#include "includes.h"
#ifdef HAVE_MEMBERSHIP_H
#include <membership.h>
#endif
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
#define SAMR_USR_RIGHTS_WRITE_PW \
( READ_CONTROL_ACCESS | \
SA_RIGHT_USER_CHANGE_PASSWORD | \
SA_RIGHT_USER_SET_LOC_COM )
#define SAMR_USR_RIGHTS_CANT_WRITE_PW \
( READ_CONTROL_ACCESS | SA_RIGHT_USER_SET_LOC_COM )
#define DISP_INFO_CACHE_TIMEOUT 10
#if defined(HAVE_MBR_UID_TO_UUID) && defined(HAVE_MBR_GID_TO_UUID) && defined(HAVE_MBR_CHECK_MEMBERSHIP)
#define HAVE_MEMBERD
#endif
typedef struct disp_info {
DOM_SID sid;
BOOL builtin_domain;
struct pdb_search *users;
struct pdb_search *machines;
struct pdb_search *groups;
struct pdb_search *aliases;
uint16 enum_acb_mask;
struct pdb_search *enum_users;
smb_event_id_t di_cache_timeout_event;
} DISP_INFO;
struct samr_info {
DOM_SID sid;
BOOL builtin_domain;
uint32 status;
uint32 acc_granted;
DISP_INFO *disp_info;
TALLOC_CTX *mem_ctx;
};
static struct generic_mapping sam_generic_mapping = {
GENERIC_RIGHTS_SAM_READ,
GENERIC_RIGHTS_SAM_WRITE,
GENERIC_RIGHTS_SAM_EXECUTE,
GENERIC_RIGHTS_SAM_ALL_ACCESS};
static struct generic_mapping dom_generic_mapping = {
GENERIC_RIGHTS_DOMAIN_READ,
GENERIC_RIGHTS_DOMAIN_WRITE,
GENERIC_RIGHTS_DOMAIN_EXECUTE,
GENERIC_RIGHTS_DOMAIN_ALL_ACCESS};
static struct generic_mapping usr_generic_mapping = {
GENERIC_RIGHTS_USER_READ,
GENERIC_RIGHTS_USER_WRITE,
GENERIC_RIGHTS_USER_EXECUTE,
GENERIC_RIGHTS_USER_ALL_ACCESS};
static struct generic_mapping usr_nopwchange_generic_mapping = {
GENERIC_RIGHTS_USER_READ,
GENERIC_RIGHTS_USER_WRITE,
GENERIC_RIGHTS_USER_EXECUTE & ~SA_RIGHT_USER_CHANGE_PASSWORD,
GENERIC_RIGHTS_USER_ALL_ACCESS};
static struct generic_mapping grp_generic_mapping = {
GENERIC_RIGHTS_GROUP_READ,
GENERIC_RIGHTS_GROUP_WRITE,
GENERIC_RIGHTS_GROUP_EXECUTE,
GENERIC_RIGHTS_GROUP_ALL_ACCESS};
static struct generic_mapping ali_generic_mapping = {
GENERIC_RIGHTS_ALIAS_READ,
GENERIC_RIGHTS_ALIAS_WRITE,
GENERIC_RIGHTS_ALIAS_EXECUTE,
GENERIC_RIGHTS_ALIAS_ALL_ACCESS};
#ifdef HAVE_MEMBERD
static BOOL is_member_of_group(uid_t uid, gid_t gid)
{
uuid_t user_uuid;
uuid_t grp_uuid;
int result = 0;
char uustr[50];
int ismember = 0;
DEBUG(4,("is_member_of_group(uid<%d>, gid<%d>)\n", uid, gid));
uuid_clear(user_uuid);
if ((result = mbr_uid_to_uuid( uid, user_uuid)) != 0) {
DEBUG(0,("[%d]mbr_uid_to_uuid: errno(%d) - (%s)\n",
result, errno, strerror(errno)));
return False;
}
uuid_clear(grp_uuid);
if ((result = mbr_gid_to_uuid( gid, grp_uuid)) != 0) {
DEBUG(0,("[%d]mbr_gid_to_uuid: errno(%d) - (%s)\n",
result, errno, strerror(errno)));
return False;
}
uuid_unparse(grp_uuid, uustr);
DEBUG(4,("mbr_gid_to_uuid: (%s)\n", uustr));
result = mbr_check_membership(user_uuid, grp_uuid, &ismember);
if (result != 0) {
DEBUG(0,("[%d]mbr_check_membership: errno(%d) - (%s)\n",
result, errno, strerror(errno)));
return False;
}
DEBUG(4,("mbr_check_membership: ismember(%d)\n",ismember));
return ismember ? True : False;
}
#else
static BOOL is_member_of_group(uid_t uid, gid_t gid)
{
return False;
}
#endif
static NTSTATUS make_samr_object_sd( TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size,
struct generic_mapping *map,
DOM_SID *sid, uint32 sid_access )
{
DOM_SID domadmin_sid;
SEC_ACE ace[5];
SEC_ACCESS mask;
size_t i = 0;
SEC_ACL *psa = NULL;
init_sec_access(&mask, map->generic_execute | map->generic_read );
init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
init_sec_access(&mask, map->generic_all);
init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
init_sec_ace(&ace[i++], &global_sid_Builtin_Account_Operators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
if ( IS_DC ) {
sid_copy( &domadmin_sid, get_global_sam_sid() );
sid_append_rid( &domadmin_sid, DOMAIN_GROUP_RID_ADMINS );
init_sec_ace(&ace[i++], &domadmin_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
}
if ( sid ) {
init_sec_access( &mask, sid_access );
init_sec_ace(&ace[i++], sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
}
if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) == NULL)
return NT_STATUS_NO_MEMORY;
if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL, psa, sd_size)) == NULL)
return NT_STATUS_NO_MEMORY;
return NT_STATUS_OK;
}
static NTSTATUS access_check_samr_object( SEC_DESC *psd, NT_USER_TOKEN *token,
SE_PRIV *rights, uint32 rights_mask,
uint32 des_access, uint32 *acc_granted,
const char *debug )
{
NTSTATUS status = NT_STATUS_ACCESS_DENIED;
uint32 saved_mask = 0;
if ( rights && user_has_any_privilege( token, rights ) ) {
saved_mask = (des_access & rights_mask);
des_access &= ~saved_mask;
DEBUG(4,("access_check_samr_object: user rights access mask [0x%x]\n",
rights_mask));
}
if ( se_access_check(psd, token, des_access, acc_granted, &status) )
goto done;
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"));
*acc_granted = des_access;
status = NT_STATUS_OK;
goto done;
}
done:
*acc_granted |= rights_mask;
DEBUG(4,("%s: access %s (requested: 0x%08x, granted: 0x%08x)\n",
debug, NT_STATUS_IS_OK(status) ? "GRANTED" : "DENIED",
des_access, *acc_granted));
return status;
}
static 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 )
return NT_STATUS_OK;
