mydumper备份数据库脚本
2018-07-20 来源：open-open
#!/bin/bash
#ocpyang@126.com
########脚本说明
#1.默认读取当前目录下database.txt文件,备份部分数据库
#2.如果database.txt为空,则执行全备或备份指定的个别数据库
#set parameter
mydumper=/usr/local/bin/mydumper #根据自己的实际情况设置
dir_backup=/backup #根据自己的实际情况设置
mysql_host=localhost #根据自己的实际情况设置
mysql_port=33306 #根据自己的实际情况设置
mysql_user=root #根据自己的实际情况设置
mysql_pass=123456 #根据自己的实际情况设置
now_date=`date +%Y%m%d%H%M`
if [ ! -d $dir_backup ]; then
echo -e "\e[1;31m 保存备份的主目录:$dir_backup不存在,将自动新建. \e[0m"
mkdir -p ${dir_backup}
fi
export black='\033[0m'
export boldblack='\033[1;0m'
export red='\033[31m'
export boldred='\033[1;31m'
export green='\033[32m'
export boldgreen='\033[1;32m'
export yellow='\033[33m'
export boldyellow='\033[1;33m'
export blue='\033[34m'
export boldblue='\033[1;34m'
export magenta='\033[35m'
export boldmagenta='\033[1;35m'
export cyan='\033[36m'
export boldcyan='\033[1;36m'
export white='\033[37m'
export boldwhite='\033[1;37m'
cecho ()
## -- Function to easliy print colored text -- ##
# Color-echo.
# 参数 $1 = message
# 参数 $2 = color
{
local default_msg="No message passed."
message=${1:-$default_msg} # 如果$1没有输入则为默认值default_msg.
color=${2:-black} # 如果$1没有输入则为默认值black.
case $color in
black)
printf "$black" ;;
boldblack)
printf "$boldblack" ;;
red)
printf "$red" ;;
boldred)
printf "$boldred" ;;
green)
printf "$green" ;;
boldgreen)
printf "$boldgreen" ;;
yellow)
printf "$yellow" ;;
boldyellow)
printf "$boldyellow" ;;
blue)
printf "$blue" ;;
boldblue)
printf "$boldblue" ;;
magenta)
printf "$magenta" ;;
boldmagenta)
printf "$boldmagenta" ;;
cyan)
printf "$cyan" ;;
boldcyan)
printf "$boldcyan" ;;
white)
printf "$white" ;;
boldwhite)
printf "$boldwhite" ;;
esac
printf "%s\n" "$message"
tput sgr0 # tput sgr0即恢复默认值
printf "$black"
return
}
cechon ()
# Color-echo.
# 参数1 $1 = message
# 参数2 $2 = color
{
local default_msg="No message passed."
# Doesn't really need to be a local variable.
message=${1:-$default_msg} # 如果$1没有输入则为默认值default_msg.
color=${2:-black} # 如果$1没有输入则为默认值black.
case $color in
black)
printf "$black" ;;
boldblack)
printf "$boldblack" ;;
red)
printf "$red" ;;
boldred)
printf "$boldred" ;;
green)
printf "$green" ;;
boldgreen)
printf "$boldgreen" ;;
yellow)
printf "$yellow" ;;
boldyellow)
printf "$boldyellow" ;;
blue)
printf "$blue" ;;
boldblue)
printf "$boldblue" ;;
magenta)
printf "$magenta" ;;
boldmagenta)
printf "$boldmagenta" ;;
cyan)
printf "$cyan" ;;
boldcyan)
printf "$boldcyan" ;;
white)
printf "$white" ;;
boldwhite)
printf "$boldwhite" ;;
esac
printf "%s" "$message"
tput sgr0 # tput sgr0即恢复默认值
printf "$black"
return
}
judegedate_01="judegedate01.`date +%y%m%d%h%m%s`.txt"
schema_judege01="select schema_name from information_schema.schemata ;"
mysql -h${mysql_host} -P${mysql_port} -u${mysql_user} -p${mysql_pass} -e"${schema_judege01}" >${judegedate_01}
echo -e "\e[1;31m The databases name in current instance is: \e[0m"
awk 'NR==2,NR==0 { print $1}' ${judegedate_01}
echo " "
#Get the current script path and create a file named database.txt
#in order to save the backup databases name.
filepath=$(cd "$(dirname "$0")"; pwd)
if [ ! -s "${filepath}/database.txt" ];then
echo "将在当前目录下新建databases.txt."
