s3-smbd: Added a change_to_user_by_session() function.
[Samba.git] / source3 / utils / smbcquotas.c
blobc50ad93c253858ca9859d97590d4d56275fe0e8c
1 /*
2 Unix SMB/CIFS implementation.
3 QUOTA get/set utility
5 Copyright (C) Andrew Tridgell 2000
6 Copyright (C) Tim Potter 2000
7 Copyright (C) Jeremy Allison 2000
8 Copyright (C) Stefan (metze) Metzmacher 2003
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>.
24 #include "includes.h"
25 #include "popt_common.h"
26 #include "rpc_client/cli_pipe.h"
27 #include "../librpc/gen_ndr/ndr_lsa.h"
28 #include "rpc_client/cli_lsarpc.h"
29 #include "fake_file.h"
30 #include "../libcli/security/security.h"
32 static char *server;
34 /* numeric is set when the user wants numeric SIDs and ACEs rather
35 than going via LSA calls to resolve them */
36 static bool numeric;
37 static bool verbose;
39 enum todo_values {NOOP_QUOTA=0,FS_QUOTA,USER_QUOTA,LIST_QUOTA,SET_QUOTA};
40 enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR};
42 static struct cli_state *cli_ipc;
43 static struct rpc_pipe_client *global_pipe_hnd;
44 static struct policy_handle pol;
45 static bool got_policy_hnd;
46 static struct user_auth_info *smbcquotas_auth_info;
48 static struct cli_state *connect_one(const char *share);
50 /* Open cli connection and policy handle */
52 static bool cli_open_policy_hnd(void)
54 /* Initialise cli LSA connection */
56 if (!cli_ipc) {
57 NTSTATUS ret;
58 cli_ipc = connect_one("IPC$");
59 ret = cli_rpc_pipe_open_noauth(cli_ipc,
60 &ndr_table_lsarpc.syntax_id,
61 &global_pipe_hnd);
62 if (!NT_STATUS_IS_OK(ret)) {
63 return False;
67 /* Open policy handle */
69 if (!got_policy_hnd) {
71 /* Some systems don't support SEC_FLAG_MAXIMUM_ALLOWED,
72 but NT sends 0x2000000 so we might as well do it too. */
74 if (!NT_STATUS_IS_OK(rpccli_lsa_open_policy(global_pipe_hnd, talloc_tos(), True,
75 GENERIC_EXECUTE_ACCESS, &pol))) {
76 return False;
79 got_policy_hnd = True;
82 return True;
85 /* convert a SID to a string, either numeric or username/group */
86 static void SidToString(fstring str, struct dom_sid *sid, bool _numeric)
88 char **domains = NULL;
89 char **names = NULL;
90 enum lsa_SidType *types = NULL;
92 sid_to_fstring(str, sid);
94 if (_numeric) return;
96 /* Ask LSA to convert the sid to a name */
98 if (!cli_open_policy_hnd() ||
99 !NT_STATUS_IS_OK(rpccli_lsa_lookup_sids(global_pipe_hnd, talloc_tos(),
100 &pol, 1, sid, &domains,
101 &names, &types)) ||
102 !domains || !domains[0] || !names || !names[0]) {
103 return;
106 /* Converted OK */
108 slprintf(str, sizeof(fstring) - 1, "%s%s%s",
109 domains[0], lp_winbind_separator(),
110 names[0]);
113 /* convert a string to a SID, either numeric or username/group */
114 static bool StringToSid(struct dom_sid *sid, const char *str)
116 enum lsa_SidType *types = NULL;
117 struct dom_sid *sids = NULL;
118 bool result = True;
120 if (string_to_sid(sid, str)) {