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;
} else {
struct group * admin;
admin = getgrnam("admin");
if (admin && is_member_of_group(geteuid(), admin->gr_gid)) {
DEBUG(4,("%s: ACCESS should be DENIED "
"(granted: %#010x; required: %#010x)\n",
debug, acc_granted, acc_required));
DEBUGADD(4,("but overwritten by egid == %d\n",
admin->gr_gid));
return NT_STATUS_OK;
}
}
DEBUG(2,("%s: ACCESS DENIED (granted: %#010x; required: %#010x)\n",
debug, acc_granted, acc_required));
return NT_STATUS_ACCESS_DENIED;
}
static DISP_INFO *get_samr_dispinfo_by_sid(DOM_SID *psid)
{
static struct disp_info builtin_dispinfo;
static struct disp_info domain_dispinfo;
if (psid == NULL) {
return NULL;
}
if (sid_check_is_builtin(psid) || sid_check_is_in_builtin(psid)) {
sid_copy(&builtin_dispinfo.sid, &global_sid_Builtin);
return &builtin_dispinfo;
}
if (sid_check_is_domain(psid) || sid_check_is_in_our_domain(psid)) {
sid_copy(&domain_dispinfo.sid, get_global_sam_sid());
return &domain_dispinfo;
}
return NULL;
}
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 = TALLOC_ZERO_P(mem_ctx, struct samr_info)) == NULL)
return NULL;
DEBUG(10,("get_samr_info_by_sid: created new info for sid %s\n", sid_str));
if (psid) {
sid_copy( &info->sid, psid);
info->builtin_domain = sid_check_is_builtin(psid);
} else {
DEBUG(10,("get_samr_info_by_sid: created new info for NULL sid.\n"));
info->builtin_domain = False;
}
info->mem_ctx = mem_ctx;
info->disp_info = get_samr_dispinfo_by_sid(psid);
return info;
}
static void free_samr_cache(DISP_INFO *disp_info, const char *sid_str)
{
DEBUG(10,("free_samr_cache: deleting cache for SID %s\n", sid_str));
become_root();
if (disp_info->users) {
DEBUG(10,("free_samr_cache: deleting users cache\n"));
pdb_search_destroy(disp_info->users);
disp_info->users = NULL;
}
if (disp_info->machines) {
DEBUG(10,("free_samr_cache: deleting machines cache\n"));
pdb_search_destroy(disp_info->machines);
disp_info->machines = NULL;
}
if (disp_info->groups) {
DEBUG(10,("free_samr_cache: deleting groups cache\n"));
pdb_search_destroy(disp_info->groups);
disp_info->groups = NULL;
}
if (disp_info->aliases) {
DEBUG(10,("free_samr_cache: deleting aliases cache\n"));
pdb_search_destroy(disp_info->aliases);
disp_info->aliases = NULL;
}
if (disp_info->enum_users) {
DEBUG(10,("free_samr_cache: deleting enum_users cache\n"));
pdb_search_destroy(disp_info->enum_users);
disp_info->enum_users = NULL;
}
disp_info->enum_acb_mask = 0;
unbecome_root();
}
static void free_samr_info(void *ptr)
{
struct samr_info *info=(struct samr_info *) ptr;
if (info->disp_info && info->disp_info->di_cache_timeout_event == (smb_event_id_t)0) {
fstring sid_str;
sid_to_string(sid_str, &info->disp_info->sid);
free_samr_cache(info->disp_info, sid_str);
}
talloc_destroy(info->mem_ctx);
}
static void disp_info_cache_idle_timeout_handler(void **private_data,
time_t *ev_interval,
time_t ev_now)
{
fstring sid_str;
DISP_INFO *disp_info = (DISP_INFO *)(*private_data);
sid_to_string(sid_str, &disp_info->sid);
free_samr_cache(disp_info, sid_str);
smb_unregister_idle_event(disp_info->di_cache_timeout_event);
disp_info->di_cache_timeout_event = (smb_event_id_t)0;
DEBUG(10,("disp_info_cache_idle_timeout_handler: caching timed out for SID %s at %u\n",
sid_str, (unsigned int)ev_now));
}
static void set_disp_info_cache_timeout(DISP_INFO *disp_info, time_t secs_fromnow)
{
fstring sid_str;
sid_to_string(sid_str, &disp_info->sid);
if (disp_info->di_cache_timeout_event) {
smb_unregister_idle_event(disp_info->di_cache_timeout_event);
disp_info->di_cache_timeout_event = (smb_event_id_t)0;
}
DEBUG(10,("set_disp_info_cache_timeout: caching enumeration for SID %s for %u seconds\n",
sid_str, (unsigned int)secs_fromnow ));
disp_info->di_cache_timeout_event =
smb_register_idle_event(disp_info_cache_idle_timeout_handler,
disp_info,
secs_fromnow);
}
static void force_flush_samr_cache(DISP_INFO *disp_info)
{
if (disp_info) {
fstring sid_str;
sid_to_string(sid_str, &disp_info->sid);
if (disp_info->di_cache_timeout_event) {
smb_unregister_idle_event(disp_info->di_cache_timeout_event);
disp_info->di_cache_timeout_event = (smb_event_id_t)0;
DEBUG(10,("force_flush_samr_cache: clearing idle event for SID %s\n",
sid_str));
}
free_samr_cache(disp_info, sid_str);
}
}
static void samr_clear_sam_passwd(struct samu *sam_pass)
{
if (!sam_pass)
return;
pdb_set_lanman_passwd(sam_pass, NULL, PDB_DEFAULT);
pdb_set_nt_passwd(sam_pass, NULL, PDB_DEFAULT);
}
static uint32 count_sam_users(struct disp_info *info, uint32 acct_flags)
{
struct samr_displayentry *entry;
if (info->builtin_domain) {
return 0;
}
if (info->users == NULL) {
info->users = pdb_search_users(acct_flags);
if (info->users == NULL) {
return 0;
}
}
pdb_search_entries(info->users, 0xffffffff, 1, &entry);
set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
return info->users->num_entries;
}
static uint32 count_sam_groups(struct disp_info *info)
{
struct samr_displayentry *entry;
if (info->builtin_domain) {
return 0;
}
if (info->groups == NULL) {
info->groups = pdb_search_groups();
if (info->groups == NULL) {
return 0;
}
}
pdb_search_entries(info->groups, 0xffffffff, 1, &entry);
