// Snapshots returns the list of container snapshots.
func (c *Container) Snapshots() ([]Snapshot, error) {
if err := c.makeSure(isDefined); err != nil {
return nil, err
}
c.mu.Lock()
defer c.mu.Unlock()
var csnapshots *C.struct_lxc_snapshot
var snapshots []Snapshot
size := int(C.go_lxc_snapshot_list(c.container, &csnapshots))
defer freeSnapshots(csnapshots, size)
if size < 1 {
return nil, ErrNoSnapshot
}
p := uintptr(unsafe.Pointer(csnapshots))
for i := 0; i < size; i++ {
z := (*C.struct_lxc_snapshot)(unsafe.Pointer(p))
s := &Snapshot{Name: C.GoString(z.name), Timestamp: C.GoString(z.timestamp),
CommentPath: C.GoString(z.comment_pathname), Path: C.GoString(z.lxcpath)}
snapshots = append(snapshots, *s)
p += unsafe.Sizeof(*csnapshots)
}
return snapshots, nil
}
// Snapshots returns the list of container snapshots.
func (c *Container) Snapshots() ([]Snapshot, error) {
if err := c.makeSure(isDefined); err != nil {
return nil, err
}
c.mu.Lock()
defer c.mu.Unlock()
var csnapshots *C.struct_lxc_snapshot
size := int(C.go_lxc_snapshot_list(c.container, &csnapshots))
defer freeSnapshots(csnapshots, size)
if size < 1 {
return nil, ErrNoSnapshot
}
hdr := reflect.SliceHeader{
Data: uintptr(unsafe.Pointer(csnapshots)),
Len: size,
Cap: size,
}
gosnapshots := *(*[]C.struct_lxc_snapshot)(unsafe.Pointer(&hdr))
snapshots := make([]Snapshot, size, size)
for i := 0; i < size; i++ {
snapshots[i] = Snapshot{
Name: C.GoString(gosnapshots[i].name),
Timestamp: C.GoString(gosnapshots[i].timestamp),
CommentPath: C.GoString(gosnapshots[i].comment_pathname),
Path: C.GoString(gosnapshots[i].lxcpath),
}
}
return snapshots, nil
}
