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#!/bin/sh
# As PPPoE is an "on demand" interface we need to re-configure it when it
# becomes up
if [ "$6" != "{{ intf }}" ]; then
exit
fi
{% if not on_demand %}
# See https://phabricator.vyos.net/T2248 & T2220. Determine if we are enslaved
# to a VRF, this is needed to properly insert the default route.
# add some info to syslog
DIALER_PID=$(cat /var/run/{{ intf }}.pid)
logger -t pppd[$DIALER_PID] "executing $0"
SED_OPT="^ip route"
VRF_NAME=""
if [ -d /sys/class/net/{{ intf }}/upper_* ]; then
# Determine upper (VRF) interface
VRF=$(basename $(ls -d /sys/class/net/{{ intf }}/upper_*))
# Remove upper_ prefix from result string
VRF=${VRF#"upper_"}
# generate new SED command
SED_OPT="vrf ${VRF}"
# generate vtysh option
VRF_NAME="vrf ${VRF}"
fi
{% if 'auto' in default_route -%}
# Only insert a new default route if there is no default route configured
routes=$(vtysh -c "show running-config" | sed -n "/${SED_OPT}/,/!/p" | grep 0.0.0.0/0 | wc -l)
if [ "$routes" -ne 0 ]; then
exit 1
fi
{% elif 'force' in default_route -%}
# Retrieve current static default routes and remove it from the routing table
vtysh -c "show running-config" | sed -n "/${SED_OPT}/,/!/p" | grep 0.0.0.0/0 | while read route ; do
vtysh -c "conf t" ${VTY_OPT} -c "no ${route} ${VRF_NAME}"
done
{% endif %}
# Add default route to default or VRF routing table
vtysh -c "conf t" ${VTY_OPT} -c "ip route 0.0.0.0/0 {{ intf }} ${VRF_NAME}"
logger -t pppd[$DIALER_PID] "added default route via {{ intf }} ${VRF_NAME}"
{% endif %}
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