set([
'worker_num' => swoole_cpu_num(),
'log_file' => '/dev/null',
'log_level' => 5,
]);
$pool = new \DatabasePool('postgres');
/**
* On start of the PHP worker. One worker per server process is started.
*/
$server->on('workerStart', function ($srv) use ($pool) {
$pool->init(\intdiv(512, $srv->setting['worker_num']));
});
/**
* The DB test
*
* @param string $database_type
* @param int $queries
*
* @return string
*/
$db_postgres = function (int $queries = 0) use ($pool): string {
$db = $pool->get();
// Read number of queries to run from URL parameter
$query_count = 1;
if ($queries > 1) {
$query_count = $queries > 500 ? 500 : $queries;
}
// Create an array with the response string.
$arr = [];
$db->s ??= $db->prepare('s', 'SELECT id, randomnumber FROM World WHERE id = $1');
// For each query, store the result set values in the response array
while ($query_count--) {
$id = mt_rand(1, 10000);
$res = $db->execute('s', [$id]);
$ret = $db->fetchAssoc($res);
// Store result in array.
$arr[] = ['id' => $id, 'randomnumber' => $ret['randomnumber']];
}
// Use the PHP standard JSON encoder.
// http://www.php.net/manual/en/function.json-encode.php
if ($queries === -1) {
$arr = $arr[0];
}
$pool->put($db);
return \json_encode($arr, JSON_NUMERIC_CHECK);
};
/**
* The Fortunes test
*
* @param string $database_type
*
* @return string
*/
$fortunes_postgres = function () use ($pool): string {
$db = $pool->get();
$fortune = [];
$db->f ??= $db->prepare('f', 'SELECT id, message FROM Fortune');
$res = $db->execute('f', []);
$arr = $db->fetchAll($res);
foreach ($arr as $row) {
$fortune[$row['id']] = $row['message'];
}
$fortune[0] = 'Additional fortune added at request time.';
\asort($fortune);
$html = '';
foreach ($fortune as $id => $message) {
$message = \htmlspecialchars($message, ENT_QUOTES, 'UTF-8');
$html .= "| {$id} | {$message} |
";
}
$pool->put($db);
return 'Fortunes';
};
/**
* The Updates test
*
* @param string $database_type
* @param int $queries
*
* @return string
*/
$updates_postgres = function (int $queries = 0) use ($pool): string {
$db = $pool->get();
$query_count = 1;
if ($queries > 1) {
$query_count = $queries > 500 ? 500 : $queries;
}
$arr = [];
$db->us ??= $db->prepare('us', 'SELECT id,randomnumber FROM World WHERE id = $1');
$db->uu ??= $db->prepare('uu', 'UPDATE World SET randomnumber = $1 WHERE id = $2');
while ($query_count--) {
$id = \mt_rand(1, 10000);
$randomNumber = \mt_rand(1, 10000);
$res = $db->execute('us', [$id]);
$ret = $db->fetchAssoc($res);
// Store result in array.
$world = ['id' => $id, 'randomnumber' => $ret['randomnumber']];
$world['randomnumber'] = $randomNumber;
$res = $db->execute('uu', [$randomNumber, $id]);
$arr[] = $world;
}
$pool->put($db);
return \json_encode($arr, JSON_NUMERIC_CHECK);
};
/**
* The DB test
*
* @param string $database_type
* @param int $queries
*
* @return string
*/
$db_mysql = function (int $queries = 0) use ($pool): string {
$db = $pool->get();
// Read number of queries to run from URL parameter
$query_count = 1;
if ($queries > 1) {
$query_count = $queries > 500 ? 500 : $queries;
}
// Create an array with the response string.
$arr = [];
// Define query
$db->db_test ??= $db->prepare('SELECT id, randomNumber FROM World WHERE id = ?');
// For each query, store the result set values in the response array
while ($query_count--) {
$id = \mt_rand(1, 10000);
$ret = $db->db_test->execute([$id]);
// Store result in array.
$arr[] = ['id' => $id, 'randomNumber' => $ret[0]['randomNumber']];
}
// Use the PHP standard JSON encoder.
