Systemd/units/initrd-switch-root.service
Tom Gundersen cf84347794 initrd: add unit files needed for basic systemd-in-initrd support
This will:
 * mount all configured filesystems (typically the rootfs on /sysroot)
 * reload the configuration to pick up anything from the mounted fs (typically
   /sysroot/etc/fstab)
 * mount any newly configured filesystems (typically /usr on /sysroot/usr, if
   applicable)
 * shut-down and clean-up any daemons running in the initramfs (typically udevd)
 * switch-root to /sysroot and start the real init

For an example of what files should be included in an initramfs based on this
see
<https://mailman.archlinux.org/pipermail/arch-projects/2013-February/003628.html>.

Cc: Harald Hoyer <harald.hoyer@gmail.com>
Cc: Dave Reisner <d@falconindy.com>
2013-03-01 22:52:36 +01:00

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# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
Description=Switch Root
DefaultDependencies=no
ConditionPathExists=/etc/initrd-release
OnFailure=emergency.target
AllowIsolate=yes
[Service]
Type=oneshot
# we have to use "--force" here, otherwise systemd would umount /run
ExecStart=/usr/bin/systemctl --no-block --force switch-root /sysroot
KillMode=none