1 /*
2 * This file and its contents are supplied under the terms of the
3 * Common Development and Distribution License ("CDDL"), version 1.0.
4 * You may only use this file in accordance with the terms of version
5 * 1.0 of the CDDL.
6 *
7 * A full copy of the text of the CDDL should have accompanied this
8 * source. A copy of the CDDL is also available via the Internet at
9 * http://www.illumos.org/license/CDDL.
10 */
11
12 /*
13 * Copyright 2023 Oxide Computer Company
14 */
15
16 #include <stdio.h>
17 #include <unistd.h>
18 #include <stdlib.h>
19 #include <strings.h>
20 #include <libgen.h>
21 #include <assert.h>
22 #include <signal.h>
23 #include <errno.h>
24
25 #include <sys/types.h>
26 #include <sys/sysmacros.h>
27 #include <sys/debug.h>
28 #include <sys/vmm.h>
29 #include <sys/vmm_dev.h>
30 #include <vmmapi.h>
31
32 #include "in_guest.h"
33 #include "test_defs.h"
34
35 static bool timed_out = false;
36
37 static void
sigalrm_handler(int sig)38 sigalrm_handler(int sig)
39 {
40 timed_out = true;
41 }
42
43 static void
configure_timeout(uint_t seconds)44 configure_timeout(uint_t seconds)
45 {
46 struct sigaction sa = {
47 .sa_handler = sigalrm_handler,
48 };
49 struct sigaction old_sa;
50 if (sigaction(SIGALRM, &sa, &old_sa) != 0) {
51 test_fail_errno(errno,
52 "could not prep signal handling for bad access");
53 }
54 (void) alarm(seconds);
55 }
56
57 int
main(int argc,char * argv[])58 main(int argc, char *argv[])
59 {
60 const char *test_suite_name = basename(argv[0]);
61 struct vmctx *ctx = NULL;
62 struct vcpu *vcpu;
63 int err;
64
65 ctx = test_initialize(test_suite_name);
66
67 if ((vcpu = vm_vcpu_open(ctx, 0)) == NULL) {
68 test_fail_errno(errno, "Could not open vcpu0");
69 }
70
71 err = test_setup_vcpu(vcpu, MEM_LOC_PAYLOAD, MEM_LOC_STACK);
72 if (err != 0) {
73 test_fail_errno(err, "Could not initialize vcpu0");
74 }
75
76 timespec_t ts = { 0 };
77 err = vm_rtc_settime(ctx, &ts);
78 if (err != 0) {
79 test_fail_errno(err, "Could zero out RTC time");
80 }
81
82 /* A successful payload should be wrapped up well before 8 seconds */
83 configure_timeout(8);
84
85 struct vm_entry ventry = { 0 };
86 struct vm_exit vexit = { 0 };
87
88 do {
89 const enum vm_exit_kind kind =
90 test_run_vcpu(vcpu, &ventry, &vexit);
91
92 if (timed_out) {
93 test_fail_msg("test timed out\n");
94 }
95
96 switch (kind) {
97 case VEK_REENTR:
98 break;
99 case VEK_TEST_PASS:
100 test_pass();
101 break;
102 case VEK_TEST_FAIL:
103 test_fail();
104 break;
105 case VEK_TEST_MSG:
106 test_msg_print(ctx);
107 break;
108 default:
109 test_fail_vmexit(&vexit);
110 break;
111 }
112 } while (true);
113 }
114