summaryrefslogtreecommitdiff
path: root/source3/utils/net.c
blob: 23250552ee8d0ee408ae370b5cf48967751392e8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
/* 
   Samba Unix/Linux SMB client library 
   Version 3.0
   Distributed SMB/CIFS Server Management Utility 
   Copyright (C) 2001 Steve French  (sfrench@us.ibm.com)
   Copyright (C) 2001 Jim McDonough (jmcd@us.ibm.com)
   Copyright (C) 2001 Andrew Tridgell (tridge@samba.org)
   Copyright (C) 2001 Andrew Bartlett (abartlet@samba.org)

   Originally written by Steve and Jim. Largely rewritten by tridge in
   November 2001.

   Reworked again by abartlet in December 2001

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
/*****************************************************/
/*                                                   */
/*   Distributed SMB/CIFS Server Management Utility  */
/*                                                   */
/*   The intent was to make the syntax similar       */
/*   to the NET utility (first developed in DOS      */
/*   with additional interesting & useful functions  */
/*   added in later SMB server network operating     */
/*   systems).                                       */
/*                                                   */
/*****************************************************/

#include "includes.h"
#include "../utils/net.h"

/***********************************************************************/
/* Beginning of internationalization section.  Translatable constants  */
/* should be kept in this area and referenced in the rest of the code. */
/*                                                                     */
/* No functions, outside of Samba or LSB (Linux Standards Base) should */
/* be used (if possible).                                              */
/***********************************************************************/

#define YES_STRING              "Yes"
#define NO_STRING               "No"

/************************************************************************************/
/*                       end of internationalization section                        */
/************************************************************************************/

extern int optind, opterr, optopt;

/* Yes, these buggers are globals.... */
char *opt_requester_name = NULL;
char *opt_host = NULL; 
char *opt_password = NULL;
char *opt_user_name = NULL;
char *opt_workgroup = NULL;
int opt_long_list_entries = 0;
int opt_port = 0;
int opt_maxusers = -1;
char *opt_comment = "";
int opt_flags = -1;
int opt_jobid = 0;
char *opt_target_workgroup = NULL;

static BOOL got_pass = False;
static BOOL have_ip = False;
static struct in_addr dest_ip;

extern pstring global_myname;

/*
  run a function from a function table. If not found then
  call the specified usage function 
*/
int net_run_function(int argc, const char **argv, struct functable *table, 
		     int (*usage_fn)(int argc, const char **argv))
{
	int i;
	
	if (argc < 1) {
		d_printf("\nUsage: \n");
		return usage_fn(argc, argv);
	}
	for (i=0; table[i].funcname; i++) {
		if (StrCaseCmp(argv[0], table[i].funcname) == 0)
			return table[i].fn(argc-1, argv+1);
	}
	d_printf("No command: %s\n", argv[0]);
	return usage_fn(argc, argv);
}


/****************************************************************************
connect to \\server\ipc$  
****************************************************************************/
static struct cli_state *connect_to_ipc(struct in_addr *server_ip, const char *server_name)
{
	struct cli_state *c;
	NTSTATUS nt_status;

	if (!got_pass) {
		char *pass = getpass("Password:");
		if (pass) {
			opt_password = strdup(pass);
		}
	}
	
	nt_status = cli_full_connection(&c, opt_requester_name, server_name, 
					server_ip, opt_port,
					"IPC$", "IPC",  
					opt_user_name, opt_workgroup,
					opt_password, strlen(opt_password));
	
	if (NT_STATUS_IS_OK(nt_status)) {
		return c;
	} else {
		DEBUG(1,("Cannot connect to server.  Error was %s\n", get_nt_error_msg(nt_status)));
		return NULL;
	}
}

/****************************************************************************
connect to \\server\ipc$ anonymously
****************************************************************************/
static struct cli_state *connect_to_ipc_anonymous(struct in_addr *server_ip, const char *server_name)
{
	struct cli_state *c;
	NTSTATUS nt_status;

	nt_status = cli_full_connection(&c, opt_requester_name, server_name, 
					server_ip, opt_port,
					"IPC$", "IPC",  
					"", "",
					"", 0);
	
	if (NT_STATUS_IS_OK(nt_status)) {
		return c;
	} else {
		DEBUG(1,("Cannot connect to server (anonymously).  Error was %s\n", get_nt_error_msg(nt_status)));
		return NULL;
	}
}

static BOOL net_find_server(unsigned flags, struct in_addr *server_ip, char **server_name)
{

	if (opt_host) {
		*server_name = strdup(opt_host);
	}		

	if (have_ip) {
		*server_ip = dest_ip;
		if (!*server_name) {
			*server_name = strdup(inet_ntoa(dest_ip));
		}
	} else if (*server_name) {
		/* resolve the IP address */
		if (!resolve_name(*server_name, server_ip, 0x20))  {
			DEBUG(1,("Unable to resolve server name\n"));
			return False;
		}
	} else if (flags & NET_FLAGS_PDC) {
		struct in_addr *ip_list;
		int addr_count;
		if (get_dc_list(True /* PDC only*/, opt_target_workgroup, &ip_list, &addr_count)) {
			fstring dc_name;
			if (addr_count < 1) {
				return False;
			}
			
