/**
* Writes a key pair to a file
*
* @param \TYPO3\Deploy\Encryption\KeyPair $keyPair
* @param string $filename
* @return void
* @author Christopher Hlubek <*****@*****.**>
*/
protected function writeKeyPair(\TYPO3\Deploy\Encryption\KeyPair $keyPair, $filename)
{
$data = json_encode(array('encrypted' => $keyPair->isEncrypted(), 'privateKey' => $keyPair->getPrivateKey(), 'publicKey' => $keyPair->getPublicKey()));
file_put_contents($filename, $data);
}
/**
* Re-export the private key to change or disable the passphrase
*
* @param \TYPO3\Deploy\Encryption\KeyPair $keyPair
* @param string $passphrase Passphrase for opening the key pair
* @param string $exportPassphrase Passphrase for the exported key pair (NULL for unencrypted private key)
* @return \TYPO3\Deploy\Encryption\KeyPair
* @author Christopher Hlubek <*****@*****.**>
*/
protected function exportKeyPair($keyPair, $passphrase, $exportPassphrase = NULL)
{
$privateKey = NULL;
$encrypted = $exportPassphrase !== NULL;
$key = openssl_pkey_get_private($keyPair->getPrivateKey(), $passphrase);
if ($key === FALSE) {
throw new \TYPO3\Deploy\Encryption\InvalidPassphraseException('Invalid passphrase, could not open key', 1300101137);
}
openssl_pkey_export($key, $privateKey, $exportPassphrase);
openssl_free_key($key);
return new \TYPO3\Deploy\Encryption\KeyPair($privateKey, $keyPair->getPublicKey(), $encrypted);
}
