83 lines
2.0 KiB
Bash
Executable File
83 lines
2.0 KiB
Bash
Executable File
#! /bin/sh -e
|
|
|
|
### BEGIN INIT INFO
|
|
# Provides: sysfsconf
|
|
# Required-Start: mountkernfs
|
|
# Should-Start: udev module-init-tools cpufrequtils
|
|
# Required-Stop:
|
|
# Default-Start: 2 3 4 5
|
|
# Default-Stop:
|
|
# Short-Description: Set sysfs variables from /etc/sysfs.conf
|
|
# Description: Similarly to /etc/init.d/procps.sh, you can configure
|
|
# values for sysfs variables (such as power management
|
|
# defaults) and /sys file permissions in /etc/sysfs.conf.
|
|
### END INIT INFO
|
|
|
|
# /etc/init.d/sysfsutils:
|
|
#
|
|
# (c) 2005 Martin Pitt <mpitt@debian.org>
|
|
|
|
CONFFILE=/etc/sysfs.conf
|
|
CONFDIR=/etc/sysfs.d
|
|
|
|
[ -r "$CONFFILE" -o -d "$CONFDIR" ] || exit 0
|
|
|
|
. /lib/lsb/init-functions
|
|
|
|
load_conffile() {
|
|
FILE="$1"
|
|
sed 's/#.*$//; /^[[:space:]]*$/d;
|
|
s/^[[:space:]]*\([^=[:space:]]*\)[[:space:]]*\([^=[:space:]]*\)[[:space:]]*=[[:space:]]*\(.*\)/\1 \2 \3/' \
|
|
$FILE | {
|
|
while read f1 f2 f3; do
|
|
if [ "$f1" = "mode" -a -n "$f2" -a -n "$f3" ]; then
|
|
if [ -f "/sys/$f2" ] || [ -d "/sys/$f2" ]; then
|
|
chmod "$f3" "/sys/$f2"
|
|
else
|
|
log_failure_msg "unknown attribute $f2"
|
|
fi
|
|
elif [ "$f1" = "owner" -a -n "$f2" -a -n "$f3" ]; then
|
|
if [ -f "/sys/$f2" ]; then
|
|
chown "$f3" "/sys/$f2"
|
|
else
|
|
log_failure_msg "unknown attribute $f2"
|
|
fi
|
|
elif [ "$f1" -a -n "$f2" -a -z "$f3" ]; then
|
|
if [ -f "/sys/$f1" ]; then
|
|
# Some fields need a terminating newline, others
|
|
# need the terminating newline to be absent :-(
|
|
echo -n "$f2" > "/sys/$f1" 2>/dev/null ||
|
|
echo "$f2" > "/sys/$f1"
|
|
else
|
|
log_failure_msg "unknown attribute $f1"
|
|
fi
|
|
else
|
|
log_failure_msg "syntax error in $CONFFILE: '$f1' '$f2' '$f3'"
|
|
log_end_msg 1
|
|
exit 1
|
|
fi
|
|
done
|
|
}
|
|
}
|
|
|
|
case "$1" in
|
|
start|restart|force-reload)
|
|
log_begin_msg "Setting sysfs variables..."
|
|
|
|
for file in $CONFFILE $CONFDIR/*.conf; do
|
|
[ -r "$file" ] || continue
|
|
load_conffile "$file"
|
|
done
|
|
|
|
log_end_msg 0
|
|
;;
|
|
stop)
|
|
;;
|
|
*)
|
|
echo "Usage: /etc/init.d/sysfsutils {start|stop|force-reload|restart}"
|
|
exit 1
|
|
;;
|
|
esac
|
|
|
|
|