VBoxManage.cpp revision 0df8f2889273aee65079da0f4b5727a4ac6d3e7b
/* $Id$ */
/** @file
* VBoxManage - VirtualBox's command-line interface.
*/
/*
* Copyright (C) 2006-2015 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.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#ifndef VBOX_ONLY_DOCS
# include <VBox/com/com.h>
# include <VBox/com/string.h>
# include <VBox/com/Guid.h>
# include <VBox/com/array.h>
# include <VBox/com/ErrorInfo.h>
# include <VBox/com/errorprint.h>
# include <VBox/com/NativeEventQueue.h>
# include <VBox/com/VirtualBox.h>
#endif /* !VBOX_ONLY_DOCS */
#include <VBox/err.h>
#include <VBox/version.h>
#include <iprt/asm.h>
#include <iprt/buildconfig.h>
#include <iprt/ctype.h>
#include <iprt/initterm.h>
#include <iprt/path.h>
#include <iprt/stream.h>
#include <iprt/string.h>
#include <signal.h>
#include "VBoxManage.h"
/*******************************************************************************
* Global Variables *
*******************************************************************************/
/*extern*/ bool g_fDetailedProgress = false;
#ifndef VBOX_ONLY_DOCS
/** Set by the signal handler. */
static volatile bool g_fCanceled = false;
/**
* Signal handler that sets g_fCanceled.
*
* This can be executed on any thread in the process, on Windows it may even be
* a thread dedicated to delivering this signal. Do not doing anything
* unnecessary here.
*/
static void showProgressSignalHandler(int iSignal)
{
NOREF(iSignal);
ASMAtomicWriteBool(&g_fCanceled, true);
}
/**
* Print out progress on the console.
*
* This runs the main event queue every now and then to prevent piling up
* unhandled things (which doesn't cause real problems, just makes things
* react a little slower than in the ideal case).
*/
HRESULT showProgress(ComPtr<IProgress> progress)
{
using namespace com;
BOOL fCompleted = FALSE;
ULONG ulCurrentPercent = 0;
ULONG ulLastPercent = 0;
ULONG ulLastOperationPercent = (ULONG)-1;
ULONG ulLastOperation = (ULONG)-1;
Bstr bstrOperationDescription;
NativeEventQueue::getMainEventQueue()->processEventQueue(0);
ULONG cOperations = 1;
HRESULT hrc = progress->COMGETTER(OperationCount)(&cOperations);
if (FAILED(hrc))
{
RTStrmPrintf(g_pStdErr, "Progress object failure: %Rhrc\n", hrc);
RTStrmFlush(g_pStdErr);
return hrc;
}
/*
* Note: Outputting the progress info to stderr (g_pStdErr) is intentional
* to not get intermixed with other (raw) stdout data which might get
* written in the meanwhile.
*/
if (!g_fDetailedProgress)
{
RTStrmPrintf(g_pStdErr, "0%%...");
RTStrmFlush(g_pStdErr);
}
/* setup signal handling if cancelable */
bool fCanceledAlready = false;
BOOL fCancelable;
hrc = progress->COMGETTER(Cancelable)(&fCancelable);
if (FAILED(hrc))
fCancelable = FALSE;
if (fCancelable)
{
signal(SIGINT, showProgressSignalHandler);
#ifdef SIGBREAK
signal(SIGBREAK, showProgressSignalHandler);
#endif
}
hrc = progress->COMGETTER(Completed(&fCompleted));
while (SUCCEEDED(hrc))
{
progress->COMGETTER(Percent(&ulCurrentPercent));
if (g_fDetailedProgress)
{
ULONG ulOperation = 1;
hrc = progress->COMGETTER(Operation)(&ulOperation);
if (FAILED(hrc))
break;
ULONG ulCurrentOperationPercent = 0;
hrc = progress->COMGETTER(OperationPercent(&ulCurrentOperationPercent));
if (FAILED(hrc))
break;
if (ulLastOperation != ulOperation)
{
hrc = progress->COMGETTER(OperationDescription(bstrOperationDescription.asOutParam()));
if (FAILED(hrc))
break;
ulLastPercent = (ULONG)-1; // force print
ulLastOperation = ulOperation;
