Mercurial > hg > orthanc
annotate OrthancFramework/Sources/DicomNetworking/Internals/DicomTls.cpp @ 4870:43e613a7756b
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 11 Jan 2022 11:15:42 +0100 |
| parents | 7053502fbf97 |
| children | 1f93dc290628 |
| rev | line source |
|---|---|
| 4432 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 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 |
| 4432 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
| 9 * modify it under the terms of the GNU Lesser General Public License | |
| 10 * as published by the Free Software Foundation, either version 3 of | |
| 11 * the License, or (at your option) any later version. | |
| 12 * | |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 * Lesser General Public License for more details. | |
| 17 * | |
| 18 * You should have received a copy of the GNU Lesser General Public | |
| 19 * License along with this program. If not, see | |
| 20 * <http://www.gnu.org/licenses/>. | |
| 21 **/ | |
| 22 | |
| 23 | |
| 24 #include "../../PrecompiledHeaders.h" | |
| 25 #include "DicomTls.h" | |
| 26 | |
| 27 #include "../../Logging.h" | |
| 28 #include "../../OrthancException.h" | |
| 29 #include "../../SystemToolbox.h" | |
| 30 | |
| 31 | |
| 32 #if DCMTK_VERSION_NUMBER < 364 | |
| 33 # define DCF_Filetype_PEM SSL_FILETYPE_PEM | |
| 34 # if OPENSSL_VERSION_NUMBER >= 0x0090700fL | |
| 35 // This seems to correspond to TSP_Profile_AES: https://support.dcmtk.org/docs/tlsciphr_8h.html | |
| 36 static std::string opt_ciphersuites(TLS1_TXT_RSA_WITH_AES_128_SHA ":" SSL3_TXT_RSA_DES_192_CBC3_SHA); | |
| 37 # else | |
| 38 // This seems to correspond to TSP_Profile_Basic in DCMTK >= 3.6.4: https://support.dcmtk.org/docs/tlsciphr_8h.html | |
| 39 static std::string opt_ciphersuites(SSL3_TXT_RSA_DES_192_CBC3_SHA); | |
| 40 # endif | |
| 41 #endif | |
| 42 | |
| 43 | |
| 44 namespace Orthanc | |
| 45 { | |
| 46 namespace Internals | |
| 47 { | |
| 48 DcmTLSTransportLayer* InitializeDicomTls(T_ASC_Network *network, | |
| 49 T_ASC_NetworkRole role, | |
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50 const std::string& ownPrivateKeyPath, |
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51 const std::string& ownCertificatePath, |
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52 const std::string& trustedCertificatesPath, |
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53 bool requireRemoteCertificate) |
| 4432 | 54 { |
| 55 if (network == NULL) | |
| 56 { | |
| 57 throw OrthancException(ErrorCode_NullPointer); | |
| 58 } | |
| 59 | |
| 60 if (role != NET_ACCEPTOR && | |
| 61 role != NET_REQUESTOR) | |
| 62 { | |
| 63 throw OrthancException(ErrorCode_ParameterOutOfRange, "Unknown role"); | |
| 64 } | |
| 65 | |
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66 if (!SystemToolbox::IsRegularFile(trustedCertificatesPath)) |
| 4432 | 67 { |
| 68 throw OrthancException(ErrorCode_InexistentFile, "Cannot read file with trusted certificates for DICOM TLS: " + | |
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69 trustedCertificatesPath); |
| 4432 | 70 } |
| 71 | |
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72 if (!SystemToolbox::IsRegularFile(ownPrivateKeyPath)) |
| 4432 | 73 { |
| 74 throw OrthancException(ErrorCode_InexistentFile, "Cannot read file with own private key for DICOM TLS: " + | |
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75 ownPrivateKeyPath); |
| 4432 | 76 } |
| 77 | |
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78 if (!SystemToolbox::IsRegularFile(ownCertificatePath)) |
| 4432 | 79 { |
| 80 throw OrthancException(ErrorCode_InexistentFile, "Cannot read file with own certificate for DICOM TLS: " + | |
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81 ownCertificatePath); |
| 4432 | 82 } |
| 83 | |
| 84 CLOG(INFO, DICOM) << "Initializing DICOM TLS for Orthanc " | |
| 85 << (role == NET_ACCEPTOR ? "SCP" : "SCU"); | |
| 86 | |
| 87 #if DCMTK_VERSION_NUMBER >= 364 | |
| 88 const T_ASC_NetworkRole tmpRole = role; | |
| 89 #else | |
| 90 int tmpRole; | |
| 91 switch (role) | |
| 92 { | |
| 93 case NET_ACCEPTOR: | |
