smb_logon.c revision a0aa776e20803c84edd153d9cb584fd67163aef3
/*
* 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.
*/
/*
* Security database interface.
*/
#include <unistd.h>
#include <strings.h>
#include <pwd.h>
#include <grp.h>
#include <time.h>
#include <syslog.h>
#include <assert.h>
#include <synch.h>
#include <smbsrv/libsmb.h>
#include <smbsrv/libmlsvc.h>
#include <smbsrv/smbinfo.h>
#include <smbsrv/smb_token.h>
#include <lsalib.h>
static smb_account_t smb_guest;
static smb_account_t smb_domusers;
static rwlock_t smb_logoninit_rwl;
extern uint32_t netlogon_logon(netr_client_t *, smb_token_t *);
static uint32_t smb_logon_domain(netr_client_t *, smb_token_t *);
static uint32_t smb_logon_local(netr_client_t *, smb_token_t *);
static uint32_t smb_logon_guest(netr_client_t *, smb_token_t *);
static uint32_t smb_logon_anon(netr_client_t *, smb_token_t *);
static uint32_t smb_token_auth_local(netr_client_t *, smb_token_t *,
smb_passwd_t *);
static uint32_t smb_token_setup_local(smb_passwd_t *, smb_token_t *);
static uint32_t smb_token_setup_guest(netr_client_t *, smb_token_t *);
static uint32_t smb_token_setup_anon(smb_token_t *token);
static boolean_t smb_token_is_member(smb_token_t *, smb_sid_t *);
static uint32_t smb_token_setup_wingrps(smb_token_t *);
static smb_posix_grps_t *smb_token_create_pxgrps(uid_t);
static void smb_guest_account(char *, size_t);
/* Consolidation private function from Network Repository */
extern int _getgroupsbymember(const char *, gid_t[], int, int);
static idmap_stat
smb_token_idmap(smb_token_t *token, smb_idmap_batch_t *sib)
{
idmap_stat stat;
smb_idmap_t *sim;
smb_id_t *id;
int i;
if (!token || !sib)
return (IDMAP_ERR_ARG);
sim = sib->sib_maps;
if (token->tkn_flags & SMB_ATF_ANON) {
token->tkn_user.i_id = UID_NOBODY;
token->tkn_owner.i_id = UID_NOBODY;
} else {
/* User SID */
id = &token->tkn_user;
sim->sim_id = &id->i_id;
stat = smb_idmap_batch_getid(sib->sib_idmaph, sim++,
id->i_sid, SMB_IDMAP_USER);
if (stat != IDMAP_SUCCESS)
return (stat);
/* Owner SID */
id = &token->tkn_owner;
sim->sim_id = &id->i_id;
stat = smb_idmap_batch_getid(sib->sib_idmaph, sim++,
id->i_sid, SMB_IDMAP_USER);
if (stat != IDMAP_SUCCESS)
return (stat);
}
/* Primary Group SID */
id = &token->tkn_primary_grp;
sim->sim_id = &id->i_id;
stat = smb_idmap_batch_getid(sib->sib_idmaph, sim++, id->i_sid,
SMB_IDMAP_GROUP);
if (stat != IDMAP_SUCCESS)
return (stat);
/* Other Windows Group SIDs */
for (i = 0; i < token->tkn_win_grps.i_cnt; i++, sim++) {
id = &token->tkn_win_grps.i_ids[i];
sim->sim_id = &id->i_id;
stat = smb_idmap_batch_getid(sib->sib_idmaph, sim,
id->i_sid, SMB_IDMAP_GROUP);
if (stat != IDMAP_SUCCESS)
break;
}
return (stat);
}
/*
* smb_token_sids2ids
*
* This will map all the SIDs of the access token to UIDs/GIDs.
*
* Returns 0 upon success. Otherwise, returns -1.
*/
static int
smb_token_sids2ids(smb_token_t *token)
{
idmap_stat stat;
int nmaps, retries = 0;
smb_idmap_batch_t sib;
/*
* Number of idmap lookups: user SID, owner SID, primary group SID,
* and all Windows group SIDs. Skip user/owner SID for Anonymous.
