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|
#! /bin/bash
#
# random init script to setup /udev
#
# chkconfig: 2345 20 80
# description: manage user-space device nodes in /udev
. /etc/rc.d/init.d/functions
udev_dir=/udev
sysfs_dir=/sys
bin=/sbin/udev
case "$1" in
start)
if [ ! -d $udev_dir ]; then
mkdir $udev_dir
fi
if [ ! -d $sysfs_dir ]; then
exit 1
fi
# propogate /udev from /sys - we only need this while we do not
# have initramfs and an early user-space with which to do early
# device bring up
action "Creating initial udev device nodes: " /bin/true
export ACTION=add
# add tty devices
for i in ${sysfs_dir}/class/tty/*; do
export DEVPATH="/"`echo $i | cut --delimiter='/' --fields=3-`
$bin tty
done
# add block devices and their partitions
for i in ${sysfs_dir}/block/*; do
export DEVPATH="/"`echo $i | cut --delimiter='/' --fields=3-`
$bin block
for j in $i/*; do
if [ -f $j/dev ]; then
export DEVPATH="/"`echo $j | \
cut --delimiter='/' --fields=3-`
$bin block
fi
done
done
# TODO: add other device classes
;;
stop)
# be careful
if [ $udev_dir -a "$udev_dir" != "/" ]; then
# clear out /udev
rm -rf ${udev_dir}/*
fi
;;
status)
if [ -d $udev_dir ]; then
echo "the udev device node directory exists"
else
echo "the udev device node directory does not exist"
fi
;;
restart|reload)
# nothing to do here
;;
*)
echo "Usage: $0 {start|stop|status}"
exit 1
esac
exit 0
|
