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Add logging of "use candidate" and when we switch ICE "best" connections.

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R=guoweis@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/46309004

Cr-Commit-Position: refs/heads/master@{#9197}
This commit is contained in:
Peter Thatcher
2015-05-15 12:23:27 -07:00
parent b2d2623902
commit 42af6caf5c
2 changed files with 22 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
webrtc/p2p/base/p2ptransportchannel.cc
View File

@ -623,15 +623,20 @@ void P2PTransportChannel::OnUseCandidate(Connection* conn) {
ASSERT(worker_thread_ == rtc::Thread::Current());
ASSERT(ice_role_ == ICEROLE_CONTROLLED);
ASSERT(protocol_type_ == ICEPROTO_RFC5245);
if (conn->write_state() == Connection::STATE_WRITABLE) {
if (best_connection_ != conn) {
pending_best_connection_ = NULL;
LOG(LS_INFO) << "Switching best connection on controlled side: "
<< conn->ToString();
SwitchBestConnectionTo(conn);
// Now we have selected the best connection, time to prune other existing
// connections and update the read/write state of the channel.
RequestSort();
}
} else {
LOG(LS_INFO) << "Not switching the best connection on controlled side yet,"
<< " because it's not writable: " << conn->ToString();
pending_best_connection_ = conn;
}
}
@ -988,8 +993,11 @@ void P2PTransportChannel::SortConnections() {
// If necessary, switch to the new choice.
if (protocol_type_ != ICEPROTO_RFC5245 || ice_role_ == ICEROLE_CONTROLLING) {
if (ShouldSwitch(best_connection_, top_connection))
if (ShouldSwitch(best_connection_, top_connection)) {
LOG(LS_INFO) << "Switching best connection on controlling side: "
<< top_connection->ToString();
SwitchBestConnectionTo(top_connection);
}
}
// We can prune any connection for which there is a connected, writable
@ -1265,6 +1273,8 @@ void P2PTransportChannel::OnConnectionStateChange(Connection* connection) {
if (protocol_type_ == ICEPROTO_RFC5245 && ice_role_ == ICEROLE_CONTROLLED) {
if (connection == pending_best_connection_ && connection->writable()) {
pending_best_connection_ = NULL;
LOG(LS_INFO) << "Switching best connection on controlled side"
<< " because it's now writable: " << connection->ToString();
SwitchBestConnectionTo(connection);
}
}
@ -1301,6 +1311,7 @@ void P2PTransportChannel::OnConnectionDestroyed(Connection* connection) {
// Since this connection is no longer an option, we can just set best to NULL
// and re-choose a best assuming that there was no best connection.
if (best_connection_ == connection) {
LOG(LS_INFO) << "Best connection destroyed. Will choose a new one.";
SwitchBestConnectionTo(NULL);
RequestSort();
}

17
webrtc/p2p/base/port.cc
View File

@ -1319,16 +1319,17 @@ void Connection::OnConnectionRequestResponse(ConnectionRequest* request,
ReceivedPing();
}
// TODO(pthatcher): Figure out how to use LOG_CHECK_LEVEL with a
// variable. rtc:LogCheckLevel doesn't work within Chrome.
if (LOG_CHECK_LEVEL_V(sev)) {
bool use_candidate = (
response->GetByteString(STUN_ATTR_USE_CANDIDATE) != nullptr);
std::string pings;
PrintPingsSinceLastResponse(&pings, 5);
LOG_JV(sev, this) << "Received STUN ping response"
<< ", id=" << rtc::hex_encode(request->id())
<< ", code=0" // Makes logging easier to parse.
<< ", rtt=" << rtt
<< ", pings_since_last_response=" << pings;
<< ", id=" << rtc::hex_encode(request->id())
<< ", code=0" // Makes logging easier to parse.
<< ", rtt=" << rtt
<< ", use_candidate=" << use_candidate
<< ", pings_since_last_response=" << pings;
}
pings_since_last_response_.clear();
@ -1388,8 +1389,10 @@ void Connection::OnConnectionRequestTimeout(ConnectionRequest* request) {
void Connection::OnConnectionRequestSent(ConnectionRequest* request) {
// Log at LS_INFO if we send a ping on an unwritable connection.
rtc::LoggingSeverity sev = !writable() ? rtc::LS_INFO : rtc::LS_VERBOSE;
bool use_candidate = use_candidate_attr();
LOG_JV(sev, this) << "Sent STUN ping"
<< ", id=" << rtc::hex_encode(request->id());
<< ", id=" << rtc::hex_encode(request->id())
<< ", use_candidate=" << use_candidate;
}
void Connection::CheckTimeout() {