1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
|
/*-
* Copyright (c) 2003-2007 Tim Kientzle
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "test.h"
__FBSDID("$FreeBSD: src/lib/libarchive/test/test_acl_basic.c,v 1.6 2008/10/19 00:13:57 kientzle Exp $");
/*
* Exercise the system-independent portion of the ACL support.
* Check that archive_entry objects can save and restore ACL data.
*
* This should work on all systems, regardless of whether local
* filesystems support ACLs or not.
*/
struct acl_t {
int type; /* Type of ACL: "access" or "default" */
int permset; /* Permissions for this class of users. */
int tag; /* Owner, User, Owning group, group, other, etc. */
int qual; /* GID or UID of user/group, depending on tag. */
const char *name; /* Name of user/group, depending on tag. */
};
static struct acl_t acls0[] = {
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_EXECUTE,
ARCHIVE_ENTRY_ACL_USER_OBJ, 0, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_GROUP_OBJ, 0, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_WRITE,
ARCHIVE_ENTRY_ACL_OTHER, 0, "" },
};
static struct acl_t acls1[] = {
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_EXECUTE,
ARCHIVE_ENTRY_ACL_USER_OBJ, -1, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_USER, 77, "user77" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_GROUP_OBJ, -1, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_WRITE,
ARCHIVE_ENTRY_ACL_OTHER, -1, "" },
};
static struct acl_t acls2[] = {
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_EXECUTE | ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_USER_OBJ, -1, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_USER, 77, "user77" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, 0,
ARCHIVE_ENTRY_ACL_USER, 78, "user78" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_GROUP_OBJ, -1, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, 0007,
ARCHIVE_ENTRY_ACL_GROUP, 78, "group78" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_WRITE | ARCHIVE_ENTRY_ACL_EXECUTE,
ARCHIVE_ENTRY_ACL_OTHER, -1, "" },
};
static void
set_acls(struct archive_entry *ae, struct acl_t *acls, int n)
{
int i;
archive_entry_acl_clear(ae);
for (i = 0; i < n; i++) {
archive_entry_acl_add_entry(ae,
acls[i].type, acls[i].permset, acls[i].tag, acls[i].qual,
acls[i].name);
}
}
static int
acl_match(struct acl_t *acl, int type, int permset, int tag, int qual, const char *name)
{
if (type != acl->type)
return (0);
if (permset != acl->permset)
return (0);
if (tag != acl->tag)
return (0);
if (tag == ARCHIVE_ENTRY_ACL_USER_OBJ)
return (1);
if (tag == ARCHIVE_ENTRY_ACL_GROUP_OBJ)
return (1);
if (tag == ARCHIVE_ENTRY_ACL_OTHER)
return (1);
if (qual != acl->qual)
return (0);
if (name == NULL) {
if (acl->name == NULL || acl->name[0] == '\0')
return (1);
}
if (acl->name == NULL) {
if (name[0] == '\0')
return (1);
}
return (0 == strcmp(name, acl->name));
}
static void
compare_acls(struct archive_entry *ae, struct acl_t *acls, int n, int mode)
{
int *marker = malloc(sizeof(marker[0]) * n);
int i;
int r;
int type, permset, tag, qual;
int matched;
const char *name;
for (i = 0; i < n; i++)
marker[i] = i;
while (0 == (r = archive_entry_acl_next(ae,
ARCHIVE_ENTRY_ACL_TYPE_ACCESS,
&type, &permset, &tag, &qual, &name))) {
for (i = 0, matched = 0; i < n && !matched; i++) {
if (acl_match(&acls[marker[i]], type, permset,
tag, qual, name)) {
/* We found a match; remove it. */
marker[i] = marker[n - 1];
n--;
matched = 1;
}
}
if (tag == ARCHIVE_ENTRY_ACL_USER_OBJ) {
if (!matched) printf("No match for user_obj perm\n");
failure("USER_OBJ permset (%02o) != user mode (%02o)",
permset, 07 & (mode >> 6));
assert((permset << 6) == (mode & 0700));
} else if (tag == ARCHIVE_ENTRY_ACL_GROUP_OBJ) {
if (!matched) printf("No match for group_obj perm\n");
failure("GROUP_OBJ permset %02o != group mode %02o",
permset, 07 & (mode >> 3));
assert((permset << 3) == (mode & 0070));
} else if (tag == ARCHIVE_ENTRY_ACL_OTHER) {
if (!matched) printf("No match for other perm\n");
failure("OTHER permset (%02o) != other mode (%02o)",
permset, mode & 07);
assert((permset << 0) == (mode & 0007));
} else {
failure("Could not find match for ACL "
"(type=%d,permset=%d,tag=%d,qual=%d,name=``%s'')",
type, permset, tag, qual, name);
assert(matched == 1);
}
}
#if ARCHIVE_VERSION_NUMBER < 1009000
/* Known broken before 1.9.0. */
skipping("archive_entry_acl_next() exits with ARCHIVE_EOF");
#else
assertEqualInt(ARCHIVE_EOF, r);
#endif
assert((mode & 0777) == (archive_entry_mode(ae) & 0777));
failure("Could not find match for ACL "
"(type=%d,permset=%d,tag=%d,qual=%d,name=``%s'')",
acls[marker[0]].type, acls[marker[0]].permset,
acls[marker[0]].tag, acls[marker[0]].qual, acls[marker[0]].name);
assert(n == 0); /* Number of ACLs not matched should == 0 */
free(marker);
}
DEFINE_TEST(test_acl_basic)
{
struct archive_entry *ae;
/* Create a simple archive_entry. */
assert((ae = archive_entry_new()) != NULL);
archive_entry_set_pathname(ae, "file");
archive_entry_set_mode(ae, S_IFREG | 0777);
/* Basic owner/owning group should just update mode bits. */
set_acls(ae, acls0, sizeof(acls0)/sizeof(acls0[0]));
failure("Basic ACLs shouldn't be stored as extended ACLs");
assert(0 == archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
failure("Basic ACLs should set mode to 0142, not %04o",
archive_entry_mode(ae)&0777);
assert((archive_entry_mode(ae) & 0777) == 0142);
/* With any extended ACL entry, we should read back a full set. */
set_acls(ae, acls1, sizeof(acls1)/sizeof(acls1[0]));
failure("One extended ACL should flag all ACLs to be returned.");
assert(4 == archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
compare_acls(ae, acls1, sizeof(acls1)/sizeof(acls1[0]), 0142);
failure("Basic ACLs should set mode to 0142, not %04o",
archive_entry_mode(ae)&0777);
assert((archive_entry_mode(ae) & 0777) == 0142);
/* A more extensive set of ACLs. */
set_acls(ae, acls2, sizeof(acls2)/sizeof(acls2[0]));
assertEqualInt(6, archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
compare_acls(ae, acls2, sizeof(acls2)/sizeof(acls2[0]), 0543);
failure("Basic ACLs should set mode to 0543, not %04o",
archive_entry_mode(ae)&0777);
assert((archive_entry_mode(ae) & 0777) == 0543);
/*
* Check that clearing ACLs gets rid of them all by repeating
* the first test.
*/
set_acls(ae, acls0, sizeof(acls0)/sizeof(acls0[0]));
failure("Basic ACLs shouldn't be stored as extended ACLs");
assert(0 == archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
failure("Basic ACLs should set mode to 0142, not %04o",
archive_entry_mode(ae)&0777);
assert((archive_entry_mode(ae) & 0777) == 0142);
archive_entry_free(ae);
}
|
