Add Red Hat Build of OpenJDK support (#1241)

* Add Red Hat Build of OpenJDK support

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

* Fix Red Hat tests on Windows

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

* Update compiled Red Hat distribution

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

src/distributions/distribution-factory.ts

@@ -98,6 +98,10 @@ export async function getJavaDistribution(
       const {OpenJdkDistribution} = await import('./openjdk/installer.js');
       return new OpenJdkDistribution(normalizedInstallerOptions);
     }
+    case JavaDistribution.RedHat: {
+      const {RedHatDistribution} = await import('./redhat/installer.js');
+      return new RedHatDistribution(normalizedInstallerOptions);
+    }
     default:
       return null;
   }

src/distributions/package-types.ts

@@ -17,7 +17,8 @@ export enum JavaDistribution {
   GraalVMCommunity = 'graalvm-community',
   JetBrains = 'jetbrains',
   Kona = 'kona',
-  OracleOpenJdk = 'oracle-openjdk'
+  OracleOpenJdk = 'oracle-openjdk',
+  RedHat = 'redhat'
 }
 
 export const JAVA_PACKAGE_CAPABILITIES = {
@@ -50,7 +51,8 @@ export const JAVA_PACKAGE_CAPABILITIES = {
     'jre+ft'
   ],
   [JavaDistribution.Kona]: ['jdk'],
-  [JavaDistribution.OracleOpenJdk]: ['jdk']
+  [JavaDistribution.OracleOpenJdk]: ['jdk'],
+  [JavaDistribution.RedHat]: ['jdk', 'jre']
 } as const satisfies Record<JavaDistribution, readonly string[]>;
 
 export function validateJavaPackage(

src/distributions/platform-types.ts

@@ -145,6 +145,19 @@ export const JAVA_PLATFORM_CAPABILITIES: Record<
       macos: X64_ARM64,
       windows: ['x64']
     }
+  },
+  [JavaDistribution.RedHat]: {
+    platforms: {
+      linux: [
+        'x64',
+        {architecture: 'aarch64', versionRange: '<12'},
+        {architecture: 'ppc64le', versionRange: '<12'}
+      ],
+      windows: [
+        {architecture: 'x64', versionRange: '<22'},
+        {architecture: 'x86', versionRange: '<11'}
+      ]
+    }
   }
 };
 

