#!/bin/bash

source /home/oracle/.bash_profile
或者ORACLE_BASE=/u01/app/oracleORACLE_HOME=/u01/app/product/11.2.0/dbhome_1ORACLE_SID=JiekeXu1ORACLE_USER=oracleORACLE_GROUP=oinstall

DICPATH=/db_backup/oracle/rman
LOGPATH=$DICPATH/logDATPATH=$DICPATH/data

rman target / 
mysqldump ......

--清理备份产生的日志find ${DIR}/log -name ${NAME}\* -mtime +90 | xargs rm -f--清理备份集--使用操作系统命令直接删除备份集find ${DIR}/data -name ${NAME}\* -mtime +30 | xargs rm -f

crontab [-u username] [-l|-e|-r]选项与参数：-u ：只有 root 才能进行这个任务，亦即帮其他使用者创建/移除 crontab 工作排程；-e ：编辑 crontab 的工作内容-l ：查阅 crontab 的工作内容-r ：移除所有的 crontab 的工作内容，若仅要移除一项，请用 -e 去编辑

*    *    *    *    *-    -    -    -    -|    |    |    |    ||    |    |    |    +----- 星期中的星期几 (0 - 6) (星期天为 0)|    |    |    +---------- 月份 (1 - 12) |    |    +--------------- 一个月中的第几天 (1 - 31)|    +-------------------- 小时 (0 - 23)+------------------------- 分钟 (0 - 59)

0 */2 * * * /sbin/service httpd restart  意思是每两个小时重启一次apache 
50 7 * * * /sbin/service sshd start  意思是每天7：50开启ssh服务 
50 22 * * * /sbin/service sshd stop  意思是每天22：50关闭ssh服务 
0 0 1,15 * * fsck /home  每月1号和15号检查/home 磁盘 
1 * * * * /home/jieke/backup  每小时的第一分执行 /home/jieke/backup这个文件 
00 03 * * 1-5 find /home/oracle "*.xxx" -mtime +4 -exec rm {} \;  每周一至周五3点钟，在目录 /home/oracle 中，查找文件名为*.xxx的文件，并删除4天前的文件。
30 6 */10 * * ls  意思是每月的1、11、21、31日是的6：30执行一次ls命令

vim  /home/oracle/scripts/oracle_rman.sh
#!/bin/bashsource /home/oracle/.bash_profile
DICPATH=/db_backup/oracle/rman
LOGPATH=$DICPATH/logDATPATH=$DICPATH/data
if [ ! -d $LOGPATH ]; then        mkdir -p $LOGPATHfi
if [ ! -d $DATPATH ]; then        mkdir -p $DATPATHfi
if [ "$1" = "full" ]; thenecho 'jxrt'rman target /  nocatalog msglog=$LOGPATH/rman_db_`date '+%Y%m%d%H%M%S'`.log <<EOFrun{REPORT OBSOLETE;#crosscheck archivelog all;allocate channel c1 type disk;allocate channel c2 type disk;allocate channel c3 type disk;allocate channel c4 type disk;allocate channel c5 type disk;allocate channel c6 type disk;allocate channel c7 type disk;allocate channel c8 type disk;sql 'alter system archive log current';backup as compressed  backupset incremental level 0 cumulative database FILESPERSET 8 tag 'dbfull' format '$DATPATH/full_%d_%T_%s_%U.bak' ;sql 'alter system archive log current';backup as compressed backupset archivelog all tag 'arch' format '$DATPATH/arch_%d_%T_%s_%U.arc';DELETE force NOPROMPT OBSOLETE  recovery window of 8 days device type disk;delete noprompt expired backup;delete noprompt expired archivelog all;backup current controlfile format '$DATPATH/ctl_%d_%T_%s_%U.bak'; release channel c1;release channel c2;release channel c3;release channel c4;release channel c5;release channel c6;release channel c7;release channel c8;}exit;EOF
elif [ "$1" = "diff" ]; thenrman target /  nocatalog msglog=$LOGPATH/rman_db_`date '+%Y%m%d%H%M%S'`.log <<EOFrun{REPORT OBSOLETE;#crosscheck archivelog all;allocate channel c1 type disk;allocate channel c2 type disk;allocate channel c3 type disk;allocate channel c4 type disk;allocate channel c5 type disk;allocate channel c6 type disk;allocate channel c7 type disk;allocate channel c8 type disk;sql 'alter system archive log current';backup as compressed  backupset incremental level 1 cumulative database FILESPERSET 8 tag 'dbincrL1' format '$DATPATH/incr_L1_%d_%T_%s_%U.bak' ;sql 'alter system archive log current';backup as compressed backupset archivelog all tag 'arch' format '$DATPATH/arch_%d_%T_%s_%U.arc';DELETE force NOPROMPT OBSOLETE  recovery window of 8 days device type disk;delete noprompt expired backup;delete noprompt expired archivelog all;backup current controlfile format '$DATPATH/ctl_%d_%T_%s_%U.bak';release channel c1;release channel c2;release channel c3;release channel c4;release channel c5;release channel c6;release channel c7;release channel c8;}exit;EOFfi
#oracle 用户下的定时备份任务，可加参数 full 或者 diff#30 0 * * * sh /home/oracle/db/scripts/oracle_rman.sh full

