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samba-mirror/source3/rpc_server/srv_samr_nt.c
Jeremy Allison ef8bd7c4f7 Forward port the change to talloc_init() to make all talloc contexts 
named. Ensure we can query them.
Jeremy.
(This used to be commit 09a218a9f6)
2002-12-20 20:21:31 +00:00

4422 lines
126 KiB
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/*
* Unix SMB/CIFS implementation.
* RPC Pipe client / server routines
* Copyright (C) Andrew Tridgell 1992-1997,
* Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
* Copyright (C) Paul Ashton 1997,
* Copyright (C) Marc Jacobsen 1999,
* Copyright (C) Jeremy Allison 2001-2002,
* Copyright (C) Jean François Micouleau 1998-2001,
* Copyright (C) Anthony Liguori 2002,
* Copyright (C) Jim McDonough 2002.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
* This is the implementation of the SAMR code.
*/
#include "includes.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
extern DOM_SID global_sid_Builtin;
extern rid_name domain_group_rids[];
extern rid_name domain_alias_rids[];
extern rid_name builtin_alias_rids[];
typedef struct _disp_info {
BOOL user_dbloaded;
uint32 num_user_account;
DISP_USER_INFO *disp_user_info;
BOOL group_dbloaded;
uint32 num_group_account;
DISP_GROUP_INFO *disp_group_info;
} DISP_INFO;
struct samr_info {
/* for use by the \PIPE\samr policy */
DOM_SID sid;
uint32 status; /* some sort of flag. best to record it. comes from opnum 0x39 */
uint32 acc_granted;
uint16 acb_mask;
BOOL all_machines;
DISP_INFO disp_info;
TALLOC_CTX *mem_ctx;
};
struct generic_mapping sam_generic_mapping = {GENERIC_RIGHTS_SAM_READ, GENERIC_RIGHTS_SAM_WRITE, GENERIC_RIGHTS_SAM_EXECUTE, GENERIC_RIGHTS_SAM_ALL_ACCESS};
struct generic_mapping dom_generic_mapping = {GENERIC_RIGHTS_DOMAIN_READ, GENERIC_RIGHTS_DOMAIN_WRITE, GENERIC_RIGHTS_DOMAIN_EXECUTE, GENERIC_RIGHTS_DOMAIN_ALL_ACCESS};
struct generic_mapping usr_generic_mapping = {GENERIC_RIGHTS_USER_READ, GENERIC_RIGHTS_USER_WRITE, GENERIC_RIGHTS_USER_EXECUTE, GENERIC_RIGHTS_USER_ALL_ACCESS};
struct generic_mapping grp_generic_mapping = {GENERIC_RIGHTS_GROUP_READ, GENERIC_RIGHTS_GROUP_WRITE, GENERIC_RIGHTS_GROUP_EXECUTE, GENERIC_RIGHTS_GROUP_ALL_ACCESS};
struct generic_mapping ali_generic_mapping = {GENERIC_RIGHTS_ALIAS_READ, GENERIC_RIGHTS_ALIAS_WRITE, GENERIC_RIGHTS_ALIAS_EXECUTE, GENERIC_RIGHTS_ALIAS_ALL_ACCESS};
static NTSTATUS samr_make_dom_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size);
/*******************************************************************
Checks if access to an object should be granted, and returns that
level of access for further checks.
********************************************************************/
NTSTATUS access_check_samr_object(SEC_DESC *psd, NT_USER_TOKEN *nt_user_token, uint32 des_access,
uint32 *acc_granted, const char *debug)
{
NTSTATUS status = NT_STATUS_ACCESS_DENIED;
if (!se_access_check(psd, nt_user_token, des_access, acc_granted, &status)) {
if (geteuid() == sec_initial_uid()) {
DEBUG(4,("%s: ACCESS should be DENIED (requested: %#010x)\n",
debug, des_access));
DEBUGADD(4,("but overritten by euid == sec_initial_uid()\n"));
status = NT_STATUS_OK;
}
else {
DEBUG(2,("%s: ACCESS DENIED (requested: %#010x)\n",
debug, des_access));
}
}
return status;
}
/*******************************************************************
Checks if access to a function can be granted
********************************************************************/
NTSTATUS access_check_samr_function(uint32 acc_granted, uint32 acc_required, const char *debug)
{
DEBUG(5,("%s: access check ((granted: %#010x; required: %#010x)\n",
debug, acc_granted, acc_required));
if ((acc_granted & acc_required) != acc_required) {
if (geteuid() == sec_initial_uid()) {
DEBUG(4,("%s: ACCESS should be DENIED (granted: %#010x; required: %#010x)\n",
debug, acc_granted, acc_required));
DEBUGADD(4,("but overwritten by euid == 0\n"));
return NT_STATUS_OK;
}
DEBUG(2,("%s: ACCESS DENIED (granted: %#010x; required: %#010x)\n",
debug, acc_granted, acc_required));
return NT_STATUS_ACCESS_DENIED;
}
return NT_STATUS_OK;
}
/*******************************************************************
Create a samr_info struct.
********************************************************************/
static struct samr_info *get_samr_info_by_sid(DOM_SID *psid)
{
struct samr_info *info;
fstring sid_str;
TALLOC_CTX *mem_ctx;
if (psid) {
sid_to_string(sid_str, psid);
} else {
fstrcpy(sid_str,"(NULL)");
}
mem_ctx = talloc_init("samr_info for domain sid %s", sid_str);
if ((info = (struct samr_info *)talloc(mem_ctx, sizeof(struct samr_info))) == NULL)
return NULL;
ZERO_STRUCTP(info);
DEBUG(10,("get_samr_info_by_sid: created new info for sid %s\n", sid_str));
if (psid) {
sid_copy( &info->sid, psid);
} else {
DEBUG(10,("get_samr_info_by_sid: created new info for NULL sid.\n"));
}
info->mem_ctx = mem_ctx;
return info;
}
/*******************************************************************
Function to free the per handle data.
********************************************************************/
static void free_samr_users(struct samr_info *info)
{
int i;
if (info->disp_info.user_dbloaded){
for (i=0; i<info->disp_info.num_user_account; i++) {
/* Not really a free, actually a 'clear' */
pdb_free_sam(&info->disp_info.disp_user_info[i].sam);
}
}
info->disp_info.user_dbloaded=False;
info->disp_info.num_user_account=0;
}
/*******************************************************************
Function to free the per handle data.
********************************************************************/
static void free_samr_db(struct samr_info *info)
{
/* Groups are talloced */
free_samr_users(info);
info->disp_info.group_dbloaded=False;
info->disp_info.num_group_account=0;
}
static void free_samr_info(void *ptr)
{
struct samr_info *info=(struct samr_info *) ptr;
free_samr_db(info);
talloc_destroy(info->mem_ctx);
}
/*******************************************************************
Ensure password info is never given out. Paranioa... JRA.
********************************************************************/
static void samr_clear_sam_passwd(SAM_ACCOUNT *sam_pass)
{
if (!sam_pass)
return;
/* These now zero out the old password */
pdb_set_lanman_passwd(sam_pass, NULL, PDB_DEFAULT);
pdb_set_nt_passwd(sam_pass, NULL, PDB_DEFAULT);
}
static NTSTATUS load_sampwd_entries(struct samr_info *info, uint16 acb_mask, BOOL all_machines)
{
SAM_ACCOUNT *pwd = NULL;
DISP_USER_INFO *pwd_array = NULL;
NTSTATUS nt_status = NT_STATUS_OK;
TALLOC_CTX *mem_ctx = info->mem_ctx;
DEBUG(10,("load_sampwd_entries\n"));
/* if the snapshoot is already loaded, return */
if ((info->disp_info.user_dbloaded==True)
&& (info->acb_mask == acb_mask)
&& (info->all_machines == all_machines)) {
DEBUG(10,("load_sampwd_entries: already in memory\n"));
return NT_STATUS_OK;
}
free_samr_users(info);
if (!pdb_setsampwent(False)) {
DEBUG(0, ("load_sampwd_entries: Unable to open passdb.\n"));
return NT_STATUS_ACCESS_DENIED;
}
for (; (NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(mem_ctx, &pwd)))
&& pdb_getsampwent(pwd) == True; pwd=NULL) {
if (all_machines) {
if (!((pdb_get_acct_ctrl(pwd) & ACB_WSTRUST)
|| (pdb_get_acct_ctrl(pwd) & ACB_SVRTRUST))) {
DEBUG(5,("load_sampwd_entries: '%s' is not a machine account - ACB: %x - skipping\n", pdb_get_username(pwd), acb_mask));
pdb_free_sam(&pwd);
continue;
}
} else {
if (acb_mask != 0 && !(pdb_get_acct_ctrl(pwd) & acb_mask)) {
pdb_free_sam(&pwd);
DEBUG(5,(" acb_mask %x reject\n", acb_mask));
continue;
}
}
/* Realloc some memory for the array of ptr to the SAM_ACCOUNT structs */
if (info->disp_info.num_user_account % MAX_SAM_ENTRIES == 0) {
DEBUG(10,("load_sampwd_entries: allocating more memory\n"));
pwd_array=(DISP_USER_INFO *)talloc_realloc(mem_ctx, info->disp_info.disp_user_info,
(info->disp_info.num_user_account+MAX_SAM_ENTRIES)*sizeof(DISP_USER_INFO));
if (pwd_array==NULL)
return NT_STATUS_NO_MEMORY;
info->disp_info.disp_user_info=pwd_array;
}
/* link the SAM_ACCOUNT to the array */
info->disp_info.disp_user_info[info->disp_info.num_user_account].sam=pwd;
DEBUG(10,("load_sampwd_entries: entry: %d\n", info->disp_info.num_user_account));
info->disp_info.num_user_account++;
}
pdb_endsampwent();
/* the snapshoot is in memory, we're ready to enumerate fast */
info->acb_mask = acb_mask;
info->all_machines = all_machines;
info->disp_info.user_dbloaded=True;
DEBUG(10,("load_sampwd_entries: done\n"));
return nt_status;
}
static NTSTATUS load_group_domain_entries(struct samr_info *info, DOM_SID *sid)
{
GROUP_MAP *map=NULL;
DISP_GROUP_INFO *grp_array = NULL;
uint32 group_entries = 0;
uint32 i;
TALLOC_CTX *mem_ctx = info->mem_ctx;
DEBUG(10,("load_group_domain_entries\n"));
/* if the snapshoot is already loaded, return */
if (info->disp_info.group_dbloaded==True) {
DEBUG(10,("load_group_domain_entries: already in memory\n"));
return NT_STATUS_OK;
}
if (!pdb_enum_group_mapping(SID_NAME_DOM_GRP, &map, (int *)&group_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV)) {
DEBUG(1, ("load_group_domain_entries: pdb_enum_group_mapping() failed!\n"));
return NT_STATUS_NO_MEMORY;
}
info->disp_info.num_group_account=group_entries;
grp_array=(DISP_GROUP_INFO *)talloc(mem_ctx, info->disp_info.num_group_account*sizeof(DISP_GROUP_INFO));
if (group_entries!=0 && grp_array==NULL) {
DEBUG(1, ("load_group_domain_entries: talloc() failed for grp_array!\n"));
SAFE_FREE(map);
return NT_STATUS_NO_MEMORY;
}
info->disp_info.disp_group_info=grp_array;
for (i=0; i<group_entries; i++) {
grp_array[i].grp=(DOMAIN_GRP *)talloc(mem_ctx, sizeof(DOMAIN_GRP));
fstrcpy(grp_array[i].grp->name, map[i].nt_name);
fstrcpy(grp_array[i].grp->comment, map[i].comment);
sid_split_rid(&map[i].sid, &grp_array[i].grp->rid);
grp_array[i].grp->attr=SID_NAME_DOM_GRP;
}
SAFE_FREE(map);
/* the snapshoot is in memory, we're ready to enumerate fast */
info->disp_info.group_dbloaded=True;
DEBUG(10,("load_group_domain_entries: done\n"));
return NT_STATUS_OK;
}
/*******************************************************************
_samr_close_hnd
********************************************************************/
NTSTATUS _samr_close_hnd(pipes_struct *p, SAMR_Q_CLOSE_HND *q_u, SAMR_R_CLOSE_HND *r_u)
{
r_u->status = NT_STATUS_OK;
/* close the policy handle */
if (!close_policy_hnd(p, &q_u->pol))
return NT_STATUS_OBJECT_NAME_INVALID;
DEBUG(5,("samr_reply_close_hnd: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
samr_reply_open_domain
********************************************************************/
NTSTATUS _samr_open_domain(pipes_struct *p, SAMR_Q_OPEN_DOMAIN *q_u, SAMR_R_OPEN_DOMAIN *r_u)
{
struct samr_info *info;
SEC_DESC *psd = NULL;
uint32 acc_granted;
uint32 des_access = q_u->flags;
size_t sd_size;
NTSTATUS status;
r_u->status = NT_STATUS_OK;
/* find the connection policy handle. */
if (!find_policy_by_hnd(p, &q_u->pol, (void**)&info))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(status = access_check_samr_function(info->acc_granted, SA_RIGHT_SAM_OPEN_DOMAIN,"_samr_open_domain"))) {
return status;
}
/*check if access can be granted as requested by client. */
samr_make_dom_obj_sd(p->mem_ctx, &psd, &sd_size);
se_map_generic(&des_access,&dom_generic_mapping);
if (!NT_STATUS_IS_OK(status =
access_check_samr_object(psd, p->pipe_user.nt_user_token,
des_access, &acc_granted, "_samr_open_domain"))) {
return status;
}
/* associate the domain SID with the (unique) handle. */
if ((info = get_samr_info_by_sid(&q_u->dom_sid.sid))==NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = acc_granted;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, &r_u->domain_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
DEBUG(5,("samr_open_domain: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
_samr_get_usrdom_pwinfo
********************************************************************/
NTSTATUS _samr_get_usrdom_pwinfo(pipes_struct *p, SAMR_Q_GET_USRDOM_PWINFO *q_u, SAMR_R_GET_USRDOM_PWINFO *r_u)
{
struct samr_info *info = NULL;
r_u->status = NT_STATUS_OK;
/* find the policy handle. open a policy on it. */
if (!find_policy_by_hnd(p, &q_u->user_pol, (void **)&info))
return NT_STATUS_INVALID_HANDLE;
if (!sid_check_is_in_our_domain(&info->sid))
return NT_STATUS_OBJECT_TYPE_MISMATCH;
init_samr_r_get_usrdom_pwinfo(r_u, NT_STATUS_OK);
DEBUG(5,("_samr_get_usrdom_pwinfo: %d\n", __LINE__));
/*
* NT sometimes return NT_STATUS_ACCESS_DENIED
* I don't know yet why.
