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lib/db: Deduplicate getFile* code (#5468)

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This commit is contained in:
Simon Frei 2019-01-19 20:21:58 +01:00 committed by Jakob Borg
parent 96bd691f55
commit 1d99db9bc6
1 changed files with 6 additions and 26 deletions
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32
lib/db/instance.go
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@ -40,20 +40,13 @@ func (db *instance) updateFiles(folder, device []byte, fs []protocol.FileInfo, m
name := []byte(f.Name)
fk = db.keyer.GenerateDeviceFileKey(fk, folder, device, name)
// Get and unmarshal the file entry. If it doesn't exist or can't be
// unmarshalled we'll add it as a new entry.
bs, err := t.Get(fk, nil)
var ef FileInfoTruncated
if err == nil {
err = ef.Unmarshal(bs)
}
if err == nil && unchanged(f, ef) {
ef, ok := t.getFileTrunc(fk, true)
if ok && unchanged(f, ef) {
continue
}
devID := protocol.DeviceIDFromBytes(device)
if err == nil {
if ok {
meta.removeFile(devID, ef)
}
meta.addFile(devID, f)
@ -204,22 +197,9 @@ func (db *instance) withAllFolderTruncated(folder []byte, fn func(device []byte,
}
func (db *instance) getFileDirty(folder, device, file []byte) (protocol.FileInfo, bool) {
key := db.keyer.GenerateDeviceFileKey(nil, folder, device, file)
bs, err := db.Get(key, nil)
if err == leveldb.ErrNotFound {
return protocol.FileInfo{}, false
}
if err != nil {
l.Debugln("surprise error:", err)
return protocol.FileInfo{}, false
}
var f protocol.FileInfo
if err := f.Unmarshal(bs); err != nil {
l.Debugln("unmarshal error:", err)
return protocol.FileInfo{}, false
}
return f, true
t := db.newReadOnlyTransaction()
defer t.close()
return t.getFile(folder, device, file)
}
func (db *instance) getGlobalDirty(folder, file []byte, truncate bool) (FileIntf, bool) {