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diff --git a/src/VBox/ValidationKit/tests/storage/remoteexecutor.py b/src/VBox/ValidationKit/tests/storage/remoteexecutor.py
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+# -*- coding: utf-8 -*-
+# $Id: remoteexecutor.py $
+
+"""
+VirtualBox Validation Kit - Storage benchmark, test execution helpers.
+"""
+
+__copyright__ = \
+"""
+Copyright (C) 2016-2023 Oracle and/or its affiliates.
+
+This file is part of VirtualBox base platform packages, as
+available from https://www.virtualbox.org.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation, in version 3 of the
+License.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, see <https://www.gnu.org/licenses>.
+
+The contents of this file may alternatively be used under the terms
+of the Common Development and Distribution License Version 1.0
+(CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+in the VirtualBox 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.
+
+SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+"""
+__version__ = "$Revision: 155244 $"
+
+
+# Standard Python imports.
+import array;
+import os;
+import shutil;
+import sys;
+if sys.version_info[0] >= 3:
+ from io import StringIO as StringIO; # pylint: disable=import-error,no-name-in-module,useless-import-alias
+else:
+ from StringIO import StringIO as StringIO; # pylint: disable=import-error,no-name-in-module,useless-import-alias
+import subprocess;
+
+# Validation Kit imports.
+from common import utils;
+from testdriver import reporter;
+
+
+
+class StdInOutBuffer(object):
+ """ Standard input output buffer """
+
+ def __init__(self, sInput = None):
+ self.sInput = StringIO();
+ if sInput is not None:
+ self.sInput.write(self._toString(sInput));
+ self.sInput.seek(0);
+ self.sOutput = '';
+
+ def _toString(self, sText):
+ """
+ Converts any possible array to
+ a string.
+ """
+ if isinstance(sText, array.array):
+ try:
+ if sys.version_info < (3, 9, 0):
+ # Removed since Python 3.9.
+ return str(sText.tostring()); # pylint: disable=no-member
+ return str(sText.tobytes());
+ except:
+ pass;
+ elif isinstance(sText, bytes):
+ return sText.decode('utf-8');
+
+ return sText;
+
+ def read(self, cb):
+ """file.read"""
+ return self.sInput.read(cb);
+
+ def write(self, sText):
+ """file.write"""
+ self.sOutput += self._toString(sText);
+ return None;
+
+ def getOutput(self):
+ """
+ Returns the output of the buffer.
+ """
+ return self.sOutput;
+
+ def close(self):
+ """ file.close """
+ return;
+
+class RemoteExecutor(object):
+ """
+ Helper for executing tests remotely through TXS or locally
+ """
+
+ def __init__(self, oTxsSession = None, asBinaryPaths = None, sScratchPath = None):
+ self.oTxsSession = oTxsSession;
+ self.asPaths = asBinaryPaths;
+ self.sScratchPath = sScratchPath;
+ if self.asPaths is None:
+ self.asPaths = [ ];
+
+ def _getBinaryPath(self, sBinary):
+ """
+ Returns the complete path of the given binary if found
+ from the configured search path or None if not found.
+ """
+ for sPath in self.asPaths:
+ sFile = sPath + '/' + sBinary;
+ if self.isFile(sFile):
+ return sFile;
+ return sBinary;
+
+ def _sudoExecuteSync(self, asArgs, sInput):
+ """
+ Executes a sudo child process synchronously.
+ Returns a tuple [True, 0] if the process executed successfully
+ and returned 0, otherwise [False, rc] is returned.
+ """
+ reporter.log('Executing [sudo]: %s' % (asArgs, ));
+ reporter.flushall();
+ fRc = True;
+ sOutput = '';
+ sError = '';
+ try:
+ oProcess = utils.sudoProcessPopen(asArgs, stdout=subprocess.PIPE, stdin=subprocess.PIPE,
+ stderr=subprocess.PIPE, shell = False, close_fds = False);
+
+ sOutput, sError = oProcess.communicate(sInput);
+ iExitCode = oProcess.poll();
+
+ if iExitCode != 0:
+ fRc = False;
+ except:
+ reporter.errorXcpt();
+ fRc = False;
+ reporter.log('Exit code [sudo]: %s (%s)' % (fRc, asArgs));
+ return (fRc, str(sOutput), str(sError));
+
+ def _execLocallyOrThroughTxs(self, sExec, asArgs, sInput, cMsTimeout):
+ """
+ Executes the given program locally or through TXS based on the
+ current config.