*/
return r_u->status;
}
/*******************************************************************
samr_make_dom_obj_sd
********************************************************************/
static NTSTATUS samr_make_dom_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size)
{
extern DOM_SID global_sid_World;
DOM_SID adm_sid;
DOM_SID act_sid;
SEC_ACE ace[3];
SEC_ACCESS mask;
SEC_ACL *psa = NULL;
sid_copy(&adm_sid, &global_sid_Builtin);
sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS);
sid_copy(&act_sid, &global_sid_Builtin);
sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS);
/*basic access for every one*/
init_sec_access(&mask, GENERIC_RIGHTS_DOMAIN_EXECUTE | GENERIC_RIGHTS_DOMAIN_READ);
init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
/*full access for builtin aliases Administrators and Account Operators*/
init_sec_access(&mask, GENERIC_RIGHTS_DOMAIN_ALL_ACCESS);
init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL)
return NT_STATUS_NO_MEMORY;
if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL)
return NT_STATUS_NO_MEMORY;
return NT_STATUS_OK;
}
/*******************************************************************
samr_make_usr_obj_sd
********************************************************************/
static NTSTATUS samr_make_usr_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size, DOM_SID *usr_sid)
{
extern DOM_SID global_sid_World;
DOM_SID adm_sid;
DOM_SID act_sid;
SEC_ACE ace[4];
SEC_ACCESS mask;
SEC_ACL *psa = NULL;
sid_copy(&adm_sid, &global_sid_Builtin);
sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS);
sid_copy(&act_sid, &global_sid_Builtin);
sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS);
/*basic access for every one*/
init_sec_access(&mask, GENERIC_RIGHTS_USER_EXECUTE | GENERIC_RIGHTS_USER_READ);
init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
/*full access for builtin aliases Administrators and Account Operators*/
init_sec_access(&mask, GENERIC_RIGHTS_USER_ALL_ACCESS);
init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
/*extended access for the user*/
init_sec_access(&mask,READ_CONTROL_ACCESS | SA_RIGHT_USER_CHANGE_PASSWORD | SA_RIGHT_USER_SET_LOC_COM);
init_sec_ace(&ace[3], usr_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 4, ace)) == NULL)
return NT_STATUS_NO_MEMORY;
if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL)
return NT_STATUS_NO_MEMORY;
return NT_STATUS_OK;
}
/*******************************************************************
samr_make_grp_obj_sd
********************************************************************/
static NTSTATUS samr_make_grp_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size)
{
extern DOM_SID global_sid_World;
DOM_SID adm_sid;
DOM_SID act_sid;
SEC_ACE ace[3];
SEC_ACCESS mask;
SEC_ACL *psa = NULL;
sid_copy(&adm_sid, &global_sid_Builtin);
sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS);
sid_copy(&act_sid, &global_sid_Builtin);
sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS);
/*basic access for every one*/
init_sec_access(&mask, GENERIC_RIGHTS_GROUP_EXECUTE | GENERIC_RIGHTS_GROUP_READ);
init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
/*full access for builtin aliases Administrators and Account Operators*/
init_sec_access(&mask, GENERIC_RIGHTS_GROUP_ALL_ACCESS);
init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL)
return NT_STATUS_NO_MEMORY;
if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL)
return NT_STATUS_NO_MEMORY;
return NT_STATUS_OK;
}
/*******************************************************************
samr_make_ali_obj_sd
********************************************************************/
static NTSTATUS samr_make_ali_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size)
{
extern DOM_SID global_sid_World;
DOM_SID adm_sid;
DOM_SID act_sid;
SEC_ACE ace[3];
SEC_ACCESS mask;
SEC_ACL *psa = NULL;
sid_copy(&adm_sid, &global_sid_Builtin);
sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS);
sid_copy(&act_sid, &global_sid_Builtin);
sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS);
/*basic access for every one*/
init_sec_access(&mask, GENERIC_RIGHTS_ALIAS_EXECUTE | GENERIC_RIGHTS_ALIAS_READ);
init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
/*full access for builtin aliases Administrators and Account Operators*/
init_sec_access(&mask, GENERIC_RIGHTS_ALIAS_ALL_ACCESS);
init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL)
return NT_STATUS_NO_MEMORY;
if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL)
return NT_STATUS_NO_MEMORY;
return NT_STATUS_OK;
}
static BOOL get_lsa_policy_samr_sid(pipes_struct *p, POLICY_HND *pol, DOM_SID *sid, uint32 *acc_granted)
{
struct samr_info *info = NULL;
/* find the policy handle. open a policy on it. */
if (!find_policy_by_hnd(p, pol, (void **)&info))
return False;
if (!info)
return False;
*sid = info->sid;
*acc_granted = info->acc_granted;
return True;
}
/*******************************************************************
_samr_set_sec_obj
********************************************************************/
NTSTATUS _samr_set_sec_obj(pipes_struct *p, SAMR_Q_SET_SEC_OBJ *q_u, SAMR_R_SET_SEC_OBJ *r_u)
{
DEBUG(0,("_samr_set_sec_obj: Not yet implemented!\n"));
return NT_STATUS_NOT_IMPLEMENTED;
}
/*******************************************************************
_samr_query_sec_obj
********************************************************************/
NTSTATUS _samr_query_sec_obj(pipes_struct *p, SAMR_Q_QUERY_SEC_OBJ *q_u, SAMR_R_QUERY_SEC_OBJ *r_u)
{
DOM_SID pol_sid;
fstring str_sid;
SEC_DESC * psd = NULL;
size_t sd_size;
uint32 acc_granted;
r_u->status = NT_STATUS_OK;
/* Get the SID. */
if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &pol_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
DEBUG(10,("_samr_query_sec_obj: querying security on SID: %s\n", sid_to_string(str_sid, &pol_sid)));
/* Check what typ of SID is beeing queried (e.g Domain SID, User SID, Group SID) */
/* To query the security of the SAM it self an invalid SID with S-0-0 is passed to this function */
if (pol_sid.sid_rev_num == 0)
{
DEBUG(5,("_samr_query_sec_obj: querying security on SAM\n"));
r_u->status = samr_make_sam_obj_sd(p->mem_ctx, &psd, &sd_size);
}
else if (sid_equal(&pol_sid,get_global_sam_sid())) /* check if it is our domain SID */
{
DEBUG(5,("_samr_query_sec_obj: querying security on Domain with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
r_u->status = samr_make_dom_obj_sd(p->mem_ctx, &psd, &sd_size);
}
else if (sid_equal(&pol_sid,&global_sid_Builtin)) /* check if it is the Builtin Domain */
{
/* TODO: Builtin probably needs a different SD with restricted write access*/
DEBUG(5,("_samr_query_sec_obj: querying security on Builtin Domain with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
r_u->status = samr_make_dom_obj_sd(p->mem_ctx, &psd, &sd_size);
}
else if (sid_check_is_in_our_domain(&pol_sid) ||
sid_check_is_in_builtin(&pol_sid))
{
/* TODO: different SDs have to be generated for aliases groups and users.
Currently all three get a default user SD */
DEBUG(10,("_samr_query_sec_obj: querying security on Object with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
r_u->status = samr_make_usr_obj_sd(p->mem_ctx, &psd,&sd_size, &pol_sid);
}
else return NT_STATUS_OBJECT_TYPE_MISMATCH;
if ((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
return NT_STATUS_NO_MEMORY;
if (NT_STATUS_IS_OK(r_u->status))
r_u->ptr = 1;
return r_u->status;
}
/*******************************************************************
makes a SAM_ENTRY / UNISTR2* structure from a user list.
********************************************************************/
static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp, UNISTR2 **uni_name_pp,
uint32 num_entries, uint32 start_idx, DISP_USER_INFO *disp_user_info,
DOM_SID *domain_sid)
{
uint32 i;
SAM_ENTRY *sam;
UNISTR2 *uni_name;
SAM_ACCOUNT *pwd = NULL;
UNISTR2 uni_temp_name;
const char *temp_name;
const DOM_SID *user_sid;
uint32 user_rid;
fstring user_sid_string;
fstring domain_sid_string;
*sam_pp = NULL;
*uni_name_pp = NULL;
if (num_entries == 0)
return NT_STATUS_OK;
sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_entries);
uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_entries);
if (sam == NULL || uni_name == NULL) {
DEBUG(0, ("make_user_sam_entry_list: talloc_zero failed!\n"));
return NT_STATUS_NO_MEMORY;
}
for (i = 0; i < num_entries; i++) {
pwd = disp_user_info[i+start_idx].sam;
temp_name = pdb_get_username(pwd);
init_unistr2(&uni_temp_name, temp_name, strlen(temp_name)+1);
user_sid = pdb_get_user_sid(pwd);
if (!sid_peek_check_rid(domain_sid, user_sid, &user_rid)) {
DEBUG(0, ("make_user_sam_entry_list: User %s has SID %s, which conflicts with "
"the domain sid %s. Failing operation.\n",
temp_name,
sid_to_string(user_sid_string, user_sid),
sid_to_string(domain_sid_string, domain_sid)));
return NT_STATUS_UNSUCCESSFUL;
}
init_sam_entry(&sam[i], uni_temp_name.uni_str_len, user_rid);
copy_unistr2(&uni_name[i], &uni_temp_name);
}
*sam_pp = sam;
*uni_name_pp = uni_name;
return NT_STATUS_OK;
}
/*******************************************************************
samr_reply_enum_dom_users
********************************************************************/
NTSTATUS _samr_enum_dom_users(pipes_struct *p, SAMR_Q_ENUM_DOM_USERS *q_u,
SAMR_R_ENUM_DOM_USERS *r_u)
{
struct samr_info *info = NULL;
uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
int num_account;
uint32 enum_context=q_u->start_idx;
uint32 max_size=q_u->max_size;
uint32 temp_size;
enum remote_arch_types ra_type = get_remote_arch();
int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
uint32 max_entries = max_sam_entries;
DOM_SID domain_sid;
r_u->status = NT_STATUS_OK;
/* find the policy handle. open a policy on it. */
if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
return NT_STATUS_INVALID_HANDLE;
domain_sid = info->sid;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted,
SA_RIGHT_DOMAIN_ENUM_ACCOUNTS,
"_samr_enum_dom_users"))) {
return r_u->status;
}
DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__));
become_root();
r_u->status=load_sampwd_entries(info, q_u->acb_mask, False);
unbecome_root();
if (!NT_STATUS_IS_OK(r_u->status))
return r_u->status;
num_account = info->disp_info.num_user_account;
if (enum_context > num_account) {
DEBUG(5, ("_samr_enum_dom_users: enumeration handle over total entries\n"));
return NT_STATUS_OK;
}
/* verify we won't overflow */
if (max_entries > num_account-enum_context) {
max_entries = num_account-enum_context;
DEBUG(5, ("_samr_enum_dom_users: only %d entries to return\n", max_entries));
}
/* calculate the size and limit on the number of entries we will return */
temp_size=max_entries*struct_size;
if (temp_size>max_size) {
max_entries=MIN((max_size/struct_size),max_entries);;
DEBUG(5, ("_samr_enum_dom_users: buffer size limits to only %d entries\n", max_entries));
}
/*
* Note from JRA. total_entries is not being used here. Currently if there is a
* large user base then it looks like NT will enumerate until get_sampwd_entries
* returns False due to num_entries being zero. This will cause an access denied
* return. I don't think this is right and needs further investigation. Note that
* this is also the same in the TNG code (I don't think that has been tested with
* a very large user list as MAX_SAM_ENTRIES is set to 600).
*
* I also think that one of the 'num_entries' return parameters is probably
* the "max entries" parameter - but in the TNG code they're all currently set to the same
* value (again I think this is wrong).
*/
r_u->status = make_user_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_acct_name,
max_entries, enum_context,
info->disp_info.disp_user_info,
&domain_sid);
if (!NT_STATUS_IS_OK(r_u->status))
return r_u->status;
if (enum_context+max_entries < num_account)
r_u->status = STATUS_MORE_ENTRIES;
DEBUG(5, ("_samr_enum_dom_users: %d\n", __LINE__));
init_samr_r_enum_dom_users(r_u, q_u->start_idx + max_entries, max_entries);
DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
makes a SAM_ENTRY / UNISTR2* structure from a group list.
********************************************************************/
static void make_group_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp, UNISTR2 **uni_name_pp,
uint32 num_sam_entries, DOMAIN_GRP *grp)
{
uint32 i;
SAM_ENTRY *sam;
UNISTR2 *uni_name;
*sam_pp = NULL;
*uni_name_pp = NULL;
if (num_sam_entries == 0)
return;
sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_sam_entries);
uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_sam_entries);
if (sam == NULL || uni_name == NULL) {
DEBUG(0, ("NULL pointers in SAMR_R_QUERY_DISPINFO\n"));
return;
}
for (i = 0; i < num_sam_entries; i++) {
/*
* JRA. I think this should include the null. TNG does not.
*/
int len = strlen(grp[i].name)+1;
init_sam_entry(&sam[i], len, grp[i].rid);
init_unistr2(&uni_name[i], grp[i].name, len);
}
*sam_pp = sam;
*uni_name_pp = uni_name;
}
/*******************************************************************
Get the group entries - similar to get_sampwd_entries().
********************************************************************/
static NTSTATUS get_group_alias_entries(TALLOC_CTX *ctx, DOMAIN_GRP **d_grp, DOM_SID *sid, uint32 start_idx,
uint32 *p_num_entries, uint32 max_entries)
{
fstring sid_str;
uint32 num_entries = 0;
int i;
GROUP_MAP smap;
GROUP_MAP *map = NULL;
sid_to_string(sid_str, sid);
DEBUG(5, ("get_group_alias_entries: enumerating aliases on SID: %s\n", sid_str));
*p_num_entries = 0;
/* well-known aliases */
if (sid_equal(sid, &global_sid_Builtin) && !lp_hide_local_users()) {
pdb_enum_group_mapping(SID_NAME_WKN_GRP, &map, (int *)&num_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV);
if (num_entries != 0) {
*d_grp=(DOMAIN_GRP *)talloc_zero(ctx, num_entries*sizeof(DOMAIN_GRP));
if (*d_grp==NULL)
return NT_STATUS_NO_MEMORY;
for(i=0; i<num_entries && i<max_entries; i++) {
fstrcpy((*d_grp)[i].name, map[i+start_idx].nt_name);
sid_split_rid(&map[i+start_idx].sid, &(*d_grp)[i].rid);
}
}
SAFE_FREE(map);
} else if (sid_equal(sid, get_global_sam_sid()) && !lp_hide_local_users()) {
struct sys_grent *glist;
struct sys_grent *grp;
struct passwd *pw;
gid_t winbind_gid_low, winbind_gid_high;
BOOL winbind_groups_exist = lp_winbind_gid(&winbind_gid_low, &winbind_gid_high);
/* local aliases */
/* we return the UNIX groups here. This seems to be the right */
/* thing to do, since NT member servers return their local */
/* groups in the same situation. */
/* use getgrent_list() to retrieve the list of groups to avoid
* problems with getgrent possible infinite loop by internal
* libc grent structures overwrites by called functions */
grp = glist = getgrent_list();
if (grp == NULL)
return NT_STATUS_NO_MEMORY;
for (; (num_entries < max_entries) && (grp != NULL); grp = grp->next) {
uint32 trid;
if(!pdb_getgrgid(&smap, grp->gr_gid, MAPPING_WITHOUT_PRIV))
continue;
if (smap.sid_name_use!=SID_NAME_ALIAS) {
continue;
}
sid_split_rid(&smap.sid, &trid);
if (!sid_equal(sid, &smap.sid))
continue;
/* Don't return winbind groups as they are not local! */
if (winbind_groups_exist && (grp->gr_gid >= winbind_gid_low)&&(grp->gr_gid <= winbind_gid_high)) {
DEBUG(10,("get_group_alias_entries: not returing %s, not local.\n", smap.nt_name ));
continue;
}
/* Don't return user private groups... */
if ((pw = Get_Pwnam(smap.nt_name)) != 0) {
DEBUG(10,("get_group_alias_entries: not returing %s, clashes with user.\n", smap.nt_name ));
continue;
}
for( i = 0; i < num_entries; i++)
if ( (*d_grp)[i].rid == trid )
break;
if ( i < num_entries ) {
continue; /* rid was there, dup! */
}
/* JRA - added this for large group db enumeration... */
if (start_idx > 0) {
/* skip the requested number of entries.
not very efficient, but hey...
*/
start_idx--;
continue;
}
*d_grp=talloc_realloc(ctx,*d_grp, (num_entries+1)*sizeof(DOMAIN_GRP));
if (*d_grp==NULL) {
grent_free(glist);
return NT_STATUS_NO_MEMORY;
}
fstrcpy((*d_grp)[num_entries].name, smap.nt_name);
(*d_grp)[num_entries].rid = trid;
num_entries++;
DEBUG(10,("get_group_alias_entries: added entry %d, rid:%d\n", num_entries, trid));
}
grent_free(glist);
}
*p_num_entries = num_entries;
DEBUG(10,("get_group_alias_entries: returning %d entries\n", *p_num_entries));
if (num_entries >= max_entries)
return STATUS_MORE_ENTRIES;
return NT_STATUS_OK;
}
/*******************************************************************
Get the group entries - similar to get_sampwd_entries().
