openapi: 3.1.0 info: title: Linkerd Proxy Admin Discovery Lifecycle API description: The Linkerd proxy exposes an admin HTTP server on each meshed pod, providing health check endpoints, readiness probes, Prometheus-compatible metrics, and runtime diagnostic information. By default this server listens on port 4191. version: 2.x contact: name: Linkerd url: https://linkerd.io/ license: name: Apache 2.0 url: https://www.apache.org/licenses/LICENSE-2.0 servers: - url: http://localhost:4191 description: Linkerd proxy admin server (default port) tags: - name: Lifecycle description: Proxy lifecycle management endpoints paths: /shutdown: post: operationId: shutdownProxy summary: Linkerd Initiate proxy shutdown description: Triggers a graceful shutdown of the Linkerd proxy. This endpoint is used during pod termination to ensure the proxy drains connections before exiting. tags: - Lifecycle responses: '200': description: Shutdown initiated content: text/plain: schema: type: string externalDocs: description: Linkerd Proxy Configuration Reference url: https://linkerd.io/2-edge/reference/proxy-configuration/