10 2 * * 5 /bin/bash /home/oracle/scripts/oracle_rman.sh full22 2 * * 6,0,1,2,3,4 /bin/bash /home/oracle/scripts/oracle_rman.sh diff

vim rman_nfs_bak.sh

#!/bin/bash
# ---------------------------------------------------------------------#                       hot_database_backup_proxy.sh# ---------------------------------------------------------------------#  This script uses Recovery Manager to take a hot (inconsistent) database#  backup. A hot backup is inconsistent because portions of the database are#  being modified and written to the disk while the backup is progressing.#  You must run your database in ARCHIVELOG mode to make hot backups. It is#  assumed that this script will be executed by user root. In order for RMAN#  to work properly we switch user (su -) to the oracle dba account before#  execution. If this script runs under a user account that has Oracle dba#  privilege, it will be executed using this user's account.# ---------------------------------------------------------------------
ORACLE_USER=oracleORACLE_GROUP=oinstallTARGET_CONNECT_STR=/ORACLE_SID=JIEKEDB2BAK_DIR=/backup/DB_Bak
source /home/${ORACLE_USER}/.bash_profile# ---------------------------------------------------------------------# Get the directory where the script locates and create log directory.# ---------------------------------------------------------------------
DIR=$(cd `dirname ${0}`; pwd)if [ ! -d ${DIR}/logs ]thenmkdir -p ${DIR}/logschown -R ${ORACLE_USER}:${ORACLE_GROUP} ${DIR}/logsfi
# ---------------------------------------------------------------------# Get the variables we need from the local instance.# ---------------------------------------------------------------------
SID=`ps -ef|grep pmon|grep ora_|awk -F'_' '{print $NF}'`case "$SID" in     "$ORACLE_SID")   RCVCAT_CONNECT_STR=jieke/jieke0jiekeR#@catalog                      ;;    *) echo "Cannot get SID,database is not running" >> ${DIR}/logs/`basename ${0}`_error.outexit 1       ;;esac
# ---------------------------------------------------------------------# Determine the user which is executing this script.# ---------------------------------------------------------------------
CUSER=`whoami`if [ ${CUSER} != ${ORACLE_USER} ]thenecho "Please user oracle_user to run the script!" >> ${DIR}/logs/`basename ${0}`_error.outexit 1fi

