local grafana = import 'github.com/grafana/grafonnet-lib/grafonnet/grafana.libsonnet';
local dashboard = grafana.dashboard;
local row = grafana.row;
local prometheus = grafana.prometheus;
local graphPanel = grafana.graphPanel;

{
  grafanaDashboards+:: {
    'apache-http.json':
      dashboard.new(
        'Apache Dashboard',
        time_from='%s' % $._config.dashboardPeriod,
        editable=false,
        tags=($._config.dashboardTags),
        timezone='%s' % $._config.dashboardTimezone,
        refresh='%s' % $._config.dashboardRefresh,
        graphTooltip='shared_crosshair',
      ).addTemplates(
        [
          {
            current: {
              text: 'default',
              value: 'default',
            },
            hide: 0,
            label: 'Data Source',
            name: 'datasource',
            options: [],
            query: 'prometheus',
            refresh: 1,
            regex: '',
            type: 'datasource',
          },
          {
            allValue: null,
            current: {},
            datasource: '${datasource}',
            hide: 0,
            includeAll: false,
            label: 'host',
            multi: false,
            name: 'host',
            options: [],
            query: 'label_values(apache_up, instance)',
            refresh: 2,
            regex: '/([^:]+):.*/',
            sort: 1,
            tagValuesQuery: '',
            tags: [],
            tagsQuery: '',
            type: 'query',
            useTags: false,
          },
          {
            allValue: null,
            current: {},
            datasource: '${datasource}',
            hide: 2,
            includeAll: false,
            label: null,
            multi: false,
            name: 'port',
            options: [],
            query: 'label_values(apache_up, instance)',
            refresh: 1,
            regex: '/[^:]+:(.*)/',
            sort: 0,
            tagValuesQuery: '',
            tags: [],
            tagsQuery: '',
            type: 'query',
            useTags: false,
          },
        ]
      )
      .addPanels([
          {
            datasource: {
              uid: '${datasource}',
            },
            fieldConfig: {
              defaults: {
                color: {
                  mode: 'thresholds',
                },
                decimals: 1,
                mappings: [
                  {
                    options: {
                      match: 'null',
                      result: {
                        text: 'N/A',
                      },
                    },
                    type: 'special',
                  },
                ],
                thresholds: {
                  mode: 'absolute',
                  steps: [
                    {
                      color: 'green',
                      value: null,
                    },
                    {
                      color: 'red',
                      value: 80,
                    },
                  ],
                },
                unit: 's',
              },
              overrides: [],
            },
            gridPos: {
              h: 3,
              w: 4,
              x: 0,
              y: 0,
            },
            id: 8,
            links: [],
            maxDataPoints: 100,
            options: {
              colorMode: 'none',
              graphMode: 'none',
              justifyMode: 'auto',
              orientation: 'horizontal',
              reduceOptions: {
                calcs: [
                  'mean',
                ],
                fields: '',
                values: false,
              },
              textMode: 'auto',
            },
            pluginVersion: '8.4.5',
            targets: [
              {
                expr: 'apache_uptime_seconds_total{instance=~"$host:$port"}',
                format: 'time_series',
                intervalFactor: 1,
                refId: 'A',
                step: 240,
              },
            ],
            title: 'Uptime',
            type: 'stat',
          },
          {
            aliasColors: {},
            bars: false,
            dashLength: 10,
            dashes: false,
            datasource: {
              uid: '${datasource}',
            },
            decimals: 0,
            fill: 7,
            fillGradient: 0,
            gridPos: {
              h: 3,
              w: 20,
              x: 4,
              y: 0,
            },
            hiddenSeries: false,
            id: 5,
            legend: {
              alignAsTable: true,
              avg: true,
              current: true,
              max: true,
              min: true,
              rightSide: true,
              show: true,
              total: false,
              values: true,
            },
            lines: true,
            linewidth: 3,
            links: [],
            nullPointMode: 'null',
            options: {
              alertThreshold: true,
            },
            percentage: false,
            pluginVersion: '8.4.5',
            pointradius: 5,
            points: false,
            renderer: 'flot',
            seriesOverrides: [
              {
                alias: 'Apache Down',
                color: '#BF1B00',
              },
              {
                alias: 'Apache Down',
                transform: 'negative-Y',
              },
            ],
            spaceLength: 10,
            stack: false,
            steppedLine: false,
            targets: [
              {
                expr: 'count(apache_up{instance=~"$host:$port"} == 1)',
                format: 'time_series',
                intervalFactor: 1,
                legendFormat: 'Apache Up',
                refId: 'A',
                step: 240,
              },
              {
                expr: 'scalar(count(apache_up{instance=~"$host:$port"} == 0))',
                format: 'time_series',
                intervalFactor: 1,
                legendFormat: 'Apache Down',
