Removed version number from file header.
[kai/samba.git] / source3 / utils / net.c
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
76 static BOOL got_pass = False;
77 BOOL opt_have_ip = False;
78 struct in_addr opt_dest_ip;
79
80 extern pstring global_myname;
81
82 /*
83   run a function from a function table. If not found then
84   call the specified usage function 
85 */
86 int net_run_function(int argc, const char **argv, struct functable *table, 
87                      int (*usage_fn)(int argc, const char **argv))
88 {
89         int i;
90         
91         if (argc < 1) {
92                 d_printf("\nUsage: \n");
93                 return usage_fn(argc, argv);
94         }
95         for (i=0; table[i].funcname; i++) {
96                 if (StrCaseCmp(argv[0], table[i].funcname) == 0)
97                         return table[i].fn(argc-1, argv+1);
98         }
99         d_printf("No command: %s\n", argv[0]);
100         return usage_fn(argc, argv);
101 }
102
103
104 /****************************************************************************
105 connect to \\server\ipc$  
106 ****************************************************************************/
107 static struct cli_state *connect_to_ipc(struct in_addr *server_ip, const char *server_name)
108 {
109         struct cli_state *c;
110         NTSTATUS nt_status;
111
112         if (!got_pass) {
113                 char *pass = getpass("Password:");
114                 if (pass) {
115                         opt_password = strdup(pass);
116                 }
117         }
118         
119         nt_status = cli_full_connection(&c, opt_requester_name, server_name, 
120                                         server_ip, opt_port,
121                                         "IPC$", "IPC",  
122                                         opt_user_name, opt_workgroup,
123                                         opt_password, strlen(opt_password));
124         
125         if (NT_STATUS_IS_OK(nt_status)) {
126                 return c;
127         } else {
128                 DEBUG(0,("Cannot connect to server.  Error was %s\n", 
129                          get_nt_error_msg(nt_status)));
130
131                 /* Display a nicer message depending on the result */
132
133                 if (NT_STATUS_V(nt_status) == 
134                     NT_STATUS_V(NT_STATUS_LOGON_FAILURE))
135                         d_printf("The username or password was not correct.\n");
136
137                 return NULL;
138         }
139 }
140
141 /****************************************************************************
142 connect to \\server\ipc$ anonymously
143 ****************************************************************************/
144 static struct cli_state *connect_to_ipc_anonymous(struct in_addr *server_ip, const char *server_name)
145 {
146         struct cli_state *c;
147         NTSTATUS nt_status;
148
149         nt_status = cli_full_connection(&c, opt_requester_name, server_name, 
150                                         server_ip, opt_port,
151                                         "IPC$", "IPC",  
152                                         "", "",
153                                         "", 0);
154         
155         if (NT_STATUS_IS_OK(nt_status)) {
156                 return c;
157         } else {
158                 DEBUG(0,("Cannot connect to server (anonymously).  Error was %s\n", get_nt_error_msg(nt_status)));
159                 return NULL;
160         }
161 }
162
163 static BOOL net_find_server(unsigned flags, struct in_addr *server_ip, char **server_name)
164 {
165
166         if (opt_host) {
167                 *server_name = strdup(opt_host);
168         }               
169
170         if (opt_have_ip) {
171                 *server_ip = opt_dest_ip;
172                 if (!*server_name) {
173                         *server_name = strdup(inet_ntoa(opt_dest_ip));
174                 }
175         } else if (*server_name) {
176                 /* resolve the IP address */
177                 if (!resolve_name(*server_name, server_ip, 0x20))  {
178                         DEBUG(1,("Unable to resolve server name\n"));
179                         return False;
180                 }
181         } else if (flags & NET_FLAGS_PDC) {
182                 struct in_addr *ip_list;
183                 int addr_count;
184                 if (get_dc_list(True /* PDC only*/, opt_target_workgroup, &ip_list, &addr_count)) {
185                         fstring dc_name;
186                         if (addr_count < 1) {
187                                 return False;
188                         }
189                         
190                         *server_ip = *ip_list;
191                         
192                         if (is_zero_ip(*server_ip))
193                                 return False;
194                         
195                         if (!lookup_dc_name(global_myname, opt_target_workgroup, server_ip, dc_name))
196                                 return False;
197                                 
198                         *server_name = strdup(dc_name);
