Greasy Fork

Greasy Fork is available in English.

CDN & Server Info Displayer Enhanced (增强版CDN及服务器信息显示)

Fixed cache status parsing for Tencent Cloud CDN. 更智能的检测,修正了腾讯云CDN的缓存状态解析。

当前为 2025-06-11 提交的版本,查看 最新版本

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name         CDN & Server Info Displayer Enhanced (增强版CDN及服务器信息显示)
// @namespace    http://tampermonkey.net/
// @version      2025.06.11.14
// @description  Fixed cache status parsing for Tencent Cloud CDN. 更智能的检测,修正了腾讯云CDN的缓存状态解析。
// @author       Claude (Enhanced by AI)
// @license      MIT
// @match        *://*/*
// @grant        GM_addStyle
// @run-at       document-end
// ==/UserScript==

(function() {
    'use strict';

    // --- 配置项 ---
    const config = {
        initialPosition: { bottom: '15px', right: '15px' },
        panelBgColor: 'rgba(44, 62, 80, 0.95)',
        panelTextColor: '#ffffff',
        borderColor: '#3498db',
        opacity: '0.9',
        animationDuration: '0.3s',
        minWindowSize: { width: 400, height: 300 },
        excludePatterns: [
            /pay(pal|ment)/i, /checkout/i, /billing/i,
            /login/i, /signin/i, /auth/i, /oauth/i,
            /ads/i, /advertisement/i, /doubleclick/i,
            /facebook\.com\/plugins/i, /twitter\.com\/widgets/i,
            /widget/i, /embed/i, /popup/i, /modal/i
        ]
    };

