ConsoleImplTeleporter.cpp revision 4ffa88e3c640c58346df49580a7d02f5b389f75f
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/* $Id$ */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/** @file
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * VBox Console COM Class implementation, The Teleporter Part.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/*
c58f1213e628a545081c70e26c6b67a841cff880vboxsync * Copyright (C) 2009 Sun Microsystems, Inc.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
82bcaaf8077ba892f39afb721dca149353c63d2cvboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
82bcaaf8077ba892f39afb721dca149353c63d2cvboxsync * available from http://www.virtualbox.org. This file is free software;
82bcaaf8077ba892f39afb721dca149353c63d2cvboxsync * you can redistribute it and/or modify it under the terms of the GNU
82bcaaf8077ba892f39afb721dca149353c63d2cvboxsync * General Public License (GPL) as published by the Free Software
82bcaaf8077ba892f39afb721dca149353c63d2cvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
82bcaaf8077ba892f39afb721dca149353c63d2cvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
82bcaaf8077ba892f39afb721dca149353c63d2cvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Clara, CA 95054 USA or visit http://www.sun.com if you need
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * additional information or have any questions.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
43747b1f0bc8302a238fb35e55857a5e9aa1933dvboxsync
43747b1f0bc8302a238fb35e55857a5e9aa1933dvboxsync/*******************************************************************************
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync* Header Files *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync*******************************************************************************/
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include "ConsoleImpl.h"
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include "Global.h"
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include "Logging.h"
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include "ProgressImpl.h"
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include <iprt/err.h>
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include <iprt/rand.h>
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include <iprt/tcp.h>
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include <iprt/timer.h>
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include <VBox/vmapi.h>
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include <VBox/ssm.h>
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include <VBox/err.h>
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include <VBox/version.h>
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#include <VBox/com/string.h>
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/*******************************************************************************
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync* Structures and Typedefs *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync*******************************************************************************/
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Base class for the teleporter state.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * These classes are used as advanced structs, not as proper classes.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncclass TeleporterState
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncpublic:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ComPtr<Console> mptrConsole;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync PVM mpVM;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ComObjPtr<Progress> mptrProgress;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Utf8Str mstrPassword;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync bool const mfIsSource;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /** @name stream stuff
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @{ */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTSOCKET mhSocket;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync uint64_t moffStream;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync uint32_t mcbReadBlock;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync bool volatile mfStopReading;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync bool volatile mfEndOfStream;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync bool volatile mfIOError;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /** @} */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterState(Console *pConsole, PVM pVM, Progress *pProgress, bool fIsSource)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync : mptrConsole(pConsole)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mpVM(pVM)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mptrProgress(pProgress)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mfIsSource(fIsSource)
600b0aeb7dd11b9cc436bf3a948a70353102fad9vboxsync , mhSocket(NIL_RTSOCKET)
600b0aeb7dd11b9cc436bf3a948a70353102fad9vboxsync , moffStream(UINT64_MAX / 2)
600b0aeb7dd11b9cc436bf3a948a70353102fad9vboxsync , mcbReadBlock(0)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mfStopReading(false)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mfEndOfStream(false)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mfIOError(false)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync};
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Teleporter state used by the source side.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncclass TeleporterStateSrc : public TeleporterState
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncpublic:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Utf8Str mstrHostname;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync uint32_t muPort;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync MachineState_T menmOldMachineState;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterStateSrc(Console *pConsole, PVM pVM, Progress *pProgress, MachineState_T enmOldMachineState)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync : TeleporterState(pConsole, pVM, pProgress, true /*fIsSource*/)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , muPort(UINT32_MAX)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , menmOldMachineState(enmOldMachineState)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync};
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Teleporter state used by the destiation side.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncclass TeleporterStateTrg : public TeleporterState
