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adding exception handling for this case

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This commit is contained in:
Chris Lu 2012-11-20 00:42:45 -08:00
parent f5a8382933
commit 084e0ab7bb
1 changed files with 9 additions and 4 deletions
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13
weed-fs/src/pkg/storage/needle.go
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@ -19,7 +19,7 @@ type Needle struct {
Id uint64 "needle id"
Size uint32 "Data size"
Data []byte "The actual file data"
Checksum CRC "CRC32 to check integrity"
Checksum CRC "CRC32 to check integrity"
Padding []byte "Aligned to 8 bytes"
}
@ -32,7 +32,12 @@ func NewNeedle(r *http.Request) (n *Needle, fname string, e error) {
e = fe
return
}
part, _ := form.NextPart()
part, fe := form.NextPart()
if fe != nil {
fmt.Println("Reading Multi part [ERROR]", fe)
e = fe
return
}
fname = part.FileName()
data, _ := ioutil.ReadAll(part)
//log.Println("uploading file " + part.FileName())
@ -99,9 +104,9 @@ func (n *Needle) Read(r io.Reader, size uint32) (int, error) {
n.Id = util.BytesToUint64(bytes[4:12])
n.Size = util.BytesToUint32(bytes[12:16])
n.Data = bytes[16 : 16+size]
checksum := util.BytesToUint32(bytes[16+size : 16+size+4])
checksum := util.BytesToUint32(bytes[16+size : 16+size+4])
if checksum != NewCRC(n.Data).Value() {
return 0, errors.New("CRC error! Data On Disk Corrupted!")
return 0, errors.New("CRC error! Data On Disk Corrupted!")
}
return ret, e
}