source: branches/samba-3.5.x/source3/utils/smbcquotas.c

Last change on this file was 414, checked in by Herwig Bauernfeind, 15 years ago

Samba 3.5.0: Initial import
File size: 14.6 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 struct policy_handle pol;
39static bool got_policy_hnd;
40static struct user_auth_info *smbcquotas_auth_info;
41
42static struct cli_state *connect_one(const char *share);
43
44/* Open cli connection and policy handle */
45
46static bool cli_open_policy_hnd(void)
47{
48 /* Initialise cli LSA connection */
49
50 if (!cli_ipc) {
51 NTSTATUS ret;
52 cli_ipc = connect_one("IPC$");
53 ret = cli_rpc_pipe_open_noauth(cli_ipc,
54 &ndr_table_lsarpc.syntax_id,
55 &global_pipe_hnd);
56 if (!NT_STATUS_IS_OK(ret)) {
57 return False;
58 }
59 }
60
61 /* Open policy handle */
62
63 if (!got_policy_hnd) {
64
65 /* Some systems don't support SEC_FLAG_MAXIMUM_ALLOWED,
66 but NT sends 0x2000000 so we might as well do it too. */
67
68 if (!NT_STATUS_IS_OK(rpccli_lsa_open_policy(global_pipe_hnd, talloc_tos(), True,
69 GENERIC_EXECUTE_ACCESS, &pol))) {
70 return False;
71 }
72
73 got_policy_hnd = True;
74 }
75
76 return True;
77}
78
79/* convert a SID to a string, either numeric or username/group */
80static void SidToString(fstring str, DOM_SID *sid, bool _numeric)
81{
82 char **domains = NULL;
83 char **names = NULL;
84 enum lsa_SidType *types = NULL;
85
86 sid_to_fstring(str, sid);
87
88 if (_numeric) return;
89
90 /* Ask LSA to convert the sid to a name */
91
92 if (!cli_open_policy_hnd() ||
93 !NT_STATUS_IS_OK(rpccli_lsa_lookup_sids(global_pipe_hnd, talloc_tos(),
94 &pol, 1, sid, &domains,
95 &names, &types)) ||
96 !domains || !domains[0] || !names || !names[0]) {
97 return;
98 }
99
100 /* Converted OK */
101
102 slprintf(str, sizeof(fstring) - 1, "%s%s%s",
103 domains[0], lp_winbind_separator(),
104 names[0]);
105
106}
107
108/* convert a string to a SID, either numeric or username/group */
109static bool StringToSid(DOM_SID *sid, const char *str)
110{
111 enum lsa_SidType *types = NULL;
112 DOM_SID *sids = NULL;
113 bool result = True;
114
115 if (strncmp(str, "S-", 2) == 0) {
116 return string_to_sid(sid, str);
117 }
118
119 if (!cli_open_policy_hnd() ||
120 !NT_STATUS_IS_OK(rpccli_lsa_lookup_names(global_pipe_hnd, talloc_tos(),
121 &pol, 1, &str, NULL, 1, &sids,
122 &types))) {
123 result = False;
124 goto done;
125 }
126
127 sid_copy(sid, &sids[0]);
128 done:
129
130 return result;
131}
132
133#define QUOTA_GET 1
134#define QUOTA_SETLIM 2
135#define QUOTA_SETFLAGS 3
136#define QUOTA_LIST 4
137
138enum {PARSE_FLAGS,PARSE_LIM};
139
140static int parse_quota_set(TALLOC_CTX *ctx,
141 char *set_str,
142 char **pp_username_str,
143 enum SMB_QUOTA_TYPE *qtype,
144 int *cmd,
145 SMB_NTQUOTA_STRUCT *pqt)
146{
147 char *p = set_str,*p2;
148 int todo;
149 bool stop = False;
150 bool enable = False;
151 bool deny = False;
152
153 *pp_username_str = NULL;
154 if (strnequal(set_str,"UQLIM:",6)) {
155 p += 6;
156 *qtype = SMB_USER_QUOTA_TYPE;
157 *cmd = QUOTA_SETLIM;
158 todo = PARSE_LIM;
159 if ((p2=strstr(p,":"))==NULL) {
160 return -1;
161 }
162
163 *p2 = '\0';
164 p2++;
165
166 *pp_username_str = talloc_strdup(ctx, p);
167 p = p2;
168 } else if (strnequal(set_str,"FSQLIM:",7)) {
169 p +=7;
170 *qtype = SMB_USER_FS_QUOTA_TYPE;
171 *cmd = QUOTA_SETLIM;
172 todo = PARSE_LIM;
173 } else if (strnequal(set_str,"FSQFLAGS:",9)) {
174 p +=9;
175 todo = PARSE_FLAGS;
176 *qtype = SMB_USER_FS_QUOTA_TYPE;
177 *cmd = QUOTA_SETFLAGS;
178 } else {
179 return -1;
180 }
181
182 switch (todo) {
183 case PARSE_LIM:
184 if (sscanf(p,"%"PRIu64"/%"PRIu64,&pqt->softlim,&pqt->hardlim)!=2) {
185 return -1;
186 }
187
188 break;
189 case PARSE_FLAGS:
190 while (!stop) {
191
192 if ((p2=strstr(p,"/"))==NULL) {
193 stop = True;
194 } else {
195 *p2 = '\0';
196 p2++;
197 }
198
199 if (strnequal(p,"QUOTA_ENABLED",13)) {
200 enable = True;
201 } else if (strnequal(p,"DENY_DISK",9)) {
202 deny = True;
203 } else if (strnequal(p,"LOG_SOFTLIMIT",13)) {
