usr/src/lib/libbsm/common/audit_at.c

   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 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 #include <sys/types.h>
  30 #include <sys/systeminfo.h>
  31 #include <bsm/audit.h>
  32 #include <bsm/libbsm.h>
  33 #include <bsm/audit_uevents.h>
  34 #include <bsm/audit_private.h>
  35 #include <unistd.h>
  36 #include <stdlib.h>
  37 #include <string.h>
  38
  39 #include <locale.h>
  40 #include "generic.h"
  41
  42 #define AUDIT_AT_TEXTBUF        256
  43 static char textbuf[AUDIT_AT_TEXTBUF];
  44
  45 int
  46 audit_at_create(char *path, int sorf)
  47 {
  48         int r = 0;
  49
  50         if (cannot_audit(0)) {
  51                 return (0);
  52         } else {
  53                 char *anc_name;
  54                 auditinfo_addr_t ai;
  55
  56                 if (getaudit_addr(&ai, sizeof (ai))) {
  57                         return (-1);
  58                 }
  59
  60                 /*
  61                  * create an ancilary file if audit characteristics exist
  62                  */
  63
  64                 anc_name = audit_cron_make_anc_name(path);
  65                 if (anc_name == NULL)
  66                         r = -1;
  67                 else if (audit_crontab_process_not_audited())
  68                         free(anc_name);
  69                 else {
  70                         r = audit_cron_setinfo(anc_name, &ai);
  71                         free(anc_name);
  72                 }
  73
  74                 aug_init();
  75                 aug_save_auid(ai.ai_auid);
  76                 aug_save_euid(geteuid());
  77                 aug_save_egid(getegid());
  78                 aug_save_uid(getuid());
  79                 aug_save_gid(getgid());
  80                 aug_save_pid(getpid());
  81                 aug_save_asid(ai.ai_asid);
  82                 aug_save_tid_ex(ai.ai_termid.at_port, ai.ai_termid.at_addr,
  83                         ai.ai_termid.at_type);
  84
  85                 aug_save_path(path);
  86                 aug_save_event(AUE_at_create);
  87                 aug_save_sorf(sorf);
  88
  89                 if (aug_audit() != 0)
  90                         return (-1);
  91
  92                 return (r);
  93         }
  94 }
  95
  96 int
  97 audit_at_delete(char *name, char *path, int sorf)
  98 {
  99         int r = 0, err = 0;
 100         char full_path[PATH_MAX];
 101
 102         if (cannot_audit(0))
 103                 return (0);
 104
 105         if (path != NULL) {
 106                 if (strlen(path) + strlen(name) + 2 > PATH_MAX)
 107                         r = -2;         /* bad at-job name */
 108                 else {
 109                         (void) strcat(strcat(strcpy(full_path, path), "/"),
 110                             name);
 111                         name = full_path;
 112                 }
 113         }
 114
 115         if (sorf == 0) {
 116                 char *anc_name;
 117                 anc_name = audit_cron_make_anc_name(name);
 118                 r = unlink(anc_name);
 119                 if (r == -1)
 120                         err = errno;
 121                 free(anc_name);
 122         }
 123
 124         aug_init();
 125         (void) aug_save_me();
 126         if (r == -1) {
 127                 (void) snprintf(textbuf, sizeof (textbuf),
 128                         dgettext(bsm_dom, "ancillary file: %s"),
 129                         strerror(err));
 130                 aug_save_text(textbuf);
 131         } else if (r == -2) {
 132                 aug_save_text(
 133                         dgettext(bsm_dom, "bad format of at-job name"));
 134         }
 135
 136         aug_save_path(name);
 137         aug_save_event(AUE_at_delete);
 138         aug_save_sorf(sorf);
 139
 140         if (aug_audit() != 0)
 141                 return (-1);
 142         return (r);
 143 }