s3: client tools: Call popt_free_cmdline_auth_info() on all normal exits.
[bbaumbach/samba-autobuild/.git] / source3 / utils / smbcacls.c
1 /*
2    Unix SMB/CIFS implementation.
3    ACL 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) Jelmer Vernooij 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 #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 "../libcli/security/security.h"
30 #include "libsmb/libsmb.h"
31 #include "libsmb/clirap.h"
32 #include "passdb/machine_sid.h"
33 #include "../librpc/gen_ndr/ndr_lsa_c.h"
34 #include "util_sd.h"
35
36 static int test_args;
37
38 #define CREATE_ACCESS_READ READ_CONTROL_ACCESS
39
40 static int sddl;
41 static int query_sec_info = -1;
42 static int set_sec_info = -1;
43
44 static const char *domain_sid = NULL;
45
46 enum acl_mode {SMB_ACL_SET, SMB_ACL_DELETE, SMB_ACL_MODIFY, SMB_ACL_ADD };
47 enum chown_mode {REQUEST_NONE, REQUEST_CHOWN, REQUEST_CHGRP, REQUEST_INHERIT};
48 enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR};
49
50 static NTSTATUS cli_lsa_lookup_domain_sid(struct cli_state *cli,
51                                           struct dom_sid *sid)
52 {
53         union lsa_PolicyInformation *info = NULL;
54         uint16_t orig_cnum = cli_state_get_tid(cli);
55         struct rpc_pipe_client *rpc_pipe = NULL;
56         struct policy_handle handle;
57         NTSTATUS status, result;
58         TALLOC_CTX *frame = talloc_stackframe();
59
60         status = cli_tree_connect(cli, "IPC$", "?????", NULL);
61         if (!NT_STATUS_IS_OK(status)) {
62                 goto done;
63         }
64
65         status = cli_rpc_pipe_open_noauth(cli, &ndr_table_lsarpc, &rpc_pipe);
66         if (!NT_STATUS_IS_OK(status)) {
67                 goto tdis;
68         }
69
70         status = rpccli_lsa_open_policy(rpc_pipe, frame, True,
71                                         GENERIC_EXECUTE_ACCESS, &handle);
72         if (!NT_STATUS_IS_OK(status)) {
73                 goto tdis;
74         }
75
76         status = dcerpc_lsa_QueryInfoPolicy2(rpc_pipe->binding_handle,
77                                              frame, &handle,
78                                              LSA_POLICY_INFO_DOMAIN,
79                                              &info, &result);
80
81         if (any_nt_status_not_ok(status, result, &status)) {
82                 goto tdis;
83         }
84
85         *sid = *info->domain.sid;
86
87 tdis:
88         TALLOC_FREE(rpc_pipe);
89         cli_tdis(cli);
90 done:
91         cli_state_set_tid(cli, orig_cnum);
92         TALLOC_FREE(frame);
93         return status;
94 }
95
96 static struct dom_sid *get_domain_sid(struct cli_state *cli)
97 {
98         NTSTATUS status;
99
100         struct dom_sid *sid = talloc(talloc_tos(), struct dom_sid);
101         if (sid == NULL) {
102                 DEBUG(0, ("Out of memory\n"));
103                 return NULL;
104         }
105
106         if (domain_sid) {
107                 if (!dom_sid_parse(domain_sid, sid)) {
108                         DEBUG(0,("failed to parse domain sid\n"));
109                         TALLOC_FREE(sid);
110                 }
111         } else {
112                 status = cli_lsa_lookup_domain_sid(cli, sid);
113
114                 if (!NT_STATUS_IS_OK(status)) {
115                         DEBUG(0,("failed to lookup domain sid: %s\n", nt_errstr(status)));
116                         TALLOC_FREE(sid);
117                 }
118
119         }
120
121         DEBUG(2,("Domain SID: %s\n", sid_string_dbg(sid)));
122         return sid;
123 }
124
125 /* add an ACE to a list of ACEs in a struct security_acl */
126 static bool add_ace(struct security_acl **the_acl, struct security_ace *ace)
127 {
128         struct security_acl *new_ace;
129         struct security_ace *aces;
130         if (! *the_acl) {
131                 return (((*the_acl) = make_sec_acl(talloc_tos(), 3, 1, ace))
132                         != NULL);
133         }
134
135         if (!(aces = SMB_CALLOC_ARRAY(struct security_ace, 1+(*the_acl)->num_aces))) {
136                 return False;
137         }
138         memcpy(aces, (*the_acl)->aces, (*the_acl)->num_aces * sizeof(struct
139         security_ace));
140         memcpy(aces+(*the_acl)->num_aces, ace, sizeof(struct security_ace));
141         new_ace = make_sec_acl(talloc_tos(),(*the_acl)->revision,1+(*the_acl)->num_aces, aces);
142         SAFE_FREE(aces);
143         (*the_acl) = new_ace;
144         return True;
145 }
146
147 /* parse a ascii version of a security descriptor */
148 static struct security_descriptor *sec_desc_parse(TALLOC_CTX *ctx, struct cli_state *cli, char *str)
149 {
