feat(scaffolder): starting to move things around and remove the old scaffolder data

plugins/scaffolder-backend/package.json

@@ -38,6 +38,7 @@
     "@backstage/cli": "^0.1.1-alpha.8",
     "@types/fs-extra": "^9.0.1",
     "@types/supertest": "^2.0.8",
-    "supertest": "^4.0.2"
+    "supertest": "^4.0.2",
+    "yaml": "^1.10.0"
   }
 }

plugins/scaffolder-backend/src/scaffolder/prepare/file.ts

@@ -13,3 +13,37 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+// import fs from 'fs-extra';
+import fs from 'fs';
+import {
+  TemplateEntityV1alpha1,
+  LOCATION_ANNOTATION,
+} from '@backstage/catalog-model';
+import { InputError } from '@backstage/backend-common';
+import { PreparerBase } from './types';
+
+export class FilePreparer implements PreparerBase {
+  async prepare(template: TemplateEntityV1alpha1): Promise<string> {
+    const location = template?.metadata?.annotations?.[LOCATION_ANNOTATION];
+
+    const [locationType, actualLocation] = (location ?? '').split(/:(.+)/);
+    if (locationType !== 'file') {
+      throw new InputError(
+        `Wrong location type: ${locationType}, should be 'file'`,
+      );
+    }
+
+    if (!actualLocation) {
+      throw new InputError(
+        `Couldn't parse location for template: ${template.metadata.name}`,
+      );
+    }
+
+    const templateId = template.metadata.name;
+
+    const tempDir = await fs.promises.mkdtemp(templateId);
+
+    // await fs.copy(actualLocation, tempDir);
+    return tempDir;
+  }
+}

plugins/scaffolder-backend/src/scaffolder/prepare/preparers.ts

@@ -15,7 +15,10 @@
  */
 
 import { PreparerBase, RemoteLocation, PreparerBuilder } from './types';
-import { TemplateEntityV1alpha1 } from '@backstage/catalog-model';
+import {
+  TemplateEntityV1alpha1,
+  LOCATION_ANNOTATION,
+} from '@backstage/catalog-model';
 
 export class Preparers implements PreparerBuilder {
   private preparerMap = new Map<RemoteLocation, PreparerBase>();
@@ -38,8 +41,7 @@ export class Preparers implements PreparerBuilder {
   private getPreparerKeyFromEntity(
     entity: TemplateEntityV1alpha1,
   ): RemoteLocation {
-    const annotation =
-      entity.metadata.annotations?.['backstage.io/managed-by-location'] ?? '';
+    const annotation = entity.metadata.annotations?.[LOCATION_ANNOTATION] ?? '';
     const [key] = annotation?.split(':');
 
     if (!key) {

plugins/scaffolder-backend/src/service/router.ts

@@ -35,7 +35,7 @@ export async function createRouter(
 
   router.post('/v1/jobs', async (_, res) => {
     // TODO(blam): Actually make this function work
-    // res.status(201).json({ accepted: true });
+    res.status(201).json({ accepted: true });
 
     const mockEntity: TemplateEntityV1alpha1 = {
       apiVersion: 'backstage.io/v1alpha1',

plugins/scaffolder-backend/test/mock-failing-template-dir/mock-template-2/template-info.json

@@ -1,6 +0,0 @@
-{
-  "id": "mock-template-2",
-  "name": "mockmannen",
-  "description": "mock template for building stuff in backstage",
-  "ownerId": "blam"
-}

plugins/scaffolder-backend/test/mock-failing-template-dir/mock-template/template-info.json

@@ -1,7 +0,0 @@
-{
-  "id": "mock-template",
-  "name": "mockmannen",
-  "description": "mock template for building stuff in backstage",
-  "ownerId": "blam",
-  <heres some invalid hson>
-}

plugins/scaffolder-backend/test/mock-multiple-templates-dir/mock-template-2/template-info.json

@@ -1,6 +0,0 @@
-{
-  "id": "mock-template-2",
-  "name": "mockmannen",
-  "description": "mock template for building stuff in backstage",
-  "ownerId": "blam"
-}

plugins/scaffolder-backend/test/mock-multiple-templates-dir/mock-template/template-info.json

@@ -1,6 +0,0 @@
-{
-  "id": "mock-template",
-  "name": "mockmannen",
-  "description": "mock template for building stuff in backstage",
-  "ownerId": "blam"
-}

plugins/scaffolder-backend/test/mock-simple-template-dir/mock-template/template-info.json

@@ -1,6 +0,0 @@
-{
-  "id": "mock-template",
-  "name": "mockmannen",
-  "description": "mock template for building stuff in backstage",
-  "ownerId": "blam"
-}