#!/bin/bash

#snapshot file dir
dataLogDir=/docker/zookeeper/datalog/version-2
#transction file dir
dataDir=/docker/zookeeper/datalog/version-2

#保留最新的50个文件
count=50
count=$[$count+1]
##按照时间正序排列|展示从头开始第count行开始|传入执行参数
#事务日志
LOGNUM=`ls -l $dataDir/log.* |wc -l`
if [ $LOGNUM -gt 0 ]; then
    ls -t $dataDir/log.* | tail -n +$count | xargs rm -f
fi

#快照日志
SNAPSHOTNUM=`ls -l $dataLogDir/snapshot.* |wc -l`
if [ $SNAPSHOTNUM -gt 0 ]; then
    ls -t $dataLogDir/snapshot.* | tail -n +$count | xargs rm -f
fix　

crontab -e
0 1 * * * /docker/zookeeper/zkclean.sh