*/
if (token->tkn_flags & SMB_ATF_ANON)
nmaps = token->tkn_win_grps.i_cnt + 1;
else
nmaps = token->tkn_win_grps.i_cnt + 3;
do {
stat = smb_idmap_batch_create(&sib, nmaps, SMB_IDMAP_SID2ID);
if (stat != IDMAP_SUCCESS)
return (-1);
stat = smb_token_idmap(token, &sib);
if (stat != IDMAP_SUCCESS) {
smb_idmap_batch_destroy(&sib);
return (-1);
}
stat = smb_idmap_batch_getmappings(&sib);
smb_idmap_batch_destroy(&sib);
if (stat == IDMAP_ERR_RPC_HANDLE)
if (smb_idmap_restart() < 0)
break;
} while (stat == IDMAP_ERR_RPC_HANDLE && retries++ < 3);
return (stat == IDMAP_SUCCESS ? 0 : -1);
}
/*
* smb_token_create_pxgrps
*
* Setup the POSIX group membership of the access token if the given UID is
* a POSIX UID (non-ephemeral). Both the user's primary group and
* supplementary groups will be added to the POSIX group array of the access
* token.
*/
static smb_posix_grps_t *
smb_token_create_pxgrps(uid_t uid)
{
struct passwd *pwd;
smb_posix_grps_t *pgrps;
int ngroups_max, num;
gid_t *gids;
if ((ngroups_max = sysconf(_SC_NGROUPS_MAX)) < 0) {
syslog(LOG_ERR, "smb_logon: failed to get _SC_NGROUPS_MAX");
return (NULL);
}
pwd = getpwuid(uid);
if (pwd == NULL) {
pgrps = malloc(sizeof (smb_posix_grps_t));
if (pgrps == NULL)
return (NULL);
pgrps->pg_ngrps = 0;
return (pgrps);
}
if (pwd->pw_name == NULL) {
pgrps = malloc(sizeof (smb_posix_grps_t));
if (pgrps == NULL)
return (NULL);
pgrps->pg_ngrps = 1;
pgrps->pg_grps[0] = pwd->pw_gid;
return (pgrps);
}
gids = (gid_t *)malloc(ngroups_max * sizeof (gid_t));
if (gids == NULL) {
return (NULL);
}
bzero(gids, ngroups_max * sizeof (gid_t));
gids[0] = pwd->pw_gid;
/*
* Setup the groups starting at index 1 (the last arg)
* of gids array.
*/
num = _getgroupsbymember(pwd->pw_name, gids, ngroups_max, 1);
if (num == -1) {
syslog(LOG_ERR, "smb_logon: unable "
"to get user's supplementary groups");
num = 1;
}
pgrps = (smb_posix_grps_t *)malloc(SMB_POSIX_GRPS_SIZE(num));
if (pgrps) {
pgrps->pg_ngrps = num;
bcopy(gids, pgrps->pg_grps, num * sizeof (gid_t));
}
free(gids);
return (pgrps);
}
/*
* smb_token_destroy
*
* Release all of the memory associated with a token structure. Ensure
* that the token has been unlinked before calling.
