Symfony Profiler

<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bundle\SecurityBundle\DependencyInjection;
use Symfony\Bundle\SecurityBundle\DependencyInjection\Security\Factory\RememberMeFactory;
use Symfony\Bundle\SecurityBundle\DependencyInjection\Security\Factory\SecurityFactoryInterface;
use Symfony\Bundle\SecurityBundle\DependencyInjection\Security\UserProvider\UserProviderFactoryInterface;
use Symfony\Bundle\SecurityBundle\SecurityUserValueResolver;
use Symfony\Component\Config\Definition\Exception\InvalidConfigurationException;
use Symfony\Component\Config\FileLocator;
use Symfony\Component\Console\Application;
use Symfony\Component\DependencyInjection\Alias;
use Symfony\Component\DependencyInjection\Argument\IteratorArgument;
use Symfony\Component\DependencyInjection\ChildDefinition;
use Symfony\Component\DependencyInjection\Compiler\ServiceLocatorTagPass;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Extension\PrependExtensionInterface;
use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
use Symfony\Component\DependencyInjection\Parameter;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Component\HttpKernel\DependencyInjection\Extension;
use Symfony\Component\Security\Core\Authorization\Voter\VoterInterface;
use Symfony\Component\Security\Core\Encoder\Argon2iPasswordEncoder;
use Symfony\Component\Security\Core\Encoder\NativePasswordEncoder;
use Symfony\Component\Security\Core\Encoder\SodiumPasswordEncoder;
use Symfony\Component\Security\Core\User\UserProviderInterface;
use Symfony\Component\Security\Http\Controller\UserValueResolver;
use Symfony\Component\Templating\PhpEngine;
/**
* SecurityExtension.
*
* @author Fabien Potencier <fabien@symfony.com>
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
*/
class SecurityExtension extends Extension implements PrependExtensionInterface
{
private $requestMatchers = [];
private $expressions = [];
private $contextListeners = [];
private $listenerPositions = ['pre_auth', 'form', 'http', 'remember_me'];
private $factories = [];
private $userProviderFactories = [];
private $statelessFirewallKeys = [];
public function __construct()
{
foreach ($this->listenerPositions as $position) {
$this->factories[$position] = [];
}
}
public function prepend(ContainerBuilder $container)
{
$rememberMeSecureDefault = false;
$rememberMeSameSiteDefault = null;
if (!isset($container->getExtensions()['framework'])) {
return;
}
foreach ($container->getExtensionConfig('framework') as $config) {
if (isset($config['session']) && \is_array($config['session'])) {
$rememberMeSecureDefault = $config['session']['cookie_secure'] ?? $rememberMeSecureDefault;
$rememberMeSameSiteDefault = \array_key_exists('cookie_samesite', $config['session']) ? $config['session']['cookie_samesite'] : $rememberMeSameSiteDefault;
}
}
foreach ($this->listenerPositions as $position) {
foreach ($this->factories[$position] as $factory) {
if ($factory instanceof RememberMeFactory) {
\Closure::bind(function () use ($rememberMeSecureDefault, $rememberMeSameSiteDefault) {
$this->options['secure'] = $rememberMeSecureDefault;
$this->options['samesite'] = $rememberMeSameSiteDefault;
}, $factory, $factory)();
}
}
}
}
public function load(array $configs, ContainerBuilder $container)
{
if (!array_filter($configs)) {
return;
}
$mainConfig = $this->getConfiguration($configs, $container);
$config = $this->processConfiguration($mainConfig, $configs);
// load services
$loader = new XmlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
$loader->load('security.xml');
$loader->load('security_listeners.xml');
$loader->load('security_rememberme.xml');
if (class_exists(PhpEngine::class)) {
$loader->load('templating_php.xml');
}
$loader->load('templating_twig.xml');
$loader->load('collectors.xml');
$loader->load('guard.xml');
if ($container->hasParameter('kernel.debug') && $container->getParameter('kernel.debug')) {
$loader->load('security_debug.xml');
}
if (!class_exists('Symfony\Component\ExpressionLanguage\ExpressionLanguage')) {
