cloudflare 加速 docker

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低调做事

按需指导

天命人(destiny-man)

请自备账号密码

右边菜单选择 【Workers 和 Pages】

Workers 和 Pages

选择 【创建】

创建

选择 【Workers】 后，点击【创建 Worker】

创建 Worker

选择 【部署】

给 Worker 命名你喜欢的名称，比如：destiny-man , 选择 【部署】

选择部署

部署中

  • 成功后 , 选择 【编辑代码】

编辑代码并部署

编辑代码

  • 清空自带内容

  • 把以下代码拷贝，修改后粘贴,并部署

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// _worker.js

// Docker镜像仓库主机地址
let hub_host = 'registry-1.docker.io';
// Docker认证服务器地址
const auth_url = 'https://auth.docker.io';

let 屏蔽爬虫UA = ['netcraft'];

// 根据主机名选择对应的上游地址
function routeByHosts(host) {
	// 定义路由表
	const routes = {
		// 生产环境
		"quay": "quay.io",
		"gcr": "gcr.io",
		"k8s-gcr": "k8s.gcr.io",
		"k8s": "registry.k8s.io",
		"ghcr": "ghcr.io",
		"cloudsmith": "docker.cloudsmith.io",
		"nvcr": "nvcr.io",

		// 测试环境
		"test": "registry-1.docker.io",
	};

	if (host in routes) return [routes[host], false];
	else return [hub_host, true];
}

/** @type {RequestInit} */
const PREFLIGHT_INIT = {
	// 预检请求配置
	headers: new Headers({
		'access-control-allow-origin': '*', // 允许所有来源
		'access-control-allow-methods': 'GET,POST,PUT,PATCH,TRACE,DELETE,HEAD,OPTIONS', // 允许的HTTP方法
		'access-control-max-age': '1728000', // 预检请求的缓存时间
	}),
}

/**
 * 构造响应
 * @param {any} body 响应体
 * @param {number} status 响应状态码
 * @param {Object<string, string>} headers 响应头
 */
function makeRes(body, status = 200, headers = {}) {
	headers['access-control-allow-origin'] = '*' // 允许所有来源
	return new Response(body, { status, headers }) // 返回新构造的响应
}

/**
 * 构造新的URL对象
 * @param {string} urlStr URL字符串
 * @param {string} base URL base
 */
function newUrl(urlStr, base) {
	try {
		console.log(`Constructing new URL object with path ${urlStr} and base ${base}`);
		return new URL(urlStr, base); // 尝试构造新的URL对象
	} catch (err) {
		console.error(err);
		return null // 构造失败返回null
	}
}

async function nginx() {
	const text = `
	<!DOCTYPE html>
	<html>
	<head>
	<title>Welcome to nginx!</title>
	<style>
		body {
			width: 35em;
			margin: 0 auto;
			font-family: Tahoma, Verdana, Arial, sans-serif;
		}
	</style>
	</head>
	<body>
	<h1>Welcome to nginx!</h1>
	<p>If you see this page, the nginx web server is successfully installed and
	working. Further configuration is required.</p>
	
	<p>For online documentation and support please refer to
	<a href="http://nginx.org/">nginx.org</a>.<br/>
	Commercial support is available at
	<a href="http://nginx.com/">nginx.com</a>.</p>
	
	<p><em>Thank you for using nginx.</em></p>
	</body>
	</html>
	`
	return text;
}

async function searchInterface() {
	const html = `
	<!DOCTYPE html>
	<html>
	<head>
		<title>Docker Hub 镜像搜索</title>
		<meta charset="UTF-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0">
		<style>
		:root {
			--github-color: #f0f6fc;
			--githubbj-color: #010409;
		}
		
		* {
			box-sizing: border-box;
			margin: 0;
			padding: 0;
		}

		body {
			font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
			display: flex;
			flex-direction: column;
			justify-content: center; // 新增
			align-items: center;
			min-height: 100vh;
			margin: 0;
			background: linear-gradient(120deg, #1a90ff 0%, #003eb3 100%);
			padding: 20px;
		}

		.container {
			text-align: center;
			width: 100%;
			max-width: 800px;
			padding: 0 20px;
			margin: 0 auto; // 修改
			display: flex; // 新增
			flex-direction: column; // 新增
			justify-content: center; // 新增
			min-height: 70vh; // 新增
		}

		.github-corner {
			position: fixed;
			top: 0;
			right: 0;
			z-index: 999;
		}

		.github-corner svg {
			fill: var(githubbj-color);
			color: var(--github-color);
			position: absolute;
			top: 0;
			border: 0;
			right: 0;
			width: 80px;
			height: 80px;
		}

