Merge pull request #37491 from Rishit-dagli/Rishit-dagli-configmaps-pods

Update example to configure pods from configmap

Author: k8s-ci-robot

content/en/docs/concepts/configuration/configmap.md

@@ -111,46 +111,7 @@ technique also lets you access a ConfigMap in a different namespace.
 
 Here's an example Pod that uses values from `game-demo` to configure a Pod:
 
-```yaml
-apiVersion: v1
-kind: Pod
-metadata:
-  name: configmap-demo-pod
-spec:
-  containers:
-    - name: demo
-      image: alpine
-      command: ["sleep", "3600"]
-      env:
-        # Define the environment variable
-        - name: PLAYER_INITIAL_LIVES # Notice that the case is different here
-                                     # from the key name in the ConfigMap.
-          valueFrom:
-            configMapKeyRef:
-              name: game-demo           # The ConfigMap this value comes from.
-              key: player_initial_lives # The key to fetch.
-        - name: UI_PROPERTIES_FILE_NAME
-          valueFrom:
-            configMapKeyRef:
-              name: game-demo
-              key: ui_properties_file_name
-      volumeMounts:
-      - name: config
-        mountPath: "/config"
-        readOnly: true
-  volumes:
-    # You set volumes at the Pod level, then mount them into containers inside that Pod
-    - name: config
-      configMap:
-        # Provide the name of the ConfigMap you want to mount.
-        name: game-demo
-        # An array of keys from the ConfigMap to create as files
-        items:
-        - key: "game.properties"
-          path: "game.properties"
-        - key: "user-interface.properties"
-          path: "user-interface.properties"
-```
+{{< codenew file="configmap/configure-pod.yaml" >}}
 
 A ConfigMap doesn't differentiate between single line property values and
 multi-line file-like values.

content/en/examples/configmap/configure-pod.yaml

@@ -0,0 +1,39 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: configmap-demo-pod
+spec:
+  containers:
+    - name: demo
+      image: alpine
+      command: ["sleep", "3600"]
+      env:
+        # Define the environment variable
+        - name: PLAYER_INITIAL_LIVES # Notice that the case is different here
+                                     # from the key name in the ConfigMap.
+          valueFrom:
+            configMapKeyRef:
+              name: game-demo           # The ConfigMap this value comes from.
+              key: player_initial_lives # The key to fetch.
+        - name: UI_PROPERTIES_FILE_NAME
+          valueFrom:
+            configMapKeyRef:
+              name: game-demo
+              key: ui_properties_file_name
+      volumeMounts:
+      - name: config
+        mountPath: "/config"
+        readOnly: true
+  volumes:
+  # You set volumes at the Pod level, then mount them into containers inside that Pod
+  - name: config
+    configMap:
+      # Provide the name of the ConfigMap you want to mount.
+      name: game-demo
+      # An array of keys from the ConfigMap to create as files
+      items:
+      - key: "game.properties"
+        path: "game.properties"
+      - key: "user-interface.properties"
+        path: "user-interface.properties"
+