lib/db,cmd/stindex: Expose VersionList and use it in stindex

GitHub-Pull-Request: https://github.com/syncthing/syncthing/pull/3231
This commit is contained in:
Audrius Butkevicius 2016-05-31 19:29:26 +00:00 committed by Jakob Borg
parent 1612baca92
commit 6f63909c65
5 changed files with 21 additions and 19 deletions

View File

@ -39,7 +39,9 @@ func dump(ldb *leveldb.DB) {
case db.KeyTypeGlobal:
folder := nulString(key[1 : 1+64])
name := nulString(key[1+64:])
fmt.Printf("[global] F:%q N:%q V:%x\n", folder, name, it.Value())
var flv db.VersionList
flv.UnmarshalXDR(it.Value())
fmt.Printf("[global] F:%q N:%q V: %s\n", folder, name, flv)
case db.KeyTypeBlock:
folder := nulString(key[1 : 1+64])

View File

@ -51,11 +51,11 @@ type fileVersion struct {
device []byte
}
type versionList struct {
type VersionList struct {
versions []fileVersion
}
func (l versionList) String() string {
func (l VersionList) String() string {
var b bytes.Buffer
var id protocol.DeviceID
b.WriteString("{")

View File

@ -339,7 +339,7 @@ func (db *Instance) getGlobal(folder, file []byte, truncate bool) (FileIntf, boo
panic(err)
}
var vl versionList
var vl VersionList
err = vl.UnmarshalXDR(bs)
if err != nil {
panic(err)
@ -376,7 +376,7 @@ func (db *Instance) withGlobal(folder, prefix []byte, truncate bool, fn Iterator
var fk []byte
for dbi.Next() {
var vl versionList
var vl VersionList
err := vl.UnmarshalXDR(dbi.Value())
if err != nil {
panic(err)
@ -428,7 +428,7 @@ func (db *Instance) availability(folder, file []byte) []protocol.DeviceID {
panic(err)
}
var vl versionList
var vl VersionList
err = vl.UnmarshalXDR(bs)
if err != nil {
panic(err)
@ -456,7 +456,7 @@ func (db *Instance) withNeed(folder, device []byte, truncate bool, fn Iterator)
var fk []byte
nextFile:
for dbi.Next() {
var vl versionList
var vl VersionList
err := vl.UnmarshalXDR(dbi.Value())
if err != nil {
panic(err)
@ -593,7 +593,7 @@ func (db *Instance) checkGlobals(folder []byte, globalSize *sizeTracker) {
var fk []byte
for dbi.Next() {
gk := dbi.Key()
var vl versionList
var vl VersionList
err := vl.UnmarshalXDR(dbi.Value())
if err != nil {
panic(err)
@ -605,7 +605,7 @@ func (db *Instance) checkGlobals(folder []byte, globalSize *sizeTracker) {
// we find those and clear them out.
name := db.globalKeyName(gk)
var newVL versionList
var newVL VersionList
for i, version := range vl.versions {
fk = db.deviceKeyInto(fk[:cap(fk)], folder, version.device, name)

View File

@ -96,7 +96,7 @@ func (t readWriteTransaction) updateGlobal(folder, device []byte, file protocol.
panic(err)
}
var fl versionList
var fl VersionList
var oldFile protocol.FileInfo
var hasOldFile bool
// Remove the device from the current version list
@ -205,7 +205,7 @@ func (t readWriteTransaction) removeFromGlobal(folder, device, file []byte, glob
return
}
var fl versionList
var fl VersionList
err = fl.UnmarshalXDR(svl)
if err != nil {
panic(err)

View File

@ -71,7 +71,7 @@ func (o *fileVersion) UnmarshalXDRFrom(u *xdr.Unmarshaller) error {
/*
versionList Structure:
VersionList Structure:
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
@ -84,23 +84,23 @@ versionList Structure:
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
struct versionList {
struct VersionList {
fileVersion versions<>;
}
*/
func (o versionList) XDRSize() int {
func (o VersionList) XDRSize() int {
return 4 + xdr.SizeOfSlice(o.versions)
}
func (o versionList) MarshalXDR() ([]byte, error) {
func (o VersionList) MarshalXDR() ([]byte, error) {
buf := make([]byte, o.XDRSize())
m := &xdr.Marshaller{Data: buf}
return buf, o.MarshalXDRInto(m)
}
func (o versionList) MustMarshalXDR() []byte {
func (o VersionList) MustMarshalXDR() []byte {
bs, err := o.MarshalXDR()
if err != nil {
panic(err)
@ -108,7 +108,7 @@ func (o versionList) MustMarshalXDR() []byte {
return bs
}
func (o versionList) MarshalXDRInto(m *xdr.Marshaller) error {
func (o VersionList) MarshalXDRInto(m *xdr.Marshaller) error {
m.MarshalUint32(uint32(len(o.versions)))
for i := range o.versions {
if err := o.versions[i].MarshalXDRInto(m); err != nil {
@ -118,11 +118,11 @@ func (o versionList) MarshalXDRInto(m *xdr.Marshaller) error {
return m.Error
}
func (o *versionList) UnmarshalXDR(bs []byte) error {
func (o *VersionList) UnmarshalXDR(bs []byte) error {
u := &xdr.Unmarshaller{Data: bs}
return o.UnmarshalXDRFrom(u)
}
func (o *versionList) UnmarshalXDRFrom(u *xdr.Unmarshaller) error {
func (o *VersionList) UnmarshalXDRFrom(u *xdr.Unmarshaller) error {
_versionsSize := int(u.UnmarshalUint32())
if _versionsSize < 0 {
return xdr.ElementSizeExceeded("versions", _versionsSize, 0)