aria2/src/HttpListenCommand.cc

121 lines
3.9 KiB
C++

/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2009 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 "HttpListenCommand.h"
#include "DownloadEngine.h"
#include "RecoverableException.h"
#include "message.h"
#include "Logger.h"
#include "LogFactory.h"
#include "SocketCore.h"
#include "HttpServerCommand.h"
#include "CUIDCounter.h"
#include "RequestGroupMan.h"
#include "prefs.h"
#include "Option.h"
#include "util.h"
#include "A2STR.h"
#include "fmt.h"
namespace aria2 {
HttpListenCommand::HttpListenCommand(cuid_t cuid, DownloadEngine* e,
int family, bool secure)
: Command(cuid),
e_(e),
family_(family),
secure_(secure)
{}
HttpListenCommand::~HttpListenCommand()
{
if(serverSocket_) {
e_->deleteSocketForReadCheck(serverSocket_, this);
}
}
bool HttpListenCommand::execute()
{
if(e_->getRequestGroupMan()->downloadFinished() || e_->isHaltRequested()) {
return true;
}
try {
if(serverSocket_->isReadable(0)) {
std::shared_ptr<SocketCore> socket(serverSocket_->acceptConnection());
socket->setTcpNodelay(true);
std::pair<std::string, uint16_t> peerInfo;
socket->getPeerInfo(peerInfo);
A2_LOG_INFO(fmt("RPC: Accepted the connection from %s:%u.",
peerInfo.first.c_str(), peerInfo.second));
e_->setNoWait(true);
e_->addCommand(make_unique<HttpServerCommand>
(e_->newCUID(), e_, socket, secure_));
}
} catch(RecoverableException& e) {
A2_LOG_DEBUG_EX(fmt(MSG_ACCEPT_FAILURE, getCuid()), e);
}
e_->addCommand(std::unique_ptr<Command>(this));
return false;
}
bool HttpListenCommand::bindPort(uint16_t port)
{
if(serverSocket_) {
e_->deleteSocketForReadCheck(serverSocket_, this);
}
serverSocket_.reset(new SocketCore());
const int ipv = (family_ == AF_INET) ? 4 : 6;
try {
int flags = 0;
if(e_->getOption()->getAsBool(PREF_RPC_LISTEN_ALL)) {
flags = AI_PASSIVE;
}
serverSocket_->bind(nullptr, port, family_, flags);
serverSocket_->beginListen();
A2_LOG_INFO(fmt(MSG_LISTENING_PORT,
getCuid(), port));
e_->addSocketForReadCheck(serverSocket_, this);
A2_LOG_NOTICE(fmt(_("IPv%d RPC: listening on TCP port %u"), ipv, port));
return true;
} catch(RecoverableException& e) {
A2_LOG_ERROR_EX(fmt("IPv%d RPC: failed to bind TCP port %u", ipv, port), e);
serverSocket_->closeConnection();
}
return false;
}
} // namespace aria2