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k8s:利用kubectl部署postgis:17-3.5

ops 2025/7/21 1:23:05

1.离线环境

CPU:Hygon C86 7285 32-core Processor
操作系统：麒麟操作系统
containerd：1.7.27
Kubernetes:1.26.12
KubeSphere:4.1.2
kubekey：3.1.10
Harbor:2.13.1
Postgis:17-3.5

2.创建并执行postgresql-headless.yaml

2.1创建

apiVersion: v1
kind: Service
metadata:
  name: postgresql-headless
  labels:
    app: postgresql
spec:
  ports:
    - name: client
      port: 5432
      targetPort: 5432
  clusterIP: None
  selector:
app: postgresql

2.1执行

kubectl apply -f postgresql-headless.yaml

3创建数据库登录用户及密码的Secret

3.1创建

apiVersion: v1
kind: Secret
metadata:
  name: postgresql-secret
type: Opaque
data:
  # 使用 base64 编码的用户名和密码
  POSTGRES_USER: c2lub3Bz
  POSTGRES_PASSWORD: U2lub3BzMTIzNA==

3.2执行

kubectl apply -f postgresql-secret.yaml

4创建postgresql-sts.yaml

4.1创建

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: postgresql
spec:
  serviceName: postgresql-headless
  replicas: 1
  selector:
    matchLabels:
      app: postgresql
  template:
    metadata:
      labels:
        app: postgresql
    spec:
      containers:
      - name: postgresql
        image: 172.23.123.117:8443/library/postgis/postgis:17-3.5
        ports:
        - containerPort: 5432
        env:
        - name: POSTGRES_DB
          value: "CZ_DB"
        - name: POSTGRES_USER
          valueFrom:
            secretKeyRef:
              name: postgresql-secret
              key: POSTGRES_USER
        - name: POSTGRES_PASSWORD
          valueFrom:
            secretKeyRef:
              name: postgresql-secret
              key: POSTGRES_PASSWORD
        - name: TZ
          value: "Asia/Shanghai"
        volumeMounts:
        - name: postgresql-data
          mountPath: /var/lib/postgresql/data
  volumeClaimTemplates:
  - metadata:
      name: postgresql-data
    spec:
      accessModes: [ "ReadWriteOnce" ]
      storageClassName: local-postgresql
      resources:
        requests:
          storage: 10Gi

4.2执行

kubectl apply -f postgresql-sts.yaml

5创建postgresql-service.yaml

5.1创建

apiVersion: v1
kind: Service
metadata:
  name: postgresql-service
spec:
  type: NodePort
  ports:
    - port: 5432
      targetPort: 5432
      nodePort: 30084
  selector:
    app: postgresql