| 1 | #!/usr/bin/env python
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| 2 | # -*- coding: utf-8 -*-
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| 3 | # $Id: tdSerial1.py 76553 2019-01-01 01:45:53Z vboxsync $
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| 4 |
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| 5 | """
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| 6 | VirtualBox Validation Kit - Serial port testing #1.
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| 7 | """
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| 8 |
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| 9 | __copyright__ = \
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| 10 | """
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| 11 | Copyright (C) 2018-2019 Oracle Corporation
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| 12 |
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| 13 | This file is part of VirtualBox Open Source Edition (OSE), as
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| 14 | available from http://www.virtualbox.org. This file is free software;
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| 15 | you can redistribute it and/or modify it under the terms of the GNU
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| 16 | General Public License (GPL) as published by the Free Software
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| 17 | Foundation, in version 2 as it comes in the "COPYING" file of the
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| 18 | VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 19 | hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 20 |
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| 21 | The contents of this file may alternatively be used under the terms
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| 22 | of the Common Development and Distribution License Version 1.0
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| 23 | (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 24 | VirtualBox OSE distribution, in which case the provisions of the
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| 25 | CDDL are applicable instead of those of the GPL.
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| 26 |
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| 27 | You may elect to license modified versions of this file under the
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| 28 | terms and conditions of either the GPL or the CDDL or both.
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| 29 | """
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| 30 | __version__ = "$Revision: 76553 $"
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| 31 |
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| 32 |
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| 33 | # Standard Python imports.
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| 34 | import os;
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| 35 | import random;
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| 36 | import string;
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| 37 | import struct;
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| 38 | import sys;
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| 39 |
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| 40 | # Only the main script needs to modify the path.
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| 41 | try: __file__
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| 42 | except: __file__ = sys.argv[0];
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| 43 | g_ksValidationKitDir = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))));
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| 44 | sys.path.append(g_ksValidationKitDir);
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| 45 |
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| 46 | # Validation Kit imports.
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| 47 | from testdriver import base;
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| 48 | from testdriver import reporter;
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| 49 | from testdriver import vbox;
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| 50 | from testdriver import vboxcon;
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| 51 |
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| 52 | import loopback;
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| 53 |
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| 54 | # Python 3 hacks:
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| 55 | if sys.version_info[0] >= 3:
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| 56 | xrange = range; # pylint: disable=redefined-builtin,invalid-name
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| 57 |
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| 58 |
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| 59 | class tdSerial1(vbox.TestDriver):
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| 60 | """
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| 61 | VBox serial port testing #1.
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| 62 | """
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| 63 |
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| 64 | def __init__(self):
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| 65 | vbox.TestDriver.__init__(self);
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| 66 | self.asRsrcs = None;
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| 67 | self.oTestVmSet = self.oTestVmManager.selectSet(self.oTestVmManager.kfGrpStdSmoke);
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| 68 | self.asSerialModesDef = ['RawFile', 'Tcp', 'TcpServ', 'NamedPipe', 'NamedPipeServ', 'HostDev'];
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| 69 | self.asSerialModes = self.asSerialModesDef;
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| 70 | self.asSerialTestsDef = ['Write', 'ReadWrite'];
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| 71 | self.asSerialTests = self.asSerialTestsDef;
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| 72 | self.asUartsDef = ['16450', '16550A', '16750'];
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| 73 | self.asUarts = self.asUartsDef;
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| 74 | self.oLoopback = None;
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| 75 | self.sLocation = None;
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| 76 | self.fVerboseTest = False;
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| 77 |
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| 78 | #
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| 79 | # Overridden methods.
