Mercurial > hg > orthanc
annotate Core/DicomNetworking/Internals/CommandDispatcher.cpp @ 3539:f25e84cc5f87
fix ordered-slices
| author | Alain Mazy <alain@mazy.be> |
|---|---|
| date | Tue, 15 Oct 2019 12:57:16 +0200 |
| parents | 1bcc35e4615a |
| children | e327b44780bb 94f4a18a79cc |
| 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) 2017-2019 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 |
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35 |
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36 /*========================================================================= |
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37 |
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38 This file is based on portions of the following project: |
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39 |
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40 Program: DCMTK 3.6.0 |
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41 Module: http://dicom.offis.de/dcmtk.php.en |
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42 |
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43 Copyright (C) 1994-2011, OFFIS e.V. |
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44 All rights reserved. |
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45 |
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46 This software and supporting documentation were developed by |
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47 |
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48 OFFIS e.V. |
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49 R&D Division Health |
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50 Escherweg 2 |
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51 26121 Oldenburg, Germany |
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52 |
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53 Redistribution and use in source and binary forms, with or without |
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54 modification, are permitted provided that the following conditions |
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55 are met: |
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56 |
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57 - Redistributions of source code must retain the above copyright |
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58 notice, this list of conditions and the following disclaimer. |
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59 |
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60 - Redistributions in binary form must reproduce the above copyright |
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61 notice, this list of conditions and the following disclaimer in the |
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62 documentation and/or other materials provided with the distribution. |
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63 |
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64 - Neither the name of OFFIS nor the names of its contributors may be |
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65 used to endorse or promote products derived from this software |
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66 without specific prior written permission. |
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67 |
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68 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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69 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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70 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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71 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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72 HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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73 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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74 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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75 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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76 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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77 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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78 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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79 |
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80 =========================================================================*/ |
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81 |
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82 |
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83 #include "../../PrecompiledHeaders.h" |
| 0 | 84 #include "CommandDispatcher.h" |
| 85 | |
| 3118 | 86 #if !defined(DCMTK_VERSION_NUMBER) |
| 87 # error The macro DCMTK_VERSION_NUMBER must be defined | |
| 88 #endif | |
| 89 | |
| 0 | 90 #include "FindScp.h" |
| 91 #include "StoreScp.h" | |
| 92 #include "MoveScp.h" | |
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93 #include "../../Toolbox.h" |
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94 #include "../../Logging.h" |
| 0 | 95 |
| 96 #include <dcmtk/dcmnet/dcasccfg.h> /* for class DcmAssociationConfiguration */ | |
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97 #include <dcmtk/dcmdata/dcuid.h> /* for variable dcmAllStorageSOPClassUIDs */ |
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98 |
| 101 | 99 #include <boost/lexical_cast.hpp> |
| 0 | 100 |
| 101 static OFBool opt_rejectWithoutImplementationUID = OFFalse; | |
| 102 | |
| 103 | |
| 503 | 104 |
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105 static DUL_PRESENTATIONCONTEXT * |
| 503 | 106 findPresentationContextID(LST_HEAD * head, |
| 107 T_ASC_PresentationContextID presentationContextID) | |
| 108 { | |
| 109 DUL_PRESENTATIONCONTEXT *pc; | |
| 110 LST_HEAD **l; | |
| 111 OFBool found = OFFalse; | |
| 112 | |
| 113 if (head == NULL) | |
| 114 return NULL; | |
| 115 | |
| 116 l = &head; | |
| 117 if (*l == NULL) | |
| 118 return NULL; | |
| 119 | |
