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\n\u4ee5\u4e0b\u4e3aWorkers\u6e90\u4ee3\u7801<\/p>\n
'use strict'\r\n\r\nconst hub_host = 'registry-1.docker.io'\r\nconst auth_url = 'https:\/\/auth.docker.io'\r\nconst workers_url = 'https:\/\/\u81ea\u5b9a\u4e49\u57df\u540d'\r\n\/**\r\n* static files (404.html, sw.js, conf.js)\r\n*\/\r\n\r\n\/** @type {RequestInit} *\/\r\nconst PREFLIGHT_INIT = {\r\n \/\/ status: 204,\r\n headers: new Headers({\r\n 'access-control-allow-origin': '*',\r\n 'access-control-allow-methods': 'GET,POST,PUT,PATCH,TRACE,DELETE,HEAD,OPTIONS',\r\n 'access-control-max-age': '1728000',\r\n }),\r\n}\r\n\r\n\/**\r\n* @param {any} body\r\n* @param {number} status\r\n* @param {Object<string, string>} headers\r\n*\/\r\nfunction makeRes(body, status = 200, headers = {}) {\r\n headers['access-control-allow-origin'] = '*'\r\n return new Response(body, { status, headers })\r\n}\r\n\r\n\r\n\/**\r\n* @param {string} urlStr\r\n*\/\r\nfunction newUrl(urlStr) {\r\n try {\r\n return new URL(urlStr)\r\n } catch (err) {\r\n return null\r\n }\r\n}\r\n\r\n\r\naddEventListener('fetch', e => {\r\n const ret = fetchHandler(e)\r\n .catch(err => makeRes('error: ' + err.stack + \"\\n\", 502))\r\n e.respondWith(ret)\r\n})\r\n\r\n\r\n\/**\r\n* @param {FetchEvent} e\r\n*\/\r\nasync function fetchHandler(e) {\r\n const getReqHeader = (key) => e.request.headers.get(key);\r\n\r\n let url = new URL(e.request.url);\r\n\r\n \/\/ \u4fee\u6539 pre head get \u8bf7\u6c42\r\n \/\/ \u662f\u5426\u542b\u6709 %2F \uff0c\u7528\u4e8e\u5224\u65ad\u662f\u5426\u5177\u6709\u7528\u6237\u540d\u4e0e\u4ed3\u5e93\u540d\u4e4b\u95f4\u7684\u8fde\u63a5\u7b26\r\n \/\/ \u540c\u65f6\u68c0\u67e5 %3A \u7684\u5b58\u5728\r\n if (!\/%2F\/.test(url.search) && \/%3A\/.test(url.toString())) {\r\n let modifiedUrl = url.toString().replace(\/%3A(?=.*?&)\/, '%3Alibrary%2F');\r\n url = new URL(modifiedUrl);\r\n console.log(`handle_url: ${url}`)\r\n }\r\n\r\n if (url.pathname === '\/token') {\r\n let token_parameter = {\r\n headers: {\r\n 'Host': 'auth.docker.io',\r\n 'User-Agent': getReqHeader(\"User-Agent\"),\r\n 'Accept': getReqHeader(\"Accept\"),\r\n 'Accept-Language': getReqHeader(\"Accept-Language\"),\r\n 'Accept-Encoding': getReqHeader(\"Accept-Encoding\"),\r\n 'Connection': 'keep-alive',\r\n 'Cache-Control': 'max-age=0'\r\n }\r\n };\r\n let token_url = auth_url + url.pathname + url.search\r\n return fetch(new Request(token_url, e.request), token_parameter)\r\n }\r\n\r\n \/\/ \u4fee\u6539 head \u8bf7\u6c42\r\n if (\/^\\\/v2\\\/[^\/]+\\\/[^\/]+\\\/[^\/]+$\/.test(url.pathname) && !\/^\\\/v2\\\/library\/.test(url.pathname)) {\r\n url.pathname = url.pathname.replace(\/\\\/v2\\\/\/, '\/v2\/library\/');\r\n console.log(`modified_url: ${url.pathname}`)\r\n }\r\n\r\n url.hostname = hub_host;\r\n\r\n let parameter = {\r\n headers: {\r\n 'Host': hub_host,\r\n 'User-Agent': getReqHeader(\"User-Agent\"),\r\n 'Accept': getReqHeader(\"Accept\"),\r\n 'Accept-Language': getReqHeader(\"Accept-Language\"),\r\n 'Accept-Encoding': getReqHeader(\"Accept-Encoding\"),\r\n 'Connection': 'keep-alive',\r\n 'Cache-Control': 'max-age=0'\r\n },\r\n cacheTtl: 3600\r\n };\r\n\r\n if (e.request.headers.has(\"Authorization\")) {\r\n parameter.headers.Authorization = getReqHeader(\"Authorization\");\r\n }\r\n\r\n let original_response = await fetch(new Request(url, e.request), parameter)\r\n let original_response_clone = original_response.clone();\r\n let original_text = original_response_clone.body;\r\n let response_headers = original_response.headers;\r\n let new_response_headers = new Headers(response_headers);\r\n let status = original_response.status;\r\n\r\n if (new_response_headers.get(\"Www-Authenticate\")) {\r\n let auth = new_response_headers.get(\"Www-Authenticate\");\r\n let re = new RegExp(auth_url, 'g');\r\n new_response_headers.set(\"Www-Authenticate\", response_headers.get(\"Www-Authenticate\").replace(re, workers_url));\r\n }\r\n if (new_response_headers.get(\"Docker-Distribution-Api-Version\")){\r\n