11.4. 在外部使用服务帐户凭证

流程

1. 查看服务帐户的 API 令牌：

   $ oc describe secret <secret_name>

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   例如：

   $ oc describe secret robot-token-uzkbh -n top-secret

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   输出示例

   Name:		robot-token-uzkbh
   Labels:		<none>
   Annotations:	kubernetes.io/service-account.name=robot,kubernetes.io/service-account.uid=49f19e2e-16c6-11e5-afdc-3c970e4b7ffe
   
   Type:	kubernetes.io/service-account-token
   
   Data
   
   token:	eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9...

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2. 使用您获取的令牌进行登录：

   $ oc login --token=eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9...

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   输出示例

   Logged into "https://server:8443" as "system:serviceaccount:top-secret:robot" using the token provided.
   
   You don't have any projects. You can try to create a new project, by running
   
       $ oc new-project <projectname>

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3. 确认您已经以服务帐户登录：

   $ oc whoami

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   输出示例

   system:serviceaccount:top-secret:robot

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