Mercurial > hg > orthanc
annotate Core/DicomNetworking/DicomServer.cpp @ 2833:afb581263e1d Orthanc-1.4.2
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 20 Sep 2018 13:28:18 +0200 |
| parents | 878b59270859 |
| children | d924f9bb61cc |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 62 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
| 1900 | 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 |
| 0 | 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. | |
| 136 | 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. | |
| 0 | 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 | |
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34 #include "../PrecompiledHeaders.h" |
| 0 | 35 #include "DicomServer.h" |
| 36 | |
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37 #include "../../Core/Logging.h" |
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38 #include "../../Core/MultiThreading/RunnableWorkersPool.h" |
| 62 | 39 #include "../../Core/OrthancException.h" |
| 0 | 40 #include "../../Core/Toolbox.h" |
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41 #include "Internals/CommandDispatcher.h" |
| 0 | 42 |
| 43 #include <boost/thread.hpp> | |
| 44 | |
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45 #if defined(__linux__) |
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46 #include <cstdlib> |
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47 #endif |
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48 |
| 0 | 49 |
| 62 | 50 namespace Orthanc |
| 0 | 51 { |
| 52 struct DicomServer::PImpl | |
| 53 { | |
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54 boost::thread thread_; |
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55 T_ASC_Network *network_; |
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56 std::auto_ptr<RunnableWorkersPool> workers_; |
| 0 | 57 }; |
| 58 | |
| 59 | |
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60 void DicomServer::ServerThread(DicomServer* server) |
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61 { |
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62 LOG(INFO) << "DICOM server started"; |
| 0 | 63 |
| 64 while (server->continue_) | |
| 65 { | |
| 66 /* receive an association and acknowledge or reject it. If the association was */ | |
| 67 /* acknowledged, offer corresponding services and invoke one or more if required. */ | |
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68 std::auto_ptr<Internals::CommandDispatcher> dispatcher(Internals::AcceptAssociation(*server, server->pimpl_->network_)); |
| 0 | 69 |
| 1680 | 70 try |
| 0 | 71 { |
| 1680 | 72 if (dispatcher.get() != NULL) |
| 0 | 73 { |
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74 server->pimpl_->workers_->Add(dispatcher.release()); |
| 0 | 75 } |
| 1680 | 76 } |
| 77 catch (OrthancException& e) | |
| 78 { | |
| 79 LOG(ERROR) << "Exception in the DICOM server thread: " << e.What(); | |
| 0 | 80 } |
| 81 } | |
| 82 | |
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83 LOG(INFO) << "DICOM server stopping"; |
| 1680 | 84 } |
| 0 | 85 |
| 86 | |
| 656 | 87 DicomServer::DicomServer() : |
| 88 pimpl_(new PImpl), | |
| 89 aet_("ANY-SCP") | |
| 0 | 90 { |
| 91 port_ = 104; | |
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92 modalities_ = NULL; |
| 0 | 93 findRequestHandlerFactory_ = NULL; |
| 94 moveRequestHandlerFactory_ = NULL; | |
| 95 storeRequestHandlerFactory_ = NULL; | |
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96 worklistRequestHandlerFactory_ = NULL; |
| 0 | 97 applicationEntityFilter_ = NULL; |
| 98 checkCalledAet_ = true; | |
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99 associationTimeout_ = 30; |
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100 continue_ = false; |
| 0 | 101 } |
| 102 | |
| 103 DicomServer::~DicomServer() | |
| 104 { | |
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105 if (continue_) |
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106 { |
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107 LOG(ERROR) << "INTERNAL ERROR: DicomServer::Stop() should be invoked manually to avoid mess in the destruction order!"; |
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108 Stop(); |
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109 } |
| 0 | 110 } |
| 111 | |
| 128 | 112 void DicomServer::SetPortNumber(uint16_t port) |
| 0 | 113 { |
| 114 Stop(); | |
| 115 port_ = port; | |
| 116 } | |
| 117 | |
| 128 | 118 uint16_t DicomServer::GetPortNumber() const |
| 0 | 119 { |
| 120 return port_; | |
| 121 } | |
| 122 | |
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123 void DicomServer::SetAssociationTimeout(uint32_t seconds) |
| 0 | 124 { |
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125 LOG(INFO) << "Setting timeout for DICOM connections if Orthanc acts as SCP (server): " |
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126 << seconds << " seconds (0 = no timeout)"; |
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127 |
| 0 | 128 Stop(); |
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129 associationTimeout_ = seconds; |
| 0 | 130 } |
| 131 | |
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132 uint32_t DicomServer::GetAssociationTimeout() const |
| 0 | 133 { |
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134 return associationTimeout_; |
| 0 | 135 } |
| 136 | |
| 137 | |
| 138 void DicomServer::SetCalledApplicationEntityTitleCheck(bool check) | |
| 139 { | |
| 140 Stop(); | |
| 141 checkCalledAet_ = check; | |
| 142 } | |
| 143 | |
| 144 bool DicomServer::HasCalledApplicationEntityTitleCheck() const | |
| 145 { | |
| 146 return checkCalledAet_; | |
| 147 } | |
| 148 | |
| 149 void DicomServer::SetApplicationEntityTitle(const std::string& aet) | |
| 150 { | |
| 151 if (aet.size() == 0) | |
| 152 { | |
