From 18645fc08fbcf442329c32e4d090c0655a0570bd Mon Sep 17 00:00:00 2001
From: SergeantPanda <chester.cullen@gmail.com>
Date: Mon, 22 Dec 2025 16:39:09 -0600
Subject: [PATCH] Bug Fix: Re-apply failed merge to fix clients that don't have
 ipv6 support.

---
 CHANGELOG.md                       | 1 +
 docker/init/03-init-dispatcharr.sh | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index adb9c748..d10635e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 
 - XtreamCodes EPG `has_archive` field now returns integer `0` instead of string `"0"` for proper JSON type consistency
+- nginx now gracefully handles hosts without IPv6 support by automatically disabling IPv6 binding at startup (Fixes #744)
 
 ## [0.15.0] - 2025-12-20
 
diff --git a/docker/init/03-init-dispatcharr.sh b/docker/init/03-init-dispatcharr.sh
index c9eaf18b..03fe6816 100644
--- a/docker/init/03-init-dispatcharr.sh
+++ b/docker/init/03-init-dispatcharr.sh
@@ -36,6 +36,14 @@ if ! [[ "$DISPATCHARR_PORT" =~ ^[0-9]+$ ]]; then
 fi
 sed -i "s/NGINX_PORT/${DISPATCHARR_PORT}/g" /etc/nginx/sites-enabled/default
 
+# Configure nginx based on IPv6 availability
+if ip -6 addr show | grep -q "inet6"; then
+    echo "✅ IPv6 is available, enabling IPv6 in nginx"
+else
+    echo "⚠️  IPv6 not available, disabling IPv6 in nginx"
+    sed -i '/listen \[::\]:/d' /etc/nginx/sites-enabled/default
+fi
+
 # NOTE: mac doesn't run as root, so only manage permissions
 # if this script is running as root
 if [ "$(id -u)" = "0" ]; then