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package weed_server
import ( "errors" "fmt" "net/http" "strconv" "strings" "time"
"github.com/chrislusf/seaweedfs/weed/glog" "github.com/chrislusf/seaweedfs/weed/operation" "github.com/chrislusf/seaweedfs/weed/storage" "github.com/chrislusf/seaweedfs/weed/topology" )
func (vs *VolumeServer) PostHandler(w http.ResponseWriter, r *http.Request) { if e := r.ParseForm(); e != nil { glog.V(0).Infoln("form parse error:", e) writeJsonError(w, r, http.StatusBadRequest, e) return } vid, _, _, _, _ := parseURLPath(r.URL.Path) volumeId, ve := storage.NewVolumeId(vid) if ve != nil { glog.V(0).Infoln("NewVolumeId error:", ve) writeJsonError(w, r, http.StatusBadRequest, ve) return } needle, originalSize, ne := storage.CreateNeedleFromRequest(r, vs.FixJpgOrientation) if ne != nil { writeJsonError(w, r, http.StatusBadRequest, ne) return }
ret := operation.UploadResult{} _, errorStatus := topology.ReplicatedWrite(vs.GetMaster(), vs.store, volumeId, needle, r) httpStatus := http.StatusCreated if errorStatus != "" { httpStatus = http.StatusInternalServerError ret.Error = errorStatus } if needle.HasName() { ret.Name = string(needle.Name) } ret.Size = uint32(originalSize) ret.ETag = needle.Etag() setEtag(w, ret.ETag) writeJsonQuiet(w, r, httpStatus, ret) }
func (vs *VolumeServer) DeleteHandler(w http.ResponseWriter, r *http.Request) { n := new(storage.Needle) vid, fid, _, _, _ := parseURLPath(r.URL.Path) volumeId, _ := storage.NewVolumeId(vid) n.ParsePath(fid)
// glog.V(2).Infof("volume %s deleting %s", vid, n)
cookie := n.Cookie
_, ok := vs.store.ReadVolumeNeedle(volumeId, n) if ok != nil { m := make(map[string]uint32) m["size"] = 0 writeJsonQuiet(w, r, http.StatusNotFound, m) return }
if n.Cookie != cookie { glog.V(0).Infoln("delete", r.URL.Path, "with unmaching cookie from ", r.RemoteAddr, "agent", r.UserAgent()) writeJsonError(w, r, http.StatusBadRequest, errors.New("File Random Cookie does not match.")) return }
count := int64(n.Size)
if n.IsChunkedManifest() { chunkManifest, e := operation.LoadChunkManifest(n.Data, n.IsGzipped()) if e != nil { writeJsonError(w, r, http.StatusInternalServerError, fmt.Errorf("Load chunks manifest error: %v", e)) return } // make sure all chunks had deleted before delete manifest
if e := chunkManifest.DeleteChunks(vs.GetMaster()); e != nil { writeJsonError(w, r, http.StatusInternalServerError, fmt.Errorf("Delete chunks error: %v", e)) return } count = chunkManifest.Size }
n.LastModified = uint64(time.Now().Unix()) if len(r.FormValue("ts")) > 0 { modifiedTime, err := strconv.ParseInt(r.FormValue("ts"), 10, 64) if err == nil { n.LastModified = uint64(modifiedTime) } }
_, err := topology.ReplicatedDelete(vs.GetMaster(), vs.store, volumeId, n, r)
if err == nil { m := make(map[string]int64) m["size"] = count writeJsonQuiet(w, r, http.StatusAccepted, m) } else { writeJsonError(w, r, http.StatusInternalServerError, fmt.Errorf("Deletion Failed: %v", err)) }
}
func setEtag(w http.ResponseWriter, etag string) { if etag != "" { if strings.HasPrefix(etag, "\"") { w.Header().Set("ETag", etag) } else { w.Header().Set("ETag", "\""+etag+"\"") } } }
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