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<link rel="alternate" hreflang="en-us" href="https://iotdb.apache.org/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Plugin.html"><meta property="og:url" content="https://iotdb.apache.org/zh/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Plugin.html"><meta property="og:site_name" content="IoTDB Website"><meta property="og:title" content="系统集成"><meta property="og:description" content="Grafana 插件 Grafana 是开源的指标量监测和可视化工具,可用于展示时序数据和应用程序运行分析。 在 IoTDB 项目中,我们开发了 Grafana 插件,该插件通过调用 IoTDB REST 服务来展现 IoTDB 中时序数据 ,提供了众多时序数据的可视化方法。Grafana 插件相较于 IoTDB-Grafana-Connector 连..."><meta property="og:type" content="article"><meta property="og:locale" content="zh-CN"><meta property="og:locale:alternate" content="en-US"><script type="application/ld+json">{"@context":"https://schema.org","@type":"Article","headline":"系统集成","image":[""],"dateModified":null,"author":[]}</script><link rel="icon" href="/favicon.ico"><meta name="Description" content="Apache IoTDB: Time Series Database for IoT"><meta name="Keywords" content="TSDB, time series, time series database, IoTDB, IoT database, IoT data management,时序数据库, 时间序列管理, IoTDB, 物联网数据库, 实时数据库, 物联网数据管理, 物联网数据"><meta name="baidu-site-verification" content="wfKETzB3OT"><meta name="google-site-verification" content="mZWAoRY0yj_HAr-s47zHCGHzx5Ju-RVm5wDbPnwQYFo"><title>系统集成 | IoTDB Website</title><meta name="description" content="Grafana 插件 Grafana 是开源的指标量监测和可视化工具,可用于展示时序数据和应用程序运行分析。 在 IoTDB 项目中,我们开发了 Grafana 插件,该插件通过调用 IoTDB REST 服务来展现 IoTDB 中时序数据 ,提供了众多时序数据的可视化方法。Grafana 插件相较于 IoTDB-Grafana-Connector 连...">
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class="title">数据查询</span><span class="arrow end"></span></button><!----></section></li><li><section class="sidebar-group"><button class="sidebar-heading clickable"><!----><span class="title">数据处理</span><span class="arrow end"></span></button><!----></section></li><li><section class="sidebar-group"><button class="sidebar-heading clickable"><!----><span class="title">权限管理</span><span class="arrow end"></span></button><!----></section></li><li><section class="sidebar-group"><button class="sidebar-heading clickable"><!----><span class="title">运维工具</span><span class="arrow end"></span></button><!----></section></li><li><section class="sidebar-group"><button class="sidebar-heading clickable active"><!----><span class="title">系统集成</span><span class="arrow down"></span></button><ul class="sidebar-links"><li><!--[--><a aria-current="page" href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Plugin.html" class="router-link-active router-link-exact-active nav-link active sidebar-link sidebar-page active" aria-label="Grafana Plugin"><!---->Grafana Plugin<!----></a><ul class="sidebar-sub-headers"><li class="sidebar-sub-header"><a aria-current="page" href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Plugin.html#grafana-插件" class="router-link-active router-link-exact-active nav-link sidebar-link heading" aria-label="Grafana 插件"><!---->Grafana 插件<!----></a><ul class="sidebar-sub-headers"><li class="sidebar-sub-header"><a aria-current="page" href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Plugin.html#部署-grafana-插件" class="router-link-active router-link-exact-active nav-link sidebar-link heading" aria-label="部署 Grafana 插件"><!---->部署 Grafana 插件<!