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mirror of https://github.com/rclone/rclone synced 2024-11-12 10:50:08 +01:00
rclone/backend/cache/cache_mount_unix_test.go
2018-01-30 00:05:04 +02:00

79 lines
1.6 KiB
Go

// +build !plan9,!windows,go1.7
package cache_test
import (
"os"
"testing"
"time"
"bazil.org/fuse"
fusefs "bazil.org/fuse/fs"
"github.com/ncw/rclone/cmd/mount"
"github.com/ncw/rclone/cmd/mountlib"
"github.com/ncw/rclone/fs"
"github.com/stretchr/testify/require"
)
func (r *run) mountFs(t *testing.T, f fs.Fs) {
device := f.Name() + ":" + f.Root()
var options = []fuse.MountOption{
fuse.MaxReadahead(uint32(mountlib.MaxReadAhead)),
fuse.Subtype("rclone"),
fuse.FSName(device), fuse.VolumeName(device),
fuse.NoAppleDouble(),
fuse.NoAppleXattr(),
fuse.AllowOther(),
}
err := os.MkdirAll(r.mntDir, os.ModePerm)
require.NoError(t, err)
c, err := fuse.Mount(r.mntDir, options...)
require.NoError(t, err)
filesys := mount.NewFS(f)
server := fusefs.New(c, nil)
// Serve the mount point in the background returning error to errChan
r.unmountRes = make(chan error, 1)
go func() {
err := server.Serve(filesys)
closeErr := c.Close()
if err == nil {
err = closeErr
}
r.unmountRes <- err
}()
// check if the mount process has an error to report
<-c.Ready
require.NoError(t, c.MountError)
r.unmountFn = func() error {
// Shutdown the VFS
filesys.VFS.Shutdown()
return fuse.Unmount(r.mntDir)
}
r.vfs = filesys.VFS
r.isMounted = true
}
func (r *run) unmountFs(t *testing.T, f fs.Fs) {
var err error
for i := 0; i < 4; i++ {
err = r.unmountFn()
if err != nil {
//log.Printf("signal to umount failed - retrying: %v", err)
time.Sleep(3 * time.Second)
continue
}
break
}
require.NoError(t, err)
err = <-r.unmountRes
require.NoError(t, err)
err = r.vfs.CleanUp()
require.NoError(t, err)
r.isMounted = false
}