func submitForClientHandler(w http.ResponseWriter, r *http.Request, masterUrl string) {
m := make(map[string]interface{})
if r.Method != "POST" {
m["error"] = "Only submit via POST!"
writeJsonQuiet(w, r, m)
return
}
debug("parsing upload file...")
fname, data, mimeType, isGzipped, lastModified, pe := storage.ParseUpload(r)
if pe != nil {
writeJsonError(w, r, pe)
return
}
debug("assigning file id for", fname)
assignResult, ae := operation.Assign(masterUrl, 1, r.FormValue("replication"), r.FormValue("collection"))
if ae != nil {
writeJsonError(w, r, ae)
return
}
url := "http://" + assignResult.PublicUrl + "/" + assignResult.Fid
if lastModified != 0 {
url = url + "?ts=" + strconv.FormatUint(lastModified, 10)
}
debug("upload file to store", url)
uploadResult, err := operation.Upload(url, fname, bytes.NewReader(data), isGzipped, mimeType)
if err != nil {
writeJsonError(w, r, err)
return
}
m["fileName"] = fname
m["fid"] = assignResult.Fid
m["fileUrl"] = assignResult.PublicUrl + "/" + assignResult.Fid
m["size"] = uploadResult.Size
writeJsonQuiet(w, r, m)
return
}
func writeFiles(idChan chan int, fileIdLineChan chan string, s *stats) {
delayedDeleteChan := make(chan *delayedFile, 100)
var waitForDeletions sync.WaitGroup
for i := 0; i < 7; i++ {
go func() {
waitForDeletions.Add(1)
for df := range delayedDeleteChan {
if df == nil {
break
}
if df.enterTime.After(time.Now()) {
time.Sleep(df.enterTime.Sub(time.Now()))
}
fp := df.fp
serverLimitChan[fp.Server] <- true
if e := util.Delete("http://" + fp.Server + "/" + fp.Fid); e == nil {
s.completed++
} else {
s.failed++
}
<-serverLimitChan[fp.Server]
}
waitForDeletions.Done()
}()
}
for {
if id, ok := <-idChan; ok {
start := time.Now()
fileSize := int64(*b.fileSize + rand.Intn(64))
fp := &operation.FilePart{Reader: &FakeReader{id: uint64(id), size: fileSize}, FileSize: fileSize}
if assignResult, err := operation.Assign(*b.server, 1, "", *b.collection, ""); err == nil {
fp.Server, fp.Fid, fp.Collection = assignResult.PublicUrl, assignResult.Fid, *b.collection
if _, ok := serverLimitChan[fp.Server]; !ok {
serverLimitChan[fp.Server] = make(chan bool, 7)
}
serverLimitChan[fp.Server] <- true
if _, err := fp.Upload(0, *b.server); err == nil {
if rand.Intn(100) < *b.deletePercentage {
s.total++
delayedDeleteChan <- &delayedFile{time.Now().Add(time.Second), fp}
} else {
fileIdLineChan <- fp.Fid
}
s.completed++
s.transferred += fileSize
} else {
s.failed++
}
writeStats.addSample(time.Now().Sub(start))
<-serverLimitChan[fp.Server]
if *cmdBenchmark.IsDebug {
fmt.Printf("writing %d file %s\n", id, fp.Fid)
}
} else {
s.failed++
println("writing file error:", err.Error())
}
} else {
break
}
}
close(delayedDeleteChan)
waitForDeletions.Wait()
wait.Done()
}
func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request) {
query := r.URL.Query()
assignResult, ae := operation.Assign(fs.master, 1, query.Get("replication"), fs.collection)
if ae != nil {
glog.V(0).Infoln("failing to assign a file id", ae.Error())
writeJsonError(w, r, ae)
return
}
u, _ := url.Parse("http://" + assignResult.PublicUrl + "/" + assignResult.Fid)
glog.V(4).Infoln("post to", u)
request := &http.Request{
Method: r.Method,
URL: u,
Proto: r.Proto,
ProtoMajor: r.ProtoMajor,
ProtoMinor: r.ProtoMinor,
Header: r.Header,
Body: r.Body,
Host: r.Host,
ContentLength: r.ContentLength,
}
resp, do_err := util.Do(request)
if do_err != nil {
glog.V(0).Infoln("failing to connect to volume server", do_err.Error())
writeJsonError(w, r, do_err)
return
}
defer resp.Body.Close()
resp_body, ra_err := ioutil.ReadAll(resp.Body)
if ra_err != nil {
glog.V(0).Infoln("failing to upload to volume server", ra_err.Error())
writeJsonError(w, r, ra_err)
return
}
glog.V(4).Infoln("post result", string(resp_body))
var ret operation.UploadResult
unmarshal_err := json.Unmarshal(resp_body, &ret)
if unmarshal_err != nil {
glog.V(0).Infoln("failing to read upload resonse", string(resp_body))
writeJsonError(w, r, unmarshal_err)
return
}
if ret.Error != "" {
glog.V(0).Infoln("failing to post to volume server", ret.Error)
writeJsonError(w, r, errors.New(ret.Error))
return
}
path := r.URL.Path
if strings.HasSuffix(path, "/") {
if ret.Name != "" {
path += ret.Name
} else {
operation.DeleteFile(fs.master, assignResult.Fid) //clean up
glog.V(0).Infoln("Can not to write to folder", path, "without a file name!")
writeJsonError(w, r, errors.New("Can not to write to folder "+path+" without a file name"))
return
}
}
glog.V(4).Infoln("saving", path, "=>", assignResult.Fid)
if db_err := fs.filer.CreateFile(path, assignResult.Fid); db_err != nil {
operation.DeleteFile(fs.master, assignResult.Fid) //clean up
glog.V(0).Infoln("failing to write to filer server", db_err.Error())
writeJsonError(w, r, db_err)
return
}
w.WriteHeader(http.StatusCreated)
}