# ---------------------------------------------------------------------# Put output in <this file name>.out. Change as desired.# Note: output directory requires write permission.# ---------------------------------------------------------------------
case "$1" in     "arch") RMAN_LOG_FILE=${ORACLE_SID}_arch_`date +%Y%m%d-%H%M%S`.out     ;;     "full") RMAN_LOG_FILE=${ORACLE_SID}_full_`date +%Y%m%d-%H%M%S`.out     ;;     *) echo " The following word is needed as a script parameter: arch or full! ">> ${DIR}/logs/`basename ${0}`_error.outexit 1       ;;esac
NAME=`basename ${0}`RMAN_LOG_FILE=${DIR}/logs/`basename $RMAN_LOG_FILE`find ${DIR}/logs -name ${NAME}\* -mtime +30 | xargs rm -fif [ -h ${DIR}/logs/last ]thenrm ${DIR}/logs/lastfiln -s $RMAN_LOG_FILE ${DIR}/logs/last

# ---------------------------------------------------------------------# You may want to delete the output file so that backup information does# not accumulate.  If not, delete the following lines.# ---------------------------------------------------------------------
# if [ -f "$RMAN_LOG_FILE" ]# then#     rm -f "$RMAN_LOG_FILE"# fi
# -----------------------------------------------------------------# Initialize the log file.# -----------------------------------------------------------------
echo>> $RMAN_LOG_FILEchmod 666 $RMAN_LOG_FILE
# ---------------------------------------------------------------------# Log the start of this script.# ---------------------------------------------------------------------
echo Script $0 >> $RMAN_LOG_FILEecho ==== started on `date '+%a,%Y%m%d-%H:%M:%S'` ==== >> $RMAN_LOG_FILEecho>> $RMAN_LOG_FILE
# ---------------------------------------------------------------------# Print out the value of the variables set by this script.# ---------------------------------------------------------------------
echo>> $RMAN_LOG_FILEecho   "RMAN: $RMAN" >> $RMAN_LOG_FILEecho   "ORACLE_SID: $ORACLE_SID" >> $RMAN_LOG_FILEecho   "ORACLE_USER: $ORACLE_USER" >> $RMAN_LOG_FILEecho   "ORACLE_HOME: $ORACLE_HOME" >> $RMAN_LOG_FILE
# Convert requests for incremental into archive log only backupsif [ "$1" = "arch" ]; thenecho "Archive log only backup requested" >> $RMAN_LOG_FILECMD_STR="#rman target $TARGET_CONNECT_STR catalog $RCVCAT_CONNECT_STR log $RMAN_LOG_FILE append << EOFrman target / log $RMAN_LOG_FILE append << EOFRUN {sql 'alter system archive log current';ALLOCATE CHANNEL ch00 device type DISK;BACKUP    FILESPERSET 5    FORMAT '${BAK_DIR}/arch_%d_%s_%p_%t'    ARCHIVELOG ALL;RELEASE CHANNEL ch00;}EOF"elif [ "$1" = "full" ]; thenecho "Full database backup requested" >> $RMAN_LOG_FILECMD_STR="rman target $TARGET_CONNECT_STR catalog $RCVCAT_CONNECT_STR log $RMAN_LOG_FILE append << EOFRUN {ALLOCATE CHANNEL ch00 device type DISK;ALLOCATE CHANNEL ch01 device type DISK;BACKUP   TAG ${ORACLE_SID}_hot_backup   FILESPERSET 5   FORMAT '${BAK_DIR}/database_%d_%s_%p_%t'   DATABASE;sql 'alter system archive log current';RELEASE CHANNEL ch00;RELEASE CHANNEL ch01;}EOF"fi
# Initiate the command stringsh -c "$CMD_STR"#sh -c "$CMD_STR" >> $RMAN_LOG_FILERSTAT=$?# ---------------------------------------------------------------------# Log the completion of this script.# ---------------------------------------------------------------------
if [ "$RSTAT" = "0" ]then    LOGMSG="ended successfully"else    LOGMSG="ended in error"fi
echo>> $RMAN_LOG_FILEecho Script $0 >> $RMAN_LOG_FILEecho ==== $LOGMSG on `date '+%a,%Y%m%d-%H:%M:%S'` ==== >> $RMAN_LOG_FILEecho>> $RMAN_LOG_FILE
exit $RSTAT