			*server_ip = *ip_list;
			
			if (is_zero_ip(*server_ip))
				return False;
			
			if (!lookup_dc_name(global_myname, opt_target_workgroup, server_ip, dc_name))
				return False;
				
			*server_name = strdup(dc_name);
		}
		
	} else if (flags & NET_FLAGS_DMB) {
		struct in_addr msbrow_ip;
		/*  if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
		if (!resolve_name(opt_target_workgroup, &msbrow_ip, 0x1B))  {
			DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
			return False;
		} else {
			*server_ip = msbrow_ip;
		}
		*server_name = strdup(inet_ntoa(dest_ip));
	} else if (flags & NET_FLAGS_MASTER) {
		struct in_addr brow_ips;
		if (!resolve_name(opt_target_workgroup, &brow_ips, 0x1D))  {
				/* go looking for workgroups */
			DEBUG(1,("Unable to resolve master browser via name lookup\n"));
			return False;
		} else {
			*server_ip = brow_ips;
		}
		*server_name = strdup(inet_ntoa(dest_ip));
	} else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
		extern struct in_addr loopback_ip;
		*server_ip = loopback_ip;
		*server_name = strdup("127.0.0.1");
	}

	if (!server_name || !*server_name) {
		DEBUG(1,("no server to connect to\n"));
		return False;
	}

	return True;
}

struct cli_state *net_make_ipc_connection(unsigned flags)
{
	char *server_name = NULL;
	struct in_addr server_ip;
	struct cli_state *cli;

	if (!net_find_server(flags, &server_ip, &server_name)) {
		d_printf("\nUnable to find a suitable server\n");
		return NULL;
	}

	if (flags & NET_FLAGS_ANONYMOUS) {
		cli = connect_to_ipc_anonymous(&server_ip, server_name);
	} else {
		cli = connect_to_ipc(&server_ip, server_name);
	}
	SAFE_FREE(server_name);
	if(!cli) {
		d_printf("\nUnable to connect to target server\n");
		return NULL;
	}
	return cli;
}


static int net_usage(int argc, const char **argv)
{
	d_printf("  net ads [command]\tto run ADS commands\n"\
		 "  net rap [command]\tto run RAP (pre-RPC) commands\n"\
		 "  net rpc [command]\tto run RPC commands\n"\
		 "  net rap help\n"\
		 "\nType \"net help <option>\" to get more information on that option\n");
	return -1;
}

static int help_usage(int argc, const char **argv)
{
	d_printf(
"\n"\
"Usage: net help <function>\n"\
"\n"\
"Valid functions are:\n"\
"  RPC RAP ADS FILE SHARE SESSION SERVER DOMAIN PRINTQ USER GROUP VALIDATE\n"\
"  GROUPMEMBER ADMIN SERVICE PASSWORD\n");
	return -1;
}

/*
  handle "net help *" subcommands
*/
static int net_help(int argc, const char **argv)
{
	struct functable func[] = {
		{"ADS", net_ads_usage},	
		{"RAP", net_rap_usage},
		{"RPC", net_rpc_usage},

		{"FILE", net_rap_file_usage},
		{"SHARE", net_rap_share_usage},
		{"SESSION", net_rap_session_usage},
		{"SERVER", net_rap_server_usage},
		{"DOMAIN", net_rap_domain_usage},
		{"PRINTQ", net_rap_printq_usage},
		{"USER", net_rap_user_usage},
		{"GROUP", net_rap_group_usage},
		{"VALIDATE", net_rap_validate_usage},
		{"GROUPMEMBER", net_rap_groupmember_usage},
		{"ADMIN", net_rap_admin_usage},
		{"SERVICE", net_rap_service_usage},
		{"PASSWORD", net_rap_password_usage},

		{"HELP", help_usage},
		{NULL, NULL}};

	return net_run_function(argc, argv, func, help_usage);
}

/* main function table */
static struct functable net_func[] = {
	{"RPC", net_rpc},
	{"RAP", net_rap},
	{"ADS", net_ads},

