module Grafana::DashboardTemplate

Public Instance Methods

build_panel(params={}) click to toggle source
# File lib/grafana/dashboard_template.rb, line 102
def build_panel(params={})

  panel = %q[
    {
      "collapse": false,
      "editable": true,
      "height": "250px",
      "panels": [
        {
          "aliasColors": {},
          "bars": false,
          "datasource": "%{datasource}",
          "editable": true,
          "error": false,
          "fill": 1,
          "grid": {
            "leftLogBase": 1,
            "leftMax": null,
            "leftMin": null,
            "rightLogBase": 1,
            "rightMax": null,
            "rightMin": null,
            "threshold1": null,
            "threshold1Color": "rgba(216, 200, 27, 0.27)",
            "threshold2": null,
            "threshold2Color": "rgba(234, 112, 112, 0.22)"
          },
          "legend": {
            "avg": false,
            "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": [],
          "span": 12,
          "stack": false,
          "steppedLine": false,
          "targets": [
            %{targets}
          ],
          "timeFrom": null,
          "timeShift": null,
          "title": "%{graph_title}",
          "tooltip": {
            "shared": true,
            "value_type": "cumulative"
          },
          "type": "graph",
          "x-axis": true,
          "y-axis": true,
          "y_formats": [
            "short",
            "short"
          ]
        }
      ],
      "title": "Row"
    }
  ]

  targets = []
  params['targets'].each do |t|
    targets.push(self.build_target(t))
  end

  
  return panel % {
    datasource: params['datasource'],
    graph_title: params['graph_title'],
    targets: targets.join(',')
  }


end
build_target(params={}) click to toggle source
# File lib/grafana/dashboard_template.rb, line 189
def build_target(params={})

  target = %q[
    {
      "alias": "%{legend_alias}",
      "dimensions": {
        "%{dimension_name}": "%{dimension_value}"
      },
      "metricName": "%{metric_name}",
      "namespace": "%{namespace}",
      "period": 60,
      "query": "",
      "refId": "A",
      "region": "%{region}",
      "statistics": [
        "Maximum"
      ],
      "timeField": "@timestamp"
    }
  ]

  return target % {
    metric_name: params['metric_name'],
    namespace: params['namespace'],
    dimension_name: params['dimension_name'],
    dimension_value: params['dimension_value'],
    region: params['region'],
    legend_alias: params['legend_alias'],
  }

end
build_template(params={}) click to toggle source
# File lib/grafana/dashboard_template.rb, line 11
def build_template(params={})

  if !params.has_key?('from')
    params['from'] = 'now-2h'
  end
  if !params.has_key?('to')
    params['to'] = 'now'
  end
  if params['title'] == ''
    return false
  end

  rows = []
  params['panels'].each do |panel|
    rows.push(self.build_panel(panel))
  end
  
  tpl = %q[
  {
    "dashboard": { 
      "id": null,
      "title": "%{title}",
      "originalTitle": "%{title}",
      "annotations": {
        "list": []
      },
      "hideControls": false,
      "timezone": "browser",
      "editable": true,
      "rows": [
        %{rows}
      ],
      "time": {
        "from": "%{from}",
        "to": "%{to}"
      },
      "timepicker": {
        "collapse": false,
        "enable": true,
        "notice": false,
        "now": true,
        "refresh_intervals": [
          "5s",
          "10s",
          "30s",
          "1m",
          "5m",
          "15m",
          "30m",
          "1h",
          "2h",
          "1d"
        ],
        "status": "Stable",
        "time_options": [
          "5m",
          "15m",
          "1h",
          "6h",
          "12h",
          "24h",
          "2d",
          "7d",
          "30d"
        ],
        "type": "timepicker"
      },
      "tags": ["api-templated"],
      "templating": {
        "list": []
      },
      "schemaVersion": 7,
      "sharedCrosshair": false,
      "style": "dark",
      "version": 1,
      "links": []
    },
    "overwrite": false
  }
  ]

  return tpl % {
    title: params['title'], 
    from: params['from'], 
    to: params['to'], 
    rows: rows.join(',')
  }

end