rclone/cmd/mount/fs.go
Nick Craig-Wood f22029bf3d Add mount command to implement FUSE mounting of remotes #494
This enables any rclone remote to be mounted and used as a filesystem
with some limitations.

Only supported for Linux, FreeBSD and OS X
2016-08-18 21:54:54 +01:00

68 lines
1.2 KiB
Go

// FUSE main Fs
// +build linux darwin freebsd
package mount
import (
"bazil.org/fuse"
fusefs "bazil.org/fuse/fs"
"github.com/ncw/rclone/fs"
)
// Default permissions
const (
dirPerms = 0755
filePerms = 0644
)
// FS represents the top level filing system
type FS struct {
f fs.Fs
}
// Check interface satistfied
var _ fusefs.FS = (*FS)(nil)
// Root returns the root node
func (f *FS) Root() (fusefs.Node, error) {
fs.Debug(f.f, "Root()")
return newDir(f.f, ""), nil
}
// mount the file system
//
// The mount point will be ready when this returns.
//
// returns an error, and an error channel for the serve process to
// report an error when fusermount is called.
func mount(f fs.Fs, mountpoint string) (<-chan error, error) {
c, err := fuse.Mount(mountpoint)
if err != nil {
return nil, err
}
filesys := &FS{
f: f,
}
// Serve the mount point in the background returning error to errChan
errChan := make(chan error, 1)
go func() {
err := fusefs.Serve(c, filesys)
closeErr := c.Close()
if err == nil {
err = closeErr
}
errChan <- err
}()
// check if the mount process has an error to report
<-c.Ready
if err := c.MountError; err != nil {
return nil, err
}
return errChan, nil
}