source: branches/samba-3.3.x/source/utils/smbcquotas.c@ 1069

Last change on this file since 1069 was 206, checked in by Herwig Bauernfeind, 16 years ago

Import Samba 3.3 branch at 3.0.0 level (psmedley's port)
File size: 14.4 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 QUOTA get/set utility
4
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
9
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.
14
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.
19
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/>.
22*/
23
24#include "includes.h"
25
26static char *server;
27
28/* numeric is set when the user wants numeric SIDs and ACEs rather
29 than going via LSA calls to resolve them */
30static bool numeric;
31static bool verbose;
32
33enum todo_values {NOOP_QUOTA=0,FS_QUOTA,USER_QUOTA,LIST_QUOTA,SET_QUOTA};
34enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR};
35
36static struct cli_state *cli_ipc;
37static struct rpc_pipe_client *global_pipe_hnd;
38static POLICY_HND pol;
39static bool got_policy_hnd;
40
41static struct cli_state *connect_one(const char *share);
42
43/* Open cli connection and policy handle */
44
45static bool cli_open_policy_hnd(void)
46{
47 /* Initialise cli LSA connection */
48
49 if (!cli_ipc) {
50 NTSTATUS ret;
51 cli_ipc = connect_one("IPC$");
52 ret = cli_rpc_pipe_open_noauth(cli_ipc,
53 &ndr_table_lsarpc.syntax_id,
54 &global_pipe_hnd);
55 if (!NT_STATUS_IS_OK(ret)) {
56 return False;
57 }
58 }
59
60 /* Open policy handle */
61
62 if (!got_policy_hnd) {
63
64 /* Some systems don't support SEC_RIGHTS_MAXIMUM_ALLOWED,
65 but NT sends 0x2000000 so we might as well do it too. */
66
67 if (!NT_STATUS_IS_OK(rpccli_lsa_open_policy(global_pipe_hnd, talloc_tos(), True,
68 GENERIC_EXECUTE_ACCESS, &pol))) {
69 return False;
70 }
71
72 got_policy_hnd = True;
73 }
74
75 return True;
76}
77
78/* convert a SID to a string, either numeric or username/group */
79static void SidToString(fstring str, DOM_SID *sid, bool _numeric)
80{
81 char **domains = NULL;
82 char **names = NULL;
83 enum lsa_SidType *types = NULL;
84
85 sid_to_fstring(str, sid);
86
87 if (_numeric) return;
88
89 /* Ask LSA to convert the sid to a name */
90
91 if (!cli_open_policy_hnd() ||
92 !NT_STATUS_IS_OK(rpccli_lsa_lookup_sids(global_pipe_hnd, talloc_tos(),
93 &pol, 1, sid, &domains,
94 &names, &types)) ||
95 !domains || !domains[0] || !names || !names[0]) {
96 return;
97 }
98
99 /* Converted OK */
100
101 slprintf(str, sizeof(fstring) - 1, "%s%s%s",
102 domains[0], lp_winbind_separator(),
103 names[0]);
104
105}
106
107/* convert a string to a SID, either numeric or username/group */
108static bool StringToSid(DOM_SID *sid, const char *str)
109{
110 enum lsa_SidType *types = NULL;
111 DOM_SID *sids = NULL;
112 bool result = True;
113
114 if (strncmp(str, "S-", 2) == 0) {
115 return string_to_sid(sid, str);
116 }
117
118 if (!cli_open_policy_hnd() ||
