ubuntu-22.04-arm64 and ubuntu-24.04-arm64 support is complete

* *-head builds just need to complete.

.github/workflows/test.yml

@@ -17,7 +17,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ ubuntu-20.04, ubuntu-22.04, ubuntu-24.04, macos-13, macos-14, macos-15, windows-2019, windows-2022, windows-2025 ]
+        os: [ ubuntu-20.04, ubuntu-22.04, ubuntu-24.04, ubuntu-22.04-arm, ubuntu-24.04-arm, macos-13, macos-14, macos-15, windows-2019, windows-2022, windows-2025 ]
         ruby: [
           '1.9', '2.0', '2.1', '2.2', '2.3', '2.4', '2.5', '2.6', '2.7', '3.0', '3.1', '3.2', '3.3', '3.4', ruby-head,
           jruby, jruby-head,
@@ -54,6 +54,15 @@ jobs:
         - { os: macos-15, ruby: '2.3' }
         - { os: macos-15, ruby: '2.4' }
         - { os: macos-15, ruby: '2.5' }
+        # These old Rubies fail to compile or segfault on Linux arm64
+        - { os: ubuntu-22.04-arm, ruby: '1.9' }
+        - { os: ubuntu-22.04-arm, ruby: '2.0' }
+        - { os: ubuntu-22.04-arm, ruby: '2.1' }
+        - { os: ubuntu-22.04-arm, ruby: '2.2' }
+        - { os: ubuntu-24.04-arm, ruby: '1.9' }
+        - { os: ubuntu-24.04-arm, ruby: '2.0' }
+        - { os: ubuntu-24.04-arm, ruby: '2.1' }
+        - { os: ubuntu-24.04-arm, ruby: '2.2' }
         # Windows (note: previews are not available on Windows)
         - { os: windows-2019, ruby: '1.9' }
         - { os: windows-2022, ruby: '1.9' }

README.md

@@ -46,7 +46,7 @@ The action works on these [GitHub-hosted runners](https://docs.github.com/en/act
 
 | Operating System | Supported |
 | ---------------- | --------- |
-| Ubuntu  | `ubuntu-20.04`, `ubuntu-22.04`, `ubuntu-24.04` |
+| Ubuntu  | `ubuntu-20.04`, `ubuntu-22.04`, `ubuntu-24.04`, `ubuntu-22.04-arm`, `ubuntu-24.04-arm` |
 | macOS   | `macos-13` and newer versions |
 | Windows | `windows-2019`, `windows-2022` |
 

common.js

@@ -165,7 +165,9 @@ export async function hashFile(file) {
 const GitHubHostedPlatforms = [
   'ubuntu-20.04-x64',
   'ubuntu-22.04-x64',
+  'ubuntu-22.04-arm64',
   'ubuntu-24.04-x64',
+  'ubuntu-24.04-arm64',
   'windows-2019-x64',
   'windows-2022-x64',
   'windows-2025-x64',

dist/index.js

@@ -484,7 +484,9 @@ async function hashFile(file) {
 const GitHubHostedPlatforms = [
   'ubuntu-20.04-x64',
   'ubuntu-22.04-x64',
+  'ubuntu-22.04-arm64',
   'ubuntu-24.04-x64',
+  'ubuntu-24.04-arm64',
   'windows-2019-x64',
   'windows-2022-x64',
   'windows-2025-x64',
@@ -74085,7 +74087,7 @@ async function downloadAndExtract(platform, engine, version, rubyPrefix) {
 }
 
 function getDownloadURL(platform, engine, version) {
-  let builderPlatform = platform
+  let builderPlatform = null
   if (platform.startsWith('windows-') && os.arch() === 'x64') {
     builderPlatform = 'windows-latest'
   } else if (platform.startsWith('macos-')) {
@@ -74094,6 +74096,16 @@ function getDownloadURL(platform, engine, version) {
     } else if (os.arch() === 'arm64') {
       builderPlatform = 'macos-13-arm64'
     }
+  } else if (platform.startsWith('ubuntu-')) {
+    if (os.arch() === 'x64') {
+      builderPlatform = platform
+    } else if (os.arch() === 'arm64') {
+      builderPlatform = `${platform}-arm64`
+    }
+  }
+
+  if (builderPlatform === null) {
+    throw new Error(`Unknown download URL for platform ${platform}`)
   }
 
   if (common.isHeadVersion(version)) {

ruby-builder.js

@@ -91,7 +91,7 @@ async function downloadAndExtract(platform, engine, version, rubyPrefix) {
 }
 
 function getDownloadURL(platform, engine, version) {
-  let builderPlatform = platform
+  let builderPlatform = null
   if (platform.startsWith('windows-') && os.arch() === 'x64') {
     builderPlatform = 'windows-latest'
   } else if (platform.startsWith('macos-')) {
@@ -100,6 +100,16 @@ function getDownloadURL(platform, engine, version) {
     } else if (os.arch() === 'arm64') {
       builderPlatform = 'macos-13-arm64'
     }
+  } else if (platform.startsWith('ubuntu-')) {
+    if (os.arch() === 'x64') {
+      builderPlatform = platform
+    } else if (os.arch() === 'arm64') {
+      builderPlatform = `${platform}-arm64`
+    }
+  }
+
+  if (builderPlatform === null) {
+    throw new Error(`Unknown download URL for platform ${platform}`)
   }
 
   if (common.isHeadVersion(version)) {