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What’s that ROLE_ALLOWED_TO_SWITCH all about in security.yml. Symfony gives you the ability to actually change the user you’re logged in as. Ever have a client complaint you couldn’t replicate? Well now you can login as them without knowing their password. Now that is a Jedi mindtrick.
To activate this feature, add the switch_user key to your firewall:
# app/config/security.yml security: # ... firewalls: secured_area: # ... switch_user: ~
To use it, just add a ?_switch_user= query parameter to any page with the username you want to change to:
When we try it initially, we get the access denied screen. Our user needs ROLE_ALLOWED_TO_SWITCH to be able to do this. Add it to the ROLE_ADMIN hierarchy to get it:
# app/config/security.yml security: # ... role_hierarchy: ROLE_ADMIN: [ROLE_USER, ROLE_EVENT_CREATE, ROLE_ALLOWED_TO_SWITCH] # ...
When we refresh, you’ll see that the our username in the web debug toolbar has changed to darth. So cool! To switch back, use the _exit key: