监控oracle数据库 以及oracle监听 shell脚本

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文本格式：
#!/bin/bash
#Author:wangergui        Email:291131893@qq.com                Date:2016-10-10
#Release 1.0
#Function: check oracle online
declare -a INSTANCE=(PROD EMREP)

[[ -f /home/oracle/.bash_profile ]] && . /home/oracle/.bash_profile || exit 3

function check_listener (){

su - oracle -c "lsnrctl status" >/dev/null 2>&1

if [[ $? -ne 0 ]];then

        su - oracle -c "lsnrctl start" >/dev/null 2>&1

        [[ $? -ne 0 ]] && echo -e "\E[40;31;5m Your listener is Down!\E[0m"
fi
}
check_listener

function check_oracle (){
        for name in "${INSTANCE[@]}";do
        (su - oracle <<EOF

        sqlplus sys/tiger@${name} as sysdba
       
        select status from v\$instance;
        quit;

EOF
) >/home/oracle/${name}.txt

egrep -q "OPEN" /home/oracle/${name}.txt

[[ $? -ne 0 ]] && echo -e "\E[40;31;5m Oracle ${name} is Down!\E[0m"

done
}
check_oracle