linux

linux常用脚本示例

linux常用脚本示例

Posted by Azukin on July 20, 2023

检测两台服务器指定目录下的文件一致性

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#!/bin/bash  
######################################  
检测两台服务器指定目录下的文件一致性  
#####################################  
#通过对比两台服务器上文件的md5值，达到检测一致性的目的  
dir=/data/web  
b_ip=192.168.88.10  
#将指定目录下的文件全部遍历出来并作为md5sum命令的参数，进而得到所有文件的md5值，并写入到指定文件中  
find $dir -type f|xargs md5sum > /tmp/md5_a.txt  
ssh $b_ip "find $dir -type f|xargs md5sum > /tmp/md5_b.txt"  
scp $b_ip:/tmp/md5_b.txt /tmp  
#将文件名作为遍历对象进行一一比对  
for f in `awk '{print 2} /tmp/md5_a.txt'`do  
#以a机器为标准，当b机器不存在遍历对象中的文件时直接输出不存在的结果  
if grep -qw "$f" /tmp/md5_b.txt  
then  
md5_a=`grep -w "$f" /tmp/md5_a.txt|awk '{print 1}'`  
md5_b=`grep -w "$f" /tmp/md5_b.txt|awk '{print 1}'`  
#当文件存在时，如果md5值不一致则输出文件改变的结果  
if [ $md5_a != $md5_b ]then  
echo "$f changed."  
fi  
else  
echo "$f deleted."  
fi  
done

定时清空文件内容，定时记录文件大小

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#!/bin/bash  
#################################################################  
每小时执行一次脚本（任务计划），当时间为0点或12点时，将目标目录下的所有文件内#容清空，但不删除文件，其他时间则只统计各个文件的大小，一个文件一行，输出到以时#间和日期命名的文件中，需要考虑目标目录下二级、三级等子目录的文件  
################################################################  
logfile=/tmp/`date +%H-%F`.log  
n=`date +%H`  
if [ $n -eq 00 ] || [ $n -eq 12 ]  
then  
#通过for循环，以find命令作为遍历条件，将目标目录下的所有文件进行遍历并做相应操作  
for i in `find /data/log/ -type f`  
do  
true > $i  
done  
else  
for i in `find /data/log/ -type f`  
do  
du -sh $i >> $logfile  
done  
fi

从 FTP 服务器下载文件

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#!/bin/bash  
if [ $# -ne 1 ]; then  
    echo "Usage: $0 filename"  
fi  
dir=$(dirname $1)  
file=$(basename $1)  
ftp -n -v << EOF   # -n 自动登录  
open 192.168.1.10  # ftp服务器  
user admin password  
binary   # 设置ftp传输模式为二进制，避免MD5值不同或.tar.gz压缩包格式错误  
cd $dir  
get "$file"  
EOF

监测 Nginx 访问日志 502 情况，并做相应动作

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#场景：  
#1.访问日志文件的路径：/data/log/access.log  
#2.脚本死循环，每10秒检测一次，10秒的日志条数为300条，出现502的比例不低于10%（30条）则需要重启php-fpm服务  
#3.重启命令为：/etc/init.d/php-fpm restart  
#!/bin/bash  
###########################################################  
#监测Nginx访问日志502情况，并做相应动作  
###########################################################  
log=/data/log/access.log  
N=30 #设定阈值  
while :do  
 #查看访问日志的最新300条，并统计502的次数  
    err=`tail -n 300 $log |grep -c '502" '`   
if [ $err -ge $N ]   
then  
/etc/init.d/php-fpm restart 2> /dev/null   
#设定60s延迟防止脚本bug导致无限重启php-fpm服务  
     sleep 60  
 fi  
 sleep 10  
 done

将位置参数192.168.1.1{1,2}拆分为到每个变量

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num=0  
for i in $(eval echo $*);do   #eval将{1,2}分解为1 2  
   let num+=1  
   eval node${num}="$i"  
done  
echo $node1 $node2 $node3  
# bash a.sh 192.168.1.1{1,2}  
192.168.1.11 192.168.1.12  
  
