zammad/config/routes/role.rb

Zammad::Application.routes.draw do
  api_path = Rails.configuration.api_path

  # roles
  match api_path + '/roles',            :to => 'roles#index',   :via => :get
  match api_path + '/roles/:id',        :to => 'roles#show',    :via => :get
  match api_path + '/roles',            :to => 'roles#create',  :via => :post
  match api_path + '/roles/:id',        :to => 'roles#update',  :via => :put

end