oracle自动备份脚本

#!/bin/sh
#******************************************************************
# File: oraclebak.sh
# Creation Date: 2014/1/22 17:57:32
# Last Modified: 2014/1/22 17:57:34
# 脚本功能:oracle备份脚本
# 执行方法:1、第一次执行需要root用户执行，脚本会以询问的方式创建备份目录和相关参数
# 2、脚本会自动写入crontab调度里面定时执行，crontab设置是在第一次执行的时候自动添加的
#******************************************************************
echo $USER
if [ $USER != root ]
then
echo "检测到安装用户不是root用户，请用root用户登录再执行安装文件"
exit 1
fi
echo "开始安装oracle数据库备份工具.........................."
echo "请输入备份程序的安装目录："
read installdir
mkdir -p $installdir
result=$?
while [ $result -ne 0 ]
do
echo "无法创建目录，请重新输入或退出安装。输入y重新输入，输入n退出安装。"
read redo
if [ $redo != y ]
then
echo "用户退出安装。"
exit 0
fi
echo "请输入备份程序的安装目录："
read installdir
mkdir $installdir
result=$?
done
echo "安装目录创建完成。"
echo "请输入执行备份用户(一般为oracle用户)："
read execuser
id $execuser
result=$?
while [ $result -ne 0 ]
do
echo "不存在该用户，是否更换其它用户或者退出安装新建用户，输入y更换用户，输入n退出安装"
read redo
if [ $redo != y ]
then
echo "用户退出安装"
exit 0
fi
echo "请输入执行备份的用户(一般为tnmsdb2用户)"
read execuser
id $execuser
result=$?
done

echo "你希望建立备份的数据库数量(一般为1)"
read backnum
if [ $backnum -eq 0 ]
then
echo "无备份数据库，退出安装"
exit 0
fi
scount=0
while [ $scount -lt $backnum ]
do
echo "请输入第"$(($scount+1))"个备份登录登录oracle数据库的用户名和密码，以及本地服务名"
echo "用户名"
read username[$scount]
echo "密码"
read password[$scount]
echo "服务名"
read sname[$scount]
su -l -c"sqlplus /nolog" $execuser<<insert
whenever sqlerror exit sql.sqlcode;
connect ${username[$scount]}/${password[$scount]}@${sname[$scount]}
exit
insert
result=$?
if [ $result -ne 0 ]
then
echo "输入数据库信息无法被连接，是否重新输入？输入y重新输入，输入n退出安装。"
read redo
if [ $redo != y ]
then
echo "用户退出安装"
exit 0
fi
else
scount=$(($scount+1))
fi
done

echo "输入值守时间，值守时间的格式为 mm hh dd MM E 。"
echo "m代表分钟，h代表小时，d代表日期，M代表月份，E代表星期"
echo "不输入则为任意时间"
scount=0
iscontinue=y
while [ $iscontinue == y ]
do
echo "输入第$(($scount+1))个值守时间"
echo "分钟"
read min
echo "小时"
read hour
echo "日期"
read day
if [ ! $day ]
then
day="*"
fi
echo "月份"
read mouth
if [ ! $mouth ]
then
mouth="*"
fi
week="*"
backtime[$scount]="$min $hour $day $mouth $week"

echo -e "${backtime[$scount]}"
echo "是否输入更多值守时间？输入y继续，输入n进入下一步。"
read iscontinue
scount=$(($scount+1))
done
echo "是否要进行远程备份？输入y为进行远程备份，输入n进入下一步"
scount=0
read iscontinue
while [ $iscontinue == y ]
do
echo "请选择远程备份类型，输入s为sftp备份类型，否则为ftp备份类型"
read iss
if [ $iss == s ]
then
rtype[$scount]="sftp"
else
rtype[$scount]="ftp"
fi
echo "请输入远程备份地址，可以为域名，计算机名或者ip地址"
read rurl[$scount]
echo "请输入远程备份登录名"
read rname[$scount]
echo "请输入远程备份登录密码"
read rpass[$scount]
echo "是否输入更多远程备份地址？输入y重新输入，n进入下一步"
read iscontinue
scount=$(($scount+1))
done
# installdir
# execuser
# username password sname
# backtime
# rtype rurl rname rpass