----></a><ul class="sidebar-sub-headers"></ul></li><li class="sidebar-sub-header"><a aria-current="page" href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Plugin.html#使用-grafana-插件" class="router-link-active router-link-exact-active nav-link sidebar-link heading" aria-label="使用 Grafana 插件"><!---->使用 Grafana 插件<!----></a><ul class="sidebar-sub-headers"></ul></li><li class="sidebar-sub-header"><a aria-current="page" href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Plugin.html#更多" class="router-link-active router-link-exact-active nav-link sidebar-link heading" aria-label="更多"><!---->更多<!----></a><ul class="sidebar-sub-headers"></ul></li></ul></li></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Connector.html" class="nav-link sidebar-link sidebar-page" aria-label="Grafana Connector(不推荐)"><!---->Grafana Connector(不推荐)<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Zeppelin-IoTDB.html" class="nav-link sidebar-link sidebar-page" aria-label="Zeppelin-IoTDB"><!---->Zeppelin-IoTDB<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/DBeaver.html" class="nav-link sidebar-link sidebar-page" aria-label="DBeaver-IoTDB"><!---->DBeaver-IoTDB<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Spark-TsFile.html" class="nav-link sidebar-link sidebar-page" aria-label="Spark-TsFile"><!---->Spark-TsFile<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/MapReduce-TsFile.html" class="nav-link sidebar-link sidebar-page" aria-label="Hadoop-TsFile"><!---->Hadoop-TsFile<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Spark-IoTDB.html" class="nav-link sidebar-link sidebar-page" aria-label="Spark-IoTDB"><!---->Spark-IoTDB<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Hive-TsFile.html" class="nav-link sidebar-link sidebar-page" aria-label="Hive-TsFile"><!---->Hive-TsFile<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Flink-TsFile.html" class="nav-link sidebar-link sidebar-page" aria-label="Flink-TsFile"><!---->Flink-TsFile<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Flink-IoTDB.html" class="nav-link sidebar-link sidebar-page" aria-label="Flink-IoTDB"><!---->Flink-IoTDB<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li><li><!--[--><a href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/NiFi-IoTDB.html" class="nav-link sidebar-link sidebar-page" aria-label="NiFi IoTDB"><!---->NiFi IoTDB<!----></a><ul class="sidebar-sub-headers"></ul><!--]--></li></ul></section></li><li><section class="sidebar-group"><button class="sidebar-heading clickable"><!----><span class="title">UDF 资料库</span><span class="arrow end"></span></button><!----></section></li><li><section class="sidebar-group"><button class="sidebar-heading clickable"><!----><span class="title">参考</span><span class="arrow end"></span></button><!----></section></li></ul><!--[--><!----><!--]--></aside><!--[--><main class="page" id="main-content"><!--[--><!----><nav class="breadcrumb disable"></nav><div class="page-title"><h1><!---->系统集成</h1><div class="page-info"><!----><!----><!----><!