Mercurial > hg > orthanc-databases

annotate Framework/Plugins/StorageBackend.cpp @ 270:5931c2ff22ca

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improved log
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 21 Apr 2021 17:56:43 +0200
parents 567761f0c1ea
children 6b18d3fbee82
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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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3236894320d6 upgrade to year 2021
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium
1
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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21
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22 #include "StorageBackend.h"
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23
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24 #if HAS_ORTHANC_EXCEPTION != 1
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25 # error HAS_ORTHANC_EXCEPTION must be set to 1
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26 #endif
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27
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28 #include "../../Framework/Common/BinaryStringValue.h"
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29 #include "../../Framework/Common/ResultFileValue.h"
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30
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31 #include <Compatibility.h> // For std::unique_ptr<>
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32 #include <Logging.h>
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33 #include <OrthancException.h>
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35 #include <boost/thread.hpp>
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36 #include <cassert>
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37 #include <limits>
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38
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39
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40 #define ORTHANC_PLUGINS_DATABASE_CATCH \
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41 catch (::Orthanc::OrthancException& e) \
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42 { \
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43 return static_cast<OrthancPluginErrorCode>(e.GetErrorCode()); \
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44 } \
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45 catch (::std::runtime_error& e) \
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46 { \
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47 std::string s = "Exception in storage area back-end: " + std::string(e.what()); \
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48 OrthancPluginLogError(context_, s.c_str()); \
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49 return OrthancPluginErrorCode_DatabasePlugin; \
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50 } \
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51 catch (...) \
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52 { \
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53 OrthancPluginLogError(context_, "Native exception"); \
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54 return OrthancPluginErrorCode_DatabasePlugin; \
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55 }
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56
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57
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58 namespace OrthancDatabases
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59 {
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60 class StorageBackend::ReadWholeOperation : public StorageBackend::IDatabaseOperation
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61 {
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62 private:
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63 IFileContentVisitor& visitor_;
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64 const char* uuid_;
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65 OrthancPluginContentType type_;
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66
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67 public:
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68 ReadWholeOperation(IFileContentVisitor& visitor,
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69 const char* uuid,
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70 OrthancPluginContentType type) :
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71 visitor_(visitor),
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72 uuid_(uuid),
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73 type_(type)
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74 {
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75 }
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76
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77 virtual void Execute(StorageBackend::IAccessor& accessor) ORTHANC_OVERRIDE
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78 {
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79 accessor.ReadWhole(visitor_, uuid_, type_);
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80 }
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81 };
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82
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83
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84 StorageBackend::StorageBackend(IDatabaseFactory* factory,
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85 unsigned int maxRetries) :
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86 manager_(factory),
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87 maxRetries_(maxRetries)
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88 {
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89 }
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90
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91 void StorageBackend::AccessorBase::Create(const std::string& uuid,
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92 const void* content,
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93 size_t size,
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94 OrthancPluginContentType type)
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95 {
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96 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadWrite);
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97
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98 {
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99 DatabaseManager::CachedStatement statement(
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100 STATEMENT_FROM_HERE, manager_,
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101 "INSERT INTO StorageArea VALUES (${uuid}, ${content}, ${type})");
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102
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103 statement.SetParameterType("uuid", ValueType_Utf8String);
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104 statement.SetParameterType("content", ValueType_InputFile);
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105 statement.SetParameterType("type", ValueType_Integer64);
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106
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107 Dictionary args;
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108 args.SetUtf8Value("uuid", uuid);
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109 args.SetFileValue("content", content, size);
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110 args.SetIntegerValue("type", type);
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111
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112 statement.Execute(args);
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113 }
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114
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115 transaction.Commit();
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116 }
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118
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119 void StorageBackend::AccessorBase::ReadWhole(StorageBackend::IFileContentVisitor& visitor,
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120 const std::string& uuid,
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121 OrthancPluginContentType type)
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122 {
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123 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadOnly);
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124
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125 {
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126 DatabaseManager::CachedStatement statement(
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127 STATEMENT_FROM_HERE, manager_,
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128 "SELECT content FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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129
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130 statement.SetParameterType("uuid", ValueType_Utf8String);
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131 statement.SetParameterType("type", ValueType_Integer64);
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132
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133 Dictionary args;
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134 args.SetUtf8Value("uuid", uuid);
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135 args.SetIntegerValue("type", type);
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136
230
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137 statement.Execute(args);
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138
230
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139 if (statement.IsDone())
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140 {
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141 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource);
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142 }
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143 else if (statement.GetResultFieldsCount() != 1)
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144 {
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145 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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146 }
