From 1e2b5c305e79ac6998d4d59f64c6dee285214057 Mon Sep 17 00:00:00 2001
From: Andrew Ammerlaan <andrewammerlaan@gentoo.org>
Date: Fri, 3 May 2024 20:41:13 +0200
Subject: [PATCH] fix(35-network-manager): let the kernel generate a UUID for
 /etc/machine-id

This allows the module to work without systemd.

See-also: https://github.com/dracutdevs/dracut/pull/534
Bug: https://bugs.gentoo.org/677554
Co-authored-by: Mike Gilbert <floppym@gentoo.org>
Signed-off-by: Andrew Ammerlaan <andrewammerlaan@gentoo.org>
---
 modules.d/35network-manager/module-setup.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/modules.d/35network-manager/module-setup.sh b/modules.d/35network-manager/module-setup.sh
index a813bf5b5..67144f36f 100755
--- a/modules.d/35network-manager/module-setup.sh
+++ b/modules.d/35network-manager/module-setup.sh
@@ -72,7 +72,9 @@ install() {
     elif ! [[ -e "$initdir/etc/machine-id" ]]; then
         # The internal DHCP client silently fails if we
         # have no machine-id
-        systemd-machine-id-setup --root="$initdir"
+        local UUID
+        UUID=$(< /proc/sys/kernel/random/uuid)
+        echo "${UUID//-/}" > "$initdir/etc/machine-id"
     fi
 
     # We don't install the ifcfg files from the host automatically.