                refId: 'B',
                step: 240,
              },
            ],
            thresholds: [],
            timeRegions: [],
            title: 'Apache Up / Down',
            tooltip: {
              shared: true,
              sort: 0,
              value_type: 'individual',
            },
            type: 'graph',
            xaxis: {
              mode: 'time',
              show: true,
              values: [],
            },
            yaxes: [
              {
                format: 'short',
                logBase: 1,
                max: '1',
                show: true,
              },
              {
                format: 'short',
                logBase: 1,
                show: false,
              },
            ],
            yaxis: {
              align: false,
            },
          },
          {
            aliasColors: {},
            bars: false,
            dashLength: 10,
            dashes: false,
            datasource: {
              uid: '${datasource}',
            },
            decimals: 2,
            fill: 1,
            fillGradient: 0,
            gridPos: {
              h: 10,
              w: 12,
              x: 0,
              y: 3,
            },
            hiddenSeries: false,
            id: 3,
            legend: {
              alignAsTable: true,
              avg: true,
              current: true,
              max: true,
              min: true,
              show: true,
              total: false,
              values: true,
            },
            lines: true,
            linewidth: 1,
            links: [],
            nullPointMode: 'null',
            options: {
              alertThreshold: true,
            },
            percentage: false,
            pluginVersion: '8.4.5',
            pointradius: 5,
            points: false,
            renderer: 'flot',
            seriesOverrides: [],
            spaceLength: 10,
            stack: false,
            steppedLine: false,
            targets: [
              {
                expr: 'rate(apache_sent_kilobytes_total{instance=~"$host:$port"}[5m])',
                format: 'time_series',
                intervalFactor: 1,
                legendFormat: 'Kilobytes Sent',
                refId: 'A',
                step: 240,
              },
            ],
            thresholds: [],
            timeRegions: [],
            title: 'Current total kbytes sent',
            tooltip: {
              shared: true,
              sort: 0,
              value_type: 'individual',
            },
            type: 'graph',
            xaxis: {
              mode: 'time',
              show: true,
              values: [],
            },
            yaxes: [
              {
                format: 'deckbytes',
                logBase: 1,
                show: true,
              },
              {
                format: 'short',
                logBase: 1,
                show: false,
              },
            ],
            yaxis: {
              align: false,
            },
          },
          {
            aliasColors: {},
            bars: false,
            dashLength: 10,
            dashes: false,
            datasource: {
              uid: '${datasource}',
            },
            decimals: 2,
            fill: 1,
            fillGradient: 0,
            gridPos: {
              h: 10,
              w: 12,
              x: 12,
              y: 3,
            },
            hiddenSeries: false,
            id: 1,
            legend: {
              alignAsTable: true,
              avg: true,
              current: true,
              max: true,
              min: true,
              show: true,
              total: false,
              values: true,
            },
            lines: true,
            linewidth: 1,
            links: [],
            nullPointMode: 'null',
            options: {
              alertThreshold: true,
            },
            percentage: false,
            pluginVersion: '8.4.5',
            pointradius: 5,
            points: false,
            renderer: 'flot',
            seriesOverrides: [],
            spaceLength: 10,
            stack: false,
            steppedLine: false,
            targets: [
              {
                expr: 'rate(apache_accesses_total{instance=~"$host:$port"}[5m])',
                format: 'time_series',
                intervalFactor: 1,
                legendFormat: 'Accesses',
                refId: 'A',
                step: 240,
              },
            ],
            thresholds: [],
            timeRegions: [],
            title: 'Current total apache accesses',
            tooltip: {
              shared: true,
              sort: 0,
              value_type: 'individual',
            },
            type: 'graph',
            xaxis: {
              mode: 'time',
              show: true,
              values: [],
            },
            yaxes: [
              {
                format: 'short',
                logBase: 1,
                show: true,
              },
              {
                format: 'short',
                logBase: 1,
                show: false,
              },
            ],
            yaxis: {
              align: false,
            },
          },
          {
            aliasColors: {},
            bars: false,
            dashLength: 10,
            dashes: false,
            datasource: {
              uid: '${datasource}',
            },
            decimals: 2,
            fill: 1,
            fillGradient: 0,
            gridPos: {
              h: 10,
              w: 24,
              x: 0,
              y: 13,
            },
            hiddenSeries: false,
            id: 2,
            legend: {
              alignAsTable: true,
              avg: true,
              current: true,
              max: true,
              min: true,
              rightSide: true,
              show: true,
              total: false,
