• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1'use strict';
2
3const common = require('../common');
4if (!common.hasCrypto)
5  common.skip('missing crypto');
6
7const assert = require('assert');
8const http2 = require('http2');
9const { URL } = require('url');
10const Countdown = require('../common/countdown');
11
12const server = http2.createServer();
13server.on('stream', common.mustCall((stream) => {
14  stream.session.altsvc('h2=":8000"', stream.id);
15  stream.respond();
16  stream.end('ok');
17}));
18server.on('session', common.mustCall((session) => {
19  // Origin may be specified by string, URL object, or object with an
20  // origin property. For string and URL object, origin is guaranteed
21  // to be an ASCII serialized origin. For object with an origin
22  // property, it is up to the user to ensure proper serialization.
23  session.altsvc('h2=":8000"', 'https://example.org:8111/this');
24  session.altsvc('h2=":8000"', new URL('https://example.org:8111/this'));
25  session.altsvc('h2=":8000"', { origin: 'https://example.org:8111' });
26
27  // Won't error, but won't send anything because the stream does not exist
28  session.altsvc('h2=":8000"', 3);
29
30  // Will error because the numeric stream id is out of valid range
31  [0, -1, 1.1, 0xFFFFFFFF + 1, Infinity, -Infinity].forEach((input) => {
32    assert.throws(
33      () => session.altsvc('h2=":8000"', input),
34      {
35        code: 'ERR_OUT_OF_RANGE',
36        name: 'RangeError',
37        message: 'The value of "originOrStream" is out of ' +
38                 `range. It must be > 0 && < 4294967296. Received ${input}`
39      }
40    );
41  });
42
43  // First argument must be a string
44  [0, {}, [], null, Infinity].forEach((input) => {
45    assert.throws(
46      () => session.altsvc(input),
47      {
48        code: 'ERR_INVALID_ARG_TYPE',
49        name: 'TypeError'
50      }
51    );
52  });
53
54  ['\u0001', 'h2="\uff20"', '��'].forEach((input) => {
55    assert.throws(
56      () => session.altsvc(input),
57      {
58        code: 'ERR_INVALID_CHAR',
59        name: 'TypeError',
60        message: 'Invalid character in alt'
61      }
62    );
63  });
64
65  [{}, [], true].forEach((input) => {
66    assert.throws(
67      () => session.altsvc('clear', input),
68      {
69        code: 'ERR_INVALID_ARG_TYPE',
70        name: 'TypeError'
71      }
72    );
73  });
74
75  [
76    'abc:',
77    new URL('abc:'),
78    { origin: 'null' },
79    { origin: '' }
80  ].forEach((input) => {
81    assert.throws(
82      () => session.altsvc('h2=":8000', input),
83      {
84        code: 'ERR_HTTP2_ALTSVC_INVALID_ORIGIN',
85        name: 'TypeError',
86        message: 'HTTP/2 ALTSVC frames require a valid origin'
87      }
88    );
89  });
90
91  // Arguments + origin are too long for an ALTSVC frame
92  assert.throws(
93    () => {
94      session.altsvc('h2=":8000"',
95                     `http://example.${'a'.repeat(17000)}.org:8000`);
96    },
97    {
98      code: 'ERR_HTTP2_ALTSVC_LENGTH',
99      name: 'TypeError',
100      message: 'HTTP/2 ALTSVC frames are limited to 16382 bytes'
101    }
102  );
103}));
104
105server.listen(0, common.mustCall(() => {
106  const client = http2.connect(`http://localhost:${server.address().port}`);
107
108  const countdown = new Countdown(4, () => {
109    client.close();
110    server.close();
111  });
112
113  client.on('altsvc', common.mustCall((alt, origin, stream) => {
114    assert.strictEqual(alt, 'h2=":8000"');
115    switch (stream) {
116      case 0:
117        assert.strictEqual(origin, 'https://example.org:8111');
118        break;
119      case 1:
120        assert.strictEqual(origin, '');
121        break;
122      default:
123        assert.fail('should not happen');
124    }
125    countdown.dec();
126  }, 4));
127
128  const req = client.request();
129  req.resume();
130  req.on('close', common.mustCall());
131}));
132