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premiere-libtorrent
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added some asserts to track down issue with peer counter in busy piece picker requests

This commit is contained in:
Arvid Norberg 2010-05-01 16:17:37 +00:00
parent dce2edb6cc
commit c0635f0391
2 changed files with 26 additions and 10 deletions
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34
src/peer_connection.cpp
View File

@ -1179,7 +1179,8 @@ namespace libtorrent
(*m_logger) << time_now_string() << " <== CHOKE\n";
#endif
m_peer_choked = true;
// clear the requests that haven't been sent yet
if (peer_info_struct() == 0 || !peer_info_struct()->on_parole)
{
// if the peer is not in parole mode, clear the queued
@ -1196,6 +1197,7 @@ namespace libtorrent
m_request_queue.clear();
m_queued_time_critical = 0;
}
}
bool match_request(peer_request const& r, piece_block const& b, int block_size)
@ -2276,13 +2278,13 @@ namespace libtorrent
if (!qe.timed_out && !qe.not_wanted)
picker.abort_download(qe.block);
TORRENT_ASSERT(m_outstanding_bytes >= t->to_req(qe.block).length);
m_outstanding_bytes -= t->to_req(qe.block).length;
if (m_outstanding_bytes < 0) m_outstanding_bytes = 0;
TORRENT_ASSERT(m_download_queue[block_index] == pending_b);
m_download_queue.erase(m_download_queue.begin() + i);
--i;
--block_index;
TORRENT_ASSERT(m_outstanding_bytes >= t->block_size());
m_outstanding_bytes -= t->block_size();
if (m_outstanding_bytes < 0) m_outstanding_bytes = 0;
TORRENT_ASSERT(m_download_queue[block_index] == pending_b);
#if !defined TORRENT_DISABLE_INVARIANT_CHECKS && defined TORRENT_DEBUG
check_invariant();
@ -3229,6 +3231,8 @@ namespace libtorrent
{
pending_block& qe = m_download_queue.back();
if (!qe.timed_out && !qe.not_wanted) picker.abort_download(qe.block);
m_outstanding_bytes -= t->to_req(qe.block).length;
if (m_outstanding_bytes < 0) m_outstanding_bytes = 0;
m_download_queue.pop_back();
}
while (!m_request_queue.empty())
@ -3239,6 +3243,9 @@ namespace libtorrent
}
m_queued_time_critical = 0;
#if !defined TORRENT_DISABLE_INVARIANT_CHECKS && defined TORRENT_DEBUG
check_invariant();
#endif
t->remove_peer(this);
m_torrent.reset();
}
@ -4945,6 +4952,8 @@ namespace libtorrent
}
#ifdef TORRENT_DEBUG
struct peer_count_t { int num_peers; int num_peers_with_timeouts; };
void peer_connection::check_invariant() const
{
TORRENT_ASSERT(m_queued_time_critical <= m_request_queue.size());
@ -5061,7 +5070,7 @@ namespace libtorrent
if (t->has_picker())
{
std::map<piece_block, int> num_requests;
std::map<piece_block, peer_count_t> num_requests;
for (torrent::const_peer_iterator i = t->begin(); i != t->end(); ++i)
{
// make sure this peer is not a dangling pointer
@ -5071,16 +5080,23 @@ namespace libtorrent
peer_connection const& p = *(*i);
for (std::vector<pending_block>::const_iterator i = p.request_queue().begin()
, end(p.request_queue().end()); i != end; ++i)
++num_requests[i->block];
{
++num_requests[i->block].num_peers;
++num_requests[i->block].num_peers_with_timeouts;
}
for (std::vector<pending_block>::const_iterator i = p.download_queue().begin()
, end(p.download_queue().end()); i != end; ++i)
if (!i->not_wanted && !i->timed_out) ++num_requests[i->block];
{
if (!i->not_wanted && !i->timed_out) ++num_requests[i->block].num_peers;
++num_requests[i->block].num_peers_with_timeouts;
}
}
for (std::map<piece_block, int>::iterator i = num_requests.begin()
for (std::map<piece_block, peer_count_t>::iterator i = num_requests.begin()
, end(num_requests.end()); i != end; ++i)
{
piece_block b = i->first;
int count = i->second;
int count = i->second.num_peers;
int count_with_timeouts = i->second.num_peers_with_timeouts;
int picker_count = t->picker().num_peers(b);
if (!t->picker().is_downloaded(b))
TORRENT_ASSERT(picker_count == count);

2
src/policy.cpp
View File

@ -302,7 +302,7 @@ namespace libtorrent
ptime last_request = p.last_request(i->piece_index);
ptime now = time_now();
// don't re-request from a piece more often than once every 20 seconds
// don't re-request from a piece more often than once every 5 seconds
// TODO: make configurable
if (now - last_request < seconds(5))
return;