mirror of
https://github.com/http-party/node-http-proxy.git
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99 lines
3.2 KiB
JavaScript
99 lines
3.2 KiB
JavaScript
/*
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bodyDecoder-middleware.js: Basic example of `connect.bodyParser()` middleware in node-http-proxy
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Copyright (c) 2013 - 2016 Charlie Robbins, Jarrett Cruger & the Contributors.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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var http = require('http'),
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connect = require('connect'),
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request = require('request'),
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colors = require('colors'),
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util = require('util'),
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bodyParser = require('body-parser'),
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httpProxy = require('../../lib/http-proxy'),
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proxy = httpProxy.createProxyServer({});
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//restream parsed body before proxying
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proxy.on('proxyReq', function(proxyReq, req, res, options) {
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if(req.body) {
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let bodyData = JSON.stringify(req.body);
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// incase if content-type is application/x-www-form-urlencoded -> we need to change to application/json
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proxyReq.setHeader('Content-Type','application/json');
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proxyReq.setHeader('Content-Length', Buffer.byteLength(bodyData));
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// stream the content
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proxyReq.write(bodyData);
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}
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});
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//
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// Basic Http Proxy Server
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//
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var app = connect()
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.use(bodyParser.json())//json parser
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.use(bodyParser.urlencoded())//urlencoded parser
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.use(function(req, res){
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// modify body here,
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// eg: req.body = {a: 1}.
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console.log('proxy body:',req.body)
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proxy.web(req, res, {
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target: 'http://127.0.0.1:9013'
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})
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});
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http.createServer(app).listen(8013, function(){
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console.log('proxy linsten 8013');
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});
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//
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// Target Http Server
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//
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var app1 = connect()
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.use(bodyParser.json())
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.use(function(req, res){
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console.log('app1:',req.body)
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res.end('request successfully proxied to: ' + req.url + '\n' + JSON.stringify(req.headers, true, 2));
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});
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http.createServer(app1).listen(9013, function(){
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//request to 8013 to proxy
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request.post({//
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url: 'http://127.0.0.1:8013',
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json: {content: 123, type: "greeting from json request"}
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},function(err, res,data){
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console.log('return for json request:' ,err, data)
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})
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// application/x-www-form-urlencoded request
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request.post({//
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url: 'http://127.0.0.1:8013',
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form: {content: 123, type: "greeting from urlencoded request"}
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},function(err, res,data){
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console.log('return for urlencoded request:' ,err, data)
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})
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});
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