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Increased HTTP timeout to 10 seconds, removed no longer needed debug messages, fix unexpected disconnects deadlocking the proxy connections.

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Thulinma 2012-08-09 01:52:09 +02:00
parent 41d24ceee1
commit 79b5562123
1 changed files with 5 additions and 13 deletions
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18
src/conn_http.cpp
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@ -161,7 +161,6 @@ namespace Connector_HTTP{
//check if a connection exists, and if not create one
conn_mutex.lock();
if (!connconn.count(uid)){
std::cout << "Creating connection" << std::endl;
connconn[uid] = new ConnConn(new Socket::Connection("/tmp/mist/http_"+connector));
connconn[uid]->conn->setBlocking(false);//do not block on spool() with no data
}
@ -176,23 +175,20 @@ namespace Connector_HTTP{
}
conn_mutex.unlock();
std::cout << "Locking connection" << std::endl;
//lock the mutex for this connection, and handle the request
tthread::lock_guard<tthread::mutex> guard(connconn[uid]->in_use);
//if the server connection is dead, handle as timeout.
if (!connconn.count(uid) || !connconn[uid]->conn->connected()){
std::cout << "Dimeout" << std::endl;
Handle_Timeout(H, conn);
return;
}
std::cout << "Forwarding connection" << std::endl;
//forward the original request
connconn[uid]->conn->Send(request);
connconn[uid]->lastuse = 0;
unsigned int timeout = 0;
//wait for a response
std::cout << "Waiting connection" << std::endl;
while (connconn.count(uid) && connconn[uid]->conn->connected()){
while (connconn.count(uid) && connconn[uid]->conn->connected() && conn->connected()){
conn->spool();
if (connconn[uid]->conn->spool()){
//check if the whole response was received
if (H.Read(connconn[uid]->conn->Received())){
@ -200,8 +196,8 @@ namespace Connector_HTTP{
}
}else{
//keep trying unless the timeout triggers
if (timeout++ > 50){
std::cout << "Timeout" << std::endl;
if (timeout++ > 100){
std::cout << "[10s timeout triggered]" << std::endl;
Handle_Timeout(H, conn);
return;
}else{
@ -209,21 +205,18 @@ namespace Connector_HTTP{
}
}
}
if (!connconn.count(uid) || !connconn[uid]->conn->connected()){
if (!connconn.count(uid) || !connconn[uid]->conn->connected() || !conn->connected()){
//failure, disconnect and sent error to user
std::cout << "Failure" << std::endl;
Handle_Timeout(H, conn);
return;
}else{
//success, check type of response
if (H.GetHeader("Content-Length") != ""){
//known length - simply re-send the request with added headers and continue
std::cout << "Known success" << std::endl;
H.SetHeader("X-UID", uid);
conn->Send(H.BuildResponse("200", "OK"));
}else{
//unknown length
std::cout << "Unknown success" << std::endl;
H.SetHeader("X-UID", uid);
conn->Send(H.BuildResponse("200", "OK"));
//continue sending data from this socket and keep it permanently in use
@ -237,7 +230,6 @@ namespace Connector_HTTP{
}
}
}
std::cout << "Completing connection" << std::endl;
}
/// Returns the name of the HTTP connector the given request should be served by.