********************************************************************/
static NTSTATUS get_group_domain_entries(TALLOC_CTX *ctx, DOMAIN_GRP **d_grp, DOM_SID *sid, uint32 start_idx,
uint32 *p_num_entries, uint32 max_entries)
{
GROUP_MAP *map=NULL;
int i;
uint32 group_entries = 0;
uint32 num_entries = 0;
*p_num_entries = 0;
pdb_enum_group_mapping(SID_NAME_DOM_GRP, &map, (int *)&group_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV);
num_entries=group_entries-start_idx;
/* limit the number of entries */
if (num_entries>max_entries) {
DEBUG(5,("Limiting to %d entries\n", max_entries));
num_entries=max_entries;
}
*d_grp=(DOMAIN_GRP *)talloc_zero(ctx, num_entries*sizeof(DOMAIN_GRP));
if (num_entries!=0 && *d_grp==NULL){
SAFE_FREE(map);
return NT_STATUS_NO_MEMORY;
}
for (i=0; i<num_entries; i++) {
fstrcpy((*d_grp)[i].name, map[i+start_idx].nt_name);
fstrcpy((*d_grp)[i].comment, map[i+start_idx].comment);
sid_split_rid(&map[i+start_idx].sid, &(*d_grp)[i].rid);
(*d_grp)[i].attr=SID_NAME_DOM_GRP;
}
SAFE_FREE(map);
*p_num_entries = num_entries;
return NT_STATUS_OK;
}
/*******************************************************************
samr_reply_enum_dom_groups
********************************************************************/
NTSTATUS _samr_enum_dom_groups(pipes_struct *p, SAMR_Q_ENUM_DOM_GROUPS *q_u, SAMR_R_ENUM_DOM_GROUPS *r_u)
{
DOMAIN_GRP *grp=NULL;
uint32 num_entries;
DOM_SID sid;
uint32 acc_granted;
r_u->status = NT_STATUS_OK;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_ENUM_ACCOUNTS, "_samr_enum_dom_groups"))) {
return r_u->status;
}
DEBUG(5,("samr_reply_enum_dom_groups: %d\n", __LINE__));
/* the domain group array is being allocated in the function below */
if (!NT_STATUS_IS_OK(r_u->status = get_group_domain_entries(p->mem_ctx, &grp, &sid, q_u->start_idx, &num_entries, MAX_SAM_ENTRIES))) {
return r_u->status;
}
make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name, num_entries, grp);
init_samr_r_enum_dom_groups(r_u, q_u->start_idx, num_entries);
DEBUG(5,("samr_enum_dom_groups: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
samr_reply_enum_dom_aliases
********************************************************************/
NTSTATUS _samr_enum_dom_aliases(pipes_struct *p, SAMR_Q_ENUM_DOM_ALIASES *q_u, SAMR_R_ENUM_DOM_ALIASES *r_u)
{
DOMAIN_GRP *grp=NULL;
uint32 num_entries = 0;
fstring sid_str;
DOM_SID sid;
NTSTATUS status;
uint32 acc_granted;
r_u->status = NT_STATUS_OK;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_ENUM_ACCOUNTS, "_samr_enum_dom_aliases"))) {
return r_u->status;
}
sid_to_string(sid_str, &sid);
DEBUG(5,("samr_reply_enum_dom_aliases: sid %s\n", sid_str));
status = get_group_alias_entries(p->mem_ctx, &grp, &sid, q_u->start_idx,
&num_entries, MAX_SAM_ENTRIES);
if (NT_STATUS_IS_ERR(status)) return status;
make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name, num_entries, grp);
/*safe_free(grp);*/
init_samr_r_enum_dom_aliases(r_u, q_u->start_idx + num_entries, num_entries);
DEBUG(5,("samr_enum_dom_aliases: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
samr_reply_query_dispinfo
********************************************************************/
NTSTATUS _samr_query_dispinfo(pipes_struct *p, SAMR_Q_QUERY_DISPINFO *q_u,
SAMR_R_QUERY_DISPINFO *r_u)
{
struct samr_info *info = NULL;
uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
uint32 max_entries=q_u->max_entries;
uint32 enum_context=q_u->start_idx;
uint32 max_size=q_u->max_size;
SAM_DISPINFO_CTR *ctr;
uint32 temp_size=0, total_data_size=0;
NTSTATUS disp_ret;
uint32 num_account = 0;
enum remote_arch_types ra_type = get_remote_arch();
int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
DOM_SID domain_sid;
DEBUG(5, ("samr_reply_query_dispinfo: %d\n", __LINE__));
r_u->status = NT_STATUS_OK;
/* find the policy handle. open a policy on it. */
if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)&info))
return NT_STATUS_INVALID_HANDLE;
domain_sid = info->sid;
/*
* calculate how many entries we will return.
* based on
* - the number of entries the client asked
* - our limit on that
* - the starting point (enumeration context)
* - the buffer size the client will accept
*/
/*
* We are a lot more like W2K. Instead of reading the SAM
* each time to find the records we need to send back,
* we read it once and link that copy to the sam handle.
* For large user list (over the MAX_SAM_ENTRIES)
* it's a definitive win.
* second point to notice: between enumerations
* our sam is now the same as it's a snapshoot.
* third point: got rid of the static SAM_USER_21 struct
* no more intermediate.
* con: it uses much more memory, as a full copy is stored
* in memory.
*
* If you want to change it, think twice and think
* of the second point , that's really important.
*
* JFM, 12/20/2001
*/
/* Get what we need from the password database */
switch (q_u->switch_level) {
case 0x1:
case 0x2:
case 0x4:
become_root();
/* Level 2 is for all machines, otherwise only 'normal' users */
r_u->status=load_sampwd_entries(info, ACB_NORMAL, q_u->switch_level==2);
unbecome_root();
if (!NT_STATUS_IS_OK(r_u->status)) {
DEBUG(5, ("_samr_query_dispinfo: load_sampwd_entries failed\n"));
return r_u->status;
}
num_account = info->disp_info.num_user_account;
break;
case 0x3:
case 0x5:
r_u->status = load_group_domain_entries(info, &info->sid);
if (!NT_STATUS_IS_OK(r_u->status))
return r_u->status;
num_account = info->disp_info.num_group_account;
break;
default:
DEBUG(0,("_samr_query_dispinfo: Unknown info level (%u)\n", (unsigned int)q_u->switch_level ));
return NT_STATUS_INVALID_INFO_CLASS;
}
/* first limit the number of entries we will return */
if(max_entries > max_sam_entries) {
DEBUG(5, ("samr_reply_query_dispinfo: client requested %d entries, limiting to %d\n", max_entries, max_sam_entries));
max_entries = max_sam_entries;
}
if (enum_context > num_account) {
DEBUG(5, ("samr_reply_query_dispinfo: enumeration handle over total entries\n"));
return NT_STATUS_NO_MORE_ENTRIES;
}
/* verify we won't overflow */
if (max_entries > num_account-enum_context) {
max_entries = num_account-enum_context;
DEBUG(5, ("samr_reply_query_dispinfo: only %d entries to return\n", max_entries));
}
/* calculate the size and limit on the number of entries we will return */
temp_size=max_entries*struct_size;
if (temp_size>max_size) {
max_entries=MIN((max_size/struct_size),max_entries);;
DEBUG(5, ("samr_reply_query_dispinfo: buffer size limits to only %d entries\n", max_entries));
}
if (!(ctr = (SAM_DISPINFO_CTR *)talloc_zero(p->mem_ctx,sizeof(SAM_DISPINFO_CTR))))
return NT_STATUS_NO_MEMORY;
ZERO_STRUCTP(ctr);
/* Now create reply structure */
switch (q_u->switch_level) {
case 0x1:
if (max_entries) {
if (!(ctr->sam.info1 = (SAM_DISPINFO_1 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_1))))
return NT_STATUS_NO_MEMORY;
}
disp_ret = init_sam_dispinfo_1(p->mem_ctx, ctr->sam.info1, max_entries, enum_context,
info->disp_info.disp_user_info, &domain_sid);
if (!NT_STATUS_IS_OK(disp_ret))
return disp_ret;
break;
case 0x2:
if (max_entries) {
if (!(ctr->sam.info2 = (SAM_DISPINFO_2 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_2))))
return NT_STATUS_NO_MEMORY;
}
disp_ret = init_sam_dispinfo_2(p->mem_ctx, ctr->sam.info2, max_entries, enum_context,
info->disp_info.disp_user_info, &domain_sid);
if (!NT_STATUS_IS_OK(disp_ret))
return disp_ret;
break;
case 0x3:
if (max_entries) {
if (!(ctr->sam.info3 = (SAM_DISPINFO_3 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_3))))
return NT_STATUS_NO_MEMORY;
}
disp_ret = init_sam_dispinfo_3(p->mem_ctx, ctr->sam.info3, max_entries, enum_context, info->disp_info.disp_group_info);
if (!NT_STATUS_IS_OK(disp_ret))
return disp_ret;
break;
case 0x4:
if (max_entries) {
if (!(ctr->sam.info4 = (SAM_DISPINFO_4 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_4))))
return NT_STATUS_NO_MEMORY;
}
disp_ret = init_sam_dispinfo_4(p->mem_ctx, ctr->sam.info4, max_entries, enum_context, info->disp_info.disp_user_info);
if (!NT_STATUS_IS_OK(disp_ret))
return disp_ret;
break;
case 0x5:
if (max_entries) {
if (!(ctr->sam.info5 = (SAM_DISPINFO_5 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_5))))
return NT_STATUS_NO_MEMORY;
}
disp_ret = init_sam_dispinfo_5(p->mem_ctx, ctr->sam.info5, max_entries, enum_context, info->disp_info.disp_group_info);
if (!NT_STATUS_IS_OK(disp_ret))
return disp_ret;
break;
default:
ctr->sam.info = NULL;
return NT_STATUS_INVALID_INFO_CLASS;
}
/* calculate the total size */
total_data_size=num_account*struct_size;
if (enum_context+max_entries < num_account)
r_u->status = STATUS_MORE_ENTRIES;
DEBUG(5, ("_samr_query_dispinfo: %d\n", __LINE__));
init_samr_r_query_dispinfo(r_u, max_entries, total_data_size, temp_size, q_u->switch_level, ctr, r_u->status);
return r_u->status;
}
/*******************************************************************
samr_reply_query_aliasinfo
********************************************************************/
NTSTATUS _samr_query_aliasinfo(pipes_struct *p, SAMR_Q_QUERY_ALIASINFO *q_u, SAMR_R_QUERY_ALIASINFO *r_u)
{
DOM_SID sid;
GROUP_MAP map;
uint32 acc_granted;
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__));
/* find the policy handle. open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_LOOKUP_INFO, "_samr_query_aliasinfo"))) {
return r_u->status;
}
if (!sid_check_is_in_our_domain(&sid) &&
!sid_check_is_in_builtin(&sid))
return NT_STATUS_OBJECT_TYPE_MISMATCH;
if (!pdb_getgrsid(&map, sid, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_ALIAS;
switch (q_u->switch_level) {
case 1:
r_u->ptr = 1;
r_u->ctr.switch_value1 = 1;
init_samr_alias_info1(&r_u->ctr.alias.info1, map.nt_name, 1, map.comment);
break;
case 3:
r_u->ptr = 1;
r_u->ctr.switch_value1 = 3;
init_samr_alias_info3(&r_u->ctr.alias.info3, map.comment);
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__));
return r_u->status;
}
#if 0
/*******************************************************************
samr_reply_lookup_ids
********************************************************************/
uint32 _samr_lookup_ids(pipes_struct *p, SAMR_Q_LOOKUP_IDS *q_u, SAMR_R_LOOKUP_IDS *r_u)
{
uint32 rid[MAX_SAM_ENTRIES];
int num_rids = q_u->num_sids1;
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__));
if (num_rids > MAX_SAM_ENTRIES) {
num_rids = MAX_SAM_ENTRIES;
DEBUG(5,("_samr_lookup_ids: truncating entries to %d\n", num_rids));
}
#if 0
int i;
SMB_ASSERT_ARRAY(q_u->uni_user_name, num_rids);
for (i = 0; i < num_rids && status == 0; i++)
{
struct sam_passwd *sam_pass;
fstring user_name;
fstrcpy(user_name, unistrn2(q_u->uni_user_name[i].buffer,
q_u->uni_user_name[i].uni_str_len));
/* find the user account */
become_root();
sam_pass = get_smb21pwd_entry(user_name, 0);
unbecome_root();
if (sam_pass == NULL)
{
status = 0xC0000000 | NT_STATUS_NO_SUCH_USER;
rid[i] = 0;
}
else
{
rid[i] = sam_pass->user_rid;
}
}
#endif
num_rids = 1;
rid[0] = BUILTIN_ALIAS_RID_USERS;
init_samr_r_lookup_ids(&r_u, num_rids, rid, NT_STATUS_OK);
DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__));
return r_u->status;
}
#endif
/*******************************************************************
_samr_lookup_names
********************************************************************/
NTSTATUS _samr_lookup_names(pipes_struct *p, SAMR_Q_LOOKUP_NAMES *q_u, SAMR_R_LOOKUP_NAMES *r_u)
{
uint32 rid[MAX_SAM_ENTRIES];
uint32 local_rid;
enum SID_NAME_USE type[MAX_SAM_ENTRIES];
enum SID_NAME_USE local_type;
int i;
int num_rids = q_u->num_names2;
DOM_SID pol_sid;
fstring sid_str;
uint32 acc_granted;
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_lookup_names: %d\n", __LINE__));
ZERO_ARRAY(rid);
ZERO_ARRAY(type);
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted)) {
init_samr_r_lookup_names(p->mem_ctx, r_u, 0, NULL, NULL, NT_STATUS_OBJECT_TYPE_MISMATCH);
return r_u->status;
}
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, 0, "_samr_lookup_names"))) { /* Don't know the acc_bits yet */
return r_u->status;
}
if (num_rids > MAX_SAM_ENTRIES) {
num_rids = MAX_SAM_ENTRIES;
DEBUG(5,("_samr_lookup_names: truncating entries to %d\n", num_rids));
}
DEBUG(5,("_samr_lookup_names: looking name on SID %s\n", sid_to_string(sid_str, &pol_sid)));
become_root(); /* local_lookup_name can require root privs */
for (i = 0; i < num_rids; i++) {
fstring name;
DOM_SID sid;
r_u->status = NT_STATUS_NONE_MAPPED;
rid [i] = 0xffffffff;
type[i] = SID_NAME_UNKNOWN;
rpcstr_pull(name, q_u->uni_name[i].buffer, sizeof(name), q_u->uni_name[i].uni_str_len*2, 0);
/*
* we are only looking for a name
* the SID we get back can be outside
* the scope of the pol_sid
*
* in clear: it prevents to reply to domain\group: yes
* when only builtin\group exists.
*
* a cleaner code is to add the sid of the domain we're looking in
* to the local_lookup_name function.
*/
if(local_lookup_name(name, &sid, &local_type)) {
sid_split_rid(&sid, &local_rid);
if (sid_equal(&sid, &pol_sid)) {
rid[i]=local_rid;
type[i]=local_type;
r_u->status = NT_STATUS_OK;
}
}
}
unbecome_root();
init_samr_r_lookup_names(p->mem_ctx, r_u, num_rids, rid, (uint32 *)type, r_u->status);
DEBUG(5,("_samr_lookup_names: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
_samr_chgpasswd_user
********************************************************************/
NTSTATUS _samr_chgpasswd_user(pipes_struct *p, SAMR_Q_CHGPASSWD_USER *q_u, SAMR_R_CHGPASSWD_USER *r_u)
{
fstring user_name;
fstring wks;
DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__));
r_u->status = NT_STATUS_OK;
rpcstr_pull(user_name, q_u->uni_user_name.buffer, sizeof(user_name), q_u->uni_user_name.uni_str_len*2, 0);
rpcstr_pull(wks, q_u->uni_dest_host.buffer, sizeof(wks), q_u->uni_dest_host.uni_str_len*2,0);
DEBUG(5,("samr_chgpasswd_user: user: %s wks: %s\n", user_name, wks));
/*
* Pass the user through the NT -> unix user mapping
* function.
*/
(void)map_username(user_name);
/*
* UNIX username case mangling not required, pass_oem_change
* is case insensitive.
*/
if (!pass_oem_change(user_name, q_u->lm_newpass.pass, q_u->lm_oldhash.hash,
q_u->nt_newpass.pass, q_u->nt_oldhash.hash))
r_u->status = NT_STATUS_WRONG_PASSWORD;
init_samr_r_chgpasswd_user(r_u, r_u->status);
DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
makes a SAMR_R_LOOKUP_RIDS structure.
