Merge pull request #666 from gitcoinco/log-ip

Log ip

Author: 0xKurt

src/index.ts

@@ -39,7 +39,7 @@ import type { EventHandlerContext } from "./indexer/indexer.js";
 import { handleEvent as handleAlloV1Event } from "./indexer/allo/v1/handleEvent.js";
 import { handleEvent as handleAlloV2Event } from "./indexer/allo/v2/handleEvent.js";
 import { Database } from "./database/index.js";
-import { decodeJsonWithBigInts } from "./utils/index.js";
+import { decodeJsonWithBigInts, getExternalIP } from "./utils/index.js";
 import { Block } from "chainsauce/dist/cache.js";
 import { createPublicClient, http } from "viem";
 import { IndexerEvents } from "chainsauce/dist/indexer.js";
@@ -121,6 +121,8 @@ async function main(): Promise<void> {
     return decodeJsonWithBigInts(val);
   });
 
+  await getExternalIP(baseLogger);
+
   if (config.cacheDir) {
     if (config.removeCache) {
       await fs.rm(config.cacheDir, { recursive: true });

src/utils/index.ts

@@ -1,5 +1,8 @@
 // TODO: why is eslint not recognizing type narrowing?
 /* eslint-disable @typescript-eslint/no-unsafe-argument */
+
+import { Logger } from "pino";
+
 /* eslint-disable @typescript-eslint/no-unsafe-member-access */
 export function encodeJsonWithBigInts(value: unknown): string {
   return JSON.stringify(value, (_key, value) => {
@@ -31,3 +34,28 @@ export const UINT64_MAX = 18446744073709551615n;
 export const getDateFromTimestamp = (timestamp: bigint): Date | null => {
   return timestamp < UINT64_MAX ? new Date(Number(timestamp) * 1000) : null;
 };
+
+export const getExternalIP = async (logger: Logger): Promise<string> => {
+  const urls = ["https://api.ipify.org?format=json", "http://ipinfo.io/json"];
+  for (const url of urls) {
+    try {
+      logger.debug(`Attempting to fetch IP address from: ${url}`);
+      const response = await fetch(url);
+      if (response.ok) {
+        const { ip } = (await response.json()) as { ip: string };
+        logger.info(`Successfully fetched IP address: ${ip}`);
+        return ip;
+      }
+      throw new Error(`Request failed with status: ${response.status}`);
+    } catch (error) {
+      if (error instanceof Error) {
+        logger.error(`Failed to fetch from ${url}: ${error.message}`);
+      } else {
+        logger.error(`Failed to fetch from ${url}`);
+      }
+    }
+  }
+  throw new Error(
+    "Unable to fetch external IP address from both primary and fallback URLs."
+  );
+};