Mercurial > hg > orthanc-transfers
annotate Framework/HttpQueries/HttpQueriesRunner.cpp @ 33:44a0430d7899
upgrade to year 2021
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 06 Jan 2021 18:07:47 +0100 |
| parents | 17f775299b4a |
| children | 1e396fb509ca |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Transfers accelerator plugin for Orthanc | |
|
33
44a0430d7899
upgrade to year 2021
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
20
diff
changeset
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3 * Copyright (C) 2018-2021 Osimis S.A., Belgium |
| 0 | 4 * |
| 5 * This program is free software: you can redistribute it and/or | |
| 6 * modify it under the terms of the GNU Affero General Public License | |
| 7 * as published by the Free Software Foundation, either version 3 of | |
| 8 * the License, or (at your option) any later version. | |
| 9 * | |
| 10 * This program is distributed in the hope that it will be useful, but | |
| 11 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 * Affero General Public License for more details. | |
| 14 * | |
| 15 * You should have received a copy of the GNU Affero General Public License | |
| 16 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 **/ | |
| 18 | |
| 19 | |
| 20 #include "HttpQueriesRunner.h" | |
| 21 | |
| 20 | 22 #include <OrthancException.h> |
| 0 | 23 |
| 24 #include <boost/thread.hpp> | |
| 25 | |
| 26 | |
| 27 namespace OrthancPlugins | |
| 28 { | |
| 29 void HttpQueriesRunner::Worker(HttpQueriesRunner* that) | |
| 30 { | |
| 31 while (that->continue_) | |
| 32 { | |
| 33 size_t size; | |
| 34 | |
| 35 if (that->queue_.ExecuteOneQuery(size)) | |
| 36 { | |
| 37 boost::mutex::scoped_lock lock(that->mutex_); | |
| 38 that->totalTraffic_ += size; | |
| 39 that->lastUpdate_ = boost::posix_time::microsec_clock::local_time(); | |
| 40 } | |
| 41 else | |
| 42 { | |
| 43 // We're done (either failure, or no more pending queries) | |
| 44 return; | |
| 45 } | |
| 46 } | |
| 47 } | |
| 48 | |
| 49 | |
| 50 HttpQueriesRunner::HttpQueriesRunner(HttpQueriesQueue& queue, | |
| 51 size_t threadsCount) : | |
| 52 queue_(queue), | |
| 53 continue_(true), | |
| 54 start_(boost::posix_time::microsec_clock::local_time()), | |
| 55 totalTraffic_(0), | |
| 56 lastUpdate_(start_) | |
| 57 { | |
| 58 if (threadsCount == 0) | |
| 59 { | |
| 60 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 61 } | |
| 62 | |
| 63 workers_.resize(threadsCount); | |
| 64 | |
| 65 for (size_t i = 0; i < threadsCount; i++) | |
| 66 { | |
| 67 workers_[i] = new boost::thread(Worker, this); | |
| 68 } | |
| 69 } | |
| 70 | |
| 71 | |
| 72 HttpQueriesRunner::~HttpQueriesRunner() | |
| 73 { | |
| 74 continue_ = false; | |
| 75 | |
| 76 for (size_t i = 0; i < workers_.size(); i++) | |
| 77 { | |
| 78 if (workers_[i] != NULL) | |
| 79 { | |
| 80 if (workers_[i]->joinable()) | |
| 81 { | |
| 82 workers_[i]->join(); | |
| 83 } | |
| 84 | |
| 85 delete workers_[i]; | |
| 86 } | |
| 87 } | |
| 88 } | |
| 89 | |
| 90 | |
| 91 void HttpQueriesRunner::GetSpeed(float& kilobytesPerSecond) | |
| 92 { | |
| 93 boost::mutex::scoped_lock lock(mutex_); | |
| 94 | |
| 95 double ms = static_cast<double>((lastUpdate_ - start_).total_milliseconds()); | |
| 96 | |
| 97 if (ms < 10.0) | |
| 98 { | |
| 99 // Prevents division by zero on very quick transfers | |
| 100 kilobytesPerSecond = 0; | |
| 101 } | |
| 102 else | |
| 103 { | |
| 104 kilobytesPerSecond = static_cast<float>( | |
| 105 static_cast<double>(totalTraffic_) * 1000.0 /*ms*/ / (1024.0 /*KB*/ * ms)); | |
| 106 } | |
| 107 } | |
| 108 } |