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117 lines
3.3 KiB
C++
117 lines
3.3 KiB
C++
//------------------------------------------------------------------------------
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/*
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Copyright (c) 2011-2013, OpenCoin, Inc.
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*/
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//==============================================================================
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SETUP_LOG (WSDoor)
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//
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// This is a light weight, untrusted interface for web clients.
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// For now we don't provide proof. Later we will.
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//
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// Might need to support this header for browsers: Access-Control-Allow-Origin: *
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// - https://developer.mozilla.org/en-US/docs/HTTP_access_control
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//
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//
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// Strategy:
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// - We only talk to NetworkOPs (so we will work even in thin mode)
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// - NetworkOPs is smart enough to subscribe and or pass back messages
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//
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// VFALCO NOTE NetworkOPs isn't used here...
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//
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WSDoor::WSDoor (std::string const& strIp, int iPort, bool bPublic)
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: Thread ("websocket")
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, mPublic (bPublic)
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, mIp (strIp)
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, mPort (iPort)
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{
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startThread ();
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}
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WSDoor::~WSDoor ()
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{
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{
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CriticalSection::ScopedLockType lock (m_endpointLock);
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if (m_endpoint != nullptr)
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m_endpoint->stop ();
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}
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signalThreadShouldExit ();
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waitForThreadToExit ();
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}
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void WSDoor::run ()
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{
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WriteLog (lsINFO, WSDoor) << boost::str (boost::format ("Websocket: %s: Listening: %s %d ")
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% (mPublic ? "Public" : "Private")
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% mIp
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% mPort);
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// Generate a single SSL context for use by all connections.
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boost::shared_ptr<boost::asio::ssl::context> mCtx;
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mCtx = boost::make_shared<boost::asio::ssl::context> (boost::asio::ssl::context::sslv23);
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mCtx->set_options (
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boost::asio::ssl::context::default_workarounds
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| boost::asio::ssl::context::no_sslv2
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| boost::asio::ssl::context::single_dh_use);
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SSL_CTX_set_tmp_dh_callback (mCtx->native_handle (), handleTmpDh);
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websocketpp::server_autotls::handler::ptr handler (new WSServerHandler<websocketpp::server_autotls> (mCtx, mPublic));
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{
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CriticalSection::ScopedLockType lock (m_endpointLock);
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m_endpoint = new websocketpp::server_autotls (handler);
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}
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// mEndpoint->alog().unset_level(websocketpp::log::alevel::ALL);
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// mEndpoint->elog().unset_level(websocketpp::log::elevel::ALL);
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// Call the main-event-loop of the websocket server.
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try
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{
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m_endpoint->listen (
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boost::asio::ip::tcp::endpoint (
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boost::asio::ip::address ().from_string (mIp), mPort));
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}
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catch (websocketpp::exception& e)
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{
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WriteLog (lsWARNING, WSDoor) << "websocketpp exception: " << e.what ();
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while (1) // temporary workaround for websocketpp throwing exceptions on access/close races
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{
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// https://github.com/zaphoyd/websocketpp/issues/98
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try
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{
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m_endpoint->get_io_service ().run ();
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break;
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}
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catch (websocketpp::exception& e)
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{
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WriteLog (lsWARNING, WSDoor) << "websocketpp exception: " << e.what ();
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}
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}
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}
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delete m_endpoint;
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}
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void WSDoor::stop ()
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{
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{
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CriticalSection::ScopedLockType lock (m_endpointLock);
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if (m_endpoint != nullptr)
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m_endpoint->stop ();
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}
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signalThreadShouldExit ();
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waitForThreadToExit ();
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}
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