方法3：arr=(4 5 6)  
INDEX1=$(echo ${arr[0]})  
INDEX2=$(echo ${arr[1]})  
INDEX3=$(echo ${arr[2]})

扫描主机端口状态

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#!/bin/bash  
HOST=$1  
PORT="22 25 80 8080"  
for PORT in $PORT; do  
    if echo &>/dev/null > /dev/tcp/$HOST/$PORT; then  
        echo "$PORT open"  
    else  
        echo "$PORT close"  
    fi  
done  
用 shell 打印示例语句中字母数小于6的单词  
  
#示例语句：  
#Bash also interprets a number of multi-character options.  
#!/bin/bash  
##############################################################  
#shell打印示例语句中字母数小于6的单词  
##############################################################  
for s in Bash also interprets a number of multi-character options.  
do  
 n=`echo $s|wc -c`   
 if [ $n -lt 6 ]   
 then  
 echo $s  
 fi  
done

输入数字运行相应命令

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#!/bin/bash  
##############################################################  
#输入数字运行相应命令  
##############################################################  
echo "*cmd menu* 1-date 2-ls 3-who 4-pwd 0-exit "  
while :  
do  
#捕获用户键入值  
 read -p "please input number :" n  
 n1=`echo $n|sed s'/[0-9]//'g`  
#空输入检测   
 if [ -z "$n" ]  
 then  
 continue  
 fi  
#非数字输入检测   
 if [ -n "$n1" ]  
 then  
 exit 0  
 fi  
 break  
done  
case $n in  
 1)  
 date  
 ;;  
 2)  
 ls  
 ;;  
 3)  
 who  
 ;;  
 4)  
 pwd  
 ;;  
 0)  
 break  
 ;;  
    #输入数字非1-4的提示  
 *)  
 echo "please input number is [1-4]"  
esac

Expect 实现 SSH 免交互执行命令

Expect是一个自动交互式应用程序的工具，如telnet，ftp，passwd等。 需先安装expect软件包。

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#!/bin/bash  
USER=root  
PASS=123.com  
IP=192.168.1.120  
expect -c "  
    spawn ssh $USER@$IP  
    expect {  
        \"(yes/no)\" {send \"yes\r\"; exp_continue}  
        \"password:\" {send \"$PASS\r\"; exp_continue}  
        \"$USER@*\" {send \"df -h\r exit\r\"; exp_continue}  
    }"  

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// wbl buy
var n = 0

var buy2 = function () {
    if (document.getElementsByClassName('app-web-components-button-index-m__button--5EITv app-web-components-modal-kit-components-styles-components-m__modalButton--2dlLP app-web-components-modal-kit-components-styles-components-m__okType--tjylq')[0] != undefined) {
        document.getElementsByClassName('app-web-components-button-index-m__button--5EITv app-web-components-modal-kit-components-styles-components-m__modalButton--2dlLP app-web-components-modal-kit-components-styles-components-m__okType--tjylq')[0].click();
        buy3();
    } else {
        setTimeout('buy2()', 0)
    }
}

var buy = function () {
    n = n + 1
    if (document.getElementsByClassName('app-web-components-button-index-m__button--5EITv app-web-components-modal-components-role-detail-styles-price-m__button--IKLC-')[0] != undefined) {
        document.getElementsByClassName('app-web-components-button-index-m__button--5EITv app-web-components-modal-components-role-detail-styles-price-m__button--IKLC-')[0].click();
        buy2();
    } else {
        console.log(n)
        if (n < 6000) setTimeout('buy()', 0)
    }
}
buy()

centos7 更新ssh版本(在线安装)

