21.4. 例如：配置 Redis

oc create configmap example-redis-config \
    --from-file=example-files/redis/redis-config

$ oc create configmap example-redis-config \
    --from-file=example-files/redis/redis-config

oc get configmap example-redis-config -o yaml

$ oc get configmap example-redis-config -o yaml

apiVersion: v1
data:
  redis-config: |
    maxmemory 2mb
    maxmemory-policy allkeys-lru
kind: ConfigMap
metadata:
  creationTimestamp: 2016-04-06T05:53:07Z
  name: example-redis-config
  namespace: default
  resourceVersion: "2985"
  selflink: /api/v1/namespaces/default/configmaps/example-redis-config
  uid: d65739c1-fbbb-11e5-8a72-68f728db1985

apiVersion: v1
kind: Pod
metadata:
  name: redis
spec:
  containers:
  - name: redis
    image: kubernetes/redis:v1
    env:
    - name: MASTER
      value: "true"
    ports:
    - containerPort: 6379
    resources:
      limits:
        cpu: "0.1"
    volumeMounts:
    - mountPath: /redis-master-data
      name: data
    - mountPath: /redis-master
      name: config
  volumes:
    - name: data
      emptyDir: {}
    - name: config
      configMap:
        name: example-redis-config
        items:
        - key: redis-config
          path: redis.conf

apiVersion: v1
kind: Pod
metadata:
  name: redis
spec:
  containers:
  - name: redis
    image: kubernetes/redis:v1
    env:
    - name: MASTER
      value: "true"
    ports:
    - containerPort: 6379
    resources:
      limits:
        cpu: "0.1"
    volumeMounts:
    - mountPath: /redis-master-data
      name: data
    - mountPath: /redis-master
      name: config
  volumes:
    - name: data
      emptyDir: {}
    - name: config
      configMap:
        name: example-redis-config
        items:
        - key: redis-config
          path: redis.conf

oc create -f redis-pod.yaml

$ oc create -f redis-pod.yaml