Support registry no need auth

.github/workflows/deploy.yaml

@@ -13,15 +13,15 @@ jobs:
     runs-on: ubuntu-latest
     name: Build & Deploy
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v2
+      - name: Use Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: "12.x"
+      - run: npm install
       - name: Publish
-        uses: cloudflare/wrangler-action@v3
-        env:
-          CUSTOM_DOMAIN: ${{ secrets.CUSTOM_DOMAIN || 'libcuda.so' }}
+        uses: cloudflare/wrangler-action@2.0.0
         with:
           apiToken: ${{ secrets.CF_API_TOKEN }}
-          accountId: ${{secrets.CF_ACCOUNT_ID}}
-          vars:
-            CUSTOM_DOMAIN
-          command: deploy --env production --minify src/index.js
-          environment: production
+        env:
+          CF_ACCOUNT_ID: ${{secrets.CF_ACCOUNT_ID}}

.gitignore

@@ -1,6 +1,5 @@
 ### cloudflare worker ###
 worker
-.wrangler
 
 # Created by https://www.toptal.com/developers/gitignore/api/osx
 # Edit at https://www.toptal.com/developers/gitignore?templates=osx

README.md

@@ -2,19 +2,16 @@
 
 ![deploy](https://github.com/ciiiii/cloudflare-docker-proxy/actions/workflows/deploy.yaml/badge.svg)
 
-[![Deploy to Cloudflare Workers](https://deploy.workers.cloudflare.com/button)](https://deploy.workers.cloudflare.com/?url=https://git.yinr.cc/Yinr/cloudflare-docker-proxy.git)
-
-> If you're looking for proxy for helm, maybe you can try [cloudflare-helm-proxy](https://github.com/ciiiii/cloudflare-helm-proxy).
+> If you're looking for proxy for helm, maybe you can try [cloudflare-helm-proxy](github.com/ciiiii/cloudflare-helm-proxy).
 
 ## Deploy
+[![Deploy to Cloudflare Workers](https://deploy.workers.cloudflare.com/button)](https://deploy.workers.cloudflare.com/?url=https://github.com/ciiiii/cloudflare-docker-proxy)
 
-1. click the "Deploy With Workers" button
-2. follow the instructions to fork and deploy
-3. update routes as you requirement
+1. fork this project
+2. modify the link of the above button to your fork url
+3. click the button, you will be redirected to the deploy page
 
-[![Deploy to Cloudflare Workers](https://deploy.workers.cloudflare.com/button)](https://deploy.workers.cloudflare.com/?url=https://git.yinr.cc/Yinr/cloudflare-docker-proxy.git)
-
-## Routes configuration tutorial
+## Config tutorial
 
 1. use cloudflare worker host: only support proxy one registry
    ```javascript

package.json

@@ -8,13 +8,11 @@
   "devDependencies": {
     "prettier": "^2.4.1",
     "webpack": "^5.65.0",
-    "webpack-cli": "^4.9.1",
-    "wrangler": "^3.36.0"
+    "webpack-cli": "^4.9.1"
   },
   "scripts": {
     "format": "prettier --write '**/*.{js,css,json,md}'",
-    "build": "webpack",
-    "dev": "npx wrangler dev src/index.js --env dev"
+    "build": "webpack"
   },
   "license": "MIT",
   "main": "src/index.js"

src/index.js

@@ -3,21 +3,14 @@ addEventListener("fetch", (event) => {
   event.respondWith(handleRequest(event.request));
 });
 
