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Fix BEP-23 support

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The embedded tracker was returning a non-compliant response.
The peer lists should be packed strings instead of lists.

Also clarify level of compliance with BEP-7.
This commit is contained in:
FranciscoPombal 2020-02-21 00:43:02 +00:00
parent 9f045500d1
commit abc69dfd20
1 changed files with 10 additions and 10 deletions
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20
src/base/bittorrent/tracker.cpp
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@ -392,26 +392,26 @@ void Tracker::prepareAnnounceResponse(const TrackerAnnounceRequest &announceReq)
};
// peer list
// [BEP-7] IPv6 Tracker Extension (partial support)
// [BEP-7] IPv6 Tracker Extension (partial support - only the part that concerns BEP-23)
// [BEP-23] Tracker Returns Compact Peer Lists
if (announceReq.compact) {
lt::entry::list_type peerList;
lt::entry::list_type peer6List;
lt::entry::string_type peers;
lt::entry::string_type peers6;
int counter = 0;
for (const Peer &peer : asConst(torrentStats.peers)) {
if (counter++ >= announceReq.numwant)
break;
if (peer.endpoint.size() == 6) // IPv4
peerList.emplace_back(peer.endpoint);
else if (peer.endpoint.size() == 18) // IPv6
peer6List.emplace_back(peer.endpoint);
if (peer.endpoint.size() == 6) // IPv4 + port
peers.append(peer.endpoint);
else if (peer.endpoint.size() == 18) // IPv6 + port
peers6.append(peer.endpoint);
}
replyDict[ANNOUNCE_RESPONSE_PEERS] = peerList; // required, even it's empty
if (!peer6List.empty())
replyDict[ANNOUNCE_RESPONSE_PEERS6] = peer6List;
replyDict[ANNOUNCE_RESPONSE_PEERS] = peers; // required, even it's empty
if (!peers6.empty())
replyDict[ANNOUNCE_RESPONSE_PEERS6] = peers6;
}
else {
lt::entry::list_type peerList;