echo "您所作的备份配置如下："
sresult=$(echo -n "$installdir" | grep '^/')
if [ ! $sresult ]
then
installdir="$PWD/$installdir"
else
installdir=$installdir
fi
echo "本地备份目录为$installdir"
echo "执行备份系统用户为$execuser"
echo "系统备份数据库："
allcount=${#username[@]}
scount=0
while [ $scount -lt $allcount ]
do
echo "${username[$scount]}/${password[$scount]}@${sname[$scount]}"
scount=$(($scount+1))
done
echo "执行备份的值守时间表，*代表任意"
scount=0
backnum=${#backtime[@]}
while [ $scount -lt $backnum ]
do
echo "${backtime[$scount]}"
scount=$(($scount+1))
done
rnum=${#rtype[@]}

if [ $rnum -ne 0 ]
then
echo "远程备份的服务地址为:"
scount=0
while [ $scount -lt $rnum ]
do
echo "连接方式:${rtype[$scount]},连接地址:${rurl[$scount]},用户名:${rname[$scount]},密码:${rpass[$scount]}"
scount=$(($scount+1))
done
fi
echo "是否确认安装？输入y继续，输入n退出安装"
read isgoon
if [ $isgoon != y ]
then
exit 0;
fi
echo "正在生产目录结构................................";
mkdir -p $installdir/logs
mkdir -p $installdir/temp
mkdir -p $installdir/zip
chown -Rvf $execuser $installdir
echo "目录结构生成完成................................"
echo "生成备份执行文件................................"
echo "#!/bin/bash">$installdir/runback.sh
echo "source ~/.bash_profile">>$installdir/runback.sh
echo "nowdate=\$(date +%Y-%m-%d_%k.%M.%S)">>$installdir/runback.sh
echo "nowmouth=\$(date +%Y-%m)">>$installdir/runback.sh
echo "echo \"\$nowdate开始备份.......................................\">>$installdir/logs/\$nowmouth.log">>$installdir/runback.sh
scount=0
snum=${#username[@]}
while [ $scount -lt $snum ]
do
echo "exp ${username[$scount]}/${password[$scount]}@${sname[$scount]} file=$installdir/temp/${username[$scount]}_${sname[$scount]}\$nowdate.dmp compress=N>>$installdir/logs/\$nowmouth.log 2>&1">>$installdir/runback.sh
scount=$(($scount+1))
done
echo "echo \"\$(date +%Y-%m-%d_%k.%M.%S)完成备份.......................................\">>$installdir/logs/\$nowmouth.log">>$installdir/runback.sh
echo "echo \"\$(date +%Y-%m-%d_%k.%M.%S)开始打包.......................................\">>$installdir/logs/\$nowmouth.log">>$installdir/runback.sh
echo "gzip $installdir/zip/\$nowdate.zip $installdir/temp/>>$installdir/logs/\$nowmouth.log 2>&1">>$installdir/runback.sh
echo "rm -Rvf $installdir/temp/*>>$installdir/logs/\$nowmouth.log 2>&1">>$installdir/runback.sh
echo "echo \"\$(date +%Y-%m-%d_%k.%M.%S)打包完成.......................................\">>$installdir/logs/\$nowmouth.log">>$installdir/runback.sh
scount=0
if [ ${#rtype[@]} -ne 0 ]
then
echo "echo \"\$(date +%Y-%m-%d_%k.%M.%S)进行远程备份.......................................\">>$installdir/logs/\$nowmouth.log">>$installdir/runback.sh
snum=${#rtype[@]}
while [ $scount -lt $snum ]
do
echo "lftp -u ${rname[$scount]},${rpass[$scount]} ${rtype[$scount]}://${rurl[$scount]}<>>$installdir/runback.sh
echo "mkdir remotedbback">>$installdir/runback.sh
echo "cd remotedbback">>$installdir/runback.sh
echo "mput $installdir/zip/\$nowdate.zip">>$installdir/runback.sh
echo "exit">>$installdir/runback.sh
echo "remote">>$installdir/runback.sh
scount=$(($scount+1))
done
echo "echo \"\$(date +%Y-%m-%d_%k.%M.%S)完成远程备份.......................................\">>$installdir/logs/\$nowmouth.log">>$installdir/runback.sh
fi
echo "exit 0">>$installdir/runback.sh
chmod 775 $installdir/runback.sh
chown $execuser $installdir/runback.sh
echo "生成备份执行文件完成............................"
echo "开始定制值守时间................................"
scount=0
snum=${#backtime[@]}
while [ $scount -lt $snum ]
do
echo "${backtime[$scount]} $installdir/runback.sh">>$installdir/planlist
scount=$(($scount+1))
done
su -l -c"crontab $installdir/planlist" oracle
echo "完成值守时间定制................................"
exit 0