aria2/src/ConnectCommand.cc

124 lines
4.2 KiB
C++

/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2013 Tatsuhiro Tsujikawa
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* 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.
*/
/* copyright --> */
#include "ConnectCommand.h"
#include "BackupIPv4ConnectCommand.h"
#include "ControlChain.h"
#include "Option.h"
#include "message.h"
#include "SocketCore.h"
#include "fmt.h"
#include "LogFactory.h"
#include "DownloadEngine.h"
#include "Request.h"
#include "prefs.h"
#include "SocketRecvBuffer.h"
namespace aria2 {
ConnectCommand::ConnectCommand(cuid_t cuid,
const SharedHandle<Request>& req,
const SharedHandle<Request>& proxyRequest,
const SharedHandle<FileEntry>& fileEntry,
RequestGroup* requestGroup,
DownloadEngine* e,
const SharedHandle<SocketCore>& s)
: AbstractCommand(cuid, req, fileEntry, requestGroup, e, s),
proxyRequest_(proxyRequest)
{
setTimeout(getOption()->getAsInt(PREF_CONNECT_TIMEOUT));
disableReadCheckSocket();
setWriteCheckSocket(getSocket());
}
ConnectCommand::~ConnectCommand()
{
if(backupConnectionInfo_) {
backupConnectionInfo_->cancel = true;
}
}
void ConnectCommand::setControlChain
(const SharedHandle<ControlChain<ConnectCommand*> >& chain)
{
chain_ = chain;
}
void ConnectCommand::setBackupConnectInfo
(const SharedHandle<BackupConnectInfo>& info)
{
backupConnectionInfo_ = info;
}
const SharedHandle<Request>& ConnectCommand::getProxyRequest() const
{
return proxyRequest_;
}
bool ConnectCommand::executeInternal()
{
if(backupConnectionInfo_ && !backupConnectionInfo_->ipaddr.empty()) {
A2_LOG_INFO(fmt("CUID#%"PRId64" - Use backup connection address %s",
getCuid(), backupConnectionInfo_->ipaddr.c_str()));
getDownloadEngine()->markBadIPAddress
(getRequest()->getConnectedHostname(),
getRequest()->getConnectedAddr(),
getRequest()->getConnectedPort());
getRequest()->setConnectedAddrInfo(getRequest()->getConnectedHostname(),
backupConnectionInfo_->ipaddr,
getRequest()->getConnectedPort());
swapSocket(backupConnectionInfo_->socket);
backupConnectionInfo_.reset();
}
if(!checkIfConnectionEstablished
(getSocket(), getRequest()->getConnectedHostname(),
getRequest()->getConnectedAddr(), getRequest()->getConnectedPort())) {
return true;
}
if(backupConnectionInfo_) {
backupConnectionInfo_->cancel = true;
backupConnectionInfo_.reset();
}
chain_->run(this, getDownloadEngine());
return true;
}
bool ConnectCommand::noCheck()
{
return backupConnectionInfo_ && !backupConnectionInfo_->ipaddr.empty();
}
} // namespace aria2