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annotate Core/HttpClient.cpp @ 1987:ce90d109bb64

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new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 26 Apr 2016 17:40:55 +0200
parents 99b249867052
children f3339c4f8bf4
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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 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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32
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33 #include "PrecompiledHeaders.h"
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34 #include "HttpClient.h"
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35
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36 #include "Toolbox.h"
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37 #include "OrthancException.h"
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38 #include "Logging.h"
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39
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40 #include <string.h>
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41 #include <curl/curl.h>
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42 #include <boost/algorithm/string/predicate.hpp>
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43
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44
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45 extern "C"
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46 {
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47 static CURLcode GetHttpStatus(CURLcode code, CURL* curl, long* status)
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48 {
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49 if (code == CURLE_OK)
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50 {
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51 code = curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, status);
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52 return code;
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53 }
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54 else
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55 {
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56 *status = 0;
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57 return code;
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58 }
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59 }
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60
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61 // This is a dummy wrapper function to suppress any OpenSSL-related
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62 // problem in valgrind. Inlining is prevented.
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63 #if defined(__GNUC__) || defined(__clang__)
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64 __attribute__((noinline))
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65 #endif
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66 static CURLcode OrthancHttpClientPerformSSL(CURL* curl, long* status)
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67 {
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68 return GetHttpStatus(curl_easy_perform(curl), curl, status);
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69 }
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70 }
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74 namespace Orthanc
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75 {
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76 class HttpClient::GlobalParameters
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77 {
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78 private:
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79 boost::mutex mutex_;
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80 bool httpsVerifyPeers_;
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81 std::string httpsCACertificates_;
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82 std::string proxy_;
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83 long timeout_;
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84
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85 GlobalParameters() :
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86 httpsVerifyPeers_(true),
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87 timeout_(0)
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88 {
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89 }
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91 public:
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92 // Singleton pattern
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93 static GlobalParameters& GetInstance()
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94 {
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95 static GlobalParameters parameters;
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96 return parameters;
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97 }
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98
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99 void ConfigureSsl(bool httpsVerifyPeers,
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100 const std::string& httpsCACertificates)
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101 {
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102 boost::mutex::scoped_lock lock(mutex_);
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103 httpsVerifyPeers_ = httpsVerifyPeers;
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104 httpsCACertificates_ = httpsCACertificates;
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105 }
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106
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107 void GetSslConfiguration(bool& httpsVerifyPeers,
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108 std::string& httpsCACertificates)
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109 {
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110 boost::mutex::scoped_lock lock(mutex_);
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111 httpsVerifyPeers = httpsVerifyPeers_;
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112 httpsCACertificates = httpsCACertificates_;
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113 }
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114
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115 void SetDefaultProxy(const std::string& proxy)
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116 {
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117 LOG(INFO) << "Setting the default proxy for HTTP client connections: " << proxy;
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118
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119 {
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120 boost::mutex::scoped_lock lock(mutex_);
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121 proxy_ = proxy;
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122 }
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123 }
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125 void GetDefaultProxy(std::string& target)
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126 {
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127 boost::mutex::scoped_lock lock(mutex_);
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128 target = proxy_;
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129 }
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130
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131 void SetDefaultTimeout(long seconds)
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132 {
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133 LOG(INFO) << "Setting the default timeout for HTTP client connections: " << seconds << " seconds";
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135 {
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136 boost::mutex::scoped_lock lock(mutex_);
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137 timeout_ = seconds;
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138 }
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139 }
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140
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141 long GetDefaultTimeout()
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142 {
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143 boost::mutex::scoped_lock lock(mutex_);
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144 return timeout_;
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145 }
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146 };
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147
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148
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149 struct HttpClient::PImpl
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150 {
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151 CURL* curl_;
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152 struct curl_slist *defaultPostHeaders_;
