This commit is contained in:
Chris Lu 2020-06-19 22:45:27 -07:00
parent 16fe132a20
commit e912fd15e3
14 changed files with 69 additions and 37 deletions

View File

@ -48,8 +48,8 @@ func main() {
if *showTextFile {
data := n.Data
if n.IsGzipped() {
if data, err = util2.UnGzipData(data); err != nil {
if n.IsCompressed() {
if data, err = util2.UnCompressData(data); err != nil {
return err
}
}
@ -57,7 +57,7 @@ func main() {
println(string(data))
}
println("-", n.String(), "compressed", n.IsGzipped(), "original size", len(data))
println("-", n.String(), "compressed", n.IsCompressed(), "original size", len(data))
}
return nil
})

View File

@ -19,6 +19,7 @@ import (
"github.com/chrislusf/seaweedfs/weed/storage/needle_map"
"github.com/chrislusf/seaweedfs/weed/storage/super_block"
"github.com/chrislusf/seaweedfs/weed/storage/types"
"github.com/chrislusf/seaweedfs/weed/util"
)
const (
@ -79,7 +80,7 @@ func printNeedle(vid needle.VolumeId, n *needle.Needle, version needle.Version,
key,
n.Name,
size,
n.IsGzipped(),
n.IsCompressed(),
n.Mime,
n.LastModifiedString(),
n.Ttl.String(),
@ -108,8 +109,8 @@ func (scanner *VolumeFileScanner4Export) VisitNeedle(n *needle.Needle, offset in
vid := scanner.vid
nv, ok := needleMap.Get(n.Id)
glog.V(3).Infof("key %d offset %d size %d disk_size %d gzip %v ok %v nv %+v",
n.Id, offset, n.Size, n.DiskSize(scanner.version), n.IsGzipped(), ok, nv)
glog.V(3).Infof("key %d offset %d size %d disk_size %d compressed %v ok %v nv %+v",
n.Id, offset, n.Size, n.DiskSize(scanner.version), n.IsCompressed(), ok, nv)
if ok && nv.Size > 0 && nv.Size != types.TombstoneFileSize && nv.Offset.ToAcutalOffset() == offset {
if newerThanUnix >= 0 && n.HasLastModifiedDate() && n.LastModified < uint64(newerThanUnix) {
glog.V(3).Infof("Skipping this file, as it's old enough: LastModified %d vs %d",
@ -242,8 +243,11 @@ func writeFile(vid needle.VolumeId, n *needle.Needle) (err error) {
fileName := fileNameTemplateBuffer.String()
if n.IsGzipped() && path.Ext(fileName) != ".gz" {
fileName = fileName + ".gz"
if n.IsCompressed() {
if util.IsGzippedContent(n.Data) && path.Ext(fileName) != ".gz" {
fileName = fileName + ".gz"
}
// TODO other compression method
}
tarHeader.Name, tarHeader.Size = fileName, int64(len(n.Data))

View File

@ -46,7 +46,7 @@ func (scanner *VolumeFileScanner4Fix) ReadNeedleBody() bool {
}
func (scanner *VolumeFileScanner4Fix) VisitNeedle(n *needle.Needle, offset int64, needleHeader, needleBody []byte) error {
glog.V(2).Infof("key %d offset %d size %d disk_size %d gzip %v", n.Id, offset, n.Size, n.DiskSize(scanner.version), n.IsGzipped())
glog.V(2).Infof("key %d offset %d size %d disk_size %d compressed %v", n.Id, offset, n.Size, n.DiskSize(scanner.version), n.IsCompressed())
if n.Size > 0 && n.Size != types.TombstoneFileSize {
pe := scanner.nm.Set(n.Id, types.ToOffset(offset), n.Size)
glog.V(2).Infof("saved %d with error %v", n.Size, pe)

View File

@ -53,10 +53,10 @@ func (s ChunkList) Len() int { return len(s) }
func (s ChunkList) Less(i, j int) bool { return s[i].Offset < s[j].Offset }
func (s ChunkList) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
func LoadChunkManifest(buffer []byte, isGzipped bool) (*ChunkManifest, error) {
if isGzipped {
func LoadChunkManifest(buffer []byte, isCompressed bool) (*ChunkManifest, error) {
if isCompressed {
var err error
if buffer, err = util.UnGzipData(buffer); err != nil {
if buffer, err = util.UnCompressData(buffer); err != nil {
return nil, err
}
}

