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menu__link--sublist menu__link--sublist-caret" aria-expanded="false" href="/docs/v1.3.x/help/guide">help</a></div></li><li class="theme-doc-sidebar-item-category theme-doc-sidebar-item-category-level-1 menu__list-item menu__list-item--collapsed"><div class="menu__list-item-collapsible"><a class="menu__link menu__link--sublist menu__link--sublist-caret" aria-expanded="false" href="/docs/v1.3.x/others/developer">Others</a></div></li></ul></nav></div></div></aside><main class="docMainContainer_gTbr"><div class="container padding-top--md padding-bottom--lg"><div class="row"><div class="col docItemCol_VOVn"><div class="theme-doc-version-banner alert alert--warning margin-bottom--md" role="alert"><div>This is documentation for <!-- -->HertzBeat<!-- --> <b>v1.3.x</b>, which is no longer actively maintained.</div><div class="margin-top--md">For up-to-date documentation, see the <b><a href="/docs/start/ssl-cert-practice">latest version</a></b> (<!-- -->v1.5.x<!-- -->).</div></div><div class="docItemContainer_Djhp"><article><nav class="theme-doc-breadcrumbs breadcrumbsContainer_Z_bl" aria-label="Breadcrumbs"><ul class="breadcrumbs" itemscope="" itemtype="https://schema.org/BreadcrumbList"><li class="breadcrumbs__item"><a aria-label="Home page" class="breadcrumbs__link" href="/"><svg viewBox="0 0 24 24" class="breadcrumbHomeIcon_YNFT"><path d="M10 19v-5h4v5c0 .55.45 1 1 1h3c.55 0 1-.45 1-1v-7h1.7c.46 0 .68-.57.33-.87L12.67 3.6c-.38-.34-.96-.34-1.34 0l-8.36 7.53c-.34.3-.13.87.33.87H5v7c0 .55.45 1 1 1h3c.55 0 1-.45 1-1z" fill="currentColor"></path></svg></a></li><li class="breadcrumbs__item"><span class="breadcrumbs__link">quickstart</span><meta itemprop="position" content="1"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">Practice Example</span><meta itemprop="position" content="2"></li></ul></nav><span class="theme-doc-version-badge badge badge--secondary">Version: v1.3.x</span><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type="button" class="clean-btn tocCollapsibleButton_TO0P">On this page</button></div><div class="theme-doc-markdown markdown"><header><h1>SSL Certificate Monitor Practice</h1></header><p>Most websites now support HTTPS by default. The certificate we apply for is usually 3 months or 1 year. It is easy to expire the SSL certificate over time, but we did not find it the first time, or did not update the certificate in time before it expired.</p><p>This article introduces how to use the hertzbeat monitoring tool to detect the validity period of our website's SSL certificate, and send us a warning message when the certificate expires or a few days before the certificate expires.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="what-is-hertzbeat">What is HertzBeat<a href="#what-is-hertzbeat" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h4><p>HertzBeat is a real-time monitoring tool with powerful custom monitoring capabilities without Agent. Website monitoring, PING connectivity, port availability, database, operating system, middleware, API monitoring, threshold alarms, alarm notification (email, WeChat, Ding Ding Feishu).</p><p><strong>Official website: <a href="https://hertzbeat.com" target="_blank" rel="noopener noreferrer">https://hertzbeat.com</a> | <a href="https://tancloud.cn" target="_blank" rel="noopener noreferrer">https://tancloud.cn</a></strong></p><p>github: <a href="https://github.com/dromara/hertzbeat" target="_blank" rel="noopener noreferrer">https://github.com/dromara/hertzbeat</a> |
