1 /*-
2 * Copyright (c) 2009-2011 Robert N. M. Watson
3 * Copyright (c) 2011 Jonathan Anderson
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * $FreeBSD$
28 */
29
30 /*
31 * Test routines to make sure a variety of system calls are or are not
32 * available in capability mode. The goal is not to see if they work, just
33 * whether or not they return the expected ECAPMODE.
34 */
35
36 #include <sys/cdefs.h>
37 __FBSDID("$FreeBSD$");
38
39 #include <sys/types.h>
40
41 #include <sys/capsicum.h>
42 #include <sys/errno.h>
43 #include <sys/procdesc.h>
44 #include <sys/resource.h>
45 #include <sys/wait.h>
46
47 #include <err.h>
48 #include <signal.h>
49 #include <stdlib.h>
50 #include <string.h>
51 #include <unistd.h>
52
53 #include <stdio.h>
54
55 #include "cap_test.h"
56
57 void handle_signal(int);
handle_signal(int sig)58 void handle_signal(int sig) {
59 exit(PASSED);
60 }
61
62 int
test_pdkill(void)63 test_pdkill(void)
64 {
65 int success = PASSED;
66 int pd, error;
67 pid_t pid;
68
69 //cap_enter();
70
71 error = pdfork(&pd, 0);
72 if (error < 0)
73 err(-1, "pdfork");
74
75 else if (error == 0) {
76 signal(SIGINT, handle_signal);
77 sleep(3600);
78 exit(FAILED);
79 }
80
81 /* Parent process; find the child's PID (we'll need it later). */
82 error = pdgetpid(pd, &pid);
83 if (error != 0)
84 FAIL("pdgetpid");
85
86 /* Kill the child! */
87 usleep(100);
88 error = pdkill(pd, SIGINT);
89 if (error != 0)
90 FAIL("pdkill");
91
92 /* Make sure the child finished properly. */
93 int status;
94 while (waitpid(pid, &status, 0) != pid) {}
95 if ((success == PASSED) && WIFEXITED(status))
96 success = WEXITSTATUS(status);
97 else
98 success = FAILED;
99
100 return (success);
101 }
102