10 1 * * 1 /home/oracle/db/scripts/rman_nfs_bak.sh full10 0 * * * /home/oracle/db/scripts/rman_nfs_bak.sh arch

vi /home/oracle/clear_arch.sh
#!/bin/bashORACLE_BASE=/u01/app/oracleORACLE_HOME=/u01/app/product/19.0.0/dbhome_1ORACLE_SID=jiekexu
PATH=$PATH:$ORACLE_HOME/bin/source /home/oracle/.bash_profile
rman target / log=/home/oracle/clear_arch.log<<EOFdelete force noprompt archivelog all completed before 'sysdate-5';exitEOF

crontab -e0 0,6,12,18 * * * /home/oracle/clear_arch.sh

more /home/mysql/scripts/backup.sh
#!/bin/bash
echo ""START_TIME=`date`echo "############## backup start at $START_TIME ##############"echo ""###you need install xtrabackup!#### Set envsource /home/mysql/.bash_profilewhich xtrabackup# Database InfoDB_USER="root"DB_PASS="R00t@123"#HOST="127.0.0.1"#PORT="24801"CONF="/data/mysqldb/conf/mysql.conf"SOCKET="/data/mysqldb/socket/mysql.sock"# Databases to backup# DB_NAME=("db1" "db2" "db3")# OthersBAK_BASE="/db_bak/mysql_bak/mysql"DATE=`date +%F`YESTERDAY=`date +%F -d "-1 days"`WEEK_DAY=`date +%w`BAK_DIR=$BAK_BASE/$DATE-$WEEK_DAY# Create Directory and backupif [ "$WEEK_DAY" == "6"  ]; then  xtrabackup --defaults-file=$CONF --socket=$SOCKET --backup --user=$DB_USER --password=$DB_PASS --target-dir=$BAK_DIR --compresselif [ "$WEEK_DAY" == "0"  ]; then  INCRE_BASE=$BAK_BASE/$YESTERDAY-6  xtrabackup --defaults-file=$CONF --socket=$SOCKET --backup --user=$DB_USER --password=$DB_PASS --target-dir=$BAK_DIR --incremental-basedir=$INCRE_BASE --compresselse        INCRE_BASE=$BAK_BASE/$YESTERDAY-$[WEEK_DAY-1]  xtrabackup --defaults-file=$CONF --socket=$SOCKET --backup --user=$DB_USER --password=$DB_PASS --target-dir=$BAK_DIR --incremental-basedir=$INCRE_BASE --compressfi# TODO#for var in ${DB_NAME[@]};#do#  xtrabackup --defaults-file=$CONF --socket=$SOCKET --backup --databases $var --user=$DB_USER --password=$DB_PASS --target-dir=$BAK_DIR --compress#doneecho ""END_TIME=`date`echo "############## backup end at $END_TIME ##############"echo ""
vim  /home/mysql/scripts/cleanup.sh
#!/bin/bash
echo ""START_TIME=`date`echo "############## clean up start at $START_TIME ##############"echo ""
find /db_bak/mysql_bak/mysql -maxdepth 1 -type d -mtime +30find /db_bak/mysql_bak/mysql -maxdepth 1 -type d -mtime +30 -exec rm -rf {} \;
echo ""END_TIME=`date`echo "############## clean up end at $END_TIME ##############"echo ""

10 0 * * * /home/mysql/scripts/cleanup.sh >> /home/mysql/scripts/cleanup.log 2>&130 0 * * * /home/mysql/scripts/backup.sh >> /home/mysql/scripts/backup.log 2>&1

