kubernetes环境部署单节点redis数据库的方法

kind: ConfigMap
apiVersion: v1
metadata:
 name: redis-config
 namespace: zisefeizhu
 labels:
 app: redis
data:
 redis.conf: |-
 dir /data
 port 6379
 bind 0.0.0.0
 appendonly yes
 protected-mode no
 requirepass zisefeizhu
 pidfile /data/redis-6379.pid

---
apiVersion: v1
kind: Service
metadata:
 name: redis
 labels:
 app: redis
spec:
 type: ClusterIP
 ports:
 - name: redis
  port: 6379
 selector:
 app: redis
---
apiVersion: apps/v1
kind: Deployment
metadata:
 name: redis
 namespace: production-pppharmapack
 labels:
 app: redis
spec:
 replicas: 1
 selector:
 matchLabels:
  app: redis
 template:
 metadata:
  labels:
  app: redis
 spec:
  # 进行初始化操作，修改系统配置，解决 Redis 启动时提示的警告信息
  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:5.0.8
   command:
   - "sh"
   - "-c"
   - "redis-server /usr/local/etc/redis/redis.conf"
   ports:
   - containerPort: 6379
   resources:
   limits:
    cpu: 1000m
    memory: 1024Mi
   requests:
    cpu: 1000m
    memory: 1024Mi
   livenessProbe:
   tcpSocket:
    port: 6379
   initialDelaySeconds: 300
   timeoutSeconds: 1
   periodSeconds: 10
   successThreshold: 1
   failureThreshold: 3
   readinessProbe:
   tcpSocket:
    port: 6379
   initialDelaySeconds: 5
   timeoutSeconds: 1
   periodSeconds: 10
   successThreshold: 1
   failureThreshold: 3
   volumeMounts:
   - name: data
    mountPath: /data
   - name: config
    mountPath: /usr/local/etc/redis/redis.conf
    subPath: redis.conf
  volumes:
  - name: data
   persistentVolumeClaim:
   claimName: zisefeizhu
  - name: config
   configMap:
   name: redis-config
  - name: sys
   hostPath:
   path: /sys

# ctl get pod -n production-pppharmapack | grep redis
redis-7768dc9c56-4kp8l     1/1  Running 0   8m43s
ctl exec -it redis-7768dc9c56-4kp8l -n production-pppharmapack -- /bin/sh
# redis-cli
127.0.0.1:6379> auth zisefeizhu
OK
127.0.0.1:6379> config get requirepass
1) "requirepass"
2) "zisefeizhu"