// http://www.php.net/manual/en/function.json-encode.php
if ($queries === -1) {
$arr = $arr[0];
}
$pool->put($db);
return \json_encode($arr, JSON_NUMERIC_CHECK);
};
/**
* The Fortunes test
*
* @param string $database_type
*
* @return string
*/
$fortunes_mysql = function () use ($pool): string {
$db = $pool->get();
$fortune = [];
$db->fortune_test ??= $db->prepare('SELECT id, message FROM Fortune');
$arr = $db->fortune_test->execute();
foreach ($arr as $row) {
$fortune[$row['id']] = $row['message'];
}
$fortune[0] = 'Additional fortune added at request time.';
\asort($fortune);
$html = '';
foreach ($fortune as $id => $message) {
$message = \htmlspecialchars($message, ENT_QUOTES, 'UTF-8');
$html .= "| {$id} | {$message} |
";
}
$pool->put($db);
return 'Fortunes';
};
/**
* The Updates test
*
* @param string $database_type
* @param int $queries
*
* @return string
*/
$updates_mysql = function (int $queries = 0) use ($pool): string {
$db = $pool->get();
$query_count = 1;
if ($queries > 1) {
$query_count = $queries > 500 ? 500 : $queries;
}
$arr = [];
$db->updates_test_select ??= $db->prepare('SELECT id,randomNumber FROM World WHERE id = ?');
$db->updates_test_update ??= $db->prepare('UPDATE World SET randomNumber = ? WHERE id = ?');
while ($query_count--) {
$id = \mt_rand(1, 10000);
$randomNumber = \mt_rand(1, 10000);
$ret = $db->updates_test_select->execute([$id]);
// Store result in array.
$world = ['id' => $id, 'randomNumber' => $ret[0]['randomNumber']];
$world['randomNumber'] = $randomNumber;
$db->updates_test_update->execute([$randomNumber, $id]);
$arr[] = $world;
}
$pool->put($db);
return \json_encode($arr, JSON_NUMERIC_CHECK);
};
/**
* On every request to the (web)server, execute the following code
*/
$server->on('request', function (Request $req, Response $res) use ($db, $fortunes, $updates) {
try {
switch ($req->server['request_uri']) {
case '/json':
$res->header('Content-Type', 'application/json');
$res->end(json_encode(['message' => 'Hello, World!']));
break;
case '/plaintext':
$res->header('Content-Type', 'text/plain; charset=utf-8');
$res->end('Hello, World!');
break;
case '/db':
$res->header('Content-Type', 'application/json');
if (isset($req->get['queries'])) {
$res->end($db((int)$req->get['queries']));
} else {
$res->end($db(-1));
}
break;
case '/fortunes':
$res->header('Content-Type', 'text/html; charset=utf-8');
$res->end($fortunes());
break;
case '/updates':
$res->header('Content-Type', 'application/json');
if (isset($req->get['queries'])) {
$res->end($updates((int)$req->get['queries']));
} else {
$res->end($updates(-1));
}
break;
default:
$res->status(404);
$res->end('Error 404');
}
} catch (\Throwable $e) {
$res->status(500);
$res->end('Error 500');
}
});
$server->start();
/**
* Class DatabasePool
*
* Deal with the fact that Swoole 2.1.3 has no build in database pooling
*/
class DatabasePool
{
private $server = [
'host' => '',
'user' => 'benchmarkdbuser',
'password' => 'benchmarkdbpass',
'database' => 'hello_world'
];
private $pool;
private $type;
public function __construct($type)
{
$this->server['host'] = \gethostbyname('tfb-database');
$this->type = $type;
}
public function init($capacity)
{
$this->pool=new \Swoole\Coroutine\Channel($capacity);
while($capacity>0){
$db=$this->createDbInstance();
if($db!==false){
$this->pool->push($db);
$capacity--;
}
}
}
private function createDbInstance()
{
if ($this->type === 'postgres') {
$db = new Swoole\Coroutine\PostgreSql;
if ($db->connect("host={$this->server['host']} port=5432 dbname={$this->server['database']} user={$this->server['user']} password={$this->server['password']}")){
return $db;
}
} else if($this->type === 'mysql') {
$db = new Swoole\Coroutine\Mysql;
if ($db->connect($this->server)){
return $db;
}
}
return false;
}
public function put($db)
{
$this->pool->push($db);
}
public function get()
{
return $this->pool->pop();
}
}