add s3 multipart upload

This commit is contained in:
Chris Lu 2018-09-09 16:25:43 -07:00
parent 9b3bf0e46c
commit 164091c269
13 changed files with 266 additions and 96 deletions

View file

@ -3,6 +3,8 @@ package filer2
import (
"math"
"sort"
"hash/fnv"
"fmt"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
)
@ -17,6 +19,18 @@ func TotalSize(chunks []*filer_pb.FileChunk) (size uint64) {
return
}
func ETag(chunks []*filer_pb.FileChunk) (etag string) {
if len(chunks) == 1 {
return chunks[0].ETag
}
h := fnv.New32a()
for _, c := range chunks {
h.Write([]byte(c.ETag))
}
return fmt.Sprintf("%x", h.Sum32())
}
func CompactFileChunks(chunks []*filer_pb.FileChunk) (compacted, garbage []*filer_pb.FileChunk) {
visibles := nonOverlappingVisibleIntervals(chunks)

View file

@ -76,6 +76,7 @@ message FileChunk {
int64 offset = 2;
uint64 size = 3;
int64 mtime = 4;
string e_tag = 5;
}
message FuseAttributes {

View file

@ -239,6 +239,7 @@ type FileChunk struct {
Offset int64 `protobuf:"varint,2,opt,name=offset" json:"offset,omitempty"`
Size uint64 `protobuf:"varint,3,opt,name=size" json:"size,omitempty"`
Mtime int64 `protobuf:"varint,4,opt,name=mtime" json:"mtime,omitempty"`
ETag string `protobuf:"bytes,5,opt,name=e_tag,json=eTag" json:"e_tag,omitempty"`
}
func (m *FileChunk) Reset() { *m = FileChunk{} }
@ -274,6 +275,13 @@ func (m *FileChunk) GetMtime() int64 {
return 0
}
func (m *FileChunk) GetETag() string {
if m != nil {
return m.ETag
}
return ""
}
type FuseAttributes struct {
FileSize uint64 `protobuf:"varint,1,opt,name=file_size,json=fileSize" json:"file_size,omitempty"`
Mtime int64 `protobuf:"varint,2,opt,name=mtime" json:"mtime,omitempty"`
@ -1130,81 +1138,82 @@ var _SeaweedFiler_serviceDesc = grpc.ServiceDesc{
func init() { proto.RegisterFile("filer.proto", fileDescriptor0) }
var fileDescriptor0 = []byte{
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0x00, 0x00,
}

