internal/rosa/package: migrate initramfs image

Signed-off-by: Ophestra <cat@gensokyo.uk>

3 files changed, 26 insertions, 3 deletions

diff --git a/internal/rosa/package/hakurei/package.az b/internal/rosa/package/hakurei/package.az
index d21cf282..5470b491 100644
--- a/internal/rosa/package/hakurei/package.az
+++ b/internal/rosa/package/hakurei/package.az
@@ -143,10 +143,8 @@ package earlyinit {
 	exec = generic {
 		inPlace = true;
 		build = `
-mkdir -p /work/system/libexec/hakurei/
-
 echo '# Building earlyinit.'
-go build -trimpath -v -o /work/system/libexec/hakurei -ldflags="-s -w
+go build -trimpath -v -o /work/ -ldflags="-s -w
 	-buildid=
 	-linkmode external
 	-extldflags=-static
diff --git a/internal/rosa/package/images/initramfs b/internal/rosa/package/images/initramfs
new file mode 100644
index 00000000..1a0a932f
--- /dev/null
+++ b/internal/rosa/package/images/initramfs
@@ -0,0 +1,4 @@
+dir /dev 0755 0 0
+nod /dev/null 0666 0 0 c 1 3
+nod /dev/console 0600 0 0 c 5 1
+file /init /usr/src/initramfs-image/earlyinit 0555 0 0
diff --git a/internal/rosa/package/images/package.az b/internal/rosa/package/images/package.az
new file mode 100644
index 00000000..901d1491
--- /dev/null
+++ b/internal/rosa/package/images/package.az
@@ -0,0 +1,21 @@
+package initramfs-image {
+	description = "Rosa OS initramfs image";
+	version = unversioned;
+	exclude = true;
+
+	source = earlyinit;
+	files = {
+		"initramfs";
+	};
+	exec = generic {
+		build = "gen_init_cpio "+
+			"-t 4294967295 "+
+			"-c /usr/src/initramfs | "+
+			"zstd > /work/initramfs.zst";
+	};
+
+	inputs = [
+		zstd,
+		gen_init_cpio,
+	];
+}