121 return true;
124 if (!cli_open_policy_hnd() ||
125 !NT_STATUS_IS_OK(rpccli_lsa_lookup_names(global_pipe_hnd, talloc_tos(),
126 &pol, 1, &str, NULL, 1, &sids,
127 &types))) {
128 result = False;
129 goto done;
132 sid_copy(sid, &sids[0]);
133 done:
135 return result;
138 #define QUOTA_GET 1
139 #define QUOTA_SETLIM 2
140 #define QUOTA_SETFLAGS 3
141 #define QUOTA_LIST 4
143 enum {PARSE_FLAGS,PARSE_LIM};
145 static int parse_quota_set(TALLOC_CTX *ctx,
146 char *set_str,
147 char **pp_username_str,
148 enum SMB_QUOTA_TYPE *qtype,
149 int *cmd,
150 SMB_NTQUOTA_STRUCT *pqt)
152 char *p = set_str,*p2;
153 int todo;
154 bool stop = False;
155 bool enable = False;
156 bool deny = False;
158 *pp_username_str = NULL;
159 if (strnequal(set_str,"UQLIM:",6)) {
160 p += 6;
161 *qtype = SMB_USER_QUOTA_TYPE;
162 *cmd = QUOTA_SETLIM;
163 todo = PARSE_LIM;
164 if ((p2=strstr(p,":"))==NULL) {
165 return -1;
168 *p2 = '\0';
169 p2++;
171 *pp_username_str = talloc_strdup(ctx, p);
172 p = p2;
173 } else if (strnequal(set_str,"FSQLIM:",7)) {
174 p +=7;
175 *qtype = SMB_USER_FS_QUOTA_TYPE;
176 *cmd = QUOTA_SETLIM;
177 todo = PARSE_LIM;
178 } else if (strnequal(set_str,"FSQFLAGS:",9)) {
179 p +=9;
180 todo = PARSE_FLAGS;
181 *qtype = SMB_USER_FS_QUOTA_TYPE;
182 *cmd = QUOTA_SETFLAGS;
183 } else {
184 return -1;
187 switch (todo) {
188 case PARSE_LIM:
189 if (sscanf(p,"%"PRIu64"/%"PRIu64,&pqt->softlim,&pqt->hardlim)!=2) {
190 return -1;
193 break;
194 case PARSE_FLAGS:
195 while (!stop) {
197 if ((p2=strstr(p,"/"))==NULL) {
198 stop = True;
199 } else {
200 *p2 = '\0';
201 p2++;
204 if (strnequal(p,"QUOTA_ENABLED",13)) {
205 enable = True;
206 } else if (strnequal(p,"DENY_DISK",9)) {
207 deny = True;
208 } else if (strnequal(p,"LOG_SOFTLIMIT",13)) {
209 pqt->qflags |= QUOTAS_LOG_THRESHOLD;
210 } else if (strnequal(p,"LOG_HARDLIMIT",13)) {
211 pqt->qflags |= QUOTAS_LOG_LIMIT;
212 } else {
213 return -1;
216 p=p2;
219 if (deny) {
220 pqt->qflags |= QUOTAS_DENY_DISK;
221 } else if (enable) {
222 pqt->qflags |= QUOTAS_ENABLED;
225 break;
228 return 0;
232 static const char *quota_str_static(uint64_t val, bool special, bool _numeric)
234 const char *result;
236 if (!_numeric&&special&&(val == SMB_NTQUOTAS_NO_LIMIT)) {
237 return "NO LIMIT";
239 result = talloc_asprintf(talloc_tos(), "%"PRIu64, val);
240 SMB_ASSERT(result != NULL);
241 return result;
244 static void dump_ntquota(SMB_NTQUOTA_STRUCT *qt, bool _verbose,
245 bool _numeric,
246 void (*_sidtostring)(fstring str,
247 struct dom_sid *sid,
248 bool _numeric))
250 TALLOC_CTX *frame = talloc_stackframe();
252 if (!qt) {
253 smb_panic("dump_ntquota() called with NULL pointer");
256 switch (qt->qtype) {
257 case SMB_USER_FS_QUOTA_TYPE:
259 d_printf("File System QUOTAS:\n");
260 d_printf("Limits:\n");
261 d_printf(" Default Soft Limit: %15s\n",
262 quota_str_static(qt->softlim,True,_numeric));
263 d_printf(" Default Hard Limit: %15s\n",
