Remove example code

Signed-off-by: sblausten <sam@roadie.io>

packages/backend/package.json

@@ -40,7 +40,6 @@
     "@backstage/plugin-azure-sites-backend": "workspace:^",
     "@backstage/plugin-badges-backend": "workspace:^",
     "@backstage/plugin-catalog-backend": "workspace:^",
-    "@backstage/plugin-catalog-backend-module-github": "workspace:^",
     "@backstage/plugin-catalog-node": "workspace:^",
     "@backstage/plugin-code-coverage-backend": "workspace:^",
     "@backstage/plugin-entity-feedback-backend": "workspace:^",

packages/backend/src/index.ts

@@ -38,10 +38,11 @@ import {
 import { TaskScheduler } from '@backstage/backend-tasks';
 import { Config } from '@backstage/config';
 import healthcheck from './plugins/healthcheck';
-import { metricsHandler, metricsInit } from './metrics';
+import { metricsInit, metricsHandler } from './metrics';
 import auth from './plugins/auth';
 import azureDevOps from './plugins/azure-devops';
 import catalog from './plugins/catalog';
+import catalogEventBasedProviders from './plugins/catalogEventBasedProviders';
 import codeCoverage from './plugins/codecoverage';
 import entityFeedback from './plugins/entityFeedback';
 import events from './plugins/events';
@@ -67,7 +68,6 @@ import linguist from './plugins/linguist';
 import { PluginEnvironment } from './types';
 import { ServerPermissionClient } from '@backstage/plugin-permission-node';
 import { DefaultIdentityClient } from '@backstage/plugin-auth-node';
-import createCatalogEventBasedProviders from './plugins/catalogEventBasedProviders';
 
 function makeCreateEnv(config: Config) {
   const root = getRootLogger();
@@ -156,7 +156,7 @@ async function main() {
   const exploreEnv = useHotMemoize(module, () => createEnv('explore'));
   const lighthouseEnv = useHotMemoize(module, () => createEnv('lighthouse'));
 
-  const eventBasedEntityProviders = await createCatalogEventBasedProviders(
+  const eventBasedEntityProviders = await catalogEventBasedProviders(
     catalogEnv,
   );
   const linguistEnv = useHotMemoize(module, () => createEnv('linguist'));

packages/backend/src/plugins/catalog.ts

@@ -19,32 +19,14 @@ import { EntityProvider } from '@backstage/plugin-catalog-node';
 import { ScaffolderEntitiesProcessor } from '@backstage/plugin-scaffolder-backend';
 import { Router } from 'express';
 import { PluginEnvironment } from '../types';
-import { InMemoryEventBroker } from '@backstage/plugin-events-backend';
-import { GithubEntityProvider } from '@backstage/plugin-catalog-backend-module-github';
-import { ConflictEventSubscriber } from './conflictEventSubscriber';
 
 export default async function createPlugin(
   env: PluginEnvironment,
   providers?: Array<EntityProvider>,
 ): Promise<Router> {
   const builder = await CatalogBuilder.create(env);
-  const githubEntityProviders = GithubEntityProvider.fromConfig(env.config, {
-    logger: env.logger,
-    // optional: alternatively, use scheduler with schedule defined in app-config.yaml
-    schedule: env.scheduler.createScheduledTaskRunner({
-      frequency: { minutes: 5 },
-      timeout: { minutes: 3 },
-    }),
-    scheduler: env.scheduler,
-  });
-  builder.addEntityProvider(githubEntityProviders);
   builder.addProcessor(new ScaffolderEntitiesProcessor());
   builder.addEntityProvider(providers ?? []);
-  const conflictBroker = new InMemoryEventBroker(env.logger);
-  conflictBroker.subscribe(
-    new ConflictEventSubscriber(env.logger, ['conflicts']),
-  );
-  builder.setConflictEventBroker(conflictBroker);
   const { processingEngine, router } = await builder.build();
   await processingEngine.start();
   return router;

packages/backend/src/plugins/conflictEventSubscriber.ts

@@ -1,50 +0,0 @@
-/*
- * Copyright 2023 The Backstage Authors
- *
- * Licensed 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 {
-  EntityProvider,
-  EntityProviderConnection,
-} from '@backstage/plugin-catalog-node';
-import { EventParams, EventSubscriber } from '@backstage/plugin-events-node';
-import { Logger } from 'winston';
-
-export class ConflictEventSubscriber
-  implements EntityProvider, EventSubscriber
-{
-  constructor(
-    private readonly logger: Logger,
-    private readonly topics: string[],
-  ) {}
-
-  async onEvent(params: EventParams): Promise<void> {
-    this.logger.info(
-      `onEvent: topic=${params.topic}, metadata=${JSON.stringify(
-        params.metadata,
-      )}, payload=${JSON.stringify(params.eventPayload)}`,
-    );
-  }
-
-  supportsEventTopics(): string[] {
-    return this.topics;
-  }
-
-  async connect(_: EntityProviderConnection): Promise<void> {
-    // not doing anything here
-  }
-
-  getProviderName(): string {
-    return ConflictEventSubscriber.name;
-  }
-}