#! /usr/bin/env bash
#
# This runs a number of Zeek configurations on trace $2. It
# starts with the bare config and then
# kept adding the scripts load from init-default.zeek and local.zeek one
# by one, measuring user time for each run (i.e., the measurements are
# cumulative).

if [ "$2" == "" ]; then
    echo "usage: $(basename $0) <zeekdir> <trace>"
    exit 1
fi

zeek=$1
trace=$2
tmp=/tmp/bench.$$.zeek

export ZEEKPATH=$($zeek/build/zeek-path-dev)

cat </dev/null >$tmp

cat $zeek/scripts/base/init-default.zeek $zeek/scripts/site/local.zeek | grep '^ *@load' | while read line; do
    echo $line >>$tmp
    script=$(echo $line | awk '{print $2}' | sed 's#/#.#g')
    output="bench.output.$script.log"

    (time -p $zeek/build/src/zeek -b -r $trace $tmp) >$output 2>&1
    user=$(cat $output | grep user | awk '{print $2}')
    printf "%40s %s\n" $script $user
done

rm -f $tmp