*/
void
smb_token_destroy(smb_token_t *token)
{
if (token != NULL) {
smb_sid_free(token->tkn_user.i_sid);
smb_sid_free(token->tkn_owner.i_sid);
smb_sid_free(token->tkn_primary_grp.i_sid);
smb_ids_free(&token->tkn_win_grps);
smb_privset_free(token->tkn_privileges);
free(token->tkn_posix_grps);
free(token->tkn_account_name);
free(token->tkn_domain_name);
free(token->tkn_session_key);
free(token);
}
}
/*
* Token owner should be set to local Administrators group
* in two cases:
* 1. The logged on user is a member of Domain Admins group
* 2. he/she is a member of local Administrators group
*/
static void
smb_token_set_owner(smb_token_t *token)
{
#ifdef SMB_SUPPORT_GROUP_OWNER
smb_sid_t *owner_sid;
if (token->tkn_flags & SMB_ATF_ADMIN) {
owner_sid = smb_wka_get_sid("Administrators");
assert(owner_sid);
} else {
owner_sid = token->tkn_user->i_sid;
}
token->tkn_owner.i_sid = smb_sid_dup(owner_sid);
#endif
token->tkn_owner.i_sid = smb_sid_dup(token->tkn_user.i_sid);
}
static smb_privset_t *
smb_token_create_privs(smb_token_t *token)
{
smb_privset_t *privs;
smb_giter_t gi;
smb_group_t grp;
int rc;
privs = smb_privset_new();
if (privs == NULL)
return (NULL);
if (smb_lgrp_iteropen(&gi) != SMB_LGRP_SUCCESS) {
smb_privset_free(privs);
return (NULL);
}
while (smb_lgrp_iterate(&gi, &grp) == SMB_LGRP_SUCCESS) {
if (smb_lgrp_is_member(&grp, token->tkn_user.i_sid))
smb_privset_merge(privs, grp.sg_privs);
smb_lgrp_free(&grp);
}
smb_lgrp_iterclose(&gi);
if (token->tkn_flags & SMB_ATF_ADMIN) {
rc = smb_lgrp_getbyname("Administrators", &grp);
if (rc == SMB_LGRP_SUCCESS) {
smb_privset_merge(privs, grp.sg_privs);
smb_lgrp_free(&grp);
}
/*
* This privilege is required to view/edit SACL
*/
smb_privset_enable(privs, SE_SECURITY_LUID);
}
return (privs);
}
static void
smb_token_set_flags(smb_token_t *token)
{
if (smb_token_is_member(token, smb_wka_get_sid("Administrators")))
token->tkn_flags |= SMB_ATF_ADMIN;
if (smb_token_is_member(token, smb_wka_get_sid("Power Users")))
token->tkn_flags |= SMB_ATF_POWERUSER;
if (smb_token_is_member(token, smb_wka_get_sid("Backup Operators")))
token->tkn_flags |= SMB_ATF_BACKUPOP;
}
/*
* Common token setup for both local and domain users.
* This function must be called after the initial setup
* has been done.
*
* Note that the order of calls in this function are important.
*/
static uint32_t
smb_token_setup_common(smb_token_t *token)
{
smb_token_set_flags(token);
smb_token_set_owner(token);
if (token->tkn_owner.i_sid == NULL)
return (NT_STATUS_NO_MEMORY);
/* Privileges */
token->tkn_privileges = smb_token_create_privs(token);
if (token->tkn_privileges == NULL)
return (NT_STATUS_NO_MEMORY);
if (smb_token_sids2ids(token) != 0) {
syslog(LOG_ERR, "%s\\%s: idmap failed",
token->tkn_domain_name, token->tkn_account_name);
return (NT_STATUS_INTERNAL_ERROR);
}
/* Solaris Groups */
token->tkn_posix_grps = smb_token_create_pxgrps(token->tkn_user.i_id);
return (NT_STATUS_SUCCESS);
}
uint32_t
smb_logon_init(void)
{
uint32_t status;
(void) rw_wrlock(&smb_logoninit_rwl);
status = smb_sam_lookup_name(NULL, "guest", SidTypeUser, &smb_guest);
if (status != NT_STATUS_SUCCESS) {
(void) rw_unlock(&smb_logoninit_rwl);
return (status);
}
status = smb_sam_lookup_name(NULL, "domain users", SidTypeGroup,
&smb_domusers);
if (status != NT_STATUS_SUCCESS) {
smb_account_free(&smb_guest);
bzero(&smb_guest, sizeof (smb_account_t));
(void) rw_unlock(&smb_logoninit_rwl);
return (status);
}
(void) rw_unlock(&smb_logoninit_rwl);
return (status);
}
void
smb_logon_fini(void)
{
(void) rw_wrlock(&smb_logoninit_rwl);
smb_account_free(&smb_guest);
smb_account_free(&smb_domusers);
bzero(&smb_guest, sizeof (smb_account_t));
bzero(&smb_domusers, sizeof (smb_account_t));
(void) rw_unlock(&smb_logoninit_rwl);
}
/*
* smb_logon
*
* Performs user authentication and creates a token if the
* authentication is successful.
*
* Returns pointer to the created token.
