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OpenAPI Specification

openapi: 3.2.0
info:
  title: Zipkin autocomplete Traces API
  description: Zipkin's HTTP API for querying and ingesting distributed tracing data. The API exposes span ingestion and trace, dependency, and autocomplete lookup operations under the `/api/v2` base. Authentication is typically handled by a reverse proxy in front of Zipkin and is not part of the core API.
  version: '2.0'
  license:
    name: Apache License 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
  contact:
    name: OpenZipkin
    url: https://zipkin.io/zipkin-api/
servers:
- url: http://{host}:{port}/api/v2
  description: Zipkin server (v2 API base)
  variables:
    host:
      default: localhost
    port:
      default: '9411'
tags:
- name: traces
  description: Query trace data
paths:
  /traces:
    get:
      tags:
      - traces
      summary: Search traces matching filter criteria
      operationId: getTraces
      parameters:
      - name: serviceName
        in: query
        schema:
          type: string
      - name: spanName
        in: query
        schema:
          type: string
      - name: annotationQuery
        in: query
        schema:
          type: string
      - name: minDuration
        in: query
        schema:
          type: integer
          format: int64
      - name: maxDuration
        in: query
        schema:
          type: integer
          format: int64
      - name: endTs
        in: query
        schema:
          type: integer
          format: int64
      - name: lookback
        in: query
        schema:
          type: integer
          format: int64
      - name: limit
        in: query
        schema:
          type: integer
          default: 10
      responses:
        '200':
          description: Array of traces (each a list of spans)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListOfTraces'
  /trace/{traceId}:
    get:
      tags:
      - traces
      summary: Get a single trace by id
      operationId: getTrace
      parameters:
      - name: traceId
        in: path
        required: true
        schema:
          type: string
          pattern: ^[0-9a-f]{16,32}$
      responses:
        '200':
          description: Trace (array of spans)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Trace'
        '404':
          description: Trace not found
  /traceMany:
    get:
      tags:
      - traces
      summary: Get multiple traces by comma-delimited ids
      operationId: getTracesByIds
      parameters:
      - name: traceIds
        in: query
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Array of traces
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListOfTraces'
components:
  schemas:
    Span:
      type: object
      required:
      - traceId
      - id
      properties:
        traceId:
          type: string
          pattern: ^[0-9a-f]{16,32}$
        id:
          type: string
          pattern: ^[0-9a-f]{16}$
        parentId:
          type: string
          pattern: ^[0-9a-f]{16}$
        name:
          type: string
        kind:
          type: string
          enum:
          - CLIENT
          - SERVER
          - PRODUCER
          - CONSUMER
        timestamp:
          type: integer
          format: int64
        duration:
          type: integer
          format: int64
        localEndpoint:
          $ref: '#/components/schemas/Endpoint'
        remoteEndpoint:
          $ref: '#/components/schemas/Endpoint'
        annotations:
          type: array
          items:
            $ref: '#/components/schemas/Annotation'
        tags:
          type: object
          additionalProperties:
            type: string
        debug:
          type: boolean
        shared:
          type: boolean
    ListOfTraces:
      type: array
      items:
        $ref: '#/components/schemas/Trace'
    Annotation:
      type: object
      properties:
        timestamp:
          type: integer
          format: int64
        value:
          type: string
    Trace:
      type: array
      items:
        $ref: '#/components/schemas/Span'
    Endpoint:
      type: object
      properties:
        serviceName:
          type: string
        ipv4:
          type: string
          format: ipv4
        ipv6:
          type: string
          format: ipv6
        port:
          type: integer