View File

@ -121,7 +121,7 @@ func doUploadData(uploadUrl string, filename string, cipher bool, data []byte, i
}
} else if isInputGzipped {
// just to get the clear data length
clearData, err := util.UnGzipData(data)
clearData, err := util.UnCompressData(data)
if err == nil {
clearDataLen = len(clearData)
}

View File

@ -11,6 +11,7 @@ import (
"github.com/chrislusf/seaweedfs/weed/util"
)
// Deprecated
func (vs *VolumeServer) FileGet(req *volume_server_pb.FileGetRequest, stream volume_server_pb.VolumeServer_FileGetServer) error {
headResponse := &volume_server_pb.FileGetResponse{}
@ -90,10 +91,10 @@ func (vs *VolumeServer) FileGet(req *volume_server_pb.FileGetRequest, stream vol
}
headResponse.ContentType = mtype
headResponse.IsGzipped = n.IsGzipped()
headResponse.IsGzipped = n.IsCompressed()
if n.IsGzipped() && req.AcceptGzip {
if n.Data, err = util.UnGzipData(n.Data); err != nil {
if n.IsCompressed() && req.AcceptGzip {
if n.Data, err = util.UnCompressData(n.Data); err != nil {
glog.V(0).Infof("ungzip %s error: %v", req.FileId, err)
}
}

View File

@ -143,17 +143,19 @@ func (vs *VolumeServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request)
}
if ext != ".gz" {
if n.IsGzipped() {
if n.IsCompressed() {
if strings.Contains(r.Header.Get("Accept-Encoding"), "gzip") {
if _, _, _, shouldResize := shouldResizeImages(ext, r); shouldResize {
if n.Data, err = util.UnGzipData(n.Data); err != nil {
if n.Data, err = util.UnCompressData(n.Data); err != nil {
glog.V(0).Infoln("ungzip error:", err, r.URL.Path)
}
} else {
w.Header().Set("Content-Encoding", "gzip")
if util.IsGzippedContent(n.Data) {
w.Header().Set("Content-Encoding", "gzip")
}
}
} else {
if n.Data, err = util.UnGzipData(n.Data); err != nil {
if n.Data, err = util.UnCompressData(n.Data); err != nil {
glog.V(0).Infoln("ungzip error:", err, r.URL.Path)
}
}
@ -172,7 +174,7 @@ func (vs *VolumeServer) tryHandleChunkedFile(n *needle.Needle, fileName string,
return false
}
chunkManifest, e := operation.LoadChunkManifest(n.Data, n.IsGzipped())
chunkManifest, e := operation.LoadChunkManifest(n.Data, n.IsCompressed())
if e != nil {
glog.V(0).Infof("load chunked manifest (%s) error: %v", r.URL.Path, e)
return false

View File

@ -120,7 +120,7 @@ func (vs *VolumeServer) DeleteHandler(w http.ResponseWriter, r *http.Request) {
count := int64(n.Size)
if n.IsChunkedManifest() {
chunkManifest, e := operation.LoadChunkManifest(n.Data, n.IsGzipped())
chunkManifest, e := operation.LoadChunkManifest(n.Data, n.IsCompressed())
if e != nil {
writeJsonError(w, r, http.StatusInternalServerError, fmt.Errorf("Load chunks manifest error: %v", e))
return

View File

@ -81,7 +81,7 @@ func CreateNeedleFromRequest(r *http.Request, fixJpgOrientation bool, sizeLimit
}
}
if pu.IsGzipped {
n.SetGzipped()
n.SetIsCompressed()
}
if n.LastModified == 0 {
n.LastModified = uint64(time.Now().Unix())

View File

@ -51,7 +51,7 @@ func ParseUpload(r *http.Request, sizeLimit int64) (pu *ParsedUpload, e error) {
pu.OriginalDataSize = len(pu.Data)
pu.UncompressedData = pu.Data
// println("received data", len(pu.Data), "isGzipped", pu.IsGzipped, "mime", pu.MimeType, "name", pu.FileName)
// println("received data", len(pu.Data), "isGzipped", pu.IsCompressed, "mime", pu.MimeType, "name", pu.FileName)
if pu.MimeType == "" {
pu.MimeType = http.DetectContentType(pu.Data)
// println("detected mimetype to", pu.MimeType)
@ -60,7 +60,7 @@ func ParseUpload(r *http.Request, sizeLimit int64) (pu *ParsedUpload, e error) {
}
}
if pu.IsGzipped {
if unzipped, e := util.UnGzipData(pu.Data); e == nil {
if unzipped, e := util.UnCompressData(pu.Data); e == nil {
pu.OriginalDataSize = len(unzipped)
pu.UncompressedData = unzipped
// println("ungzipped data size", len(unzipped))

