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';
23const common = require('../common');
24const assert = require('assert');
25
26const net = require('net');
27
28let conns_closed = 0;
29
30const remoteAddrCandidates = [ common.localhostIPv4,
31                               '::1',
32                               '::ffff:127.0.0.1' ];
33
34const remoteFamilyCandidates = ['IPv4', 'IPv6'];
35
36const server = net.createServer(common.mustCall(function(socket) {
37  assert.ok(remoteAddrCandidates.includes(socket.remoteAddress),
38            `Invalid remoteAddress: ${socket.remoteAddress}`);
39  assert.ok(remoteFamilyCandidates.includes(socket.remoteFamily),
40            `Invalid remoteFamily: ${socket.remoteFamily}`);
41  assert.ok(socket.remotePort);
42  assert.notStrictEqual(socket.remotePort, this.address().port);
43  socket.on('end', function() {
44    if (++conns_closed === 2) server.close();
45  });
46  socket.on('close', function() {
47    assert.ok(remoteAddrCandidates.includes(socket.remoteAddress));
48    assert.ok(remoteFamilyCandidates.includes(socket.remoteFamily));
49  });
50  socket.resume();
51}, 2));
52
53server.listen(0, function() {
54  const client = net.createConnection(this.address().port, '127.0.0.1');
55  const client2 = net.createConnection(this.address().port);
56
57  assert.strictEqual(client.remoteAddress, undefined);
58  assert.strictEqual(client.remoteFamily, undefined);
59  assert.strictEqual(client.remotePort, undefined);
60  assert.strictEqual(client2.remoteAddress, undefined);
61  assert.strictEqual(client2.remoteFamily, undefined);
62  assert.strictEqual(client2.remotePort, undefined);
63
64  client.on('connect', function() {
65    assert.ok(remoteAddrCandidates.includes(client.remoteAddress));
66    assert.ok(remoteFamilyCandidates.includes(client.remoteFamily));
67    assert.strictEqual(client.remotePort, server.address().port);
68    client.end();
69  });
70  client.on('close', function() {
71    assert.ok(remoteAddrCandidates.includes(client.remoteAddress));
72    assert.ok(remoteFamilyCandidates.includes(client.remoteFamily));
73  });
74  client2.on('connect', function() {
75    assert.ok(remoteAddrCandidates.includes(client2.remoteAddress));
76    assert.ok(remoteFamilyCandidates.includes(client2.remoteFamily));
77    assert.strictEqual(client2.remotePort, server.address().port);
78    client2.end();
79  });
80  client2.on('close', function() {
81    assert.ok(remoteAddrCandidates.includes(client2.remoteAddress));
82    assert.ok(remoteFamilyCandidates.includes(client2.remoteFamily));
83  });
84});
85