小编给大家分享一下shell如何根据文件时间有无更新进行报警，希望大家阅读完这篇文章之后都有所收获，下面让我们一起去探讨吧！
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!/bin/sh
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export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin
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export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/data/oracle/product/ora10/lib
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export TNS_ADMIN=/data/oracle/product/ora10/network/admin
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export ORACLE_HOME=/data/oracle/product/ora10
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export ORACLE_SID=dbmisc
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LOG="/data/oracle/product/ora10/network/log/listener.log"
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DIR="/home/shell/hostmonitor/logs"
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MAILLIST="pso@datou.com"
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LOGDATE=`date +%s -r $LOG`
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CURDATE=`date +%s`
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COUNT=`expr $CURDATE – $LOGDATE`
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if [ $COUNT -ge 300 ];then
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cat << EOF > $DIR/listener.txt
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#ps -ef|grep oracle|grep LISTENER
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#lsnrctl start
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EOF
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mailx -s "####### 192.168.1.208 dbmisc listener alert #######" $MAILLIST < $DIR/listener.txt
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$ORACLE_HOME/bin/sqlplus /nolog << EOF
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connect dtuser_smsold/datuu
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insert into dt_smssend (numsmssendid,vc2enabledflag,datcreation,vc2to,vc2content,vc2url,vc2source) values(dtseq_smssend.nextval,'Y',sysdate,'13691343631','192.168.1.208 dbmisc listener have problem!','','');
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insert into dt_smssend (numsmssendid,vc2enabledflag,datcreation,vc2to,vc2content,vc2url,vc2source) values(dtseq_smssend.nextval,'Y',sysdate,'13810607733','192.168.1.208 dbmisc listener have problem!','','');
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exit;
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EOF
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fi
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