********************************************************************/
static BOOL make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names, fstring names[],
UNIHDR **pp_hdr_name, UNISTR2 **pp_uni_name)
{
uint32 i;
UNIHDR *hdr_name=NULL;
UNISTR2 *uni_name=NULL;
*pp_uni_name = NULL;
*pp_hdr_name = NULL;
if (num_names != 0) {
hdr_name = (UNIHDR *)talloc_zero(ctx, sizeof(UNIHDR)*num_names);
if (hdr_name == NULL)
return False;
uni_name = (UNISTR2 *)talloc_zero(ctx,sizeof(UNISTR2)*num_names);
if (uni_name == NULL)
return False;
}
for (i = 0; i < num_names; i++) {
int len = names[i] != NULL ? strlen(names[i]) : 0;
DEBUG(10, ("names[%d]:%s\n", i, names[i]));
init_uni_hdr(&hdr_name[i], len);
init_unistr2(&uni_name[i], names[i], len);
}
*pp_uni_name = uni_name;
*pp_hdr_name = hdr_name;
return True;
}
/*******************************************************************
_samr_lookup_rids
********************************************************************/
NTSTATUS _samr_lookup_rids(pipes_struct *p, SAMR_Q_LOOKUP_RIDS *q_u, SAMR_R_LOOKUP_RIDS *r_u)
{
fstring group_names[MAX_SAM_ENTRIES];
uint32 *group_attrs = NULL;
UNIHDR *hdr_name = NULL;
UNISTR2 *uni_name = NULL;
DOM_SID pol_sid;
int num_rids = q_u->num_rids1;
int i;
uint32 acc_granted;
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__));
/* find the policy handle. open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (num_rids > MAX_SAM_ENTRIES) {
num_rids = MAX_SAM_ENTRIES;
DEBUG(5,("_samr_lookup_rids: truncating entries to %d\n", num_rids));
}
if (num_rids) {
if ((group_attrs = (uint32 *)talloc_zero(p->mem_ctx, num_rids * sizeof(uint32))) == NULL)
return NT_STATUS_NO_MEMORY;
}
r_u->status = NT_STATUS_NONE_MAPPED;
become_root(); /* lookup_sid can require root privs */
for (i = 0; i < num_rids; i++) {
fstring tmpname;
fstring domname;
DOM_SID sid;
enum SID_NAME_USE type;
group_attrs[i] = SID_NAME_UNKNOWN;
*group_names[i] = '\0';
if (sid_equal(&pol_sid, get_global_sam_sid())) {
sid_copy(&sid, &pol_sid);
sid_append_rid(&sid, q_u->rid[i]);
if (lookup_sid(&sid, domname, tmpname, &type)) {
r_u->status = NT_STATUS_OK;
group_attrs[i] = (uint32)type;
fstrcpy(group_names[i],tmpname);
DEBUG(5,("_samr_lookup_rids: %s:%d\n", group_names[i], group_attrs[i]));
}
}
}
unbecome_root();
if(!make_samr_lookup_rids(p->mem_ctx, num_rids, group_names, &hdr_name, &uni_name))
return NT_STATUS_NO_MEMORY;
init_samr_r_lookup_rids(r_u, num_rids, hdr_name, uni_name, group_attrs);
DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
_api_samr_open_user. Safe - gives out no passwd info.
********************************************************************/
NTSTATUS _api_samr_open_user(pipes_struct *p, SAMR_Q_OPEN_USER *q_u, SAMR_R_OPEN_USER *r_u)
{
SAM_ACCOUNT *sampass=NULL;
DOM_SID sid;
POLICY_HND domain_pol = q_u->domain_pol;
POLICY_HND *user_pol = &r_u->user_pol;
struct samr_info *info = NULL;
SEC_DESC *psd = NULL;
uint32 acc_granted;
uint32 des_access = q_u->access_mask;
size_t sd_size;
BOOL ret;
NTSTATUS nt_status;
r_u->status = NT_STATUS_OK;
/* find the domain policy handle and get domain SID / access bits in the domain policy. */
if (!get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(nt_status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_user"))) {
return nt_status;
}
nt_status = pdb_init_sam_talloc(p->mem_ctx, &sampass);
if (!NT_STATUS_IS_OK(nt_status)) {
return nt_status;
}
/* append the user's RID to it */
if (!sid_append_rid(&sid, q_u->user_rid))
return NT_STATUS_NO_SUCH_USER;
/* check if access can be granted as requested by client. */
samr_make_usr_obj_sd(p->mem_ctx, &psd, &sd_size, &sid);
se_map_generic(&des_access, &usr_generic_mapping);
if (!NT_STATUS_IS_OK(nt_status =
access_check_samr_object(psd, p->pipe_user.nt_user_token,
des_access, &acc_granted, "_samr_open_user"))) {
return nt_status;
}
become_root();
ret=pdb_getsampwsid(sampass, &sid);
unbecome_root();
/* check that the SID exists in our domain. */
if (ret == False) {
return NT_STATUS_NO_SUCH_USER;
}
pdb_free_sam(&sampass);
/* associate the user's SID and access bits with the new handle. */
if ((info = get_samr_info_by_sid(&sid)) == NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = acc_granted;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
return r_u->status;
}
/*************************************************************************
get_user_info_10. Safe. Only gives out acb bits.
*************************************************************************/
static NTSTATUS get_user_info_10(TALLOC_CTX *mem_ctx, SAM_USER_INFO_10 *id10, DOM_SID *user_sid)
{
SAM_ACCOUNT *smbpass=NULL;
BOOL ret;
NTSTATUS nt_status;
nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass);
if (!NT_STATUS_IS_OK(nt_status)) {
return nt_status;
}
become_root();
ret = pdb_getsampwsid(smbpass, user_sid);
unbecome_root();
if (ret==False) {
DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
return NT_STATUS_NO_SUCH_USER;
}
DEBUG(3,("User:[%s]\n", pdb_get_username(smbpass) ));
ZERO_STRUCTP(id10);
init_sam_user_info10(id10, pdb_get_acct_ctrl(smbpass) );
pdb_free_sam(&smbpass);
return NT_STATUS_OK;
}
/*************************************************************************
get_user_info_12. OK - this is the killer as it gives out password info.
Ensure that this is only allowed on an encrypted connection with a root
user. JRA.
*************************************************************************/
static NTSTATUS get_user_info_12(pipes_struct *p, TALLOC_CTX *mem_ctx, SAM_USER_INFO_12 * id12, DOM_SID *user_sid)
{
SAM_ACCOUNT *smbpass=NULL;
BOOL ret;
NTSTATUS nt_status;
if (!p->ntlmssp_auth_validated)
return NT_STATUS_ACCESS_DENIED;
if (!(p->ntlmssp_chal_flags & NTLMSSP_NEGOTIATE_SIGN) || !(p->ntlmssp_chal_flags & NTLMSSP_NEGOTIATE_SEAL))
return NT_STATUS_ACCESS_DENIED;
/*
* Do *NOT* do become_root()/unbecome_root() here ! JRA.
*/
nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass);
if (!NT_STATUS_IS_OK(nt_status)) {
return nt_status;
}
ret = pdb_getsampwsid(smbpass, user_sid);
if (ret == False) {
DEBUG(4, ("User %s not found\n", sid_string_static(user_sid)));
pdb_free_sam(&smbpass);
return (geteuid() == (uid_t)0) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED;
}
DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) ));
if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) {
pdb_free_sam(&smbpass);
return NT_STATUS_ACCOUNT_DISABLED;
}
ZERO_STRUCTP(id12);
init_sam_user_info12(id12, pdb_get_lanman_passwd(smbpass), pdb_get_nt_passwd(smbpass));
pdb_free_sam(&smbpass);
return NT_STATUS_OK;
}
/*************************************************************************
get_user_info_20
*************************************************************************/
static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx, SAM_USER_INFO_20 *id20, DOM_SID *user_sid)
{
SAM_ACCOUNT *sampass=NULL;
BOOL ret;
pdb_init_sam_talloc(mem_ctx, &sampass);
become_root();
ret = pdb_getsampwsid(sampass, user_sid);
unbecome_root();
if (ret == False) {
DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
return NT_STATUS_NO_SUCH_USER;
}
samr_clear_sam_passwd(sampass);
DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
ZERO_STRUCTP(id20);
init_sam_user_info20A(id20, sampass);
pdb_free_sam(&sampass);
return NT_STATUS_OK;
}
/*************************************************************************
get_user_info_21
*************************************************************************/
static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx, SAM_USER_INFO_21 *id21,
DOM_SID *user_sid, DOM_SID *domain_sid)
{
SAM_ACCOUNT *sampass=NULL;
BOOL ret;
NTSTATUS nt_status;
nt_status = pdb_init_sam_talloc(mem_ctx, &sampass);
if (!NT_STATUS_IS_OK(nt_status)) {
return nt_status;
}
become_root();
ret = pdb_getsampwsid(sampass, user_sid);
unbecome_root();
if (ret == False) {
DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
return NT_STATUS_NO_SUCH_USER;
}
samr_clear_sam_passwd(sampass);
DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
ZERO_STRUCTP(id21);
nt_status = init_sam_user_info21A(id21, sampass, domain_sid);
pdb_free_sam(&sampass);
return NT_STATUS_OK;
}
/*******************************************************************
_samr_query_userinfo
********************************************************************/
NTSTATUS _samr_query_userinfo(pipes_struct *p, SAMR_Q_QUERY_USERINFO *q_u, SAMR_R_QUERY_USERINFO *r_u)
{
SAM_USERINFO_CTR *ctr;
struct samr_info *info = NULL;
DOM_SID domain_sid;
uint32 rid;
r_u->status=NT_STATUS_OK;
/* search for the handle */
if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
return NT_STATUS_INVALID_HANDLE;
domain_sid = info->sid;
sid_split_rid(&domain_sid, &rid);
if (!sid_check_is_in_our_domain(&info->sid))
return NT_STATUS_OBJECT_TYPE_MISMATCH;
DEBUG(5,("_samr_query_userinfo: sid:%s\n", sid_string_static(&info->sid)));
ctr = (SAM_USERINFO_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_USERINFO_CTR));
if (!ctr)
return NT_STATUS_NO_MEMORY;
ZERO_STRUCTP(ctr);
/* ok! user info levels (lots: see MSDEV help), off we go... */
ctr->switch_value = q_u->switch_value;
switch (q_u->switch_value) {
case 0x10:
ctr->info.id10 = (SAM_USER_INFO_10 *)talloc_zero(p->mem_ctx, sizeof(SAM_USER_INFO_10));
if (ctr->info.id10 == NULL)
return NT_STATUS_NO_MEMORY;
if (!NT_STATUS_IS_OK(r_u->status = get_user_info_10(p->mem_ctx, ctr->info.id10, &info->sid)))
return r_u->status;
break;
#if 0
/* whoops - got this wrong. i think. or don't understand what's happening. */
case 0x11:
{
NTTIME expire;
info = (void *)&id11;
expire.low = 0xffffffff;
expire.high = 0x7fffffff;
ctr->info.id = (SAM_USER_INFO_11 *)talloc_zero(p->mem_ctx,
sizeof
(*ctr->
info.
id11));
ZERO_STRUCTP(ctr->info.id11);
init_sam_user_info11(ctr->info.id11, &expire,
"BROOKFIELDS$", /* name */
0x03ef, /* user rid */
0x201, /* group rid */
0x0080); /* acb info */
break;
}
#endif
case 0x12:
ctr->info.id12 = (SAM_USER_INFO_12 *)talloc_zero(p->mem_ctx, sizeof(SAM_USER_INFO_12));
if (ctr->info.id12 == NULL)
return NT_STATUS_NO_MEMORY;
if (!NT_STATUS_IS_OK(r_u->status = get_user_info_12(p, p->mem_ctx, ctr->info.id12, &info->sid)))
return r_u->status;
break;
case 20:
ctr->info.id20 = (SAM_USER_INFO_20 *)talloc_zero(p->mem_ctx,sizeof(SAM_USER_INFO_20));
if (ctr->info.id20 == NULL)
return NT_STATUS_NO_MEMORY;
if (!NT_STATUS_IS_OK(r_u->status = get_user_info_20(p->mem_ctx, ctr->info.id20, &info->sid)))
return r_u->status;
break;
case 21:
ctr->info.id21 = (SAM_USER_INFO_21 *)talloc_zero(p->mem_ctx,sizeof(SAM_USER_INFO_21));
if (ctr->info.id21 == NULL)
return NT_STATUS_NO_MEMORY;
if (!NT_STATUS_IS_OK(r_u->status = get_user_info_21(p->mem_ctx, ctr->info.id21,
&info->sid, &domain_sid)))
return r_u->status;
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
init_samr_r_query_userinfo(r_u, ctr, r_u->status);
DEBUG(5,("_samr_query_userinfo: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
samr_reply_query_usergroups
********************************************************************/
NTSTATUS _samr_query_usergroups(pipes_struct *p, SAMR_Q_QUERY_USERGROUPS *q_u, SAMR_R_QUERY_USERGROUPS *r_u)
{
SAM_ACCOUNT *sam_pass=NULL;
DOM_SID sid;
DOM_GID *gids = NULL;
int num_groups = 0;
uint32 acc_granted;
BOOL ret;
/*
* from the SID in the request:
* we should send back the list of DOMAIN GROUPS
* the user is a member of
*
* and only the DOMAIN GROUPS
* no ALIASES !!! neither aliases of the domain
* nor aliases of the builtin SID
*
* JFM, 12/2/2001
*/
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__));
/* find the policy handle. open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_USER_GET_GROUPS, "_samr_query_usergroups"))) {
return r_u->status;
}
if (!sid_check_is_in_our_domain(&sid))
return NT_STATUS_OBJECT_TYPE_MISMATCH;
pdb_init_sam(&sam_pass);
become_root();
ret = pdb_getsampwsid(sam_pass, &sid);
unbecome_root();
if (ret == False) {
pdb_free_sam(&sam_pass);
return NT_STATUS_NO_SUCH_USER;
}
if(!get_domain_user_groups(p->mem_ctx, &num_groups, &gids, sam_pass)) {
pdb_free_sam(&sam_pass);
return NT_STATUS_NO_SUCH_GROUP;
}
/* construct the response. lkclXXXX: gids are not copied! */
init_samr_r_query_usergroups(r_u, num_groups, gids, r_u->status);
DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__));
pdb_free_sam(&sam_pass);
return r_u->status;
}
/*******************************************************************
_samr_query_dom_info
********************************************************************/
NTSTATUS _samr_query_dom_info(pipes_struct *p, SAMR_Q_QUERY_DOMAIN_INFO *q_u, SAMR_R_QUERY_DOMAIN_INFO *r_u)
{
struct samr_info *info = NULL;
SAM_UNK_CTR *ctr;
uint32 min_pass_len,pass_hist,flag;
time_t u_expire, u_min_age;
NTTIME nt_expire, nt_min_age;
time_t u_lock_duration, u_reset_time;
NTTIME nt_lock_duration, nt_reset_time;
uint32 lockout;
time_t u_logout;
NTTIME nt_logout;
uint32 account_policy_temp;
uint32 num_users=0, num_groups=0, num_aliases=0;
if ((ctr = (SAM_UNK_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_UNK_CTR))) == NULL)
return NT_STATUS_NO_MEMORY;
ZERO_STRUCTP(ctr);
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__));
/* find the policy handle. open a policy on it. */
if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)&info))
return NT_STATUS_INVALID_HANDLE;
switch (q_u->switch_value) {
case 0x01:
account_policy_get(AP_MIN_PASSWORD_LEN, &account_policy_temp);
min_pass_len = account_policy_temp;
account_policy_get(AP_PASSWORD_HISTORY, &account_policy_temp);
pass_hist = account_policy_temp;
account_policy_get(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp);
flag = account_policy_temp;
account_policy_get(AP_MAX_PASSWORD_AGE, &account_policy_temp);
u_expire = account_policy_temp;
account_policy_get(AP_MIN_PASSWORD_AGE, &account_policy_temp);
u_min_age = account_policy_temp;
unix_to_nt_time_abs(&nt_expire, u_expire);
unix_to_nt_time_abs(&nt_min_age, u_min_age);
init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist,
flag, nt_expire, nt_min_age);
break;
case 0x02:
become_root();
r_u->status=load_sampwd_entries(info, ACB_NORMAL, False);
unbecome_root();
if (!NT_STATUS_IS_OK(r_u->status)) {
DEBUG(5, ("_samr_query_dispinfo: load_sampwd_entries failed\n"));
return r_u->status;
}
num_users=info->disp_info.num_user_account;
free_samr_db(info);
r_u->status=load_group_domain_entries(info, get_global_sam_sid());
if (!NT_STATUS_IS_OK(r_u->status)) {
DEBUG(5, ("_samr_query_dispinfo: load_group_domain_entries failed\n"));
return r_u->status;
}
num_groups=info->disp_info.num_group_account;
free_samr_db(info);
/* The time call below is to get a sequence number for the sam. FIXME !!! JRA. */
init_unk_info2(&ctr->info.inf2, lp_workgroup(), global_myname(), (uint32) time(NULL),
num_users, num_groups, num_aliases);
break;
case 0x03:
account_policy_get(AP_TIME_TO_LOGOUT, (int *)&u_logout);
unix_to_nt_time_abs(&nt_logout, u_logout);
init_unk_info3(&ctr->info.inf3, nt_logout);
break;
case 0x05:
init_unk_info5(&ctr->info.inf5, global_myname());
break;
case 0x06:
init_unk_info6(&ctr->info.inf6);
break;
case 0x07:
init_unk_info7(&ctr->info.inf7);
break;
case 0x0c:
account_policy_get(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
u_lock_duration = account_policy_temp;
account_policy_get(AP_RESET_COUNT_TIME, &account_policy_temp);
u_reset_time = account_policy_temp;
account_policy_get(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
lockout = account_policy_temp;
unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration);
unix_to_nt_time_abs(&nt_reset_time, u_reset_time);
init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout);
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
init_samr_r_query_dom_info(r_u, q_u->switch_value, ctr, NT_STATUS_OK);
DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
_api_samr_create_user
Create an account, can be either a normal user or a machine.