set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
return info->groups->num_entries;
}
static uint32 count_sam_aliases(struct disp_info *info)
{
struct samr_displayentry *entry;
if (info->aliases == NULL) {
info->aliases = pdb_search_aliases(&info->sid);
if (info->aliases == NULL) {
return 0;
}
}
pdb_search_entries(info->aliases, 0xffffffff, 1, &entry);
set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
return info->aliases->num_entries;
}
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;
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;
}
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;
NTSTATUS status;
size_t sd_size;
SE_PRIV se_rights;
r_u->status = NT_STATUS_OK;
if ( !find_policy_by_hnd(p, &q_u->pol, (void**)(void *)&info) )
return NT_STATUS_INVALID_HANDLE;
status = access_check_samr_function( info->acc_granted,
SA_RIGHT_SAM_OPEN_DOMAIN, "_samr_open_domain" );
if ( !NT_STATUS_IS_OK(status) )
return status;
make_samr_object_sd( p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0 );
se_map_generic( &des_access, &dom_generic_mapping );
se_priv_copy( &se_rights, &se_machine_account );
se_priv_add( &se_rights, &se_add_users );
status = access_check_samr_object( psd, p->pipe_user.nt_user_token,
&se_rights, GENERIC_RIGHTS_DOMAIN_WRITE, des_access,
&acc_granted, "_samr_open_domain" );
if ( !NT_STATUS_IS_OK(status) )
return status;
if (!sid_check_is_domain(&q_u->dom_sid.sid) &&
!sid_check_is_builtin(&q_u->dom_sid.sid)) {
return NT_STATUS_NO_SUCH_DOMAIN;
}
if ((info = get_samr_info_by_sid(&q_u->dom_sid.sid))==NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = acc_granted;
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;
}
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;
if (!find_policy_by_hnd(p, &q_u->user_pol, (void **)(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__));
return r_u->status;
}
static BOOL get_lsa_policy_samr_sid( pipes_struct *p, POLICY_HND *pol,
DOM_SID *sid, uint32 *acc_granted,
DISP_INFO **ppdisp_info)
{
struct samr_info *info = NULL;
if (!find_policy_by_hnd(p, pol, (void **)(void *)&info))
return False;
if (!info)
return False;
*sid = info->sid;
*acc_granted = info->acc_granted;
if (ppdisp_info) {
*ppdisp_info = info->disp_info;
}
return True;
}
NTSTATUS _samr_set_sec_obj(pipes_struct *p, SAMR_Q_SET_SEC_OBJ *q_u, SAMR_R_SET_SEC_OBJ *r_u)
{
DOM_SID pol_sid;
uint32 acc_granted, i;
SEC_ACL *dacl;
BOOL ret;
struct samu *sampass=NULL;
NTSTATUS status;
r_u->status = NT_STATUS_OK;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted, NULL))
return NT_STATUS_INVALID_HANDLE;
if (!(sampass = samu_new( p->mem_ctx))) {
DEBUG(0,("No memory!\n"));
return NT_STATUS_NO_MEMORY;
}
become_root();
ret = pdb_getsampwsid(sampass, &pol_sid);
unbecome_root();
if (!ret) {
DEBUG(4, ("User %s not found\n", sid_string_static(&pol_sid)));
TALLOC_FREE(sampass);
return NT_STATUS_INVALID_HANDLE;
}
dacl = q_u->buf->sec->dacl;
for (i=0; i < dacl->num_aces; i++) {
if (sid_equal(&pol_sid, &dacl->aces[i].trustee)) {
ret = pdb_set_pass_can_change(sampass,
(dacl->aces[i].access_mask &
SA_RIGHT_USER_CHANGE_PASSWORD) ?
True: False);
break;
}
}
if (!ret) {
TALLOC_FREE(sampass);
return NT_STATUS_ACCESS_DENIED;
}
status = access_check_samr_function(acc_granted, SA_RIGHT_USER_SET_ATTRIBUTES, "_samr_set_sec_obj");
if (NT_STATUS_IS_OK(status)) {
become_root();
status = pdb_update_sam_account(sampass);
unbecome_root();
}
TALLOC_FREE(sampass);
return status;
}
static BOOL check_change_pw_access(TALLOC_CTX *mem_ctx, DOM_SID *user_sid)
{
struct samu *sampass=NULL;
BOOL ret;
if ( !(sampass = samu_new( mem_ctx )) ) {
DEBUG(0,("No memory!\n"));
return False;
}
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)));
TALLOC_FREE(sampass);
return False;
}
DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
if (pdb_get_pass_can_change(sampass)) {
TALLOC_FREE(sampass);
return True;
}
TALLOC_FREE(sampass);
return False;
}
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;
uint32 acc_granted;
size_t sd_size;
r_u->status = NT_STATUS_OK;
if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &pol_sid, &acc_granted, NULL))
return NT_STATUS_INVALID_HANDLE;
DEBUG(10,("_samr_query_sec_obj: querying security on SID: %s\n", sid_to_string(str_sid, &pol_sid)));
if (pol_sid.sid_rev_num == 0) {
DEBUG(5,("_samr_query_sec_obj: querying security on SAM\n"));
r_u->status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
} else if (sid_equal(&pol_sid,get_global_sam_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 = make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0);
} else if (sid_equal(&pol_sid,&global_sid_Builtin)) {
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 = make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0);
} else if (sid_check_is_in_our_domain(&pol_sid) ||
sid_check_is_in_builtin(&pol_sid)) {
DEBUG(10,("_samr_query_sec_obj: querying security on Object with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
if (check_change_pw_access(p->mem_ctx, &pol_sid)) {
r_u->status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping,
&pol_sid, SAMR_USR_RIGHTS_WRITE_PW);
} else {