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncpublic:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync IMachine *mpMachine;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync PRTTCPSERVER mhServer;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync PRTTIMERLR mphTimerLR;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync bool mfStartPaused;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int mRc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterStateTrg(Console *pConsole, PVM pVM, Progress *pProgress,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync IMachine *pMachine, PRTTIMERLR phTimerLR, bool fStartPaused)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync : TeleporterState(pConsole, pVM, pProgress, false /*fIsSource*/)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mpMachine(pMachine)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mhServer(NULL)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mphTimerLR(phTimerLR)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mfStartPaused(false)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync , mRc(VINF_SUCCESS)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync};
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * TCP stream header.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * This is an extra layer for fixing the problem with figuring out when the SSM
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * stream ends.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsynctypedef struct TELEPORTERTCPHDR
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /** Magic value. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync uint32_t u32Magic;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /** The size of the data block following this header.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * 0 indicates the end of the stream. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync uint32_t cb;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync} TELEPORTERTCPHDR;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/** Magic value for TELEPORTERTCPHDR::u32Magic. (Egberto Gismonti Amin) */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#define TELEPORTERTCPHDR_MAGIC UINT32_C(0x19471205)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/** The max block size. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync#define TELEPORTERTCPHDR_MAX_SIZE UINT32_C(0x00fffff8)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/*******************************************************************************
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync* Global Variables *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync*******************************************************************************/
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic const char g_szWelcome[] = "VirtualBox-Teleporter-1.0\n";
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Reads a string from the socket.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @returns VBox status code.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pState The teleporter state structure.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pszBuf The output buffer.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param cchBuf The size of the output buffer.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic int teleporterTcpReadLine(TeleporterState *pState, char *pszBuf, size_t cchBuf)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync char *pszStart = pszBuf;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTSOCKET Sock = pState->mhSocket;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AssertReturn(cchBuf > 1, VERR_INTERNAL_ERROR);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *pszBuf = '\0';
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* dead simple approach. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync for (;;)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync char ch;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int rc = RTTcpRead(Sock, &ch, sizeof(ch), NULL);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: RTTcpRead -> %Rrc while reading string ('%s')\n", rc, pszStart));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if ( ch == '\n'
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync || ch == '\0')
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (cchBuf <= 1)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: String buffer overflow: '%s'\n", pszStart));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_BUFFER_OVERFLOW;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *pszBuf++ = ch;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *pszBuf = '\0';
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync cchBuf--;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Reads an ACK or NACK.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @returns S_OK on ACK, E_FAIL+setError() on failure or NACK.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pState The teleporter source state.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pszWhich Which ACK is this this?
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pszNAckMsg Optional NACK message.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @remarks the setError laziness forces this to be a Console member.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncHRESULT
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncConsole::teleporterSrcReadACK(TeleporterStateSrc *pState, const char *pszWhich,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync const char *pszNAckMsg /*= NULL*/)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync char szMsg[128];
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int vrc = teleporterTcpReadLine(pState, szMsg, sizeof(szMsg));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, tr("Failed reading ACK(%s): %Rrc"), pszWhich, vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (strcmp(szMsg, "ACK"))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (!strncmp(szMsg, "NACK=", sizeof("NACK=") - 1))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int32_t vrc2;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTStrToInt32Full(&szMsg[sizeof("NACK=") - 1], 10, &vrc2);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (vrc == VINF_SUCCESS)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pszNAckMsg)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: %s: NACK=%Rrc (%d)\n", pszWhich, vrc2, vrc2));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, pszNAckMsg);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, "NACK(%s) - %Rrc (%d)", pszWhich, vrc2, vrc2);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, tr("%s: Expected ACK or NACK, got '%s'"), pszWhich, szMsg);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return S_OK;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Submitts a command to the destination and waits for the ACK.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @returns S_OK on ACKed command, E_FAIL+setError() on failure.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pState The teleporter source state.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pszCommand The command.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param fWaitForAck Whether to wait for the ACK.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @remarks the setError laziness forces this to be a Console member.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncHRESULT
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncConsole::teleporterSrcSubmitCommand(TeleporterStateSrc *pState, const char *pszCommand, bool fWaitForAck /*= true*/)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync size_t cchCommand = strlen(pszCommand);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int vrc = RTTcpWrite(pState->mhSocket, pszCommand, cchCommand);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_SUCCESS(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTcpWrite(pState->mhSocket, "\n", sizeof("\n") - 1);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_SUCCESS(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTcpFlush(pState->mhSocket);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, tr("Failed writing command '%s': %Rrc"), pszCommand, vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (!fWaitForAck)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return S_OK;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return teleporterSrcReadACK(pState, pszCommand);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @copydoc SSMSTRMOPS::pfnWrite
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic DECLCALLBACK(int) teleporterTcpOpWrite(void *pvUser, uint64_t offStream, const void *pvBuf, size_t cbToWrite)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterState *pState = (TeleporterState *)pvUser;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AssertReturn(cbToWrite > 0, VINF_SUCCESS);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AssertReturn(pState->mfIsSource, VERR_INVALID_HANDLE);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync for (;;)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* Write block header. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TELEPORTERTCPHDR Hdr;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Hdr.u32Magic = TELEPORTERTCPHDR_MAGIC;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Hdr.cb = RT_MIN(cbToWrite, TELEPORTERTCPHDR_MAX_SIZE);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int rc = RTTcpWrite(pState->mhSocket, &Hdr, sizeof(Hdr));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter/TCP: Header write error: %Rrc\n", rc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* Write the data. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync rc = RTTcpWrite(pState->mhSocket, pvBuf, Hdr.cb);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter/TCP: Data write error: %Rrc (cb=%#x)\n", rc, Hdr.cb));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->moffStream += Hdr.cb;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (Hdr.cb == cbToWrite)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* advance */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync cbToWrite -= Hdr.cb;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pvBuf = (uint8_t const *)pvBuf + Hdr.cb;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Selects and poll for close condition.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * We can use a relatively high poll timeout here since it's only used to get
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * us out of error paths. In the normal cause of events, we'll get a
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * end-of-stream header.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @returns VBox status code.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pState The teleporter state data.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic int teleporterTcpReadSelect(TeleporterState *pState)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync do
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync rc = RTTcpSelectOne(pState->mhSocket, 1000);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc) && rc != VERR_TIMEOUT)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mfIOError = true;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter/TCP: Header select error: %Rrc\n", rc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->mfStopReading)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync rc = VERR_EOF;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync } while (rc == VERR_TIMEOUT);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @copydoc SSMSTRMOPS::pfnRead
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic DECLCALLBACK(int) teleporterTcpOpRead(void *pvUser, uint64_t offStream, void *pvBuf, size_t cbToRead, size_t *pcbRead)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterState *pState = (TeleporterState *)pvUser;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AssertReturn(!pState->mfIsSource, VERR_INVALID_HANDLE);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync for (;;)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Check for various conditions and may have been signalled.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->mfEndOfStream)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_EOF;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->mfStopReading)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_EOF;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->mfIOError)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_IO_GEN_FAILURE;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * If there is no more data in the current block, read the next
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * block header.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (!pState->mcbReadBlock)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync rc = teleporterTcpReadSelect(pState);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TELEPORTERTCPHDR Hdr;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync rc = RTTcpRead(pState->mhSocket, &Hdr, sizeof(Hdr), NULL);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mfIOError = true;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter/TCP: Header read error: %Rrc\n", rc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if ( Hdr.u32Magic != TELEPORTERTCPHDR_MAGIC
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync || Hdr.cb > TELEPORTERTCPHDR_MAX_SIZE)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mfIOError = true;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter/TCP: Invalid block: u32Magic=%#x cb=%#x\n", Hdr.u32Magic, Hdr.cb));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_IO_GEN_FAILURE;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mcbReadBlock = Hdr.cb;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (!Hdr.cb)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mfEndOfStream = true;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_EOF;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->mfStopReading)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_EOF;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Read more data.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync rc = teleporterTcpReadSelect(pState);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync size_t cb = RT_MIN(pState->mcbReadBlock, cbToRead);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync rc = RTTcpRead(pState->mhSocket, pvBuf, cb, pcbRead);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mfIOError = true;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter/TCP: Data read error: %Rrc (cb=%#x)\n", rc, cb));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pcbRead)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->moffStream += *pcbRead;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mcbReadBlock -= *pcbRead;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->moffStream += cb;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mcbReadBlock -= cb;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (cbToRead == cb)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* Advance to the next block. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync cbToRead -= cb;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pvBuf = (uint8_t *)pvBuf + cb;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @copydoc SSMSTRMOPS::pfnSeek
