VBoxManageDHCPServer.cpp@ 48533

Last change on this file since 48533 was 47451, checked in by vboxsync, 11 years ago
VBoxManage: warning
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1	/* $Id: VBoxManageDHCPServer.cpp 47451 2013-07-29 08:09:04Z vboxsync $ */
2	/** @file
3	* VBoxManage - Implementation of dhcpserver command.
4	*/
5
6	/*
7	* Copyright (C) 2006-2010 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	/*******************************************************************************
19	* Header Files *
20	*******************************************************************************/
21	#ifndef VBOX_ONLY_DOCS
22	#include <VBox/com/com.h>
23	#include <VBox/com/array.h>
24	#include <VBox/com/ErrorInfo.h>
25	#include <VBox/com/errorprint.h>
26	#include <VBox/com/VirtualBox.h>
27	#endif /* !VBOX_ONLY_DOCS */
28
29	#include <iprt/cidr.h>
30	#include <iprt/param.h>
31	#include <iprt/path.h>
32	#include <iprt/stream.h>
33	#include <iprt/string.h>
34	#include <iprt/net.h>
35	#include <iprt/getopt.h>
36	#include <iprt/ctype.h>
37
38	#include <VBox/log.h>
39
40	#include "VBoxManage.h"
41
42	#include <string>
43	#include <vector>
44	#include <map>
45
46	#ifndef VBOX_ONLY_DOCS
47	using namespace com;
48
49	typedef enum enMainOpCodes
50	{
51	OP_ADD = 1000,
52	OP_REMOVE,
53	OP_MODIFY
54	} OPCODE;
55
56	typedef std::map<DhcpOpt_T, std::string> DhcpOptMap;
57	typedef DhcpOptMap::iterator DhcpOptIterator;
58	typedef DhcpOptMap::value_type DhcpOptValuePair;
59
60	struct VmNameSlotKey;
61	typedef struct VmNameSlotKey VmNameSlotKey;
62
63	struct VmNameSlotKey
64	{
65	std::string VmName;
66	uint8_t u8Slot;
67
68	VmNameSlotKey(std::string aVmName, uint8_t aSlot) :
69	VmName(aVmName),
70	u8Slot(aSlot) {}
71
72	bool operator< (const VmNameSlotKey& that) const
73	{
74	if (VmName == that.VmName)
75	return u8Slot < that.u8Slot;
76	else
77	return VmName < that.VmName;
78	}
79	};
80
81	typedef std::map<VmNameSlotKey, DhcpOptMap> VmSlot2OptionsM;
82	typedef VmSlot2OptionsM::iterator VmSlot2OptionsIterator;
83	typedef VmSlot2OptionsM::value_type VmSlot2OptionsPair;
84
85	typedef std::vector<VmNameSlotKey> VmConfigs;
86
87	static const RTGETOPTDEF g_aDHCPIPOptions[]
88	= {
89	{ "--netname", 't', RTGETOPT_REQ_STRING }, /* we use 't' instead of 'n' to avoid
90	* 1. the misspelled "-enable" long option to be treated as 'e' (for -enable) + 'n' (for -netname) + "<the_rest_opt>" (for net name)
91	* 2. the misspelled "-netmask" to be treated as 'n' (for -netname) + "<the_rest_opt>" (for net name)
92	*/
93	{ "-netname", 't', RTGETOPT_REQ_STRING }, // deprecated (if removed check below)
94	{ "--ifname", 'f', RTGETOPT_REQ_STRING }, /* we use 'f' instead of 'i' to avoid
95	* 1. the misspelled "-disable" long option to be treated as 'd' (for -disable) + 'i' (for -ifname) + "<the_rest_opt>" (for if name)
96	*/
97	{ "-ifname", 'f', RTGETOPT_REQ_STRING }, // deprecated
98	{ "--ip", 'a', RTGETOPT_REQ_STRING },
99	{ "-ip", 'a', RTGETOPT_REQ_STRING }, // deprecated
100	{ "--netmask", 'm', RTGETOPT_REQ_STRING },
101	{ "-netmask", 'm', RTGETOPT_REQ_STRING }, // deprecated
102	{ "--lowerip", 'l', RTGETOPT_REQ_STRING },
103	{ "-lowerip", 'l', RTGETOPT_REQ_STRING }, // deprecated
104	{ "--upperip", 'u', RTGETOPT_REQ_STRING },
105	{ "-upperip", 'u', RTGETOPT_REQ_STRING }, // deprecated
106	{ "--enable", 'e', RTGETOPT_REQ_NOTHING },