r_u->status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_nopwchange_generic_mapping,
&pol_sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
}
} 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;
}
static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp,
UNISTR2 **uni_name_pp,
uint32 num_entries, uint32 start_idx,
struct samr_displayentry *entries)
{
uint32 i;
SAM_ENTRY *sam;
UNISTR2 *uni_name;
*sam_pp = NULL;
*uni_name_pp = NULL;
if (num_entries == 0)
return NT_STATUS_OK;
sam = TALLOC_ZERO_ARRAY(ctx, SAM_ENTRY, num_entries);
uni_name = TALLOC_ZERO_ARRAY(ctx, 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++) {
UNISTR2 uni_temp_name;
if (entries[i].acct_flags & ACB_DOMTRUST) {
init_unistr2(&uni_temp_name, entries[i].account_name,
UNI_FLAGS_NONE);
} else {
init_unistr2(&uni_temp_name, entries[i].account_name,
UNI_STR_TERMINATE);
}
init_sam_entry(&sam[i], &uni_temp_name, entries[i].rid);
copy_unistr2(&uni_name[i], &uni_temp_name);
}
*sam_pp = sam;
*uni_name_pp = uni_name;
return NT_STATUS_OK;
}
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;
int num_account;
uint32 enum_context=q_u->start_idx;
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;
struct samr_displayentry *entries = NULL;
r_u->status = NT_STATUS_OK;
if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
return NT_STATUS_INVALID_HANDLE;
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__));
if (info->builtin_domain) {
init_samr_r_enum_dom_users(r_u, q_u->start_idx, 0);
DEBUG(5,("_samr_enum_dom_users: No users in BUILTIN\n"));
return r_u->status;
}
become_root();
if ((info->disp_info->enum_users != NULL) &&
(info->disp_info->enum_acb_mask != q_u->acb_mask)) {
pdb_search_destroy(info->disp_info->enum_users);
info->disp_info->enum_users = NULL;
}
if (info->disp_info->enum_users == NULL) {
info->disp_info->enum_users = pdb_search_users(q_u->acb_mask);
info->disp_info->enum_acb_mask = q_u->acb_mask;
}
if (info->disp_info->enum_users == NULL) {
unbecome_root();
return NT_STATUS_ACCESS_DENIED;
}
num_account = pdb_search_entries(info->disp_info->enum_users,
enum_context, max_entries,
&entries);
unbecome_root();
if (num_account == 0) {
DEBUG(5, ("_samr_enum_dom_users: enumeration handle over "
"total entries\n"));
init_samr_r_enum_dom_users(r_u, q_u->start_idx, 0);
return NT_STATUS_OK;
}
r_u->status = make_user_sam_entry_list(p->mem_ctx, &r_u->sam,
&r_u->uni_acct_name,
num_account, enum_context,
entries);
if (!NT_STATUS_IS_OK(r_u->status))
return r_u->status;
if (max_entries <= num_account) {
r_u->status = STATUS_MORE_ENTRIES;
} else {
r_u->status = NT_STATUS_OK;
}
set_disp_info_cache_timeout(info->disp_info, DISP_INFO_CACHE_TIMEOUT);
DEBUG(5, ("_samr_enum_dom_users: %d\n", __LINE__));
init_samr_r_enum_dom_users(r_u, q_u->start_idx + num_account,
num_account);
DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__));
return r_u->status;
}
static void make_group_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp,
UNISTR2 **uni_name_pp,
uint32 num_sam_entries,
struct samr_displayentry *entries)
{
uint32 i;
SAM_ENTRY *sam;
UNISTR2 *uni_name;
*sam_pp = NULL;
*uni_name_pp = NULL;
if (num_sam_entries == 0)
return;
sam = TALLOC_ZERO_ARRAY(ctx, SAM_ENTRY, num_sam_entries);
uni_name = TALLOC_ZERO_ARRAY(ctx, 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++) {
init_unistr2(&uni_name[i], entries[i].account_name,
UNI_STR_TERMINATE);
init_sam_entry(&sam[i], &uni_name[i], entries[i].rid);
}
*sam_pp = sam;
*uni_name_pp = uni_name;
}
NTSTATUS _samr_enum_dom_groups(pipes_struct *p, SAMR_Q_ENUM_DOM_GROUPS *q_u, SAMR_R_ENUM_DOM_GROUPS *r_u)
{
struct samr_info *info = NULL;
struct samr_displayentry *groups;
uint32 num_groups;
r_u->status = NT_STATUS_OK;
if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
return NT_STATUS_INVALID_HANDLE;
r_u->status = access_check_samr_function(info->acc_granted,
SA_RIGHT_DOMAIN_ENUM_ACCOUNTS,
"_samr_enum_dom_groups");
if (!NT_STATUS_IS_OK(r_u->status))
return r_u->status;
DEBUG(5,("samr_reply_enum_dom_groups: %d\n", __LINE__));
if (info->builtin_domain) {
init_samr_r_enum_dom_groups(r_u, q_u->start_idx, 0);
DEBUG(5,("_samr_enum_dom_users: No groups in BUILTIN\n"));
return r_u->status;
}
become_root();
if (info->disp_info->groups == NULL) {
info->disp_info->groups = pdb_search_groups();
if (info->disp_info->groups == NULL) {
unbecome_root();
return NT_STATUS_ACCESS_DENIED;
}
}
num_groups = pdb_search_entries(info->disp_info->groups, q_u->start_idx,
MAX_SAM_ENTRIES, &groups);
unbecome_root();
set_disp_info_cache_timeout(info->disp_info, DISP_INFO_CACHE_TIMEOUT);
make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name,
num_groups, groups);
init_samr_r_enum_dom_groups(r_u, q_u->start_idx, num_groups);
DEBUG(5,("samr_enum_dom_groups: %d\n", __LINE__));
return r_u->status;
}
NTSTATUS _samr_enum_dom_aliases(pipes_struct *p, SAMR_Q_ENUM_DOM_ALIASES *q_u, SAMR_R_ENUM_DOM_ALIASES *r_u)
{
struct samr_info *info;
struct samr_displayentry *aliases;
uint32 num_aliases = 0;
if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
return NT_STATUS_INVALID_HANDLE;
r_u->status = access_check_samr_function(info->acc_granted,
SA_RIGHT_DOMAIN_ENUM_ACCOUNTS,
