[zh] Tidy up and fix links in tasks section (4/10)
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@@ -5,11 +5,9 @@ weight: 100
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---
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<!--
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---
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title: Pull an Image from a Private Registry
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content_type: task
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weight: 100
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---
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-->
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<!-- overview -->
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@@ -18,24 +16,17 @@ weight: 100
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This page shows how to create a Pod that uses a Secret to pull an image from a
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private Docker registry or repository.
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-->
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本文介绍如何使用 Secret 从私有的 Docker 镜像仓库或代码仓库拉取镜像来创建 Pod。
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## {{% heading "prerequisites" %}}
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* {{< include "task-tutorial-prereqs.md" >}} {{< version-check >}}
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<!--
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* To do this exercise, you need a
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[Docker ID](https://docs.docker.com/docker-id/) and password.
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-->
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您需要 [Docker ID](https://docs.docker.com/docker-id/) 和密码来进行本练习。
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你需要 [Docker ID](https://docs.docker.com/docker-id/) 和密码来进行本练习。
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<!-- steps -->
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@@ -44,7 +35,6 @@ private Docker registry or repository.
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On your laptop, you must authenticate with a registry in order to pull a private image:
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-->
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## 登录 Docker 镜像仓库
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在个人电脑上,要想拉取私有镜像必须在镜像仓库上进行身份验证。
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@@ -60,8 +50,7 @@ The login process creates or updates a `config.json` file that holds an authoriz
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View the `config.json` file:
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-->
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当提示时,输入 Docker 用户名和密码。
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当出现提示时,输入 Docker 用户名和密码。
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登录过程会创建或更新保存有授权令牌的 `config.json` 文件。
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@@ -74,7 +63,6 @@ cat ~/.docker/config.json
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<!--
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The output contains a section similar to this:
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-->
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输出结果包含类似于以下内容的部分:
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```json
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@@ -87,10 +75,10 @@ The output contains a section similar to this:
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}
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```
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{{< note >}}
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<!--
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If you use a Docker credentials store, you won't see that `auth` entry but a `credsStore` entry with the name of the store as value.
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-->
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{{< note >}}
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如果使用 Docker 凭证仓库,则不会看到 `auth` 条目,看到的将是以仓库名称作为值的 `credsStore` 条目。
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{{< /note >}}
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@@ -101,15 +89,21 @@ A Kubernetes cluster uses the Secret of `docker-registry` type to authenticate w
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Create this Secret, naming it `regcred`:
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-->
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## 在集群中创建保存授权令牌的 Secret
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Kubernetes 集群使用 `docker-registry` 类型的 Secret 来通过容器仓库的身份验证,进而提取私有映像。
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创建 Secret,命名为 `regcred`:
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```shell
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<!--
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kubectl create secret docker-registry regcred --docker-server=<your-registry-server> --docker-username=<your-name> --docker-password=<your-pword> --docker-email=<your-email>
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-->
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```shell
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kubectl create secret docker-registry regcred \
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--docker-server=<你的镜像仓库服务器> \
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--docker-username=<你的用户名> \
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--docker-password=<你的密码> \
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--docker-email=<你的邮箱地址>
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```
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<!--
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@@ -122,22 +116,21 @@ where:
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You have successfully set your Docker credentials in the cluster as a Secret called `regcred`.
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-->
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在这里:
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* `<your-registry-server>` 是你的私有 Docker 仓库全限定域名(FQDN)。(参考 https://index.docker.io/v1/ 中关于 DockerHub 的部分)
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* `<your-registry-server>` 是你的私有 Docker 仓库全限定域名(FQDN)。
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(参考 https://index.docker.io/v1/ 中关于 DockerHub 的部分)
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* `<your-name>` 是你的 Docker 用户名。
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* `<your-pword>` 是你的 Docker 密码。
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* `<your-email>` 是你的 Docker 邮箱。
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这样您就成功地将集群中的 Docker 凭据设置为名为 `regcred` 的 Secret。
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这样你就成功地将集群中的 Docker 凭据设置为名为 `regcred` 的 Secret。
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<!--
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## Inspecting the Secret `regcred`
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To understand the contents of the `regcred` Secret you just created, start by viewing the Secret in YAML format:
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-->
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## 检查 Secret `regcred`
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要了解你创建的 `regcred` Secret 的内容,可以用 YAML 格式进行查看:
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@@ -146,10 +139,7 @@ To understand the contents of the `regcred` Secret you just created, start by vi
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kubectl get secret regcred --output=yaml
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```
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<!--
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The output is similar to this:
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-->
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<!-- The output is similar to this: -->
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输出和下面类似:
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```yaml
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@@ -170,7 +160,6 @@ The value of the `.dockerconfigjson` field is a base64 representation of your Do
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To understand what is in the `.dockerconfigjson` field, convert the secret data to a
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readable format:
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-->
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`.dockerconfigjson` 字段的值是 Docker 凭据的 base64 表示。
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要了解 `dockerconfigjson` 字段中的内容,请将 Secret 数据转换为可读格式:
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@@ -179,10 +168,7 @@ readable format:
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kubectl get secret regcred --output="jsonpath={.data.\.dockerconfigjson}" | base64 --decode
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```
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<!--
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The output is similar to this:
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-->
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<!-- The output is similar to this: -->
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输出和下面类似:
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```json
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@@ -192,7 +178,6 @@ The output is similar to this:
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<!--
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To understand what is in the `auth` field, convert the base64-encoded data to a readable format:
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-->
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要了解 `auth` 字段中的内容,请将 base64 编码过的数据转换为可读格式:
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```shell
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@@ -202,7 +187,6 @@ echo "c3R...zE2" | base64 --decode
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<!--
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The output, username and password concatenated with a `:`, is similar to this:
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-->
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输出结果中,用户名和密码用 `:` 链接,类似下面这样:
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```none
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@@ -213,26 +197,23 @@ janedoe:xxxxxxxxxxx
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Notice that the Secret data contains the authorization token similar to your local `~/.docker/config.json` file.
