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dracut/0008-shutdown-on-demand.patch
Harald Hoyer 9d87a2b3b5 update to latest git
2012-02-13 07:11:06 +01:00

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From fb67e4aa36948b3ed1208bf963da5569d1b13409 Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Fri, 10 Feb 2012 11:14:42 +0100
Subject: [PATCH] shutdown on demand
Do not save and restore the initramfs, but instead, just unpack the
default initramfs for shutdown on shutdown.
---
Makefile | 9 +++------
dracut-backup.service | 15 ---------------
dracut-initramfs-backup.sh | 22 ----------------------
dracut-initramfs-restore.sh | 10 ++++++++++
dracut-restore.service | 18 ------------------
dracut-shutdown.service | 18 ++++++++++++++++++
dracut.conf.d/fedora.conf.example | 1 -
dracut.spec | 2 +-
modules.d/90crypt/cryptroot-ask.sh | 1 +
modules.d/90dmraid/dmraid.sh | 1 +
modules.d/90dmsquash-live/dmsquash-live-root | 2 ++
modules.d/90lvm/lvm_scan.sh | 2 ++
modules.d/90mdraid/mdraid-cleanup.sh | 4 ++--
modules.d/90multipath/multipathd.sh | 1 +
modules.d/95fcoe/fcoe-up | 2 ++
modules.d/95iscsi/iscsiroot | 2 ++
modules.d/95nbd/nbdroot | 1 +
modules.d/95nfs/nfsroot | 2 +-
modules.d/98usrmount/mount-usr.sh | 10 ++++++++++
modules.d/99base/dracut-lib.sh | 4 ++++
20 files changed, 61 insertions(+), 66 deletions(-)
delete mode 100644 dracut-backup.service
delete mode 100644 dracut-initramfs-backup.sh
create mode 100644 dracut-initramfs-restore.sh
delete mode 100644 dracut-restore.service
create mode 100644 dracut-shutdown.service
diff --git a/Makefile b/Makefile
index 09e87c8..99279ac 100644
--- a/Makefile
+++ b/Makefile
@@ -40,7 +40,7 @@ install: doc
mkdir -p $(DESTDIR)$(sysconfdir)/dracut.conf.d
install -m 0755 dracut-functions $(DESTDIR)$(pkglibdir)/dracut-functions
install -m 0755 dracut-logger $(DESTDIR)$(pkglibdir)/dracut-logger
- install -m 0755 dracut-initramfs-backup.sh $(DESTDIR)$(pkglibdir)/dracut-initramfs-backup
+ install -m 0755 dracut-initramfs-restore.sh $(DESTDIR)$(pkglibdir)/dracut-initramfs-restore
cp -arx modules.d $(DESTDIR)$(pkglibdir)
install -m 0644 dracut.8 $(DESTDIR)$(mandir)/man8/dracut.8
install -m 0644 dracut-catimages.8 $(DESTDIR)$(mandir)/man8/dracut-catimages.8
@@ -50,12 +50,9 @@ install: doc
ln -s dracut.cmdline.7 $(DESTDIR)$(mandir)/man7/dracut.kernel.7
if [ -n "$(systemdsystemunitdir)" ]; then \
mkdir -p $(DESTDIR)$(systemdsystemunitdir); \
- install -m 0644 dracut-backup.service $(DESTDIR)$(systemdsystemunitdir); \
- install -m 0644 dracut-restore.service $(DESTDIR)$(systemdsystemunitdir); \
- mkdir -p $(DESTDIR)$(systemdsystemunitdir)/sysinit.target.wants; \
+ install -m 0644 dracut-shutdown.service $(DESTDIR)$(systemdsystemunitdir); \
mkdir -p $(DESTDIR)$(systemdsystemunitdir)/reboot.target.wants; \
- ln -s ../dracut-backup.service $(DESTDIR)$(systemdsystemunitdir)/sysinit.target.wants/dracut-backup.service; \
- ln -s ../dracut-restore.service $(DESTDIR)$(systemdsystemunitdir)/reboot.target.wants/dracut-restore.service; \
+ ln -s ../dracut-shutdown.service $(DESTDIR)$(systemdsystemunitdir)/reboot.target.wants/dracut-shutdown.service; \
fi
clean:
diff --git a/dracut-backup.service b/dracut-backup.service
deleted file mode 100644
index 69110eb..0000000
--- a/dracut-backup.service
+++ /dev/null
@@ -1,15 +0,0 @@
-# This file is part of systemd.
