* tunnel endpoints. It has less protocol overhead than IPSec in Tunnel
* mode and allows tunneling of every ETHER TYPE protocol (e.g.
* ethernet, ip, arp ...). satp directly includes cryptography and
- * message authentication based on the methodes used by SRTP. It is
+ * message authentication based on the methods used by SRTP. It is
* intended to deliver a generic, scaleable and secure solution for
* tunneling and relaying of packets of any protocol.
*
*
- * Copyright (C) 2007-2008 Othmar Gsenger, Erwin Nindl,
+ * Copyright (C) 2007-2014 Markus Grüneis, Othmar Gsenger, Erwin Nindl,
* Christian Pointner <satp@wirdorange.org>
*
* This file is part of Anytun.
*
* Anytun is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 3 as
- * published by the Free Software Foundation.
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
*
* Anytun is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with anytun. If not, see <http://www.gnu.org/licenses/>.
+ * along with Anytun. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * In addition, as a special exception, the copyright holders give
+ * permission to link the code of portions of this program with the
+ * OpenSSL library under certain conditions as described in each
+ * individual source file, and distribute linked combinations
+ * including the two.
+ * You must obey the GNU General Public License in all respects
+ * for all of the code used other than OpenSSL. If you modify
+ * file(s) with this exception, you may extend this exception to your
+ * version of the file(s), but you are not obligated to do so. If you
+ * do not wish to do so, delete this exception statement from your
+ * version. If you delete this exception statement from all source
+ * files in the program, then also delete it here.
*/
+
#include <sstream>
#include <iostream>
#include <string>
SyncClient::SyncClient(std::string hostname,std::string port)
-:hostname_( hostname),port_(port)
+ :hostname_(hostname),port_(port)
{
}
void SyncClient::run()
{
- bool connected(false);
- for(;;)
- {
- try
- {
- boost::asio::io_service io_service;
- SyncTcpConnection::proto::resolver resolver(io_service);
- SyncTcpConnection::proto::resolver::query query( hostname_, port_);
- SyncTcpConnection::proto::resolver::iterator endpoint_iterator = resolver.resolve(query);
- SyncTcpConnection::proto::resolver::iterator end;
+ bool connected(false);
+ for(;;) {
+ try {
+ boost::asio::io_service io_service;
+ SyncTcpConnection::proto::resolver resolver(io_service);
+ SyncTcpConnection::proto::resolver::query query(hostname_, port_);
+ SyncTcpConnection::proto::resolver::iterator endpoint_iterator = resolver.resolve(query);
+ SyncTcpConnection::proto::resolver::iterator end;
- SyncTcpConnection::proto::socket socket(io_service);
- boost::system::error_code error = boost::asio::error::host_not_found;
- while (error && endpoint_iterator != end)
- {
- socket.close();
- socket.connect(*endpoint_iterator++, error);
- }
- if (error)
- throw boost::system::system_error(error);
- if (!connected)
- cLog.msg(Log::PRIO_NOTICE) << "sync: connected to " << hostname_ <<":"<< port_;
- connected=true;
- readAndProcess(socket); //endless loop
- }
- catch (std::exception& e)
- {
- if (connected)
- cLog.msg(Log::PRIO_NOTICE) << "sync: connection to " << hostname_ <<":"<< port_<< " lost ("<< e.what() << ") retrying every 10sec";
- connected=false;
- boost::this_thread::sleep(boost::posix_time::milliseconds(10000));
- }
- }
+ SyncTcpConnection::proto::socket socket(io_service);
+ boost::system::error_code error = boost::asio::error::host_not_found;
+ while(error && endpoint_iterator != end) {
+ socket.close();
+ socket.connect(*endpoint_iterator++, error);
+ }
+ if(error) {
+ throw boost::system::system_error(error);
+ }
+ if(!connected) {
+ cLog.msg(Log::PRIO_NOTICE) << "sync: connected to " << hostname_ <<":"<< port_;
+ }
+ connected=true;
+ readAndProcess(socket); //endless loop
+ } catch(std::exception& e) {
+ if(connected) {
+ cLog.msg(Log::PRIO_NOTICE) << "sync: connection to " << hostname_ <<":"<< port_<< " lost ("<< e.what() << ") retrying every 10sec";
+ }
+ connected=false;
+ boost::this_thread::sleep(boost::posix_time::milliseconds(10000));
+ }
+ }
}
-void SyncClient::readAndProcess(SyncTcpConnection::proto::socket & socket)
+void SyncClient::readAndProcess(SyncTcpConnection::proto::socket& socket)
{
- ConnectionList & cl_ (gConnectionList);
- size_t message_lenght ;
- for (;;)
- {
- std::stringstream message_lenght_stream;
- readExactly(socket,5,message_lenght_stream);
- message_lenght_stream >> message_lenght;
- std::stringstream void_stream;
- readExactly(socket,1,void_stream); //skip space
- std::stringstream sync_command_stream;
- readExactly(socket,message_lenght, sync_command_stream);
- //cLog.msg(Log::PRIO_NOTICE) << "recieved sync inforamtaion "<<tmp.str()<< std::endl;
- boost::archive::text_iarchive ia(sync_command_stream);
- SyncCommand scom(cl_);
- ia >> scom;
- }
+ ConnectionList& cl_(gConnectionList);
+ size_t message_lenght ;
+ for(;;) {
+ std::stringstream message_lenght_stream;
+ readExactly(socket,5,message_lenght_stream);
+ message_lenght_stream >> message_lenght;
+ std::stringstream void_stream;
+ readExactly(socket,1,void_stream); //skip space
+ std::stringstream sync_command_stream;
+ readExactly(socket,message_lenght, sync_command_stream);
+ //cLog.msg(Log::PRIO_NOTICE) << "recieved sync inforamtaion "<<tmp.str()<< std::endl;
+ boost::archive::text_iarchive ia(sync_command_stream);
+ SyncCommand scom(cl_);
+ ia >> scom;
+ }
}
-void SyncClient::readExactly(SyncTcpConnection::proto::socket & socket,size_t toread, std::iostream & result)
+void SyncClient::readExactly(SyncTcpConnection::proto::socket& socket,size_t toread, std::iostream& result)
{
- size_t hasread = 0;
- while (toread > hasread)
- {
- //TODO read bigger buffers
- boost::array<char, 1> buf;
- boost::system::error_code error;
- size_t len = socket.read_some(boost::asio::buffer(buf), error);
- if (error == boost::asio::error::eof)
- break; // Connection closed cleanly by peer.
- else if (error)
- throw boost::system::system_error(error); // Some other error.
- //for (size_t pos=0; pos<len; pos++)
- result<<buf[0];
- hasread+=len;
- }
+ size_t hasread = 0;
+ while(toread > hasread) {
+ //TODO read bigger buffers
+ boost::array<char, 1> buf;
+ boost::system::error_code error;
+ size_t len = socket.read_some(boost::asio::buffer(buf), error);
+ if(error == boost::asio::error::eof) {
+ break; // Connection closed cleanly by peer.
+ } else if(error) {
+ throw boost::system::system_error(error); // Some other error.
+ }
+ //for (size_t pos=0; pos<len; pos++)
+ result<<buf[0];
+ hasread+=len;
+ }
}