264 quota_str_static(qt->hardlim,True,_numeric));
265 d_printf("Quota Flags:\n");
266 d_printf(" Quotas Enabled: %s\n",
267 ((qt->qflags&QUOTAS_ENABLED)
268 ||(qt->qflags&QUOTAS_DENY_DISK))?"On":"Off");
269 d_printf(" Deny Disk: %s\n",
270 (qt->qflags&QUOTAS_DENY_DISK)?"On":"Off");
271 d_printf(" Log Soft Limit: %s\n",
272 (qt->qflags&QUOTAS_LOG_THRESHOLD)?"On":"Off");
273 d_printf(" Log Hard Limit: %s\n",
274 (qt->qflags&QUOTAS_LOG_LIMIT)?"On":"Off");
276 break;
277 case SMB_USER_QUOTA_TYPE:
279 fstring username_str = {0};
281 if (_sidtostring) {
282 _sidtostring(username_str,&qt->sid,_numeric);
283 } else {
284 sid_to_fstring(username_str, &qt->sid);
287 if (_verbose) {
288 d_printf("Quotas for User: %s\n",username_str);
289 d_printf("Used Space: %15s\n",
290 quota_str_static(qt->usedspace,False,
291 _numeric));
292 d_printf("Soft Limit: %15s\n",
293 quota_str_static(qt->softlim,True,
294 _numeric));
295 d_printf("Hard Limit: %15s\n",
296 quota_str_static(qt->hardlim,True,_numeric));
297 } else {
298 d_printf("%-30s: ",username_str);
299 d_printf("%15s/",quota_str_static(
300 qt->usedspace,False,_numeric));
301 d_printf("%15s/",quota_str_static(
302 qt->softlim,True,_numeric));
303 d_printf("%15s\n",quota_str_static(
304 qt->hardlim,True,_numeric));
307 break;
308 default:
309 d_printf("dump_ntquota() invalid qtype(%d)\n",qt->qtype);
311 TALLOC_FREE(frame);
312 return;
315 static void dump_ntquota_list(SMB_NTQUOTA_LIST **qtl, bool _verbose,
316 bool _numeric,
317 void (*_sidtostring)(fstring str,
318 struct dom_sid *sid,
319 bool _numeric))
321 SMB_NTQUOTA_LIST *cur;
323 for (cur = *qtl;cur;cur = cur->next) {
324 if (cur->quotas)
325 dump_ntquota(cur->quotas,_verbose,_numeric,
326 _sidtostring);
330 static int do_quota(struct cli_state *cli,
331 enum SMB_QUOTA_TYPE qtype,
332 uint16 cmd,
333 const char *username_str,
334 SMB_NTQUOTA_STRUCT *pqt)
336 uint32 fs_attrs = 0;
337 uint16_t quota_fnum = 0;
338 SMB_NTQUOTA_LIST *qtl = NULL;
339 SMB_NTQUOTA_STRUCT qt;
340 NTSTATUS status;
342 ZERO_STRUCT(qt);
344 status = cli_get_fs_attr_info(cli, &fs_attrs);
345 if (!NT_STATUS_IS_OK(status)) {
346 d_printf("Failed to get the filesystem attributes %s.\n",
347 nt_errstr(status));
348 return -1;
351 if (!(fs_attrs & FILE_VOLUME_QUOTAS)) {
352 d_printf("Quotas are not supported by the server.\n");
353 return 0;
356 status = cli_get_quota_handle(cli, &quota_fnum);
357 if (!NT_STATUS_IS_OK(status)) {
358 d_printf("Quotas are not enabled on this share.\n");
359 d_printf("Failed to open %s %s.\n",
360 FAKE_FILE_NAME_QUOTA_WIN32,
361 nt_errstr(status));
362 return -1;
365 switch(qtype) {
366 case SMB_USER_QUOTA_TYPE:
367 if (!StringToSid(&qt.sid, username_str)) {
368 d_printf("StringToSid() failed for [%s]\n",username_str);
369 return -1;
372 switch(cmd) {
373 case QUOTA_GET:
374 status = cli_get_user_quota(
375 cli, quota_fnum, &qt);
