Oracle 10g rac standby 歸檔日誌自動刪除指令碼

Oracle 10g rac standby 歸檔日誌自動刪除指令碼

#!/bin/bash
export ORACLE_HOME=/opt/oracle/product/10.2.0/db_1
export ORACLE_SID=standby1
export ARCHIVE_DIR=/log/archivelog
export LOG_FILE=/home/oracle/logs/del_archive.log

if [ ! $1 ]
then
    sn=200
else
    sn=$1
fi

echo "begin delete archivelog: `date`.......">>$LOG_FILE
if [ `whoami` != 'oracle' ]
then
echo "Error: You must be oracle to execute.">>$LOG_FILE
exit 99
fi

echo "delete archivelog thread 1">>$LOG_FILE
del_seq=`ls -tr $ARCHIVE_DIR/|grep -v stdarch |grep arch_1 | head -1|cut -f3 -d_`
$ORACLE_HOME/bin/sqlplus -silent "/ as sysdba" <<XFF>/home/oracle/logs/tmp1.log
set pagesize 0 feedback off verify off heading off echo off
select max(sequence#) from v\$ARCHIVED_LOG where THREAD#=1 and APPLIED='YES';
exit;
XFF
max_sn=`cat /home/oracle/logs/tmp1.log`
rm /home/oracle/logs/tmp1.log -f
max_sn=$(( $max_sn - $sn ))

while [[ ${del_seq} -lt ${max_sn} ]]
do
  echo "${ARCHIVE_DIR}/arch_1_${del_seq}_794450242.arc">>$LOG_FILE
  rm ${ARCHIVE_DIR}/arch_1_${del_seq}_794450242.arc -f
  del_seq=$(( $del_seq + 1 ))
done

echo "delete archivelog thread 2">>$LOG_FILE
del_seq=`ls -tr $ARCHIVE_DIR/|grep -v stdarch |grep arch_2 | head -1|cut -f3 -d_`
$ORACLE_HOME/bin/sqlplus -silent "/ as sysdba" <<XFF>/home/oracle/logs/tmp2.log
set pagesize 0 feedback off verify off heading off echo off
select max(sequence#) from v\$ARCHIVED_LOG where THREAD#=2 and APPLIED='YES';
exit;
XFF
max_sn=`cat /home/oracle/logs/tmp2.log`
rm /home/oracle/logs/tmp2.log -f
max_sn=$(( $max_sn - $sn ))

while [[ ${del_seq} -lt ${max_sn} ]]
do
  echo "${ARCHIVE_DIR}/arch_2_${del_seq}_794450242.arc">>$LOG_FILE
  rm ${ARCHIVE_DIR}/arch_2_${del_seq}_794450242.arc -f
  del_seq=$(( $del_seq + 1 ))
done

echo "end delete archivelog: `date`....">>$LOG_FILE

$ORACLE_HOME/bin/rman target / <<EOF>>$LOG_FILE
crosscheck archivelog all;
delete noprompt expired archivelog all;
exit;
EOF

echo "....................................">>$LOG_FILE