$container->removeDefinition('security.expression_language');
$container->removeDefinition('security.access.expression_voter');
}
// set some global scalars
$container->setParameter('security.access.denied_url', $config['access_denied_url']);
$container->setParameter('security.authentication.manager.erase_credentials', $config['erase_credentials']);
$container->setParameter('security.authentication.session_strategy.strategy', $config['session_fixation_strategy']);
if (isset($config['access_decision_manager']['service'])) {
$container->setAlias('security.access.decision_manager', $config['access_decision_manager']['service'])->setPrivate(true);
} else {
$container
->getDefinition('security.access.decision_manager')
->addArgument($config['access_decision_manager']['strategy'])
->addArgument($config['access_decision_manager']['allow_if_all_abstain'])
->addArgument($config['access_decision_manager']['allow_if_equal_granted_denied']);
}
$container->setParameter('security.access.always_authenticate_before_granting', $config['always_authenticate_before_granting']);
$container->setParameter('security.authentication.hide_user_not_found', $config['hide_user_not_found']);
$this->createFirewalls($config, $container);
$this->createAuthorization($config, $container);
$this->createRoleHierarchy($config, $container);
$container->getDefinition('security.authentication.guard_handler')
->replaceArgument(2, $this->statelessFirewallKeys);
if ($config['encoders']) {
$this->createEncoders($config['encoders'], $container);
}
if (class_exists(Application::class)) {
$loader->load('console.xml');
$container->getDefinition('security.command.user_password_encoder')->replaceArgument(1, array_keys($config['encoders']));
}
if (!class_exists(UserValueResolver::class)) {
$container->getDefinition('security.user_value_resolver')->setClass(SecurityUserValueResolver::class);
}
$container->registerForAutoconfiguration(VoterInterface::class)
->addTag('security.voter');
}
private function createRoleHierarchy(array $config, ContainerBuilder $container)
{
if (!isset($config['role_hierarchy']) || 0 === \count($config['role_hierarchy'])) {
$container->removeDefinition('security.access.role_hierarchy_voter');
return;
}
$container->setParameter('security.role_hierarchy.roles', $config['role_hierarchy']);
$container->removeDefinition('security.access.simple_role_voter');
}
private function createAuthorization($config, ContainerBuilder $container)
{
foreach ($config['access_control'] as $access) {
$matcher = $this->createRequestMatcher(
$container,
$access['path'],
$access['host'],
$access['port'],
$access['methods'],
$access['ips']
);
$attributes = $access['roles'];
if ($access['allow_if']) {
$attributes[] = $this->createExpression($container, $access['allow_if']);
}
$container->getDefinition('security.access_map')
->addMethodCall('add', [$matcher, $attributes, $access['requires_channel']]);
}
// allow cache warm-up for expressions
if (\count($this->expressions)) {
$container->getDefinition('security.cache_warmer.expression')
->replaceArgument(0, new IteratorArgument(array_values($this->expressions)));
} else {
$container->removeDefinition('security.cache_warmer.expression');
}
}
private function createFirewalls($config, ContainerBuilder $container)
{
if (!isset($config['firewalls'])) {
return;
}
$firewalls = $config['firewalls'];
$providerIds = $this->createUserProviders($config, $container);
// make the ContextListener aware of the configured user providers
$contextListenerDefinition = $container->getDefinition('security.context_listener');
$arguments = $contextListenerDefinition->getArguments();
$userProviders = [];
foreach ($providerIds as $userProviderId) {
$userProviders[] = new Reference($userProviderId);
}
$arguments[1] = new IteratorArgument($userProviders);
$contextListenerDefinition->setArguments($arguments);
if (1 === \count($providerIds)) {
$container->setAlias(UserProviderInterface::class, current($providerIds));
}
$customUserChecker = false;
// load firewall map
$mapDef = $container->getDefinition('security.firewall.map');