This funcion will need to be updated for bdc/domain trusts.
********************************************************************/
NTSTATUS _api_samr_create_user(pipes_struct *p, SAMR_Q_CREATE_USER *q_u, SAMR_R_CREATE_USER *r_u)
{
SAM_ACCOUNT *sam_pass=NULL;
fstring account;
DOM_SID sid;
pstring add_script;
POLICY_HND dom_pol = q_u->domain_pol;
UNISTR2 user_account = q_u->uni_name;
uint16 acb_info = q_u->acb_info;
POLICY_HND *user_pol = &r_u->user_pol;
struct samr_info *info = NULL;
BOOL ret;
NTSTATUS nt_status;
struct passwd *pw;
uint32 acc_granted;
SEC_DESC *psd;
size_t sd_size;
uint32 des_access;
/* Get the domain SID stored in the domain policy */
if (!get_lsa_policy_samr_sid(p, &dom_pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(nt_status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_CREATE_USER, "_samr_create_user"))) {
return nt_status;
}
/* find the account: tell the caller if it exists.
lkclXXXX i have *no* idea if this is a problem or not
or even if you are supposed to construct a different
reply if the account already exists...
*/
rpcstr_pull(account, user_account.buffer, sizeof(account), user_account.uni_str_len*2, 0);
strlower(account);
pdb_init_sam(&sam_pass);
become_root();
ret = pdb_getsampwnam(sam_pass, account);
unbecome_root();
if (ret == True) {
/* this account exists: say so */
pdb_free_sam(&sam_pass);
return NT_STATUS_USER_EXISTS;
}
pdb_free_sam(&sam_pass);
/*
* NB. VERY IMPORTANT ! This call must be done as the current pipe user,
* *NOT* surrounded by a become_root()/unbecome_root() call. This ensures
* that only people with write access to the smbpasswd file will be able
* to create a user. JRA.
*/
/*
* add the user in the /etc/passwd file or the unix authority system.
* We don't check if the smb_create_user() function succed or not for 2 reasons:
* a) local_password_change() checks for us if the /etc/passwd account really exists
* b) smb_create_user() would return an error if the account already exists
* and as it could return an error also if it can't create the account, it would be tricky.
*
* So we go the easy way, only check after if the account exists.
* JFM (2/3/2001), to clear any possible bad understanding (-:
*
* We now have seperate script paramaters for adding users/machines so we
* now have some sainity-checking to match.
*/
DEBUG(10,("checking account %s at pos %d for $ termination\n",account, strlen(account)-1));
#if 0
if ((acb_info & ACB_WSTRUST) && (account[strlen(account)-1] == '$')) {
pstrcpy(add_script, lp_addmachine_script());
} else if ((!(acb_info & ACB_WSTRUST)) && (account[strlen(account)-1] != '$')) {
pstrcpy(add_script, lp_adduser_script());
} else {
DEBUG(0, ("_api_samr_create_user: mismatch between trust flags and $ termination\n"));
pdb_free_sam(&sam_pass);
return NT_STATUS_UNSUCCESSFUL;
}
#endif
/*
* we can't check both the ending $ and the acb_info.
*
* UserManager creates trust accounts (ending in $,
* normal that hidden accounts) with the acb_info equals to ACB_NORMAL.
* JFM, 11/29/2001
*/
if (account[strlen(account)-1] == '$')
pstrcpy(add_script, lp_addmachine_script());
else
pstrcpy(add_script, lp_adduser_script());
if (*add_script) {
int add_ret;
all_string_sub(add_script, "%u", account, sizeof(account));
add_ret = smbrun(add_script,NULL);
DEBUG(3,("_api_samr_create_user: Running the command `%s' gave %d\n", add_script, add_ret));
}
pw = getpwnam_alloc(account);
if (pw) {
if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_pw(&sam_pass, pw))) {
passwd_free(&pw);
return nt_status;
}
passwd_free(&pw); /* done with this now */
} else {
DEBUG(3,("attempting to create non-unix account %s\n", account));
if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam(&sam_pass))) {
return nt_status;
}
if (!pdb_set_username(sam_pass, account, PDB_CHANGED)) {
pdb_free_sam(&sam_pass);
return NT_STATUS_NO_MEMORY;
}
}
pdb_set_acct_ctrl(sam_pass, acb_info, PDB_CHANGED);
if (!pdb_add_sam_account(sam_pass)) {
pdb_free_sam(&sam_pass);
DEBUG(0, ("could not add user/computer %s to passdb. Check permissions?\n",
account));
return NT_STATUS_ACCESS_DENIED;
}
pdb_reset_sam(sam_pass);
if (!pdb_getsampwnam(sam_pass, account)) {
pdb_free_sam(&sam_pass);
DEBUG(0, ("could not find user/computer %s just added to passdb?!?\n",
account));
return NT_STATUS_ACCESS_DENIED;
}
/* Get the user's SID */
sid_copy(&sid, pdb_get_user_sid(sam_pass));
samr_make_usr_obj_sd(p->mem_ctx, &psd, &sd_size, &sid);
se_map_generic(&des_access, &usr_generic_mapping);
if (!NT_STATUS_IS_OK(nt_status =
access_check_samr_object(psd, p->pipe_user.nt_user_token,
des_access, &acc_granted, "_samr_create_user"))) {
return nt_status;
}
/* associate the user's SID with the new handle. */
if ((info = get_samr_info_by_sid(&sid)) == NULL) {
pdb_free_sam(&sam_pass);
return NT_STATUS_NO_MEMORY;
}
ZERO_STRUCTP(info);
info->sid = sid;
info->acc_granted = acc_granted;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info)) {
pdb_free_sam(&sam_pass);
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
r_u->user_rid=pdb_get_user_rid(sam_pass);
r_u->access_granted = acc_granted;
pdb_free_sam(&sam_pass);
return NT_STATUS_OK;
}
/*******************************************************************
samr_reply_connect_anon
********************************************************************/
NTSTATUS _samr_connect_anon(pipes_struct *p, SAMR_Q_CONNECT_ANON *q_u, SAMR_R_CONNECT_ANON *r_u)
{
struct samr_info *info = NULL;
/* Access check */
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to samr_connect_anon\n"));
r_u->status = NT_STATUS_ACCESS_DENIED;
return r_u->status;
}
/* set up the SAMR connect_anon response */
r_u->status = NT_STATUS_OK;
/* associate the user's SID with the new handle. */
if ((info = get_samr_info_by_sid(NULL)) == NULL)
return NT_STATUS_NO_MEMORY;
info->status = q_u->unknown_0;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
return r_u->status;
}
/*******************************************************************
samr_reply_connect
********************************************************************/
NTSTATUS _samr_connect(pipes_struct *p, SAMR_Q_CONNECT *q_u, SAMR_R_CONNECT *r_u)
{
struct samr_info *info = NULL;
SEC_DESC *psd = NULL;
uint32 acc_granted;
uint32 des_access = q_u->access_mask;
size_t sd_size;
NTSTATUS nt_status;
DEBUG(5,("_samr_connect: %d\n", __LINE__));
/* Access check */
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to samr_connect\n"));
r_u->status = NT_STATUS_ACCESS_DENIED;
return r_u->status;
}
samr_make_sam_obj_sd(p->mem_ctx, &psd, &sd_size);
se_map_generic(&des_access, &sam_generic_mapping);
if (!NT_STATUS_IS_OK(nt_status =
access_check_samr_object(psd, p->pipe_user.nt_user_token,
des_access, &acc_granted, "_samr_connect"))) {
return nt_status;
}
r_u->status = NT_STATUS_OK;
/* associate the user's SID and access granted with the new handle. */
if ((info = get_samr_info_by_sid(NULL)) == NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = acc_granted;
info->status = q_u->access_mask;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
DEBUG(5,("_samr_connect: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
samr_connect4
********************************************************************/
NTSTATUS _samr_connect4(pipes_struct *p, SAMR_Q_CONNECT4 *q_u, SAMR_R_CONNECT4 *r_u)
{
struct samr_info *info = NULL;
SEC_DESC *psd = NULL;
uint32 acc_granted;
uint32 des_access = q_u->access_mask;
size_t sd_size;
NTSTATUS nt_status;
DEBUG(5,("_samr_connect4: %d\n", __LINE__));
/* Access check */
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to samr_connect4\n"));
r_u->status = NT_STATUS_ACCESS_DENIED;
return r_u->status;
}
samr_make_sam_obj_sd(p->mem_ctx, &psd, &sd_size);
se_map_generic(&des_access, &sam_generic_mapping);
if (!NT_STATUS_IS_OK(nt_status =
access_check_samr_object(psd, p->pipe_user.nt_user_token,
des_access, &acc_granted, "_samr_connect"))) {
return nt_status;
}
r_u->status = NT_STATUS_OK;
/* associate the user's SID and access granted with the new handle. */
if ((info = get_samr_info_by_sid(NULL)) == NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = acc_granted;
info->status = q_u->access_mask;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
DEBUG(5,("_samr_connect: %d\n", __LINE__));
return r_u->status;
}
/**********************************************************************
api_samr_lookup_domain
**********************************************************************/
NTSTATUS _samr_lookup_domain(pipes_struct *p, SAMR_Q_LOOKUP_DOMAIN *q_u, SAMR_R_LOOKUP_DOMAIN *r_u)
{
struct samr_info *info;
fstring domain_name;
DOM_SID sid;
r_u->status = NT_STATUS_OK;
if (!find_policy_by_hnd(p, &q_u->connect_pol, (void**)&info))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, SA_RIGHT_SAM_OPEN_DOMAIN, "_samr_lookup_domain"))) {
return r_u->status;
}
rpcstr_pull(domain_name, q_u->uni_domain.buffer, sizeof(domain_name), q_u->uni_domain.uni_str_len*2, 0);
ZERO_STRUCT(sid);
if (!secrets_fetch_domain_sid(domain_name, &sid)) {
r_u->status = NT_STATUS_NO_SUCH_DOMAIN;
}
DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name, sid_string_static(&sid)));
init_samr_r_lookup_domain(r_u, &sid, r_u->status);
return r_u->status;
}
/******************************************************************
makes a SAMR_R_ENUM_DOMAINS structure.
********************************************************************/
static BOOL make_enum_domains(TALLOC_CTX *ctx, SAM_ENTRY **pp_sam,
UNISTR2 **pp_uni_name, uint32 num_sam_entries, fstring doms[])
{
uint32 i;
SAM_ENTRY *sam;
UNISTR2 *uni_name;
DEBUG(5, ("make_enum_domains\n"));
*pp_sam = NULL;
*pp_uni_name = NULL;
if (num_sam_entries == 0)
return True;
sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_sam_entries);
uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_sam_entries);
if (sam == NULL || uni_name == NULL)
return False;
for (i = 0; i < num_sam_entries; i++) {
int len = doms[i] != NULL ? strlen(doms[i]) : 0;
init_sam_entry(&sam[i], len, 0);
init_unistr2(&uni_name[i], doms[i], len);
}
*pp_sam = sam;
*pp_uni_name = uni_name;
return True;
}
/**********************************************************************
api_samr_enum_domains
**********************************************************************/
NTSTATUS _samr_enum_domains(pipes_struct *p, SAMR_Q_ENUM_DOMAINS *q_u, SAMR_R_ENUM_DOMAINS *r_u)
{
struct samr_info *info;
uint32 num_entries = 2;
fstring dom[2];
const char *name;
r_u->status = NT_STATUS_OK;
if (!find_policy_by_hnd(p, &q_u->pol, (void**)&info))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, SA_RIGHT_SAM_ENUM_DOMAINS, "_samr_enum_domains"))) {
return r_u->status;
}
switch (lp_server_role()) {
case ROLE_DOMAIN_PDC:
case ROLE_DOMAIN_BDC:
name = lp_workgroup();
break;
default:
name = global_myname();
}
fstrcpy(dom[0],name);
strupper(dom[0]);
fstrcpy(dom[1],"Builtin");
if (!make_enum_domains(p->mem_ctx, &r_u->sam, &r_u->uni_dom_name, num_entries, dom))
return NT_STATUS_NO_MEMORY;
init_samr_r_enum_domains(r_u, q_u->start_idx + num_entries, num_entries);
return r_u->status;
}
/*******************************************************************
api_samr_open_alias
********************************************************************/
NTSTATUS _api_samr_open_alias(pipes_struct *p, SAMR_Q_OPEN_ALIAS *q_u, SAMR_R_OPEN_ALIAS *r_u)
{
DOM_SID sid;
POLICY_HND domain_pol = q_u->dom_pol;
uint32 alias_rid = q_u->rid_alias;
POLICY_HND *alias_pol = &r_u->pol;
struct samr_info *info = NULL;
SEC_DESC *psd = NULL;
uint32 acc_granted;
uint32 des_access = q_u->access_mask;
size_t sd_size;
NTSTATUS status;
r_u->status = NT_STATUS_OK;
/* find the domain policy and get the SID / access bits stored in the domain policy */
if (!get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_alias"))) {
return status;
}
/* append the alias' RID to it */
if (!sid_append_rid(&sid, alias_rid))
return NT_STATUS_NO_SUCH_USER;
/*check if access can be granted as requested by client. */
samr_make_ali_obj_sd(p->mem_ctx, &psd, &sd_size);
se_map_generic(&des_access,&ali_generic_mapping);
if (!NT_STATUS_IS_OK(status =
access_check_samr_object(psd, p->pipe_user.nt_user_token,
des_access, &acc_granted, "_samr_open_alias"))) {
return status;
}
/*
* we should check if the rid really exist !!!
* JFM.
