Merge pull request #813 from spotify/freben/inventory_move_migrations

Move inventory migrations into the plugin itself

plugins/inventory-backend/src/inventory/DatabaseInventory.ts

@@ -15,11 +15,21 @@
  */
 
 import { NotFoundError } from '@backstage/backend-common';
+import path from 'path';
 import Knex from 'knex';
 import { v4 as uuidv4 } from 'uuid';
 import { AddLocationRequest, Component, Inventory, Location } from './types';
 
 export class DatabaseInventory implements Inventory {
+  static async create(database: Knex): Promise<DatabaseInventory> {
+    await database.migrate.latest({
+      directory: path.resolve(__dirname, '..', 'migrations'),
+      loadExtensions: ['.js'],
+    });
+
+    return new DatabaseInventory(database);
+  }
+
   constructor(private readonly database: Knex) {}
 
   async components(): Promise<Component[]> {

plugins/inventory-backend/src/migrations/20200511113813_init.ts

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2020 Spotify AB
+ *
+ * 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 * as Knex from 'knex';
+
+export async function up(knex: Knex): Promise<any> {
+  return knex.schema
+    .createTable('locations', table => {
+      table
+        .uuid('id')
+        .primary()
+        .comment('Auto-generated ID of the location');
+      table
+        .string('type')
+        .notNullable()
+        .comment('The type of location');
+      table
+        .string('target')
+        .notNullable()
+        .comment('The actual target of the location');
+    })
+    .createTable('components', table => {
+      table
+        .string('name')
+        .primary()
+        .comment('The name of the component');
+    });
+}
+
+export async function down(knex: Knex): Promise<any> {
+  return knex.schema.dropTable('components').dropTable('locations');
+}