}
if ( ulCurrentPercent != ulLastPercent
|| ulCurrentOperationPercent != ulLastOperationPercent
)
{
LONG lSecsRem = 0;
progress->COMGETTER(TimeRemaining)(&lSecsRem);
RTStrmPrintf(g_pStdErr, "(%u/%u) %ls %02u%% => %02u%% (%d s remaining)\n", ulOperation + 1, cOperations,
bstrOperationDescription.raw(), ulCurrentOperationPercent, ulCurrentPercent, lSecsRem);
ulLastPercent = ulCurrentPercent;
ulLastOperationPercent = ulCurrentOperationPercent;
}
}
else
{
/* did we cross a 10% mark? */
if (ulCurrentPercent / 10 > ulLastPercent / 10)
{
/* make sure to also print out missed steps */
for (ULONG curVal = (ulLastPercent / 10) * 10 + 10; curVal <= (ulCurrentPercent / 10) * 10; curVal += 10)
{
if (curVal < 100)
{
RTStrmPrintf(g_pStdErr, "%u%%...", curVal);
RTStrmFlush(g_pStdErr);
}
}
ulLastPercent = (ulCurrentPercent / 10) * 10;
}
}
if (fCompleted)
break;
/* process async cancelation */
if (g_fCanceled && !fCanceledAlready)
{
hrc = progress->Cancel();
if (SUCCEEDED(hrc))
fCanceledAlready = true;
else
g_fCanceled = false;
}
/* make sure the loop is not too tight */
progress->WaitForCompletion(100);
NativeEventQueue::getMainEventQueue()->processEventQueue(0);
hrc = progress->COMGETTER(Completed(&fCompleted));
}
/* undo signal handling */
if (fCancelable)
{
signal(SIGINT, SIG_DFL);
#ifdef SIGBREAK
signal(SIGBREAK, SIG_DFL);
#endif
}
/* complete the line. */
LONG iRc = E_FAIL;
hrc = progress->COMGETTER(ResultCode)(&iRc);
if (SUCCEEDED(hrc))
{
if (SUCCEEDED(iRc))
RTStrmPrintf(g_pStdErr, "100%%\n");
else if (g_fCanceled)
RTStrmPrintf(g_pStdErr, "CANCELED\n");
else
{
if (!g_fDetailedProgress)
RTStrmPrintf(g_pStdErr, "\n");
RTStrmPrintf(g_pStdErr, "Progress state: %Rhrc\n", iRc);
}
hrc = iRc;
}
else
{
if (!g_fDetailedProgress)
RTStrmPrintf(g_pStdErr, "\n");
RTStrmPrintf(g_pStdErr, "Progress object failure: %Rhrc\n", hrc);
}
RTStrmFlush(g_pStdErr);
return hrc;
}
#ifdef RT_OS_WINDOWS
// Required for ATL
static CComModule _Module;
#endif
#endif /* !VBOX_ONLY_DOCS */
#ifndef VBOX_ONLY_DOCS
RTEXITCODE readPasswordFile(const char *pszFilename, com::Utf8Str *pPasswd)
{
size_t cbFile;
char szPasswd[512];
int vrc = VINF_SUCCESS;
RTEXITCODE rcExit = RTEXITCODE_SUCCESS;
bool fStdIn = !strcmp(pszFilename, "stdin");
PRTSTREAM pStrm;
if (!fStdIn)
vrc = RTStrmOpen(pszFilename, "r", &pStrm);
else
pStrm = g_pStdIn;
if (RT_SUCCESS(vrc))
{
vrc = RTStrmReadEx(pStrm, szPasswd, sizeof(szPasswd)-1, &cbFile);
if (RT_SUCCESS(vrc))
{
if (cbFile >= sizeof(szPasswd)-1)
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Provided password in file '%s' is too long", pszFilename);
else
{
unsigned i;
for (i = 0; i < cbFile && !RT_C_IS_CNTRL(szPasswd[i]); i++)
;
szPasswd[i] = '\0';
*pPasswd = szPasswd;
}
}
else
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Cannot read password from file '%s': %Rrc", pszFilename, vrc);
if (!fStdIn)
RTStrmClose(pStrm);
}
else
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Cannot open password file '%s' (%Rrc)", pszFilename, vrc);
return rcExit;
}
static RTEXITCODE settingsPasswordFile(ComPtr<IVirtualBox> virtualBox, const char *pszFilename)
{
com::Utf8Str passwd;
RTEXITCODE rcExit = readPasswordFile(pszFilename, &passwd);
if (rcExit == RTEXITCODE_SUCCESS)
{
int rc;
CHECK_ERROR(virtualBox, SetSettingsSecret(com::Bstr(passwd).raw()));
if (FAILED(rc))
rcExit = RTEXITCODE_FAILURE;
}
return rcExit;
}
RTEXITCODE readPasswordFromConsole(com::Utf8Str *pPassword, const char *pszPrompt, ...)
