diff options
Diffstat (limited to 'weed/server/common.go')
| -rw-r--r-- | weed/server/common.go | 151 |
1 files changed, 133 insertions, 18 deletions
diff --git a/weed/server/common.go b/weed/server/common.go index 888ddec49..5c5f1b8eb 100644 --- a/weed/server/common.go +++ b/weed/server/common.go @@ -1,10 +1,11 @@ package weed_server import ( - "bytes" "encoding/json" "errors" "fmt" + "io" + "mime/multipart" "net/http" "path/filepath" "strconv" @@ -37,14 +38,22 @@ func init() { func writeJson(w http.ResponseWriter, r *http.Request, httpStatus int, obj interface{}) (err error) { var bytes []byte - if r.FormValue("pretty") != "" { - bytes, err = json.MarshalIndent(obj, "", " ") - } else { - bytes, err = json.Marshal(obj) + if obj != nil { + if r.FormValue("pretty") != "" { + bytes, err = json.MarshalIndent(obj, "", " ") + } else { + bytes, err = json.Marshal(obj) + } } if err != nil { return } + + if httpStatus >= 400 { + glog.V(0).Infof("response method:%s URL:%s with httpStatus:%d and JSON:%s", + r.Method, r.URL.String(), httpStatus, string(bytes)) + } + callback := r.FormValue("callback") if callback == "" { w.Header().Set("Content-Type", "application/json") @@ -77,7 +86,8 @@ func writeJson(w http.ResponseWriter, r *http.Request, httpStatus int, obj inter // wrapper for writeJson - just logs errors func writeJsonQuiet(w http.ResponseWriter, r *http.Request, httpStatus int, obj interface{}) { if err := writeJson(w, r, httpStatus, obj); err != nil { - glog.V(0).Infof("error writing JSON %+v status %d: %v", obj, httpStatus, err) + glog.V(0).Infof("error writing JSON status %d: %v", httpStatus, err) + glog.V(1).Infof("JSON content: %+v", obj) } } func writeJsonError(w http.ResponseWriter, r *http.Request, httpStatus int, err error) { @@ -90,7 +100,7 @@ func debug(params ...interface{}) { glog.V(4).Infoln(params...) } -func submitForClientHandler(w http.ResponseWriter, r *http.Request, masterUrl string, grpcDialOption grpc.DialOption) { +func submitForClientHandler(w http.ResponseWriter, r *http.Request, masterFn operation.GetMasterFn, grpcDialOption grpc.DialOption) { m := make(map[string]interface{}) if r.Method != "POST" { writeJsonError(w, r, http.StatusMethodNotAllowed, errors.New("Only submit via POST!")) @@ -98,13 +108,13 @@ func submitForClientHandler(w http.ResponseWriter, r *http.Request, masterUrl st } debug("parsing upload file...") - fname, data, mimeType, pairMap, isGzipped, originalDataSize, lastModified, _, _, pe := needle.ParseUpload(r) + pu, pe := needle.ParseUpload(r, 256*1024*1024) if pe != nil { writeJsonError(w, r, http.StatusBadRequest, pe) return } - debug("assigning file id for", fname) + debug("assigning file id for", pu.FileName) r.ParseForm() count := uint64(1) if r.FormValue("count") != "" { @@ -117,32 +127,34 @@ func submitForClientHandler(w http.ResponseWriter, r *http.Request, masterUrl st ar := &operation.VolumeAssignRequest{ Count: count, DataCenter: r.FormValue("dataCenter"), + Rack: r.FormValue("rack"), Replication: r.FormValue("replication"), Collection: r.FormValue("collection"), Ttl: r.FormValue("ttl"), + DiskType: r.FormValue("disk"), } - assignResult, ae := operation.Assign(masterUrl, grpcDialOption, ar) + assignResult, ae := operation.Assign(masterFn, grpcDialOption, ar) if ae != nil { writeJsonError(w, r, http.StatusInternalServerError, ae) return } url := "http://" + assignResult.Url + "/" + assignResult.Fid - if lastModified != 0 { - url = url + "?ts=" + strconv.FormatUint(lastModified, 10) + if pu.ModifiedTime != 0 { + url = url + "?ts=" + strconv.FormatUint(pu.ModifiedTime, 10) } debug("upload file to store", url) - uploadResult, err := operation.Upload(url, fname, bytes.NewReader(data), isGzipped, mimeType, pairMap, assignResult.Auth) + uploadResult, err := operation.UploadData(url, pu.FileName, false, pu.Data, pu.IsGzipped, pu.MimeType, pu.PairMap, assignResult.Auth) if err != nil { writeJsonError(w, r, http.StatusInternalServerError, err) return } - m["fileName"] = fname + m["fileName"] = pu.FileName m["fid"] = assignResult.Fid m["fileUrl"] = assignResult.PublicUrl + "/" + assignResult.Fid - m["size"] = originalDataSize + m["size"] = pu.OriginalDataSize m["eTag"] = uploadResult.ETag writeJsonQuiet(w, r, http.StatusCreated, m) return @@ -183,19 +195,19 @@ func parseURLPath(path string) (vid, fid, filename, ext string, isVolumeIdOnly b func statsHealthHandler(w http.ResponseWriter, r *http.Request) { m := make(map[string]interface{}) - m["Version"] = util.VERSION + m["Version"] = util.Version() writeJsonQuiet(w, r, http.StatusOK, m) } func statsCounterHandler(w http.ResponseWriter, r *http.Request) { m := make(map[string]interface{}) - m["Version"] = util.VERSION + m["Version"] = util.Version() m["Counters"] = serverStats writeJsonQuiet(w, r, http.StatusOK, m) } func statsMemoryHandler(w http.ResponseWriter, r *http.Request) { m := make(map[string]interface{}) - m["Version"] = util.VERSION + m["Version"] = util.Version() m["Memory"] = stats.MemStat() writeJsonQuiet(w, r, http.StatusOK, m) } @@ -209,3 +221,106 @@ func handleStaticResources2(r *mux.Router) { r.Handle("/favicon.ico", http.FileServer(statikFS)) r.PathPrefix("/seaweedfsstatic/").Handler(http.StripPrefix("/seaweedfsstatic", http.FileServer(statikFS))) } + +func adjustHeaderContentDisposition(w http.ResponseWriter, r *http.Request, filename string) { + if filename != "" { + contentDisposition := "inline" + if r.FormValue("dl") != "" { + if dl, _ := strconv.ParseBool(r.FormValue("dl")); dl { + contentDisposition = "attachment" + } + } + w.Header().Set("Content-Disposition", contentDisposition+`; filename="`+fileNameEscaper.Replace(filename)+`"`) + } +} + +func processRangeRequest(r *http.Request, w http.ResponseWriter, totalSize int64, mimeType string, writeFn func(writer io.Writer, offset int64, size int64) error) { + rangeReq := r.Header.Get("Range") + + if rangeReq == "" { + w.Header().Set("Content-Length", strconv.FormatInt(totalSize, 10)) + if err := writeFn(w, 0, totalSize); err != nil { + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } + return + } + + //the rest is dealing with partial content request + //mostly copy from src/pkg/net/http/fs.go + ranges, err := parseRange(rangeReq, totalSize) + if err != nil { + http.Error(w, err.Error(), http.StatusRequestedRangeNotSatisfiable) + return + } + if sumRangesSize(ranges) > totalSize { + // The total number of bytes in all the ranges + // is larger than the size of the file by + // itself, so this is probably an attack, or a + // dumb client. Ignore the range request. + return + } + if len(ranges) == 0 { + return + } + if len(ranges) == 1 { + // RFC 2616, Section 14.16: + // "When an HTTP message includes the content of a single + // range (for example, a response to a request for a + // single range, or to a request for a set of ranges + // that overlap without any holes), this content is + // transmitted with a Content-Range header, and a + // Content-Length header showing the number of bytes + // actually transferred. + // ... + // A response to a request for a single range MUST NOT + // be sent using the multipart/byteranges media type." + ra := ranges[0] + w.Header().Set("Content-Length", strconv.FormatInt(ra.length, 10)) + w.Header().Set("Content-Range", ra.contentRange(totalSize)) + + err = writeFn(w, ra.start, ra.length) + if err != nil { + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } + return + } + + // process multiple ranges + for _, ra := range ranges { + if ra.start > totalSize { + http.Error(w, "Out of Range", http.StatusRequestedRangeNotSatisfiable) + return + } + } + sendSize := rangesMIMESize(ranges, mimeType, totalSize) + pr, pw := io.Pipe() + mw := multipart.NewWriter(pw) + w.Header().Set("Content-Type", "multipart/byteranges; boundary="+mw.Boundary()) + sendContent := pr + defer pr.Close() // cause writing goroutine to fail and exit if CopyN doesn't finish. + go func() { + for _, ra := range ranges { + part, e := mw.CreatePart(ra.mimeHeader(mimeType, totalSize)) + if e != nil { + pw.CloseWithError(e) + return + } + if e = writeFn(part, ra.start, ra.length); e != nil { + pw.CloseWithError(e) + return + } + } + mw.Close() + pw.Close() + }() + if w.Header().Get("Content-Encoding") == "" { + w.Header().Set("Content-Length", strconv.FormatInt(sendSize, 10)) + } + w.WriteHeader(http.StatusPartialContent) + if _, err := io.CopyN(w, sendContent, sendSize); err != nil { + http.Error(w, "Internal Error", http.StatusInternalServerError) + return + } +} |
