dracut-shutdown now executes the unpacking on ExecStop

To ensure that unpacking happens before any boot.automount is stopped,
let dracut-shutdown start as a sysinit.target service and unpack on
ExecStop.

Makefile

@@ -125,9 +125,9 @@ endif
 	if [ -n "$(systemdsystemunitdir)" ]; then \
 		mkdir -p $(DESTDIR)$(systemdsystemunitdir); \
 		ln -srf $(DESTDIR)$(pkglibdir)/modules.d/98systemd/dracut-shutdown.service $(DESTDIR)$(systemdsystemunitdir)/dracut-shutdown.service; \
-		mkdir -p $(DESTDIR)$(systemdsystemunitdir)/shutdown.target.wants; \
+		mkdir -p $(DESTDIR)$(systemdsystemunitdir)/sysinit.target.wants; \
 		ln -s ../dracut-shutdown.service \
-		$(DESTDIR)$(systemdsystemunitdir)/shutdown.target.wants/dracut-shutdown.service; \
+		$(DESTDIR)$(systemdsystemunitdir)/sysinit.target.wants/dracut-shutdown.service; \
 		mkdir -p $(DESTDIR)$(systemdsystemunitdir)/initrd.target.wants; \
 		for i in \
 		    dracut-cmdline.service \

dracut.spec

@@ -399,7 +399,7 @@ rm -rf -- $RPM_BUILD_ROOT
 %dir %{_sharedstatedir}/initramfs
 %if %{defined _unitdir}
 %{_unitdir}/dracut-shutdown.service
-%{_unitdir}/shutdown.target.wants/dracut-shutdown.service
+%{_unitdir}/sysinit.target.wants/dracut-shutdown.service
 %{_unitdir}/dracut-cmdline.service
 %{_unitdir}/dracut-initqueue.service
 %{_unitdir}/dracut-mount.service

modules.d/98systemd/dracut-shutdown.service

@@ -6,15 +6,15 @@
 #  (at your option) any later version.
 
 [Unit]
-Description=Restore /run/initramfs
+Description=Restore /run/initramfs on shutdown
 Documentation=man:dracut-shutdown.service(8)
-After=getty@tty1.service display-manager.service
+After=local-fs.target
+Wants=local-fs.target
 Before=systemd-reboot.service shutdown.target
 DefaultDependencies=no
 ConditionPathExists=/run/initramfs/.need_shutdown
 ConditionPathExists=!/run/initramfs/bin/sh
 
 [Service]
-ExecStart=-/usr/lib/dracut/dracut-initramfs-restore
-Type=oneshot
-RemainAfterExit=yes
+ExecStart=/bin/true
+ExecStop=/usr/lib/dracut/dracut-initramfs-restore