libbsm/common/audit_at.c

	audit_at.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

#include <sys/types.h>
#include <sys/systeminfo.h>
#include <bsm/audit.h>
#include <bsm/libbsm.h>
#include <bsm/audit_uevents.h>
#include <bsm/audit_private.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>

#include <locale.h>
#include "generic.h"

#define AUDIT_AT_TEXTBUF    256
static char textbuf[AUDIT_AT_TEXTBUF];

int
audit_at_create(char *path, int sorf)
{
    int r = 0;

    if (cannot_audit(0)) {
        return (0);
    } else {
        char *anc_name;
        auditinfo_addr_t ai;

        if (getaudit_addr(&ai, sizeof (ai))) {
            return (-1);
        }

        /*
         * create an ancilary file if audit characteristics exist
         */

        anc_name = audit_cron_make_anc_name(path);
        if (anc_name == NULL)
            r = -1;
        else if (audit_crontab_process_not_audited())
            free(anc_name);
        else {
            r = audit_cron_setinfo(anc_name, &ai);
            free(anc_name);
        }

        aug_init();
        aug_save_auid(ai.ai_auid);
        aug_save_euid(geteuid());
        aug_save_egid(getegid());
        aug_save_uid(getuid());
        aug_save_gid(getgid());
        aug_save_pid(getpid());
        aug_save_asid(ai.ai_asid);
        aug_save_tid_ex(ai.ai_termid.at_port, ai.ai_termid.at_addr,
            ai.ai_termid.at_type);

        aug_save_path(path);
        aug_save_event(AUE_at_create);
        aug_save_sorf(sorf);

        if (aug_audit() != 0)
            return (-1);

        return (r);
    }
}

int
audit_at_delete(char *name, char *path, int sorf)
{
    int r = 0, err = 0;
    char full_path[PATH_MAX];

    if (cannot_audit(0))
        return (0);

    if (path != NULL) {
        if (strlen(path) + strlen(name) + 2 > PATH_MAX)
            r = -2;     /* bad at-job name */
        else {
            (void) strcat(strcat(strcpy(full_path, path), "/"),
                name);
            name = full_path;
        }
    }

    if (sorf == 0) {
        char *anc_name;
        anc_name = audit_cron_make_anc_name(name);
        r = unlink(anc_name);
        if (r == -1)
            err = errno;
        free(anc_name);
    }

    aug_init();
    (void) aug_save_me();
    if (r == -1) {
        (void) snprintf(textbuf, sizeof (textbuf),
            dgettext(bsm_dom, "ancillary file: %s"),
            strerror(err));
        aug_save_text(textbuf);
    } else if (r == -2) {
        aug_save_text(
            dgettext(bsm_dom, "bad format of at-job name"));
    }

    aug_save_path(name);
    aug_save_event(AUE_at_delete);
    aug_save_sorf(sorf);

    if (aug_audit() != 0)
        return (-1);
    return (r);
}