myqbackup/xbbackupcontroller.h at master · ihanick/myqbackup · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
#ifndef XBBACKUPCONTROLLER_H
#define XBBACKUPCONTROLLER_H

#include <QObject>
#include <QProcess>
#include <QDebug>
#include <QFile>
#include <QDir>

class XBBackupController : public QObject
{
    Q_OBJECT
public:
    explicit XBBackupController(QString target, QString inc_base_path, QString inc_path, QObject *parent = 0);
    void start(QString xtrabackup_binary);

signals:
    void terminate();
    void xbbackup_finished();
    void dataCopied();
    void finished_ok();

public slots:
    void xtrabackup_backup_finished(int exitcode, QProcess::ExitStatus status) {
        if(exitcode) {
            qDebug() << "Error during backup" << exitcode;
            emit terminate();
        }
        qDebug() << "Xtrabackup backup procedure finished with" << exitcode << status;

        if(backup_inc_path.length() == 0) { // full backup
            QDir backup_root(target_dir);
            backup_root.cdUp();
            backup_root.mkdir(backup_root.absolutePath() + "/fake-full");
            QFile checkpoints(target_dir + "/xtrabackup_checkpoints");
            checkpoints.copy(backup_root.absolutePath()+"/fake-full/xtrabackup_checkpoints");
        }

        emit xbbackup_finished();
    }

    void xtrabackup_process_started() {
        QFile::remove( target_dir + "/xtrabackup_suspended_1");
        qDebug() << "Backup started!";
    }

    void xtrabackup_copied_all_innodb_data() {
        qDebug() << "Xtrabackup copied all innodb files";
        emit dataCopied();
    }

    void xtrabackup_process_finished() {
        qDebug() << "Stopping log copy process";
        QFile::remove( target_dir + "/xtrabackup_suspended_2");
        if (!process.waitForFinished()) {
            qDebug() << "Error during xtrabackup stop";
            emit terminate();
        }
        emit finished_ok();
    }


private:
    QProcess process;
    QString target_dir;
    QString backup_inc_base;
    QString backup_inc_path;

};

#endif // XBBACKUPCONTROLLER_H