fix(region): add filter for eip

pkg/compute/models/elasticips.go

@@ -222,6 +222,17 @@ func (manager *SElasticipManager) ListItemFilter(
 					sqlchemy.IsNullOrEmpty(q.Field("associate_id")),
 				),
 			)
+		case api.EIP_ASSOCIATE_TYPE_LOADBALANCER:
+			_lb, err := validators.ValidateModel(userCred, LoadbalancerManager, &query.UsableEipForAssociateId)
+			if err != nil {
+				return nil, err
+			}
+			lb := _lb.(*SLoadbalancer)
+			q = q.Equals("cloudregion_id", lb.CloudregionId)
+			if len(lb.ManagerId) > 0 {
+				q = q.Equals("manager_id", lb.ManagerId)
+			}
+			q = q.IsNullOrEmpty("associate_type")
 		default:
 			return nil, httperrors.NewInputParameterError("Not support associate type %s, only support %s", associateType, api.EIP_ASSOCIATE_VALID_TYPES)
 		}

pkg/mcclient/options/compute/eips.go

@@ -24,7 +24,7 @@ type ElasticipListOptions struct {
 	Region string `help:"List eips in cloudregion"`
 
 	Usable                    *bool  `help:"List all zones that is usable"`
-	UsableEipForAssociateType string `help:"With associate id filter which eip can associate" choices:"server|natgateway"`
+	UsableEipForAssociateType string `help:"With associate id filter which eip can associate" choices:"server|natgateway|loadbalancer"`
 	UsableEipForAssociateId   string `help:"With associate type filter which eip can associate"`
 
 	options.BaseListOptions