Squid

Squid Operations API

Cache operational commands

Documentation GitHub OpenAPI

Operations 3

GET /shutdown Shutdown Squid #

GET /reconfigure Reconfigure Squid #

GET /rotate Rotate Log Files #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Squid Cache Manager Cache Statistics Operations API
  description: The Squid Cache Manager is a built-in HTTP management interface that exposes internal statistics, cache operations, and runtime state via HTTP requests. It provides endpoints for retrieving cache statistics, managing connections, viewing counters, and performing cache operations. Access is typically restricted to localhost or authorized IP ranges.
  version: 6.x
  contact:
    name: Squid Project
    url: http://www.squid-cache.org/Support/
  license:
    name: GNU General Public License v2
    url: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
servers:
- url: http://localhost:3128/squid-internal-mgr
  description: Local Squid Cache Manager (default port)
security:
- BasicAuth: []
tags:
- name: Operations
  description: Cache operational commands
paths:
  /shutdown:
    get:
      operationId: shutdownSquid
      summary: Shutdown Squid
      description: Initiates a graceful shutdown of the Squid process. Requires authentication and appropriate ACL access.
      tags:
      - Operations
      responses:
        '200':
          description: Shutdown initiated
          content:
            text/plain:
              schema:
                type: string
  /reconfigure:
    get:
      operationId: reconfigureSquid
      summary: Reconfigure Squid
      description: Triggers Squid to reload its configuration file (equivalent to SIGHUP). New configuration takes effect without restarting the process.
      tags:
      - Operations
      responses:
        '200':
          description: Reconfiguration initiated
          content:
            text/plain:
              schema:
                type: string
  /rotate:
    get:
      operationId: rotateLogFiles
      summary: Rotate Log Files
      description: Triggers Squid to rotate its log files (access.log, cache.log, store.log). Equivalent to sending SIGUSR1.
      tags:
      - Operations
      responses:
        '200':
          description: Log rotation initiated
          content:
            text/plain:
              schema:
                type: string
components:
  securitySchemes:
    BasicAuth:
      type: http
      scheme: basic
      description: Cache manager password configured via cachemgr_passwd in squid.conf