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#!/bin/bash
#
#########################################################
# Function :openssh-9.6p1 update                        #
# Platform :Centos7.X                                   #
# Version  :2.0                                         #
# Date     :2022-05-01                                  #
#########################################################
clear
export LANG="en_US.UTF-8"
#修改1：此处的zlib原来的版本zlib-1.2提示下载失败，改完最新版本号可正常下载，
#最新版本可在此地址查看：https://www.zlib.net/，截止本文修改日期最新版本为1.3.1
#openssl和openssh下载不同的版本在此处修改版本号即可
zlib_version="zlib-1.3.1"
openssl_version="openssl-1.1.1w"
openssh_version="openssh-9.8p1"

#安装包地址，这里存在一个问题，如果文件夹没有提前建好，后续执行脚本将报错
file="/opt"
#默认编译路径
default="/usr/local"
date_time=`date +%Y-%m-%d—%H:%M`
#安装目录
file_install="$file/openssh_install"
file_backup="$file/openssh_backup"
file_log="$file/openssh_log"

#修改2：为了解决文件夹不存在的问题，我这里添加了创建文件夹的脚本---start
if [ ! -d "$file_install" ]; then
  mkdir "$file_install"
fi

if [ ! -d "$file_backup" ]; then
  mkdir "$file_backup"
fi

if [ ! -d "$file_log" ]; then
  mkdir "$file_log"
fi

if [ ! -d "$file_install/zlib" ]; then
  mkdir "$file_install/zlib"
fi
#修改2：为了解决文件夹不存在的问题，我这里添加了创建文件夹的脚本---end

#源码包链接
zlib_download="https://www.zlib.net/$zlib_version.tar.gz"
openssl_download="https://www.openssl.org/source/$openssl_version.tar.gz"
openssh_download="https://cdn.openbsd.org/pub/OpenBSD/OpenSSH/portable/$openssh_version.tar.gz"
Install_make()
{
# Check if user is root
        if [ $(id -u) != "0" ]; then
"updatessh96.sh" 468L, 17269C written
[root@plyh-lql ~]# ls
anaconda-ks.cfg  updatessh96.sh
[root@plyh-lql ~]# cat updatessh96.sh 
#!/bin/bash
#
#########################################################
# Function :openssh-9.6p1 update                        #
# Platform :Centos7.X                                   #
# Version  :2.0                                         #
# Date     :2022-05-01                                  #     
#########################################################
clear
export LANG="en_US.UTF-8"
#修改1：此处的zlib原来的版本zlib-1.2提示下载失败，改完最新版本号可正常下载，
#最新版本可在此地址查看：https://www.zlib.net/，截止本文修改日期最新版本为1.3.1
#openssl和openssh下载不同的版本在此处修改版本号即可
zlib_version="zlib-1.3.1"
openssl_version="openssl-1.1.1w"
openssh_version="openssh-9.8p1"
 
#安装包地址，这里存在一个问题，如果文件夹没有提前建好，后续执行脚本将报错
file="/opt"
#默认编译路径
default="/usr/local"
date_time=`date +%Y-%m-%d—%H:%M`
#安装目录
file_install="$file/openssh_install"
file_backup="$file/openssh_backup"
file_log="$file/openssh_log"
 
#修改2：为了解决文件夹不存在的问题，我这里添加了创建文件夹的脚本---start
if [ ! -d "$file_install" ]; then
  mkdir "$file_install"
fi
 
if [ ! -d "$file_backup" ]; then
  mkdir "$file_backup"
fi
 
if [ ! -d "$file_log" ]; then
  mkdir "$file_log"
fi
 
if [ ! -d "$file_install/zlib" ]; then
  mkdir "$file_install/zlib"
fi
#修改2：为了解决文件夹不存在的问题，我这里添加了创建文件夹的脚本---end
 
