利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

温馨提示:本文最后更新于2024-09-17 11:54:11,某些文章具有时效性,若有错误或已失效,请在下方留言或联系站长

图片[1]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

Cloudflare Worker 是 Cloudflare 公司提供的一项服务,它允许开发者在 Cloudflare 的边缘服务器上运行自定义的 JavaScript 代码。通俗地说,它就像是一个小型的服务器,可以在互联网上的不同地点快速执行你编写的代码。

Cloudflare Worker 的主要用途包括网站加速和优化、路由请求、访问控制、CDN 功能增强、网站镜像与转发等。

图片[2]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

图片[3]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

图片[4]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

图片[5]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

图片[6]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

图片[7]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

图片[8]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

本文将使用其网站镜像和访问控制的能力,实现 GitHub 站点的镜像,并通过自有域名实现在墙内的访问。

镜像 GitHub 站点

1. 创建 Worker

图片[9]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

图片[10]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

接着,设置一个三级域名 https://demo.93653142.workers.dev,点击 部署 按钮:

图片[11]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

图片[12]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

图片[13]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

// 你要镜像的网站.
const upstream = 'github.com'
// 镜像网站的目录,比如你想镜像某个网站的二级目录则填写二级目录的目录名,镜像 google 用不到,默认即可.
const upstream_path = '/'
// 镜像站是否有手机访问专用网址,没有则填一样的.
const upstream_mobile = 'github.com'
// 屏蔽国家和地区.
const blocked_region = ['KP', 'SY', 'PK', 'CU']
// 屏蔽 IP 地址.
const blocked_ip_address = ['0.0.0.0', '127.0.0.1']
// 镜像站是否开启 HTTPS.
const https = true
// 文本替换.
const replace_dict = {'$upstream': '$custom_domain', '//github.com': ''}
// 以下保持默认,不要动
addEventListener('fetch', event => {
event.respondWith(fetchAndApply(event.request))
})
async function fetchAndApply(request) {
const region = request.headers.get('cf-ipcountry').toUpperCase()
const ip_address = request.headers.get('cf-connecting-ip')
const user_agent = request.headers.get('user-agent')
let response = null
let url = new URL(request.url)
let url_hostname = url.hostname
if (https == true) {
url.protocol = 'https:'
} else {
url.protocol = 'http:'
}
if (await device_status(user_agent)) {
var upstream_domain = upstream
} else {
var upstream_domain = upstream_mobile
}
url.host = upstream_domain
if (url.pathname == '/') {
url.pathname = upstream_path
} else {
url.pathname = upstream_path + url.pathname
}
if (blocked_region.includes(region)) {
response = new Response('Access denied: WorkersProxy is not available in your region yet.', {
status: 403
})
} else if (blocked_ip_address.includes(ip_address)) {
response = new Response('Access denied: Your IP address is blocked by WorkersProxy.', {
status: 403
})
} else {
let method = request.method
let request_headers = request.headers
let new_request_headers = new Headers(request_headers)
new_request_headers.set('Host', url.hostname)
new_request_headers.set('Referer', url.hostname)
let original_response = await fetch(url.href, {
method: method,
headers: new_request_headers
})
let original_response_clone = original_response.clone()
let original_text = null
let response_headers = original_response.headers
let new_response_headers = new Headers(response_headers)
let status = original_response.status
new_response_headers.set('access-control-allow-origin', '*')
new_response_headers.set('access-control-allow-credentials', true)
new_response_headers.delete('content-security-policy')
new_response_headers.delete('content-security-policy-report-only')
new_response_headers.delete('clear-site-data')
const content_type = new_response_headers.get('content-type')
if (content_type.includes('text/html') && content_type.includes('UTF-8')) {
original_text = await replace_response_text(original_response_clone, upstream_domain, url_hostname)
} else {
original_text = original_response_clone.body
}
response = new Response(original_text, {
status,
headers: new_response_headers
})
}
return response
}
async function replace_response_text(response, upstream_domain, host_name) {
let text = await response.text()
var i, j
for (i in replace_dict) {
j = replace_dict[i]
if (i == '$upstream') {
i = upstream_domain
} else if (i == '$custom_domain') {
i = host_name
}
if (j == '$upstream') {
j = upstream_domain
} else if (j == '$custom_domain') {
j = host_name
}
let re = new RegExp(i, 'g')
text = text.replace(re, j)
}
return text
}
async function device_status(user_agent_info) {
var agents = ["Android", "iPhone", "SymbianOS", "Windows Phone", "iPad", "iPod"]
var flag = true
for (var v = 0; v < agents.length; v++) {
if (user_agent_info.indexOf(agents[v]) > 0) {
flag = false
break
}
}
return flag
}
// 你要镜像的网站.
const upstream = 'github.com'
 