150         const char *p = str;
151         char *tok;
152         struct security_descriptor *ret = NULL;
153         size_t sd_size;
154         struct dom_sid *grp_sid=NULL, *owner_sid=NULL;
155         struct security_acl *dacl=NULL;
156         int revision=1;
157
158         while (next_token_talloc(ctx, &p, &tok, "\t,\r\n")) {
159                 if (strncmp(tok,"REVISION:", 9) == 0) {
160                         revision = strtol(tok+9, NULL, 16);
161                         continue;
162                 }
163
164                 if (strncmp(tok,"OWNER:", 6) == 0) {
165                         if (owner_sid) {
166                                 printf("Only specify owner once\n");
167                                 goto done;
168                         }
169                         owner_sid = SMB_CALLOC_ARRAY(struct dom_sid, 1);
170                         if (!owner_sid ||
171                             !StringToSid(cli, owner_sid, tok+6)) {
172                                 printf("Failed to parse owner sid\n");
173                                 goto done;
174                         }
175                         continue;
176                 }
177
178                 if (strncmp(tok,"GROUP:", 6) == 0) {
179                         if (grp_sid) {
180                                 printf("Only specify group once\n");
181                                 goto done;
182                         }
183                         grp_sid = SMB_CALLOC_ARRAY(struct dom_sid, 1);
184                         if (!grp_sid ||
185                             !StringToSid(cli, grp_sid, tok+6)) {
186                                 printf("Failed to parse group sid\n");
187                                 goto done;
188                         }
189                         continue;
190                 }
191
192                 if (strncmp(tok,"ACL:", 4) == 0) {
193                         struct security_ace ace;
194                         if (!parse_ace(cli, &ace, tok+4)) {
195                                 goto done;
196                         }
197                         if(!add_ace(&dacl, &ace)) {
198                                 printf("Failed to add ACL %s\n", tok);
199                                 goto done;
200                         }
201                         continue;
202                 }
203
204                 printf("Failed to parse token '%s' in security descriptor,\n", tok);
205                 goto done;
206         }
207
208         ret = make_sec_desc(ctx,revision, SEC_DESC_SELF_RELATIVE, owner_sid, grp_sid,
209                             NULL, dacl, &sd_size);
210
211   done:
212         SAFE_FREE(grp_sid);
213         SAFE_FREE(owner_sid);
214
215         return ret;
216 }
217
218 /*****************************************************
219 get fileinfo for filename
220 *******************************************************/
221 static uint16_t get_fileinfo(struct cli_state *cli, const char *filename)
222 {
223         uint16_t fnum = (uint16_t)-1;
224         uint16_t mode = 0;
225         NTSTATUS status;
226
227         /* The desired access below is the only one I could find that works
228            with NT4, W2KP and Samba */
229
230         status = cli_ntcreate(cli, filename, 0, CREATE_ACCESS_READ,
231                               0, FILE_SHARE_READ|FILE_SHARE_WRITE,
232                               FILE_OPEN, 0x0, 0x0, &fnum, NULL);
233         if (!NT_STATUS_IS_OK(status)) {
234                 printf("Failed to open %s: %s\n", filename, nt_errstr(status));
235                 return 0;
236         }
237
238         status = cli_qfileinfo_basic(cli, fnum, &mode, NULL, NULL, NULL,
239                                      NULL, NULL, NULL);
240         if (!NT_STATUS_IS_OK(status)) {
241                 printf("Failed to file info %s: %s\n", filename,
242                        nt_errstr(status));
243         }
244
245         cli_close(cli, fnum);
246
247         return mode;
248 }
249
250 /*****************************************************
251 get sec desc for filename
252 *******************************************************/
253 static struct security_descriptor *get_secdesc(struct cli_state *cli, const char *filename)
254 {
255         uint16_t fnum = (uint16_t)-1;
256         struct security_descriptor *sd;
257         NTSTATUS status;
258         uint32_t sec_info;
259         uint32_t desired_access = 0;
260
261         if (query_sec_info == -1) {
262                 sec_info = SECINFO_OWNER | SECINFO_GROUP | SECINFO_DACL;
263         } else {
264                 sec_info = query_sec_info;
265         }
266