| 94 tmpRole = DICOM_APPLICATION_ACCEPTOR; | |
| 95 break; | |
| 96 | |
| 97 case NET_REQUESTOR: | |
| 98 tmpRole = DICOM_APPLICATION_REQUESTOR; | |
| 99 break; | |
| 100 | |
| 101 default: | |
| 102 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
| 103 } | |
| 104 #endif | |
| 105 | |
| 106 std::unique_ptr<DcmTLSTransportLayer> tls( | |
| 107 new DcmTLSTransportLayer(tmpRole /*opt_networkRole*/, NULL /*opt_readSeedFile*/, | |
| 108 OFFalse /*initializeOpenSSL, done by Orthanc::Toolbox::InitializeOpenSsl()*/)); | |
| 109 | |
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110 if (tls->addTrustedCertificateFile(trustedCertificatesPath.c_str(), DCF_Filetype_PEM /*opt_keyFileFormat*/) != TCS_ok) |
| 4432 | 111 { |
| 112 throw OrthancException(ErrorCode_BadFileFormat, "Cannot parse PEM file with trusted certificates for DICOM TLS: " + | |
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113 trustedCertificatesPath); |
| 4432 | 114 } |
| 115 | |
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116 if (tls->setPrivateKeyFile(ownPrivateKeyPath.c_str(), DCF_Filetype_PEM /*opt_keyFileFormat*/) != TCS_ok) |
| 4432 | 117 { |
| 118 throw OrthancException(ErrorCode_BadFileFormat, "Cannot parse PEM file with private key for DICOM TLS: " + | |
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119 ownPrivateKeyPath); |
| 4432 | 120 } |
| 121 | |
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122 if (tls->setCertificateFile(ownCertificatePath.c_str(), DCF_Filetype_PEM /*opt_keyFileFormat*/) != TCS_ok) |
| 4432 | 123 { |
| 124 throw OrthancException(ErrorCode_BadFileFormat, "Cannot parse PEM file with own certificate for DICOM TLS: " + | |
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125 ownCertificatePath); |
| 4432 | 126 } |
| 127 | |
| 128 if (!tls->checkPrivateKeyMatchesCertificate()) | |
| 129 { | |
| 130 throw OrthancException(ErrorCode_BadFileFormat, "The private key doesn't match the own certificate: " + | |
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131 ownPrivateKeyPath + " vs. " + ownCertificatePath); |
| 4432 | 132 } |
| 133 | |
| 134 #if DCMTK_VERSION_NUMBER >= 364 | |
| 135 if (tls->setTLSProfile(TSP_Profile_BCP195 /*opt_tlsProfile*/) != TCS_ok) | |
| 136 { | |
| 137 throw OrthancException(ErrorCode_InternalError, "Cannot set the DICOM TLS profile"); | |
| 138 } | |
| 139 | |
| 140 if (tls->activateCipherSuites()) | |
| 141 { | |
| 142 throw OrthancException(ErrorCode_InternalError, "Cannot activate the cipher suites for DICOM TLS"); | |
| 143 } | |
| 144 #else | |
| 145 CLOG(INFO, DICOM) << "Using the following cipher suites for DICOM TLS: " << opt_ciphersuites; | |
| 146 if (tls->setCipherSuites(opt_ciphersuites.c_str()) != TCS_ok) | |
| 147 { | |
| 148 throw OrthancException(ErrorCode_InternalError, "Unable to set cipher suites to: " + opt_ciphersuites); | |
| 149 } | |
| 150 #endif | |
| 151 | |
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152 if (requireRemoteCertificate) |
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153 { |
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154 // Check remote certificate, fail if no certificate is present |
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155 tls->setCertificateVerification(DCV_requireCertificate /*opt_certVerification*/); |
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156 } |
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157 else |
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158 { |
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159 // Check remote certificate if present, succeed if no certificate is present |
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160 tls->setCertificateVerification(DCV_checkCertificate /*opt_certVerification*/); |
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161 } |
| 4432 | 162 |
| 163 if (ASC_setTransportLayer(network, tls.get(), 0).bad()) | |
| 164 { | |
| 165 throw OrthancException(ErrorCode_InternalError, "Cannot enable DICOM TLS in the Orthanc " + | |
| 166 std::string(role == NET_ACCEPTOR ? "SCP" : "SCU")); | |
| 167 } | |
| 168 | |
| 169 return tls.release(); | |
| 170 } | |
| 171 } | |
| 172 } |