github.com/1aal/kubeblocks@v0.0.0-20231107070852-e1c03e598921/pkg/lorry/operations/interface.go (about) 1 /* 2 Copyright (C) 2022-2023 ApeCloud Co., Ltd 3 4 This file is part of KubeBlocks project 5 6 This program is free software: you can redistribute it and/or modify 7 it under the terms of the GNU Affero General Public License as published by 8 the Free Software Foundation, either version 3 of the License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU Affero General Public License for more details. 15 16 You should have received a copy of the GNU Affero General Public License 17 along with this program. If not, see <http://www.gnu.org/licenses/>. 18 */ 19 20 package operations 21 22 import ( 23 "context" 24 25 "github.com/pkg/errors" 26 ) 27 28 type Operation interface { 29 Init(context.Context) error 30 IsReadonly(context.Context) bool 31 PreCheck(context.Context, *OpsRequest) error 32 Do(context.Context, *OpsRequest) (*OpsResponse, error) 33 } 34 35 type Base struct { 36 } 37 38 func (b *Base) Init(ctx context.Context) error { 39 return nil 40 } 41 42 func (b *Base) IsReadonly(ctx context.Context) bool { 43 return false 44 } 45 46 func (b *Base) PreCheck(ctx context.Context, request *OpsRequest) error { 47 return nil 48 } 49 50 func (b *Base) Do(ctx context.Context, request *OpsRequest) (*OpsResponse, error) { 51 return nil, errors.New("not implemented") 52 }