#!/bin/bash
# 定义变量DB_USER="root"DB_PASS="password"DB_NAME="database_name"BACKUP_DIR="/db_backup/mysql"REMOTE_SERVER="remote_server_address"REMOTE_DIR="/db_backup/mysql"
# 创建备份目录if [ ! -d $BACKUP_DIR ]; then  mkdir -p $BACKUP_DIRfi
# 备份数据库mysqldump -u$DB_USER -p$DB_PASS $DB_NAME > $BACKUP_DIR/$DB_NAME-$(date +%Y%m%d).sql
# 压缩备份文件tar -czvf $BACKUP_DIR/$DB_NAME-$(date +%Y%m%d).tar.gz $BACKUP_DIR/$DB_NAME-$(date +%Y%m%d).sql
# 上传备份文件到远程服务器scp $BACKUP_DIR/$DB_NAME-$(date +%Y%m%d).tar.gz $REMOTE_SERVER:$REMOTE_DIR
# 删除过期备份文件find $BACKUP_DIR -type f -name "*.tar.gz" -mtime +15 -delete

vim mysql_backup.sh
#！/bin/bash#完成数据库的定时备份#备份的路径BACKUP=/db_backup/backup/db#当前的时间作为文件名DATETIME=$(date +%Y_%m_%d_%H%M%S)#可以输出变量调试#echo ${DATETIME}echo "==========开始备份==========="echo "备份的路径是 $BACKUP/$DATETIME.tar.gz"
#主机HOST=localhost#用户名DB_USER=root#密码DB_PWD=root#备份数据库名DATABASE=mysql#创建备份的路径#如果备份的路径文件夹存在就使用，否则创建[ ! -d "$BACKUP/$DATETIME"  ]  && mkdir -p "$BACKUP/$DATETIME" #执行mysql的备份数据库的指令mysqldump -u${DB_USER} -p${DB_PWD} --host=$HOST  $DATABASE | gzip  > $BACKUP/$DATETIME/$DATETIME.sql.gz#打包备份文件cd $BACKUPtar -zcvf  $DATETIME.tar.gz  $DATETIME#删除临时目录rm -rf  $BACKUP/$DATETIME
#删除15天前的备份文件(-exec rm -rf {} \是固定写法，删除查询出来的数据)find $BACKUP -mtime +15 -name  "*.tar.gz" -exec rm -rf {} \;echo "==========备份完成==========="

vim mysql_backup.sh
#!/bin/bash#全备方式，一般在从机上执行，适用于小中型mysql数据库#删除15天以前备份
source /etc/profile        #加载系统环境变量source ~/.bash_profile    #加载用户环境变量set -o nounset             #引用未初始化变量时退出#set -o errexit            #执行shell命令遇到错误时退出
user="root"password="root"host="localhost"port="13306"#需备份的数据库，数组db=("test")#备份时加锁方式，#MyISAM为锁表--lock-all-tables，#InnoDB为锁行--single-transactionlock="--single-transaction"mysql_path="/usr/local/mysql"backup_path="${mysql_path}/backup"date=$(date +%Y-%m-%d_%H-%M-%S)day=15backup_log="${mysql_path}/backup.log"
#建立备份目录if [ ! -e $backup_path ];then    mkdir -p $backup_pathfi
#删除以前备份find $backup_path -type f -mtime +$day -exec rm -rf {} \; > /dev/null 2>&1
echo "开始备份数据库：${db[*]}"
#备份并压缩backup_sql(){    dbname=$1    backup_name="${dbname}_${date}.sql"    #-R备份存储过程，函数，触发器    mysqldump -h $host -P $port -u $user -p$password $lock --default-character-set=utf8 --flush-logs -R $dbname > $backup_path/$backup_name        if [[ $? == 0 ]];then        cd $backup_path        tar zcpvf $backup_name.tar.gz $backup_name        size=$(du $backup_name.tar.gz -sh | awk '{print $1}')        rm -rf $backup_name        echo "$date 备份 $dbname($size) 成功 "    else        cd $backup_path        rm -rf $backup_name        echo "$date 备份 $dbname 失败 "    fi}
#循环备份length=${#db[@]}for (( i = 0; i < $length; i++ )); do        backup_sql ${db[$i]} >> $backup_log 2>&1done
echo "备份结束,结果查看 $backup_log"du $backup_path/*$date* -sh | awk '{print "文件:" $2 ",大小:" $1}'