From 45692d4300a8bf68894438b98db231a40d4faac3 Mon Sep 17 00:00:00 2001
From: Utkarsh Gupta <utkarsh@ubuntu.com>
Date: Tue, 12 Mar 2024 13:55:46 +0530
Subject: [PATCH] Add build_name metadata to build.info file for OCI and Base
 images

Presence of this field helps in determining if the image is an
unminimized image, which then can be leveraged in the unminimize
script to easily determine the image type.
---
 live-build/auto/build | 11 +++++++++--
 live-build/functions  |  7 -------
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/live-build/auto/build b/live-build/auto/build
index 9911708f..6704327e 100755
--- a/live-build/auto/build
+++ b/live-build/auto/build
@@ -430,9 +430,16 @@ serial: $BUILDSTAMP
 EOF
 		fi
 
-		if [ "$PROJECT" = "ubuntu-oci" ]; then
+		if [ "${PROJECT}" = ubuntu-base ] || [ "${PROJECT}" = "ubuntu-oci" ]; then
 			if [ -n "$BUILDSTAMP" ]; then
-				configure_oci chroot "$BUILDSTAMP"
+				mkdir -p chroot/etc/cloud
+				cat > chroot/etc/cloud/build.info << EOF
+build_name: $PROJECT:${SUBPROJECT:}
+serial: $BUILDSTAMP
+EOF
+				if [ "${PROJECT}" = "ubuntu-oci" ]; then
+					configure_oci chroot "$BUILDSTAMP"
+				fi
 			else
 				echo "The \$BUILDSTAMP variable is empty"
 				exit 1
diff --git a/live-build/functions b/live-build/functions
index 695344eb..99c4708e 100644
--- a/live-build/functions
+++ b/live-build/functions
@@ -970,13 +970,6 @@ configure_oci() {
     Chroot ${chroot} "chmod +x /usr/sbin/policy-rc.d"
 
 
-    # Inject a build stamp into the image
-    mkdir -p ${chroot}/etc/cloud
-    cat > ${chroot}/etc/cloud/build.info << EOF
-serial: $serial
-EOF
-
-
     # https://github.com/docker/docker/blob/9a9fc01af8fb5d98b8eec0740716226fadb3735c/contrib/mkimage/debootstrap#L54-L56
     Chroot ${chroot} "dpkg-divert --local --rename --add /sbin/initctl"
     cp -a ${chroot}/usr/sbin/policy-rc.d ${chroot}/sbin/initctl