From 3d17f4b4fde9db58d2798a4f0329df4af1b47d4a Mon Sep 17 00:00:00 2001
From: Cees-Jan Kiewiet <github@ceesjankiewiet.nl>
Date: Mon, 13 Jan 2025 22:30:37 +0100
Subject: [PATCH] Pass labels from image to manifest

Also fix a duplication bug which will reduce the amount of push builds we're doing
---
 utils/create-manifest-command.php | 30 +++++++++++++++++++++---------
 1 file changed, 21 insertions(+), 9 deletions(-)

diff --git a/utils/create-manifest-command.php b/utils/create-manifest-command.php
index b1b0fe6..59528ec 100644
--- a/utils/create-manifest-command.php
+++ b/utils/create-manifest-command.php
@@ -11,21 +11,33 @@
 
 foreach (array_unique(
     array_map(
-        static fn (string $tag): string => str_replace(
-            array_map(
-                static fn (string $tag): string => '-' . $tag,
-                $archs
+        static fn (string $tag): string => trim(
+            str_replace(
+                array_map(
+                    static fn (string $tag): string => '-' . $tag,
+                    $archs
+                ),
+                '',
+                $tag,
             ),
-            '',
-            $tag,
         ),
         file('tags-to-push.list')
     )
 ) as $image) {
-    $dockerFilename = 'docker-file-' . md5($argv[1] . "/" . trim($image));
-    file_put_contents($dockerFilename, 'FROM ' . $argv[1] . "/" . trim($image) . '-${TARGETARCH}');
+    $labels = [];
+    $imageName = $argv[1] . "/" . trim($image);
 
-    file_put_contents('./command.sh', "\ndocker buildx build -f " . $dockerFilename . " --platform=linux/" . implode(",linux/", $archs) . " -t \"" . $argv[1] . "/" . trim($image) . "\" --push .\n", \FILE_APPEND);
+    $jsonString = null;
+    exec('docker inspect --format=\'{{json .Config.Labels}}\' ' . $imageName . '-' . $archs[0], $jsonString);
+    $json = json_decode($jsonString[0], true);
+    foreach ($json as $labelKey => $labelValue) {
+        $labels[] = '--label ' . $labelKey . '="' . $labelValue . '"';
+    }
+
+    $dockerFilename = 'docker-file-' . md5($imageName);
+    file_put_contents($dockerFilename, 'FROM ' . $imageName . '-${TARGETARCH}');
+
+    file_put_contents('./command.sh', "\ndocker buildx build " . implode(' ', $labels) . " -f " . $dockerFilename . " --platform=linux/" . implode(",linux/", $archs) . " -t \"" . $imageName . "\" --push .\n", \FILE_APPEND);
 }
 
 file_put_contents(