From de01946ae16cbcb8cb67b419c3d2c2402badddf3 Mon Sep 17 00:00:00 2001
From: andytson-inviqa <andytson-inviqa@users.noreply.github.com>
Date: Fri, 19 Nov 2021 17:29:07 +0000
Subject: [PATCH] Fetch the correct architecture mutagen binary for the host
 (#10)

In MacOS M1's case though arm64 is the host architecture, but support linux aarch64 still (MacOS intel is x86_64)
---
 harness/scripts/latest-mutagen-release.php | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/harness/scripts/latest-mutagen-release.php b/harness/scripts/latest-mutagen-release.php
index b5ace9c..aa84bbb 100644
--- a/harness/scripts/latest-mutagen-release.php
+++ b/harness/scripts/latest-mutagen-release.php
@@ -22,9 +22,19 @@
     throw new Exception('Could not find latest stable release.');
 }
 
+$goArchMap = [
+    'i386' => '386',
+    'x86_64' => 'amd64',
+    'aarch64' => 'arm64',
+    'armv7l' => 'arm',
+    'armv6l' => 'arm',
+];
+
 $osFamily = strtolower(PHP_OS_FAMILY);
-$releaseAssets = array_filter($latestStableRelease['assets'], function ($asset) use ($osFamily) {
-    return preg_match("/^mutagen_.*${osFamily}.*amd64.*/", $asset['name']) > 0;
+$hostArch = php_uname('m');
+$goArch = $goArchMap[php_uname('m')] ?? $hostArch;
+$releaseAssets = array_filter($latestStableRelease['assets'], function ($asset) use ($osFamily, $goArch) {
+    return preg_match("/^mutagen_.*${osFamily}.*${goArch}.*/", $asset['name']) > 0;
 });
 $releaseAsset = reset($releaseAssets);
 if (!$releaseAsset) {