              values: true,
            },
            lines: true,
            linewidth: 1,
            links: [],
            nullPointMode: 'null',
            options: {
              alertThreshold: true,
            },
            percentage: false,
            pluginVersion: '8.4.5',
            pointradius: 5,
            points: false,
            renderer: 'flot',
            seriesOverrides: [],
            spaceLength: 10,
            stack: true,
            steppedLine: false,
            targets: [
              {
                expr: 'apache_scoreboard{instance=~"$host:$port"}',
                format: 'time_series',
                intervalFactor: 1,
                legendFormat: '{{ state }}',
                refId: 'A',
                step: 240,
              },
            ],
            thresholds: [],
            timeRegions: [],
            title: 'Apache scoreboard statuses',
            tooltip: {
              shared: true,
              sort: 0,
              value_type: 'individual',
            },
            type: 'graph',
            xaxis: {
              mode: 'time',
              show: true,
              values: [],
            },
            yaxes: [
              {
                format: 'short',
                logBase: 1,
                show: true,
              },
              {
                format: 'short',
                logBase: 1,
                show: false,
              },
            ],
            yaxis: {
              align: false,
            },
          },
          {
            aliasColors: {},
            bars: false,
            dashLength: 10,
            dashes: false,
            datasource: {
              uid: '${datasource}',
            },
            decimals: 2,
            fill: 1,
            fillGradient: 0,
            gridPos: {
              h: 10,
              w: 12,
              x: 0,
              y: 23,
            },
            hiddenSeries: false,
            id: 7,
            legend: {
              alignAsTable: true,
              avg: true,
              current: true,
              max: true,
              min: true,
              show: true,
              total: false,
              values: true,
            },
            lines: true,
            linewidth: 1,
            links: [],
            nullPointMode: 'null',
            options: {
              alertThreshold: true,
            },
            percentage: false,
            pluginVersion: '8.4.5',
            pointradius: 5,
            points: false,
            renderer: 'flot',
            seriesOverrides: [],
            spaceLength: 10,
            stack: true,
            steppedLine: false,
            targets: [
              {
                expr: 'apache_workers{instance=~"$host:$port"}\n',
                format: 'time_series',
                intervalFactor: 1,
                legendFormat: '{{ state }}',
                refId: 'A',
                step: 240,
              },
            ],
            thresholds: [],
            timeRegions: [],
            title: 'Apache worker statuses',
            tooltip: {
              shared: true,
              sort: 0,
              value_type: 'individual',
            },
            type: 'graph',
            xaxis: {
              mode: 'time',
              show: true,
              values: [],
            },
            yaxes: [
              {
                format: 'short',
                logBase: 1,
                show: true,
              },
              {
                format: 'short',
                logBase: 1,
                show: false,
              },
            ],
            yaxis: {
              align: false,
            },
          },
          {
            aliasColors: {},
            bars: false,
            dashLength: 10,
            dashes: false,
            datasource: {
              uid: '${datasource}',
            },
            decimals: 2,
            fill: 1,
            fillGradient: 0,
            gridPos: {
              h: 10,
              w: 12,
              x: 12,
              y: 23,
            },
            hiddenSeries: false,
            id: 4,
            legend: {
              alignAsTable: true,
              avg: true,
              current: true,
              max: true,
              min: true,
              show: true,
              total: false,
              values: true,
            },
            lines: true,
            linewidth: 1,
            links: [],
            nullPointMode: 'null',
            options: {
              alertThreshold: true,
            },
            percentage: false,
            pluginVersion: '8.4.5',
            pointradius: 5,
            points: false,
            renderer: 'flot',
            seriesOverrides: [],
            spaceLength: 10,
            stack: false,
            steppedLine: false,
            targets: [
              {
                expr: 'apache_cpuload{instance=~"$host:$port"}',
                format: 'time_series',
                intervalFactor: 1,
                legendFormat: 'Load',
                refId: 'A',
                step: 240,
              },
            ],
            thresholds: [],
            timeRegions: [],
            title: 'Apache CPU load',
            tooltip: {
              shared: true,
              sort: 0,
              value_type: 'individual',
            },
            type: 'graph',
            xaxis: {
              mode: 'time',
              show: true,
              values: [],
            },
            yaxes: [
              {
                format: 'short',
                logBase: 1,
                min: '0',
                show: true,
              },
              {
                format: 'short',
                logBase: 1,
                show: false,
              },
            ],
            yaxis: {
              align: false,
            },
          },
        ]),

  },
}