Mercurial > hg > orthanc
annotate OrthancServer/Internals/StoreScp.cpp @ 2022:fefbe71c2272
Possibility to use PKCS#11 authentication for hardware security modules with Orthanc peers
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 17 Jun 2016 17:09:50 +0200 |
parents | cda5b0ab4ce5 |
children | 4b02ec79728a |
rev | line source |
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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 |
0 | 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 | |
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33 |
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34 |
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35 /*========================================================================= |
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36 |
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37 This file is based on portions of the following project: |
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38 |
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39 Program: DCMTK 3.6.0 |
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40 Module: http://dicom.offis.de/dcmtk.php.en |
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41 |
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42 Copyright (C) 1994-2011, OFFIS e.V. |
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43 All rights reserved. |
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44 |
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45 This software and supporting documentation were developed by |
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46 |
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47 OFFIS e.V. |
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48 R&D Division Health |
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49 Escherweg 2 |
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50 26121 Oldenburg, Germany |
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51 |
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52 Redistribution and use in source and binary forms, with or without |
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53 modification, are permitted provided that the following conditions |
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54 are met: |
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55 |
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56 - Redistributions of source code must retain the above copyright |
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57 notice, this list of conditions and the following disclaimer. |
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58 |
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59 - Redistributions in binary form must reproduce the above copyright |
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60 notice, this list of conditions and the following disclaimer in the |
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61 documentation and/or other materials provided with the distribution. |
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62 |
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63 - Neither the name of OFFIS nor the names of its contributors may be |
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64 used to endorse or promote products derived from this software |
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65 without specific prior written permission. |
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66 |
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67 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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68 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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69 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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70 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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71 HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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72 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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73 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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74 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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75 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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76 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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77 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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78 |
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79 =========================================================================*/ |
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80 |
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81 |
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82 #include "../PrecompiledHeadersServer.h" |
0 | 83 #include "StoreScp.h" |
84 | |
85 #include "../FromDcmtkBridge.h" | |
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86 #include "../ServerToolbox.h" |
0 | 87 #include "../ToDcmtkBridge.h" |
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88 #include "../OrthancInitialization.h" |
62 | 89 #include "../../Core/OrthancException.h" |
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90 #include "../../Core/Logging.h" |
0 | 91 |
92 #include <dcmtk/dcmdata/dcfilefo.h> | |
93 #include <dcmtk/dcmdata/dcmetinf.h> | |
94 #include <dcmtk/dcmdata/dcostrmb.h> | |
95 #include <dcmtk/dcmdata/dcdeftag.h> | |
96 #include <dcmtk/dcmnet/diutil.h> | |
97 | |
98 | |
62 | 99 namespace Orthanc |
0 | 100 { |
101 namespace | |
102 { | |
103 struct StoreCallbackData | |
104 { | |
105 IStoreRequestHandler* handler; | |
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106 const std::string* remoteIp; |
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107 const char* remoteAET; |
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108 const char* calledAET; |
0 | 109 const char* modality; |
110 const char* affectedSOPInstanceUID; | |
111 uint32_t messageID; | |
112 }; | |
113 | |
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114 |
0 | 115 static void |
116 storeScpCallback( | |
117 void *callbackData, | |
118 T_DIMSE_StoreProgress *progress, | |
119 T_DIMSE_C_StoreRQ *req, | |
120 char * /*imageFileName*/, DcmDataset **imageDataSet, | |
121 T_DIMSE_C_StoreRSP *rsp, | |
122 DcmDataset **statusDetail) | |
123 /* | |
124 * This function.is used to indicate progress when storescp receives instance data over the | |
125 * network. On the final call to this function (identified by progress->state == DIMSE_StoreEnd) | |
126 * this function will store the data set which was received over the network to a file. | |
127 * Earlier calls to this function will simply cause some information to be dumped to stdout. | |
128 * | |
129 * Parameters: | |
130 * callbackData - [in] data for this callback function | |
131 * progress - [in] The state of progress. (identifies if this is the initial or final call | |
132 * to this function, or a call in between these two calls. | |
133 * req - [in] The original store request message. | |
134 * imageFileName - [in] The path to and name of the file the information shall be written to. | |
135 * imageDataSet - [in] The data set which shall be stored in the image file | |
136 * rsp - [inout] the C-STORE-RSP message (will be sent after the call to this function) | |
137 * statusDetail - [inout] This variable can be used to capture detailed information with regard to | |
138 * the status information which is captured in the status element (0000,0900). Note | |
139 * that this function does specify any such information, the pointer will be set to NULL. | |
140 */ | |
141 { | |
142 StoreCallbackData *cbdata = OFstatic_cast(StoreCallbackData *, callbackData); | |
143 | |
144 DIC_UI sopClass; | |
145 DIC_UI sopInstance; | |
146 | |
147 // if this is the final call of this function, save the data which was received to a file | |
148 // (note that we could also save the image somewhere else, put it in database, etc.) | |
149 if (progress->state == DIMSE_StoreEnd) | |
150 { | |
151 OFString tmpStr; | |
152 | |
153 // do not send status detail information | |
154 *statusDetail = NULL; | |
155 | |
156 // Concerning the following line: an appropriate status code is already set in the resp structure, | |
157 // it need not be success. For example, if the caller has already detected an out of resources problem | |
158 // then the status will reflect this. The callback function is still called to allow cleanup. | |
159 //rsp->DimseStatus = STATUS_Success; | |
160 | |
161 // we want to write the received information to a file only if this information | |
162 // is present and the options opt_bitPreserving and opt_ignore are not set. | |
163 if ((imageDataSet != NULL) && (*imageDataSet != NULL)) | |
164 { | |
165 DicomMap summary; | |
166 Json::Value dicomJson; | |
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167 std::string buffer; |
0 | 168 |
169 try | |
170 { | |
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171 const Encoding defaultEncoding = Configuration::GetDefaultEncoding(); |
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172 FromDcmtkBridge::Convert(summary, **imageDataSet, |
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173 ORTHANC_MAXIMUM_TAG_LENGTH, |
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174 defaultEncoding); |
1686 | 175 FromDcmtkBridge::ToJson(dicomJson, **imageDataSet, |
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176 DicomToJsonFormat_Full, |
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177 DicomToJsonFlags_Default, |
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178 ORTHANC_MAXIMUM_TAG_LENGTH, |
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179 defaultEncoding); |
0 | 180 |
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181 if (!FromDcmtkBridge::SaveToMemoryBuffer(buffer, **imageDataSet)) |
0 | 182 { |
102
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183 LOG(ERROR) << "cannot write DICOM file to memory"; |
0 | 184 rsp->DimseStatus = STATUS_STORE_Refused_OutOfResources; |
185 } | |
186 } | |
187 catch (...) | |
188 { | |
189 rsp->DimseStatus = STATUS_STORE_Refused_OutOfResources; | |
190 } | |
191 | |
192 // check the image to make sure it is consistent, i.e. that its sopClass and sopInstance correspond | |
193 // to those mentioned in the request. If not, set the status in the response message variable. | |
