mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-01-19 02:48:24 +00:00
98 lines
2.1 KiB
Go
98 lines
2.1 KiB
Go
package filesys
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import (
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"context"
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"fmt"
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"bazil.org/fuse"
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"github.com/chrislusf/seaweedfs/weed/filer"
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"bazil.org/fuse/fs"
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
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"path/filepath"
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"os"
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"time"
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)
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var _ = fs.Node(&File{})
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// var _ = fs.NodeOpener(&File{})
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// var _ = fs.NodeFsyncer(&File{})
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var _ = fs.Handle(&File{})
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var _ = fs.HandleReadAller(&File{})
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// var _ = fs.HandleReader(&File{})
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var _ = fs.HandleWriter(&File{})
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type File struct {
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FileId filer.FileId
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Name string
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dir *Dir
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wfs *WFS
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}
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func (file *File) Attr(context context.Context, attr *fuse.Attr) error {
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fullPath := filepath.Join(file.dir.Path, file.Name)
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item := file.wfs.listDirectoryEntriesCache.Get(fullPath)
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var attributes *filer_pb.FuseAttributes
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if item != nil {
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attributes = item.Value().(*filer_pb.FuseAttributes)
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glog.V(1).Infof("read cached file %v attributes", file.Name)
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} else {
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err := file.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
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request := &filer_pb.GetFileAttributesRequest{
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Name: file.Name,
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ParentDir: file.dir.Path,
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}
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glog.V(1).Infof("read file size: %v", request)
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resp, err := client.GetFileAttributes(context, request)
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if err != nil {
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return err
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}
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attributes = resp.Attributes
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return nil
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})
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if err != nil {
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return err
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}
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}
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attr.Mode = os.FileMode(attributes.FileMode)
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attr.Size = attributes.FileSize
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attr.Mtime = time.Unix(attributes.Mtime, 0)
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attr.Gid = attributes.Gid
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attr.Uid = attributes.Uid
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return nil
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}
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func (file *File) ReadAll(ctx context.Context) (content []byte, err error) {
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err = file.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
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request := &filer_pb.GetFileContentRequest{
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FileId: string(file.FileId),
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}
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glog.V(1).Infof("read file content: %v", request)
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resp, err := client.GetFileContent(ctx, request)
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if err != nil {
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return err
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}
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content = resp.Content
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return nil
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})
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return content, err
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}
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func (file *File) Write(ctx context.Context, req *fuse.WriteRequest, resp *fuse.WriteResponse) error {
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fmt.Printf("write file %+v\n", req)
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return nil
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}
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