119 !NT_STATUS_IS_OK(rpccli_lsa_lookup_names(global_pipe_hnd, talloc_tos(),
120 &pol, 1, &str, NULL, 1, &sids,
121 &types))) {
122 result = False;
123 goto done;
124 }
125
126 sid_copy(sid, &sids[0]);
127 done:
128
129 return result;
130}
131
132#define QUOTA_GET 1
133#define QUOTA_SETLIM 2
134#define QUOTA_SETFLAGS 3
135#define QUOTA_LIST 4
136
137enum {PARSE_FLAGS,PARSE_LIM};
138
139static int parse_quota_set(TALLOC_CTX *ctx,
140 char *set_str,
141 char **pp_username_str,
142 enum SMB_QUOTA_TYPE *qtype,
143 int *cmd,
144 SMB_NTQUOTA_STRUCT *pqt)
145{
146 char *p = set_str,*p2;
147 int todo;
148 bool stop = False;
149 bool enable = False;
150 bool deny = False;
151
152 *pp_username_str = NULL;
153 if (strnequal(set_str,"UQLIM:",6)) {
154 p += 6;
155 *qtype = SMB_USER_QUOTA_TYPE;
156 *cmd = QUOTA_SETLIM;
157 todo = PARSE_LIM;
158 if ((p2=strstr(p,":"))==NULL) {
159 return -1;
160 }
161
162 *p2 = '\0';
163 p2++;
164
165 *pp_username_str = talloc_strdup(ctx, p);
166 p = p2;
167 } else if (strnequal(set_str,"FSQLIM:",7)) {
168 p +=7;
169 *qtype = SMB_USER_FS_QUOTA_TYPE;
170 *cmd = QUOTA_SETLIM;
171 todo = PARSE_LIM;
172 } else if (strnequal(set_str,"FSQFLAGS:",9)) {
173 p +=9;
174 todo = PARSE_FLAGS;
175 *qtype = SMB_USER_FS_QUOTA_TYPE;
176 *cmd = QUOTA_SETFLAGS;
177 } else {
178 return -1;
179 }
180
181 switch (todo) {
182 case PARSE_LIM:
183#if defined(HAVE_LONGLONG)
184 if (sscanf(p,"%llu/%llu",&pqt->softlim,&pqt->hardlim)!=2) {
185#else
186 if (sscanf(p,"%lu/%lu",&pqt->softlim,&pqt->hardlim)!=2) {
187#endif
188 return -1;
189 }
190
191 break;
192 case PARSE_FLAGS:
193 while (!stop) {
194
195 if ((p2=strstr(p,"/"))==NULL) {
196 stop = True;
197 } else {
198 *p2 = '\0';
199 p2++;
200 }
201
202 if (strnequal(p,"QUOTA_ENABLED",13)) {
203 enable = True;
204 } else if (strnequal(p,"DENY_DISK",9)) {
205 deny = True;
206 } else if (strnequal(p,"LOG_SOFTLIMIT",13)) {
207 pqt->qflags |= QUOTAS_LOG_THRESHOLD;
208 } else if (strnequal(p,"LOG_HARDLIMIT",13)) {
209 pqt->qflags |= QUOTAS_LOG_LIMIT;
210 } else {
211 return -1;
212 }
213
214 p=p2;
215 }
216
217 if (deny) {
218 pqt->qflags |= QUOTAS_DENY_DISK;
219 } else if (enable) {
220 pqt->qflags |= QUOTAS_ENABLED;
221 }
222
223 break;
224 }
225
226 return 0;
227}
228
229static int do_quota(struct cli_state *cli,
230 enum SMB_QUOTA_TYPE qtype,
231 uint16 cmd,
232 const char *username_str,
233 SMB_NTQUOTA_STRUCT *pqt)
234{
235 uint32 fs_attrs = 0;
236 int quota_fnum = 0;
237 SMB_NTQUOTA_LIST *qtl = NULL;
238 SMB_NTQUOTA_STRUCT qt;
239 ZERO_STRUCT(qt);
240
241 if (!cli_get_fs_attr_info(cli, &fs_attrs)) {
242 d_printf("Failed to get the filesystem attributes %s.\n",
243 cli_errstr(cli));
244 return -1;
245 }
246
247 if (!(fs_attrs & FILE_VOLUME_QUOTAS)) {
248 d_printf("Quotas are not supported by the server.\n");
249 return 0;
250 }
251
252 if (!cli_get_quota_handle(cli, &quota_fnum)) {
253 d_printf("Quotas are not enabled on this share.\n");
