# 1. 创建独立的命名空间
apiVersion: v1
kind: Namespace
metadata:
  name: registry-system

---

# 2. 将刚才生成的密码文件创建为 K8s Secret

---

# 3. 申请硬盘空间 (存放镜像文件)
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: registry-pvc
  namespace: registry-system
spec:
  accessModes:
    - ReadWriteOnce
  storageClassName: longhorn
  resources:
    requests:
      storage: 20Gi  # 给仓库 20G 空间，不够随时可以扩

---

# 4. 部署 Registry 应用
apiVersion: apps/v1
kind: Deployment
metadata:
  name: registry
  namespace: registry-system
spec:
  replicas: 1
  strategy:
    type: Recreate
  selector:
    matchLabels:
      app: registry
  template:
    metadata:
      labels:
        app: registry
    spec:
      containers:
      - name: registry
        image: registry:2
        ports:
        - containerPort: 5000
        env:
        # --- 开启认证 ---
        - name: REGISTRY_AUTH
          value: "htpasswd"
        - name: REGISTRY_AUTH_HTPASSWD_REALM
          value: "Registry Realm"
        - name: REGISTRY_AUTH_HTPASSWD_PATH
          value: "/auth/htpasswd"
        # --- 存储路径 ---
        - name: REGISTRY_STORAGE_FILESYSTEM_ROOTDIRECTORY
          value: "/var/lib/registry"
        volumeMounts:
        - name: data-volume
          mountPath: /var/lib/registry
        - name: auth-volume
          mountPath: /auth
      volumes:
      - name: data-volume
        persistentVolumeClaim:
          claimName: registry-pvc
      - name: auth-volume
        secret:
          secretName: registry-auth-secret

---

# 5. 内部服务
apiVersion: v1
kind: Service
metadata:
  name: registry-service
  namespace: registry-system
spec:
  selector:
    app: registry
  ports:
    - protocol: TCP
      port: 80
      targetPort: 5000

---

# 6. 暴露 HTTPS 域名
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: registry-ingress
  namespace: registry-system
  annotations:
    cert-manager.io/cluster-issuer: letsencrypt-prod
    # 增加上传大小限制 (Docker 镜像层可能很大)
    ingress.kubernetes.io/proxy-body-size: "0"
    nginx.ingress.kubernetes.io/proxy-body-size: "0"
spec:
  rules:
  - host: registry.u9.net3w.com
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: registry-service
            port:
              number: 80
  tls:
  - hosts:
    - registry.u9.net3w.com
    secretName: registry-tls-secret