diff --git a/脚本实用工具/Autoback-xtraback.sh b/脚本实用工具/Autoback-xtraback.sh
new file mode 100644
index 0000000..9d3fcd9
--- /dev/null
+++ b/脚本实用工具/Autoback-xtraback.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+hostname=`/bin/hostname`
+week=`date +%w`
+datadir=/backup
+logdir=/backup/log
+mycnf=/etc/my.cnf
+Time=`date +%Y-%m-%d_%H-%M-%S`
+cmd=`which innobackupex`
+user=root
+passwd=mysqladmin
+
+
+function getdir()
+{
+	if [ ! -d ${datadir} ];then
+		mkdir -p ${datadir}
+	fi
+}
+function backup()
+{
+	if [ ${week} == "0" ];then
+		$cmd --defaults-file=${mycnf} --user=${user} --password=${passwd} ${datadir}&>${logdir}/${Time}-log
+		[ $? -eq 0 ] && stat=`tail -1 ${logdir}/${Time}-log |awk '{print $4}'`
+		if [ "${stat}" == "OK!" ];then
+			echo "${Time} mysql backup is success!"
+		else
+			echo "${Time} mysql backup is fail! please check ${logdir}/${Time}-log"
+		fi
+	else
+		$cmd --defaults-file=${mycnf} --user=${user} --password=${passwd} --incremental --incremental-basedir=${datadir}&>${logdir}/${Time}-log
+					
+}
diff --git a/脚本实用工具/IP_iptables.sh b/脚本实用工具/IP_iptables.sh
new file mode 100644
index 0000000..95db994
--- /dev/null
+++ b/脚本实用工具/IP_iptables.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+#mail xuel@51idc.com
+#data 2017/2/23
+
+#function: use iptables Brute force
+SCAN=`/bin/egrep "Failed password for root" /var/log/secure|awk -F'[ :]+' '{print $13}'|sort|uniq -c|awk '{print $1"="$2;}'`
+for I in ${SCAN}
+do 
+	SCANUM=`echo ${I}|awk -F'=' '{print $1}'`
+	SCANIP=`echo ${I}|awk -F'=' '{print $2}'`
+	if [ ${SCANUM} -gt 100 ] && [ -z "`/sbin/iptables -vnL INPUT | grep $SCANIP`" ];then
+		/sbin/iptables -I INPUT -s $SCANIP -m state --state NEW,RELATED,ESTABLISHED -j DROP 
+		echo "`date` $SCANIP($SCANUM)">>/var/log/scanIP.log
+	fi
+done
+if [ $? -eq 0 ];then
+service iptables save && service iptables restart
+fi
+
diff --git a/脚本实用工具/black_list.sh b/脚本实用工具/black_list.sh
new file mode 100644
index 0000000..c0ebe48
--- /dev/null
+++ b/脚本实用工具/black_list.sh
@@ -0,0 +1,20 @@
+#! /bin/bash
+
+cat /var/log/secure|awk '/Failed/{print $(NF-3)}'|sort|uniq -c|awk '{print $2"="$1;}' > /root/black/black.txt
+
+DEFINE="5"
+
+for i in `cat /root/black/black.txt`
+do
+
+IP=`echo $i |awk -F= '{print $1}'`
+NUM=`echo $i|awk -F= '{print $2}'`
+
+if [ $NUM -gt $DEFINE ]; then
+grep $IP /etc/hosts.deny > /dev/null
+
+if [ $? -gt 0 ]; then
+echo "sshd:$IP" >> /etc/hosts.deny
+fi
+fi
+done
diff --git a/脚本实用工具/check_mysql_ms.sh b/脚本实用工具/check_mysql_ms.sh
new file mode 100644
index 0000000..52c35cd
--- /dev/null
+++ b/脚本实用工具/check_mysql_ms.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+mysql_user='root'
+mysql_pass="bhVd!564qazWSX78U#7"
+data=$(/bin/date +%Y-%m-%d-%H:%M)
+/bin/netstat -lntup|egrep ":3306"|grep -v grep>/dev/null0
+if [ $? -eq 0 ];then
+	Slave_IO=`/data/mysql/bin/mysql -u${mysql_user} -p${mysql_pass} -e "show slave status\G"|grep "Slave_IO_Running:"|awk -F": " '{print $2}'`
+	Slave_SQL=`/data/mysql/bin/mysql -u${mysql_user} -p${mysql_pass} -e "show slave status\G"|grep "Slave_SQL_Running:"|awk -F": " '{print $2}'`
+		if [ "$Slave_IO" == "Yes" ] && [ "$Slave_SQL" == "Yes" ];then
+			STAT=1 && echo "$data mysql-status is ok">>/var/log/mysql-status.log
+		else
+			STAT=0 && echo "$data mysql-status is error">>/var/log/mysql-status.log
+		fi
+else
+	STAT=0 && echo "$data mysql-status is error">>/var/log/mysql-status.log
+fi
+/usr/bin/zabbix_sender -z 101.227.67.205 -s "DaoDaEr-mysql-status" -k mysql -o $STAT