254 d_printf("Failed to open %s %s.\n",
255 FAKE_FILE_NAME_QUOTA_WIN32,cli_errstr(cli));
256 return -1;
257 }
258
259 switch(qtype) {
260 case SMB_USER_QUOTA_TYPE:
261 if (!StringToSid(&qt.sid, username_str)) {
262 d_printf("StringToSid() failed for [%s]\n",username_str);
263 return -1;
264 }
265
266 switch(cmd) {
267 case QUOTA_GET:
268 if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
269 d_printf("%s cli_get_user_quota %s\n",
270 cli_errstr(cli),username_str);
271 return -1;
272 }
273 dump_ntquota(&qt,verbose,numeric,SidToString);
274 break;
275 case QUOTA_SETLIM:
276 pqt->sid = qt.sid;
277 if (!cli_set_user_quota(cli, quota_fnum, pqt)) {
278 d_printf("%s cli_set_user_quota %s\n",
279 cli_errstr(cli),username_str);
280 return -1;
281 }
282 if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
283 d_printf("%s cli_get_user_quota %s\n",
284 cli_errstr(cli),username_str);
285 return -1;
286 }
287 dump_ntquota(&qt,verbose,numeric,SidToString);
288 break;
289 case QUOTA_LIST:
290 if (!cli_list_user_quota(cli, quota_fnum, &qtl)) {
291 d_printf("%s cli_set_user_quota %s\n",
292 cli_errstr(cli),username_str);
293 return -1;
294 }
295 dump_ntquota_list(&qtl,verbose,numeric,SidToString);
296 free_ntquota_list(&qtl);
297 break;
298 default:
299 d_printf("Unknown Error\n");
300 return -1;
301 }
302 break;
303 case SMB_USER_FS_QUOTA_TYPE:
304 switch(cmd) {
305 case QUOTA_GET:
306 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
307 d_printf("%s cli_get_fs_quota_info\n",
308 cli_errstr(cli));
309 return -1;
310 }
311 dump_ntquota(&qt,True,numeric,NULL);
312 break;
313 case QUOTA_SETLIM:
314 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
315 d_printf("%s cli_get_fs_quota_info\n",
316 cli_errstr(cli));
317 return -1;
318 }
319 qt.softlim = pqt->softlim;
320 qt.hardlim = pqt->hardlim;
321 if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
322 d_printf("%s cli_set_fs_quota_info\n",
323 cli_errstr(cli));
324 return -1;
325 }
326 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
327 d_printf("%s cli_get_fs_quota_info\n",
328 cli_errstr(cli));
329 return -1;
330 }
331 dump_ntquota(&qt,True,numeric,NULL);
332 break;
333 case QUOTA_SETFLAGS:
334 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
335 d_printf("%s cli_get_fs_quota_info\n",
336 cli_errstr(cli));
337 return -1;
338 }
339 qt.qflags = pqt->qflags;
340 if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
341 d_printf("%s cli_set_fs_quota_info\n",
342 cli_errstr(cli));
343 return -1;
344 }
345 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
346 d_printf("%s cli_get_fs_quota_info\n",
347 cli_errstr(cli));
348 return -1;
349 }
350 dump_ntquota(&qt,True,numeric,NULL);
351 break;
352 default:
353 d_printf("Unknown Error\n");
354 return -1;
355 }
356 break;
357 default:
358 d_printf("Unknown Error\n");
359 return -1;
360 }
361
362 cli_close(cli, quota_fnum);
363
364 return 0;
