package command import ( "context" "fmt" "io" "io/ioutil" "net/http" "net/url" "os" "path/filepath" "strconv" "strings" "sync" "time" "google.golang.org/grpc" "github.com/chrislusf/seaweedfs/weed/util/grace" "github.com/chrislusf/seaweedfs/weed/operation" "github.com/chrislusf/seaweedfs/weed/pb" "github.com/chrislusf/seaweedfs/weed/pb/filer_pb" "github.com/chrislusf/seaweedfs/weed/security" "github.com/chrislusf/seaweedfs/weed/storage/needle" "github.com/chrislusf/seaweedfs/weed/util" "github.com/chrislusf/seaweedfs/weed/wdclient" ) var ( copy CopyOptions waitGroup sync.WaitGroup ) type CopyOptions struct { include *string replication *string collection *string ttl *string maxMB *int masterClient *wdclient.MasterClient concurrenctFiles *int concurrenctChunks *int grpcDialOption grpc.DialOption masters []string cipher bool ttlSec int32 } func init() { cmdCopy.Run = runCopy // break init cycle cmdCopy.IsDebug = cmdCopy.Flag.Bool("debug", false, "verbose debug information") 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", 32, "split files larger than the limit") copy.concurrenctFiles = cmdCopy.Flag.Int("c", 8, "concurrent file copy goroutines") copy.concurrenctChunks = cmdCopy.Flag.Int("concurrentChunks", 8, "concurrent chunk copy goroutines for each file") } 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 { util.LoadConfiguration("security", false) 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 filerGrpcAddress := fmt.Sprintf("%s:%d", filerUrl.Hostname(), filerGrpcPort) copy.grpcDialOption = security.LoadClientTLS(util.GetViper(), "grpc.client") masters, collection, replication, dirBuckets, maxMB, cipher, err := readFilerConfiguration(copy.grpcDialOption, filerGrpcAddress) if err != nil { fmt.Printf("read from filer %s: %v\n", filerGrpcAddress, err) return false } if strings.HasPrefix(urlPath, dirBuckets+"/") { restPath := urlPath[len(dirBuckets)+1:] if strings.Index(restPath, "/") > 0 { expectedBucket := restPath[:strings.Index(restPath, "/")] if *copy.collection == "" { *copy.collection = expectedBucket } else { fmt.Printf("destination %s uses collection \"%s\": unexpected collection \"%v\"\n", urlPath, expectedBucket, *copy.collection) return true } } } if *copy.collection == "" { *copy.collection = collection } if *copy.replication == "" { *copy.replication = replication } if *copy.maxMB == 0 { *copy.maxMB = int(maxMB) } copy.masters = masters copy.cipher = cipher ttl, err := needle.ReadTTL(*copy.ttl) if err != nil { fmt.Printf("parsing ttl %s: %v\n", *copy.ttl, err) return false } copy.ttlSec = int32(ttl.Minutes()) * 60 if *cmdCopy.IsDebug { grace.SetupProfiling("filer.copy.cpu.pprof", "filer.copy.mem.pprof") } fileCopyTaskChan := make(chan FileCopyTask, *copy.concurrenctFiles) go func() { defer close(fileCopyTaskChan) for _, fileOrDir := range fileOrDirs { if err := genFileCopyTask(fileOrDir, urlPath, fileCopyTaskChan); err != nil { fmt.Fprintf(os.Stderr, "gen file list error: %v\n", err) break } } }() for i := 0; i < *copy.concurrenctFiles; i++ { waitGroup.Add(1) go func() { defer waitGroup.Done() worker := FileCopyWorker{ options: ©, filerHost: filerUrl.Host, filerGrpcAddress: filerGrpcAddress, } if err := worker.copyFiles(fileCopyTaskChan); err != nil { fmt.Fprintf(os.Stderr, "copy file error: %v\n", err) return } }() } waitGroup.Wait() return true } func readFilerConfiguration(grpcDialOption grpc.DialOption, filerGrpcAddress string) (masters []string, collection, replication string, dirBuckets string, maxMB uint32, cipher bool, err error) { err = pb.WithGrpcFilerClient(filerGrpcAddress, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error { resp, err := client.GetFilerConfiguration(context.Background(), &filer_pb.GetFilerConfigurationRequest{}) if err != nil { return fmt.Errorf("get filer %s configuration: %v", filerGrpcAddress, err) } masters, collection, replication, maxMB = resp.Masters, resp.Collection, resp.Replication, resp.MaxMb dirBuckets = resp.DirBuckets cipher = resp.Cipher return nil }) return } func genFileCopyTask(fileOrDir string, destPath string, fileCopyTaskChan chan FileCopyTask) error { fi, err := os.Stat(fileOrDir) if err != nil { fmt.Fprintf(os.Stderr, "Failed to get stat for file %s: %v\n", fileOrDir, err) return nil } mode := fi.Mode() if mode.IsDir() { files, _ := ioutil.ReadDir(fileOrDir) for _, subFileOrDir := range files { if err = genFileCopyTask(fileOrDir+"/"+subFileOrDir.Name(), destPath+fi.Name()+"/", fileCopyTaskChan); err != nil { return err } } return nil } uid, gid := util.GetFileUidGid(fi) fileCopyTaskChan <- FileCopyTask{ sourceLocation: fileOrDir, destinationUrlPath: destPath, fileSize: fi.Size(), fileMode: fi.Mode(), uid: uid, gid: gid, } return nil } type FileCopyWorker struct { options *CopyOptions filerHost string filerGrpcAddress string } func (worker *FileCopyWorker) copyFiles(fileCopyTaskChan chan FileCopyTask) error { for task := range fileCopyTaskChan { if err := worker.doEachCopy(task); err != nil { return err } } return nil } type FileCopyTask struct { sourceLocation string destinationUrlPath string fileSize int64 fileMode os.FileMode uid uint32 gid uint32 } func (worker *FileCopyWorker) doEachCopy(task FileCopyTask) error { f, err := os.Open(task.sourceLocation) if err != nil { fmt.Printf("Failed to open file %s: %v\n", task.sourceLocation, err) if _, ok := err.(*os.PathError); ok { fmt.Printf("skipping %s\n", task.sourceLocation) return nil } return err } defer f.Close() // this is a regular file if *worker.options.include != "" { if ok, _ := filepath.Match(*worker.options.include, filepath.Base(task.sourceLocation)); !ok { return nil } } // find the chunk count chunkSize := int64(*worker.options.maxMB * 1024 * 1024) chunkCount := 1 if chunkSize > 0 && task.fileSize > chunkSize { chunkCount = int(task.fileSize/chunkSize) + 1 } if chunkCount == 1 { return worker.uploadFileAsOne(task, f) } return worker.uploadFileInChunks(task, f, chunkCount, chunkSize) } func (worker *FileCopyWorker) uploadFileAsOne(task FileCopyTask, f *os.File) error { // upload the file content fileName := filepath.Base(f.Name()) mimeType := detectMimeType(f) data, err := ioutil.ReadAll(f) if err != nil { return err } var chunks []*filer_pb.FileChunk var assignResult *filer_pb.AssignVolumeResponse var assignError error if task.fileSize > 0 { // assign a volume err := pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error { request := &filer_pb.AssignVolumeRequest{ Count: 1, Replication: *worker.options.replication, Collection: *worker.options.collection, TtlSec: worker.options.ttlSec, Path: task.destinationUrlPath, } assignResult, assignError = client.AssignVolume(context.Background(), request) if assignError != nil { return fmt.Errorf("assign volume failure %v: %v", request, assignError) } if assignResult.Error != "" { return fmt.Errorf("assign volume failure %v: %v", request, assignResult.Error) } return nil }) if err != nil { return fmt.Errorf("Failed to assign from %v: %v\n", worker.options.masters, err) } targetUrl := "http://" + assignResult.Url + "/" + assignResult.FileId uploadResult, err := operation.UploadData(targetUrl, fileName, worker.options.cipher, data, false, mimeType, nil, security.EncodedJwt(assignResult.Auth)) if err != nil { return fmt.Errorf("upload data %v to %s: %v\n", fileName, targetUrl, err) } if uploadResult.Error != "" { return fmt.Errorf("upload %v to %s result: %v\n", fileName, targetUrl, uploadResult.Error) } fmt.Printf("uploaded %s to %s\n", fileName, targetUrl) chunks = append(chunks, uploadResult.ToPbFileChunk(assignResult.FileId, 0)) fmt.Printf("copied %s => http://%s%s%s\n", fileName, worker.filerHost, task.destinationUrlPath, fileName) } if err := pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error { request := &filer_pb.CreateEntryRequest{ Directory: task.destinationUrlPath, Entry: &filer_pb.Entry{ Name: fileName, Attributes: &filer_pb.FuseAttributes{ Crtime: time.Now().Unix(), Mtime: time.Now().Unix(), Gid: task.gid, Uid: task.uid, FileSize: uint64(task.fileSize), FileMode: uint32(task.fileMode), Mime: mimeType, Replication: *worker.options.replication, Collection: *worker.options.collection, TtlSec: worker.options.ttlSec, }, Chunks: chunks, }, } if err := filer_pb.CreateEntry(client, request); err != nil { return fmt.Errorf("update fh: %v", err) } return nil }); err != nil { return fmt.Errorf("upload data %v to http://%s%s%s: %v\n", fileName, worker.filerHost, task.destinationUrlPath, fileName, err) } return nil } func (worker *FileCopyWorker) uploadFileInChunks(task FileCopyTask, f *os.File, chunkCount int, chunkSize int64) error { fileName := filepath.Base(f.Name()) mimeType := detectMimeType(f) chunksChan := make(chan *filer_pb.FileChunk, chunkCount) concurrentChunks := make(chan struct{}, *worker.options.concurrenctChunks) var wg sync.WaitGroup var uploadError error var collection, replication string fmt.Printf("uploading %s in %d chunks ...\n", fileName, chunkCount) for i := int64(0); i < int64(chunkCount) && uploadError == nil; i++ { wg.Add(1) concurrentChunks <- struct{}{} go func(i int64) { defer func() { wg.Done() <-concurrentChunks }() // assign a volume var assignResult *filer_pb.AssignVolumeResponse var assignError error err := pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error { request := &filer_pb.AssignVolumeRequest{ Count: 1, Replication: *worker.options.replication, Collection: *worker.options.collection, TtlSec: worker.options.ttlSec, Path: task.destinationUrlPath + fileName, } assignResult, assignError = client.AssignVolume(context.Background(), request) if assignError != nil { return fmt.Errorf("assign volume failure %v: %v", request, assignError) } if assignResult.Error != "" { return fmt.Errorf("assign volume failure %v: %v", request, assignResult.Error) } return nil }) if err != nil { fmt.Printf("Failed to assign from %v: %v\n", worker.options.masters, err) } if err != nil { fmt.Printf("Failed to assign from %v: %v\n", worker.options.masters, err) } targetUrl := "http://" + assignResult.Url + "/" + assignResult.FileId if collection == "" { collection = assignResult.Collection } if replication == "" { replication = assignResult.Replication } uploadResult, err, _ := operation.Upload(targetUrl, fileName+"-"+strconv.FormatInt(i+1, 10), worker.options.cipher, io.NewSectionReader(f, i*chunkSize, chunkSize), false, "", nil, security.EncodedJwt(assignResult.Auth)) if err != nil { uploadError = fmt.Errorf("upload data %v to %s: %v\n", fileName, targetUrl, err) return } if uploadResult.Error != "" { uploadError = fmt.Errorf("upload %v to %s result: %v\n", fileName, targetUrl, uploadResult.Error) return } chunksChan <- uploadResult.ToPbFileChunk(assignResult.FileId, i*chunkSize) fmt.Printf("uploaded %s-%d to %s [%d,%d)\n", fileName, i+1, targetUrl, i*chunkSize, i*chunkSize+int64(uploadResult.Size)) }(i) } wg.Wait() close(chunksChan) var chunks []*filer_pb.FileChunk for chunk := range chunksChan { chunks = append(chunks, chunk) } if uploadError != nil { var fileIds []string for _, chunk := range chunks { fileIds = append(fileIds, chunk.FileId) } operation.DeleteFiles(copy.masters[0], false, worker.options.grpcDialOption, fileIds) return uploadError } if err := pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error { request := &filer_pb.CreateEntryRequest{ Directory: task.destinationUrlPath, Entry: &filer_pb.Entry{ Name: fileName, Attributes: &filer_pb.FuseAttributes{ Crtime: time.Now().Unix(), Mtime: time.Now().Unix(), Gid: task.gid, Uid: task.uid, FileSize: uint64(task.fileSize), FileMode: uint32(task.fileMode), Mime: mimeType, Replication: replication, Collection: collection, TtlSec: worker.options.ttlSec, }, Chunks: chunks, }, } if err := filer_pb.CreateEntry(client, request); err != nil { return fmt.Errorf("update fh: %v", err) } return nil }); err != nil { return fmt.Errorf("upload data %v to http://%s%s%s: %v\n", fileName, worker.filerHost, task.destinationUrlPath, fileName, err) } fmt.Printf("copied %s => http://%s%s%s\n", fileName, worker.filerHost, task.destinationUrlPath, fileName) return nil } func detectMimeType(f *os.File) string { head := make([]byte, 512) f.Seek(0, io.SeekStart) 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 "" } f.Seek(0, io.SeekStart) mimeType := http.DetectContentType(head[:n]) if mimeType == "application/octet-stream" { return "" } return mimeType }