diff options
Diffstat (limited to 'src/VBox/Frontends/VBoxManage/VBoxManageNATNetwork.cpp')
| -rw-r--r-- | src/VBox/Frontends/VBoxManage/VBoxManageNATNetwork.cpp | 490 |
1 files changed, 490 insertions, 0 deletions
diff --git a/src/VBox/Frontends/VBoxManage/VBoxManageNATNetwork.cpp b/src/VBox/Frontends/VBoxManage/VBoxManageNATNetwork.cpp new file mode 100644 index 00000000..ef4f916e --- /dev/null +++ b/src/VBox/Frontends/VBoxManage/VBoxManageNATNetwork.cpp @@ -0,0 +1,490 @@ +/* $Id: VBoxManageNATNetwork.cpp $ */ +/** @file + * VBoxManage - Implementation of NAT Network command command. + */ + +/* + * Copyright (C) 2006-2013 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/array.h> +#include <VBox/com/ErrorInfo.h> +#include <VBox/com/errorprint.h> +#include <VBox/com/VirtualBox.h> +#endif /* !VBOX_ONLY_DOCS */ + +#ifndef RT_OS_WINDOWS +# include <netinet/in.h> +#else +/* from <ws2ipdef.h> */ +# define INET6_ADDRSTRLEN 65 +#endif + +#define IPv6 + +#include <iprt/cdefs.h> +#include <iprt/cidr.h> +#include <iprt/param.h> +#include <iprt/path.h> +#include <iprt/stream.h> +#include <iprt/string.h> +#include <iprt/net.h> +#include <iprt/getopt.h> +#include <iprt/ctype.h> + +#include <VBox/log.h> + +#include <vector> +#include <string> + +#include "VBoxManage.h" +#include "VBoxPortForwardString.h" + +#ifndef VBOX_ONLY_DOCS + +using namespace com; + +typedef enum enMainOpCodes +{ + OP_ADD = 1000, + OP_REMOVE, + OP_MODIFY, + OP_START, + OP_STOP +} OPCODE; + +static const RTGETOPTDEF g_aNATNetworkIPOptions[] + = { + { "--netname", 't', RTGETOPT_REQ_STRING }, + { "--network", 'n', RTGETOPT_REQ_STRING }, + { "--dhcp", 'h', RTGETOPT_REQ_BOOL }, + { "--ipv6", '6', RTGETOPT_REQ_BOOL}, + { "--enable", 'e', RTGETOPT_REQ_NOTHING }, + { "--disable", 'd', RTGETOPT_REQ_NOTHING }, + { "--port-forward-4", 'p', RTGETOPT_REQ_STRING }, + { "--port-forward-6", 'P', RTGETOPT_REQ_STRING }, + { "--loopback-4", 'l', RTGETOPT_REQ_STRING }, + { "--loopback-6", 'L', RTGETOPT_REQ_STRING }, + + }; + +typedef struct PFNAME2DELETE +{ + char szName[PF_NAMELEN]; + bool fIPv6; +} PFNAME2DELETE, *PPFNAME2DELETE; + +typedef std::vector<PFNAME2DELETE> VPF2DELETE; +typedef VPF2DELETE::const_iterator VPF2DELETEITERATOR; + +typedef std::vector<PORTFORWARDRULE> VPF2ADD; +typedef VPF2ADD::const_iterator VPF2ADDITERATOR; + +typedef std::vector<std::string> LOOPBACK2DELETEADD; +typedef LOOPBACK2DELETEADD::iterator LOOPBACK2DELETEADDITERATOR; + +static int handleOp(HandlerArg *a, OPCODE enmCode, int iStart, int *pcProcessed) +{ + if (a->argc - iStart < 2) + return errorSyntax(USAGE_NATNETWORK, "Not enough parameters"); + + int index = iStart; + HRESULT rc; + + const char *pNetName = NULL; + const char *pNetworkCidr = NULL; + int enable = -1; + int dhcp = -1; + int ipv6 = -1; + + VPF2DELETE vPfName2Delete; + VPF2ADD vPf2Add; + + LOOPBACK2DELETEADD vLoopback2Delete; + LOOPBACK2DELETEADD vLoopback2Add; + + LONG loopback6Offset = 0; /* ignore me */ + + int