Introduce Lighthouse Backend with Scheduling of Audits

Signed-off-by: Dominik Pfaffenbauer <dominik@pfaffenbauer.at>

packages/backend/package.json

@@ -49,6 +49,7 @@
     "@backstage/plugin-jenkins-backend": "workspace:^",
     "@backstage/plugin-kafka-backend": "workspace:^",
     "@backstage/plugin-kubernetes-backend": "workspace:^",
+    "@backstage/plugin-lighthouse-backend": "workspace:^",
     "@backstage/plugin-permission-backend": "workspace:^",
     "@backstage/plugin-permission-common": "workspace:^",
     "@backstage/plugin-permission-node": "workspace:^",

packages/backend/src/index.ts

@@ -62,6 +62,7 @@ import jenkins from './plugins/jenkins';
 import permission from './plugins/permission';
 import playlist from './plugins/playlist';
 import adr from './plugins/adr';
+import lighthouse from './plugins/lighthouse';
 import { PluginEnvironment } from './types';
 import { ServerPermissionClient } from '@backstage/plugin-permission-node';
 import { DefaultIdentityClient } from '@backstage/plugin-auth-node';
@@ -148,6 +149,7 @@ async function main() {
   const playlistEnv = useHotMemoize(module, () => createEnv('playlist'));
   const eventsEnv = useHotMemoize(module, () => createEnv('events'));
   const exploreEnv = useHotMemoize(module, () => createEnv('explore'));
+  const lighthouseEnv = useHotMemoize(module, () => createEnv('lighthouse'));
 
   const eventBasedEntityProviders = await catalogEventBasedProviders(
     catalogEnv,
@@ -180,6 +182,8 @@ async function main() {
   apiRouter.use('/adr', await adr(adrEnv));
   apiRouter.use(notFoundHandler());
 
+  await lighthouse(lighthouseEnv);
+
   const service = createServiceBuilder(module)
     .loadConfig(config)
     .addRouter('', await healthcheck(healthcheckEnv))

packages/backend/src/plugins/lighthouse.ts

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2020 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 { create } from '@backstage/plugin-lighthouse-backend';
+import { PluginEnvironment } from '../types';
+import { CatalogClient } from '@backstage/catalog-client';
+
+export default async function createPlugin(env: PluginEnvironment) {
+  const { logger, scheduler, config } = env;
+
+  const catalogClient = new CatalogClient({
+    discoveryApi: env.discovery,
+  });
+
+  await create({ logger, scheduler, config, catalogClient });
+}