Only append to firewall list if needed

2017-09-25 17:11:18 +01:00 · 2017-09-25 17:11:18 +01:00 · e6e7711f65
parent e9c47c397e
commit e6e7711f65
1 changed files with 3 additions and 1 deletions
--- a/src/freedombone-utils-firewall
+++ b/src/freedombone-utils-firewall
@ -146,7 +146,9 @@ function firewall_enable_vpn {
    iptables -A OUTPUT -o tun+ -j ACCEPT
    save_firewall_settings

-    echo "VPN=1194" >> $FIREWALL_CONFIG
+    if ! grep -q "VPN=" $FIREWALL_CONFIG; then
+        echo "VPN=1194" >> $FIREWALL_CONFIG
+    fi
 }

 function configure_firewall {