{
RTEXITCODE rcExit = RTEXITCODE_SUCCESS;
char aszPwdInput[_1K] = { 0 };
va_list vaArgs;
va_start(vaArgs, pszPrompt);
int vrc = RTStrmPrintfV(g_pStdOut, pszPrompt, vaArgs);
if (RT_SUCCESS(vrc))
{
bool fEchoOld = false;
vrc = RTStrmInputGetEchoChars(g_pStdIn, &fEchoOld);
if (RT_SUCCESS(vrc))
{
vrc = RTStrmInputSetEchoChars(g_pStdIn, false);
if (RT_SUCCESS(vrc))
{
vrc = RTStrmGetLine(g_pStdIn, &aszPwdInput[0], sizeof(aszPwdInput));
if (RT_SUCCESS(vrc))
*pPassword = aszPwdInput;
else
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Failed read password from command line (%Rrc)", vrc);
int vrc2 = RTStrmInputSetEchoChars(g_pStdIn, fEchoOld);
AssertRC(vrc2);
}
else
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Failed to disable echoing typed characters (%Rrc)", vrc);
}
else
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Failed to retrieve echo setting (%Rrc)", vrc);
RTStrmPutStr(g_pStdOut, "\n");
}
else
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Failed to print prompt (%Rrc)", vrc);
va_end(vaArgs);
return rcExit;
}
#endif
int main(int argc, char *argv[])
{
/*
* Before we do anything, init the runtime without loading
* the support driver.
*/
RTR3InitExe(argc, &argv, 0);
/*
* Parse the global options
*/
bool fShowLogo = false;
bool fShowHelp = false;
int iCmd = 1;
int iCmdArg;
const char *g_pszSettingsPw = NULL;
const char *g_pszSettingsPwFile = NULL;
for (int i = 1; i < argc || argc <= iCmd; i++)
{
if ( argc <= iCmd
|| !strcmp(argv[i], "help")
|| !strcmp(argv[i], "-?")
|| !strcmp(argv[i], "-h")
|| !strcmp(argv[i], "-help")
|| !strcmp(argv[i], "--help"))
{
if (i >= argc - 1)
{
showLogo(g_pStdOut);
printUsage(USAGE_ALL, ~0U, g_pStdOut);
return 0;
}
fShowLogo = true;
fShowHelp = true;
iCmd++;
continue;
}
if ( !strcmp(argv[i], "-v")
|| !strcmp(argv[i], "-version")
|| !strcmp(argv[i], "-Version")
|| !strcmp(argv[i], "--version"))
{
/* Print version number, and do nothing else. */
RTPrintf("%sr%d\n", VBOX_VERSION_STRING, RTBldCfgRevision());
return 0;
}
if ( !strcmp(argv[i], "--dumpopts")
|| !strcmp(argv[i], "-dumpopts"))
{
/* Special option to dump really all commands,
* even the ones not understood on this platform. */
printUsage(USAGE_DUMPOPTS, ~0U, g_pStdOut);
return 0;
}
if ( !strcmp(argv[i], "--nologo")
|| !strcmp(argv[i], "-nologo")
|| !strcmp(argv[i], "-q"))
{
/* suppress the logo */
fShowLogo = false;
iCmd++;
}
else if ( !strcmp(argv[i], "--detailed-progress")
|| !strcmp(argv[i], "-d"))
{
/* detailed progress report */
g_fDetailedProgress = true;
iCmd++;
}
else if (!strcmp(argv[i], "--settingspw"))
{
if (i >= argc-1)
return RTMsgErrorExit(RTEXITCODE_FAILURE,
"Password expected");
/* password for certain settings */
g_pszSettingsPw = argv[i+1];
iCmd += 2;
}
else if (!strcmp(argv[i], "--settingspwfile"))
{
if (i >= argc-1)
return RTMsgErrorExit(RTEXITCODE_FAILURE,
"No password file specified");
g_pszSettingsPwFile = argv[i+1];
iCmd += 2;
}
else
break;
}
iCmdArg = iCmd + 1;
if (fShowLogo)
showLogo(g_pStdOut);
#ifndef VBOX_ONLY_DOCS
/*
* Initialize COM.
