add base setup as well as catalog for gitea

packages/app/package.json

@@ -28,10 +28,11 @@
     "@backstage/plugin-search-react": "^0.2.1",
     "@backstage/plugin-tech-radar": "^0.5.13",
     "@backstage/plugin-techdocs": "^1.2.0",
-    "@backstage/plugin-techdocs-react": "^1.0.1",
     "@backstage/plugin-techdocs-module-addons-contrib": "^1.0.1",
+    "@backstage/plugin-techdocs-react": "^1.0.1",
     "@backstage/plugin-user-settings": "^0.4.5",
     "@backstage/theme": "^0.2.15",
+    "@internal/plugin-catalog-backend-module-gitea": "^0.1.0",
     "@material-ui/core": "^4.12.2",
     "@material-ui/icons": "^4.9.1",
     "history": "^5.0.0",

packages/app/src/App.tsx

@@ -27,15 +27,35 @@ import { entityPage } from './components/catalog/EntityPage';
 import { searchPage } from './components/search/SearchPage';
 import { Root } from './components/Root';
 
-import { AlertDisplay, OAuthRequestDialog } from '@backstage/core-components';
+import {
+  AlertDisplay,
+  OAuthRequestDialog,
+  SignInPage,
+} from '@backstage/core-components';
 import { createApp } from '@backstage/app-defaults';
 import { FlatRoutes } from '@backstage/core-app-api';
 import { CatalogGraphPage } from '@backstage/plugin-catalog-graph';
 import { PermissionedRoute } from '@backstage/plugin-permission-react';
 import { catalogEntityCreatePermission } from '@backstage/plugin-catalog-common/alpha';
+import { githubAuthApiRef } from '@backstage/core-plugin-api';
+import { CatalogBackendModuleGiteaPage } from '@internal/plugin-catalog-backend-module-gitea';
 
 const app = createApp({
   apis,
+  components: {
+    SignInPage: props => (
+      <SignInPage
+        {...props}
+        auto
+        provider={{
+          id: 'github-auth-provider',
+          title: 'github',
+          message: 'Sign in using GitHub',
+          apiRef: githubAuthApiRef,
+        }}
+      />
+    ),
+  },
   bindRoutes({ bind }) {
     bind(catalogPlugin.externalRoutes, {
       createComponent: scaffolderPlugin.routes.root,
@@ -91,6 +111,7 @@ const routes = (
     </Route>
     <Route path="/settings" element={<UserSettingsPage />} />
     <Route path="/catalog-graph" element={<CatalogGraphPage />} />
+    <Route path="/catalog-backend-module-gitea" element={<CatalogBackendModuleGiteaPage />}/>
   </FlatRoutes>
 );
 

packages/backend/package.json

@@ -16,15 +16,15 @@
     "build-image": "docker build ../.. -f Dockerfile --tag backstage"
   },
   "dependencies": {
-    "app": "link:../app",
     "@backstage/backend-common": "^0.14.0",
     "@backstage/backend-tasks": "^0.3.2",
-    "@backstage/catalog-model": "^1.0.3",
     "@backstage/catalog-client": "^1.0.3",
+    "@backstage/catalog-model": "^1.0.3",
     "@backstage/config": "^1.0.1",
     "@backstage/plugin-app-backend": "^0.3.33",
     "@backstage/plugin-auth-backend": "^0.14.1",
     "@backstage/plugin-catalog-backend": "^1.2.0",
+    "@backstage/plugin-catalog-backend-module-github": "^0.2.2",
     "@backstage/plugin-permission-common": "^0.6.2",
     "@backstage/plugin-permission-node": "^0.6.2",
     "@backstage/plugin-proxy-backend": "^0.2.27",
@@ -33,6 +33,7 @@
     "@backstage/plugin-search-backend-module-pg": "^0.3.4",
     "@backstage/plugin-search-backend-node": "^0.6.2",
     "@backstage/plugin-techdocs-backend": "^1.1.2",
+    "app": "link:../app",
     "dockerode": "^3.3.1",
     "express": "^4.17.1",
     "express-promise-router": "^4.1.0",
@@ -42,8 +43,8 @@
   "devDependencies": {
     "@backstage/cli": "^0.17.2",
     "@types/dockerode": "^3.3.0",
-    "@types/express-serve-static-core": "^4.17.5",
     "@types/express": "^4.17.6",
+    "@types/express-serve-static-core": "^4.17.5",
     "@types/luxon": "^2.0.4",
     "better-sqlite3": "^7.5.0"
   },

packages/backend/src/plugins/auth.ts

@@ -1,11 +1,41 @@
+import {
+  DEFAULT_NAMESPACE,
+  stringifyEntityRef,
+} from '@backstage/catalog-model';
 import {
   createRouter,
   providers,
   defaultAuthProviderFactories,
+  SignInInfo,
+  AuthResolverContext,
 } from '@backstage/plugin-auth-backend';
 import { Router } from 'express';
 import { PluginEnvironment } from '../types';
 
