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<?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\DataCollector;
use Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener;
use Symfony\Bundle\SecurityBundle\Security\FirewallMap;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\DataCollector\DataCollector;
use Symfony\Component\HttpKernel\DataCollector\LateDataCollectorInterface;
use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
use Symfony\Component\Security\Core\Authentication\Token\SwitchUserToken;
use Symfony\Component\Security\Core\Authorization\AccessDecisionManagerInterface;
use Symfony\Component\Security\Core\Authorization\TraceableAccessDecisionManager;
use Symfony\Component\Security\Core\Authorization\Voter\TraceableVoter;
use Symfony\Component\Security\Core\Role\Role;
use Symfony\Component\Security\Core\Role\RoleHierarchyInterface;
use Symfony\Component\Security\Core\Role\SwitchUserRole;
use Symfony\Component\Security\Http\Firewall\SwitchUserListener;
use Symfony\Component\Security\Http\FirewallMapInterface;
use Symfony\Component\Security\Http\Logout\LogoutUrlGenerator;
use Symfony\Component\VarDumper\Caster\ClassStub;
use Symfony\Component\VarDumper\Cloner\Data;
/**
* @author Fabien Potencier <fabien@symfony.com>
*/
class SecurityDataCollector extends DataCollector implements LateDataCollectorInterface
{
private $tokenStorage;
private $roleHierarchy;
private $logoutUrlGenerator;
private $accessDecisionManager;
private $firewallMap;
private $firewall;
private $hasVarDumper;
public function __construct(TokenStorageInterface $tokenStorage = null, RoleHierarchyInterface $roleHierarchy = null, LogoutUrlGenerator $logoutUrlGenerator = null, AccessDecisionManagerInterface $accessDecisionManager = null, FirewallMapInterface $firewallMap = null, TraceableFirewallListener $firewall = null)
{
$this->tokenStorage = $tokenStorage;
$this->roleHierarchy = $roleHierarchy;
$this->logoutUrlGenerator = $logoutUrlGenerator;
$this->accessDecisionManager = $accessDecisionManager;
$this->firewallMap = $firewallMap;
$this->firewall = $firewall;
$this->hasVarDumper = class_exists(ClassStub::class);
}
/**
* {@inheritdoc}
*/
public function collect(Request $request, Response $response, \Exception $exception = null)
{
if (null === $this->tokenStorage) {
$this->data = [
'enabled' => false,
'authenticated' => false,
'impersonated' => false,
'impersonator_user' => null,
'impersonation_exit_path' => null,
'token' => null,
'token_class' => null,
'logout_url' => null,
'user' => '',
'roles' => [],
'inherited_roles' => [],
'supports_role_hierarchy' => null !== $this->roleHierarchy,
];
} elseif (null === $token = $this->tokenStorage->getToken()) {
$this->data = [
'enabled' => true,
'authenticated' => false,
'impersonated' => false,
'impersonator_user' => null,
'impersonation_exit_path' => null,
'token' => null,
'token_class' => null,
'logout_url' => null,
'user' => '',
'roles' => [],
'inherited_roles' => [],
'supports_role_hierarchy' => null !== $this->roleHierarchy,
];
} else {
$inheritedRoles = [];
if (method_exists($token, 'getRoleNames')) {
$assignedRoles = $token->getRoleNames();
} else {
$assignedRoles = array_map(function (Role $role) { return $role->getRole(); }, $token->getRoles(false));
}
$impersonatorUser = null;
if ($token instanceof SwitchUserToken) {
$impersonatorUser = $token->getOriginalToken()->getUsername();
} else {
foreach ($token->getRoles(false) as $role) {
if ($role instanceof SwitchUserRole) {
$impersonatorUser = $role->getSource()->getUsername();
break;
}
}
}
if (null !== $this->roleHierarchy) {
if (method_exists($this->roleHierarchy, 'getReachableRoleNames')) {
$allRoles = $this->roleHierarchy->getReachableRoleNames($assignedRoles);
} else {
$allRoles = array_map(function (Role $role) { return (string) $role; }, $this->roleHierarchy->getReachableRoles($token->getRoles(false)));
}
foreach ($allRoles as $role) {
if (!\in_array($role, $assignedRoles, true)) {
$inheritedRoles[] = $role;
}
}
}
$logoutUrl = null;
try {
if (null !== $this->logoutUrlGenerator) {
$logoutUrl = $this->logoutUrlGenerator->getLogoutPath();
}
} catch (\Exception $e) {
// fail silently when the logout URL cannot be generated
}
$this->data = [
'enabled' => true,
'authenticated' => $token->isAuthenticated(),
'impersonated' => null !== $impersonatorUser,
'impersonator_user' => $impersonatorUser,
'impersonation_exit_path' => null,
'token' => $token,
'token_class' => $this->hasVarDumper ? new ClassStub(\get_class($token)) : \get_class($token),
'logout_url' => $logoutUrl,
'user' => $token->getUsername(),
'roles' => $assignedRoles,
'inherited_roles' => array_unique($inheritedRoles),
'supports_role_hierarchy' => null !== $this->roleHierarchy,
];
}
// collect voters and access decision manager information
if ($this->accessDecisionManager instanceof TraceableAccessDecisionManager) {
$this->data['voter_strategy'] = $this->accessDecisionManager->getStrategy();
foreach ($this->accessDecisionManager->getVoters() as $voter) {
if ($voter instanceof TraceableVoter) {
$voter = $voter->getDecoratedVoter();