*/
/* associate the user's SID with the new handle. */
if ((info = get_samr_info_by_sid(&sid)) == NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = acc_granted;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, alias_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
return r_u->status;
}
/*******************************************************************
set_user_info_10
********************************************************************/
static BOOL set_user_info_10(const SAM_USER_INFO_10 *id10, DOM_SID *sid)
{
SAM_ACCOUNT *pwd =NULL;
BOOL ret;
pdb_init_sam(&pwd);
ret = pdb_getsampwsid(pwd, sid);
if(ret==False) {
pdb_free_sam(&pwd);
return False;
}
if (id10 == NULL) {
DEBUG(5, ("set_user_info_10: NULL id10\n"));
pdb_free_sam(&pwd);
return False;
}
/* FIX ME: check if the value is really changed --metze */
if (!pdb_set_acct_ctrl(pwd, id10->acb_info, PDB_CHANGED)) {
pdb_free_sam(&pwd);
return False;
}
if(!pdb_update_sam_account(pwd)) {
pdb_free_sam(&pwd);
return False;
}
pdb_free_sam(&pwd);
return True;
}
/*******************************************************************
set_user_info_12
********************************************************************/
static BOOL set_user_info_12(SAM_USER_INFO_12 *id12, DOM_SID *sid)
{
SAM_ACCOUNT *pwd = NULL;
pdb_init_sam(&pwd);
if(!pdb_getsampwsid(pwd, sid)) {
pdb_free_sam(&pwd);
return False;
}
if (id12 == NULL) {
DEBUG(2, ("set_user_info_12: id12 is NULL\n"));
pdb_free_sam(&pwd);
return False;
}
if (!pdb_set_lanman_passwd (pwd, id12->lm_pwd, PDB_CHANGED)) {
pdb_free_sam(&pwd);
return False;
}
if (!pdb_set_nt_passwd (pwd, id12->nt_pwd, PDB_CHANGED)) {
pdb_free_sam(&pwd);
return False;
}
if (!pdb_set_pass_changed_now (pwd)) {
pdb_free_sam(&pwd);
return False;
}
if(!pdb_update_sam_account(pwd)) {
pdb_free_sam(&pwd);
return False;
}
pdb_free_sam(&pwd);
return True;
}
/*******************************************************************
set_user_info_21
********************************************************************/
static BOOL set_user_info_21(SAM_USER_INFO_21 *id21, DOM_SID *sid)
{
SAM_ACCOUNT *pwd = NULL;
if (id21 == NULL) {
DEBUG(5, ("set_user_info_21: NULL id21\n"));
return False;
}
pdb_init_sam(&pwd);
if (!pdb_getsampwsid(pwd, sid)) {
pdb_free_sam(&pwd);
return False;
}
copy_id21_to_sam_passwd(pwd, id21);
/*
* The funny part about the previous two calls is
* that pwd still has the password hashes from the
* passdb entry. These have not been updated from
* id21. I don't know if they need to be set. --jerry
*/
/* write the change out */
if(!pdb_update_sam_account(pwd)) {
pdb_free_sam(&pwd);
return False;
}
pdb_free_sam(&pwd);
return True;
}
/*******************************************************************
set_user_info_23
********************************************************************/
static BOOL set_user_info_23(SAM_USER_INFO_23 *id23, DOM_SID *sid)
{
SAM_ACCOUNT *pwd = NULL;
pstring plaintext_buf;
uint32 len;
uint16 acct_ctrl;
if (id23 == NULL) {
DEBUG(5, ("set_user_info_23: NULL id23\n"));
return False;
}
pdb_init_sam(&pwd);
if (!pdb_getsampwsid(pwd, sid)) {
pdb_free_sam(&pwd);
return False;
}
DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n",
pdb_get_username(pwd)));
acct_ctrl = pdb_get_acct_ctrl(pwd);
if (!decode_pw_buffer((char*)id23->pass, plaintext_buf, 256, &len)) {
pdb_free_sam(&pwd);
return False;
}
if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
pdb_free_sam(&pwd);
return False;
}
copy_id23_to_sam_passwd(pwd, id23);
/* if it's a trust account, don't update /etc/passwd */
if ( (!IS_SAM_UNIX_USER(pwd)) ||
( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
} else {
/* update the UNIX password */
if (lp_unix_password_sync() )
if(!chgpasswd(pdb_get_username(pwd), "", plaintext_buf, True)) {
pdb_free_sam(&pwd);
return False;
}
}
ZERO_STRUCT(plaintext_buf);
if(!pdb_update_sam_account(pwd)) {
pdb_free_sam(&pwd);
return False;
}
pdb_free_sam(&pwd);
return True;
}
/*******************************************************************
set_user_info_pw
********************************************************************/
static BOOL set_user_info_pw(char *pass, DOM_SID *sid)
{
SAM_ACCOUNT *pwd = NULL;
uint32 len;
pstring plaintext_buf;
uint16 acct_ctrl;
pdb_init_sam(&pwd);
if (!pdb_getsampwsid(pwd, sid)) {
pdb_free_sam(&pwd);
return False;
}
DEBUG(5, ("Attempting administrator password change for user %s\n",
pdb_get_username(pwd)));
acct_ctrl = pdb_get_acct_ctrl(pwd);
ZERO_STRUCT(plaintext_buf);
if (!decode_pw_buffer(pass, plaintext_buf, 256, &len)) {
pdb_free_sam(&pwd);
return False;
}
if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
pdb_free_sam(&pwd);
return False;
}
/* if it's a trust account, don't update /etc/passwd */
if ( (!IS_SAM_UNIX_USER(pwd)) ||
( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
} else {
/* update the UNIX password */
if (lp_unix_password_sync()) {
if(!chgpasswd(pdb_get_username(pwd), "", plaintext_buf, True)) {
pdb_free_sam(&pwd);
return False;
}
}
}
ZERO_STRUCT(plaintext_buf);
DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
/* update the SAMBA password */
if(!pdb_update_sam_account(pwd)) {
pdb_free_sam(&pwd);
return False;
}
pdb_free_sam(&pwd);
return True;
}
/*******************************************************************
samr_reply_set_userinfo
********************************************************************/
NTSTATUS _samr_set_userinfo(pipes_struct *p, SAMR_Q_SET_USERINFO *q_u, SAMR_R_SET_USERINFO *r_u)
{
DOM_SID sid;
POLICY_HND *pol = &q_u->pol;
uint16 switch_value = q_u->switch_value;
SAM_USERINFO_CTR *ctr = q_u->ctr;
uint32 acc_granted;
uint32 acc_required;
DEBUG(5, ("_samr_set_userinfo: %d\n", __LINE__));
r_u->status = NT_STATUS_OK;
/* find the policy handle. open a policy on it. */
if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
acc_required = SA_RIGHT_USER_SET_LOC_COM | SA_RIGHT_USER_SET_ATTRIBUTES; /* This is probably wrong */
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, acc_required, "_samr_set_userinfo"))) {
return r_u->status;
}
DEBUG(5, ("_samr_set_userinfo: sid:%s, level:%d\n", sid_string_static(&sid), switch_value));
if (ctr == NULL) {
DEBUG(5, ("_samr_set_userinfo: NULL info level\n"));
return NT_STATUS_INVALID_INFO_CLASS;
}
/* ok! user info levels (lots: see MSDEV help), off we go... */
switch (switch_value) {
case 0x12:
if (!set_user_info_12(ctr->info.id12, &sid))
return NT_STATUS_ACCESS_DENIED;
break;
case 24:
SamOEMhash(ctr->info.id24->pass, p->session_key, 516);
dump_data(100, (char *)ctr->info.id24->pass, 516);
if (!set_user_info_pw((char *)ctr->info.id24->pass, &sid))
return NT_STATUS_ACCESS_DENIED;
break;
case 25:
#if 0
/*
* Currently we don't really know how to unmarshall
* the level 25 struct, and the password encryption
* is different. This is a placeholder for when we
* do understand it. In the meantime just return INVALID
* info level and W2K SP2 drops down to level 23... JRA.
*/
SamOEMhash(ctr->info.id25->pass, p->session_key, 532);
dump_data(100, (char *)ctr->info.id25->pass, 532);
if (!set_user_info_pw(ctr->info.id25->pass, &sid))
return NT_STATUS_ACCESS_DENIED;
break;
#endif
return NT_STATUS_INVALID_INFO_CLASS;
case 23:
SamOEMhash(ctr->info.id23->pass, p->session_key, 516);
dump_data(100, (char *)ctr->info.id23->pass, 516);
if (!set_user_info_23(ctr->info.id23, &sid))
return NT_STATUS_ACCESS_DENIED;
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
return r_u->status;
}
/*******************************************************************
samr_reply_set_userinfo2
********************************************************************/
NTSTATUS _samr_set_userinfo2(pipes_struct *p, SAMR_Q_SET_USERINFO2 *q_u, SAMR_R_SET_USERINFO2 *r_u)
{
DOM_SID sid;
SAM_USERINFO_CTR *ctr = q_u->ctr;
POLICY_HND *pol = &q_u->pol;
uint16 switch_value = q_u->switch_value;
uint32 acc_granted;
uint32 acc_required;
DEBUG(5, ("samr_reply_set_userinfo2: %d\n", __LINE__));
r_u->status = NT_STATUS_OK;
/* find the policy handle. open a policy on it. */
if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
acc_required = SA_RIGHT_USER_SET_LOC_COM | SA_RIGHT_USER_SET_ATTRIBUTES; /* This is probably wrong */
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, acc_required, "_samr_set_userinfo2"))) {
return r_u->status;
}
DEBUG(5, ("samr_reply_set_userinfo2: sid:%s\n", sid_string_static(&sid)));
if (ctr == NULL) {
DEBUG(5, ("samr_reply_set_userinfo2: NULL info level\n"));
return NT_STATUS_INVALID_INFO_CLASS;
}
switch_value=ctr->switch_value;
/* ok! user info levels (lots: see MSDEV help), off we go... */
switch (switch_value) {
case 21:
if (!set_user_info_21(ctr->info.id21, &sid))
return NT_STATUS_ACCESS_DENIED;
break;
case 16:
if (!set_user_info_10(ctr->info.id10, &sid))
return NT_STATUS_ACCESS_DENIED;
break;
case 18:
/* Used by AS/U JRA. */
if (!set_user_info_12(ctr->info.id12, &sid))
return NT_STATUS_ACCESS_DENIED;
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
return r_u->status;
}
/*********************************************************************
_samr_query_aliasmem
*********************************************************************/
NTSTATUS _samr_query_useraliases(pipes_struct *p, SAMR_Q_QUERY_USERALIASES *q_u, SAMR_R_QUERY_USERALIASES *r_u)
{
int num_groups = 0, tmp_num_groups=0;
uint32 *rids=NULL, *new_rids=NULL, *tmp_rids=NULL;
struct samr_info *info = NULL;
int i,j;
NTSTATUS ntstatus1;
NTSTATUS ntstatus2;
/* until i see a real useraliases query, we fack one up */
/* I have seen one, JFM 2/12/2001 */
/*
* Explanation of what this call does:
* for all the SID given in the request:
* return a list of alias (local groups)
* that have those SID as members.
*
* and that's the alias in the domain specified
* in the policy_handle
*
* if the policy handle is on an incorrect sid
* for example a user's sid
* we should reply NT_STATUS_OBJECT_TYPE_MISMATCH
*/
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_query_useraliases: %d\n", __LINE__));
/* find the policy handle. open a policy on it. */
if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
return NT_STATUS_INVALID_HANDLE;
ntstatus1 = access_check_samr_function(info->acc_granted, SA_RIGHT_DOMAIN_LOOKUP_ALIAS_BY_MEM, "_samr_query_useraliases");
ntstatus2 = access_check_samr_function(info->acc_granted, SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_query_useraliases");
if (!NT_STATUS_IS_OK(ntstatus1) || !NT_STATUS_IS_OK(ntstatus2)) {
if (!(NT_STATUS_EQUAL(ntstatus1,NT_STATUS_ACCESS_DENIED) && NT_STATUS_IS_OK(ntstatus2)) &&
!(NT_STATUS_EQUAL(ntstatus1,NT_STATUS_ACCESS_DENIED) && NT_STATUS_IS_OK(ntstatus1))) {
return (NT_STATUS_IS_OK(ntstatus1)) ? ntstatus2 : ntstatus1;
}
}
if (!sid_check_is_domain(&info->sid) &&
!sid_check_is_builtin(&info->sid))
return NT_STATUS_OBJECT_TYPE_MISMATCH;
for (i=0; i<q_u->num_sids1; i++) {
r_u->status=get_alias_user_groups(p->mem_ctx, &info->sid, &tmp_num_groups, &tmp_rids, &(q_u->sid[i].sid));
/*
* if there is an error, we just continue as
* it can be an unfound user or group
*/
if (!NT_STATUS_IS_OK(r_u->status)) {
DEBUG(10,("_samr_query_useraliases: an error occured while getting groups\n"));
continue;
}
if (tmp_num_groups==0) {
DEBUG(10,("_samr_query_useraliases: no groups found\n"));
continue;
}
new_rids=(uint32 *)talloc_realloc(p->mem_ctx, rids, (num_groups+tmp_num_groups)*sizeof(uint32));
if (new_rids==NULL) {
DEBUG(0,("_samr_query_useraliases: could not realloc memory\n"));
return NT_STATUS_NO_MEMORY;
}
rids=new_rids;
for (j=0; j<tmp_num_groups; j++)
rids[j+num_groups]=tmp_rids[j];
safe_free(tmp_rids);
num_groups+=tmp_num_groups;
}
init_samr_r_query_useraliases(r_u, num_groups, rids, NT_STATUS_OK);
return NT_STATUS_OK;
}
/*********************************************************************
_samr_query_aliasmem
*********************************************************************/
NTSTATUS _samr_query_aliasmem(pipes_struct *p, SAMR_Q_QUERY_ALIASMEM *q_u, SAMR_R_QUERY_ALIASMEM *r_u)
{
int i;
GROUP_MAP map;
int num_uids = 0;
DOM_SID2 *sid;
uid_t *uid=NULL;
DOM_SID alias_sid;
DOM_SID als_sid;
uint32 alias_rid;
fstring alias_sid_str;
DOM_SID temp_sid;
SAM_ACCOUNT *sam_user = NULL;
BOOL check;
uint32 acc_granted;
/* find the policy handle. open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status =
access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_GET_MEMBERS, "_samr_query_aliasmem"))) {
return r_u->status;
}
sid_copy(&als_sid, &alias_sid);
sid_to_string(alias_sid_str, &alias_sid);
sid_split_rid(&alias_sid, &alias_rid);
DEBUG(10, ("sid is %s\n", alias_sid_str));
if (sid_equal(&alias_sid, &global_sid_Builtin)) {
DEBUG(10, ("lookup on Builtin SID (S-1-5-32)\n"));
if(!get_builtin_group_from_sid(als_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_ALIAS;
} else {
if (sid_equal(&alias_sid, get_global_sam_sid())) {
DEBUG(10, ("lookup on Server SID\n"));
if(!get_local_group_from_sid(als_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_ALIAS;
}
}
if(!get_uid_list_of_group(map.gid, &uid, &num_uids))
return NT_STATUS_NO_SUCH_ALIAS;
DEBUG(10, ("sid is %s\n", alias_sid_str));
sid = (DOM_SID2 *)talloc_zero(p->mem_ctx, sizeof(DOM_SID2) * num_uids);
if (num_uids!=0 && sid == NULL)
return NT_STATUS_NO_MEMORY;
for (i = 0; i < num_uids; i++) {
struct passwd *pass;
uint32 rid;
sid_copy(&temp_sid, get_global_sam_sid());
pass = getpwuid_alloc(uid[i]);
if (!pass) continue;
if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_user))) {
passwd_free(&pass);
continue;
}
become_root();
check = pdb_getsampwnam(sam_user, pass->pw_name);
unbecome_root();
if (check != True) {
pdb_free_sam(&sam_user);
passwd_free(&pass);
continue;
}
rid = pdb_get_user_rid(sam_user);
if (rid == 0) {
pdb_free_sam(&sam_user);
passwd_free(&pass);
continue;
}
pdb_free_sam(&sam_user);
passwd_free(&pass);
sid_append_rid(&temp_sid, rid);
init_dom_sid2(&sid[i], &temp_sid);
}
DEBUG(10, ("sid is %s\n", alias_sid_str));
init_samr_r_query_aliasmem(r_u, num_uids, sid, NT_STATUS_OK);
return NT_STATUS_OK;
}
/*********************************************************************
_samr_query_groupmem
*********************************************************************/
NTSTATUS _samr_query_groupmem(pipes_struct *p, SAMR_Q_QUERY_GROUPMEM *q_u, SAMR_R_QUERY_GROUPMEM *r_u)
{
int num_uids = 0;
int i;
DOM_SID group_sid;
uint32 group_rid;
fstring group_sid_str;
uid_t *uid=NULL;
GROUP_MAP map;
uint32 *rid=NULL;
uint32 *attr=NULL;
SAM_ACCOUNT *sam_user = NULL;
BOOL check;
uint32 acc_granted;
/* find the policy handle. open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_GET_MEMBERS, "_samr_query_groupmem"))) {
return r_u->status;
}
/* todo: change to use sid_compare_front */
sid_split_rid(&group_sid, &group_rid);
sid_to_string(group_sid_str, &group_sid);
DEBUG(10, ("sid is %s\n", group_sid_str));
/* can we get a query for an SID outside our domain ? */
if (!sid_equal(&group_sid, get_global_sam_sid()))
return NT_STATUS_NO_SUCH_GROUP;
sid_append_rid(&group_sid, group_rid);
DEBUG(10, ("lookup on Domain SID\n"));
if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_GROUP;
if(!get_uid_list_of_group(map.gid, &uid, &num_uids))
return NT_STATUS_NO_SUCH_GROUP;
rid=talloc_zero(p->mem_ctx, sizeof(uint32)*num_uids);
attr=talloc_zero(p->mem_ctx, sizeof(uint32)*num_uids);
if (num_uids!=0 && (rid==NULL || attr==NULL))
return NT_STATUS_NO_MEMORY;
for (i=0; i<num_uids; i++) {
struct passwd *pass;
uint32 urid;
pass = getpwuid_alloc(uid[i]);
if (!pass) continue;
if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_user))) {
passwd_free(&pass);
continue;
}
become_root();
check = pdb_getsampwnam(sam_user, pass->pw_name);
unbecome_root();
if (check != True) {
pdb_free_sam(&sam_user);
passwd_free(&pass);
continue;
}
urid = pdb_get_user_rid(sam_user);
if (urid == 0) {
pdb_free_sam(&sam_user);
passwd_free(&pass);
continue;
}
pdb_free_sam(&sam_user);
passwd_free(&pass);
rid[i] = urid;
attr[i] = SID_NAME_USER;
}
init_samr_r_query_groupmem(r_u, num_uids, rid, attr, NT_STATUS_OK);
return NT_STATUS_OK;
}
/*********************************************************************
_samr_add_aliasmem
*********************************************************************/
NTSTATUS _samr_add_aliasmem(pipes_struct *p, SAMR_Q_ADD_ALIASMEM *q_u, SAMR_R_ADD_ALIASMEM *r_u)
{
DOM_SID alias_sid;
fstring alias_sid_str;
uid_t uid;
struct passwd *pwd;
struct group *grp;
fstring grp_name;
GROUP_MAP map;
NTSTATUS ret;
SAM_ACCOUNT *sam_user = NULL;
BOOL check;
uint32 acc_granted;
/* Find the policy handle. Open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_ADD_MEMBER, "_samr_add_aliasmem"))) {
return r_u->status;
}
sid_to_string(alias_sid_str, &alias_sid);
DEBUG(10, ("sid is %s\n", alias_sid_str));
if (sid_compare(&alias_sid, get_global_sam_sid())>0) {
DEBUG(10, ("adding member on Server SID\n"));
if(!get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_ALIAS;
} else {
if (sid_compare(&alias_sid, &global_sid_Builtin)>0) {
DEBUG(10, ("adding member on BUILTIN SID\n"));
if( !get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_ALIAS;
} else
return NT_STATUS_NO_SUCH_ALIAS;
}
ret = pdb_init_sam(&sam_user);
if (!NT_STATUS_IS_OK(ret))
return ret;
check = pdb_getsampwsid(sam_user, &q_u->sid.sid);
if (check != True) {
pdb_free_sam(&sam_user);
return NT_STATUS_NO_SUCH_USER;
}
uid = pdb_get_uid(sam_user);
if (uid == -1) {
pdb_free_sam(&sam_user);
return NT_STATUS_NO_SUCH_USER;
}
pdb_free_sam(&sam_user);
if ((pwd=getpwuid_alloc(uid)) == NULL) {
return NT_STATUS_NO_SUCH_USER;
}
if ((grp=getgrgid(map.gid)) == NULL) {
passwd_free(&pwd);
return NT_STATUS_NO_SUCH_ALIAS;
}
/* we need to copy the name otherwise it's overloaded in user_in_group_list */
fstrcpy(grp_name, grp->gr_name);
/* if the user is already in the group */
if(user_in_group_list(pwd->pw_name, grp_name)) {
passwd_free(&pwd);
return NT_STATUS_MEMBER_IN_ALIAS;
}
/*
* ok, the group exist, the user exist, the user is not in the group,
* we can (finally) add it to the group !
