#! /bin/sh
#
# /usr/share/dahdi/handle_device
#
# Called by UDEV when a span goes online/offline to assign spans

me=`basename $0`
dir=`dirname $0`
LOGGER="logger -i -t '$me'"
NAME=`basename "$DEVPATH" | tr -c 'A-Za-z0-9-' '_'`

# Always redirect stderr somewhere, otherwise the shell script will die
# when it tries to do I/O related stuff on closed file descriptor.
# Our default is to throw it down the bit-bucket.
exec 2> /dev/null
# If you wish to trace this script:
#exec 2> "/tmp/${me}.$NAME" 1>&2
#exec 2> /dev/console

# Our directory in the beginning, so we can use local lab setup
PATH="$dir:/usr/sbin:/sbin:/usr/bin:/bin"

set -e

run_dahdi_cfg() {
	args="-c $DAHDICONFDIR/system.conf $@"
	echo "Running dahdi_cfg $args"
	dahdi_cfg $args
}

echo >&2 "$0($ACTION): DEBUG($# args): '$*'"

case "$ACTION" in
add)
	echo "$ACTION: $DEVPATH" | $LOGGER
	# FIXME: need a way to add custom environment here:
	#export DAHDICONFDIR="/tmp/xortel/dahdi"
	span_types set "/sys/$DEVPATH" 2>&1 | $LOGGER
	span_assignments add "/sys/$DEVPATH" 2>&1 | $LOGGER
	dahdi_cfg_device_args | while read args; do
			run_dahdi_cfg $args 2>&1 | $LOGGER
		done
	;;
remove)
	echo "$ACTION: $DEVPATH" | $LOGGER
	;;
*)
	echo "UNHANDLED: $ACTION: $DEVPATH" | $LOGGER
	;;
esac