107	{ "-enable", 'e', RTGETOPT_REQ_NOTHING }, // deprecated
108	{ "--disable", 'd', RTGETOPT_REQ_NOTHING },
109	{ "-disable", 'd', RTGETOPT_REQ_NOTHING }, // deprecated
110	{ "--options", 'o', RTGETOPT_REQ_NOTHING },
111	{"--vm", 'n', RTGETOPT_REQ_STRING}, /* only with -o */
112	{"--slot", 's', RTGETOPT_REQ_UINT8}, /* only with -o and -n */
113	{"--id", 'i', RTGETOPT_REQ_UINT8}, /* only with -o */
114	{"--value", 'p', RTGETOPT_REQ_STRING} /* only with -i */
115
116	};
117
118	static int handleOp(HandlerArg a, OPCODE enmCode, int iStart, int pcProcessed)
119	{
120	if (a->argc - iStart < 2)
121	return errorSyntax(USAGE_DHCPSERVER, "Not enough parameters");
122
123	int index = iStart;
124	HRESULT rc;
125	bool fOptionsRead = false;
126	bool fVmOptionRead = false;
127
128	const char *pszVmName = NULL;
129	const char *pNetName = NULL;
130	const char *pIfName = NULL;
131	const char * pIp = NULL;
132	const char * pNetmask = NULL;
133	const char * pLowerIp = NULL;
134	const char * pUpperIp = NULL;
135
136	uint8_t u8OptId = -1;
137	uint8_t u8Slot = -1;
138
139	int enable = -1;
140
141	DhcpOptMap GlobalDhcpOptions;
142	VmSlot2OptionsM VmSlot2Options;
143	VmConfigs VmConfigs2Delete;
144
145	int c;
146	RTGETOPTUNION ValueUnion;
147	RTGETOPTSTATE GetState;
148	RTGetOptInit(&GetState,
149	a->argc,
150	a->argv,
151	g_aDHCPIPOptions,
152	enmCode != OP_REMOVE ? RT_ELEMENTS(g_aDHCPIPOptions) : 4, /* we use only --netname and --ifname for remove*/
153	index,
154	RTGETOPTINIT_FLAGS_NO_STD_OPTS);
155	while ((c = RTGetOpt(&GetState, &ValueUnion)))
156	{
157	switch (c)
158	{
159	case 't': // --netname
160	if(pNetName)
161	return errorSyntax(USAGE_DHCPSERVER, "You can only specify --netname once.");
162	else if (pIfName)
163	return errorSyntax(USAGE_DHCPSERVER, "You can either use a --netname or --ifname for identifying the DHCP server.");
164	else
165	{
166	pNetName = ValueUnion.psz;
167	}
168	break;
169	case 'f': // --ifname
170	if(pIfName)
171	return errorSyntax(USAGE_DHCPSERVER, "You can only specify --ifname once.");
172	else if (pNetName)
173	return errorSyntax(USAGE_DHCPSERVER, "You can either use a --netname or --ipname for identifying the DHCP server.");
174	else
175	{
176	pIfName = ValueUnion.psz;
177	}
178	break;
179	case 'a': // -ip
180	if(pIp)
181	return errorSyntax(USAGE_DHCPSERVER, "You can only specify --ip once.");
182	else
183	{
184	pIp = ValueUnion.psz;
185	}
186	break;
187	case 'm': // --netmask
188	if(pNetmask)
189	return errorSyntax(USAGE_DHCPSERVER, "You can only specify --netmask once.");
190	else
191	{
192	pNetmask = ValueUnion.psz;
193	}
194	break;
195	case 'l': // --lowerip
196	if(pLowerIp)
197	return errorSyntax(USAGE_DHCPSERVER, "You can only specify --lowerip once.");
198	else
199	{
200	pLowerIp = ValueUnion.psz;
201	}
202	break;
203	case 'u': // --upperip
204	if(pUpperIp)
205	return errorSyntax(USAGE_DHCPSERVER, "You can only specify --upperip once.");
206	else
207	{
208	pUpperIp = ValueUnion.psz;
209	}
210	break;
211	case 'e': // --enable
212	if(enable >= 0)
213	return errorSyntax(USAGE_DHCPSERVER, "You can specify either --enable or --disable once.");
214	else
215	{
216	enable = 1;
217	}
218	break;
219	case 'd': // --disable
220	if(enable >= 0)
221	return errorSyntax(USAGE_DHCPSERVER, "You can specify either --enable or --disable once.");
222	else
