﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>C++博客-jack-wang-随笔分类-MQTT</title><link>http://www.cppblog.com/jack-wang/category/21413.html</link><description>小王</description><language>zh-cn</language><lastBuildDate>Fri, 08 Jul 2022 09:02:03 GMT</lastBuildDate><pubDate>Fri, 08 Jul 2022 09:02:03 GMT</pubDate><ttl>60</ttl><item><title>MQTT服务器EMQX配置</title><link>http://www.cppblog.com/jack-wang/archive/2021/01/13/217570.html</link><dc:creator>小王</dc:creator><author>小王</author><pubDate>Wed, 13 Jan 2021 10:42:00 GMT</pubDate><guid>http://www.cppblog.com/jack-wang/archive/2021/01/13/217570.html</guid><wfw:comment>http://www.cppblog.com/jack-wang/comments/217570.html</wfw:comment><comments>http://www.cppblog.com/jack-wang/archive/2021/01/13/217570.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cppblog.com/jack-wang/comments/commentRss/217570.html</wfw:commentRss><trackback:ping>http://www.cppblog.com/jack-wang/services/trackbacks/217570.html</trackback:ping><description><![CDATA[1、打开/etc/emqx/emqx.conf<br />必须禁止匿名登录！<br /><div>allow_anonymous改为false<br /><br />2、打开管理后台http://x.x.x.x:18083/<br />左侧根目录中选择Plugins<br />启用emqx_auth_username<br /><span style="background-color: #393a3e; color: #dddddd; font-family: Roboto, &quot;Helvetica Neue&quot;, Helvetica, &quot;Work sans&quot;, Arial, sans-serif;"><br /></span>3、添加用户<br />emqx_ctl users add&nbsp;用户名&nbsp;密码（明文）<br /><br />查看用户<br />emqx_ctl users list<br />可以看到显示出来刚刚创建的用户名称<br /><br />4、重启emqx<br />emqx restart<br />看到提示（我用的是4.2.5版本）<br /><div>EMQ X Broker 4.2.5 is stopped: ok</div><div>EMQ X Broker 4.2.5 is started successfully!</div><div>重启成功！<br /><br />5、测试连接<br />打开MQTTBox<br /><br />Protocol选择：mqtt/tcp<br />Username填写：刚才创建用户名<br />密码填写：刚才创建的密码<br />Host填写：x.x.x.x:1883<br />保存。<br /><br />可以看到Connected成功！<br /><br />6、测试发布订阅<br />暂且用这唯一的客户端账户，自己订阅自己发布（或者再创建一个客户端账户，两个客户端一个发布，一个订阅）<br /><br />订阅主题：<br />topic1<br /><br />发布主题：<br /><span style="color: #333333; font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-weight: bold; background-color: #ffffff;">Topic to publish一栏填写：</span><br />topic1<br /><span style="color: #333333; font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-weight: bold; background-color: #ffffff;">Payload一栏随便填写：<br /></span>hello mqtt<br /><br />点击Publish按钮<br />看到订阅区出现刚刚发布的消息hello mqtt<br /><br />O了！</div></div><div class="xl-chrome-ext-bar" id="xl_chrome_ext_{4DB361DE-01F7-4376-B494-639E489D19ED}" style="display: none;">
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