mirror of
https://github.com/aria2/aria2.git
synced 2026-04-05 04:08:47 +00:00
ebfc5f55e5
sessionConfigSetKeepRunning() was removed and SessionConfig has keepRunning member instead. Signal handlers are now all prepared in MultiUrlRequestGroup object. Setting SessionConfig.useSignalHandler to false will avoid signal handler setup.
295 lines
9.2 KiB
C++
295 lines
9.2 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2013 Tatsuhiro Tsujikawa
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#include "Context.h"
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#include <unistd.h>
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#include <getopt.h>
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#include <numeric>
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#include <vector>
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#include <iostream>
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#include "SharedHandle.h"
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#include "LogFactory.h"
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#include "Logger.h"
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#include "util.h"
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#include "FeatureConfig.h"
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#include "MultiUrlRequestInfo.h"
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#include "SimpleRandomizer.h"
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#include "File.h"
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#include "message.h"
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#include "prefs.h"
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#include "Option.h"
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#include "a2algo.h"
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#include "a2io.h"
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#include "a2time.h"
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#include "Platform.h"
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#include "FileEntry.h"
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#include "RequestGroup.h"
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#include "ConsoleStatCalc.h"
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#include "NullStatCalc.h"
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#include "download_helper.h"
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#include "Exception.h"
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#include "ProtocolDetector.h"
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#include "RecoverableException.h"
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#include "SocketCore.h"
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#include "DownloadContext.h"
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#include "fmt.h"
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#include "NullOutputFile.h"
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#include "console.h"
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#include "UriListParser.h"
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#ifdef ENABLE_BITTORRENT
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# include "bittorrent_helper.h"
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#endif // ENABLE_BITTORRENT
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#ifdef ENABLE_METALINK
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# include "metalink_helper.h"
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# include "MetalinkEntry.h"
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#endif // ENABLE_METALINK
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#ifdef ENABLE_MESSAGE_DIGEST
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# include "message_digest_helper.h"
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#endif // ENABLE_MESSAGE_DIGEST
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extern char* optarg;
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extern int optind, opterr, optopt;
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namespace aria2 {
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SharedHandle<StatCalc> getStatCalc(const SharedHandle<Option>& op)
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{
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SharedHandle<StatCalc> statCalc;
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if(op->getAsBool(PREF_QUIET)) {
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statCalc.reset(new NullStatCalc());
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} else {
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SharedHandle<ConsoleStatCalc> impl
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(new ConsoleStatCalc(op->getAsInt(PREF_SUMMARY_INTERVAL),
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op->getAsBool(PREF_HUMAN_READABLE)));
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impl->setReadoutVisibility(op->getAsBool(PREF_SHOW_CONSOLE_READOUT));
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impl->setTruncate(op->getAsBool(PREF_TRUNCATE_CONSOLE_READOUT));
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statCalc = impl;
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}
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return statCalc;
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}
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SharedHandle<OutputFile> getSummaryOut(const SharedHandle<Option>& op)
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{
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if(op->getAsBool(PREF_QUIET)) {
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return SharedHandle<OutputFile>(new NullOutputFile());
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} else {
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return global::cout();
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}
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}
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#ifdef ENABLE_BITTORRENT
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namespace {
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void showTorrentFile(const std::string& uri)
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{
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SharedHandle<Option> op(new Option());
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SharedHandle<DownloadContext> dctx(new DownloadContext());
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bittorrent::load(uri, dctx, op);
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bittorrent::print(*global::cout(), dctx);
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}
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} // namespace
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#endif // ENABLE_BITTORRENT
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#ifdef ENABLE_METALINK
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namespace {
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void showMetalinkFile
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(const std::string& uri, const SharedHandle<Option>& op)
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{
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std::vector<SharedHandle<MetalinkEntry> > metalinkEntries;
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metalink::parseAndQuery(metalinkEntries, uri, op.get(),
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op->get(PREF_METALINK_BASE_URI));
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std::vector<SharedHandle<FileEntry> > fileEntries;
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MetalinkEntry::toFileEntry(fileEntries, metalinkEntries);
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util::toStream(fileEntries.begin(), fileEntries.end(), *global::cout());
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global::cout()->write("\n");
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global::cout()->flush();
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}
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} // namespace
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#endif // ENABLE_METALINK
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#if defined ENABLE_BITTORRENT || defined ENABLE_METALINK
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namespace {
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void showFiles
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(const std::vector<std::string>& uris, const SharedHandle<Option>& op)
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{
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ProtocolDetector dt;
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for(std::vector<std::string>::const_iterator i = uris.begin(),
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eoi = uris.end(); i != eoi; ++i) {
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printf(">>> ");
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printf(MSG_SHOW_FILES, (*i).c_str());
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printf("\n");
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try {
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#ifdef ENABLE_BITTORRENT
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if(dt.guessTorrentFile(*i)) {
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showTorrentFile(*i);
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} else
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#endif // ENABLE_BITTORRENT
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#ifdef ENABLE_METALINK
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if(dt.guessMetalinkFile(*i)) {
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showMetalinkFile(*i, op);
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} else
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#endif // ENABLE_METALINK
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{
