Fix bug in previous global_sam_sid() commit. I broke the 'read from
[Samba.git] / source / utils / net.c
blob01f56b8a0c722145ef1ac491e5ccac3a6a871bcc
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)
9 Originally written by Steve and Jim. Largely rewritten by tridge in
10 November 2001.
12 Reworked again by abartlet in December 2001
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.
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.
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. */
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 /*****************************************************/
40 #include "includes.h"
41 #include "../utils/net.h"
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 /***********************************************************************/
51 #define YES_STRING "Yes"
52 #define NO_STRING "No"
54 /************************************************************************************/
55 /* end of internationalization section */
56 /************************************************************************************/
58 /* Yes, these buggers are globals.... */
59 const char *opt_requester_name = NULL;
60 const char *opt_host = NULL;
61 const char *opt_password = NULL;
62 const char *opt_user_name = NULL;
63 BOOL opt_user_specified = False;
64 const 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 const char *opt_comment = "";
71 const char *opt_container = "cn=Users";
72 int opt_flags = -1;
73 int opt_timeout = 0;
74 const char *opt_target_workgroup = NULL;
75 int opt_machine_pass = 0;
77 BOOL opt_have_ip = False;
78 struct in_addr opt_dest_ip;
80 extern BOOL AllowDebugChange;
82 uint32 get_sec_channel_type(const char *param)
84 if (!(param && *param)) {
85 return get_default_sec_channel();
86 } else {
87 if (strequal(param, "PDC")) {
88 return SEC_CHAN_BDC;
89 } else if (strequal(param, "BDC")) {
90 return SEC_CHAN_BDC;
91 } else if (strequal(param, "MEMBER")) {
92 return SEC_CHAN_WKSTA;
93 #if 0
94 } else if (strequal(param, "DOMAIN")) {
95 return SEC_CHAN_DOMAIN;
96 #endif
97 } else {
98 return get_default_sec_channel();
104 run a function from a function table. If not found then
105 call the specified usage function
107 int net_run_function(int argc, const char **argv, struct functable *table,
108 int (*usage_fn)(int argc, const char **argv))
110 int i;
112 if (argc < 1) {
113 d_printf("\nUsage: \n");
114 return usage_fn(argc, argv);
116 for (i=0; table[i].funcname; i++) {
117 if (StrCaseCmp(argv[0], table[i].funcname) == 0)
118 return table[i].fn(argc-1, argv+1);
120 d_printf("No command: %s\n", argv[0]);
121 return usage_fn(argc, argv);
125 /****************************************************************************
126 connect to \\server\ipc$
127 ****************************************************************************/
128 NTSTATUS connect_to_ipc(struct cli_state **c, struct in_addr *server_ip,
129 const char *server_name)
131 NTSTATUS nt_status;
133 if (!opt_password && !opt_machine_pass) {
134 char *pass = getpass("Password:");
135 if (pass) {
136 opt_password = strdup(pass);
140 nt_status = cli_full_connection(c, opt_requester_name, server_name,
141 server_ip, opt_port,
