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annotate OrthancServer/ServerJobs/LuaJobManager.cpp @ 2616:2f3007bf0708 jobs

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event queues in Lua, serialization of sequence of operations
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 22 May 2018 12:25:37 +0200
parents f7a84b551ee4
children 1232922c8793
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU General Public License as
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9 * published by the Free Software Foundation, either version 3 of the
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10 * License, or (at your option) any later version.
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11 *
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12 * In addition, as a special exception, the copyright holders of this
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13 * program give permission to link the code of its release with the
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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15 * that use the same license as the "OpenSSL" library), and distribute
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16 * the linked executables. You must obey the GNU General Public License
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17 * in all respects for all of the code used other than "OpenSSL". If you
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18 * modify file(s) with this exception, you may extend this exception to
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19 * your version of the file(s), but you are not obligated to do so. If
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20 * you do not wish to do so, delete this exception statement from your
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21 * version. If you delete this exception statement from all source files
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22 * in the program, then also delete it here.
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23 *
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24 * This program is distributed in the hope that it will be useful, but
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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27 * General Public License for more details.
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28 *
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29 * You should have received a copy of the GNU General Public License
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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31 **/
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32
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33
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34 #include "../PrecompiledHeadersServer.h"
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35 #include "LuaJobManager.h"
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36
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37 #include "../../Core/JobsEngine/Operations/LogJobOperation.h"
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38 #include "DeleteResourceOperation.h"
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39 #include "ModifyInstanceOperation.h"
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40 #include "StorePeerOperation.h"
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41 #include "StoreScuOperation.h"
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42 #include "SystemCallOperation.h"
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43
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44 #include "../../Core/JobsEngine/Operations/NullOperationValue.h"
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45 #include "../../Core/JobsEngine/Operations/StringOperationValue.h"
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46 #include "DicomInstanceOperationValue.h"
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47
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48 namespace Orthanc
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49 {
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50 void LuaJobManager::SignalDone(const SequenceOfOperationsJob& job)
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51 {
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52 boost::mutex::scoped_lock lock(mutex_);
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53
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54 if (&job == currentJob_)
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55 {
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56 currentId_.clear();
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57 currentJob_ = NULL;
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58 }
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59 }
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60
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61
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62 LuaJobManager::LuaJobManager() :
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63 currentJob_(NULL),
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64 maxOperations_(1000),
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65 priority_(0),
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66 trailingTimeout_(5000)
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67 {
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68 }
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69
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70
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71 void LuaJobManager::SetMaxOperationsPerJob(size_t count)
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72 {
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73 boost::mutex::scoped_lock lock(mutex_);
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74 maxOperations_ = count;
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75 }
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76
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77
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78 void LuaJobManager::SetPriority(int priority)
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79 {
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80 boost::mutex::scoped_lock lock(mutex_);
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81 priority_ = priority;
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82 }
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83
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84
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85 void LuaJobManager::SetTrailingOperationTimeout(unsigned int timeout)
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86 {
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87 boost::mutex::scoped_lock lock(mutex_);
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88 trailingTimeout_ = timeout;
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89 }
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90
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91
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92 LuaJobManager::Lock::Lock(LuaJobManager& that,
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93 JobsEngine& engine) :
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94 that_(that),
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95 lock_(that.mutex_),
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96 engine_(engine)
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97 {
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98 if (that_.currentJob_ == NULL)
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99 {
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100 isNewJob_ = true;
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101 }
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102 else
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103 {
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104 jobLock_.reset(new SequenceOfOperationsJob::Lock(*that_.currentJob_));
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105
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106 if (jobLock_->IsDone() ||
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107 jobLock_->GetOperationsCount() >= that_.maxOperations_)
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108 {
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109 jobLock_.reset(NULL);
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110 isNewJob_ = true;
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111 }
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112 else
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113 {
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114 isNewJob_ = false;
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115 }
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116 }
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117
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118 if (isNewJob_)
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119 {
