#!/bin/bash

clean_up() {
    echo "clean up..."
    PID=$(pidof redis-server)
    if [ $? != 1 ]; then
        kill -9 $PID
    fi
}

trap clean_up SIGINT

run_it() {
    echo "runing..."
    if [ -f ../redis.conf ]; then
        redis-server ../redis.conf  &
        return 0
    else
        echo "without config file"
        return 1
    fi
}

do_benchmark() {
    echo "do benchmark"
    pidof redis-server
    if [ $? != 1 ]; then
        redis-benchmark > benchmark$(date +%s).list
    fi
}

ready() {
    sysctl -w vm.drop_caches=3
    swapoff -a

    if [ -d benchmark$(date +%d) ]; then
        pushd benchmark$(date +%d)
    else
        mkdir benchmark$(date +%d)
        pushd benchmark$(date +%d)
    fi
    echo "let go.."
}

main() {
    ready
    run_it
    if [ $? == 0 ]; then
       do_benchmark
       clean_up
    else
        clean_up
    fi
}

main