#from Gnome's Guide to Webrick

# A simple WEBrick invocation
require 'webrick'
server = WEBrick::HTTPServer.new
#
# You would want to mount handlers here.
# Read further to know what
# handlers are.
#
# trap signals to invoke the shutdown procedure cleanly
['INT', 'TERM'].each { |signal|
trap(signal){ server.shutdown}
}
server.start