From 175cf089388948672b5b4b6f9a8cf5a96a7015f2 Mon Sep 17 00:00:00 2001
From: Ian Kelling <iank@fsf.org>
Date: Mon, 9 Oct 2017 10:43:17 -0700
Subject: [PATCH] fixup systemd boot errors, add sysrq support

---
 fai/config/hooks/partition.DEFAULT | 13 +++++++++++--
 fai/config/scripts/GRUB_PC/11-ian  |  5 +++++
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/fai/config/hooks/partition.DEFAULT b/fai/config/hooks/partition.DEFAULT
index 94f6c25..ed12111 100755
--- a/fai/config/hooks/partition.DEFAULT
+++ b/fai/config/hooks/partition.DEFAULT
@@ -285,19 +285,28 @@ if $partition; then
         parted -s $dev mklabel gpt
         # MiB because parted complains about alignment otherwise.
         pcmd="parted -a optimal -s -- $dev"
-        $pcmd mkpart primary "ext3" 12MiB ${root_end}MiB
-        $pcmd mkpart primary "linux-swap" ${root_end}MiB ${swap_end}MiB
+        $pcmd mkpart primary ext3 12MiB ${root_end}MiB
+        # without naming, systemd gives us misc errors like:
+        # dev-disk-by\x2dpartlabel-primary.device: Dev dev-disk-by\x2dpartlabel-primary.device appeared twice
+        $pcmd name $rootn root
+        # normally a swap is type "linux-swap", but this is encrypted swap. using that
+        # label will confuse systemd.
+        $pcmd mkpart primary "" ${root_end}MiB ${swap_end}MiB
+        $pcmd name $swapn swap
         $pcmd mkpart primary "" ${swap_end}MiB ${disk_mib}MiB
+        $pcmd name $bootn boot
         # i only need a few k, but googling min size,
         # I found someone saying that gparted required
         # required at least 8 because of their hard drive cylinder size.
         # And 8 is still very tiny.
         $pcmd mkpart primary "ext2" 4MiB 12MiB
+        $pcmd name $grub_extn grubext
         # gpt ubuntu cloud image uses ~4 mb for this partition. fai uses 1 MiB.
         # so, I use 3, whatever.
         # note: parted manual saying cheap flash media
         # should to start at 4.
         $pcmd mkpart primary "" 1MiB 4MiB
+        $pcmd name $bios_grubn biosgrub
         $pcmd set $bios_grubn bios_grub on
         $pcmd set $bootn boot on # generally not needed on modern systems
         # the mkfs failed before on a vm, which prompted me to add
diff --git a/fai/config/scripts/GRUB_PC/11-ian b/fai/config/scripts/GRUB_PC/11-ian
index 72dc7ec..949f181 100755
--- a/fai/config/scripts/GRUB_PC/11-ian
+++ b/fai/config/scripts/GRUB_PC/11-ian
@@ -91,6 +91,11 @@ sed -ri 's/(^ *GRUB_CMDLINE_LINUX.*)quiet splash/\1/' /etc/default/grub
 # warning about it in error.log
 sed -i '/^ *GRUB_HIDDEN_TIMEOUT/d' /etc/default/grub
 update-grub2
+
+# this is usefull. Only thing reason I see this being disabled by default is
+# that a normal user can disrupt the system, eg cause a reboot.
+sed -i '$a kernel.sysrq=1
+/^kernel.sysrq=/d' /etc/sysctl.conf
 EOF
 
 
-- 
2.30.2