*/
smb_add_user_group(grp_name, pwd->pw_name);
/* check if the user has been added then ... */
if(!user_in_group_list(pwd->pw_name, grp_name)) {
passwd_free(&pwd);
return NT_STATUS_MEMBER_NOT_IN_ALIAS; /* don't know what to reply else */
}
passwd_free(&pwd);
return NT_STATUS_OK;
}
/*********************************************************************
_samr_del_aliasmem
*********************************************************************/
NTSTATUS _samr_del_aliasmem(pipes_struct *p, SAMR_Q_DEL_ALIASMEM *q_u, SAMR_R_DEL_ALIASMEM *r_u)
{
DOM_SID alias_sid;
fstring alias_sid_str;
struct group *grp;
fstring grp_name;
GROUP_MAP map;
SAM_ACCOUNT *sam_pass=NULL;
uint32 acc_granted;
/* Find the policy handle. Open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_REMOVE_MEMBER, "_samr_del_aliasmem"))) {
return r_u->status;
}
sid_to_string(alias_sid_str, &alias_sid);
DEBUG(10, ("_samr_del_aliasmem:sid is %s\n", alias_sid_str));
if (!sid_check_is_in_our_domain(&alias_sid) &&
!sid_check_is_in_builtin(&alias_sid)) {
DEBUG(10, ("_samr_del_aliasmem:invalid alias group\n"));
return NT_STATUS_NO_SUCH_ALIAS;
}
if( !get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_ALIAS;
if ((grp=getgrgid(map.gid)) == NULL)
return NT_STATUS_NO_SUCH_ALIAS;
/* we need to copy the name otherwise it's overloaded in user_in_group_list */
fstrcpy(grp_name, grp->gr_name);
/* check if the user exists before trying to remove it from the group */
pdb_init_sam(&sam_pass);
if(!pdb_getsampwsid(sam_pass, &q_u->sid.sid)) {
DEBUG(5,("_samr_del_aliasmem:User %s doesn't exist.\n", pdb_get_username(sam_pass)));
pdb_free_sam(&sam_pass);
return NT_STATUS_NO_SUCH_USER;
}
/* if the user is not in the group */
if(!user_in_group_list(pdb_get_username(sam_pass), grp_name)) {
pdb_free_sam(&sam_pass);
return NT_STATUS_MEMBER_IN_ALIAS;
}
smb_delete_user_group(grp_name, pdb_get_username(sam_pass));
/* check if the user has been removed then ... */
if(user_in_group_list(pdb_get_username(sam_pass), grp_name)) {
pdb_free_sam(&sam_pass);
return NT_STATUS_MEMBER_NOT_IN_ALIAS; /* don't know what to reply else */
}
pdb_free_sam(&sam_pass);
return NT_STATUS_OK;
}
/*********************************************************************
_samr_add_groupmem
*********************************************************************/
NTSTATUS _samr_add_groupmem(pipes_struct *p, SAMR_Q_ADD_GROUPMEM *q_u, SAMR_R_ADD_GROUPMEM *r_u)
{
DOM_SID group_sid;
DOM_SID user_sid;
fstring group_sid_str;
struct passwd *pwd;
struct group *grp;
fstring grp_name;
GROUP_MAP map;
uid_t uid;
NTSTATUS ret;
SAM_ACCOUNT *sam_user=NULL;
BOOL check;
uint32 acc_granted;
/* Find the policy handle. Open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_ADD_MEMBER, "_samr_add_groupmem"))) {
return r_u->status;
}
sid_to_string(group_sid_str, &group_sid);
DEBUG(10, ("sid is %s\n", group_sid_str));
if (sid_compare(&group_sid, get_global_sam_sid())<=0)
return NT_STATUS_NO_SUCH_GROUP;
DEBUG(10, ("lookup on Domain SID\n"));
if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_GROUP;
sid_copy(&user_sid, get_global_sam_sid());
sid_append_rid(&user_sid, q_u->rid);
ret = pdb_init_sam(&sam_user);
if (!NT_STATUS_IS_OK(ret))
return ret;
check = pdb_getsampwsid(sam_user, &user_sid);
if (check != True) {
pdb_free_sam(&sam_user);
return NT_STATUS_NO_SUCH_USER;
}
uid = pdb_get_uid(sam_user);
if (uid == -1) {
pdb_free_sam(&sam_user);
return NT_STATUS_NO_SUCH_USER;
}
pdb_free_sam(&sam_user);
if ((pwd=getpwuid_alloc(uid)) == NULL) {
return NT_STATUS_NO_SUCH_USER;
}
if ((grp=getgrgid(map.gid)) == NULL) {
passwd_free(&pwd);
return NT_STATUS_NO_SUCH_GROUP;
}
/* we need to copy the name otherwise it's overloaded in user_in_group_list */
fstrcpy(grp_name, grp->gr_name);
/* if the user is already in the group */
if(user_in_group_list(pwd->pw_name, grp_name)) {
passwd_free(&pwd);
return NT_STATUS_MEMBER_IN_GROUP;
}
/*
* ok, the group exist, the user exist, the user is not in the group,
*
* we can (finally) add it to the group !
*/
smb_add_user_group(grp_name, pwd->pw_name);
/* check if the user has been added then ... */
if(!user_in_group_list(pwd->pw_name, grp_name)) {
passwd_free(&pwd);
return NT_STATUS_MEMBER_NOT_IN_GROUP; /* don't know what to reply else */
}
passwd_free(&pwd);
return NT_STATUS_OK;
}
/*********************************************************************
_samr_del_groupmem
*********************************************************************/
NTSTATUS _samr_del_groupmem(pipes_struct *p, SAMR_Q_DEL_GROUPMEM *q_u, SAMR_R_DEL_GROUPMEM *r_u)
{
DOM_SID group_sid;
DOM_SID user_sid;
SAM_ACCOUNT *sam_pass=NULL;
GROUP_MAP map;
fstring grp_name;
struct group *grp;
uint32 acc_granted;
/*
* delete the group member named q_u->rid
* who is a member of the sid associated with the handle
* the rid is a user's rid as the group is a domain group.
*/
/* Find the policy handle. Open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_REMOVE_MEMBER, "_samr_del_groupmem"))) {
return r_u->status;
}
if (!sid_check_is_in_our_domain(&group_sid))
return NT_STATUS_NO_SUCH_GROUP;
sid_copy(&user_sid, get_global_sam_sid());
sid_append_rid(&user_sid, q_u->rid);
if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_GROUP;
if ((grp=getgrgid(map.gid)) == NULL)
return NT_STATUS_NO_SUCH_GROUP;
/* we need to copy the name otherwise it's overloaded in user_in_group_list */
fstrcpy(grp_name, grp->gr_name);
/* check if the user exists before trying to remove it from the group */
pdb_init_sam(&sam_pass);
if (!pdb_getsampwsid(sam_pass, &user_sid)) {
DEBUG(5,("User %s doesn't exist.\n", pdb_get_username(sam_pass)));
pdb_free_sam(&sam_pass);
return NT_STATUS_NO_SUCH_USER;
}
/* if the user is not in the group */
if (!user_in_group_list(pdb_get_username(sam_pass), grp_name)) {
pdb_free_sam(&sam_pass);
return NT_STATUS_MEMBER_NOT_IN_GROUP;
}
smb_delete_user_group(grp_name, pdb_get_username(sam_pass));
/* check if the user has been removed then ... */
if (user_in_group_list(pdb_get_username(sam_pass), grp_name)) {
pdb_free_sam(&sam_pass);
return NT_STATUS_ACCESS_DENIED; /* don't know what to reply else */
}
pdb_free_sam(&sam_pass);
return NT_STATUS_OK;
}
/****************************************************************************
Delete a UNIX user on demand.
****************************************************************************/
static int smb_delete_user(const char *unix_user)
{
pstring del_script;
int ret;
pstrcpy(del_script, lp_deluser_script());
if (! *del_script)
return -1;
all_string_sub(del_script, "%u", unix_user, sizeof(pstring));
ret = smbrun(del_script,NULL);
DEBUG(3,("smb_delete_user: Running the command `%s' gave %d\n",del_script,ret));
return ret;
}
/*********************************************************************
_samr_delete_dom_user
*********************************************************************/
NTSTATUS _samr_delete_dom_user(pipes_struct *p, SAMR_Q_DELETE_DOM_USER *q_u, SAMR_R_DELETE_DOM_USER *r_u )
{
DOM_SID user_sid;
SAM_ACCOUNT *sam_pass=NULL;
uint32 acc_granted;
DEBUG(5, ("_samr_delete_dom_user: %d\n", __LINE__));
/* Find the policy handle. Open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &user_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS, "_samr_delete_dom_user"))) {
return r_u->status;
}
if (!sid_check_is_in_our_domain(&user_sid))
return NT_STATUS_CANNOT_DELETE;
/* check if the user exists before trying to delete */
pdb_init_sam(&sam_pass);
if(!pdb_getsampwsid(sam_pass, &user_sid)) {
DEBUG(5,("_samr_delete_dom_user:User %s doesn't exist.\n", pdb_get_username(sam_pass)));
pdb_free_sam(&sam_pass);
return NT_STATUS_NO_SUCH_USER;
}
/* delete the unix side */
/*
* note: we don't check if the delete really happened
* as the script is not necessary present
* and maybe the sysadmin doesn't want to delete the unix side
*/
smb_delete_user(pdb_get_username(sam_pass));
/* and delete the samba side */
if (!pdb_delete_sam_account(sam_pass)) {
DEBUG(5,("_samr_delete_dom_user:Failed to delete entry for user %s.\n", pdb_get_username(sam_pass)));
pdb_free_sam(&sam_pass);
return NT_STATUS_CANNOT_DELETE;
}
pdb_free_sam(&sam_pass);
if (!close_policy_hnd(p, &q_u->user_pol))
return NT_STATUS_OBJECT_NAME_INVALID;
return NT_STATUS_OK;
}
/*********************************************************************
_samr_delete_dom_group
*********************************************************************/
NTSTATUS _samr_delete_dom_group(pipes_struct *p, SAMR_Q_DELETE_DOM_GROUP *q_u, SAMR_R_DELETE_DOM_GROUP *r_u)
{
DOM_SID group_sid;
DOM_SID dom_sid;
uint32 group_rid;
fstring group_sid_str;
gid_t gid;
struct group *grp;
GROUP_MAP map;
uint32 acc_granted;
DEBUG(5, ("samr_delete_dom_group: %d\n", __LINE__));
/* Find the policy handle. Open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS, "_samr_delete_dom_group"))) {
return r_u->status;
}
sid_copy(&dom_sid, &group_sid);
sid_to_string(group_sid_str, &dom_sid);
sid_split_rid(&dom_sid, &group_rid);
DEBUG(10, ("sid is %s\n", group_sid_str));
/* we check if it's our SID before deleting */
if (!sid_equal(&dom_sid, get_global_sam_sid()))
return NT_STATUS_NO_SUCH_GROUP;
DEBUG(10, ("lookup on Domain SID\n"));
if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_GROUP;
gid=map.gid;
/* check if group really exists */
if ( (grp=getgrgid(gid)) == NULL)
return NT_STATUS_NO_SUCH_GROUP;
/* we can delete the UNIX group */
smb_delete_group(grp->gr_name);
/* check if the group has been successfully deleted */
if ( (grp=getgrgid(gid)) != NULL)
return NT_STATUS_ACCESS_DENIED;
if(!pdb_delete_group_mapping_entry(group_sid))
return NT_STATUS_ACCESS_DENIED;
if (!close_policy_hnd(p, &q_u->group_pol))
return NT_STATUS_OBJECT_NAME_INVALID;
return NT_STATUS_OK;
}
/*********************************************************************
_samr_delete_dom_alias
*********************************************************************/
NTSTATUS _samr_delete_dom_alias(pipes_struct *p, SAMR_Q_DELETE_DOM_ALIAS *q_u, SAMR_R_DELETE_DOM_ALIAS *r_u)
{
DOM_SID alias_sid;
DOM_SID dom_sid;
uint32 alias_rid;
fstring alias_sid_str;
gid_t gid;
struct group *grp;
GROUP_MAP map;
uint32 acc_granted;
DEBUG(5, ("_samr_delete_dom_alias: %d\n", __LINE__));
/* Find the policy handle. Open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS, "_samr_delete_dom_alias"))) {
return r_u->status;
}
sid_copy(&dom_sid, &alias_sid);
sid_to_string(alias_sid_str, &dom_sid);
sid_split_rid(&dom_sid, &alias_rid);
DEBUG(10, ("sid is %s\n", alias_sid_str));
/* we check if it's our SID before deleting */
if (!sid_equal(&dom_sid, get_global_sam_sid()))
return NT_STATUS_NO_SUCH_ALIAS;
DEBUG(10, ("lookup on Local SID\n"));
if(!get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_ALIAS;
gid=map.gid;
/* check if group really exists */
if ( (grp=getgrgid(gid)) == NULL)
return NT_STATUS_NO_SUCH_ALIAS;
/* we can delete the UNIX group */
smb_delete_group(grp->gr_name);
/* check if the group has been successfully deleted */
if ( (grp=getgrgid(gid)) != NULL)
return NT_STATUS_ACCESS_DENIED;
/* don't check if we removed it as it could be an un-mapped group */
pdb_delete_group_mapping_entry(alias_sid);
if (!close_policy_hnd(p, &q_u->alias_pol))
return NT_STATUS_OBJECT_NAME_INVALID;
return NT_STATUS_OK;
}
/*********************************************************************
_samr_create_dom_group
*********************************************************************/
NTSTATUS _samr_create_dom_group(pipes_struct *p, SAMR_Q_CREATE_DOM_GROUP *q_u, SAMR_R_CREATE_DOM_GROUP *r_u)
{
DOM_SID dom_sid;
DOM_SID info_sid;
fstring name;
fstring sid_string;
struct group *grp;
struct samr_info *info;
PRIVILEGE_SET priv_set;
uint32 acc_granted;
gid_t gid;
init_privilege(&priv_set);
/* Find the policy handle. Open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &dom_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_CREATE_GROUP, "_samr_create_dom_group"))) {
return r_u->status;
}
if (!sid_equal(&dom_sid, get_global_sam_sid()))
return NT_STATUS_ACCESS_DENIED;
/* TODO: check if allowed to create group and add a become_root/unbecome_root pair.*/
unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1);
/* check if group already exist */
if ((grp=getgrnam(name)) != NULL)
return NT_STATUS_GROUP_EXISTS;
/* we can create the UNIX group */
if (smb_create_group(name, &gid) != 0)
return NT_STATUS_ACCESS_DENIED;
/* check if the group has been successfully created */
if ((grp=getgrgid(gid)) == NULL)
return NT_STATUS_ACCESS_DENIED;
r_u->rid=pdb_gid_to_group_rid(grp->gr_gid);
/* add the group to the mapping table */
sid_copy(&info_sid, get_global_sam_sid());
sid_append_rid(&info_sid, r_u->rid);
sid_to_string(sid_string, &info_sid);
if(!add_initial_entry(grp->gr_gid, sid_string, SID_NAME_DOM_GRP, name, NULL, priv_set, PR_ACCESS_FROM_NETWORK))
return NT_STATUS_ACCESS_DENIED;
if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
return NT_STATUS_NO_MEMORY;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
return NT_STATUS_OK;
}
/*********************************************************************
_samr_create_dom_alias
*********************************************************************/
NTSTATUS _samr_create_dom_alias(pipes_struct *p, SAMR_Q_CREATE_DOM_ALIAS *q_u, SAMR_R_CREATE_DOM_ALIAS *r_u)
