mirror of https://github.com/aria2/aria2
219 lines
6.9 KiB
C++
219 lines
6.9 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) 2006 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 "MultiUrlRequestInfo.h"
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#include <signal.h>
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#include <ostream>
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#include "RequestGroupMan.h"
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#include "DownloadEngine.h"
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#include "LogFactory.h"
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#include "Logger.h"
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#include "RequestGroup.h"
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#include "prefs.h"
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#include "DownloadEngineFactory.h"
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#include "RecoverableException.h"
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#include "message.h"
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#include "Util.h"
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#include "Option.h"
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#include "StatCalc.h"
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#include "CookieStorage.h"
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#include "File.h"
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#include "Netrc.h"
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#include "AuthConfigFactory.h"
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#ifdef ENABLE_SSL
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# include "SocketCore.h"
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# include "TLSContext.h"
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#endif // ENABLE_SSL
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namespace aria2 {
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#ifndef SA_RESETHAND
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# define SA_RESETHAND 0x80000000
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#endif // SA_RESETHAND
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extern volatile sig_atomic_t globalHaltRequested;
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static void handler(int signal) {
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if(globalHaltRequested == 0) {
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globalHaltRequested = 1;
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} else if(globalHaltRequested == 2) {
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globalHaltRequested = 3;
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}
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}
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MultiUrlRequestInfo::MultiUrlRequestInfo
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(const RequestGroups& requestGroups,
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const SharedHandle<Option>& op,
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const SharedHandle<StatCalc>& statCalc,
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std::ostream& summaryOut)
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:
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_requestGroups(requestGroups),
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_option(op),
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_statCalc(statCalc),
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_summaryOut(summaryOut),
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_logger(LogFactory::getInstance())
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{}
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MultiUrlRequestInfo::~MultiUrlRequestInfo() {}
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void MultiUrlRequestInfo::printMessageForContinue()
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{
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_summaryOut << "\n"
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<< _("aria2 will resume download if the transfer is restarted.")
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<< "\n"
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<< _("If there are any errors, then see the log file. See '-l' option in help/man page for details.")
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<< "\n";
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}
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DownloadResult::RESULT MultiUrlRequestInfo::execute()
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{
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DownloadResult::RESULT returnValue = DownloadResult::FINISHED;
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try {
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DownloadEngineHandle e =
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DownloadEngineFactory().newDownloadEngine(_option.get(), _requestGroups);
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try {
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if(!_option->blank(PREF_LOAD_COOKIES)) {
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File cookieFile(_option->get(PREF_LOAD_COOKIES));
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if(cookieFile.isFile()) {
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e->getCookieStorage()->load(_option->get(PREF_LOAD_COOKIES));
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} else {
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_logger->error(MSG_LOADING_COOKIE_FAILED,
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_option->get(PREF_LOAD_COOKIES).c_str());
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}
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}
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} catch(RecoverableException& e) {
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_logger->error(EX_EXCEPTION_CAUGHT, e);
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}
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SharedHandle<AuthConfigFactory> authConfigFactory
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(new AuthConfigFactory(_option.get()));
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File netrccf(_option->get(PREF_NETRC_PATH));
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if(!_option->getAsBool(PREF_NO_NETRC) && netrccf.isFile()) {
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mode_t mode = netrccf.mode();
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if(mode&(S_IRWXG|S_IRWXO)) {
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_logger->notice(MSG_INCORRECT_NETRC_PERMISSION,
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_option->get(PREF_NETRC_PATH).c_str());
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} else {
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SharedHandle<Netrc> netrc(new Netrc());
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netrc->parse(_option->get(PREF_NETRC_PATH));
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authConfigFactory->setNetrc(netrc);
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}
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}
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e->setAuthConfigFactory(authConfigFactory);
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#ifdef ENABLE_SSL
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SharedHandle<TLSContext> tlsContext(new TLSContext());
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if(!_option->blank(PREF_CERTIFICATE) &&
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!_option->blank(PREF_PRIVATE_KEY)) {
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tlsContext->addClientKeyFile(_option->get(PREF_CERTIFICATE),
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_option->get(PREF_PRIVATE_KEY));
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}
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if(!_option->blank(PREF_CA_CERTIFICATE)) {
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try {
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tlsContext->addTrustedCACertFile(_option->get(PREF_CA_CERTIFICATE));
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} catch(RecoverableException& e) {
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_logger->error(EX_EXCEPTION_CAUGHT, e);
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_logger->warn(MSG_WARN_NO_CA_CERT);
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}
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} else if(_option->getAsBool(PREF_CHECK_CERTIFICATE)) {
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_logger->warn(MSG_WARN_NO_CA_CERT);
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}
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if(_option->getAsBool(PREF_CHECK_CERTIFICATE)) {
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tlsContext->enablePeerVerification();
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}
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SocketCore::setTLSContext(tlsContext);
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#endif
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std::string serverStatIf = _option->get(PREF_SERVER_STAT_IF);
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if(!serverStatIf.empty()) {
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e->_requestGroupMan->loadServerStat(serverStatIf);
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e->_requestGroupMan->removeStaleServerStat
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(_option->getAsInt(PREF_SERVER_STAT_TIMEOUT));
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}
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e->setStatCalc(_statCalc);
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e->fillCommand();
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// The number of simultaneous download is specified by
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// PREF_MAX_CONCURRENT_DOWNLOADS.
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// The remaining urls are queued into FillRequestGroupCommand.
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// It observes the number of simultaneous downloads and if it is under
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// the limit, it adds RequestGroup object from its queue to DownloadEngine.
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// This is done every 1 second. At the same time, it removes finished/error
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// RequestGroup from DownloadEngine.
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Util::setGlobalSignalHandler(SIGINT, handler, 0);
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Util::setGlobalSignalHandler(SIGTERM, handler, 0);
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e->run();
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if(!_option->blank(PREF_SAVE_COOKIES)) {
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try {
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e->getCookieStorage()->saveNsFormat(_option->get(PREF_SAVE_COOKIES));
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} catch(RecoverableException& e) {
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_logger->error(EX_EXCEPTION_CAUGHT, e);
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}
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}
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std::string serverStatOf = _option->get(PREF_SERVER_STAT_OF);
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if(!serverStatOf.empty()) {
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e->_requestGroupMan->saveServerStat(serverStatOf);
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}
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e->_requestGroupMan->showDownloadResults(_summaryOut);
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_summaryOut << std::flush;
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RequestGroupMan::DownloadStat s = e->_requestGroupMan->getDownloadStat();
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if(!s.allCompleted()) {
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printMessageForContinue();
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if(s.getLastErrorResult() == DownloadResult::FINISHED &&
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s.getInProgress() > 0) {
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returnValue = DownloadResult::IN_PROGRESS;
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} else {
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returnValue = s.getLastErrorResult();
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}
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}
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} catch(RecoverableException& e) {
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_logger->error(EX_EXCEPTION_CAUGHT, e);
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}
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Util::setGlobalSignalHandler(SIGINT, SIG_DFL, 0);
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Util::setGlobalSignalHandler(SIGTERM, SIG_DFL, 0);
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return returnValue;
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}
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} // namespace aria2
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