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global_myname is a pstring, not an fstring
[Samba.git] / source / utils / net.c
bloba3aa7adcae5f2d6ca17ff015c00d008248362994
1 /*
2 Samba Unix/Linux SMB client library
3 Distributed SMB/CIFS Server Management Utility
4 Copyright (C) 2001 Steve French (sfrench@us.ibm.com)
5 Copyright (C) 2001 Jim McDonough (jmcd@us.ibm.com)
6 Copyright (C) 2001 Andrew Tridgell (tridge@samba.org)
7 Copyright (C) 2001 Andrew Bartlett (abartlet@samba.org)
8
9 Originally written by Steve and Jim. Largely rewritten by tridge in
10 November 2001.
11
12 Reworked again by abartlet in December 2001
13
14 This program is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; either version 2 of the License, or
17 (at your option) any later version.
18
19 This program is distributed in the hope that it will be useful,
20 but WITHOUT ANY WARRANTY; without even the implied warranty of
21 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 GNU General Public License for more details.
23
24 You should have received a copy of the GNU General Public License
25 along with this program; if not, write to the Free Software
26 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
27
28 /*****************************************************/
29 /* */
30 /* Distributed SMB/CIFS Server Management Utility */
31 /* */
32 /* The intent was to make the syntax similar */
33 /* to the NET utility (first developed in DOS */
34 /* with additional interesting & useful functions */
35 /* added in later SMB server network operating */
36 /* systems). */
37 /* */
38 /*****************************************************/
39
40 #include "includes.h"
41 #include "../utils/net.h"
42
43 /***********************************************************************/
44 /* Beginning of internationalization section. Translatable constants */
45 /* should be kept in this area and referenced in the rest of the code. */
46 /* */
47 /* No functions, outside of Samba or LSB (Linux Standards Base) should */
48 /* be used (if possible). */
49 /***********************************************************************/
50
51 #define YES_STRING "Yes"
52 #define NO_STRING "No"
53
54 /************************************************************************************/
55 /* end of internationalization section */
56 /************************************************************************************/
57
58 /* Yes, these buggers are globals.... */
59 char *opt_requester_name = NULL;
60 char *opt_host = NULL;
61 char *opt_password = NULL;
62 char *opt_user_name = NULL;
63 BOOL opt_user_specified = False;
64 char *opt_workgroup = NULL;
65 int opt_long_list_entries = 0;
66 int opt_reboot = 0;
67 int opt_force = 0;
68 int opt_port = 0;
69 int opt_maxusers = -1;
70 char *opt_comment = "";
71 int opt_flags = -1;
72 int opt_jobid = 0;
73 int opt_timeout = 0;
74 char *opt_target_workgroup = NULL;
75 static int opt_machine_pass = 0;
76
77 BOOL opt_have_ip = False;
78 struct in_addr opt_dest_ip;
79
80 extern pstring global_myname;
81 extern BOOL AllowDebugChange;
82
83 /*
84 run a function from a function table. If not found then
85 call the specified usage function
86 */
87 int net_run_function(int argc, const char **argv, struct functable *table,
88 int (*usage_fn)(int argc, const char **argv))
89 {
90 int i;
91
92 if (argc < 1) {
93 d_printf("\nUsage: \n");
94 return usage_fn(argc, argv);
95 }
96 for (i=0; table[i].funcname; i++) {
97 if (StrCaseCmp(argv[0], table[i].funcname) == 0)
98 return table[i].fn(argc-1, argv+1);
99 }
100 d_printf("No command: %s\n", argv[0]);