View file

@ -1,11 +1,18 @@
package s3api
import (
"fmt"
"time"
"strings"
"strconv"
"path/filepath"
"github.com/aws/aws-sdk-go/service/s3"
"github.com/aws/aws-sdk-go/aws"
"github.com/satori/go.uuid"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
"github.com/chrislusf/seaweedfs/weed/filer2"
)
func (s3a *S3ApiServer) createMultipartUpload(input *s3.CreateMultipartUploadInput) (output *s3.CreateMultipartUploadOutput, code ErrorCode) {
@ -32,19 +39,76 @@ func (s3a *S3ApiServer) createMultipartUpload(input *s3.CreateMultipartUploadInp
}
func (s3a *S3ApiServer) completeMultipartUpload(input *s3.CompleteMultipartUploadInput) (output *s3.CompleteMultipartUploadOutput, code ErrorCode) {
uploadDirectory := s3a.genUploadsFolder(*input.Bucket) + "/" + *input.UploadId
entries, err := s3a.list(uploadDirectory, "", "", false, 0)
if err != nil {
glog.Errorf("completeMultipartUpload %s *s error: %v", *input.Bucket, *input.UploadId, err)
return nil, ErrNoSuchUpload
}
var finalParts []*filer_pb.FileChunk
var offset int64
for _, entry := range entries {
if strings.HasSuffix(entry.Name, ".part") && !entry.IsDirectory {
for _, chunk := range entry.Chunks {
finalParts = append(finalParts, &filer_pb.FileChunk{
FileId: chunk.FileId,
Offset: offset,
Size: chunk.Size,
Mtime: chunk.Mtime,
ETag: chunk.ETag,
})
offset += int64(chunk.Size)
}
}
}
entryName := filepath.Base(*input.Key)
dirName := filepath.Dir(*input.Key)
if dirName == "." {
dirName = ""
}
dirName = fmt.Sprintf("%s/%s/%s", s3a.option.BucketsPath, *input.Bucket, dirName)
err = s3a.mkFile(dirName, entryName, finalParts)
if err != nil {
glog.Errorf("completeMultipartUpload %s/%s error: %v", dirName, entryName, err)
return nil, ErrInternalError
}
output = &s3.CompleteMultipartUploadOutput{
Bucket: input.Bucket,
ETag: aws.String("\"" + filer2.ETag(finalParts) + "\""),
Key: input.Key,
}
return
}
func (s3a *S3ApiServer) abortMultipartUpload(input *s3.AbortMultipartUploadInput) (output *s3.AbortMultipartUploadOutput, code ErrorCode) {
return
exists, err := s3a.exists(s3a.genUploadsFolder(*input.Bucket), *input.UploadId, true)
if err != nil {
glog.V(1).Infof("bucket %s abort upload %s: %v", *input.Bucket, *input.UploadId, err)
return nil, ErrNoSuchUpload
}
if exists {
err = s3a.rm(s3a.genUploadsFolder(*input.Bucket), *input.UploadId, true, true, true)
}
if err != nil {
glog.V(1).Infof("bucket %s remove upload %s: %v", *input.Bucket, *input.UploadId, err)
return nil, ErrInternalError
}
return &s3.AbortMultipartUploadOutput{}, ErrNone
}
func (s3a *S3ApiServer) listMultipartUploads(input *s3.ListMultipartUploadsInput) (output *s3.ListMultipartUploadsOutput, code ErrorCode) {
entries, err := s3a.list(s3a.genUploadsFolder(*input.Bucket))
if err != nil {
glog.Errorf("listMultipartUploads %s error: %v", *input.Bucket, err)
return nil, ErrNoSuchUpload
}
output = &s3.ListMultipartUploadsOutput{
Bucket: input.Bucket,
Delimiter: input.Delimiter,
@ -53,6 +117,13 @@ func (s3a *S3ApiServer) listMultipartUploads(input *s3.ListMultipartUploadsInput
MaxUploads: input.MaxUploads,
Prefix: input.Prefix,
}
entries, err := s3a.list(s3a.genUploadsFolder(*input.Bucket), *input.Prefix, *input.KeyMarker, true, int(*input.MaxUploads))
if err != nil {
glog.Errorf("listMultipartUploads %s error: %v", *input.Bucket, err)
return
}
for _, entry := range entries {
if entry.Extended != nil {
key := entry.Extended["key"]
@ -66,5 +137,37 @@ func (s3a *S3ApiServer) listMultipartUploads(input *s3.ListMultipartUploadsInput
}
func (s3a *S3ApiServer) listObjectParts(input *s3.ListPartsInput) (output *s3.ListPartsOutput, code ErrorCode) {
output = &s3.ListPartsOutput{
Bucket: input.Bucket,
Key: input.Key,
UploadId: input.UploadId,
MaxParts: input.MaxParts, // the maximum number of parts to return.
PartNumberMarker: input.PartNumberMarker, // the part number starts after this, exclusive
}
entries, err := s3a.list(s3a.genUploadsFolder(*input.Bucket)+"/"+*input.UploadId,
"", fmt.Sprintf("%04d.part", *input.PartNumberMarker), false, int(*input.MaxParts))
if err != nil {
glog.Errorf("listObjectParts %s *s error: %v", *input.Bucket, *input.UploadId, err)
return nil, ErrNoSuchUpload
}
for _, entry := range entries {
if strings.HasSuffix(entry.Name, ".part") && !entry.IsDirectory {
partNumberString := entry.Name[:len(entry.Name)-len(".part")]
partNumber, err := strconv.Atoi(partNumberString)
if err != nil {
glog.Errorf("listObjectParts %s *s parse %s: %v", *input.Bucket, *input.UploadId, entry.Name, err)
continue
}
output.Parts = append(output.Parts, &s3.Part{
PartNumber: aws.Int64(int64(partNumber)),
LastModified: aws.Time(time.Unix(entry.Attributes.Mtime, 0)),
Size: aws.Int64(int64(filer2.TotalSize(entry.Chunks))),
ETag: aws.String("\"" + filer2.ETag(entry.Chunks) + "\""),
})
}
}
return
}

