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中小型数据库备份恢复方案

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欢迎进入Oracle社区论坛,与200万技术人员互动交流 >>进入 4、创建RMAN备份shell脚本 [python] oracle@BKDB01p:/u02/database/common/rman_scripts more db_bak_rman_catalog.sh ##=========================================================== ## File nam

欢迎进入Oracle社区论坛,与200万技术人员互动交流 >>进入


    4、创建RMAN备份shell脚本
    [python]
    oracle@BKDB01p:/u02/database/common/rman_scripts> more db_bak_rman_catalog.sh
    ##===========================================================
    ##   File name: db_bak_rman_catalog.sh
    ##   Usage: db_bak_rman_catalog.sh
    ##   Desc:
    ##        The script uses to backup database with level 0.
    ##============================================================
    #!/bin/bash
    # User specific environment and startup programs
    if [ -f ~/.bash_profile ];
    then
    . ~/.bash_profile
    fi
    # --------------------------
    #   Check SID
    # --------------------------
    if [ -z "${1}" ];then
    echo "Usage: "
    echo "      `basename $0` ORACLE_SID"
    exit 1
    fi
    # -------------------------------
    #  Set environment here
    # -------------------------------
    ORACLE_SID=${1};                                    export ORACLE_SID
    TIMESTAMP=`date +%Y%m%d%H%M`;                       export TIMESTAMP
    LOG_DIR=/u02/database/${ORACLE_SID}/backup          export LOG_DIR
    RMAN_LOG=${LOG_DIR}/${ORACLE_SID}_bak_${TIMESTAMP}.log
    SSH_LOG=${LOG_DIR}/${ORACLE_SID}_bak_full_${TIMESTAMP}.log
    MAIL_DIR=/users/oracle/sendEmail-v1.56
    MAIL_FM=oracle@BKDB01p
    RETENTION=5
    echo "----------------------------------------------------------------" 》${SSH_LOG}
    echo "Step 1. Start rman to backup at `date`."                          》${SSH_LOG}
    echo "----------------------------------------------------------------" 》${SSH_LOG}
    $ORACLE_HOME/bin/rman log=${RMAN_LOG} 《EOF
    connect target sys/xxx@${ORACLE_SID}
    connect catalog rman_user/xxx@CATADB
    resync catalog;
    run {execute global script global_inc0;}
    exit;
    EOF
    RV=$?
    cat ${RMAN_LOG}》${SSH_LOG}
    echo ""        》${SSH_LOG}
    echo "=====>MSG1: RMAN backup end at `date`." 》${SSH_LOG}
    if [ $RV -ne "0" ]; then
    echo "" 》${SSH_LOG}
    echo "=====>MSG2: RMAN backup error at `date`." 》${SSH_LOG}
    $MAIL_DIR/sendEmail -f $MAIL_FM -u "Failed RMAN backup for $ORACLE_SID on `hostname`." -t dba@12306.com -o message-file=${SSH_LOG}
    exit
    else
    echo "" 》${SSH_LOG}
    echo "=====>MSG2: No error found during RMAN backup peroid at `date`" 》${SSH_LOG}
    rm -rf ${RMAN_LOG} 2>/dev/null
    fi
    echo "-------------------------------------------------------------------------" 》${SSH_LOG}
    echo "Step 2. Start ftp backupset to backup server at `date`."                   》${SSH_LOG}
    echo "-------------------------------------------------------------------------" 》${SSH_LOG}
    SRC_DB_BAK_DIR=/u02/database/${ORACLE_SID}/flash_recovery_area/${ORACLE_SID}
    SRC_ADD=10.1.2.101
