// Writes write needles to the block.
func (b *SuperBlock) Writes(ns *needle.Needles) (err error) {
if b.LastErr != nil {
return b.LastErr
}
if _maxOffset-ns.IncrOffset < b.Offset {
err = errors.ErrSuperBlockNoSpace
return
}
if _, err = b.w.Write(ns.Buffer()); err == nil {
err = b.flush(false)
} else {
b.LastErr = err
return
}
b.Offset += ns.IncrOffset
b.Size += int64(ns.TotalSize)
return
}
// Writes write needles, if key exists append to super block, then update
// needle cache offset to new offset.
func (v *Volume) Writes(ns *needle.Needles) (err error) {
var (
i int
ok bool
nc int64
ncs []int64
offset uint32
ooffset uint32
n *needle.Needle
now = time.Now().UnixNano()
)
v.lock.Lock()
offset = v.Block.Offset
if err = v.Block.Writes(ns); err == nil {
for i = 0; i < ns.Num; i++ {
n = ns.Needle(i)
if err = v.Indexer.Add(n.Key, offset, n.TotalSize); err != nil {
break
}
if nc, ok = v.needles[n.Key]; ok {
ncs = append(ncs, nc)
}
v.needles[n.Key] = needle.NewCache(offset, n.TotalSize)
offset += n.IncrOffset
if log.V(1) {
log.Infof("add needle, offset: %d, size: %d", offset, n.TotalSize)
log.Info(n)
}
}
}
v.lock.Unlock()
if err != nil {
return
}
for _, nc = range ncs {
ooffset, _ = needle.Cache(nc)
err = v.del(ooffset)
log.Warningf("same key: %d, old offset: %d, new offset: %d", n.Key, ooffset, offset)
}
atomic.AddUint64(&v.Stats.TotalWriteProcessed, uint64(ns.Num))
atomic.AddUint64(&v.Stats.TotalWriteBytes, uint64(ns.TotalSize))
atomic.AddUint64(&v.Stats.TotalWriteDelay, uint64(time.Now().UnixNano()-now))
return
}
// FreeNeedles free the needles to pool.
func (s *Store) FreeNeedles(i int, ns *needle.Needles) {
ns.Reset()
s.nsp[i].Put(ns)
}
func (s *Server) uploads(wr http.ResponseWriter, r *http.Request) {
var (
i, nn int
err error
vid int64
key int64
cookie int64
size int64
str string
keys []string
cookies []string
v *volume.Volume
ns *needle.Needles
file multipart.File
fh *multipart.FileHeader
fhs []*multipart.FileHeader
res = map[string]interface{}{}
)
if r.Method != "POST" {
http.Error(wr, "method not allowed", http.StatusMethodNotAllowed)
return
}
defer HttpPostWriter(r, wr, time.Now(), &err, res)
if err = checkContentLength(r, s.conf.NeedleMaxSize*s.conf.BatchMaxNum); err != nil {
return
}
str = r.FormValue("vid")
if vid, err = strconv.ParseInt(str, 10, 32); err != nil {
log.Errorf("strconv.ParseInt(\"%s\") error(%v)", str, err)
err = errors.ErrParam
return
}
keys = r.MultipartForm.Value["keys"]
cookies = r.MultipartForm.Value["cookies"]
if len(keys) != len(cookies) {
log.Errorf("param length not match, keys: %d, cookies: %d", len(keys), len(cookies))
err = errors.ErrParam
return
}
fhs = r.MultipartForm.File["file"]
nn = len(fhs)
if len(keys) != nn {
log.Errorf("param length not match, keys: %d, cookies: %d, files: %d", len(keys), len(cookies), len(fhs))
err = errors.ErrParam
return
}
ns = s.store.Needles(nn)
for i, fh = range fhs {
if key, err = strconv.ParseInt(keys[i], 10, 64); err != nil {
log.Errorf("strconv.ParseInt(\"%s\") error(%v)", keys[i], err)
err = errors.ErrParam
break
}
if cookie, err = strconv.ParseInt(cookies[i], 10, 32); err != nil {
log.Errorf("strconv.ParseInt(\"%s\") error(%v)", cookies[i], err)
err = errors.ErrParam
break
}
if file, err = fh.Open(); err != nil {
log.Errorf("fh.Open() error(%v)", err)
break
}
if size, err = checkFileSize(file, s.conf.NeedleMaxSize); err == nil {
err = ns.WriteFrom(key, int32(cookie), int32(size), file)
}
file.Close()
if err != nil {
break
}
}
if err == nil {
if v = s.store.Volumes[int32(vid)]; v != nil {
err = v.Writes(ns)
} else {
err = errors.ErrVolumeNotExist
}
}
s.store.FreeNeedles(nn, ns)
return
}