apiVersion: v1
kind: ConfigMap
metadata:
  name: otel-collector-conf
  namespace: opentelemetry-operator-system
  labels:
    app: opentelemetry
    component: otel-collector-conf
data:
  otel-collector-config: |
    receivers:
      # Make sure to add the otlp receiver.
      # This will open up the receiver on port 4317
      otlp:
        protocols:
          grpc:
            endpoint: "0.0.0.0:4317"
    processors:
    extensions:
      health_check: {}
    exporters:
      jaeger:
        # <service-name>.<namespace>.svc.cluster.local:<service-port>
        endpoint: "jaeger-collector.jaeger.svc.cluster.local:14250"
        insecure: true
      prometheus:
        endpoint: 0.0.0.0:8889
        namespace: "testapp"
      logging:

    service:
      extensions: [ health_check ]
      pipelines:
        traces:
          receivers: [ otlp ]
          processors: []
          exporters: [ jaeger ]
        metrics:
          receivers: [ otlp ]
          processors: []
          exporters: [ prometheus, logging ]
---
apiVersion: v1
kind: Service
metadata:
  name: otel-collector
  namespace: opentelemetry-operator-system
  labels:
    app: opentelemetry
    component: otel-collector
spec:
  ports:
  - name: otlp # Default endpoint for otlp receiver.
    port: 4317
    protocol: TCP
    targetPort: 4317
    nodePort: 30080
  - name: metrics # Default endpoint for metrics.
    port: 8889
    protocol: TCP
    targetPort: 8889
  selector:
    component: otel-collector
  type: NodePort
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: otel-collector
  namespace: opentelemetry-operator-system
  labels:
    app: opentelemetry
    component: otel-collector
spec:
  selector:
    matchLabels:
      app: opentelemetry
      component: otel-collector
  minReadySeconds: 5
  progressDeadlineSeconds: 120
  replicas: 1 #TODO - adjust this to your own requirements
  template:
    metadata:
      annotations:
        prometheus.io/path: "/metrics"
        prometheus.io/port: "8889"
        prometheus.io/scrape: "true"
      labels:
        app: opentelemetry
        component: otel-collector
    spec:
      containers:
      - command:
        - "/otelcol"
        - "--config=/conf/otel-collector-config.yaml"
        # Memory Ballast size should be max 1/3 to 1/2 of memory.
        - "--mem-ballast-size-mib=683"
        env:
        - name: GOGC
          value: "80"
        image: otel/opentelemetry-collector:0.6.0
        name: otel-collector
        resources:
          limits:
            cpu: 1
            memory: 2Gi
          requests:
            cpu: 200m
            memory: 400Mi
        ports:
        - containerPort: 4317 # Default endpoint for otlp receiver.
        - containerPort: 8889 # Default endpoint for querying metrics.
        volumeMounts:
        - name: otel-collector-config-vol
          mountPath: /conf
        # - name: otel-collector-secrets
        #   mountPath: /secrets
        livenessProbe:
          httpGet:
            path: /
            port: 13133 # Health Check extension default port.
        readinessProbe:
          httpGet:
            path: /
            port: 13133 # Health Check extension default port.
      volumes:
      - configMap:
          name: otel-collector-conf
          items:
          - key: otel-collector-config
            path: otel-collector-config.yaml
        name: otel-collector-config-vol