----><span class="page-reading-time-info" aria-label="阅读时间"><svg xmlns="http://www.w3.org/2000/svg" class="icon timer-icon" viewBox="0 0 1024 1024" fill="currentColor" aria-label="timer icon"><path d="M799.387 122.15c4.402-2.978 7.38-7.897 7.38-13.463v-1.165c0-8.933-7.38-16.312-16.312-16.312H256.33c-8.933 0-16.311 7.38-16.311 16.312v1.165c0 5.825 2.977 10.874 7.637 13.592 4.143 194.44 97.22 354.963 220.201 392.763-122.204 37.542-214.893 196.511-220.2 389.397-4.661 5.049-7.638 11.651-7.638 19.03v5.825h566.49v-5.825c0-7.379-2.849-13.981-7.509-18.9-5.049-193.016-97.867-351.985-220.2-389.527 123.24-37.67 216.446-198.453 220.588-392.892zM531.16 450.445v352.632c117.674 1.553 211.787 40.778 211.787 88.676H304.097c0-48.286 95.149-87.382 213.728-88.676V450.445c-93.077-3.107-167.901-81.297-167.901-177.093 0-8.803 6.99-15.793 15.793-15.793 8.803 0 15.794 6.99 15.794 15.793 0 80.261 63.69 145.635 142.01 145.635s142.011-65.374 142.011-145.635c0-8.803 6.99-15.793 15.794-15.793s15.793 6.99 15.793 15.793c0 95.019-73.789 172.82-165.96 177.093z"></path></svg><span>大约 7 分钟</span><meta property="timeRequired" content="PT7M"></span><!----><!----></div><hr></div><div class="toc-place-holder"><aside id="toc"><!--[--><!----><!--]--><div class="toc-header">此页内容<button class="print-button" title="打印"><svg xmlns="http://www.w3.org/2000/svg" class="icon print-icon" viewBox="0 0 1024 1024" fill="currentColor" aria-label="print icon"><path d="M819.2 364.8h-44.8V128c0-17.067-14.933-32-32-32H281.6c-17.067 0-32 14.933-32 32v236.8h-44.8C145.067 364.8 96 413.867 96 473.6v192c0 59.733 49.067 108.8 108.8 108.8h44.8V896c0 17.067 14.933 32 32 32h460.8c17.067 0 32-14.933 32-32V774.4h44.8c59.733 0 108.8-49.067 108.8-108.8v-192c0-59.733-49.067-108.8-108.8-108.8zM313.6 160h396.8v204.8H313.6V160zm396.8 704H313.6V620.8h396.8V864zM864 665.6c0 25.6-19.2 44.8-44.8 44.8h-44.8V588.8c0-17.067-14.933-32-32-32H281.6c-17.067 0-32 14.933-32 32v121.6h-44.8c-25.6 0-44.8-19.2-44.8-44.8v-192c0-25.6 19.2-44.8 44.8-44.8h614.4c25.6 0 44.8 19.2 44.8 44.8v192z"></path></svg></button></div><div class="toc-wrapper"><ul class="toc-list"><!--[--><li class="toc-item"><a aria-current="page" href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Plugin.html#grafana-插件" class="router-link-active router-link-exact-active toc-link level2">Grafana 插件</a></li><ul class="toc-list"><!--[--><li class="toc-item"><a aria-current="page" href="/zh/UserGuide/V0.13.x/Ecosystem-Integration/Grafana-Plugin.html#部署-grafana-插件" class="router-link-active router-link-exact-active toc-link level3">部署 Grafana 插件</a></li><!----><!--]--><!--[--><li 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--><h1 id="系统集成" tabindex="-1"><a class="header-anchor" href="#系统集成" aria-hidden="true">#</a> 系统集成</h1><h2 id="grafana-插件" tabindex="-1"><a class="header-anchor" href="#grafana-插件" aria-hidden="true">#</a> Grafana 插件</h2><p>Grafana 是开源的指标量监测和可视化工具,可用于展示时序数据和应用程序运行分析。</p><p>在 IoTDB 项目中,我们开发了 Grafana 插件,该插件通过调用 IoTDB REST 服务来展现 IoTDB 中时序数据 ,提供了众多时序数据的可视化方法。Grafana 插件相较于 IoTDB-Grafana-Connector 连接器执行效率更高、支持的查询种类更多。只要在您部署环境允许的情况下,<em>我们都推荐直接使用 Grafana 插件而不使用 IoTDB-Grafana-Connector 连接器</em></p><h3 id="部署-grafana-插件" tabindex="-1"><a class="header-anchor" href="#部署-grafana-插件" aria-hidden="true">#</a> 部署 Grafana 插件</h3><h4 id="安装-grafana" tabindex="-1"><a class="header-anchor" href="#安装-grafana" aria-hidden="true">#</a> 安装 Grafana</h4><ul><li>Grafana 组件下载地址:<a href="https://grafana.com/grafana/download" target="_blank" rel="noopener noreferrer">https://grafana.com/grafana/download<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></li><li>版本 &gt;= 7.0.0</li></ul><h4 id="grafana-plugin-下载" tabindex="-1"><a class="header-anchor" href="#grafana-plugin-下载" aria-hidden="true">#</a> grafana-plugin 下载</h4><ul><li>插件名称: grafana-plugin</li><li>下载地址: <a href="https://github.com/apache/iotdb.git" target="_blank" rel="noopener noreferrer">https://github.com/apache/iotdb.git<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></li></ul><p>执行下面的命令:</p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code><span class="token function">git</span> clone https://github.com/apache/iotdb.git