142 "IPC$", "IPC",
143 opt_user_name, opt_workgroup,
144 opt_password, 0, Undefined, NULL);
146 if (NT_STATUS_IS_OK(nt_status)) {
147 return nt_status;
148 } else {
149 DEBUG(1,("Cannot connect to server. Error was %s\n",
150 nt_errstr(nt_status)));
152 /* Display a nicer message depending on the result */
154 if (NT_STATUS_V(nt_status) ==
155 NT_STATUS_V(NT_STATUS_LOGON_FAILURE))
156 d_printf("The username or password was not correct.\n");
158 if (NT_STATUS_V(nt_status) ==
159 NT_STATUS_V(NT_STATUS_ACCOUNT_LOCKED_OUT))
160 d_printf("The account was locked out.\n");
162 if (NT_STATUS_V(nt_status) ==
163 NT_STATUS_V(NT_STATUS_ACCOUNT_DISABLED))
164 d_printf("The account was disabled.\n");
166 return nt_status;
170 /****************************************************************************
171 connect to \\server\ipc$ anonymously
172 ****************************************************************************/
173 NTSTATUS connect_to_ipc_anonymous(struct cli_state **c,
174 struct in_addr *server_ip, const char *server_name)
176 NTSTATUS nt_status;
178 nt_status = cli_full_connection(c, opt_requester_name, server_name,
179 server_ip, opt_port,
180 "IPC$", "IPC",
181 "", "",
182 "", 0, Undefined, NULL);
184 if (NT_STATUS_IS_OK(nt_status)) {
185 return nt_status;
186 } else {
187 DEBUG(1,("Cannot connect to server (anonymously). Error was %s\n", nt_errstr(nt_status)));
188 return nt_status;
192 /****************************************************************************
193 Use the local machine's password for this session
194 ****************************************************************************/
195 int net_use_machine_password(void)
197 char *user_name = NULL;
199 if (!secrets_init()) {
200 d_printf("ERROR: Unable to open secrets database\n");
201 exit(1);
204 user_name = NULL;
205 opt_password = secrets_fetch_machine_password(opt_target_workgroup, NULL, NULL);
206 if (asprintf(&user_name, "%s$@%s", global_myname(), lp_realm()) == -1) {
207 return -1;
209 opt_user_name = user_name;
210 return 0;
213 BOOL net_find_server(unsigned flags, struct in_addr *server_ip, char **server_name)
216 if (opt_host) {
217 *server_name = strdup(opt_host);
220 if (opt_have_ip) {
221 *server_ip = opt_dest_ip;
222 if (!*server_name) {
223 *server_name = strdup(inet_ntoa(opt_dest_ip));
225 } else if (*server_name) {
226 /* resolve the IP address */
227 if (!resolve_name(*server_name, server_ip, 0x20)) {
228 DEBUG(1,("Unable to resolve server name\n"));
229 return False;
231 } else if (flags & NET_FLAGS_PDC) {
232 struct in_addr pdc_ip;
234 if (get_pdc_ip(opt_target_workgroup, &pdc_ip)) {
235 fstring dc_name;
237 if (is_zero_ip(pdc_ip))
238 return False;
240 if ( !name_status_find(opt_target_workgroup, 0x1b, 0x20, pdc_ip, dc_name) )
241 return False;
243 *server_name = strdup(dc_name);
244 *server_ip = pdc_ip;
247 } else if (flags & NET_FLAGS_DMB) {
248 struct in_addr msbrow_ip;
249 /* if (!resolve_name(MSBROWSE, &msbrow_ip, 1)) */
250 if (!resolve_name(opt_target_workgroup, &msbrow_ip, 0x1B)) {
251 DEBUG(1,("Unable to resolve domain browser via name lookup\n"));
252 return False;
253 } else {
254 *server_ip = msbrow_ip;
