Version 0.2.0:

commit 54ef9b63c845b58ecce041ed8e189922f0383ee3
Author: Foster Hangdaan <foster@hangdaan.email>
Date:   Mon Nov 13 18:20:32 2023 -0500

    fix: Minor update to app description

commit 823ba6fa0a7a13ccd5e4c83f5f6825f4a53f5e2c
Author: Foster Hangdaan <foster@hangdaan.email>
Date:   Mon Nov 13 18:12:41 2023 -0500

    feat: add endpoint for obtaining IPv4 address

commit 2e265aee602ccde515852b7a98bd1b92d9a42447
Author: Foster Hangdaan <foster@hangdaan.email>
Date:   Mon Nov 13 15:42:08 2023 -0500

    Bump version to 0.2.0

Containerfile

@@ -1,4 +1,4 @@
-# IpMe - A self-hosted API for obtaining a public IP address.
+# IpMe - A self-hosted API for obtaining your public IP address.
 # Copyright (C) 2023 Foster Hangdaan <foster@hangdaan.email>
 
 # This program is free software: you can redistribute it and/or modify

README.org

@@ -2,7 +2,7 @@
 
 * About
 
-A self-hosted API for obtaining public IP address.
+A self-hosted API for obtaining your public IP address.
 
 * Contributing
 

main.ts

@@ -1,5 +1,5 @@
 /*
- * IpMe - A self-hosted API for obtaining a public IP address.
+ * IpMe - A self-hosted API for obtaining your public IP address.
  * Copyright (C) 2023 Foster Hangdaan <foster@hangdaan.email>
  *
  * This program is free software: you can redistribute it and/or modify
@@ -20,9 +20,33 @@ import { getVersion } from "./utils/app.ts";
 
 const port = Number(Deno.env.get("PORT")) || 8000;
 
-const handler = (_req: Request): Response => {
+const ROOT_PATTERN = new URLPattern({ pathname: "/" });
-  return new Response("Hello world");
+
+const handler = (req: Request): Response => {
+  const rootMatch = ROOT_PATTERN.exec(req.url);
+
+  if (rootMatch && req.method === "GET") {
+    const clientIpAddress = req.headers.get("x-forwarded-for")?.split(",").shift() || req.headers.get("host");
+    const url = new URL(req.url);
+    const format = url.searchParams.get("format");
+
+    if (format === "json") {
+      return new Response(JSON.stringify({ ip: clientIpAddress }), {
+        headers: {
+          "content-type": "application/json",
+        },
+      });
+    } else {
+      return new Response(clientIpAddress);
+    }
+  } else {
+    return new Response("Not found", { status: 404 });
+  }
 };
 
+console.log("IpMe - A self-hosted API for obtaining your public IP address.")
 console.log(`Version: ${getVersion()}`);
+console.log("Source Code: https://code.fosterhangdaan.com/foster/ipme")
+console.log("License: GNU AGPL (version 3 or later)")
+
 Deno.serve({ port }, handler);

tests/main.ts

@@ -1,5 +1,5 @@
 /*
- * IpMe - A self-hosted API for obtaining a public IP address.
+ * IpMe - A self-hosted API for obtaining your public IP address.
  * Copyright (C) 2023 Foster Hangdaan <foster@hangdaan.email>
  *
  * This program is free software: you can redistribute it and/or modify

utils/app.ts

@@ -1,5 +1,5 @@
 /*
- * IpMe - Self-hosted API for obtaining a public IP address.
+ * IpMe - A self-hosted API for obtaining your public IP address.
  * Copyright (C) 2023 Foster Hangdaan <foster@hangdaan.email>
  *
  * This program is free software: you can redistribute it and/or modify

version.ts

@@ -1,2 +1,2 @@
-const version = "0.1.0";
+const version = "0.2.0";
 export default version;