【Linux】crontab 定时启动sh

crontab -e

20点59分启动脚本

59 20 * * * sh /home/fzuir/xingye4crawl/endXingYe4Crawl.sh >/home/fzuir/xingye4crawl/xingye4_pro_kill.log 2>&1

启动：

#!/bin/bash
. /home/fzuir/.profile

# JAVA
export JAVA_HOME=/usr/local/jdk1.7.0_75
export JRE_HOME=$JAVA_HOME/jre
export PATH=$JAVA_HOME/bin:$PATH
export CLASSPATH=.:$JAVA_HOME/lib:$JAVA_HOME/lib/tools.jar

#hm=$(date +%H | awk '{print $0+0}')
#echo $hm%3
#tmp=$(($hm%3))

today=`date +%Y%m%d`;
yesterday=`date -d '1 days ago' +%Y%m%d`
echo yesterday

if [ -x /bin/ps ];then
        /bin/ps -ef >/tmp/Skycent$$$ 2>/tmp/Skycent.err$$$
          if [ $? -ne 0 ];then
             exit 1

          fi
        /bin/rm -f /tmp/Skycent.err$$$
else
        echo "PS Not Exist"
        exit 1
fi

grep  "xingye4CrawlMainThread"  /tmp/Skycent$$$ >/dev/null 2>/dev/null

if [ $? -ne 0 ];then

cd /home/fzuir/xingye4crawl
java -jar xingye4CrawlMainThread.jar ./conf/xinye4conf.properties >> ./nohup.out 2>&1 &

else
  echo "xingye4CrawlMainThread.jar  is already Runing "
fi

/bin/rm -f /tmp/Skycent$$$

　　结束进程：

#!/bin/bash
. /home/fzuir/.profile
################################################
# 用于在零点时检测当前是否有抽取程序在运行，如果有则停止该程序
# 用法：将 用于识别程序名的关键词 按实际情况修改即可，需将本sh加入crontab在每天零点运行
# keys=`(ps -ef |grep 用于识别程序名的关键词 |grep -v grep) | awk '{print $2}'`
################################################
keys=`(ps -ef |grep xingye4CrawlMainThread |grep -v grep) | awk '{print $2}'`
if [ $? -eq 0 ];then
  echo "exist this process"
  for key in $keys
  do
	echo $key
	kill -9 $key
  done
else
  echo "not exist this process"
fi