<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[博海先森]]></title><description><![CDATA[博海先森的优快云技术博客]]></description><link>https://blog.youkuaiyun.com/iBosea</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; iBosea]]></copyright><item><title><![CDATA[测试流程图]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/89291652</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/89291652</guid><author>iBosea</author><pubDate>Sun, 14 Apr 2019 00:53:43 +0800</pubDate><description><![CDATA[Tomcat工作示意图：
内网连接内网连接内网连接内网连接用户交换机&amp;路由器Nginx前端网站服务器Tomcat-Server-1Tomcat-Server-2Tomcat'-Server-3Tomcat-Server...

]]></description><category></category></item><item><title><![CDATA[firewalld应用配置实战（二）-地址伪装和端口转发]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/89193090</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/89193090</guid><author>iBosea</author><pubDate>Wed, 10 Apr 2019 20:08:07 +0800</pubDate><description><![CDATA[注意:这篇文章是第一篇文章的升级版
说明：
基本的配置与第一篇大同小异,包括更改主机名、网卡的配置、开启路由转发、更改区域、SSH侦听端口、放行、禁止那些规则都是一样的，那么本篇文章的要求是可以已经理解firewalld中的直接规则、富语言等等，这里并不在陈述细讲，如果是需要了解的可以百度了解。
要求与上一篇的大同小异，只不过加入了两个新的需求:

公司内网用户需要通过网关服务器共享上网
互联网用...]]></description><category></category></item><item><title><![CDATA[firewalld应用配置实战（一）]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/89189541</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/89189541</guid><author>iBosea</author><pubDate>Wed, 10 Apr 2019 17:50:01 +0800</pubDate><description><![CDATA[说明：
网关服务器连接互联网网卡为eth0地址为100.1.1.10，他是个公网的地址。分配到external（外部区域）；连接Web服务器网卡接口为eth2地址为192.168.2.1，分配到firewalld的dmz区域。
要求:

Web服务器和网关服务器均通过SSH远程控制，为了安全，将SSH的默认端口号改为:6682
Web服务器开启Https，过滤未加密的http流量，仅允许通过Htt...]]></description><category></category></item><item><title><![CDATA[Centos7搭建Rsync+inotify远程同步（详解）]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88784164</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88784164</guid><author>iBosea</author><pubDate>Sun, 24 Mar 2019 22:52:56 +0800</pubDate><description><![CDATA[通过本文章的学习，你将掌握一下技能点:

会配置rsync备份源
会使用rsync下行、上行异地备份
掌握使用inotify+rsync事实备份


1.配置rsync源服务器
1.1.什么是rsync?
rsync(Remote Sync,远程同步)，它是一个开源的快速备份工具，可以在不同主机之间镜像同步整个目录树，支持增量备份，保持链接和权限，且采用优化的同步算法，传输前执行压缩，因此非常适...]]></description><category></category></item><item><title><![CDATA[Linux定时任务Crontab使用 提示no crontab for root]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88782874</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88782874</guid><author>iBosea</author><pubDate>Sun, 24 Mar 2019 21:40:18 +0800</pubDate><description><![CDATA[文章地址

]]></description><category></category></item><item><title><![CDATA[Centos7-Shell自动安装初始化vsftpd脚本]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88780045</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88780045</guid><author>iBosea</author><pubDate>Sun, 24 Mar 2019 18:45:31 +0800</pubDate><description><![CDATA[#!/bin/bash
#install vsftpd and ftp
#作者:iBosea
#Version 3.0.2
#关闭安全机制
setenforce 0
#check user = admin(root)
if [ $(id -u) == 0 ]
then
echo "is root"
else
echo "请使用root用户登录"
exit 0
fi
#Stop firewalld
...]]></description><category></category></item><item><title><![CDATA[Centos7构建密钥对验证的SSH登陆体系]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88779910</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88779910</guid><author>iBosea</author><pubDate>Sun, 24 Mar 2019 18:31:23 +0800</pubDate><description><![CDATA[环境准备：]]></description><category></category></item><item><title><![CDATA[Centos7配置SSH、SCP、SFTP服务(详解)]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88777862</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88777862</guid><author>iBosea</author><pubDate>Sun, 24 Mar 2019 16:24:27 +0800</pubDate><description><![CDATA[1.OpenSSH服务的配置