}
$this->data['voters'][] = $this->hasVarDumper ? new ClassStub(\get_class($voter)) : \get_class($voter);
}
// collect voter details
$decisionLog = $this->accessDecisionManager->getDecisionLog();
foreach ($decisionLog as $key => $log) {
$decisionLog[$key]['voter_details'] = [];
foreach ($log['voterDetails'] as $voterDetail) {
$voterClass = \get_class($voterDetail['voter']);
$classData = $this->hasVarDumper ? new ClassStub($voterClass) : $voterClass;
$decisionLog[$key]['voter_details'][] = [
'class' => $classData,
'attributes' => $voterDetail['attributes'], // Only displayed for unanimous strategy
'vote' => $voterDetail['vote'],
];
}
unset($decisionLog[$key]['voterDetails']);
}
$this->data['access_decision_log'] = $decisionLog;
} else {
$this->data['access_decision_log'] = [];
$this->data['voter_strategy'] = 'unknown';
$this->data['voters'] = [];
}
// collect firewall context information
$this->data['firewall'] = null;
if ($this->firewallMap instanceof FirewallMap) {
$firewallConfig = $this->firewallMap->getFirewallConfig($request);
if (null !== $firewallConfig) {
$this->data['firewall'] = [
'name' => $firewallConfig->getName(),
'allows_anonymous' => $firewallConfig->allowsAnonymous(),
'request_matcher' => $firewallConfig->getRequestMatcher(),
'security_enabled' => $firewallConfig->isSecurityEnabled(),
'stateless' => $firewallConfig->isStateless(),
'provider' => $firewallConfig->getProvider(),
'context' => $firewallConfig->getContext(),
'entry_point' => $firewallConfig->getEntryPoint(),
'access_denied_handler' => $firewallConfig->getAccessDeniedHandler(),
'access_denied_url' => $firewallConfig->getAccessDeniedUrl(),
'user_checker' => $firewallConfig->getUserChecker(),
'listeners' => $firewallConfig->getListeners(),
];
// generate exit impersonation path from current request
if ($this->data['impersonated'] && null !== $switchUserConfig = $firewallConfig->getSwitchUser()) {
$exitPath = $request->getRequestUri();
$exitPath .= null === $request->getQueryString() ? '?' : '&';
$exitPath .= sprintf('%s=%s', urlencode($switchUserConfig['parameter']), SwitchUserListener::EXIT_VALUE);
$this->data['impersonation_exit_path'] = $exitPath;
}
}
}
// collect firewall listeners information
$this->data['listeners'] = [];
if ($this->firewall) {
$this->data['listeners'] = $this->firewall->getWrappedListeners();
}
}
/**
* {@inheritdoc}
*/
public function reset()
{
$this->data = [];
}
public function lateCollect()
{
$this->data = $this->cloneVar($this->data);
}
/**
* Checks if security is enabled.
*
* @return bool true if security is enabled, false otherwise
*/
public function isEnabled()
{
return $this->data['enabled'];
}
/**
* Gets the user.
*
* @return string The user
*/
public function getUser()
{
return $this->data['user'];
}
/**
* Gets the roles of the user.
*
* @return array The roles
*/
public function getRoles()
{
return $this->data['roles'];
}
/**
* Gets the inherited roles of the user.
*
* @return array The inherited roles
*/
public function getInheritedRoles()
{
return $this->data['inherited_roles'];
}
/**
* Checks if the data contains information about inherited roles. Still the inherited
* roles can be an empty array.
*
* @return bool true if the profile was contains inherited role information
*/
public function supportsRoleHierarchy()
{
return $this->data['supports_role_hierarchy'];
}
/**
* Checks if the user is authenticated or not.
*
* @return bool true if the user is authenticated, false otherwise
*/
public function isAuthenticated()
{
return $this->data['authenticated'];
}
public function isImpersonated()
{
return $this->data['impersonated'];
}
public function getImpersonatorUser()
{
return $this->data['impersonator_user'];
}
public function getImpersonationExitPath()
{
return $this->data['impersonation_exit_path'];
}
/**
* Get the class name of the security token.
*
* @return string The token
*/
public function getTokenClass()
{
return $this->data['token_class'];
}
/**
* Get the full security token class as Data object.
*
* @return Data
*/
public function getToken()
{
return $this->data['token'];
}
/**
* Get the logout URL.
*
* @return string The logout URL
*/
public function getLogoutUrl()
{
return $this->data['logout_url'];
}
/**
* Returns the FQCN of the security voters enabled in the application.
*
* @return string[]
*/
public function getVoters()
{
return $this->data['voters'];
}
/**
* Returns the strategy configured for the security voters.
*
* @return string
*/
public function getVoterStrategy()
{
return $this->data['voter_strategy'];
}
/**
* Returns the log of the security decisions made by the access decision manager.
*
* @return array
*/
public function getAccessDecisionLog()
{
return $this->data['access_decision_log'];
}
/**
* Returns the configuration of the current firewall context.
*
* @return array
*/
public function getFirewall()
{
return $this->data['firewall'];
}
public function getListeners()
{
return $this->data['listeners'];
}
/**
* {@inheritdoc}
*/
public function getName()
{
return 'security';
}
}
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