mirror of
https://github.com/ceph/go-ceph
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52 lines
1.4 KiB
Go
52 lines
1.4 KiB
Go
package rbd
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// #cgo LDFLAGS: -lrbd
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// #include <rbd/librbd.h>
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import "C"
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// SnapGroupNamespace provides details about a single snapshot that was taken
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// as part of an RBD group.
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type SnapGroupNamespace struct {
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Pool uint64
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GroupName string
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GroupSnapName string
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}
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// GetSnapGroupNamespace returns the SnapGroupNamespace of the snapshot which
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// is part of a group. The caller should make sure that the snapshot ID passed
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// in this function belongs to a snapshot that was taken as part of a group
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// snapshot.
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//
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// Implements:
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//
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// int rbd_snap_get_group_namespace(rbd_image_t image, uint64_t snap_id,
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// rbd_snap_group_namespace_t *group_snap,
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// size_t group_snap_size)
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func (image *Image) GetSnapGroupNamespace(snapID uint64) (*SnapGroupNamespace, error) {
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if err := image.validate(imageIsOpen); err != nil {
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return nil, err
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}
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var (
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err error
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sgn C.rbd_snap_group_namespace_t
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)
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ret := C.rbd_snap_get_group_namespace(image.image,
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C.uint64_t(snapID),
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&sgn,
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C.sizeof_rbd_snap_group_namespace_t)
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err = getError(ret)
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if err != nil {
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return nil, err
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}
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defer C.rbd_snap_group_namespace_cleanup(&sgn, C.sizeof_rbd_snap_group_namespace_t)
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return &SnapGroupNamespace{
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Pool: uint64(sgn.group_pool),
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GroupName: C.GoString(sgn.group_name),
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GroupSnapName: C.GoString(sgn.group_snap_name),
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}, nil
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}
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