Mercurial > hg > orthanc
annotate OrthancServer/DicomProtocol/DicomServer.cpp @ 358:3e604c6f0a74
preparing for release
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 31 Jan 2013 14:55:22 +0100 |
| parents | 8d3a0db39967 |
| children | 2cef9c2d4148 |
| rev | line source |
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| 0 | 1 /** |
| 62 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
| 0 | 3 * Copyright (C) 2012 Medical Physics Department, CHU of Liege, |
| 4 * Belgium | |
| 5 * | |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 136 | 10 * |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 0 | 22 * |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
| 33 #include "DicomServer.h" | |
| 34 | |
| 62 | 35 #include "../../Core/OrthancException.h" |
| 0 | 36 #include "../../Core/Toolbox.h" |
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37 #include "../../Core/Uuid.h" |
| 0 | 38 #include "../Internals/CommandDispatcher.h" |
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39 #include "EmbeddedResources.h" |
| 0 | 40 |
| 41 #include <boost/thread.hpp> | |
| 42 #include <dcmtk/dcmdata/dcdict.h> | |
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43 #include <glog/logging.h> |
| 0 | 44 |
| 45 | |
| 62 | 46 namespace Orthanc |
| 0 | 47 { |
| 48 struct DicomServer::PImpl | |
| 49 { | |
| 50 boost::thread thread_; | |
| 51 | |
| 52 //std::set< | |
| 53 }; | |
| 54 | |
| 55 | |
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56 static void LoadEmbeddedDictionary(DcmDataDictionary& dictionary, |
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57 EmbeddedResources::FileResourceId resource) |
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58 { |
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59 Toolbox::TemporaryFile tmp; |
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60 |
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61 FILE* fp = fopen(tmp.GetPath().c_str(), "wb"); |
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62 fwrite(EmbeddedResources::GetFileResourceBuffer(resource), |
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63 EmbeddedResources::GetFileResourceSize(resource), 1, fp); |
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64 fclose(fp); |
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65 |
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66 if (!dictionary.loadDictionary(tmp.GetPath().c_str())) |
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67 { |
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68 throw OrthancException(ErrorCode_InternalError); |
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69 } |
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70 } |
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71 |
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72 |
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73 |
| 0 | 74 void DicomServer::ServerThread(DicomServer* server) |
| 75 { | |
| 76 /* Disable "gethostbyaddr" (which results in memory leaks) and use raw IP addresses */ | |
| 77 dcmDisableGethostbyaddr.set(OFTrue); | |
| 78 | |
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79 #if DCMTK_USE_EMBEDDED_DICTIONARIES == 1 |
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80 LOG(WARNING) << "Loading the embedded dictionaries"; |
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81 dcmDataDict.clear(); |
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82 DcmDataDictionary& d = dcmDataDict.wrlock(); |
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83 |
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84 /** |
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85 * Do not load DICONDE dictionary, it breaks the other tags. The |
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86 * command "strace storescu 2>&1 |grep dic" shows that DICONDE |
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87 * dictionary is not loaded by storescu. |
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88 **/ |
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89 //LoadEmbeddedDictionary(d, EmbeddedResources::DICTIONARY_DICONDE); |
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90 |
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91 LoadEmbeddedDictionary(d, EmbeddedResources::DICTIONARY_DICOM); |
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92 LoadEmbeddedDictionary(d, EmbeddedResources::DICTIONARY_PRIVATE); |