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153 struct curl_slist *userHeaders_;
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154 };
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155
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156
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157 static void ThrowException(HttpStatus status)
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158 {
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159 switch (status)
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160 {
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161 case HttpStatus_400_BadRequest:
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162 throw OrthancException(ErrorCode_BadRequest);
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163
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164 case HttpStatus_401_Unauthorized:
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165 case HttpStatus_403_Forbidden:
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166 throw OrthancException(ErrorCode_Unauthorized);
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167
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168 case HttpStatus_404_NotFound:
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169 throw OrthancException(ErrorCode_InexistentItem);
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170
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171 default:
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172 throw OrthancException(ErrorCode_NetworkProtocol);
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173 }
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174 }
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175
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176
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177
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178 static CURLcode CheckCode(CURLcode code)
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179 {
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180 if (code != CURLE_OK)
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181 {
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182 LOG(ERROR) << "libCURL error: " + std::string(curl_easy_strerror(code));
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183 throw OrthancException(ErrorCode_NetworkProtocol);
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184 }
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185
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186 return code;
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187 }
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188
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189
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190 static size_t CurlCallback(void *buffer, size_t size, size_t nmemb, void *payload)
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191 {
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192 std::string& target = *(static_cast<std::string*>(payload));
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193
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194 size_t length = size * nmemb;
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195 if (length == 0)
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196 return 0;
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197
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198 size_t pos = target.size();
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199
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200 target.resize(pos + length);
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201 memcpy(&target.at(pos), buffer, length);
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202
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203 return length;
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204 }
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205
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206
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207 void HttpClient::Setup()
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208 {
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209 pimpl_->userHeaders_ = NULL;
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210 pimpl_->defaultPostHeaders_ = NULL;
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211 if ((pimpl_->defaultPostHeaders_ = curl_slist_append(pimpl_->defaultPostHeaders_, "Expect:")) == NULL)
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212 {
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213 throw OrthancException(ErrorCode_NotEnoughMemory);
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214 }
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215
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216 pimpl_->curl_ = curl_easy_init();
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217 if (!pimpl_->curl_)
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218 {
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219 curl_slist_free_all(pimpl_->defaultPostHeaders_);
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220 throw OrthancException(ErrorCode_NotEnoughMemory);
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221 }
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222
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223 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_WRITEFUNCTION, &CurlCallback));
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224 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_HEADER, 0));
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225 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_FOLLOWLOCATION, 1));
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226
456
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227 // This fixes the "longjmp causes uninitialized stack frame" crash
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228 // that happens on modern Linux versions.
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229 // http://stackoverflow.com/questions/9191668/error-longjmp-causes-uninitialized-stack-frame
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230 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_NOSIGNAL, 1));
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231
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232 url_ = "";
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233 method_ = HttpMethod_Get;
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234 lastStatus_ = HttpStatus_200_Ok;
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235 isVerbose_ = false;
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236 timeout_ = GlobalParameters::GetInstance().GetDefaultTimeout();
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237 GlobalParameters::GetInstance().GetDefaultProxy(proxy_);
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238 GlobalParameters::GetInstance().GetSslConfiguration(verifyPeers_, caCertificates_);
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239 }
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240
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241
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242 HttpClient::HttpClient() : pimpl_(new PImpl)
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243 {
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244 Setup();
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245 }
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246
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247
0
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248 HttpClient::~HttpClient()
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249 {
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250 curl_easy_cleanup(pimpl_->curl_);
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251 curl_slist_free_all(pimpl_->defaultPostHeaders_);
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252 ClearHeaders();
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253 }
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254
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255
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256 void HttpClient::SetVerbose(bool isVerbose)
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257 {
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258 isVerbose_ = isVerbose;
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259
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260 if (isVerbose_)
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261 {
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262 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_VERBOSE, 1));
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263 }
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264 else
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265 {
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266 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_VERBOSE, 0));
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267 }
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268 }
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269
