June 2021
Intermediate to advanced
335 pages
5h 50m
Chinese
Content preview from Kubernetes编程
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编写
Operator
的方案
｜
161
Kubernetes API
有很深的了解就能开发出
Operator
。
Operator SDK
提供了一系列用于构建、测试和打包
Operator
的工具。该
SDK
提供了很多实用的功能，尤其是围绕测试方面，但是我们这里主要关注如何
用该
SDK
来实现我们的
cnat Operator
（参考我们
Git
仓库中相应的目录）。
首先，确认已经正确地安装了
Operator SDK
，并检查是否安装好了所有的依赖：
$ dep version
dep:
version : v0.5.1
build date : 2019-03-11
git hash : faa6189
go version : go1.12
go compiler : gc
platform : darwin/amd64
features : ImportDuringSolve=false
$ operator-sdk --version
operator-sdk version v0.6.0
6.4.1
引导
现在该初始化
cnat Operator
了，如下
:
$ operator-sdk new cnat-operator && cd cnat-operator
同使用
Kubebuilder
一样，接下来也要添加一个
API
。即对自定义控制器进行
初始化：
$ operator-sdk add api \
--api-version=cnat.programming-kubernetes.info/v1alpha1 ...
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