dump备份mysql表

Auth: Jin

Date: 20140403

Content: 

 1 #!/bin/bash -

 2 ### auth: Jin

 3 ### date: 20140403

 4 ### Desc: 备份输入库里的所有表，清理指定天前的备份文件

 5 ### Usage: ./dump_mysqltable.sh 

 6 

 7 BACKDIR=/data/BackupPC/database

 8 BACKUPLOG=${BACKDIR}/dump_mysqltable.log

 9 TODAY=`date +%F`

10 DELDAY=`date -d "7 day ago" +%F`

11 DUMPBIN=/usr/local/mysql/bin/mysqldump

12 MYSQLBIN=/usr/local/mysql/bin/mysql

13 IP=192.168.201.3

14 PORT=3311

15 USER=root

16 PASSWD=password

17 

18 function log ()

19 {

20 echo " " >> $BACKUPLOG

21 echo "###########################" >> $BACKUPLOG

22 echo "`date +%F/%T` $1" >> $BACKUPLOG

23 echo "###########################" >> $BACKUPLOG

24 }

25 

26 if [ $# -ne 1 ];then

27         printf 'Please give %s\n' databasename

28         exit 1;

29 else

30         DB=$1

31         DBDIR=${BACKDIR}/${DB}

32         BAKDIR=${DBDIR}/${TODAY}

33         DELDIR=${DBDIR}/${DELDAY}

34         mkdir -p ${BAKDIR}

35 fi

36 

37 log START

38 TABS=`${MYSQLBIN} -h${IP} -P${PORT} -u${USER} -p${PASSWD} ${DB} -e"show tables\G"|grep -v row|awk '{print $2}'`

39 for TAB in ${TABS};do

40     ${DUMPBIN} -h${IP} -P${PORT} -u${USER} -p${PASSWD} ${DB} $TAB --opt |gzip -9 > ${BAKDIR}/db-${TODAY}.community.${TAB}.sql.gz

41     if [ $? -eq 0 ];then

42         echo "$TAB backup OK" >> $BACKUPLOG

43     else

44         echo "$TAB backup Fail" >> $BACKUPLOG

45     fi

46 done

47 if [ -d ${DELDIR} ];then

48     rm -rf ${DELDIR}

49     if [ -d ${DELDIR} ]; then

50         echo "${DELDIR} delete Fail" >> $BACKUPLOG

51     else

52         echo "${DELDIR} delete OK" >> $BACKUPLOG

53     fi

54 else

55    echo "${DELDIR} is not exist" >> $BACKUPLOG

56 fi

57 log END