1 /*	$NetBSD: t_signals.c,v 1.3 2017/01/13 21:30:43 christos Exp $	*/
2 
3 /*-
4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
17  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
18  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #include <sys/types.h>
31 #include <sys/wait.h>
32 
33 #include <atf-c.h>
34 #include <errno.h>
35 #include <string.h>
36 #include <signal.h>
37 #include <unistd.h>
38 
39 #include <rump/rump.h>
40 
41 #include "../kernspace/kernspace.h"
42 #include "h_macros.h"
43 
44 ATF_TC(sigraise);
45 ATF_TC_HEAD(sigraise, tc)
46 {
47 
48 	atf_tc_set_md_var(tc, "descr", "RUMP_SIGMODEL_RAISE");
49 }
50 
51 ATF_TC(sigignore);
52 ATF_TC_HEAD(sigignore, tc)
53 {
54 
55 	atf_tc_set_md_var(tc, "descr", "RUMP_SIGMODEL_IGNORE");
56 }
57 
58 ATF_TC(sigpanic);
59 ATF_TC_HEAD(sigpanic, tc)
60 {
61 
62 	atf_tc_set_md_var(tc, "descr", "RUMP_SIGMODEL_PANIC");
63 }
64 
65 static volatile sig_atomic_t sigcnt;
66 static void
67 thehand(int sig)
68 {
69 
70 	sigcnt++;
71 }
72 
73 ATF_TC_BODY(sigraise, tc)
74 {
75 
76 	signal(SIGUSR2, thehand);
77 	rump_boot_setsigmodel(RUMP_SIGMODEL_RAISE);
78 
79 	rump_init();
80 	rump_schedule();
81 	rumptest_localsig(SIGUSR2);
82 	rump_unschedule();
83 	ATF_REQUIRE_EQ(sigcnt, 1);
84 }
85 
86 ATF_TC_BODY(sigignore, tc)
87 {
88 
89 	rump_boot_setsigmodel(RUMP_SIGMODEL_IGNORE);
90 
91 	rump_init();
92 	rump_schedule();
93 	rumptest_localsig(SIGKILL);
94 	rump_unschedule();
95 }
96 
97 ATF_TC_BODY(sigpanic, tc)
98 {
99 	int status;
100 
101 	rump_boot_setsigmodel(RUMP_SIGMODEL_PANIC);
102 
103 	switch (fork()) {
104 	case 0:
105 		rump_init();
106 		rump_schedule();
107 		rumptest_localsig(SIGCONT);
108 		/* NOTREACHED */
109 		exit(1);
110 	default:
111 		wait(&status);
112 		ATF_REQUIRE(WIFSIGNALED(status) && WTERMSIG(status) == SIGABRT);
113 		break;
114 	case -1:
115 		atf_tc_fail_errno("fork");
116 	}
117 }
118 
119 ATF_TP_ADD_TCS(tp)
120 {
121 
122 	ATF_TP_ADD_TC(tp, sigraise);
123 	ATF_TP_ADD_TC(tp, sigignore);
124 	ATF_TP_ADD_TC(tp, sigpanic);
125 
126 	return atf_no_error();
127 }
128