199                 }
200                 
201         } else if (flags & NET_FLAGS_DMB) {
202                 struct in_addr msbrow_ip;
203                 /*  if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
204                 if (!resolve_name(opt_target_workgroup, &msbrow_ip, 0x1B))  {
205                         DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
206                         return False;
207                 } else {
208                         *server_ip = msbrow_ip;
209                 }
210                 *server_name = strdup(inet_ntoa(opt_dest_ip));
211         } else if (flags & NET_FLAGS_MASTER) {
212                 struct in_addr brow_ips;
213                 if (!resolve_name(opt_target_workgroup, &brow_ips, 0x1D))  {
214                                 /* go looking for workgroups */
215                         DEBUG(1,("Unable to resolve master browser via name lookup\n"));
216                         return False;
217                 } else {
218                         *server_ip = brow_ips;
219                 }
220                 *server_name = strdup(inet_ntoa(opt_dest_ip));
221         } else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
222                 extern struct in_addr loopback_ip;
223                 *server_ip = loopback_ip;
224                 *server_name = strdup("127.0.0.1");
225         }
226
227         if (!server_name || !*server_name) {
228                 DEBUG(1,("no server to connect to\n"));
229                 return False;
230         }
231
232         return True;
233 }
234
235 struct cli_state *net_make_ipc_connection(unsigned flags)
236 {
237         char *server_name = NULL;
238         struct in_addr server_ip;
239         struct cli_state *cli;
240
241         if (!net_find_server(flags, &server_ip, &server_name)) {
242                 d_printf("\nUnable to find a suitable server\n");
243                 return NULL;
244         }
245
246         if (flags & NET_FLAGS_ANONYMOUS) {
247                 cli = connect_to_ipc_anonymous(&server_ip, server_name);
248         } else {
249                 cli = connect_to_ipc(&server_ip, server_name);
250         }
251         SAFE_FREE(server_name);
252         return cli;
253 }
254
255
256 static int net_usage(int argc, const char **argv)
257 {
258         d_printf("  net ads [command]\tto run ADS commands\n"\
259                  "  net rap [command]\tto run RAP (pre-RPC) commands\n"\
260                  "  net rpc [command]\tto run RPC commands\n"\
261                  "  net rap help\n"\
262                  "\nType \"net help <option>\" to get more information on that option\n");
263         return -1;
264 }
265
266 static int help_usage(int argc, const char **argv)
267 {
268         d_printf(
269 "\n"\
270 "Usage: net help <function>\n"\
271 "\n"\
272 "Valid functions are:\n"\
273 "  RPC RAP ADS FILE SHARE SESSION SERVER DOMAIN PRINTQ USER GROUP VALIDATE\n"\
274 "  GROUPMEMBER ADMIN SERVICE PASSWORD TIME LOOKUP\n");
275         return -1;
276 }
277
278 /*
279   handle "net help *" subcommands
280 */
281 static int net_help(int argc, const char **argv)
282 {
283         struct functable func[] = {
284                 {"ADS", net_ads_usage}, 
285                 {"RAP", net_rap_usage},
286                 {"RPC", net_rpc_usage},
287
288                 {"FILE", net_rap_file_usage},
289                 {"SHARE", net_rap_share_usage},
290                 {"SESSION", net_rap_session_usage},
291                 {"SERVER", net_rap_server_usage},
292                 {"DOMAIN", net_rap_domain_usage},
293                 {"PRINTQ", net_rap_printq_usage},
294                 {"USER", net_rap_user_usage},
295                 {"GROUP", net_rap_group_usage},
296                 {"VALIDATE", net_rap_validate_usage},
297                 {"GROUPMEMBER", net_rap_groupmember_usage},
298                 {"ADMIN", net_rap_admin_usage},
299                 {"SERVICE", net_rap_service_usage},
300                 {"PASSWORD", net_rap_password_usage},
301                 {"TIME", net_time_usage},
302                 {"LOOKUP", net_lookup_usage},
303
304                 {"HELP", help_usage},
305                 {NULL, NULL}};
306
307         return net_run_function(argc, argv, func, help_usage);
308 }
309
310 /* main function table */
311 static struct functable net_func[] = {
312         {"RPC", net_rpc},
313         {"RAP", net_rap},
314         {"ADS", net_ads},
315
316         /* eventually these should auto-choose the transport ... */
317         {"FILE", net_rap_file},
318         {"SHARE", net_rap_share},
319         {"SESSION", net_rap_session},
320         {"SERVER", net_rap_server},
321         {"DOMAIN", net_rap_domain},
322         {"PRINTQ", net_rap_printq},
323         {"USER", net_rap_user},
324         {"GROUP", net_rap_group},
325         {"VALIDATE", net_rap_validate},
326         {"GROUPMEMBER", net_rap_groupmember},
327         {"ADMIN", net_rap_admin},
328         {"SERVICE", net_rap_service},   
329         {"PASSWORD", net_rap_password},
330         {"TIME", net_time},