365}
366
367/*****************************************************
368 Return a connection to a server.
369*******************************************************/
370
371static struct cli_state *connect_one(const char *share)
372{
373 struct cli_state *c;
374 struct sockaddr_storage ss;
375 NTSTATUS nt_status;
376 uint32_t flags = 0;
377
378 zero_sockaddr(&ss);
379
380 if (get_cmdline_auth_info_use_machine_account() &&
381 !set_cmdline_auth_info_machine_account_creds()) {
382 return NULL;
383 }
384
385 if (get_cmdline_auth_info_use_kerberos()) {
386 flags |= CLI_FULL_CONNECTION_USE_KERBEROS |
387 CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS;
388
389 }
390
391 if (!get_cmdline_auth_info_got_pass()) {
392 char *pass = getpass("Password: ");
393 if (pass) {
394 set_cmdline_auth_info_password(pass);
395 }
396 }
397
398 nt_status = cli_full_connection(&c, global_myname(), server,
399 &ss, 0,
400 share, "?????",
401 get_cmdline_auth_info_username(),
402 lp_workgroup(),
403 get_cmdline_auth_info_password(),
404 flags,
405 get_cmdline_auth_info_signing_state(),
406 NULL);
407 if (!NT_STATUS_IS_OK(nt_status)) {
408 DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
409 return NULL;
410 }
411
412 if (get_cmdline_auth_info_smb_encrypt()) {
413 nt_status = cli_cm_force_encryption(c,
414 get_cmdline_auth_info_username(),
415 get_cmdline_auth_info_password(),
416 lp_workgroup(),
417 share);
418 if (!NT_STATUS_IS_OK(nt_status)) {
419 cli_shutdown(c);
420 return NULL;
421 }
422 }
423
424 return c;
425}
426
427/****************************************************************************
428 main program
429****************************************************************************/
430 int main(int argc, const char *argv[])
431{
432 char *share;
433 int opt;
434 int result;
435 int todo = 0;
436 char *username_str = NULL;
437 char *path = NULL;
438 char *set_str = NULL;
439 enum SMB_QUOTA_TYPE qtype = SMB_INVALID_QUOTA_TYPE;
440 int cmd = 0;
441 static bool test_args = False;
442 struct cli_state *cli;
443 bool fix_user = False;
444 SMB_NTQUOTA_STRUCT qt;
445 TALLOC_CTX *frame = talloc_stackframe();
446 poptContext pc;
447 struct poptOption long_options[] = {
448 POPT_AUTOHELP
449 { "user", 'u', POPT_ARG_STRING, NULL, 'u', "Show quotas for user", "user" },
450 { "list", 'L', POPT_ARG_NONE, NULL, 'L', "List user quotas" },
451 { "fs", 'F', POPT_ARG_NONE, NULL, 'F', "Show filesystem quotas" },
452 { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls\n\
453SETSTRING:\n\
454UQLIM:<username>/<softlimit>/<hardlimit> for user quotas\n\
455FSQLIM:<softlimit>/<hardlimit> for filesystem defaults\n\
456FSQFLAGS:QUOTA_ENABLED/DENY_DISK/LOG_SOFTLIMIT/LOG_HARD_LIMIT", "SETSTRING" },
457 { "numeric", 'n', POPT_ARG_NONE, NULL, 'n', "Don't resolve sids or limits to names" },
458 { "verbose", 'v', POPT_ARG_NONE, NULL, 'v', "be verbose" },
459 { "test-args", 't', POPT_ARG_NONE, NULL, 'r', "Test arguments"},
460 POPT_COMMON_SAMBA
461 POPT_COMMON_CREDENTIALS
462 { NULL }
463 };
464
465 load_case_tables();
466
467 ZERO_STRUCT(qt);
468
469 /* set default debug level to 1 regardless of what smb.conf sets */
470 setup_logging( "smbcquotas", True );
471 DEBUGLEVEL_CLASS[DBGC_ALL] = 1;
472 dbf = x_stderr;