| 120 pc = OFstatic_cast(DUL_PRESENTATIONCONTEXT *, LST_Head(l)); | |
| 121 (void)LST_Position(l, OFstatic_cast(LST_NODE *, pc)); | |
| 122 | |
| 123 while (pc && !found) { | |
| 124 if (pc->presentationContextID == presentationContextID) { | |
| 125 found = OFTrue; | |
| 126 } else { | |
| 127 pc = OFstatic_cast(DUL_PRESENTATIONCONTEXT *, LST_Next(l)); | |
| 128 } | |
| 129 } | |
| 130 return pc; | |
| 131 } | |
| 132 | |
| 133 | |
| 134 /** accept all presenstation contexts for unknown SOP classes, | |
| 135 * i.e. UIDs appearing in the list of abstract syntaxes | |
| 136 * where no corresponding name is defined in the UID dictionary. | |
| 137 * @param params pointer to association parameters structure | |
| 138 * @param transferSyntax transfer syntax to accept | |
| 139 * @param acceptedRole SCU/SCP role to accept | |
| 140 */ | |
| 141 static OFCondition acceptUnknownContextsWithTransferSyntax( | |
| 142 T_ASC_Parameters * params, | |
| 143 const char* transferSyntax, | |
| 144 T_ASC_SC_ROLE acceptedRole) | |
| 145 { | |
| 146 OFCondition cond = EC_Normal; | |
| 147 int n, i, k; | |
| 148 DUL_PRESENTATIONCONTEXT *dpc; | |
| 149 T_ASC_PresentationContext pc; | |
| 150 OFBool accepted = OFFalse; | |
| 151 OFBool abstractOK = OFFalse; | |
| 152 | |
| 153 n = ASC_countPresentationContexts(params); | |
| 154 for (i = 0; i < n; i++) | |
| 155 { | |
| 156 cond = ASC_getPresentationContext(params, i, &pc); | |
| 157 if (cond.bad()) return cond; | |
| 158 abstractOK = OFFalse; | |
| 159 accepted = OFFalse; | |
| 160 | |
| 161 if (dcmFindNameOfUID(pc.abstractSyntax) == NULL) | |
| 162 { | |
| 163 abstractOK = OFTrue; | |
| 164 | |
| 165 /* check the transfer syntax */ | |
| 166 for (k = 0; (k < OFstatic_cast(int, pc.transferSyntaxCount)) && !accepted; k++) | |
| 167 { | |
| 168 if (strcmp(pc.proposedTransferSyntaxes[k], transferSyntax) == 0) | |
| 169 { | |
| 170 accepted = OFTrue; | |
| 171 } | |
| 172 } | |
| 173 } | |
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174 |
| 503 | 175 if (accepted) |
| 176 { | |
| 177 cond = ASC_acceptPresentationContext( | |
| 178 params, pc.presentationContextID, | |
| 179 transferSyntax, acceptedRole); | |
| 180 if (cond.bad()) return cond; | |
| 181 } else { | |
| 182 T_ASC_P_ResultReason reason; | |
| 183 | |
| 184 /* do not refuse if already accepted */ | |
| 185 dpc = findPresentationContextID(params->DULparams.acceptedPresentationContext, | |
| 186 pc.presentationContextID); | |
| 187 if ((dpc == NULL) || ((dpc != NULL) && (dpc->result != ASC_P_ACCEPTANCE))) | |
| 188 { | |
| 189 | |
| 190 if (abstractOK) { | |
| 191 reason = ASC_P_TRANSFERSYNTAXESNOTSUPPORTED; | |
| 192 } else { | |
| 193 reason = ASC_P_ABSTRACTSYNTAXNOTSUPPORTED; | |
| 194 } | |
| 195 /* | |
| 196 * If previously this presentation context was refused | |
| 197 * because of bad transfer syntax let it stay that way. | |
| 198 */ | |
| 199 if ((dpc != NULL) && (dpc->result == ASC_P_TRANSFERSYNTAXESNOTSUPPORTED)) | |
| 200 reason = ASC_P_TRANSFERSYNTAXESNOTSUPPORTED; | |
| 201 | |
| 202 cond = ASC_refusePresentationContext(params, pc.presentationContextID, reason); | |
| 203 if (cond.bad()) return cond; | |
| 204 } | |
| 205 } | |
| 206 } | |
| 207 return EC_Normal; | |
| 208 } | |
| 209 | |
| 210 | |
| 211 /** accept all presenstation contexts for unknown SOP classes, | |
| 212 * i.e. UIDs appearing in the list of abstract syntaxes | |
| 213 * where no corresponding name is defined in the UID dictionary. | |
| 214 * This method is passed a list of "preferred" transfer syntaxes. | |
| 215 * @param params pointer to association parameters structure | |
| 216 * @param transferSyntax transfer syntax to accept | |
| 217 * @param acceptedRole SCU/SCP role to accept | |
| 218 */ | |
| 219 static OFCondition acceptUnknownContextsWithPreferredTransferSyntaxes( | |
| 220 T_ASC_Parameters * params, | |
| 221 const char* transferSyntaxes[], int transferSyntaxCount, | |
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222 T_ASC_SC_ROLE acceptedRole) |
| 503 | 223 { |
| 224 OFCondition cond = EC_Normal; | |
| 225 /* | |
| 226 ** Accept in the order "least wanted" to "most wanted" transfer | |
| 227 ** syntax. Accepting a transfer syntax will override previously | |
| 228 ** accepted transfer syntaxes. | |
| 229 */ | |
| 230 for (int i = transferSyntaxCount - 1; i >= 0; i--) | |
| 231 { | |
| 232 cond = acceptUnknownContextsWithTransferSyntax(params, transferSyntaxes[i], acceptedRole); | |
| 233 if (cond.bad()) return cond; | |
| 234 } | |
| 235 return cond; | |
| 236 } | |
| 237 | |
| 238 | |
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239 |
| 62 | 240 namespace Orthanc |
| 0 | 241 { |
| 242 namespace Internals | |
| 243 { | |
| 244 OFCondition AssociationCleanup(T_ASC_Association *assoc) | |
| 245 { | |
| 246 OFCondition cond = ASC_dropSCPAssociation(assoc); | |
| 247 if (cond.bad()) | |
| 248 { | |
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249 LOG(FATAL) << cond.text(); |
| 0 | 250 return cond; |
| 251 } | |
| 252 | |
| 253 cond = ASC_destroyAssociation(&assoc); | |
| 254 if (cond.bad()) | |
| 255 { | |
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256 LOG(FATAL) << cond.text(); |
| 0 | 257 return cond; |
| 258 } | |
| 259 | |
| 260 return cond; | |
| 261 } | |
| 262 | |
| 263 | |
| 264 | |
| 265 CommandDispatcher* AcceptAssociation(const DicomServer& server, T_ASC_Network *net) | |
| 266 { | |
| 267 DcmAssociationConfiguration asccfg; | |
| 268 char buf[BUFSIZ]; | |
| 269 T_ASC_Association *assoc; | |
| 270 OFCondition cond; | |
| 271 OFString sprofile; | |
| 272 OFString temp_str; | |
| 273 | |
| 274 std::vector<const char*> knownAbstractSyntaxes; | |
| 275 | |
| 276 // For C-STORE | |
| 277 if (server.HasStoreRequestHandlerFactory()) | |
| 278 { | |
| 279 knownAbstractSyntaxes.push_back(UID_VerificationSOPClass); | |
| 280 } | |
| 281 | |
| 282 // For C-FIND | |
| 283 if (server.HasFindRequestHandlerFactory()) | |
| 284 { | |
| 285 knownAbstractSyntaxes.push_back(UID_FINDPatientRootQueryRetrieveInformationModel); | |
| 286 knownAbstractSyntaxes.push_back(UID_FINDStudyRootQueryRetrieveInformationModel); | |
| 287 } | |
| 288 | |
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289 if (server.HasWorklistRequestHandlerFactory()) |
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290 { |