// 镜像网站的目录,比如你想镜像某个网站的二级目录则填写二级目录的目录名,镜像 google 用不到,默认即可.
const upstream_path = '/'
 
// 镜像站是否有手机访问专用网址,没有则填一样的.
const upstream_mobile = 'github.com'
 
// 屏蔽国家和地区.
const blocked_region = ['KP', 'SY', 'PK', 'CU']
 
// 屏蔽 IP 地址.
const blocked_ip_address = ['0.0.0.0', '127.0.0.1']
 
// 镜像站是否开启 HTTPS.
const https = true
 
// 文本替换.
const replace_dict = {'$upstream': '$custom_domain', '//github.com': ''}
 
// 以下保持默认,不要动
addEventListener('fetch', event => {
  event.respondWith(fetchAndApply(event.request))
})
 
async function fetchAndApply(request) {
  const region = request.headers.get('cf-ipcountry').toUpperCase()
  const ip_address = request.headers.get('cf-connecting-ip')
  const user_agent = request.headers.get('user-agent')
 
  let response = null
  let url = new URL(request.url)
  let url_hostname = url.hostname
 
  if (https == true) {
    url.protocol = 'https:'
  } else {
    url.protocol = 'http:'
  }
 
  if (await device_status(user_agent)) {
    var upstream_domain = upstream
  } else {
    var upstream_domain = upstream_mobile
  }
 
  url.host = upstream_domain
  if (url.pathname == '/') {
    url.pathname = upstream_path
  } else {
    url.pathname = upstream_path + url.pathname
  }
 
  if (blocked_region.includes(region)) {
    response = new Response('Access denied: WorkersProxy is not available in your region yet.', {
      status: 403
    })
  } else if (blocked_ip_address.includes(ip_address)) {
    response = new Response('Access denied: Your IP address is blocked by WorkersProxy.', {
      status: 403
    })
  } else {
    let method = request.method
    let request_headers = request.headers
    let new_request_headers = new Headers(request_headers)
 
    new_request_headers.set('Host', url.hostname)
    new_request_headers.set('Referer', url.hostname)
 
    let original_response = await fetch(url.href, {
            method: method,
            headers: new_request_headers
    })
 
    let original_response_clone = original_response.clone()
    let original_text = null
    let response_headers = original_response.headers
    let new_response_headers = new Headers(response_headers)
    let status = original_response.status
 
    new_response_headers.set('access-control-allow-origin', '*')
    new_response_headers.set('access-control-allow-credentials', true)
    new_response_headers.delete('content-security-policy')
    new_response_headers.delete('content-security-policy-report-only')
    new_response_headers.delete('clear-site-data')
    
    const content_type = new_response_headers.get('content-type')
    if (content_type.includes('text/html') && content_type.includes('UTF-8')) {
      original_text = await replace_response_text(original_response_clone, upstream_domain, url_hostname)
    } else {
      original_text = original_response_clone.body
    }
 
    response = new Response(original_text, {
      status,
      headers: new_response_headers
    })
  }
  return response
}
 
async function replace_response_text(response, upstream_domain, host_name) {
  let text = await response.text()
 
  var i, j
  for (i in replace_dict) {
    j = replace_dict[i]
 
    if (i == '$upstream') {
      i = upstream_domain
    } else if (i == '$custom_domain') {
      i = host_name
    }
 
    if (j == '$upstream') {
      j = upstream_domain
    } else if (j == '$custom_domain') {
      j = host_name
    }
 