#源码包链接
zlib_download="https://www.zlib.net/$zlib_version.tar.gz"
openssl_download="https://www.openssl.org/source/$openssl_version.tar.gz"
openssh_download="https://cdn.openbsd.org/pub/OpenBSD/OpenSSH/portable/$openssh_version.tar.gz"
Install_make()
{
# Check if user is root
	if [ $(id -u) != "0" ]; then
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e " 当前用户为普通用户，必须使用root用户运行，脚本退出中......" "\033[31m Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	echo ""
	sleep 4
	exit
	fi
#判断是否安装wget
echo -e "\033[33m 正在安装Wget...... \033[0m"
sleep 2
echo ""
	if ! type wget >/dev/null 2>&1; then
		yum install -y wget
	else
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e " wget已经安装了：" "\033[32m Please continue\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	echo ""
	fi
#判断是否安装tar
echo -e "\033[33m 正在安装TAR...... \033[0m"
sleep 2
echo ""
	if ! type tar >/dev/null 2>&1; then
		yum install -y tar
	else
	echo ""
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e " tar已经安装了：" "\033[32m Please continue\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	fi
	echo ""
#安装相关依赖包
echo -e "\033[33m 正在安装依赖包...... \033[0m"
sleep 3
echo ""
	yum install gcc gcc-c++ glibc make autoconf openssl openssl-devel pcre-devel pam-devel zlib-devel tcp_wrappers-devel tcp_wrappers
	if [ $? -eq 0 ];then
	echo ""
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
   		echo -e " 安装软件依赖包成功 " "\033[32m Success\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	else
   	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
   		echo -e " 解压源码包失败，脚本退出中......" "\033[31m Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	sleep 4
	exit
	fi
	echo ""
}
Install_backup()
{
#创建文件（可修改）
mkdir -p $file_install
mkdir -p $file_backup
mkdir -p $file_log
mkdir -p $file_backup/zlib
mkdir -p $file_backup/ssl
mkdir -p $file_backup/ssh
mkdir -p $file_log/zlib
mkdir -p $file_log/ssl
mkdir -p $file_log/ssh
#备份文件（可修改）
cp -rf /usr/bin/openssl  $file_backup/ssl/openssl_$date_time.bak > /dev/null
cp -rf /etc/init.d/sshd  $file_backup/ssh/sshd_$date_time.bak > /dev/null
cp -rf /etc/ssh  $file_backup/ssh/ssh_$date_time.bak > /dev/null
cp -rf /usr/lib/systemd/system/sshd.service  $file_backup/ssh/sshd_$date_time.service.bak > /dev/null
cp -rf /etc/pam.d/sshd.pam  $file_backup/ssh/sshd_$date_time.pam.bak > /dev/null
}
Remove_openssh()
{
##并卸载原有的openssh（可修改）
rpm -e --nodeps `rpm -qa | grep openssh`
}
Install_tar()
{
#下载的源码包，检查是否解压（可修改）
