social_auth_facebook.routing.yml

social_auth_facebook.redirect_to_fb:
  path: 'user/login/facebook'
  defaults:
    _controller: '\Drupal\social_auth_facebook\Controller\FacebookAuthController::redirectToFb'
  requirements:
    _role: 'anonymous'
  options:
    no_cache: TRUE

social_auth_facebook.return_from_fb:
  path: 'user/login/facebook/callback'
  defaults:
    _controller: '\Drupal\social_auth_facebook\Controller\FacebookAuthController::returnFromFb'
  requirements:
    _role: 'anonymous'
  options:
    no_cache: TRUE

social_auth_facebook.settings_form:
  path: 'admin/config/social-api/social-auth/facebook'
  defaults:
    _title: 'Social Auth Facebook settings'
    _form: '\Drupal\social_auth_facebook\Form\FacebookAuthSettingsForm'
  requirements:
    _permission: 'administer social api authentication'