Basic HTTP Auth with Roda

auth.rb

auth = Rack::Auth::Basic::Request.new(env)

unless auth.provided?
  # env['warden'].custom_failure! # If you're using warden avoid intercepting 401
  r.halt [401, {'Content-Type' => 'text/plain', 'Content-Length' => '0', 'WWW-Authenticate' => 'Basic realm="Restricted Area"'}, []]
end

unless auth.basic?
  r.halt [400, {'Content-Type' => 'text/plain', 'Content-Length' => '0'}, []]
end

if auth.credentials == %w(admin abc123)
  env['REMOTE_USER'] = auth.username
else
  # env['warden'].custom_failure! # If you're using warden avoid intercepting 401
  r.halt [401, {'Content-Type' => 'text/plain', 'Content-Length' => '0', 'WWW-Authenticate' => 'Basic realm="Restricted Area"'}, []]
end