Perplexity 打不开怎么办？IP 地区、账号与网络问题排查

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#!/usr/bin/env bash
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# ==============================================================================
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# Perplexity AI 全链路网络环境与端点连通性深度诊断工具
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# 用途: 一键检测代理出口对 perplexity.ai 主站、Cloudflare 边缘机房代码与 WAF 状态
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# ==============================================================================
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set -euo pipefail
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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BLUE='\033[0;34m'
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RED='\033[0;31m'
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CYAN='\033[0;36m'
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NC='\033[0m'
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PROXY_ADDR="${HTTP_PROXY:-http://127.0.0.1:7890}"
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echo -e "${BLUE}====================================================================${NC}"
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echo -e "${BLUE}        Perplexity AI 全链路连通性与 Cloudflare 边缘环境体检工具    ${NC}"
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echo -e "${BLUE}====================================================================${NC}"
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echo -e "当前指定检测代理: ${YELLOW}${PROXY_ADDR}${NC}\n"
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# 1. 探测出口公网 IP 与地理归属
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echo -e "${YELLOW}[1/4] 正在探测代理出口公网 IP 与地理位置归属...${NC}"
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IP_RAW=$(curl -s --max-time 8 -x "${PROXY_ADDR}" https://api.ip.sb/geoip || true)
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if [ -z "${IP_RAW}" ]; then
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    echo -e "${RED}[FATAL] 代理连接超时，无法访问公网，请核验代理客户端运行状态！${NC}"
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    exit 1
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fi
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OUT_IP=$(echo "${IP_RAW}" | grep -o '"ip":"[^"]*' | cut -d'"' -f4 || echo "未知")
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OUT_CC=$(echo "${IP_RAW}" | grep -o '"country_code":"[^"]*' | cut -d'"' -f4 || echo "未知")
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OUT_ASN=$(echo "${IP_RAW}" | grep -o '"asn":[^,]*' | cut -d':' -f2 || echo "未知")
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echo -e "  - 物理出口 IP   : ${CYAN}${OUT_IP}${NC}"
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echo -e "  - 注册国家代码  : ${GREEN}${OUT_CC}${NC}"
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echo -e "  - 自治域 ASN    : ${CYAN}AS${OUT_ASN}${NC}"
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if [[ "${OUT_CC}" =~ ^(CN|HK|MO|RU|IR)$ ]]; then
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    echo -e "${RED}[ALERT] 严重警告: 当前出口位于受限区域 (${OUT_CC})！Perplexity 极易报地区拦截！${NC}"
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else
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    echo -e "${GREEN}[PASS] 基础出口国家处于合规开放服务区内。${NC}"
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fi
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echo ""
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# 2. 探测 Cloudflare 物理接入机房代码 (排查 Anycast 香港绕路)
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echo -e "${YELLOW}[2/4] 正在探测 Cloudflare Anycast 物理落地机房代码...${NC}"
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CF_TRACE=$(curl -s --max-time 8 -x "${PROXY_ADDR}" https://www.cloudflare.com/cdn-cgi/trace || true)
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CF_COLO=$(echo "${CF_TRACE}" | grep "colo=" | cut -d'=' -f2 || echo "UNKNOWN")
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echo -e "  - 物理落地机房代码 (colo): ${CYAN}${CF_COLO}${NC}"
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if [ "${CF_COLO}" == "HKG" ]; then
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    echo -e "${RED}[FATAL] 致命暗坑: 数据包被 Anycast 路由牵引至中国香港机房 (HKG PoP)！${NC}"
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    echo -e "${RED}底层原因: 即使你的 IP 显示为其他国家，物理交割在香港，必然触发严格 WAF 拦截！${NC}"
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elif [[ "${CF_COLO}" =~ ^(NRT|KIX|SJC|LAX|SEA|ORD|IAD|LHR|FRA)$ ]]; then
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    echo -e "${GREEN}[PASS] 物理入网机房 (${CF_COLO}) 属于主流合规骨干节点，无绕路风险！${NC}"
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else
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    echo -e "${YELLOW}[INFO] 当前接入机房为 ${CF_COLO}，请注意观察是否偶发验证码挑战。${NC}"
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fi
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echo ""
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# 3. 探测 perplexity.ai 主站响应与 WAF 拦截状态
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echo -e "${YELLOW}[3/4] 正在探测 perplexity.ai 主站接入与 5 秒盾状态...${NC}"
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PPLX_HTTP=$(curl -s -o /dev/null -w "%{http_code}" --max-time 10 -x "${PROXY_ADDR}" \
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    -H "User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36" \
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    https://www.perplexity.ai/ || true)
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echo -e "  - perplexity.ai 响应状态码: ${GREEN}${PPLX_HTTP}${NC}"
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if [ "${PPLX_HTTP}" == "200" ]; then
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    echo -e "${GREEN}[PASS] 主站访问顺畅，未触发 5 秒盾或 403 阻断！${NC}"
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elif [ "${PPLX_HTTP}" == "403" ]; then
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    echo -e "${RED}[FAIL] 触发 Cloudflare 403 / 1020 阻断！当前节点 IP 威胁评分过高！${NC}"
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elif [ "${PPLX_HTTP}" == "503" ]; then
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    echo -e "${YELLOW}[WARN] 触发 Cloudflare 5秒盾挑战页面，请核验浏览器指纹纯净度。${NC}"
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else
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    echo -e "${YELLOW}[WARN] 响应状态码异常 (${PPLX_HTTP})，请核对代理客户端分流规则。${NC}"
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fi
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echo ""
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# 4. 探测底层 API 网关连通性
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echo -e "${YELLOW}[4/4] 正在探测 api.perplexity.ai 核心服务集群...${NC}"
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API_HTTP=$(curl -s -o /dev/null -w "%{http_code}" --max-time 10 -x "${PROXY_ADDR}" \
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    https://api.perplexity.ai/ || true)
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echo -e "  - API 网关响应码: ${GREEN}${API_HTTP}${NC}"
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if [ "${API_HTTP}" == "404" ] || [ "${API_HTTP}" == "200" ] || [ "${API_HTTP}" == "401" ]; then
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    echo -e "${GREEN}[PASS] 后端核心推理与检索数据总线握手顺畅！${NC}"
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else
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    echo -e "${YELLOW}[WARN] API 端点响应异常 (${API_HTTP})。${NC}"
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fi
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echo -e "\n${BLUE}====================================================================${NC}"
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echo -e "${GREEN}体检流程结束！请根据上述诊断结果完善代理客户端规则。${NC}"
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echo -e "${BLUE}====================================================================${NC}"

