{
  "id": "python/starlette-http-redirect-loop",
  "signature": "HTTPException: 308 Permanent Redirect: Redirect loop detected",
  "signature_zh": "HTTP 异常：308 永久重定向：检测到重定向循环",
  "regex": "HTTPException:\\ 308\\ Permanent\\ Redirect:\\ Redirect\\ loop\\ detected",
  "domain": "python",
  "category": "network_error",
  "subcategory": null,
  "root_cause": "Starlette 应用中的重定向配置导致无限循环",
  "root_cause_type": "generic",
  "root_cause_zh": "Starlette 应用中的重定向配置导致无限循环",
  "versions": [
    {
      "version": "3.10",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "3.11",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "增加重定向次数限制但未修复逻辑",
      "why_fails": "最终仍会失败，且用户体验差",
      "fail_rate": 0.7,
      "condition": "",
      "sources": []
    },
    {
      "action": "删除所有重定向路由",
      "why_fails": "可能破坏应用功能",
      "fail_rate": 0.6,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "检查并修复重定向逻辑",
      "success_rate": 0.9,
      "how": "# 确保不重定向到自身\nif request.url.path != '/target':\n    return RedirectResponse('/target')",
      "condition": "",
      "sources": []
    },
    {
      "action": "使用条件重定向避免循环",
      "success_rate": 0.85,
      "how": "if not request.cookies.get('redirected'):\n    response = RedirectResponse('/target')\n    response.set_cookie('redirected', '1')\n    return response",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": null,
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.83,
  "fix_success_rate": 0.8,
  "resolvable": "true",
  "first_seen": "2025-03-25",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}