"_samr_enum_dom_aliases");
if (!NT_STATUS_IS_OK(r_u->status))
return r_u->status;
DEBUG(5,("samr_reply_enum_dom_aliases: sid %s\n",
sid_string_static(&info->sid)));
become_root();
if (info->disp_info->aliases == NULL) {
info->disp_info->aliases = pdb_search_aliases(&info->sid);
if (info->disp_info->aliases == NULL) {
unbecome_root();
return NT_STATUS_ACCESS_DENIED;
}
}
num_aliases = pdb_search_entries(info->disp_info->aliases, q_u->start_idx,
MAX_SAM_ENTRIES, &aliases);
unbecome_root();
set_disp_info_cache_timeout(info->disp_info, DISP_INFO_CACHE_TIMEOUT);
make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name,
num_aliases, aliases);
init_samr_r_enum_dom_aliases(r_u, q_u->start_idx + num_aliases,
num_aliases);
DEBUG(5,("samr_enum_dom_aliases: %d\n", __LINE__));
return r_u->status;
}
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;
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 = NT_STATUS_UNSUCCESSFUL;
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;
struct samr_displayentry *entries = NULL;
DEBUG(5, ("samr_reply_query_dispinfo: %d\n", __LINE__));
r_u->status = NT_STATUS_UNSUCCESSFUL;
if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)(void *)&info))
return NT_STATUS_INVALID_HANDLE;
if ((q_u->switch_level < 1) || (q_u->switch_level > 5)) {
DEBUG(0,("_samr_query_dispinfo: Unknown info level (%u)\n",
(unsigned int)q_u->switch_level ));
return NT_STATUS_INVALID_INFO_CLASS;
}
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;
}
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 = TALLOC_ZERO_P(p->mem_ctx,SAM_DISPINFO_CTR)))
return NT_STATUS_NO_MEMORY;
ZERO_STRUCTP(ctr);
become_root();
switch (q_u->switch_level) {
case 0x1:
case 0x4:
if (info->disp_info->users == NULL) {
info->disp_info->users = pdb_search_users(ACB_NORMAL);
if (info->disp_info->users == NULL) {
unbecome_root();
return NT_STATUS_ACCESS_DENIED;
}
DEBUG(10,("samr_reply_query_dispinfo: starting user enumeration at index %u\n",
(unsigned int)enum_context ));
} else {
DEBUG(10,("samr_reply_query_dispinfo: using cached user enumeration at index %u\n",
(unsigned int)enum_context ));
}
num_account = pdb_search_entries(info->disp_info->users,
enum_context, max_entries,
&entries);
break;
case 0x2:
if (info->disp_info->machines == NULL) {
info->disp_info->machines =
pdb_search_users(ACB_WSTRUST|ACB_SVRTRUST);
if (info->disp_info->machines == NULL) {
unbecome_root();
return NT_STATUS_ACCESS_DENIED;
}
DEBUG(10,("samr_reply_query_dispinfo: starting machine enumeration at index %u\n",
(unsigned int)enum_context ));
} else {
DEBUG(10,("samr_reply_query_dispinfo: using cached machine enumeration at index %u\n",
(unsigned int)enum_context ));
}
num_account = pdb_search_entries(info->disp_info->machines,
enum_context, max_entries,
&entries);
break;
case 0x3:
case 0x5:
if (info->disp_info->groups == NULL) {
info->disp_info->groups = pdb_search_groups();
if (info->disp_info->groups == NULL) {
unbecome_root();
return NT_STATUS_ACCESS_DENIED;
}
DEBUG(10,("samr_reply_query_dispinfo: starting group enumeration at index %u\n",
(unsigned int)enum_context ));
} else {
DEBUG(10,("samr_reply_query_dispinfo: using cached group enumeration at index %u\n",
(unsigned int)enum_context ));
}
num_account = pdb_search_entries(info->disp_info->groups,
enum_context, max_entries,
&entries);
break;
default:
unbecome_root();
smb_panic("info class changed");
break;
}
unbecome_root();
switch (q_u->switch_level) {
case 0x1:
disp_ret = init_sam_dispinfo_1(p->mem_ctx, &ctr->sam.info1,
num_account, enum_context,
entries);
break;
case 0x2:
disp_ret = init_sam_dispinfo_2(p->mem_ctx, &ctr->sam.info2,
num_account, enum_context,
entries);
break;
case 0x3:
disp_ret = init_sam_dispinfo_3(p->mem_ctx, &ctr->sam.info3,
num_account, enum_context,
entries);
break;
case 0x4:
disp_ret = init_sam_dispinfo_4(p->mem_ctx, &ctr->sam.info4,
num_account, enum_context,
entries);
break;
case 0x5:
disp_ret = init_sam_dispinfo_5(p->mem_ctx, &ctr->sam.info5,
num_account, enum_context,
entries);
break;
default:
smb_panic("info class changed");
break;
}
if (!NT_STATUS_IS_OK(disp_ret))
return disp_ret;
total_data_size=num_account*struct_size;
if (num_account) {
r_u->status = STATUS_MORE_ENTRIES;
} else {
r_u->status = NT_STATUS_OK;
}
set_disp_info_cache_timeout(info->disp_info, DISP_INFO_CACHE_TIMEOUT);
DEBUG(5, ("_samr_query_dispinfo: %d\n", __LINE__));
init_samr_r_query_dispinfo(r_u, num_account, total_data_size,
temp_size, q_u->switch_level, ctr,
r_u->status);
return r_u->status;
}
NTSTATUS _samr_query_aliasinfo(pipes_struct *p, SAMR_Q_QUERY_ALIASINFO *q_u, SAMR_R_QUERY_ALIASINFO *r_u)
{
DOM_SID sid;
struct acct_info info;
uint32 acc_granted;
BOOL ret;
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__));
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted, NULL))
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;
}
become_root();
ret = pdb_get_aliasinfo(&sid, &info);
unbecome_root();
if ( !ret )
return NT_STATUS_NO_SUCH_ALIAS;
if ( !(r_u->ctr = TALLOC_ZERO_P( p->mem_ctx, ALIAS_INFO_CTR )) )
return NT_STATUS_NO_MEMORY;
switch (q_u->level ) {
case 1:
r_u->ctr->level = 1;