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# ==============================================================================
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# Perplexity AI 专属生产级高可用分流规则配置
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# 适用客户端: Mihomo (Clash.Meta) / Clash Verge Rev
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# 核心特性: 严密覆盖 perplexity.ai 全系资产，锁定合规出口，放行 SSE 长连接
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# ==============================================================================
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mixed-port: 7890
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allow-lan: false
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mode: rule
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log-level: info
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ipv6: false
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dns:
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  enable: true
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  listen: 0.0.0.0:1053
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  enhanced-mode: fake-ip
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  fake-ip-range: 198.18.0.1/16
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  nameserver:
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    - 8.8.8.8
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    - 1.1.1.1
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  fallback:
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    - https://dns.google/dns-query
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    - https://1.1.1.1/dns-query
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proxies:
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  # 优选美西加州/俄勒冈免税州原生住宅 IP 或日本东京纯直连专线
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  - name: "Perplexity-US-Dedicated"
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    type: ss
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    server: us-clean.example.com
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    port: 443
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    cipher: 2022-blake3-aes-128-gcm
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    password: "YourStrongPasswordHere"
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    udp: true
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  - name: "Perplexity-JP-Fast"
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    type: ss
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    server: jp-clean.example.com
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    port: 443
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    cipher: 2022-blake3-aes-128-gcm
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    password: "YourStrongPasswordHere"
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    udp: true
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proxy-groups:
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  # 专属策略组: 统一绑定单一合规出口，严禁高频轮询打乱 Cloudflare 会话
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  - name: "Perplexity-AI"
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    type: select
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    proxies:
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      - "Perplexity-US-Dedicated"
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      - "Perplexity-JP-Fast"
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  - name: "Default-Group"
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    type: select
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    proxies:
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      - DIRECT
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      - "Perplexity-US-Dedicated"
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rules:
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  # ==========================================================
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  # 1. Perplexity AI 核心主站与全系检索 API (白屏与转圈核心项)
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  # ==========================================================
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  - DOMAIN-SUFFIX,perplexity.ai,Perplexity-AI
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  - DOMAIN-KEYWORD,perplexity,Perplexity-AI
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  - DOMAIN-SUFFIX,pplx-api.perplexity.ai,Perplexity-AI
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  # ==========================================================
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  # 2. 第三方登录凭据交换与 OAuth 鉴权网关
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  # ==========================================================
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  - DOMAIN-SUFFIX,accounts.google.com,Perplexity-AI
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  - DOMAIN-SUFFIX,appleid.apple.com,Perplexity-AI
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  - DOMAIN-SUFFIX,auth0.com,Perplexity-AI
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  # ==========================================================
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  # 3. 基础设施、Cloudflare 安全网关与支付中心
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  # ==========================================================
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  - DOMAIN-SUFFIX,challenges.cloudflare.com,Perplexity-AI
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  - DOMAIN-SUFFIX,turnstile.cloudflare.com,Perplexity-AI
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  - DOMAIN-SUFFIX,stripe.com,Perplexity-AI
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  # 基础规则
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  - GEOIP,CN,DIRECT
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  - MATCH,Default-Group

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import sys
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import time
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import requests
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def test_perplexity_streaming_pipeline(proxy_url: str = "http://127.0.0.1:7890"):
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    """
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    测试通过代理访问 Perplexity 核心长连接接口的端到端保活稳定性与流式吞吐能力
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    """
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    proxies = {"http": proxy_url, "https": proxy_url}
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    headers = {
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        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36",
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        "Accept": "text/event-stream",
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        "Cache-Control": "no-cache",
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        "Pragma": "no-cache"
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    }
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    test_target = "https://www.perplexity.ai/"
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    print("================================================================")
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    print("      Perplexity AI 流式长连接通道 (SSE) 端到端稳定性探测工具    ")
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    print("================================================================")
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    print(f"指定测试代理: {proxy_url}")
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    print(f"目标主站端点: {test_target}\n")
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    try:
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        start_time = time.time()
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        print("正在发起带有流式监听标头的握手请求...")
