power_manager/init/systemd/powerd.service

# Copyright 2016 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

[Unit]
Description=Chromium OS power daemon
PartOf=boot-services.target
After=boot-services.target

[Service]
Type=forking
BusName=org.chromium.PowerManager
Restart=on-failure
RestartSec=10
StartLimitInterval=60s
StartLimitBurst=3

# The next section must match the settings in the powerd_directories.conf.
# The following paths are created by systemd-tmpfiles.
Environment=LOG_DIR=/var/log/power_manager
Environment=POWER_RUN_DIR=/run/power_manager/power
Environment=PREFS_DIR=/var/lib/power_manager
Environment=ROOT_RUN_DIR=/run/power_manager/root
Environment=ROOT_SPOOL_DIR=/var/spool/power_manager/root

Environment=MAX_NITS_PREF=internal_backlight_max_nits
Environment=PM_TEST_DELAY_FILE=/sys/power/pm_test_delay
Environment=VMODULE_ARG=

ExecStartPre=/usr/share/cros/init/powerd-pre-start.sh

ExecStart=/sbin/minijail0 -u power -g power -G -i  \
  --no-default-runtime-environment --              \
  /usr/bin/powerd                                  \
    --log_dir="${LOG_DIR}"                         \
    --run_dir="${POWER_RUN_DIR}"                   \
    --vmodule="${VMODULE_ARG}"                     \
    >/var/log/powerd.out 2>&1