powerd.conf

# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

description   "Start the Chromium OS power daemon"
author        "chromium-os-dev@chromium.org"

start on started boot-services
stop on stopping boot-services
respawn
respawn limit 3 10  # if the job respawns 3 times in 10 seconds, stop trying.

env LOG_DIR=/var/log/power_manager
# TODO(derat): Just use /var/run/power_manager after there isn't a portion
# of the power manager running as root: http://crosbug.com/36510
env RUN_DIR=/var/run/power_manager/power
env PREFS_DIR=/var/lib/power_manager
env DEFAULT_PREFS_DIR=/usr/share/power_manager

pre-start script
  mkdir -p ${LOG_DIR}
  chown power:power ${LOG_DIR}
  # TODO(derat): Stop doing this sometime around 27, after we're pretty
  # confident that the old chronos-owned symlink has been removed.
  rm -f ${LOG_DIR}/powerd.LATEST

  mkdir -p ${RUN_DIR}
  chown -R power:power ${RUN_DIR}

  mkdir -p ${PREFS_DIR}
  # TODO(derat): Remove chronos writability after giving Chrome a better
  # way to set prefs than by writing into powerd's prefs directory:
  # http://crosbug.com/36889
  chown -R power:chronos ${PREFS_DIR}
  chmod 770 ${PREFS_DIR}
  if [ -e ${PREFS_DIR}/lock_on_idle_suspend ]; then
    chown chronos:chronos ${PREFS_DIR}/lock_on_idle_suspend
  fi
end script

# Note that we need the full path to powerd because minijail doesn't look
# at $PATH.
exec minijail0 -u power -g power -G --        \
  /usr/bin/powerd                             \
    --prefs_dir=${PREFS_DIR}                  \
    --default_prefs_dir=${DEFAULT_PREFS_DIR}  \
    --log_dir=${LOG_DIR}                      \
    --run_dir=${RUN_DIR}                      \
    >/var/log/powerd.out 2>&1