376 if (!NT_STATUS_IS_OK(status)) {
377 d_printf("%s cli_get_user_quota %s\n",
378 nt_errstr(status),
379 username_str);
380 return -1;
382 dump_ntquota(&qt,verbose,numeric,SidToString);
383 break;
384 case QUOTA_SETLIM:
385 pqt->sid = qt.sid;
386 status = cli_set_user_quota(
387 cli, quota_fnum, pqt);
388 if (!NT_STATUS_IS_OK(status)) {
389 d_printf("%s cli_set_user_quota %s\n",
390 nt_errstr(status),
391 username_str);
392 return -1;
394 status = cli_get_user_quota(
395 cli, quota_fnum, &qt);
396 if (!NT_STATUS_IS_OK(status)) {
397 d_printf("%s cli_get_user_quota %s\n",
398 nt_errstr(status),
399 username_str);
400 return -1;
402 dump_ntquota(&qt,verbose,numeric,SidToString);
403 break;
404 case QUOTA_LIST:
405 status = cli_list_user_quota(
406 cli, quota_fnum, &qtl);
407 if (!NT_STATUS_IS_OK(status)) {
408 d_printf("%s cli_set_user_quota %s\n",
409 nt_errstr(status),
410 username_str);
411 return -1;
413 dump_ntquota_list(&qtl,verbose,numeric,SidToString);
414 free_ntquota_list(&qtl);
415 break;
416 default:
417 d_printf("Unknown Error\n");
418 return -1;
420 break;
421 case SMB_USER_FS_QUOTA_TYPE:
422 switch(cmd) {
423 case QUOTA_GET:
424 status = cli_get_fs_quota_info(
425 cli, quota_fnum, &qt);
426 if (!NT_STATUS_IS_OK(status)) {
427 d_printf("%s cli_get_fs_quota_info\n",
428 nt_errstr(status));
429 return -1;
431 dump_ntquota(&qt,True,numeric,NULL);
432 break;
433 case QUOTA_SETLIM:
434 status = cli_get_fs_quota_info(
435 cli, quota_fnum, &qt);
436 if (!NT_STATUS_IS_OK(status)) {
437 d_printf("%s cli_get_fs_quota_info\n",
438 nt_errstr(status));
439 return -1;
441 qt.softlim = pqt->softlim;
442 qt.hardlim = pqt->hardlim;
443 status = cli_set_fs_quota_info(
444 cli, quota_fnum, &qt);
445 if (!NT_STATUS_IS_OK(status)) {
446 d_printf("%s cli_set_fs_quota_info\n",
447 nt_errstr(status));
448 return -1;
450 status = cli_get_fs_quota_info(
451 cli, quota_fnum, &qt);
452 if (!NT_STATUS_IS_OK(status)) {
453 d_printf("%s cli_get_fs_quota_info\n",
454 nt_errstr(status));
455 return -1;
457 dump_ntquota(&qt,True,numeric,NULL);
458 break;
459 case QUOTA_SETFLAGS:
460 status = cli_get_fs_quota_info(
461 cli, quota_fnum, &qt);
462 if (!NT_STATUS_IS_OK(status)) {
463 d_printf("%s cli_get_fs_quota_info\n",
464 nt_errstr(status));
465 return -1;
467 qt.qflags = pqt->qflags;
468 status = cli_set_fs_quota_info(
469 cli, quota_fnum, &qt);
470 if (!NT_STATUS_IS_OK(status)) {
471 d_printf("%s cli_set_fs_quota_info\n",
472 nt_errstr(status));
473 return -1;
475 status = cli_get_fs_quota_info(
476 cli, quota_fnum, &qt);
477 if (!NT_STATUS_IS_OK(status)) {
478 d_printf("%s cli_get_fs_quota_info\n",
479 nt_errstr(status));
480 return -1;
482 dump_ntquota(&qt,True,numeric,NULL);
483 break;
484 default:
485 d_printf("Unknown Error\n");
486 return -1;
488 break;
489 default:
490 d_printf("Unknown Error\n");
491 return -1;
494 cli_close(cli, quota_fnum);
496 return 0;