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291 knownAbstractSyntaxes.push_back(UID_FINDModalityWorklistInformationModel); |
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292 } |
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293 |
| 0 | 294 // For C-MOVE |
| 295 if (server.HasMoveRequestHandlerFactory()) | |
| 296 { | |
| 297 knownAbstractSyntaxes.push_back(UID_MOVEStudyRootQueryRetrieveInformationModel); | |
| 665 | 298 knownAbstractSyntaxes.push_back(UID_MOVEPatientRootQueryRetrieveInformationModel); |
| 0 | 299 } |
| 300 | |
| 301 cond = ASC_receiveAssociation(net, &assoc, | |
| 302 /*opt_maxPDU*/ ASC_DEFAULTMAXPDU, | |
| 303 NULL, NULL, | |
| 304 /*opt_secureConnection*/ OFFalse, | |
| 305 DUL_NOBLOCK, 1); | |
| 306 | |
| 307 if (cond == DUL_NOASSOCIATIONREQUEST) | |
| 308 { | |
| 309 // Timeout | |
| 310 AssociationCleanup(assoc); | |
| 311 return NULL; | |
| 312 } | |
| 313 | |
| 314 // if some kind of error occured, take care of it | |
| 315 if (cond.bad()) | |
| 316 { | |
|
102
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317 LOG(ERROR) << "Receiving Association failed: " << cond.text(); |
| 0 | 318 // no matter what kind of error occurred, we need to do a cleanup |
| 319 AssociationCleanup(assoc); | |
| 320 return NULL; | |
| 321 } | |
| 322 | |
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323 // Retrieve the AET and the IP address of the remote modality |
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324 std::string remoteAet; |
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325 std::string remoteIp; |
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326 std::string calledAet; |
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327 |
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328 { |
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329 DIC_AE remoteAet_C; |
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330 DIC_AE calledAet_C; |
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331 DIC_AE remoteIp_C; |
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332 DIC_AE calledIP_C; |
| 3118 | 333 |
| 334 if ( | |
| 335 #if DCMTK_VERSION_NUMBER >= 364 | |
| 336 ASC_getAPTitles(assoc->params, remoteAet_C, sizeof(remoteAet_C), calledAet_C, sizeof(calledAet_C), NULL, 0).bad() || | |
| 337 ASC_getPresentationAddresses(assoc->params, remoteIp_C, sizeof(remoteIp_C), calledIP_C, sizeof(calledIP_C)).bad() | |
| 338 #else | |
| 339 ASC_getAPTitles(assoc->params, remoteAet_C, calledAet_C, NULL).bad() || | |
| 340 ASC_getPresentationAddresses(assoc->params, remoteIp_C, calledIP_C).bad() | |
| 341 #endif | |
| 342 ) | |
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343 { |
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344 T_ASC_RejectParameters rej = |
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345 { |
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346 ASC_RESULT_REJECTEDPERMANENT, |
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347 ASC_SOURCE_SERVICEUSER, |
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348 ASC_REASON_SU_NOREASON |
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349 }; |
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350 ASC_rejectAssociation(assoc, &rej); |
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351 AssociationCleanup(assoc); |
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352 return NULL; |
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353 } |
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354 |
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355 remoteIp = std::string(/*OFSTRING_GUARD*/(remoteIp_C)); |
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356 remoteAet = std::string(/*OFSTRING_GUARD*/(remoteAet_C)); |
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357 calledAet = (/*OFSTRING_GUARD*/(calledAet_C)); |
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358 } |
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359 |
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360 LOG(INFO) << "Association Received from AET " << remoteAet |
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361 << " on IP " << remoteIp; |
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362 |
| 0 | 363 |
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364 std::vector<const char*> transferSyntaxes; |
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365 |
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366 // This is the list of the transfer syntaxes that were supported up to Orthanc 0.7.1 |
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367 transferSyntaxes.push_back(UID_LittleEndianExplicitTransferSyntax); |
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368 transferSyntaxes.push_back(UID_BigEndianExplicitTransferSyntax); |
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369 transferSyntaxes.push_back(UID_LittleEndianImplicitTransferSyntax); |
| 665 | 370 |
| 371 // New transfer syntaxes supported since Orthanc 0.7.2 | |
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372 if (!server.HasApplicationEntityFilter() || |
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373 server.GetApplicationEntityFilter().IsAllowedTransferSyntax(remoteIp, remoteAet, calledAet, TransferSyntax_Deflated)) |
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374 { |
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375 transferSyntaxes.push_back(UID_DeflatedExplicitVRLittleEndianTransferSyntax); |
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376 } |
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377 |
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378 if (!server.HasApplicationEntityFilter() || |
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379 server.GetApplicationEntityFilter().IsAllowedTransferSyntax(remoteIp, remoteAet, calledAet, TransferSyntax_Jpeg)) |
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380 { |
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381 transferSyntaxes.push_back(UID_JPEGProcess1TransferSyntax); |
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382 transferSyntaxes.push_back(UID_JPEGProcess2_4TransferSyntax); |
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383 transferSyntaxes.push_back(UID_JPEGProcess3_5TransferSyntax); |