-const dockerHub = "https://registry-1.docker.io";
-
 const routes = {
-  // production
-  ["docker." + CUSTOM_DOMAIN]: dockerHub,
-  ["quay." + CUSTOM_DOMAIN]: "https://quay.io",
-  ["gcr." + CUSTOM_DOMAIN]: "https://gcr.io",
-  ["k8s-gcr." + CUSTOM_DOMAIN]: "https://k8s.gcr.io",
-  ["k8s." + CUSTOM_DOMAIN]: "https://registry.k8s.io",
-  ["ghcr." + CUSTOM_DOMAIN]: "https://ghcr.io",
-  ["cloudsmith." + CUSTOM_DOMAIN]: "https://docker.cloudsmith.io",
-  ["ecr." + CUSTOM_DOMAIN]: "https://public.ecr.aws",
-
-  // staging
-  ["docker-staging." + CUSTOM_DOMAIN]: dockerHub,
+  "docker.libcuda.so": "https://registry-1.docker.io",
+  "quay.libcuda.so": "https://quay.io",
+  "gcr.libcuda.so": "https://gcr.io",
+  "k8s-gcr.libcuda.so": "https://k8s.gcr.io",
+  "k8s.libcuda.so": "https://registry.k8s.io",
+  "ghcr.libcuda.so": "https://ghcr.io",
+  "cloudsmith.libcuda.so": "https://docker.cloudsmith.io",
 };
 
 function routeByHosts(host) {
@@ -32,9 +25,6 @@ function routeByHosts(host) {
 
 async function handleRequest(request) {
   const url = new URL(request.url);
-  if (url.pathname == "/") {
-    return Response.redirect(url.protocol + "//" + url.host + "/v2/", 301);
-  }
   const upstream = routeByHosts(url.hostname);
   if (upstream === "") {
     return new Response(
@@ -46,24 +36,34 @@ async function handleRequest(request) {
       }
     );
   }
-  const isDockerHub = upstream == dockerHub;
-  const authorization = request.headers.get("Authorization");
+  // check if need to authenticate
   if (url.pathname == "/v2/") {
     const newUrl = new URL(upstream + "/v2/");
-    const headers = new Headers();
-    if (authorization) {
-      headers.set("Authorization", authorization);
-    }
-    // check if need to authenticate
     const resp = await fetch(newUrl.toString(), {
       method: "GET",
-      headers: headers,
       redirect: "follow",
     });
-    if (resp.status === 401) {
-      return responseUnauthorized(url);
+    if (resp.status === 200) {
+    } else if (resp.status === 401) {
+      const headers = new Headers();
+      if (MODE == "debug") {
+        headers.set(
+          "Www-Authenticate",
+          `Bearer realm="${LOCAL_ADDRESS}/v2/auth",service="cloudflare-docker-proxy"`
+        );
+      } else {
+        headers.set(
+          "Www-Authenticate",
+          `Bearer realm="https://${url.hostname}/v2/auth",service="cloudflare-docker-proxy"`
+        );
+      }
+      return new Response(JSON.stringify({ message: "UNAUTHORIZED" }), {
+        status: 401,
+        headers: headers,
+      });
+    } else {
+      return resp;
     }
-    return resp;
   }
   // get token
   if (url.pathname == "/v2/auth") {
@@ -80,51 +80,16 @@ async function handleRequest(request) {
       return resp;
     }
     const wwwAuthenticate = parseAuthenticate(authenticateStr);
-    let scope = url.searchParams.get("scope");
-    // autocomplete repo part into scope for DockerHub library images
-    // Example: repository:busybox:pull => repository:library/busybox:pull
-    if (scope && isDockerHub) {
-      let scopeParts = scope.split(":");
-      if (scopeParts.length == 3 && !scopeParts[1].includes("/")) {
-        scopeParts[1] = "library/" + scopeParts[1];
-        scope = scopeParts.join(":");
-      }
-    }
-    return await fetchToken(wwwAuthenticate, scope, authorization);
-  }
-  // redirect for DockerHub library images
-  // Example: /v2/busybox/manifests/latest => /v2/library/busybox/manifests/latest
-  if (isDockerHub) {
-    const pathParts = url.pathname.split("/");
-    if (pathParts.length == 5) {
-      pathParts.splice(2, 0, "library");
-      const redirectUrl = new URL(url);
-      redirectUrl.pathname = pathParts.join("/");
-      return Response.redirect(redirectUrl, 301);
-    }
+    return await fetchToken(wwwAuthenticate, url.searchParams);
   }
   // foward requests
   const newUrl = new URL(upstream + url.pathname);
   const newReq = new Request(newUrl, {
     method: request.method,
     headers: request.headers,
-    // don't follow redirect to dockerhub blob upstream
-    redirect: isDockerHub ? "manual" : "follow",
+    redirect: "follow",
   });
-  const resp = await fetch(newReq);
-  if (resp.status == 401) {
-    return responseUnauthorized(url);
-  }
-  // handle dockerhub blob redirect manually
-  if (isDockerHub && resp.status == 307) {
-    const location = new URL(resp.headers.get("Location"));
-    const redirectResp = await fetch(location.toString(), {
-      method: "GET",
-      redirect: "follow",
-    });
-    return redirectResp;
-  }
-  return resp;
+  return await fetch(newReq);
 }
 