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic DECLCALLBACK(int) teleporterTcpOpSeek(void *pvUser, int64_t offSeek, unsigned uMethod, uint64_t *poffActual)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_NOT_SUPPORTED;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @copydoc SSMSTRMOPS::pfnTell
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic DECLCALLBACK(uint64_t) teleporterTcpOpTell(void *pvUser)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterState *pState = (TeleporterState *)pvUser;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return pState->moffStream;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @copydoc SSMSTRMOPS::pfnSize
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic DECLCALLBACK(int) teleporterTcpOpSize(void *pvUser, uint64_t *pcb)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_NOT_SUPPORTED;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @copydoc SSMSTRMOPS::pfnClose
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic DECLCALLBACK(int) teleporterTcpOpClose(void *pvUser)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterState *pState = (TeleporterState *)pvUser;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->mfIsSource)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TELEPORTERTCPHDR EofHdr = { TELEPORTERTCPHDR_MAGIC, 0 };
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int rc = RTTcpWrite(pState->mhSocket, &EofHdr, sizeof(EofHdr));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_SUCCESS(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync rc = RTTcpFlush(pState->mhSocket);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter/TCP: EOF Header write error: %Rrc\n", rc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ASMAtomicWriteBool(&pState->mfStopReading, true);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTcpFlush(pState->mhSocket);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Method table for a TCP based stream.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic SSMSTRMOPS const g_teleporterTcpOps =
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync SSMSTRMOPS_VERSION,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpOpWrite,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpOpRead,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpOpSeek,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpOpTell,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpOpSize,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpOpClose,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync SSMSTRMOPS_VERSION
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync};
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Progress cancelation callback.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic void teleporterProgressCancelCallback(void *pvUser)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterState *pState = (TeleporterState *)pvUser;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync SSMR3Cancel(pState->mpVM);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (!pState->mfIsSource)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterStateTrg *pStateTrg = (TeleporterStateTrg *)pState;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTcpServerShutdown(pStateTrg->mhServer);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @copydoc PFNVMPROGRESS
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic DECLCALLBACK(int) teleporterProgressCallback(PVM pVM, unsigned uPercent, void *pvUser)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterState *pState = (TeleporterState *)pvUser;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->mptrProgress)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync HRESULT hrc = pState->mptrProgress->SetCurrentOperationProgress(uPercent);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* check if the failure was caused by cancellation. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync BOOL fCancelled;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = pState->mptrProgress->COMGETTER(Canceled)(&fCancelled);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (SUCCEEDED(hrc) && fCancelled)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync SSMR3Cancel(pState->mpVM);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_SSM_CANCELLED;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @copydoc FNRTTIMERLR
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic DECLCALLBACK(void) teleporterDstTimeout(RTTIMERLR hTimerLR, void *pvUser, uint64_t iTick)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* This is harmless for any open connections. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTcpServerShutdown((PRTTCPSERVER)pvUser);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Do the teleporter.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @returns VBox status code.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pState The teleporter state.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncHRESULT
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncConsole::teleporterSrc(TeleporterStateSrc *pState)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AutoCaller autoCaller(this);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync CheckComRCReturnRC(autoCaller.rc());
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Wait for Console::Teleport to change the state.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync { AutoWriteLock autoLock(); }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync BOOL fCancelled = TRUE;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync HRESULT hrc = pState->mptrProgress->COMGETTER(Canceled)(&fCancelled);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return hrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (fCancelled)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, tr("cancelled"));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Try connect to the destination machine.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * (Note. The caller cleans up mhSocket, so we can return without worries.)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int vrc = RTTcpClientConnect(pState->mstrHostname.c_str(), pState->muPort, &pState->mhSocket);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, tr("Failed to connect to port %u on '%s': %Rrc"),
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->muPort, pState->mstrHostname.c_str(), vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* Read and check the welcome message. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync char szLine[RT_MAX(128, sizeof(g_szWelcome))];
