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Site updated at 2017-03-12 00:35:37 UTC

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<hr class="divider">
<p>The <code class="highlighter-rouge">mqtt_eventstream</code> components connects two Home Assistant instances via MQTT.</p>
<p>The <code class="highlighter-rouge">mqtt_eventstream</code> component connects two Home Assistant instances via MQTT.</p>
<p>To integrate MQTT Eventstream into Home Assistant, add the following section to your <code class="highlighter-rouge">configuration.yaml</code> file:</p>
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<li><strong>subscribe_topic</strong> (<em>Required</em>): Topic to receive events from the remote server.</li>
</ul>
<h2>Multiple Instances</h2>
<p>Events from multiple instances can be aggregated to a single master instance by subscribing to a wildcard topic from the master instance.</p>
<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><span class="c1"># Example master instance configuration.yaml entry</span>
<span class="s">mqtt_eventstream</span><span class="pi">:</span>
<span class="s">publish_topic</span><span class="pi">:</span> <span class="s">master/topic</span>
<span class="s">subscribe_topic</span><span class="pi">:</span> <span class="s">slaves/#</span>
</code></pre>
</div>
<p>For a multiple instance setup, each slave would publish to their own topic.</p>
<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><span class="c1"># Example slave instance configuration.yaml entry</span>
<span class="s">mqtt_eventstream</span><span class="pi">:</span>
<span class="s">publish_topic</span><span class="pi">:</span> <span class="s">slaves/upstairs</span>
<span class="s">subscribe_topic</span><span class="pi">:</span> <span class="s">master/topic</span>
</code></pre>
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<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><span class="c1"># Example slave instance configuration.yaml entry</span>
<span class="s">mqtt_eventstream</span><span class="pi">:</span>
<span class="s">publish_topic</span><span class="pi">:</span> <span class="s">slaves/downstairs</span>
<span class="s">subscribe_topic</span><span class="pi">:</span> <span class="s">master/topic</span>
</code></pre>
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