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#!/bin/sh
# Copyright (C) 2009-2010 OpenWrt.org
# Copyright (C) 2010 Vertical Communications
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
. /lib/functions/block.sh
blkdev=`dirname $DEVPATH`
if [ `basename $blkdev` != "block" ]; then
device=`basename $DEVPATH`
case "$ACTION" in
add)
local autoswap_from_fstab
local automount_from_fstab
local from_fstab
local anon_mount
local anon_swap
local anon_fsck
local mds_mount_device
local sds_swap_device
local sds_swap_enabled
local use_device
local do_swap=0
mount_dev_section_cb() {
mds_mount_device="$3"
}
swap_dev_section_cb() {
sds_swap_device="$2"
sds_swap_enabled="$3"
return 0
}
config_get_automount
automount_from_fstab="$from_fstab"
[ "$automount_from_fstab" -eq 1 ] && {
config_get_mount_section_by_device "/dev/$device"
}
# skip trying swap if this device is defined as a mount point
[ -z "$mds_mount_device" ] && {
config_get_autoswap
autoswap_from_fstab="$from_fstab"
[ "$autoswap_from_fstab" -eq 1 ] && {
config_get_swap_section_by_device "/dev/$device"
use_device="$sds_swap_device"
do_swap="$sds_swap_enabled"
}
[ -z "$use_device" ] && [ "$anon_swap" -eq 1 ] && {
use_device="/dev/$device" && do_swap=1
}
}
[ -n "$use_device" ] && [ "$do_swap" -eq 1 ] && {
grep -q "$use_device" /proc/swaps || grep -q "$use_device" /proc/mounts || {
swapon "$use_device"
}
}
reset_dev_section_cb
;;
remove)
grep -q "/dev/$device" /proc/swaps && {
swapoff "/dev/$device"
}
;;
esac
fi
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