#	if [ -e $file/$zlib_version.tar.gz ] && [ -e $file/$openssl_version.tar.gz ] && [ -e /$file/$openssh_version.tar.gz ];then
#		echo -e " 下载软件源码包已存在  " "\033[32m  Please continue\033[0m"
#	else
#		echo -e "\033[33m 未发现本地源码包，链接检查获取中........... \033[0m "
#	echo ""
#	cd $file
#	wget --no-check-certificate  $zlib_download
#	wget --no-check-certificate  $openssl_download
#	wget --no-check-certificate  $openssh_download
#	echo ""
#	fi
#zlib
echo -e "\033[33m 正在下载Zlib软件包...... \033[0m"
sleep 3
echo ""
	if [ -e $file/$zlib_version.tar.gz ] ;then
		echo -e " 下载软件源码包已存在  " "\033[32m  Please continue\033[0m"
	else
		echo -e "\033[33m 未发现zlib本地源码包，链接检查获取中........... \033[0m "
	sleep 1
	echo ""
	cd $file
	wget --no-check-certificate  $zlib_download
	echo ""
	fi
#openssl
echo -e "\033[33m 正在下载Openssl软件包...... \033[0m"
sleep 3
echo ""
	if  [ -e $file/$openssl_version.tar.gz ]  ;then
		echo -e " 下载软件源码包已存在  " "\033[32m  Please continue\033[0m"
	else
		echo -e "\033[33m 未发现openssl本地源码包，链接检查获取中........... \033[0m "
	echo ""
	sleep 1
	cd $file
	wget --no-check-certificate  $openssl_download
	echo ""
	fi
#openssh
echo -e "\033[33m 正在下载Openssh软件包...... \033[0m"
sleep 3
echo ""
	if [ -e /$file/$openssh_version.tar.gz ];then
		echo -e " 下载软件源码包已存在  " "\033[32m  Please continue\033[0m"
	else
		echo -e "\033[33m 未发现openssh本地源码包，链接检查获取中........... \033[0m "
	echo ""
	sleep 1
	cd $file
	wget --no-check-certificate  $openssh_download
	fi
}
echo ""
echo ""
#安装zlib
Install_zlib(){
echo -e "\033[33m 1.1-正在解压Zlib软件包...... \033[0m"
sleep 3
echo ""
    cd $file && mkdir -p $file_install && tar -xzf zlib*.tar.gz -C $file_install > /dev/null
    if [ -d $file_install/$zilb_version ];then
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
              		echo -e "  zilb解压源码包成功" "\033[32m Success\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	echo ""
        	else
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
              		echo -e "  zilb解压源码包失败，脚本退出中......" "\033[31m Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
    echo ""
    sleep 4
    exit
    fi
echo -e "\033[33m 1.2-正在编译安装Zlib服务.............. \033[0m"
sleep 3
echo ""
     #这里原脚本写法：cd $file_install/zlib*，我遇到了cd目录失败问题，将此处修改如下
    cd $file_install/$zlib_version
	echo -e "$pwd"
	./configure --prefix=$default/$zlib_version > $file_log/zlib/zlib_configure_$date_time.txt  #> /dev/null 2>&1
	if [ $? -eq 0 ];then
	echo -e "\033[33m make... \033[0m"
		make > /dev/null 2>&1
	echo $?
	echo -e "\033[33m make test... \033[0m"
		make test > /dev/null 2>&1
	echo $?
	echo -e "\033[33m make install... \033[0m"
		make install > /dev/null 2>&1
	echo $?
	else
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e "  编译安装压缩库失败，脚本退出中..." "\033[31m Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	echo ""
	sleep 4
	exit
	fi
 