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147 else
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148 {
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149 const IValue& value = statement.GetResultField(0);
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150
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151 switch (value.GetType())
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152 {
245
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153 case ValueType_ResultFile:
246
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154 {
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155 std::string content;
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156 dynamic_cast<const ResultFileValue&>(value).ReadWhole(content);
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157 visitor.Assign(content);
230
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158 break;
246
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159 }
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160
230
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161 case ValueType_BinaryString:
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162 visitor.Assign(dynamic_cast<const BinaryStringValue&>(value).GetContent());
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163 break;
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164
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165 default:
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166 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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167 }
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168 }
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169 }
230
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170
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171 transaction.Commit();
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172
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173 if (!visitor.IsSuccess())
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174 {
230
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175 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database, "Could not read attachment from the storage area");
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176 }
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177 }
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178
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179
242
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180 void StorageBackend::AccessorBase::ReadRange(IFileContentVisitor& visitor,
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181 const std::string& uuid,
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182 OrthancPluginContentType type,
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183 uint64_t start,
246
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184 size_t length)
242
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185 {
246
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186 /**
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187 * This is a generic implementation, that will only work if
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188 * "ResultFileValue" is implemented by the database backend. For
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189 * instance, this will *not* work with MySQL, as the latter uses
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190 * BLOB columns to store files.
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191 **/
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192 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadOnly);
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193
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194 {
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195 DatabaseManager::CachedStatement statement(
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196 STATEMENT_FROM_HERE, manager_,
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197 "SELECT content FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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198
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199 statement.SetParameterType("uuid", ValueType_Utf8String);
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200 statement.SetParameterType("type", ValueType_Integer64);
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201
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202 Dictionary args;
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203 args.SetUtf8Value("uuid", uuid);
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204 args.SetIntegerValue("type", type);
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205
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206 statement.Execute(args);
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207
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208 if (statement.IsDone())
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209 {
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210 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource);
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211 }
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212 else if (statement.GetResultFieldsCount() != 1)
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213 {
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214 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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215 }
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216 else
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diff changeset
217 {
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218 const IValue& value = statement.GetResultField(0);
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219 if (value.GetType() == ValueType_ResultFile)
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220 {
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diff changeset
221 std::string content;
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222 dynamic_cast<const ResultFileValue&>(value).ReadRange(content, start, length);
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diff changeset
223 visitor.Assign(content);
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224 }
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diff changeset
225 else
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diff changeset
226 {
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227 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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228 }
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diff changeset
229 }
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diff changeset
230 }
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
231
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diff changeset
232 transaction.Commit();
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diff changeset
233
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diff changeset
234 if (!visitor.IsSuccess())
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diff changeset
235 {
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diff changeset
236 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database, "Could not read attachment from the storage area");
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
237 }
242
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diff changeset
238 }
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diff changeset
239
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diff changeset
240
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diff changeset
241 void StorageBackend::AccessorBase::Remove(const std::string& uuid,
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diff changeset
242 OrthancPluginContentType type)
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diff changeset
243 {
230
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diff changeset
244 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadWrite);
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diff changeset
245
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diff changeset
246 {
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diff changeset
247 DatabaseManager::CachedStatement statement(
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diff changeset
248 STATEMENT_FROM_HERE, manager_,
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249 "DELETE FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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diff changeset
250
230
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diff changeset
251 statement.SetParameterType("uuid", ValueType_Utf8String);
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diff changeset
252 statement.SetParameterType("type", ValueType_Integer64);
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diff changeset
253
230
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diff changeset
254 Dictionary args;
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diff changeset
255 args.SetUtf8Value("uuid", uuid);
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diff changeset
256 args.SetIntegerValue("type", type);
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diff changeset
257
230
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diff changeset
258 statement.Execute(args);
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259 }
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260
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diff changeset
261 transaction.Commit();
16
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262 }
269
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263
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264
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265 static OrthancPluginContext* context_ = NULL;
157
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266 static std::unique_ptr<StorageBackend> backend_;
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267
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268
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269 static OrthancPluginErrorCode StorageCreate(const char* uuid,
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270 const void* content,