*/
using namespace com;
HRESULT hrc = com::Initialize();
# ifdef VBOX_WITH_XPCOM
if (hrc == NS_ERROR_FILE_ACCESS_DENIED)
{
char szHome[RTPATH_MAX] = "";
com::GetVBoxUserHomeDirectory(szHome, sizeof(szHome));
return RTMsgErrorExit(RTEXITCODE_FAILURE,
"Failed to initialize COM because the global settings directory '%s' is not accessible!", szHome);
}
# endif
if (FAILED(hrc))
return RTMsgErrorExit(RTEXITCODE_FAILURE, "Failed to initialize COM!");
RTEXITCODE rcExit = RTEXITCODE_FAILURE;
do
{
///////////////////////////////////////////////////////////////////////////
// scopes all the stuff till shutdown
/*
* convertfromraw: does not need a VirtualBox instantiation.
*/
if (argc >= iCmdArg && ( !strcmp(argv[iCmd], "convertfromraw")
|| !strcmp(argv[iCmd], "convertdd")))
{
rcExit = handleConvertFromRaw(argc - iCmdArg, argv + iCmdArg);
break;
}
/*
* Get the remote VirtualBox object and create a local session object.
*/
ComPtr<IVirtualBox> virtualBox;
ComPtr<ISession> session;
hrc = virtualBox.createLocalObject(CLSID_VirtualBox);
if (FAILED(hrc))
RTMsgError("Failed to create the VirtualBox object!");
else
{
hrc = session.createInprocObject(CLSID_Session);
if (FAILED(hrc))
RTMsgError("Failed to create a session object!");
}
if (FAILED(hrc))
{
com::ErrorInfo info;
if (!info.isFullAvailable() && !info.isBasicAvailable())
{
com::GluePrintRCMessage(hrc);
RTMsgError("Most likely, the VirtualBox COM server is not running or failed to start.");
}
else
com::GluePrintErrorInfo(info);
break;
}
/*
* All registered command handlers
*/
static const struct
{
const char *command;
USAGECATEGORY help;
int (*handler)(HandlerArg *a);
} s_commandHandlers[] =
{
{ "internalcommands", 0, handleInternalCommands },
{ "list", USAGE_LIST, handleList },
{ "showvminfo", USAGE_SHOWVMINFO, handleShowVMInfo },
{ "registervm", USAGE_REGISTERVM, handleRegisterVM },
{ "unregistervm", USAGE_UNREGISTERVM, handleUnregisterVM },
{ "clonevm", USAGE_CLONEVM, handleCloneVM },
{ "mediumproperty", USAGE_MEDIUMPROPERTY, handleMediumProperty },
{ "hdproperty", USAGE_MEDIUMPROPERTY, handleMediumProperty }, /* backward compatibility */
{ "createmedium", USAGE_CREATEMEDIUM, handleCreateMedium },
{ "createhd", USAGE_CREATEMEDIUM, handleCreateMedium }, /* backward compatibility */
{ "createvdi", USAGE_CREATEMEDIUM, handleCreateMedium }, /* backward compatibility */
{ "modifymedium", USAGE_MODIFYMEDIUM, handleModifyMedium },
{ "modifyhd", USAGE_MODIFYMEDIUM, handleModifyMedium }, /* backward compatibility */
{ "modifyvdi", USAGE_MODIFYMEDIUM, handleModifyMedium }, /* backward compatibility */
{ "clonemedium", USAGE_CLONEMEDIUM, handleCloneMedium },
{ "clonehd", USAGE_CLONEMEDIUM, handleCloneMedium }, /* backward compatibility */
{ "clonevdi", USAGE_CLONEMEDIUM, handleCloneMedium }, /* backward compatibility */
{ "encryptmedium", USAGE_ENCRYPTMEDIUM, handleEncryptMedium},
{ "checkmediumpwd", USAGE_MEDIUMENCCHKPWD, handleCheckMediumPassword},
{ "createvm", USAGE_CREATEVM, handleCreateVM },
{ "modifyvm", USAGE_MODIFYVM, handleModifyVM },
{ "startvm", USAGE_STARTVM, handleStartVM },
{ "controlvm", USAGE_CONTROLVM, handleControlVM },
{ "discardstate", USAGE_DISCARDSTATE, handleDiscardState },
{ "adoptstate", USAGE_ADOPTSTATE, handleAdoptState },
{ "snapshot", USAGE_SNAPSHOT, handleSnapshot },
{ "closemedium", USAGE_CLOSEMEDIUM, handleCloseMedium },
{ "storageattach", USAGE_STORAGEATTACH, handleStorageAttach },
