swagger: '2.0'
info:
  title: NetData API
  description: 'Real time monitoring for linux, over the web!'
  version: 1.0.0
schemes:
  - http
basePath: /api/v1
produces:
  - application/json
paths:
  /charts:
    get:
      summary: 'Get a list of all charts available at the server'
      description: 'The charts endpoint returns a summary about all charts stored in the netdata server.'
      responses:
        '200':
          description: 'An array of charts'
          schema:
            type: array
            items:
              $ref: '#/definitions/chart_summary'
  /chart:
    get:
      summary: 'Get info about a specific chart'
      description: 'The Chart endpoint returns detailed information about a chart.'
      parameters:
        - name: chart
          in: query
          description: 'The id of the chart as returned by the /charts call.'
          required: true
          type: string
          format: 'as returned by /charts'
      responses:
        '200':
          description: 'A javascript object with detailed information about the chart.'
          schema:
            $ref: '#/definitions/chart'
        '404':
          description: 'No chart with the given id is found.'
  /data:
    get:
      summary: 'Get collected data for a specific chart'
      description: |
        The Data endpoint returns data stored in the round robin database of a chart.
      parameters:
        - name: chart
          in: query
          description: 'The id of the chart as returned by the /charts call.'
          required: true
          type: string
          format: 'as returned by /charts'
          allowEmptyValue: false
        - name: dimension
          in: query
          description: 'zero, one or more dimension ids, as returned by the /chart call.'
          required: false
          type: array
          items:
            type: string
            collectionFormat: pipes
            format: 'as returned by /charts'
          allowEmptyValue: false
        - name: after
          in: query
          description: 'This parameter can either be an absolute timestamp specifying the starting point of the data to be returned, or a relative number of seconds, to the last collected timestamp. Netdata will assume it is a relative number if it is smaller than the duration of the round robin database for this chart. So, if the round robin database is 3600 seconds, any value from -3600 to 3600 will trigger relative arithmetics. Netdata will adapt this parameter to the boundaries of the round robin database.'
          required: true
          type: number
          format: integer
          allowEmptyValue: false
          default: -600
        - name: before
          in: query
          description: 'This parameter can either be an absolute timestamp specifying the ending point of the data to be returned, or a relative number of seconds, to the last collected timestamp. Netdata will assume it is a relative number if it is smaller than the duration of the round robin database for this chart. So, if the round robin database is 3600 seconds, any value from -3600 to 3600 will trigger relative arithmetics. Netdata will adapt this parameter to the boundaries of the round robin database.'
          required: false
          type: number
          format: integer
          allowEmptyValue: false
          default: 0
        - name: points
          in: query
          description: 'The number of points to be returned. If not given, or it is <= 0, or it is bigger than the points stored in the round robin database for this chart for the given duration, all the available collected values for the given duration are returned.'
          required: true
          type: number
          format: integer
          allowEmptyValue: false
          default: 100
        - name: group
          in: query
          description: 'The grouping method. If multiple collected values are to be grouped in order to return fewer points, this parameters defines the method of grouping. Two methods are supported, "max" and "average". "max" is actually calculated on the absolute value collected (so it works for both positive and negative dimesions to return the most extreme value in either direction).'
          required: true
          type: string
          enum: [ 'max', 'average' ]
          default: 'max'
          allowEmptyValue: false
        - name: format
          in: query
          description: 'The format of the data to be returned.'
          required: true
          type: string
          enum: [ 'json', 'jsonp', 'csv', 'tsv', 'tsv-excel', 'ssv', 'ssvcomma', 'datatable', 'datasource', 'html', 'array' ]
          default: json
          allowEmptyValue: false
        - name: options
          in: query
          description: 'Options that affect data generation.'
          required: false
          type: array
          items:
            type: string
            enum: [ 'nonzero', 'flip', 'jsonwrap', 'min2max', 'seconds', 'milliseconds', 'abs', 'absolute', 'absolute-sum', 'null2zero', 'objectrows', 'google_json' ]
            collectionFormat: pipes
            format: ''
          allowEmptyValue: false
        - name: tqx
          in: query
          description: '[Google Visualization API](https://developers.google.com/chart/interactive/docs/dev/implementing_data_source?hl=en) formatted parameter.'
          required: false
          type: string
          allowEmptyValue: false
      responses:
        '200':
          description: 'The call was successful. The response should include the data.'
          schema:
            $ref: '#/definitions/chart'
        '400':
          description: 'Bad request - the body will include a message stating what is wrong.'
        '404':
          description: 'No chart with the given id is found.'
        '500':
          description: 'Internal server error. This usually means the server is out of memory.'
definitions:
  chart_summary:
    type: object
    properties:
      hostname:
        type: string
        description: 'The hostname of the netdata server.'
      update_every:
        type: number
        description: 'The default update frequency of the netdata server. All charts have an update frequency equal or bigger than this.'
      charts:
        type: object
        description: 'An object containing all the chart objects available at the netdata server. This is used as an indexed array. The key of each chart object is the id of the chart.'
        properties:
          key:
              $ref: '#/definitions/chart'
  chart:
    type: object
    properties:
      id:
        type: string
        description: 'The unique id of the chart'
      name:
        type: string
        description: 'The name of the chart'
      type:
        type: string
        description: 'The type of the chart. Types are not handled by netdata. You can use this field for anything you like.'
      family:
        type: string
        description: 'The family of the chart. Families are not handled by netdata. You can use this field for anything you like.'
      title:
        type: string
        description: 'The title of the chart.'
      priority:
        type: string
        description: 'The relative priority of the chart. NetData does not care about priorities. This is just an indication of importance for the chart viewers to sort charts of higher priority (lower number) closer to the top. Priority sorting should only be used among charts of the same type or family.'
      enabled:
        type: boolean
        description: 'True when the chart is enabled. Disabled charts do not currently collect values, but they may have historical values available.'
      units:
        type: string
        description: 'The unit of measurement for the values of all dimensions of the chart.'
      data_url:
        type: string
        description: 'The absolute path to get data values for this chart. You are expected to use this path as the base when constructing the URL to fetch data values for this chart.'
      chart_type:
        type: string
        description: 'The chart type.'
        enum: [ 'line', 'area', 'stacked' ]
      duration:
        type: number
        description: 'The duration, in seconds, of the round robin database maintained by netdata.'
      first_entry:
        type: number
        description: 'The UNIX timestamp of the first entry (the oldest) in the round robin database.'
      last_entry:
        type: number
        description: 'The UNIX timestamp of the latest entry in the round robin database.'
      update_every:
        type: number
        description: 'The update frequency of this chart, in seconds. One value every this amount of time is kept in the round robin database.'
      dimensions:
        description: 'The dimensions of the chart.'
        type: object
        description: 'An object containing all the chart dimensions available for the chart. This is used as an indexed array. The key of the object the id of the dimension.'
        properties:
          key:
              $ref: '#/definitions/dimension'
  dimension:
    type: object
    properties:
      name:
        type: string
        description: 'The name of the dimension'