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#!/bin/sh
tty=$2
# Only applicable for Wireless Modems (WWAN)
if [ -z "$(echo $tty | egrep "tty(USB|ACM)")" ]; then
exit 0
fi
# Determine if we are enslaved to a VRF, this is needed to properly insert
# the default route
VRF_NAME=""
if [ -d /sys/class/net/{{ intf }}/upper_* ]; then
# Determine upper (VRF) interface
VRF=$(basename $(ls -d /sys/class/net/{{ intf }}/upper_*))
# Remove upper_ prefix from result string
VRF=${VRF#"upper_"}
# Populate variable to run in VR context
VRF_NAME=" -c vrf ${VRF_NAME} "
fi
# Apply default route to either default or VRF routing table
vtysh -c "conf t" ${VRF_NAME} -c "ip route 0.0.0.0/0 {{ intf }} {{ metric }}"
DIALER_PID=$(cat /var/run/{{ intf }}.pid)
logger -t pppd[$DIALER_PID] "added default route via {{ intf }} metric {{ metric }}"
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