101 return usage_fn(argc, argv);
102 }
103
104
105 /****************************************************************************
106 connect to \\server\ipc$
107 ****************************************************************************/
108 NTSTATUS connect_to_ipc(struct cli_state **c, struct in_addr *server_ip,
109 const char *server_name)
110 {
111 NTSTATUS nt_status;
112
113 if (!opt_password) {
114 char *pass = getpass("Password:");
115 if (pass) {
116 opt_password = strdup(pass);
117 }
118 }
119
120 nt_status = cli_full_connection(c, opt_requester_name, server_name,
121 server_ip, opt_port,
122 "IPC$", "IPC",
123 opt_user_name, opt_workgroup,
124 opt_password, 0);
125
126 if (NT_STATUS_IS_OK(nt_status)) {
127 return nt_status;
128 } else {
129 DEBUG(1,("Cannot connect to server. Error was %s\n",
130 nt_errstr(nt_status)));
131
132 /* Display a nicer message depending on the result */
133
134 if (NT_STATUS_V(nt_status) ==
135 NT_STATUS_V(NT_STATUS_LOGON_FAILURE))
136 d_printf("The username or password was not correct.\n");
137
138 return nt_status;
139 }
140 }
141
142 /****************************************************************************
143 connect to \\server\ipc$ anonymously
144 ****************************************************************************/
145 NTSTATUS connect_to_ipc_anonymous(struct cli_state **c,
146 struct in_addr *server_ip, const char *server_name)
147 {
148 NTSTATUS nt_status;
149
150 nt_status = cli_full_connection(c, opt_requester_name, server_name,
151 server_ip, opt_port,
152 "IPC$", "IPC",
153 "", "",
154 "", 0);
155
156 if (NT_STATUS_IS_OK(nt_status)) {
157 return nt_status;
158 } else {
159 DEBUG(1,("Cannot connect to server (anonymously). Error was %s\n", nt_errstr(nt_status)));
160 return nt_status;
161 }
162 }
163
164 BOOL net_find_server(unsigned flags, struct in_addr *server_ip, char **server_name)
165 {
166
167 if (opt_host) {
168 *server_name = strdup(opt_host);
169 }
170
171 if (opt_have_ip) {
172 *server_ip = opt_dest_ip;
173 if (!*server_name) {
174 *server_name = strdup(inet_ntoa(opt_dest_ip));
175 }
176 } else if (*server_name) {
177 /* resolve the IP address */
178 if (!resolve_name(*server_name, server_ip, 0x20)) {
179 DEBUG(1,("Unable to resolve server name\n"));
180 return False;
181 }
182 } else if (flags & NET_FLAGS_PDC) {
183 struct in_addr *ip_list;
184 int addr_count;
185 if (get_dc_list(True /* PDC only*/, opt_target_workgroup, &ip_list, &addr_count)) {
186 fstring dc_name;
187 if (addr_count < 1) {
188 return False;
189 }
190
191 *server_ip = *ip_list;
192
193 if (is_zero_ip(*server_ip))
194 return False;
195
196 if (!lookup_dc_name(global_myname, opt_target_workgroup, server_ip, dc_name))
197 return False;
198
199 *server_name = strdup(dc_name);
200 }
201
202 } else if (flags & NET_FLAGS_DMB) {
203 struct in_addr msbrow_ip;
204 /* if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
205 if (!resolve_name(opt_target_workgroup, &msbrow_ip, 0x1B)) {
206 DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
207 return False;
208 } else {
209 *server_ip = msbrow_ip;
210 }
211 *server_name = strdup(inet_ntoa(opt_dest_ip));
212 } else if (flags & NET_FLAGS_MASTER) {
213 struct in_addr brow_ips;
214 if (!resolve_name(opt_target_workgroup, &brow_ips, 0x1D)) {
215 /* go looking for workgroups */
216 DEBUG(1,("Unable to resolve master browser via name lookup\n"));
217 return False;
218 } else {
219 *server_ip = brow_ips;
220 }
221 *server_name = strdup(inet_ntoa(opt_dest_ip));
222 } else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
223 extern struct in_addr loopback_ip;