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271 int64_t size,
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272 OrthancPluginContentType type)
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273 {
269
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274 class Operation : public StorageBackend::IDatabaseOperation
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275 {
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276 private:
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diff changeset
277 const char* uuid_;
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278 const void* content_;
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279 int64_t size_;
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280 OrthancPluginContentType type_;
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281
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282 public:
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283 Operation(const char* uuid,
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284 const void* content,
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285 int64_t size,
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diff changeset
286 OrthancPluginContentType type) :
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287 uuid_(uuid),
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288 content_(content),
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289 size_(size),
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290 type_(type)
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291 {
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292 }
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293
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diff changeset
294 virtual void Execute(StorageBackend::IAccessor& accessor) ORTHANC_OVERRIDE
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295 {
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296 accessor.Create(uuid_, content_, size_, type_);
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297 }
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298 };
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299
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300
1
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301 try
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302 {
219
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303 if (backend_.get() == NULL)
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304 {
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305 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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306 }
230
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307 else
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308 {
269
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309 Operation operation(uuid, content, size, type);
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310 backend_->Execute(operation);
230
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311 return OrthancPluginErrorCode_Success;
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312 }
1
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313 }
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314 ORTHANC_PLUGINS_DATABASE_CATCH;
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315 }
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316
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317
195
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318 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
219
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319 static OrthancPluginErrorCode StorageReadWhole(OrthancPluginMemoryBuffer64* target,
195
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320 const char* uuid,
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diff changeset
321 OrthancPluginContentType type)
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diff changeset
322 {
219
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323 class Visitor : public StorageBackend::IFileContentVisitor
195
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diff changeset
324 {
219
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325 private:
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326 OrthancPluginMemoryBuffer64* target_;
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327 bool success_;
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328
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329 public:
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330 Visitor(OrthancPluginMemoryBuffer64* target) :
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331 target_(target),
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332 success_(false)
195
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diff changeset
333 {
242
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334 if (target == NULL)
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335 {
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336 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
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diff changeset
337 }
195
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diff changeset
338 }
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diff changeset
339
230
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340 virtual bool IsSuccess() const ORTHANC_OVERRIDE
219
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341 {
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342 return success_;
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343 }
195
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diff changeset
344
219
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345 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
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346 {
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diff changeset
347 if (success_)
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diff changeset
348 {
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diff changeset
349 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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350 }
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diff changeset
351 else
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diff changeset
352 {
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353 assert(context_ != NULL);
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354
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355 if (OrthancPluginCreateMemoryBuffer64(context_, target_, static_cast<uint64_t>(content.size())) !=
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diff changeset
356 OrthancPluginErrorCode_Success)
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357 {
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358 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
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diff changeset
359 }
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diff changeset
360
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diff changeset
361 if (!content.empty())
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diff changeset
362 {
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diff changeset
363 memcpy(target_->data, content.c_str(), content.size());
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diff changeset
364 }
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diff changeset
365
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366 success_ = true;
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diff changeset
367 }
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diff changeset
368 }
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diff changeset
369 };
242
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diff changeset
370
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diff changeset
371
1
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372 try
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parents:
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373 {
219
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diff changeset
374 if (backend_.get() == NULL)
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diff changeset
375 {
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diff changeset
376 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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diff changeset
377 }
242
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diff changeset
378 else
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diff changeset
379 {
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diff changeset
380 Visitor visitor(target);
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diff changeset
381
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diff changeset
382 {
269
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diff changeset
383 StorageBackend::ReadWholeOperation operation(visitor, uuid, type);
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diff changeset
384 backend_->Execute(operation);
242
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diff changeset
385 }
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diff changeset
386
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diff changeset
387 return OrthancPluginErrorCode_Success;
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diff changeset
388 }
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diff changeset
389 }
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diff changeset
390 ORTHANC_PLUGINS_DATABASE_CATCH;
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diff changeset
391 }
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diff changeset
392
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diff changeset
393
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394 static OrthancPluginErrorCode StorageReadRange(OrthancPluginMemoryBuffer64* target,
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395 const char* uuid,
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396 OrthancPluginContentType type,
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397 uint64_t start)
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398 {
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399 class Visitor : public StorageBackend::IFileContentVisitor
