#!/sbin/sh 
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License, Version 1.0 only
# (the "License").  You may not use this file except in compliance
# with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
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# CDDL HEADER END
#
#
# Copyright (c) 1998-2001 by Sun Microsystems, Inc.
# All rights reserved.
#
#ident	"%Z%%M%	%I%	%E% SMI"

# Default location for script
ncalogd=/etc/init.d/ncalogd
success=1

# Default config values used by script
ncalogdconf=/etc/nca/ncalogd.conf
ncakmodconf=/etc/nca/ncakmod.conf

isValidFile() {
	# Check if file exists
	if [ ! -f $1 ]
	then
		# Create subdirectories
		logd_dir=`/usr/bin/dirname $1`
		if [ ! -d "$logd_dir" ]; then
			/usr/bin/mkdir -m 0755 -p $logd_dir > /dev/null 2>&1
			if [ $? != 0 ]; then
				echo "Error: $ncalogd: unable to" \
				    "create directory $logd_dir"
				return 1
			fi
		fi
		# Create the log file
		touch $1
		if [ $? != 0 ]; then
			echo "Error: ${ncalogd}: unable to create file $1"
			return 1
		fi
	fi

	# test if valid local file
	df -l $1 > /dev/null 2>&1
	if [ $? != 0 ]; then
		echo "Error: $ncalogd: $1 is not a local file system"
		return 1
	fi
	return 0
}

isValidDev() {
	# Check if device is valid
	fsck -m $1 > /dev/null 2>&1
	case $? in
	36 | 39 )
		return 0
		;;
	0 | 32 | 33 | 40 )
		echo "Error: $ncalogd: refusing to overwrite filesystem on $1"
		return 1
		;;
	* )
		echo "Error: $ncalogd: $1 is an invalid device"
		return 1
		;;
	esac
}

case "$1" in
'start')
	if [ ! -f $ncalogdconf ]; then
		# If configuration file is missing, just exit
		exit 0
	fi

	. $ncalogdconf

	# Default is "disabled" so we want to exit
	[ "x$status" != "xenabled" ] && exit 0

	. $ncakmodconf

	# Default is "disabled" so we want to exit
	[ "x$status" != "xenabled" ] && exit 0

	for i in $logd_path_name; do
		# make sure that specified logfile is not a directory
		if [ -d $i ]; then
			echo "Error: $ncalogd: $i is a directory"
			continue
		elif [ -b $i -o -c $i ]; then
		# Check if file is a device
			isValidDev $i || continue
		else
			isValidFile $i || continue
		fi

		# Finally, set the specified file as a NCA log file
		/usr/sbin/ndd -set /dev/nca nca_log_file $i
		success=0
	done

	if [ $success = 0 ]; then
		[ "x$logd_file_size" != "x" ] && \
		    /usr/sbin/ndd -set /dev/nca nca_log_size $logd_file_size
		/usr/sbin/ndd -set /dev/nca nca_logging_on 1
	fi
	;;

'stop')
	. $ncakmodconf

	if [ "x$status" = "xenabled" ]; then
		/usr/sbin/ndd -set /dev/nca nca_logging_on 0
	fi
	;;

*)
	echo "Usage: $0 { start | stop }"
	exit 1
	;;
esac
exit 0