blackbox.yml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: blackbox
  labels:
    app: blackbox
spec:
  replicas: 1
  selector:
    matchLabels:
      app: blackbox
  template:
    metadata:
      labels:
        app: blackbox
    spec:
      containers:
        - image: prom/blackbox-exporter:v0.21.1@sha256:7a255982b24ed3d142f78075a7d8af976355b6f62cec60c573ee115c1beb1d0c
          volumeMounts:
            - mountPath: /config
              name: configdir
          ports:
            - containerPort: 9115
          args:
            - "--config.file=/config/blackbox.yml"
          imagePullPolicy: Always
          name: blackbox
      volumes:
        - name: configdir
          configMap:
            name: blackboxcm
---
apiVersion: v1
kind: Service
metadata:
  name: blackbox
spec:
  selector:
    app: blackbox
  ports:
    - name: http
      protocol: TCP
      port: 80
      targetPort: 9115
  type: ClusterIP
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: blackboxcm
  namespace: default
data:
  blackbox.yml: |
    modules:
      martinkonicek:
        prober: http
        timeout: 5s
        http:
          method: GET
          headers:
            Host: www.github.com
          preferred_ip_protocol: ip4
          follow_redirects: true
          fail_if_body_not_matches_regexp:
            - "Github"