1/*
2   Unix SMB/Netbios implementation.
3   Version 1.9.
4   Security context tests
5   Copyright (C) Tim Potter 2000
6
7   This program is free software; you can redistribute it and/or modify
8   it under the terms of the GNU General Public License as published by
9   the Free Software Foundation; either version 2 of the License, or
10   (at your option) any later version.
11
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16
17   You should have received a copy of the GNU General Public License
18   along with this program; if not, write to the Free Software
19   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20*/
21
22#include "includes.h"
23#include "se_access_check_utils.h"
24
25/* Globals */
26
27BOOL failed;
28SEC_DESC *sd;
29
30struct ace_entry acl_denysome[] = {
31	{ SEC_ACE_TYPE_ACCESS_DENIED, SEC_ACE_FLAG_CONTAINER_INHERIT,
32	  GENERIC_ALL_ACCESS, "user1" },
33	{ SEC_ACE_TYPE_ACCESS_DENIED, SEC_ACE_FLAG_CONTAINER_INHERIT,
34	  GENERIC_ALL_ACCESS, "user3" },
35	{ SEC_ACE_TYPE_ACCESS_ALLOWED, SEC_ACE_FLAG_CONTAINER_INHERIT,
36	  GENERIC_ALL_ACCESS, "S-1-1-0" },
37	{ 0, 0, 0, NULL}
38};
39
40BOOL denysome_check(struct passwd *pw, int ngroups, gid_t *groups)
41{
42	uint32 acc_granted, status;
43	fstring name;
44	BOOL result;
45	int len1, len2;
46
47	/* Check only user1 and user3 denied access */
48
49	result = se_access_check(sd, pw->pw_uid, pw->pw_gid,
50				 ngroups, groups,
51				 SEC_RIGHTS_MAXIMUM_ALLOWED,
52				 &acc_granted, &status);
53
54	len1 = (int)strlen(pw->pw_name) - strlen("user1");
55	len2 = (int)strlen(pw->pw_name) - strlen("user3");
56
57	if ((strncmp("user1", &pw->pw_name[MAX(len1, 0)],
58		     strlen("user1")) == 0) ||
59	    (strncmp("user3", &pw->pw_name[MAX(len2, 0)],
60		     strlen("user3")) == 0)) {
61		if (result || acc_granted != 0) {
62			printf("FAIL: access not denied for %s\n",
63			       pw->pw_name);
64		}
65	} else {
66		if (!result || acc_granted != GENERIC_ALL_ACCESS) {
67			printf("FAIL: access denied for %s\n", pw->pw_name);
68		}
69	}
70
71	printf("result %s for user %s\n", result ? "allowed" : "denied",
72	       pw->pw_name);
73
74	return True;
75}
76
77/* Main function */
78
79int main(int argc, char **argv)
80{
81	/* Initialisation */
82
83	generate_wellknown_sids();
84
85	/* Create security descriptor */
86
87	sd = build_sec_desc(acl_denysome, NULL, NULL_SID, NULL_SID);
88
89	if (!sd) {
90		printf("FAIL: could not build security descriptor\n");
91		return 1;
92	}
93
94	/* Run test */
95
96	visit_pwdb(denysome_check);
97
98	/* Return */
99
100        if (!failed) {
101		printf("PASS\n");
102		return 0;
103	}
104
105	return 1;
106}
107