204 pqt->qflags |= QUOTAS_LOG_THRESHOLD;
205 } else if (strnequal(p,"LOG_HARDLIMIT",13)) {
206 pqt->qflags |= QUOTAS_LOG_LIMIT;
207 } else {
208 return -1;
209 }
210
211 p=p2;
212 }
213
214 if (deny) {
215 pqt->qflags |= QUOTAS_DENY_DISK;
216 } else if (enable) {
217 pqt->qflags |= QUOTAS_ENABLED;
218 }
219
220 break;
221 }
222
223 return 0;
224}
225
226static int do_quota(struct cli_state *cli,
227 enum SMB_QUOTA_TYPE qtype,
228 uint16 cmd,
229 const char *username_str,
230 SMB_NTQUOTA_STRUCT *pqt)
231{
232 uint32 fs_attrs = 0;
233 uint16_t quota_fnum = 0;
234 SMB_NTQUOTA_LIST *qtl = NULL;
235 SMB_NTQUOTA_STRUCT qt;
236 ZERO_STRUCT(qt);
237
238 if (!cli_get_fs_attr_info(cli, &fs_attrs)) {
239 d_printf("Failed to get the filesystem attributes %s.\n",
240 cli_errstr(cli));
241 return -1;
242 }
243
244 if (!(fs_attrs & FILE_VOLUME_QUOTAS)) {
245 d_printf("Quotas are not supported by the server.\n");
246 return 0;
247 }
248
249 if (!NT_STATUS_IS_OK(cli_get_quota_handle(cli, &quota_fnum))) {
250 d_printf("Quotas are not enabled on this share.\n");
251 d_printf("Failed to open %s %s.\n",
252 FAKE_FILE_NAME_QUOTA_WIN32,cli_errstr(cli));
253 return -1;
254 }
255
256 switch(qtype) {
257 case SMB_USER_QUOTA_TYPE:
258 if (!StringToSid(&qt.sid, username_str)) {
259 d_printf("StringToSid() failed for [%s]\n",username_str);
260 return -1;
261 }
262
263 switch(cmd) {
264 case QUOTA_GET:
265 if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
266 d_printf("%s cli_get_user_quota %s\n",
267 cli_errstr(cli),username_str);
268 return -1;
269 }
270 dump_ntquota(&qt,verbose,numeric,SidToString);
271 break;
272 case QUOTA_SETLIM:
273 pqt->sid = qt.sid;
274 if (!cli_set_user_quota(cli, quota_fnum, pqt)) {
275 d_printf("%s cli_set_user_quota %s\n",
276 cli_errstr(cli),username_str);
277 return -1;
278 }
279 if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
280 d_printf("%s cli_get_user_quota %s\n",
281 cli_errstr(cli),username_str);
282 return -1;
283 }
284 dump_ntquota(&qt,verbose,numeric,SidToString);
285 break;
286 case QUOTA_LIST:
287 if (!cli_list_user_quota(cli, quota_fnum, &qtl)) {
288 d_printf("%s cli_set_user_quota %s\n",
289 cli_errstr(cli),username_str);
290 return -1;
291 }
292 dump_ntquota_list(&qtl,verbose,numeric,SidToString);
293 free_ntquota_list(&qtl);
294 break;
295 default:
296 d_printf("Unknown Error\n");
297 return -1;
298 }
299 break;
300 case SMB_USER_FS_QUOTA_TYPE:
301 switch(cmd) {
302 case QUOTA_GET:
303 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
304 d_printf("%s cli_get_fs_quota_info\n",
305 cli_errstr(cli));
306 return -1;
307 }
308 dump_ntquota(&qt,True,numeric,NULL);
309 break;
310 case QUOTA_SETLIM:
311 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
312 d_printf("%s cli_get_fs_quota_info\n",
313 cli_errstr(cli));
314 return -1;
315 }
316 qt.softlim = pqt->softlim;
317 qt.hardlim = pqt->hardlim;
318 if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
319 d_printf("%s cli_set_fs_quota_info\n",
320 cli_errstr(cli));
321 return -1;
322 }
323 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
324 d_printf("%s cli_get_fs_quota_info\n",
325 cli_errstr(cli));
326 return -1;
327 }
328 dump_ntquota(&qt,True,numeric,NULL);
329 break;
330 case QUOTA_SETFLAGS:
331 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
332 d_printf("%s cli_get_fs_quota_info\n",
333 cli_errstr(cli));
334 return -1;
335 }
336 qt.qflags = pqt->qflags;
337 if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
338 d_printf("%s cli_set_fs_quota_info\n",
339 cli_errstr(cli));
340 return -1;
341 }
342 if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
343 d_printf("%s cli_get_fs_quota_info\n",
344 cli_errstr(cli));
345 return -1;
346 }
347 dump_ntquota(&qt,True,numeric,NULL);
348 break;
349 default:
350 d_printf("Unknown Error\n");
351 return -1;
352 }
353 break;
354 default:
355 d_printf("Unknown Error\n");
356 return -1;
357 }
358
359 cli_close(cli, quota_fnum);
360
361 return 0;