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| 80 | #
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| 81 | def showUsage(self):
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| 82 | rc = vbox.TestDriver.showUsage(self);
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| 83 | reporter.log('');
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| 84 | reporter.log('tdSerial1 Options:');
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| 85 | reporter.log(' --serial-modes <m1[:m2[:]]');
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| 86 | reporter.log(' Default: %s' % (':'.join(self.asSerialModesDef)));
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| 87 | reporter.log(' --serial-tests <t1[:t2[:]]');
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| 88 | reporter.log(' Default: %s' % (':'.join(self.asSerialTestsDef)));
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| 89 | reporter.log(' --uarts <u1[:u2[:]]');
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| 90 | reporter.log(' Default: %s' % (':'.join(self.asUartsDef)));
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| 91 | reporter.log(' --verbose-test');
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| 92 | reporter.log(' Whether to enable verbose output when running the');
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| 93 | reporter.log(' test utility inside the VM');
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| 94 | return rc;
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| 95 |
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| 96 | def parseOption(self, asArgs, iArg):
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| 97 | if asArgs[iArg] == '--serial-modes':
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| 98 | iArg += 1;
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| 99 | if iArg >= len(asArgs):
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| 100 | raise base.InvalidOption('The "--serial-modes" takes a colon separated list of serial port modes to test');
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| 101 | self.asSerialModes = asArgs[iArg].split(':');
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| 102 | for s in self.asSerialModes:
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| 103 | if s not in self.asSerialModesDef:
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| 104 | reporter.log('warning: The "--serial-modes" value "%s" is not a valid serial port mode.' % (s));
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| 105 | elif asArgs[iArg] == '--serial-tests':
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| 106 | iArg += 1;
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| 107 | if iArg >= len(asArgs):
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| 108 | raise base.InvalidOption('The "--serial-tests" takes a colon separated list of serial port tests');
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| 109 | self.asSerialTests = asArgs[iArg].split(':');
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| 110 | for s in self.asSerialTests:
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| 111 | if s not in self.asSerialTestsDef:
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| 112 | reporter.log('warning: The "--serial-tests" value "%s" is not a valid serial port test.' % (s));
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| 113 | elif asArgs[iArg] == '--aurts':
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| 114 | iArg += 1;
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| 115 | if iArg >= len(asArgs):
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| 116 | raise base.InvalidOption('The "--uarts" takes a colon separated list of uarts to test');
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| 117 | self.asUarts = asArgs[iArg].split(':');
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| 118 | for s in self.asUarts:
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| 119 | if s not in self.asUartsDef:
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| 120 | reporter.log('warning: The "--uarts" value "%s" is not a valid uart.' % (s));
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| 121 | elif asArgs[iArg] == '--verbose-test':
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| 122 | iArg += 1;
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| 123 | self.fVerboseTest = True;
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| 124 | else:
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| 125 | return vbox.TestDriver.parseOption(self, asArgs, iArg);
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| 126 |
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| 127 | return iArg + 1;
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| 128 |
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| 129 | def actionVerify(self):
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| 130 | if self.sVBoxValidationKitIso is None or not os.path.isfile(self.sVBoxValidationKitIso):
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| 131 | reporter.error('Cannot find the VBoxValidationKit.iso! (%s)'
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| 132 | 'Please unzip a Validation Kit build in the current directory or in some parent one.'
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| 133 | % (self.sVBoxValidationKitIso,) );
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| 134 | return False;
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| 135 | return vbox.TestDriver.actionVerify(self);
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| 136 |
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| 137 | def actionConfig(self):
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| 138 | # Make sure vboxapi has been imported so we can use the constants.
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| 139 | if not self.importVBoxApi():
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| 140 | return False;
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| 141 |
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| 142 | assert self.sVBoxValidationKitIso is not None;
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| 143 | return self.oTestVmSet.actionConfig(self, sDvdImage = self.sVBoxValidationKitIso);
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| 144 |
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| 145 | def actionExecute(self):
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| 146 | """
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| 147 | Execute the testcase.
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| 148 | """
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| 149 | return self.oTestVmSet.actionExecute(self, self.testOneVmConfig)
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| 150 |
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| 151 |
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| 152 | #
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| 153 | # Test execution helpers.
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| 154 | #
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| 155 |
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| 156 | def _generateRawPortFilename(self, oTestDrv, oTestVm, sInfix, sSuffix):
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| 157 | """ Generates a raw port filename. """
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| 158 | random.seed();
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| 159 | sRandom = ''.join(random.choice(string.ascii_lowercase + string.digits) for _ in range(10));
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| 160 | return os.path.join(oTestDrv.sScratchPath, oTestVm.sVmName + sInfix + sRandom + sSuffix);
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| 161 |
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| 162 | def setupSerialMode(self, oSession, oTestVm, sMode):
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| 163 | """
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| 164 | Sets up the serial mode.
