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---
apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: xray-daemon
  namespace: microservices-aws
spec:
  selector:
    matchLabels:
      app: xray-daemon
  updateStrategy:
    type: RollingUpdate
  template:
    metadata:
      labels:
        app: xray-daemon
    spec:
      serviceAccountName: xray-daemon
      volumes:
      - name: config-volume
        configMap:
          name: "xray-config"
      containers:
      - name: xray-daemon
        image: amazon/aws-xray-daemon
        command: [ "/usr/bin/xray", "-c", "/aws/xray/config.yaml" ]
        resources:
          limits:
            memory: 64Mi
            cpu: 500m
          requests:
            memory: 36Mi
            cpu: 200m
        ports:
        - name: xray-ingest
          containerPort: 2000
          hostPort: 2000
          protocol: UDP
        - name: xray
          containerPort: 2000
          hostPort: 2000
          protocol: TCP
        volumeMounts:
        - name: config-volume
          mountPath: /aws/xray
          readOnly: true
---
# Configuration for AWS X-Ray daemon
apiVersion: v1
kind: ConfigMap
metadata:
  name: xray-config
  namespace: microservices-aws
data:
  config.yaml: |-
    # Maximum buffer size in MB (minimum 3). Choose 0 to use 1% of host memory.
    TotalBufferSizeMB: 24
    Socket:
      UDPAddress: "0.0.0.0:2000"
      TCPAddress: "0.0.0.0:2000"
    Version: 2
---
# k8s service definition for AWS X-Ray daemon headless service
apiVersion: v1
kind: Service
metadata:
  name: xray-service
  namespace: microservices-aws
spec:
  selector:
    app: xray-daemon
  clusterIP: None
  ports:
  - name: incoming
    port: 2000
    protocol: UDP
  - name: incoming-tcp
    port: 2000
    protocol: TCP