Mercurial > hg > orthanc-databases

annotate SQLite/Plugins/SQLiteIndex.cpp @ 359:16aac0287485

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copyright upgraded to 2022
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 21 Feb 2022 09:32:46 +0100
parents d663d9e44f8d
children 3d6886f3e5b3
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2022 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Affero General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Affero General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Affero General Public License
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19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 **/
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22
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23 #include "SQLiteIndex.h"
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24
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25 #include "../../Framework/Common/Integer64Value.h"
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26 #include "../../Framework/Plugins/GlobalProperties.h"
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27 #include "../../Framework/SQLite/SQLiteDatabase.h"
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28 #include "../../Framework/SQLite/SQLiteTransaction.h"
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29
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30 #include <EmbeddedResources.h> // Auto-generated file
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31
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32 #include <Compatibility.h> // For std::unique_ptr<>
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33 #include <Logging.h>
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34 #include <OrthancException.h>
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35
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36 namespace OrthancDatabases
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37 {
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38 IDatabaseFactory* SQLiteIndex::CreateDatabaseFactory()
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39 {
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40 class Factory : public IDatabaseFactory
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41 {
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42 private:
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43 std::string path_;
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44 bool fast_;
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45
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46 public:
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47 Factory(const std::string& path,
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48 bool fast) :
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49 path_(path),
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50 fast_(fast)
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51 {
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52 }
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54 virtual IDatabase* Open() ORTHANC_OVERRIDE
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55 {
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56 std::unique_ptr<SQLiteDatabase> db(new SQLiteDatabase);
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58 if (path_.empty())
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59 {
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60 db->OpenInMemory();
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61 }
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62 else
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63 {
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64 db->Open(path_);
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65 }
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67 db->Execute("PRAGMA ENCODING=\"UTF-8\";");
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69 if (fast_)
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70 {
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71 // Performance tuning of SQLite with PRAGMAs
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72 // http://www.sqlite.org/pragma.html
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73 db->Execute("PRAGMA SYNCHRONOUS=NORMAL;");
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74 db->Execute("PRAGMA JOURNAL_MODE=WAL;");
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75 db->Execute("PRAGMA LOCKING_MODE=EXCLUSIVE;");
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76 db->Execute("PRAGMA WAL_AUTOCHECKPOINT=1000;");
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77 //db->Execute("PRAGMA TEMP_STORE=memory");
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78 }
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79
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80 return db.release();
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81 }
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82 };
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83
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84 return new Factory(path_, fast_);
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85 }
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87
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88 void SQLiteIndex::ConfigureDatabase(DatabaseManager& manager)
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89 {
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90 uint32_t expectedVersion = 6;
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91
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92 if (GetContext()) // "GetContext()" can possibly be NULL in the unit tests
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93 {
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94 expectedVersion = OrthancPluginGetExpectedDatabaseVersion(GetContext());
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95 }
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96
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97 // Check the expected version of the database
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98 if (expectedVersion != 6)
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99 {
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100 LOG(ERROR) << "This database plugin is incompatible with your version of Orthanc "
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101 << "expecting the DB schema version " << expectedVersion
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102 << ", but this plugin is only compatible with version 6";
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103 throw Orthanc::OrthancException(Orthanc::ErrorCode_Plugin);
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104 }
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105
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106 {
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107 DatabaseManager::Transaction t(manager, TransactionType_ReadWrite);
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108
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109 if (!t.GetDatabaseTransaction().DoesTableExist("Resources"))
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110 {
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111 std::string query;
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112
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113 Orthanc::EmbeddedResources::GetFileResource
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114 (query, Orthanc::EmbeddedResources::SQLITE_PREPARE_INDEX);
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115
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116 t.GetDatabaseTransaction().ExecuteMultiLines(query);
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117
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118 SetGlobalIntegerProperty(manager, MISSING_SERVER_IDENTIFIER, Orthanc::GlobalProperty_DatabaseSchemaVersion, expectedVersion);
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119 SetGlobalIntegerProperty(manager, MISSING_SERVER_IDENTIFIER, Orthanc::GlobalProperty_DatabasePatchLevel, 1);
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120 }
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121
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122 t.Commit();
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123 }
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124
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125 {
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126 DatabaseManager::Transaction t(manager, TransactionType_ReadWrite);
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127
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128 if (!t.GetDatabaseTransaction().DoesTableExist("Resources"))
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129 {
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130 LOG(ERROR) << "Corrupted SQLite database";
