1 /*-
2 * Copyright (c) 2017 Enji Cooper <[email protected]>
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26 #include <sys/cdefs.h>
27 __FBSDID("$FreeBSD$");
28
29 #include <sys/param.h>
30 #include <errno.h>
31 #include <fcntl.h>
32 #include <kvm.h>
33 #include <limits.h>
34 #include <paths.h>
35 #include <signal.h>
36 #include <stdio.h>
37 #include <stdlib.h>
38 #include <string.h>
39
40 #include <atf-c.h>
41
42 #include "kvm_test_common.h"
43
44 ATF_TC_WITHOUT_HEAD(kvm_open2_negative_test_nonexistent_corefile);
ATF_TC_BODY(kvm_open2_negative_test_nonexistent_corefile,tc)45 ATF_TC_BODY(kvm_open2_negative_test_nonexistent_corefile, tc)
46 {
47
48 errbuf_clear();
49 ATF_CHECK(kvm_open2(NULL, "/nonexistent", O_RDONLY, NULL, NULL) == NULL);
50 ATF_CHECK(!errbuf_has_error(errbuf));
51 errbuf_clear();
52 ATF_CHECK(kvm_open2(NULL, "/nonexistent", O_RDONLY,
53 errbuf, NULL) == NULL);
54 ATF_CHECK(errbuf_has_error(errbuf));
55 }
56
57 ATF_TC_WITHOUT_HEAD(kvm_open2_negative_test_nonexistent_execfile);
ATF_TC_BODY(kvm_open2_negative_test_nonexistent_execfile,tc)58 ATF_TC_BODY(kvm_open2_negative_test_nonexistent_execfile, tc)
59 {
60
61 errbuf_clear();
62 ATF_CHECK(kvm_open2("/nonexistent", _PATH_DEVZERO, O_RDONLY,
63 NULL, NULL) == NULL);
64 ATF_CHECK(strlen(errbuf) == 0);
65 errbuf_clear();
66 ATF_CHECK(kvm_open2("/nonexistent", _PATH_DEVZERO, O_RDONLY,
67 errbuf, NULL) == NULL);
68 ATF_CHECK(errbuf_has_error(errbuf));
69 }
70
71 ATF_TC(kvm_open2_negative_test_invalid_corefile);
ATF_TC_HEAD(kvm_open2_negative_test_invalid_corefile,tc)72 ATF_TC_HEAD(kvm_open2_negative_test_invalid_corefile, tc)
73 {
74
75 atf_tc_set_md_var(tc, "require.user", "root");
76 }
77
ATF_TC_BODY(kvm_open2_negative_test_invalid_corefile,tc)78 ATF_TC_BODY(kvm_open2_negative_test_invalid_corefile, tc)
79 {
80 kvm_t *kd;
81
82 errbuf_clear();
83 atf_utils_create_file("some-file", "this is a text file");
84 kd = kvm_open2(NULL, "some-file", O_RDONLY, errbuf, NULL);
85 ATF_CHECK(errbuf_has_error(errbuf));
86 ATF_REQUIRE_MSG(kd == NULL, "kvm_open2 succeeded");
87 }
88
89 ATF_TC(kvm_open2_negative_test_invalid_execfile);
ATF_TC_HEAD(kvm_open2_negative_test_invalid_execfile,tc)90 ATF_TC_HEAD(kvm_open2_negative_test_invalid_execfile, tc)
91 {
92
93 atf_tc_set_md_var(tc, "require.user", "root");
94 }
95
ATF_TC_BODY(kvm_open2_negative_test_invalid_execfile,tc)96 ATF_TC_BODY(kvm_open2_negative_test_invalid_execfile, tc)
97 {
98 kvm_t *kd;
99
100 errbuf_clear();
101 atf_utils_create_file("some-file", "this is a text file");
102 kd = kvm_open2("some-file", "/bin/sh", O_RDONLY, errbuf, NULL);
103 ATF_CHECK(errbuf_has_error(errbuf));
104 ATF_REQUIRE_MSG(kd == NULL, "kvm_open2 succeeded unexpectedly");
105 }
106
ATF_TP_ADD_TCS(tp)107 ATF_TP_ADD_TCS(tp)
108 {
109
110 ATF_TP_ADD_TC(tp, kvm_open2_negative_test_invalid_corefile);
111 ATF_TP_ADD_TC(tp, kvm_open2_negative_test_invalid_execfile);
112 ATF_TP_ADD_TC(tp, kvm_open2_negative_test_nonexistent_corefile);
113 ATF_TP_ADD_TC(tp, kvm_open2_negative_test_nonexistent_execfile);
114
115 return (atf_no_error());
116 }
117