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384 transferSyntaxes.push_back(UID_JPEGProcess6_8TransferSyntax); |
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385 transferSyntaxes.push_back(UID_JPEGProcess7_9TransferSyntax); |
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386 transferSyntaxes.push_back(UID_JPEGProcess10_12TransferSyntax); |
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387 transferSyntaxes.push_back(UID_JPEGProcess11_13TransferSyntax); |
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388 transferSyntaxes.push_back(UID_JPEGProcess14TransferSyntax); |
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389 transferSyntaxes.push_back(UID_JPEGProcess15TransferSyntax); |
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390 transferSyntaxes.push_back(UID_JPEGProcess16_18TransferSyntax); |
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391 transferSyntaxes.push_back(UID_JPEGProcess17_19TransferSyntax); |
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392 transferSyntaxes.push_back(UID_JPEGProcess20_22TransferSyntax); |
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393 transferSyntaxes.push_back(UID_JPEGProcess21_23TransferSyntax); |
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394 transferSyntaxes.push_back(UID_JPEGProcess24_26TransferSyntax); |
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395 transferSyntaxes.push_back(UID_JPEGProcess25_27TransferSyntax); |
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396 transferSyntaxes.push_back(UID_JPEGProcess28TransferSyntax); |
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397 transferSyntaxes.push_back(UID_JPEGProcess29TransferSyntax); |
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398 transferSyntaxes.push_back(UID_JPEGProcess14SV1TransferSyntax); |
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399 } |
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400 |
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401 if (!server.HasApplicationEntityFilter() || |
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402 server.GetApplicationEntityFilter().IsAllowedTransferSyntax(remoteIp, remoteAet, calledAet, TransferSyntax_Jpeg2000)) |
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403 { |
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404 transferSyntaxes.push_back(UID_JPEG2000LosslessOnlyTransferSyntax); |
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405 transferSyntaxes.push_back(UID_JPEG2000TransferSyntax); |
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406 transferSyntaxes.push_back(UID_JPEG2000LosslessOnlyTransferSyntax); |
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407 transferSyntaxes.push_back(UID_JPEG2000TransferSyntax); |
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408 transferSyntaxes.push_back(UID_JPEG2000Part2MulticomponentImageCompressionLosslessOnlyTransferSyntax); |
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409 transferSyntaxes.push_back(UID_JPEG2000Part2MulticomponentImageCompressionTransferSyntax); |
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410 } |
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411 |
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412 if (!server.HasApplicationEntityFilter() || |
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413 server.GetApplicationEntityFilter().IsAllowedTransferSyntax(remoteIp, remoteAet, calledAet, TransferSyntax_JpegLossless)) |
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414 { |
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415 transferSyntaxes.push_back(UID_JPEGLSLosslessTransferSyntax); |
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416 transferSyntaxes.push_back(UID_JPEGLSLossyTransferSyntax); |
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417 } |
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418 |
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419 if (!server.HasApplicationEntityFilter() || |
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420 server.GetApplicationEntityFilter().IsAllowedTransferSyntax(remoteIp, remoteAet, calledAet, TransferSyntax_Jpip)) |
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421 { |
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422 transferSyntaxes.push_back(UID_JPIPReferencedTransferSyntax); |
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423 transferSyntaxes.push_back(UID_JPIPReferencedDeflateTransferSyntax); |
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424 } |
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425 |
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426 if (!server.HasApplicationEntityFilter() || |
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427 server.GetApplicationEntityFilter().IsAllowedTransferSyntax(remoteIp, remoteAet, calledAet, TransferSyntax_Mpeg2)) |
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428 { |
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429 transferSyntaxes.push_back(UID_MPEG2MainProfileAtMainLevelTransferSyntax); |
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430 transferSyntaxes.push_back(UID_MPEG2MainProfileAtHighLevelTransferSyntax); |
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431 } |
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432 |
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433 if (!server.HasApplicationEntityFilter() || |
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434 server.GetApplicationEntityFilter().IsAllowedTransferSyntax(remoteIp, remoteAet, calledAet, TransferSyntax_Rle)) |
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435 { |
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436 transferSyntaxes.push_back(UID_RLELosslessTransferSyntax); |
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437 } |
| 0 | 438 |
| 439 /* accept the Verification SOP Class if presented */ | |
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440 cond = ASC_acceptContextsWithPreferredTransferSyntaxes( |
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441 assoc->params, |
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442 &knownAbstractSyntaxes[0], knownAbstractSyntaxes.size(), |
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443 &transferSyntaxes[0], transferSyntaxes.size()); |