267         if (sec_info & (SECINFO_OWNER | SECINFO_GROUP | SECINFO_DACL)) {
268                 desired_access |= SEC_STD_READ_CONTROL;
269         }
270         if (sec_info & SECINFO_SACL) {
271                 desired_access |= SEC_FLAG_SYSTEM_SECURITY;
272         }
273
274         if (desired_access == 0) {
275                 desired_access |= SEC_STD_READ_CONTROL;
276         }
277
278         status = cli_ntcreate(cli, filename, 0, desired_access,
279                               0, FILE_SHARE_READ|FILE_SHARE_WRITE,
280                               FILE_OPEN, 0x0, 0x0, &fnum, NULL);
281         if (!NT_STATUS_IS_OK(status)) {
282                 printf("Failed to open %s: %s\n", filename, nt_errstr(status));
283                 return NULL;
284         }
285
286         status = cli_query_security_descriptor(cli, fnum, sec_info,
287                                                talloc_tos(), &sd);
288
289         cli_close(cli, fnum);
290
291         if (!NT_STATUS_IS_OK(status)) {
292                 printf("Failed to get security descriptor: %s\n",
293                        nt_errstr(status));
294                 return NULL;
295         }
296         return sd;
297 }
298
299 /*****************************************************
300 set sec desc for filename
301 *******************************************************/
302 static bool set_secdesc(struct cli_state *cli, const char *filename,
303                         struct security_descriptor *sd)
304 {
305         uint16_t fnum = (uint16_t)-1;
306         bool result=true;
307         NTSTATUS status;
308         uint32_t desired_access = 0;
309         uint32_t sec_info;
310
311         if (set_sec_info == -1) {
312                 sec_info = 0;
313
314                 if (sd->dacl || (sd->type & SEC_DESC_DACL_PRESENT)) {
315                         sec_info |= SECINFO_DACL;
316                 }
317                 if (sd->sacl || (sd->type & SEC_DESC_SACL_PRESENT)) {
318                         sec_info |= SECINFO_SACL;
319                 }
320                 if (sd->owner_sid) {
321                         sec_info |= SECINFO_OWNER;
322                 }
323                 if (sd->group_sid) {
324                         sec_info |= SECINFO_GROUP;
325                 }
326         } else {
327                 sec_info = set_sec_info;
328         }
329
330         /* Make the desired_access more specific. */
331         if (sec_info & SECINFO_DACL) {
332                 desired_access |= SEC_STD_WRITE_DAC;
333         }
334         if (sec_info & SECINFO_SACL) {
335                 desired_access |= SEC_FLAG_SYSTEM_SECURITY;
336         }
337         if (sec_info & (SECINFO_OWNER | SECINFO_GROUP)) {
338                 desired_access |= SEC_STD_WRITE_OWNER;
339         }
340
341         status = cli_ntcreate(cli, filename, 0,
342                               desired_access,
343                               0, FILE_SHARE_READ|FILE_SHARE_WRITE,
344                               FILE_OPEN, 0x0, 0x0, &fnum, NULL);
345         if (!NT_STATUS_IS_OK(status)) {
346                 printf("Failed to open %s: %s\n", filename, nt_errstr(status));
347                 return false;
348         }
349
350         status = cli_set_security_descriptor(cli, fnum, sec_info, sd);
351         if (!NT_STATUS_IS_OK(status)) {
352                 printf("ERROR: security description set failed: %s\n",
353                        nt_errstr(status));
354                 result=false;
355         }
356
357         cli_close(cli, fnum);
358         return result;
359 }
360
361 /*****************************************************
362 dump the acls for a file
363 *******************************************************/
364 static int cacl_dump(struct cli_state *cli, const char *filename, bool numeric)
365 {
366         struct security_descriptor *sd;
367
368         if (test_args) {
369                 return EXIT_OK;
370         }
371
372         sd = get_secdesc(cli, filename);
373         if (sd == NULL) {
374                 return EXIT_FAILED;
375         }
376
377         if (sddl) {
378                 char *str = sddl_encode(talloc_tos(), sd, get_domain_sid(cli));
379                 if (str == NULL) {
380                         return EXIT_FAILED;
381                 }
382                 printf("%s\n", str);
383                 TALLOC_FREE(str);
384         } else {
385                 sec_desc_print(cli, stdout, sd, numeric);
386         }
387
388         return EXIT_OK;
389 }
390
391 /***************************************************** 
392 Change the ownership or group ownership of a file. Just
393 because the NT docs say this can't be done :-). JRA.