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h4 id="grafana-plugin-编译" tabindex="-1"><a class="header-anchor" href="#grafana-plugin-编译" aria-hidden="true">#</a> grafana-plugin 编译</h4><h5 id="方案一" tabindex="-1"><a class="header-anchor" href="#方案一" aria-hidden="true">#</a> 方案一</h5><p>我们需要编译 IoTDB 仓库 <code>grafana-plugin</code> 目录下的前端工程并生成 <code>dist</code> 目标目录,具体执行流程如下。</p><p>您可以采取下面任意一种编译方式:</p><ul><li>使用 maven 编译,在 <code>grafana-plugin</code> 目录下执行:</li></ul><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>mvn <span class="token function">install</span> package <span class="token parameter variable">-P</span> compile-grafana-plugin
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li>或使用 yarn 编译,在 <code>grafana-plugin</code> 目录下执行:</li></ul><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code><span class="token function">yarn</span> <span class="token function">install</span>
<span class="token function">yarn</span> build
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div></div></div><p>如果编译成功,我们将看到生成的目标文件夹 <code>dist</code>,它包含了编译好的 Grafana 前端插件:</p><img style="width:100%;max-width:333px;max-height:545px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/grafana-plugin-build.png?raw=true"><h5 id="方案二" tabindex="-1"><a class="header-anchor" href="#方案二" aria-hidden="true">#</a> 方案二</h5><p>我们也可以通过执行 IoTDB 项目的<strong>打包指令</strong>获取 <code>grafana-plugin </code> 的前端工程和其他配套的 IoTDB 可执行文件。</p><p>在 IoTDB 仓库的根目录下执行:</p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code> mvn clean package <span class="token parameter variable">-pl</span> distribution <span class="token parameter variable">-am</span> <span class="token parameter variable">-DskipTests</span> <span class="token parameter variable">-P</span> compile-grafana-plugin
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>如果编译成功,我们将看到 <code>distribution/target</code> 路径下包含了编译好的 Grafana 前端插件:</p><img style="width:100%;max-width:333px;max-height:545px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/distribution.png?raw=true"><h4 id="grafana-plugin-插件安装" tabindex="-1"><a class="header-anchor" href="#grafana-plugin-插件安装" aria-hidden="true">#</a> grafana-plugin 插件安装</h4><ul><li><p>拷贝上述生成的前端工程目标文件夹到 Grafana 的插件目录中 <code>${Grafana文件目录}\data\plugins\</code>。如果没有此目录可以手动建或者启动grafana会自动建立,当然也可以修改plugins的位置,具体请查看下面的修改Grafana 的插件目录位置说明。</p></li><li><p>修改Grafana的配置文件:找到配置文件(<code>${Grafana文件目录}\conf\defaults.ini</code>),并进行如下的修改:</p><div class="language-ini line-numbers-mode" data-ext="ini"><pre class="language-ini"><code><span class="token key attr-name">allow_loading_unsigned_plugins</span> <span class="token punctuation">=</span> <span class="token value attr-value">iotdb</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div></li><li><p>修改Grafana 的插件目录位置:找到配置文件(<code>${Grafana文件目录}\conf\defaults.ini</code>),并进行如下的修改:</p><div class="language-ini line-numbers-mode" data-ext="ini"><pre class="language-ini"><code><span class="token key attr-name">plugins</span> <span class="token punctuation">=</span> <span class="token value attr-value">data/plugins</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div></li><li><p>如果 Grafana 服务已启动,则需要重启服务。 