func ProbeExistingVolume(v *pod.UserVolume, sharedDir string) (*hypervisor.VolumeInfo, error) {
if v == nil || v.Source == "" { //do not create volume in this function, it depends on storage driver.
return nil, fmt.Errorf("can not generate volume info from %v", v)
}
var err error = nil
vol := &hypervisor.VolumeInfo{
Name: v.Name,
}
if v.Driver == "vfs" {
vol.Fstype = "dir"
vol.Filepath, err = storage.MountVFSVolume(v.Source, sharedDir)
if err != nil {
return nil, err
}
glog.V(1).Infof("dir %s is bound to %s", v.Source, vol.Filepath)
} else {
vol.Fstype, err = dm.ProbeFsType(v.Source)
if err != nil {
vol.Fstype = DEFAULT_VOL_FS //FIXME: for qcow2, the ProbeFsType doesn't work, should be fix later
}
vol.Format = v.Driver
vol.Filepath = v.Source
}
return vol, nil
}
func ProbeExistingVolume(v *apitypes.UserVolume, sharedDir string) (*runv.VolumeDescription, error) {
if v == nil || v.Source == "" { //do not create volume in this function, it depends on storage driver.
return nil, fmt.Errorf("can not generate volume info from %v", v)
}
var err error = nil
vol := &runv.VolumeDescription{
Name: v.Name,
Source: v.Source,
Format: v.Format,
Fstype: v.Fstype,
}
if v.Option != nil {
vol.Options = &runv.VolumeOption{
User: v.Option.User,
Monitors: v.Option.Monitors,
Keyring: v.Option.Keyring,
}
}
if v.Format == "vfs" {
vol.Fstype = "dir"
vol.Source, err = storage.MountVFSVolume(v.Source, sharedDir)
if err != nil {
return nil, err
}
hlog.Log(DEBUG, "dir %s is bound to %s", v.Source, vol.Source)
} else if v.Format == "raw" && v.Fstype == "" {
vol.Fstype, err = dm.ProbeFsType(v.Source)
if err != nil {
vol.Fstype = storage.DEFAULT_VOL_FS
err = nil
}
}
return vol, nil
}