mirror of https://github.com/aria2/aria2
137 lines
5.0 KiB
C++
137 lines
5.0 KiB
C++
/* <!-- copyright */
|
|
/*
|
|
* aria2 - a simple utility for downloading files faster
|
|
*
|
|
* Copyright (C) 2006 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
/* copyright --> */
|
|
#include "CompactTrackerResponseProcessor.h"
|
|
#include "LogFactory.h"
|
|
#include "TorrentDownloadEngine.h"
|
|
#include "MetaFileUtil.h"
|
|
#include "DlAbortEx.h"
|
|
#include "message.h"
|
|
#include "PeerInitiateConnectionCommand.h"
|
|
#include <netinet/in.h>
|
|
|
|
CompactTrackerResponseProcessor::CompactTrackerResponseProcessor(ByteArrayDiskWriter* diskWriter, TorrentDownloadEngine* e, Request* req):
|
|
diskWriter(diskWriter),
|
|
e(e),
|
|
req(req) {
|
|
logger = LogFactory::getInstance();
|
|
}
|
|
|
|
CompactTrackerResponseProcessor::~CompactTrackerResponseProcessor() {}
|
|
|
|
void CompactTrackerResponseProcessor::resetTrackerResponse() {
|
|
if(e->segmentMan->finished()) {
|
|
diskWriter->reset();
|
|
e->segmentMan->init();
|
|
}
|
|
}
|
|
|
|
void CompactTrackerResponseProcessor::execute() {
|
|
MetaEntry* entry = NULL;
|
|
try {
|
|
entry = MetaFileUtil::bdecoding(diskWriter->getByteArray(),
|
|
diskWriter->getByteArrayLength());
|
|
Dictionary* response = (Dictionary*)entry;
|
|
Data* failureReason = (Data*)response->get("failure reason");
|
|
if(failureReason != NULL) {
|
|
throw new DlAbortEx("Tracker returned failure reason: %s", failureReason->toString().c_str());
|
|
}
|
|
Data* warningMessage = (Data*)response->get("warning message");
|
|
if(warningMessage != NULL) {
|
|
logger->warn(MSG_TRACKER_WARNING_MESSAGE, warningMessage->toString().c_str());
|
|
}
|
|
Data* trackerId = (Data*)response->get("tracker id");
|
|
if(trackerId != NULL) {
|
|
e->torrentMan->trackerId = trackerId->toString();
|
|
logger->debug("Tracker ID:%s", e->torrentMan->trackerId.c_str());
|
|
}
|
|
Data* interval = (Data*)response->get("interval");
|
|
if(interval != NULL) {
|
|
e->torrentMan->interval = interval->toInt();
|
|
logger->debug("interval:%d", e->torrentMan->interval);
|
|
}
|
|
Data* minInterval = (Data*)response->get("min interval");
|
|
if(minInterval != NULL) {
|
|
e->torrentMan->minInterval = minInterval->toInt();
|
|
logger->debug("min interval:%d", e->torrentMan->minInterval);
|
|
}
|
|
if(e->torrentMan->minInterval > e->torrentMan->interval) {
|
|
e->torrentMan->minInterval = e->torrentMan->interval;
|
|
}
|
|
Data* complete = (Data*)response->get("complete");
|
|
if(complete != NULL) {
|
|
e->torrentMan->complete = complete->toInt();
|
|
logger->debug("complete:%d", e->torrentMan->complete);
|
|
}
|
|
Data* incomplete = (Data*)response->get("incomplete");
|
|
if(incomplete != NULL) {
|
|
e->torrentMan->incomplete = incomplete->toInt();
|
|
logger->debug("incomplete:%d", e->torrentMan->incomplete);
|
|
}
|
|
Data* peers = (Data*)response->get("peers");
|
|
if(peers != NULL) {
|
|
for(int i = 0; i < peers->getLen(); i += 6) {
|
|
unsigned int ipaddr1 = (unsigned char)*(peers->getData()+i);
|
|
unsigned int ipaddr2 = (unsigned char)*(peers->getData()+i+1);
|
|
unsigned int ipaddr3 = (unsigned char)*(peers->getData()+i+2);
|
|
unsigned int ipaddr4 = (unsigned char)*(peers->getData()+i+3);
|
|
unsigned int port = ntohs(*(unsigned short int*)(peers->getData()+i+4));
|
|
char ipaddr[16];
|
|
|
|
snprintf(ipaddr, sizeof(ipaddr), "%d.%d.%d.%d",
|
|
ipaddr1, ipaddr2, ipaddr3, ipaddr4);
|
|
Peer* peer = new Peer(ipaddr, port, e->torrentMan->pieceLength,
|
|
e->torrentMan->getTotalLength());
|
|
if(e->torrentMan->addPeer(peer)) {
|
|
logger->debug("adding peer %s:%d", peer->ipaddr.c_str(), peer->port);
|
|
} else {
|
|
delete peer;
|
|
}
|
|
}
|
|
} else {
|
|
logger->info("no peer list received.");
|
|
}
|
|
while(e->torrentMan->isPeerAvailable() &&
|
|
e->torrentMan->connections < MAX_PEER_UPDATE) {
|
|
Peer* peer = e->torrentMan->getPeer();
|
|
int newCuid = e->torrentMan->getNewCuid();
|
|
peer->cuid = newCuid;
|
|
PeerInitiateConnectionCommand* command = new PeerInitiateConnectionCommand(newCuid, peer, e);
|
|
e->commands.push(command);
|
|
logger->debug("adding new command CUID#%d", newCuid);
|
|
}
|
|
if(req->getTrackerEvent() == Request::STARTED) {
|
|
req->setTrackerEvent(Request::AUTO);
|
|
}
|
|
} catch(Exception* err) {
|
|
logger->error("Error occurred while processing tracker response.", err);
|
|
delete(err);
|
|
}
|
|
if(entry != NULL) {
|
|
delete entry;
|
|
}
|
|
e->torrentMan->trackers = 0;
|
|
}
|
|
|
|
bool CompactTrackerResponseProcessor::isFeeded() const {
|
|
return e->segmentMan->finished();
|
|
}
|