    // --- CDN 服务商检测规则 ---
    const cdnProviders = {
        'Cloudflare': {
            headers: ['cf-ray', 'cf-cache-status', 'cf-request-id'],
            serverHeaders: ['cloudflare'],
            priority: 10,
            getInfo: (headers) => ({
                provider: 'Cloudflare',
                cache: headers.get('cf-cache-status')?.toUpperCase() || 'N/A',
                pop: headers.get('cf-ray')?.slice(-3).toUpperCase() || 'N/A',
                extra: `Ray ID: ${headers.get('cf-ray') || 'N/A'}`
            })
        },
        'Tencent EdgeOne': {
            serverHeaders: ['TencentEdgeOne'],
            headers: ['eo-cache-status', 'eo-log-uuid'],
            priority: 10,
            getInfo: (headers) => ({
                provider: 'Tencent EdgeOne',
                cache: headers.get('eo-cache-status')?.toUpperCase() || 'N/A',
                pop: 'N/A',
                extra: `Log-UUID: ${headers.get('eo-log-uuid') || 'N/A'}`
            })
        },
        'Fastly': {
            headers: ['x-fastly-request-id', 'x-served-by', 'fastly-debug-digest'],
            priority: 9,
            getInfo: (headers) => ({
                provider: 'Fastly',
                cache: headers.get('x-cache')?.split(',')[0].toUpperCase() || 'N/A',
                pop: headers.get('x-served-by')?.split('-')[0] || 'N/A',
                extra: `ReqID: ${headers.get('x-fastly-request-id') || 'N/A'}`
            })
        },
        'AWS CloudFront': {
            headers: ['x-amz-cf-pop', 'x-amz-cf-id'],
            priority: 9,
            getInfo: (headers) => ({
                provider: 'AWS CloudFront',
                cache: headers.get('x-cache')?.split(' from ')[0].toUpperCase() || 'N/A',
                pop: headers.get('x-amz-cf-pop') || 'N/A',
                extra: `CF ID: ${headers.get('x-amz-cf-id') || 'N/A'}`
            })
        },
        'Qiniu CDN': {
            headers: ['x-qiniu-zone', 'x-qnm-cache', 'x-m-log'],
            priority: 9,
            getInfo: (headers) => ({
                provider: 'Qiniu CDN',
                cache: headers.get('x-qnm-cache')?.toUpperCase() || headers.get('x-cache')?.split(' ')[0].toUpperCase() || 'N/A',
                pop: `Zone ${headers.get('x-qiniu-zone') || 'N/A'}`,
                extra: `ReqID: ${headers.get('x-reqid') || 'N/A'}`
            })
        },
        'Alibaba Cloud CDN': {
            headers: ['ali-swift-global-savetime', 'eagleid', 'x-cache-remote', 'x-swift-cachetime'],
            serverHeaders: ['tengine', 'alicdn'],
            priority: 9,
            getInfo: (headers) => {
                let cacheStatus = 'N/A';
                if (headers.get('x-cache-remote')?.includes('HIT')) cacheStatus = 'HIT';
                else if (headers.get('x-cache-remote')?.includes('MISS')) cacheStatus = 'MISS';
                else if (headers.get('x-swift-cachetime')) cacheStatus = 'HIT';
                let pop = 'N/A';
                const eagleId = headers.get('eagleid');
                if (eagleId) {
                    const popMatch = eagleId.match(/(\w{2,3})-/);
                    pop = popMatch ? popMatch[1].toUpperCase() : 'N/A';
                }
                return {
                    provider: 'Alibaba Cloud CDN',
                    cache: cacheStatus, pop: pop,
                    extra: headers.get('ali-swift-global-savetime') ? 'Global acceleration' : null
                };
            }
        },
        'Tencent Cloud CDN': {
            headers: ['x-cache-lookup', 'x-nws-log-uuid', 'x-cache-remote'],
            serverHeaders: ['nws', 'tencent'],
            priority: 9,
            getInfo: (headers) => ({
                provider: 'Tencent Cloud CDN',
                // [修正] 不再分割字符串,直接读取完整状态
                cache: headers.get('x-cache-lookup')?.toUpperCase() || 'N/A',
                pop: headers.get('x-nws-log-uuid') ? 'Available' : 'N/A',
                extra: null
            })
        },
        'Akamai': {
            headers: ['x-akamai-transformed', 'x-check-cacheable', 'x-cache-key'],
            priority: 9,
            getInfo: (headers) => ({
                provider: 'Akamai',
                cache: (headers.get('x-check-cacheable') || headers.get('x-cache'))?.toUpperCase() || 'N/A',
                pop: 'N/A',
                extra: headers.get('x-akamai-transformed') ? 'Content transformed' : null
            })
        },
        'QUIC.cloud': {
            headers: ['x-qc-cache', 'x-qc-pop', 'x-litespeed-cache'],
            serverHeaders: ['litespeed'],
            priority: 8,
            getInfo: (headers) => ({
                provider: 'QUIC.cloud',
                cache: (headers.get('x-qc-cache') || headers.get('x-litespeed-cache'))?.toUpperCase() || 'N/A',
                pop: headers.get('x-qc-pop')?.toUpperCase() || 'N/A',
                extra: null
            })
        },
        'Vercel Edge Network': {
            headers: ['x-vercel-id', 'x-vercel-cache'],
            priority: 8,
            getInfo: (headers) => {
                let pop = 'N/A';
                const vercelId = headers.get('x-vercel-id');
                if (vercelId) {
                    const parts = vercelId.split('::');
                    if (parts.length > 1) pop = parts[1].split('-')[0].toUpperCase();
                }
                return {
                    provider: 'Vercel Edge Network',
                    cache: headers.get('x-vercel-cache')?.toUpperCase() || 'N/A',
                    pop: pop, extra: null
                };
            }
        },
        // ... 其他CDN规则 ...
    };

    function parseInfo(headers) {
        const lowerCaseHeaders = new Map();
        for (const [key, value] of headers.entries()) {
            lowerCaseHeaders.set(key.toLowerCase(), value);
        }

        let detectedProviders = [];
        for (const [cdnName, cdn] of Object.entries(cdnProviders)) {
            let isMatch = false;
            if (cdn.serverHeaders) {
                const serverHeader = lowerCaseHeaders.get('server') || '';
                if (cdn.serverHeaders.some(server => serverHeader.toLowerCase().includes(server.toLowerCase()))) isMatch = true;
            }
            if (!isMatch && cdn.headers?.some(header => lowerCaseHeaders.has(header.toLowerCase()))) isMatch = true;
            if (!isMatch && cdn.check && cdn.check(lowerCaseHeaders)) isMatch = true;

            if (isMatch) {
                detectedProviders.push({ ...cdn.getInfo(lowerCaseHeaders), priority: cdn.priority || 5 });
            }
        }

        if (detectedProviders.length > 0) {
            detectedProviders.sort((a, b) => b.priority - a.priority);
            return detectedProviders[0];
        }

