1 /*
2 * Copyright (C) by Kevin Ottens <kevin.ottens@nextcloud.com>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
11 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * for more details.
13 */
14
15 #include "encryptfolderjob.h"
16
17 #include "common/syncjournaldb.h"
18 #include "clientsideencryptionjobs.h"
19
20 #include <QLoggingCategory>
21
22 namespace OCC {
23
24 Q_LOGGING_CATEGORY(lcEncryptFolderJob, "nextcloud.sync.propagator.encryptfolder", QtInfoMsg)
25
EncryptFolderJob(const AccountPtr & account,SyncJournalDb * journal,const QString & path,const QByteArray & fileId,QObject * parent)26 EncryptFolderJob::EncryptFolderJob(const AccountPtr &account, SyncJournalDb *journal, const QString &path, const QByteArray &fileId, QObject *parent)
27 : QObject(parent)
28 , _account(account)
29 , _journal(journal)
30 , _path(path)
31 , _fileId(fileId)
32 {
33 }
34
start()35 void EncryptFolderJob::start()
36 {
37 auto job = new OCC::SetEncryptionFlagApiJob(_account, _fileId, OCC::SetEncryptionFlagApiJob::Set, this);
38 connect(job, &OCC::SetEncryptionFlagApiJob::success, this, &EncryptFolderJob::slotEncryptionFlagSuccess);
39 connect(job, &OCC::SetEncryptionFlagApiJob::error, this, &EncryptFolderJob::slotEncryptionFlagError);
40 job->start();
41 }
42
errorString() const43 QString EncryptFolderJob::errorString() const
44 {
45 return _errorString;
46 }
47
slotEncryptionFlagSuccess(const QByteArray & fileId)48 void EncryptFolderJob::slotEncryptionFlagSuccess(const QByteArray &fileId)
49 {
50 SyncJournalFileRecord rec;
51 _journal->getFileRecord(_path, &rec);
52 if (rec.isValid()) {
53 rec._isE2eEncrypted = true;
54 _journal->setFileRecord(rec);
55 }
56
57 auto lockJob = new LockEncryptFolderApiJob(_account, fileId, this);
58 connect(lockJob, &LockEncryptFolderApiJob::success,
59 this, &EncryptFolderJob::slotLockForEncryptionSuccess);
60 connect(lockJob, &LockEncryptFolderApiJob::error,
61 this, &EncryptFolderJob::slotLockForEncryptionError);
62 lockJob->start();
63 }
64
slotEncryptionFlagError(const QByteArray & fileId,int httpErrorCode)65 void EncryptFolderJob::slotEncryptionFlagError(const QByteArray &fileId, int httpErrorCode)
66 {
67 qDebug() << "Error on the encryption flag of" << fileId << "HTTP code:" << httpErrorCode;
68 emit finished(Error);
69 }
70
slotLockForEncryptionSuccess(const QByteArray & fileId,const QByteArray & token)71 void EncryptFolderJob::slotLockForEncryptionSuccess(const QByteArray &fileId, const QByteArray &token)
72 {
73 _folderToken = token;
74
75 FolderMetadata emptyMetadata(_account);
76 auto encryptedMetadata = emptyMetadata.encryptedMetadata();
77 if (encryptedMetadata.isEmpty()) {
78 //TODO: Mark the folder as unencrypted as the metadata generation failed.
79 _errorString = tr("Could not generate the metadata for encryption, Unlocking the folder.\n"
80 "This can be an issue with your OpenSSL libraries.");
81 emit finished(Error);
82 return;
83 }
84
85 auto storeMetadataJob = new StoreMetaDataApiJob(_account, fileId, emptyMetadata.encryptedMetadata(), this);
86 connect(storeMetadataJob, &StoreMetaDataApiJob::success,
87 this, &EncryptFolderJob::slotUploadMetadataSuccess);
88 connect(storeMetadataJob, &StoreMetaDataApiJob::error,
89 this, &EncryptFolderJob::slotUpdateMetadataError);
90 storeMetadataJob->start();
91 }
92
slotUploadMetadataSuccess(const QByteArray & folderId)93 void EncryptFolderJob::slotUploadMetadataSuccess(const QByteArray &folderId)
94 {
95 auto unlockJob = new UnlockEncryptFolderApiJob(_account, folderId, _folderToken, this);
96 connect(unlockJob, &UnlockEncryptFolderApiJob::success,
97 this, &EncryptFolderJob::slotUnlockFolderSuccess);
98 connect(unlockJob, &UnlockEncryptFolderApiJob::error,
99 this, &EncryptFolderJob::slotUnlockFolderError);
100 unlockJob->start();
101 }
102
slotUpdateMetadataError(const QByteArray & folderId,int httpReturnCode)103 void EncryptFolderJob::slotUpdateMetadataError(const QByteArray &folderId, int httpReturnCode)
104 {
105 Q_UNUSED(httpReturnCode);
106
107 auto unlockJob = new UnlockEncryptFolderApiJob(_account, folderId, _folderToken, this);
108 connect(unlockJob, &UnlockEncryptFolderApiJob::success,
109 this, &EncryptFolderJob::slotUnlockFolderSuccess);
110 connect(unlockJob, &UnlockEncryptFolderApiJob::error,
111 this, &EncryptFolderJob::slotUnlockFolderError);
112 unlockJob->start();
113 }
114
slotLockForEncryptionError(const QByteArray & fileId,int httpErrorCode)115 void EncryptFolderJob::slotLockForEncryptionError(const QByteArray &fileId, int httpErrorCode)
116 {
117 qCInfo(lcEncryptFolderJob()) << "Locking error for" << fileId << "HTTP code:" << httpErrorCode;
118 emit finished(Error);
119 }
120
slotUnlockFolderError(const QByteArray & fileId,int httpErrorCode)121 void EncryptFolderJob::slotUnlockFolderError(const QByteArray &fileId, int httpErrorCode)
122 {
123 qCInfo(lcEncryptFolderJob()) << "Unlocking error for" << fileId << "HTTP code:" << httpErrorCode;
124 emit finished(Error);
125 }
slotUnlockFolderSuccess(const QByteArray & fileId)126 void EncryptFolderJob::slotUnlockFolderSuccess(const QByteArray &fileId)
127 {
128 qCInfo(lcEncryptFolderJob()) << "Unlocking success for" << fileId;
129 emit finished(Success);
130 }
131
132 }
133