From b5c68f96376855cd031490613cc743d54fab1065 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20St=C3=A1rek?= <jan.starek@ysoft.com>
Date: Wed, 30 Nov 2022 23:53:24 +0100
Subject: [PATCH] Fixed issue with ifconfig.co

---
 openvpn-install.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/openvpn-install.sh b/openvpn-install.sh
index 64d8ed0..08d6422 100755
--- a/openvpn-install.sh
+++ b/openvpn-install.sh
@@ -627,9 +627,13 @@ function installOpenVPN() {
 
 		# Behind NAT, we'll default to the publicly reachable IPv4/IPv6.
 		if [[ $IPV6_SUPPORT == "y" ]]; then
-			PUBLIC_IP=$(curl --retry 5 --retry-connrefused https://ifconfig.co)
+			if ! PUBLIC_IP=$(curl -f --retry 5 --retry-connrefused https://ifconfig.co) ; then
+				PUBLIC_IP=$(dig -6 TXT +short o-o.myaddr.l.google.com @ns1.google.com)
+			fi
 		else
-			PUBLIC_IP=$(curl --retry 5 --retry-connrefused -4 https://ifconfig.co)
+			if ! PUBLIC_IP=$(curl -f --retry 5 --retry-connrefused -4 https://ifconfig.co) ; then
+				PUBLIC_IP=$(dig +short myip.opendns.com @resolver1.opendns.com)
+			fi
 		fi
 		ENDPOINT=${ENDPOINT:-$PUBLIC_IP}
 	fi