vice deployed in only one zone, you will be able to flag it using its metadata as being deployed in one zone or another. The possible metadata keys are the following</p>
<ul>
  <li><code>otoroshi-deployment-providers</code></li>
  <li><code>otoroshi-deployment-regions</code></li>
  <li><code>otoroshi-deployment-zones</code></li>
  <li><code>otoroshi-deployment-dcs</code></li>
  <li><code>otoroshi-deployment-racks</code></li>
</ul>
<p>let say we set <code>otoroshi-deployment-zones=zone-1</code> on a route, i