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@ -1,6 +1,7 @@ |
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package weed_server |
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package weed_server |
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import ( |
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import ( |
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"bytes" |
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"encoding/json" |
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"encoding/json" |
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"errors" |
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"errors" |
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"io" |
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"io" |
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@ -13,6 +14,7 @@ import ( |
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"github.com/chrislusf/seaweedfs/go/glog" |
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"github.com/chrislusf/seaweedfs/go/glog" |
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"github.com/chrislusf/seaweedfs/go/operation" |
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"github.com/chrislusf/seaweedfs/go/operation" |
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"github.com/chrislusf/seaweedfs/go/storage" |
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"github.com/chrislusf/seaweedfs/go/util" |
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"github.com/chrislusf/seaweedfs/go/util" |
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"github.com/syndtr/goleveldb/leveldb" |
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"github.com/syndtr/goleveldb/leveldb" |
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) |
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) |
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@ -32,6 +34,15 @@ func (fs *FilerServer) filerHandler(w http.ResponseWriter, r *http.Request) { |
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} |
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} |
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} |
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} |
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func (fs *FilerServer) publicReadOnlyfilerHandler(w http.ResponseWriter, r *http.Request) { |
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switch r.Method { |
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case "GET": |
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fs.GetOrHeadHandler(w, r, true) |
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case "HEAD": |
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fs.GetOrHeadHandler(w, r, false) |
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} |
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} |
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// listDirectoryHandler lists directories and folers under a directory
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// listDirectoryHandler lists directories and folers under a directory
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// files are sorted by name and paginated via "lastFileName" and "limit".
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// files are sorted by name and paginated via "lastFileName" and "limit".
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// sub directories are listed on the first page, when "lastFileName"
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// sub directories are listed on the first page, when "lastFileName"
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@ -68,11 +79,20 @@ func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request, |
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fs.listDirectoryHandler(w, r) |
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fs.listDirectoryHandler(w, r) |
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return |
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return |
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} |
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} |
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fileId, err := fs.filer.FindFile(r.URL.Path) |
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if err == leveldb.ErrNotFound { |
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glog.V(3).Infoln("Not found in db", r.URL.Path) |
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w.WriteHeader(http.StatusNotFound) |
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return |
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var fileId string |
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uri_elements := strings.Split(r.URL.Path, "/") |
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//glog.V(1).Infof("debug uri_elements %#v", uri_elements)
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if len(uri_elements) == 2 { |
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// /3,01e587647e will be split into []string{"","3,01e587647e"}
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fileId = uri_elements[1] |
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} else { |
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var err error |
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fileId, err = fs.filer.FindFile(r.URL.Path) |
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if err == leveldb.ErrNotFound { |
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glog.V(3).Infoln("Not found in db", r.URL.Path) |
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w.WriteHeader(http.StatusNotFound) |
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return |
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} |
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} |
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} |
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parts := strings.Split(fileId, ",") |
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parts := strings.Split(fileId, ",") |
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if len(parts) != 2 { |
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if len(parts) != 2 { |
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@ -124,6 +144,13 @@ func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request, |
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io.Copy(w, resp.Body) |
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io.Copy(w, resp.Body) |
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} |
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} |
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type analogueReader struct { |
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*bytes.Buffer |
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} |
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// So that it implements the io.ReadCloser interface
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func (m analogueReader) Close() error { return nil } |
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func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request) { |
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func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request) { |
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query := r.URL.Query() |
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query := r.URL.Query() |
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replication := query.Get("replication") |
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replication := query.Get("replication") |
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@ -134,14 +161,63 @@ func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request) { |
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if collection == "" { |
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if collection == "" { |
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collection = fs.collection |
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collection = fs.collection |
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} |
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} |
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assignResult, ae := operation.Assign(fs.master, 1, replication, collection, query.Get("ttl")) |
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if ae != nil { |
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glog.V(0).Infoln("failing to assign a file id", ae.Error()) |
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writeJsonError(w, r, http.StatusInternalServerError, ae) |
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buf, _ := ioutil.ReadAll(r.Body) |
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r.Body = analogueReader{bytes.NewBuffer(buf)} |
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fileName, _, _, _, _, _, _, pe := storage.ParseUpload(r) |
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if pe != nil { |
