libmlsvc/common/mlsvc_util.c

	mlsvc_util.c revision 9fb67ea305c66b6a297583b9b0db6796b0dfe497
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (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 2010 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*
 * Utility functions to support the RPC interface library.
 */

#include <stdio.h>
#include <stdarg.h>
#include <strings.h>
#include <unistd.h>
#include <netdb.h>
#include <stdlib.h>
#include <sys/time.h>
#include <sys/systm.h>
#include <syslog.h>

#include <smbsrv/libsmb.h>
#include <smbsrv/libsmbns.h>
#include <smbsrv/libmlsvc.h>
#include <smbsrv/libsmbrdr.h>
#include <smbsrv/smbinfo.h>
#include <lsalib.h>
#include <samlib.h>
#include <smbsrv/netrauth.h>

/* Domain join support (using MS-RPC) */
static boolean_t mlsvc_ntjoin_support = B_FALSE;

extern int netr_open(char *, char *, mlsvc_handle_t *);
extern int netr_close(mlsvc_handle_t *);
extern DWORD netlogon_auth(char *, mlsvc_handle_t *, DWORD);

DWORD
mlsvc_netlogon(char *server, char *domain)
{
    mlsvc_handle_t netr_handle;
    DWORD status;

    if (netr_open(server, domain, &netr_handle) == 0) {
        if ((status = netlogon_auth(server, &netr_handle,
            NETR_FLG_INIT)) != NT_STATUS_SUCCESS)
            syslog(LOG_NOTICE, "Failed to establish NETLOGON "
                "credential chain");
        (void) netr_close(&netr_handle);
    } else {
        status = NT_STATUS_OPEN_FAILED;
    }

    return (status);
}

/*
 * Joins the specified domain by creating a machine account on
 * the selected domain controller.
 *
 * Disconnect any existing connection with the domain controller.
 * This will ensure that no stale connection will be used, it will
 * also pickup any configuration changes in either side by trying
 * to establish a new connection.
 *
 * Returns NT status codes.
 */
DWORD
mlsvc_join(smb_domainex_t *dxi, char *user, char *plain_text)
{
    int erc;
    DWORD status;
    char machine_passwd[NETR_MACHINE_ACCT_PASSWD_MAX];
    smb_adjoin_status_t err;
    smb_domain_t *domain;

    machine_passwd[0] = '\0';

    domain = &dxi->d_primary;

    mlsvc_disconnect(dxi->d_dc);

    erc = smbrdr_logon(dxi->d_dc, domain->di_nbname, user);

    if (erc == AUTH_USER_GRANT) {
        if (mlsvc_ntjoin_support == B_FALSE) {

            if ((err = smb_ads_join(domain->di_fqname, user,
                plain_text, machine_passwd,
                sizeof (machine_passwd))) == SMB_ADJOIN_SUCCESS) {
                status = NT_STATUS_SUCCESS;
            } else {
                smb_ads_join_errmsg(err);
                status = NT_STATUS_UNSUCCESSFUL;
            }
        } else {

            status = sam_create_trust_account(dxi->d_dc,
                domain->di_nbname);
            if (status == NT_STATUS_SUCCESS) {
                (void) smb_getnetbiosname(machine_passwd,
                    sizeof (machine_passwd));
                (void) smb_strlwr(machine_passwd);
            }
        }

        if (status == NT_STATUS_SUCCESS) {
            erc = smb_setdomainprops(NULL, dxi->d_dc,
                machine_passwd);
            if (erc != 0) {
                syslog(LOG_NOTICE,
                    "Failed to update configuration");
                bzero(machine_passwd, sizeof (machine_passwd));
                return (NT_STATUS_UNSUCCESSFUL);
            }

            status = mlsvc_netlogon(dxi->d_dc, domain->di_nbname);
        }
    } else {
        status = NT_STATUS_LOGON_FAILURE;
    }

    bzero(machine_passwd, sizeof (machine_passwd));
    return (status);
}

int
mlsvc_ping(const char *server)
{
    return (smbrdr_echo(server));
}

void
mlsvc_disconnect(const char *server)
{
    smbrdr_disconnect(server);
}