dump备份mysql表

Auth: Jin

Date: 20140403

Content:

 #!/bin/bash -
 ### auth: Jin
 ### date:
 ### Desc: 备份输入库里的所有表，清理指定天前的备份文件
 ### Usage: ./dump_mysqltable.sh 

 BACKDIR=/data/BackupPC/database
 BACKUPLOG=${BACKDIR}/dump_mysqltable.log
 TODAY=`date +%F`
 DELDAY=`date -d "7 day ago" +%F`
 DUMPBIN=/usr/local/mysql/bin/mysqldump
 MYSQLBIN=/usr/local/mysql/bin/mysql
 IP=192.168.201.3
 PORT=
 USER=root
 PASSWD=password

 function log ()
 {
 echo " " >> $BACKUPLOG
 echo "###########################" >> $BACKUPLOG
 echo "`date +%F/%T` $1" >> $BACKUPLOG
 echo "###########################" >> $BACKUPLOG
 }

 if [ $# -ne  ];then
         printf 'Please give %s\n' databasename
         exit ;
 else
         DB=$
         DBDIR=${BACKDIR}/${DB}
         BAKDIR=${DBDIR}/${TODAY}
         DELDIR=${DBDIR}/${DELDAY}
         mkdir -p ${BAKDIR}
 fi

 log START
 TABS=`${MYSQLBIN} -h${IP} -P${PORT} -u${USER} -p${PASSWD} ${DB} -e"show tables\G"|grep -v row|awk '{print $2}'`
 for TAB in ${TABS};do
     ${DUMPBIN} -h${IP} -P${PORT} -u${USER} -p${PASSWD} ${DB} $TAB --opt |gzip - > ${BAKDIR}/db-${TODAY}.community.${TAB}.sql.gz
     if [ $? -eq  ];then
         echo "$TAB backup OK" >> $BACKUPLOG
     else
         echo "$TAB backup Fail" >> $BACKUPLOG
     fi
 done
 if [ -d ${DELDIR} ];then
     rm -rf ${DELDIR}
     if [ -d ${DELDIR} ]; then
         echo "${DELDIR} delete Fail" >> $BACKUPLOG
     else
         echo "${DELDIR} delete OK" >> $BACKUPLOG
     fi
 else
    echo "${DELDIR} is not exist" >> $BACKUPLOG
 fi
 log END