客户端
#!/usr/bin/env python import tornado.ioloop import tornado.web class MainHandler(tornado.web.RequestHandler): def get(self, *args, **kwargs): self.render(‘index.html‘) def post(self, *args, **kwargs): self.render(‘index.html‘) class CorsHandler(tornado.web.RequestHandler): def get(self, *args, **kwargs): self.render(‘index.html‘) def post(self, *args, **kwargs): self.render(‘index.html‘) settings ={ ‘template_path‘:‘views‘,#html文件模板路径配置 ‘static_path‘:‘statics‘,#css,js文件路径配置 ‘static_url_prefix‘:‘/sss/‘, } application = tornado.web.Application([ (r"/index", MainHandler), (r"/cors", CorsHandler), ],**settings) if __name__ == "__main__": application.listen(8000) tornado.ioloop.IOLoop.instance().start()
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <input type="button" value="Jsonp" onclick="JsonpAjax();"> <input type="button" value="DOJsonp" onclick="DoJsonpAjax();"> <script src="{{static_url(‘jquery-3.1.1.js‘)}}"></script> <script> / function DoJsonpAjax() { $.ajax({ url:‘http://tao.com:8001/cors‘, type:‘POST‘, data:{‘k1‘:‘v1‘}, success:function (arg) { console.log(arg) } }) } function JsonpAjax() { $.ajax({ url:‘http://tao.com:8001/cors‘, type:‘PUT‘, headers:{‘h1‘:‘HH1‘}, data:{‘k1‘:‘v1‘}, xhrFields:{withCredentials:true}, success:function (arg) { console.log(arg) } }) } // function DoJsonpAjax() { //// var tag = document.createElement(‘script‘); //// tag.src = "http://www.jxntv.cn/data/jmd-jxtv2.html?callback=list"; //// document.head.appendChild(tag); //// //// document.head.removeChild(tag); ////// // $.ajax({ // url: "http://tao.com:8001/index", // type:"POST", // dataType: ‘jsonp‘, // jsonp:‘callback‘,//相当于在url: "http://tao.com:8001/index?callback= xxoo", // jsonpCallback: "xxoo"//相当于在url: "http://tao.com:8001/index?callback= xxoo", // }) // } </script> </body> </html>
服务端
#!/usr/bin/env python import tornado.ioloop import tornado.web class MainHandler(tornado.web.RequestHandler): def get(self, *args, **kwargs): callback = self.get_argument(‘callback‘) self.write("{}([11,22,33])".format(callback)) def post(self, *args, **kwargs): self.write(‘t2.post‘) class CorsHandler(tornado.web.RequestHandler): def get(self, *args, **kwargs): self.write(‘index.get‘) def post(self, *args, **kwargs): self.set_header("Access-Control-Allow-Origin","http://taochen.com:8000") self.write(‘index.post‘) def options(self, *args, **kwargs): self.set_header("Access-Control-Allow-Origin", "http://taochen.com:8000") self.set_header("Access-Control-Allow-Methods", "PUT,DELETE") self.set_header("Access-Control-Allow-Headers", "h1") self.set_header("Access-Control-Allow-Credentials",‘true‘) def put(self, *args, **kwargs): print(self.cookies) self.set_cookie(‘kk‘,‘kkk2‘) self.set_header("Access-Control-Allow-Origin", "http://taochen.com:8000") self.set_header("Access-Control-Allow-Credentials", ‘true‘) self.write("ok") settings ={ ‘template_path‘:‘views‘,#html文件模板路径配置 ‘static_path‘:‘statics‘,#css,js文件路径配置 ‘static_url_prefix‘:‘/sss/‘, } application = tornado.web.Application([ (r"/index", MainHandler), (r"/cors", CorsHandler), ],**settings) if __name__ == "__main__": application.listen(8001) tornado.ioloop.IOLoop.instance().start()
原文：http://www.cnblogs.com/shiluoliming/p/6567429.html
