Merge pull request #37320 from windsonsea/diev
[zh] updated distribute-credentials-secure.mdpull/37335/head
commit
6fa916fd10
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@ -10,25 +10,22 @@ min-kubernetes-server-version: v1.6
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This page shows how to securely inject sensitive data, such as passwords and
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encryption keys, into Pods.
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-->
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本文展示如何安全地将敏感数据(如密码和加密密钥)注入到 Pods 中。
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本文展示如何安全地将敏感数据(如密码和加密密钥)注入到 Pod 中。
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## {{% heading "prerequisites" %}}
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{{< include "task-tutorial-prereqs.md" >}}
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<!--
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### Convert your secret data to a base-64 representation
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Suppose you want to have two pieces of secret data: a username `my-app` and a password
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`39528$vdg7Jb`. First, use a base64 encoding tool to convert your username and password to a base64 representation. Here's an example using the commonly available base64 program:
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-->
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### 将 secret 数据转换为 base-64 形式
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### 将 Secret 数据转换为 base-64 形式 {#convert-your-secret-data-to-a-base64-representation}
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假设用户想要有两条 Secret 数据:用户名 `my-app` 和密码 `39528$vdg7Jb`。
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首先使用 [Base64 编码](https://www.base64encode.org/) 将用户名和密码转化为 base-64 形式。
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首先使用 [Base64 编码](https://www.base64encode.org/)将用户名和密码转化为 base-64 形式。
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下面是一个使用常用的 base64 程序的示例:
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```shell
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@ -43,10 +40,10 @@ and the base-64 representation of your password is `Mzk1MjgkdmRnN0pi`.
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结果显示 base-64 形式的用户名为 `bXktYXBw`,
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base-64 形式的密码为 `Mzk1MjgkdmRnN0pi`。
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{{< caution >}}
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<!--
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Use a local tool trusted by your OS to decrease the security risks of external tools.
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-->
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{{< caution >}}
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使用你的操作系统所能信任的本地工具以降低使用外部工具的风险。
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{{< /caution >}}
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@ -58,14 +55,16 @@ Use a local tool trusted by your OS to decrease the security risks of external t
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Here is a configuration file you can use to create a Secret that holds your
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username and password:
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-->
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## 创建 Secret
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## 创建 Secret {#create-a-secret}
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这里是一个配置文件,可以用来创建存有用户名和密码的 Secret:
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这里是一个配置文件,可以用来创建存有用户名和密码的 Secret:
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{{< codenew file="pods/inject/secret.yaml" >}}
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1. <!--Create the Secret -->
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创建 Secret:
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<!--
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1. Create the Secret
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-->
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1. 创建 Secret:
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```shell
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kubectl apply -f https://k8s.io/examples/pods/inject/secret.yaml
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@ -78,24 +77,30 @@ username and password:
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```shell
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kubectl get secret test-secret
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```
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```
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<!-- Output: -->
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输出:
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<!--
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Output:
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-->
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输出:
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```
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NAME TYPE DATA AGE
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test-secret Opaque 2 1m
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```
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1. <!-- View more detailed information about the Secret:-->
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查看 Secret 相关的更多详细信息:
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<!--
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1. View more detailed information about the Secret:
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-->
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3. 查看 Secret 相关的更多详细信息:
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```shell
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kubectl describe secret test-secret
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```
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<!-- Output: -->
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<!--
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Output:
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-->
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输出:
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```
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@ -118,7 +123,7 @@ username and password:
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If you want to skip the Base64 encoding step, you can create the
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same Secret using the `kubectl create secret` command. For example:
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-->
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### 直接用 kubectl 创建 Secret
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### 直接用 kubectl 创建 Secret {#create-a-secret-directly-with-kubectl}
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如果你希望略过 Base64 编码的步骤,你也可以使用 `kubectl create secret`
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命令直接创建 Secret。例如:
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@ -134,15 +139,14 @@ through each step explicitly to demonstrate what is happening.