c; + RTGETOPTUNION ValueUnion; + RTGETOPTSTATE GetState; + + RTGetOptInit(&GetState, + a->argc, + a->argv, + g_aNATNetworkIPOptions, + enmCode != OP_REMOVE ? RT_ELEMENTS(g_aNATNetworkIPOptions) : 4, /* we use only --netname and --ifname for remove*/ + index, + RTGETOPTINIT_FLAGS_NO_STD_OPTS); + while ((c = RTGetOpt(&GetState, &ValueUnion))) + { + switch (c) + { + case 't': // --netname + if (pNetName) + return errorSyntax(USAGE_NATNETWORK, "You can only specify --netname only once."); + else + pNetName = ValueUnion.psz; + break; + + case 'n': // --network + if (pNetworkCidr) + return errorSyntax(USAGE_NATNETWORK, "You can only specify --network only once."); + else + pNetworkCidr = ValueUnion.psz; + break; + + case 'e': // --enable + if (enable >= 0) + return errorSyntax(USAGE_NATNETWORK, "You can specify either --enable or --disable once."); + else + enable = 1; + break; + + case 'd': // --disable + if (enable >= 0) + return errorSyntax(USAGE_NATNETWORK, "You can specify either --enable or --disable once."); + else + enable = 0; + break; + + case 'h': + if (dhcp != -1) + return errorSyntax(USAGE_NATNETWORK, "You can specify --dhcp only once."); + dhcp = ValueUnion.f; + break; + + case '6': + if (ipv6 != -1) + return errorSyntax(USAGE_NATNETWORK, "You can specify --ipv6 only once."); + ipv6 = ValueUnion.f; + break; + + case 'L': /* ipv6 loopback */ + case 'l': /* ipv4 loopback */ + if (RTStrCmp(ValueUnion.psz, "delete") == 0) + { + /* deletion */ + if (enmCode != OP_MODIFY) + errorSyntax(USAGE_NATNETWORK, + "loopback couldn't be deleted on modified\n"); + if (c == 'L') + loopback6Offset = -1; + else + { + int vrc; + RTGETOPTUNION Addr2Delete; + vrc = RTGetOptFetchValue(&GetState, + &Addr2Delete, + RTGETOPT_REQ_STRING); + if (RT_FAILURE(vrc)) + return errorSyntax(USAGE_NATNETWORK, + "Not enough parmaters\n"); + + vLoopback2Delete.push_back(std::string(Addr2Delete.psz)); + } + } + else /* addition */ + { + if (c == 'L') + loopback6Offset = ValueUnion.u32; + else + vLoopback2Add.push_back(std::string(ValueUnion.psz)); + } + break; + + case 'P': /* ipv6 portforwarding*/ + case 'p': /* ipv4 portforwarding */ + { + if (RTStrCmp(ValueUnion.psz, "delete") != 0) + { + PORTFORWARDRULE Pfr; + + /* netPfStrToPf will clean up the Pfr */ + int irc = netPfStrToPf(ValueUnion.psz, (c == 'P'), &Pfr); + if (RT_FAILURE(irc)) + return errorSyntax(USAGE_NATNETWORK, + "Invalid port-forward rule %s\n", + ValueUnion.psz); + + vPf2Add.push_back(Pfr); + } + else + { + int vrc; + RTGETOPTUNION NamePf2DeleteUnion; + PFNAME2DELETE Name2Delete; + + if (enmCode != OP_MODIFY) + return errorSyntax(USAGE_NATNETWORK, + "Port-forward could be deleted on modify \n"); + + vrc = RTGetOptFetchValue(&GetState, + &NamePf2DeleteUnion, + RTGETOPT_REQ_STRING); + if (RT_FAILURE(vrc)) + return errorSyntax(USAGE_NATNETWORK, + "Not enough parmaters\n"); + + if (strlen(NamePf2DeleteUnion.psz) > PF_NAMELEN) + return errorSyntax(USAGE_NATNETWORK, + "Port-forward rule