# helm_charts_k8s-coredns.yaml
{{- /* Added manually, can be changed in-place. */ -}}
{{- $kubeTargetVersion := default .Capabilities.KubeVersion.GitVersion .Values.kubeTargetVersionOverride }}
{{- if and (semverCompare ">=1.14.0-0" $kubeTargetVersion) (semverCompare "<9.9.9-9" $kubeTargetVersion) .Values.grafana.enabled .Values.grafana.defaultDashboardsEnabled .Values.coreDns.enabled }}
apiVersion: v1
kind: ConfigMap
metadata:
  namespace: {{ template "prometheus-operator.namespace" . }}
  name: {{ printf "%s-%s" (include "prometheus-operator.fullname" $) "k8s-coredns" | trunc 63 | trimSuffix "-" }}
  annotations:
{{ toYaml .Values.grafana.sidecar.dashboards.annotations | indent 4 }}
  labels:
    {{- if $.Values.grafana.sidecar.dashboards.label }}
    {{ $.Values.grafana.sidecar.dashboards.label }}: "1"
    {{- end }}
    app: {{ template "prometheus-operator.name" $ }}-grafana
{{ include "prometheus-operator.labels" $ | indent 4 }}
data:
  k8s-coredns.json: |-
    {
        "__inputs": [

        ],
        "__requires": [

        ],
        "annotations": {
            "list": [

            ]
        },
        "editable": false,
        "gnetId": null,
        "graphTooltip": 0,
        "hideControls": false,
        "id": null,
        "links": [

        ],
        "panels": [
            {
                "aliasColors": {},
                "bars": false,
                "dashLength": 10,
                "dashes": false,
                "datasource": "$datasource",
                "editable": true,
                "error": false,
                "fill": 1,
                "grid": {},
                "gridPos": {
                    "h": 7,
                    "w": 8,
                    "x": 0,
                    "y": 0
                },
                "id": 1,
                "legend": {
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                    "current": false,
                    "max": false,
                    "min": false,
                    "show": true,
                    "total": false,
                    "values": false
                },
                "lines": true,
                "linewidth": 2,
                "links": [],
                "nullPointMode": "connected",
                "percentage": false,
                "pointradius": 5,
                "points": false,
                "renderer": "flot",
                "seriesOverrides": [
                    {
                        "alias": "total",
                        "yaxis": 2
                    }
                ],
                "spaceLength": 10,
                "stack": false,
                "steppedLine": false,
                "targets": [
                    {
                        "expr": "sum(rate(coredns_dns_request_count_total{instance=~\"$instance\"}[5m])) by (proto)",
                        "format": "time_series",
                        "intervalFactor": 2,
                        "legendFormat": "{{`{{proto}}`}}",
                        "refId": "A",
                        "step": 60
                    },
                    {
                        "expr": "sum(rate(coredns_dns_request_count_total{instance=~\"$instance\"}[5m]))",
                        "format": "time_series",
                        "intervalFactor": 2,
                        "legendFormat": "total",
                        "refId": "B",
                        "step": 60
                    }
                ],
                "thresholds": [],
                "timeFrom": null,
                "timeShift": null,
                "title": "Requests (total)",
                "tooltip": {
                    "shared": true,
                    "sort": 0,
                    "value_type": "cumulative"
                },
                "type": "graph",
                "xaxis": {
                    "buckets": null,
                    "mode": "time",
                    "name": null,
                    "show": true,
                    "values": []
                },
                "yaxes": [
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                        "format": "pps",
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                    },
                    {
                        "format": "pps",
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                        "min": 0,
                        "show": true
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                ],
                "yaxis": {
                    "align": false,
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                }
            },
            {
                "aliasColors": {},
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                "datasource": "$datasource",
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                    "w": 8,
                    "x": 8,
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                },
                "id": 12,
                "legend": {
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                "linewidth": 2,
                "links": [],
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                "points": false,
                "renderer": "flot",
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                    {
                        "alias": "total",
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                    },
                    {
                        "alias": "other",
                        "yaxis": 2
                    }
                ],
                "spaceLength": 10,
                "stack": false,
                "steppedLine": false,
                "targets": [
                    {
                        "expr": "sum(rate(coredns_dns_request_type_count_total{instance=~\"$instance\"}[5m])) by (type)",
                        "intervalFactor": 2,
                        "legendFormat": "{{`{{type}}`}}",
                        "refId": "A",
                        "step": 60
                    }
                ],
                "thresholds": [],
                "timeFrom": null,
                "timeShift": null,
                "title": "Requests (by qtype)",
                "tooltip": {
                    "shared": true,