394 *******************************************************/
395
396 static int owner_set(struct cli_state *cli, enum chown_mode change_mode, 
397                         const char *filename, const char *new_username)
398 {
399         struct dom_sid sid;
400         struct security_descriptor *sd, *old;
401         size_t sd_size;
402
403         if (!StringToSid(cli, &sid, new_username))
404                 return EXIT_PARSE_ERROR;
405
406         old = get_secdesc(cli, filename);
407
408         if (!old) {
409                 return EXIT_FAILED;
410         }
411
412         sd = make_sec_desc(talloc_tos(),old->revision, SEC_DESC_SELF_RELATIVE,
413                                 (change_mode == REQUEST_CHOWN) ? &sid : NULL,
414                                 (change_mode == REQUEST_CHGRP) ? &sid : NULL,
415                            NULL, NULL, &sd_size);
416
417         if (!set_secdesc(cli, filename, sd)) {
418                 return EXIT_FAILED;
419         }
420
421         return EXIT_OK;
422 }
423
424
425 /* The MSDN is contradictory over the ordering of ACE entries in an
426    ACL.  However NT4 gives a "The information may have been modified
427    by a computer running Windows NT 5.0" if denied ACEs do not appear
428    before allowed ACEs. At
429    http://technet.microsoft.com/en-us/library/cc781716.aspx the
430    canonical order is specified as "Explicit Deny, Explicit Allow,
431    Inherited ACEs unchanged" */
432
433 static int ace_compare(struct security_ace *ace1, struct security_ace *ace2)
434 {
435         if (security_ace_equal(ace1, ace2))
436                 return 0;
437
438         if ((ace1->flags & SEC_ACE_FLAG_INHERITED_ACE) &&
439                         !(ace2->flags & SEC_ACE_FLAG_INHERITED_ACE))
440                 return 1;
441         if (!(ace1->flags & SEC_ACE_FLAG_INHERITED_ACE) &&
442                         (ace2->flags & SEC_ACE_FLAG_INHERITED_ACE))
443                 return -1;
444         if ((ace1->flags & SEC_ACE_FLAG_INHERITED_ACE) &&
445                         (ace2->flags & SEC_ACE_FLAG_INHERITED_ACE))
446                 return ace1 - ace2;
447
448         if (ace1->type != ace2->type)
449                 return ace2->type - ace1->type;
450
451         if (dom_sid_compare(&ace1->trustee, &ace2->trustee))
452                 return dom_sid_compare(&ace1->trustee, &ace2->trustee);
453
454         if (ace1->flags != ace2->flags)
455                 return ace1->flags - ace2->flags;
456
457         if (ace1->access_mask != ace2->access_mask)
458                 return ace1->access_mask - ace2->access_mask;
459
460         if (ace1->size != ace2->size)
461                 return ace1->size - ace2->size;
462
463         return memcmp(ace1, ace2, sizeof(struct security_ace));
464 }
465
466 static void sort_acl(struct security_acl *the_acl)
467 {
468         uint32_t i;
469         if (!the_acl) return;
470
471         TYPESAFE_QSORT(the_acl->aces, the_acl->num_aces, ace_compare);
472
473         for (i=1;i<the_acl->num_aces;) {
474                 if (security_ace_equal(&the_acl->aces[i-1],
475                                        &the_acl->aces[i])) {
476                         int j;
477                         for (j=i; j<the_acl->num_aces-1; j++) {
478                                 the_acl->aces[j] = the_acl->aces[j+1];
479                         }
480                         the_acl->num_aces--;
481                 } else {
482                         i++;
483                 }
484         }
485 }
486
487 /***************************************************** 
488 set the ACLs on a file given an ascii description
489 *******************************************************/
490
491 static int cacl_set(struct cli_state *cli, const char *filename,
492                     char *the_acl, enum acl_mode mode, bool numeric)
493 {
494         struct security_descriptor *sd, *old;
495         uint32_t i, j;
496         size_t sd_size;
497         int result = EXIT_OK;
498
499         if (sddl) {
500                 sd = sddl_decode(talloc_tos(), the_acl, get_domain_sid(cli));
501         } else {
502                 sd = sec_desc_parse(talloc_tos(), cli, the_acl);
503         }
504
505         if (!sd) return EXIT_PARSE_ERROR;
506         if (test_args) return EXIT_OK;
507
508         if (mode != SMB_ACL_SET) {
509                 /*
510                  * Do not fetch old ACL when it will be overwritten
511                  * completely with a new one.
