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fix #11 - support torrents with 64-bit file sizes

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This commit is contained in:
Feross Aboukhadijeh 2014-04-18 23:28:59 -07:00
parent a924e620e1
commit dfd5149d6b
4 changed files with 16 additions and 4 deletions
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11
index.js
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@ -1,6 +1,7 @@
exports.Client = Client exports.Client = Client
exports.Server = Server exports.Server = Server
var bignum = require('bignum')
var bncode = require('bncode') var bncode = require('bncode')
var compact2string = require('compact2string') var compact2string = require('compact2string')
var dgram = require('dgram') var dgram = require('dgram')
@ -225,9 +226,9 @@ Client.prototype._requestUdp = function (announceUrl, opts) {
transactionId, transactionId,
self._infoHash, self._infoHash,
self._peerId, self._peerId,
toUInt32(0), toUInt32(opts.downloaded || 0), // 64bit toUInt64(opts.downloaded || 0),
toUInt32(0), toUInt32(opts.left || 0), // 64bit toUInt64(opts.left || 0),
toUInt32(0), toUInt32(opts.uploaded || 0), // 64bit toUInt64(opts.uploaded || 0),
toUInt32(EVENTS[opts.event] || 0), toUInt32(EVENTS[opts.event] || 0),
toUInt32(0), // ip address (optional) toUInt32(0), // ip address (optional)
toUInt32(0), // key (optional) toUInt32(0), // key (optional)
@ -520,6 +521,10 @@ function toUInt32 (n) {
return buf return buf
} }
function toUInt64 (n) {
return bignum(n).toBuffer({ size: 8 })
}
function bytewiseEncodeURIComponent (buf) { function bytewiseEncodeURIComponent (buf) {
return encodeURIComponent(buf.toString('binary')) return encodeURIComponent(buf.toString('binary'))
} }

1
package.json
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@ -11,6 +11,7 @@
"url": "https://github.com/feross/bittorrent-tracker/issues" "url": "https://github.com/feross/bittorrent-tracker/issues"
}, },
"dependencies": { "dependencies": {
"bignum": "^0.6.2",
"bncode": "^0.5.2", "bncode": "^0.5.2",
"compact2string": "^1.2.0", "compact2string": "^1.2.0",
"extend.js": "0.0.1", "extend.js": "0.0.1",

5
test/client-large-torrent.js
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@ -8,6 +8,9 @@ var parsedTorrent = parseTorrent(torrent)
var peerId = new Buffer('01234567890123456789') var peerId = new Buffer('01234567890123456789')
var port = 6881 var port = 6881
// remove all tracker servers except a single UDP one, for now
parsedTorrent.announce = [ 'udp://tracker.publicbt.com:80/announce' ]
test('client.start()', function (t) { test('client.start()', function (t) {
t.plan(4) t.plan(4)
@ -18,7 +21,7 @@ test('client.start()', function (t) {
}) })
client.once('update', function (data) { client.once('update', function (data) {
t.equal(data.announce, 'http://t.bitlove.org/announce') t.equal(data.announce, 'udp://tracker.publicbt.com:80/announce')
t.equal(typeof data.complete, 'number') t.equal(typeof data.complete, 'number')
t.equal(typeof data.incomplete, 'number') t.equal(typeof data.incomplete, 'number')
}) })

3
test/server.js
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@ -3,6 +3,9 @@ var portfinder = require('portfinder')
var Server = require('../').Server var Server = require('../').Server
var test = require('tape') var test = require('tape')
// TODO: add tests to verify that the correct downloaded/left/uploaded numbers are
// being sent
var infoHash = '4cb67059ed6bd08362da625b3ae77f6f4a075705' var infoHash = '4cb67059ed6bd08362da625b3ae77f6f4a075705'
var peerId = '12345678901234567890' var peerId = '12345678901234567890'
var torrentLength = 50000 var torrentLength = 50000