-#
-# systemd is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-
-[Unit]
-Description=Save /run/initramfs
-ConditionPathExists=/run/initramfs
-
-[Service]
-ExecStart=/usr/lib/dracut/dracut-initramfs-backup backup
-Type=oneshot
-RemainAfterExit=yes
diff --git a/dracut-initramfs-backup.sh b/dracut-initramfs-backup.sh
deleted file mode 100644
index 7320d40..0000000
--- a/dracut-initramfs-backup.sh
+++ /dev/null
@@ -1,22 +0,0 @@
-#!/bin/sh
-# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
-# ex: ts=8 sw=4 sts=4 et filetype=sh
-
-set -e
-cd /run/initramfs
-
-if [ "x$1" = "xbackup" ]; then
- compress="gzip"
- command -v pigz > /dev/null 2>&1 && compress="pigz"
- find . |cpio -H newc -o --quiet \
- | pigz > /var/lib/initramfs/_run_initramfs-backup.cpio.gz
- mv -f /var/lib/initramfs/_run_initramfs-backup.cpio.gz \
- /var/lib/initramfs/run_initramfs-backup.cpio.gz
- rm -fr etc bin lib lib64 sbin shutdown tmp usr var
- > .backuped
-elif [ "x$1" = "xrestore" ]; then
- [ -f .backuped -a -f /var/lib/initramfs/run_initramfs-backup.cpio.gz ] || exit 1
- zcat /var/lib/initramfs/run_initramfs-backup.cpio.gz | cpio -id >/dev/null 2>&1
- rm .backuped
- rm -f /var/lib/initramfs/run_initramfs-backup.cpio.gz
-fi
diff --git a/dracut-initramfs-restore.sh b/dracut-initramfs-restore.sh
new file mode 100644
index 0000000..26b698b
--- /dev/null
+++ b/dracut-initramfs-restore.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
+# ex: ts=8 sw=4 sts=4 et filetype=sh
+
+set -e
+cd /run/initramfs
+IMG="/boot/initramfs-$(uname -r).img"
+[ -f .need_shutdown -a -f "$IMG" ] || exit 1
+zcat "$IMG" | cpio -id >/dev/null 2>&1
+rm .need_shutdown
diff --git a/dracut-restore.service b/dracut-restore.service
deleted file mode 100644
index 3a07efe..0000000
--- a/dracut-restore.service
+++ /dev/null
@@ -1,18 +0,0 @@
-# This file is part of systemd.
-#
-# systemd is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-
-[Unit]
-Description=Restore /run/initramfs
-After=getty@tty1.service prefdm.service
-Before=reboot.service
-DefaultDependencies=no
-ConditionPathExists=/run/initramfs/.backuped
-
-[Service]
-ExecStart=/usr/lib/dracut/dracut-initramfs-backup restore
-Type=oneshot
-RemainAfterExit=yes
\ No newline at end of file
diff --git a/dracut-shutdown.service b/dracut-shutdown.service
new file mode 100644
index 0000000..4f06e35
--- /dev/null
+++ b/dracut-shutdown.service
@@ -0,0 +1,18 @@
+# This file is part of systemd.