512                  */
513                 old = get_secdesc(cli, filename);
514
515                 if (!old) {
516                         return EXIT_FAILED;
517                 }
518         }
519
520         /* the logic here is rather more complex than I would like */
521         switch (mode) {
522         case SMB_ACL_DELETE:
523                 for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
524                         bool found = False;
525
526                         for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
527                                 if (security_ace_equal(&sd->dacl->aces[i],
528                                                        &old->dacl->aces[j])) {
529                                         uint32_t k;
530                                         for (k=j; k<old->dacl->num_aces-1;k++) {
531                                                 old->dacl->aces[k] = old->dacl->aces[k+1];
532                                         }
533                                         old->dacl->num_aces--;
534                                         found = True;
535                                         break;
536                                 }
537                         }
538
539                         if (!found) {
540                                 printf("ACL for ACE:");
541                                 print_ace(cli, stdout, &sd->dacl->aces[i],
542                                           numeric);
543                                 printf(" not found\n");
544                         }
545                 }
546                 break;
547
548         case SMB_ACL_MODIFY:
549                 for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
550                         bool found = False;
551
552                         for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
553                                 if (dom_sid_equal(&sd->dacl->aces[i].trustee,
554                                               &old->dacl->aces[j].trustee)) {
555                                         old->dacl->aces[j] = sd->dacl->aces[i];
556                                         found = True;
557                                 }
558                         }
559
560                         if (!found) {
561                                 fstring str;
562
563                                 SidToString(cli, str,
564                                             &sd->dacl->aces[i].trustee,
565                                             numeric);
566                                 printf("ACL for SID %s not found\n", str);
567                         }
568                 }
569
570                 if (sd->owner_sid) {
571                         old->owner_sid = sd->owner_sid;
572                 }
573
574                 if (sd->group_sid) {
575                         old->group_sid = sd->group_sid;
576                 }
577
578                 break;
579
580         case SMB_ACL_ADD:
581                 for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
582                         add_ace(&old->dacl, &sd->dacl->aces[i]);
583                 }
584                 break;
585
586         case SMB_ACL_SET:
587                 old = sd;
588                 break;
589         }
590
591         /* Denied ACE entries must come before allowed ones */
592         sort_acl(old->dacl);
593
594         /* Create new security descriptor and set it */
595
596         /* We used to just have "WRITE_DAC_ACCESS" without WRITE_OWNER.
597            But if we're sending an owner, even if it's the same as the one
598            that already exists then W2K3 insists we open with WRITE_OWNER access.
599            I need to check that setting a SD with no owner set works against WNT
600            and W2K. JRA.
