otel-collector.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: otel-collector
  namespace: spanner-autoscaler # kpt-set: ${namespace}
  labels:
    app: otel-collector
spec:
  replicas: 1
  selector:
    matchLabels:
      app: otel-collector
  template:
    metadata:
      labels:
        app: otel-collector
    spec:
      containers:
        - name: otel-collector
          image: otel/opentelemetry-collector-contrib:0.93.0
          resources:
            requests:
              memory: "128Mi"
              cpu: "250m"
            limits:
              memory: "256Mi"
          args:
            - --config
            - /etc/otel/config.yaml
          securityContext:
            allowPrivilegeEscalation: false
            readOnlyRootFilesystem: true
            runAsNonRoot: true
            capabilities:
              drop:
                - all
          volumeMounts:
            - mountPath: /etc/otel/
              name: otel-config
      volumes:
        - name: otel-config
          configMap:
            name: otel-config
      nodeSelector:
        iam.gke.io/gke-metadata-server-enabled: "true"
      serviceAccountName: otel-collector-sa
      automountServiceAccountToken: true
---
apiVersion: v1
kind: Service
metadata:
  name: otel-collector
  namespace: spanner-autoscaler # kpt-set: ${namespace}
spec:
  type: ClusterIP
  selector:
    app: otel-collector
  ports:
    - protocol: TCP
      port: 4317
      targetPort: 4317