#!/bin/sh

rm -f /var/etc/nameservers.$2.conf

# unset CGI environment variables so as not to confuse PHP
unset CONTENT_TYPE GATEWAY_INTERFACE REMOTE_USER REMOTE_ADDR AUTH_TYPE
unset HTTP_USER_AGENT CONTENT_LENGTH SCRIPT_FILENAME HTTP_HOST
unset SERVER_SOFTWARE HTTP_REFERER SERVER_PROTOCOL REQUEST_METHOD
unset SERVER_PORT SCRIPT_NAME SERVER_NAME

# write nameservers to file
dns1pfx=${6% *}
dns2pfx=${7% *}
dns1=${6#dns1 }
dns2=${7#dns2 }

if [ "$dns1pfx" = "dns1" -a -n "$dns1" ]; then
	echo $dns1 >> /var/etc/nameservers.$2.conf
fi
if [ "$dns2pfx" = "dns2" -a -n "$dns2" ]; then
	echo $dns2 >> /var/etc/nameservers.$2.conf
fi

# let the configuration system know that the
# WAN IP address has changed

/etc/rc.newwanip &