部署 OTEL yaml 文件备忘

---
apiVersion: v1
kind: ConfigMap
metadata:
  namespace: opentelemetry-operator-system
  name: otel-collector-conf
  labels:
    app: opentelemetry
    component: otel-collector-conf
data:
  otel-collector-config: |
    receivers:
      prometheus:
        config:
          scrape_configs:
          - job_name: opentelemetry-collector
            scrape_interval: 10s
            static_configs:
            - targets:
              - ${MY_POD_IP}:8888
      jaeger:
        protocols:
          grpc:
            endpoint: ${MY_POD_IP}:14250
          thrift_compact:
            endpoint: ${MY_POD_IP}:6831
          thrift_http:
            endpoint: ${MY_POD_IP}:14268
      otlp:
        protocols:
          grpc:
            endpoint: ${env:MY_POD_IP}:4317
          http:
            endpoint: ${env:MY_POD_IP}:4318
    processors:
      batch:
      memory_limiter:
        # 80% of maximum memory up to 2G
        limit_mib: 1500
        # 25% of limit up to 2G
        spike_limit_mib: 512
        check_interval: 5s
    extensions:
      zpages: {}
      memory_ballast:
        # Memory Ballast size should be max 1/3 to 1/2 of memory.
        size_mib: 683
    exporters:
      logging:
        loglevel: warn
      otlphttp/elastic:
        endpoint: "http://elk.rakour.com:8200"
        headers:
          Authorization: "Bearer XQtc2VydmVyL3Rva2VuLTE2ODI1NjA0NDE3NzY6NXdmckZOQy1"
      jaeger:
        endpoint: jaeger-collector.jaeger.svc.cluster.local:14250
        tls:
          insecure: true
    service:
      extensions: [zpages, memory_ballast]
      pipelines:
        metrics:
          exporters:
          - logging
          - otlphttp/elastic
          processors:
          - memory_limiter
          - batch
          receivers:
          - otlp
          - prometheus
        logs:
          exporters:
          - logging
          - otlphttp/elastic
          processors:
          - memory_limiter
          - batch
          receivers:
          - otlp
        traces:
          exporters:
          - logging
          - otlphttp/elastic
          - jaeger
          processors:
          - memory_limiter
          - batch
          receivers:
          - otlp
          - jaeger
---
apiVersion: v1
kind: Service
metadata:
  name: otel-collector
  labels:
    app: opentelemetry
    component: otel-collector
spec:
  ports:
  - name: otlp-grpc # Default endpoint for OpenTelemetry gRPC receiver.
    port: 4317
    protocol: TCP
    targetPort: 4317
  - name: otlp-http # Default endpoint for OpenTelemetry HTTP receiver.
    port: 4318
    protocol: TCP
    targetPort: 4318
  - name: metrics # Default endpoint for querying metrics.
    port: 8888
  selector:
    component: otel-collector
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
  namespace: opentelemetry-operator-system
  name: otel-agent
  labels:
    app: opentelemetry
    component: otel-collector
spec:
  selector:
    matchLabels:
      app: opentelemetry
      component: otel-collector
  template:
    metadata:
      labels:
        app: opentelemetry
        component: otel-collector
    spec:
      serviceAccountName: otel-collector-account
      containers:
        - name: collector
          command:
            - "/otelcol-contrib"
            - "--config=/conf/otel-collector-config.yaml"
          image: otel/opentelemetry-collector-contrib:0.82.0
          resources:
            limits:
              cpu: 1
              memory: 2Gi
            requests:
              cpu: 200m
              memory: 400Mi
          ports:
            - containerPort: 4318 # default port for OpenTelemetry HTTP receiver.
              hostPort: 4318
            - containerPort: 4317 # default port for OpenTelemetry gRPC receiver.
              hostPort: 4317
            - containerPort: 8888 # Default endpoint for querying metrics.
          volumeMounts:
            - name: otel-agent-config-vol
              mountPath: /conf
            - name: varlogpods
              mountPath: /var/log/pods
              readOnly: true
            - name: varlibdockercontainers
              mountPath: /var/lib/docker/containers
              readOnly: true
          env:
          - name: POD_IP
            valueFrom:
              fieldRef:
                fieldPath: status.podIP
          # The k8s.pod.ip is used to associate pods with k8sattributes.
          # It is useful to have in the Collector pod because receiver metrics can also
          # benefit from the tags.
          - name: OTEL_RESOURCE_ATTRIBUTES
            value: "k8s.pod.ip=$(POD_IP)"
      volumes:
        - name: otlpgen
          hostPath:
            path: /otlpgen
        - name: otel-agent-config-vol
          configMap:
            name: otel-collector-conf
            items:
              - key: otel-collector-config
                path: otel-collector-config.yaml
        # Mount nodes log file location.
        - name: varlogpods
          hostPath:
            path: /var/log/pods
        - name: varlibdockercontainers
          hostPath:
            path: /var/lib/docker/containers