touch ${filepath}/database.txt
echo "#Each line is stored a valid database name">${filepath}/database.txt
chmod 700 ${filepath}/database.txt
fi
#Remove the comment line
awk 'NR==2,NR==0 { print $1}' ${filepath}/database.txt> ${filepath}/tmpdatabases.txt
#To determine whether a file is empty
if [ -s ${filepath}/tmpdatabases.txt ];then
#开始时间
started_time=`date +%s`
echo "备份开始时间:${started_time}"
db_num00=`awk 'NR==1,NR==0 { print NR}' ${filepath}/tmpdatabases.txt |tail -n1`
echo "此次将备份${db_num00}个数据库:"
echo
or_dbnum=0
for i in `awk 'NR==1,NR==0 { print $1}' ${filepath}/tmpdatabases.txt`;
do
((or_dbnum+=1))
mysql_databases=$i
db_dpname=$dir_backup/${i}.${now_date}
echo -e "\e[1;32m mydumper开始备份第${or_dbnum}个数据库$i..... \e[0m"
sleep 2
echo -e "\e[1;32m mydumper玩命备份中.....稍等片刻.... \e[0m"
${mydumper} \
--database=${mysql_databases} \
--host=${mysql_host} \
--port=${mysql_port} \
--user=${mysql_user} \
--password=${mysql_pass} \
--outputdir=${db_dpname} \
--no-schemas \
--rows=50000 \
--build-empty-files \
--threads=4 \
--compress-protocol \
--kill-long-queries
if [ "$?" -eq 0 ];then
echo -e "\e[1;32m mydumper成功将数据库$i备份到:${db_dpname}. \e[0m"
echo
else
echo -e "\e[1;31m 备份异常结束. \e[0m"
fi
done
else
ipname=''
read -p "Please input you want to backup database name[a|A:ALL]:" ipname
#开始循环
#开始时间
started_time=`date +%s`
echo "备份开始时间:${started_time}"
if [ "$ipname" = "a" -o "$ipname" = "A" ];then
db_num=`awk 'NR==2,NR==0 { print NR-1}' ${judegedate_01} |tail -n1`
echo "此次将备份${db_num}个数据库:"
echo
mysql_databases=$ipname
or_dbnum=0
for i in `awk 'NR==2,NR==0 { print $1}' ${judegedate_01}`;
do
((or_dbnum+=1))
mysql_databases=$i
db_dpname=$dir_backup/${i}.${now_date}
echo -e "\e[1;32m mydumper开始备份第${or_dbnum}个数据库$i..... \e[0m"
sleep 2
echo -e "\e[1;32m mydumper玩命备份中.....稍等片刻.... \e[0m"
${mydumper} \
--database=${mysql_databases} \
--host=${mysql_host} \
--port=${mysql_port} \
--user=${mysql_user} \
--password=${mysql_pass} \
--outputdir=${db_dpname} \
--no-schemas \
--rows=50000 \
--build-empty-files \
--threads=4 \
--compress-protocol \
--kill-long-queries
if [ "$?" -eq 0 ];then
echo -e "\e[1;32m mydumper成功将数据库$i备份到:${db_dpname}. \e[0m"
echo
else
echo -e "\e[1;31m 备份异常结束. \e[0m"
fi
done
else
echo "此次备份的数据库名为:$ipname"
echo
#开始时间
STARTED_TIME=`date +%s`
mysql_databases=$ipname
db_dpname=$dir_backup/${mysql_databases}.${now_date}
judegedate_02="judegedate02.`date +%y%m%d%h%m%s`.txt"
schema_judege02="select schema_name from information_schema.schemata where schema_name='${ipname}';"
mysql -h${mysql_host} -P${mysql_port} -u${mysql_user} -p${mysql_pass} -e"${schema_judege02}" >${judegedate_02}
if [ ! -s "${judegedate_02}" ];then
echo " "
echo -e "\e[1;31m ******************************************************************* \e[0m"
echo -e "\e[1;31m !o(︶︿︶)o! The schema_name ${ipname} not exits,pleae check . ~~~~(>_<)~~~~ \e[0m"
echo -e "\e[1;31m ********************************************************************** \e[0m"
echo " "
rm -rf ${judegedate_01}
rm -rf ${judegedate_02}
exit 0
else
echo -e "\e[1;32m mydumper开始备份请稍等..... \e[0m"
sleep 2
echo -e "\e[1;32m mydumper玩命备份中.....稍等片刻.... \e[0m"
${mydumper} \
--database=${mysql_databases} \
--host=${mysql_host} \
--port=${mysql_port} \
--user=${mysql_user} \
--password=${mysql_pass} \
--outputdir=${db_dpname} \
--no-schemas \
--rows=50000 \
--build-empty-files \
--threads=4 \
--compress-protocol \
--kill-long-queries
if [ "$?" -eq 0 ];then
echo -e "\e[1;32m mydumper成功将数据库备份到:${db_dpname}. \e[0m"
else
echo -e "\e[1;31m 备份异常结束. \e[0m"
fi
fi
# 循环结束
fi
fi
rm -rf ${judegedate_01}
rm -rf ${judegedate_02}
rm -rf ${filepath}/tmpdatabases.txt
echo "完成于: `date +%F' '%T' '%w`"
######################################################################################################################
执行结果如下:#####################
The databases name in current instance is:
information_schema
mysql
performance_schema
test
wind
mpiao
mpadmin
mplog
Please input you want to backup database name[a|A:ALL]:A
备份开始时间:1431574874
此次将备份8个数据库:
mydumper开始备份第1个数据库information_schema.....
mydumper玩命备份中.....稍等片刻....
mydumper成功将数据库information_schema备份到:/backup/information_schema.201505141141.
mydumper开始备份第2个数据库mysql.....
mydumper玩命备份中.....稍等片刻....
mydumper成功将数据库mysql备份到:/backup/mysql.201505141141.
mydumper开始备份第3个数据库performance_schema.....
mydumper玩命备份中.....稍等片刻....
mydumper成功将数据库performance_schema备份到:/backup/performance_schema.201505141141.
mydumper开始备份第4个数据库test.....
mydumper玩命备份中.....稍等片刻....
mydumper成功将数据库test备份到:/backup/test.201505141141.
mydumper开始备份第5个数据库wind.....
mydumper玩命备份中.....稍等片刻....
mydumper成功将数据库wind备份到:/backup/wind.201505141141.
mydumper开始备份第6个数据库mpiao.....
mydumper玩命备份中.....稍等片刻....
mydumper成功将数据库mpiao备份到:/backup/mpiao.201505141141.
mydumper开始备份第7个数据库mpadmin.....
mydumper玩命备份中.....稍等片刻....
mydumper成功将数据库mpadmin备份到:/backup/mpadmin.201505141141.
mydumper开始备份第8个数据库mplog.....
mydumper玩命备份中.....稍等片刻....
mydumper成功将数据库mplog备份到:/backup/mplog.201505141141.
完成于: 2015-05-14 11:42:05 4
来自：http://blog.csdn.net/yangzhawen/article/details/45718793
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