| 0 | 444 if (cond.bad()) |
| 445 { | |
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446 LOG(INFO) << cond.text(); |
| 0 | 447 AssociationCleanup(assoc); |
| 448 return NULL; | |
| 449 } | |
| 450 | |
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451 /* the array of Storage SOP Class UIDs that is defined within "dcmdata/libsrc/dcuid.cc" */ |
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452 size_t count = 0; |
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453 while (dcmAllStorageSOPClassUIDs[count] != NULL) |
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454 { |
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455 count++; |
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456 } |
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457 |
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458 #if DCMTK_VERSION_NUMBER >= 362 |
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459 // The global variable "numberOfDcmAllStorageSOPClassUIDs" is |
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460 // only published if DCMTK >= 3.6.2: |
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461 // https://bitbucket.org/sjodogne/orthanc/issues/137 |
| 3451 | 462 assert(static_cast<int>(count) == numberOfDcmAllStorageSOPClassUIDs); |
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463 #endif |
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464 |
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465 cond = ASC_acceptContextsWithPreferredTransferSyntaxes( |
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466 assoc->params, |
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467 dcmAllStorageSOPClassUIDs, count, |
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468 &transferSyntaxes[0], transferSyntaxes.size()); |
| 0 | 469 if (cond.bad()) |
| 470 { | |
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471 LOG(INFO) << cond.text(); |
| 0 | 472 AssociationCleanup(assoc); |
| 473 return NULL; | |
| 474 } | |
| 475 | |
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476 if (!server.HasApplicationEntityFilter() || |
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477 server.GetApplicationEntityFilter().IsUnknownSopClassAccepted(remoteIp, remoteAet, calledAet)) |
| 503 | 478 { |
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479 /* |
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480 * Promiscous mode is enabled: Accept everything not known not |
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481 * to be a storage SOP class. |
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482 **/ |
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483 cond = acceptUnknownContextsWithPreferredTransferSyntaxes( |
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484 assoc->params, &transferSyntaxes[0], transferSyntaxes.size(), ASC_SC_ROLE_DEFAULT); |
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485 if (cond.bad()) |
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486 { |
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487 LOG(INFO) << cond.text(); |
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488 AssociationCleanup(assoc); |
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489 return NULL; |
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490 } |
| 503 | 491 } |
| 492 | |
| 0 | 493 /* set our app title */ |
| 494 ASC_setAPTitles(assoc->params, NULL, NULL, server.GetApplicationEntityTitle().c_str()); | |
| 495 | |
| 496 /* acknowledge or reject this association */ | |
| 3118 | 497 #if DCMTK_VERSION_NUMBER >= 364 |
| 498 cond = ASC_getApplicationContextName(assoc->params, buf, sizeof(buf)); | |
| 499 #else | |
| 0 | 500 cond = ASC_getApplicationContextName(assoc->params, buf); |
| 3118 | 501 #endif |
| 502 | |
| 0 | 503 if ((cond.bad()) || strcmp(buf, UID_StandardApplicationContext) != 0) |
| 504 { | |
| 505 /* reject: the application context name is not supported */ | |
| 506 T_ASC_RejectParameters rej = | |
| 507 { | |
| 508 ASC_RESULT_REJECTEDPERMANENT, | |
| 509 ASC_SOURCE_SERVICEUSER, | |
| 510 ASC_REASON_SU_APPCONTEXTNAMENOTSUPPORTED | |
| 511 }; | |
| 512 | |
|
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513 LOG(INFO) << "Association Rejected: Bad Application Context Name: " << buf; |
| 0 | 514 cond = ASC_rejectAssociation(assoc, &rej); |
| 515 if (cond.bad()) | |
| 516 { | |
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517 LOG(INFO) << cond.text(); |
| 0 | 518 } |
| 519 AssociationCleanup(assoc); | |
| 520 return NULL; | |
| 521 } | |
|
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522 |
| 0 | 523 /* check the AETs */ |
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524 if (!server.IsMyAETitle(calledAet)) |
| 0 | 525 { |
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526 LOG(WARNING) << "Rejected association, because of a bad called AET in the request (" << calledAet << ")"; |
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527 T_ASC_RejectParameters rej = |
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528 { |
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529 ASC_RESULT_REJECTEDPERMANENT, |
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530 ASC_SOURCE_SERVICEUSER, |
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531 ASC_REASON_SU_CALLEDAETITLENOTRECOGNIZED |
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532 }; |
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533 ASC_rejectAssociation(assoc, &rej); |
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534 AssociationCleanup(assoc); |
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535 return NULL; |
| 0 | 536 } |
| 537 | |
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538 if (server.HasApplicationEntityFilter() && |
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539 !server.GetApplicationEntityFilter().IsAllowedConnection(remoteIp, remoteAet, calledAet)) |
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540 { |
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541 LOG(WARNING) << "Rejected association for remote AET " << remoteAet << " on IP " << remoteIp; |
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542 T_ASC_RejectParameters rej = |
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543 { |
