Script to reset VyOS VTI interfaces that are stuck in "Administrative Down".

reset_vti.sh

#!/bin/bash
RUN=/opt/vyatta/bin/vyatta-op-cmd-wrapper
DOWN=`$RUN sh interfaces |grep "A/D"|awk '{print $1}'`
echo Interfaces that need resetting: $DOWN
for TUN in $DOWN
do
PEER=`$RUN sh interfaces vti $TUN |grep peer|sed -e"s/.* peer \([0-9\.]*\)/\1/"`
logger -t "reset_vti.sh" "Resetting $TUN with peer IP $PEER"
$RUN reset vpn ipsec-peer $PEER
done