roject $PROJECT_ID container clusters list --format=&#39;value(clusterIpv4Cidr)&#39; | sort | uniq)
$ ALL_CLUSTER_CIDRS=$(join_by , $(echo &#34;${ALL_CLUSTER_CIDRS}&#34;))
$ ALL_CLUSTER_NETTAGS=$(gcloud --project $PROJECT_ID compute instances list --format=&#39;value(tags.items.[0])&#39; | sort | uniq)
$ ALL_CLUSTER_NETTAGS=$(join_by , $(echo &#34;${ALL_CLUSTER_NETTAGS}&#34;))
</code></pre></li><li><p>创建防火墙规则。</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ gcloud c