更多详情,请点 <a href="https://grafana.com/docs/grafana/latest/plugins/installation/" target="_blank" rel="noopener noreferrer">这里<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p></li></ul><h4 id="启动-grafana" tabindex="-1"><a class="header-anchor" href="#启动-grafana" aria-hidden="true">#</a> 启动 Grafana</h4><p>进入 Grafana 的安装目录,使用以下命令启动 Grafana:</p><ul><li>Windows 系统:</li></ul><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>bin<span class="token punctuation">\</span>grafana-server.exe
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li>Linux 系统:</li></ul><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code><span class="token function">sudo</span> <span class="token function">service</span> grafana-server start
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li>MacOS 系统:</li></ul><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>brew services start grafana
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>更多详情,请点 <a href="https://grafana.com/docs/grafana/latest/installation/" target="_blank" rel="noopener noreferrer">这里<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><h4 id="配置-iotdb-rest-服务" tabindex="-1"><a class="header-anchor" href="#配置-iotdb-rest-服务" aria-hidden="true">#</a> 配置 IoTDB REST 服务</h4><p>进入 <code>{iotdb 目录}/conf</code>,打开 <code>iotdb-rest.properties</code> 文件,并作如下修改:</p><div class="language-properties line-numbers-mode" data-ext="properties"><pre class="language-properties"><code><span class="token comment"># Is the REST service enabled</span>
<span class="token key attr-name">enable_rest_service</span><span class="token punctuation">=</span><span class="token value attr-value">true</span>
<span class="token comment"># the binding port of the REST service</span>
<span class="token key attr-name">rest_service_port</span><span class="token punctuation">=</span><span class="token value attr-value">18080</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>启动(重启)IoTDB 使配置生效,此时 IoTDB REST 服务处于运行状态。</p><h3 id="使用-grafana-插件" tabindex="-1"><a class="header-anchor" href="#使用-grafana-插件" aria-hidden="true">#</a> 使用 Grafana 插件</h3><h4 id="访问-grafana-dashboard" tabindex="-1"><a class="header-anchor" href="#访问-grafana-dashboard" aria-hidden="true">#</a> 访问 Grafana dashboard</h4><p>Grafana 以网页的 dashboard 形式为您展示数据,在使用时请您打开浏览器,访问 <code>http://&lt;ip&gt;:&lt;port&gt;</code></p><p>注:IP 为您的 Grafana 所在的服务器 IP,Port 为 Grafana 的运行端口(默认 3000)。</p><p>在本地试用时,Grafana dashboard 的默认地址为 <code>http://localhost:3000/</code></p><p>默认登录的用户名和密码都是 <code>admin</code></p><h4 id="添加-iotdb-数据源" tabindex="-1"><a class="header-anchor" href="#添加-iotdb-数据源" aria-hidden="true">#</a> 添加 IoTDB 数据源</h4><p>点击左侧的 <code>设置</code> 图标,选择 <code>Data Source</code> 选项,然后再点击 <code>Add data source</code></p><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/datasource_1.png?raw=true"><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/datasource_2.png?raw=true"><p>选择 <code>Apache IoTDB</code> 数据源,<code>URL</code> 一栏填写 <code>http://&lt;ip&gt;:&lt;port&gt;</code></p><p>Ip 为您的 IoTDB 服务器所在的宿主机 IP,port 为 REST 服务的运行端口(默认 18080)。</p><p>输入 IoTDB 服务器的 username 和 password,点击 <code>Save &amp; Test</code>,出现 <code>Success</code> 则提示配置成功。