Envoy Proxy

Envoy Proxy Server API

Server information and lifecycle endpoints.

GitHub OpenAPI

Operations 4

GET /server_info Envoy Proxy Get Server Information #
GET /memory Envoy Proxy Get Memory Usage #
GET /hot_restart_version Envoy Proxy Get Hot Restart Version #
POST /quitquitquit Envoy Proxy Shutdown Server #

Documentation

📖
Documentation
https://www.envoyproxy.io/docs/envoy/latest/operations/admin
📖
Documentation
https://www.envoyproxy.io/docs/envoy/latest/api-docs/xds_protocol

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/envoy-proxy/refs/heads/main/openapi/envoy-proxy-server-api-openapi.yml

SDKs

📦
GitHubRepository
https://github.com/envoyproxy/envoy

Other Resources

🔗
ChangeLog
https://github.com/envoyproxy/envoy/releases
🔗
Reference
https://www.envoyproxy.io/docs/envoy/latest/configuration/overview/xds_api

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OpenAPI Specification

envoy-proxy-server-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Envoy Proxy Admin Server API
  description: The Envoy Proxy Administration Interface provides a local HTTP-based management API for querying and modifying various aspects of the Envoy server at runtime.
  version: 1.38.0
  contact:
    name: Envoy Proxy
    url: https://www.envoyproxy.io/
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
servers:
- url: http://localhost:9901
  description: Default Envoy Admin Interface
tags:
- name: Server
  description: Server information and lifecycle endpoints.
paths:
  /server_info:
    get:
      operationId: getServerInfo
      summary: Envoy Proxy Get Server Information
      description: Returns information about the running Envoy server including version, uptime, command line options, and hot restart version.
      responses:
        '200':
          description: Successful response with server information.
          content:
            application/json:
              schema:
                type: object
                properties:
                  version:
                    type: string
                    description: Envoy version string.
                  state:
                    type: string
                    description: Current server state.
                  uptime_current_epoch:
                    type: string
                    description: Uptime of the current epoch.
                  uptime_all_epochs:
                    type: string
                    description: Uptime across all epochs.
                  hot_restart_version:
                    type: string
                    description: Hot restart compatibility version.
                  command_line_options:
                    type: object
                    description: Command line options used to start Envoy.
      tags:
      - Server
  /memory:
    get:
      operationId: getMemory
      summary: Envoy Proxy Get Memory Usage
      description: Returns current memory allocation and heap usage in bytes, providing insights into memory consumption of the Envoy process.
      responses:
        '200':
          description: Successful response with memory information.
          content:
            application/json:
              schema:
                type: object
                properties:
                  allocated:
                    type: string
                    description: Currently allocated memory in bytes.
                  heap_size:
                    type: string
                    description: Current heap size in bytes.
                  pageheap_unmapped:
                    type: string
                    description: Unmapped page heap bytes.
                  pageheap_free:
                    type: string
                    description: Free page heap bytes.
                  total_thread_cache:
                    type: string
                    description: Total thread cache bytes.
      tags:
      - Server
  /hot_restart_version:
    get:
      operationId: getHotRestartVersion
      summary: Envoy Proxy Get Hot Restart Version
      description: Returns the hot restart compatibility version. This can be matched against the output of the --hot-restart-version command line option to determine whether a new binary and the running binary are hot restart compatible.
      responses:
        '200':
          description: Successful response with hot restart version.
          content:
            text/plain:
              schema:
                type: string
      tags:
      - Server
  /quitquitquit:
    post:
      operationId: postQuitQuitQuit
      summary: Envoy Proxy Shutdown Server
      description: Cleanly exits the Envoy server process.
      responses:
        '200':
          description: Server shutdown initiated.
          content:
            text/plain:
              schema:
                type: string
      tags:
      - Server