{ "storagectl", USAGE_STORAGECONTROLLER, handleStorageController },
{ "showmediuminfo", USAGE_SHOWMEDIUMINFO, handleShowMediumInfo },
{ "showhdinfo", USAGE_SHOWMEDIUMINFO, handleShowMediumInfo }, /* backward compatibility */
{ "showvdiinfo", USAGE_SHOWMEDIUMINFO, handleShowMediumInfo }, /* backward compatibility */
{ "getextradata", USAGE_GETEXTRADATA, handleGetExtraData },
{ "setextradata", USAGE_SETEXTRADATA, handleSetExtraData },
{ "setproperty", USAGE_SETPROPERTY, handleSetProperty },
{ "usbfilter", USAGE_USBFILTER, handleUSBFilter },
{ "sharedfolder", USAGE_SHAREDFOLDER, handleSharedFolder },
#ifdef VBOX_WITH_GUEST_PROPS
{ "guestproperty", USAGE_GUESTPROPERTY, handleGuestProperty },
#endif
#ifdef VBOX_WITH_GUEST_CONTROL
{ "guestcontrol", USAGE_GUESTCONTROL, handleGuestControl },
#endif
{ "metrics", USAGE_METRICS, handleMetrics },
{ "import", USAGE_IMPORTAPPLIANCE, handleImportAppliance },
{ "export", USAGE_EXPORTAPPLIANCE, handleExportAppliance },
#ifdef VBOX_WITH_NETFLT
{ "hostonlyif", USAGE_HOSTONLYIFS, handleHostonlyIf },
#endif
{ "dhcpserver", USAGE_DHCPSERVER, handleDHCPServer},
#ifdef VBOX_WITH_NAT_SERVICE
{ "natnetwork", USAGE_NATNETWORK, handleNATNetwork},
#endif
{ "extpack", USAGE_EXTPACK, handleExtPack},
{ "bandwidthctl", USAGE_BANDWIDTHCONTROL, handleBandwidthControl},
{ "debugvm", USAGE_DEBUGVM, handleDebugVM},
{ NULL, 0, NULL }
};
if (g_pszSettingsPw)
{
int rc;
CHECK_ERROR(virtualBox, SetSettingsSecret(Bstr(g_pszSettingsPw).raw()));
if (FAILED(rc))
{
rcExit = RTEXITCODE_FAILURE;
break;
}
}
else if (g_pszSettingsPwFile)
{
rcExit = settingsPasswordFile(virtualBox, g_pszSettingsPwFile);
if (rcExit != RTEXITCODE_SUCCESS)
break;
}
HandlerArg handlerArg = { 0, NULL, virtualBox, session };
int commandIndex;
for (commandIndex = 0; s_commandHandlers[commandIndex].command != NULL; commandIndex++)
{
if (!strcmp(s_commandHandlers[commandIndex].command, argv[iCmd]))
{
handlerArg.argc = argc - iCmdArg;
handlerArg.argv = &argv[iCmdArg];
if ( fShowHelp
|| ( argc - iCmdArg == 0
&& s_commandHandlers[commandIndex].help))
{
printUsage(s_commandHandlers[commandIndex].help, ~0U, g_pStdOut);
rcExit = RTEXITCODE_FAILURE; /* error */
}
else
rcExit = (RTEXITCODE)s_commandHandlers[commandIndex].handler(&handlerArg); /** @todo Change to return RTEXITCODE. */
break;
}
}
if (!s_commandHandlers[commandIndex].command)
{
/* Help topics. */
if (fShowHelp && !strcmp(argv[iCmd], "commands"))
{
RTPrintf("commands:\n");
for (unsigned i = 0; i < RT_ELEMENTS(s_commandHandlers) - 1; i++)
if ( i == 0 /* skip backwards compatibility entries */
|| s_commandHandlers[i].help != s_commandHandlers[i - 1].help)
RTPrintf(" %s\n", s_commandHandlers[i].command);
}
else
rcExit = errorSyntax(USAGE_ALL, "Invalid command '%s'", Utf8Str(argv[iCmd]).c_str());
}
/* Although all handlers should always close the session if they open it,
* we do it here just in case if some of the handlers contains a bug --
* leaving the direct session not closed will turn the machine state to
* Aborted which may have unwanted side effects like killing the saved
* state file (if the machine was in the Saved state before). */
session->UnlockMachine();
NativeEventQueue::getMainEventQueue()->processEventQueue(0);
// end "all-stuff" scope
///////////////////////////////////////////////////////////////////////////
} while (0);
com::Shutdown();
return rcExit;
#else /* VBOX_ONLY_DOCS */
return RTEXITCODE_SUCCESS;
#endif /* VBOX_ONLY_DOCS */
}