/**
* Test various combinations of SSL/TLS libraries.
*
* @dataProvider can_use_tls12_testcases
* @param string $sslversion the ssl_version string.
* @param string|null $uname uname string (or null if not relevant)
* @param bool $expected expected result
*/
public function test_can_use_tls12($sslversion, $uname, $expected)
{
// Populate curlinfo with whats installed on this php install.
$curlinfo = curl_version();
// Set the curl values we are testing to the passed data.
$curlinfo['ssl_version'] = $sslversion;
// Set uname to system value if none passed in test case.
$uname = !empty($uname) ? $uname : php_uname('r');
$this->assertSame($expected, \core\upgrade\util::can_use_tls12($curlinfo, $uname));
}
/**
* Checks for up-to-date TLS libraries.
*
* @param environment_results $result object to update, if relevant.
* @return environment_results|null updated results or null if unoconv path is not executable.
*/
function check_tls_libraries(environment_results $result)
{
global $CFG;
if (!\core\upgrade\util::validate_php_curl_tls(curl_version(), PHP_ZTS)) {
$result->setInfo('invalid ssl/tls configuration');
$result->setStatus(false);
return $result;
}
if (!\core\upgrade\util::can_use_tls12(curl_version(), php_uname('r'))) {
$result->setInfo('ssl/tls configuration not supported');
$result->setStatus(false);
return $result;
}
return null;
}
/**
* Test various combinations of SSL/TLS libraries.
*
* @dataProvider can_use_tls12_testcases
* @param string $sslversion the ssl_version string.
* @param string|null $uname uname string (or null if not relevant)
* @param bool $expected expected result
*/
public function test_can_use_tls12($sslversion, $uname, $expected)
{
// Populate curlinfo with whats installed on this php install.
$curlinfo = curl_version();
// Set the curl values we are testing to the passed data.
$curlinfo['ssl_version'] = $sslversion;
$curlinfo['version_number'] = self::VALID_CURL_VERSION;
// Set uname to system value if none passed in test case.
$uname = !empty($uname) ? $uname : php_uname('r');
$this->assertSame($expected, \core\upgrade\util::can_use_tls12($curlinfo, $uname));
// Now set the curl version to outdated one.
$curlinfo['version_number'] = self::INVALID_CURL_VERSION;
// Tls12 should never be possible now curl version is bad.
$this->assertFalse(\core\upgrade\util::can_use_tls12($curlinfo, $uname));
}