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
28 /*
29 * Test routines to make sure a variety of system calls are or are not
30 * available in capability mode. The goal is not to see if they work, just
31 * whether or not they return the expected ECAPMODE.
32 */
33
34 #include <sys/cdefs.h>
35 #include <sys/types.h>
36
37 #include <sys/capsicum.h>
38 #include <sys/errno.h>
39 #include <sys/procdesc.h>
40 #include <sys/resource.h>
41 #include <sys/wait.h>
42
43 #include <err.h>
44 #include <signal.h>
45 #include <stdlib.h>
46 #include <string.h>
47 #include <unistd.h>
48
49 #include <stdio.h>
50
51 #include "cap_test.h"
52
53 void handle_signal(int);
handle_signal(int sig)54 void handle_signal(int sig) {
55 exit(PASSED);
56 }
57
58 int
test_pdkill(void)59 test_pdkill(void)
60 {
61 int success = PASSED;
62 int pd, error;
63 pid_t pid;
64
65 //cap_enter();
66
67 error = pdfork(&pd, 0);
68 if (error < 0)
69 err(-1, "pdfork");
70
71 else if (error == 0) {
72 signal(SIGINT, handle_signal);
73 sleep(3600);
74 exit(FAILED);
75 }
76
77 /* Parent process; find the child's PID (we'll need it later). */
78 error = pdgetpid(pd, &pid);
79 if (error != 0)
80 FAIL("pdgetpid");
81
82 /* Kill the child! */
83 usleep(100);
84 error = pdkill(pd, SIGINT);
85 if (error != 0)
86 FAIL("pdkill");
87
88 /* Make sure the child finished properly. */
89 int status;
90 while (waitpid(pid, &status, 0) != pid) {}
91 if ((success == PASSED) && WIFEXITED(status))
92 success = WEXITSTATUS(status);
93 else
94 success = FAILED;
95
96 return (success);
97 }
98