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/types.h>
35
36 #include <sys/capsicum.h>
37 #include <sys/errno.h>
38 #include <sys/procdesc.h>
39 #include <sys/resource.h>
40 #include <sys/wait.h>
41
42 #include <err.h>
43 #include <signal.h>
44 #include <stdlib.h>
45 #include <string.h>
46 #include <unistd.h>
47
48 #include <stdio.h>
49
50 #include "cap_test.h"
51
52 void handle_signal(int);
handle_signal(int sig)53 void handle_signal(int sig) {
54 exit(PASSED);
55 }
56
57 int
test_pdkill(void)58 test_pdkill(void)
59 {
60 int success = PASSED;
61 int pd, error;
62 pid_t pid;
63
64 //cap_enter();
65
66 error = pdfork(&pd, 0);
67 if (error < 0)
68 err(-1, "pdfork");
69
70 else if (error == 0) {
71 signal(SIGINT, handle_signal);
72 sleep(3600);
73 exit(FAILED);
74 }
75
76 /* Parent process; find the child's PID (we'll need it later). */
77 error = pdgetpid(pd, &pid);
78 if (error != 0)
79 FAIL("pdgetpid");
80
81 /* Kill the child! */
82 usleep(100);
83 error = pdkill(pd, SIGINT);
84 if (error != 0)
85 FAIL("pdkill");
86
87 /* Make sure the child finished properly. */
88 int status;
89 while (waitpid(pid, &status, 0) != pid) {}
90 if ((success == PASSED) && WIFEXITED(status))
91 success = WEXITSTATUS(status);
92 else
93 success = FAILED;
94
95 return (success);
96 }
97