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add doc for --as-group in cli

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Add doc for this pr:
https://github.com/kubernetes/kubernetes/pull/43696
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Cao Shufeng
2017-06-29 15:51:40 +08:00
parent a424a4785b
commit 181bdba067
1 changed files with 2 additions and 2 deletions
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docs/admin/authentication.md
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@@ -614,13 +614,13 @@ Impersonate-Extra-scopes: development
``` ```
When using `kubectl` set the `--as` flag to configure the `Impersonate-User` When using `kubectl` set the `--as` flag to configure the `Impersonate-User`
header. header, set the `--as-group` flag to configure the `Impersonate-Group` header.
```shell ```shell
$ kubectl drain mynode $ kubectl drain mynode
Error from server (Forbidden): User "clark" cannot get nodes at the cluster scope. (get nodes mynode) Error from server (Forbidden): User "clark" cannot get nodes at the cluster scope. (get nodes mynode)
$ kubectl drain mynode --as=superman $ kubectl drain mynode --as=superman --as-group=system:masters
node "mynode" cordoned node "mynode" cordoned
node "mynode" drained node "mynode" drained
``` ```