$map = $authenticationProviders = $contextRefs = [];
foreach ($firewalls as $name => $firewall) {
if (isset($firewall['user_checker']) && 'security.user_checker' !== $firewall['user_checker']) {
$customUserChecker = true;
}
$configId = 'security.firewall.map.config.'.$name;
list($matcher, $listeners, $exceptionListener, $logoutListener) = $this->createFirewall($container, $name, $firewall, $authenticationProviders, $providerIds, $configId);
$contextId = 'security.firewall.map.context.'.$name;
$context = $container->setDefinition($contextId, new ChildDefinition('security.firewall.context'));
$context
->replaceArgument(0, new IteratorArgument($listeners))
->replaceArgument(1, $exceptionListener)
->replaceArgument(2, $logoutListener)
->replaceArgument(3, new Reference($configId))
;
$contextRefs[$contextId] = new Reference($contextId);
$map[$contextId] = $matcher;
}
$mapDef->replaceArgument(0, ServiceLocatorTagPass::register($container, $contextRefs));
$mapDef->replaceArgument(1, new IteratorArgument($map));
// add authentication providers to authentication manager
$authenticationProviders = array_map(function ($id) {
return new Reference($id);
}, array_values(array_unique($authenticationProviders)));
$container
->getDefinition('security.authentication.manager')
->replaceArgument(0, new IteratorArgument($authenticationProviders))
;
// register an autowire alias for the UserCheckerInterface if no custom user checker service is configured
if (!$customUserChecker) {
$container->setAlias('Symfony\Component\Security\Core\User\UserCheckerInterface', new Alias('security.user_checker', false));
}
}
private function createFirewall(ContainerBuilder $container, $id, $firewall, &$authenticationProviders, $providerIds, $configId)
{
$config = $container->setDefinition($configId, new ChildDefinition('security.firewall.config'));
$config->replaceArgument(0, $id);
$config->replaceArgument(1, $firewall['user_checker']);
// Matcher
$matcher = null;
if (isset($firewall['request_matcher'])) {
$matcher = new Reference($firewall['request_matcher']);
} elseif (isset($firewall['pattern']) || isset($firewall['host'])) {
$pattern = isset($firewall['pattern']) ? $firewall['pattern'] : null;
$host = isset($firewall['host']) ? $firewall['host'] : null;
$methods = isset($firewall['methods']) ? $firewall['methods'] : [];
$matcher = $this->createRequestMatcher($container, $pattern, $host, null, $methods);
}
$config->replaceArgument(2, $matcher ? (string) $matcher : null);
$config->replaceArgument(3, $firewall['security']);
// Security disabled?
if (false === $firewall['security']) {
return [$matcher, [], null, null];
}
$config->replaceArgument(4, $firewall['stateless']);
// Provider id (must be configured explicitly per firewall/authenticator if more than one provider is set)
$defaultProvider = null;
if (isset($firewall['provider'])) {
if (!isset($providerIds[$normalizedName = str_replace('-', '_', $firewall['provider'])])) {
throw new InvalidConfigurationException(sprintf('Invalid firewall "%s": user provider "%s" not found.', $id, $firewall['provider']));
}
$defaultProvider = $providerIds[$normalizedName];
} elseif (1 === \count($providerIds)) {
$defaultProvider = reset($providerIds);
}
$config->replaceArgument(5, $defaultProvider);
// Register listeners
$listeners = [];
$listenerKeys = [];
// Channel listener
$listeners[] = new Reference('security.channel_listener');
$contextKey = null;
// Context serializer listener
if (false === $firewall['stateless']) {
$contextKey = $firewall['context'] ?? $id;
$listeners[] = new Reference($this->createContextListener($container, $contextKey));
$sessionStrategyId = 'security.authentication.session_strategy';
} else {
$this->statelessFirewallKeys[] = $id;
$sessionStrategyId = 'security.authentication.session_strategy_noop';
}
$container->setAlias(new Alias('security.authentication.session_strategy.'.$id, false), $sessionStrategyId);
$config->replaceArgument(6, $contextKey);
// Logout listener
$logoutListenerId = null;
if (isset($firewall['logout'])) {
