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comparison OrthancServer/ServerJobs/LuaJobManager.cpp @ 2603:988936118354 jobs

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reorganization
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 18 May 2018 17:02:25 +0200
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children 76ef12fa136c
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2602:c25f1a52acbc 2603:988936118354
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
6 *
7 * This program is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
11 *
12 * In addition, as a special exception, the copyright holders of this
13 * program give permission to link the code of its release with the
14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
15 * that use the same license as the "OpenSSL" library), and distribute
16 * the linked executables. You must obey the GNU General Public License
17 * in all respects for all of the code used other than "OpenSSL". If you
18 * modify file(s) with this exception, you may extend this exception to
19 * your version of the file(s), but you are not obligated to do so. If
20 * you do not wish to do so, delete this exception statement from your
21 * version. If you delete this exception statement from all source files
22 * in the program, then also delete it here.
23 *
24 * This program is distributed in the hope that it will be useful, but
25 * WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
27 * General Public License for more details.
28 *
29 * You should have received a copy of the GNU General Public License
30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
31 **/
32
33
34 #include "../PrecompiledHeadersServer.h"
35 #include "LuaJobManager.h"
36
37
38 namespace Orthanc
39 {
40 void LuaJobManager::ConnectionTimeoutThread(LuaJobManager* manager)
41 {
42 while (manager->continue_)
43 {
44 manager->connectionManager_.CheckTimeout();
45 boost::this_thread::sleep(boost::posix_time::milliseconds(100));
46 }
47 }
48
49
50 void LuaJobManager::SignalDone(const SequenceOfOperationsJob& job)
51 {
52 boost::mutex::scoped_lock lock(mutex_);
53
54 if (&job == currentJob_)
55 {
56 currentId_.clear();
57 currentJob_ = NULL;
58 }
59 }
60
61
62 LuaJobManager::LuaJobManager(JobsEngine& engine) :
63 engine_(engine),
64 currentJob_(NULL),
65 maxOperations_(1000),
66 priority_(0),
67 continue_(true)
68 {
69 connectionTimeoutThread_ = boost::thread(ConnectionTimeoutThread, this);
70 }
71
72
73 LuaJobManager::~LuaJobManager()
74 {
75 continue_ = false;
76
77 if (connectionTimeoutThread_.joinable())
78 {
79 connectionTimeoutThread_.join();
80 }
81 }
82
83
84 void LuaJobManager::SetMaxOperationsPerJob(size_t count)
85 {
86 boost::mutex::scoped_lock lock(mutex_);
87 maxOperations_ = count;
88 }
89
90
91 void LuaJobManager::SetPriority(int priority)
92 {
93 boost::mutex::scoped_lock lock(mutex_);
94 priority_ = priority;
95 }
96
97
98 void LuaJobManager::SetTrailingOperationTimeout(unsigned int timeout)
99 {
100 boost::mutex::scoped_lock lock(mutex_);
101 trailingTimeout_ = timeout;
102 }
103
104
105 LuaJobManager::Lock* LuaJobManager::Modify()
106 {
107 boost::mutex::scoped_lock lock(mutex_);
108
109 if (currentJob_ != NULL)
110 {
111 std::auto_ptr<Lock> result(new Lock(*currentJob_));
112
113 if (!result->IsDone() &&
114 result->GetOperationsCount() < maxOperations_)
115 {
116 return result.release();
117 }
118 }
119
120 // Need to create a new job, as the previous one is either
121 // finished, or is getting too long
122 currentJob_ = new SequenceOfOperationsJob;
123
124 engine_.GetRegistry().Submit(currentId_, currentJob_, priority_);
125
126 std::auto_ptr<Lock> result(new Lock(*currentJob_));
127 result->SetTrailingOperationTimeout(trailingTimeout_);
128
129 return result.release();
130 }
131 }