#!/bin/bash
RUNS="$1";
NAME="$2"
URL="$3"

if [[ $RUNS == "" || $NAME == "" || $URL == "" ]]; then
  echo
  echo " invocation:"
  echo "  $0 <runs> <name> <url>"
  echo
  echo " runs - number of runs of ab to perform"
  echo " name - test name, to be used on the names of output files"
  echo " url  - url to test"
  echo
  echo " results are saved to:"
  echo "   ./results/<name>-<run>.csv"
  echo "   ./results/<name>-<run>.log"
  echo 
  echo " you can use merge-data.py to merge data (duh) from all available cvs and log files"
  echo " and get averages calculated automatically"
  echo
  exit 1
fi

REQUESTS=2000
CONCURRENCY=32

CSV="./results/${NAME}-<run>.csv"
LOG="./results/${NAME}-<run>.log"

mkdir './results' >/dev/null 2>&1

echo
echo "benchmarking $URL:"
echo " - name        : $NAME"
echo " - runs        : $RUNS"
echo " - reuqests    : $REQUESTS"
echo " - concurrency : $CONCURRENCY"
echo " - output:"
echo "   - CSV: $CSV"
echo "   - LOG: $LOG"
echo " - running:"
for (( I=0; $I < $RUNS; I = $I + 1 )); do
	echo "   - run ${I}..."
	ab -e "./results/${NAME}-${I}.csv" -n $REQUESTS -c $CONCURRENCY "$URL" 2>&1 >"./results/${NAME}-${I}.log" | sed -r -e 's/^C(.*)/     - c\1/' -e 's/^F(.*)/     - f\1/'
done
echo " - all done."