Always fall back to anonymous download (#304)

Closes: #268
Closes: #305

src/download/download-version.ts

@@ -5,11 +5,7 @@ import { promises as fs } from "node:fs";
 import { OWNER, REPO, TOOL_CACHE_NAME } from "../utils/constants";
 import type { Architecture, Platform } from "../utils/platforms";
 import { validateChecksum } from "./checksum/checksum";
-import { Octokit } from "@octokit/core";
-import { paginateRest } from "@octokit/plugin-paginate-rest";
-import { restEndpointMethods } from "@octokit/plugin-rest-endpoint-methods";
-
-const PaginatingOctokit = Octokit.plugin(paginateRest, restEndpointMethods);
+import { Octokit } from "../utils/octokit";
 
 export function tryGetFromToolCache(
   arch: Architecture,
@@ -98,7 +94,7 @@ export async function resolveVersion(
 
 async function getAvailableVersions(githubToken: string): Promise<string[]> {
   try {
-    const octokit = new PaginatingOctokit({
+    const octokit = new Octokit({
       auth: githubToken,
     });
     return await getReleaseTagNames(octokit);
@@ -107,7 +103,7 @@ async function getAvailableVersions(githubToken: string): Promise<string[]> {
       core.info(
         "No (valid) GitHub token provided. Falling back to anonymous. Requests might be rate limited.",
       );
-      const octokit = new PaginatingOctokit();
+      const octokit = new Octokit();
       return await getReleaseTagNames(octokit);
     }
     throw err;
@@ -115,7 +111,7 @@ async function getAvailableVersions(githubToken: string): Promise<string[]> {
 }
 
 async function getReleaseTagNames(
-  octokit: InstanceType<typeof PaginatingOctokit>,
+  octokit: InstanceType<typeof Octokit>,
 ): Promise<string[]> {
   const response = await octokit.paginate(octokit.rest.repos.listReleases, {
     owner: OWNER,
@@ -126,7 +122,7 @@ async function getReleaseTagNames(
 
 async function getLatestVersion(githubToken: string) {
   core.debug("Getting latest version...");
-  const octokit = new PaginatingOctokit({
+  const octokit = new Octokit({
     auth: githubToken,
   });
 
@@ -134,15 +130,14 @@ async function getLatestVersion(githubToken: string) {
   try {
     latestRelease = await getLatestRelease(octokit);
   } catch (err) {
-    if ((err as Error).message.includes("Bad credentials")) {
-      core.info(
-        "No (valid) GitHub token provided. Falling back to anonymous. Requests might be rate limited.",
-      );
-      const octokit = new PaginatingOctokit();
-      latestRelease = await getLatestRelease(octokit);
-    } else {
-      throw err;
+    core.info(
+      "No (valid) GitHub token provided. Falling back to anonymous. Requests might be rate limited.",
+    );
+    if (err instanceof Error) {
+      core.debug(err.message);
     }
+    const octokit = new Octokit();
+    latestRelease = await getLatestRelease(octokit);
   }
 
   if (!latestRelease) {
@@ -152,9 +147,7 @@ async function getLatestVersion(githubToken: string) {
   return latestRelease.tag_name;
 }
 
-async function getLatestRelease(
-  octokit: InstanceType<typeof PaginatingOctokit>,
-) {
+async function getLatestRelease(octokit: InstanceType<typeof Octokit>) {
   const { data: latestRelease } = await octokit.rest.repos.getLatestRelease({
     owner: OWNER,
     repo: REPO,

src/update-known-checksums.ts

@@ -1,20 +1,16 @@
 import * as semver from "semver";
 import * as core from "@actions/core";
-import { Octokit } from "@octokit/core";
-import { paginateRest } from "@octokit/plugin-paginate-rest";
-import { restEndpointMethods } from "@octokit/plugin-rest-endpoint-methods";
+import { Octokit } from "./utils/octokit";
 
 import { OWNER, REPO } from "./utils/constants";
 
 import { updateChecksums } from "./download/checksum/update-known-checksums";
 
-const PaginatingOctokit = Octokit.plugin(paginateRest, restEndpointMethods);
-
 async function run(): Promise<void> {
   const checksumFilePath = process.argv.slice(2)[0];
   const github_token = process.argv.slice(2)[1];
 
-  const octokit = new PaginatingOctokit({
+  const octokit = new Octokit({
     auth: github_token,
   });
 

src/utils/octokit.ts

@@ -0,0 +1,58 @@
+import { Octokit as Core } from "@octokit/core";
+import type {
+  Constructor,
+  OctokitOptions,
+} from "@octokit/core/dist-types/types";
+import {
+  paginateRest,
+  type PaginateInterface,
+} from "@octokit/plugin-paginate-rest";
+import { legacyRestEndpointMethods } from "@octokit/plugin-rest-endpoint-methods";
+import { fetch as undiciFetch, ProxyAgent, type RequestInit } from "undici";
+
+export type { RestEndpointMethodTypes } from "@octokit/plugin-rest-endpoint-methods";
+
+const DEFAULTS = {
+  baseUrl: "https://api.github.com",
+  userAgent: "setup-uv",
+};
+
+export function getProxyAgent() {
+  const httpProxy = process.env.HTTP_PROXY || process.env.http_prox;
+  if (httpProxy) {
+    return new ProxyAgent(httpProxy);
+  }
+
+  const httpsProxy = process.env.HTTPS_PROXY || process.env.https_proxy;
+  if (httpsProxy) {
+    return new ProxyAgent(httpsProxy);
+  }
+
+  return undefined;
+}
+
+export const customFetch = async (url: string, opts: RequestInit) =>
+  await undiciFetch(url, {
+    dispatcher: getProxyAgent(),
+    ...opts,
+  });
+
+export const Octokit: typeof Core &
+  Constructor<
+    {
+      paginate: PaginateInterface;
+    } & ReturnType<typeof legacyRestEndpointMethods>
+  > = Core.plugin(paginateRest, legacyRestEndpointMethods).defaults(
+  function buildDefaults(options: OctokitOptions): OctokitOptions {
+    return {
+      ...DEFAULTS,
+      ...options,
+      request: {
+        fetch: customFetch,
+        ...options.request,
+      },
+    };
+  },
+);
+
+export type Octokit = InstanceType<typeof Octokit>;