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<blockquote>
<div></div></blockquote>
<div class="section" id="dingding-operators">
<h1>Dingding Operators<a class="headerlink" href="#dingding-operators" title="Permalink to this headline"></a></h1>
<div class="section" id="prerequisite-tasks">
<h2>Prerequisite Tasks<a class="headerlink" href="#prerequisite-tasks" title="Permalink to this headline"></a></h2>
<p>To use this operators, you must do a few things:</p>
<blockquote>
<div><ul class="simple">
<li><p>Add custom robot to Dingding group which you want to send Dingding message.</p></li>
<li><p>Get the webhook token from Dingding custom robot.</p></li>
<li><p>Put the Dingding custom robot token in the password field of the <code class="docutils literal notranslate"><span class="pre">dingding_default</span></code>
Connection. Notice that you just need token rather than the whole webhook string.</p></li>
</ul>
</div></blockquote>
</div>
<div class="section" id="basic-usage">
<h2>Basic Usage<a class="headerlink" href="#basic-usage" title="Permalink to this headline"></a></h2>
<p>Use the <code class="xref py py-class docutils literal notranslate"><span class="pre">DingdingOperator</span></code>
to send Dingding message:</p>
<div class="example-block-wrapper docutils container">
<p class="example-header example-header--with-button"><span class="example-title">airflow/contrib/example_dags/example_dingding_operator.py</span><a class="example-header-button viewcode-button reference internal" href="../../_modules/airflow/contrib/example_dags/example_dingding_operator.html"><span>View Source</span></a></p>
<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="n">text_msg_remind_none</span> <span class="o">=</span> <span class="n">DingdingOperator</span><span class="p">(</span>
<span class="n">task_id</span><span class="o">=</span><span class="s1">&#39;text_msg_remind_none&#39;</span><span class="p">,</span>
<span class="n">dingding_conn_id</span><span class="o">=</span><span class="s1">&#39;dingding_default&#39;</span><span class="p">,</span>
<span class="n">message_type</span><span class="o">=</span><span class="s1">&#39;text&#39;</span><span class="p">,</span>
<span class="n">message</span><span class="o">=</span><span class="s1">&#39;Airflow dingding text message remind none&#39;</span><span class="p">,</span>
<span class="n">at_mobiles</span><span class="o">=</span><span class="bp">None</span><span class="p">,</span>
<span class="n">at_all</span><span class="o">=</span><span class="bp">False</span>
<span class="p">)</span>
</pre></div>
</div>
</div>
</div>
<div class="section" id="remind-users-in-message">
<h2>Remind users in message<a class="headerlink" href="#remind-users-in-message" title="Permalink to this headline"></a></h2>
<p>Use parameters <code class="docutils literal notranslate"><span class="pre">at_mobiles</span></code> and <code class="docutils literal notranslate"><span class="pre">at_all</span></code> to remind specific users when you send message,
<code class="docutils literal notranslate"><span class="pre">at_mobiles</span></code> will be ignored When <code class="docutils literal notranslate"><span class="pre">at_all</span></code> is set to <code class="docutils literal notranslate"><span class="pre">True</span></code>:</p>
<div class="example-block-wrapper docutils container">
<p class="example-header example-header--with-button"><span class="example-title">airflow/contrib/example_dags/example_dingding_operator.py</span><a class="example-header-button viewcode-button reference internal" href="../../_modules/airflow/contrib/example_dags/example_dingding_operator.html"><span>View Source</span></a></p>
<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="n">text_msg_remind_all</span> <span class="o">=</span> <span class="n">DingdingOperator</span><span class="p">(</span>
<span class="n">task_id</span><span class="o">=</span><span class="s1">&#39;text_msg_remind_all&#39;</span><span class="p">,</span>
<span class="n">dingding_conn_id</span><span class="o">=</span><span class="s1">&#39;dingding_default&#39;</span><span class="p">,</span>
<span class="n">message_type</span><span class="o">=</span><span class="s1">&#39;text&#39;</span><span class="p">,</span>
<span class="n">message</span><span class="o">=</span><span class="s1">&#39;Airflow dingding text message remind all users in group&#39;</span><span class="p">,</span>
<span class="c1"># list of user phone/email here in the group</span>
<span class="c1"># when at_all is specific will cover at_mobiles</span>
<span class="n">at_mobiles</span><span class="o">=</span><span class="p">[</span><span class="s1">&#39;156XXXXXXXX&#39;</span><span class="p">,</span> <span class="s1">&#39;130XXXXXXXX&#39;</span><span class="p">],</span>
<span class="n">at_all</span><span class="o">=</span><span class="bp">True</span>
<span class="p">)</span>
</pre></div>
</div>
</div>
</div>
<div class="section" id="send-rich-text-message">
<h2>Send rich text message<a class="headerlink" href="#send-rich-text-message" title="Permalink to this headline"></a></h2>
<p>The Dingding operator can send rich text messages including link, markdown, actionCard and feedCard.