new_response_headers.delete(\"Docker-Distribution-Api-Version\");\r\n }\r\n\r\n if (new_response_headers.get(\"Location\")) {\r\n return httpHandler(e.request, new_response_headers.get(\"Location\"))\r\n }\r\n if (status === 404){\r\n original_text = \"\";\r\n }\r\n let response = new Response(original_text, {\r\n status,\r\n headers: new_response_headers\r\n })\r\n return response;\r\n\r\n}\r\n\r\n\r\n\/**\r\n* @param {Request} req\r\n* @param {string} pathname\r\n*\/\r\nfunction httpHandler(req, pathname) {\r\n const reqHdrRaw = req.headers\r\n\r\n \/\/ preflight\r\n if (req.method === 'OPTIONS' &&\r\n reqHdrRaw.has('access-control-request-headers')\r\n ) {\r\n return new Response(null, PREFLIGHT_INIT)\r\n }\r\n\r\n let rawLen = ''\r\n\r\n const reqHdrNew = new Headers(reqHdrRaw)\r\n\r\n const refer = reqHdrNew.get('referer')\r\n\r\n let urlStr = pathname\r\n\r\n const urlObj = newUrl(urlStr)\r\n\r\n \/** @type {RequestInit} *\/\r\n const reqInit = {\r\n method: req.method,\r\n headers: reqHdrNew,\r\n redirect: 'follow',\r\n body: req.body\r\n }\r\n return proxy(urlObj, reqInit, rawLen)\r\n}\r\n\r\n\r\n\/**\r\n*\r\n* @param {URL} urlObj\r\n* @param {RequestInit} reqInit\r\n*\/\r\nasync function proxy(urlObj, reqInit, rawLen) {\r\n const res = await fetch(urlObj.href, reqInit)\r\n const resHdrOld = res.headers\r\n const resHdrNew = new Headers(resHdrOld)\r\n\r\n \/\/ verify\r\n if (rawLen) {\r\n const newLen = resHdrOld.get('content-length') || ''\r\n const badLen = (rawLen !== newLen)\r\n\r\n if (badLen) {\r\n return makeRes(res.body, 400, {\r\n '--error': `bad len: ${newLen}, except: ${rawLen}`,\r\n 'access-control-expose-headers': '--error',\r\n })\r\n }\r\n }\r\n const status = res.status\r\n resHdrNew.set('access-control-expose-headers', '*')\r\n resHdrNew.set('access-control-allow-origin', '*')\r\n resHdrNew.set('Cache-Control', 'max-age=1500')\r\n\r\n resHdrNew.delete('content-security-policy')\r\n resHdrNew.delete('content-security-policy-report-only')\r\n resHdrNew.delete('clear-site-data')\r\n\r\n return new Response(res.body, {\r\n status,\r\n headers: resHdrNew\r\n })\r\n}<\/code><\/pre>\n <\/p>\n","protected":false},"excerpt":{"rendered":"
\u65b9\u6cd51\uff1a\u955c\u50cf\u8f6c\u5b58 \u501f\u52a9Github\u548c\u963f\u91cc\u4e91\u955c\u50cf\u4ed3\u5e93\uff0c\u8f6c\u5b58\u955c\u50cf\u3002 \u5177\u4f53\u65b9\u6cd5\u53c2\u8003\uff1ahttps:\/\/www.bili […]<\/p>\n","protected":false},"author":1,"featured_media":530,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[121],"class_list":["post-528","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-100","tag-docker"],"_links":{"self":[{"href":"https:\/\/sharebits.link\/index.php?rest_route=\/wp\/v2\/posts\/528","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sharebits.link\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sharebits.link\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sharebits.link\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sharebits.link\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=528"}],"version-history":[{"count":0,"href":"https:\/\/sharebits.link\/index.php?rest_route=\/wp\/v2\/posts\/528\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sharebits.link\/index.php?rest_route=\/wp\/v2\/media\/530"}],"wp:attachment":[{"href":"https:\/\/sharebits.link\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=528"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sharebits.link\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=528"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sharebits.link\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=528"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"image.png\"](\"https:\/\/image.4xx.me\/4xx\/2024\/06\/11\/image.png?x=f:webp\")
<\/p>\n![\"\u4f7f\u7528\u65b9\u6cd5\"](\"https:\/\/openai-75050.gzc.vod.tencent-cloud.com\/openaiassets_b70c097737e579533b8ce10ce08cc291_2579861718099507192.png\")
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