Benchmark project with different Laravel versions vs PHP versions

ab-laravel-php.sh

#!/bin/bash

phps="7.1 7.2 7.3"
laravels="5.5 5.6 5.7 5.8"
requests="1000"
concurrencies="1 10 100"
native="$1"

function csv {
    for t in requests time; do
        for n in $requests; do
            for c in $concurrencies; do
                printf "$1" >> storage/logs/ab-$t-$n-$c.csv
            done
        done
    done
}

rm -rf storage/logs/*.log storage/logs/*.csv

csv ",PHP 7.1,PHP 7.2,PHP 7.3"

for l in $laravels; do
    rm -rf vendor
    rm -rf bootstrap/cache/*.php

    sed -i 's/"laravel\/framework": "[^"]\+"/"laravel\/framework": "'$l'.*"/' composer.json

    composer update --no-scripts --no-dev
    composer install --no-dev

    if [ "$native" == "true" ]; then
        php-cs-fixer fix --rules=native_function_invocation --allow-risky=yes vendor/laravel/framework/src/Illuminate/
    fi

    csv "\nLaravel $l"

    for p in $phps; do
        printf "\n\nTesting Laravel $l on PHP $p\n\n"

        nohup php$p -S localhost:4000 server.php > /dev/null 2>&1 &

        sleep 5

        for n in $requests; do
            for c in $concurrencies; do
                printf "\nab -l -n $n -c $c http://127.0.0.1:4000/\n\n"

                log="storage/logs/ab-laravel-$l-php$p-n-$n-c-$c.log"

                ab -l -n $n -c $c http://localhost:4000/ > $log

                printf ','$(grep -o 'Requests per second:\s\+[0-9\.]\+' $log | awk -F' ' '{print $4}') >> storage/logs/ab-requests-$n-$c.csv
                printf ','$(grep -o 'Time per request:\s\+[0-9\.]\+' $log | awk -F' ' '{print $4}' | tail -1) >> storage/logs/ab-time-$n-$c.csv
            done
        done

        kill -15 $(lsof -ti tcp:4000)
    done
done

exit 0