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270
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271 void HttpClient::AddHeader(const std::string& key,
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272 const std::string& value)
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273 {
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274 if (key.empty())
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275 {
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276 throw OrthancException(ErrorCode_ParameterOutOfRange);
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277 }
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278
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279 std::string s = key + ": " + value;
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280
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281 if ((pimpl_->userHeaders_ = curl_slist_append(pimpl_->userHeaders_, s.c_str())) == NULL)
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282 {
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283 throw OrthancException(ErrorCode_NotEnoughMemory);
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284 }
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285 }
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286
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diff changeset
287
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parents: 1973
diff changeset
288 void HttpClient::ClearHeaders()
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
289 {
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
290 if (pimpl_->userHeaders_ != NULL)
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
291 {
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
292 curl_slist_free_all(pimpl_->userHeaders_);
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
293 pimpl_->userHeaders_ = NULL;
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
294 }
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
295 }
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
296
99b249867052 HTTP headers in HttpClient
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parents: 1973
diff changeset
297
0
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parents:
diff changeset
298 bool HttpClient::Apply(std::string& answer)
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parents:
diff changeset
299 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
300 answer.clear();
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
301 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_URL, url_.c_str()));
3959d33612cc initial commit
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parents:
diff changeset
302 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_WRITEDATA, &answer));
1052
cc4ff680e2a0 http requests in lua
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parents: 824
diff changeset
303
1534
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1533
diff changeset
304 // Setup HTTPS-related options
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
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parents: 1533
diff changeset
305 #if ORTHANC_SSL_ENABLED == 1
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
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parents: 1986
diff changeset
306 if (verifyPeers_)
1534
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
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parents: 1533
diff changeset
307 {
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
308 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_CAINFO, caCertificates_.c_str()));
1973
7bd4cb780feb Option "HttpsVerifyPeers" can be used to connect against self-signed HTTPS certificates
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parents: 1900
diff changeset
309 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_SSL_VERIFYHOST, 2)); // libcurl default is strict verifyhost
1534
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
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parents: 1533
diff changeset
310 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_SSL_VERIFYPEER, 1));
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1533
diff changeset
311 }
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1533
diff changeset
312 else
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1533
diff changeset
313 {
1973
7bd4cb780feb Option "HttpsVerifyPeers" can be used to connect against self-signed HTTPS certificates
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
314 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_SSL_VERIFYHOST, 0));
1534
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1533
diff changeset
315 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_SSL_VERIFYPEER, 0));
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1533
diff changeset
316 }
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1533
diff changeset
317 #endif
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parents: 1533
diff changeset
318
1052
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parents: 824
diff changeset
319 // Reset the parameters from previous calls to Apply()
1986
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parents: 1973
diff changeset
320 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_HTTPHEADER, pimpl_->userHeaders_));
1052
cc4ff680e2a0 http requests in lua
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diff changeset
321 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_HTTPGET, 0L));
cc4ff680e2a0 http requests in lua
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parents: 824
diff changeset
322 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_POST, 0L));
cc4ff680e2a0 http requests in lua
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parents: 824
diff changeset
323 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_NOBODY, 0L));
cc4ff680e2a0 http requests in lua
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parents: 824
diff changeset
324 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_CUSTOMREQUEST, NULL));
cc4ff680e2a0 http requests in lua
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parents: 824
diff changeset
325 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_POSTFIELDS, NULL));
cc4ff680e2a0 http requests in lua
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parents: 824
diff changeset
326 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_POSTFIELDSIZE, 0));
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88010d8e12cf Support of HTTP proxy
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parents: 1186
diff changeset
327 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_PROXY, NULL));
0
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parents:
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328
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parents: 1052
diff changeset
329 // Set timeouts
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parents: 1052
diff changeset
330 if (timeout_ <= 0)
b17b6bd59747 timeouts for HTTP and DICOM
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parents: 1052
diff changeset
331 {
b17b6bd59747 timeouts for HTTP and DICOM
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parents: 1052
diff changeset
332 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_TIMEOUT, 10)); /* default: 10 seconds */
b17b6bd59747 timeouts for HTTP and DICOM
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parents: 1052
diff changeset
333 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_CONNECTTIMEOUT, 10)); /* default: 10 seconds */
b17b6bd59747 timeouts for HTTP and DICOM
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parents: 1052
diff changeset
334 }
b17b6bd59747 timeouts for HTTP and DICOM
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parents: 1052
diff changeset
335 else
b17b6bd59747 timeouts for HTTP and DICOM
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
336 {
b17b6bd59747 timeouts for HTTP and DICOM
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parents: 1052
diff changeset
337 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_TIMEOUT, timeout_));
b17b6bd59747 timeouts for HTTP and DICOM
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parents: 1052
diff changeset
338 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_CONNECTTIMEOUT, timeout_));
b17b6bd59747 timeouts for HTTP and DICOM
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
339 }
b17b6bd59747 timeouts for HTTP and DICOM
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
340
469
a6fe16a31615 transmitting credentials by copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 468
diff changeset
341 if (credentials_.size() != 0)
a6fe16a31615 transmitting credentials by copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 468
diff changeset
342 {
a6fe16a31615 transmitting credentials by copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 468
diff changeset
343 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_USERPWD, credentials_.c_str()));
