package command import ( "fmt" "io/ioutil" "net/url" "os" "path/filepath" "strings" "context" "github.com/chrislusf/seaweedfs/weed/operation" "github.com/chrislusf/seaweedfs/weed/pb/filer_pb" "github.com/chrislusf/seaweedfs/weed/security" "github.com/chrislusf/seaweedfs/weed/util" "io" "net/http" "strconv" "time" ) var ( copy CopyOptions ) type CopyOptions struct { filerGrpcPort *int master *string include *string replication *string collection *string ttl *string maxMB *int secretKey *string secret security.Secret } func init() { cmdCopy.Run = runCopy // break init cycle cmdCopy.IsDebug = cmdCopy.Flag.Bool("debug", false, "verbose debug information") copy.master = cmdCopy.Flag.String("master", "localhost:9333", "SeaweedFS master location") copy.include = cmdCopy.Flag.String("include", "", "pattens of files to copy, e.g., *.pdf, *.html, ab?d.txt, works together with -dir") copy.replication = cmdCopy.Flag.String("replication", "", "replication type") copy.collection = cmdCopy.Flag.String("collection", "", "optional collection name") copy.ttl = cmdCopy.Flag.String("ttl", "", "time to live, e.g.: 1m, 1h, 1d, 1M, 1y") copy.maxMB = cmdCopy.Flag.Int("maxMB", 0, "split files larger than the limit") copy.filerGrpcPort = cmdCopy.Flag.Int("filer.port.grpc", 0, "filer grpc server listen port, default to filer port + 10000") copy.secretKey = cmdCopy.Flag.String("secure.secret", "", "secret to encrypt Json Web Token(JWT)") } var cmdCopy = &Command{ UsageLine: "filer.copy file_or_dir1 [file_or_dir2 file_or_dir3] http://localhost:8888/path/to/a/folder/", Short: "copy one or a list of files to a filer folder", Long: `copy one or a list of files, or batch copy one whole folder recursively, to a filer folder It can copy one or a list of files or folders. If copying a whole folder recursively: All files under the folder and subfolders will be copyed. Optional parameter "-include" allows you to specify the file name patterns. If "maxMB" is set to a positive number, files larger than it would be split into chunks. `, } func runCopy(cmd *Command, args []string) bool { copy.secret = security.Secret(*copy.secretKey) if len(args) <= 1 { return false } filerDestination := args[len(args)-1] fileOrDirs := args[0 : len(args)-1] filerUrl, err := url.Parse(filerDestination) if err != nil { fmt.Printf("The last argument should be a URL on filer: %v\n", err) return false } urlPath := filerUrl.Path if !strings.HasSuffix(urlPath, "/") { fmt.Printf("The last argument should be a folder and end with \"/\": %v\n", err) return false } if filerUrl.Port() == "" { fmt.Printf("The filer port should be specified.\n") return false } filerPort, parseErr := strconv.ParseUint(filerUrl.Port(), 10, 64) if parseErr != nil { fmt.Printf("The filer port parse error: %v\n", parseErr) return false } filerGrpcPort := filerPort + 10000 if *copy.filerGrpcPort != 0 { filerGrpcPort = uint64(*copy.filerGrpcPort) } filerGrpcAddress := fmt.Sprintf("%s:%d", filerUrl.Hostname(), filerGrpcPort) for _, fileOrDir := range fileOrDirs { if !doEachCopy(fileOrDir, filerUrl.Host, filerGrpcAddress, urlPath) { return false } } return true } func doEachCopy(fileOrDir string, filerAddress, filerGrpcAddress string, path string) bool { f, err := os.Open(fileOrDir) if err != nil { fmt.Printf("Failed to open file %s: %v\n", fileOrDir, err) return false } defer f.Close() fi, err := f.Stat() if err != nil { fmt.Printf("Failed to get stat for file %s: %v\n", fileOrDir, err) return false } mode := fi.Mode() if mode.IsDir() { files, _ := ioutil.ReadDir(fileOrDir) for _, subFileOrDir := range files { if !doEachCopy(fileOrDir+"/"+subFileOrDir.Name(), filerAddress, filerGrpcAddress, path+fi.Name()+"/") { return false } } return true } // this is a regular file if *copy.include != "" { if ok, _ := filepath.Match(*copy.include, filepath.Base(fileOrDir)); !ok { return true } } // find the chunk count chunkSize := int64(*copy.maxMB * 1024 * 1024) chunkCount := 1 if chunkSize > 0 && fi.Size() > chunkSize { chunkCount = int(fi.Size()/chunkSize) + 1 } if chunkCount == 1 { return uploadFileAsOne(filerAddress, filerGrpcAddress, path, f, fi) } return uploadFileInChunks(filerAddress, filerGrpcAddress, path, f, fi, chunkCount, chunkSize) } func uploadFileAsOne(filerAddress, filerGrpcAddress string, urlFolder string, f *os.File, fi os.FileInfo) bool { // upload the file content fileName := filepath.Base(f.Name()) mimeType := detectMimeType(f) var chunks []*filer_pb.FileChunk if fi.Size() > 0 { // assign a volume assignResult, err := operation.Assign(*copy.master, &operation.VolumeAssignRequest{ Count: 1, Replication: *copy.replication, Collection: *copy.collection, Ttl: *copy.ttl, }) if err != nil { fmt.Printf("Failed to assign from %s: %v\n", *copy.master, err) } targetUrl := "http://" + assignResult.Url + "/" + assignResult.Fid uploadResult, err := operation.Upload(targetUrl, fileName, f, false, mimeType, nil, "") if err != nil { fmt.Printf("upload data %v to %s: %v\n", fileName, targetUrl, err) return false } if uploadResult.Error != "" { fmt.Printf("upload %v to %s result: %v\n", fileName, targetUrl, uploadResult.Error) return false } fmt.Printf("uploaded %s to %s\n", fileName, targetUrl) chunks = append(chunks, &filer_pb.FileChunk{ FileId: assignResult.Fid, Offset: 0, Size: uint64(uploadResult.Size), Mtime: time.Now().UnixNano(), ETag: uploadResult.ETag, }) fmt.Printf("copied %s => http://%s%s%s\n", fileName, filerAddress, urlFolder, fileName) } if err := withFilerClient(filerGrpcAddress, func(client filer_pb.SeaweedFilerClient) error { request := &filer_pb.CreateEntryRequest{ Directory: urlFolder, Entry: &filer_pb.Entry{ Name: fileName, Attributes: &filer_pb.FuseAttributes{ Crtime: time.Now().Unix(), Mtime: time.Now().Unix(), Gid: uint32(os.Getgid()), Uid: uint32(os.Getuid()), FileSize: uint64(fi.Size()), FileMode: uint32(fi.Mode()), Mime: mimeType, Replication: *copy.replication, Collection: *copy.collection, TtlSec: int32(util.ParseInt(*copy.ttl, 0)), }, Chunks: chunks, }, } if _, err := client.CreateEntry(context.Background(), request); err != nil { return fmt.Errorf("update fh: %v", err) } return nil }); err != nil { fmt.Printf("upload data %v to http://%s%s%s: %v\n", fileName, filerAddress, urlFolder, fileName, err) return false } return true } func uploadFileInChunks(filerAddress, filerGrpcAddress string, urlFolder string, f *os.File, fi os.FileInfo, chunkCount int, chunkSize int64) bool { fileName := filepath.Base(f.Name()) mimeType := detectMimeType(f) var chunks []*filer_pb.FileChunk for i := int64(0); i < int64(chunkCount); i++ { // assign a volume assignResult, err := operation.Assign(*copy.master, &operation.VolumeAssignRequest{ Count: 1, Replication: *copy.replication, Collection: *copy.collection, Ttl: *copy.ttl, }) if err != nil { fmt.Printf("Failed to assign from %s: %v\n", *copy.master, err) } targetUrl := "http://" + assignResult.Url + "/" + assignResult.Fid uploadResult, err := operation.Upload(targetUrl, fileName+"-"+strconv.FormatInt(i+1, 10), io.LimitReader(f, chunkSize), false, "application/octet-stream", nil, "") if err != nil { fmt.Printf("upload data %v to %s: %v\n", fileName, targetUrl, err) return false } if uploadResult.Error != "" { fmt.Printf("upload %v to %s result: %v\n", fileName, targetUrl, uploadResult.Error) return false } chunks = append(chunks, &filer_pb.FileChunk{ FileId: assignResult.Fid, Offset: i * chunkSize, Size: uint64(uploadResult.Size), Mtime: time.Now().UnixNano(), ETag: uploadResult.ETag, }) fmt.Printf("uploaded %s-%d to %s [%d,%d)\n", fileName, i+1, targetUrl, i*chunkSize, i*chunkSize+int64(uploadResult.Size)) } if err := withFilerClient(filerGrpcAddress, func(client filer_pb.SeaweedFilerClient) error { request := &filer_pb.CreateEntryRequest{ Directory: urlFolder, Entry: &filer_pb.Entry{ Name: fileName, Attributes: &filer_pb.FuseAttributes{ Crtime: time.Now().Unix(), Mtime: time.Now().Unix(), Gid: uint32(os.Getgid()), Uid: uint32(os.Getuid()), FileSize: uint64(fi.Size()), FileMode: uint32(fi.Mode()), Mime: mimeType, Replication: *copy.replication, Collection: *copy.collection, TtlSec: int32(util.ParseInt(*copy.ttl, 0)), }, Chunks: chunks, }, } if _, err := client.CreateEntry(context.Background(), request); err != nil { return fmt.Errorf("update fh: %v", err) } return nil }); err != nil { fmt.Printf("upload data %v to http://%s%s%s: %v\n", fileName, filerAddress, urlFolder, fileName, err) return false } fmt.Printf("copied %s => http://%s%s%s\n", fileName, filerAddress, urlFolder, fileName) return true } func detectMimeType(f *os.File) string { head := make([]byte, 512) f.Seek(0, 0) n, err := f.Read(head) if err == io.EOF { return "" } if err != nil { fmt.Printf("read head of %v: %v\n", f.Name(), err) return "application/octet-stream" } f.Seek(0, 0) mimeType := http.DetectContentType(head[:n]) return mimeType } func withFilerClient(filerAddress string, fn func(filer_pb.SeaweedFilerClient) error) error { grpcConnection, err := util.GrpcDial(filerAddress) if err != nil { return fmt.Errorf("fail to dial %s: %v", filerAddress, err) } defer grpcConnection.Close() client := filer_pb.NewSeaweedFilerClient(grpcConnection) return fn(client) }