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annotate OrthancFramework/Sources/DicomNetworking/Internals/GetScp.cpp @ 5088:8d2c39e8880b

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author Alain Mazy <am@osimis.io>
date Mon, 26 Sep 2022 19:08:03 +0200
parents b23a4bb18065
children 0ea402b4d901
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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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) 2017-2022 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Lesser General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Lesser General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Lesser General Public
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19 * License along with this program. If not, see
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20 * <http://www.gnu.org/licenses/>.
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21 **/
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22
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23
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24
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25
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26 /*=========================================================================
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27
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28 This file is based on portions of the following project:
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29
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30 Program: DCMTK 3.6.0
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31 Module: http://dicom.offis.de/dcmtk.php.en
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32
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33 Copyright (C) 1994-2011, OFFIS e.V.
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34 All rights reserved.
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35
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36 This software and supporting documentation were developed by
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37
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38 OFFIS e.V.
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39 R&D Division Health
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40 Escherweg 2
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41 26121 Oldenburg, Germany
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42
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43 Redistribution and use in source and binary forms, with or without
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44 modification, are permitted provided that the following conditions
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45 are met:
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46
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47 - Redistributions of source code must retain the above copyright
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48 notice, this list of conditions and the following disclaimer.
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49
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50 - Redistributions in binary form must reproduce the above copyright
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51 notice, this list of conditions and the following disclaimer in the
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52 documentation and/or other materials provided with the distribution.
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53
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54 - Neither the name of OFFIS nor the names of its contributors may be
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55 used to endorse or promote products derived from this software
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56 without specific prior written permission.
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57
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58 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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59 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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60 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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61 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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62 HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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63 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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64 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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65 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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66 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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67 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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68 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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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 #include "../../PrecompiledHeaders.h"
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74 #include <dcmtk/dcmnet/diutil.h>
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75 #include <dcmtk/dcmdata/dcdeftag.h>
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76 #include "GetScp.h"
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77
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78 #include <memory>
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79
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80 #include "../../DicomParsing/FromDcmtkBridge.h"
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81 #include "../../DicomParsing/ToDcmtkBridge.h"
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82 #include "../../Logging.h"
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83 #include "../../OrthancException.h"
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84
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85 #include <boost/lexical_cast.hpp>
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86
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87
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88 namespace Orthanc
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89 {
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90 namespace
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91 {
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92 struct GetScpData
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93 {
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94 // Handle returns void.
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95 IGetRequestHandler* handler_;
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96 DcmDataset* lastRequest_;
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97 T_ASC_Association * assoc_;
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98
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99 std::string remoteIp_;
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100 std::string remoteAet_;
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101 std::string calledAet_;
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102 int timeout_;
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103 bool canceled_;
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104
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105 GetScpData() :
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106 handler_(NULL),
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107 lastRequest_(NULL),
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108 assoc_(NULL),
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109 timeout_(0),
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110 canceled_(false)
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111 {
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112 };
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113 };
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114
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115 static DcmDataset *BuildFailedInstanceList(const std::string& failedUIDs)
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116 {
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117 if (failedUIDs.empty())
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118 {
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119 return NULL;
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120 }
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121 else
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122 {
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123 std::unique_ptr<DcmDataset> rspIds(new DcmDataset());
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124
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125 if (!DU_putStringDOElement(rspIds.get(), DCM_FailedSOPInstanceUIDList, failedUIDs.c_str()))
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126 {
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127 throw OrthancException(ErrorCode_InternalError,
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128 "getSCP: failed to build DCM_FailedSOPInstanceUIDList");
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129 }
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130
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131 return rspIds.release();
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132 }
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133 }
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134
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135
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136 static void FillResponse(T_DIMSE_C_GetRSP& response,
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137 DcmDataset** failedIdentifiers,
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138 const IGetRequestHandler& handler)
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139 {
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140 response.DimseStatus = STATUS_Success;
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141
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142 size_t processedCount = (handler.GetCompletedCount() +
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143 handler.GetFailedCount() +
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144 handler.GetWarningCount());
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145
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146 if (processedCount > handler.GetSubOperationCount())
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147 {
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148 throw OrthancException(ErrorCode_InternalError);
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149 }
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150
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151 response.NumberOfRemainingSubOperations = (handler.GetSubOperationCount() - processedCount);
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152 response.NumberOfCompletedSubOperations = handler.GetCompletedCount();
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153 response.NumberOfFailedSubOperations = handler.GetFailedCount();
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154 response.NumberOfWarningSubOperations = handler.GetWarningCount();
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155
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156 // http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_C.4.3.3.html
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157
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158 if (handler.GetFailedCount() > 0 ||
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159 handler.GetWarningCount() > 0)
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160 {
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161 /**
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162 * "Warning if one or more sub-operations were successfully
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163 * completed and one or more sub-operations were unsuccessful
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164 * or had a status of warning. Warning if all sub-operations
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165 * had a status of Warning"
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166 **/
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167 response.DimseStatus = STATUS_GET_Warning_SubOperationsCompleteOneOrMoreFailures;
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168 }
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169
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170 if (handler.GetFailedCount() > 0 &&
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171 handler.GetFailedCount() == handler.GetSubOperationCount())
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172 {
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173 /**
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174 * "Failure or Refused if all sub-operations were
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175 * unsuccessful." => We choose to generate a "Refused - Out
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176 * of Resources - Unable to perform suboperations" status.
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177 */
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178 response.DimseStatus = STATUS_GET_Refused_OutOfResourcesSubOperations;
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179 }
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180
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181 *failedIdentifiers = BuildFailedInstanceList(handler.GetFailedUids());
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182 }
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183
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184
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185 static void GetScpCallback(
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186 /* in */
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187 void *callbackData,
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188 OFBool cancelled,
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189 T_DIMSE_C_GetRQ *request,
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190 DcmDataset *requestIdentifiers,
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191 int responseCount,
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192 /* out */
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193 T_DIMSE_C_GetRSP *response,
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194 DcmDataset **responseIdentifiers,
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195 DcmDataset **statusDetail)
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196 {
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197 assert(response != NULL);
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198 assert(responseIdentifiers != NULL);
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199 assert(requestIdentifiers != NULL);
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200
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201 memset(response, 0, sizeof(T_DIMSE_C_GetRSP));
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202 *statusDetail = NULL;
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203 *responseIdentifiers = NULL;
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204
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205 GetScpData& data = *reinterpret_cast<GetScpData*>(callbackData);
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206 if (data.lastRequest_ == NULL)
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207 {
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208 {
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209 std::stringstream s; // DcmObject::PrintHelper cannot be used with VS2008
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210 requestIdentifiers->print(s);
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211 CLOG(TRACE, DICOM) << "Received C-GET Request:" << std::endl << s.str();
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212 }
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213
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214 DicomMap input;
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215 std::set<DicomTag> ignoreTagLength;
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216 FromDcmtkBridge::ExtractDicomSummary(input, *requestIdentifiers, 0 /* don't truncate tags */, ignoreTagLength);
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217
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218 try
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219 {
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220 if (!data.handler_->Handle(
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diff changeset
221 input, data.remoteIp_, data.remoteAet_, data.calledAet_,
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222 data.timeout_ < 0 ? 0 : static_cast<uint32_t>(data.timeout_)))
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223 {
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224 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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225 return;
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226 }
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227 }
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228 catch (OrthancException& e)
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229 {
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230 // Internal error!
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231 CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: " << e.What();
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232 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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233 return;
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234 }
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235
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236 data.lastRequest_ = requestIdentifiers;
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237 }
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238 else if (data.lastRequest_ != requestIdentifiers)
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239 {
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240 // Internal error!
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241 CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: Internal error lastRequestIdentifier";
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242 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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243 return;
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244 }
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245
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diff changeset
246 if (data.canceled_)
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247 {
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248 CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: Cannot pursue a request that was canceled by the SCU";
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249 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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250 return;
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251 }
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diff changeset
252
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diff changeset
253 if (data.handler_->GetSubOperationCount() ==
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diff changeset
254 data.handler_->GetCompletedCount() +
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255 data.handler_->GetFailedCount() +
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diff changeset
256 data.handler_->GetWarningCount())
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diff changeset
257 {
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diff changeset
258 // We're all done
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diff changeset
259 FillResponse(*response, responseIdentifiers, *data.handler_);
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260 }
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261 else
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262 {
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diff changeset
263 bool isContinue;
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diff changeset
264
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265 try
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266 {
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267 isContinue = data.handler_->DoNext(data.assoc_);
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268 }
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269 catch (OrthancException& e)
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270 {
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271 // Internal error!
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272 CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: " << e.What();
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273 FillResponse(*response, responseIdentifiers, *data.handler_);
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274
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275 // Fix the status code that is computed by "FillResponse()"
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276 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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277 return;
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278 }
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279
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280 FillResponse(*response, responseIdentifiers, *data.handler_);
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281
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282 if (isContinue)
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283 {
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284 response->DimseStatus = STATUS_Pending;
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285 }
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286 else
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287 {
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288 response->DimseStatus = STATUS_GET_Cancel_SubOperationsTerminatedDueToCancelIndication;
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289 data.canceled_ = true;
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290 }
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291 }
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292 }
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293 }
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294
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295 OFCondition Internals::getScp(T_ASC_Association * assoc,
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296 T_DIMSE_Message * msg,
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297 T_ASC_PresentationContextID presID,
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298 IGetRequestHandler& handler,
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299 const std::string& remoteIp,
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300 const std::string& remoteAet,
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301 const std::string& calledAet,
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302 int timeout)
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303 {
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304 GetScpData data;
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305 data.lastRequest_ = NULL;
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306 data.handler_ = &handler;
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307 data.assoc_ = assoc;
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308 data.remoteIp_ = remoteIp;
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309 data.remoteAet_ = remoteAet;
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310 data.calledAet_ = calledAet;
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311 data.timeout_ = timeout;
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312
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313 OFCondition cond = DIMSE_getProvider(assoc, presID, &msg->msg.CGetRQ,
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314 GetScpCallback, &data,
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315 /*opt_blockMode*/ (timeout ? DIMSE_NONBLOCKING : DIMSE_BLOCKING),
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316 /*opt_dimse_timeout*/ timeout);
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317
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318 // if some error occured, dump corresponding information and remove the outfile if necessary
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319 if (cond.bad())
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320 {
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321 OFString temp_str;
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322 CLOG(ERROR, DICOM) << "Get SCP Failed: " << cond.text();
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323 }
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324
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325 return cond;
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326 }
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327 }