feat: different rate-limits based on the location

src/index.ts

@@ -33,9 +33,8 @@ const limiter = rateLimiter({
   windowMs: 15 * 60 * 1000, // 15 minutes
   limit: 100,
   standardHeaders: "draft-6",
-  keyGenerator: (c) => c.req.header("x-app-service-id") ?? c.req.header("x-forwarded-for") ?? "",
+  keyGenerator: (c) => c.req.header("CF-Connecting-IP") ?? c.req.header("x-forwarded-for") ?? "",
 });
-app.use(limiter);
 
 app.use("*", async (c, next) => {
   c.set("service", null);
@@ -46,6 +45,8 @@ app.use("*", async (c, next) => {
 app.use("/api/", timeout(5000));
 
 app.route("/api/v2", v2Router);
+
+app.use(limiter);
 app.route("/docs", docsRouter);
 
 app.get(

src/routers/v2/index.ts

@@ -1,12 +1,25 @@
 import { Hono } from "hono";
+import { rateLimiter } from "hono-rate-limiter";
+
+import type { ServerContext } from "@/types/hono";
 
 import servicesRouter from "./services";
 import logsRouter from "./logging";
 
-import type { ServerContext } from "@/types/hono";
-
 const app = new Hono<ServerContext>();
 
+const limiter = rateLimiter({
+  windowMs: 5 * 60 * 1000, // 5 minutes
+  limit: 100,
+  standardHeaders: "draft-6",
+  keyGenerator: (c) => {
+    return (
+      c.req.header("x-app-service-id") ?? c.req.header("CF-Connecting-IP") ?? c.req.header("x-forwarded-for") ?? ""
+    );
+  },
+});
+app.use(limiter);
+
 app.route("/service", servicesRouter);
 app.route("/log", logsRouter);