https://blog.mygraphql.com/zh/tags/kubernetes-api/ Recent content in Kubernetes-Api on Mark 的滿紙方糖言 Hugo -- gohugo.io zh labile.zhu@gmail.com (Mark Zhu) labile.zhu@gmail.com (Mark Zhu) Mark Zhu ©2026, All Rights Reserved Sat, 27 Mar 2021 15:12:15 +0900 https://blog.mygraphql.com/zh/notes/cloud/coding-cloud/coding-k8s/custom-resource/ Sat, 27 Mar 2021 15:12:15 +0900 labile.zhu@gmail.com (Mark Zhu) Sat, 27 Mar 2021 15:12:15 +0900 https://blog.mygraphql.com/zh/notes/cloud/coding-cloud/coding-k8s/custom-resource/ <h2 id="custom-resource-的入口">Custom Resource 的入口</h2> <p>请求是这样分发到 api 扩展点的：</p> <p><img src="https://blog.mygraphql.com/zh/notes/cloud/coding-cloud/coding-k8s/custom-resource/index.assets/image-20210327224709520.png" alt="image-20210327224709520"></p> <p>例如我们有 （Custom Resource）CR</p> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span><span class="lnt">3 </span><span class="lnt">4 </span><span class="lnt">5 </span><span class="lnt">6 </span><span class="lnt">7 </span><span class="lnt">8 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-yaml" data-lang="yaml"><span class="line"><span class="cl"><span class="nt">apiVersion</span><span class="p">:</span><span class="w"> </span><span class="l">cnat.programming-kubernetes.info/v1alpha1</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nt">kind</span><span class="p">:</span><span class="w"> </span><span class="l">At</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nt">metadata</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">name</span><span class="p">:</span><span class="w"> </span><span class="l">example-at</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nt">spec</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">schedule</span><span class="p">:</span><span class="w"> </span><span class="s2">&#34;2019-07-03T02:00:00Z&#34;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nt">status</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">phase</span><span class="p">:</span><span class="w"> </span><span class="s2">&#34;pending&#34;</span><span class="w"> </span></span></span></code></pre></td></tr></table> </div> </div><p>相应的 CustomResourceDefinition (CRD) 会是这样：</p> Mark Zhu cloud kubernetes-api https://blog.mygraphql.com/zh/notes/cloud/coding-cloud/coding-k8s/client-go/ Fri, 26 Mar 2021 15:12:15 +0900 labile.zhu@gmail.com (Mark Zhu) Fri, 26 Mar 2021 15:12:15 +0900 https://blog.mygraphql.com/zh/notes/cloud/coding-cloud/coding-k8s/client-go/ <h2 id="api-入口">API 入口</h2> <p><img src="https://blog.mygraphql.com/zh/notes/cloud/coding-cloud/coding-k8s/client-go/client-go-domain.drawio.png" alt=""></p> <p><code>Client Sets</code></p> <h2 id="接收变更通知和缓存informers-and-caching">接收变更通知和缓存（Informers and Caching）</h2> <p><code>Client Sets</code>可以 watch 变更，但一般我们用更高级的 <code>Informers</code>，因为它有缓存、索引等功能。</p> <p><img src="https://blog.mygraphql.com/zh/notes/cloud/coding-cloud/coding-k8s/client-go/index.assets/image-20210326154940269.png" alt="image-20210326154940269"></p> <ul> <li>Lister ：被应用调用，返回缓存中的数据列表</li> <li>Informer：监听器</li> </ul> <p>Informer 有两个功能</p> Mark Zhu cloud kubernetes-api