clevis/SOURCES/Add-rd.neednet-1-to-cmdline-only-if-there-are-device.patch
2021-09-09 15:23:14 +00:00

58 lines
1.5 KiB
Diff

From 25009adea66d3bf9b73f128273de28e532b03281 Mon Sep 17 00:00:00 2001
From: Sergio Correia <scorreia@redhat.com>
Date: Sat, 30 Nov 2019 18:23:09 -0500
Subject: [PATCH] Add rd.neednet=1 to cmdline only if there are devices bound
to tang
---
src/luks/systemd/dracut/module-setup.sh.in | 24 ++++++++++++++++++----
1 file changed, 20 insertions(+), 4 deletions(-)
diff --git a/src/luks/systemd/dracut/module-setup.sh.in b/src/luks/systemd/dracut/module-setup.sh.in
index 990bf4a..841f7a8 100755
--- a/src/luks/systemd/dracut/module-setup.sh.in
+++ b/src/luks/systemd/dracut/module-setup.sh.in
@@ -18,19 +18,35 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
+is_bound_to_tang() {
+ local dev
+ for dev in $(lsblk -p -n -s -r \
+ | awk '$6 == "crypt" { getline; print $1 }' | sort -u); do
+ if clevis luks list -d "${dev}" 2>/dev/null | grep -q tang; then
+ return 0
+ fi
+ done
+ return 1
+}
+
depends() {
- echo crypt systemd network
- return 0
+ local depends="crypt systemd"
+ if is_bound_to_tang; then
+ depends=$(printf "%s network" "${depends}")
+ fi
+ echo "${depends}"
}
-cmdline() {
+tang_cmdline() {
echo "rd.neednet=1"
}
install() {
local ret=0
- cmdline > "${initdir}/etc/cmdline.d/99clevis.conf"
+ if is_bound_to_tang; then
+ tang_cmdline > "${initdir}/etc/cmdline.d/99clevis.conf"
+ fi
inst_hook initqueue/online 60 "$moddir/clevis-hook.sh"
inst_hook initqueue/settled 60 "$moddir/clevis-hook.sh"
--
2.18.1