src/distributions/redhat/installer.ts

@@ -0,0 +1,180 @@
+import * as core from '@actions/core';
+import fs from 'fs';
+import path from 'path';
+import semver from 'semver';
+import {
+  cacheJdkDir,
+  extractJdkFile,
+  isVersionSatisfies,
+  renameWinArchive
+} from '../../util.js';
+import {JavaBase} from '../base-installer.js';
+import {
+  JavaDownloadRelease,
+  JavaInstallerOptions,
+  JavaInstallerResults
+} from '../base-models.js';
+import {
+  IDiscoPackage,
+  IDiscoPackageDetailsResponse,
+  IDiscoPackageListResponse
+} from './models.js';
+import {isAlpineLinux} from '../platform-types.js';
+
+const DISCO_API_URL = 'https://api.foojay.io/disco/v3.0';
+
+export class RedHatDistribution extends JavaBase {
+  constructor(installerOptions: JavaInstallerOptions) {
+    super('RedHat', installerOptions);
+  }
+
+  protected async findPackageForDownload(
+    range: string
+  ): Promise<JavaDownloadRelease> {
+    if (!this.stable) {
+      throw new Error('Early access versions are not supported');
+    }
+
+    const availablePackages = await this.getAvailablePackages();
+    const normalizedPackages = availablePackages
+      .map(item => ({
+        item,
+        version: this.normalizeDiscoVersion(item.java_version)
+      }))
+      .filter(
+        (item): item is {item: IDiscoPackage; version: string} =>
+          item.version !== null
+      )
+      .sort((left, right) => -semver.compareBuild(left.version, right.version));
+
+    const selectedPackage = normalizedPackages.find(item =>
+      isVersionSatisfies(range, item.version)
+    );
+    if (!selectedPackage) {
+      throw this.createVersionNotFoundError(
+        range,
+        normalizedPackages.map(item => item.version),
+        `Operating system: ${this.getOperatingSystem()}`
+      );
+    }
+
+    const detailsUrl = `${DISCO_API_URL}/ids/${selectedPackage.item.id}`;
+    const response =
+      await this.http.getJson<IDiscoPackageDetailsResponse>(detailsUrl);
+    const details = response.result?.result?.[0];
+    if (!details?.direct_download_uri) {
+      throw new Error(
+        `Foojay Disco returned no direct Red Hat download URL for package '${selectedPackage.item.id}'.`
+      );
+    }
+    const checksum = details.checksum?.trim();
+    if (details.checksum_type?.toLowerCase() !== 'sha256' || !checksum) {
+      throw new Error(
+        `Foojay Disco returned no SHA-256 checksum for Red Hat package '${selectedPackage.item.id}'.`
+      );
+    }
+
+    return {
+      version: selectedPackage.version,
+      url: details.direct_download_uri,
+      checksum: {
+        algorithm: 'sha256',
+        value: checksum,
+        source: detailsUrl
+      }
+    };
+  }
+
+  protected async downloadTool(
+    javaRelease: JavaDownloadRelease
+  ): Promise<JavaInstallerResults> {
+    core.info(
+      `Downloading Java ${javaRelease.version} (${this.distribution}) from ${javaRelease.url} ...`
+    );
+    let javaArchivePath = await this.downloadAndVerify(javaRelease);
+
+    core.info('Extracting Java archive...');
+    const archiveType = this.getArchiveType();
+    if (archiveType === 'zip') {
+      javaArchivePath = renameWinArchive(javaArchivePath);
+    }
+    const extractedJavaPath = await extractJdkFile(
+      javaArchivePath,
+      archiveType
+    );
+    const archiveName = fs.readdirSync(extractedJavaPath)[0];
+    if (!archiveName) {
+      throw new Error(
+        `The Red Hat archive for Java ${javaRelease.version} was empty.`
+      );
+    }
+    const archivePath = path.join(extractedJavaPath, archiveName);
+    const javaPath = await cacheJdkDir(
+      archivePath,
+      this.toolcacheFolderName,
+      this.getToolcacheVersionName(javaRelease.version),
+      this.architecture
+    );
+
+    return {version: javaRelease.version, path: javaPath};
+  }
+
+  private async getAvailablePackages(): Promise<IDiscoPackage[]> {
+    const operatingSystem = this.getOperatingSystem();
+    const archiveType = this.getArchiveType();
+    const query = new URLSearchParams({
+      distro: 'redhat',
+      release_status: 'ga',
+      operating_system: operatingSystem,
+      architecture: this.distributionArchitecture(),
+      package_type: this.packageType,
+      archive_type: archiveType,
+      directly_downloadable: 'true'
+    });
+    const url = `${DISCO_API_URL}/packages?${query.toString()}`;
+    const response = await this.http.getJson<IDiscoPackageListResponse>(url);
+    const packages = response.result?.result;
+    if (!Array.isArray(packages)) {
+      throw new Error(
+        `Could not fetch Red Hat package metadata from Foojay Disco: ${url}`
+      );
+    }
+
+    return packages.filter(
+      item =>
+        item.distribution === 'redhat' &&
+        item.release_status === 'ga' &&
+        item.operating_system === operatingSystem &&
+        item.architecture === this.distributionArchitecture() &&
+        item.package_type === this.packageType &&
+        item.archive_type === archiveType &&
+        item.directly_downloadable
+    );
+  }
+
+  private getOperatingSystem(alpine = isAlpineLinux()): string {
+    if (alpine) {
+      throw new Error(
+        "Distribution 'redhat' does not support Alpine Linux because Red Hat portable archives require glibc."
+      );
+    }
+    return process.platform === 'win32' ? 'windows' : 'linux';
+  }
+
+  private getArchiveType(): string {
+    return process.platform === 'win32' ? 'zip' : 'tar.xz';
+  }
+
+  private normalizeDiscoVersion(version: string): string | null {
+    let normalizedVersion = version.trim();
+    if (/^\d+\+\d+$/.test(normalizedVersion)) {
+      normalizedVersion = normalizedVersion.replace('+', '.0.0+');
+    } else if (/^\d+$/.test(normalizedVersion)) {
+      normalizedVersion = `${normalizedVersion}.0.0`;
+    } else if (/^\d+\.\d+$/.test(normalizedVersion)) {
+      normalizedVersion = `${normalizedVersion}.0`;
+    }
+
+    return semver.valid(normalizedVersion) ? normalizedVersion : null;
+  }
+}

src/distributions/redhat/models.ts

@@ -0,0 +1,28 @@
+export interface IDiscoPackage {
+  id: string;
+  archive_type: string;
+  distribution: string;
+  java_version: string;
+  release_status: string;
+  operating_system: string;
+  architecture: string;
+  package_type: string;
+  directly_downloadable: boolean;
+}
+
+export interface IDiscoPackageListResponse {
+  result: IDiscoPackage[];
+  message: string;
+}
+
+export interface IDiscoPackageDetails {
+  filename: string;
+  direct_download_uri: string;
+  checksum: string;
+  checksum_type: string;
+}
+
+export interface IDiscoPackageDetailsResponse {
+  result: IDiscoPackageDetails[];
+  message: string;
+}

src/util.ts

@@ -59,7 +59,9 @@ export async function extractJdkFile(toolPath: string, extension?: string) {
   if (!extension) {
     extension = toolPath.endsWith('.tar.gz')
       ? 'tar.gz'
-      : path.extname(toolPath);
+      : toolPath.endsWith('.tar.xz')
+        ? 'tar.xz'
+        : path.extname(toolPath);
     if (extension.startsWith('.')) {
       extension = extension.substring(1);
     }
@@ -68,6 +70,8 @@ export async function extractJdkFile(toolPath: string, extension?: string) {
   switch (extension) {
     case 'tar.gz':
       return await extractTarGz(toolPath);
+    case 'tar.xz':
+      return await tc.extractTar(toolPath, undefined, 'xJ');
     case 'tar':
       return await tc.extractTar(toolPath);
     case 'zip':