        const server = lowerCaseHeaders.get('server');
        const xCache = lowerCaseHeaders.get('x-cache');
        const via = lowerCaseHeaders.get('via');
        if (server || xCache || via) {
            return {
                provider: server || 'Unknown Server',
                cache: xCache?.split(' ')[0].toUpperCase() || 'N/A',
                pop: via ? 'Proxy detected' : 'N/A',
                extra: via ? `Via: ${via}` : null
            };
        }
        return { provider: 'Direct Connection', cache: 'N/A', pop: 'N/A', extra: 'No CDN detected' };
    }

    function addStyles() {
        GM_addStyle(`
            #cdn-info-panel-enhanced {
                position: fixed; z-index: 99999; padding: 12px 16px; border-radius: 12px;
                font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; font-size: 13px;
                color: ${config.panelTextColor}; background: ${config.panelBgColor}; backdrop-filter: blur(10px);
                border: 1px solid ${config.borderColor}; box-shadow: 0 8px 32px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.1);
                cursor: move; user-select: none; transition: opacity ${config.animationDuration}, transform ${config.animationDuration};
                opacity: ${config.opacity}; transform: scale(1); min-width: 220px;
            }
            #cdn-info-panel-enhanced:hover { opacity: 1; transform: scale(1.02); }
            #cdn-info-panel-enhanced .panel-header { font-weight: 600; font-size: 14px; margin-bottom: 8px; color: ${config.borderColor}; text-align: center; border-bottom: 1px solid rgba(52, 152, 219, 0.3); padding-bottom: 6px; }
            #cdn-info-panel-enhanced .info-line { display: flex; justify-content: space-between; align-items: center; margin: 6px 0; padding: 2px 0; }
            #cdn-info-panel-enhanced .info-label { font-weight: 500; color: #a9cce3; font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
            #cdn-info-panel-enhanced .info-value { font-weight: 600; color: #ffffff; max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-align: right; }
            #cdn-info-panel-enhanced .extra-info { font-size: 11px; color: #95a5a6; font-style: italic; text-align: center; margin-top: 8px; padding-top: 6px; border-top: 1px solid rgba(149, 165, 166, 0.2); word-break: break-all; }
            #cdn-info-panel-enhanced .cache-HIT { color: #2ecc71 !important; }
            #cdn-info-panel-enhanced .cache-MISS { color: #e74c3c !important; }
            #cdn-info-panel-enhanced .close-btn { position: absolute; top: -8px; right: -8px; width: 20px; height: 20px; border-radius: 50%; background: #e74c3c; color: white; border: none; cursor: pointer; font-size: 12px; display: none; align-items: center; justify-content: center; transition: all 0.2s; }
            #cdn-info-panel-enhanced:hover .close-btn { display: flex; }
            #cdn-info-panel-enhanced .close-btn:hover { background: #c0392b; transform: scale(1.1); }
        `);
    }

    function createDisplayPanel(info) {
        if (!info || document.getElementById('cdn-info-panel-enhanced')) return;
        addStyles();
        const panel = document.createElement('div');
        panel.id = 'cdn-info-panel-enhanced';
        const cacheStatus = info.cache.toUpperCase();
        const cacheClass = cacheStatus.includes('HIT') ? 'cache-HIT' : (cacheStatus.includes('MISS') ? 'cache-MISS' : '');
        const providerLabel = info.provider.includes('CDN') || info.provider.includes('Cloud') || info.provider.includes('Edge') ? 'CDN' : 'Server';
        panel.innerHTML = `
            <button class="close-btn" title="Close" onclick="this.parentElement.remove()">×</button>
            <div class="panel-header">CDN & Server Info</div>
            <div class="info-line">
                <span class="info-label">${providerLabel}</span>
                <span class="info-value" title="${info.provider}">${info.provider}</span>
            </div>
            <div class="info-line">
                <span class="info-label">Cache</span>
                <span class="info-value ${cacheClass}">${info.cache}</span>
            </div>
            <div class="info-line">
                <span class="info-label">POP</span>
                <span class="info-value" title="${info.pop}">${info.pop}</span>
            </div>
            ${info.extra ? `<div class="extra-info">${info.extra}</div>` : ''}
        `;
        Object.assign(panel.style, config.initialPosition);
        document.body.appendChild(panel);
        makeDraggable(panel);
    }