+ """
+ fRc = False;
+ sOutput = None;
+ if self.oTxsSession is not None:
+ reporter.log('Executing [remote]: %s %s %s' % (sExec, asArgs, sInput));
+ reporter.flushall();
+ oStdOut = StdInOutBuffer();
+ oStdErr = StdInOutBuffer();
+ oTestPipe = reporter.FileWrapperTestPipe();
+ oStdIn = None;
+ if sInput is not None:
+ oStdIn = StdInOutBuffer(sInput);
+ else:
+ oStdIn = '/dev/null'; # pylint: disable=redefined-variable-type
+ fRc = self.oTxsSession.syncExecEx(sExec, (sExec,) + asArgs,
+ oStdIn = oStdIn, oStdOut = oStdOut,
+ oStdErr = oStdErr, oTestPipe = oTestPipe,
+ cMsTimeout = cMsTimeout);
+ sOutput = oStdOut.getOutput();
+ sError = oStdErr.getOutput();
+ if fRc is False:
+ reporter.log('Exit code [remote]: %s (stdout: %s stderr: %s)' % (fRc, sOutput, sError));
+ else:
+ reporter.log('Exit code [remote]: %s' % (fRc,));
+ else:
+ fRc, sOutput, sError = self._sudoExecuteSync([sExec, ] + list(asArgs), sInput);
+ return (fRc, sOutput, sError);
+
+ def execBinary(self, sExec, asArgs, sInput = None, cMsTimeout = 3600000):
+ """
+ Executes the given binary with the given arguments
+ providing some optional input through stdin and
+ returning whether the process exited successfully and the output
+ in a string.
+ """
+
+ fRc = True;
+ sOutput = None;
+ sError = None;
+ sBinary = self._getBinaryPath(sExec);
+ if sBinary is not None:
+ fRc, sOutput, sError = self._execLocallyOrThroughTxs(sBinary, asArgs, sInput, cMsTimeout);
+ else:
+ fRc = False;
+ return (fRc, sOutput, sError);
+
+ def execBinaryNoStdOut(self, sExec, asArgs, sInput = None):
+ """
+ Executes the given binary with the given arguments
+ providing some optional input through stdin and
+ returning whether the process exited successfully.
+ """
+ fRc, _, _ = self.execBinary(sExec, asArgs, sInput);
+ return fRc;
+
+ def copyFile(self, sLocalFile, sFilename, cMsTimeout = 30000):
+ """
+ Copies the local file to the remote destination
+ if configured
+
+ Returns a file ID which can be used as an input parameter
+ to execBinary() resolving to the real filepath on the remote side
+ or locally.
+ """
+ sFileId = None;
+ if self.oTxsSession is not None:
+ sFileId = '${SCRATCH}/' + sFilename;
+ fRc = self.oTxsSession.syncUploadFile(sLocalFile, sFileId, cMsTimeout);
+ if not fRc:
+ sFileId = None;
+ else:
+ sFileId = self.sScratchPath + '/' + sFilename;
+ try:
+ shutil.copy(sLocalFile, sFileId);
+ except:
+ sFileId = None;
+
+ return sFileId;
+
+ def copyString(self, sContent, sFilename, cMsTimeout = 30000):
+ """
+ Creates a file remotely or locally with the given content.
+
+ Returns a file ID which can be used as an input parameter
+ to execBinary() resolving to the real filepath on the remote side
+ or locally.
+ """
+ sFileId = None;
+ if self.oTxsSession is not None:
+ sFileId = '${SCRATCH}/' + sFilename;
+ fRc = self.oTxsSession.syncUploadString(sContent, sFileId, cMsTimeout);
+ if not fRc:
+ sFileId = None;
+ else:
+ sFileId = self.sScratchPath + '/' + sFilename;
+ try:
+ with open(sFileId, 'wb') as oFile:
+ oFile.write(sContent);
+ except:
+ sFileId = None;
+
+ return sFileId;
+
+ def mkDir(self, sDir, fMode = 0o700, cMsTimeout = 30000):
+ """
+ Creates a new directory at the given location.
+ """
+ fRc = True;
+ if self.oTxsSession is not None:
+ fRc = self.oTxsSession.syncMkDir(sDir, fMode, cMsTimeout);
+ elif not os.path.isdir(sDir):
+ fRc = os.mkdir(sDir, fMode);
+
+ return fRc;
+
+ def rmDir(self, sDir, cMsTimeout = 30000):
+ """
+ Removes the given directory.
+ """
+ fRc = True;
+ if self.oTxsSession is not None:
+ fRc = self.oTxsSession.syncRmDir(sDir, cMsTimeout);
+ else:
+ fRc = self.execBinaryNoStdOut('rmdir', (sDir,));
+
+ return fRc;
+
+ def rmTree(self, sDir, cMsTimeout = 30000):
+ """
+ Recursively removes all files and sub directories including the given directory.
+ """
+ fRc = True;
+ if self.oTxsSession is not None:
+ fRc = self.oTxsSession.syncRmTree(sDir, cMsTimeout);
+ else:
+ try:
+ shutil.rmtree(sDir, ignore_errors=True);
+ except:
+ fRc = False;
+
+ return fRc;
+
+ def isFile(self, sPath, cMsTimeout = 30000):
+ """
+ Checks that the given file exists.
+ """
+ fRc = True;
+ if self.oTxsSession is not None:
+ fRc = self.oTxsSession.syncIsFile(sPath, cMsTimeout);
+ else:
+ try:
+ fRc = os.path.isfile(sPath);
+ except:
+ fRc = False;
+
+ return fRc;