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/*
* 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 2009 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);
/*
* mlsvc_lookup_name
*
* This is just a wrapper for lsa_lookup_name.
*
* The memory for the sid is allocated using malloc so the caller should
* call free when it is no longer required.
*/
uint32_t
mlsvc_lookup_name(char *name, smb_sid_t **sid, uint16_t *sid_type)
{
smb_account_t account;
uint32_t status;
status = lsa_lookup_name(name, *sid_type, &account);
if (status == NT_STATUS_SUCCESS) {
*sid = account.a_sid;
account.a_sid = NULL;
*sid_type = account.a_type;
smb_account_free(&account);
}
return (status);
}
/*
* mlsvc_lookup_sid
*
* This is just a wrapper for lsa_lookup_sid.
*
* The allocated memory for the returned name must be freed by caller upon
* successful return.
*/
uint32_t
mlsvc_lookup_sid(smb_sid_t *sid, char **name)
{
smb_account_t ainfo;
uint32_t status;
int namelen;
if ((status = lsa_lookup_sid(sid, &ainfo)) == NT_STATUS_SUCCESS) {
namelen = strlen(ainfo.a_domain) + strlen(ainfo.a_name) + 2;
if ((*name = malloc(namelen)) != NULL)
(void) snprintf(*name, namelen, "%s\\%s",
ainfo.a_domain, ainfo.a_name);
else
status = NT_STATUS_NO_MEMORY;
smb_account_free(&ainfo);
}
return (status);
}
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 CIFS "
"configuration");
return (NT_STATUS_UNSUCCESSFUL);
}
status = mlsvc_netlogon(dxi->d_dc, domain->di_nbname);
}
} else {
status = NT_STATUS_LOGON_FAILURE;
}
return (status);
}
int
mlsvc_ping(const char *server)
{
return (smbrdr_echo(server));
}
void
mlsvc_disconnect(const char *server)
{
smbrdr_disconnect(server);
}
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