kadc

#!/bin/sh
#
# SPDX-License-Identifier: CDDL-1.0
#
# kar - kstat activity reporter
#
# This is the kar data collector wrapper, kadc
#

usage() {
	echo "Usage: $0 [dir [file] ]"
	exit 2
}

#
# define output locations, either from defaults or supplied arguments
#
KDATE=$(/bin/date +'%F')
case $# in
0)
	ODIR="/var/adm/ka"
	OFILE="ka-${KDATE}"
	;;
1)
	ODIR="$1"
	OFILE="ka-${KDATE}"
	;;
2)
	ODIR="$1"
	OFILE="$2"
	;;
*)
	usage
	;;
esac

#
# check destination directory is valid
#
if [ ! -d "$ODIR" ]; then
	/bin/mkdir -p "$ODIR"
fi
if [ ! -d "$ODIR" ]; then
	echo "ERROR: missing output directory $ODIR"
	usage
fi

#
# check destination file, it should be a bare name without slashes
#
case $OFILE in
*/*)
	echo "ERROR: output file must be a plain filename"
	usage
	;;
esac

DSTFILE="${ODIR}/${OFILE}"

TDIR="/tmp/kar-$$"
/bin/mkdir -p "$TDIR"
cd "$TDIR" || exit 1
TFILE=$(/bin/date '+%F-%T')
/usr/lib/ka/kar_collector > "$TFILE"
/bin/zip -q "$DSTFILE" "$TFILE"
cd /
/bin/rm -fr "$TDIR"