备份rdb脚本

#!/bin/bash
#
BACKUP=/data/redis-rdb
DIR=/apps/redis/dump/
FILE=dump.rdb
#PASS=123456

color () {
    RES_COL=60
    MOVE_TO_COL="echo -en \\033[${RES_COL}G"
    SETCOLOR_SUCCESS="echo -en \\033[1;32m"
    SETCOLOR_FAILURE="echo -en \\033[1;31m"
    SETCOLOR_WARNING="echo -en \\033[1;33m"
    SETCOLOR_NORMAL="echo -en \E[0m"

    echo -n "$1" && $MOVE_TO_COL
    echo -n "["
    if [ $2 = "success" -o $2 = "0" ] ;then
        ${SETCOLOR_SUCCESS}
        echo -n $" OK "
    elif [ $2 = "failure" -o $2 = "1" ] ;then
        ${SETCOLOR_FAILURE}
        echo -n $"FAILED"
    else
        ${SETCOLOR_WARNING}
        echo -n $"WARNING"
    fi
    ${SETCOLOR_NORMAL}
    echo -n "]"
    echo
}

redis-cli -h 127.0.0.1 -a $PASS --no-auth-warning bgsave

result=`redis-cli -a $PASS --no-auth-warning info Persistence |grep rdb_bgsave_in_progress| sed -rn 's/.*:([0-9]+).*/\1/p'`

until [ $result -eq 0 ] ;do
    sleep 1
    result=`redis-cli -a $PASS --no-auth-warning info Persistence |grep rdb_bgsave_in_progress| sed -rn 's/.*:([0-9]+).*/\1/p'`
done

DATE=`date +%F_%H-%M-%S`

[ -e $BACKUP ] || { mkdir -p $BACKUP ; chown -R redis.redis $BACKUP; }

cp $DIR/$FILE $BACKUP/dump_6379-${DATE}.rdb

color "Backup redis RDB" 0