source: vbox/trunk/src/VBox/ValidationKit/tests/api/tdCloneMedium1.py@ 97864

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# $Id: tdCloneMedium1.py 97864 2022-12-23 21:25:48Z vboxsync $

"""
VirtualBox Validation Kit - Clone Medium Test #1
"""

__copyright__ = \
"""
Copyright (C) 2010-2022 Oracle Corporation

This file is part of VirtualBox Open Source Edition (OSE), as
available from http://www.virtualbox.org. This file is free software;
you can redistribute it and/or modify it under the terms of the GNU
General Public License (GPL) as published by the Free Software
Foundation, in version 2 as it comes in the "COPYING" file of the
VirtualBox OSE distribution. VirtualBox OSE is distributed in the
hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.

The contents of this file may alternatively be used under the terms
of the Common Development and Distribution License Version 1.0
(CDDL) only, as it comes in the "COPYING.CDDL" file of the
VirtualBox OSE distribution, in which case the provisions of the
CDDL are applicable instead of those of the GPL.

You may elect to license modified versions of this file under the
terms and conditions of either the GPL or the CDDL or both.
"""
__version__ = "$Revision: 97864 $"


# Standard Python imports.
import os
from subprocess import call
import sys

# Only the main script needs to modify the path.
try:    __file__
except: __file__ = sys.argv[0]
g_ksValidationKitDir = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
sys.path.append(g_ksValidationKitDir)

# Validation Kit imports.
from testdriver import base
from testdriver import reporter
from testdriver import vboxcon
from testdriver import vboxwrappers


class SubTstDrvCloneMedium1(base.SubTestDriverBase):
    """
    Sub-test driver for Clone Medium Test #1.
    """

    def __init__(self, oTstDrv):
        base.SubTestDriverBase.__init__(self, oTstDrv, 'clone-medium', 'Move Medium');

    def testIt(self):
        """
        Execute the sub-testcase.
        """

        return self.testAll()

    #
    # Test execution helpers.
    #

    def createTestMedium(self, oVM, sPathSuffix, sFmt = 'VDI', cbSize = 1024*1024, data = []):
        assert oVM is not None

        oSession = self.oTstDrv.openSession(oVM)

        if oSession is None:
            return False

        #
        # Create Medium Object
        #

        sBaseHdd1Path = os.path.join(self.oTstDrv.sScratchPath, sPathSuffix)
        sBaseHdd1Fmt = sFmt
        cbBaseHdd1Size = cbSize

        try:
            oBaseHdd1 = oSession.createBaseHd(sBaseHdd1Path, sBaseHdd1Fmt, cbBaseHdd1Size)
        except:
            return reporter.errorXcpt('createBaseHd failed')

        oMediumIOBaseHdd1 = oBaseHdd1.openForIO(True, "")

        if(len(data) > 0):
            cbWritten = oMediumIOBaseHdd1.write(0, data)

            if cbWritten != 1:
                return reporter.error("Failed writing to test hdd.")

        oMediumIOBaseHdd1.close()

        return oBaseHdd1

    def cloneMedium(self, oSrcHd, oTgtHd):
        """
        Clones medium into target medium.
        """
        try:
            oProgressCom = oSrcHd.cloneTo(oTgtHd, (vboxcon.MediumVariant_Standard, ), None);
        except:
            reporter.errorXcpt('failed to clone medium %s to %s' % (oSrcHd.name, oTgtHd.name));
            return False;
        oProgress = vboxwrappers.ProgressWrapper(oProgressCom, self.oTstDrv.oVBoxMgr, self.oTstDrv,
                                                 'clone base disk %s to %s' % (oSrcHd.name, oTgtHd.name));
        oProgress.wait(cMsTimeout = 15*60*1000); # 15 min
        oProgress.logResult();
        return True;

    def resizeAndCloneMedium(self, oSrcHd, oTgtHd, cbTgtSize):
        """
        Clones medium into target medium.
        """

