Deployment

kind: ConfigMap
apiVersion: v1
metadata:
  name: redis-config
  labels:
    app: redis
data:
  redis.conf: |
    dir /data
    logfile "/data/redis-6379.log"
    port 6379
    bind 0.0.0.0
    appendonly yes
    protected-mode no
    requirepass 123456
    pidfile /data/redis-6379.pid
---
apiVersion: v1
kind: Service
metadata:
  name: redis
  labels:
    app: redis
spec:
  type: NodePort
  ports:
    - name: redis
      port: 6379
      targetPort: 6379
      nodePort: 31379
  selector:
    app: redis
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: redis
  labels:
    app: redis
spec:
  replicas: 1
  selector:
    matchLabels:
      app: redis
  template:
    metadata:
      labels:
        app: redis
    spec:
      initContainers:
        - name: system-init
          image: busybox:1.32
          imagePullPolicy: IfNotPresent
          command:
            - "sh"
            - "-c"
            - "echo 2048 > /proc/sys/net/core/somaxconn && echo never > /sys/kernel/mm/transparent_hugepage/enabled"
          securityContext:
            privileged: true
            runAsUser: 0
          volumeMounts:
          - name: sys
            mountPath: /sys
      containers:
        - name: redis
          image: redis:6.2.4
          command:
            - "/bin/sh"
            - "-c"
            - "redis-server /usr/local/etc/redis/redis.conf"
          ports:
            - containerPort: 6379
          volumeMounts:
            - name: redis-data
              mountPath: /data
            - name: config
              mountPath: /usr/local/etc/redis/redis.conf
              subPath: redis.conf
      volumes:
        - name: config
          configMap:
            name: redis-config
        - name: redis-data
          hostPath:
            path: /ley/data/redis
        - name: sys
          hostPath:
            path: /sys

mkdir -p /ley/data/redis
kubectl apply -f redis-deployment.yaml

redis 单