UPGRADE FROM 5.3 to 5.4

Cache

Deprecate DoctrineProvider and DoctrineAdapter because these classes have been added to the doctrine/cache package

Console

Deprecate HelperSet::setCommand() and getCommand() without replacement

Finder

Deprecate Comparator::setTarget() and Comparator::setOperator()
Add a constructor to Comparator that allows setting target and operator

Form

Deprecate calling FormErrorIterator::children() if the current element is not iterable.

FrameworkBundle

Deprecate the AdapterInterface autowiring alias, use CacheItemPoolInterface instead
Deprecate the public profiler service to private
Deprecate get(), has(), getDoctrine(), and dispatchMessage() in AbstractController, use method/constructor injection instead
Deprecate the cache.adapter.doctrine service: The Doctrine Cache library is deprecated. Either switch to Symfony Cache or use the PSR-6 adapters provided by Doctrine Cache.

HttpKernel

Deprecate AbstractTestSessionListener::getSession inject a session in the request instead

HttpFoundation

Mark Request::get() internal, use explicit input sources instead

Messenger

Deprecate not setting the delete_after_ack config option (or DSN parameter) using the Redis transport, its default value will change to true in 6.0

SecurityBundle

Deprecate security.authentication.basic_entry_point and security.authentication.retry_entry_point services, the logic is moved into the HttpBasicAuthenticator and ChannelListener respectively
Deprecate not setting $authenticatorManagerEnabled to true in SecurityDataCollector and DebugFirewallCommand
Deprecate SecurityFactoryInterface and SecurityExtension::addSecurityListenerFactory() in favor of AuthenticatorFactoryInterface and SecurityExtension::addAuthenticatorFactory()

Add AuthenticatorFactoryInterface::getPriority() which replaces SecurityFactoryInterface::getPosition(). Previous positions are mapped to the following priorities:

Position	Constant	Priority
pre_auth	`RemoteUserFactory::PRIORITY`/`X509Factory::PRIORITY`	-10
form	`FormLoginFactory::PRIORITY`	-30
http	`HttpBasicFactory::PRIORITY`	-50
remember_me	`RememberMeFactory::PRIORITY`	-60
anonymous	n/a	-70

Deprecate passing an array of arrays as 1st argument to MainConfiguration, pass a sorted flat array of factories instead.
Deprecate the always_authenticate_before_granting option

Security

Deprecate AuthenticationEvents::AUTHENTICATION_FAILURE, use the LoginFailureEvent instead
Deprecate the $authenticationEntryPoint argument of ChannelListener, and add $httpPort and $httpsPort arguments
Deprecate RetryAuthenticationEntryPoint, this code is now inlined in the ChannelListener
Deprecate FormAuthenticationEntryPoint and BasicAuthenticationEntryPoint, in the new system the FormLoginAuthenticator and HttpBasicAuthenticator should be used instead
Deprecate AbstractRememberMeServices, PersistentTokenBasedRememberMeServices, RememberMeServicesInterface, TokenBasedRememberMeServices, use the remember me handler alternatives instead
Deprecate AnonymousToken, as the related authenticator was deprecated in 5.3
Deprecate Token::getCredentials(), tokens should no longer contain credentials (as they represent authenticated sessions)
Deprecate not returning an UserInterface from Token::getUser()

Deprecate AuthenticatedVoter::IS_AUTHENTICATED_ANONYMOUSLY and AuthenticatedVoter::IS_ANONYMOUS, use AuthenticatedVoter::PUBLIC_ACCESS instead.

Before:

# config/packages/security.yaml
security:
    # ...
    access_control:
        - { path: ^/login, roles: IS_AUTHENTICATED_ANONYMOUSLY }

After:

# config/packages/security.yaml
security:
    # ...
    access_control:
        - { path: ^/login, roles: PUBLIC_ACCESS }

Deprecate AuthenticationTrustResolverInterface::isAnonymous() and the is_anonymous() expression function as anonymous no longer exists in version 6, use the isFullFledged() or the new isAuthenticated() instead if you want to check if the request is (fully) authenticated.
Deprecate the $authManager argument of AccessListener, the argument will be removed
Deprecate the $authenticationManager argument of the AuthorizationChecker constructor, the argument will be removed
Deprecate setting the $alwaysAuthenticate argument to true and not setting the $exceptionOnNoToken argument to falseofAuthorizationChecker(this is the default behavior when usingenable_authenticator_manager: true`)
Deprecate not setting the $exceptionOnNoToken argument of AccessListener to false (this is the default behavior when using enable_authenticator_manager: true)
Deprecate TokenInterface:isAuthenticated() and setAuthenticated() methods, return null from getUser() instead when a token is not authenticated
Deprecate DeauthenticatedEvent, use TokenDeauthenticatedEvent instead
Deprecate CookieClearingLogoutHandler, SessionLogoutHandler and CsrfTokenClearingLogoutHandler. Use CookieClearingLogoutListener, SessionLogoutListener and CsrfTokenClearingLogoutListener instead
Deprecate AuthenticatorInterface::createAuthenticatedToken(), use AuthenticatorInterface::createToken() instead

Deprecate PassportInterface, UserPassportInterface and PassportTrait, use Passport instead. As such, the return type declaration of AuthenticatorInterface::authenticate() will change to Passport in 6.0

Before:

class MyAuthenticator implements AuthenticatorInterface
{
    public function authenticate(Request $request): PassportInterface
    {
    }
}

After:

class MyAuthenticator implements AuthenticatorInterface
{
    public function authenticate(Request $request): Passport
    {
    }
}

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