# 部署 Deployment（集群级聚合转发）
apiVersion: apps/v1
kind: Deployment
metadata:
  name: otel-collector-deployment
  namespace: monitoring
  labels:
    app: otel-collector-deployment
spec:
  replicas: 1  # 测试环境单副本，生产可扩为2
  selector:
    matchLabels:
      app: otel-collector-deployment
  template:
    metadata:
      labels:
        app: otel-collector-deployment
    spec:
      serviceAccountName: otel-collector
      containers:
        - name: otel-collector
          image: otel/opentelemetry-collector-contrib:latest
          args: ["--config=/etc/otel-collector/config.yaml"]
          volumeMounts:
            - name: otel-config
              mountPath: /etc/otel-collector
          # 暴露端口
          ports:
            - containerPort: 4317  # OTLP gRPC
            - containerPort: 4318  # OTLP HTTP
            - containerPort: 8888  # 自身监控
          # 资源限制
          resources:
            limits:
              cpu: 500m
              memory: 512Mi
            requests:
              cpu: 100m
              memory: 256Mi
      volumes:
        - name: otel-config
          configMap:
            name: otel-collector-config