SSH（Secure Shell）是一种安全通道协议，主要用来实现字符界面的远程登陆、远程复制等功能，SSH协议对通讯双方的数据传输进行了加密处理，其中包括用户登陆时输入的Password,与早期的Telnet(远程登陆)相比SSH具有更好的安全性。 在Centos7.3系统，Openssh服务器由openssh、Openssh-server等软件包提供（其实默认已...]]></description><category></category></item><item><title><![CDATA[Shell批量解压tar.gz压缩包]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88753920</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88753920</guid><author>iBosea</author><pubDate>Fri, 22 Mar 2019 23:58:18 +0800</pubDate><description><![CDATA[#!/bin/bash
#批量解压tar包
#请确保当前目录下有tar.gz压缩包
#作者:iBosea
#1.把ls的结果赋值给value
value=$(ls *.tar.gz)
#2.再把$value赋值到values
for values in $value
	do
#3.开始解压
tar zxf $values
#4.解压后删除所有tar.gz压缩包
rm -rf $values
#5....]]></description><category></category></item><item><title><![CDATA[Shell脚本+if语句判断是下午还是中午还是早上(乱搞)]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88753891</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88753891</guid><author>iBosea</author><pubDate>Fri, 22 Mar 2019 23:55:42 +0800</pubDate><description><![CDATA[Code:
#!/bin/bash
value=$(date +%T |awk -F: '{print $1}')
#晚上
if [ $value -ge 19 ] &amp;&amp; [ $value -le 23 ]
then
echo "现在是晚上:$(date +%T)"
#凌晨
elif [ $value -ge 00 ] &amp;&amp; [ $value -le 05 ]
th...]]></description><category></category></item><item><title><![CDATA[Shell脚本获取系统运行信息 (信息包括:内存M，硬盘%，CPU%，负载情况,进程数，等)]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88753841</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88753841</guid><author>iBosea</author><pubDate>Fri, 22 Mar 2019 23:52:07 +0800</pubDate><description><![CDATA[效果图:

  #!/bin/bash
    #system runing info
    #Now system runing Times
    #CPU info
    CPU_INFO=$(top -n1 |grep "Cpu(s):" |awk '{print echo "CPU使用率(%):"$2 echo "%"}')
    #Disk info
    DISK_INFO=...]]></description><category></category></item><item><title><![CDATA[Shell+Curl调用一言api接口，每执行一次，返回一句话(乱搞)]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88753579</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88753579</guid><author>iBosea</author><pubDate>Fri, 22 Mar 2019 23:33:03 +0800</pubDate><description><![CDATA[效果图:

Code:
#!/bin/bash
#调用一言api每打开一次显示一段文字
#作者:iBosea
curl https://v1.hitokoto.cn/ &amp;&gt;Yi.txt   #Curl一言的api地址把结果重定向到Yi.txt
cat Yi.txt  |grep ""hitokoto"" |sed '1s/  "hitokoto": /碎言:/g' |sed '1s/...]]></description><category></category></item><item><title><![CDATA[Python3批量创建文件夹（乱搞）]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88753421</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88753421</guid><author>iBosea</author><pubDate>Fri, 22 Mar 2019 23:23:39 +0800</pubDate><description><![CDATA[import os,sys
i = 0
DIRNAME= input("Please input Dir Name:")
print("You input Name is " + DIRNAME )
#Start Mkdir
for i in range(10000):    #批量创建个数，这里是1W
    os.mkdir('j:\ '+DIRNAME+str(i) )    #j:\为文件...]]></description><category></category></item><item><title><![CDATA[Centos7一键搭建光盘Yum源脚本（乱搞）]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88753296</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88753296</guid><author>iBosea</author><pubDate>Fri, 22 Mar 2019 23:15:37 +0800</pubDate><description><![CDATA[#!/bin/bash
#专为懒人设计
read -p "确保光盘已经挂载在/media/cdrom/里了么？[y]" -t 30 value
case $value in 
		"y")
		echo [CDROM-YUM] &gt;/etc/yum.repos.d/yum.repo
		echo name=CentOS-$releasever - Media &gt;&gt;/etc/yum....]]></description><category></category></item><item><title><![CDATA[CentOS7修改网卡ens33为Eth0教程]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88753231</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88753231</guid><author>iBosea</author><pubDate>Fri, 22 Mar 2019 23:10:52 +0800</pubDate><description><![CDATA[一、vim 修改/etc/default/grub
vim /etc/default/grub

1.1、更改第六行(左右)：
GRUB_CMDLINE_LINUX="crashkernel=auto rd.lvm.lv=cl/root rd.lvm.lv=cl/swap biosdevname=0 net.ifnames=0 rhgb quiet"

:wq保存退出

1.2、重新生成GRUB配...]]></description><category></category></item><item><title><![CDATA[MySQL用户授权]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88749428</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88749428</guid><author>iBosea</author><pubDate>Fri, 22 Mar 2019 19:58:27 +0800</pubDate><description><![CDATA[MySQL用户授权
1、创建数据库Sea
CREATE DATABASE Sea;

2、授权给Yao这个用户对这个数据库(Sea)所有的权限(刚开始没有这个用户，会自动创建,用户名:Sea,密码:Sea123.)；
GRANT ALL ON Sea.* to 'Sea'@'localhost' IDENTIFIED BY 'Sea123.';

3、测试用户
（1.）登陆MySQL
	mysq...]]></description><category></category></item><item><title><![CDATA[25道Shell面试题]]></title><link>https://blog.youkuaiyun.com/iBosea/article/details/88748896</link><guid>https://blog.youkuaiyun.com/iBosea/article/details/88748896</guid><author>iBosea</author><pubDate>Fri, 22 Mar 2019 19:29:39 +0800</pubDate><description><![CDATA[1、用sed修改test.txt的23行test为tset；
   sed–i ‘23s/test/tset/g’ test.txt

2、查看/web.log第25行第三列的内容。
方法一：
 sed–n ‘25p’ /web.log | cut –d “ ” –f3

方法二：
head–n25 /web.log | tail –n1 | cut –d “ ” –f3

方法三：
 awk–F...]]></description><category></category></item></channel></rss>