sonic-buildimage/dockers/docker-lldp-sv2/reconfigure.sh
2016-10-31 14:48:27 -07:00

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#!/bin/bash
set -e
num_of_interfaces=32
if_step=4
last_if_idx=$((num_of_interfaces*if_step - if_step))
function wait_until_if_exists
{
if=$1
while [ ! -L /sys/class/net/"$if" ] ;
do
sleep 1
done
echo interface "$if" is created
}
function wait_until_if_not_exists
{
if=$1
while [ -L /sys/class/net/"$if" ] ;
do
sleep 1
done
echo interface "$if" is destroyed
}
while /bin/true ;
do
# wait until all interfaces are created
echo Wait until all ifaces are created
for i in $(seq 0 $if_step $last_if_idx)
do
wait_until_if_exists "Ethernet$i"
done
echo Wait 10 seconds while lldpd finds new interfaces
sleep 10
# apply lldpd configuration
echo apply lldpd configuration
lldpcli -c /etc/lldpd.conf
# wait until all interfaces are destroyed
echo Wait until all ifaces are destroyed
for i in $(seq 0 $if_step $last_if_idx)
do
wait_until_if_not_exists "Ethernet$i"
done
done