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RT_ZERO(szLine);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTcpRead(pState->mhSocket, szLine, sizeof(g_szWelcome) - 1, NULL);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, tr("Failed to read welcome message: %Rrc"), vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (strcmp(szLine, g_szWelcome))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, tr("Unexpected welcome %.*Rhxs"), sizeof(g_szWelcome) - 1, szLine);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* password */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mstrPassword.append('\n');
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTcpWrite(pState->mhSocket, pState->mstrPassword.c_str(), pState->mstrPassword.length());
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, tr("Failed to send password: %Rrc"), vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* ACK */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = teleporterSrcReadACK(pState, "password", tr("Invalid password"));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return hrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Do compatability checks of the VM config and the host hardware.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /** @todo later
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Update: As much as possible will be taken care of by the first snapshot
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * pass. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Start loading the state.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = teleporterSrcSubmitCommand(pState, "load");
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return hrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync void *pvUser = static_cast<void *>(static_cast<TeleporterState *>(pState));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VMR3Teleport(pState->mpVM, &g_teleporterTcpOps, pvUser, teleporterProgressCallback, pvUser);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(E_FAIL, tr("VMR3Teleport -> %Rrc"), vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = teleporterSrcReadACK(pState, "load-complete");
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return hrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * If we're paused, mention this to the target side.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Note: This means you have to resume the target manually if you pause it
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * during the teleportation.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if ( vrc == VINF_SSM_LIVE_SUSPENDED
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync || pState->menmOldMachineState == MachineState_Paused)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = teleporterSrcSubmitCommand(pState, "pause");
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return hrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * State fun? Automatic power off?
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (!pState->mptrProgress->notifyPointOfNoReturn())
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterSrcSubmitCommand(pState, "cancel", false /*fWaitForAck*/);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return E_FAIL;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = teleporterSrcSubmitCommand(pState, "done");
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return hrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return S_OK;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Static thread method wrapper.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @returns VINF_SUCCESS (ignored).
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param hThread The thread.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pvUser Pointer to a TeleporterStateSrc instance.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/*static*/ DECLCALLBACK(int)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncConsole::teleporterSrcThreadWrapper(RTTHREAD hThread, void *pvUser)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterStateSrc *pState = (TeleporterStateSrc *)pvUser;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AutoVMCaller autoVMCaller(pState->mptrConsole);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync HRESULT hrc = autoVMCaller.rc();
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (SUCCEEDED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = pState->mptrConsole->teleporterSrc(pState);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* (Ignore the return here as teleporterSrc deals with cancellation.) */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mptrProgress->notifyComplete(hrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mptrProgress->setCancelCallback(NULL, NULL);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Deal with the state machinery after taking the console object lock.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AutoWriteLock autoLock(pState->mptrConsole);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if ( pState->mptrConsole->mMachineState == MachineState_Teleporting
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync || pState->mptrConsole->mMachineState == MachineState_TeleportingPausedVM
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync )
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/** @todo shut down the VM and deal with Pause() and PowerDown() calls!! */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync VMSTATE enmVMState = VMR3GetState(pState->mpVM);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (SUCCEEDED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (enmVMState == VMSTATE_SUSPENDED)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mptrConsole->setMachineState(MachineState_TeleportingPausedVM);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync switch (enmVMState)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_RUNNING:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_RUNNING_LS:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_DEBUGGING:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_DEBUGGING_LS:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_POWERING_OFF:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_POWERING_OFF_LS:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_RESETTING:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_RESETTING_LS:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->menmOldMachineState == MachineState_Running)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mptrConsole->setMachineState(MachineState_Running);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mptrConsole->setMachineState(MachineState_Paused);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_GURU_MEDITATION:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_GURU_MEDITATION_LS:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mptrConsole->setMachineState(MachineState_Stuck);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync default:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AssertMsgFailed(("%s\n", VMR3GetStateName(enmVMState)));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_SUSPENDED:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_SUSPENDED_LS:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_SUSPENDING:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_SUSPENDING_LS:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case VMSTATE_SUSPENDING_EXT_LS:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mptrConsole->setMachineState(MachineState_Paused);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /** @todo somehow make the VMM report back external pause even on error. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync autoLock.leave();
