From 462b2fe10cf45da3dbcb5ee20ca6dfb79f46e6b6 Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jan.tuomi@valuemotive.com>
Date: Thu, 4 Nov 2021 13:34:02 +0200
Subject: Initial commit

---
 server/google.ts | 24 ++++++++++++++++++++++++
 server/server.ts | 19 +++++++++++++++++++
 2 files changed, 43 insertions(+)
 create mode 100644 server/google.ts
 create mode 100644 server/server.ts

(limited to 'server')

diff --git a/server/google.ts b/server/google.ts
new file mode 100644
index 0000000..3fe6362
--- /dev/null
+++ b/server/google.ts
@@ -0,0 +1,24 @@
+import got from "got/dist/source";
+
+export const fetchIdToken = async function (aud: string): Promise<string> {
+    const metadataServerTokenURL = `http://metadata/computeMetadata/v1/instance/service-accounts/default/identity?audience=${aud}`;
+
+    let resp;
+    try {
+        resp = await got(metadataServerTokenURL, {
+            headers: {
+                "Metadata-Flavor": "Google"
+            }
+        });
+    } catch (err) {
+        console.error(err);
+        throw new Error("Failed to fetch ID token from Google metadata endpoint");
+    }
+
+    const token = resp.body;
+    if (!token) {
+        throw new Error("ID token from Google metadata endpoint is empty");
+    }
+
+    return token;
+};
diff --git a/server/server.ts b/server/server.ts
new file mode 100644
index 0000000..462678c
--- /dev/null
+++ b/server/server.ts
@@ -0,0 +1,19 @@
+import express from "express";
+import next from "next";
+
+const port = parseInt(process.env.PORT || "", 10) || 3000;
+const dev = process.env.NODE_ENV !== "production";
+const app = next({ dev });
+const handle = app.getRequestHandler();
+
+app.prepare().then(async () => {
+    const server = express();
+
+    server.get("*", (req, res) => {
+        return handle(req, res);
+    });
+
+    server.listen(port, () => {
+        console.log(`> Ready on http://localhost:${port}`);
+    });
+});
-- 
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