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cephfs admin: parse pools info from volume status func 

Add type to parse the pool info from the volume status response.
Use new general response unmarshal function.

Signed-off-by: John Mulligan <jmulligan@redhat.com>
This commit is contained in:
John Mulligan 2020-08-05 13:24:50 -04:00 committed by John Mulligan
parent 4e5424dbfb
commit 272d34a9dd
1 changed files with 13 additions and 16 deletions
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29
cephfs/admin/volume.go
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@ -1,10 +1,5 @@
package admin
import (
"encoding/json"
"fmt"
)
var listVolumesCmd = []byte(`{"prefix":"fs volume ls"}`)
// ListVolumes return a list of volumes in this Ceph cluster.
@ -13,24 +8,26 @@ func (fsa *FSAdmin) ListVolumes() ([]string, error) {
return parseListNames(r, s, err)
}
// VolumePool reports on the pool status for a CephFS volume.
type VolumePool struct {
ID int `json:"id"`
Name string `json:"name"`
Type string `json:"type"`
Available uint64 `json:"avail"`
Used uint64 `json:"used"`
}
// VolumeStatus reports various properties of a CephFS volume.
// TODO: Fill in.
type VolumeStatus struct {
MDSVersion string `json:"mds_version"`
MDSVersion string `json:"mds_version"`
Pools []VolumePool `json:"pools"`
}
func parseVolumeStatus(res []byte, status string, err error) (*VolumeStatus, error) {
if err != nil {
return nil, err
}
if status != "" {
return nil, fmt.Errorf("error status: %s", status)
}
var vs VolumeStatus
if err := json.Unmarshal(res, &vs); err != nil {
return nil, err
}
return &vs, nil
err = unmarshalResponseJSON(res, status, err, &vs)
return &vs, err
}
// VolumeStatus returns a VolumeStatus object for the given volume name.