256 *server_name = strdup(inet_ntoa(opt_dest_ip));
257 } else if (flags & NET_FLAGS_MASTER) {
258 struct in_addr brow_ips;
259 if (!resolve_name(opt_target_workgroup, &brow_ips, 0x1D)) {
260 /* go looking for workgroups */
261 DEBUG(1,("Unable to resolve master browser via name lookup\n"));
262 return False;
263 } else {
264 *server_ip = brow_ips;
266 *server_name = strdup(inet_ntoa(opt_dest_ip));
267 } else if (!(flags & NET_FLAGS_LOCALHOST_DEFAULT_INSANE)) {
268 extern struct in_addr loopback_ip;
269 *server_ip = loopback_ip;
270 *server_name = strdup("127.0.0.1");
273 if (!server_name || !*server_name) {
274 DEBUG(1,("no server to connect to\n"));
275 return False;
278 return True;
282 BOOL net_find_pdc(struct in_addr *server_ip, fstring server_name, const char *domain_name)
284 if (get_pdc_ip(domain_name, server_ip)) {
285 if (is_zero_ip(*server_ip))
286 return False;
288 if (!name_status_find(domain_name, 0x1b, 0x20, *server_ip, server_name))
289 return False;
291 return True;
293 else
294 return False;
298 struct cli_state *net_make_ipc_connection(unsigned flags)
300 char *server_name = NULL;
301 struct in_addr server_ip;
302 struct cli_state *cli = NULL;
303 NTSTATUS nt_status;
305 if (!net_find_server(flags, &server_ip, &server_name)) {
306 d_printf("\nUnable to find a suitable server\n");
307 return NULL;
310 if (flags & NET_FLAGS_ANONYMOUS) {
311 nt_status = connect_to_ipc_anonymous(&cli, &server_ip, server_name);
312 } else {
313 nt_status = connect_to_ipc(&cli, &server_ip, server_name);
316 SAFE_FREE(server_name);
317 if (NT_STATUS_IS_OK(nt_status)) {
318 return cli;
319 } else {
320 return NULL;
324 static int net_user(int argc, const char **argv)
326 if (net_ads_check() == 0)
327 return net_ads_user(argc, argv);
329 /* if server is not specified, default to PDC? */
330 if (net_rpc_check(NET_FLAGS_PDC))
331 return net_rpc_user(argc, argv);
333 return net_rap_user(argc, argv);
336 static int net_group(int argc, const char **argv)
338 if (net_ads_check() == 0)
339 return net_ads_group(argc, argv);
341 if (argc == 0 && net_rpc_check(NET_FLAGS_PDC))
342 return net_rpc_group(argc, argv);
344 return net_rap_group(argc, argv);
347 static int net_join(int argc, const char **argv)
349 if (net_ads_check() == 0) {
350 if (net_ads_join(argc, argv) == 0)
351 return 0;
352 else
353 d_printf("ADS join did not work, falling back to RPC...\n");
355 return net_rpc_join(argc, argv);
358 static int net_changetrustpw(int argc, const char **argv)
360 if (net_ads_check() == 0)
361 return net_ads_changetrustpw(argc, argv);
363 return net_rpc_changetrustpw(argc, argv);
366 static int net_changesecretpw(int argc, const char **argv)
368 char *trust_pw;
369 uint32 sec_channel_type = SEC_CHAN_WKSTA;
371 if(opt_force) {
372 trust_pw = getpass("Enter machine password: ");
374 if (!secrets_store_machine_password(trust_pw, lp_workgroup(), sec_channel_type)) {
375 d_printf("Unable to write the machine account password in the secrets database");
376 return 1;
378 else {
379 d_printf("Modified trust account password in secrets database\n");
382 else {
383 d_printf("Machine account password change requires the -f flag.\n");
384 d_printf("Do NOT use this function unless you know what it does!\n");
