<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[kennan520的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/kennan520</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; kennan520]]></copyright><item><title><![CDATA[RocketMQ单机部署]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/122253528</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/122253528</guid><author>kennan520</author><pubDate>Fri, 31 Dec 2021 14:24:45 +0800</pubDate><description><![CDATA[RocketMQ部署文档
1.服务器环境和准备

系统  CentOS Linux release 8.2.2004 (Core)
配置 6核 32G
java环境 jdk1.8
软件下载地址
控制台源码下载地址

2.单机版部署

解压到指定路径
[root@localhost zip]# unzip rocketmq-all-4.9.2-bin-release.zip -d /opt/rocketmq
配置broker.conf# 默认的集群名称
brokerClusterName=DefaultClu]]></description><category></category></item><item><title><![CDATA[elasticsearch和mysql使用canal做数据同步]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/120039914</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/120039914</guid><author>kennan520</author><pubDate>Thu, 02 Sep 2021 19:30:32 +0800</pubDate><description><![CDATA[搭建环境

操作系统： CentOS Linux release 8.2.2004 (Core)
	MySQL版本： mysql8.0.20
	JDK版本：1.8（强力要求，否则会导致ES和canal-adapter无法启动）
	ElasticSearch版本：7.6.0
	canal版本： 1.1.3
	zookeeper
技术方案概览

开启MySQL的binary log日志记录
	修改MySQL的binary log模式为ROW
	canal-server充当MySQL集群的一个slave，获取ma]]></description><category></category></item><item><title><![CDATA[jenkins相关问题]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/119794095</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/119794095</guid><author>kennan520</author><pubDate>Thu, 19 Aug 2021 11:28:47 +0800</pubDate><description><![CDATA[在自动部署springboot项目中，一直无法后台运行

在执行脚本上加入

export BUILD_ID=dontKillMe



大体了解原因：Jenkins在构建结束后会把额外启动的进程杀死。

完整shell脚本


#!/bin/bash
export BUILD_ID=dontKillMe
echo "复制文件"
cp ${WORKSPACE}/engineer-fix-employee/target/engineer-fix-employee-0.0.1-SNAPSHOT.jar /op.]]></description><category></category></item><item><title><![CDATA[PowerDesigner生成mysql8.0字段comment 注释]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/117753643</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/117753643</guid><author>kennan520</author><pubDate>Wed, 09 Jun 2021 20:27:58 +0800</pubDate><description><![CDATA[1修改生成sql文件中的脚本

选择database--&gt;edit Current--&gt;DBMS

修改add中的


]]></description><category></category></item><item><title><![CDATA[docker 常用命令合集]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/107234269</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/107234269</guid><author>kennan520</author><pubDate>Thu, 09 Jul 2020 18:16:43 +0800</pubDate><description><![CDATA[容器操作


运行一个容器：docker run -d -it -p 8300:8100 -p 8306:8006 -v /home/insight/files/:/home/ --name office2pdf office2pdf:v1

端口映射：8300 宿主机端口，8100 容器端口

目录映射： /home/insight/files/ 宿主机目录，/home 容器目录

office2pdf ：容器名称

office2pdf:v1：镜像名称



查看容器：docker ps

  ...]]></description><category></category></item><item><title><![CDATA[使用Dockerfile创建openoffice镜像]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/107229336</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/107229336</guid><author>kennan520</author><pubDate>Thu, 09 Jul 2020 16:50:00 +0800</pubDate><description><![CDATA[采用centos作为基础镜像，直接从拉取centos镜像即可

# docker pull centos

制作Dockerfile文件

内容如下


FROM centos
#添加你的文件及服务jar包
ADD Apache_OpenOffice_4.1.7_Linux_x86-64_install-rpm_zh-CN.tar.gz /tmp/
#windows中文字符
ADD dejavu.tar.gz /usr/share/fonts/
#服务接口
ADD demo-0.0.1-SNAPSHOT.j]]></description><category></category></item><item><title><![CDATA[centos7 root用户重置密码]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/105785790</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/105785790</guid><author>kennan520</author><pubDate>Tue, 28 Apr 2020 18:01:37 +0800</pubDate><description><![CDATA[1.在用户进入下图界面时按e键进入编辑界面



2.






]]></description><category></category></item><item><title><![CDATA[centos7离线安装mysql-5.7.26-linux-glibc2.12-x86_64.tar.gz]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/102502633</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/102502633</guid><author>kennan520</author><pubDate>Fri, 27 Mar 2020 15:47:08 +0800</pubDate><description><![CDATA[备注：由于现在默认Linux默认使用的都是Centos7，默认会安装Mysql,需要手动先进行卸载，如果卸载后续，安装启动的时候，自己安装的MySql启动的时候回调用系统自带的配置文件，启动会各种异常.......

第一步：查看mysql安装




rpm -qa|grep -i mysql

第二步：卸载Mysql


rpm -ev --nodeps 【上一步查询到的名称】...]]></description><category></category></item><item><title><![CDATA[Centos7.3离线安装CDH-5.15.2]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/102665771</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/102665771</guid><author>kennan520</author><pubDate>Fri, 27 Mar 2020 15:45:13 +0800</pubDate><description><![CDATA[一、概述

CDH是Hadoop众多分支中的一种，由Cloudera维护，基于稳定版本的Apache Hadoop构建，全称Cloudera’s Distribution, including Apache Hadoop。

CDH提供了Hadoop的核心可扩展存储（HDFS）和分布式计算（MR），还提供了WEB页面进行管理、监控。

二、部署环境

ip地址
			主机名
			系统
		192...]]></description><category></category></item><item><title><![CDATA[linux常用命令]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/102517403</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/102517403</guid><author>kennan520</author><pubDate>Sat, 12 Oct 2019 11:42:16 +0800</pubDate><description><![CDATA[linux常用命令

编辑模式：

:q 不保存退出

:q! 强制不保存退出

:w 保存

:wq 保存并退出

:x 保存并退出

查看当前系统安装版本： cat /etc/redhat-release

查找命令：


find /|grep nginx.conf

whereis nginx

which nginx



查看环境变量：export

查看：ip ifconfig -a...]]></description><category></category></item><item><title><![CDATA[nginx升级]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/100529215</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/100529215</guid><author>kennan520</author><pubDate>Tue, 03 Sep 2019 22:28:08 +0800</pubDate><description><![CDATA[(将nginx配置文件备份)

1.将nginx编译参数打印出来

nginx -V



2.解压压缩包

tar -zxvf nginx.1.16.1

3.编译文件

./configure--prefix=/home/ylqz/software/nginx --with-http_stub_status_module --with-http_ssl_module

4.安装

make ...]]></description><category></category></item><item><title><![CDATA[vue input主动失去焦点]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/94401212</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/94401212</guid><author>kennan520</author><pubDate>Mon, 01 Jul 2019 18:00:10 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[html转pdf]]></title><link>https://blog.youkuaiyun.com/kennan520/article/details/53213980</link><guid>https://blog.youkuaiyun.com/kennan520/article/details/53213980</guid><author>kennan520</author><pubDate>Fri, 18 Nov 2016 11:00:18 +0800</pubDate><description><![CDATA[Itext 实现 html转换成pdf

博客分类： 

html转换成pdf
htmlpdfitext 




需要的jar包: core-renderer.jar 和 iText-2.0.8.jar

 

Html代码



 http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">]]></description><category></category></item></channel></rss>