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search_service.ts
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search_service.ts
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/*
* Licensed to Elasticsearch B.V. under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch B.V. 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.
*/
import {
PluginInitializerContext,
Plugin,
CoreSetup,
IContextContainer,
} from '../../../../core/server';
import { registerSearchRoute } from './routes';
import { ISearchSetup } from './i_search_setup';
import { createApi } from './create_api';
import {
TSearchStrategiesMap,
TSearchStrategyProvider,
TRegisterSearchStrategyProvider,
} from './i_search_strategy';
import { IRouteHandlerSearchContext } from './i_route_handler_search_context';
import { esSearchService } from './es_search';
declare module 'kibana/server' {
interface RequestHandlerContext {
search?: IRouteHandlerSearchContext;
}
}
export class SearchService implements Plugin<ISearchSetup, void> {
private searchStrategies: TSearchStrategiesMap = {};
private contextContainer?: IContextContainer<TSearchStrategyProvider<any>>;
constructor(private initializerContext: PluginInitializerContext) {}
public setup(core: CoreSetup): ISearchSetup {
const router = core.http.createRouter();
registerSearchRoute(router);
this.contextContainer = core.context.createContextContainer();
core.http.registerRouteHandlerContext<'search'>('search', context => {
return createApi({
caller: context.core!.elasticsearch.dataClient.callAsCurrentUser,
searchStrategies: this.searchStrategies,
});
});
const registerSearchStrategyProvider: TRegisterSearchStrategyProvider = (
plugin,
name,
strategyProvider
) => {
this.searchStrategies[name] = this.contextContainer!.createHandler(plugin, strategyProvider);
};
const api: ISearchSetup = {
registerSearchStrategyContext: this.contextContainer!.registerContext,
registerSearchStrategyProvider,
__LEGACY: {
search: (caller, request, strategyName) => {
const searchAPI = createApi({
caller,
searchStrategies: this.searchStrategies,
});
return searchAPI.search(request, {}, strategyName);
},
},
};
api.registerSearchStrategyContext(this.initializerContext.opaqueId, 'core', () => core);
api.registerSearchStrategyContext(
this.initializerContext.opaqueId,
'config$',
() => this.initializerContext.config.legacy.globalConfig$
);
// ES search capabilities are written in a way that it could easily be a separate plugin,
// however these two plugins are tightly coupled due to the default search strategy using
// es search types.
esSearchService(this.initializerContext).setup(core, { search: api });
return api;
}
public start() {}
public stop() {}
}