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400 {
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401 private:
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402 OrthancPluginMemoryBuffer64* target_; // This buffer is already allocated by the Orthanc core
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403 bool success_;
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diff changeset
404
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diff changeset
405 public:
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406 Visitor(OrthancPluginMemoryBuffer64* target) :
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407 target_(target),
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408 success_(false)
219
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409 {
242
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diff changeset
410 if (target == NULL)
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diff changeset
411 {
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412 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
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413 }
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diff changeset
414 }
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diff changeset
415
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416 virtual bool IsSuccess() const ORTHANC_OVERRIDE
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417 {
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418 return success_;
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419 }
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420
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421 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
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422 {
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423 if (success_)
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424 {
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425 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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426 }
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diff changeset
427 else
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diff changeset
428 {
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429 if (content.size() != target_->size)
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diff changeset
430 {
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431 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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432 }
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diff changeset
433
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434 if (!content.empty())
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diff changeset
435 {
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436 memcpy(target_->data, content.c_str(), content.size());
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437 }
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438
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439 success_ = true;
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440 }
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diff changeset
441 }
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442 };
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diff changeset
443
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444
269
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445 class Operation : public StorageBackend::IDatabaseOperation
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446 {
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447 private:
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448 Visitor& visitor_;
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449 const char* uuid_;
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450 OrthancPluginContentType type_;
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451 uint64_t start_;
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452 size_t length_;
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diff changeset
453
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diff changeset
454 public:
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455 Operation(Visitor& visitor,
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456 const char* uuid,
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457 OrthancPluginContentType type,
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458 uint64_t start,
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diff changeset
459 size_t length) :
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diff changeset
460 visitor_(visitor),
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diff changeset
461 uuid_(uuid),
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diff changeset
462 type_(type),
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diff changeset
463 start_(start),
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diff changeset
464 length_(length)
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diff changeset
465 {
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diff changeset
466 }
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parents: 265
diff changeset
467
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
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diff changeset
468 virtual void Execute(StorageBackend::IAccessor& accessor) ORTHANC_OVERRIDE
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
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diff changeset
469 {
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diff changeset
470 accessor.ReadRange(visitor_, uuid_, type_, start_, length_);
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diff changeset
471 }
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diff changeset
472 };
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
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parents: 265
diff changeset
473
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
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parents: 265
diff changeset
474
242
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diff changeset
475 try
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diff changeset
476 {
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diff changeset
477 if (backend_.get() == NULL)
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diff changeset
478 {
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diff changeset
479 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
480 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
481 else
194
a51ce147dbe0 refactoring using new class StorageAreaBuffer
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diff changeset
482 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
483 Visitor visitor(target);
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
484
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
485 {
269
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diff changeset
486 Operation operation(visitor, uuid, type, start, target->size);
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487 backend_->Execute(operation);
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
488 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
489
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
490 return OrthancPluginErrorCode_Success;
194
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diff changeset
491 }
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
492 }
d17b2631bb67 starting StorageBackend
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diff changeset
493 ORTHANC_PLUGINS_DATABASE_CATCH;
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parents:
diff changeset
494 }
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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diff changeset
495 #endif
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
496
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
497
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
498 static OrthancPluginErrorCode StorageRead(void** data,
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diff changeset
499 int64_t* size,
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diff changeset
500 const char* uuid,
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diff changeset
501 OrthancPluginContentType type)
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diff changeset
502 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
503 class Visitor : public StorageBackend::IFileContentVisitor
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
504 {
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diff changeset
505 private:
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
506 void** data_;
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diff changeset
507 int64_t* size_;
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
508 bool success_;
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
509
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
510 public:
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diff changeset
511 Visitor(void** data,
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
512 int64_t* size) :
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
513 data_(data),
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
514 size_(size),
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
515 success_(false)
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
516 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
517 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
518
252
33fa478c119a cppcheck
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parents: 249
diff changeset
519 ~Visitor()
33fa478c119a cppcheck
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parents: 249
diff changeset
520 {
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diff changeset
521 if (data_ != NULL /* this condition is invalidated by "Release()" */ &&
33fa478c119a cppcheck
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diff changeset
522 *data_ != NULL)
33fa478c119a cppcheck
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parents: 249
diff changeset
523 {
33fa478c119a cppcheck
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diff changeset
524 free(*data_);
33fa478c119a cppcheck
