脚本自动添加crontab

脚本自动添加crontab

 

#!/bin/sh 

 

BASEDIR=`dirname $0`/.. 

BASEDIR=`(cd "$BASEDIR"; pwd)` 

 

 

PROGRAM=$BASEDIR/bin/daemon.sh 

 

 

CRONTAB_CMD="*/1 * * * * sh $PROGRAM once > /dev/null 2>&1 &" 

(crontab -l 2>/dev/null | grep -Fv $PROGRAM; echo "$CRONTAB_CMD") | crontab - 

 

 

COUNT=`crontab -l | grep $PROGRAM | grep -v "grep"|wc -l ` 

if [ $COUNT -lt 1 ]; then 

        echo "fail to add crontab $PROGRAM" 

        exit 1 

fi