224 *server_ip = loopback_ip;
225 *server_name = strdup("127.0.0.1");
226 }
227
228 if (!server_name || !*server_name) {
229 DEBUG(1,("no server to connect to\n"));
230 return False;
231 }
232
233 return True;
234 }
235
236
237 BOOL net_find_dc(struct in_addr *server_ip, fstring server_name, const char *domain_name)
238 {
239 struct in_addr *ip_list;
240 int addr_count;
241
242 if (get_dc_list(True /* PDC only*/, domain_name, &ip_list, &addr_count)) {
243 fstring dc_name;
244 if (addr_count < 1) {
245 return False;
246 }
247
248 *server_ip = *ip_list;
249
250 if (is_zero_ip(*server_ip))
251 return False;
252
253 if (!lookup_dc_name(global_myname, domain_name, server_ip, dc_name))
254 return False;
255
256 safe_strcpy(server_name, dc_name, FSTRING_LEN);
257 return True;
258 } else
259 return False;
260 }
261
262
263 struct cli_state *net_make_ipc_connection(unsigned flags)
264 {
265 char *server_name = NULL;
266 struct in_addr server_ip;
267 struct cli_state *cli = NULL;
268 NTSTATUS nt_status;
269
270 if (!net_find_server(flags, &server_ip, &server_name)) {
271 d_printf("\nUnable to find a suitable server\n");
272 return NULL;
273 }
274
275 if (flags & NET_FLAGS_ANONYMOUS) {
276 nt_status = connect_to_ipc_anonymous(&cli, &server_ip, server_name);
277 } else {
278 nt_status = connect_to_ipc(&cli, &server_ip, server_name);
279 }
280 SAFE_FREE(server_name);
281 return cli;
282 }
283
284 static int net_user(int argc, const char **argv)
285 {
286 if (net_ads_check() == 0)
287 return net_ads_user(argc, argv);
288
289 /* if server is not specified, default to PDC? */
290 if (net_rpc_check(NET_FLAGS_PDC))
291 return net_rpc_user(argc, argv);
292
293 return net_rap_user(argc, argv);
294 }
295
296 static int net_group(int argc, const char **argv)
297 {
298 if (net_ads_check() == 0)
299 return net_ads_group(argc, argv);
300
301 if (argc == 0 && net_rpc_check(NET_FLAGS_PDC))
302 return net_rpc_group(argc, argv);
303
304 return net_rap_group(argc, argv);
305 }
306
307 static int net_join(int argc, const char **argv)
308 {
309 if (net_ads_check() == 0) {
310 if (net_ads_join(argc, argv) == 0)
311 return 0;
312 else
313 d_printf("ADS join did not work, trying RPC...\n");
314 }
315 return net_rpc_join(argc, argv);
316 }
317
318 static int net_share(int argc, const char **argv)
319 {
320 if (net_rpc_check(0))
321 return net_rpc_share(argc, argv);
322 return net_rap_share(argc, argv);
323 }
324
325 static int net_file(int argc, const char **argv)
326 {
327 if (net_rpc_check(0))
328 return net_rpc_file(argc, argv);
329 return net_rap_file(argc, argv);
330 }
331
332 /* main function table */
333 static struct functable net_func[] = {
334 {"RPC", net_rpc},
335 {"RAP", net_rap},
336 {"ADS", net_ads},
337
338 /* eventually these should auto-choose the transport ... */
339 {"FILE", net_file},
340 {"SHARE", net_share},
341 {"SESSION", net_rap_session},
342 {"SERVER", net_rap_server},
343 {"DOMAIN", net_rap_domain},
344 {"PRINTQ", net_rap_printq},
345 {"USER", net_user},
346 {"GROUP", net_group},
347 {"VALIDATE", net_rap_validate},
348 {"GROUPMEMBER", net_rap_groupmember},
349 {"ADMIN", net_rap_admin},
350 {"SERVICE", net_rap_service},
351 {"PASSWORD", net_rap_password},
352 {"TIME", net_time},
353 {"LOOKUP", net_lookup},
354 {"JOIN", net_join},
355
356 {"HELP", net_help},
357 {NULL, NULL}
358 };
359
360
361 /****************************************************************************
362 main program
363 ****************************************************************************/
364 int main(int argc, const char **argv)
365 {
366 int opt,i;
367 char *p;
368 int rc = 0;