*/
smb_token_t *
smb_logon(netr_client_t *clnt)
{
smb_token_t *token = NULL;
uint32_t status;
if ((token = malloc(sizeof (smb_token_t))) == NULL) {
syslog(LOG_ERR, "smb_logon: resource shortage");
return (NULL);
}
bzero(token, sizeof (smb_token_t));
status = smb_logon_anon(clnt, token);
if (status == NT_STATUS_INVALID_LOGON_TYPE) {
status = smb_logon_local(clnt, token);
if (status != NT_STATUS_SUCCESS) {
if ((status == NT_STATUS_INVALID_LOGON_TYPE) ||
(*clnt->e_domain == '\0'))
status = smb_logon_domain(clnt, token);
}
if (status == NT_STATUS_NO_SUCH_USER)
status = smb_logon_guest(clnt, token);
}
if (status == NT_STATUS_SUCCESS) {
if (smb_token_setup_common(token) == NT_STATUS_SUCCESS)
return (token);
}
smb_token_destroy(token);
return (NULL);
}
/*
* smb_logon_domain
*
* Performs pass through authentication with PDC.
*/
static uint32_t
smb_logon_domain(netr_client_t *clnt, smb_token_t *token)
{
uint32_t status;
if ((status = netlogon_logon(clnt, token)) != 0) {
if (status == NT_STATUS_CANT_ACCESS_DOMAIN_INFO) {
if ((status = netlogon_logon(clnt, token)) != 0) {
syslog(LOG_INFO, "SmbLogon[%s\\%s]: %s",
clnt->e_domain, clnt->e_username,
xlate_nt_status(status));
return (status);
}
}
}
return (status);
}
/*
* smb_logon_local
*
* Check to see if connected user has an entry in the local
* smbpasswd database. If it has, tries both LM hash and NT
* hash with user's password(s) to authenticate the user.
*/
static uint32_t
smb_logon_local(netr_client_t *clnt, smb_token_t *token)
{
char guest[SMB_USERNAME_MAXLEN];
smb_passwd_t smbpw;
uint32_t status;
smb_domain_t domain;
boolean_t isguest;
/* Make sure this is not a domain user */
if (smb_config_get_secmode() == SMB_SECMODE_DOMAIN) {
if (smb_domain_lookup_name(clnt->e_domain, &domain)) {
if (domain.di_type != SMB_DOMAIN_LOCAL)
return (NT_STATUS_INVALID_LOGON_TYPE);
}
}
smb_guest_account(guest, SMB_USERNAME_MAXLEN);
isguest = (utf8_strcasecmp(guest, clnt->e_username) == 0);
status = smb_token_auth_local(clnt, token, &smbpw);
if (status == NT_STATUS_SUCCESS) {
if (isguest)
status = smb_token_setup_guest(clnt, token);
else
status = smb_token_setup_local(&smbpw, token);
}
return (status);
}
/*
* If there's a local guest account with password or if
* guest is mapped to a local account with password then
* it should be authenticated
*/
static uint32_t
smb_logon_guest(netr_client_t *clnt, smb_token_t *token)
{
char guest[SMB_USERNAME_MAXLEN];
smb_passwd_t smbpw;
char *temp;
uint32_t status;
smb_guest_account(guest, SMB_USERNAME_MAXLEN);
temp = clnt->e_username;
clnt->e_username = guest;
status = smb_token_auth_local(clnt, token, &smbpw);
if ((status == NT_STATUS_SUCCESS) ||
(status == NT_STATUS_NO_SUCH_USER)) {
status = smb_token_setup_guest(clnt, token);
}
clnt->e_username = temp;
return (status);
}
/*
* If 'clnt' represents an anonymous user (no password)
* then setup the token accordingly, otherwise return
* NT_STATUS_INVALID_LOGON_TYPE
*/
static uint32_t
smb_logon_anon(netr_client_t *clnt, smb_token_t *token)
{
if ((clnt->nt_password.nt_password_len == 0) &&
(clnt->lm_password.lm_password_len == 0 ||