a6fe16a31615 transmitting credentials by copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 468
diff changeset
344 }
a6fe16a31615 transmitting credentials by copy
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parents: 468
diff changeset
345
1273
88010d8e12cf Support of HTTP proxy
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parents: 1186
diff changeset
346 if (proxy_.size() != 0)
88010d8e12cf Support of HTTP proxy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1186
diff changeset
347 {
88010d8e12cf Support of HTTP proxy
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parents: 1186
diff changeset
348 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_PROXY, proxy_.c_str()));
88010d8e12cf Support of HTTP proxy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1186
diff changeset
349 }
88010d8e12cf Support of HTTP proxy
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parents: 1186
diff changeset
350
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
351 switch (method_)
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
352 {
473
c9a5d72f8481 changing the namespace of HTTP enumerations
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 469
diff changeset
353 case HttpMethod_Get:
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
354 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_HTTPGET, 1L));
3959d33612cc initial commit
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parents:
diff changeset
355 break;
3959d33612cc initial commit
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parents:
diff changeset
356
473
c9a5d72f8481 changing the namespace of HTTP enumerations
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parents: 469
diff changeset
357 case HttpMethod_Post:
0
3959d33612cc initial commit
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parents:
diff changeset
358 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_POST, 1L));
1986
99b249867052 HTTP headers in HttpClient
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parents: 1973
diff changeset
359
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
360 if (pimpl_->userHeaders_ == NULL)
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
361 {
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
362 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_HTTPHEADER, pimpl_->defaultPostHeaders_));
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
363 }
99b249867052 HTTP headers in HttpClient
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parents: 1973
diff changeset
364
1052
cc4ff680e2a0 http requests in lua
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parents: 824
diff changeset
365 break;
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
366
1052
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parents: 824
diff changeset
367 case HttpMethod_Delete:
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
368 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_NOBODY, 1L));
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
369 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_CUSTOMREQUEST, "DELETE"));
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
370 break;
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
371
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
372 case HttpMethod_Put:
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
373 // http://stackoverflow.com/a/7570281/881731: Don't use
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
374 // CURLOPT_PUT if there is a body
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
375
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
376 // CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_PUT, 1L));
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
377
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
378 curl_easy_setopt(pimpl_->curl_, CURLOPT_CUSTOMREQUEST, "PUT"); /* !!! */
1986
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
379
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
380 if (pimpl_->userHeaders_ == NULL)
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
381 {
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
382 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_HTTPHEADER, pimpl_->defaultPostHeaders_));
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
383 }
99b249867052 HTTP headers in HttpClient
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1973
diff changeset
384
1052
cc4ff680e2a0 http requests in lua
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parents: 824
diff changeset
385 break;
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
386
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
387 default:
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
388 throw OrthancException(ErrorCode_InternalError);
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
389 }
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
390
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
391
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
392 if (method_ == HttpMethod_Post ||
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
393 method_ == HttpMethod_Put)
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
394 {
1606
31f4adefb88f issuing HTTP requests from the plugin SDK
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parents: 1590
diff changeset
395 if (body_.size() > 0)
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
396 {
1606
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
397 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_POSTFIELDS, body_.c_str()));
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
398 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_POSTFIELDSIZE, body_.size()));
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
399 }
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
400 else
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
401 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
402 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_POSTFIELDS, NULL));
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
403 CheckCode(curl_easy_setopt(pimpl_->curl_, CURLOPT_POSTFIELDSIZE, 0));
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
404 }
1052
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
405 }
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
406
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
407
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
408 // Do the actual request
1533
0011cc99443c improving HTTPS support
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parents: 1404
diff changeset
409 CURLcode code;
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
410 long status = 0;
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
411
1533
0011cc99443c improving HTTPS support
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parents: 1404
diff changeset
412 if (boost::starts_with(url_, "https://"))
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
413 {
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
414 code = OrthancHttpClientPerformSSL(pimpl_->curl_, &status);
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
415 }
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
416 else
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
417 {
0011cc99443c improving HTTPS support
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parents: 1404
diff changeset
418 code = GetHttpStatus(curl_easy_perform(pimpl_->curl_), pimpl_->curl_, &status);
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
419 }
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
420
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parents: 1404
diff changeset
421 CheckCode(code);
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
422
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
423 if (status == 0)
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
424 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
425 // This corresponds to a call to an inexistent host
473
c9a5d72f8481 changing the namespace of HTTP enumerations
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 469
diff changeset
426 lastStatus_ = HttpStatus_500_InternalServerError;
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
427 }
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
428 else
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
429 {
473
c9a5d72f8481 changing the namespace of HTTP enumerations
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parents: 469
diff changeset
430 lastStatus_ = static_cast<HttpStatus>(status);
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
431 }
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
432
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
433 bool success = (status >= 200 && status < 300);
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
434
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
435 if (!success)
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
436 {
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
437 LOG(INFO) << "Error in HTTP request, received HTTP status " << status
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
438 << " (" << EnumerationToString(lastStatus_) << ")";
