nginx log rotation script

nginx_rotatelogs.bash

#!/bin/bash

LOGDIR=/usr/local/nginx/logs
PID=/usr/local/nginx/logs/nginx.pid

NOW=$(date +%Y%m%d-%H%M%S)

cd ${LOGDIR}
for i in *.log; do
  mv ${i} ${i}.tmp.${NOW}
done

kill -USR1 $(cat ${PID})
sleep 1 #FIXME sleep time

if ls *.log >/dev/null 2>&1; then
  for i in *.log.tmp.${NOW}; do
    newfile=${i/.log.tmp.${NOW}/-${NOW}.log}
    mv $i $newfile
    bzip2 $newfile
  done
fi