require 'rubygems'
require 'mongrel'
class BasicServer < Mongrel::HttpHandler
def process(request, response)
response.start(200) do |headers, output|
headers["Content-Type"] = 'text/html'
output.write('<html><body><h1>Hello!</h1></body></html>')
end
end
end
s = Mongrel::HttpServer.new("0.0.0.0", "1234",20) #启动20个线程
s.register("/", BasicServer.new)
s.run.join