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| 165 | """
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| 166 | fRc = True;
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| 167 | fServer = False;
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| 168 | sLocation = None;
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| 169 | ePortMode = vboxcon.PortMode_Disconnected;
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| 170 | if sMode == 'RawFile':
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| 171 | sLocation = self._generateRawPortFilename(self, oTestVm, '-com1-', '.out');
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| 172 | ePortMode = vboxcon.PortMode_RawFile;
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| 173 | elif sMode == 'Tcp':
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| 174 | sLocation = '127.0.0.1:1234';
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| 175 | self.oLoopback = loopback.SerialLoopback(loopback.g_ksLoopbackTcpServ, sLocation);
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| 176 | ePortMode = vboxcon.PortMode_TCP;
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| 177 | elif sMode == 'TcpServ':
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| 178 | fServer = True;
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| 179 | sLocation = '1234';
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| 180 | ePortMode = vboxcon.PortMode_TCP;
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| 181 | self.oLoopback = loopback.SerialLoopback(loopback.g_ksLoopbackTcpClient, '127.0.0.1:1234');
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| 182 | elif sMode == 'NamedPipe':
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| 183 | sLocation = self._generateRawPortFilename(self, oTestVm, '-com1-', '.out');
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| 184 | ePortMode = vboxcon.PortMode_HostPipe;
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| 185 | self.oLoopback = loopback.SerialLoopback(loopback.g_ksLoopbackNamedPipeServ, sLocation);
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| 186 | elif sMode == 'NamedPipeServ':
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| 187 | fServer = True;
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| 188 | sLocation = self._generateRawPortFilename(self, oTestVm, '-com1-', '.out');
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| 189 | ePortMode = vboxcon.PortMode_HostPipe;
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| 190 | self.oLoopback = loopback.SerialLoopback(loopback.g_ksLoopbackNamedPipeClient, sLocation);
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| 191 | elif sMode == 'HostDev':
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| 192 | sLocation = '/dev/ttyUSB0';
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| 193 | ePortMode = vboxcon.PortMode_HostDevice;
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| 194 | else:
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| 195 | reporter.log('warning, invalid mode %s given' % (sMode, ));
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| 196 | fRc = False;
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| 197 |
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| 198 | if fRc:
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| 199 | fRc = oSession.changeSerialPortAttachment(0, ePortMode, sLocation, fServer);
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| 200 | if fRc and (sMode == 'TcpServ' or sMode == 'NamedPipeServ'):
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| 201 | self.sleep(2); # Fudge to allow the TCP server to get started.
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| 202 | fRc = self.oLoopback.connect();
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| 203 | if not fRc:
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| 204 | reporter.log('Failed to connect to %s' % (sLocation, ));
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| 205 | self.sLocation = sLocation;
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| 206 |
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| 207 | return fRc;
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| 208 |
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| 209 | def testWrite(self, oSession, oTxsSession, oTestVm, sMode):
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| 210 | """
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| 211 | Does a simple write test verifying the output.
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| 212 | """
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| 213 | _ = oSession;
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| 214 |
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| 215 | reporter.testStart('Write');
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| 216 | tupCmdLine = ('SerialTest', '--tests', 'write', '--txbytes', '1048576');
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| 217 | if self.fVerboseTest:
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| 218 | tupCmdLine += ('--verbose',);
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| 219 | if oTestVm.isWindows():
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| 220 | tupCmdLine += ('--device', r'\\.\COM1',);
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| 221 | elif oTestVm.isLinux():
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| 222 | tupCmdLine += ('--device', r'/dev/ttyS0',);
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| 223 |
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| 224 | fRc = self.txsRunTest(oTxsSession, 'SerialTest', 3600 * 1000, \
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| 225 | '${CDROM}/${OS/ARCH}/SerialTest${EXESUFF}', tupCmdLine);
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| 226 | if not fRc:
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| 227 | reporter.testFailure('Running serial test utility failed');
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| 228 | elif sMode == 'RawFile':
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| 229 | # Open serial port and verify
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| 230 | cLast = 0;
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| 231 | try:
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| 232 | oFile = open(self.sLocation, 'rb');
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| 233 | sFmt = '=I';
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| 234 | cBytes = 4;
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| 235 | for i in xrange(1048576 // 4):
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| 236 | _ = i;
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| 237 | sData = oFile.read(cBytes);
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| 238 | tupUnpacked = struct.unpack(sFmt, sData);
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| 239 | cLast = cLast + 1;
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| 240 | if tupUnpacked[0] != cLast:
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| 241 | reporter.testFailure('Corruption detected, expected counter value %s, got %s'
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| 242 | % (cLast + 1, tupUnpacked[0]));
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| 243 | break;
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| 244 | oFile.close();
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| 245 | except:
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| 246 | reporter.logXcpt();
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| 247 | reporter.testFailure('Verifying the written data failed');
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| 248 | reporter.testDone();
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| 249 | return fRc;
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| 250 |
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| 251 | def testReadWrite(self, oSession, oTxsSession, oTestVm):
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| 252 | """
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| 253 | Does a simple write test verifying the output.