        try:
            oProgressCom = oSrcHd.resizeAndCloneTo(oTgtHd, cbTgtSize, (vboxcon.MediumVariant_Standard, ), None);
        except:
            reporter.errorXcpt('failed to resize and clone medium %s to %s and to size %d' % (oSrcHd.name, oTgtHd.name, cbTgtSize));
            return False;
        oProgress = vboxwrappers.ProgressWrapper(oProgressCom, self.oTstDrv.oVBoxMgr, self.oTstDrv,
                                                 'resize and clone base disk %s to %s and to size %d' % (oSrcHd.name, oTgtHd.name, cbTgtSize));
        oProgress.wait(cMsTimeout = 15*60*1000); # 15 min
        oProgress.logResult();
        return True;

    def deleteVM(self, oVM):
        try:
            oVM.unregister(vboxcon.CleanupMode_DetachAllReturnNone);
        except:
            reporter.logXcpt();

        try:
            oProgressCom = oVM.deleteConfig([]);
        except:
            reporter.logXcpt();
        else:
            oProgress = vboxwrappers.ProgressWrapper(oProgressCom, self.oTstDrv.oVBoxMgr, self.oTstDrv,
                                                'Delete VM %s' % (oVM.name));
            oProgress.wait(cMsTimeout = 15*60*1000); # 15 min
            oProgress.logResult();

        return None;

    #
    # Tests
    #

    def testCloneOnly(self):
        """
        Tests cloning mediums only. No resize.
        """

        reporter.testStart("testCloneOnly")

        oVM = self.oTstDrv.createTestVM('test-medium-clone-only', 1, None, 4)

        hd1 = self.createTestMedium(oVM, "hd1-cloneonly", data=[0xdeadbeef])
        hd2 = self.createTestMedium(oVM, "hd2-cloneonly")

        if not self.cloneMedium(hd1, hd2):
            return False

        oMediumIOhd1 = hd1.openForIO(True, "")
        dataHd1 = oMediumIOhd1.read(0, 4)
        oMediumIOhd1.close()

        oMediumIOhd2 = hd2.openForIO(True, "")
        dataHd2 = oMediumIOhd2.read(0, 4)
        oMediumIOhd2.close()

        if dataHd1 != dataHd2:
            reporter.testFailure("Data read is unexpected.")

        self.deleteVM(oVM)

        reporter.testDone()
        return True

    def testResizeAndClone(self):
        """
        Tests resizing and cloning mediums only.
        """

        reporter.testStart("testResizeAndClone")

        oVM = self.oTstDrv.createTestVM('test-medium-clone-only', 1, None, 4)

        hd1 = self.createTestMedium(oVM, "hd1-resizeandclone", data=[0xdeadbeef])
        hd2 = self.createTestMedium(oVM, "hd2-resizeandclone")

        if not (hasattr(hd1, "resizeAndCloneTo") and callable(getattr(hd1, "resizeAndCloneTo"))):
            self.deleteVM(oVM)
            reporter.testDone()
            return True

        if not self.resizeAndCloneMedium(hd1, hd2, 1024*1024*2):
            return False

        oMediumIOhd1 = hd1.openForIO(True, "")
        dataHd1 = oMediumIOhd1.read(0, 4)
        oMediumIOhd1.close()

        oMediumIOhd2 = hd2.openForIO(True, "")
        dataHd2 = oMediumIOhd2.read(0, 4)
        oMediumIOhd2.close()

        if dataHd1 != dataHd2:
            reporter.testFailure("Data read is unexpected.")

        if hd1.logicalSize != hd2.logicalSize and hd2.logicalSize != 1024*1024*2:
            reporter.testFailure("Target medium did not resize.")

        self.deleteVM(oVM)

        reporter.testDone()
        return True

    def testAll(self):
        return (self.testCloneOnly() & self.testResizeAndClone())

if __name__ == '__main__':
    sys.path.append(os.path.dirname(os.path.abspath(__file__)))
    from tdApi1 import tdApi1; # pylint: disable=relative-import
    sys.exit(tdApi1([SubTstDrvCloneMedium1]).main(sys.argv))