<?php
$url = $argv[1] ?? 'http://127.0.0.1:8080/slow';

$curl = curl_init($url);
if ($curl === false) {
    fwrite(STDERR, 'Could not initialize cURL' . PHP_EOL);
    exit(1);
}

curl_setopt_array($curl, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_CONNECTTIMEOUT_MS => 500,
    CURLOPT_TIMEOUT_MS => 1000,
    CURLOPT_HTTPHEADER => [
        'Accept: application/json',
    ],
]);

$started = microtime(true);
$body = curl_exec($curl);
$elapsed = microtime(true) - $started;

if ($body === false) {
    $errno = curl_errno($curl);
    $error = curl_error($curl);
    curl_close($curl);

    printf("cURL error %d after %.2f seconds: %s\n", $errno, $elapsed, $error);
    exit(1);
}

$status = curl_getinfo($curl, CURLINFO_RESPONSE_CODE);
curl_close($curl);

printf("HTTP status: %d\n", $status);
printf("Elapsed: %.2f seconds\n", $elapsed);
printf("Response body: %s\n", trim($body));