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194 if (rsp->DimseStatus == STATUS_Success) |
0 | 195 { |
196 // which SOP class and SOP instance ? | |
197 if (!DU_findSOPClassAndInstanceInDataSet(*imageDataSet, sopClass, sopInstance, /*opt_correctUIDPadding*/ OFFalse)) | |
198 { | |
101 | 199 //LOG4CPP_ERROR(Internals::GetLogger(), "bad DICOM file: " << fileName); |
0 | 200 rsp->DimseStatus = STATUS_STORE_Error_CannotUnderstand; |
201 } | |
202 else if (strcmp(sopClass, req->AffectedSOPClassUID) != 0) | |
203 { | |
204 rsp->DimseStatus = STATUS_STORE_Error_DataSetDoesNotMatchSOPClass; | |
205 } | |
206 else if (strcmp(sopInstance, req->AffectedSOPInstanceUID) != 0) | |
207 { | |
208 rsp->DimseStatus = STATUS_STORE_Error_DataSetDoesNotMatchSOPClass; | |
209 } | |
210 else | |
211 { | |
212 try | |
213 { | |
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214 cbdata->handler->Handle(buffer, summary, dicomJson, *cbdata->remoteIp, cbdata->remoteAET, cbdata->calledAET); |
0 | 215 } |
62 | 216 catch (OrthancException& e) |
0 | 217 { |
218 rsp->DimseStatus = STATUS_STORE_Refused_OutOfResources; | |
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219 |
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220 if (e.GetErrorCode() == ErrorCode_InexistentTag) |
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221 { |
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222 Toolbox::LogMissingRequiredTag(summary); |
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223 } |
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224 else |
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225 { |
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226 LOG(ERROR) << "Exception while storing DICOM: " << e.What(); |
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227 } |
0 | 228 } |
229 } | |
230 } | |
231 } | |
232 } | |
233 } | |
234 } | |
235 | |
236 /* | |
237 * This function processes a DIMSE C-STORE-RQ commmand that was | |
238 * received over the network connection. | |
239 * | |
240 * Parameters: | |
241 * assoc - [in] The association (network connection to another DICOM application). | |
242 * msg - [in] The DIMSE C-STORE-RQ message that was received. | |
243 * presID - [in] The ID of the presentation context which was specified in the PDV which contained | |
244 * the DIMSE command. | |
245 */ | |
246 OFCondition Internals::storeScp(T_ASC_Association * assoc, | |
247 T_DIMSE_Message * msg, | |
248 T_ASC_PresentationContextID presID, | |
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249 IStoreRequestHandler& handler, |
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250 const std::string& remoteIp) |
0 | 251 { |
252 OFCondition cond = EC_Normal; | |
253 T_DIMSE_C_StoreRQ *req; | |
254 | |
255 // assign the actual information of the C-STORE-RQ command to a local variable | |
256 req = &msg->msg.CStoreRQ; | |
257 | |
258 // intialize some variables | |
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259 StoreCallbackData data; |
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260 data.handler = &handler; |
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261 data.remoteIp = &remoteIp; |
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262 data.modality = dcmSOPClassUIDToModality(req->AffectedSOPClassUID/*, "UNKNOWN"*/); |
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263 if (data.modality == NULL) |
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264 data.modality = "UNKNOWN"; |
101 | 265 |
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266 data.affectedSOPInstanceUID = req->AffectedSOPInstanceUID; |
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267 data.messageID = req->MessageID; |
0 | 268 if (assoc && assoc->params) |
269 { | |
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270 data.remoteAET = assoc->params->DULparams.callingAPTitle; |
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271 data.calledAET = assoc->params->DULparams.calledAPTitle; |
0 | 272 } |
273 else | |
274 { | |
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275 data.remoteAET = ""; |
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276 data.calledAET = ""; |
0 | 277 } |
278 | |
279 DcmFileFormat dcmff; | |
280 | |
281 // store SourceApplicationEntityTitle in metaheader | |
282 if (assoc && assoc->params) | |
283 { | |
284 const char *aet = assoc->params->DULparams.callingAPTitle; | |
285 if (aet) dcmff.getMetaInfo()->putAndInsertString(DCM_SourceApplicationEntityTitle, aet); | |
286 } | |
287 | |
288 // define an address where the information which will be received over the network will be stored | |
289 DcmDataset *dset = dcmff.getDataset(); | |
290 | |
291 cond = DIMSE_storeProvider(assoc, presID, req, NULL, /*opt_useMetaheader*/OFFalse, &dset, | |
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292 storeScpCallback, &data, |
0 | 293 /*opt_blockMode*/ DIMSE_BLOCKING, |
294 /*opt_dimse_timeout*/ 0); | |
295 | |
296 // if some error occured, dump corresponding information and remove the outfile if necessary | |
297 if (cond.bad()) | |
298 { | |
299 OFString temp_str; | |
102
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300 LOG(ERROR) << "Store SCP Failed: " << cond.text(); |
0 | 301 } |
302 | |
303 // return return value | |
304 return cond; | |
305 } | |
306 } |