ensure cut port is integer and not string (hostname)

binhex · Sep 29, 2020 · b7ce500 · b7ce500
1 parent 798297a
commit b7ce500
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/build/root/install.sh b/build/root/install.sh
@@ -202,7 +202,7 @@ if [[ $VPN_ENABLED == "yes" ]]; then
 				continue
 			fi
 
-			vpn_remote_port_cut=$(echo "${vpn_remote_line_item}" | cut -d " " -f2 || true)
+			vpn_remote_port_cut=$(echo "${vpn_remote_line_item}" | cut -d " " -f2 | grep -P -o '^[\d]{4,5}$' || true)
 
 			if [[ -z "${vpn_remote_port_cut}" ]]; then
 				echo "[warn] VPN configuration file ${VPN_CONFIG} remote port is missing or malformed, assuming port '1194'" | ts '%Y-%m-%d %H:%M:%.S'