seaweedfs/weed/server/filer_server_handlers_write_cipher.go
2022-03-17 14:19:48 +08:00

105 lines
2.8 KiB
Go

package weed_server
import (
"bytes"
"context"
"fmt"
"net/http"
"strings"
"time"
"github.com/chrislusf/seaweedfs/weed/filer"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/operation"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
"github.com/chrislusf/seaweedfs/weed/storage/needle"
"github.com/chrislusf/seaweedfs/weed/util"
)
// handling single chunk POST or PUT upload
func (fs *FilerServer) encrypt(ctx context.Context, w http.ResponseWriter, r *http.Request, so *operation.StorageOption) (filerResult *FilerPostResult, err error) {
fileId, urlLocation, auth, err := fs.assignNewFileInfo(so)
if err != nil || fileId == "" || urlLocation == "" {
return nil, fmt.Errorf("fail to allocate volume for %s, collection:%s, datacenter:%s", r.URL.Path, so.Collection, so.DataCenter)
}
glog.V(4).Infof("write %s to %v", r.URL.Path, urlLocation)
// Note: encrypt(gzip(data)), encrypt data first, then gzip
sizeLimit := int64(fs.option.MaxMB) * 1024 * 1024
bytesBuffer := bufPool.Get().(*bytes.Buffer)
defer bufPool.Put(bytesBuffer)
pu, err := needle.ParseUpload(r, sizeLimit, bytesBuffer)
uncompressedData := pu.Data
if pu.IsGzipped {
uncompressedData = pu.UncompressedData
}
if pu.MimeType == "" {
pu.MimeType = http.DetectContentType(uncompressedData)
// println("detect2 mimetype to", pu.MimeType)
}
uploadOption := &operation.UploadOption{
UploadUrl: urlLocation,
Filename: pu.FileName,
Cipher: true,
IsInputCompressed: false,
MimeType: pu.MimeType,
PairMap: pu.PairMap,
Jwt: auth,
}
uploadResult, uploadError := operation.UploadData(uncompressedData, uploadOption)
if uploadError != nil {
return nil, fmt.Errorf("upload to volume server: %v", uploadError)
}
// Save to chunk manifest structure
fileChunks := []*filer_pb.FileChunk{uploadResult.ToPbFileChunk(fileId, 0)}
// fmt.Printf("uploaded: %+v\n", uploadResult)
path := r.URL.Path
if strings.HasSuffix(path, "/") {
if pu.FileName != "" {
path += pu.FileName
}
}
entry := &filer.Entry{
FullPath: util.FullPath(path),
Attr: filer.Attr{
Mtime: time.Now(),
Crtime: time.Now(),
Mode: 0660,
Uid: OS_UID,
Gid: OS_GID,
Replication: so.Replication,
Collection: so.Collection,
TtlSec: so.TtlSeconds,
DiskType: so.DiskType,
Mime: pu.MimeType,
Md5: util.Base64Md5ToBytes(pu.ContentMd5),
},
Chunks: fileChunks,
}
filerResult = &FilerPostResult{
Name: pu.FileName,
Size: int64(pu.OriginalDataSize),
}
if dbErr := fs.filer.CreateEntry(ctx, entry, false, false, nil, true); dbErr != nil {
fs.filer.DeleteChunks(entry.Chunks)
err = dbErr
filerResult.Error = dbErr.Error()
return
}
return
}