[英]How to use mysqli connection with SSL
我正在嘗試與我的數據庫建立安全連接
我寫了以下代碼:
<?php
// form filled?
if (isset($_POST['submit'])) {
$user = 'gebruiker';
$pass = 'gebruiker';
$db = new mysqli('localhost', $user, $pass, 'forum');
if (mysqli_connect_errno()) {
echo 'database doesnt work';
file_put_contents('MySQLiErrors.txt', date('[Y-m-d H:i:s]') . mysqli_connect_error() . "\r\n", FILE_APPEND);
exit();
} else {
$username = $_POST['username'];
$userspassword = $_POST['password'];
$salt = strrev($userspassword . substr(0, 4));
$password = hash('sha512', $userspassword . $salt);
$statement = $db->prepare("SELECT id,username FROM user WHERE username = ? AND password = ?");
$statement->bind_param("ss", $username, $password);
$statement->execute();
$result = $statement->get_result();
$statement->close();
$count = $result->num_rows;
if ($count > 0) {
session_start();
$_SESSION["username"] = $username;
header("Location: forum.php");
} else {
$_SESSION['Error'] = "Invalid username or password";
}
}
$db->close();
}
我還在 php.net 上閱讀了一些關於 SSL 連接的內容,但我不知道如何在這種情況下實現這一點。
http://php.net/manual/en/mysqli.ssl-set.php
我的代碼在 fedora 21 上運行並且運行良好,但接下來我想要的是使用 SSL 的安全連接。
您不需要客戶端證書和私鑰,並且在大多數情況下,您不希望 MySQL 服務器驗證客戶端證書。
然而,客戶端必須使用 CA 證書驗證服務器證書以防止 MITM。
<?php
$mysqli = mysqli_init();
$mysqli->options(MYSQLI_OPT_SSL_VERIFY_SERVER_CERT, true);
$mysqli->ssl_set(NULL, NULL, "/etc/ssl/certs/ca-bundle.crt", NULL, NULL);
$mysqli->real_connect('hostname', 'user', 'password', 'database');
$mysqli->close();
?>
<?php
$con=mysqli_init();
if (!$con)
{
die("mysqli_init failed");
}
mysqli_ssl_set($con,"key.pem","cert.pem","cacert.pem",NULL,NULL);
if (!mysqli_real_connect($con,"localhost","my_user","my_password","my_db"))
{
die("Connect Error: " . mysqli_connect_error());
}
// Some queries...
mysqli_close($con);
?>
連接 - 必需。 指定要使用的 MySQL 連接
對於 mysql_real_connect 使用
<?php ini_set ('error_reporting', E_ALL); ini_set ('display_errors', '1'); error_reporting (E_ALL|E_STRICT); $db = mysqli_init(); mysqli_options ($db, MYSQLI_OPT_SSL_VERIFY_SERVER_CERT, true); $db->ssl_set('/etc/mysql/ssl/client-key.pem', '/etc/mysql/ssl/client-cert.pem', '/etc/mysql/ssl/ca-cert.pem', NULL, NULL); $link = mysqli_real_connect ($db, 'ip', 'user', 'pass', 'db', 3306, NULL, MYSQLI_CLIENT_SSL); if (!$link) { die ('Connect error (' . mysqli_connect_errno() . '): ' . mysqli_connect_error() . "\\n"); } else { $res = $db->query('SHOW TABLES;'); print_r ($res); $db->close(); } ?>
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