From b153f13a1d561e7ee8c16d8f7e83bbfb59b6e183 Mon Sep 17 00:00:00 2001
From: "google-labs-jules[bot]"
 <161369871+google-labs-jules[bot]@users.noreply.github.com>
Date: Thu, 25 Jun 2026 20:48:06 +0000
Subject: [PATCH] =?UTF-8?q?=F0=9F=9B=A1=EF=B8=8F=20Sentinel:=20[MEDIUM]=20?=
 =?UTF-8?q?Add=20missing=20timeouts=20to=20external=20API=20calls?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Added explicit timeouts to `fetch()` calls in `src/lib/network.ts`, `src/lib/snap-market.ts`, and `scripts/sync-sources.mjs` using `AbortSignal.timeout()` to prevent hanging requests and potential server resource exhaustion.

Co-authored-by: felirami <6752178+felirami@users.noreply.github.com>
---
 scripts/sync-sources.mjs | 3 +++
 src/lib/network.ts       | 1 +
 src/lib/snap-market.ts   | 2 ++
 3 files changed, 6 insertions(+)

diff --git a/scripts/sync-sources.mjs b/scripts/sync-sources.mjs
index 7dbc002..3f37eee 100644
--- a/scripts/sync-sources.mjs
+++ b/scripts/sync-sources.mjs
@@ -22,6 +22,7 @@ const SOURCE_REPO_ORDER = ["hypersnap", "hypersnap-docs-web", "snap", "protocol"
 
 const DOCS_LINK_LIMIT = 80;
 const README_HEADING_LIMIT = 10;
+const GITHUB_FETCH_TIMEOUT_MS = 10_000;
 
 const githubToken = process.env.GITHUB_TOKEN || process.env.GH_TOKEN;
 
@@ -32,6 +33,7 @@ async function fetchGithubJson(url, { optional = false } = {}) {
       "X-GitHub-Api-Version": "2022-11-28",
       ...(githubToken ? { Authorization: `Bearer ${githubToken}` } : {}),
     },
+    signal: AbortSignal.timeout(GITHUB_FETCH_TIMEOUT_MS),
   });
 
   if ((response.status === 404 || response.status === 409) && optional) {
@@ -53,6 +55,7 @@ async function fetchGithubText(url, { optional = false } = {}) {
       "X-GitHub-Api-Version": "2022-11-28",
       ...(githubToken ? { Authorization: `Bearer ${githubToken}` } : {}),
     },
+    signal: AbortSignal.timeout(GITHUB_FETCH_TIMEOUT_MS),
   });
 
   if ((response.status === 404 || response.status === 409) && optional) {
diff --git a/src/lib/network.ts b/src/lib/network.ts
index 049cc1e..8a390b6 100644
--- a/src/lib/network.ts
+++ b/src/lib/network.ts
@@ -85,6 +85,7 @@ export async function getNetworkStatus(): Promise<NetworkStatus> {
       headers: {
         Accept: "application/json",
       },
+      signal: AbortSignal.timeout(NODE_PROBE_TIMEOUT_MS),
     });
 
     if (!response.ok) {
diff --git a/src/lib/snap-market.ts b/src/lib/snap-market.ts
index 19b7c1a..7996ea4 100644
--- a/src/lib/snap-market.ts
+++ b/src/lib/snap-market.ts
@@ -1,6 +1,7 @@
 import { SNAP, correctedSnapFdv } from "@/lib/snap";
 
 export const SNAP_MARKET_REVALIDATE = 30;
+export const SNAP_MARKET_TIMEOUT_MS = 10_000;
 
 type DexPeriod = {
   buys?: number;
@@ -79,6 +80,7 @@ export async function getSnapMarketData(): Promise<SnapMarketResponse> {
         "user-agent": "hypersnap.org market data checker",
       },
       next: { revalidate: SNAP_MARKET_REVALIDATE },
+      signal: AbortSignal.timeout(SNAP_MARKET_TIMEOUT_MS),
     });
 
     if (!response.ok) {