369 int argc_new = 0;
370 const char ** argv_new;
371 poptContext pc;
372 static char *servicesf = dyn_CONFIGFILE;
373 static char *debuglevel = NULL;
374
375 struct poptOption long_options[] = {
376 {"help", 'h', POPT_ARG_NONE, 0, 'h'},
377 {"workgroup", 'w', POPT_ARG_STRING, &opt_target_workgroup},
378 {"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
379 {"user", 'U', POPT_ARG_STRING, &opt_user_name, 'U'},
380 {"ipaddress", 'I', POPT_ARG_STRING, 0,'I'},
381 {"port", 'p', POPT_ARG_INT, &opt_port},
382 {"myname", 'n', POPT_ARG_STRING, &opt_requester_name},
383 {"conf", 's', POPT_ARG_STRING, &servicesf},
384 {"server", 'S', POPT_ARG_STRING, &opt_host},
385 {"comment", 'C', POPT_ARG_STRING, &opt_comment},
386 {"maxusers", 'M', POPT_ARG_INT, &opt_maxusers},
387 {"flags", 'F', POPT_ARG_INT, &opt_flags},
388 {"jobid", 'j', POPT_ARG_INT, &opt_jobid},
389 {"long", 'l', POPT_ARG_NONE, &opt_long_list_entries},
390 {"reboot", 'r', POPT_ARG_NONE, &opt_reboot},
391 {"force", 'f', POPT_ARG_NONE, &opt_force},
392 {"timeout", 't', POPT_ARG_INT, &opt_timeout},
393 {"machine-pass",'P', POPT_ARG_NONE, &opt_machine_pass},
394 {"debuglevel", 'D', POPT_ARG_STRING, &debuglevel},
395 { 0, 0, 0, 0}
396 };
397
398 zero_ip(&opt_dest_ip);
399
400 dbf = x_stderr;
401
402 pc = poptGetContext(NULL, argc, (const char **) argv, long_options,
403 POPT_CONTEXT_KEEP_FIRST);
404
405 while((opt = poptGetNextOpt(pc)) != -1) {
406 switch (opt) {
407 case 'h':
408 net_help(argc, argv);
409 exit(0);
410 break;
411 case 'I':
412 opt_dest_ip = *interpret_addr2(poptGetOptArg(pc));
413 if (is_zero_ip(opt_dest_ip))
414 d_printf("\nInvalid ip address specified\n");
415 else
416 opt_have_ip = True;
417 break;
418 case 'U':
419 opt_user_specified = True;
420 opt_user_name = strdup(opt_user_name);
421 p = strchr(opt_user_name,'%');
422 if (p) {
423 *p = 0;
424 opt_password = p+1;
425 }
426 break;
427 default:
428 d_printf("\nInvalid option %c (%d)\n", (char)opt, opt);
429 net_help(argc, argv);
430 exit(1);
431 }
432 }
433
434 if (debuglevel) {
435 debug_parse_levels(debuglevel);
436 AllowDebugChange = False;
437 }
438
439 lp_load(servicesf,True,False,False);
440
441 argv_new = (const char **)poptGetArgs(pc);
442
443 argc_new = argc;
444 for (i=0; i<argc; i++) {
445 if (argv_new[i] == NULL) {
446 argc_new = i;
447 break;
448 }
449 }
450
451 if (!opt_requester_name) {
452 static fstring myname;
453 get_myname(myname);
454 opt_requester_name = myname;
455 }
456
457 if (!opt_user_name && getenv("LOGNAME")) {
458 opt_user_name = getenv("LOGNAME");
459 }
460
461 if (!opt_workgroup) {
462 opt_workgroup = lp_workgroup();
463 }
464
465 if (!opt_target_workgroup) {
466 opt_target_workgroup = lp_workgroup();
467 }
468
469 if (!*global_myname) {
470 char *p2;
471
472 pstrcpy(global_myname, myhostname());
473 p2 = strchr_m(global_myname, '.');
474 if (p2)
475 *p2 = 0;
476 }
477
478 strupper(global_myname);
479
480 load_interfaces();
481
482 if (opt_machine_pass) {
483 /* it is very useful to be able to make ads queries as the
484 machine account for testing purposes and for domain leave */
485
486 if (!secrets_init()) {
487 d_printf("ERROR: Unable to open secrets database\n");
488 exit(1);
489 }
490
491 asprintf(&opt_user_name,"%s$", global_myname);
492 opt_password = secrets_fetch_machine_password();
493 if (!opt_password) {
494 d_printf("ERROR: Unable to fetch machine password\n");
495 exit(1);
496 }
497 }
498
499 rc = net_run_function(argc_new-1, argv_new+1, net_func, net_help);
500
501 DEBUG(2,("return code = %d\n", rc));
502 return rc;
503 }
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