/**
* @Route("/key", name="key")
*/
public function keyAction(Request $request)
{
$config = array("digest_alg" => "sha512", "private_key_bits" => 4096, "private_key_type" => OPENSSL_KEYTYPE_RSA);
$keyDir = $this->getParameter('key_dir');
if (file_exists($keyDir . '/public')) {
return new Response(file_get_contents($keyDir . '/public'));
} else {
$rsaKey = openssl_pkey_new(array('private_key_bits' => 1024, 'private_key_type' => OPENSSL_KEYTYPE_RSA));
$privKey = openssl_pkey_get_private($rsaKey);
openssl_pkey_export($privKey, $pem);
//Private Key
$pubKey = sshEncodePublicKey($rsaKey);
//Public Key
$umask = umask(066);
file_put_contents($keyDir . '/private', $pem);
//save private key into file
file_put_contents($keyDir . '/public', $pubKey);
//save public key into file
return new Response($pubKey);
}
}
function generateCrypto($filename)
{
echo "Generating new crypto...\n";
// Remove any old key material
$prvFile = "./Config/" . $filename;
$pubFile = "./Config/" . $filename . ".pub";
if (is_readable($prvFile)) {
unlink($prvFile);
}
if (is_readable($pubFile)) {
unlink($pubFile);
}
// Set options for the key material generation
$keymatOptions = array(“private_key_bits” => 4096, "private_key_type" => OPENSSL_KEYTYPE_RSA);
// Create a new key pair
$rsaKey = openssl_pkey_new($keymatOptions);
// Retrieve the public key to $pem variable
$privKey = openssl_pkey_get_private($rsaKey);
openssl_pkey_export($privKey, $privateKey);
// Retrieve the public key
$publicKey = sshEncodePublicKey($rsaKey);
// Export the files
writeFile($prvFile, $privateKey);
writeFile($pubFile, $publicKey);
if (!file_exists("./Config/{$filename}") || !file_exists("./Config/{$filename}.pub")) {
die("ERROR: Failed to create key material\n");
}
}
function get_public_ssh_key($this_key_name, $my_passPhrase)
{
$config = $_SESSION['config'];
if (!is_dir($config['ssh_pubkey_path'])) {
mkdir($config['ssh_pubkey_path'], 0777, true) or die('Fatal: Unable to create ssh public key folder');
}
$name = base64_encode(substr($this_key_name, 0, strrpos($this_key_name, '.')));
$ext = substr($this_key_name, strrpos($this_key_name, '.'));
$my_base64_keyfile = $name . $ext;
$my_key_filename = $config['key_path'] . $name . $ext;
$fp = fopen($my_key_filename, "r") or die('Fatal: Error opening Private Key');
$my_key_x509 = fread($fp, filesize($my_key_filename)) or die('Fatal: Error reading Private Key');
fclose($fp) or die('Fatal: Error closing Private Key');
$my_private_key = openssl_pkey_get_private($my_key_x509, $my_passPhrase) or die('Fatal: Error decoding Private Key. Passphrase Incorrect');
$my_public_key = sshEncodePublicKey(openssl_pkey_get_details($my_private_key));
$application_type = 'application/octet-stream';
download_header_code($this_key_name . ".ssh.pub", $my_public_key, $application_type);
}