$logoutListenerId = 'security.logout_listener.'.$id;
$logoutListener = $container->setDefinition($logoutListenerId, new ChildDefinition('security.logout_listener'));
$logoutListener->replaceArgument(3, [
'csrf_parameter' => $firewall['logout']['csrf_parameter'],
'csrf_token_id' => $firewall['logout']['csrf_token_id'],
'logout_path' => $firewall['logout']['path'],
]);
// add logout success handler
if (isset($firewall['logout']['success_handler'])) {
$logoutSuccessHandlerId = $firewall['logout']['success_handler'];
} else {
$logoutSuccessHandlerId = 'security.logout.success_handler.'.$id;
$logoutSuccessHandler = $container->setDefinition($logoutSuccessHandlerId, new ChildDefinition('security.logout.success_handler'));
$logoutSuccessHandler->replaceArgument(1, $firewall['logout']['target']);
}
$logoutListener->replaceArgument(2, new Reference($logoutSuccessHandlerId));
// add CSRF provider
if (isset($firewall['logout']['csrf_token_generator'])) {
$logoutListener->addArgument(new Reference($firewall['logout']['csrf_token_generator']));
}
// add session logout handler
if (true === $firewall['logout']['invalidate_session'] && false === $firewall['stateless']) {
$logoutListener->addMethodCall('addHandler', [new Reference('security.logout.handler.session')]);
}
// add cookie logout handler
if (\count($firewall['logout']['delete_cookies']) > 0) {
$cookieHandlerId = 'security.logout.handler.cookie_clearing.'.$id;
$cookieHandler = $container->setDefinition($cookieHandlerId, new ChildDefinition('security.logout.handler.cookie_clearing'));
$cookieHandler->addArgument($firewall['logout']['delete_cookies']);
$logoutListener->addMethodCall('addHandler', [new Reference($cookieHandlerId)]);
}
// add custom handlers
foreach ($firewall['logout']['handlers'] as $handlerId) {
$logoutListener->addMethodCall('addHandler', [new Reference($handlerId)]);
}
// register with LogoutUrlGenerator
$container
->getDefinition('security.logout_url_generator')
->addMethodCall('registerListener', [
$id,
$firewall['logout']['path'],
$firewall['logout']['csrf_token_id'],
$firewall['logout']['csrf_parameter'],
isset($firewall['logout']['csrf_token_generator']) ? new Reference($firewall['logout']['csrf_token_generator']) : null,
false === $firewall['stateless'] && isset($firewall['context']) ? $firewall['context'] : null,
])
;
}
// Determine default entry point
$configuredEntryPoint = isset($firewall['entry_point']) ? $firewall['entry_point'] : null;
// Authentication listeners
list($authListeners, $defaultEntryPoint) = $this->createAuthenticationListeners($container, $id, $firewall, $authenticationProviders, $defaultProvider, $providerIds, $configuredEntryPoint);
$config->replaceArgument(7, $configuredEntryPoint ?: $defaultEntryPoint);
$listeners = array_merge($listeners, $authListeners);
// Switch user listener
if (isset($firewall['switch_user'])) {
$listenerKeys[] = 'switch_user';
$listeners[] = new Reference($this->createSwitchUserListener($container, $id, $firewall['switch_user'], $defaultProvider, $firewall['stateless'], $providerIds));
}
// Access listener
$listeners[] = new Reference('security.access_listener');
// Exception listener
$exceptionListener = new Reference($this->createExceptionListener($container, $firewall, $id, $configuredEntryPoint ?: $defaultEntryPoint, $firewall['stateless']));
$config->replaceArgument(8, isset($firewall['access_denied_handler']) ? $firewall['access_denied_handler'] : null);
$config->replaceArgument(9, isset($firewall['access_denied_url']) ? $firewall['access_denied_url'] : null);
$container->setAlias('security.user_checker.'.$id, new Alias($firewall['user_checker'], false));
foreach ($this->factories as $position) {
foreach ($position as $factory) {
$key = str_replace('-', '_', $factory->getKey());
if (\array_key_exists($key, $firewall)) {
$listenerKeys[] = $key;
}
}
}
if (isset($firewall['anonymous'])) {
$listenerKeys[] = 'anonymous';
}
$config->replaceArgument(10, $listenerKeys);
$config->replaceArgument(11, isset($firewall['switch_user']) ? $firewall['switch_user'] : null);
