小编Jes*_*sta的帖子

它需要三位小数，对应于二进制 UNIX 权限。

例如，要使用权限 r------ 挂载 ConfigMap，您需要指定 256。

apiVersion: apps/v1
kind: Deployment
metadata:
  name: foo
  namespace: foo
spec:
  replicas: 1
  selector:
    matchLabels:
      app: foo
  template:
    metadata:
      labels:
        app: foo
    spec:
      containers:
        - image: php-fpm:latest
          volumeMounts:
            - name: phpini
              mountPath: /usr/local/etc/php/conf.d/99-settings.ini
              readOnly: true
              subPath: 99-settings.ini
      volumes:
        - configMap:
            defaultMode: 256
            name: phpini-configmap
            optional: false
          name: phpini
---
apiVersion: v1
kind: ConfigMap
metadata:
  labels:
    app: foo
  namespace: foo
  name: phpini-configmap
data:
  99-settings.ini: |
    ; Enable Zend …