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
439 }
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
440
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
441 return success;
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
442 }
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
443
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
444
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
445 bool HttpClient::Apply(Json::Value& answer)
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
446 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
447 std::string s;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
448 if (Apply(s))
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
449 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
450 Json::Reader reader;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
451 return reader.parse(s, answer);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
452 }
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
453 else
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
454 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
455 return false;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
456 }
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
457 }
144
aa6c8a942952 http client password
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 60
diff changeset
458
aa6c8a942952 http client password
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parents: 60
diff changeset
459
468
456b9d2e9af4 rename methods for clarity
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parents: 457
diff changeset
460 void HttpClient::SetCredentials(const char* username,
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parents: 457
diff changeset
461 const char* password)
144
aa6c8a942952 http client password
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parents: 60
diff changeset
462 {
469
a6fe16a31615 transmitting credentials by copy
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parents: 468
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463 credentials_ = std::string(username) + ":" + std::string(password);
144
aa6c8a942952 http client password
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parents: 60
diff changeset
464 }
457
997282a61ff8 cleaner names
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parents: 456
diff changeset
465
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
466
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
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parents: 1986
diff changeset
467 void HttpClient::ConfigureSsl(bool httpsVerifyPeers,
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
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parents: 1986
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468 const std::string& httpsVerifyCertificates)
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95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1533
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469 {
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
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parents: 1533
diff changeset
470 #if ORTHANC_SSL_ENABLED == 1
1533
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parents: 1404
diff changeset
471 if (httpsVerifyPeers)
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
472 {
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
473 if (httpsVerifyCertificates.empty())
1533
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
474 {
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
475 LOG(WARNING) << "No certificates are provided to validate peers, "
1534
95b3b0260240 Options to validate peers against CA certificates in HTTPS requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1533
diff changeset
476 << "set \"HttpsCACertificates\" if you need to do HTTPS requests";
1533
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
477 }
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
478 else
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
479 {
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parents: 1986
diff changeset
480 LOG(WARNING) << "HTTPS will use the CA certificates from this file: " << httpsVerifyCertificates;
1533
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
481 }
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
482 }
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
483 else
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
484 {
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
485 LOG(WARNING) << "The verification of the peers in HTTPS requests is disabled";
1533
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
486 }
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
487 #endif
0011cc99443c improving HTTPS support
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parents: 1404
diff changeset
488
1987
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parents: 1986
diff changeset
489 GlobalParameters::GetInstance().ConfigureSsl(httpsVerifyPeers, httpsVerifyCertificates);
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
490 }
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
491
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
492
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
493 void HttpClient::GlobalInitialize()
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
494 {
457
997282a61ff8 cleaner names
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 456
diff changeset
495 CheckCode(curl_global_init(CURL_GLOBAL_DEFAULT));
997282a61ff8 cleaner names
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 456
diff changeset
496 }
1533
0011cc99443c improving HTTPS support
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1404
diff changeset
497
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
498
457
997282a61ff8 cleaner names
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 456
diff changeset
499 void HttpClient::GlobalFinalize()
997282a61ff8 cleaner names
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 456
diff changeset
500 {
997282a61ff8 cleaner names
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 456
diff changeset
501 curl_global_cleanup();
997282a61ff8 cleaner names
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 456
diff changeset
502 }
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
503
1590
ba0226474e22 New configuration option: "HttpTimeout" to set the default timeout for HTTP requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1534
diff changeset
504
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
505 void HttpClient::SetDefaultProxy(const std::string& proxy)
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
506 {
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
507 GlobalParameters::GetInstance().SetDefaultProxy(proxy);
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
508 }
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
509
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
510
1590
ba0226474e22 New configuration option: "HttpTimeout" to set the default timeout for HTTP requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1534
diff changeset
511 void HttpClient::SetDefaultTimeout(long timeout)
ba0226474e22 New configuration option: "HttpTimeout" to set the default timeout for HTTP requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1534
diff changeset
512 {
1987
ce90d109bb64 new plugin functions: OrthancPluginHttpClient and OrthancPluginGenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1986
diff changeset
513 GlobalParameters::GetInstance().SetDefaultTimeout(timeout);
1590
ba0226474e22 New configuration option: "HttpTimeout" to set the default timeout for HTTP requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1534
diff changeset
514 }
1606
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
515
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
516
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
517 void HttpClient::ApplyAndThrowException(std::string& answer)
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
518 {
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
519 if (!Apply(answer))
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
520 {
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
521 ThrowException(GetLastStatus());
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
522 }
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
523 }
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
524
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
525 void HttpClient::ApplyAndThrowException(Json::Value& answer)
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
526 {
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
527 if (!Apply(answer))
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
528 {
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
529 ThrowException(GetLastStatus());
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
530 }
31f4adefb88f issuing HTTP requests from the plugin SDK
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1590
diff changeset
531 }
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
532 }