	if [ -e $default/$zlib_version/lib/libz.so ];then
	sed -i '/zlib/'d /etc/ld.so.conf
	echo "$default/$zlib_version/lib" >> /etc/ld.so.conf
	echo "$default/$zlib_version/lib" >> /etc/ld.so.conf.d/zlib.conf
	ldconfig -v > $file_log/zlib/zlib_ldconfig_$date_time.txt > /dev/null 2>&1
	/sbin/ldconfig
	fi
}
echo ""
echo ""
Install_openssl(){
echo -e "\033[33m 2.1-正在解压Openssl...... \033[0m"
sleep 3
echo ""
    cd $file  &&  tar -xvzf openssl*.tar.gz -C $file_install > /dev/null
	if [ -d $file_install/$openssl_version ];then
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
              		echo -e "  OpenSSL解压源码包成功" "\033[32m Success\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
        	else
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
              		echo -e "  OpenSSL解压源码包失败，脚本退出中......" "\033[31m Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
    echo ""
    sleep 4
    exit
    fi
	echo ""
echo -e "\033[33m 2.2-正在编译安装Openssl服务...... \033[0m"
sleep 3
echo ""
	cd $file_install/$openssl_version
        ./config shared zlib --prefix=$default/$openssl_version >  $file_log/ssl/ssl_config_$date_time.txt  #> /dev/null 2>&1
	if [ $? -eq 0 ];then
	echo -e "\033[33m make clean... \033[0m"
		make clean > /dev/null 2>&1
	echo $?
	echo -e "\033[33m make -j 4... \033[0m"
		make -j 4 > /dev/null 2>&1
	echo $?
	echo -e "\033[33m make install... \033[0m"
		make install > /dev/null 2>&1
	echo $?
	else
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e "  编译安装OpenSSL失败，脚本退出中..." "\033[31m Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	echo ""
	sleep 4
	exit
	fi
	mv /usr/bin/openssl /usr/bin/openssl_$date_time.bak    #先备份
	if [ -e $default/$openssl_version/bin/openssl ];then
	sed -i '/openssl/'d /etc/ld.so.conf
	echo "$default/$openssl_version/lib" >> /etc/ld.so.conf
	ln -s $default/$openssl_version/bin/openssl /usr/bin/openssl
	ln -s $default/$openssl_version/lib/libssl.so.1.1 /usr/lib64/libssl.so.1.1 
	ln -s $default/$openssl_version/lib/libcrypto.so.1.1 /usr/lib64/libcrypto.so.1.1 
	ldconfig -v > $file_log/ssl/ssl_ldconfig_$date_time.txt > /dev/null 2>&1
	/sbin/ldconfig
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e " 编译安装OpenSSL " "\033[32m Success\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	echo ""
echo -e "\033[33m 2.3-正在输出 OpenSSL 版本状态.............. \033[0m"
sleep 3
echo ""
	echo -e "\033[32m====================== OpenSSL veriosn =====================  \033[0m"
	echo ""
		openssl version -a
	echo ""
	echo -e "\033[32m=======================================================  \033[0m"
	sleep 2
	else
	echo ""
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e " OpenSSL软连接失败，脚本退出中..." "\033[31m  Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	fi
}
echo ""
echo ""
Install_openssh(){
echo -e "\033[33m 3.1-正在解压OpenSSH...... \033[0m"
sleep 3
echo ""
	cd $file && tar -xvzf openssh*.tar.gz -C $file_install > /dev/null
	if [ -d $file_install/$openssh_version ];then
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
         echo -e "  OpenSSh解压源码包成功" "\033[32m Success\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
        	else
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
         echo -e "  OpenSSh解压源码包失败，脚本退出中......" "\033[31m Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
    echo ""
    sleep 4
    exit
    fi
	echo ""
echo -e "\033[33m 3.2-正在编译安装OpenSSH服务...... \033[0m"
sleep 3
echo ""
	mv /etc/ssh /etc/ssh_$date_time.bak     #先备份
	cd $file_install/$openssh_version
	./configure --prefix=$default/$openssh_version --sysconfdir=/etc/ssh --with-ssl-dir=$default/$openssl_version --with-zlib=$default/$zlib_version >  $file_log/ssh/ssh_configure_$date_time.txt   #> /dev/null 2>&1
	if [ $? -eq 0 ];then
	echo -e "\033[33m make -j 4... \033[0m"
		make -j 4 > /dev/null 2>&1
	echo $?
	echo -e "\033[33m make install... \033[0m"