385 d_printf("This function will change the ADS Domain member machine account password in the secrets.tdb file!\n");
388 return 0;
391 static int net_share(int argc, const char **argv)
393 if (net_rpc_check(0))
394 return net_rpc_share(argc, argv);
395 return net_rap_share(argc, argv);
398 static int net_file(int argc, const char **argv)
400 if (net_rpc_check(0))
401 return net_rpc_file(argc, argv);
402 return net_rap_file(argc, argv);
406 Retrieve our local SID or the SID for the specified name
408 static int net_getlocalsid(int argc, const char **argv)
410 DOM_SID sid;
411 const char *name;
412 fstring sid_str;
414 if (argc >= 1) {
415 name = argv[0];
417 else {
418 name = global_myname();
421 if(!initialize_password_db(False)) {
422 DEBUG(0, ("WARNING: Could not open passdb - local sid may not reflect passdb\n"
423 "backend knowlege (such as the sid stored in LDAP)\n"));
426 /* Generate one, if it doesn't exist */
427 get_global_sam_sid();
429 if (!secrets_fetch_domain_sid(name, &sid)) {
430 DEBUG(0, ("Can't fetch domain SID for name: %s\n", name));
431 return 1;
433 sid_to_string(sid_str, &sid);
434 d_printf("SID for domain %s is: %s\n", name, sid_str);
435 return 0;
438 static int net_setlocalsid(int argc, const char **argv)
440 DOM_SID sid;
442 if ( (argc != 1)
443 || (strncmp(argv[0], "S-1-5-21-", strlen("S-1-5-21-")) != 0)
444 || (!string_to_sid(&sid, argv[0]))
445 || (sid.num_auths != 4)) {
446 d_printf("usage: net setlocalsid S-1-5-21-x-y-z\n");
447 return 1;
450 if (!secrets_store_domain_sid(global_myname(), &sid)) {
451 DEBUG(0,("Can't store domain SID as a pdc/bdc.\n"));
452 return 1;
455 return 0;
458 static int net_getdomainsid(int argc, const char **argv)
460 DOM_SID domain_sid;
461 fstring sid_str;
463 if(!initialize_password_db(False)) {
464 DEBUG(0, ("WARNING: Could not open passdb - domain sid may not reflect passdb\n"
465 "backend knowlege (such as the sid stored in LDAP)\n"));
468 /* Generate one, if it doesn't exist */
469 get_global_sam_sid();
471 if (!secrets_fetch_domain_sid(global_myname(), &domain_sid)) {
472 d_printf("Could not fetch local SID\n");
473 return 1;
475 sid_to_string(sid_str, &domain_sid);
476 d_printf("SID for domain %s is: %s\n", global_myname(), sid_str);
478 if (!secrets_fetch_domain_sid(opt_workgroup, &domain_sid)) {
479 d_printf("Could not fetch domain SID\n");
480 return 1;
483 sid_to_string(sid_str, &domain_sid);
484 d_printf("SID for domain %s is: %s\n", opt_workgroup, sid_str);
486 return 0;
489 #ifdef WITH_FAKE_KASERVER
491 int net_afskey_usage(int argc, const char **argv)
493 d_printf(" net afskey filename\n"
494 "\tImports a OpenAFS KeyFile into our secrets.tdb\n\n");
495 return -1;
498 static int net_afskey(int argc, const char **argv)
500 int fd;
501 struct afs_keyfile keyfile;
503 if (argc != 2) {
504 d_printf("usage: 'net afskey <keyfile> cell'\n");
505 return -1;
508 if (!secrets_init()) {
509 d_printf("Could not open secrets.tdb\n");
510 return -1;
513 if ((fd = open(argv[0], O_RDONLY, 0)) < 0) {
514 d_printf("Could not open %s\n", argv[0]);
515 return -1;
518 if (read(fd, &keyfile, sizeof(keyfile)) != sizeof(keyfile)) {
519 d_printf("Could not read keyfile\n");