A rich text message can not remind specific users except by using markdown type message:</p>
<div class="example-block-wrapper docutils container">
<p class="example-header example-header--with-button"><span class="example-title">airflow/contrib/example_dags/example_dingding_operator.py</span><a class="example-header-button viewcode-button reference internal" href="../../_modules/airflow/contrib/example_dags/example_dingding_operator.html"><span>View Source</span></a></p>
<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="n">markdown_msg</span> <span class="o">=</span> <span class="n">DingdingOperator</span><span class="p">(</span>
<span class="n">task_id</span><span class="o">=</span><span class="s1">&#39;markdown_msg&#39;</span><span class="p">,</span>
<span class="n">dingding_conn_id</span><span class="o">=</span><span class="s1">&#39;dingding_default&#39;</span><span class="p">,</span>
<span class="n">message_type</span><span class="o">=</span><span class="s1">&#39;markdown&#39;</span><span class="p">,</span>
<span class="n">message</span><span class="o">=</span><span class="p">{</span>
<span class="s1">&#39;title&#39;</span><span class="p">:</span> <span class="s1">&#39;Airflow dingding markdown message&#39;</span><span class="p">,</span>
<span class="s1">&#39;text&#39;</span><span class="p">:</span> <span class="s1">&#39;# Markdown message title</span><span class="se">\n</span><span class="s1">&#39;</span>
<span class="s1">&#39;content content .. </span><span class="se">\n</span><span class="s1">&#39;</span>
<span class="s1">&#39;### sub-title</span><span class="se">\n</span><span class="s1">&#39;</span>
<span class="s1">&#39;![logo](http://airflow.apache.org/_images/pin_large.png)&#39;</span>
<span class="p">},</span>
<span class="n">at_mobiles</span><span class="o">=</span><span class="p">[</span><span class="s1">&#39;156XXXXXXXX&#39;</span><span class="p">],</span>
<span class="n">at_all</span><span class="o">=</span><span class="bp">False</span>
<span class="p">)</span>
</pre></div>
</div>
</div>
</div>
<div class="section" id="sending-messages-from-a-task-callback">
<h2>Sending messages from a Task callback<a class="headerlink" href="#sending-messages-from-a-task-callback" title="Permalink to this headline"></a></h2>
<p>Dingding operator could handle task callback by writing a function wrapper dingding operators
and then pass the function to <code class="docutils literal notranslate"><span class="pre">sla_miss_callback</span></code>, <code class="docutils literal notranslate"><span class="pre">on_success_callback</span></code>, <code class="docutils literal notranslate"><span class="pre">on_failure_callback</span></code>,
or <code class="docutils literal notranslate"><span class="pre">on_retry_callback</span></code>. Here we use <code class="docutils literal notranslate"><span class="pre">on_failure_callback</span></code> as an example:</p>
<div class="example-block-wrapper docutils container">
<p class="example-header example-header--with-button"><span class="example-title">airflow/contrib/example_dags/example_dingding_operator.py</span><a class="example-header-button viewcode-button reference internal" href="../../_modules/airflow/contrib/example_dags/example_dingding_operator.html"><span>View Source</span></a></p>
<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="k">def</span> <span class="nf">failure_callback</span><span class="p">(</span><span class="n">context</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> The function that will be executed on failure.</span>
<span class="sd"> :param context: The context of the executed task.</span>
<span class="sd"> :type context: dict</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">message</span> <span class="o">=</span> <span class="s1">&#39;AIRFLOW TASK FAILURE TIPS:</span><span class="se">\n</span><span class="s1">&#39;</span> \
<span class="s1">&#39;DAG: {}</span><span class="se">\n</span><span class="s1">&#39;</span> \
<span class="s1">&#39;TASKS: {}</span><span class="se">\n</span><span class="s1">&#39;</span> \
<span class="s1">&#39;Reason: {}</span><span class="se">\n</span><span class="s1">&#39;</span> \
<span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">context</span><span class="p">[</span><span class="s1">&#39;task_instance&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">dag_id</span><span class="p">,</span>
<span class="n">context</span><span class="p">[</span><span class="s1">&#39;task_instance&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">task_id</span><span class="p">,</span>
<span class="n">context</span><span class="p">[</span><span class="s1">&#39;exception&#39;</span><span class="p">])</span>
<span class="k">return</span> <span class="n">DingdingOperator</span><span class="p">(</span>
<span class="n">task_id</span><span class="o">=</span><span class="s1">&#39;dingding_success_callback&#39;</span><span class="p">,</span>
<span class="n">dingding_conn_id</span><span class="o">=</span><span class="s1">&#39;dingding_default&#39;</span><span class="p">,</span>
<span class="n">message_type</span><span class="o">=</span><span class="s1">&#39;text&#39;</span><span class="p">,</span>
<span class="n">message</span><span class="o">=</span><span class="n">message</span><span class="p">,</span>
<span class="n">at_all</span><span class="o">=</span><span class="bp">True</span><span class="p">,</span>
<span class="p">)</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">context</span><span class="p">)</span>
<span class="n">args</span><span class="p">[</span><span class="s1">&#39;on_failure_callback&#39;</span><span class="p">]</span> <span class="o">=</span> <span class="n">failure_callback</span>
</pre></div>
</div>
</div>
</div>
<div class="section" id="changing-connection-host-if-you-need">
<h2>Changing connection host if you need<a class="headerlink" href="#changing-connection-host-if-you-need" title="Permalink to this headline"></a></h2>
<p>The Dingding operator post http requests using default host <code class="docutils literal notranslate"><span class="pre">https://oapi.dingtalk.com</span></code>,
if you need to change the host used you can set the host field of the connection.</p>
</div>
<div class="section" id="more-information">
<h2>More information<a class="headerlink" href="#more-information" title="Permalink to this headline"></a></h2>
<p>See Dingding documentation on how to <a class="reference external" href="https://open-doc.dingtalk.com/microapp/serverapi2/qf2nxq">custom robot</a>.</p>
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