init_samr_alias_info1(&r_u->ctr->alias.info1, info.acct_name, 1, info.acct_desc);
break;
case 3:
r_u->ctr->level = 3;
init_samr_alias_info3(&r_u->ctr->alias.info3, info.acct_desc);
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__));
return r_u->status;
}
#if 0
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));
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
NTSTATUS _samr_lookup_names(pipes_struct *p, SAMR_Q_LOOKUP_NAMES *q_u, SAMR_R_LOOKUP_NAMES *r_u)
{
uint32 rid[MAX_SAM_ENTRIES];
enum lsa_SidType type[MAX_SAM_ENTRIES];
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, NULL)) {
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"))) {
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)));
for (i = 0; i < num_rids; i++) {
fstring name;
int ret;
r_u->status = NT_STATUS_NONE_MAPPED;
type[i] = SID_NAME_UNKNOWN;
rid [i] = 0xffffffff;
ret = rpcstr_pull(name, q_u->uni_name[i].buffer, sizeof(name), q_u->uni_name[i].uni_str_len*2, 0);
if (ret <= 0) {
continue;
}
if (sid_check_is_builtin(&pol_sid)) {
if (lookup_builtin_name(name, &rid[i])) {
type[i] = SID_NAME_ALIAS;
}
} else {
DOM_SID tmp;
if (lookup_global_sam_name(name, 0, &tmp, &type[i])) {
sid_split_rid(&tmp, &rid[i]);
}
}
if (type[i] != SID_NAME_UNKNOWN) {
r_u->status = NT_STATUS_OK;
}
}
init_samr_r_lookup_names(p->mem_ctx, r_u, num_rids, rid, type, r_u->status);
DEBUG(5,("_samr_lookup_names: %d\n", __LINE__));
return r_u->status;
}
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));
(void)map_username(user_name);
r_u->status = 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, NULL);
init_samr_r_chgpasswd_user(r_u, r_u->status);
DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__));
return r_u->status;
}
NTSTATUS _samr_chgpasswd_user3(pipes_struct *p, SAMR_Q_CHGPASSWD_USER3 *q_u, SAMR_R_CHGPASSWD_USER3 *r_u)
{
fstring user_name;
fstring wks;
uint32 reject_reason;
SAM_UNK_INFO_1 *info = NULL;
SAMR_CHANGE_REJECT *reject = NULL;
DEBUG(5,("_samr_chgpasswd_user3: %d\n", __LINE__));
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_user3: user: %s wks: %s\n", user_name, wks));
(void)map_username(user_name);
r_u->status = 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, &reject_reason);
if (NT_STATUS_EQUAL(r_u->status, NT_STATUS_PASSWORD_RESTRICTION) ||
NT_STATUS_EQUAL(r_u->status, NT_STATUS_ACCOUNT_RESTRICTION)) {
uint32 min_pass_len,pass_hist,password_properties;
time_t u_expire, u_min_age;
NTTIME nt_expire, nt_min_age;
uint32 account_policy_temp;
if ((info = TALLOC_ZERO_P(p->mem_ctx, SAM_UNK_INFO_1)) == NULL) {
return NT_STATUS_NO_MEMORY;
}
if ((reject = TALLOC_ZERO_P(p->mem_ctx, SAMR_CHANGE_REJECT)) == NULL) {
return NT_STATUS_NO_MEMORY;
}
ZERO_STRUCTP(info);
ZERO_STRUCTP(reject);
become_root();
pdb_get_account_policy(AP_MIN_PASSWORD_LEN, &account_policy_temp);
min_pass_len = account_policy_temp;
pdb_get_account_policy(AP_PASSWORD_HISTORY, &account_policy_temp);
pass_hist = account_policy_temp;
pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp);
password_properties = account_policy_temp;
pdb_get_account_policy(AP_MAX_PASSWORD_AGE, &account_policy_temp);
u_expire = account_policy_temp;
pdb_get_account_policy(AP_MIN_PASSWORD_AGE, &account_policy_temp);
u_min_age = account_policy_temp;
unbecome_root();
unix_to_nt_time_abs(&nt_expire, u_expire);
unix_to_nt_time_abs(&nt_min_age, u_min_age);
init_unk_info1(info, (uint16)min_pass_len, (uint16)pass_hist,
password_properties, nt_expire, nt_min_age);
reject->reject_reason = reject_reason;
}
init_samr_r_chgpasswd_user3(r_u, r_u->status, reject, info);
DEBUG(5,("_samr_chgpasswd_user3: %d\n", __LINE__));
return r_u->status;
}
static BOOL make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names,
const char **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 = TALLOC_ZERO_ARRAY(ctx, UNIHDR, num_names);
if (hdr_name == NULL)
return False;
uni_name = TALLOC_ZERO_ARRAY(ctx,UNISTR2, num_names);
if (uni_name == NULL)
return False;
}
for (i = 0; i < num_names; i++) {
DEBUG(10, ("names[%d]:%s\n", i, names[i] && *names[i] ? names[i] : ""));
init_unistr2(&uni_name[i], names[i], UNI_FLAGS_NONE);
init_uni_hdr(&hdr_name[i], &uni_name[i]);
}
*pp_uni_name = uni_name;
*pp_hdr_name = hdr_name;
return True;
}
NTSTATUS _samr_lookup_rids(pipes_struct *p, SAMR_Q_LOOKUP_RIDS *q_u, SAMR_R_LOOKUP_RIDS *r_u)
{
const char **names;
enum lsa_SidType *attrs = NULL;
uint32 *wire_attrs = NULL;
UNIHDR *hdr_name = NULL;
UNISTR2 *uni_name = NULL;
DOM_SID pol_sid;
int num_rids = (int)q_u->num_rids1;
uint32 acc_granted;
int i;
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__));
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted, NULL))
return NT_STATUS_INVALID_HANDLE;
if (num_rids > 1000) {
DEBUG(0, ("Got asked for %d rids (more than 1000) -- according "
"to samba4 idl this is not possible\n", num_rids));
return NT_STATUS_UNSUCCESSFUL;
}
if (num_rids) {
names = TALLOC_ZERO_ARRAY(p->mem_ctx, const char *, num_rids);
attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, enum lsa_SidType, num_rids);
wire_attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_rids);
if ((names == NULL) || (attrs == NULL) || (wire_attrs==NULL))