+const unknownUserSignInResolver = async (
+  { profile }: SignInInfo<unknown>,
+  ctx: AuthResolverContext,
+) => {
+  if (!profile.email) {
+    throw new Error('Login failed, user profile does not contain an email');
+  }
+
+  //const [_, localPart] = profile.email.split('@');
+
+  const userEntityRef = stringifyEntityRef({
+    kind: 'User',
+    name: 'kjuulh',
+    namespace: DEFAULT_NAMESPACE,
+  });
+
+  return ctx.issueToken({
+    claims: {
+      sub: userEntityRef,
+      ent: [userEntityRef],
+    },
+  });
+};
+
 export default async function createPlugin(
   env: PluginEnvironment,
 ): Promise<Router> {
@@ -17,36 +47,19 @@ export default async function createPlugin(
     tokenManager: env.tokenManager,
     providerFactories: {
       ...defaultAuthProviderFactories,
-
-      // This replaces the default GitHub auth provider with a customized one.
-      // The `signIn` option enables sign-in for this provider, using the
-      // identity resolution logic that's provided in the `resolver` callback.
-      //
-      // This particular resolver makes all users share a single "guest" identity.
-      // It should only be used for testing and trying out Backstage.
-      //
-      // If you want to use a production ready resolver you can switch to the
-      // the one that is commented out below, it looks up a user entity in the
-      // catalog using the GitHub username of the authenticated user.
-      // That resolver requires you to have user entities populated in the catalog,
-      // for example using https://backstage.io/docs/integrations/github/org
-      //
-      // There are other resolvers to choose from, and you can also create
-      // your own, see the auth documentation for more details:
-      //
-      //   https://backstage.io/docs/auth/identity-resolver
       github: providers.github.create({
         signIn: {
-          resolver(_, ctx) {
-            const userRef = 'user:default/guest'; // Must be a full entity reference
-            return ctx.issueToken({
-              claims: {
-                sub: userRef, // The user's own identity
-                ent: [userRef], // A list of identities that the user claims ownership through
-              },
-            });
-          },
-          // resolver: providers.github.resolvers.usernameMatchingUserEntityName(),
+          //resolver(_, ctx) {
+          //  const userRef = 'user:default/guest'; // Must be a full entity reference
+          //  return ctx.issueToken({
+          //    claims: {
+          //      sub: userRef, // The user's own identity
+          //      ent: [userRef], // A list of identities that the user claims ownership through
+          //    },
+          //  });
+          //},
+          resolver: unknownUserSignInResolver,
+          //resolver: providers.github.resolvers.usernameMatchingUserEntityName(),
         },
       }),
     },

packages/backend/src/plugins/catalog.ts

@@ -2,11 +2,40 @@ import { CatalogBuilder } from '@backstage/plugin-catalog-backend';
 import { ScaffolderEntitiesProcessor } from '@backstage/plugin-scaffolder-backend';
 import { Router } from 'express';
 import { PluginEnvironment } from '../types';
+import { GithubEntityProvider } from '@backstage/plugin-catalog-backend-module-github';
+import { stringifyEntityRef } from '@backstage/catalog-model';
 
 export default async function createPlugin(
   env: PluginEnvironment,
 ): Promise<Router> {
   const builder = await CatalogBuilder.create(env);
+
+  builder.subscribe({
+    onProcessingError: event => {
+      env.logger.error(
+        `Catalog got processing errors on entity ${stringifyEntityRef(
+          event.unprocessedEntity,
+        )}`,
+        {
+          entity: stringifyEntityRef(event.unprocessedEntity),
+          entityDetails: event.unprocessedEntity,
+          errors: event.errors.map(err => JSON.stringify(err)),
+        },
+      );
+    },
+  });
+
+  builder.addEntityProvider(
+    GithubEntityProvider.fromConfig(env.config, {
+      logger: env.logger,
+      schedule: env.scheduler.createScheduledTaskRunner({
+        frequency: { minutes: 30 },
+        timeout: { minutes: 3 },
+      }),
+      scheduler: env.scheduler,
+    }),
+  );
+
   builder.addProcessor(new ScaffolderEntitiesProcessor());
   const { processingEngine, router } = await builder.build();
   await processingEngine.start();