473 x_setbuf( x_stderr, NULL );
474
475 setlinebuf(stdout);
476
477 fault_setup(NULL);
478
479 lp_load(get_dyn_CONFIGFILE(),True,False,False,True);
480 load_interfaces();
481
482 pc = poptGetContext("smbcquotas", argc, argv, long_options, 0);
483
484 poptSetOtherOptionHelp(pc, "//server1/share1");
485
486 while ((opt = poptGetNextOpt(pc)) != -1) {
487 switch (opt) {
488 case 'n':
489 numeric = true;
490 break;
491 case 'v':
492 verbose = true;
493 break;
494 case 't':
495 test_args = true;
496 break;
497 case 'L':
498 if (todo != 0) {
499 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
500 exit(EXIT_PARSE_ERROR);
501 }
502 todo = LIST_QUOTA;
503 break;
504
505 case 'F':
506 if (todo != 0) {
507 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
508 exit(EXIT_PARSE_ERROR);
509 }
510 todo = FS_QUOTA;
511 break;
512
513 case 'u':
514 if (todo != 0) {
515 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
516 exit(EXIT_PARSE_ERROR);
517 }
518 username_str = talloc_strdup(frame, poptGetOptArg(pc));
519 if (!username_str) {
520 exit(EXIT_PARSE_ERROR);
521 }
522 todo = USER_QUOTA;
523 fix_user = True;
524 break;
525
526 case 'S':
527 if (todo != 0) {
528 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
529 exit(EXIT_PARSE_ERROR);
530 }
531 set_str = talloc_strdup(frame, poptGetOptArg(pc));
532 if (!set_str) {
533 exit(EXIT_PARSE_ERROR);
534 }
535 todo = SET_QUOTA;
536 break;
537 }
538 }
539
540 if (todo == 0)
541 todo = USER_QUOTA;
542
543 if (!fix_user) {
544 username_str = talloc_strdup(frame, get_cmdline_auth_info_username());
545 if (!username_str) {
546 exit(EXIT_PARSE_ERROR);
547 }
548 }
549
550 /* Make connection to server */
551 if(!poptPeekArg(pc)) {
552 poptPrintUsage(pc, stderr, 0);
553 exit(EXIT_PARSE_ERROR);
554 }
555
556 path = talloc_strdup(frame, poptGetArg(pc));
557 if (!path) {
558 printf("Out of memory\n");
559 exit(EXIT_PARSE_ERROR);
560 }
561
562 string_replace(path, '/', '\\');
563
564 server = SMB_STRDUP(path+2);
565 if (!server) {
566 printf("Out of memory\n");
567 exit(EXIT_PARSE_ERROR);
568 }
569 share = strchr_m(server,'\\');
570 if (!share) {
571 printf("Invalid argument: %s\n", share);
572 exit(EXIT_PARSE_ERROR);
573 }
574
575 *share = 0;
576 share++;
577
578 if (todo == SET_QUOTA) {
579 if (parse_quota_set(talloc_tos(), set_str, &username_str, &qtype, &cmd, &qt)) {
580 printf("Invalid argument: -S %s\n", set_str);
581 exit(EXIT_PARSE_ERROR);
582 }
583 }
584
585 if (!test_args) {
586 cli = connect_one(share);
587 if (!cli) {
588 exit(EXIT_FAILED);
589 }
590 } else {
591 exit(EXIT_OK);
592 }
593
594
595 /* Perform requested action */
596
597 switch (todo) {
598 case FS_QUOTA:
599 result = do_quota(cli,SMB_USER_FS_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
600 break;
601 case LIST_QUOTA:
602 result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_LIST, username_str, NULL);
603 break;
604 case USER_QUOTA:
605 result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
606 break;
607 case SET_QUOTA:
608 result = do_quota(cli, qtype, cmd, username_str, &qt);
609 break;
610 default:
611
612 result = EXIT_FAILED;
613 break;
614 }
615
616 talloc_free(frame);
617
618 return result;
619}
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