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这是一种更为方便的方法。
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前面展示的详细分解步骤有助于了解究竟发生了什么事情。
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<!--
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## Create a Pod that has access to the secret data through a Volume
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Here is a configuration file you can use to create a Pod:
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-->
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## 创建一个可以通过卷访问 secret 数据的 Pod
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## 创建一个可以通过卷访问 Secret 数据的 Pod {#create-a-pod-that-has-access-to-the-secret-data-through-a-volume}
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这里是一个可以用来创建 pod 的配置文件:
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这里是一个可以用来创建 Pod 的配置文件:
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{{< codenew file="pods/inject/secret-pod.yaml" >}}
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@ -162,13 +166,14 @@ Here is a configuration file you can use to create a Pod:
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<!-- Output: -->
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输出:
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```
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NAME READY STATUS RESTARTS AGE
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secret-test-pod 1/1 Running 0 42m
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```
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1. <!-- Get a shell into the Container that is running in your Pod:-->
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获取一个 shell 进入 Pod 中运行的容器:
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获取一个 Shell 进入 Pod 中运行的容器:
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```shell
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kubectl exec -i -t secret-test-pod -- /bin/bash
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@ -181,7 +186,7 @@ Here is a configuration file you can use to create a Pod:
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-->
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Secret 数据通过挂载在 `/etc/secret-volume` 目录下的卷暴露在容器中。
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在 shell 中,列举 `/etc/secret-volume` 目录下的文件:
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在 Shell 中,列举 `/etc/secret-volume` 目录下的文件:
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```shell
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# 在容器中 Shell 运行下面命令
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@ -201,6 +206,7 @@ Here is a configuration file you can use to create a Pod:
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In your shell, display the contents of the `username` and `password` files:
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-->
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在 Shell 中,显示 `username` 和 `password` 文件的内容:
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```shell
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# 在容器中 Shell 运行下面命令
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echo "$( cat /etc/secret-volume/username )"
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@ -223,9 +229,9 @@ Here is a configuration file you can use to create a Pod:
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### Define a container environment variable with data from a single Secret
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-->
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## 使用 Secret 数据定义容器变量
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## 使用 Secret 数据定义容器变量 {#define-container-env-var-using-secret-data}
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### 使用来自 Secret 中的数据定义容器变量
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### 使用来自 Secret 中的数据定义容器变量 {#define-a-container-env-var-with-data-from-a-single-secret}
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<!--
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* Define an environment variable as a key-value pair in a Secret:
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@ -239,7 +245,7 @@ Here is a configuration file you can use to create a Pod:
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<!--
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* Assign the `backend-username` value defined in the Secret to the `SECRET_USERNAME` environment variable in the Pod specification.
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-->
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* 在 Pod 规约中,将 Secret 中定义的值 `backend-username` 赋给 `SECRET_USERNAME` 环境变量
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* 在 Pod 规约中,将 Secret 中定义的值 `backend-username` 赋给 `SECRET_USERNAME` 环境变量。
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{{< codenew file="pods/inject/pod-single-secret-env-variable.yaml" >}}
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<!--
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### Define container environment variables with data from multiple Secrets
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-->
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### 使用来自多个 Secret 的数据定义环境变量
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### 使用来自多个 Secret 的数据定义环境变量 {#define-container-env-var-with-data-from-multi-secrets}
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<!--
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* As with the previous example, create the Secrets first.
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@ -317,16 +323,15 @@ Here is a configuration file you can use to create a Pod:
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BACKEND_USERNAME=backend-admin
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```
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<!--
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## Configure all key-value pairs in a Secret as container environment variables
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-->
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## 将 Secret 中的所有键值偶对定义为环境变量
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## 将 Secret 中的所有键值偶对定义为环境变量 {#configure-all-key-value-pairs-in-a-secret-as-container-env-var}
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{{< note >}}
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<!--
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This functionality is available in Kubernetes v1.6 and later.
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-->
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{{< note >}}
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此功能在 Kubernetes 1.6 版本之后可用。
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{{< /note >}}
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@ -365,9 +370,9 @@ This functionality is available in Kubernetes v1.6 and later.
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kubectl exec -i -t envfrom-secret -- /bin/sh -c 'echo "username: $username\npassword: $password\n"'
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```
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<!--
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The output is
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-->
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<!--
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The output is
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-->
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输出为:
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```
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password: 39528$vdg7Jb
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```
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<!-- ### References -->
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### 参考
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<!--
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### References
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-->
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### 参考 {#references}
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* [Secret](/docs/reference/generated/kubernetes-api/{{< param "version" >}}/#secret-v1-core)
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* [Volume](/docs/reference/generated/kubernetes-api/{{< param "version" >}}/#volume-v1-core)
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@ -389,6 +396,5 @@ This functionality is available in Kubernetes v1.6 and later.
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* Learn about [Volumes](/docs/concepts/storage/volumes/).
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-->
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* 进一步了解 [Secret](/zh-cn/docs/concepts/configuration/secret/)。
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* 了解 [Volumes](/zh-cn/docs/concepts/storage/volumes/)。
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* 了解[卷](/zh-cn/docs/concepts/storage/volumes/)。
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