mirror of
https://github.com/ceph/go-ceph
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109 lines
3.2 KiB
Go
109 lines
3.2 KiB
Go
package admin
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// this is the internal type used to create JSON for ceph.
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// See SubVolumeGroupOptions for the type that users of the library
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// interact with.
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// note that the ceph json takes mode as a string.
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type subVolumeGroupFields struct {
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Prefix string `json:"prefix"`
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Format string `json:"format"`
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VolName string `json:"vol_name"`
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GroupName string `json:"group_name"`
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Uid int `json:"uid,omitempty"`
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Gid int `json:"gid,omitempty"`
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Mode string `json:"mode,omitempty"`
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PoolLayout string `json:"pool_layout,omitempty"`
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}
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// SubVolumeGroupOptions are used to specify optional, non-identifying, values
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// to be used when creating a new subvolume group.
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type SubVolumeGroupOptions struct {
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Uid int
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Gid int
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Mode int
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PoolLayout string
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}
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func (s *SubVolumeGroupOptions) toFields(v, g string) *subVolumeGroupFields {
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return &subVolumeGroupFields{
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Prefix: "fs subvolumegroup create",
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Format: "json",
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VolName: v,
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GroupName: g,
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Uid: s.Uid,
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Gid: s.Gid,
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Mode: modeString(s.Mode, false),
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PoolLayout: s.PoolLayout,
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}
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}
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// CreateSubVolumeGroup sends a request to create a subvolume group in a volume.
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//
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// Similar To:
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//
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// ceph fs subvolumegroup create <volume> <group_name> ...
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func (fsa *FSAdmin) CreateSubVolumeGroup(volume, name string, o *SubVolumeGroupOptions) error {
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if o == nil {
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o = &SubVolumeGroupOptions{}
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}
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res := fsa.marshalMgrCommand(o.toFields(volume, name))
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return res.NoData().End()
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}
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// ListSubVolumeGroups returns a list of subvolume groups belonging to the
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// specified volume.
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//
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// Similar To:
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//
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// ceph fs subvolumegroup ls cephfs <volume>
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func (fsa *FSAdmin) ListSubVolumeGroups(volume string) ([]string, error) {
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res := fsa.marshalMgrCommand(map[string]string{
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"prefix": "fs subvolumegroup ls",
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"vol_name": volume,
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"format": "json",
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})
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return parseListNames(res)
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}
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// RemoveSubVolumeGroup will delete a subvolume group in a volume.
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// Similar To:
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//
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// ceph fs subvolumegroup rm <volume> <group_name>
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func (fsa *FSAdmin) RemoveSubVolumeGroup(volume, name string) error {
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return fsa.rmSubVolumeGroup(volume, name, commonRmFlags{})
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}
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// ForceRemoveSubVolumeGroup will delete a subvolume group in a volume.
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// Similar To:
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//
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// ceph fs subvolumegroup rm <volume> <group_name> --force
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func (fsa *FSAdmin) ForceRemoveSubVolumeGroup(volume, name string) error {
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return fsa.rmSubVolumeGroup(volume, name, commonRmFlags{force: true})
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}
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func (fsa *FSAdmin) rmSubVolumeGroup(volume, name string, o commonRmFlags) error {
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res := fsa.marshalMgrCommand(mergeFlags(map[string]string{
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"prefix": "fs subvolumegroup rm",
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"vol_name": volume,
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"group_name": name,
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"format": "json",
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}, o))
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return res.NoData().End()
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}
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// SubVolumeGroupPath returns the path to the subvolume from the root of the
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// file system.
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//
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// Similar To:
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//
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// ceph fs subvolumegroup getpath <volume> <group_name>
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func (fsa *FSAdmin) SubVolumeGroupPath(volume, name string) (string, error) {
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m := map[string]string{
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"prefix": "fs subvolumegroup getpath",
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"vol_name": volume,
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"group_name": name,
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// ceph doesn't respond in json for this cmd (even if you ask)
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}
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return parsePathResponse(fsa.marshalMgrCommand(m))
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}
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