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544 ASC_RESULT_REJECTEDPERMANENT, |
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545 ASC_SOURCE_SERVICEUSER, |
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546 ASC_REASON_SU_CALLINGAETITLENOTRECOGNIZED |
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547 }; |
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548 ASC_rejectAssociation(assoc, &rej); |
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549 AssociationCleanup(assoc); |
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550 return NULL; |
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551 } |
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552 |
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553 if (opt_rejectWithoutImplementationUID && |
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554 strlen(assoc->params->theirImplementationClassUID) == 0) |
| 0 | 555 { |
| 556 /* reject: the no implementation Class UID provided */ | |
| 557 T_ASC_RejectParameters rej = | |
| 558 { | |
| 559 ASC_RESULT_REJECTEDPERMANENT, | |
| 560 ASC_SOURCE_SERVICEUSER, | |
| 561 ASC_REASON_SU_NOREASON | |
| 562 }; | |
| 563 | |
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564 LOG(INFO) << "Association Rejected: No Implementation Class UID provided"; |
| 0 | 565 cond = ASC_rejectAssociation(assoc, &rej); |
| 566 if (cond.bad()) | |
| 567 { | |
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568 LOG(INFO) << cond.text(); |
| 0 | 569 } |
| 570 AssociationCleanup(assoc); | |
| 571 return NULL; | |
| 572 } | |
| 573 | |
| 574 { | |
| 575 cond = ASC_acknowledgeAssociation(assoc); | |
| 576 if (cond.bad()) | |
| 577 { | |
|
102
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578 LOG(ERROR) << cond.text(); |
| 0 | 579 AssociationCleanup(assoc); |
| 580 return NULL; | |
| 581 } | |
|
102
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582 LOG(INFO) << "Association Acknowledged (Max Send PDV: " << assoc->sendPDVLength << ")"; |
| 0 | 583 if (ASC_countAcceptedPresentationContexts(assoc->params) == 0) |
|
102
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584 LOG(INFO) << " (but no valid presentation contexts)"; |
| 0 | 585 } |
| 586 | |
|
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587 IApplicationEntityFilter* filter = server.HasApplicationEntityFilter() ? &server.GetApplicationEntityFilter() : NULL; |
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588 return new CommandDispatcher(server, assoc, remoteIp, remoteAet, calledAet, filter); |
| 0 | 589 } |
| 590 | |
|
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591 |
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592 CommandDispatcher::CommandDispatcher(const DicomServer& server, |
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593 T_ASC_Association* assoc, |
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594 const std::string& remoteIp, |
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595 const std::string& remoteAet, |
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596 const std::string& calledAet, |
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597 IApplicationEntityFilter* filter) : |
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598 server_(server), |
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599 assoc_(assoc), |
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600 remoteIp_(remoteIp), |
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601 remoteAet_(remoteAet), |
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602 calledAet_(calledAet), |
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603 filter_(filter) |
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604 { |
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605 associationTimeout_ = server.GetAssociationTimeout(); |
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606 elapsedTimeSinceLastCommand_ = 0; |
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607 } |
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608 |
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609 |
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610 CommandDispatcher::~CommandDispatcher() |
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611 { |
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612 try |
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613 { |
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614 AssociationCleanup(assoc_); |
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615 } |
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616 catch (...) |
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617 { |
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618 LOG(ERROR) << "Some association was not cleanly aborted"; |
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619 } |
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620 } |
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621 |
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622 |
| 0 | 623 bool CommandDispatcher::Step() |
| 624 /* | |
| 625 * This function receives DIMSE commmands over the network connection | |
| 626 * and handles these commands correspondingly. Note that in case of | |
| 627 * storscp only C-ECHO-RQ and C-STORE-RQ commands can be processed. | |
| 628 */ | |
| 629 { | |
| 630 bool finished = false; | |
| 631 | |
| 632 // receive a DIMSE command over the network, with a timeout of 1 second | |
| 633 DcmDataset *statusDetail = NULL; | |
| 634 T_ASC_PresentationContextID presID = 0; | |
| 635 T_DIMSE_Message msg; | |
| 636 | |
| 637 OFCondition cond = DIMSE_receiveCommand(assoc_, DIMSE_NONBLOCKING, 1, &presID, &msg, &statusDetail); | |
| 638 elapsedTimeSinceLastCommand_++; | |
| 639 | |
| 640 // if the command which was received has extra status | |
| 641 // detail information, dump this information | |
| 642 if (statusDetail != NULL) | |
| 643 { | |
| 101 | 644 //LOG4CPP_WARN(Internals::GetLogger(), "Status Detail:" << OFendl << DcmObject::PrintHelper(*statusDetail)); |
| 0 | 645 delete statusDetail; |
| 646 } | |
| 647 | |
| 648 if (cond == DIMSE_OUTOFRESOURCES) | |
| 649 { | |
| 650 finished = true; | |
| 651 } | |
| 652 else if (cond == DIMSE_NODATAAVAILABLE) | |
| 653 { | |
| 654 // Timeout due to DIMSE_NONBLOCKING | |
|
