#!/bin/sh -e
### BEGIN INIT INFO
# Provides:          kmod
# Required-Start:    
# Required-Stop:     
# Should-Start:      checkroot
# Should-Stop:
# Default-Start:     S
# Default-Stop:
# Short-Description: Load the modules listed in /etc/modules.
# Description:       Load the modules listed in /etc/modules.
### END INIT INFO

# Silently exit if the kernel does not support modules.
[ -f /proc/modules ] || exit 0
[ -x /sbin/modprobe  ] || exit 0

[ -f /etc/default/rcS ] && . /etc/default/rcS
. /lib/lsb/init-functions

PATH='/usr/sbin:/usr/bin:/sbin:/bin'

case "$1" in
  start)
  ;;

  stop|restart|reload|force-reload)
  log_warning_msg "Action '$1' is meaningless for this init script"
  exit 0
  ;;

  *)
  log_success_msg "Usage: $0 start"
  exit 1
esac

load_module() {
  local module args
  module="$1"
  args="$2"

  if [ "$VERBOSE" != no ]; then
    log_action_msg "Loading kernel module $module"
    modprobe $module $args || true
  else
    modprobe $module $args > /dev/null 2>&1 || true
  fi
}

modules_files() {
  local modules_load_dirs='/etc/modules-load.d /run/modules-load.d /usr/local/lib/modules-load.d /usr/lib/modules-load.d'
  local processed=' '
  local add_etc_modules=true

  for dir in $modules_load_dirs; do
    [ -d $dir ] || continue
    for file in $(run-parts --list --regex='\.conf$' $dir 2> /dev/null || true); do
      local base=${file##*/}
      if echo -n "$processed" | grep -qF " $base "; then
        continue
      fi
      if [ "$add_etc_modules" -a -L $file \
	  -a "$(readlink -f $file)" = /etc/modules ]; then
        add_etc_modules=
      fi
      processed="$processed$base "
      echo $file
    done
  done

  if [ "$add_etc_modules" ]; then
    echo /etc/modules
  fi
}

if [ "$VERBOSE" = no ]; then
  log_action_begin_msg 'Loading kernel modules'
fi

files=$(modules_files)
if [ "$files" ] ; then
  grep -h '^[^#]' $files |
  while read module args; do
    [ "$module" ] || continue
    load_module "$module" "$args"
  done
fi

if [ "$VERBOSE" = no ]; then
  log_action_end_msg 0
fi