(clnt->lm_password.lm_password_len == 1 &&
*clnt->lm_password.lm_password_val == '\0'))) {
return (smb_token_setup_anon(token));
}
return (NT_STATUS_INVALID_LOGON_TYPE);
}
static uint32_t
smb_token_auth_local(netr_client_t *clnt, smb_token_t *token,
smb_passwd_t *smbpw)
{
boolean_t lm_ok, nt_ok;
uint32_t status = NT_STATUS_SUCCESS;
if (smb_pwd_getpwnam(clnt->e_username, smbpw) == NULL)
return (NT_STATUS_NO_SUCH_USER);
if (smbpw->pw_flags & SMB_PWF_DISABLE)
return (NT_STATUS_ACCOUNT_DISABLED);
nt_ok = lm_ok = B_FALSE;
if ((smbpw->pw_flags & SMB_PWF_LM) &&
(clnt->lm_password.lm_password_len != 0)) {
lm_ok = smb_auth_validate_lm(
clnt->challenge_key.challenge_key_val,
clnt->challenge_key.challenge_key_len,
smbpw,
clnt->lm_password.lm_password_val,
clnt->lm_password.lm_password_len,
clnt->domain,
clnt->username);
token->tkn_session_key = NULL;
}
if (!lm_ok && (clnt->nt_password.nt_password_len != 0)) {
token->tkn_session_key = malloc(SMBAUTH_SESSION_KEY_SZ);
if (token->tkn_session_key == NULL)
return (NT_STATUS_NO_MEMORY);
nt_ok = smb_auth_validate_nt(
clnt->challenge_key.challenge_key_val,
clnt->challenge_key.challenge_key_len,
smbpw,
clnt->nt_password.nt_password_val,
clnt->nt_password.nt_password_len,
clnt->domain,
clnt->username,
(uchar_t *)token->tkn_session_key);
}
if (!nt_ok && !lm_ok) {
status = NT_STATUS_WRONG_PASSWORD;
syslog(LOG_NOTICE, "SmbLogon[%s\\%s]: %s",
clnt->e_domain, clnt->e_username,
xlate_nt_status(status));
}
return (status);
}
/*
* Setup an access token for the specified local user.
*/
static uint32_t
smb_token_setup_local(smb_passwd_t *smbpw, smb_token_t *token)
{
idmap_stat stat;
smb_idmap_batch_t sib;
smb_idmap_t *umap, *gmap;
struct passwd pw;
char pwbuf[1024];
char nbname[NETBIOS_NAME_SZ];
(void) smb_getnetbiosname(nbname, sizeof (nbname));
token->tkn_account_name = strdup(smbpw->pw_name);
token->tkn_domain_name = strdup(nbname);
if (token->tkn_account_name == NULL ||
token->tkn_domain_name == NULL)
return (NT_STATUS_NO_MEMORY);
if (getpwuid_r(smbpw->pw_uid, &pw, pwbuf, sizeof (pwbuf)) == NULL)
return (NT_STATUS_NO_SUCH_USER);
/* Get the SID for user's uid & gid */
stat = smb_idmap_batch_create(&sib, 2, SMB_IDMAP_ID2SID);
if (stat != IDMAP_SUCCESS)
return (NT_STATUS_INTERNAL_ERROR);
umap = &sib.sib_maps[0];
stat = smb_idmap_batch_getsid(sib.sib_idmaph, umap, pw.pw_uid,
SMB_IDMAP_USER);
if (stat != IDMAP_SUCCESS) {
smb_idmap_batch_destroy(&sib);
return (NT_STATUS_INTERNAL_ERROR);
}
gmap = &sib.sib_maps[1];
stat = smb_idmap_batch_getsid(sib.sib_idmaph, gmap, pw.pw_gid,
SMB_IDMAP_GROUP);
if (stat != IDMAP_SUCCESS) {
smb_idmap_batch_destroy(&sib);
return (NT_STATUS_INTERNAL_ERROR);
}
if (smb_idmap_batch_getmappings(&sib) != IDMAP_SUCCESS)
return (NT_STATUS_INTERNAL_ERROR);
token->tkn_user.i_sid = smb_sid_dup(umap->sim_sid);
token->tkn_primary_grp.i_sid = smb_sid_dup(gmap->sim_sid);
smb_idmap_batch_destroy(&sib);
if (token->tkn_user.i_sid == NULL ||
token->tkn_primary_grp.i_sid == NULL)
return (NT_STATUS_NO_MEMORY);
return (smb_token_setup_wingrps(token));
}
/*