	/* eventually these should auto-choose the transport ... */
	{"FILE", net_rap_file},
	{"SHARE", net_rap_share},
	{"SESSION", net_rap_session},
	{"SERVER", net_rap_server},
	{"DOMAIN", net_rap_domain},
	{"PRINTQ", net_rap_printq},
	{"USER", net_rap_user},
	{"GROUP", net_rap_group},
	{"VALIDATE", net_rap_validate},
	{"GROUPMEMBER", net_rap_groupmember},
	{"ADMIN", net_rap_admin},
	{"SERVICE", net_rap_service},	
	{"PASSWORD", net_rap_password},

	{"HELP", net_help},
	{NULL, NULL}
};


/****************************************************************************
  main program
****************************************************************************/
 int main(int argc, const char **argv)
{
	int opt,i;
	char *p;
	int rc = 0;
	int argc_new = 0;
	const char ** argv_new;
	poptContext pc;
	static char *servicesf = dyn_CONFIGFILE;
	static int debuglevel;

	struct poptOption long_options[] = {
		{"help",        'h', POPT_ARG_NONE,   0,     'h'},
		{"workgroup",   'w', POPT_ARG_STRING, &opt_target_workgroup},
		{"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
		{"user",        'U', POPT_ARG_STRING, &opt_user_name, 'U'},
		{"ipaddress",   'I', POPT_ARG_STRING, 0,     'I'},
		{"port",        'p', POPT_ARG_INT,    &opt_port},
		{"myname",      'n', POPT_ARG_STRING, &opt_requester_name},
		{"conf",        's', POPT_ARG_STRING, &servicesf},
		{"debug",       'd', POPT_ARG_INT,    &debuglevel, 'd'},
		{"debuglevel",  'd', POPT_ARG_INT,    &debuglevel, 'd'},
		{"server",      'S', POPT_ARG_STRING, &opt_host},
		{"comment",     'C', POPT_ARG_STRING, &opt_comment},
		{"maxusers",    'M', POPT_ARG_INT,    &opt_maxusers},
		{"flags",       'F', POPT_ARG_INT,    &opt_flags},
		{"jobid",       'j', POPT_ARG_INT,    &opt_jobid},
		{"long",        'l', POPT_ARG_NONE,   &opt_long_list_entries},
		{ 0, 0, 0, 0}
	};

	got_pass = 0;
	zero_ip(&dest_ip);

	dbf = x_stdout;
	
	pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 
			    POPT_CONTEXT_KEEP_FIRST);
	
	while((opt = poptGetNextOpt(pc)) != -1) {
		switch (opt) {
		case 'h':
			net_usage(argc, argv);
			exit(0);
			break;
		case 'I':
			dest_ip = *interpret_addr2(poptGetOptArg(pc));
			if (is_zero_ip(dest_ip))
				d_printf("\nInvalid ip address specified\n");
			else
				have_ip = True;
			break;
		case 'U':
			opt_user_name = strdup(opt_user_name);
			p = strchr(opt_user_name,'%');
			if (p) {
				*p = 0;
				opt_password = p+1;
				got_pass = 1;
			}
			break;
		default:
			d_printf("\nInvalid option %c (%d)\n", (char)opt, opt);
			net_usage(argc, argv);
		}
	}

	DEBUGLEVEL = debuglevel;

	lp_load(servicesf,True,False,False);       

	argv_new = (const char **)poptGetArgs(pc);

	argc_new = argc;
	for (i=0; i<argc; i++) {
		if (argv_new[i] == NULL) {
			argc_new = i;
			break;
		}
	}
  	 
	if (!opt_requester_name) {
		static fstring myname;
		get_myname(myname);
		opt_requester_name = myname;
	}

	if (!opt_user_name && getenv("LOGNAME")) {
		opt_user_name = getenv("LOGNAME");
	}

	if (!opt_workgroup) {
		opt_workgroup = lp_workgroup();
	}
	
	if (!opt_target_workgroup) {
		opt_target_workgroup = lp_workgroup();
	}
	
	if (!*global_myname) {
		char *p2;

		fstrcpy(global_myname, myhostname());
		p2 = strchr_m(global_myname, '.');
		if (p2) 
                        *p2 = 0;
	}
	
	strupper(global_myname);

	load_interfaces();

	rc = net_run_function(argc_new-1, argv_new+1, net_func, net_usage);
	
	DEBUG(2,("return code = %d\n", rc));
	return rc;
}