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120 // Need to create a new job, as the previous one is either
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121 // finished, or is getting too long
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122 that_.currentJob_ = new SequenceOfOperationsJob;
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123 that_.currentJob_->SetDescription("Lua");
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124
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125 {
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126 jobLock_.reset(new SequenceOfOperationsJob::Lock(*that_.currentJob_));
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127 jobLock_->SetTrailingOperationTimeout(that_.trailingTimeout_);
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128 }
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129 }
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130
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131 assert(jobLock_.get() != NULL);
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132 }
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133
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134
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135 LuaJobManager::Lock::~Lock()
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136 {
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137 assert(jobLock_.get() != NULL);
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138 jobLock_.reset(NULL);
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139
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140 if (isNewJob_)
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141 {
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142 engine_.GetRegistry().Submit(that_.currentId_, that_.currentJob_, that_.priority_);
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143 }
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144 }
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145
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146
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147 size_t LuaJobManager::Lock::AddDeleteResourceOperation(ServerContext& context)
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148 {
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149 assert(jobLock_.get() != NULL);
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150 return jobLock_->AddOperation(new DeleteResourceOperation(context));
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151 }
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152
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153
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154 size_t LuaJobManager::Lock::AddLogOperation()
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155 {
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156 assert(jobLock_.get() != NULL);
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157 return jobLock_->AddOperation(new LogJobOperation);
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158 }
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159
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160
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161 size_t LuaJobManager::Lock::AddStoreScuOperation(const std::string& localAet,
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162 const RemoteModalityParameters& modality)
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163 {
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164 assert(jobLock_.get() != NULL);
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165 return jobLock_->AddOperation(new StoreScuOperation(localAet, modality));
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166 }
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167
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168
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169 size_t LuaJobManager::Lock::AddStorePeerOperation(const WebServiceParameters& peer)
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170 {
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171 assert(jobLock_.get() != NULL);
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172 return jobLock_->AddOperation(new StorePeerOperation(peer));
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173 }
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174
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175
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176 size_t LuaJobManager::Lock::AddSystemCallOperation(const std::string& command)
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177 {
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178 assert(jobLock_.get() != NULL);
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179 return jobLock_->AddOperation(new SystemCallOperation(command));
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180 }
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181
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182
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183 size_t LuaJobManager::Lock::AddSystemCallOperation
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184 (const std::string& command,
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185 const std::vector<std::string>& preArguments,
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186 const std::vector<std::string>& postArguments)
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187 {
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188 assert(jobLock_.get() != NULL);
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189 return jobLock_->AddOperation
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190 (new SystemCallOperation(command, preArguments, postArguments));
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191 }
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192
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193
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194 size_t LuaJobManager::Lock::AddModifyInstanceOperation(ServerContext& context,
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195 DicomModification* modification)
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196 {
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197 assert(jobLock_.get() != NULL);
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198 return jobLock_->AddOperation
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199 (new ModifyInstanceOperation(context, RequestOrigin_Lua, modification));
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200 }
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201
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202
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203 void LuaJobManager::Lock::AddNullInput(size_t operation)
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204 {
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205 assert(jobLock_.get() != NULL);
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206 jobLock_->AddInput(operation, NullOperationValue());
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207 }
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208
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209
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210 void LuaJobManager::Lock::AddStringInput(size_t operation,
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211 const std::string& content)
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212 {
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213 assert(jobLock_.get() != NULL);
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214 jobLock_->AddInput(operation, StringOperationValue(content));
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215 }
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216
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217
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218 void LuaJobManager::Lock::AddDicomInstanceInput(size_t operation,
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219 ServerContext& context,
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220 const std::string& instanceId)
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221 {
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222 assert(jobLock_.get() != NULL);
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223 jobLock_->AddInput(operation, DicomInstanceOperationValue(context, instanceId));
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224 }
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225
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226
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227 void LuaJobManager::Lock::Connect(size_t operation1,
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228 size_t operation2)
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229 {
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230 assert(jobLock_.get() != NULL);
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231 jobLock_->Connect(operation1, operation2);
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232 }
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233 }