openapi: 3.2.0
info:
  description: 'The Grafana backend exposes an HTTP API, the same API is used by the frontend to do

    everything from saving dashboards, creating users and updating data sources.'
  title: Grafana HTTP API. Correlations API
  contact:
    name: Grafana Labs
    url: https://grafana.com
    email: hello@grafana.com
  version: 0.0.1
servers:
- url: /api
security:
- basic: []
- api_key: []
tags:
- name: correlations
paths:
  /datasources/correlations:
    get:
      tags:
      - correlations
      summary: Gets all correlations
      operationId: getCorrelations
      parameters:
      - description: Limit the maximum number of correlations to return per page
        name: limit
        in: query
        schema:
          type: integer
          format: int64
          default: 100
          maximum: 1000
      - description: Page index for starting fetching correlations
        name: page
        in: query
        schema:
          type: integer
          format: int64
          default: 1
      - description: Source datasource UID filter to be applied to correlations
        name: sourceUID
        in: query
        style: form
        explode: true
        schema:
          type: array
          items:
            type: string
      responses:
        '200':
          $ref: '#/components/responses/getCorrelationsResponse'
        '401':
          $ref: '#/components/responses/unauthorisedError'
        '404':
          $ref: '#/components/responses/notFoundError'
        '500':
          $ref: '#/components/responses/internalServerError'
  /datasources/uid/{sourceUID}/correlations:
    get:
      tags:
      - correlations
      summary: Gets all correlations originating from the given data source
      operationId: getCorrelationsBySourceUID
      parameters:
      - name: sourceUID
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          $ref: '#/components/responses/getCorrelationsBySourceUIDResponse'
        '401':
          $ref: '#/components/responses/unauthorisedError'
        '404':
          $ref: '#/components/responses/notFoundError'
        '500':
          $ref: '#/components/responses/internalServerError'
    post:
      tags:
      - correlations
      summary: Add correlation
      operationId: createCorrelation
      parameters:
      - name: sourceUID
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          $ref: '#/components/responses/createCorrelationResponse'
        '400':
          $ref: '#/components/responses/badRequestError'
        '401':
          $ref: '#/components/responses/unauthorisedError'
        '403':
          $ref: '#/components/responses/forbiddenError'
        '404':
          $ref: '#/components/responses/notFoundError'
        '500':
          $ref: '#/components/responses/internalServerError'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateCorrelationCommand'
        required: true
  /datasources/uid/{sourceUID}/correlations/{correlationUID}:
    get:
      tags:
      - correlations
      summary: Gets a correlation
      operationId: getCorrelation
      parameters:
      - name: sourceUID
        in: path
        required: true
        schema:
          type: string
      - name: correlationUID
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          $ref: '#/components/responses/getCorrelationResponse'
        '401':
          $ref: '#/components/responses/unauthorisedError'
        '404':
          $ref: '#/components/responses/notFoundError'
        '500':
          $ref: '#/components/responses/internalServerError'
    patch:
      tags:
      - correlations
      summary: Updates a correlation
      operationId: updateCorrelation
      parameters:
      - name: sourceUID
        in: path
        required: true
        schema:
          type: string
      - name: correlationUID
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          $ref: '#/components/responses/updateCorrelationResponse'
        '400':
          $ref: '#/components/responses/badRequestError'
        '401':
          $ref: '#/components/responses/unauthorisedError'
        '403':
          $ref: '#/components/responses/forbiddenError'
        '404':
          $ref: '#/components/responses/notFoundError'
        '500':
          $ref: '#/components/responses/internalServerError'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UpdateCorrelationCommand'
  /datasources/uid/{uid}/correlations/{correlationUID}:
    delete:
      tags:
      - correlations
      summary: Delete a correlation
      operationId: deleteCorrelation
      parameters:
      - name: uid
        in: path
        required: true
        schema:
          type: string
      - name: correlationUID
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          $ref: '#/components/responses/deleteCorrelationResponse'
        '401':
          $ref: '#/components/responses/unauthorisedError'
        '403':
          $ref: '#/components/responses/forbiddenError'
        '404':
          $ref: '#/components/responses/notFoundError'
        '500':
          $ref: '#/components/responses/internalServerError'
components:
  schemas:
    CorrelationConfigUpdateDTO:
      type: object
      properties:
        field:
          description: Field used to attach the correlation link
          type: string
          example: message
        target:
          description: Target data query
          type: object
          additionalProperties: {}
          example:
            prop1: value1
            prop2: value
        transformations:
          description: Source data transformations
          type: array
          items:
            $ref: '#/components/schemas/Transformation'
          example:
          - type: logfmt
          - expression: (Superman|Batman)
            type: regex
            variable: name
    CreateCorrelationCommand:
      description: CreateCorrelationCommand is the command for creating a correlation
      type: object
      properties:
        config:
          $ref: '#/components/schemas/CorrelationConfig'
        description:
          description: Optional description of the correlation
          type: string
          example: Logs to Traces
        label:
          description: Optional label identifying the correlation
          type: string
          example: My label
        provisioned:
          description: True if correlation was created with provisioning. This makes it read-only.
