tests.yaml

rule_files:
  - prometheus_alerts.yaml

evaluation_interval: 1m

tests:
- interval: 1m
  input_series:
  - series: 'coredns_nodecache_setup_errors{errortype="iptables", instance="192.168.1.220:9353", k8s_app="node-local-dns", name="node-local-dns-metrics", namespace="kube-system", pod="node-local-dns-sdfr6"}'
    values: '0 100 200 300 400 500 600 700 800 900 1000 1100 1200'
  alert_rule_test:
  - eval_time: 11m
    alertname: NodeLocalDNSSetupErrorsHigh
    exp_alerts:
    - exp_labels:
        severity: critical
        errortype: iptables
        instance: 192.168.1.220:9353
        k8s_app: node-local-dns
        name: node-local-dns-metrics
        namespace: kube-system
        pod: node-local-dns-sdfr6
      exp_annotations:
        message: "There are iptables errors setting up Node Local DNS."
        runbook_url: https://github.com/povilasv/nodelocaldns-mixin/tree/master/runbook.md#alert-name-nodelocaldnssetuperrorshigh