fix(create-app): updated the backend template to match new functionality

app-config.yaml

@@ -61,6 +61,11 @@ catalog:
       - https://github.com/spotify/backstage/blob/master/packages/catalog-model/examples/playback-lib-component.yaml
       - https://github.com/spotify/backstage/blob/master/packages/catalog-model/examples/www-artist-component.yaml
       - https://github.com/spotify/backstage/blob/master/packages/catalog-model/examples/shuffle-api-component.yaml
+      - https://github.com/spotify/backstage/blob/master/plugins/scaffolder-backend/sample-templates/react-ssr-template/template.yaml
+      - https://github.com/spotify/backstage/blob/master/plugins/scaffolder-backend/sample-templates/springboot-grpc-template/template.yaml
+      - https://github.com/spotify/backstage/blob/master/plugins/scaffolder-backend/sample-templates/create-react-app/template.yaml
+      - https://github.com/spotify/cookiecutter-golang/blob/master/template.yaml
+      - https://github.com/spotify/backstage/blob/master/plugins/scaffolder-backend/sample-templates/docs-template/template.yaml
 
 auth:
   providers:

packages/create-app/templates/default-app/app-config.yaml.hbs

@@ -13,6 +13,28 @@ backend:
     origin: http://localhost:3000
     methods: [GET, POST, PUT, DELETE]
     credentials: true
+  {{#if dbTypeSqlite}}
+  database:
+    client: sqlite3
+    connection: ':memory:'
+  {{/if}}
+  {{#if dbTypePG}}
+  database:
+    client: pg
+    connection:
+      host:
+        $secret:
+          env: POSTGRES_HOST
+      port:
+        $secret:
+          env: POSTGRES_PORT
+      user:
+        $secret:
+          env: POSTGRES_USER
+      password:
+        $secret:
+          env: POSTGRES_PASSWORD
+  {{/if}}
 
 proxy:
   '/test':
@@ -27,7 +49,7 @@ auth:
 
 catalog:
   locations:
-    # Backstage Example Component
+    # Backstage example components
     - type: github
       target: https://github.com/spotify/backstage/blob/master/packages/catalog-model/examples/artist-lookup-component.yaml
     - type: github
@@ -44,8 +66,7 @@ catalog:
       target: https://github.com/spotify/backstage/blob/master/packages/catalog-model/examples/www-artist-component.yaml
     - type: github
       target: https://github.com/spotify/backstage/blob/master/packages/catalog-model/examples/shuffle-api-component.yaml
-
-    # Backstage Example Templates
+    # Backstage example templates
     - type: github
       target: https://github.com/spotify/backstage/blob/master/plugins/scaffolder-backend/sample-templates/react-ssr-template/template.yaml
     - type: github

packages/create-app/templates/default-app/packages/backend/src/index.ts

@@ -7,18 +7,13 @@
  */
 
 import {
+  createDatabase,
   createServiceBuilder,
   loadBackendConfig,
   getRootLogger,
   useHotMemoize,
 } from '@backstage/backend-common';
 import { ConfigReader, AppConfig } from '@backstage/config';
-{{#if dbTypePG}}
-import knex, { PgConnectionConfig } from 'knex';
-{{/if}}
-{{#if dbTypeSqlite}}
-import knex from 'knex';
-{{/if}}
 import auth from './plugins/auth';
 import catalog from './plugins/catalog';
 import identity from './plugins/identity';
@@ -32,30 +27,10 @@ function makeCreateEnv(loadedConfigs: AppConfig[]) {
 
   return (plugin: string): PluginEnvironment => {
     const logger = getRootLogger().child({ type: 'plugin', plugin });
-
-    {{#if dbTypePG}}
-    const knexConfig = {
-      client: 'pg',
-      useNullAsDefault: true,
+    const database = createDatabase(config.getConfig('backend.database'), {
       connection: {
-        port: process.env.POSTGRES_PORT,
-        host: process.env.POSTGRES_HOST,
-        user: process.env.POSTGRES_USER,
-        password: process.env.POSTGRES_PASSWORD,
         database: `backstage_plugin_${plugin}`,
-      } as PgConnectionConfig,
-    };
-    {{/if}}
-    {{#if dbTypeSqlite}}
-    const knexConfig = {
-      client: 'sqlite3',
-      connection: ':memory:',
-      useNullAsDefault: true,
-    };
-    {{/if}}
-    const database = knex(knexConfig);
-    database.client.pool.on('createSuccess', (_eventId: any, resource: any) => {
-      resource.run('PRAGMA foreign_keys = ON', () => {});
+      },
     });
     return { logger, database, config };
   };