601         */
602
603         sd = make_sec_desc(talloc_tos(),old->revision, old->type,
604                            old->owner_sid, old->group_sid,
605                            NULL, old->dacl, &sd_size);
606
607         if (!set_secdesc(cli, filename, sd)) {
608                 result = EXIT_FAILED;
609         }
610
611         return result;
612 }
613
614 /*****************************************************
615 set the inherit on a file
616 *******************************************************/
617 static int inherit(struct cli_state *cli, const char *filename,
618                    const char *type)
619 {
620         struct security_descriptor *old,*sd;
621         uint32_t oldattr;
622         size_t sd_size;
623         int result = EXIT_OK;
624
625         old = get_secdesc(cli, filename);
626
627         if (!old) {
628                 return EXIT_FAILED;
629         }
630
631         oldattr = get_fileinfo(cli,filename);
632
633         if (strcmp(type,"allow")==0) {
634                 if ((old->type & SEC_DESC_DACL_PROTECTED) ==
635                     SEC_DESC_DACL_PROTECTED) {
636                         int i;
637                         char *parentname,*temp;
638                         struct security_descriptor *parent;
639                         temp = talloc_strdup(talloc_tos(), filename);
640
641                         old->type=old->type & (~SEC_DESC_DACL_PROTECTED);
642
643                         /* look at parent and copy in all its inheritable ACL's. */
644                         string_replace(temp, '\\', '/');
645                         if (!parent_dirname(talloc_tos(),temp,&parentname,NULL)) {
646                                 return EXIT_FAILED;
647                         }
648                         string_replace(parentname, '/', '\\');
649                         parent = get_secdesc(cli,parentname);
650                         if (parent == NULL) {
651                                 return EXIT_FAILED;
652                         }
653                         for (i=0;i<parent->dacl->num_aces;i++) {
654                                 struct security_ace *ace=&parent->dacl->aces[i];
655                                 /* Add inherited flag to all aces */
656                                 ace->flags=ace->flags|
657                                            SEC_ACE_FLAG_INHERITED_ACE;
658                                 if ((oldattr & FILE_ATTRIBUTE_DIRECTORY) == FILE_ATTRIBUTE_DIRECTORY) {
659                                         if ((ace->flags & SEC_ACE_FLAG_CONTAINER_INHERIT) ==
660                                             SEC_ACE_FLAG_CONTAINER_INHERIT) {
661                                                 add_ace(&old->dacl, ace);
662                                         }
663                                 } else {
664                                         if ((ace->flags & SEC_ACE_FLAG_OBJECT_INHERIT) ==
665                                             SEC_ACE_FLAG_OBJECT_INHERIT) {
666                                                 /* clear flags for files */
667                                                 ace->flags=0;
668                                                 add_ace(&old->dacl, ace);
669                                         }
670                                 }
671                         }
672                 } else {
673                         printf("Already set to inheritable permissions.\n");
674                         return EXIT_FAILED;
675                 }
676         } else if (strcmp(type,"remove")==0) {
677                 if ((old->type & SEC_DESC_DACL_PROTECTED) !=
678                     SEC_DESC_DACL_PROTECTED) {
679                         old->type=old->type | SEC_DESC_DACL_PROTECTED;
680
681                         /* remove all inherited ACL's. */
682                         if (old->dacl) {
683                                 int i;
684                                 struct security_acl *temp=old->dacl;
685                                 old->dacl=make_sec_acl(talloc_tos(), 3, 0, NULL);
686                                 for (i=temp->num_aces-1;i>=0;i--) {
687                                         struct security_ace *ace=&temp->aces[i];
688                                         /* Remove all ace with INHERITED flag set */
689                                         if ((ace->flags & SEC_ACE_FLAG_INHERITED_ACE) !=
690                                             SEC_ACE_FLAG_INHERITED_ACE) {
691                                                 add_ace(&old->dacl,ace);
692                                         }
693                                 }
694                         }
695                 } else {
696                         printf("Already set to no inheritable permissions.\n");
697                         return EXIT_FAILED;
698                 }
699         } else if (strcmp(type,"copy")==0) {
700                 if ((old->type & SEC_DESC_DACL_PROTECTED) !=
701                     SEC_DESC_DACL_PROTECTED) {
702                         old->type=old->type | SEC_DESC_DACL_PROTECTED;
703
704                         /* convert all inherited ACL's to non inherated ACL's. */
705                         if (old->dacl) {
706                                 int i;
707                                 for (i=0;i<old->dacl->num_aces;i++) {
708                                         struct security_ace *ace=&old->dacl->aces[i];
709                                         /* Remove INHERITED FLAG from all aces */
710                                         ace->flags=ace->flags&(~SEC_ACE_FLAG_INHERITED_ACE);
711                                 }
712                         }
713                 } else {
714                         printf("Already set to no inheritable permissions.\n");
715                         return EXIT_FAILED;
716                 }
717         }
718
719         /* Denied ACE entries must come before allowed ones */
720         sort_acl(old->dacl);
721
722         sd = make_sec_desc(talloc_tos(),old->revision, old->type,
723                            old->owner_sid, old->group_sid,
724                            NULL, old->dacl, &sd_size);
725
726         if (!set_secdesc(cli, filename, sd)) {
727                 result = EXIT_FAILED;
728         }
729
730         return result;
