[slx-uuid] Detects and exposes system UUID

for various openslx-related scripts

1 files changed, 20 insertions, 0 deletions

diff --git a/builder/modules.d/slx-uuid/module-setup.sh b/builder/modules.d/slx-uuid/module-setup.sh
new file mode 100755
index 00000000..875c9f77
--- /dev/null
+++ b/builder/modules.d/slx-uuid/module-setup.sh
@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+check() {
+	# Tell dracut that this module should only be included if it is required
+	# explicitly.
+	if ! hash dmidecode; then
+		echo "dmidecode is missing from this system, please install it."
+		return 1
+	fi
+	return 255
+}
+depends() {
+	echo dnbd3-rootfs
+}
+install() {
+	mkdir -p "$initdir/etc/bad-uuid.d"
+	inst_simple "$moddir/bad-uuid-defaults.conf" "/etc/bad-uuid.d/bad-uuid-defaults.conf"
+	inst_multiple dmidecode head
+	inst_hook pre-mount 05 "$moddir/scripts/get-system-uuid.sh"
+	inst_hook pre-pivot 10 "$moddir/scripts/copy-system-uuid-to-newroot.sh"
+}