# ============================================
# HYC下载站 v2.3 - Kubernetes 部署配置
# ============================================

---
# ConfigMap - 应用配置
apiVersion: v1
kind: ConfigMap
metadata:
  name: hyc-config
  labels:
    app: hyc-download-server
data:
  HYC_HOST: "0.0.0.0"
  HYC_PORT: "8080"
  HYC_BASE_DIR: "/downloads"
  HYC_ENABLE_MONITOR: "true"
  HYC_ENABLE_SYNC: "true"
  HYC_ENABLE_MIRRORS: "true"
  HYC_ENABLE_WS: "true"
  HYC_ENABLE_SSE: "true"

---
# Secret - 数据库凭据
apiVersion: v1
kind: Secret
metadata:
  name: hyc-secrets
type: Opaque
stringData:
  # PostgreSQL 凭据
  DB_HOST: "hyc-postgres"
  DB_PORT: "5432"
  DB_NAME: "hyc"
  DB_USER: "postgres"
  DB_PASSWORD: "your-password-here"

  # Redis 凭据 (可选)
  REDIS_HOST: "hyc-redis"
  REDIS_PORT: "6379"

---
# PersistentVolumeClaim - 数据存储
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: hyc-data-pvc
  labels:
    app: hyc-download-server
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 10Gi

---
# PersistentVolumeClaim - 下载目录
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: hyc-downloads-pvc
  labels:
    app: hyc-download-server
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 100Gi

---
# PersistentVolumeClaim - 缓存目录
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: hyc-cache-pvc
  labels:
    app: hyc-download-server
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 50Gi

---
# Deployment - 主应用
apiVersion: apps/v1
kind: Deployment
metadata:
  name: hyc-server
  labels:
    app: hyc-download-server
spec:
  replicas: 2
  selector:
    matchLabels:
      app: hyc-download-server
  template:
    metadata:
      labels:
        app: hyc-download-server
    spec:
      containers:
        - name: hyc-server
          image: hyc-download-station:v2.3
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 8080
              name: http
          envFrom:
            - configMapRef:
                name: hyc-config
            - secretRef:
                name: hyc-secrets
          volumeMounts:
            - name: data-volume
              mountPath: /data
            - name: downloads-volume
              mountPath: /downloads
          resources:
            requests:
              cpu: 500m
              memory: 512Mi
            limits:
              cpu: 2000m
              memory: 2Gi
          livenessProbe:
            httpGet:
              path: /api/v1/health
              port: 8080
            initialDelaySeconds: 30
            periodSeconds: 10
          readinessProbe:
            httpGet:
              path: /api/v1/health
              port: 8080
            initialDelaySeconds: 5
            periodSeconds: 5
      volumes:
        - name: data-volume
          persistentVolumeClaim:
            claimName: hyc-data-pvc
        - name: downloads-volume
          persistentVolumeClaim:
            claimName: hyc-downloads-pvc
        - name: cache-volume
          persistentVolumeClaim:
            claimName: hyc-cache-pvc

---
# Service - 内部服务
apiVersion: v1
kind: Service
metadata:
  name: hyc-server
  labels:
    app: hyc-download-server
spec:
  type: ClusterIP
  ports:
    - port: 8080
      targetPort: 8080
      protocol: TCP
      name: http
  selector:
    app: hyc-download-server

---
# Ingress - 外部访问
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: hyc-ingress
  annotations:
    nginx.ingress.kubernetes.io/proxy-body-size: "2G"
    nginx.ingress.kubernetes.io/proxy-connect-timeout: "300"
    nginx.ingress.kubernetes.io/proxy-read-timeout: "300"
    nginx.ingress.kubernetes.io/proxy-send-timeout: "300"
spec:
  ingressClassName: nginx
  rules:
    - host: hyc.example.com
      http:
        paths:
          - path: /
            pathType: Prefix
            backend:
              service:
                name: hyc-server
                port:
                  number: 8080

---
# HorizontalPodAutoscaler - 自动扩缩容
apiVersion: autoscaling/v2
kind: HorizontalPodAutoscaler
metadata:
  name: hyc-hpa
spec:
  scaleTargetRef:
    apiVersion: apps/v1
    kind: Deployment
    name: hyc-server
  minReplicas: 2
  maxReplicas: 10
  metrics:
    - type: Resource
      resource:
        name: cpu
        target:
          type: Utilization
          averageUtilization: 70
    - type: Resource
      resource:
        name: memory
        target:
          type: Utilization
          averageUtilization: 80

---
# ServiceMonitor - Prometheus 监控
apiVersion: monitoring.coreos.com/v1
kind: ServiceMonitor
metadata:
  name: hyc-monitor
  labels:
    release: prometheus
spec:
  selector:
    matchLabels:
      app: hyc-download-server
  endpoints:
    - port: http
      path: /metrics
      interval: 15s