1 /*-
2 * Copyright 2018 Aniket Pandey
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * SUCH DAMAGE.
24 *
25 * $FreeBSD$
26 */
27
28 #include <atf-c.h>
29 #include <fcntl.h>
30
31 #include "utils.h"
32
33 static struct pollfd fds[1];
34 static mode_t mode = 0777;
35 static int filedesc;
36 static off_t offlen = 0;
37 static const char *path = "fileforaudit";
38 static const char *errpath = "dirdoesnotexist/fileforaudit";
39 static const char *successreg = "fileforaudit.*return,success";
40 static const char *failurereg = "fileforaudit.*return,failure";
41
42
43 ATF_TC_WITH_CLEANUP(truncate_success);
ATF_TC_HEAD(truncate_success,tc)44 ATF_TC_HEAD(truncate_success, tc)
45 {
46 atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
47 "truncate(2) call");
48 }
49
ATF_TC_BODY(truncate_success,tc)50 ATF_TC_BODY(truncate_success, tc)
51 {
52 /* File needs to exist to call truncate(2) */
53 ATF_REQUIRE((filedesc = open(path, O_CREAT, mode)) != -1);
54 FILE *pipefd = setup(fds, "fw");
55 ATF_REQUIRE_EQ(0, truncate(path, offlen));
56 check_audit(fds, successreg, pipefd);
57 close(filedesc);
58 }
59
ATF_TC_CLEANUP(truncate_success,tc)60 ATF_TC_CLEANUP(truncate_success, tc)
61 {
62 cleanup();
63 }
64
65
66 ATF_TC_WITH_CLEANUP(truncate_failure);
ATF_TC_HEAD(truncate_failure,tc)67 ATF_TC_HEAD(truncate_failure, tc)
68 {
69 atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
70 "truncate(2) call");
71 }
72
ATF_TC_BODY(truncate_failure,tc)73 ATF_TC_BODY(truncate_failure, tc)
74 {
75 FILE *pipefd = setup(fds, "fw");
76 /* Failure reason: file does not exist */
77 ATF_REQUIRE_EQ(-1, truncate(errpath, offlen));
78 check_audit(fds, failurereg, pipefd);
79 }
80
ATF_TC_CLEANUP(truncate_failure,tc)81 ATF_TC_CLEANUP(truncate_failure, tc)
82 {
83 cleanup();
84 }
85
86
87 ATF_TC_WITH_CLEANUP(ftruncate_success);
ATF_TC_HEAD(ftruncate_success,tc)88 ATF_TC_HEAD(ftruncate_success, tc)
89 {
90 atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
91 "ftruncate(2) call");
92 }
93
ATF_TC_BODY(ftruncate_success,tc)94 ATF_TC_BODY(ftruncate_success, tc)
95 {
96 const char *regex = "ftruncate.*return,success";
97 /* Valid file descriptor needs to exist to call ftruncate(2) */
98 ATF_REQUIRE((filedesc = open(path, O_CREAT | O_RDWR)) != -1);
99 FILE *pipefd = setup(fds, "fw");
100 ATF_REQUIRE_EQ(0, ftruncate(filedesc, offlen));
101 check_audit(fds, regex, pipefd);
102 close(filedesc);
103 }
104
ATF_TC_CLEANUP(ftruncate_success,tc)105 ATF_TC_CLEANUP(ftruncate_success, tc)
106 {
107 cleanup();
108 }
109
110
111 ATF_TC_WITH_CLEANUP(ftruncate_failure);
ATF_TC_HEAD(ftruncate_failure,tc)112 ATF_TC_HEAD(ftruncate_failure, tc)
113 {
114 atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
115 "ftruncate(2) call");
116 }
117
ATF_TC_BODY(ftruncate_failure,tc)118 ATF_TC_BODY(ftruncate_failure, tc)
119 {
120 const char *regex = "ftruncate.*return,failure";
121 FILE *pipefd = setup(fds, "fw");
122 /* Failure reason: bad file descriptor */
123 ATF_REQUIRE_EQ(-1, ftruncate(-1, offlen));
124 check_audit(fds, regex, pipefd);
125 }
126
ATF_TC_CLEANUP(ftruncate_failure,tc)127 ATF_TC_CLEANUP(ftruncate_failure, tc)
128 {
129 cleanup();
130 }
131
132
ATF_TP_ADD_TCS(tp)133 ATF_TP_ADD_TCS(tp)
134 {
135 ATF_TP_ADD_TC(tp, truncate_success);
136 ATF_TP_ADD_TC(tp, truncate_failure);
137 ATF_TP_ADD_TC(tp, ftruncate_success);
138 ATF_TP_ADD_TC(tp, ftruncate_failure);
139
140 return (atf_no_error());
141 }
142