DataDog Kubernetes Daemonset with APM Agent, Logs enabled and a custom config.

datadog-agent.yml

---
apiVersion: v1
kind: ConfigMap
metadata:
  name: datadog
  namespace: kube-system
data:
  default-config: |-
    # Autodiscovery
    listeners:
      - name: kubelet
    config_providers:
      # The kubelet provider handles templates embedded in pod annotations, see
      # https://docs.datadoghq.com/guides/autodiscovery/#template-source-kubernetes-pod-annotations
      - name: kubelet
        polling: true
    # https://app.datadoghq.com/logs/onboarding/container
    logs:
      - type: docker
        service: docker
        tags: environment:{{environment}}
---
apiVersion: extensions/v1beta1
kind: DaemonSet
metadata:
 name: datadog-agent
 namespace: kube-system
spec:
 template:
   metadata:
     labels:
       app: datadog-agent
     name: datadog-agent
   spec:
     containers:
     - image: datadog/agent:latest
       imagePullPolicy: Always
       name: datadog-agent
       ports:
         - containerPort: 8125
           name: dogstatsdport
           protocol: UDP
         - containerPort: 8126
           name: dogapmport
           protocol: TCP
       env:
         - name: DD_API_KEY
           valueFrom:
            secretKeyRef:
              name: datadog
              key: api_key
         - name: DD_COLLECT_KUBERNETES_EVENTS
           value: "true"
         - name: DD_APM_ENABLED
           value: "true"
         - name: DD_LOGS_ENABLED
           value: "true"
         - name: KUBERNETES
           value: "yes"
         - name: SD_BACKEND
           value: docker
         - name: TAGS
           value: environment={{environment}}
       volumeMounts:
         - name: dockersocket
           mountPath: /var/run/docker.sock
         - name: procdir
           mountPath: /host/proc
           readOnly: true
         - name: cgroups
           mountPath: /host/sys/fs/cgroup
           readOnly: true
         - name: pointdir
           mountPath: /opt/datadog-agent/run
           readOnly: true
         - name: datadog-agent-config
           mountPath: /conf.d
           readOnly: true
     tolerations:
     - key: node-role.kubernetes.io/master
       effect: NoSchedule
     volumes:
       - name: dockersocket
         hostPath:
           path: /var/run/docker.sock
       - name: procdir
         hostPath:
           path: /proc
       - name: cgroups
         hostPath:
           path: /sys/fs/cgroup
       - name: pointdir
         hostPath:
           path: /opt/datadog-agent/run
       - name: datadog-agent-config
         configMap:
           name: datadog
           items:
             - key: default-config
               path: default.yaml
---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: datadog-statsd
  name: datadog-statsd
  namespace: kube-system
spec:
  ports:
  - name: dogstatsd
    port: 8125
    targetPort: dogstatsdport
    protocol: UDP
  selector:
    app: datadog-agent
---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: datadog-apm
  name: datadog-apm
  namespace: kube-system
spec:
  ports:
  - name: dogapmport
    port: 8126
    targetPort: dogapmport
    protocol: TCP
  selector:
    app: dadadog-agent