return NT_STATUS_NO_MEMORY;
} else {
names = NULL;
attrs = NULL;
wire_attrs = NULL;
}
become_root();
r_u->status = pdb_lookup_rids(&pol_sid, num_rids, q_u->rid,
names, attrs);
unbecome_root();
if ( NT_STATUS_EQUAL(r_u->status, NT_STATUS_NONE_MAPPED) && (num_rids == 0) ) {
r_u->status = NT_STATUS_OK;
}
if(!make_samr_lookup_rids(p->mem_ctx, num_rids, names,
&hdr_name, &uni_name))
return NT_STATUS_NO_MEMORY;
for (i = 0; i < num_rids; i++) {
wire_attrs[i] = (uint32)attrs[i];
}
init_samr_r_lookup_rids(r_u, num_rids, hdr_name, uni_name, wire_attrs);
DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__));
return r_u->status;
}
NTSTATUS _samr_open_user(pipes_struct *p, SAMR_Q_OPEN_USER *q_u, SAMR_R_OPEN_USER *r_u)
{
struct samu *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;
SE_PRIV se_rights;
r_u->status = NT_STATUS_OK;
if ( !get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted, NULL) )
return NT_STATUS_INVALID_HANDLE;
nt_status = access_check_samr_function( acc_granted,
SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_user" );
if ( !NT_STATUS_IS_OK(nt_status) )
return nt_status;
if ( !(sampass = samu_new( p->mem_ctx )) ) {
return NT_STATUS_NO_MEMORY;
}
if (!sid_append_rid(&sid, q_u->user_rid))
return NT_STATUS_NO_SUCH_USER;
make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &sid, SAMR_USR_RIGHTS_WRITE_PW);
se_map_generic(&des_access, &usr_generic_mapping);
se_priv_copy( &se_rights, &se_machine_account );
se_priv_add( &se_rights, &se_add_users );
nt_status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
&se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
&acc_granted, "_samr_open_user");
if ( !NT_STATUS_IS_OK(nt_status) )
return nt_status;
become_root();
ret=pdb_getsampwsid(sampass, &sid);
unbecome_root();
if (ret == False) {
return NT_STATUS_NO_SUCH_USER;
}
TALLOC_FREE(sampass);
if ((info = get_samr_info_by_sid(&sid)) == NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = acc_granted;
if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
return r_u->status;
}
static NTSTATUS get_user_info_7(TALLOC_CTX *mem_ctx, SAM_USER_INFO_7 *id7, DOM_SID *user_sid)
{
struct samu *smbpass=NULL;
BOOL ret;
if ( !(smbpass = samu_new( mem_ctx )) ) {
return NT_STATUS_NO_MEMORY;
}
become_root();
ret = pdb_getsampwsid(smbpass, user_sid);
unbecome_root();
if ( !ret ) {
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(id7);
init_sam_user_info7(id7, pdb_get_username(smbpass) );
TALLOC_FREE(smbpass);
return NT_STATUS_OK;
}
static NTSTATUS get_user_info_9(TALLOC_CTX *mem_ctx, SAM_USER_INFO_9 * id9, DOM_SID *user_sid)
{
struct samu *smbpass=NULL;
BOOL ret;
if ( !(smbpass = samu_new( mem_ctx )) ) {
return NT_STATUS_NO_MEMORY;
}
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(id9);
init_sam_user_info9(id9, pdb_get_group_rid(smbpass) );
TALLOC_FREE(smbpass);
return NT_STATUS_OK;
}
static NTSTATUS get_user_info_16(TALLOC_CTX *mem_ctx, SAM_USER_INFO_16 *id16, DOM_SID *user_sid)
{
struct samu *smbpass=NULL;
BOOL ret;
if ( !(smbpass = samu_new( mem_ctx )) ) {
return NT_STATUS_NO_MEMORY;
}
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(id16);
init_sam_user_info16(id16, pdb_get_acct_ctrl(smbpass) );
TALLOC_FREE(smbpass);
return NT_STATUS_OK;
}
static NTSTATUS get_user_info_18(pipes_struct *p, TALLOC_CTX *mem_ctx, SAM_USER_INFO_18 * id18, DOM_SID *user_sid)
{
struct samu *smbpass=NULL;
BOOL ret;
if (p->auth.auth_type != PIPE_AUTH_TYPE_NTLMSSP || p->auth.auth_type != PIPE_AUTH_TYPE_SPNEGO_NTLMSSP) {
return NT_STATUS_ACCESS_DENIED;
}
if (p->auth.auth_level != PIPE_AUTH_LEVEL_PRIVACY) {
return NT_STATUS_ACCESS_DENIED;
}
if ( !(smbpass = samu_new( mem_ctx )) ) {
return NT_STATUS_NO_MEMORY;
}
ret = pdb_getsampwsid(smbpass, user_sid);
if (ret == False) {
DEBUG(4, ("User %s not found\n", sid_string_static(user_sid)));
TALLOC_FREE(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) {
TALLOC_FREE(smbpass);
return NT_STATUS_ACCOUNT_DISABLED;
}
ZERO_STRUCTP(id18);
init_sam_user_info18(id18, pdb_get_lanman_passwd(smbpass), pdb_get_nt_passwd(smbpass));
TALLOC_FREE(smbpass);
return NT_STATUS_OK;
}
static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx, SAM_USER_INFO_20 *id20, DOM_SID *user_sid)
{
struct samu *sampass=NULL;
BOOL ret;
if ( !(sampass = samu_new( mem_ctx )) ) {
return NT_STATUS_NO_MEMORY;
}
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);
TALLOC_FREE(sampass);
return NT_STATUS_OK;
}
static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx, SAM_USER_INFO_21 *id21,
DOM_SID *user_sid, DOM_SID *domain_sid)
{
struct samu *sampass=NULL;
BOOL ret;
NTSTATUS nt_status;
if ( !(sampass = samu_new( mem_ctx )) ) {
return NT_STATUS_NO_MEMORY;
}
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);
TALLOC_FREE(sampass);
return nt_status;
}
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;
if (!find_policy_by_hnd(p, &q_u->pol, (void **)(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 = TALLOC_ZERO_P(p->mem_ctx, SAM_USERINFO_CTR);
if (!ctr)
return NT_STATUS_NO_MEMORY;
ZERO_STRUCTP(ctr);
ctr->switch_value = q_u->switch_value;
DEBUG(5,("_samr_query_userinfo: user info level: %d\n", q_u->switch_value));