223	{
224	enable = 0;
225	}
226	break;
227	case VINF_GETOPT_NOT_OPTION:
228	return errorSyntax(USAGE_DHCPSERVER, "unhandled parameter: %s", ValueUnion.psz);
229	break;
230
231	case 'o': // --options
232	{
233	// {"--vm", 'n', RTGETOPT_REQ_STRING}, /* only with -o */
234	// {"--slot", 's', RTGETOPT_REQ_UINT8}, /* only with -o and -n*/
235	// {"--id", 'i', RTGETOPT_REQ_UINT8}, /* only with -o */
236	// {"--value", 'p', RTGETOPT_REQ_STRING} /* only with -i */
237	if (fOptionsRead)
238	return errorSyntax(USAGE_DHCPSERVER,
239	"previos option edition wasn't finished");
240	fOptionsRead = true;
241	fVmOptionRead = false; /* we want specify new global or vm option*/
242	u8Slot = (uint8_t)~0;
243	u8OptId = (uint8_t)~0;
244	pszVmName = NULL;
245	} /* end of --options */
246	break;
247
248	case 'n': // --vm-name
249	{
250	if (fVmOptionRead)
251	return errorSyntax(USAGE_DHCPSERVER,
252	"previous vm option edition wasn't finished");
253	else
254	fVmOptionRead = true;
255	u8Slot = (uint8_t)~0; /* clear slor */
256	pszVmName = RTStrDup(ValueUnion.psz);
257	}
258	break; /* end of --vm-name */
259
260	case 's': // --slot
261	{
262	if (!fVmOptionRead)
263	return errorSyntax(USAGE_DHCPSERVER,
264	"vm name wasn't specified");
265
266	u8Slot = ValueUnion.u8;
267	}
268	break; /* end of --slot */
269
270	case 'i': // --id
271	{
272	if (!fOptionsRead)
273	return errorSyntax(USAGE_DHCPSERVER,
274	"-o wasn't found");
275
276	u8OptId = ValueUnion.u8;
277	}
278	break; /* end of --id */
279
280	case 'p': // --value
281	{
282	if (!fOptionsRead)
283	return errorSyntax(USAGE_DHCPSERVER,
284	"-o wasn't found");
285
286	if (u8OptId == (uint8_t)~0)
287	return errorSyntax(USAGE_DHCPSERVER,
288	"--id wasn't found");
289	if ( fVmOptionRead
290	&& u8Slot == (uint8_t)~0)
291	return errorSyntax(USAGE_DHCPSERVER,
292	"--slot wasn't found");
293
294	DhcpOptMap& map = fVmOptionRead ? VmSlot2Options[VmNameSlotKey(pszVmName, u8Slot)]
295	: GlobalDhcpOptions;
296	std::string strVal = ValueUnion.psz;
297	map.insert(DhcpOptValuePair((DhcpOpt_T)u8OptId, strVal));
298
299	}
300	break; // --end of value
301
302	default:
303	if (c > 0)
304	{
305	if (RT_C_IS_GRAPH(c))
306	return errorSyntax(USAGE_DHCPSERVER, "unhandled option: -%c", c);
307	else
308	return errorSyntax(USAGE_DHCPSERVER, "unhandled option: %i", c);
309	}
310	else if (c == VERR_GETOPT_UNKNOWN_OPTION)
311	return errorSyntax(USAGE_DHCPSERVER, "unknown option: %s", ValueUnion.psz);
312	else if (ValueUnion.pDef)
313	return errorSyntax(USAGE_DHCPSERVER, "%s: %Rrs", ValueUnion.pDef->pszLong, c);
314	else
315	return errorSyntax(USAGE_DHCPSERVER, "%Rrs", c);
316	}
317	}
318
319	if(! pNetName && !pIfName)
320	return errorSyntax(USAGE_DHCPSERVER, "You need to specify either --netname or --ifname to identify the DHCP server");
321
322	if( enmCode != OP_REMOVE
323	&& GlobalDhcpOptions.size() == 0
324	&& VmSlot2Options.size() == 0)
325	{
326	if(enable < 0 \|\| pIp \|\| pNetmask \|\| pLowerIp \|\| pUpperIp)
327	{
328	if(!pIp)
329	return errorSyntax(USAGE_DHCPSERVER, "You need to specify --ip option");
330
331	if(!pNetmask)
332	return errorSyntax(USAGE_DHCPSERVER, "You need to specify --netmask option");
333
334	if(!pLowerIp)
335	return errorSyntax(USAGE_DHCPSERVER, "You need to specify --lowerip option");
336
337	if(!pUpperIp)
338	return errorSyntax(USAGE_DHCPSERVER, "You need to specify --upperip option");
