og_sm-8.x-1.0/og_sm_menu/og_sm_menu.routing.yml

og_sm.site_menu:
  path: 'group/node/{node}/admin/structure/menu'
  defaults:
    _form: 'Drupal\og_sm_menu\Form\SiteMenuForm'
    _title: 'Menu'
  requirements:
    _site_permission: 'administer site menu'
  options:
    _admin_route: TRUE
    parameters:
      node:
        type: og_sm:site
og_sm.site_menu.add_link:
  path: 'group/node/{node}/admin/structure/menu/add-link'
  defaults:
    _controller: 'Drupal\og_sm_menu\Controller\SiteMenuController::addLink'
    _title: 'Add menu link'
  requirements:
    _custom_access: 'Drupal\og_sm_menu\Controller\SiteMenuController::addLinkAccess'
  options:
    _admin_route: TRUE
    parameters:
      node:
        type: og_sm:site
og_sm.site_menu.edit_link:
  path: 'group/node/{node}/admin/structure/menu/link/{menu_link_plugin}/edit'
  defaults:
    _form: 'Drupal\og_sm_menu\Form\SiteMenuLinkEditForm'
    _title: 'Edit menu link'
  options:
    _admin_route: TRUE
    parameters:
      node:
        type: og_sm:site
      menu_link_plugin:
        type: menu_link_plugin
  requirements:
    _permission: 'administer menu'