xref: /illumos-gate/usr/src/lib/libbsm/common/audit_at.c (revision 1da57d551424de5a9d469760be7c4b4d4f10a755)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #include <sys/types.h>
28 #include <sys/systeminfo.h>
29 #include <bsm/audit.h>
30 #include <bsm/libbsm.h>
31 #include <bsm/audit_uevents.h>
32 #include <bsm/audit_private.h>
33 #include <unistd.h>
34 #include <stdlib.h>
35 #include <string.h>
36 
37 #include <locale.h>
38 #include "generic.h"
39 
40 #define	AUDIT_AT_TEXTBUF	256
41 static char textbuf[AUDIT_AT_TEXTBUF];
42 
43 int
audit_at_create(char * path,int sorf)44 audit_at_create(char *path, int sorf)
45 {
46 	int r = 0;
47 
48 	if (cannot_audit(0)) {
49 		return (0);
50 	} else {
51 		char *anc_name;
52 		auditinfo_addr_t ai;
53 
54 		if (getaudit_addr(&ai, sizeof (ai))) {
55 			return (-1);
56 		}
57 
58 		/*
59 		 * create an ancilary file if audit characteristics exist
60 		 */
61 
62 		anc_name = audit_cron_make_anc_name(path);
63 		if (anc_name == NULL)
64 			r = -1;
65 		else if (audit_crontab_process_not_audited())
66 			free(anc_name);
67 		else {
68 			r = audit_cron_setinfo(anc_name, &ai);
69 			free(anc_name);
70 		}
71 
72 		aug_init();
73 		aug_save_auid(ai.ai_auid);
74 		aug_save_euid(geteuid());
75 		aug_save_egid(getegid());
76 		aug_save_uid(getuid());
77 		aug_save_gid(getgid());
78 		aug_save_pid(getpid());
79 		aug_save_asid(ai.ai_asid);
80 		aug_save_tid_ex(ai.ai_termid.at_port, ai.ai_termid.at_addr,
81 			ai.ai_termid.at_type);
82 
83 		aug_save_path(path);
84 		aug_save_event(AUE_at_create);
85 		aug_save_sorf(sorf);
86 
87 		if (aug_audit() != 0)
88 			return (-1);
89 
90 		return (r);
91 	}
92 }
93 
94 int
audit_at_delete(char * name,char * path,int sorf)95 audit_at_delete(char *name, char *path, int sorf)
96 {
97 	int r = 0, err = 0;
98 	char full_path[PATH_MAX];
99 
100 	if (cannot_audit(0))
101 		return (0);
102 
103 	if (path != NULL) {
104 		if (strlen(path) + strlen(name) + 2 > PATH_MAX)
105 			r = -2;		/* bad at-job name */
106 		else {
107 			(void) strcat(strcat(strcpy(full_path, path), "/"),
108 			    name);
109 			name = full_path;
110 		}
111 	}
112 
113 	if (sorf == 0) {
114 		char *anc_name;
115 		anc_name = audit_cron_make_anc_name(name);
116 		r = unlink(anc_name);
117 		if (r == -1)
118 			err = errno;
119 		free(anc_name);
120 	}
121 
122 	aug_init();
123 	(void) aug_save_me();
124 	if (r == -1) {
125 		(void) snprintf(textbuf, sizeof (textbuf),
126 			dgettext(bsm_dom, "ancillary file: %s"),
127 			strerror(err));
128 		aug_save_text(textbuf);
129 	} else if (r == -2) {
130 		aug_save_text(
131 			dgettext(bsm_dom, "bad format of at-job name"));
132 	}
133 
134 	aug_save_path(name);
135 	aug_save_event(AUE_at_delete);
136 	aug_save_sorf(sorf);
137 
138 	if (aug_audit() != 0)
139 		return (-1);
140 	return (r);
141 }
142