520 return -1;
523 if (!secrets_store_afs_keyfile(argv[1], &keyfile)) {
524 d_printf("Could not write keyfile to secrets.tdb\n");
525 return -1;
528 return 0;
531 #endif /* WITH_FAKE_KASERVER */
533 static uint32 get_maxrid(void)
535 SAM_ACCOUNT *pwd = NULL;
536 uint32 max_rid = 0;
537 GROUP_MAP *map = NULL;
538 int num_entries = 0;
539 int i;
541 if (!pdb_setsampwent(False)) {
542 DEBUG(0, ("load_sampwd_entries: Unable to open passdb.\n"));
543 return 0;
546 for (; (NT_STATUS_IS_OK(pdb_init_sam(&pwd)))
547 && pdb_getsampwent(pwd) == True; pwd=NULL) {
548 uint32 rid;
550 if (!sid_peek_rid(pdb_get_user_sid(pwd), &rid)) {
551 DEBUG(0, ("can't get RID for user '%s'\n",
552 pdb_get_username(pwd)));
553 pdb_free_sam(&pwd);
554 continue;
557 if (rid > max_rid)
558 max_rid = rid;
560 DEBUG(1,("%d is user '%s'\n", rid, pdb_get_username(pwd)));
561 pdb_free_sam(&pwd);
564 pdb_endsampwent();
565 pdb_free_sam(&pwd);
567 if (!pdb_enum_group_mapping(SID_NAME_UNKNOWN, &map, &num_entries,
568 ENUM_ONLY_MAPPED))
569 return max_rid;
571 for (i = 0; i < num_entries; i++) {
572 uint32 rid;
574 if (!sid_peek_check_rid(get_global_sam_sid(), &map[i].sid,
575 &rid)) {
576 DEBUG(3, ("skipping map for group '%s', SID %s\n",
577 map[i].nt_name,
578 sid_string_static(&map[i].sid)));
579 continue;
581 DEBUG(1,("%d is group '%s'\n", rid, map[i].nt_name));
583 if (rid > max_rid)
584 max_rid = rid;
587 SAFE_FREE(map);
589 return max_rid;
592 static int net_maxrid(int argc, const char **argv)
594 uint32 rid;
596 if (argc != 0) {
597 DEBUG(0, ("usage: net maxrid\n"));
598 return 1;
601 if ((rid = get_maxrid()) == 0) {
602 DEBUG(0, ("can't get current maximum rid\n"));
603 return 1;
606 d_printf("Currently used maximum rid: %d\n", rid);
608 return 0;
611 /* main function table */
612 static struct functable net_func[] = {
613 {"RPC", net_rpc},
614 {"RAP", net_rap},
615 {"ADS", net_ads},
617 /* eventually these should auto-choose the transport ... */
618 {"FILE", net_file},
619 {"SHARE", net_share},
620 {"SESSION", net_rap_session},
621 {"SERVER", net_rap_server},
622 {"DOMAIN", net_rap_domain},
623 {"PRINTQ", net_rap_printq},
624 {"USER", net_user},
625 {"GROUP", net_group},
626 {"GROUPMAP", net_groupmap},
627 {"VALIDATE", net_rap_validate},
628 {"GROUPMEMBER", net_rap_groupmember},
629 {"ADMIN", net_rap_admin},
630 {"SERVICE", net_rap_service},
631 {"PASSWORD", net_rap_password},
632 {"CHANGETRUSTPW", net_changetrustpw},
633 {"CHANGESECRETPW", net_changesecretpw},
634 {"TIME", net_time},
635 {"LOOKUP", net_lookup},
636 {"JOIN", net_join},
637 {"CACHE", net_cache},
638 {"GETLOCALSID", net_getlocalsid},
639 {"SETLOCALSID", net_setlocalsid},
640 {"GETDOMAINSID", net_getdomainsid},
641 {"MAXRID", net_maxrid},
642 {"IDMAP", net_idmap},
643 {"STATUS", net_status},
644 #ifdef WITH_FAKE_KASERVER
645 {"AFSKEY", net_afskey},
646 #endif
648 {"HELP", net_help},
649 {NULL, NULL}
653 /****************************************************************************
654 main program
655 ****************************************************************************/
656 int main(int argc, const char **argv)
658 int opt,i;
659 char *p;
660 int rc = 0;
661 int argc_new = 0;
