camera/common/init/cros-camera-algo.conf

# Copyright 2017 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

description   "Start camera algorithm service"
author        "chromium-os-dev@chromium.org"

start on started system-services
stop on stopping system-services

# Make the camera jobs killable, because if it has a leak it's better to restart
# it than to OOM-panic.
oom score 0

expect fork
respawn
respawn limit 10 5

env SECCOMP_POLICY_FILE=/usr/share/policy/cros-camera-algo-seccomp.policy
env CAMERA_LIBFS_PATH=/usr/share/cros-camera/libfs
env FORCE_STOP_CROS_CAMERA_ALGO_PATH=/run/camera/force_stop_cros_camera_algo

pre-start script
  set -x

  # Stop the service if there is no mipi camera.
  if [ -f "${FORCE_STOP_CROS_CAMERA_ALGO_PATH}" ]; then
    stop
    exit 0
  fi

  # Run the board-specific setup hooks, if any.
  sh /etc/camera/setup-hooks-algo.sh || true
end script

post-start script
  # Run the board-specific hooks, if any.
  sh /etc/camera/post-start-hooks-algo.sh || true
end script

script
  # Start constructing minijail0 args...
  args=""

  # Use Minijail config file.
  args="$args --config /usr/share/minijail/cros-camera-algo.conf"

  # Bind mount camera libraries.
  args="$args -b ${CAMERA_LIBFS_PATH}"

  # Drop privileges and set seccomp filter.
  args="$args -n -S ${SECCOMP_POLICY_FILE}"
  args="$args -- /usr/bin/cros_camera_algo"

  exec minijail0 $args
end script