| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package sync |
| |
| import ( |
| "context" |
| "encoding/json" |
| |
| "github.com/go-chassis/cari/sync" |
| "github.com/little-cui/etcdadpt" |
| |
| "github.com/apache/servicecomb-service-center/datasource" |
| "github.com/apache/servicecomb-service-center/eventbase/datasource/etcd/key" |
| "github.com/apache/servicecomb-service-center/pkg/util" |
| ) |
| |
| type Options struct { |
| ResourceID string |
| Opts map[string]string |
| } |
| |
| type Option func(options *Options) |
| |
| func NewSyncOptions() Options { |
| return Options{} |
| } |
| |
| func WithResourceID(resourceID string) Option { |
| return func(options *Options) { |
| options.ResourceID = resourceID |
| } |
| } |
| |
| func WithOpts(opts map[string]string) Option { |
| return func(options *Options) { |
| options.Opts = opts |
| } |
| } |
| |
| func GenCreateOpts(ctx context.Context, resourceType string, resource interface{}, |
| options ...Option) ([]etcdadpt.OpOptions, error) { |
| return genOpts(ctx, sync.CreateAction, resourceType, resource, options...) |
| } |
| |
| func GenUpdateOpts(ctx context.Context, resourceType string, resource interface{}, |
| options ...Option) ([]etcdadpt.OpOptions, error) { |
| return genOpts(ctx, sync.UpdateAction, resourceType, resource, options...) |
| } |
| |
| func GenDeleteOpts(ctx context.Context, resourceType, resourceID string, resource interface{}, |
| options ...Option) ([]etcdadpt.OpOptions, error) { |
| options = append(options, WithResourceID(resourceID)) |
| return genOpts(ctx, sync.DeleteAction, resourceType, resource, options...) |
| |
| } |
| |
| func genOpts(ctx context.Context, action string, resourceType string, resource interface{}, |
| options ...Option) ([]etcdadpt.OpOptions, error) { |
| if !datasource.EnableSync { |
| return nil, nil |
| } |
| syncOpts := NewSyncOptions() |
| for _, option := range options { |
| option(&syncOpts) |
| } |
| taskOpt, err := genTaskOpt(ctx, action, resourceType, resource, &syncOpts) |
| if err != nil { |
| return nil, err |
| } |
| if action != sync.DeleteAction { |
| return []etcdadpt.OpOptions{taskOpt}, nil |
| } |
| tombstoneOpt, err := genTombstoneOpt(ctx, resourceType, syncOpts.ResourceID) |
| if err != nil { |
| return nil, err |
| } |
| return []etcdadpt.OpOptions{taskOpt, tombstoneOpt}, nil |
| } |
| |
| func genTaskOpt(ctx context.Context, action string, resourceType string, resource interface{}, |
| syncOpts *Options) (etcdadpt.OpOptions, error) { |
| domain := util.ParseDomain(ctx) |
| project := util.ParseProject(ctx) |
| task, err := sync.NewTask(domain, project, action, resourceType, resource) |
| if err != nil { |
| return etcdadpt.OpOptions{}, err |
| } |
| if syncOpts.Opts != nil { |
| task.Opts = syncOpts.Opts |
| } |
| taskBytes, err := json.Marshal(task) |
| if err != nil { |
| return etcdadpt.OpOptions{}, err |
| } |
| taskOpPut := etcdadpt.OpPut(etcdadpt.WithStrKey(key.TaskKey(domain, project, |
| task.ID, task.Timestamp)), etcdadpt.WithValue(taskBytes)) |
| return taskOpPut, nil |
| } |
| |
| func genTombstoneOpt(ctx context.Context, resourceType, resourceID string) (etcdadpt.OpOptions, error) { |
| domain := util.ParseDomain(ctx) |
| project := util.ParseProject(ctx) |
| tombstone := sync.NewTombstone(domain, project, resourceType, resourceID) |
| tombstoneBytes, err := json.Marshal(tombstone) |
| if err != nil { |
| return etcdadpt.OpOptions{}, err |
| } |
| tombstoneOpPut := etcdadpt.OpPut(etcdadpt.WithStrKey(key.TombstoneKey(domain, project, tombstone.ResourceType, |
| tombstone.ResourceID)), etcdadpt.WithValue(tombstoneBytes)) |
| return tombstoneOpPut, nil |
| } |