362}
363
364/*****************************************************
365 Return a connection to a server.
366*******************************************************/
367
368static struct cli_state *connect_one(const char *share)
369{
370 struct cli_state *c;
371 struct sockaddr_storage ss;
372 NTSTATUS nt_status;
373 uint32_t flags = 0;
374
375 zero_sockaddr(&ss);
376
377 if (get_cmdline_auth_info_use_machine_account(smbcquotas_auth_info) &&
378 !set_cmdline_auth_info_machine_account_creds(smbcquotas_auth_info)) {
379 return NULL;
380 }
381
382 if (get_cmdline_auth_info_use_kerberos(smbcquotas_auth_info)) {
383 flags |= CLI_FULL_CONNECTION_USE_KERBEROS |
384 CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS;
385
386 }
387
388 set_cmdline_auth_info_getpass(smbcquotas_auth_info);
389
390 nt_status = cli_full_connection(&c, global_myname(), server,
391 &ss, 0,
392 share, "?????",
393 get_cmdline_auth_info_username(smbcquotas_auth_info),
394 lp_workgroup(),
395 get_cmdline_auth_info_password(smbcquotas_auth_info),
396 flags,
397 get_cmdline_auth_info_signing_state(smbcquotas_auth_info),
398 NULL);
399 if (!NT_STATUS_IS_OK(nt_status)) {
400 DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
401 return NULL;
402 }
403
404 if (get_cmdline_auth_info_smb_encrypt(smbcquotas_auth_info)) {
405 nt_status = cli_cm_force_encryption(c,
406 get_cmdline_auth_info_username(smbcquotas_auth_info),
407 get_cmdline_auth_info_password(smbcquotas_auth_info),
408 lp_workgroup(),
409 share);
410 if (!NT_STATUS_IS_OK(nt_status)) {
411 cli_shutdown(c);
412 return NULL;
413 }
414 }
415
416 return c;
417}
418
419/****************************************************************************
420 main program
421****************************************************************************/
422 int main(int argc, const char *argv[])
423{
424 char *share;
425 int opt;
426 int result;
427 int todo = 0;
428 char *username_str = NULL;
429 char *path = NULL;
430 char *set_str = NULL;
431 enum SMB_QUOTA_TYPE qtype = SMB_INVALID_QUOTA_TYPE;
432 int cmd = 0;
433 static bool test_args = False;
434 struct cli_state *cli;
435 bool fix_user = False;
436 SMB_NTQUOTA_STRUCT qt;
437 TALLOC_CTX *frame = talloc_stackframe();
438 poptContext pc;
439 struct poptOption long_options[] = {
440 POPT_AUTOHELP
441 { "user", 'u', POPT_ARG_STRING, NULL, 'u', "Show quotas for user", "user" },
442 { "list", 'L', POPT_ARG_NONE, NULL, 'L', "List user quotas" },
443 { "fs", 'F', POPT_ARG_NONE, NULL, 'F', "Show filesystem quotas" },
444 { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls\n\
445SETSTRING:\n\
446UQLIM:<username>/<softlimit>/<hardlimit> for user quotas\n\
447FSQLIM:<softlimit>/<hardlimit> for filesystem defaults\n\
448FSQFLAGS:QUOTA_ENABLED/DENY_DISK/LOG_SOFTLIMIT/LOG_HARD_LIMIT", "SETSTRING" },
449 { "numeric", 'n', POPT_ARG_NONE, NULL, 'n', "Don't resolve sids or limits to names" },
450 { "verbose", 'v', POPT_ARG_NONE, NULL, 'v', "be verbose" },
451 { "test-args", 't', POPT_ARG_NONE, NULL, 'r', "Test arguments"},
452 POPT_COMMON_SAMBA
453 POPT_COMMON_CREDENTIALS
454 { NULL }
455 };
456
457 load_case_tables();
458
459 ZERO_STRUCT(qt);
460
461 /* set default debug level to 1 regardless of what smb.conf sets */
462 setup_logging( "smbcquotas", True );
463 DEBUGLEVEL_CLASS[DBGC_ALL] = 1;
464 dbf = x_stderr;
465 x_setbuf( x_stderr, NULL );
466
467 setlinebuf(stdout);
