openapi: 3.0.3
info:
  title: Fluent Bit Monitoring HTTP Build Storage API
  description: Fluent Bit exposes an embedded HTTP server for runtime monitoring, internal metrics, storage statistics, health checks, and hot reloading. Endpoints are available under v1 (legacy) and v2 (current) paths and respond in JSON, Prometheus 0.0.4, or cmetrics text format.
  version: 2.0.0
  contact:
    name: Fluent Bit
    url: https://docs.fluentbit.io/manual/administration/monitoring
servers:
- url: http://127.0.0.1:2020
  description: Default HTTP server (configurable via http_listen and http_port)
tags:
- name: Storage
paths:
  /api/v1/storage:
    get:
      tags:
      - Storage
      summary: Storage layer metrics
      description: Buffered data and chunk-level statistics for the storage layer.
      responses:
        '200':
          description: Storage metrics
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true