ingress-nginx-mixin

alert: NginxConfigReloadFailed
annotations:
  dashboard_url: https://grafana.com/d/ingress-nginx-overview-12mk/ingress-nginx-overview?var-job={{
    $labels.job }}&var-controller_class={{ $labels.controller_class }}
  description: Nginx config reload failed for the controller with the class {{ $labels.controller_class
    }}.
  summary: Nginx config reload failed.
expr: |
  sum(
    nginx_ingress_controller_config_last_reload_successful{job=~"ingress-nginx-controller-metrics"}
  ) by (cluster, job, controller_class)
  == 0
for: 5m
labels:
  severity: warning

alert: NginxHighHttp4xxErrorRate
annotations:
  dashboard_url: https://grafana.com/d/ingress-nginx-overview-12mk/ingress-nginx-overview?var-exported_namespace={{
    $labels.exported_namespace }}&var-ingress={{ $labels.ingress }}
  description: More than 5% HTTP requests with status 4xx for {{ $labels.exported_namespace
    }}/{{ $labels.ingress }} the past 5m.
  summary: Nginx high HTTP 4xx error rate.
expr: |
  (
    sum(
      rate(
        nginx_ingress_controller_requests{
          job=~"ingress-nginx-controller-metrics",
          status=~"^4.*",
          ingress!~""
        }[5m]
      )
    ) by (cluster, exported_namespace, ingress)
    /
    sum(
      rate(
        nginx_ingress_controller_requests{
          job=~"ingress-nginx-controller-metrics",
          ingress!~""
        }[5m]
      )
    ) by (cluster, exported_namespace, ingress)
    * 100
  ) > 5
for: 1m
labels:
  severity: info

alert: NginxHighHttp5xxErrorRate
annotations:
  dashboard_url: https://grafana.com/d/ingress-nginx-overview-12mk/ingress-nginx-overview?var-exported_namespace={{
    $labels.exported_namespace }}&var-ingress={{ $labels.ingress }}
  description: More than 5% HTTP requests with status 5xx for {{ $labels.exported_namespace
    }}/{{ $labels.ingress }} the past 5m.
  summary: Nginx high HTTP 5xx error rate.
expr: |
  (
    sum(
      rate(
        nginx_ingress_controller_requests{
          job=~"ingress-nginx-controller-metrics",
          status=~"^5.*",
          ingress!~""
        }[5m]
      )
    ) by (cluster, exported_namespace, ingress)
    /
    sum(
      rate(
        nginx_ingress_controller_requests{
          job=~"ingress-nginx-controller-metrics",
          ingress!~""
        }[5m]
      )
    ) by (cluster, exported_namespace, ingress)
    * 100
  ) > 5
for: 1m
labels:
  severity: warning