frr/tools/etc/logrotate.d/frr

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/var/log/frr/*.log {
size 500k
sharedscripts
missingok
compress
rotate 14
create 0640 frr frr
postrotate
pid=$(lsof -t -a -c /syslog/ /var/log/frr/* 2>/dev/null)
if [ -n "$pid" ]
then # using syslog
kill -HUP $pid
fi
# in case using file logging; if switching back and forth
# between file and syslog, rsyslogd might still have file
# open, as well as the daemons, so always signal the daemons.
# It's safe, a NOP if (only) syslog is being used.
for i in babeld bgpd eigrpd isisd ldpd nhrpd ospf6d ospfd sharpd \
pimd pim6d ripd ripngd zebra pathd pbrd staticd bfdd fabricd vrrpd; do
if [ -e /var/run/frr/$i.pid ] ; then
pids="$pids $(cat /var/run/frr/$i.pid)"
fi
done
[ -n "$pids" ] && kill -USR1 $pids || true
endscript
}