Merge pull request #35348 from yanrongshi/zu]Sync-pod-security-policy.md

[zh-cn]sync pod-security-policy.md
This commit is contained in:
Kubernetes Prow Robot
2022-07-25 20:51:56 -07:00
committed by GitHub
@@ -402,12 +402,19 @@ controller selects policies according to the following criteria:
PodSecurityPolicies doesn't matter.
2. If the pod must be defaulted or mutated, the first PodSecurityPolicy
(ordered by name) to allow the pod is selected.
When a Pod is validated against a PodSecurityPolicy, [a `kubernetes.io/psp` annotation](/docs/reference/labels-annotations-taints/#kubernetes-io-psp)
is added to the Pod, with the name of the PodSecurityPolicy as the annotation value.
-->
1. 优先考虑允许 Pod 保持原样,不会更改 Pod 字段默认值或其他配置的 PodSecurityPolicy。
这类非更改性质的 PodSecurityPolicy 对象之间的顺序无关紧要。
2. 如果必须要为 Pod 设置默认值或者其他配置,(按名称顺序)选择第一个允许
Pod 操作的 PodSecurityPolicy 对象。
当根据 PodSecurityPolicy 对一个 Pod 进行验证时,会为 Pod 添加
[一个 `kubernetes.io/psp` 注释](/zh-cn/docs/reference/labels-annotations-taints/#kubernetes-io-psp)会被添加到 Pod 中,
注解的值为 PodSecurityPolicy 的名称。
{{< note >}}
<!--
During update operations (during which mutations to pod specs are disallowed)
@@ -457,15 +464,15 @@ alias kubectl-user='kubectl --as=system:serviceaccount:psp-example:fake-user -n
<!--
### Create a policy and a pod
Define the example PodSecurityPolicy object in a file. This is a policy that
prevents the creation of privileged pods.
This is a policy that prevents the creation of privileged pods.
The name of a PodSecurityPolicy object must be a valid
[DNS subdomain name](/docs/concepts/overview/working-with-objects/names#dns-subdomain-names).
-->
### 创建一个策略和一个 Pod {#create-a-policy-and-a-pod}
在一个文件中定义一个示例的 PodSecurityPolicy 对象
这里的策略只是用来禁止创建有特权要求的 Pods。
下面是一个防止创建特权 Pod 的策略
PodSecurityPolicy 对象的名称必须是合法的
[DNS 子域名](/zh-cn/docs/concepts/overview/working-with-objects/names#dns-subdomain-names)。
@@ -477,7 +484,7 @@ And create it with kubectl:
使用 kubectl 执行创建操作:
```shell
kubectl-admin create -f example-psp.yaml
kubectl-admin create -f https://k8s.io/examples/policy/example-psp.yaml
```
<!--
@@ -517,6 +524,11 @@ pod's service account nor `fake-user` have permission to use the new policy:
kubectl-user auth can-i use podsecuritypolicy/example
```
<!--
The output is similar to this:
-->
输出类似于:
```
no
```
@@ -597,11 +609,29 @@ pod "pause" created
```
<!--
It works as expected! But any attempts to create a privileged pod should still
be denied:
It works as expected! You can verify that the pod was validated against the
newly created PodSecurityPolicy:
-->
此次尝试不出所料地成功了!
不过任何创建特权 Pod 的尝试还是会被拒绝:
你可以验证 Pod 是根据新创建的 PodSecurityPolicy 验证的。
```shell
kubectl-user get pod pause -o yaml | grep kubernetes.io/psp
```
<!--
The output is similar to this:
-->
输出类似于:
```
kubernetes.io/psp: example
```
<!--
But any attempts to create a privileged pod should still
be denied:
-->
但任何试图创建特权 Pod 的请求仍然会被拒绝。
```shell
kubectl-user create -f- <<EOF