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync VMR3Resume(pState->mpVM);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Cleanup.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->mhSocket != NIL_RTSOCKET)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTcpClientClose(pState->mhSocket);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mhSocket = NIL_RTSOCKET;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync delete pState;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS; /* ignored */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Start teleporter to the specified target.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @returns COM status code.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param aHostname The name of the target host.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param aPort The TCP port number.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param aPassword The password.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param aProgress Where to return the progress object.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncSTDMETHODIMP
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncConsole::Teleport(IN_BSTR aHostname, ULONG aPort, IN_BSTR aPassword, IProgress **aProgress)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
8fff4af98a6c0e8e4e61f788d4fd56070879ae40vboxsync * Validate parameters, check+hold object status, write lock the object
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * and validate the state.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync CheckComArgOutPointerValid(aProgress);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync CheckComArgStrNotEmptyOrNull(aHostname);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync CheckComArgNotNull(aHostname);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync CheckComArgExprMsg(aPort, aPort > 0 && aPort <= 65535, ("is %u", aPort));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AutoCaller autoCaller(this);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync CheckComRCReturnRC(autoCaller.rc());
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AutoWriteLock autoLock(this);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogFlowThisFunc(("mMachineState=%d\n", mMachineState));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync switch (mMachineState)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case MachineState_Running:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync case MachineState_Paused:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync default:
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return setError(VBOX_E_INVALID_VM_STATE,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync tr("Invalid machine state: %s (must be Running or Paused)"),
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Global::stringifyMachineState(mMachineState));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Create a progress object, spawn a worker thread and change the state.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Note! The thread won't start working until we release the lock.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogFlowThisFunc(("Initiating TELEPORTER request...\n"));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ComObjPtr<Progress> ptrProgress;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync HRESULT hrc = ptrProgress.createObject();
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync CheckComRCReturnRC(hrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = ptrProgress->init(static_cast<IConsole *>(this),
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Bstr(tr("Teleporter")),
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TRUE /*aCancelable*/);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync CheckComRCReturnRC(hrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterStateSrc *pState = new TeleporterStateSrc(this, mpVM, ptrProgress, mMachineState);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mstrPassword = aPassword;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mstrHostname = aHostname;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->muPort = aPort;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync void *pvUser = static_cast<void *>(static_cast<TeleporterState *>(pState));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ptrProgress->setCancelCallback(teleporterProgressCancelCallback, pvUser);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int vrc = RTThreadCreate(NULL, Console::teleporterSrcThreadWrapper, (void *)pState, 0 /*cbStack*/,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTHREADTYPE_EMULATION, 0 /*fFlags*/, "Teleport");
d72aa6b0dab3e9b60aa78bfca99c767c48a406b0vboxsync if (RT_SUCCESS(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (mMachineState == MachineState_Running)
d72aa6b0dab3e9b60aa78bfca99c767c48a406b0vboxsync hrc = setMachineState(MachineState_Teleporting);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = setMachineState(MachineState_TeleportingPausedVM);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (SUCCEEDED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ptrProgress.queryInterfaceTo(aProgress);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ptrProgress->Cancel();
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ptrProgress->setCancelCallback(NULL, NULL);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync delete pState;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = setError(E_FAIL, tr("RTThreadCreate -> %Rrc"), vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return hrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Creates a TCP server that listens for the source machine and passes control
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * over to Console::teleporterTrgServeConnection().
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @returns VBox status code.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pVM The VM handle
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pMachine The IMachine for the virtual machine.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param fStartPaused Whether to start it in the Paused (true) or
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Running (false) state,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @param pProgress Pointer to the progress object.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @remarks The caller expects error information to be set on failure.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @todo Check that all the possible failure paths sets error info...
