mydumper备份脚本

#!/bin/bash
#[email protected]
########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