DKube v1.0

service/configmap.go

@@ -0,0 +1,102 @@
+package service
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"github.com/wonderivan/logger"
+	corev1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+var ConfigMap configMap
+
+type configMap struct{}
+
+type ConfigMapsResp struct {
+	Items []corev1.ConfigMap `json:"items"`
+	Total int                `json:"total"`
+}
+
+func (c *configMap) GetConfigMaps(filterName, namespace string, limit, page int) (configMapsResp *ConfigMapsResp, err error) {
+	configMapList, err := K8s.ClientSet.CoreV1().ConfigMaps(namespace).List(context.TODO(), metav1.ListOptions{})
+	if err != nil {
+		logger.Error(errors.New("获取ConfigMap列表失败, " + err.Error()))
+		return nil, errors.New("获取ConfigMap列表失败, " + err.Error())
+	}
+	selectableData := &dataSelector{
+		GenericDataList: c.toCells(configMapList.Items),
+		DataSelect: &DataSelectQuery{
+			Filter: &FilterQuery{Name: filterName},
+			Paginate: &PaginateQuery{
+				Limit: limit,
+				Page:  page,
+			},
+		},
+	}
+
+	filtered := selectableData.Filter()
+	total := len(filtered.GenericDataList)
+	data := filtered.Sort().Paginate()
+
+	configMaps := c.fromCells(data.GenericDataList)
+
+	return &ConfigMapsResp{
+		Items: configMaps,
+		Total: total,
+	}, nil
+}
+
+func (c *configMap) GetConfigMapDetail(configMapName, namespace string) (configMap *corev1.ConfigMap, err error) {
+	configMap, err = K8s.ClientSet.CoreV1().ConfigMaps(namespace).Get(context.TODO(), configMapName, metav1.GetOptions{})
+	if err != nil {
+		logger.Error(errors.New("获取ConfigMap详情失败, " + err.Error()))
+		return nil, errors.New("获取ConfigMap详情失败, " + err.Error())
+	}
+
+	return configMap, nil
+}
+
+func (c *configMap) DeleteConfigMap(configMapName, namespace string) (err error) {
+	err = K8s.ClientSet.CoreV1().ConfigMaps(namespace).Delete(context.TODO(), configMapName, metav1.DeleteOptions{})
+	if err != nil {
+		logger.Error(errors.New("删除ConfigMap失败, " + err.Error()))
+		return errors.New("删除ConfigMap失败, " + err.Error())
+	}
+
+	return nil
+}
+
+func (c *configMap) UpdateConfigMap(namespace, content string) (err error) {
+	var configMap = &corev1.ConfigMap{}
+
+	err = json.Unmarshal([]byte(content), configMap)
+	if err != nil {
+		logger.Error(errors.New("反序列化失败, " + err.Error()))
+		return errors.New("反序列化失败, " + err.Error())
+	}
+
+	_, err = K8s.ClientSet.CoreV1().ConfigMaps(namespace).Update(context.TODO(), configMap, metav1.UpdateOptions{})
+	if err != nil {
+		logger.Error(errors.New("更新ConfigMap失败, " + err.Error()))
+		return errors.New("更新ConfigMap失败, " + err.Error())
+	}
+	return nil
+}
+
+func (c *configMap) toCells(std []corev1.ConfigMap) []DataCell {
+	cells := make([]DataCell, len(std))
+	for i := range std {
+		cells[i] = configMapCell(std[i])
+	}
+	return cells
+}
+
+func (c *configMap) fromCells(cells []DataCell) []corev1.ConfigMap {
+	configMaps := make([]corev1.ConfigMap, len(cells))
+	for i := range cells {
+		configMaps[i] = corev1.ConfigMap(cells[i].(configMapCell))
+	}
+
+	return configMaps
+}