* Setup access token for guest connections
*/
static uint32_t
smb_token_setup_guest(netr_client_t *clnt, smb_token_t *token)
{
token->tkn_account_name = strdup(clnt->e_username);
(void) rw_rdlock(&smb_logoninit_rwl);
token->tkn_domain_name = strdup(smb_guest.a_domain);
token->tkn_user.i_sid = smb_sid_dup(smb_guest.a_sid);
token->tkn_primary_grp.i_sid = smb_sid_dup(smb_domusers.a_sid);
(void) rw_unlock(&smb_logoninit_rwl);
token->tkn_flags = SMB_ATF_GUEST;
if (token->tkn_account_name == NULL ||
token->tkn_domain_name == NULL ||
token->tkn_user.i_sid == NULL ||
token->tkn_primary_grp.i_sid == NULL)
return (NT_STATUS_NO_MEMORY);
return (smb_token_setup_wingrps(token));
}
/*
* Setup access token for anonymous connections
*/
static uint32_t
smb_token_setup_anon(smb_token_t *token)
{
smb_sid_t *user_sid;
token->tkn_account_name = strdup("Anonymous");
token->tkn_domain_name = strdup("NT Authority");
user_sid = smb_wka_get_sid("Anonymous");
token->tkn_user.i_sid = smb_sid_dup(user_sid);
token->tkn_primary_grp.i_sid = smb_sid_dup(user_sid);
token->tkn_flags = SMB_ATF_ANON;
if (token->tkn_account_name == NULL ||
token->tkn_domain_name == NULL ||
token->tkn_user.i_sid == NULL ||
token->tkn_primary_grp.i_sid == NULL)
return (NT_STATUS_NO_MEMORY);
return (smb_token_setup_wingrps(token));
}
/*
* smb_token_user_sid
*
* Return a pointer to the user SID in the specified token. A null
* pointer indicates an error.
*/
static smb_sid_t *
smb_token_user_sid(smb_token_t *token)
{
return ((token) ? token->tkn_user.i_sid : NULL);
}
/*
* smb_token_group_sid
*
* Return a pointer to the group SID as indicated by the iterator.
* Setting the iterator to 0 before calling this function will return
* the first group, which will always be the primary group. The
* iterator will be incremented before returning the SID so that this
* function can be used to cycle through the groups. The caller can
* adjust the iterator as required between calls to obtain any specific
* group.
*
* On success a pointer to the appropriate group SID will be returned.
* Otherwise a null pointer will be returned.
*/
static smb_sid_t *
smb_token_group_sid(smb_token_t *token, int *iterator)
{
int index;
if (token == NULL || iterator == NULL)
return (NULL);
if (token->tkn_win_grps.i_ids == NULL)
return (NULL);
index = *iterator;
if (index < 0 || index >= token->tkn_win_grps.i_cnt)
return (NULL);
++(*iterator);
return (token->tkn_win_grps.i_ids[index].i_sid);
}
/*
* smb_token_is_member
*
* This function will determine whether or not the specified SID is a
* member of a token. The user SID and all group SIDs are tested.
* Returns 1 if the SID is a member of the token. Otherwise returns 0.
*/
static boolean_t
smb_token_is_member(smb_token_t *token, smb_sid_t *sid)
{
smb_sid_t *tsid;
int iterator = 0;
if (token == NULL || sid == NULL)
return (B_FALSE);
tsid = smb_token_user_sid(token);
while (tsid) {
if (smb_sid_cmp(tsid, sid))
return (B_TRUE);
tsid = smb_token_group_sid(token, &iterator);
}
return (B_FALSE);
}
/*
* smb_token_log
*
* Diagnostic routine to write the contents of a token to the log.