+#
+# systemd is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+
+[Unit]
+Description=Restore /run/initramfs
+After=getty@tty1.service prefdm.service
+Before=reboot.service
+DefaultDependencies=no
+ConditionPathExists=/run/initramfs/.need_shutdown
+
+[Service]
+ExecStart=/usr/lib/dracut/dracut-initramfs-restore
+Type=oneshot
+RemainAfterExit=yes
diff --git a/dracut.conf.d/fedora.conf.example b/dracut.conf.d/fedora.conf.example
index 45063c6..adfecc8 100644
--- a/dracut.conf.d/fedora.conf.example
+++ b/dracut.conf.d/fedora.conf.example
@@ -5,6 +5,5 @@ i18n_vars="/etc/sysconfig/keyboard:KEYTABLE-KEYMAP /etc/sysconfig/i18n:SYSFONT-F
add_dracutmodules+=" rpmversion "
omit_dracutmodules+=" dash "
stdloglvl=3
-prefix=/run/initramfs
realinitpath="/usr/lib/systemd/systemd"
install_items+=" vi /etc/virc ps grep cat rm openvt "
diff --git a/dracut.spec b/dracut.spec
index 6efd553..304f1f3 100644
--- a/dracut.spec
+++ b/dracut.spec
@@ -223,7 +223,7 @@ rm -rf $RPM_BUILD_ROOT
%dir %{dracutlibdir}/modules.d
%{dracutlibdir}/dracut-functions
%{dracutlibdir}/dracut-logger
-%{dracutlibdir}/dracut-initramfs-backup
+%{dracutlibdir}/dracut-initramfs-restore
%config(noreplace) /etc/dracut.conf
%if 0%{?fedora} || 0%{?suse_version} || 0%{?rhel} > 6
%config /etc/dracut.conf.d/01-dist.conf
diff --git a/modules.d/90crypt/cryptroot-ask.sh b/modules.d/90crypt/cryptroot-ask.sh
index 6a95dc2..aba1331 100755
--- a/modules.d/90crypt/cryptroot-ask.sh
+++ b/modules.d/90crypt/cryptroot-ask.sh
@@ -117,6 +117,7 @@ unset device luksname luksfile
# mark device as asked
>> /tmp/cryptroot-asked-$2
+need_shutdown
udevsettle
exit 0
diff --git a/modules.d/90dmraid/dmraid.sh b/modules.d/90dmraid/dmraid.sh
index feff516..574dc3b 100755
--- a/modules.d/90dmraid/dmraid.sh
+++ b/modules.d/90dmraid/dmraid.sh
@@ -40,3 +40,4 @@ else
done
fi
+need_shutdown
diff --git a/modules.d/90dmsquash-live/dmsquash-live-root b/modules.d/90dmsquash-live/dmsquash-live-root
index d9fcc43..e3606cf 100755
--- a/modules.d/90dmsquash-live/dmsquash-live-root
+++ b/modules.d/90dmsquash-live/dmsquash-live-root
@@ -206,4 +206,6 @@ fi
ln -s /dev/mapper/live-rw /dev/root
printf '/bin/mount %s /dev/mapper/live-rw %s\n' "$ROOTFLAGS" "$NEWROOT" > $hookdir/mount/01-$$-live.sh
+need_shutdown
+
exit 0
diff --git a/modules.d/90lvm/lvm_scan.sh b/modules.d/90lvm/lvm_scan.sh
index 3c0094e..104565f 100755
--- a/modules.d/90lvm/lvm_scan.sh
+++ b/modules.d/90lvm/lvm_scan.sh
@@ -126,3 +126,5 @@ if [ "$lvmwritten" ]; then
rm -f /etc/lvm/lvm.conf
fi
unset lvmwritten
+
+need_shutdown
diff --git a/modules.d/90mdraid/mdraid-cleanup.sh b/modules.d/90mdraid/mdraid-cleanup.sh
index 3ffa2d3..2e8a389 100755
--- a/modules.d/90mdraid/mdraid-cleanup.sh
+++ b/modules.d/90mdraid/mdraid-cleanup.sh
@@ -13,11 +13,11 @@ for md in /dev/md[0-9_]*; do
containers="$containers $md"
continue
