89 lines
2.6 KiB
Go
89 lines
2.6 KiB
Go
// Copyright 2019 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package ddl
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import (
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"time"
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"github.com/pingcap/tidb/pkg/ddl/notifier"
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"github.com/pingcap/tidb/pkg/infoschema"
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"github.com/pingcap/tidb/pkg/kv"
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"github.com/pingcap/tidb/pkg/meta/autoid"
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clientv3 "go.etcd.io/etcd/client/v3"
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)
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// Option represents an option to initialize the DDL module
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type Option func(*Options)
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// Options represents all the options of the DDL module needs
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type Options struct {
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EtcdCli *clientv3.Client
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Store kv.Storage
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AutoIDClient *autoid.ClientDiscover
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InfoCache *infoschema.InfoCache
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Lease time.Duration
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SchemaLoader SchemaLoader
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EventPublishStore notifier.Store
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}
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// WithEtcdClient specifies the `clientv3.Client` of DDL used to request the etcd service
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func WithEtcdClient(client *clientv3.Client) Option {
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return func(options *Options) {
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options.EtcdCli = client
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}
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}
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// WithStore specifies the `kv.Storage` of DDL used to request the KV service
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func WithStore(store kv.Storage) Option {
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return func(options *Options) {
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options.Store = store
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}
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}
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// WithInfoCache specifies the `infoschema.InfoCache`
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func WithInfoCache(ic *infoschema.InfoCache) Option {
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return func(options *Options) {
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options.InfoCache = ic
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}
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}
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// WithAutoIDClient specifies the autoid client used by the autoid service for those AUTO_ID_CACHE=1 tables.
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func WithAutoIDClient(cli *autoid.ClientDiscover) Option {
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return func(options *Options) {
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options.AutoIDClient = cli
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}
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}
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// WithLease specifies the schema lease duration
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func WithLease(lease time.Duration) Option {
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return func(options *Options) {
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options.Lease = lease
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}
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}
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// WithSchemaLoader specifies the schema loader used to load schema from storage
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func WithSchemaLoader(loader SchemaLoader) Option {
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return func(options *Options) {
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options.SchemaLoader = loader
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}
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}
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// WithEventPublishStore specifies the store used to publish DDL events
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func WithEventPublishStore(store notifier.Store) Option {
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return func(options *Options) {
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options.EventPublishStore = store
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}
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}
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