    function makeDraggable(element) {
        let isDragging = false, startX = 0, startY = 0, elementX = 0, elementY = 0;
        element.addEventListener('mousedown', dragStart);
        function dragStart(e) {
            if (e.target.classList.contains('close-btn')) return;
            isDragging = true; startX = e.clientX; startY = e.clientY;
            const rect = element.getBoundingClientRect(); elementX = rect.left; elementY = rect.top;
            element.style.transition = 'none';
            document.addEventListener('mousemove', drag); document.addEventListener('mouseup', dragEnd);
        }
        function drag(e) {
            if (!isDragging) return;
            const newX = elementX + e.clientX - startX; const newY = elementY + e.clientY - startY;
            const maxX = window.innerWidth - element.offsetWidth; const maxY = window.innerHeight - element.offsetHeight;
            element.style.left = `${Math.max(0, Math.min(newX, maxX))}px`;
            element.style.top = `${Math.max(0, Math.min(newY, maxY))}px`;
            element.style.right = 'auto'; element.style.bottom = 'auto';
        }
        function dragEnd() {
            isDragging = false;
            element.style.transition = `opacity ${config.animationDuration}, transform ${config.animationDuration}`;
            document.removeEventListener('mousemove', drag); document.removeEventListener('mouseup', dragEnd);
        }
    }

    function isElementVisible(el) {
        if (!el) return false;
        const rect = el.getBoundingClientRect();
        return (rect.width > 1 && rect.height > 1 && getComputedStyle(el).visibility !== 'hidden' && getComputedStyle(el).display !== 'none');
    }

    function shouldShowPanel() {
        if (window !== window.top && (window.innerWidth < config.minWindowSize.width || window.innerHeight < config.minWindowSize.height)) {
            console.log(`[CDN Detector] Iframe too small, skipping.`); return false;
        }
        const url = window.location.href.toLowerCase();
        for (const pattern of config.excludePatterns) {
            if (pattern.test(url)) {
                console.log(`[CDN Detector] URL matches exclude pattern: ${pattern}, skipping.`); return false;
            }
        }
        const captchaSelectors = {
            strict: [/challenge/i, /verify/i, /security check/i],
            lenient: ['[id*="captcha"]', '[class*="captcha"]', '[id*="recaptcha"]', '[class*="recaptcha"]', '[id*="hcaptcha"]', '[class*="hcaptcha"]', '[class*="cf-turnstile"]', '[id*="turnstile"]']
        };
        const pageTitle = document.title.toLowerCase();
        for (const pattern of captchaSelectors.strict) {
             if (pattern.test(pageTitle)) {
                console.log(`[CDN Detector] Page title indicates a challenge page: ${pattern}, skipping.`); return false;
            }
        }
        for (const selector of captchaSelectors.lenient) {
            const element = document.querySelector(selector);
            if (element && isElementVisible(element)) {
                console.log(`[CDN Detector] Found a VISIBLE captcha element: ${selector}, skipping.`); return false;
            }
        }
        const excludeDomains = ['accounts.google.com', 'login.microsoftonline.com', 'challenges.cloudflare.com'];
        const hostname = window.location.hostname.toLowerCase();
        for (const domain of excludeDomains) {
            if (hostname.includes(domain)) {
                console.log(`[CDN Detector] Excluded domain detected: ${domain}, skipping.`); return false;
            }
        }
        return true;
    }

    async function main() {
        if (document.readyState !== "complete") {
            await new Promise(resolve => { window.addEventListener("load", resolve); });
        }
        if (!shouldShowPanel()) {
            return;
        }
        try {
            const response = await fetch(window.location.href, { method: 'HEAD', cache: 'no-cache', redirect: 'follow' });
            const info = parseInfo(response.headers);
            console.log('[CDN Detector] Result:', info);
            createDisplayPanel(info);
        } catch (error) {
            console.warn('[CDN Detector] Failed to fetch headers (CORS or network issue):', error.message);
            createDisplayPanel({
                provider: 'Detection Limited',
                cache: 'N/A', pop: 'N/A',
                extra: 'CORS policy blocked analysis'
            });
        }
    }

    main().catch(error => {
        console.error('[CDN Detector] Initialization failed:', error);
    });

})();