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diff changeset
525 }
33fa478c119a cppcheck
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parents: 249
diff changeset
526 }
33fa478c119a cppcheck
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parents: 249
diff changeset
527
33fa478c119a cppcheck
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diff changeset
528 void Release()
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
529 {
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
530 data_ = NULL;
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
531 }
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
532
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
533 virtual bool IsSuccess() const ORTHANC_OVERRIDE
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
534 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
535 return success_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
536 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
537
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
538 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
539 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
540 if (success_)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
541 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
542 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
543 }
252
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
544 else if (data_ == NULL)
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
545 {
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
546 // "Release()" has been called
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
547 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
548 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
549 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
550 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
551 if (content.empty())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
552 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
553 *data_ = NULL;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
554 *size_ = 0;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
555 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
556 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
557 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
558 *size_ = static_cast<int64_t>(content.size());
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
559
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
560 if (static_cast<size_t>(*size_) != content.size())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
561 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
562 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
563 "File cannot be stored in a 63bit buffer");
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
564 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
565
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
566 *data_ = malloc(*size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
567 if (*data_ == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
568 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
569 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
570 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
571
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
572 memcpy(*data_, content.c_str(), *size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
573 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
574
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
575 success_ = true;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
576 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
577 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
578 };
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
579
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
580
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
581 try
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
582 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
583 if (backend_.get() == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
584 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
585 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
586 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
587 else if (data == NULL ||
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
588 size == NULL)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
589 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
590 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
591 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
592 else
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
593 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
594 Visitor visitor(data, size);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
595
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
596 {
269
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
597 StorageBackend::ReadWholeOperation operation(visitor, uuid, type);
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
598 backend_->Execute(operation);
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
599 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
600
252
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
601 visitor.Release();
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
602
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
603 return OrthancPluginErrorCode_Success;
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
604 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
605 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
606 ORTHANC_PLUGINS_DATABASE_CATCH;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
607 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
608
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
609
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
610 static OrthancPluginErrorCode StorageRemove(const char* uuid,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
611 OrthancPluginContentType type)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
612 {
269
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
613 class Operation : public StorageBackend::IDatabaseOperation
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
614 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
615 private:
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
616 const char* uuid_;
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
617 OrthancPluginContentType type_;
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
618
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
619 public:
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
620 Operation(const char* uuid,
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
621 OrthancPluginContentType type) :
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
622 uuid_(uuid),
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
623 type_(type)
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
624 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
625 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
626
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
627 virtual void Execute(StorageBackend::IAccessor& accessor) ORTHANC_OVERRIDE
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
628 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
629 accessor.Remove(uuid_, type_);
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
630 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
631 };
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
632
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
633
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
634 try
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
635 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
636 if (backend_.get() == NULL)
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
637 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
638 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
639 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
640 else
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
641 {
269
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
642 Operation operation(uuid, type);
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
643 backend_->Execute(operation);
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
644 return OrthancPluginErrorCode_Success;
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
645 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
646 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
647 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
648 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
649
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
650
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
651 void StorageBackend::Register(OrthancPluginContext* context,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
652 StorageBackend* backend)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
653 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
654 if (context == NULL ||
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
655 backend == NULL)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
656 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
657 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
658 }
269
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
659 else if (context_ != NULL ||
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
660 backend_.get() != NULL)
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
661 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
662 // This function can only be invoked once in the plugin
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
663 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
664 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
665 else
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
666 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
667 context_ = context;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
668 backend_.reset(backend);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
669
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
670 bool hasLoadedV2 = false;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
671
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
672 #if defined(ORTHANC_PLUGINS_VERSION_IS_ABOVE) // Macro introduced in Orthanc 1.3.1
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