          type: boolean
        targetUID:
          description: Target data source UID to which the correlation is created. required if type = query
          type: string
          example: PE1C5CBDA0504A6A3
        type:
          $ref: '#/components/schemas/CorrelationType'
    CorrelationConfig:
      type: object
      required:
      - field
      - target
      properties:
        field:
          description: Field used to attach the correlation link
          type: string
          example: message
        target:
          description: Target data query
          type: object
          additionalProperties: {}
          example:
            prop1: value1
            prop2: value
        transformations:
          $ref: '#/components/schemas/Transformations'
        type:
          $ref: '#/components/schemas/CorrelationType'
    ErrorResponseBody:
      type: object
      required:
      - message
      properties:
        error:
          description: Error An optional detailed description of the actual error. Only included if running in developer mode.
          type: string
        message:
          description: a human readable version of the error
          type: string
        status:
          description: 'Status An optional status to denote the cause of the error.


            For example, a 412 Precondition Failed error may include additional information of why that error happened.'
          type: string
    Transformations:
      type: array
      items:
        $ref: '#/components/schemas/Transformation'
    Transformation:
      type: object
      properties:
        expression:
          type: string
        field:
          type: string
        mapValue:
          type: string
        type:
          type: string
          enum:
          - regex
          - logfmt
    Correlation:
      description: Correlation is the model for correlations definitions
      type: object
      properties:
        config:
          $ref: '#/components/schemas/CorrelationConfig'
        description:
          description: Description of the correlation
          type: string
          example: Logs to Traces
        label:
          description: Label identifying the correlation
          type: string
          example: My Label
        orgId:
          description: OrgID of the data source the correlation originates from
          type: integer
          format: int64
          example: 1
        provisioned:
          description: Provisioned True if the correlation was created during provisioning
          type: boolean
        sourceUID:
          description: UID of the data source the correlation originates from
          type: string
          example: d0oxYRg4z
        targetUID:
          description: UID of the data source the correlation points to
          type: string
          example: PE1C5CBDA0504A6A3
        type:
          $ref: '#/components/schemas/CorrelationType'
        uid:
          description: Unique identifier of the correlation
          type: string
          example: 50xhMlg9k
    CorrelationType:
      description: the type of correlation, either query for containing query information, or external for containing an external URL
      type: string
    CreateCorrelationResponseBody:
      description: CreateCorrelationResponse is the response struct for CreateCorrelationCommand
      type: object
      properties:
        message:
          type: string
          example: Correlation created
        result:
          $ref: '#/components/schemas/Correlation'
    UpdateCorrelationCommand:
      description: UpdateCorrelationCommand is the command for updating a correlation
      type: object
      properties:
        config:
          $ref: '#/components/schemas/CorrelationConfigUpdateDTO'
        description:
          description: Optional description of the correlation
          type: string
          example: Logs to Traces
        label:
          description: Optional label identifying the correlation
          type: string
          example: My label
        type:
          $ref: '#/components/schemas/CorrelationType'
    DeleteCorrelationResponseBody:
      type: object
      properties:
        message:
          type: string
          example: Correlation deleted
    UpdateCorrelationResponseBody:
      type: object
      properties:
        message:
          type: string
          example: Correlation updated
        result:
          $ref: '#/components/schemas/Correlation'
  responses:
    unauthorisedError:
      description: UnauthorizedError is returned when the request is not authenticated.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponseBody'
    deleteCorrelationResponse:
      description: (empty)
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/DeleteCorrelationResponseBody'
    updateCorrelationResponse:
      description: (empty)
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/UpdateCorrelationResponseBody'
    createCorrelationResponse:
      description: (empty)
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/CreateCorrelationResponseBody'
    notFoundError:
      description: NotFoundError is returned when the requested resource was not found.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponseBody'
    internalServerError:
      description: InternalServerError is a general error indicating something went wrong internally.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponseBody'
    badRequestError:
      description: BadRequestError is returned when the request is invalid and it cannot be processed.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponseBody'
    getCorrelationResponse:
      description: (empty)
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Correlation'
    forbiddenError:
      description: ForbiddenError is returned if the user/token has insufficient permissions to access the requested resource.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponseBody'
    getCorrelationsBySourceUIDResponse:
      description: (empty)
      content:
        application/json:
          schema:
            type: array
            items:
              $ref: '#/components/schemas/Correlation'
    getCorrelationsResponse:
      description: (empty)
      content:
        application/json:
          schema:
            type: array
            items:
              $ref: '#/components/schemas/Correlation'
  securitySchemes:
    api_key:
      type: apiKey
      name: Authorization
      in: header
    basic:
      type: http
      scheme: basic