</p><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/datasource_3.png?raw=true"><h4 id="创建一个新的-panel" tabindex="-1"><a class="header-anchor" href="#创建一个新的-panel" aria-hidden="true">#</a> 创建一个新的 Panel</h4><p>点击左侧的 <code>Dashboards</code> 图标,选择 <code>Manage</code>,如下图所示:</p><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/manage.png?raw=true"><p>点击右上方的 <code>New Dashboard</code> 图标,选择 <code>Add an empty panel</code>,如下图所示:</p><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/add-empty-panel.png?raw=true"><p>在 SELECT 输入框、FROM 输入框、WHERE输入框、CONTROL输入框中输入内容,其中 WHERE 和 CONTROL 输入框为非必填。</p><p>如果一个查询涉及多个表达式,我们可以点击 SELECT 输入框右侧的 <code>+</code> 来添加 SELECT 子句中的表达式,也可以点击 FROM 输入框右侧的 <code>+</code> 来添加路径前缀,如下图所示:</p><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/grafana_input.png?raw=true"><p>SELECT 输入框中的内容可以是时间序列的后缀,可以是函数或自定义函数,可以是算数表达式,也可以是它们的嵌套表达式。您还可以使用 as 子句来重命名需要显示的结果序列名字。</p><p>下面是 SELECT 输入框中一些合法的输入举例:</p><ul><li><code>s1</code></li><li><code>top_k(s1, &#39;k&#39;=&#39;1&#39;) as top</code></li><li><code>sin(s1) + cos(s1 + s2)</code></li><li><code>udf(s1) as &quot;中文别名&quot;</code></li></ul><p>FROM 输入框中的内容必须是时间序列的前缀路径,比如 <code>root.sg.d</code></p><p>WHERE 输入框为非必须填写项目,填写内容应当是查询的过滤条件,比如 <code>time &gt; 0</code> 或者 <code>s1 &lt; 1024 and s2 &gt; 1024</code></p><p>CONTROL 输入框为非必须填写项目,填写内容应当是控制查询类型、输出格式的特殊子句,下面是 CONTROL 输入框中一些合法的输入举例:</p><ul><li><code>group by ([2017-11-01T00:00:00, 2017-11-07T23:00:00), 1d)</code></li><li><code>group by ([2017-11-01 00:00:00, 2017-11-07 23:00:00), 3h, 1d)</code></li><li><code>GROUP BY([2017-11-07T23:50:00, 2017-11-07T23:59:00), 1m) FILL (PREVIOUSUNTILLAST)</code></li><li><code>GROUP BY([2017-11-07T23:50:00, 2017-11-07T23:59:00), 1m) FILL (PREVIOUS, 1m)</code></li><li><code>GROUP BY([2017-11-07T23:50:00, 2017-11-07T23:59:00), 1m) FILL (LINEAR, 5m, 5m)</code></li><li><code>group by ((2017-11-01T00:00:00, 2017-11-07T23:00:00], 1d), level=1</code></li><li><code>group by ([0, 20), 2ms, 3ms), level=1</code></li></ul><p>提示:为了避免OOM问题,不推荐使用select * from root.xx.** 这种语句在Grafana plugin中使用。</p><h4 id="变量与模板功能的支持" tabindex="-1"><a class="header-anchor" href="#变量与模板功能的支持" aria-hidden="true">#</a> 变量与模板功能的支持</h4><p>本插件支持 Grafana 的变量与模板( <a href="https://grafana.com/docs/grafana/v7.0/variables/%EF%BC%89%E5%8A%9F%E8%83%BD%E3%80%82" target="_blank" rel="noopener noreferrer">https://grafana.com/docs/grafana/v7.0/variables/)功能。<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>创建一个新的 Panel 后,点击右上角的设置按钮,如下图所示:</p><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/setconf.png?raw=true"><p>选择 <code>Variables</code>,点击 <code>Add variable</code> ,如下图所示:</p><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/addvaribles.png?raw=true"><p>输入 <code>Name</code><code>Label</code>,和 <code>Query</code>, 点击 <code>Update</code> 按钮,如下图所示:</p><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/variblesinput.png?raw=true"><p>应用 Variables,在 <code>grafana panel</code> 中输入变量点击 <code>save</code> 按钮,如下图所示</p><img style="width:100%;max-width:800px;max-height:600px;margin-left:auto;margin-right:auto;display:block;" src="https://alioss.timecho.com/docs/img/UserGuide/Ecosystem-Integration/Grafana-plugin/applyvariables.png?raw=true"><h3 id="更多" tabindex="-1"><a class="header-anchor" href="#更多" aria-hidden="true">#</a> 更多</h3><p>更多关于 Grafana 操作详情可参看 Grafana 官方文档:<a href="http://docs.grafana.org/guides/getting_started/%E3%80%82" target="_blank" rel="noopener noreferrer">http://docs.grafana.org/guides/getting_started/。<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" 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