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

85 lines
2.3 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 Namespace namespace
type namespace struct{}
type NamespacesResp struct {
Items []corev1.Namespace `json:"items"`
Total int `json:"total"`
}
func (n *namespace) GetNamespaces(filterName string, limit, page int) (namespacesResp *NamespacesResp, err error) {
namespaceList, err := K8s.ClientSet.CoreV1().Namespaces().List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取Namespace列表失败, " + err.Error()))
return nil, errors.New("获取Namespace列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: n.toCells(namespaceList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
namespaces := n.fromCells(data.GenericDataList)
return &NamespacesResp{
Items: namespaces,
Total: total,
}, nil
}
func (n *namespace) GetNamespaceDetail(namespaceName string) (namespace *corev1.Namespace, err error) {
namespace, err = K8s.ClientSet.CoreV1().Namespaces().Get(context.TODO(), namespaceName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取Namespace详情失败, " + err.Error()))
return nil, errors.New("获取Namespace详情失败, " + err.Error())
}
return namespace, nil
}
func (n *namespace) DeleteNamespace(namespaceName string) (err error) {
err = K8s.ClientSet.CoreV1().Namespaces().Delete(context.TODO(), namespaceName, metav1.DeleteOptions{})
if err != nil {
logger.Error(errors.New("删除Namespace失败, " + err.Error()))
return errors.New("删除Namespace失败, " + err.Error())
}
return nil
}
func (n *namespace) toCells(std []corev1.Namespace) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = namespaceCell(std[i])
}
return cells
}
func (n *namespace) fromCells(cells []DataCell) []corev1.Namespace {
namespaces := make([]corev1.Namespace, len(cells))
for i := range cells {
namespaces[i] = corev1.Namespace(cells[i].(namespaceCell))
}
return namespaces
}