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93 dcmDataDict.unlock(); |
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94 #endif |
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95 |
| 0 | 96 /* make sure data dictionary is loaded */ |
| 97 if (!dcmDataDict.isDictionaryLoaded()) | |
| 98 { | |
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99 LOG(ERROR) << "No DICOM dictionary loaded, check environment variable: " << DCM_DICT_ENVIRONMENT_VARIABLE; |
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100 throw OrthancException(ErrorCode_InternalError); |
| 0 | 101 } |
| 102 | |
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103 { |
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104 // Test the dictionary with a simple DICOM tag |
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105 DcmTag key(0x0010, 0x1030); // This is PatientWeight |
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106 if (key.getEVR() != EVR_DS) |
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107 { |
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108 LOG(ERROR) << "The DICOM dictionary has not been correctly read"; |
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109 throw OrthancException(ErrorCode_InternalError); |
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110 } |
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111 } |
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112 |
| 0 | 113 /* initialize network, i.e. create an instance of T_ASC_Network*. */ |
| 114 T_ASC_Network *net; | |
| 115 OFCondition cond = ASC_initializeNetwork | |
| 116 (NET_ACCEPTOR, OFstatic_cast(int, server->port_), /*opt_acse_timeout*/ 30, &net); | |
| 117 if (cond.bad()) | |
| 118 { | |
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119 LOG(ERROR) << "cannot create network: " << cond.text(); |
| 62 | 120 throw OrthancException("Cannot create network"); |
| 0 | 121 } |
| 122 | |
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123 LOG(INFO) << "DICOM server started"; |
| 0 | 124 |
| 125 server->started_ = true; | |
| 126 | |
| 127 while (server->continue_) | |
| 128 { | |
| 129 /* receive an association and acknowledge or reject it. If the association was */ | |
| 130 /* acknowledged, offer corresponding services and invoke one or more if required. */ | |
| 131 std::auto_ptr<Internals::CommandDispatcher> dispatcher(Internals::AcceptAssociation(*server, net)); | |
| 132 | |
| 133 if (dispatcher.get() != NULL) | |
| 134 { | |
| 135 if (server->isThreaded_) | |
| 136 { | |
| 137 server->bagOfDispatchers_.Add(dispatcher.release()); | |
| 138 } | |
| 139 else | |
| 140 { | |
| 141 IRunnableBySteps::RunUntilDone(*dispatcher); | |
| 142 } | |
| 143 } | |
| 144 } | |
| 145 | |
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146 LOG(INFO) << "DICOM server stopping"; |
| 0 | 147 |
| 148 /* drop the network, i.e. free memory of T_ASC_Network* structure. This call */ | |
| 149 /* is the counterpart of ASC_initializeNetwork(...) which was called above. */ | |
| 150 cond = ASC_dropNetwork(&net); | |
| 151 if (cond.bad()) | |
| 152 { | |
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153 LOG(ERROR) << "Error while dropping the network: " << cond.text(); |
| 0 | 154 } |
| 155 } | |
| 156 | |
| 157 | |
| 158 DicomServer::DicomServer() : pimpl_(new PImpl) | |
| 159 { | |
| 160 aet_ = "ANY-SCP"; | |
| 161 port_ = 104; | |
| 162 findRequestHandlerFactory_ = NULL; | |
| 163 moveRequestHandlerFactory_ = NULL; | |
| 164 storeRequestHandlerFactory_ = NULL; | |
| 165 applicationEntityFilter_ = NULL; | |
| 166 checkCalledAet_ = true; | |
| 167 clientTimeout_ = 30; | |
| 168 isThreaded_ = true; | |
| 169 } | |
| 170 | |
| 171 DicomServer::~DicomServer() | |
| 172 { | |
| 173 Stop(); | |
| 174 } | |
| 175 | |
| 128 | 176 void DicomServer::SetPortNumber(uint16_t port) |
| 0 | 177 { |
| 178 Stop(); | |
| 179 port_ = port; | |
| 180 } | |
| 181 | |
| 128 | 182 uint16_t DicomServer::GetPortNumber() const |
| 0 | 183 { |
| 184 return port_; | |
| 185 } | |
| 186 | |
| 187 void DicomServer::SetThreaded(bool isThreaded) | |
| 188 { | |
| 189 Stop(); | |
| 190 isThreaded_ = isThreaded; | |
| 191 } | |
| 192 | |
| 193 bool DicomServer::IsThreaded() const | |
| 194 { | |
| 195 return isThreaded_; | |
| 196 } | |
| 197 | |
| 198 void DicomServer::SetClientTimeout(uint32_t timeout) | |
| 199 { | |
| 200 Stop(); | |