662 const char ** argv_new;
663 poptContext pc;
665 struct poptOption long_options[] = {
666 {"help", 'h', POPT_ARG_NONE, 0, 'h'},
667 {"workgroup", 'w', POPT_ARG_STRING, &opt_target_workgroup},
668 {"user", 'U', POPT_ARG_STRING, &opt_user_name, 'U'},
669 {"ipaddress", 'I', POPT_ARG_STRING, 0,'I'},
670 {"port", 'p', POPT_ARG_INT, &opt_port},
671 {"myname", 'n', POPT_ARG_STRING, &opt_requester_name},
672 {"server", 'S', POPT_ARG_STRING, &opt_host},
673 {"container", 'c', POPT_ARG_STRING, &opt_container},
674 {"comment", 'C', POPT_ARG_STRING, &opt_comment},
675 {"maxusers", 'M', POPT_ARG_INT, &opt_maxusers},
676 {"flags", 'F', POPT_ARG_INT, &opt_flags},
677 {"long", 'l', POPT_ARG_NONE, &opt_long_list_entries},
678 {"reboot", 'r', POPT_ARG_NONE, &opt_reboot},
679 {"force", 'f', POPT_ARG_NONE, &opt_force},
680 {"timeout", 't', POPT_ARG_INT, &opt_timeout},
681 {"machine-pass",'P', POPT_ARG_NONE, &opt_machine_pass},
682 {"myworkgroup", 'W', POPT_ARG_STRING, &opt_workgroup},
683 POPT_COMMON_SAMBA
684 { 0, 0, 0, 0}
687 zero_ip(&opt_dest_ip);
689 /* set default debug level to 0 regardless of what smb.conf sets */
690 DEBUGLEVEL_CLASS[DBGC_ALL] = 0;
691 dbf = x_stderr;
693 pc = poptGetContext(NULL, argc, (const char **) argv, long_options,
694 POPT_CONTEXT_KEEP_FIRST);
696 while((opt = poptGetNextOpt(pc)) != -1) {
697 switch (opt) {
698 case 'h':
699 net_help(argc, argv);
700 exit(0);
701 break;
702 case 'I':
703 opt_dest_ip = *interpret_addr2(poptGetOptArg(pc));
704 if (is_zero_ip(opt_dest_ip))
705 d_printf("\nInvalid ip address specified\n");
706 else
707 opt_have_ip = True;
708 break;
709 case 'U':
710 opt_user_specified = True;
711 opt_user_name = strdup(opt_user_name);
712 p = strchr(opt_user_name,'%');
713 if (p) {
714 *p = 0;
715 opt_password = p+1;
717 break;
718 default:
719 d_printf("\nInvalid option %s: %s\n",
720 poptBadOption(pc, 0), poptStrerror(opt));
721 net_help(argc, argv);
722 exit(1);
727 * Don't load debug level from smb.conf. It should be
728 * set by cmdline arg or remain default (0)
730 AllowDebugChange = False;
731 lp_load(dyn_CONFIGFILE,True,False,False);
733 argv_new = (const char **)poptGetArgs(pc);
735 argc_new = argc;
736 for (i=0; i<argc; i++) {
737 if (argv_new[i] == NULL) {
738 argc_new = i;
739 break;
743 if (!opt_requester_name) {
744 static fstring myname;
745 get_myname(myname);
746 opt_requester_name = myname;
749 if (!opt_user_name && getenv("LOGNAME")) {
750 opt_user_name = getenv("LOGNAME");
753 if (!opt_workgroup) {
754 opt_workgroup = smb_xstrdup(lp_workgroup());
757 if (!opt_target_workgroup) {
758 opt_target_workgroup = smb_xstrdup(lp_workgroup());
761 if (!init_names())
762 exit(1);
764 load_interfaces();
766 /* this makes sure that when we do things like call scripts,
767 that it won't assert becouse we are not root */
768 sec_init();
770 if (opt_machine_pass) {
771 /* it is very useful to be able to make ads queries as the
772 machine account for testing purposes and for domain leave */
774 net_use_machine_password();
777 if (!opt_password) {
778 opt_password = getenv("PASSWD");
781 rc = net_run_function(argc_new-1, argv_new+1, net_func, net_help);
783 DEBUG(2,("return code = %d\n", rc));
784 return rc;