Mercurial > hg > orthanc
annotate OrthancServer/DicomProtocol/DicomServer.cpp @ 136:fe180eae201d
openssl exception
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 09 Oct 2012 18:21:01 +0200 |
| parents | 2a24f43d9dca |
| children | 0e97abc7b950 |
| rev | line source |
|---|---|
| 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" |
| 37 #include "../Internals/CommandDispatcher.h" | |
| 38 | |
| 39 #include <boost/thread.hpp> | |
| 40 #include <dcmtk/dcmdata/dcdict.h> | |
|
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41 #include <glog/logging.h> |
| 0 | 42 |
| 43 | |
| 62 | 44 namespace Orthanc |
| 0 | 45 { |
| 46 struct DicomServer::PImpl | |
| 47 { | |
| 48 boost::thread thread_; | |
| 49 | |
| 50 //std::set< | |
| 51 }; | |
| 52 | |
| 53 | |
| 54 void DicomServer::ServerThread(DicomServer* server) | |
| 55 { | |
| 56 /* Disable "gethostbyaddr" (which results in memory leaks) and use raw IP addresses */ | |
| 57 dcmDisableGethostbyaddr.set(OFTrue); | |
| 58 | |
| 59 /* make sure data dictionary is loaded */ | |
| 60 if (!dcmDataDict.isDictionaryLoaded()) | |
| 61 { | |
|
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62 LOG(WARNING) << "no data dictionary loaded, check environment variable: " << DCM_DICT_ENVIRONMENT_VARIABLE; |
| 0 | 63 } |
| 64 | |
| 65 /* initialize network, i.e. create an instance of T_ASC_Network*. */ | |
| 66 T_ASC_Network *net; | |
| 67 OFCondition cond = ASC_initializeNetwork | |
| 68 (NET_ACCEPTOR, OFstatic_cast(int, server->port_), /*opt_acse_timeout*/ 30, &net); | |
| 69 if (cond.bad()) | |
| 70 { | |
|
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71 LOG(ERROR) << "cannot create network: " << cond.text(); |
| 62 | 72 throw OrthancException("Cannot create network"); |
| 0 | 73 } |
| 74 | |
|
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75 LOG(WARNING) << "DICOM server started"; |
| 0 | 76 |
| 77 server->started_ = true; | |
| 78 | |
| 79 while (server->continue_) | |
| 80 { | |
| 81 /* receive an association and acknowledge or reject it. If the association was */ | |
| 82 /* acknowledged, offer corresponding services and invoke one or more if required. */ | |
| 83 std::auto_ptr<Internals::CommandDispatcher> dispatcher(Internals::AcceptAssociation(*server, net)); | |
| 84 | |
| 85 if (dispatcher.get() != NULL) | |
| 86 { | |
| 87 if (server->isThreaded_) | |
| 88 { | |
| 89 server->bagOfDispatchers_.Add(dispatcher.release()); | |
| 90 } | |
| 91 else | |
| 92 { | |
| 93 IRunnableBySteps::RunUntilDone(*dispatcher); | |
| 94 } | |
| 95 } | |
| 96 } | |
| 97 | |
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98 LOG(WARNING) << "DICOM server stopping"; |
| 0 | 99 |
| 100 /* drop the network, i.e. free memory of T_ASC_Network* structure. This call */ | |
| 101 /* is the counterpart of ASC_initializeNetwork(...) which was called above. */ | |
| 102 cond = ASC_dropNetwork(&net); | |
| 103 if (cond.bad()) | |
| 104 { | |
|
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105 LOG(ERROR) << "Error while dropping the network: " << cond.text(); |
| 0 | 106 } |
| 107 } | |
| 108 | |
| 109 | |
| 110 DicomServer::DicomServer() : pimpl_(new PImpl) | |
| 111 { | |
| 112 aet_ = "ANY-SCP"; | |
| 113 port_ = 104; | |
| 114 findRequestHandlerFactory_ = NULL; | |
| 115 moveRequestHandlerFactory_ = NULL; | |
| 116 storeRequestHandlerFactory_ = NULL; | |
| 117 applicationEntityFilter_ = NULL; | |
| 118 checkCalledAet_ = true; | |
| 119 clientTimeout_ = 30; | |
| 120 isThreaded_ = true; | |
| 121 } | |
| 122 | |
| 123 DicomServer::~DicomServer() | |
| 124 { | |
| 125 Stop(); | |
| 126 } | |
| 127 | |
| 128 | 128 void DicomServer::SetPortNumber(uint16_t port) |
| 0 | 129 { |
| 130 Stop(); | |
| 131 port_ = port; | |
| 132 } | |
| 133 | |
| 128 | 134 uint16_t DicomServer::GetPortNumber() const |
| 0 | 135 { |
| 136 return port_; | |
| 137 } | |
| 138 | |
| 139 void DicomServer::SetThreaded(bool isThreaded) | |
| 140 { | |
| 141 Stop(); | |
| 142 isThreaded_ = isThreaded; | |
| 143 } | |
| 144 | |
| 145 bool DicomServer::IsThreaded() const | |
| 146 { | |
| 147 return isThreaded_; | |
| 148 } | |
| 149 | |
| 150 void DicomServer::SetClientTimeout(uint32_t timeout) | |
| 151 { | |
| 152 Stop(); | |
| 153 clientTimeout_ = timeout; | |
| 154 } | |
| 155 | |
| 156 uint32_t DicomServer::GetClientTimeout() const | |