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| 254 | """
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| 255 | _ = oSession;
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| 256 |
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| 257 | reporter.testStart('ReadWrite');
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| 258 | tupCmdLine = ('SerialTest', '--tests', 'readwrite', '--txbytes', '1048576');
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| 259 | if self.fVerboseTest:
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| 260 | tupCmdLine += ('--verbose',);
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| 261 | if oTestVm.isWindows():
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| 262 | tupCmdLine += ('--device', r'\\.\COM1',);
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| 263 | elif oTestVm.isLinux():
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| 264 | tupCmdLine += ('--device', r'/dev/ttyS0',);
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| 265 |
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| 266 | fRc = self.txsRunTest(oTxsSession, 'SerialTest', 600 * 1000, \
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| 267 | '${CDROM}/${OS/ARCH}/SerialTest${EXESUFF}', tupCmdLine);
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| 268 | if not fRc:
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| 269 | reporter.testFailure('Running serial test utility failed');
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| 270 |
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| 271 | reporter.testDone();
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| 272 | return fRc;
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| 273 |
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| 274 | def isModeCompatibleWithTest(self, sMode, sTest):
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| 275 | """
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| 276 | Returns whether the given port mode and test combination is
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| 277 | supported for testing.
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| 278 | """
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| 279 | if sMode == 'RawFile' and sTest == 'ReadWrite':
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| 280 | return False;
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| 281 | elif sMode != 'RawFile' and sTest == 'Write':
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| 282 | return False;
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| 283 |
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| 284 | return True;
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| 285 |
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| 286 | def testOneVmConfig(self, oVM, oTestVm):
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| 287 | """
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| 288 | Runs the specified VM thru test #1.
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| 289 | """
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| 290 |
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| 291 | for sUart in self.asUarts:
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| 292 | reporter.testStart(sUart);
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| 293 | # Reconfigure the VM
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| 294 | fRc = True;
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| 295 | oSession = self.openSession(oVM);
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| 296 | if oSession is not None:
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| 297 | fRc = oSession.enableSerialPort(0);
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| 298 |
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| 299 | fRc = fRc and oSession.setExtraData("VBoxInternal/Devices/serial/0/Config/UartType", "string:" + sUart);
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| 300 | fRc = fRc and oSession.saveSettings();
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| 301 | fRc = oSession.close() and fRc;
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| 302 | oSession = None;
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| 303 | else:
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| 304 | fRc = False;
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| 305 |
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| 306 | if fRc is True:
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| 307 | self.logVmInfo(oVM);
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| 308 | oSession, oTxsSession = self.startVmAndConnectToTxsViaTcp(oTestVm.sVmName, fCdWait = True);
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| 309 | if oSession is not None:
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| 310 | self.addTask(oTxsSession);
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| 311 |
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| 312 | for sMode in self.asSerialModes:
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| 313 | reporter.testStart(sMode);
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| 314 | fRc = self.setupSerialMode(oSession, oTestVm, sMode);
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| 315 | if fRc:
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| 316 | for sTest in self.asSerialTests:
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| 317 | # Skip tests which don't work with the current mode.
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| 318 | if self.isModeCompatibleWithTest(sMode, sTest):
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| 319 | if sTest == 'Write':
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| 320 | fRc = self.testWrite(oSession, oTxsSession, oTestVm, sMode);
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| 321 | if sTest == 'ReadWrite':
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| 322 | fRc = self.testReadWrite(oSession, oTxsSession, oTestVm);
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| 323 | if self.oLoopback is not None:
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| 324 | self.oLoopback.shutdown();
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| 325 | self.oLoopback = None;
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| 326 |
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| 327 | reporter.testDone();
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| 328 |
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| 329 | self.removeTask(oTxsSession);
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| 330 | self.terminateVmBySession(oSession);
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| 331 | reporter.testDone();
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| 332 |
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| 333 | return fRc;
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| 334 |
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| 335 | if __name__ == '__main__':
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| 336 | sys.exit(tdSerial1().main(sys.argv));
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| 337 |
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