fi
- mdadm -S "$md" >/dev/null 2>&1
+ mdadm -S "$md" >/dev/null 2>&1 || need_shutdown
done
for md in $containers; do
- mdadm -S "$md" >/dev/null 2>&1
+ mdadm -S "$md" >/dev/null 2>&1 || need_shutdown
done
unset containers udevinfo
diff --git a/modules.d/90multipath/multipathd.sh b/modules.d/90multipath/multipathd.sh
index 4d8935f..6d6eb99 100755
--- a/modules.d/90multipath/multipathd.sh
+++ b/modules.d/90multipath/multipathd.sh
@@ -5,6 +5,7 @@
if [ -e /etc/multipath.conf ]; then
modprobe dm-multipath
multipathd -B || multipathd
+ need_shutdown
else
rm /etc/udev/rules.d/??-multipath.rules 2>/dev/null
fi
diff --git a/modules.d/95fcoe/fcoe-up b/modules.d/95fcoe/fcoe-up
index 5c5bdb5..1e1bcf5 100755
--- a/modules.d/95fcoe/fcoe-up
+++ b/modules.d/95fcoe/fcoe-up
@@ -46,3 +46,5 @@ elif [ "$netdriver" = "bnx2x" ]; then
else
echo -n "$netif" > /sys/module/fcoe/parameters/create
fi
+
+need_shutdown
diff --git a/modules.d/95iscsi/iscsiroot b/modules.d/95iscsi/iscsiroot
index e7bac74..d8f7c8f 100755
--- a/modules.d/95iscsi/iscsiroot
+++ b/modules.d/95iscsi/iscsiroot
@@ -205,6 +205,8 @@ else
handle_netroot $iroot
fi
+need_shutdown
+
# now we have a root filesystem somewhere in /dev/sda*
# let the normal block handler handle root=
exit 0
diff --git a/modules.d/95nbd/nbdroot b/modules.d/95nbd/nbdroot
index 1fb2140..e20b4e4 100755
--- a/modules.d/95nbd/nbdroot
+++ b/modules.d/95nbd/nbdroot
@@ -107,4 +107,5 @@ fi
# NBD doesn't emit uevents when it gets connected, so kick it
echo change > /sys/block/nbd0/uevent
udevadm settle
+need_shutdown
exit 0
diff --git a/modules.d/95nfs/nfsroot b/modules.d/95nfs/nfsroot
index 2103e24..764971b 100755
--- a/modules.d/95nfs/nfsroot
+++ b/modules.d/95nfs/nfsroot
@@ -106,4 +106,4 @@ echo 'settle_exit_if_exists="--exit-if-exists=/dev/root"; rm "$job"' > $hookdir/
# force udevsettle to break
> $hookdir/initqueue/work
-
+need_shutdown
diff --git a/modules.d/98usrmount/mount-usr.sh b/modules.d/98usrmount/mount-usr.sh
index 5139c7a..9998624 100755
--- a/modules.d/98usrmount/mount-usr.sh
+++ b/modules.d/98usrmount/mount-usr.sh
@@ -11,6 +11,16 @@ mount_usr()
# check, if we have to mount the /usr filesystem
while read _dev _mp _fs _opts _rest; do
if [ "$_mp" = "/usr" ]; then
+ case "$_dev" in
+ LABEL=*)
+ _dev="$(echo $_dev | sed 's,/,\\x2f,g')"
+ _dev="/dev/disk/by-label/${_dev#LABEL=}"
+ ;;
+ UUID=*)
+ _dev="${_dev#block:}"
+ _dev="/dev/disk/by-uuid/${_dev#UUID=}"
+ ;;
+ esac
echo "$_dev ${NEWROOT}${_mp} $_fs ${_opts} $_rest"
_usr_found="1"
break
diff --git a/modules.d/99base/dracut-lib.sh b/modules.d/99base/dracut-lib.sh
index 4897a3d..6b70adf 100755
--- a/modules.d/99base/dracut-lib.sh
+++ b/modules.d/99base/dracut-lib.sh
@@ -738,3 +738,7 @@ killproc() {
fi
done
}
+
+need_shutdown() {
+ >/run/initramfs/.need_shutdown
+}
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