View file

@ -34,7 +34,7 @@ func (s3a *S3ApiServer) mkdir(parentDirectoryPath string, dirName string, fn fun
Entry: entry,
}
glog.V(1).Infof("create bucket: %v", request)
glog.V(1).Infof("mkdir: %v", request)
if _, err := client.CreateEntry(context.Background(), request); err != nil {
return fmt.Errorf("mkdir %s/%s: %v", parentDirectoryPath, dirName, err)
}
@ -43,12 +43,46 @@ func (s3a *S3ApiServer) mkdir(parentDirectoryPath string, dirName string, fn fun
})
}
func (s3a *S3ApiServer) list(parentDirectoryPath string) (entries []*filer_pb.Entry, err error) {
func (s3a *S3ApiServer) mkFile(parentDirectoryPath string, fileName string, chunks []*filer_pb.FileChunk) error {
return s3a.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
entry := &filer_pb.Entry{
Name: fileName,
IsDirectory: false,
Attributes: &filer_pb.FuseAttributes{
Mtime: time.Now().Unix(),
Crtime: time.Now().Unix(),
FileMode: uint32(0770),
Uid: OS_UID,
Gid: OS_GID,
},
Chunks: chunks,
}
request := &filer_pb.CreateEntryRequest{
Directory: parentDirectoryPath,
Entry: entry,
}
glog.V(1).Infof("create file: %s/%s", parentDirectoryPath, fileName)
if _, err := client.CreateEntry(context.Background(), request); err != nil {
return fmt.Errorf("create file %s/%s: %v", parentDirectoryPath, fileName, err)
}
return nil
})
}
func (s3a *S3ApiServer) list(parentDirectoryPath, prefix, startFrom string, inclusive bool, limit int) (entries []*filer_pb.Entry, err error) {
err = s3a.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
request := &filer_pb.ListEntriesRequest{
Directory: s3a.option.BucketsPath,
Directory: s3a.option.BucketsPath,
Prefix: prefix,
StartFromFileName: startFrom,
InclusiveStartFrom: inclusive,
Limit: uint32(limit),
}
glog.V(4).Infof("read directory: %v", request)
@ -101,10 +135,10 @@ func (s3a *S3ApiServer) exists(parentDirectoryPath string, entryName string, isD
Name: entryName,
}
glog.V(1).Infof("delete entry %v/%v: %v", parentDirectoryPath, entryName, request)
glog.V(1).Infof("exists entry %v/%v: %v", parentDirectoryPath, entryName, request)
resp, err := client.LookupDirectoryEntry(ctx, request)
if err != nil {
return fmt.Errorf("delete entry %s/%s: %v", parentDirectoryPath, entryName, err)
return fmt.Errorf("exists entry %s/%s: %v", parentDirectoryPath, entryName, err)
}
exists = resp.Entry.IsDirectory == isDirectory

View file

@ -21,7 +21,7 @@ func (s3a *S3ApiServer) ListBucketsHandler(w http.ResponseWriter, r *http.Reques
var response ListAllMyBucketsResponse
entries, err := s3a.list(s3a.option.BucketsPath)
entries, err := s3a.list(s3a.option.BucketsPath, "", "", false, 0)
if err != nil {
writeErrorResponse(w, ErrInternalError, r.URL)