499 /*****************************************************
500 Return a connection to a server.
501 *******************************************************/
503 static struct cli_state *connect_one(const char *share)
505 struct cli_state *c;
506 struct sockaddr_storage ss;
507 NTSTATUS nt_status;
508 uint32_t flags = 0;
510 zero_sockaddr(&ss);
512 if (get_cmdline_auth_info_use_machine_account(smbcquotas_auth_info) &&
513 !set_cmdline_auth_info_machine_account_creds(smbcquotas_auth_info)) {
514 return NULL;
517 if (get_cmdline_auth_info_use_kerberos(smbcquotas_auth_info)) {
518 flags |= CLI_FULL_CONNECTION_USE_KERBEROS |
519 CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS;
523 set_cmdline_auth_info_getpass(smbcquotas_auth_info);
525 nt_status = cli_full_connection(&c, global_myname(), server,
526 &ss, 0,
527 share, "?????",
528 get_cmdline_auth_info_username(smbcquotas_auth_info),
529 lp_workgroup(),
530 get_cmdline_auth_info_password(smbcquotas_auth_info),
531 flags,
532 get_cmdline_auth_info_signing_state(smbcquotas_auth_info));
533 if (!NT_STATUS_IS_OK(nt_status)) {
534 DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
535 return NULL;
538 if (get_cmdline_auth_info_smb_encrypt(smbcquotas_auth_info)) {
539 nt_status = cli_cm_force_encryption(c,
540 get_cmdline_auth_info_username(smbcquotas_auth_info),
541 get_cmdline_auth_info_password(smbcquotas_auth_info),
542 lp_workgroup(),
543 share);
544 if (!NT_STATUS_IS_OK(nt_status)) {
545 cli_shutdown(c);
546 return NULL;
550 return c;
553 /****************************************************************************
554 main program
555 ****************************************************************************/
556 int main(int argc, const char *argv[])
558 char *share;
559 int opt;
560 int result;
561 int todo = 0;
562 char *username_str = NULL;
563 char *path = NULL;
564 char *set_str = NULL;
565 enum SMB_QUOTA_TYPE qtype = SMB_INVALID_QUOTA_TYPE;
566 int cmd = 0;
567 static bool test_args = False;
568 struct cli_state *cli;
569 bool fix_user = False;
570 SMB_NTQUOTA_STRUCT qt;
571 TALLOC_CTX *frame = talloc_stackframe();
572 poptContext pc;
573 struct poptOption long_options[] = {
574 POPT_AUTOHELP
575 { "user", 'u', POPT_ARG_STRING, NULL, 'u', "Show quotas for user", "user" },
576 { "list", 'L', POPT_ARG_NONE, NULL, 'L', "List user quotas" },
577 { "fs", 'F', POPT_ARG_NONE, NULL, 'F', "Show filesystem quotas" },
578 { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls\n\
579 SETSTRING:\n\
580 UQLIM:<username>/<softlimit>/<hardlimit> for user quotas\n\
581 FSQLIM:<softlimit>/<hardlimit> for filesystem defaults\n\
582 FSQFLAGS:QUOTA_ENABLED/DENY_DISK/LOG_SOFTLIMIT/LOG_HARD_LIMIT", "SETSTRING" },
583 { "numeric", 'n', POPT_ARG_NONE, NULL, 'n', "Don't resolve sids or limits to names" },
584 { "verbose", 'v', POPT_ARG_NONE, NULL, 'v', "be verbose" },
585 { "test-args", 't', POPT_ARG_NONE, NULL, 'r', "Test arguments"},
586 POPT_COMMON_SAMBA
587 POPT_COMMON_CREDENTIALS
588 { NULL }
591 load_case_tables();
593 ZERO_STRUCT(qt);
595 /* set default debug level to 1 regardless of what smb.conf sets */
596 setup_logging( "smbcquotas", DEBUG_STDERR);
