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// +build linux darwin
package main
import (
"fmt"
"runtime"
"bazil.org/fuse"
"bazil.org/fuse/fs"
"github.com/chrislusf/seaweedfs/go/filer"
"github.com/chrislusf/seaweedfs/go/glog"
"github.com/chrislusf/seaweedfs/go/storage"
"github.com/chrislusf/seaweedfs/go/util"
"golang.org/x/net/context"
)
func runMount(cmd *Command, args []string) bool {
fmt.Printf("This is Seaweed File System version %s %s %s\n", util.VERSION, runtime.GOOS, runtime.GOARCH)
if *mountOptions.dir == "" {
fmt.Printf("Please specify the mount directory via \"-dir\"")
return false
}
c, err := fuse.Mount(*mountOptions.dir)
if err != nil {
glog.Fatal(err)
return false
}
OnInterrupt(func() {
fuse.Unmount(*mountOptions.dir)
c.Close()
})
err = fs.Serve(c, WFS{})
if err != nil {
fuse.Unmount(*mountOptions.dir)
}
// check if the mount process has an error to report
<-c.Ready
if err := c.MountError; err != nil {
glog.Fatal(err)
}
return true
}
type File struct {
FileId filer.FileId
Name string
}
func (File) Attr(attr *fuse.Attr) {
}
func (File) ReadAll(ctx context.Context) ([]byte, error) {
return []byte("hello, world\n"), nil
}
type Dir struct {
Path string
Id uint64
}
func (dir Dir) Attr(attr *fuse.Attr) {
}
func (dir Dir) Lookup(ctx context.Context, name string) (fs.Node, error) {
files_result, e := filer.ListFiles(*mountOptions.filer, dir.Path, name)
if e != nil {
return nil, fuse.ENOENT
}
if len(files_result.Files) > 0 {
return File{files_result.Files[0].Id, files_result.Files[0].Name}, nil
}
return nil, fmt.Errorf("File Not Found for %s", name)
}
type WFS struct{}
func (WFS) Root() (fs.Node, error) {
return Dir{}, nil
}
func (dir *Dir) ReadDir(ctx context.Context) ([]fuse.Dirent, error) {
var ret []fuse.Dirent
if dirs, e := filer.ListDirectories(*mountOptions.filer, dir.Path); e == nil {
for _, d := range dirs.Directories {
dirId := uint64(d.Id)
ret = append(ret, fuse.Dirent{Inode: dirId, Name: d.Name, Type: fuse.DT_Dir})
}
}
if files, e := filer.ListFiles(*mountOptions.filer, dir.Path, ""); e == nil {
for _, f := range files.Files {
if fileId, e := storage.ParseFileId(string(f.Id)); e == nil {
fileInode := uint64(fileId.VolumeId)<<48 + fileId.Key
ret = append(ret, fuse.Dirent{Inode: fileInode, Name: f.Name, Type: fuse.DT_File})
}
}
}
return ret, nil
}
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