| 201 clientTimeout_ = timeout; | |
| 202 } | |
| 203 | |
| 204 uint32_t DicomServer::GetClientTimeout() const | |
| 205 { | |
| 206 return clientTimeout_; | |
| 207 } | |
| 208 | |
| 209 | |
| 210 void DicomServer::SetCalledApplicationEntityTitleCheck(bool check) | |
| 211 { | |
| 212 Stop(); | |
| 213 checkCalledAet_ = check; | |
| 214 } | |
| 215 | |
| 216 bool DicomServer::HasCalledApplicationEntityTitleCheck() const | |
| 217 { | |
| 218 return checkCalledAet_; | |
| 219 } | |
| 220 | |
| 221 void DicomServer::SetApplicationEntityTitle(const std::string& aet) | |
| 222 { | |
| 223 if (aet.size() == 0) | |
| 224 { | |
| 62 | 225 throw OrthancException("Too short AET"); |
| 0 | 226 } |
| 227 | |
| 228 for (size_t i = 0; i < aet.size(); i++) | |
| 229 { | |
| 230 if (!isalnum(aet[i]) && aet[i] != '-') | |
| 231 { | |
| 62 | 232 throw OrthancException("Only alphanumeric characters are allowed in AET"); |
| 0 | 233 } |
| 234 } | |
| 235 | |
| 236 Stop(); | |
| 237 aet_ = aet; | |
| 238 } | |
| 239 | |
| 240 const std::string& DicomServer::GetApplicationEntityTitle() const | |
| 241 { | |
| 242 return aet_; | |
| 243 } | |
| 244 | |
| 245 void DicomServer::SetFindRequestHandlerFactory(IFindRequestHandlerFactory& factory) | |
| 246 { | |
| 247 Stop(); | |
| 248 findRequestHandlerFactory_ = &factory; | |
| 249 } | |
| 250 | |
| 251 bool DicomServer::HasFindRequestHandlerFactory() const | |
| 252 { | |
| 253 return (findRequestHandlerFactory_ != NULL); | |
| 254 } | |
| 255 | |
| 256 IFindRequestHandlerFactory& DicomServer::GetFindRequestHandlerFactory() const | |
| 257 { | |
| 258 if (HasFindRequestHandlerFactory()) | |
| 259 { | |
| 260 return *findRequestHandlerFactory_; | |
| 261 } | |
| 262 else | |
| 263 { | |
| 62 | 264 throw OrthancException("No C-FIND request handler factory"); |
| 0 | 265 } |
| 266 } | |
| 267 | |
| 268 void DicomServer::SetMoveRequestHandlerFactory(IMoveRequestHandlerFactory& factory) | |
| 269 { | |
| 270 Stop(); | |
| 271 moveRequestHandlerFactory_ = &factory; | |
| 272 } | |
| 273 | |
| 274 bool DicomServer::HasMoveRequestHandlerFactory() const | |
| 275 { | |
| 276 return (moveRequestHandlerFactory_ != NULL); | |
| 277 } | |
| 278 | |
| 279 IMoveRequestHandlerFactory& DicomServer::GetMoveRequestHandlerFactory() const | |
| 280 { | |
| 281 if (HasMoveRequestHandlerFactory()) | |
| 282 { | |
| 283 return *moveRequestHandlerFactory_; | |
| 284 } | |
| 285 else | |
| 286 { | |
| 62 | 287 throw OrthancException("No C-MOVE request handler factory"); |
| 0 | 288 } |
| 289 } | |
| 290 | |
| 291 void DicomServer::SetStoreRequestHandlerFactory(IStoreRequestHandlerFactory& factory) | |
| 292 { | |
| 293 Stop(); | |
| 294 storeRequestHandlerFactory_ = &factory; | |
| 295 } | |
| 296 | |
| 297 bool DicomServer::HasStoreRequestHandlerFactory() const | |
| 298 { | |
| 299 return (storeRequestHandlerFactory_ != NULL); | |
| 300 } | |
| 301 | |
| 302 IStoreRequestHandlerFactory& DicomServer::GetStoreRequestHandlerFactory() const | |
| 303 { | |
| 304 if (HasStoreRequestHandlerFactory()) | |
| 305 { | |
| 306 return *storeRequestHandlerFactory_; | |
| 307 } | |
| 308 else | |
| 309 { | |
| 62 | 310 throw OrthancException("No C-STORE request handler factory"); |
| 0 | 311 } |
| 312 } | |
| 313 | |
| 314 void DicomServer::SetApplicationEntityFilter(IApplicationEntityFilter& factory) | |
| 315 { | |
| 316 Stop(); | |
| 317 applicationEntityFilter_ = &factory; | |
| 318 } | |
| 319 | |
| 320 bool DicomServer::HasApplicationEntityFilter() const | |
| 321 { | |
| 322 return (applicationEntityFilter_ != NULL); | |
| 323 } | |
| 324 | |
| 325 IApplicationEntityFilter& DicomServer::GetApplicationEntityFilter() const | |
| 326 { | |
| 327 if (HasApplicationEntityFilter()) | |
| 328 { | |
| 329 return *applicationEntityFilter_; | |
| 330 } | |
| 331 else | |
| 332 { | |
| 62 | 333 throw OrthancException("No application entity filter"); |
| 0 | 334 } |
| 335 } | |
| 336 | |
| 337 void DicomServer::Start() | |
| 338 { | |
| 339 Stop(); | |
| 340 continue_ = true; | |
| 341 started_ = false; | |
| 342 pimpl_->thread_ = boost::thread(ServerThread, this); | |
| 343 | |
| 344 while (!started_) | |
| 345 { | |
| 346 Toolbox::USleep(50000); // Wait 50ms | |
| 347 } | |
| 348 } | |
| 349 | |
| 350 void DicomServer::Stop() | |
| 351 { | |
| 352 continue_ = false; | |
| 353 pimpl_->thread_.join(); | |
| 354 | |
| 355 bagOfDispatchers_.StopAll(); | |
| 356 } | |
| 357 } |