1 /* <!-- copyright */
2 /*
3  * aria2 - The high speed download utility
4  *
5  * Copyright (C) 2009 Tatsuhiro Tsujikawa
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  *
21  * In addition, as a special exception, the copyright holders give
22  * permission to link the code of portions of this program with the
23  * OpenSSL library under certain conditions as described in each
24  * individual source file, and distribute linked combinations
25  * including the two.
26  * You must obey the GNU General Public License in all respects
27  * for all of the code used other than OpenSSL.  If you modify
28  * file(s) with this exception, you may extend this exception to your
29  * version of the file(s), but you are not obligated to do so.  If you
30  * do not wish to do so, delete this exception statement from your
31  * version.  If you delete this exception statement from all source
32  * files in the program, then also delete it here.
33  */
34 /* copyright --> */
35 #include "BtStopDownloadCommand.h"
36 #include "PieceStorage.h"
37 #include "RequestGroup.h"
38 #include "BtRuntime.h"
39 #include "Logger.h"
40 #include "LogFactory.h"
41 #include "wallclock.h"
42 #include "util.h"
43 #include "fmt.h"
44 #include "DownloadEngine.h"
45 #include "DownloadContext.h"
46 
47 namespace aria2 {
48 
BtStopDownloadCommand(cuid_t cuid,RequestGroup * requestGroup,DownloadEngine * e,std::chrono::seconds timeout)49 BtStopDownloadCommand::BtStopDownloadCommand(cuid_t cuid,
50                                              RequestGroup* requestGroup,
51                                              DownloadEngine* e,
52                                              std::chrono::seconds timeout)
53     : TimeBasedCommand(cuid, e, 1_s),
54       requestGroup_(requestGroup),
55       timeout_(std::move(timeout))
56 {
57 }
58 
preProcess()59 void BtStopDownloadCommand::preProcess()
60 {
61   if (btRuntime_->isHalt() || pieceStorage_->downloadFinished()) {
62     enableExit();
63   }
64   if (checkPoint_.difference(global::wallclock()) >= timeout_) {
65     A2_LOG_NOTICE(fmt(_("GID#%s Stop downloading torrent due to"
66                         " --bt-stop-timeout option."),
67                       GroupId::toHex(requestGroup_->getGID()).c_str()));
68     requestGroup_->setForceHaltRequested(true);
69     getDownloadEngine()->setRefreshInterval(std::chrono::milliseconds(0));
70     enableExit();
71   }
72 }
73 
process()74 void BtStopDownloadCommand::process()
75 {
76   NetStat& stat = requestGroup_->getDownloadContext()->getNetStat();
77   if (stat.calculateDownloadSpeed() > 0) {
78     checkPoint_ = global::wallclock();
79   }
80 }
81 
82 } // namespace aria2
83