673 # if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
674 if (OrthancPluginCheckVersionAdvanced(context, 1, 9, 0) == 1)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
675 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
676 OrthancPluginStorageReadRange readRange = NULL;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
677 if (backend_->HasReadRange())
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
678 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
679 readRange = StorageReadRange;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
680 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
681
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
682 OrthancPluginRegisterStorageArea2(context_, StorageCreate, StorageReadWhole, readRange, StorageRemove);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
683 hasLoadedV2 = true;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
684 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
685 # endif
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
686 #endif
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
687
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
688 if (!hasLoadedV2)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
689 {
265
cd73e34d5411 improved log
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 255
diff changeset
690 LOG(WARNING) << "Performance warning: Your version of the Orthanc core doesn't support reading of file ranges";
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
691 OrthancPluginRegisterStorageArea(context_, StorageCreate, StorageRead, StorageRemove);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
692 }
270
5931c2ff22ca improved log
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 269
diff changeset
693
5931c2ff22ca improved log
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 269
diff changeset
694 LOG(WARNING) << "The storage area plugin will retry up to " << backend_->GetMaxRetries()
5931c2ff22ca improved log
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 269
diff changeset
695 << " time(s) in the case of a collision";
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
696 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
697 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
698
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
699
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
700 void StorageBackend::Finalize()
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
701 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
702 backend_.reset(NULL);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
703 context_ = NULL;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
704 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
705
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
706
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
707 class StorageBackend::StringVisitor : public StorageBackend::IFileContentVisitor
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
708 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
709 private:
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
710 std::string& target_;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
711 bool success_;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
712
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
713 public:
252
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
714 explicit StringVisitor(std::string& target) :
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
715 target_(target),
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
716 success_(false)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
717 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
718 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
719
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
720 virtual bool IsSuccess() const ORTHANC_OVERRIDE
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
721 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
722 return success_;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
723 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
724
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
725 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
726 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
727 if (success_)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
728 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
729 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
730 }
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
731 else
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
732 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
733 target_.assign(content);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
734 success_ = true;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
735 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
736 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
737 };
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
738
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
739
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
740 void StorageBackend::ReadWholeToString(std::string& target,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
741 IAccessor& accessor,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
742 const std::string& uuid,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
743 OrthancPluginContentType type)
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
744 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
745 StringVisitor visitor(target);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
746 accessor.ReadWhole(visitor, uuid, type);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
747
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
748 if (!visitor.IsSuccess())
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
749 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
750 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
751 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
752 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
753
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
754
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
755 void StorageBackend::ReadRangeToString(std::string& target,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
756 IAccessor& accessor,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
757 const std::string& uuid,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
758 OrthancPluginContentType type,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
759 uint64_t start,
246
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 245
diff changeset
760 size_t length)
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
761 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
762 StringVisitor visitor(target);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
763 accessor.ReadRange(visitor, uuid, type, start, length);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
764
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
765 if (!visitor.IsSuccess())
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
766 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
767 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
768 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
769 }
269
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
770
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
771
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
772 void StorageBackend::Execute(IDatabaseOperation& operation)
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
773 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
774 std::unique_ptr<IAccessor> accessor(CreateAccessor());
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
775 if (accessor.get() == NULL)
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
776 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
777 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
778 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
779
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
780 unsigned int attempt = 0;
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
781
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
782 for (;;)
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
783 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
784 try
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
785 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
786 operation.Execute(*accessor);
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
787 return; // Success
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
788 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
789 catch (Orthanc::OrthancException& e)
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
790 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
791 if (e.GetErrorCode() == Orthanc::ErrorCode_DatabaseCannotSerialize)
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
792 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
793 if (attempt >= maxRetries_)
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
794 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
795 throw;
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
796 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
797 else
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
798 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
799 attempt++;
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
800
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
801 // The "rand()" adds some jitter to de-synchronize writers
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
802 boost::this_thread::sleep(boost::posix_time::milliseconds(100 * attempt + 5 * (rand() % 10)));
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
803 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
804 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
805 else
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
806 {
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
807 throw;
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
808 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
809 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
810 }
567761f0c1ea fix issue #151: support of retries in the storage area plugins to deal with multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 265
diff changeset
811 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
812 }