		.github-corner a,
		.github-corner a:visited {
		color: var(--github-color) !important;
		}

		.github-corner a,
		.github-corner a:visited {
		color: transparent !important;
		text-decoration: none !important;
		}

		.github-corner .octo-body,
		.github-corner .octo-arm {
		fill: var(--github-color) !important;
		}

		.github-corner:hover .octo-arm {
			animation: octocat-wave 560ms ease-in-out;
		}
			
		@keyframes octocat-wave {
			0%, 100% {
				transform: rotate(0);
			}
			20%, 60% {
				transform: rotate(-25deg);
			}
			40%, 80% {
				transform: rotate(10deg);
			}
		}

		.logo {
			margin-bottom: 30px;
			transition: transform 0.3s ease;
		}
		.logo:hover {
			transform: scale(1.05);
		}
		.title {
			color: white;
			font-size: 2em;
			margin-bottom: 10px;
			text-shadow: 0 2px 4px rgba(0,0,0,0.1);
		}
		.subtitle {
			color: rgba(255,255,255,0.9);
			font-size: 1.1em;
			margin-bottom: 30px;
		}
		.search-container {
			display: flex;
			align-items: stretch;
			width: 100%;
			max-width: 600px;
			margin: 0 auto;
			height: 50px;
		}
		#search-input {
			flex: 1;
			padding: 15px 20px;
			font-size: 16px;
			border: none;
			border-radius: 8px 0 0 8px;
			outline: none;
			box-shadow: 0 2px 6px rgba(0,0,0,0.1);
			transition: all 0.3s ease;
		}
		#search-input {
			flex: 1;
			padding: 0 20px;
			font-size: 16px;
			border: none;
			border-radius: 8px 0 0 8px;
			outline: none;
			box-shadow: 0 2px 6px rgba(0,0,0,0.1);
			transition: all 0.3s ease;
			height: 100%;
		}
		#search-button {
			padding: 0 25px;
			background-color: #0066ff;
			border: none;
			border-radius: 0 8px 8px 0;
			cursor: pointer;
			transition: all 0.3s ease;
			height: 100%;
			display: flex;
			align-items: center;
			justify-content: center;
		}
		#search-button:hover {
			background-color: #0052cc;
			transform: translateY(-1px);
		}
		#search-button svg {
			width: 24px;
			height: 24px;
		}
		.tips {
			color: rgba(255,255,255,0.8);
			margin-top: 20px;
			font-size: 0.9em;
		}
		@media (max-width: 480px) {
			.container {
				padding: 0 15px;
				min-height: 60vh; // 新增
			}
			.github-corner svg {
				width: 60px;
				height: 60px;
			}
			.github-corner:hover .octo-arm {
				animation: none;
			}
			.github-corner .octo-arm {
				animation: octocat-wave 560ms ease-in-out;
			}
			.search-container {
				height: 45px;
			}
			