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131 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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132 }
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133
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134 int version = 0;
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135 if (!LookupGlobalIntegerProperty(version, manager, MISSING_SERVER_IDENTIFIER, Orthanc::GlobalProperty_DatabaseSchemaVersion) ||
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136 version != 6)
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137 {
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138 LOG(ERROR) << "SQLite plugin is incompatible with database schema version: " << version;
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139 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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140 }
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141
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142 int revision;
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143 if (!LookupGlobalIntegerProperty(revision, manager, MISSING_SERVER_IDENTIFIER, Orthanc::GlobalProperty_DatabasePatchLevel))
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144 {
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145 revision = 1;
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146 SetGlobalIntegerProperty(manager, MISSING_SERVER_IDENTIFIER, Orthanc::GlobalProperty_DatabasePatchLevel, revision);
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147 }
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148
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149 if (revision != 1)
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150 {
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151 LOG(ERROR) << "SQLite plugin is incompatible with database schema revision: " << revision;
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152 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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153 }
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154
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155 t.Commit();
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156 }
238
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157
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158 {
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159 DatabaseManager::Transaction t(manager, TransactionType_ReadWrite);
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160
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161 if (!t.GetDatabaseTransaction().DoesTableExist("ServerProperties"))
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162 {
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163 t.GetDatabaseTransaction().ExecuteMultiLines("CREATE TABLE ServerProperties(server TEXT, "
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164 "property INTEGER, value TEXT, PRIMARY KEY(server, property))");
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165 }
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166
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167 t.Commit();
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168 }
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169 }
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170
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171
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172 SQLiteIndex::SQLiteIndex(OrthancPluginContext* context,
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173 const std::string& path) :
225
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174 IndexBackend(context),
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175 path_(path),
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176 fast_(true)
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177 {
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178 if (path.empty())
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179 {
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180 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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181 }
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182 }
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183
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184
201
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185 SQLiteIndex::SQLiteIndex(OrthancPluginContext* context) :
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186 IndexBackend(context),
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187 fast_(true)
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188 {
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189 }
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190
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191
225
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192 int64_t SQLiteIndex::CreateResource(DatabaseManager& manager,
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193 const char* publicId,
0
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194 OrthancPluginResourceType type)
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195 {
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196 DatabaseManager::CachedStatement statement(
225
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197 STATEMENT_FROM_HERE, manager,
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198 "INSERT INTO Resources VALUES(NULL, ${type}, ${id}, NULL)");
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199
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200 statement.SetParameterType("id", ValueType_Utf8String);
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201 statement.SetParameterType("type", ValueType_Integer64);
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202
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203 Dictionary args;
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204 args.SetUtf8Value("id", publicId);
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205 args.SetIntegerValue("type", static_cast<int>(type));
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206
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207 statement.Execute(args);
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208
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209 return dynamic_cast<SQLiteDatabase&>(statement.GetDatabase()).GetLastInsertRowId();
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210 }
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211
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212
225
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213 int64_t SQLiteIndex::GetLastChangeIndex(DatabaseManager& manager)
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214 {
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215 DatabaseManager::CachedStatement statement(
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216 STATEMENT_FROM_HERE, manager,
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217 "SELECT seq FROM sqlite_sequence WHERE name='Changes'");
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218
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219 statement.SetReadOnly(true);
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220 statement.Execute();
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221
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222 if (statement.IsDone())
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223 {
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224 // No change has been recorded so far in the database
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225 return 0;
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226 }
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227 else
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228 {
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229 const IValue& value = statement.GetResultField(0);
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230
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231 switch (value.GetType())
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232 {
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233 case ValueType_Integer64:
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234 return dynamic_cast<const Integer64Value&>(value).GetValue();
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235
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236 default:
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237 //LOG(ERROR) << value.Format();
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238 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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239 }
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240 }
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241 }
0
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242 }