return [$matcher, $listeners, $exceptionListener, null !== $logoutListenerId ? new Reference($logoutListenerId) : null];
}
private function createContextListener($container, $contextKey)
{
if (isset($this->contextListeners[$contextKey])) {
return $this->contextListeners[$contextKey];
}
$listenerId = 'security.context_listener.'.\count($this->contextListeners);
$listener = $container->setDefinition($listenerId, new ChildDefinition('security.context_listener'));
$listener->replaceArgument(2, $contextKey);
return $this->contextListeners[$contextKey] = $listenerId;
}
private function createAuthenticationListeners($container, $id, $firewall, &$authenticationProviders, $defaultProvider = null, array $providerIds, $defaultEntryPoint)
{
$listeners = [];
$hasListeners = false;
foreach ($this->listenerPositions as $position) {
foreach ($this->factories[$position] as $factory) {
$key = str_replace('-', '_', $factory->getKey());
if (isset($firewall[$key])) {
if (isset($firewall[$key]['provider'])) {
if (!isset($providerIds[$normalizedName = str_replace('-', '_', $firewall[$key]['provider'])])) {
throw new InvalidConfigurationException(sprintf('Invalid firewall "%s": user provider "%s" not found.', $id, $firewall[$key]['provider']));
}
$userProvider = $providerIds[$normalizedName];
} elseif ('remember_me' === $key) {
// RememberMeFactory will use the firewall secret when created
$userProvider = null;
} elseif ($defaultProvider) {
$userProvider = $defaultProvider;
} elseif (empty($providerIds)) {
$userProvider = sprintf('security.user.provider.missing.%s', $key);
$container->setDefinition($userProvider, (new ChildDefinition('security.user.provider.missing'))->replaceArgument(0, $id));
} else {
throw new InvalidConfigurationException(sprintf('Not configuring explicitly the provider for the "%s" listener on "%s" firewall is ambiguous as there is more than one registered provider.', $key, $id));
}
list($provider, $listenerId, $defaultEntryPoint) = $factory->create($container, $id, $firewall[$key], $userProvider, $defaultEntryPoint);
$listeners[] = new Reference($listenerId);
$authenticationProviders[] = $provider;
$hasListeners = true;
}
}
}
// Anonymous
if (isset($firewall['anonymous'])) {
if (null === $firewall['anonymous']['secret']) {
$firewall['anonymous']['secret'] = new Parameter('container.build_hash');
}
$listenerId = 'security.authentication.listener.anonymous.'.$id;
$container
->setDefinition($listenerId, new ChildDefinition('security.authentication.listener.anonymous'))
->replaceArgument(1, $firewall['anonymous']['secret'])
;
$listeners[] = new Reference($listenerId);
$providerId = 'security.authentication.provider.anonymous.'.$id;
$container
->setDefinition($providerId, new ChildDefinition('security.authentication.provider.anonymous'))
->replaceArgument(0, $firewall['anonymous']['secret'])
;
$authenticationProviders[] = $providerId;
$hasListeners = true;
}
if (false === $hasListeners) {
throw new InvalidConfigurationException(sprintf('No authentication listener registered for firewall "%s".', $id));
}
return [$listeners, $defaultEntryPoint];
}
private function createEncoders($encoders, ContainerBuilder $container)
{
$encoderMap = [];
foreach ($encoders as $class => $encoder) {
$encoderMap[$class] = $this->createEncoder($encoder, $container);
}
$container
->getDefinition('security.encoder_factory.generic')
->setArguments([$encoderMap])
;
}
private function createEncoder($config, ContainerBuilder $container)
{
// a custom encoder service
if (isset($config['id'])) {
return new Reference($config['id']);
}
// plaintext encoder
if ('plaintext' === $config['algorithm']) {
$arguments = [$config['ignore_case']];
return [
'class' => 'Symfony\Component\Security\Core\Encoder\PlaintextPasswordEncoder',
'arguments' => $arguments,
];
}
// pbkdf2 encoder
if ('pbkdf2' === $config['algorithm']) {
return [
'class' => 'Symfony\Component\Security\Core\Encoder\Pbkdf2PasswordEncoder',
'arguments' => [
$config['hash_algorithm'],
$config['encode_as_base64'],
$config['iterations'],
