Files
rippled/modules/ripple_app/rpc/RPCSub.cpp
2013-07-23 18:47:02 -07:00

120 lines
3.3 KiB
C++

//------------------------------------------------------------------------------
/*
Copyright (c) 2011-2013, OpenCoin, Inc.
*/
//==============================================================================
SETUP_LOG (RPCSub)
RPCSub::RPCSub (const std::string& strUrl, const std::string& strUsername, const std::string& strPassword)
: mUrl (strUrl), mSSL (false), mUsername (strUsername), mPassword (strPassword), mSending (false)
{
std::string strScheme;
if (!parseUrl (strUrl, strScheme, mIp, mPort, mPath))
{
throw std::runtime_error ("Failed to parse url.");
}
else if (strScheme == "https")
{
mSSL = true;
}
else if (strScheme != "http")
{
throw std::runtime_error ("Only http and https is supported.");
}
mSeq = 1;
if (mPort < 0)
mPort = mSSL ? 443 : 80;
WriteLog (lsINFO, RPCSub) << boost::str (boost::format ("callRPC sub: ip='%s' port=%d ssl=%d path='%s'")
% mIp
% mPort
% mSSL
% mPath);
}
// XXX Could probably create a bunch of send jobs in a single get of the lock.
void RPCSub::sendThread ()
{
Json::Value jvEvent;
bool bSend;
do
{
{
// Obtain the lock to manipulate the queue and change sending.
boost::mutex::scoped_lock sl (mLockInfo);
if (mDeque.empty ())
{
mSending = false;
bSend = false;
}
else
{
std::pair<int, Json::Value> pEvent = mDeque.front ();
mDeque.pop_front ();
jvEvent = pEvent.second;
jvEvent["seq"] = pEvent.first;
bSend = true;
}
}
// Send outside of the lock.
if (bSend)
{
// XXX Might not need this in a try.
try
{
WriteLog (lsINFO, RPCSub) << boost::str (boost::format ("callRPC calling: %s") % mIp);
callRPC (
getApp().getIOService (),
mIp, mPort,
mUsername, mPassword,
mPath, "event",
jvEvent,
mSSL);
}
catch (const std::exception& e)
{
WriteLog (lsINFO, RPCSub) << boost::str (boost::format ("callRPC exception: %s") % e.what ());
}
}
}
while (bSend);
}
void RPCSub::send (const Json::Value& jvObj, bool broadcast)
{
boost::mutex::scoped_lock sl (mLockInfo);
if (RPC_EVENT_QUEUE_MAX == mDeque.size ())
{
// Drop the previous event.
WriteLog (lsWARNING, RPCSub) << boost::str (boost::format ("callRPC drop"));
mDeque.pop_back ();
}
WriteLog (broadcast ? lsDEBUG : lsINFO, RPCSub) << boost::str (boost::format ("callRPC push: %s") % jvObj);
mDeque.push_back (std::make_pair (mSeq++, jvObj));
if (!mSending)
{
// Start a sending thread.
mSending = true;
WriteLog (lsINFO, RPCSub) << boost::str (boost::format ("callRPC start"));
boost::thread (BIND_TYPE (&RPCSub::sendThread, this)).detach ();
}
}
// vim:ts=4