468
469 fault_setup(NULL);
470
471 lp_load(get_dyn_CONFIGFILE(),True,False,False,True);
472 load_interfaces();
473
474 smbcquotas_auth_info = user_auth_info_init(frame);
475 if (smbcquotas_auth_info == NULL) {
476 exit(1);
477 }
478 popt_common_set_auth_info(smbcquotas_auth_info);
479
480 pc = poptGetContext("smbcquotas", argc, argv, long_options, 0);
481
482 poptSetOtherOptionHelp(pc, "//server1/share1");
483
484 while ((opt = poptGetNextOpt(pc)) != -1) {
485 switch (opt) {
486 case 'n':
487 numeric = true;
488 break;
489 case 'v':
490 verbose = true;
491 break;
492 case 't':
493 test_args = true;
494 break;
495 case 'L':
496 if (todo != 0) {
497 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
498 exit(EXIT_PARSE_ERROR);
499 }
500 todo = LIST_QUOTA;
501 break;
502
503 case 'F':
504 if (todo != 0) {
505 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
506 exit(EXIT_PARSE_ERROR);
507 }
508 todo = FS_QUOTA;
509 break;
510
511 case 'u':
512 if (todo != 0) {
513 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
514 exit(EXIT_PARSE_ERROR);
515 }
516 username_str = talloc_strdup(frame, poptGetOptArg(pc));
517 if (!username_str) {
518 exit(EXIT_PARSE_ERROR);
519 }
520 todo = USER_QUOTA;
521 fix_user = True;
522 break;
523
524 case 'S':
525 if (todo != 0) {
526 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
527 exit(EXIT_PARSE_ERROR);
528 }
529 set_str = talloc_strdup(frame, poptGetOptArg(pc));
530 if (!set_str) {
531 exit(EXIT_PARSE_ERROR);
532 }
533 todo = SET_QUOTA;
534 break;
535 }
536 }
537
538 if (todo == 0)
539 todo = USER_QUOTA;
540
541 if (!fix_user) {
542 username_str = talloc_strdup(
543 frame, get_cmdline_auth_info_username(smbcquotas_auth_info));
544 if (!username_str) {
545 exit(EXIT_PARSE_ERROR);
546 }
547 }
548
549 /* Make connection to server */
550 if(!poptPeekArg(pc)) {
551 poptPrintUsage(pc, stderr, 0);
552 exit(EXIT_PARSE_ERROR);
553 }
554
555 path = talloc_strdup(frame, poptGetArg(pc));
556 if (!path) {
557 printf("Out of memory\n");
558 exit(EXIT_PARSE_ERROR);
559 }
560
561 string_replace(path, '/', '\\');
562
563 server = SMB_STRDUP(path+2);
564 if (!server) {
565 printf("Out of memory\n");
566 exit(EXIT_PARSE_ERROR);
567 }
568 share = strchr_m(server,'\\');
569 if (!share) {
570 printf("Invalid argument: %s\n", share);
571 exit(EXIT_PARSE_ERROR);
572 }
573
574 *share = 0;
575 share++;
576
577 if (todo == SET_QUOTA) {
578 if (parse_quota_set(talloc_tos(), set_str, &username_str, &qtype, &cmd, &qt)) {
579 printf("Invalid argument: -S %s\n", set_str);
580 exit(EXIT_PARSE_ERROR);
581 }
582 }
583
584 if (!test_args) {
585 cli = connect_one(share);
586 if (!cli) {
587 exit(EXIT_FAILED);
588 }
589 } else {
590 exit(EXIT_OK);
591 }
592
593
594 /* Perform requested action */
595
596 switch (todo) {
597 case FS_QUOTA:
598 result = do_quota(cli,SMB_USER_FS_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
599 break;
600 case LIST_QUOTA:
601 result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_LIST, username_str, NULL);
602 break;
603 case USER_QUOTA:
604 result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
605 break;
606 case SET_QUOTA:
607 result = do_quota(cli, qtype, cmd, username_str, &qt);
608 break;
609 default:
610
611 result = EXIT_FAILED;
612 break;
613 }
614
615 talloc_free(frame);
616
617 return result;
618}
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