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655 if (associationTimeout_ != 0 && |
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656 elapsedTimeSinceLastCommand_ >= associationTimeout_) |
| 0 | 657 { |
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658 // This timeout is actually a association timeout |
| 0 | 659 finished = true; |
| 660 } | |
| 661 } | |
| 662 else if (cond == EC_Normal) | |
| 663 { | |
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664 // Reset the association timeout counter |
| 0 | 665 elapsedTimeSinceLastCommand_ = 0; |
| 666 | |
|
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667 // Convert the type of request to Orthanc's internal type |
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668 bool supported = false; |
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669 DicomRequestType request; |
| 0 | 670 switch (msg.CommandField) |
| 671 { | |
|
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672 case DIMSE_C_ECHO_RQ: |
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673 request = DicomRequestType_Echo; |
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674 supported = true; |
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675 break; |
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676 |
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677 case DIMSE_C_STORE_RQ: |
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678 request = DicomRequestType_Store; |
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679 supported = true; |
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680 break; |
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681 |
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682 case DIMSE_C_MOVE_RQ: |
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683 request = DicomRequestType_Move; |
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684 supported = true; |
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685 break; |
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686 |
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687 case DIMSE_C_FIND_RQ: |
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688 request = DicomRequestType_Find; |
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689 supported = true; |
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690 break; |
| 0 | 691 |
|
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692 default: |
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693 // we cannot handle this kind of message |
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694 cond = DIMSE_BADCOMMANDTYPE; |
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695 LOG(ERROR) << "cannot handle command: 0x" << std::hex << msg.CommandField; |
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696 break; |
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697 } |
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698 |
| 0 | 699 |
|
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700 // Check whether this request is allowed by the security filter |
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701 if (supported && |
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702 filter_ != NULL && |
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703 !filter_->IsAllowedRequest(remoteIp_, remoteAet_, calledAet_, request)) |
|
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704 { |
|
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705 LOG(WARNING) << "Rejected " << EnumerationToString(request) |
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706 << " request from remote DICOM modality with AET \"" |
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707 << remoteAet_ << "\" and hostname \"" << remoteIp_ << "\""; |
|
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708 cond = DIMSE_ILLEGALASSOCIATION; |
|
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709 supported = false; |
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710 finished = true; |
|
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711 } |
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712 |
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713 // in case we received a supported message, process this command |
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714 if (supported) |
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715 { |
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716 // If anything goes wrong, there will be a "BADCOMMANDTYPE" answer |
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717 cond = DIMSE_BADCOMMANDTYPE; |
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718 |
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719 switch (request) |
| 0 | 720 { |
|
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721 case DicomRequestType_Echo: |
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722 cond = EchoScp(assoc_, &msg, presID); |
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723 break; |
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724 |
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725 case DicomRequestType_Store: |
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726 if (server_.HasStoreRequestHandlerFactory()) // Should always be true |
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727 { |
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728 std::auto_ptr<IStoreRequestHandler> handler |
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729 (server_.GetStoreRequestHandlerFactory().ConstructStoreRequestHandler()); |
|
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730 |
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731 if (handler.get() != NULL) |
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732 { |
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733 cond = Internals::storeScp(assoc_, &msg, presID, *handler, remoteIp_); |
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734 } |
|
620
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735 } |
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736 break; |
| 0 | 737 |
|
620
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738 case DicomRequestType_Move: |
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739 if (server_.HasMoveRequestHandlerFactory()) // Should always be true |