339	}
340	}
341
342	Bstr NetName;
343	if(!pNetName)
344	{
345	ComPtr<IHost> host;
346	CHECK_ERROR(a->virtualBox, COMGETTER(Host)(host.asOutParam()));
347
348	ComPtr<IHostNetworkInterface> hif;
349	CHECK_ERROR(host, FindHostNetworkInterfaceByName(Bstr(pIfName).mutableRaw(), hif.asOutParam()));
350	if (FAILED(rc))
351	return errorArgument("Could not find interface '%s'", pIfName);
352
353	CHECK_ERROR(hif, COMGETTER(NetworkName) (NetName.asOutParam()));
354	if (FAILED(rc))
355	return errorArgument("Could not get network name for the interface '%s'", pIfName);
356	}
357	else
358	{
359	NetName = Bstr(pNetName);
360	}
361
362	ComPtr<IDHCPServer> svr;
363	rc = a->virtualBox->FindDHCPServerByNetworkName(NetName.mutableRaw(), svr.asOutParam());
364	if(enmCode == OP_ADD)
365	{
366	if (SUCCEEDED(rc))
367	return errorArgument("DHCP server already exists");
368
369	CHECK_ERROR(a->virtualBox, CreateDHCPServer(NetName.mutableRaw(), svr.asOutParam()));
370	if (FAILED(rc))
371	return errorArgument("Failed to create the DHCP server");
372	}
373	else if (FAILED(rc))
374	{
375	return errorArgument("DHCP server does not exist");
376	}
377
378	if(enmCode != OP_REMOVE)
379	{
380	if (pIp \|\| pNetmask \|\| pLowerIp \|\| pUpperIp)
381	{
382	CHECK_ERROR(svr, SetConfiguration (
383	Bstr(pIp).mutableRaw(),
384	Bstr(pNetmask).mutableRaw(),
385	Bstr(pLowerIp).mutableRaw(),
386	Bstr(pUpperIp).mutableRaw()));
387	if(FAILED(rc))
388	return errorArgument("Failed to set configuration");
389	}
390
391	if(enable >= 0)
392	{
393	CHECK_ERROR(svr, COMSETTER(Enabled) ((BOOL)enable));
394	}
395
396	/* option processing */
397	DhcpOptIterator itOpt;
398	VmSlot2OptionsIterator it;
399
400	/* Global Options */
401	for(itOpt = GlobalDhcpOptions.begin();
402	itOpt != GlobalDhcpOptions.end();
403	++itOpt)
404	{
405	CHECK_ERROR(svr,
406	AddGlobalOption(
407	itOpt->first,
408	com::Bstr(itOpt->second.c_str()).raw()));
409	}
410
411	/* heh, vm slot options. */
412
413	for (it = VmSlot2Options.begin();
414	it != VmSlot2Options.end();
415	++it)
416	{
417	for(itOpt = it->second.begin();
418	itOpt != it->second.end();
419	++itOpt)
420	{
421	CHECK_ERROR(svr,
422	AddVmSlotOption(Bstr(it->first.VmName.c_str()).raw(),
423	it->first.u8Slot,
424	itOpt->first,
425	com::Bstr(itOpt->second.c_str()).raw()));
426	}
427	}
428	}
429	else
430	{
431	CHECK_ERROR(a->virtualBox, RemoveDHCPServer(svr));
432	if(FAILED(rc))
433	return errorArgument("Failed to remove server");
434	}
435
436	return 0;
437	}
438
439
440	int handleDHCPServer(HandlerArg *a)
441	{
442	if (a->argc < 1)
443	return errorSyntax(USAGE_DHCPSERVER, "Not enough parameters");
444
445	int result;
446	int cProcessed;
447	if (strcmp(a->argv[0], "modify") == 0)
448	result = handleOp(a, OP_MODIFY, 1, &cProcessed);
449	else if (strcmp(a->argv[0], "add") == 0)
450	result = handleOp(a, OP_ADD, 1, &cProcessed);
451	else if (strcmp(a->argv[0], "remove") == 0)
452	result = handleOp(a, OP_REMOVE, 1, &cProcessed);
453	else
454	result = errorSyntax(USAGE_DHCPSERVER, "Invalid parameter '%s'", Utf8Str(a->argv[0]).c_str());
455
456	return result;
457	}
458
459	#endif /* !VBOX_ONLY_DOCS */

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source: vbox/trunk/src/VBox/Frontends/VBoxManage/VBoxManageDHCPServer.cpp@ 48533

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