597 lp_set_cmdline("log level", "1");
599 setlinebuf(stdout);
601 fault_setup(NULL);
603 lp_load(get_dyn_CONFIGFILE(),True,False,False,True);
604 load_interfaces();
606 smbcquotas_auth_info = user_auth_info_init(frame);
607 if (smbcquotas_auth_info == NULL) {
608 exit(1);
610 popt_common_set_auth_info(smbcquotas_auth_info);
612 pc = poptGetContext("smbcquotas", argc, argv, long_options, 0);
614 poptSetOtherOptionHelp(pc, "//server1/share1");
616 while ((opt = poptGetNextOpt(pc)) != -1) {
617 switch (opt) {
618 case 'n':
619 numeric = true;
620 break;
621 case 'v':
622 verbose = true;
623 break;
624 case 't':
625 test_args = true;
626 break;
627 case 'L':
628 if (todo != 0) {
629 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
630 exit(EXIT_PARSE_ERROR);
632 todo = LIST_QUOTA;
633 break;
635 case 'F':
636 if (todo != 0) {
637 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
638 exit(EXIT_PARSE_ERROR);
640 todo = FS_QUOTA;
641 break;
643 case 'u':
644 if (todo != 0) {
645 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
646 exit(EXIT_PARSE_ERROR);
648 username_str = talloc_strdup(frame, poptGetOptArg(pc));
649 if (!username_str) {
650 exit(EXIT_PARSE_ERROR);
652 todo = USER_QUOTA;
653 fix_user = True;
654 break;
656 case 'S':
657 if (todo != 0) {
658 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
659 exit(EXIT_PARSE_ERROR);
661 set_str = talloc_strdup(frame, poptGetOptArg(pc));
662 if (!set_str) {
663 exit(EXIT_PARSE_ERROR);
665 todo = SET_QUOTA;
666 break;
670 if (todo == 0)
671 todo = USER_QUOTA;
673 if (!fix_user) {
674 username_str = talloc_strdup(
675 frame, get_cmdline_auth_info_username(smbcquotas_auth_info));
676 if (!username_str) {
677 exit(EXIT_PARSE_ERROR);
681 /* Make connection to server */
682 if(!poptPeekArg(pc)) {
683 poptPrintUsage(pc, stderr, 0);
684 exit(EXIT_PARSE_ERROR);
687 path = talloc_strdup(frame, poptGetArg(pc));
688 if (!path) {
689 printf("Out of memory\n");
690 exit(EXIT_PARSE_ERROR);
693 string_replace(path, '/', '\\');
695 server = SMB_STRDUP(path+2);
696 if (!server) {
697 printf("Out of memory\n");
698 exit(EXIT_PARSE_ERROR);
700 share = strchr_m(server,'\\');
701 if (!share) {
702 printf("Invalid argument: %s\n", share);
703 exit(EXIT_PARSE_ERROR);
706 *share = 0;
707 share++;
709 if (todo == SET_QUOTA) {
710 if (parse_quota_set(talloc_tos(), set_str, &username_str, &qtype, &cmd, &qt)) {
711 printf("Invalid argument: -S %s\n", set_str);
712 exit(EXIT_PARSE_ERROR);
716 if (!test_args) {
717 cli = connect_one(share);
718 if (!cli) {
719 exit(EXIT_FAILED);
721 } else {
722 exit(EXIT_OK);
726 /* Perform requested action */
728 switch (todo) {
729 case FS_QUOTA:
730 result = do_quota(cli,SMB_USER_FS_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
731 break;
732 case LIST_QUOTA:
733 result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_LIST, username_str, NULL);
734 break;
735 case USER_QUOTA:
736 result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
737 break;
738 case SET_QUOTA:
739 result = do_quota(cli, qtype, cmd, username_str, &qt);
740 break;
741 default:
742 result = EXIT_FAILED;
743 break;
746 talloc_free(frame);
748 return result;