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 38 sigalrm_handler(int sig) 39 { 40 timed_out = true; 41 } 42 43 static void 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 58 main(int argc, char *argv[]) 59 { 60 const char *test_suite_name = basename(argv[0]); 61 struct vmctx *ctx = NULL; 62 int err; 63 64 ctx = test_initialize(test_suite_name); 65 66 err = test_setup_vcpu(ctx, 0, MEM_LOC_PAYLOAD, MEM_LOC_STACK); 67 if (err != 0) { 68 test_fail_errno(err, "Could not initialize vcpu0"); 69 } 70 71 timespec_t ts = { 0 }; 72 err = vm_rtc_settime(ctx, &ts); 73 if (err != 0) { 74 test_fail_errno(err, "Could zero out RTC time"); 75 } 76 77 /* A successful payload should be wrapped up well before 8 seconds */ 78 configure_timeout(8); 79 80 struct vm_entry ventry = { 0 }; 81 struct vm_exit vexit = { 0 }; 82 83 do { 84 const enum vm_exit_kind kind = 85 test_run_vcpu(ctx, 0, &ventry, &vexit); 86 87 if (timed_out) { 88 test_fail_msg("test timed out\n"); 89 } 90 91 switch (kind) { 92 case VEK_REENTR: 93 break; 94 case VEK_TEST_PASS: 95 test_pass(); 96 break; 97 case VEK_TEST_FAIL: 98 test_fail(); 99 break; 100 case VEK_TEST_MSG: 101 test_msg_print(ctx); 102 break; 103 default: 104 test_fail_vmexit(&vexit); 105 break; 106 } 107 } while (true); 108 } 109