$config['key_length'],
],
];
}
// bcrypt encoder
if ('bcrypt' === $config['algorithm']) {
@trigger_error('Configuring an encoder with "bcrypt" as algorithm is deprecated since Symfony 4.3, use "auto" instead.', E_USER_DEPRECATED);
return [
'class' => 'Symfony\Component\Security\Core\Encoder\BCryptPasswordEncoder',
'arguments' => [$config['cost'] ?? 13],
];
}
// Argon2i encoder
if ('argon2i' === $config['algorithm']) {
@trigger_error('Configuring an encoder with "argon2i" as algorithm is deprecated since Symfony 4.3, use "auto" instead.', E_USER_DEPRECATED);
if (!Argon2iPasswordEncoder::isSupported()) {
if (\extension_loaded('sodium') && !\defined('SODIUM_CRYPTO_PWHASH_SALTBYTES')) {
throw new InvalidConfigurationException('The installed libsodium version does not have support for Argon2i. Use "auto" instead.');
}
throw new InvalidConfigurationException('Argon2i algorithm is not supported. Install the libsodium extension or use "auto" instead.');
}
return [
'class' => 'Symfony\Component\Security\Core\Encoder\Argon2iPasswordEncoder',
'arguments' => [
$config['memory_cost'],
$config['time_cost'],
$config['threads'],
],
];
}
if ('native' === $config['algorithm']) {
return [
'class' => NativePasswordEncoder::class,
'arguments' => [
$config['time_cost'],
(($config['memory_cost'] ?? 0) << 10) ?: null,
$config['cost'],
],
];
}
if ('sodium' === $config['algorithm']) {
if (!SodiumPasswordEncoder::isSupported()) {
throw new InvalidConfigurationException('Libsodium is not available. Install the sodium extension or use "auto" instead.');
}
return [
'class' => SodiumPasswordEncoder::class,
'arguments' => [
$config['time_cost'],
(($config['memory_cost'] ?? 0) << 10) ?: null,
],
];
}
// run-time configured encoder
return $config;
}
// Parses user providers and returns an array of their ids
private function createUserProviders($config, ContainerBuilder $container)
{
$providerIds = [];
foreach ($config['providers'] as $name => $provider) {
$id = $this->createUserDaoProvider($name, $provider, $container);
$providerIds[str_replace('-', '_', $name)] = $id;
}
return $providerIds;
}
// Parses a <provider> tag and returns the id for the related user provider service
private function createUserDaoProvider($name, $provider, ContainerBuilder $container)
{
$name = $this->getUserProviderId($name);
// Doctrine Entity and In-memory DAO provider are managed by factories
foreach ($this->userProviderFactories as $factory) {
$key = str_replace('-', '_', $factory->getKey());
if (!empty($provider[$key])) {
$factory->create($container, $name, $provider[$key]);
return $name;
}
}
// Existing DAO service provider
if (isset($provider['id'])) {
$container->setAlias($name, new Alias($provider['id'], false));
return $provider['id'];
}
// Chain provider
if (isset($provider['chain'])) {
$providers = [];
foreach ($provider['chain']['providers'] as $providerName) {
$providers[] = new Reference($this->getUserProviderId($providerName));
}
$container
->setDefinition($name, new ChildDefinition('security.user.provider.chain'))
->addArgument(new IteratorArgument($providers));
return $name;
}
throw new InvalidConfigurationException(sprintf('Unable to create definition for "%s" user provider', $name));
}
private function getUserProviderId($name)
{
return 'security.user.provider.concrete.'.strtolower($name);
}
private function createExceptionListener($container, $config, $id, $defaultEntryPoint, $stateless)
{
$exceptionListenerId = 'security.exception_listener.'.$id;
$listener = $container->setDefinition($exceptionListenerId, new ChildDefinition('security.exception_listener'));
$listener->replaceArgument(3, $id);
$listener->replaceArgument(4, null === $defaultEntryPoint ? null : new Reference($defaultEntryPoint));
$listener->replaceArgument(8, $stateless);
// access denied handler setup
if (isset($config['access_denied_handler'])) {
$listener->replaceArgument(6, new Reference($config['access_denied_handler']));
} elseif (isset($config['access_denied_url'])) {
$listener->replaceArgument(5, $config['access_denied_url']);