 function parseAuthenticate(authenticateStr) {
@@ -132,7 +97,7 @@ function parseAuthenticate(authenticateStr) {
   // match strings after =" and before "
   const re = /(?<=\=")(?:\\.|[^"\\])*(?=")/g;
   const matches = authenticateStr.match(re);
-  if (matches == null || matches.length < 2) {
+  if (matches === null || matches.length < 2) {
     throw new Error(`invalid Www-Authenticate Header: ${authenticateStr}`);
   }
   return {
@@ -141,36 +106,13 @@ function parseAuthenticate(authenticateStr) {
   };
 }
 
-async function fetchToken(wwwAuthenticate, scope, authorization) {
+async function fetchToken(wwwAuthenticate, searchParams) {
   const url = new URL(wwwAuthenticate.realm);
   if (wwwAuthenticate.service.length) {
     url.searchParams.set("service", wwwAuthenticate.service);
   }
-  if (scope) {
-    url.searchParams.set("scope", scope);
+  if (searchParams.get("scope")) {
+    url.searchParams.set("scope", searchParams.get("scope"));
   }
-  const headers = new Headers();
-  if (authorization) {
-    headers.set("Authorization", authorization);
-  }
-  return await fetch(url, { method: "GET", headers: headers });
-}
-
-function responseUnauthorized(url) {
-  const headers = new Headers();
-  if (MODE == "debug") {
-    headers.set(
-      "Www-Authenticate",
-      `Bearer realm="http://${url.host}/v2/auth",service="cloudflare-docker-proxy"`
-    );
-  } else {
-    headers.set(
-      "Www-Authenticate",
-      `Bearer realm="https://${url.hostname}/v2/auth",service="cloudflare-docker-proxy"`
-    );
-  }
-  return new Response(JSON.stringify({ message: "UNAUTHORIZED" }), {
-    status: 401,
-    headers: headers,
-  });
+  return await fetch(url, { method: "GET", headers: {} });
 }

wrangler.toml

@@ -1,30 +1,19 @@
 name = "cloudflare-docker-proxy"
-compatibility_date = "2023-12-01"
+workers_dev = true
+compatibility_date = "2021-12-07"
 
 [dev]
 ip = "0.0.0.0"
 port = 8787
-local_protocol = "http"
+local_protocol="http"
+upstream_protocol="https"
 
-[env.vars]
-CUSTOM_DOMAIN = "lolicon.in"
+[vars]
+MODE="production"
+LOCAL_ADDRESS=""
+TARGET_UPSTREAM=""
 
 [env.dev.vars]
-MODE = "debug"
-TARGET_UPSTREAM = "https://registry-1.docker.io"
-CUSTOM_DOMAIN = "exmaple.com"
-
-[env.production]
-name = "cloudflare-docker-proxy"
-
-[env.production.vars]
-MODE = "production"
-TARGET_UPSTREAM = ""
-
-[env.staging]
-name = "cloudflare-docker-proxy-staging"
-# route = { pattern = "docker-staging.libcuda.so", custom_domain = true }
-
-[env.staging.vars]
-MODE = "staging"
-TARGET_UPSTREAM = ""
+MODE="debug"
+LOCAL_ADDRESS="http://192.168.10.102:8787"
+TARGET_UPSTREAM="https://registry-1.docker.io"