                    "sort": 0,
                    "value_type": "cumulative"
                },
                "type": "graph",
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                    "buckets": null,
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                    "show": true,
                    "values": []
                },
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                        "format": "pps",
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                        "show": true
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                        "format": "pps",
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                        "min": 0,
                        "show": true
                    }
                ],
                "yaxis": {
                    "align": false,
                    "alignLevel": null
                }
            },
            {
                "aliasColors": {},
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                "dashLength": 10,
                "dashes": false,
                "datasource": "$datasource",
                "editable": true,
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                "fill": 1,
                "grid": {},
                "gridPos": {
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                    "w": 8,
                    "x": 16,
                    "y": 0
                },
                "id": 2,
                "legend": {
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                    "min": false,
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                    "values": false
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                "links": [],
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                    }
                ],
                "spaceLength": 10,
                "stack": false,
                "steppedLine": false,
                "targets": [
                    {
                        "expr": "sum(rate(coredns_dns_request_count_total{instance=~\"$instance\"}[5m])) by (zone)",
                        "intervalFactor": 2,
                        "legendFormat": "{{`{{zone}}`}}",
                        "refId": "A",
                        "step": 60
                    },
                    {
                        "expr": "sum(rate(coredns_dns_request_count_total{instance=~\"$instance\"}[5m]))",
                        "intervalFactor": 2,
                        "legendFormat": "total",
                        "refId": "B",
                        "step": 60
                    }
                ],
                "thresholds": [],
                "timeFrom": null,
                "timeShift": null,
                "title": "Requests (by zone)",
                "tooltip": {
                    "shared": true,
                    "sort": 0,
                    "value_type": "cumulative"
                },
                "type": "graph",
                "xaxis": {
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                    "mode": "time",
                    "name": null,
                    "show": true,
                    "values": []
                },
                "yaxes": [
                    {
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                        "show": true
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                "aliasColors": {},
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                    "x": 0,
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                "lines": true,
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                        "yaxis": 2
                    }
                ],
                "spaceLength": 10,
                "stack": false,
                "steppedLine": false,
                "targets": [
                    {
                        "expr": "sum(rate(coredns_dns_request_do_count_total{instance=~\"$instance\"}[5m]))",
                        "intervalFactor": 2,
                        "legendFormat": "DO",
                        "refId": "A",
                        "step": 40
                    },
                    {
                        "expr": "sum(rate(coredns_dns_request_count_total{instance=~\"$instance\"}[5m]))",
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                        "legendFormat": "total",
                        "refId": "B",
                        "step": 40
                    }
                ],
                "thresholds": [],
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                "timeShift": null,
                "title": "Requests (DO bit)",
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                    "shared": true,
                    "sort": 0,
                    "value_type": "cumulative"
                },
                "type": "graph",
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                ],
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            },
            {
                "aliasColors": {},
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                "dashLength": 10,
                "dashes": false,
                "datasource": "$datasource",
                "editable": true,
                "error": false,
                "fill": 1,
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                "gridPos": {
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                    "w": 6,
                    "x": 12,
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                },
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                "legend": {
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                    "show": true,
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                },
                "lines": true,
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                "links": [],
                "nullPointMode": "connected",
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                "renderer": "flot",
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                        "alias": "tcp:90%",