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncint
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncConsole::teleporterTrg(PVM pVM, IMachine *pMachine, bool fStartPaused, Progress *pProgress)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Get the config.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ULONG uPort;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync HRESULT hrc = pMachine->COMGETTER(TeleporterPort)(&uPort);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_GENERAL_FAILURE;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync ULONG const uPortOrg = uPort;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Bstr bstrAddress;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = pMachine->COMGETTER(TeleporterAddress)(bstrAddress.asOutParam());
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_GENERAL_FAILURE;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Utf8Str strAddress(bstrAddress);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync const char *pszAddress = strAddress.isEmpty() ? NULL : strAddress.c_str();
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Bstr bstrPassword;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = pMachine->COMGETTER(TeleporterPassword)(bstrPassword.asOutParam());
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_GENERAL_FAILURE;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync Utf8Str strPassword(bstrPassword);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync strPassword.append('\n'); /* To simplify password checking. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Create the TCP server.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int vrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync PRTTCPSERVER hServer;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (uPort)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTcpServerCreateEx(pszAddress, uPort, &hServer);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync for (int cTries = 10240; cTries > 0; cTries--)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync uPort = RTRandU32Ex(cTries >= 8192 ? 49152 : 1024, 65534);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTcpServerCreateEx(pszAddress, uPort, &hServer);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (vrc != VERR_NET_ADDRESS_IN_USE)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_SUCCESS(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = pMachine->COMSETTER(TeleporterPort)(uPort);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTcpServerDestroy(hServer);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_GENERAL_FAILURE;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return vrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Create a one-shot timer for timing out after 5 mins.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTIMERLR hTimerLR;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTimerLRCreateEx(&hTimerLR, 0 /*ns*/, RTTIMER_FLAGS_CPU_ANY, teleporterDstTimeout, hServer);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_SUCCESS(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTimerLRStart(hTimerLR, 5*60*UINT64_C(1000000000) /*ns*/);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_SUCCESS(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Do the job, when it returns we're done.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterStateTrg State(this, pVM, pProgress, pMachine, &hTimerLR, fStartPaused);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync State.mstrPassword = strPassword;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync State.mhServer = hServer;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync void *pvUser = static_cast<void *>(static_cast<TeleporterState *>(&State));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pProgress->setCancelCallback(teleporterProgressCancelCallback, pvUser))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTcpServerListen(hServer, Console::teleporterTrgServeConnection, &State);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pProgress->setCancelCallback(NULL, NULL);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync bool fPowerOff = false;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (vrc == VERR_TCP_SERVER_STOP)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = State.mRc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_SUCCESS(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (State.mfStartPaused)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync setMachineState(MachineState_Paused);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VMR3Resume(pVM);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* Power off the VM on failure unless the state callback
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync already did that. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync VMSTATE enmVMState = VMR3GetState(pVM);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if ( enmVMState != VMSTATE_OFF
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync && enmVMState != VMSTATE_POWERING_OFF)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync fPowerOff = true;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else if (vrc == VERR_TCP_SERVER_SHUTDOWN)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync BOOL fCancelled = TRUE;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync hrc = pProgress->COMGETTER(Canceled)(&fCancelled);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (FAILED(hrc) || fCancelled)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync setError(E_FAIL, tr("Teleporting canceled"));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VERR_SSM_CANCELLED;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync setError(E_FAIL, tr("Teleporter timed out waiting for incoming connection"));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VERR_TIMEOUT;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: RTTcpServerListen aborted - %Rrc\n", vrc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync fPowerOff = true;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: Unexpected RTTcpServerListen rc: %Rrc\n", vrc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VERR_IPE_UNEXPECTED_STATUS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync fPowerOff = true;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (fPowerOff)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int vrc2 = VMR3PowerOff(pVM);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync AssertRC(vrc2);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VERR_SSM_CANCELLED;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTimerLRDestroy(hTimerLR);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTcpServerDestroy(hServer);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * If we change TeleporterPort above, set it back to it's original
d0e467f88aeb4288b409908dbe1b96d07c7133b2vboxsync * value before returning.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (uPortOrg != uPort)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pMachine->COMSETTER(TeleporterPort)(uPortOrg);
1b05dcbc45071acbf6dff34dbac67f46c9ad5d3dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return vrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic int teleporterTcpWriteACK(TeleporterStateTrg *pState)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int rc = RTTcpWrite(pState->mhSocket, "ACK\n", sizeof("ACK\n") - 1);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: RTTcpWrite(,ACK,) -> %Rrc\n", rc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTcpFlush(pState->mhSocket);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncstatic int teleporterTcpWriteNACK(TeleporterStateTrg *pState, int32_t rc2)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync char szMsg[64];
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync size_t cch = RTStrPrintf(szMsg, sizeof(szMsg), "NACK=%d\n", rc2);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int rc = RTTcpWrite(pState->mhSocket, szMsg, cch);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(rc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: RTTcpWrite(,%s,%zu) -> %Rrc\n", szMsg, cch, rc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTcpFlush(pState->mhSocket);
1b05dcbc45071acbf6dff34dbac67f46c9ad5d3dvboxsync return rc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/**
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @copydoc FNRTTCPSERVE
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * @returns VINF_SUCCESS or VERR_TCP_SERVER_STOP.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync/*static*/ DECLCALLBACK(int)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsyncConsole::teleporterTrgServeConnection(RTSOCKET Sock, void *pvUser)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync{
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync TeleporterStateTrg *pState = (TeleporterStateTrg *)pvUser;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mhSocket = Sock;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Say hello.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync int vrc = RTTcpWrite(Sock, g_szWelcome, sizeof(g_szWelcome) - 1);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: Failed to write welcome message: %Rrc\n", vrc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Password (includes '\n', see teleporterTrg).
