/lib/systemd/system/emergency.service is in systemd 237-3ubuntu10.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | # SPDX-License-Identifier: LGPL-2.1+
#
# 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=Emergency Shell
Documentation=man:sulogin(8)
DefaultDependencies=no
Conflicts=shutdown.target
Conflicts=rescue.service
Before=shutdown.target
Before=rescue.service
[Service]
Environment=HOME=/root
WorkingDirectory=-/root
ExecStartPre=-/bin/plymouth --wait quit
ExecStart=-/lib/systemd/systemd-sulogin-shell emergency
Type=idle
StandardInput=tty-force
StandardOutput=inherit
StandardError=inherit
KillMode=process
IgnoreSIGPIPE=no
SendSIGHUP=yes
|