title: mediawiki/api/request
description: A single request to the MediaWiki Action API (api.php)
$id: /mediawiki/api/request/1.0.0
$schema: https://json-schema.org/draft-07/schema#
type: object
allOf:
  - $ref: /fragment/mediawiki/common/2.0.0
  - properties:
      # http request/response info
      http:
        type: object
        description: Information about the HTTP request that generated this event.
        properties:
          method:
            type: string
            description: The HTTP request method (GET, POST, etc.)
          client_ip:
            type: string
            description: The http client's IP address
          request_headers:
            type: object
            description: Request headers sent by the client.
            additionalProperties:
              type: string

      # event specific fields
      backend_time_ms:
        type: integer
        description: Elapsed milliseconds to process request as measured by MediaWiki

      api_error_codes:
        type: array
        description: >
          List of error codes for any errors encountered, e.g. 'apierror-missingparam'
          If this field is missing or empty, no errors were encountered.
        items:
          type: string

      params:
        type: object
        description: >
          Request parameters. These might come from http query string,
          or from the POST body. Sensitive params are redacted.
        additionalProperties:
          type: string
examples:
  - $schema: { $ref: "#/$id" }
    meta:
      dt: '2020-07-01T00:00:00Z'
      stream: example_stream
    database: examplewiki