*/
void
smb_token_log(smb_token_t *token)
{
smb_ids_t *w_grps;
smb_id_t *grp;
smb_posix_grps_t *x_grps;
char sidstr[SMB_SID_STRSZ];
int i;
if (token == NULL)
return;
syslog(LOG_DEBUG, "Token for %s\\%s",
(token->tkn_domain_name) ? token->tkn_domain_name : "-NULL-",
(token->tkn_account_name) ? token->tkn_account_name : "-NULL-");
syslog(LOG_DEBUG, " User->Attr: %d", token->tkn_user.i_attrs);
smb_sid_tostr((smb_sid_t *)token->tkn_user.i_sid, sidstr);
syslog(LOG_DEBUG, " User->Sid: %s (id=%u)", sidstr,
token->tkn_user.i_id);
smb_sid_tostr((smb_sid_t *)token->tkn_owner.i_sid, sidstr);
syslog(LOG_DEBUG, " Ownr->Sid: %s (id=%u)",
sidstr, token->tkn_owner.i_id);
smb_sid_tostr((smb_sid_t *)token->tkn_primary_grp.i_sid, sidstr);
syslog(LOG_DEBUG, " PGrp->Sid: %s (id=%u)",
sidstr, token->tkn_primary_grp.i_id);
w_grps = &token->tkn_win_grps;
if (w_grps->i_ids) {
syslog(LOG_DEBUG, " Windows groups: %d", w_grps->i_cnt);
grp = w_grps->i_ids;
for (i = 0; i < w_grps->i_cnt; ++i, grp++) {
syslog(LOG_DEBUG,
" Grp[%d].Attr:%d", i, grp->i_attrs);
if (grp->i_sid != NULL) {
smb_sid_tostr((smb_sid_t *)grp->i_sid, sidstr);
syslog(LOG_DEBUG,
" Grp[%d].Sid: %s (id=%u)", i, sidstr,
grp->i_id);
}
}
} else {
syslog(LOG_DEBUG, " No Windows groups");
}
x_grps = token->tkn_posix_grps;
if (x_grps) {
syslog(LOG_DEBUG, " Solaris groups: %d", x_grps->pg_ngrps);
for (i = 0; i < x_grps->pg_ngrps; i++)
syslog(LOG_DEBUG, " %u", x_grps->pg_grps[i]);
} else {
syslog(LOG_DEBUG, " No Solaris groups");
}
if (token->tkn_privileges)
smb_privset_log(token->tkn_privileges);
else
syslog(LOG_DEBUG, " No privileges");
}
/*
* Sets up local and well-known group membership for the given
* token. Two assumptions have been made here:
*
* a) token already contains a valid user SID so that group
* memberships can be established
*
* b) token belongs to a local or anonymous user
*/
static uint32_t
smb_token_setup_wingrps(smb_token_t *token)
{
smb_ids_t tkn_grps;
uint32_t status;
/*
* We always want the user's primary group in the list
* of groups.
*/
tkn_grps.i_cnt = 1;
if ((tkn_grps.i_ids = malloc(sizeof (smb_id_t))) == NULL)
return (NT_STATUS_NO_MEMORY);
tkn_grps.i_ids->i_sid = smb_sid_dup(token->tkn_primary_grp.i_sid);
tkn_grps.i_ids->i_attrs = token->tkn_primary_grp.i_attrs;
if (tkn_grps.i_ids->i_sid == NULL) {
smb_ids_free(&tkn_grps);
return (NT_STATUS_NO_MEMORY);
}
status = smb_sam_usr_groups(token->tkn_user.i_sid, &tkn_grps);
if (status != NT_STATUS_SUCCESS) {
smb_ids_free(&tkn_grps);
return (status);
}
status = smb_wka_token_groups(token->tkn_flags, &tkn_grps);
if (status != NT_STATUS_SUCCESS) {
smb_ids_free(&tkn_grps);
return (status);
}
token->tkn_win_grps = tkn_grps;
return (status);
}
/*
* Returns the guest account name in the provided buffer.
*
* By default the name would be "guest" unless there's
* a idmap name-based rule which maps the guest to a local
* Solaris user in which case the name of that user is
* returned.
*/
static void
smb_guest_account(char *guest, size_t buflen)
{
idmap_stat stat;
uid_t guest_uid;
struct passwd pw;
char pwbuf[1024];
int idtype;
/* default Guest account name */
(void) rw_rdlock(&smb_logoninit_rwl);
(void) strlcpy(guest, smb_guest.a_name, buflen);
idtype = SMB_IDMAP_USER;
stat = smb_idmap_getid(smb_guest.a_sid, &guest_uid, &idtype);
(void) rw_unlock(&smb_logoninit_rwl);
if (stat != IDMAP_SUCCESS)
return;
if ((guest_uid > INT32_MAX) && (guest_uid != UINT32_MAX))
/* Ephemeral ID, return the default name */
return;
if (getpwuid_r(guest_uid, &pw, pwbuf, sizeof (pwbuf)) == NULL)
return;
(void) strlcpy(guest, pw.pw_name, buflen);
}