="reviews" &amp;&amp; source.labels["version"] == "v3"
</code></pre></div></div><p>It matches requests coming from the service <code class="highlighter-rouge">reviews</code> with label <code class="highlighter-rouge">v3</code> to the service <code class="highlighter-rouge">ratings</code>.</p><p>This rule uses the <code class="highlighter-rouge">denier</code> adapter to deny requests coming from version <code class="highlighter-rouge">v3</code> of the reviews service. The adapter always denies requests with 