(ツ)_/¯ Räksmörgås 动作 Адрес" label="" path="s12-1/" type="readwrite" rescanIntervalS="10" fsWatcherEnabled="false" fsWatcherDelayS="10" ignorePerms="false" autoNormalize="true">
<filesystemType>basic</filesystemType>
@ -38,6 +39,7 @@
<paused>false</paused>
<weakHashThresholdPct>25</weakHashThresholdPct>
<markerName>.stfolder</markerName>
<useLargeBlocks>true</useLargeBlocks>
</folder>
<device id="EJHMPAQ-OGCVORE-ISB4IS3-SYYVJXF-TKJGLTU-66DIQPF-GJ5D2GX-GQ3OWQK" name="s4" compression="metadata" introducer="false" skipIntroductionRemovals="false" introducedBy="">
<address>tcp://127.0.0.1:22004</address>

View File

@ -18,6 +18,7 @@
<paused>false</paused>
<weakHashThresholdPct>25</weakHashThresholdPct>
<markerName>.stfolder</markerName>
<useLargeBlocks>true</useLargeBlocks>
</folder>
<folder id="s23" label="" path="s23-2" type="readwrite" rescanIntervalS="15" fsWatcherEnabled="false" fsWatcherDelayS="10" ignorePerms="false" autoNormalize="true">
<filesystemType>basic</filesystemType>
@ -37,6 +38,7 @@
<paused>false</paused>
<weakHashThresholdPct>25</weakHashThresholdPct>
<markerName>.stfolder</markerName>
<useLargeBlocks>true</useLargeBlocks>
</folder>
<folder id="¯\_(ツ)_/¯ Räksmörgås 动作 Адрес" label="" path="s12-2" type="readwrite" rescanIntervalS="15" fsWatcherEnabled="false" fsWatcherDelayS="10" ignorePerms="false" autoNormalize="true">
<filesystemType>basic</filesystemType>
@ -56,6 +58,7 @@
<paused>false</paused>
<weakHashThresholdPct>25</weakHashThresholdPct>
<markerName>.stfolder</markerName>
<useLargeBlocks>true</useLargeBlocks>
</folder>
<device id="I6KAH76-66SLLLB-5PFXSOA-UFJCDZC-YAOMLEK-CP2GB32-BV5RQST-3PSROAU" name="s1" compression="metadata" introducer="false" skipIntroductionRemovals="false" introducedBy="">
<address>tcp://127.0.0.1:22001</address>

View File

@ -20,6 +20,7 @@
<paused>false</paused>
<weakHashThresholdPct>25</weakHashThresholdPct>
<markerName>.stfolder</markerName>
<useLargeBlocks>true</useLargeBlocks>
</folder>
<folder id="s23" label="" path="s23-3" type="readwrite" rescanIntervalS="20" fsWatcherEnabled="false" fsWatcherDelayS="10" ignorePerms="false" autoNormalize="true">
<filesystemType>basic</filesystemType>
@ -39,6 +40,7 @@
<paused>false</paused>
<weakHashThresholdPct>25</weakHashThresholdPct>
<markerName>.stfolder</markerName>
<useLargeBlocks>true</useLargeBlocks>
</folder>
<device id="I6KAH76-66SLLLB-5PFXSOA-UFJCDZC-YAOMLEK-CP2GB32-BV5RQST-3PSROAU" name="s1" compression="metadata" introducer="false" skipIntroductionRemovals="false" introducedBy="">
<address>tcp://127.0.0.1:22001</address>