sunetdrive/templates/lb/check_exabgp_announce.erb

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Executable file

#!/bin/bash
OK=0
WARNING=1
CRITICAL=2
UNKNOWN=3
function show_help {
echo "Usage: ${0} -w <warn level as % of total> -c <crit level as % of total>"
echo "Example: ${0} -w 1 -c 10"
}
warning=1
critical=2
output="OK: "
OPTIND=1
while getopts "w:c:" opt; do
case "$opt" in
w) warning=${OPTARG}
;;
c) critical=${OPTARG}
;;
*)
show_help
exit 0
;;
esac
done
status=${OK}
all="$(cat /opt/frontend/monitor/*/announce)"
withdraw=$(echo "${all}" | grep withdraw)
num_withdraw=$(echo "${all}" | grep withdraw | wc -l)
num_total=$(echo "${all}" | wc -l)
percent=$( echo "scale=1;( ( ${num_withdraw} + 0.05 ) / ${num_total} ) * 100 " | bc | sed 's/\.[0-9]//')
if [[ ${percent} -gt ${warning} ]]; then
status=${WARNING}
output="WARNING: "
fi
if [[ ${percent} -gt ${critical} ]]; then
status=${CRITICAL}
output="CRITICAL: "
fi
output="${output}Total routes: ${num_total}"
if [[ ${status} != 0 ]]; then
output="${output}, number of withdrawn: ${num_withdraw}. There is a problem with the following routes "
for ip in $(echo "${withdraw}" | awk '{print $3}'); do
output="${output} ${ip}"
done
fi
echo "${output} | withdraw=${percent}%;${warning};${critical};"
exit ${status}