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yuandongx
2021-01-07 03:32:51 +00:00
parent 8fea26ecba
commit 80793015ff
1 changed files with 14 additions and 11 deletions
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content/zh/docs/tasks/inject-data-application/downward-api-volume-expose-pod-information.md
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@@ -293,19 +293,18 @@ variables and `downwardAPI` volumes:
* Information available via `fieldRef`: * Information available via `fieldRef`:
* `metadata.name` - the pod's name * `metadata.name` - the pod's name
* `metadata.namespace` - the pod's namespace * `metadata.namespace` - the pod's namespace
* `metadata.uid` - the pod's UID, available since v1.8.0-alpha.2 * `metadata.uid` - the pod's UID
* `metadata.labels['<KEY>']` - the value of the pod's label `<KEY>` (for example, `metadata.labels['mylabel']`); available in Kubernetes 1.9+ * `metadata.labels['<KEY>']` - the value of the pod's label `<KEY>` (for example, `metadata.labels['mylabel']`)
* `metadata.annotations['<KEY>']` - the value of the pod's annotation `<KEY>` (for example, `metadata.annotations['myannotation']`); available in Kubernetes 1.9+ * `metadata.annotations['<KEY>']` - the value of the pod's annotation `<KEY>` (for example, `metadata.annotations['myannotation']`)
--> -->
下面这些信息可以通过环境变量和 `downwardAPI` 卷提供给容器： 下面这些信息可以通过环境变量和 `downwardAPI` 卷提供给容器：
* 能通过 `fieldRef` 获得的： * 能通过 `fieldRef` 获得的：
* `metadata.name` - Pod 名称 * `metadata.name` - Pod 名称
* `metadata.namespace` - Pod 名字空间 * `metadata.namespace` - Pod 名字空间
* `metadata.uid` - Pod的UID, 版本要求 v1.8.0-alpha.2 * `metadata.uid` - Pod 的 UID
* `metadata.labels['<KEY>']` - Pod 标签 `<KEY>` 的值 (例如, `metadata.labels['mylabel']`）； * `metadata.labels['<KEY>']` - Pod 标签 `<KEY>` 的值 (例如, `metadata.labels['mylabel']`）
版本要求 Kubernetes 1.9+ * `metadata.annotations['<KEY>']` - Pod 的注解 `<KEY>` 的值（例如, `metadata.annotations['myannotation']`）
* `metadata.annotations['<KEY>']` - Pod 的注解 `<KEY>` 的值（例如, `metadata.annotations['myannotation']`）； 版本要求 Kubernetes 1.9+
<!-- <!--
* Information available via `resourceFieldRef`: * Information available via `resourceFieldRef`:
@@ -313,16 +312,20 @@ variables and `downwardAPI` volumes:
* A Container's CPU request * A Container's CPU request
* A Container's memory limit * A Container's memory limit
* A Container's memory request * A Container's memory request
* A Container's ephemeral-storage limit, available since v1.8.0-beta.0 * A Container's hugepages limit (providing that the `DownwardAPIHugePages` [feature gate](/docs/reference/command-line-tools-reference/feature-gates/) is enabled)
* A Container's ephemeral-storage request, available since v1.8.0-beta.0 * A Container's hugepages request (providing that the `DownwardAPIHugePages` [feature gate](/docs/reference/command-line-tools-reference/feature-gates/) is enabled)
* A Container's ephemeral-storage limit
* A Container's ephemeral-storage request
--> -->
* 能通过 `resourceFieldRef` 获得的： * 能通过 `resourceFieldRef` 获得的：
* 容器的 CPU 约束值 * 容器的 CPU 约束值
* 容器的 CPU 请求值 * 容器的 CPU 请求值
* 容器的内存约束值 * 容器的内存约束值
* 容器的内存请求值 * 容器的内存请求值
* 容器的临时存储约束值, 版本要求 v1.8.0-beta.0 * 容器的巨页限制值（前提是启用了 `DownwardAPIHugePages` [特性门控](/zh/docs/reference/command-line-tools-reference/feature-gates/)）
* 容器的临时存储请求值, 版本要求 v1.8.0-beta.0 * 容器的巨页请求值（前提是启用了 `DownwardAPIHugePages` [特性门控](/zh/docs/reference/command-line-tools-reference/feature-gates/)）
* 容器的临时存储约束值
* 容器的临时存储请求值
<!-- <!--
In addition, the following information is available through In addition, the following information is available through