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glog.V(0).Infoln("failing to parse post body", pe.Error()) |
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writeJsonError(w, r, http.StatusInternalServerError, pe) |
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return |
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} |
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//reconstruct http request body for following new request to volume server
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r.Body = analogueReader{bytes.NewBuffer(buf)} |
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path := r.URL.Path |
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if strings.HasSuffix(path, "/") { |
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if fileName != "" { |
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path += fileName |
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} |
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} |
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var fileId string |
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var err error |
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var urlLocation string |
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if fileId, err = fs.filer.FindFile(path); err != nil { |
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glog.V(0).Infoln("failing to find path in filer store", path, pe.Error()) |
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writeJsonError(w, r, http.StatusInternalServerError, err) |
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return |
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return |
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} else if fileId != "" { |
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parts := strings.Split(fileId, ",") |
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if len(parts) != 2 { |
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glog.V(1).Infoln("Invalid fileId", fileId) |
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w.WriteHeader(http.StatusNotFound) |
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return |
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} |
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lookup, lookupError := operation.Lookup(fs.master, parts[0]) |
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if lookupError != nil { |
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glog.V(1).Infoln("Invalid lookup", lookupError.Error()) |
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w.WriteHeader(http.StatusNotFound) |
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return |
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} |
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if len(lookup.Locations) == 0 { |
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glog.V(1).Infoln("Can not find location for volume", parts[0]) |
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w.WriteHeader(http.StatusNotFound) |
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return |
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} |
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urlLocation = lookup.Locations[rand.Intn(len(lookup.Locations))].Url |
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} else { |
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assignResult, ae := operation.Assign(fs.master, 1, replication, collection, query.Get("ttl")) |
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if ae != nil { |
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glog.V(0).Infoln("failing to assign a file id", ae.Error()) |
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writeJsonError(w, r, http.StatusInternalServerError, ae) |
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return |
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} |
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fileId = assignResult.Fid |
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urlLocation = assignResult.Url |
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} |
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} |
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u, _ := url.Parse("http://" + assignResult.Url + "/" + assignResult.Fid) |
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u, _ := url.Parse("http://" + urlLocation + "/" + fileId) |
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glog.V(4).Infoln("post to", u) |
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glog.V(4).Infoln("post to", u) |
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request := &http.Request{ |
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request := &http.Request{ |
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Method: r.Method, |
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Method: r.Method, |
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@ -180,21 +256,21 @@ func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request) { |
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writeJsonError(w, r, http.StatusInternalServerError, errors.New(ret.Error)) |
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writeJsonError(w, r, http.StatusInternalServerError, errors.New(ret.Error)) |
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return |
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return |
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} |
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} |
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path := r.URL.Path |
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path = r.URL.Path |
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if strings.HasSuffix(path, "/") { |
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if strings.HasSuffix(path, "/") { |
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if ret.Name != "" { |
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if ret.Name != "" { |
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path += ret.Name |
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path += ret.Name |
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} else { |
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} else { |
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operation.DeleteFile(fs.master, assignResult.Fid, fs.jwt(assignResult.Fid)) //clean up
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operation.DeleteFile(fs.master, fileId, fs.jwt(fileId)) //clean up
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glog.V(0).Infoln("Can not to write to folder", path, "without a file name!") |
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glog.V(0).Infoln("Can not to write to folder", path, "without a file name!") |
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writeJsonError(w, r, http.StatusInternalServerError, |
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writeJsonError(w, r, http.StatusInternalServerError, |
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errors.New("Can not to write to folder "+path+" without a file name")) |
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errors.New("Can not to write to folder "+path+" without a file name")) |
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return |
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return |
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} |
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} |
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} |
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} |
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glog.V(4).Infoln("saving", path, "=>", assignResult.Fid) |
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if db_err := fs.filer.CreateFile(path, assignResult.Fid); db_err != nil { |
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operation.DeleteFile(fs.master, assignResult.Fid, fs.jwt(assignResult.Fid)) //clean up
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glog.V(4).Infoln("saving", path, "=>", fileId) |
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if db_err := fs.filer.CreateFile(path, fileId); db_err != nil { |
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operation.DeleteFile(fs.master, fileId, fs.jwt(fileId)) //clean up
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glog.V(0).Infof("failing to write %s to filer server : %v", path, db_err) |
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glog.V(0).Infof("failing to write %s to filer server : %v", path, db_err) |
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writeJsonError(w, r, http.StatusInternalServerError, db_err) |
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writeJsonError(w, r, http.StatusInternalServerError, db_err) |
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return |
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return |
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