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153 throw OrthancException(ErrorCode_BadApplicationEntityTitle); |
| 0 | 154 } |
| 155 | |
| 1234 | 156 if (aet.size() > 16) |
| 157 { | |
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158 throw OrthancException(ErrorCode_BadApplicationEntityTitle); |
| 1234 | 159 } |
| 160 | |
| 0 | 161 for (size_t i = 0; i < aet.size(); i++) |
| 162 { | |
| 1243 | 163 if (!(aet[i] == '-' || |
| 164 aet[i] == '_' || | |
| 165 isdigit(aet[i]) || | |
| 166 (aet[i] >= 'A' && aet[i] <= 'Z'))) | |
| 0 | 167 { |
| 1234 | 168 LOG(WARNING) << "For best interoperability, only upper case, alphanumeric characters should be present in AET: \"" << aet << "\""; |
| 169 break; | |
| 0 | 170 } |
| 171 } | |
| 172 | |
| 173 Stop(); | |
| 174 aet_ = aet; | |
| 175 } | |
| 176 | |
| 177 const std::string& DicomServer::GetApplicationEntityTitle() const | |
| 178 { | |
| 179 return aet_; | |
| 180 } | |
| 181 | |
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182 void DicomServer::SetRemoteModalities(IRemoteModalities& modalities) |
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183 { |
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184 Stop(); |
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185 modalities_ = &modalities; |
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186 } |
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187 |
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188 DicomServer::IRemoteModalities& DicomServer::GetRemoteModalities() const |
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189 { |
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190 if (modalities_ == NULL) |
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191 { |
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192 throw OrthancException(ErrorCode_BadSequenceOfCalls); |
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193 } |
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194 else |
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195 { |
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196 return *modalities_; |
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197 } |
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198 } |
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199 |
| 0 | 200 void DicomServer::SetFindRequestHandlerFactory(IFindRequestHandlerFactory& factory) |
| 201 { | |
| 202 Stop(); | |
| 203 findRequestHandlerFactory_ = &factory; | |
| 204 } | |
| 205 | |
| 206 bool DicomServer::HasFindRequestHandlerFactory() const | |
| 207 { | |
| 208 return (findRequestHandlerFactory_ != NULL); | |
| 209 } | |
| 210 | |
| 211 IFindRequestHandlerFactory& DicomServer::GetFindRequestHandlerFactory() const | |
| 212 { | |
| 213 if (HasFindRequestHandlerFactory()) | |
| 214 { | |
| 215 return *findRequestHandlerFactory_; | |
| 216 } | |
| 217 else | |
| 218 { | |
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219 throw OrthancException(ErrorCode_NoCFindHandler); |
| 0 | 220 } |
| 221 } | |
| 222 | |
| 223 void DicomServer::SetMoveRequestHandlerFactory(IMoveRequestHandlerFactory& factory) | |
| 224 { | |
| 225 Stop(); | |
| 226 moveRequestHandlerFactory_ = &factory; | |
| 227 } | |
| 228 | |
| 229 bool DicomServer::HasMoveRequestHandlerFactory() const | |
| 230 { | |
| 231 return (moveRequestHandlerFactory_ != NULL); | |
| 232 } | |
| 233 | |
| 234 IMoveRequestHandlerFactory& DicomServer::GetMoveRequestHandlerFactory() const | |
| 235 { | |
| 236 if (HasMoveRequestHandlerFactory()) | |
| 237 { | |
| 238 return *moveRequestHandlerFactory_; | |
| 239 } | |
| 240 else | |
| 241 { | |
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242 throw OrthancException(ErrorCode_NoCMoveHandler); |
| 0 | 243 } |
| 244 } | |
| 245 | |
| 246 void DicomServer::SetStoreRequestHandlerFactory(IStoreRequestHandlerFactory& factory) | |
| 247 { | |
| 248 Stop(); | |
| 249 storeRequestHandlerFactory_ = &factory; | |
| 250 } | |
| 251 | |
| 252 bool DicomServer::HasStoreRequestHandlerFactory() const | |
| 253 { | |
| 254 return (storeRequestHandlerFactory_ != NULL); | |
| 255 } | |
| 256 | |
| 257 IStoreRequestHandlerFactory& DicomServer::GetStoreRequestHandlerFactory() const | |
| 258 { | |
| 259 if (HasStoreRequestHandlerFactory()) | |
| 260 { | |
| 261 return *storeRequestHandlerFactory_; | |
| 262 } | |
| 263 else | |
| 264 { | |
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265 throw OrthancException(ErrorCode_NoCStoreHandler); |
| 0 | 266 } |
| 267 } | |
| 268 | |
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269 void DicomServer::SetWorklistRequestHandlerFactory(IWorklistRequestHandlerFactory& factory) |
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270 { |
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271 Stop(); |
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272 worklistRequestHandlerFactory_ = &factory; |
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273 } |
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274 |
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275 bool DicomServer::HasWorklistRequestHandlerFactory() const |
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276 { |
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277 return (worklistRequestHandlerFactory_ != NULL); |
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278 } |
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279 |
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280 IWorklistRequestHandlerFactory& DicomServer::GetWorklistRequestHandlerFactory() const |
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281 { |
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282 if (HasWorklistRequestHandlerFactory()) |
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283 { |