name is too long\n"); + + RT_ZERO(Name2Delete); + RTStrCopy(Name2Delete.szName, PF_NAMELEN, NamePf2DeleteUnion.psz); + Name2Delete.fIPv6 = (c == 'P'); + + vPfName2Delete.push_back(Name2Delete); + } + break; + } + + case VINF_GETOPT_NOT_OPTION: + return errorSyntax(USAGE_NATNETWORK, + "unhandled parameter: %s", + ValueUnion.psz); + + default: + if (c > 0) + { + if (RT_C_IS_GRAPH(c)) + return errorSyntax(USAGE_NATNETWORK, + "unhandled option: -%c", c); + else + return errorSyntax(USAGE_NATNETWORK, + "unhandled option: %i", c); + } + else if (c == VERR_GETOPT_UNKNOWN_OPTION) + return errorSyntax(USAGE_NATNETWORK, + "unknown option: %s", ValueUnion.psz); + else if (ValueUnion.pDef) + return errorSyntax(USAGE_NATNETWORK, + "%s: %Rrs", ValueUnion.pDef->pszLong, c); + else + return errorSyntax(USAGE_NATNETWORK, "%Rrs", c); + } + } + + if (!pNetName) + return errorSyntax(USAGE_NATNETWORK, + "You need to specify the --netname option"); + /* verification */ + switch (enmCode) + { + case OP_ADD: + if (!pNetworkCidr) + return errorSyntax(USAGE_NATNETWORK, + "You need to specify the --network option"); + break; + case OP_MODIFY: + case OP_REMOVE: + case OP_START: + case OP_STOP: + break; + default: + AssertMsgFailedReturn(("Unknown operation (:%d)", enmCode), VERR_NOT_IMPLEMENTED); + } + + Bstr NetName; + NetName = Bstr(pNetName); + + ComPtr<INATNetwork> net; + rc = a->virtualBox->FindNATNetworkByName(NetName.mutableRaw(), net.asOutParam()); + if (enmCode == OP_ADD) + { + if (SUCCEEDED(rc)) + return errorArgument("NATNetwork server already exists"); + + CHECK_ERROR(a->virtualBox, CreateNATNetwork(NetName.raw(), net.asOutParam())); + if (FAILED(rc)) + return errorArgument("Failed to create the NAT network service"); + } + else if (FAILED(rc)) + return errorArgument("NATNetwork server does not exist"); + + switch (enmCode) + { + case OP_ADD: + case OP_MODIFY: + { + if (pNetworkCidr) + { + CHECK_ERROR(net, COMSETTER(Network)(Bstr(pNetworkCidr).raw())); + if (FAILED(rc)) + return errorArgument("Failed to set configuration"); + } + if (dhcp >= 0) + { + CHECK_ERROR(net, COMSETTER(NeedDhcpServer) ((BOOL)dhcp)); + if (FAILED(rc)) + return errorArgument("Failed to set configuration"); + } + + if (ipv6 >= 0) + { + CHECK_ERROR(net, COMSETTER(IPv6Enabled) ((BOOL)ipv6)); + if (FAILED(rc)) + return errorArgument("Failed to set configuration"); + } + + if (!vPfName2Delete.empty()) + { + VPF2DELETEITERATOR it; + for (it = vPfName2Delete.begin(); it != vPfName2Delete.end(); ++it) + { + CHECK_ERROR(net, RemovePortForwardRule((BOOL)(*it).fIPv6, + Bstr((*it).szName).raw())); + if (FAILED(rc)) + return errorArgument("Failed to delete pf"); + } + } + + if (!vPf2Add.empty()) + { + VPF2ADDITERATOR it; + for (it = vPf2Add.begin(); it != vPf2Add.end(); ++it) + { + NATProtocol_T proto = NATProtocol_TCP; + if ((*it).iPfrProto == IPPROTO_TCP) + proto = NATProtocol_TCP; + else if ((*it).iPfrProto == IPPROTO_UDP) + proto = NATProtocol_UDP; + else + continue; /* XXX: warning here. */ + + CHECK_ERROR(net, AddPortForwardRule((BOOL)(*it).fPfrIPv6, + Bstr((*it).szPfrName).raw(), + proto, + Bstr((*it).szPfrHostAddr).raw(), + (*it).u16PfrHostPort, + Bstr((*it).szPfrGuestAddr).raw(), + (*it).u16PfrGuestPort)); + if (FAILED(rc)) + return errorArgument("Failed to add pf"); + } + } + + if (loopback6Offset) + { + if (loopback6Offset == -1) + loopback6Offset = 0; /* deletion */ + + CHECK_ERROR_RET(net, COMSETTER(LoopbackIp6)(loopback6Offset), rc); + } + + /* addLocalMapping (hostid, offset) */ + if (!vLoopback2Add.empty()) + { + /* we're expecting stings 127.0.0.1=5 */ + LOOPBACK2DELETEADDITERATOR it; + for (it = vLoopback2Add.begin(); + it != vLoopback2Add.end(); + ++it) + { + std::string address, strOffset; + int pos = it->find('='); + LONG lOffset = 0; + Bstr bstrAddress; + + AssertReturn(pos != -1, errorArgument("invalid loopback string")); + + address = it->substr(0, pos); + strOffset = it->substr(pos + 1); + + lOffset = RTStrToUInt32(strOffset.c_str()); + AssertReturn(lOffset > 0, errorArgument("invalid loopback string")); + + bstrAddress = Bstr(address.c_str()); + + CHECK_ERROR_RET(net, AddLocalMapping(bstrAddress.raw(), lOffset), rc); + } + } + + if (!vLoopback2Delete.empty()) + { + /* we're expecting stings 127.0.0.1 */ + LOOPBACK2DELETEADDITERATOR it; + for (it = vLoopback2Add.begin(); + it != vLoopback2Add.end(); + ++it) + { + Bstr bstrAddress; + bstrAddress = Bstr(it->c_str()); + + CHECK_ERROR_RET(net, AddLocalMapping(bstrAddress.raw(), 0), rc); + } + } + + if (enable >= 0) + { + CHECK_ERROR(net, COMSETTER(Enabled) ((BOOL)enable)); + if (FAILED(rc)) + return errorArgument("Failed to set configuration"); + } + break; + } + case OP_REMOVE: + { + CHECK_ERROR(a->virtualBox, RemoveNATNetwork(net)); + if (FAILED(rc)) + return errorArgument("Failed to remove nat network"); + break; + } + case OP_START: + { + CHECK_ERROR(net, Start(Bstr("whatever").raw())); + if (FAILED(rc)) + return errorArgument("Failed to start network"); + break; + } + case OP_STOP: + { + CHECK_ERROR(net, Stop()); + if (FAILED(rc)) + return errorArgument("Failed to start network"); + break; + } + default:; + } + return 0; +} + + +int handleNATNetwork(HandlerArg *a) +{ + if (a->argc < 1) + return errorSyntax(USAGE_NATNETWORK, "Not enough parameters"); + + int result; + int cProcessed; + if (strcmp(a->argv[0], "modify") == 0) + result = handleOp(a, OP_MODIFY, 1, &cProcessed); + else if (strcmp(a->argv[0], "add") == 0) + result = handleOp(a, OP_ADD, 1, &cProcessed); + else if (strcmp(a->argv[0], "remove") == 0) + result = handleOp(a, OP_REMOVE, 1, &cProcessed); + else if (strcmp(a->argv[0], "start") == 0) + result = handleOp(a, OP_START, 1, &cProcessed); + else if (strcmp(a->argv[0], "stop") == 0) + result = handleOp(a, OP_STOP, 1, &cProcessed); + else + result = errorSyntax(USAGE_NATNETWORK, "Invalid parameter '%s'", Utf8Str(a->argv[0]).c_str()); + + return result; +} + +#endif /* !VBOX_ONLY_DOCS */ |