lorgnette/init/lorgnette.conf

# Copyright 2020 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

description     "Daemon for managing scanners via SANE"
author          "chromium-os-dev@chromium.org"

# Lorgnette can recover by restarting.
oom score -100

expect fork
console none

# This daemon is started by D-Bus service activation configured in
# dbus_service/org.chromium.lorgnette.service.
stop on stopping ui

pre-start script
  # Check if ui is still running before starting lorgnette.
  # This is to prevent new dbus-activated instances from getting started once
  # the system is beginning to shut down.
  if ! initctl status ui | grep -q running; then
    stop
    exit 0
  fi

  # Run this here instead of a tmpfiles clause because we want to also
  # pass --clean.
  systemd-tmpfiles --create --remove --clean /usr/lib/tmpfiles.d/lorgnette.conf
end script

exec syslog-cat --identifier="${UPSTART_JOB}" -- \
    minijail0 --config /usr/share/minijail/lorgnette.conf \
    -- /usr/bin/lorgnette

# Wait for daemon to claim its D-Bus name before transitioning to started.
post-start exec minijail0 -u saned -g scanner /usr/bin/gdbus \
    wait --system --timeout 15 org.chromium.lorgnette