From 3cc3be2d50dad62da5a5fec57e96b1f17ea8f0d2 Mon Sep 17 00:00:00 2001
From: titanism <101466223+titanism@users.noreply.github.com>
Date: Wed, 13 Dec 2023 12:37:52 -0600
Subject: [PATCH] :bug: Fixed ipv6 check properly (#232)

It appears your rewrite caused this feature to not work.

See our comment here <https://github.com/upptime/uptime-monitor/pull/231#issuecomment-1854474974>.
---
 src/update.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/update.ts b/src/update.ts
index 11dd646d..5cef65a6 100644
--- a/src/update.ts
+++ b/src/update.ts
@@ -160,12 +160,13 @@ export const update = async (shouldCommit = false) => {
           if (isIP(url)) {
             if (site.ipv6 && !isIPv6(url))
               throw new Error("Site URL must be IPv6 for ipv6 check");
-            else if (site.ipv6)
+          } else {
+            if (site.ipv6)
               address = (await dns.promises.resolve6(url))[0];
             else
               address = (await dns.promises.resolve4(url))[0];
 
-            if (isIP(url) && !isIP(address))
+            if (!isIP(address))
               throw new Error("Site IP address could not be resolved");
           }