Oracle脚本（二）

  公司数据库比较多，所以需要做个定时任务，每隔15分钟检查一次alert.log的内容，如果有错误就发到邮箱，方便管理。以下是我参考网络文档，修改后在工作中使用到的脚本。数据库11.2.0，操作系统Centos6.3.

[oracle@oracleinstall script]$ cat ./test.sh
#!/bin/bash
ORACLE_SID=orcl; export $1
ORACLE_BASE=/u01/app/oracle; export ORACLE_BASE
ORACLE_HOME=/u01/app/oracle/product/11.2.0/db_1; export ORACLE_HOME
export ORACLE_SID=$1
$ORACLE_HOME/bin:/usr/ccs/bin:/bin:/usr/bin:/usr/sbin:/sbin:/usr/openwin/bin:/opt/bin:.; export PATH
export ALERT_DIR=/u01/app/oracle/diag/
export ORACLE_SID=orcl
export MACHINE=`hostname`
DBALIST="[email protected]";export DBALIST
db_stat=`ps -ef | grep pmon_$ORACLE_SID | grep -v grep| cut -f3 -d_`
if [ -z "$db_stat" ]; then
    date >/tmp/db_${ORACLE_SID}_stauts.log
    echo " $ORACLE_SID is not available on ${MACHINE} !!!" >>/tmp/db_${ORACLE_SID}_stauts.log
    MAIL_SUB=" $ORACLE_SID is not available on ${MACHINE} !!!"
    $MAIL_DIR/sendEmail -u $MAIL_SUB -f $MAIL_FM -t $MAIL_LIST -o message-file=/tmp/db_${ORACLE_SID}_stauts.log
    exit 1
fi;
sqlplus  '/ as sysdba' <<EOF
column xxxx format a10
column value format a80
set lines 132
spool /tmp/${ORACLE_SID}_monitor_temp.txt
SELECT value FROM  v\$parameter WHERE  name = 'background_dump_dest'
/
spool off
!
EOF
echo 'a'
cat /tmp/${ORACLE_SID}_monitor_temp.txt | awk '$1 ~ /xxxx/ {print $2}' > /tmp/${ORACLE_SID}_monitor_location.txt
echo 'a'
read ALERT_DIR < /tmp/${ORACLE_SID}_monitor_location.txt
echo 'a'
rm /tmp/${ORACLE_SID}_monitor_temp.txt 2>/dev/null
DT=`date +%Y%m%d`
DT_DIR=`date +%Y%m`
ARCH_DIR=${ALERT_DIR}/${DT_DIR}
echo 'a'
if [ ! -d "${ARCH_DIR}" ] ; then
    mkdir $ARCH_DIR
fi
ORIG_ALERT_LOG=${ALERT_DIR}/alert_${ORACLE_SID}.log
NEW_ALERT_LOG=${ARCH_DIR}/alert_${ORACLE_SID}.log.${DT}
TEMP_ALERT_LOG=${ORIG_ALERT_LOG}.temp
AWK_DIR=/home/oracle

cat ${ORIG_ALERT_LOG} | awk -f $AWK_DIR/check_alert.awk > /tmp/${ORACLE_SID}_check_monitor_log.log
if [ -s "/tmp/${ORACLE_SID}_check_monitor_log.log" ];
   then
$0 ~ /Started recovery/{print $0}
$0 ~ /Archival required/{print $0}
$0 ~ /Instance terminated/ {print $0}
$0 ~ /Checkpoint not complete/ {print $0}
$1 ~ /ORA-/ { print $0; flag=1 }
     cat /tmp/${ORACLE_SID}_check_monitor_log.log >>  /tmp/${ORACLE_SID}_check_monitor_log.mail
     MAIL_SUB="Found errors in ${ORACLE_SID} on ${MACHINE}"
     $MAIL_DIR/sendEmail -u $MAIL_SUB -f $MAIL_FM -t $MAIL_LIST -o message-file=/tmp/${ORACLE_SID}_check_monitor_log.mail