{
DOM_SID dom_sid;
DOM_SID info_sid;
fstring name;
fstring sid_string;
struct group *grp;
struct samr_info *info;
PRIVILEGE_SET priv_set;
uint32 acc_granted;
gid_t gid;
init_privilege(&priv_set);
/* Find the policy handle. Open a policy on it. */
if (!get_lsa_policy_samr_sid(p, &q_u->dom_pol, &dom_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_CREATE_ALIAS, "_samr_create_alias"))) {
return r_u->status;
}
if (!sid_equal(&dom_sid, get_global_sam_sid()))
return NT_STATUS_ACCESS_DENIED;
/* TODO: check if allowed to create group and add a become_root/unbecome_root pair.*/
unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1);
/* check if group already exists */
if ( (grp=getgrnam(name)) != NULL)
return NT_STATUS_GROUP_EXISTS;
/* we can create the UNIX group */
if (smb_create_group(name, &gid) != 0)
return NT_STATUS_ACCESS_DENIED;
/* check if the group has been successfully created */
if ((grp=getgrgid(gid)) == NULL)
return NT_STATUS_ACCESS_DENIED;
r_u->rid=pdb_gid_to_group_rid(grp->gr_gid);
sid_copy(&info_sid, get_global_sam_sid());
sid_append_rid(&info_sid, r_u->rid);
sid_to_string(sid_string, &info_sid);
/* add the group to the mapping table */
if(!add_initial_entry(grp->gr_gid, sid_string, SID_NAME_ALIAS, name, NULL, priv_set, PR_ACCESS_FROM_NETWORK))
return NT_STATUS_ACCESS_DENIED;
if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
return NT_STATUS_NO_MEMORY;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, &r_u->alias_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
return NT_STATUS_OK;
}
/*********************************************************************
_samr_query_groupinfo
sends the name/comment pair of a domain group
level 1 send also the number of users of that group
*********************************************************************/
NTSTATUS _samr_query_groupinfo(pipes_struct *p, SAMR_Q_QUERY_GROUPINFO *q_u, SAMR_R_QUERY_GROUPINFO *r_u)
{
DOM_SID group_sid;
GROUP_MAP map;
uid_t *uid=NULL;
int num_uids=0;
GROUP_INFO_CTR *ctr;
uint32 acc_granted;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_LOOKUP_INFO, "_samr_query_groupinfo"))) {
return r_u->status;
}
if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_INVALID_HANDLE;
ctr=(GROUP_INFO_CTR *)talloc_zero(p->mem_ctx, sizeof(GROUP_INFO_CTR));
if (ctr==NULL)
return NT_STATUS_NO_MEMORY;
switch (q_u->switch_level) {
case 1:
ctr->switch_value1 = 1;
if(!get_uid_list_of_group(map.gid, &uid, &num_uids))
return NT_STATUS_NO_SUCH_GROUP;
init_samr_group_info1(&ctr->group.info1, map.nt_name, map.comment, num_uids);
SAFE_FREE(uid);
break;
case 3:
ctr->switch_value1 = 3;
init_samr_group_info3(&ctr->group.info3);
break;
case 4:
ctr->switch_value1 = 4;
init_samr_group_info4(&ctr->group.info4, map.comment);
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
init_samr_r_query_groupinfo(r_u, ctr, NT_STATUS_OK);
return NT_STATUS_OK;
}
/*********************************************************************
_samr_set_groupinfo
update a domain group's comment.
*********************************************************************/
NTSTATUS _samr_set_groupinfo(pipes_struct *p, SAMR_Q_SET_GROUPINFO *q_u, SAMR_R_SET_GROUPINFO *r_u)
{
DOM_SID group_sid;
GROUP_MAP map;
GROUP_INFO_CTR *ctr;
uint32 acc_granted;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_SET_INFO, "_samr_set_groupinfo"))) {
return r_u->status;
}
if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITH_PRIV))
return NT_STATUS_NO_SUCH_GROUP;
ctr=q_u->ctr;
switch (ctr->switch_value1) {
case 1:
unistr2_to_ascii(map.comment, &(ctr->group.info1.uni_acct_desc), sizeof(map.comment)-1);
break;
case 4:
unistr2_to_ascii(map.comment, &(ctr->group.info4.uni_acct_desc), sizeof(map.comment)-1);
break;
default:
free_privilege(&map.priv_set);
return NT_STATUS_INVALID_INFO_CLASS;
}
if(!pdb_update_group_mapping_entry(&map)) {
free_privilege(&map.priv_set);
return NT_STATUS_NO_SUCH_GROUP;
}
free_privilege(&map.priv_set);
return NT_STATUS_OK;
}
/*********************************************************************
_samr_set_aliasinfo
update an alias's comment.
*********************************************************************/
NTSTATUS _samr_set_aliasinfo(pipes_struct *p, SAMR_Q_SET_ALIASINFO *q_u, SAMR_R_SET_ALIASINFO *r_u)
{
DOM_SID group_sid;
GROUP_MAP map;
ALIAS_INFO_CTR *ctr;
uint32 acc_granted;
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &group_sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_SET_INFO, "_samr_set_aliasinfo"))) {
return r_u->status;
}
if (!get_local_group_from_sid(group_sid, &map, MAPPING_WITH_PRIV))
return NT_STATUS_NO_SUCH_GROUP;
ctr=&q_u->ctr;
switch (ctr->switch_value1) {
case 3:
unistr2_to_ascii(map.comment, &(ctr->alias.info3.uni_acct_desc), sizeof(map.comment)-1);
break;
default:
free_privilege(&map.priv_set);
return NT_STATUS_INVALID_INFO_CLASS;
}
if(!pdb_update_group_mapping_entry(&map)) {
free_privilege(&map.priv_set);
return NT_STATUS_NO_SUCH_GROUP;
}
free_privilege(&map.priv_set);
return NT_STATUS_OK;
}
/*********************************************************************
_samr_get_dom_pwinfo
*********************************************************************/
NTSTATUS _samr_get_dom_pwinfo(pipes_struct *p, SAMR_Q_GET_DOM_PWINFO *q_u, SAMR_R_GET_DOM_PWINFO *r_u)
{
/* Perform access check. Since this rpc does not require a
policy handle it will not be caught by the access checks on
SAMR_CONNECT or SAMR_CONNECT_ANON. */
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to samr_get_dom_pwinfo\n"));
r_u->status = NT_STATUS_ACCESS_DENIED;
return r_u->status;
}
/* Actually, returning zeros here works quite well :-). */
return NT_STATUS_OK;
}
/*********************************************************************
_samr_open_group
*********************************************************************/
NTSTATUS _samr_open_group(pipes_struct *p, SAMR_Q_OPEN_GROUP *q_u, SAMR_R_OPEN_GROUP *r_u)
{
DOM_SID sid;
DOM_SID info_sid;
GROUP_MAP map;
struct samr_info *info;
SEC_DESC *psd = NULL;
uint32 acc_granted;
uint32 des_access;
size_t sd_size;
NTSTATUS status;
fstring sid_string;
if (!get_lsa_policy_samr_sid(p, &q_u->domain_pol, &sid, &acc_granted))
return NT_STATUS_INVALID_HANDLE;
if (!NT_STATUS_IS_OK(status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_group"))) {
return status;
}
/*check if access can be granted as requested by client. */
samr_make_grp_obj_sd(p->mem_ctx, &psd, &sd_size);
se_map_generic(&des_access,&grp_generic_mapping);
if (!NT_STATUS_IS_OK(status =
access_check_samr_object(psd, p->pipe_user.nt_user_token,
des_access, &acc_granted, "_samr_open_group"))) {
return status;
}
/* this should not be hard-coded like this */
if (!sid_equal(&sid, get_global_sam_sid()))
return NT_STATUS_ACCESS_DENIED;
sid_copy(&info_sid, get_global_sam_sid());
sid_append_rid(&info_sid, q_u->rid_group);
sid_to_string(sid_string, &info_sid);
if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = acc_granted;
DEBUG(10, ("_samr_open_group:Opening SID: %s\n", sid_string));
/* check if that group really exists */
if (!get_domain_group_from_sid(info->sid, &map, MAPPING_WITHOUT_PRIV))
return NT_STATUS_NO_SUCH_GROUP;
/* get a (unique) handle. open a policy on it. */
if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
return NT_STATUS_OK;
}
/*********************************************************************
_samr_unknown_2d
*********************************************************************/
NTSTATUS _samr_unknown_2d(pipes_struct *p, SAMR_Q_UNKNOWN_2D *q_u, SAMR_R_UNKNOWN_2D *r_u)
{
DEBUG(0,("_samr_unknown_2d: Not yet implemented.\n"));
return NT_STATUS_NOT_IMPLEMENTED;
}
/*******************************************************************
_samr_unknown_2e
********************************************************************/
NTSTATUS _samr_unknown_2e(pipes_struct *p, SAMR_Q_UNKNOWN_2E *q_u, SAMR_R_UNKNOWN_2E *r_u)
{
struct samr_info *info = NULL;
SAM_UNK_CTR *ctr;
uint32 min_pass_len,pass_hist,flag;
time_t u_expire, u_min_age;
NTTIME nt_expire, nt_min_age;
time_t u_lock_duration, u_reset_time;
NTTIME nt_lock_duration, nt_reset_time;
uint32 lockout;
time_t u_logout;
NTTIME nt_logout;
uint32 num_users=0, num_groups=0, num_aliases=0;
uint32 account_policy_temp;
if ((ctr = (SAM_UNK_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_UNK_CTR))) == NULL)
return NT_STATUS_NO_MEMORY;
ZERO_STRUCTP(ctr);
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_unknown_2e: %d\n", __LINE__));
/* find the policy handle. open a policy on it. */
if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)&info))
return NT_STATUS_INVALID_HANDLE;
switch (q_u->switch_value) {
case 0x01:
account_policy_get(AP_MIN_PASSWORD_LEN, &account_policy_temp);
min_pass_len = account_policy_temp;
account_policy_get(AP_PASSWORD_HISTORY, &account_policy_temp);
pass_hist = account_policy_temp;
account_policy_get(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp);
flag = account_policy_temp;
account_policy_get(AP_MAX_PASSWORD_AGE, &account_policy_temp);
u_expire = account_policy_temp;
account_policy_get(AP_MIN_PASSWORD_AGE, &account_policy_temp);
u_min_age = account_policy_temp;
unix_to_nt_time_abs(&nt_expire, u_expire);
unix_to_nt_time_abs(&nt_min_age, u_min_age);
init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist,
flag, nt_expire, nt_min_age);
break;
case 0x02:
become_root();
r_u->status=load_sampwd_entries(info, ACB_NORMAL, False);
unbecome_root();
if (!NT_STATUS_IS_OK(r_u->status)) {
DEBUG(5, ("_samr_unknown_2e: load_sampwd_entries failed\n"));
return r_u->status;
}
num_users=info->disp_info.num_user_account;
free_samr_db(info);
r_u->status=load_group_domain_entries(info, get_global_sam_sid());
if (NT_STATUS_IS_ERR(r_u->status)) {
DEBUG(5, ("_samr_unknown_2e: load_group_domain_entries failed\n"));
return r_u->status;
}
num_groups=info->disp_info.num_group_account;
free_samr_db(info);
/* The time call below is to get a sequence number for the sam. FIXME !!! JRA. */
init_unk_info2(&ctr->info.inf2, lp_workgroup(), global_myname(), (uint32) time(NULL),
num_users, num_groups, num_aliases);
break;
case 0x03:
account_policy_get(AP_TIME_TO_LOGOUT, &account_policy_temp);
u_logout = account_policy_temp;
unix_to_nt_time_abs(&nt_logout, u_logout);
init_unk_info3(&ctr->info.inf3, nt_logout);
break;
case 0x05:
init_unk_info5(&ctr->info.inf5, global_myname());
break;
case 0x06:
init_unk_info6(&ctr->info.inf6);
break;
case 0x07:
init_unk_info7(&ctr->info.inf7);
break;
case 0x0c:
account_policy_get(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
u_lock_duration = account_policy_temp;
account_policy_get(AP_RESET_COUNT_TIME, &account_policy_temp);
u_reset_time = account_policy_temp;
account_policy_get(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
lockout = account_policy_temp;
unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration);
unix_to_nt_time_abs(&nt_reset_time, u_reset_time);
init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout);
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
init_samr_r_samr_unknown_2e(r_u, q_u->switch_value, ctr, NT_STATUS_OK);
DEBUG(5,("_samr_unknown_2e: %d\n", __LINE__));
return r_u->status;
}
/*******************************************************************
_samr_
********************************************************************/
NTSTATUS _samr_set_dom_info(pipes_struct *p, SAMR_Q_SET_DOMAIN_INFO *q_u, SAMR_R_SET_DOMAIN_INFO *r_u)
{
time_t u_expire, u_min_age;
time_t u_logout;
time_t u_lock_duration, u_reset_time;
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__));
/* find the policy handle. open a policy on it. */
if (!find_policy_by_hnd(p, &q_u->domain_pol, NULL))
return NT_STATUS_INVALID_HANDLE;
DEBUG(5,("_samr_set_dom_info: switch_value: %d\n", q_u->switch_value));
switch (q_u->switch_value) {
case 0x01:
u_expire=nt_time_to_unix_abs(&q_u->ctr->info.inf1.expire);
u_min_age=nt_time_to_unix_abs(&q_u->ctr->info.inf1.min_passwordage);
account_policy_set(AP_MIN_PASSWORD_LEN, (uint32)q_u->ctr->info.inf1.min_length_password);
account_policy_set(AP_PASSWORD_HISTORY, (uint32)q_u->ctr->info.inf1.password_history);
account_policy_set(AP_USER_MUST_LOGON_TO_CHG_PASS, (uint32)q_u->ctr->info.inf1.flag);
account_policy_set(AP_MAX_PASSWORD_AGE, (int)u_expire);
account_policy_set(AP_MIN_PASSWORD_AGE, (int)u_min_age);
break;
case 0x02:
break;
case 0x03:
u_logout=nt_time_to_unix_abs(&q_u->ctr->info.inf3.logout);
account_policy_set(AP_TIME_TO_LOGOUT, (int)u_logout);
break;
case 0x05:
break;
case 0x06:
break;
case 0x07:
break;
case 0x0c:
u_lock_duration=nt_time_to_unix_abs(&q_u->ctr->info.inf12.duration);
u_reset_time=nt_time_to_unix_abs(&q_u->ctr->info.inf12.reset_count);
account_policy_set(AP_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
account_policy_set(AP_RESET_COUNT_TIME, (int)u_reset_time);
account_policy_set(AP_BAD_ATTEMPT_LOCKOUT, (uint32)q_u->ctr->info.inf12.bad_attempt_lockout);
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
init_samr_r_set_domain_info(r_u, NT_STATUS_OK);
DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__));
return r_u->status;
}
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