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740 { |
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741 std::auto_ptr<IMoveRequestHandler> handler |
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742 (server_.GetMoveRequestHandlerFactory().ConstructMoveRequestHandler()); |
|
1800
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743 |
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744 if (handler.get() != NULL) |
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745 { |
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746 cond = Internals::moveScp(assoc_, &msg, presID, *handler, remoteIp_, remoteAet_, calledAet_); |
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747 } |
|
620
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748 } |
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749 break; |
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750 |
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751 case DicomRequestType_Find: |
|
1786
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752 if (server_.HasFindRequestHandlerFactory() || // Should always be true |
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753 server_.HasWorklistRequestHandlerFactory()) |
|
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|
754 { |
|
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755 std::auto_ptr<IFindRequestHandler> findHandler; |
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756 if (server_.HasFindRequestHandlerFactory()) |
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757 { |
|
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|
758 findHandler.reset(server_.GetFindRequestHandlerFactory().ConstructFindRequestHandler()); |
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759 } |
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Sebastien Jodogne <s.jodogne@gmail.com>
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760 |
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761 std::auto_ptr<IWorklistRequestHandler> worklistHandler; |
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762 if (server_.HasWorklistRequestHandlerFactory()) |
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763 { |
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764 worklistHandler.reset(server_.GetWorklistRequestHandlerFactory().ConstructWorklistRequestHandler()); |
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765 } |
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766 |
|
2381
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767 cond = Internals::findScp(assoc_, &msg, presID, server_.GetRemoteModalities(), |
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diff
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|
768 findHandler.get(), worklistHandler.get(), |
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769 remoteIp_, remoteAet_, calledAet_); |
|
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770 } |
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parents:
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771 break; |
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772 |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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|
773 default: |
|
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774 // Should never happen |
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parents:
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775 break; |
| 0 | 776 } |
| 777 } | |
| 778 } | |
| 779 else | |
| 780 { | |
| 781 // Bad status, which indicates the closing of the connection by | |
| 782 // the peer or a network error | |
| 783 finished = true; | |
| 665 | 784 |
|
667
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log error to log info
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785 LOG(INFO) << cond.text(); |
| 0 | 786 } |
| 787 | |
| 788 if (finished) | |
| 789 { | |
| 790 if (cond == DUL_PEERREQUESTEDRELEASE) | |
| 791 { | |
|
102
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diff
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|
792 LOG(INFO) << "Association Release"; |
| 0 | 793 ASC_acknowledgeRelease(assoc_); |
| 794 } | |
| 795 else if (cond == DUL_PEERABORTEDASSOCIATION) | |
| 796 { | |
|
102
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diff
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797 LOG(INFO) << "Association Aborted"; |
| 0 | 798 } |
| 799 else | |
| 800 { | |
| 801 OFString temp_str; | |
|
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3ab96768d144
Fix issue 52 (DICOM level security association problems)
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parents:
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diff
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802 LOG(INFO) << "DIMSE failure (aborting association): " << cond.text(); |
| 0 | 803 /* some kind of error so abort the association */ |
| 804 ASC_abortAssociation(assoc_); | |
| 805 } | |
| 806 } | |
| 807 | |
| 808 return !finished; | |
| 809 } | |
| 810 | |
| 811 | |
|
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complete DICOM conformance
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parents:
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diff
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812 OFCondition EchoScp(T_ASC_Association * assoc, T_DIMSE_Message * msg, T_ASC_PresentationContextID presID) |
| 0 | 813 { |
| 814 OFString temp_str; | |
|
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diff
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|
815 LOG(INFO) << "Received Echo Request"; |
|
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diff
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|
816 //LOG(DEBUG) << DIMSE_dumpMessage(temp_str, msg->msg.CEchoRQ, DIMSE_INCOMING, NULL, presID)); |
| 0 | 817 |
| 818 /* the echo succeeded !! */ | |
| 819 OFCondition cond = DIMSE_sendEchoResponse(assoc, presID, &msg->msg.CEchoRQ, STATUS_Success, NULL); | |
| 820 if (cond.bad()) | |
| 821 { | |
|
102
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diff
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|
822 LOG(ERROR) << "Echo SCP Failed: " << cond.text(); |
| 0 | 823 } |
| 824 return cond; | |
| 825 } | |
| 826 } | |
| 827 } |