731 }
732
733 /*****************************************************
734  Return a connection to a server.
735 *******************************************************/
736 static struct cli_state *connect_one(const struct user_auth_info *auth_info,
737                                      const char *server, const char *share)
738 {
739         struct cli_state *c = NULL;
740         NTSTATUS nt_status;
741         uint32_t flags = 0;
742
743         if (get_cmdline_auth_info_use_kerberos(auth_info)) {
744                 flags |= CLI_FULL_CONNECTION_USE_KERBEROS |
745                          CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS;
746         }
747
748         nt_status = cli_full_connection(&c, lp_netbios_name(), server,
749                                 NULL, 0,
750                                 share, "?????",
751                                 get_cmdline_auth_info_username(auth_info),
752                                 lp_workgroup(),
753                                 get_cmdline_auth_info_password(auth_info),
754                                 flags,
755                                 get_cmdline_auth_info_signing_state(auth_info));
756         if (!NT_STATUS_IS_OK(nt_status)) {
757                 DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
758                 return NULL;
759         }
760
761         if (get_cmdline_auth_info_smb_encrypt(auth_info)) {
762                 nt_status = cli_cm_force_encryption(c,
763                                         get_cmdline_auth_info_username(auth_info),
764                                         get_cmdline_auth_info_password(auth_info),
765                                         lp_workgroup(),
766                                         share);
767                 if (!NT_STATUS_IS_OK(nt_status)) {
768                         cli_shutdown(c);
769                         c = NULL;
770                 }
771         }
772
773         return c;
774 }
775
776 /****************************************************************************
777   main program
778 ****************************************************************************/
779 int main(int argc, char *argv[])
780 {
781         const char **argv_const = discard_const_p(const char *, argv);
782         char *share;
783         int opt;
784         enum acl_mode mode = SMB_ACL_SET;
785         static char *the_acl = NULL;
786         enum chown_mode change_mode = REQUEST_NONE;
787         int result;
788         char *path;
789         char *filename = NULL;
790         poptContext pc;
791         /* numeric is set when the user wants numeric SIDs and ACEs rather
792            than going via LSA calls to resolve them */
793         int numeric = 0;
794
795         struct poptOption long_options[] = {
796                 POPT_AUTOHELP
797                 { "delete", 'D', POPT_ARG_STRING, NULL, 'D', "Delete an acl", "ACL" },
798                 { "modify", 'M', POPT_ARG_STRING, NULL, 'M', "Modify an acl", "ACL" },
799                 { "add", 'a', POPT_ARG_STRING, NULL, 'a', "Add an acl", "ACL" },
800                 { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls", "ACLS" },
801                 { "chown", 'C', POPT_ARG_STRING, NULL, 'C', "Change ownership of a file", "USERNAME" },
802                 { "chgrp", 'G', POPT_ARG_STRING, NULL, 'G', "Change group ownership of a file", "GROUPNAME" },
803                 { "inherit", 'I', POPT_ARG_STRING, NULL, 'I', "Inherit allow|remove|copy" },
804                 { "numeric", 0, POPT_ARG_NONE, &numeric, 1, "Don't resolve sids or masks to names" },
805                 { "sddl", 0, POPT_ARG_NONE, &sddl, 1, "Output and input acls in sddl format" },
806                 { "query-security-info", 0, POPT_ARG_INT, &query_sec_info, 1,
807                   "The security-info flags for queries"
808                 },
809                 { "set-security-info", 0, POPT_ARG_INT, &set_sec_info, 1,
810                   "The security-info flags for modifications"
811                 },
812                 { "test-args", 't', POPT_ARG_NONE, &test_args, 1, "Test arguments"},
813                 { "domain-sid", 0, POPT_ARG_STRING, &domain_sid, 0, "Domain SID for sddl", "SID"},
814                 { "max-protocol", 'm', POPT_ARG_STRING, NULL, 'm', "Set the max protocol level", "LEVEL" },
815                 POPT_COMMON_SAMBA
816                 POPT_COMMON_CONNECTION
817                 POPT_COMMON_CREDENTIALS
818                 POPT_TABLEEND
819         };
820
821         struct cli_state *cli;
822         TALLOC_CTX *frame = talloc_stackframe();
823         const char *owner_username = "";