			#search-input {
				padding: 0 15px;
			}
			
			#search-button {
				padding: 0 20px;
			}
		}
		</style>
	</head>
	<body>
		<a href="https://github.com/cmliu/CF-Workers-docker.io" target="_blank" class="github-corner" aria-label="View source on Github">
			<svg viewBox="0 0 250 250" aria-hidden="true">
				<path d="M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z"></path>
				<path d="M128.3,109.0 C113.8,99.7 119.0,89.6 119.0,89.6 C122.0,82.7 120.5,78.6 120.5,78.6 C119.2,72.0 123.4,76.3 123.4,76.3 C127.3,80.9 125.5,87.3 125.5,87.3 C122.9,97.6 130.6,101.9 134.4,103.2" fill="currentColor" style="transform-origin: 130px 106px;" class="octo-arm"></path>
				<path d="M115.0,115.0 C114.9,115.1 118.7,116.5 119.8,115.4 L133.7,101.6 C136.9,99.2 139.9,98.4 142.2,98.6 C133.8,88.0 127.5,74.4 143.8,58.0 C148.5,53.4 154.0,51.2 159.7,51.0 C160.3,49.4 163.2,43.6 171.4,40.1 C171.4,40.1 176.1,42.5 178.8,56.2 C183.1,58.6 187.2,61.8 190.9,65.4 C194.5,69.0 197.7,73.2 200.1,77.6 C213.8,80.2 216.3,84.9 216.3,84.9 C212.7,93.1 206.9,96.0 205.4,96.6 C205.1,102.4 203.0,107.8 198.3,112.5 C181.9,128.9 168.3,122.5 157.7,114.1 C157.9,116.9 156.7,120.9 152.7,124.9 L141.0,136.5 C139.8,137.7 141.6,141.9 141.8,141.8 Z" fill="currentColor" class="octo-body"></path>
			</svg>
		</a>
		<div class="container">
			<div class="logo">
				<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 18" fill="#ffffff" width="120" height="90">
					<path d="M23.763 6.886c-.065-.053-.673-.512-1.954-.512-.32 0-.659.03-1.01.087-.248-1.703-1.651-2.533-1.716-2.57l-.345-.2-.227.328a4.596 4.596 0 0 0-.611 1.433c-.23.972-.09 1.884.403 2.666-.596.331-1.546.418-1.744.42H.752a.753.753 0 0 0-.75.749c-.007 1.456.233 2.864.692 4.07.545 1.43 1.355 2.483 2.409 3.13 1.181.725 3.104 1.14 5.276 1.14 1.016 0 2.03-.092 2.93-.266 1.417-.273 2.705-.742 3.826-1.391a10.497 10.497 0 0 0 2.61-2.14c1.252-1.42 1.998-3.005 2.553-4.408.075.003.148.005.221.005 1.371 0 2.215-.55 2.68-1.01.505-.5.685-.998.704-1.053L24 7.076l-.237-.19Z"></path>
					<path d="M2.216 8.075h2.119a.186.186 0 0 0 .185-.186V6a.186.186 0 0 0-.185-.186H2.216A.186.186 0 0 0 2.031 6v1.89c0 .103.083.186.185.186Zm2.92 0h2.118a.185.185 0 0 0 .185-.186V6a.185.185 0 0 0-.185-.186H5.136A.185.185 0 0 0 4.95 6v1.89c0 .103.083.186.186.186Zm2.964 0h2.118a.186.186 0 0 0 .185-.186V6a.186.186 0 0 0-.185-.186H8.1A.185.185 0 0 0 7.914 6v1.89c0 .103.083.186.186.186Zm2.928 0h2.119a.185.185 0 0 0 .185-.186V6a.185.185 0 0 0-.185-.186h-2.119a.186.186 0 0 0-.185.186v1.89c0 .103.083.186.185.186Zm-5.892-2.72h2.118a.185.185 0 0 0 .185-.186V3.28a.186.186 0 0 0-.185-.186H5.136a.186.186 0 0 0-.186.186v1.89c0 .103.083.186.186.186Zm2.964 0h2.118a.186.186 0 0 0 .185-.186V3.28a.186.186 0 0 0-.185-.186H8.1a.186.186 0 0 0-.186.186v1.89c0 .103.083.186.186.186Zm2.928 0h2.119a.185.185 0 0 0 .185-.186V3.28a.186.186 0 0 0-.185-.186h-2.119a.186.186 0 0 0-.185.186v1.89c0 .103.083.186.185.186Zm0-2.72h2.119a.186.186 0 0 0 .185-.186V.56a.185.185 0 0 0-.185-.186h-2.119a.186.186 0 0 0-.185.186v1.89c0 .103.083.186.185.186Zm2.955 5.44h2.118a.185.185 0 0 0 .186-.186V6a.185.185 0 0 0-.186-.186h-2.118a.185.185 0 0 0-.185.186v1.89c0 .103.083.186.185.186Z"></path>
				</svg>
			</div>
			<h1 class="title">Docker Hub 镜像搜索</h1>
			<p class="subtitle">快速查找、下载和部署 Docker 容器镜像</p>
			<div class="search-container">
				<input type="text" id="search-input" placeholder="输入关键词搜索镜像，如: nginx, mysql, redis...">
				<button id="search-button" title="搜索">
					<svg focusable="false" aria-hidden="true" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
						<path d="M21 21L16.65 16.65M19 11C19 15.4183 15.4183 19 11 19C6.58172 19 3 15.4183 3 11C3 6.58172 6.58172 3 11 3C15.4183 3 19 6.58172 19 11Z" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path>
					</svg>
				</button>
			</div>
			<p class="tips">提示：按回车键快速搜索</p>
		</div>
		<script>
		function performSearch() {
			const query = document.getElementById('search-input').value;
			if (query) {
				window.location.href = '/search?q=' + encodeURIComponent(query);
			}
		}
	
		document.getElementById('search-button').addEventListener('click', performSearch);
		document.getElementById('search-input').addEventListener('keypress', function(event) {
			if (event.key === 'Enter') {
				performSearch();
			}
		});
		</script>
	</body>
	</html>
	`;
	return html;
}

export default {
	async fetch(request, env, ctx) {
		const getReqHeader = (key) => request.headers.get(key); // 获取请求头

		let url = new URL(request.url); // 解析请求URL
		const userAgentHeader = request.headers.get('User-Agent');
		const userAgent = userAgentHeader ? userAgentHeader.toLowerCase() : "null";
		if (env.UA) 屏蔽爬虫UA = 屏蔽爬虫UA.concat(await ADD(env.UA));
		const workers_url = `https://${url.hostname}`;

