DKube/service/pv.go
2022-10-12 10:34:43 +08:00

85 lines
2.1 KiB
Go

package service
import (
"context"
"errors"
"github.com/wonderivan/logger"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var Pv pv
type pv struct{}
type PvsResp struct {
Items []corev1.PersistentVolume `json:"items"`
Total int `json:"total"`
}
func (p *pv) GetPvs(filterName string, limit, page int) (pvsResp *PvsResp, err error) {
pvList, err := K8s.ClientSet.CoreV1().PersistentVolumes().List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取Pv列表失败, " + err.Error()))
return nil, errors.New("获取Pv列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: p.toCells(pvList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
pvs := p.fromCells(data.GenericDataList)
return &PvsResp{
Items: pvs,
Total: total,
}, nil
}
func (p *pv) GetPvDetail(pvName string) (pv *corev1.PersistentVolume, err error) {
pv, err = K8s.ClientSet.CoreV1().PersistentVolumes().Get(context.TODO(), pvName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取Pv详情失败, " + err.Error()))
return nil, errors.New("获取Pv详情失败, " + err.Error())
}
return pv, nil
}
func (p *pv) DeletePv(pvName string) (err error) {
err = K8s.ClientSet.CoreV1().PersistentVolumes().Delete(context.TODO(), pvName, metav1.DeleteOptions{})
if err != nil {
logger.Error(errors.New("删除Pv失败, " + err.Error()))
return errors.New("删除Pv失败, " + err.Error())
}
return nil
}
func (p *pv) toCells(std []corev1.PersistentVolume) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = pvCell(std[i])
}
return cells
}
func (p *pv) fromCells(cells []DataCell) []corev1.PersistentVolume {
pvs := make([]corev1.PersistentVolume, len(cells))
for i := range cells {
pvs[i] = corev1.PersistentVolume(cells[i].(pvCell))
}
return pvs
}