feature: secret scanning architecture and github data source (wip)

backend/src/server/plugins/secret-scanner-v2.ts

@@ -0,0 +1,60 @@
+import type { EmitterWebhookEventName } from "@octokit/webhooks/dist-types/types";
+import { PushEvent } from "@octokit/webhooks-types";
+import { Probot } from "probot";
+
+import { getConfig } from "@app/lib/config/env";
+import { logger } from "@app/lib/logger";
+import { writeLimit } from "@app/server/config/rateLimiter";
+
+export const registerSecretScanningV2Webhooks = async (server: FastifyZodProvider) => {
+  const probotApp = (app: Probot) => {
+    app.on("installation.deleted", async (context) => {
+      const { payload } = context;
+      const { installation } = payload;
+
+      await server.services.secretScanningV2.github.handleInstallationDeleted(installation.id);
+    });
+
+    app.on("installation", async (context) => {
+      const { payload } = context;
+      logger.info({ repositories: payload.repositories }, "Installed secret scanner to");
+    });
+
+    app.on("push", async (context) => {
+      const { payload } = context;
+      await server.services.secretScanningV2.github.handlePushEvent(payload as PushEvent);
+    });
+  };
+
+  const appCfg = getConfig();
+
+  const probot = new Probot({
+    appId: appCfg.INF_APP_CONNECTION_GITHUB_RADAR_APP_ID as string,
+    privateKey: appCfg.INF_APP_CONNECTION_GITHUB_RADAR_APP_PRIVATE_KEY as string,
+    secret: appCfg.INF_APP_CONNECTION_GITHUB_RADAR_APP_WEBHOOK_SECRET as string
+  });
+
+  await probot.load(probotApp);
+
+  server.route({
+    method: "POST",
+    url: "/github",
+    config: {
+      rateLimit: writeLimit
+    },
+    handler: async (req, res) => {
+      const eventName = req.headers["x-github-event"] as EmitterWebhookEventName;
+      const signatureSHA256 = req.headers["x-hub-signature-256"] as string;
+      const id = req.headers["x-github-delivery"] as string;
+
+      await probot.webhooks.verifyAndReceive({
+        id,
+        name: eventName,
+        payload: JSON.stringify(req.body),
+        signature: signatureSHA256
+      });
+
+      return res.send("ok");
+    }
+  });
+};