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284 return *worklistRequestHandlerFactory_; |
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285 } |
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286 else |
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287 { |
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288 throw OrthancException(ErrorCode_NoWorklistHandler); |
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289 } |
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290 } |
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291 |
| 0 | 292 void DicomServer::SetApplicationEntityFilter(IApplicationEntityFilter& factory) |
| 293 { | |
| 294 Stop(); | |
| 295 applicationEntityFilter_ = &factory; | |
| 296 } | |
| 297 | |
| 298 bool DicomServer::HasApplicationEntityFilter() const | |
| 299 { | |
| 300 return (applicationEntityFilter_ != NULL); | |
| 301 } | |
| 302 | |
| 303 IApplicationEntityFilter& DicomServer::GetApplicationEntityFilter() const | |
| 304 { | |
| 305 if (HasApplicationEntityFilter()) | |
| 306 { | |
| 307 return *applicationEntityFilter_; | |
| 308 } | |
| 309 else | |
| 310 { | |
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311 throw OrthancException(ErrorCode_NoApplicationEntityFilter); |
| 0 | 312 } |
| 313 } | |
| 314 | |
| 315 void DicomServer::Start() | |
| 316 { | |
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317 if (modalities_ == NULL) |
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318 { |
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319 LOG(ERROR) << "No list of modalities was provided to the DICOM server"; |
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320 throw OrthancException(ErrorCode_BadSequenceOfCalls); |
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321 } |
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322 |
| 0 | 323 Stop(); |
| 324 | |
| 1680 | 325 /* initialize network, i.e. create an instance of T_ASC_Network*. */ |
| 326 OFCondition cond = ASC_initializeNetwork | |
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327 (NET_ACCEPTOR, OFstatic_cast(int, port_), /*opt_acse_timeout*/ 30, &pimpl_->network_); |
| 1680 | 328 if (cond.bad()) |
| 0 | 329 { |
| 1680 | 330 LOG(ERROR) << "cannot create network: " << cond.text(); |
| 331 throw OrthancException(ErrorCode_DicomPortInUse); | |
| 0 | 332 } |
| 1680 | 333 |
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334 continue_ = true; |
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335 pimpl_->workers_.reset(new RunnableWorkersPool(4)); // Use 4 workers - TODO as a parameter? |
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336 pimpl_->thread_ = boost::thread(ServerThread, this); |
| 0 | 337 } |
| 338 | |
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339 |
| 0 | 340 void DicomServer::Stop() |
| 341 { | |
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342 if (continue_) |
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343 { |
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344 continue_ = false; |
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345 |
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346 if (pimpl_->thread_.joinable()) |
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347 { |
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348 pimpl_->thread_.join(); |
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349 } |
| 1454 | 350 |
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351 pimpl_->workers_.reset(NULL); |
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352 |
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353 /* drop the network, i.e. free memory of T_ASC_Network* structure. This call */ |
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354 /* is the counterpart of ASC_initializeNetwork(...) which was called above. */ |
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355 OFCondition cond = ASC_dropNetwork(&pimpl_->network_); |
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356 if (cond.bad()) |
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357 { |
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358 LOG(ERROR) << "Error while dropping the network: " << cond.text(); |
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359 } |
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360 } |
| 0 | 361 } |
|
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362 |
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363 |
|
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364 bool DicomServer::IsMyAETitle(const std::string& aet) const |
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365 { |
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366 if (modalities_ == NULL) |
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367 { |
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368 throw OrthancException(ErrorCode_BadSequenceOfCalls); |
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369 } |
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370 |
|
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371 if (!HasCalledApplicationEntityTitleCheck()) |
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372 { |
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373 // OK, no check on the AET. |
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374 return true; |
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375 } |
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376 else |
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377 { |
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378 return modalities_->IsSameAETitle(aet, GetApplicationEntityTitle()); |
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379 } |
|
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380 } |
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381 |
| 0 | 382 } |