xref: /illumos-gate/usr/src/lib/libbsm/common/audit_halt.c (revision 6b1abd46bd2c746d42947df930a0a3a632f81256)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #include <sys/types.h>
27 #include <stdio.h>
28 #include <unistd.h>
29 #include <sys/fcntl.h>
30 #include <bsm/audit.h>
31 #include <bsm/audit_record.h>
32 #include <bsm/audit_uevents.h>
33 #include <bsm/libbsm.h>
34 #include <bsm/audit_private.h>
35 #include <stdlib.h>
36 #include <string.h>
37 #include <syslog.h>
38 #include <netinet/in.h>
39 #include <libgen.h>
40 #include <generic.h>
41 
42 #ifdef C2_DEBUG
43 #define	dprintf(x) { (void) printf x; }
44 #else
45 #define	dprintf(x)
46 #endif
47 
48 static int audit_halt_generic(int);
49 
50 /* ARGSUSED */
51 int
52 audit_halt_setup(int argc, char **argv)
53 {
54 	char *cmdname;
55 
56 	dprintf(("audit_halt_setup()\n"));
57 
58 	if (cannot_audit(0)) {
59 		return (0);
60 	}
61 
62 	cmdname = basename(*argv);
63 
64 	aug_init();
65 
66 	if (strcmp(cmdname, "halt") == 0)
67 		aug_save_event(AUE_halt_solaris);
68 	else if (strcmp(cmdname, "poweroff") == 0)
69 		aug_save_event(AUE_poweroff_solaris);
70 	else
71 		exit(1);
72 	(void) aug_save_me();
73 	return (0);
74 }
75 
76 int
77 audit_halt_fail()
78 {
79 	return (audit_halt_generic(-1));
80 }
81 
82 int
83 audit_halt_success()
84 {
85 	int res = 0;
86 
87 	(void) audit_halt_generic(0);
88 
89 	/* wait for audit daemon to put halt message onto audit trail */
90 	if (!cannot_audit(0)) {
91 		int cond = AUC_NOAUDIT;
92 		int canaudit;
93 
94 		(void) sleep(1);
95 
96 		/* find out if audit daemon is running */
97 		(void) auditon(A_GETCOND, (caddr_t)&cond, sizeof (cond));
98 		canaudit = ((cond == AUC_AUDITING) || (cond == AUC_NOSPACE));
99 
100 		/* turn off audit daemon and try to flush audit queue */
101 		if (canaudit && system("/usr/sbin/audit -t"))
102 			res = -1;
103 		else
104 		/* give a chance for syslogd to do the job */
105 			(void) sleep(5);
106 	}
107 
108 	return (res);
109 }
110 
111 int
112 audit_halt_generic(sorf)
113 	int sorf;
114 {
115 	int r;
116 
117 	dprintf(("audit_halt_generic(%d)\n", sorf));
118 
119 	if (cannot_audit(0)) {
120 		return (0);
121 	}
122 
123 	aug_save_sorf(sorf);
124 	r = aug_audit();
125 
126 	return (r);
127 }
128