| 157 { | |
| 158 return clientTimeout_; | |
| 159 } | |
| 160 | |
| 161 | |
| 162 void DicomServer::SetCalledApplicationEntityTitleCheck(bool check) | |
| 163 { | |
| 164 Stop(); | |
| 165 checkCalledAet_ = check; | |
| 166 } | |
| 167 | |
| 168 bool DicomServer::HasCalledApplicationEntityTitleCheck() const | |
| 169 { | |
| 170 return checkCalledAet_; | |
| 171 } | |
| 172 | |
| 173 void DicomServer::SetApplicationEntityTitle(const std::string& aet) | |
| 174 { | |
| 175 if (aet.size() == 0) | |
| 176 { | |
| 62 | 177 throw OrthancException("Too short AET"); |
| 0 | 178 } |
| 179 | |
| 180 for (size_t i = 0; i < aet.size(); i++) | |
| 181 { | |
| 182 if (!isalnum(aet[i]) && aet[i] != '-') | |
| 183 { | |
| 62 | 184 throw OrthancException("Only alphanumeric characters are allowed in AET"); |
| 0 | 185 } |
| 186 } | |
| 187 | |
| 188 Stop(); | |
| 189 aet_ = aet; | |
| 190 } | |
| 191 | |
| 192 const std::string& DicomServer::GetApplicationEntityTitle() const | |
| 193 { | |
| 194 return aet_; | |
| 195 } | |
| 196 | |
| 197 void DicomServer::SetFindRequestHandlerFactory(IFindRequestHandlerFactory& factory) | |
| 198 { | |
| 199 Stop(); | |
| 200 findRequestHandlerFactory_ = &factory; | |
| 201 } | |
| 202 | |
| 203 bool DicomServer::HasFindRequestHandlerFactory() const | |
| 204 { | |
| 205 return (findRequestHandlerFactory_ != NULL); | |
| 206 } | |
| 207 | |
| 208 IFindRequestHandlerFactory& DicomServer::GetFindRequestHandlerFactory() const | |
| 209 { | |
| 210 if (HasFindRequestHandlerFactory()) | |
| 211 { | |
| 212 return *findRequestHandlerFactory_; | |
| 213 } | |
| 214 else | |
| 215 { | |
| 62 | 216 throw OrthancException("No C-FIND request handler factory"); |
| 0 | 217 } |
| 218 } | |
| 219 | |
| 220 void DicomServer::SetMoveRequestHandlerFactory(IMoveRequestHandlerFactory& factory) | |
| 221 { | |
| 222 Stop(); | |
| 223 moveRequestHandlerFactory_ = &factory; | |
| 224 } | |
| 225 | |
| 226 bool DicomServer::HasMoveRequestHandlerFactory() const | |
| 227 { | |
| 228 return (moveRequestHandlerFactory_ != NULL); | |
| 229 } | |
| 230 | |
| 231 IMoveRequestHandlerFactory& DicomServer::GetMoveRequestHandlerFactory() const | |
| 232 { | |
| 233 if (HasMoveRequestHandlerFactory()) | |
| 234 { | |
| 235 return *moveRequestHandlerFactory_; | |
| 236 } | |
| 237 else | |
| 238 { | |
| 62 | 239 throw OrthancException("No C-MOVE request handler factory"); |
| 0 | 240 } |
| 241 } | |
| 242 | |
| 243 void DicomServer::SetStoreRequestHandlerFactory(IStoreRequestHandlerFactory& factory) | |
| 244 { | |
| 245 Stop(); | |
| 246 storeRequestHandlerFactory_ = &factory; | |
| 247 } | |
| 248 | |
| 249 bool DicomServer::HasStoreRequestHandlerFactory() const | |
| 250 { | |
| 251 return (storeRequestHandlerFactory_ != NULL); | |
| 252 } | |
| 253 | |
| 254 IStoreRequestHandlerFactory& DicomServer::GetStoreRequestHandlerFactory() const | |
| 255 { | |
| 256 if (HasStoreRequestHandlerFactory()) | |
| 257 { | |
| 258 return *storeRequestHandlerFactory_; | |
| 259 } | |
| 260 else | |
| 261 { | |
| 62 | 262 throw OrthancException("No C-STORE request handler factory"); |
| 0 | 263 } |
| 264 } | |
| 265 | |
| 266 void DicomServer::SetApplicationEntityFilter(IApplicationEntityFilter& factory) | |
| 267 { | |
| 268 Stop(); | |
| 269 applicationEntityFilter_ = &factory; | |
| 270 } | |
| 271 | |
| 272 bool DicomServer::HasApplicationEntityFilter() const | |
| 273 { | |
| 274 return (applicationEntityFilter_ != NULL); | |
| 275 } | |
| 276 | |
| 277 IApplicationEntityFilter& DicomServer::GetApplicationEntityFilter() const | |
| 278 { | |
| 279 if (HasApplicationEntityFilter()) | |
| 280 { | |
| 281 return *applicationEntityFilter_; | |
| 282 } | |
| 283 else | |
| 284 { | |
| 62 | 285 throw OrthancException("No application entity filter"); |
| 0 | 286 } |
| 287 } | |
| 288 | |
| 289 void DicomServer::Start() | |
| 290 { | |
| 291 Stop(); | |
| 292 continue_ = true; | |
| 293 started_ = false; | |
| 294 pimpl_->thread_ = boost::thread(ServerThread, this); | |
| 295 | |
| 296 while (!started_) | |
| 297 { | |
| 298 Toolbox::USleep(50000); // Wait 50ms | |
| 299 } | |
| 300 } | |
| 301 | |
| 302 void DicomServer::Stop() | |
| 303 { | |
| 304 continue_ = false; | |
| 305 pimpl_->thread_.join(); | |
| 306 | |
| 307 bagOfDispatchers_.StopAll(); | |
| 308 } | |
| 309 } |