    TARG_DB_BAK_DIR=/u02/database/${ORACLE_SID}/flash_recovery_area
    RSYN_LOG=${LOG_DIR}/rsync_${TIMESTAMP}.log
    # rsync is used to ftp backup set to bak server.
    rsync -avzSH --progress --delete-after oracle@${SRC_ADD}:${SRC_DB_BAK_DIR} ${TARG_DB_BAK_DIR} >${RSYN_LOG} 2>&1
    RV=$?
    cat ${RSYN_LOG}》${SSH_LOG}
    if [ $RV -ne "0" ]; then
    echo ""                                                    》${SSH_LOG}
    echo "=====>MSG3: FTP backupset error at `date`."          》${SSH_LOG}
    MAIL_SUB="Failed archive log sync for $ORACLE_SID on `hostname` at `date`."
    $MAIL_DIR/sendEmail -f $MAIL_FM -u $MAIL_SUB -t dba@12306.com -o message-file=${SSH_LOG}
    exit
    else
    echo ""                                                 》${SSH_LOG}
    echo -e "=====>MSG3: No error found during FTP peroid." 》${SSH_LOG}
    rm -rf $FTP_LOG 2>/dev/null
    fi
    echo "-------------------------------------------------------------------------"  》${SSH_LOG}
    echo "Step 3. RMAN backup and ftp backupset finished at `date`."                  》${SSH_LOG}
    echo "-------------------------------------------------------------------------"  》${SSH_LOG}
    MAIL_SUB="Sucessful completed for ${ORACLE_SID} RMAN backup and ftp backupset at `date`."
    $MAIL_DIR/sendEmail -f $MAIL_FM -u $MAIL_SUB -t dba@12306.com -o message-file=${SSH_LOG}
    # ------------------------------------------------
    # Removing files older than $RETENTION parameter
    # ------------------------------------------------
    find ${LOG_DIR} -name "*.*" -mtime +$RETENTION -exec rm {} \;
    exit
    5、自动FTP archivelog脚本
    [python]
    oracle@BKDB01p:/u02/database/common/rman_scripts> more autoftp_arch.sh
    #!/bin/bash
    ORACLE_SID=${1};                        export ORACLE_SID
    TIMESTAMP=`date +%Y%m%d%H%M`;           export TIMESTAMP
    LOG_DIR=/u02/database/${ORACLE_SID}/backup
    #Define FTP variable
    SRC_DB_BAK_DIR=/u02/database/${ORACLE_SID}/archive
    SRC_ADD=10.1.2.101
    TARG_DB_BAK_DIR=/u02/database/${ORACLE_SID}
    RSYN_LOG=${LOG_DIR}/rsync_arc_${TIMESTAMP}.log
    RSYN_ERR_LOG=${LOG_DIR}/rsync_arc_${TIMESTAMP}_err.log
    rsync -avzSH --progress --delete-after oracle@${SRC_ADD}:${SRC_DB_BAK_DIR} ${TARG_DB_BAK_DIR} >${RSYN_LOG} 2>${RSYN_ERR_LOG}
    RV=$?
    if [ ! -s ${RSYN_ERR_LOG} ];then
    rm -rf ${RSYN_ERR_LOG} 2>/dev/null
    else
    mail -s "Failed FTP archive log for $ORACLE_SID on `hostname`" dba@12306.com     fi
    exit
    6、部署备份脚本到crontab
    如果你的数据库比较少,则直接将上面的备份脚本与自动FTP archivelog脚本部署到crontab.
    如果你的数据库比较多,建议将上面的脚本封装到另外的一个文件,然后部署到crontab.
    如下面的full_bak_by_rman.sh实际上是包含了多个db_bak_rman_catalog.sh ,后面的多个full开头的使用类是的原理。
    #Rman backup and restore database
    0 1 * * 1-6 /u02/database/common/rman_scripts/full_bak_by_rman.sh
    0 3 * * 1-6 /u02/database/common/rman_scripts/full_resotre_by_rman.sh  #这个是用来还原的脚本
    #Auto ftp archive log from prod to bak server
    */16 7-20 * *  1-6 /u02/database/common/rman_scripts/full_autoftp_arch.sh

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中小型数据库备份恢复方案

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