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1// Copyright Joyent, Inc. and other Node contributors.
2//
3// Permission is hereby granted, free of charge, to any person obtaining a
4// copy of this software and associated documentation files (the
5// "Software"), to deal in the Software without restriction, including
6// without limitation the rights to use, copy, modify, merge, publish,
7// distribute, sublicense, and/or sell copies of the Software, and to permit
8// persons to whom the Software is furnished to do so, subject to the
9// following conditions:
10//
11// The above copyright notice and this permission notice shall be included
12// in all copies or substantial portions of the Software.
13//
14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
16// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
17// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
18// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20// USE OR OTHER DEALINGS IN THE SOFTWARE.
21
22'use strict';
23require('../common');
24const assert = require('assert');
25const http = require('http');
26const url = require('url');
27
28const cookies = [
29  'session_token=; path=/; expires=Sun, 15-Sep-2030 13:48:52 GMT',
30  'prefers_open_id=; path=/; expires=Thu, 01-Jan-1970 00:00:00 GMT',
31];
32
33const headers = { 'content-type': 'text/plain',
34                  'set-cookie': cookies,
35                  'hello': 'world' };
36
37const backend = http.createServer(function(req, res) {
38  console.error('backend request');
39  res.writeHead(200, headers);
40  res.write('hello world\n');
41  res.end();
42});
43
44const proxy = http.createServer(function(req, res) {
45  console.error(`proxy req headers: ${JSON.stringify(req.headers)}`);
46  http.get({
47    port: backend.address().port,
48    path: url.parse(req.url).pathname
49  }, function(proxy_res) {
50
51    console.error(`proxy res headers: ${JSON.stringify(proxy_res.headers)}`);
52
53    assert.strictEqual(proxy_res.headers.hello, 'world');
54    assert.strictEqual(proxy_res.headers['content-type'], 'text/plain');
55    assert.deepStrictEqual(proxy_res.headers['set-cookie'], cookies);
56
57    res.writeHead(proxy_res.statusCode, proxy_res.headers);
58
59    proxy_res.on('data', function(chunk) {
60      res.write(chunk);
61    });
62
63    proxy_res.on('end', function() {
64      res.end();
65      console.error('proxy res');
66    });
67  });
68});
69
70let body = '';
71
72let nlistening = 0;
73function startReq() {
74  nlistening++;
75  if (nlistening < 2) return;
76
77  http.get({
78    port: proxy.address().port,
79    path: '/test'
80  }, function(res) {
81    console.error('got res');
82    assert.strictEqual(res.statusCode, 200);
83
84    assert.strictEqual(res.headers.hello, 'world');
85    assert.strictEqual(res.headers['content-type'], 'text/plain');
86    assert.deepStrictEqual(res.headers['set-cookie'], cookies);
87
88    res.setEncoding('utf8');
89    res.on('data', function(chunk) { body += chunk; });
90    res.on('end', function() {
91      proxy.close();
92      backend.close();
93      console.error('closed both');
94    });
95  });
96  console.error('client req');
97}
98
99console.error('listen proxy');
100proxy.listen(0, startReq);
101
102console.error('listen backend');
103backend.listen(0, startReq);
104
105process.on('exit', function() {
106  assert.strictEqual(body, 'hello world\n');
107});
108