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printf(MSG_NOT_TORRENT_METALINK);
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printf("\n\n");
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}
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} catch(RecoverableException& e) {
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global::cout()->printf("%s\n", e.stackTrace().c_str());
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}
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}
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}
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} // namespace
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#endif // ENABLE_BITTORRENT || ENABLE_METALINK
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extern error_code::Value option_processing(Option& option, bool standalone,
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std::vector<std::string>& uris,
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int argc, char** argv,
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const KeyVals& options);
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Context::Context(bool standalone,
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int argc, char** argv, const KeyVals& options)
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{
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std::vector<std::string> args;
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SharedHandle<Option> op(new Option());
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error_code::Value rv;
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rv = option_processing(*op.get(), standalone, args, argc, argv, options);
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if(rv != error_code::FINISHED) {
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if(standalone) {
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exit(rv);
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} else {
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throw DL_ABORT_EX("Option processing failed");
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}
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}
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SimpleRandomizer::init();
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#ifdef ENABLE_BITTORRENT
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bittorrent::generateStaticPeerId(op->get(PREF_PEER_ID_PREFIX));
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#endif // ENABLE_BITTORRENT
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LogFactory::setLogFile(op->get(PREF_LOG));
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LogFactory::setLogLevel(op->get(PREF_LOG_LEVEL));
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LogFactory::setConsoleLogLevel(op->get(PREF_CONSOLE_LOG_LEVEL));
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if(op->getAsBool(PREF_QUIET)) {
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LogFactory::setConsoleOutput(false);
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}
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LogFactory::reconfigure();
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A2_LOG_INFO("<<--- --- --- ---");
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A2_LOG_INFO(" --- --- --- ---");
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A2_LOG_INFO(" --- --- --- --->>");
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A2_LOG_INFO(fmt("%s %s %s", PACKAGE, PACKAGE_VERSION, TARGET));
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A2_LOG_INFO(MSG_LOGGING_STARTED);
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if(op->getAsBool(PREF_DISABLE_IPV6)) {
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SocketCore::setProtocolFamily(AF_INET);
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// Get rid of AI_ADDRCONFIG. It causes name resolution error
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// when none of network interface has IPv4 address.
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setDefaultAIFlags(0);
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}
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net::checkAddrconfig();
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// Bind interface
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if(!op->get(PREF_INTERFACE).empty()) {
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std::string iface = op->get(PREF_INTERFACE);
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SocketCore::bindAddress(iface);
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}
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std::vector<SharedHandle<RequestGroup> > requestGroups;
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SharedHandle<UriListParser> uriListParser;
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#ifdef ENABLE_BITTORRENT
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if(!op->blank(PREF_TORRENT_FILE)) {
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if(op->get(PREF_SHOW_FILES) == A2_V_TRUE) {
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showTorrentFile(op->get(PREF_TORRENT_FILE));
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return;
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} else {
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createRequestGroupForBitTorrent(requestGroups, op, args,
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op->get(PREF_TORRENT_FILE));
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}
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}
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else
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#endif // ENABLE_BITTORRENT
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#ifdef ENABLE_METALINK
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if(!op->blank(PREF_METALINK_FILE)) {
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if(op->get(PREF_SHOW_FILES) == A2_V_TRUE) {
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showMetalinkFile(op->get(PREF_METALINK_FILE), op);
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return;
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} else {
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createRequestGroupForMetalink(requestGroups, op);
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}
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}
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else
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#endif // ENABLE_METALINK
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if(!op->blank(PREF_INPUT_FILE)) {
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if(op->getAsBool(PREF_DEFERRED_INPUT)) {
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uriListParser = openUriListParser(op->get(PREF_INPUT_FILE));
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} else {
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createRequestGroupForUriList(requestGroups, op);
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}
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#if defined ENABLE_BITTORRENT || defined ENABLE_METALINK
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} else if(op->get(PREF_SHOW_FILES) == A2_V_TRUE) {
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showFiles(args, op);
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return;
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#endif // ENABLE_METALINK || ENABLE_METALINK
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} else {
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createRequestGroupForUri(requestGroups, op, args, false, false, true);
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}
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// Remove option values which is only valid for URIs specified in
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// command-line. If they are left, because op is used as a template
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// for new RequestGroup(such as created in RPC command), they causes
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// unintentional effect.
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for(SharedHandle<Option> i = op; i; i = i->getParent()) {
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i->remove(PREF_OUT);
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i->remove(PREF_FORCE_SEQUENTIAL);
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i->remove(PREF_INPUT_FILE);
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i->remove(PREF_INDEX_OUT);
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i->remove(PREF_SELECT_FILE);
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i->remove(PREF_PAUSE);
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i->remove(PREF_CHECKSUM);
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i->remove(PREF_GID);
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}
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if(standalone &&
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!op->getAsBool(PREF_ENABLE_RPC) && requestGroups.empty() &&
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!uriListParser) {
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global::cout()->printf("%s\n", MSG_NO_FILES_TO_DOWNLOAD);
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} else {
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reqinfo.reset(new MultiUrlRequestInfo(requestGroups, op, getStatCalc(op),
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getSummaryOut(op),
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uriListParser));
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}
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}
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Context::~Context()
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{
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}
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} // namespace aria2
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