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                    },
                    {
                        "alias": "tcp:99%",
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                        "alias": "tcp:50%",
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                    }
                ],
                "spaceLength": 10,
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                "targets": [
                    {
                        "expr": "histogram_quantile(0.99, sum(rate(coredns_dns_request_size_bytes_bucket{instance=~\"$instance\",proto=\"udp\"}[5m])) by (le,proto))",
                        "intervalFactor": 2,
                        "legendFormat": "{{`{{proto}}`}}:99%",
                        "refId": "A",
                        "step": 60
                    },
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                        "expr": "histogram_quantile(0.90, sum(rate(coredns_dns_request_size_bytes_bucket{instance=~\"$instance\",proto=\"udp\"}[5m])) by (le,proto))",
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                        "legendFormat": "{{`{{proto}}`}}:90%",
                        "refId": "B",
                        "step": 60
                    },
                    {
                        "expr": "histogram_quantile(0.50, sum(rate(coredns_dns_request_size_bytes_bucket{instance=~\"$instance\",proto=\"udp\"}[5m])) by (le,proto))",
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                        "legendFormat": "{{`{{proto}}`}}:50%",
                        "refId": "C",
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                    }
                ],
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                "timeFrom": null,
                "timeShift": null,
                "title": "Requests (size, udp)",
                "tooltip": {
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                    "value_type": "cumulative"
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                        "legendFormat": "{{`{{proto}}`}}:90%",
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                        "step": 60
                    },
                    {
                        "expr": "histogram_quantile(0.50, sum(rate(coredns_dns_request_size_bytes_bucket{instance=~\"$instance\",proto=\"tcp\"}[5m])) by (le,proto))",
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                    }
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                "renderer": "flot",
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                "targets": [
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                        "expr": "sum(rate(coredns_dns_response_rcode_count_total{instance=~\"$instance\"}[5m])) by (rcode)",
                        "intervalFactor": 2,
                        "legendFormat": "{{`{{rcode}}`}}",
                        "refId": "A",
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                    }
                ],
                "thresholds": [],
                "timeFrom": null,
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                    "sort": 0,
                    "value_type": "cumulative"
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                "title": "Responses (duration)",
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                    "sort": 0,
                    "value_type": "cumulative"
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                "type": "graph",
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                    "values": false
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                "lines": true,
                "linewidth": 2,
                "links": [],
                "nullPointMode": "connected",
                "percentage": false,
                "pointradius": 5,
                "points": false,
                "renderer": "flot",
                "seriesOverrides": [
                    {
                        "alias": "udp:50%",
                        "yaxis": 1
                    },
                    {
                        "alias": "tcp:50%",
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                    },
                    {
                        "alias": "tcp:90%",
                        "yaxis": 2
                    },
                    {
                        "alias": "tcp:99%",
                        "yaxis": 2
                    }
                ],
                "spaceLength": 10,
                "stack": false,
                "steppedLine": false,
                "targets": [
                    {
                        "expr": "histogram_quantile(0.99, sum(rate(coredns_dns_response_size_bytes_bucket{instance=~\"$instance\",proto=\"udp\"}[5m])) by (le,proto)) ",
                        "intervalFactor": 2,
                        "legendFormat": "{{`{{proto}}`}}:99%",
                        "refId": "A",
                        "step": 40
                    },
                    {
                        "expr": "histogram_quantile(0.90, sum(rate(coredns_dns_response_size_bytes_bucket{instance=~\"$instance\",proto=\"udp\"}[5m])) by (le,proto)) ",
                        "intervalFactor": 2,
                        "legendFormat": "{{`{{proto}}`}}:90%",
                        "refId": "B",
                        "step": 40
                    },
                    {
                        "expr": "histogram_quantile(0.50, sum(rate(coredns_dns_response_size_bytes_bucket{instance=~\"$instance\",proto=\"udp\"}[5m])) by (le,proto)) ",
                        "intervalFactor": 2,
                        "legendFormat": "{{`{{proto}}`}}:50%",
                        "metric": "",
                        "refId": "C",
                        "step": 40
                    }
                ],
                "thresholds": [],
                "timeFrom": null,
                "timeShift": null,
                "title": "Responses (size, udp)",
                "tooltip": {
                    "shared": true,
                    "sort": 0,
                    "value_type": "cumulative"
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{{- end }}