		make install > /dev/null 2>&1
	echo $?
	else
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e " 编译安装OpenSSH失败，脚本退出中......" "\033[31m Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	echo ""
	sleep 4
	exit
	fi
	echo ""
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e " 编译安装OpenSSH " "\033[32m Success\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	echo ""
	sleep 2
	echo -e "\033[32m==================== OpenSSH—file veriosn =================== \033[0m"
	echo ""
		/usr/local/$openssh_version/bin/ssh -V
	echo ""
	echo -e "\033[32m======================================================= \033[0m"
	sleep 3
	echo ""
echo -e "\033[33m 3.3-正在迁移OpenSSH配置文件...... \033[0m"
sleep 3
echo ""
#迁移sshd
	if [ -f  "/etc/init.d/sshd" ];then
		mv /etc/init.d/sshd /etc/init.d/sshd_$date_time.bak
	else
		echo -e " /etc/init.d/sshd不存在 " "\033[31m Not backed up(可忽略)\033[0m"
	fi
	cp -rf $file_install/$openssh_version/contrib/redhat/sshd.init /etc/init.d/sshd;
	chmod u+x /etc/init.d/sshd;
	chkconfig --add sshd      ##自启动
	chkconfig --list |grep sshd;
	chkconfig sshd on
#备份启动脚本,不一定有
	if [ -f  "/usr/lib/systemd/system/sshd.service" ];then
		mv /usr/lib/systemd/system/sshd.service /usr/lib/systemd/system/sshd.service_bak
	else
		echo -e " sshd.service不存在" "\033[31m Not backed up(可忽略)\033[0m"
	fi
#备份复制sshd.pam文件
	if [ -f "/etc/pam.d/sshd.pam" ];then
		mv /etc/pam.d/sshd.pam /etc/pam.d/sshd.pam_$date_time.bak 
	else
        echo -e " sshd.pam不存在" "\033[31m Not backed up(可忽略)\033[0m"
	fi
	cp -rf $file_install/$openssh_version/contrib/redhat/sshd.pam /etc/pam.d/sshd.pam
#迁移ssh_config	
	cp -rf $file_install/$openssh_version/sshd_config /etc/ssh/sshd_config
	sed -i 's/Subsystem/#Subsystem/g' /etc/ssh/sshd_config
	echo "Subsystem sftp $default/$openssh_version/libexec/sftp-server" >> /etc/ssh/sshd_config
	cp -rf $default/$openssh_version/sbin/sshd /usr/sbin/sshd
	cp -rf /$default/$openssh_version/bin/ssh /usr/bin/ssh
	cp -rf $default/$openssh_version/bin/ssh-keygen /usr/bin/ssh-keygen
	sed -i 's/#PasswordAuthentication\ yes/PasswordAuthentication\ yes/g' /etc/ssh/sshd_config
	#grep -v "[[:space:]]*#" /etc/ssh/sshd_config  |grep "PubkeyAuthentication yes"
	echo 'PermitRootLogin yes' >> /etc/ssh/sshd_config
#重启sshd
	service sshd start > /dev/null 2>&1
	if [ $? -eq 0 ];then
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e " 启动OpenSSH服务成功" "\033[32m Success\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	echo ""
	sleep 2
	#删除源码包（可修改）
	rm -rf $file/*$zlib_version.tar.gz
	rm -rf $file/*$openssl_version.tar.gz
	rm -rf $file/*$openssh_version.tar.gz
	#rm -rf $file_install
echo -e "\033[33m 3.4-正在输出 OpenSSH 版本...... \033[0m"
sleep 3
echo ""
	echo -e "\033[32m==================== OpenSSH veriosn =================== \033[0m"
	echo ""
		ssh -V
	echo ""
	echo -e "\033[32m======================================================== \033[0m"
	else
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
		echo -e " 启动OpenSSH服务失败，脚本退出中......" "\033[31m Error\033[0m"
	echo -e "\033[33m--------------------------------------------------------------- \033[0m"
	sleep 4
	exit
	fi
	echo ""
}
End_install()
{
##sshd状态
	echo ""
	echo -e "\033[33m 输出sshd服务状态： \033[33m"
	sleep 2
	echo ""
	systemctl status sshd.service
	echo ""
	echo ""
	echo ""
	sleep 1
echo -e "\033[33m==================== OpenSSH file =================== \033[0m"
echo ""
	echo -e " Openssh升级安装目录请前往:  "
	cd  $file_install && pwd
	cd ~
	echo ""
	echo -e " Openssh升级备份目录请前往:  " 
	cd  $file_backup && pwd
	cd ~
	echo ""
	echo -e " Openssh升级日志目录请前往:  "
	cd  $file_log && pwd
	cd ~
	echo ""
echo -e "\033[33m======================================================= \033[0m"
}
Install_make
Install_backup
Remove_openssh
Install_tar
Install_zlib
Install_openssl
Install_openssh
End_install
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