		// 获取请求参数中的 ns
		const ns = url.searchParams.get('ns');
		const hostname = url.searchParams.get('hubhost') || url.hostname;
		const hostTop = hostname.split('.')[0]; // 获取主机名的第一部分

		let checkHost; // 在这里定义 checkHost 变量
		// 如果存在 ns 参数，优先使用它来确定 hub_host
		if (ns) {
			if (ns === 'docker.io') {
				hub_host = 'registry-1.docker.io'; // 设置上游地址为 registry-1.docker.io
			} else {
				hub_host = ns; // 直接使用 ns 作为 hub_host
			}
		} else {
			checkHost = routeByHosts(hostTop);
			hub_host = checkHost[0]; // 获取上游地址
		}

		const fakePage = checkHost ? checkHost[1] : false; // 确保 fakePage 不为 undefined
		console.log(`域名头部: ${hostTop} 反代地址: ${hub_host} searchInterface: ${fakePage}`);
		// 更改请求的主机名
		url.hostname = hub_host;
		const hubParams = ['/v1/search', '/v1/repositories'];
		if (屏蔽爬虫UA.some(fxxk => userAgent.includes(fxxk)) && 屏蔽爬虫UA.length > 0) {
			// 首页改成一个nginx伪装页
			return new Response(await nginx(), {
				headers: {
					'Content-Type': 'text/html; charset=UTF-8',
				},
			});
		} else if ((userAgent && userAgent.includes('mozilla')) || hubParams.some(param => url.pathname.includes(param))) {
			if (url.pathname == '/') {
				if (env.URL302) {
					return Response.redirect(env.URL302, 302);
				} else if (env.URL) {
					if (env.URL.toLowerCase() == 'nginx') {
						//首页改成一个nginx伪装页
						return new Response(await nginx(), {
							headers: {
								'Content-Type': 'text/html; charset=UTF-8',
							},
						});
					} else return fetch(new Request(env.URL, request));
				} else	{
					if (fakePage) return new Response(await searchInterface(), {
						headers: {
							'Content-Type': 'text/html; charset=UTF-8',
						},
					});
				}
			} else {
				if (fakePage) url.hostname = 'registry.hub.docker.com';
				if (url.searchParams.get('q')?.includes('library/') && url.searchParams.get('q') != 'library/') {
					const search = url.searchParams.get('q');
					url.searchParams.set('q', search.replace('library/', ''));
				}
				const newRequest = new Request(url, request);
				return fetch(newRequest);
			}
		}

		// 修改包含 %2F 和 %3A 的请求
		if (!/%2F/.test(url.search) && /%3A/.test(url.toString())) {
			let modifiedUrl = url.toString().replace(/%3A(?=.*?&)/, '%3Alibrary%2F');
			url = new URL(modifiedUrl);
			console.log(`handle_url: ${url}`);
		}

		// 处理token请求
		if (url.pathname.includes('/token')) {
			let token_parameter = {
				headers: {
					'Host': 'auth.docker.io',
					'User-Agent': getReqHeader("User-Agent"),
					'Accept': getReqHeader("Accept"),
					'Accept-Language': getReqHeader("Accept-Language"),
					'Accept-Encoding': getReqHeader("Accept-Encoding"),
					'Connection': 'keep-alive',
					'Cache-Control': 'max-age=0'
				}
			};
			let token_url = auth_url + url.pathname + url.search;
			return fetch(new Request(token_url, request), token_parameter);
		}

		// 修改 /v2/ 请求路径
		if (hub_host == 'registry-1.docker.io' && /^\/v2\/[^/]+\/[^/]+\/[^/]+$/.test(url.pathname) && !/^\/v2\/library/.test(url.pathname)) {
			//url.pathname = url.pathname.replace(/\/v2\//, '/v2/library/');
			url.pathname = '/v2/library/' + url.pathname.split('/v2/')[1];
			console.log(`modified_url: ${url.pathname}`);
		}

		// 构造请求参数
		let parameter = {
			headers: {
				'Host': hub_host,
				'User-Agent': getReqHeader("User-Agent"),
				'Accept': getReqHeader("Accept"),
				'Accept-Language': getReqHeader("Accept-Language"),
				'Accept-Encoding': getReqHeader("Accept-Encoding"),
				'Connection': 'keep-alive',
				'Cache-Control': 'max-age=0'
			},
			cacheTtl: 3600 // 缓存时间
		};