| Click OK Note ⚠️Before adding, it will test the connectivity of the website by default, and the connection will be successful before adding. Of course, you can also gray out the <strong>Test or not</strong> button.</p></blockquote><p><img loading="lazy" src="https://p3-juejin.byteimg.com/tos-cn-i-k3u1fbpfcp/ad1154670648413bb82c8bdeb5b13609~tplv-k3u1fbpfcp-zoom-1.image" class="img_ev3q"></p><ol start="3"><li>View the detection index data</li></ol><blockquote><p>In the monitoring list, you can view the monitoring status, and in the monitoring details, you can view the metric data chart, etc.</p></blockquote><p><img loading="lazy" src="https://p3-juejin.byteimg.com/tos-cn-i-k3u1fbpfcp/f874b45e909c4bb0acdd28b3fb034a61~tplv-k3u1fbpfcp-zoom-1.image" class="img_ev3q"></p><p><img loading="lazy" src="https://p3-juejin.byteimg.com/tos-cn-i-k3u1fbpfcp/ef5d7443f8c04818ae5aa28d421203be~tplv-k3u1fbpfcp-zoom-1.image" class="img_ev3q"></p><ol start="4"><li>Set the threshold (triggered when the certificate expires)</li></ol><blockquote><p>System Page -> Alarms -> Alarm Thresholds -> New Thresholds</p></blockquote><p><img loading="lazy" src="https://p3-juejin.byteimg.com/tos-cn-i-k3u1fbpfcp/8d6205172d43463aa34e534477f132f1~tplv-k3u1fbpfcp-zoom-1.image" class="img_ev3q"></p><blockquote><p>Configure the threshold, select the SSL certificate metric object, configure the alarm expression-triggered when the metric <code>expired</code> is <code>true</code>, that is, <code>equals(expired,"true")</code>, set the alarm level notification template information, etc.</p></blockquote><p><img loading="lazy" src="https://p3-juejin.byteimg.com/tos-cn-i-k3u1fbpfcp/83d17b381d994f26a6240e01915b2001~tplv-k3u1fbpfcp-zoom-1.image" class="img_ev3q"></p><blockquote><p>Associating thresholds with monitoring, in the threshold list, set which monitoring this threshold applies to.</p></blockquote><p><img loading="lazy" src="https://p3-juejin.byteimg.com/tos-cn-i-k3u1fbpfcp/9b9063d7bcf9454387be0491fc382bd1~tplv-k3u1fbpfcp-zoom-1.image" class="img_ev3q"></p><ol start="5"><li>Set the threshold (triggered one week before the certificate expires)</li></ol><blockquote><p>In the same way, add a new configuration threshold and configure an alarm expression - when the metric expires timestamp <code>end_timestamp</code>, the <code>now()</code> function is the current timestamp, if the configuration triggers an alarm one week in advance: <code>end_timestamp <= (now( ) + 604800000)</code> , where <code>604800000</code> is the 7-day total time difference in milliseconds.</p></blockquote><p><img loading="lazy" src="https://p3-juejin.byteimg.com/tos-cn-i-k3u1fbpfcp/0d6f837f57c247e09f668f60eff4a0ff~tplv-k3u1fbpfcp-zoom-1.image" class="img_ev3q"></p><blockquote><p>Finally, you can see the triggered alarm in the alarm center.</p></blockquote><p><img loading="lazy" src="https://p3-juejin.byteimg.com/tos-cn-i-k3u1fbpfcp/5a61b23127524976b2c209ce0ca6a339~tplv-k3u1fbpfcp-zoom-1.image" class="img_ev3q"></p><ol start="6"><li>Alarm notification (in time notification via Dingding WeChat Feishu, etc.)</li></ol><blockquote><p>Monitoring Tool -> Alarm Notification -> New Receiver</p></blockquote><p><img loading="lazy" src="https://p3-juejin.byteimg.com/tos-cn-i-k3u1fbpfcp/7f36956060ef410a82bbecafcbb2957f~tplv-k3u1fbpfcp-zoom-1.image" class="img_ev3q"></p><p>For token configuration such as Dingding WeChat Feishu, please refer to the help document</p><p><a href="https://hertzbeat.com/docs/help/alert_dingtalk" target="_blank" rel="noopener noreferrer">https://hertzbeat.com/docs/help/alert_dingtalk</a> |
