Minor fix

- Fixed a minor issue when checking for the VPN_DNS_NAME variable.
  Compare it with the value of the first "leftcert" in ikev2.conf.
  Multiple "leftcert" lines may exist in certain use cases, such as
  defining static IPs for IKEv2 client(s).

run.sh

@@ -730,7 +730,7 @@ else
 fi
 
 if [ "$status" = 2 ] && [ -n "$VPN_DNS_NAME" ]; then
-  server_addr_cur=$(grep -s "leftcert=" /etc/ipsec.d/ikev2.conf | cut -f2 -d=)
+  server_addr_cur=$(grep -s "leftcert=" /etc/ipsec.d/ikev2.conf | cut -f2 -d= | head -n 1)
   if [ "$VPN_DNS_NAME" != "$server_addr_cur" ]; then
 cat <<'EOF'
 Warning: The VPN_DNS_NAME variable you specified has no effect