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#!/bin/sh
#
# ppp-linkup
#
# part of pfSense (https://www.pfsense.org)
# Copyright (c) 2004-2016 Rubicon Communications, LLC (Netgate)
# All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
export PATH=/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin:/usr/local/sbin
DNSALLOWOVERRIDE=$(/usr/local/sbin/read_xml_tag.sh boolean system/dnsallowoverride)
IF="${1}"
PROTOCOL="${2}"
LOCAL_IP="${3}"
REMOTE_IP="${4}"
AUTH_NAME="${5}"
DNS1_RAW="${6}"
DNS2_RAW="${7}"
if [ "${PROTOCOL}" == "inet" ]; then
OLD_ROUTER=`cat /tmp/${IF}_router`
if [ -n "${OLD_ROUTER}" ]; then
echo "Removing states to old router ${OLD_ROUTER}" | logger -t ppp-linkup
pfctl -i ${IF} -k 0.0.0.0/0 -k ${OLD_ROUTER}/32
pfctl -i ${IF} -k ${OLD_ROUTER}/32 -k 0.0.0.0/0
fi
# let the configuration system know that the ipv4 has changed.
echo ${REMOTE_IP} > /tmp/${IF}_router
echo ${LOCAL_IP} > /tmp/${IF}_ip
touch /tmp/${IF}up
if [ "${DNSALLOWOVERRIDE}" = "true" ]; then
# write nameservers to file
echo -n "" > /var/etc/nameserver_${IF}
if echo "${DNS1_RAW}" | grep -q dns1; then
DNS1=`echo "${DNS1_RAW}" | awk '{print $2}'`
echo "${DNS1}" >> /var/etc/nameserver_${IF}
route change "${DNS1}" ${REMOTE_IP} \
|| route add "${DNS1}" ${REMOTE_IP}
fi
if echo "${DNS2_RAW}" | grep -q dns2; then
DNS2=`echo "${DNS2_RAW}" | awk '{print $2}'`
echo "${DNS2}" >> /var/etc/nameserver_${IF}
route change "${DNS2}" ${REMOTE_IP} \
|| route add "${DNS2}" ${REMOTE_IP}
fi
pfSctl -c 'service reload dns'
sleep 1
fi
pfSctl -c "interface newip ${IF}"
elif [ "${PROTOCOL}" == "inet6" ]; then
/usr/local/sbin/ppp-ipv6 ${IF} up
# let the configuration system know that the ipv6 has changed.
echo ${REMOTE_IP} |cut -d% -f1 > /tmp/${IF}_routerv6
echo ${LOCAL_IP} |cut -d% -f1 > /tmp/${IF}_ipv6
touch /tmp/${IF}upv6
if [ "${DNSALLOWOVERRIDE}" = "true" ]; then
# write nameservers to file
echo -n "" > /var/etc/nameserver_v6${IF}
if echo "${DNS1_RAW}" | grep -q dns1; then
DNS1=`echo "${DNS1_RAW}" | awk '{print $2}'`
echo "${DNS1}" >> /var/etc/nameserver_v6${IF}
route change -inet6 "${DNS1}" ${REMOTE_IP} \
|| route add -inet6 "${DNS1}" ${REMOTE_IP}
fi
if echo "${DNS2_RAW}" | grep -q dns2; then
DNS2=`echo "${DNS2_RAW}" | awk '{print $2}'`
echo "${DNS2}" >> /var/etc/nameserver_v6${IF}
route change -inet6 "${DNS2}" ${REMOTE_IP} \
|| route add -inet6 "${DNS2}" ${REMOTE_IP}
fi
pfSctl -c 'service reload dns'
sleep 1
fi
pfSctl -c "interface newipv6 ${IF}"
fi
exit 0
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