}
return $exceptionListenerId;
}
private function createSwitchUserListener($container, $id, $config, $defaultProvider, $stateless, $providerIds)
{
$userProvider = isset($config['provider']) ? $this->getUserProviderId($config['provider']) : $defaultProvider;
if (!$userProvider) {
throw new InvalidConfigurationException(sprintf('Not configuring explicitly the provider for the "switch_user" listener on "%s" firewall is ambiguous as there is more than one registered provider.', $id));
}
$switchUserListenerId = 'security.authentication.switchuser_listener.'.$id;
$listener = $container->setDefinition($switchUserListenerId, new ChildDefinition('security.authentication.switchuser_listener'));
$listener->replaceArgument(1, new Reference($userProvider));
$listener->replaceArgument(2, new Reference('security.user_checker.'.$id));
$listener->replaceArgument(3, $id);
$listener->replaceArgument(6, $config['parameter']);
$listener->replaceArgument(7, $config['role']);
$listener->replaceArgument(9, $stateless ?: $config['stateless']);
return $switchUserListenerId;
}
private function createExpression($container, $expression)
{
if (isset($this->expressions[$id = '.security.expression.'.ContainerBuilder::hash($expression)])) {
return $this->expressions[$id];
}
if (!class_exists('Symfony\Component\ExpressionLanguage\ExpressionLanguage')) {
throw new \RuntimeException('Unable to use expressions as the Symfony ExpressionLanguage component is not installed.');
}
$container
->register($id, 'Symfony\Component\ExpressionLanguage\Expression')
->setPublic(false)
->addArgument($expression)
;
return $this->expressions[$id] = new Reference($id);
}
private function createRequestMatcher(ContainerBuilder $container, $path = null, $host = null, int $port = null, $methods = [], array $ips = null, array $attributes = [])
{
if ($methods) {
$methods = array_map('strtoupper', (array) $methods);
}
if (null !== $ips) {
foreach ($ips as $ip) {
$container->resolveEnvPlaceholders($ip, null, $usedEnvs);
if (!$usedEnvs && !$this->isValidIp($ip)) {
throw new \LogicException(sprintf('The given value "%s" in the "security.access_control" config option is not a valid IP address.', $ip));
}
$usedEnvs = null;
}
}
$id = '.security.request_matcher.'.ContainerBuilder::hash([$path, $host, $port, $methods, $ips, $attributes]);
if (isset($this->requestMatchers[$id])) {
return $this->requestMatchers[$id];
}
// only add arguments that are necessary
$arguments = [$path, $host, $methods, $ips, $attributes, null, $port];
while (\count($arguments) > 0 && !end($arguments)) {
array_pop($arguments);
}
$container
->register($id, 'Symfony\Component\HttpFoundation\RequestMatcher')
->setPublic(false)
->setArguments($arguments)
;
return $this->requestMatchers[$id] = new Reference($id);
}
public function addSecurityListenerFactory(SecurityFactoryInterface $factory)
{
$this->factories[$factory->getPosition()][] = $factory;
}
public function addUserProviderFactory(UserProviderFactoryInterface $factory)
{
$this->userProviderFactories[] = $factory;
}
/**
* Returns the base path for the XSD files.
*
* @return string The XSD base path
*/
public function getXsdValidationBasePath()
{
return __DIR__.'/../Resources/config/schema';
}
public function getNamespace()
{
return 'http://symfony.com/schema/dic/security';
}
public function getConfiguration(array $config, ContainerBuilder $container)
{
// first assemble the factories
return new MainConfiguration($this->factories, $this->userProviderFactories);
}
private function isValidIp(string $cidr): bool
{
$cidrParts = explode('/', $cidr);
if (1 === \count($cidrParts)) {
return false !== filter_var($cidrParts[0], FILTER_VALIDATE_IP);
}
$ip = $cidrParts[0];
$netmask = $cidrParts[1];
if (!ctype_digit($netmask)) {
return false;
}
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
return $netmask <= 32;
}
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6)) {
return $netmask <= 128;
}
return false;
}
}

vendor/symfony/security-bundle/DependencyInjection/SecurityExtension.php line 520