View file

@ -143,6 +143,8 @@ func (s3a *S3ApiServer) ListMultipartUploadsHandler(w http.ResponseWriter, r *ht
return
}
// TODO handle encodingType
writeSuccessResponseXML(w, encodeResponse(response))
}

View file

@ -11,10 +11,10 @@ import (
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/s3"
"github.com/chrislusf/seaweedfs/weed/filer2"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
"github.com/gorilla/mux"
"github.com/chrislusf/seaweedfs/weed/filer2"
)
const (
@ -126,7 +126,7 @@ func (s3a *S3ApiServer) listFilerEntries(bucket, originalPrefix string, maxKeys
contents = append(contents, &s3.Object{
Key: aws.String(fmt.Sprintf("%s%s", dir, entry.Name)),
LastModified: aws.Time(time.Unix(entry.Attributes.Mtime, 0)),
ETag: aws.String("\"2345sgfwetrewrt\""), // TODO add etag
ETag: aws.String("\"" + filer2.ETag(entry.Chunks) + "\""),
Size: aws.Int64(int64(filer2.TotalSize(entry.Chunks))),
Owner: &s3.Owner{
ID: aws.String("bcaf161ca5fb16fd081034f"),

View file

@ -119,6 +119,7 @@ func (fs *FilerServer) handleMultipleChunks(w http.ResponseWriter, r *http.Reque
if mimeType != "" {
w.Header().Set("Content-Type", mimeType)
}
setEtag(w, filer2.ETag(entry.Chunks))
totalSize := int64(filer2.TotalSize(entry.Chunks))

View file

@ -150,6 +150,7 @@ func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request) {
return
}
defer resp.Body.Close()
etag := resp.Header.Get("ETag")
resp_body, ra_err := ioutil.ReadAll(resp.Body)
if ra_err != nil {
glog.V(0).Infoln("failing to upload to volume server", r.RequestURI, ra_err.Error())
@ -202,6 +203,7 @@ func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request) {
FileId: fileId,
Size: uint64(ret.Size),
Mtime: time.Now().UnixNano(),
ETag: etag,
}},
}
if db_err := fs.filer.CreateEntry(entry); db_err != nil {

View file

@ -88,12 +88,11 @@ func (vs *VolumeServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request)
}
}
}
etag := n.Etag()
if inm := r.Header.Get("If-None-Match"); inm == etag {
if inm := r.Header.Get("If-None-Match"); inm == "\""+n.Etag()+"\"" {
w.WriteHeader(http.StatusNotModified)
return
}
w.Header().Set("Etag", etag)
setEtag(w, n.Etag())
if n.HasPairs() {
pairMap := make(map[string]string)

View file

@ -44,8 +44,7 @@ func (vs *VolumeServer) PostHandler(w http.ResponseWriter, r *http.Request) {
ret.Name = string(needle.Name)
}
ret.Size = size
etag := needle.Etag()
w.Header().Set("Etag", etag)
setEtag(w, needle.Etag())
writeJsonQuiet(w, r, httpStatus, ret)
}
@ -173,3 +172,9 @@ func (vs *VolumeServer) batchDeleteHandler(w http.ResponseWriter, r *http.Reques
writeJsonQuiet(w, r, http.StatusAccepted, ret)
}
func setEtag(w http.ResponseWriter, etag string) {
if etag != "" {
w.Header().Set("ETag", "\""+etag+"\"")
}
}

View file

@ -26,5 +26,5 @@ func (c CRC) Value() uint32 {
func (n *Needle) Etag() string {
bits := make([]byte, 4)
util.Uint32toBytes(bits, uint32(n.Checksum))
return fmt.Sprintf("\"%x\"", bits)
return fmt.Sprintf("%x", bits)
}