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        with requests.get(test_target, headers=headers, proxies=proxies, stream=True, timeout=15) as response:
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            connect_cost = int((time.time() - start_time) * 1000)
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            print(f"HTTP 握手成功！响应状态码: {response.status_code} (耗时: {connect_cost} ms)")
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            if response.status_code == 200:
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                print("[PASS] 基础网络通道具备完整的长连接握手与流式传输能力！")
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                print("若网页端仍然卡死，问题 100% 局限在浏览器插件干扰或账户本地 Cookie 损坏。")
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            elif response.status_code in [403, 503]:
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                print(f"[FAIL] 状态码异常 ({response.status_code}): 触发了 Cloudflare 拦截屏障！")
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                print("底层原因: 节点出口 IP 信誉评分过低，必须更换纯净节点。")
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            else:
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                print(f"[WARN] 收到非典型响应码: {response.status_code}")
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    except requests.exceptions.Timeout:
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        print("[FATAL] 连接超时！代理客户端对长连接空闲保持时间过短，已被中间路由掐断！")
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    except Exception as e:
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        print(f"[FATAL] 网络链路发生异常: {str(e)}")
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if __name__ == "__main__":
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    test_perplexity_streaming_pipeline()

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import time
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import requests
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def test_model_routing_health(api_key: str = "YOUR_PERPLEXITY_API_KEY", proxy_url: str = "http://127.0.0.1:7890"):
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    """
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    通过 Perplexity 官方兼容 API 探测各主流基础大模型后端的连通性与响应延迟
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    """
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    proxies = {"http": proxy_url, "https": proxy_url}
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    headers = {
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        "Authorization": f"Bearer {api_key}",
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        "Content-Type": "application/json",
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        "Accept": "application/json"
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    }
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    test_models = [
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        "sonar",
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        "sonar-pro",
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        "sonar-reasoning"
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    ]
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    print("================================================================")
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    print("      Perplexity AI 基础大模型后端路由可用性自动化探测工具      ")
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    print("================================================================")
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    print(f"指定测试代理: {proxy_url}\n")
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    api_endpoint = "https://api.perplexity.ai/chat/completions"
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    for model in test_models:
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        payload = {
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            "model": model,
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            "messages": [{"role": "user", "content": "Ping"}],
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            "max_tokens": 10
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        }
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        print(f"正在探测模型 [{model}] 的网关调度状态...")
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        try:
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            start_t = time.time()
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            res = requests.post(api_endpoint, json=payload, headers=headers, proxies=proxies, timeout=15)
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            cost_ms = int((time.time() - start_t) * 1000)
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            if res.status_code == 200:
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                print(f"  -> [PASS] 模型 [{model}] 响应正常！耗时: {cost_ms} ms")
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            elif res.status_code == 401:
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                print(f"  -> [AUTH_FAIL] 凭据无效 (401)，请核验 API 密钥或账户权限。")
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                break
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            elif res.status_code in [403, 503]:
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                print(f"  -> [BLOCKED] 模型 [{model}] 触发 WAF / 地缘拦截 ({res.status_code})！")
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            else:
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                print(f"  -> [WARN] 模型 [{model}] 返回异常状态码: {res.status_code}")
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        except requests.exceptions.Timeout:
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            print(f"  -> [TIMEOUT] 模型 [{model}] 请求超时，长连接已被中间网关断开！")
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        except Exception as e:
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            print(f"  -> [ERROR] 请求执行异常: {str(e)}")
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        time.sleep(1.0)
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    print("\n----------------------------------------------------------------")
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    print("模型路由体检完毕！若轻量模型可用而高级模型超时，属于算力拥塞或长连接保持问题。")
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    print("----------------------------------------------------------------")
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if __name__ == "__main__":
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    test_model_routing_health()