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Simple http server in ruby, that ensures there's no browser caching. For serving static files in development.
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#!/usr/bin/env ruby | |
require 'webrick' | |
require 'optparse' | |
class NonCachingFileHandler < WEBrick::HTTPServlet::FileHandler | |
def prevent_caching(res) | |
res['ETag'] = nil | |
res['Last-Modified'] = Time.now + 100**4 | |
res['Cache-Control'] = 'no-store, no-cache, must-revalidate, post-check=0, pre-check=0' | |
res['Pragma'] = 'no-cache' | |
res['Expires'] = Time.now - 100**4 | |
end | |
def do_GET(req, res) | |
super | |
prevent_caching(res) | |
end | |
end | |
options = { port: 8000 } | |
OptionParser.new do |opts| | |
opts.banner = 'Usage: server [options]' | |
opts.on('-p', '--port PORT', 'Specify the port') { |v| options[:port] = v } | |
end.parse! | |
server = WEBrick::HTTPServer.new(Port: options[:port]) | |
server.mount('/', NonCachingFileHandler, Dir.pwd) | |
trap('INT') { server.stop } | |
server.start |
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