    let re = new RegExp(i, 'g')
    text = text.replace(re, j)
  }
  return text
}
 
async function device_status(user_agent_info) {
  var agents = ["Android", "iPhone", "SymbianOS", "Windows Phone", "iPad", "iPod"]
  var flag = true
  for (var v = 0; v < agents.length; v++) {
    if (user_agent_info.indexOf(agents[v]) > 0) {
      flag = false
      break
    }
  }
  return flag
}
// 你要镜像的网站. const upstream = 'github.com' // 镜像网站的目录,比如你想镜像某个网站的二级目录则填写二级目录的目录名,镜像 google 用不到,默认即可. const upstream_path = '/' // 镜像站是否有手机访问专用网址,没有则填一样的. const upstream_mobile = 'github.com' // 屏蔽国家和地区. const blocked_region = ['KP', 'SY', 'PK', 'CU'] // 屏蔽 IP 地址. const blocked_ip_address = ['0.0.0.0', '127.0.0.1'] // 镜像站是否开启 HTTPS. const https = true // 文本替换. const replace_dict = {'$upstream': '$custom_domain', '//github.com': ''} // 以下保持默认,不要动 addEventListener('fetch', event => { event.respondWith(fetchAndApply(event.request)) }) async function fetchAndApply(request) { const region = request.headers.get('cf-ipcountry').toUpperCase() const ip_address = request.headers.get('cf-connecting-ip') const user_agent = request.headers.get('user-agent') let response = null let url = new URL(request.url) let url_hostname = url.hostname if (https == true) { url.protocol = 'https:' } else { url.protocol = 'http:' } if (await device_status(user_agent)) { var upstream_domain = upstream } else { var upstream_domain = upstream_mobile } url.host = upstream_domain if (url.pathname == '/') { url.pathname = upstream_path } else { url.pathname = upstream_path + url.pathname } if (blocked_region.includes(region)) { response = new Response('Access denied: WorkersProxy is not available in your region yet.', { status: 403 }) } else if (blocked_ip_address.includes(ip_address)) { response = new Response('Access denied: Your IP address is blocked by WorkersProxy.', { status: 403 }) } else { let method = request.method let request_headers = request.headers let new_request_headers = new Headers(request_headers) new_request_headers.set('Host', url.hostname) new_request_headers.set('Referer', url.hostname) let original_response = await fetch(url.href, { method: method, headers: new_request_headers }) let original_response_clone = original_response.clone() let original_text = null let response_headers = original_response.headers let new_response_headers = new Headers(response_headers) let status = original_response.status new_response_headers.set('access-control-allow-origin', '*') new_response_headers.set('access-control-allow-credentials', true) new_response_headers.delete('content-security-policy') new_response_headers.delete('content-security-policy-report-only') new_response_headers.delete('clear-site-data') const content_type = new_response_headers.get('content-type') if (content_type.includes('text/html') && content_type.includes('UTF-8')) { original_text = await replace_response_text(original_response_clone, upstream_domain, url_hostname) } else { original_text = original_response_clone.body } response = new Response(original_text, { status, headers: new_response_headers }) } return response } async function replace_response_text(response, upstream_domain, host_name) { let text = await response.text() var i, j for (i in replace_dict) { j = replace_dict[i] if (i == '$upstream') { i = upstream_domain } else if (i == '$custom_domain') { i = host_name } if (j == '$upstream') { j = upstream_domain } else if (j == '$custom_domain') { j = host_name } let re = new RegExp(i, 'g') text = text.replace(re, j) } return text } async function device_status(user_agent_info) { var agents = ["Android", "iPhone", "SymbianOS", "Windows Phone", "iPad", "iPod"] var flag = true for (var v = 0; v < agents.length; v++) { if (user_agent_info.indexOf(agents[v]) > 0) { flag = false break } } return flag }

图片[14]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

2. 绑定自定义域名

图片[15]-利用 Cloudflare Worker 镜像 GitHub 站点实现在墙内访问

------本页内容已结束,喜欢请分享------

感谢您的来访,获取更多精彩文章请收藏本站。

------关注微信公众号:胖大海TuT------
© 版权声明
THE END
喜欢就支持一下吧
点赞897 分享
Anger begets greater anger.
愤怒只会招致更大的愤怒。
评论 抢沙发

请登录后发表评论

    暂无评论内容