ode></pre><h4 id="handlers">Handlers</h4><p>Handlers are defined based on Kubernetes <a href="https://kubernetes.io/docs/concepts/api-extension/custom-resources/#customresourcedefinitions">Custom Resource Definitions</a> for adapters.</p><p>First, identify the list of adapter kinds:</p><pre><code class="language-bash">kubectl get crd -listio=mixer-adapter
</code></pre><p>The output will be similar to:</p><pre><code>NAME                           KIND
deniers.config.istio.io        CustomResourceDefinition.v