Mercurial > hg > orthanc-databases
annotate PostgreSQL/Plugins/PostgreSQLStorageArea.cpp @ 218:90eb271f85b2
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 26 Mar 2021 18:06:46 +0100 |
parents | fbb52129158a |
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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) 2017-2021 Osimis S.A., Belgium |
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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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20 |
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21 |
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22 #include "PostgreSQLStorageArea.h" |
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23 #include "PostgreSQLDefinitions.h" |
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24 |
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25 #include "../../Framework/PostgreSQL/PostgreSQLTransaction.h" |
152 | 26 #include "../../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h" |
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27 |
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28 #include <Compatibility.h> // For std::unique_ptr<> |
152 | 29 #include <Logging.h> |
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30 |
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31 |
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32 namespace OrthancDatabases |
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33 { |
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34 IDatabase* PostgreSQLStorageArea::OpenInternal() |
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35 { |
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36 std::unique_ptr<PostgreSQLDatabase> db(new PostgreSQLDatabase(parameters_)); |
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37 |
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38 db->Open(); |
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39 |
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40 if (parameters_.HasLock()) |
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41 { |
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42 db->AdvisoryLock(POSTGRESQL_LOCK_STORAGE); |
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43 } |
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44 |
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45 { |
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46 PostgreSQLDatabase::TransientAdvisoryLock lock(*db, POSTGRESQL_LOCK_DATABASE_SETUP); |
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47 |
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48 if (clearAll_) |
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50 db->ClearAll(); |
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51 } |
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52 |
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53 { |
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54 PostgreSQLTransaction t(*db, TransactionType_ReadWrite); |
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55 |
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56 if (!db->DoesTableExist("StorageArea")) |
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57 { |
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58 db->Execute("CREATE TABLE IF NOT EXISTS StorageArea(" |
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59 "uuid VARCHAR NOT NULL PRIMARY KEY," |
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60 "content OID NOT NULL," |
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61 "type INTEGER NOT NULL)"); |
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62 |
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63 // Automatically remove the large objects associated with the table |
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64 db->Execute("CREATE OR REPLACE RULE StorageAreaDelete AS ON DELETE " |
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65 "TO StorageArea DO SELECT lo_unlink(old.content);"); |
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66 } |
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67 |
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68 t.Commit(); |
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69 } |
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70 } |
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71 |
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72 return db.release(); |
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73 } |
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76 PostgreSQLStorageArea::PostgreSQLStorageArea(const PostgreSQLParameters& parameters) : |
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77 StorageBackend(new Factory(*this)), |
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78 parameters_(parameters), |
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79 clearAll_(false) |
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80 { |
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81 } |
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82 } |