		// 添加Authorization头
		if (request.headers.has("Authorization")) {
			parameter.headers.Authorization = getReqHeader("Authorization");
		}

		// 添加可能存在字段X-Amz-Content-Sha256
		if (request.headers.has("X-Amz-Content-Sha256")) {
			parameter.headers['X-Amz-Content-Sha256'] = getReqHeader("X-Amz-Content-Sha256");
		}

		// 发起请求并处理响应
		let original_response = await fetch(new Request(url, request), parameter);
		let original_response_clone = original_response.clone();
		let original_text = original_response_clone.body;
		let response_headers = original_response.headers;
		let new_response_headers = new Headers(response_headers);
		let status = original_response.status;

		// 修改 Www-Authenticate 头
		if (new_response_headers.get("Www-Authenticate")) {
			let auth = new_response_headers.get("Www-Authenticate");
			let re = new RegExp(auth_url, 'g');
			new_response_headers.set("Www-Authenticate", response_headers.get("Www-Authenticate").replace(re, workers_url));
		}

		// 处理重定向
		if (new_response_headers.get("Location")) {
			const location = new_response_headers.get("Location");
			console.info(`Found redirection location, redirecting to ${location}`);
			return httpHandler(request, location, hub_host);
		}

		// 返回修改后的响应
		let response = new Response(original_text, {
			status,
			headers: new_response_headers
		});
		return response;
	}
};

/**
 * 处理HTTP请求
 * @param {Request} req 请求对象
 * @param {string} pathname 请求路径
 * @param {string} baseHost 基地址
 */
function httpHandler(req, pathname, baseHost) {
	const reqHdrRaw = req.headers;

	// 处理预检请求
	if (req.method === 'OPTIONS' &&
		reqHdrRaw.has('access-control-request-headers')
	) {
		return new Response(null, PREFLIGHT_INIT);
	}

	let rawLen = '';

	const reqHdrNew = new Headers(reqHdrRaw);

	reqHdrNew.delete("Authorization"); // 修复s3错误

	const refer = reqHdrNew.get('referer');

	let urlStr = pathname;

	const urlObj = newUrl(urlStr, 'https://' + baseHost);

	/** @type {RequestInit} */
	const reqInit = {
		method: req.method,
		headers: reqHdrNew,
		redirect: 'follow',
		body: req.body
	};
	return proxy(urlObj, reqInit, rawLen);
}

/**
 * 代理请求
 * @param {URL} urlObj URL对象
 * @param {RequestInit} reqInit 请求初始化对象
 * @param {string} rawLen 原始长度
 */
async function proxy(urlObj, reqInit, rawLen) {
	const res = await fetch(urlObj.href, reqInit);
	const resHdrOld = res.headers;
	const resHdrNew = new Headers(resHdrOld);

	// 验证长度
	if (rawLen) {
		const newLen = resHdrOld.get('content-length') || '';
		const badLen = (rawLen !== newLen);

		if (badLen) {
			return makeRes(res.body, 400, {
				'--error': `bad len: ${newLen}, except: ${rawLen}`,
				'access-control-expose-headers': '--error',
			});
		}
	}
	const status = res.status;
	resHdrNew.set('access-control-expose-headers', '*');
	resHdrNew.set('access-control-allow-origin', '*');
	resHdrNew.set('Cache-Control', 'max-age=1500');

	// 删除不必要的头
	resHdrNew.delete('content-security-policy');
	resHdrNew.delete('content-security-policy-report-only');
	resHdrNew.delete('clear-site-data');

	return new Response(res.body, {
		status,
		headers: resHdrNew
	});
}

async function ADD(envadd) {
	var addtext = envadd.replace(/[	 |"'\r\n]+/g, ',').replace(/,+/g, ',');	// 将空格、双引号、单引号和换行符替换为逗号
	if (addtext.charAt(0) == ',') addtext = addtext.slice(1);
	if (addtext.charAt(addtext.length - 1) == ',') addtext = addtext.slice(0, addtext.length - 1);
	const add = addtext.split(',');
	return add;
}

混淆

如你的当前账户下有对应的域名，可以根据实际需要,配置自定义域名访问。

选择【设置】后，点击【变量与机密】

变量名称 URL
变量值 浏览器访问时显示的网页URL

加速

配置方式

修改文件 /etc/docker/daemon.json

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2
3
{
  "registry-mirrors": ["https://你的域名1"]
}

命令方式

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sudo docker pull 你的域名/ubuntu:20.04