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync const char *pszPassword = pState->mstrPassword.c_str();
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync unsigned off = 0;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync while (pszPassword[off])
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync char ch;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = RTTcpRead(Sock, &ch, sizeof(ch), NULL);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if ( RT_FAILURE(vrc)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync || pszPassword[off] != ch)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: Password read failure (off=%u): %Rrc\n", off, vrc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: Invalid password (off=%u)\n", off));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpWriteNACK(pState, VERR_AUTHENTICATION_FAILURE);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync off++;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = teleporterTcpWriteACK(pState);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VINF_SUCCESS;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Stop the server and cancel the timeout timer.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Note! After this point we must return VERR_TCP_SERVER_STOP, while prior
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * to it we must not return that value!
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTcpServerShutdown(pState->mhServer);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync RTTimerLRDestroy(*pState->mphTimerLR);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync *pState->mphTimerLR = NIL_RTTIMERLR;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Command processing loop.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync for (;;)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync char szCmd[128];
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = teleporterTcpReadLine(pState, szCmd, sizeof(szCmd));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (!strcmp(szCmd, "load"))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = teleporterTcpWriteACK(pState);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->moffStream = 0;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync void *pvUser = static_cast<void *>(static_cast<TeleporterState *>(pState));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VMR3LoadFromStream(pState->mpVM, &g_teleporterTcpOps, pvUser,
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterProgressCallback, pvUser);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: VMR3LoadFromStream -> %Rrc\n", vrc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpWriteNACK(pState, vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* The EOS might not have been read, make sure it is. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mfStopReading = false;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync size_t cbRead;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = teleporterTcpOpRead(pvUser, pState->moffStream, szCmd, 1, &cbRead);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (vrc != VERR_EOF)
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: Draining teleporterTcpOpRead -> %Rrc\n", vrc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpWriteNACK(pState, vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = teleporterTcpWriteACK(pState);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /** @todo implement config verification and hardware compatability checks. Or
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * maybe leave part of these to the saved state machinery?
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * Update: We're doing as much as possible in the first SSM pass. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else if (!strcmp(szCmd, "cancel"))
1b05dcbc45071acbf6dff34dbac67f46c9ad5d3dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /* Don't ACK this. */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: Received cancel command.\n"));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VERR_SSM_CANCELLED;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else if (!strcmp(szCmd, "pause"))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mfStartPaused = true;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = teleporterTcpWriteACK(pState);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else if (!strcmp(szCmd, "done"))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync /*
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync * The ACK is the point of no return.
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync */
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (pState->mptrProgress->notifyPointOfNoReturn())
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = teleporterTcpWriteACK(pState);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VERR_SSM_CANCELLED;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpWriteNACK(pState, vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync else
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync {
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogRel(("Teleporter: Unknown command '%s' (%.*Rhxs)\n", szCmd, strlen(szCmd), szCmd));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync vrc = VERR_NOT_IMPLEMENTED;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync teleporterTcpWriteNACK(pState, vrc);
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync if (RT_FAILURE(vrc))
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync break;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync }
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mRc = vrc;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync pState->mhSocket = NIL_RTSOCKET;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync LogFlowFunc(("returns mRc=%Rrc\n", vrc));
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync return VERR_TCP_SERVER_STOP;
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync}
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync
cb4a18edeb5422163b264fe5a66276769cfe864dvboxsync