box: fix multipart upload giving "parts_mismatch" error #97

This commit is contained in:
Nick Craig-Wood 2017-08-05 21:00:16 +01:00
parent 40f24e0ea3
commit ee13ea74f1

View file

@ -97,7 +97,8 @@ func (o *Object) commitUpload(SessionID string, parts []api.Part, modTime time.T
request.Attributes.ContentCreatedAt = api.Time(modTime)
var body []byte
var resp *http.Response
const maxTries = 10
maxTries := fs.Config.LowLevelRetries
const defaultDelay = 10
var tries int
outer:
for tries = 0; tries < maxTries; tries++ {
@ -109,30 +110,40 @@ outer:
body, err = rest.ReadBody(resp)
return shouldRetry(resp, err)
})
delay := defaultDelay
why := "unknown"
if err != nil {
return nil, err
}
delay := 1
switch resp.StatusCode {
case http.StatusOK, http.StatusCreated:
break outer
case http.StatusAccepted:
delayString := resp.Header.Get("Retry-After")
if delayString != "" {
delay, err = strconv.Atoi(delayString)
if err != nil {
fs.Debugf(o, "Couldn't decode Retry-After header %q: %v", delayString, err)
delay = 1
}
// Sometimes we get 400 Error with
// parts_mismatch immediately after uploading
// the last part. Ignore this error and wait.
if boxErr, ok := err.(*api.Error); ok && boxErr.Code == "parts_mismatch" {
why = err.Error()
} else {
return nil, err
}
} else {
switch resp.StatusCode {
case http.StatusOK, http.StatusCreated:
break outer
case http.StatusAccepted:
why = "not ready yet"
delayString := resp.Header.Get("Retry-After")
if delayString != "" {
delay, err = strconv.Atoi(delayString)
if err != nil {
fs.Debugf(o, "Couldn't decode Retry-After header %q: %v", delayString, err)
delay = defaultDelay
}
}
default:
return nil, errors.Errorf("unknown HTTP status return %q (%d)", resp.Status, resp.StatusCode)
}
default:
return nil, errors.Errorf("unknown HTTP status return %q (%d)", resp.Status, resp.StatusCode)
}
fs.Debugf(o, "commit multipart upload failed %d/%d - trying again in %d seconds", tries+1, maxTries, delay)
fs.Debugf(o, "commit multipart upload failed %d/%d - trying again in %d seconds (%s)", tries+1, maxTries, delay, why)
time.Sleep(time.Duration(delay) * time.Second)
}
if tries >= maxTries {
return nil, errors.New("too many tries to commit multipart upload")
return nil, errors.New("too many tries to commit multipart upload - increase --low-level-retries")
}
err = json.Unmarshal(body, &result)
if err != nil {