View File

@ -13,7 +13,7 @@ import (
)
const (
FlagGzip = 0x01
FlagIsCompressed = 0x01
FlagHasName = 0x02
FlagHasMime = 0x04
FlagHasLastModifiedDate = 0x08
@ -343,11 +343,11 @@ func (n *Needle) ReadNeedleBodyBytes(needleBody []byte, version Version) (err er
return
}
func (n *Needle) IsGzipped() bool {
return n.Flags&FlagGzip > 0
func (n *Needle) IsCompressed() bool {
return n.Flags&FlagIsCompressed > 0
}
func (n *Needle) SetGzipped() {
n.Flags = n.Flags | FlagGzip
func (n *Needle) SetIsCompressed() {
n.Flags = n.Flags | FlagIsCompressed
}
func (n *Needle) HasName() bool {
return n.Flags&FlagHasName > 0

View File

@ -80,7 +80,7 @@ func ReplicatedWrite(masterNode string, s *storage.Store, volumeId needle.Volume
}
// volume server do not know about encryption
_, err := operation.UploadData(u.String(), string(n.Name), false, n.Data, n.IsGzipped(), string(n.Mime), pairMap, jwt)
_, err := operation.UploadData(u.String(), string(n.Name), false, n.Data, n.IsCompressed(), string(n.Mime), pairMap, jwt)
return err
}); err != nil {
err = fmt.Errorf("failed to write to replicas for volume %d: %v", volumeId, err)

View File

@ -25,7 +25,25 @@ func GzipData(input []byte) ([]byte, error) {
}
return buf.Bytes(), nil
}
func UnGzipData(input []byte) ([]byte, error) {
func UnCompressData(input []byte) ([]byte, error) {
if IsGzippedContent(input) {
return ungzipData(input)
}
}
func ungzipData(input []byte) ([]byte, error) {
buf := bytes.NewBuffer(input)
r, _ := gzip.NewReader(buf)
defer r.Close()
output, err := ioutil.ReadAll(r)
if err != nil {
glog.V(2).Infoln("error uncompressing data:", err)
}
return output, err
}
func ungzipData(input []byte) ([]byte, error) {
buf := bytes.NewBuffer(input)
r, _ := gzip.NewReader(buf)
defer r.Close()
@ -51,6 +69,13 @@ func IsGzippable(ext, mtype string, data []byte) bool {
return isMostlyText
}
func IsGzippedContent(data []byte) bool {
if len(data) < 2 {
return false
}
return data[0] == 31 && data[1] == 139
}
/*
* Default more not to gzip since gzip can be done on client side.
*/func IsGzippableFileType(ext, mtype string) (shouldBeZipped, iAmSure bool) {

View File

@ -189,11 +189,11 @@ func NormalizeUrl(url string) string {
return "http://" + url
}
func ReadUrl(fileUrl string, cipherKey []byte, isGzipped bool, isFullChunk bool, offset int64, size int, buf []byte) (int64, error) {
func ReadUrl(fileUrl string, cipherKey []byte, isContentCompressed bool, isFullChunk bool, offset int64, size int, buf []byte) (int64, error) {
if cipherKey != nil {
var n int
err := readEncryptedUrl(fileUrl, cipherKey, isGzipped, isFullChunk, offset, size, func(data []byte) {
err := readEncryptedUrl(fileUrl, cipherKey, isContentCompressed, isFullChunk, offset, size, func(data []byte) {
n = copy(buf, data)
})
return int64(n), err
@ -300,7 +300,7 @@ func ReadUrlAsStream(fileUrl string, cipherKey []byte, isContentGzipped bool, is
}
func readEncryptedUrl(fileUrl string, cipherKey []byte, isContentGzipped bool, isFullChunk bool, offset int64, size int, fn func(data []byte)) error {
func readEncryptedUrl(fileUrl string, cipherKey []byte, isContentCompressed bool, isFullChunk bool, offset int64, size int, fn func(data []byte)) error {
encryptedData, err := Get(fileUrl)
if err != nil {
return fmt.Errorf("fetch %s: %v", fileUrl, err)
@ -309,8 +309,8 @@ func readEncryptedUrl(fileUrl string, cipherKey []byte, isContentGzipped bool, i
if err != nil {
return fmt.Errorf("decrypt %s: %v", fileUrl, err)
}
if isContentGzipped {
decryptedData, err = UnGzipData(decryptedData)
if isContentCompressed {
decryptedData, err = UnCompressData(decryptedData)
if err != nil {
return fmt.Errorf("unzip decrypt %s: %v", fileUrl, err)
}