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You have successfully set your Docker credentials as a Secret called `regcred` in the cluster.
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-->
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注意,Secret 数据包含与本地 `~/.docker/config.json` 文件类似的授权令牌。
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这样你就已经成功地将 Docker 凭据设置为集群中的名为 `regcred` 的 Secret。
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<!--
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## Create a Pod that uses your Secret
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Here is a configuration file for a Pod that needs access to your Docker credentials in `regcred`:
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-->
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注意,Secret 数据包含与本地 `~/.docker/config.json` 文件类似的授权令牌。
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这样您就已经成功地将 Docker 凭据设置为集群中的名为 `regcred` 的 Secret。
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## 创建一个使用您的 Secret 的 Pod
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## 创建一个使用你的 Secret 的 Pod
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下面是一个 Pod 配置文件,它需要访问 `regcred` 中的 Docker 凭据:
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{{< codenew file="pods/private-reg-pod.yaml" >}}
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<!--
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Download the above file:
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-->
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<!-- Download the above file: -->
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下载上述文件:
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```shell
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@@ -242,7 +223,6 @@ wget -O my-private-reg-pod.yaml https://k8s.io/examples/pods/private-reg-pod.yam
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<!--
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In file `my-private-reg-pod.yaml`, replace `<your-private-image>` with the path to an image in a private registry such as:
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-->
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在`my-private-reg-pod.yaml` 文件中,使用私有仓库的镜像路径替换 `<your-private-image>`,例如:
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```none
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@@ -255,22 +235,18 @@ The `imagePullSecrets` field in the configuration file specifies that Kubernetes
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Create a Pod that uses your Secret, and verify that the Pod is running:
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-->
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要从私有仓库拉取镜像,Kubernetes 需要凭证。
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配置文件中的 `imagePullSecrets` 字段表明 Kubernetes 应该通过名为 `regcred` 的 Secret 获取凭证。
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创建使用了你的 Secret 的 Pod,并检查它是否正常运行:
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```shell
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kubectl create -f my-private-reg-pod.yaml
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kubectl apply -f my-private-reg-pod.yaml
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kubectl get pod private-reg
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```
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## {{% heading "whatsnext" %}}
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<!--
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* Learn more about [Secrets](/docs/concepts/configuration/secret/).
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* Learn more about [using a private registry](/docs/concepts/containers/images/#using-a-private-registry).
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@@ -279,10 +255,10 @@ kubectl get pod private-reg
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* See the `imagePullSecrets` field of [PodSpec](/docs/reference/generated/kubernetes-api/{{< param "version" >}}/#podspec-v1-core).
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-->
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* 进一步了解 [Secrets](/docs/concepts/configuration/secret/)。
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* 进一步了解 [使用私有仓库](/docs/concepts/containers/images/#using-a-private-registry)。
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* 参考 [kubectl create secret docker-registry](/docs/reference/generated/kubectl/kubectl-commands/#-em-secret-docker-registry-em-)。
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* 参考 [Secret](/docs/reference/generated/kubernetes-api/{{< param "version" >}}/#secret-v1-core)。
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* 参考 [PodSpec](/docs/reference/generated/kubernetes-api/{{< param "version" >}}/#podspec-v1-core) 中的 `imagePullSecrets` 字段 。
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* 进一步了解 [Secret](/zh/docs/concepts/configuration/secret/)
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* 进一步了解 [使用私有仓库](/zh/docs/concepts/containers/images/#using-a-private-registry)
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* 参考 [kubectl create secret docker-registry](/docs/reference/generated/kubectl/kubectl-commands/#-em-secret-docker-registry-em-)
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* 参考 [Secret](/docs/reference/generated/kubernetes-api/{{< param "version" >}}/#secret-v1-core)
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* 参考 [PodSpec](/docs/reference/generated/kubernetes-api/{{< param "version" >}}/#podspec-v1-core) 中的 `imagePullSecrets` 字段
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