824         char *server;
825
826         smb_init_locale();
827
828         /* set default debug level to 1 regardless of what smb.conf sets */
829         setup_logging( "smbcacls", DEBUG_STDERR);
830         lp_set_cmdline("log level", "1");
831
832         setlinebuf(stdout);
833
834         popt_common_credentials_set_ignore_missing_conf();
835
836         pc = poptGetContext("smbcacls", argc, argv_const, long_options, 0);
837
838         poptSetOtherOptionHelp(pc, "//server1/share1 filename\nACLs look like: "
839                 "'ACL:user:[ALLOWED|DENIED]/flags/permissions'");
840
841         while ((opt = poptGetNextOpt(pc)) != -1) {
842                 switch (opt) {
843                 case 'S':
844                         the_acl = smb_xstrdup(poptGetOptArg(pc));
845                         mode = SMB_ACL_SET;
846                         break;
847
848                 case 'D':
849                         the_acl = smb_xstrdup(poptGetOptArg(pc));
850                         mode = SMB_ACL_DELETE;
851                         break;
852
853                 case 'M':
854                         the_acl = smb_xstrdup(poptGetOptArg(pc));
855                         mode = SMB_ACL_MODIFY;
856                         break;
857
858                 case 'a':
859                         the_acl = smb_xstrdup(poptGetOptArg(pc));
860                         mode = SMB_ACL_ADD;
861                         break;
862
863                 case 'C':
864                         owner_username = poptGetOptArg(pc);
865                         change_mode = REQUEST_CHOWN;
866                         break;
867
868                 case 'G':
869                         owner_username = poptGetOptArg(pc);
870                         change_mode = REQUEST_CHGRP;
871                         break;
872
873                 case 'I':
874                         owner_username = poptGetOptArg(pc);
875                         change_mode = REQUEST_INHERIT;
876                         break;
877                 case 'm':
878                         lp_set_cmdline("client max protocol", poptGetOptArg(pc));
879                         break;
880                 }
881         }
882
883         /* Make connection to server */
884         if(!poptPeekArg(pc)) {
885                 poptPrintUsage(pc, stderr, 0);
886                 return -1;
887         }
888
889         path = talloc_strdup(frame, poptGetArg(pc));
890         if (!path) {
891                 return -1;
892         }
893
894         if(!poptPeekArg(pc)) {
895                 poptPrintUsage(pc, stderr, 0);
896                 return -1;
897         }
898
899         filename = talloc_strdup(frame, poptGetArg(pc));
900         if (!filename) {
901                 return -1;
902         }
903
904         poptFreeContext(pc);
905         popt_burn_cmdline_password(argc, argv);
906         popt_common_credentials_post();
907
908         string_replace(path,'/','\\');
909
910         server = talloc_strdup(frame, path+2);
911         if (!server) {
912                 return -1;
913         }
914         share = strchr_m(server,'\\');
915         if (!share) {
916                 printf("Invalid argument: %s\n", share);
917                 return -1;
918         }
919
920         *share = 0;
921         share++;
922
923         if (!test_args) {
924                 cli = connect_one(popt_get_cmdline_auth_info(), server, share);
925                 if (!cli) {
926                         exit(EXIT_FAILED);
927                 }
928         } else {
929                 popt_free_cmdline_auth_info();
930                 exit(0);
931         }
932
933         string_replace(filename, '/', '\\');
934         if (filename[0] != '\\') {
935                 filename = talloc_asprintf(frame,
936                                 "\\%s",
937                                 filename);
938                 if (!filename) {
939                         return -1;
940                 }
941         }
942
943         /* Perform requested action */
944
945         if (change_mode == REQUEST_INHERIT) {
946                 result = inherit(cli, filename, owner_username);
947         } else if (change_mode != REQUEST_NONE) {
948                 result = owner_set(cli, change_mode, filename, owner_username);
949         } else if (the_acl) {
950                 result = cacl_set(cli, filename, the_acl, mode, numeric);
951         } else {
952                 result = cacl_dump(cli, filename, numeric);
953         }
954
955         popt_free_cmdline_auth_info();
956         TALLOC_FREE(frame);
957
958         return result;
959 }