331         {"LOOKUP", net_lookup},
332
333         {"HELP", net_help},
334         {NULL, NULL}
335 };
336
337
338 /****************************************************************************
339   main program
340 ****************************************************************************/
341  int main(int argc, const char **argv)
342 {
343         int opt,i;
344         char *p;
345         int rc = 0;
346         int argc_new = 0;
347         const char ** argv_new;
348         poptContext pc;
349         static char *servicesf = dyn_CONFIGFILE;
350         static int debuglevel;
351
352         struct poptOption long_options[] = {
353                 {"help",        'h', POPT_ARG_NONE,   0,     'h'},
354                 {"workgroup",   'w', POPT_ARG_STRING, &opt_target_workgroup},
355                 {"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
356                 {"user",        'U', POPT_ARG_STRING, &opt_user_name, 'U'},
357                 {"ipaddress",   'I', POPT_ARG_STRING, 0,     'I'},
358                 {"port",        'p', POPT_ARG_INT,    &opt_port},
359                 {"myname",      'n', POPT_ARG_STRING, &opt_requester_name},
360                 {"conf",        's', POPT_ARG_STRING, &servicesf},
361                 {"debug",       'd', POPT_ARG_INT,    &debuglevel, 'd'},
362                 {"debuglevel",  'd', POPT_ARG_INT,    &debuglevel, 'd'},
363                 {"server",      'S', POPT_ARG_STRING, &opt_host},
364                 {"comment",     'C', POPT_ARG_STRING, &opt_comment},
365                 {"maxusers",    'M', POPT_ARG_INT,    &opt_maxusers},
366                 {"flags",       'F', POPT_ARG_INT,    &opt_flags},
367                 {"jobid",       'j', POPT_ARG_INT,    &opt_jobid},
368                 {"long",        'l', POPT_ARG_NONE,   &opt_long_list_entries},
369                 {"reboot",        'r', POPT_ARG_NONE,   &opt_reboot},
370                 {"force",        'f', POPT_ARG_NONE,   &opt_force},
371                 {"timeout",       't', POPT_ARG_INT,    &opt_timeout},
372                 { 0, 0, 0, 0}
373         };
374
375         got_pass = 0;
376         zero_ip(&opt_dest_ip);
377
378         dbf = x_stderr;
379         
380         pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 
381                             POPT_CONTEXT_KEEP_FIRST);
382         
383         while((opt = poptGetNextOpt(pc)) != -1) {
384                 switch (opt) {
385                 case 'h':
386                         net_usage(argc, argv);
387                         exit(0);
388                         break;
389                 case 'I':
390                         opt_dest_ip = *interpret_addr2(poptGetOptArg(pc));
391                         if (is_zero_ip(opt_dest_ip))
392                                 d_printf("\nInvalid ip address specified\n");
393                         else
394                                 opt_have_ip = True;
395                         break;
396                 case 'U':
397                         opt_user_specified = True;
398                         opt_user_name = strdup(opt_user_name);
399                         p = strchr(opt_user_name,'%');
400                         if (p) {
401                                 *p = 0;
402                                 opt_password = p+1;
403                                 got_pass = 1;
404                         }
405                         break;
406                 default:
407                         d_printf("\nInvalid option %c (%d)\n", (char)opt, opt);
408                         net_usage(argc, argv);
409                 }
410         }
411
412         lp_load(servicesf,True,False,False);       
413
414         DEBUGLEVEL = debuglevel;
415
416         argv_new = (const char **)poptGetArgs(pc);
417
418         argc_new = argc;
419         for (i=0; i<argc; i++) {
420                 if (argv_new[i] == NULL) {
421                         argc_new = i;
422                         break;
423                 }
424         }
425          
426         if (!opt_requester_name) {
427                 static fstring myname;
428                 get_myname(myname);
429                 opt_requester_name = myname;
430         }
431
432         if (!opt_user_name && getenv("LOGNAME")) {
433                 opt_user_name = getenv("LOGNAME");
434         }
435
436         if (!opt_workgroup) {
437                 opt_workgroup = lp_workgroup();
438         }
439         
440         if (!opt_target_workgroup) {
441                 opt_target_workgroup = lp_workgroup();
442         }
443         
444         if (!*global_myname) {
445                 char *p2;
446
447                 fstrcpy(global_myname, myhostname());
448                 p2 = strchr_m(global_myname, '.');
449                 if (p2) 
450                         *p2 = 0;
451         }
452         
453         strupper(global_myname);
454
455         load_interfaces();
456
457         rc = net_run_function(argc_new-1, argv_new+1, net_func, net_usage);
458         
459         DEBUG(2,("return code = %d\n", rc));
460         return rc;
461 }