switch (q_u->switch_value) {
case 7:
ctr->info.id7 = TALLOC_ZERO_P(p->mem_ctx, SAM_USER_INFO_7);
if (ctr->info.id7 == NULL)
return NT_STATUS_NO_MEMORY;
if (!NT_STATUS_IS_OK(r_u->status = get_user_info_7(p->mem_ctx, ctr->info.id7, &info->sid)))
return r_u->status;
break;
case 9:
ctr->info.id9 = TALLOC_ZERO_P(p->mem_ctx, SAM_USER_INFO_9);
if (ctr->info.id9 == NULL)
return NT_STATUS_NO_MEMORY;
if (!NT_STATUS_IS_OK(r_u->status = get_user_info_9(p->mem_ctx, ctr->info.id9, &info->sid)))
return r_u->status;
break;
case 16:
ctr->info.id16 = TALLOC_ZERO_P(p->mem_ctx, SAM_USER_INFO_16);
if (ctr->info.id16 == NULL)
return NT_STATUS_NO_MEMORY;
if (!NT_STATUS_IS_OK(r_u->status = get_user_info_16(p->mem_ctx, ctr->info.id16, &info->sid)))
return r_u->status;
break;
case 18:
ctr->info.id18 = TALLOC_ZERO_P(p->mem_ctx, SAM_USER_INFO_18);
if (ctr->info.id18 == NULL)
return NT_STATUS_NO_MEMORY;
if (!NT_STATUS_IS_OK(r_u->status = get_user_info_18(p, p->mem_ctx, ctr->info.id18, &info->sid)))
return r_u->status;
break;
case 20:
ctr->info.id20 = TALLOC_ZERO_P(p->mem_ctx,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 = TALLOC_ZERO_P(p->mem_ctx,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;
}
NTSTATUS _samr_query_usergroups(pipes_struct *p, SAMR_Q_QUERY_USERGROUPS *q_u, SAMR_R_QUERY_USERGROUPS *r_u)
{
struct samu *sam_pass=NULL;
DOM_SID sid;
DOM_SID *sids;
DOM_GID dom_gid;
DOM_GID *gids = NULL;
uint32 primary_group_rid;
size_t num_groups = 0;
gid_t *unix_gids;
size_t i, num_gids;
uint32 acc_granted;
BOOL ret;
NTSTATUS result;
BOOL success = False;
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__));
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted, NULL))
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;
if ( !(sam_pass = samu_new( p->mem_ctx )) ) {
return NT_STATUS_NO_MEMORY;
}
become_root();
ret = pdb_getsampwsid(sam_pass, &sid);
unbecome_root();
if (!ret) {
DEBUG(10, ("pdb_getsampwsid failed for %s\n",
sid_string_static(&sid)));
return NT_STATUS_NO_SUCH_USER;
}
sids = NULL;
become_root();
result = pdb_enum_group_memberships(p->mem_ctx, sam_pass,
&sids, &unix_gids, &num_groups);
if ( NT_STATUS_IS_OK(result) ) {
success = sid_peek_check_rid(get_global_sam_sid(),
pdb_get_group_sid(sam_pass),
&primary_group_rid);
}
unbecome_root();
if (!NT_STATUS_IS_OK(result)) {
DEBUG(10, ("pdb_enum_group_memberships failed for %s\n",
sid_string_static(&sid)));
return result;
}
if ( !success ) {
DEBUG(5, ("Group sid %s for user %s not in our domain\n",
sid_string_static(pdb_get_group_sid(sam_pass)),
pdb_get_username(sam_pass)));
TALLOC_FREE(sam_pass);
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
gids = NULL;
num_gids = 0;
dom_gid.attr = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|
SE_GROUP_ENABLED);
dom_gid.g_rid = primary_group_rid;
ADD_TO_ARRAY(p->mem_ctx, DOM_GID, dom_gid, &gids, &num_gids);
for (i=0; i<num_groups; i++) {
if (!sid_peek_check_rid(get_global_sam_sid(),
&(sids[i]), &dom_gid.g_rid)) {
DEBUG(10, ("Found sid %s not in our domain\n",
sid_string_static(&sids[i])));
continue;
}
if (dom_gid.g_rid == primary_group_rid) {
continue;
}
ADD_TO_ARRAY(p->mem_ctx, DOM_GID, dom_gid, &gids, &num_gids);
}
init_samr_r_query_usergroups(r_u, num_gids, gids, r_u->status);
DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__));
return r_u->status;
}
NTSTATUS _samr_query_domain_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,password_properties;
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;
time_t seq_num;
uint32 server_role;
uint32 num_users=0, num_groups=0, num_aliases=0;
if ((ctr = TALLOC_ZERO_P(p->mem_ctx, SAM_UNK_CTR)) == NULL) {
return NT_STATUS_NO_MEMORY;
}
ZERO_STRUCTP(ctr);
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_query_domain_info: %d\n", __LINE__));
if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)(void *)&info)) {
return NT_STATUS_INVALID_HANDLE;
}
switch (q_u->switch_value) {
case 0x01:
become_root();
pdb_get_account_policy(AP_MIN_PASSWORD_LEN, &account_policy_temp);
min_pass_len = account_policy_temp;
pdb_get_account_policy(AP_PASSWORD_HISTORY, &account_policy_temp);
pass_hist = account_policy_temp;
pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp);
password_properties = account_policy_temp;
pdb_get_account_policy(AP_MAX_PASSWORD_AGE, &account_policy_temp);
u_expire = account_policy_temp;
pdb_get_account_policy(AP_MIN_PASSWORD_AGE, &account_policy_temp);
u_min_age = account_policy_temp;
unbecome_root();
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,
password_properties, nt_expire, nt_min_age);
break;
case 0x02:
become_root();
num_users = count_sam_users(info->disp_info, ACB_NORMAL);
num_groups = count_sam_groups(info->disp_info);
num_aliases = count_sam_aliases(info->disp_info);
pdb_get_account_policy(AP_TIME_TO_LOGOUT, &account_policy_temp);
u_logout = account_policy_temp;
unix_to_nt_time_abs(&nt_logout, u_logout);
if (!pdb_get_seq_num(&seq_num))
seq_num = time(NULL);
unbecome_root();
server_role = ROLE_DOMAIN_PDC;
if (lp_server_role() == ROLE_DOMAIN_BDC)
server_role = ROLE_DOMAIN_BDC;
init_unk_info2(&ctr->info.inf2, lp_serverstring(), lp_workgroup(), global_myname(), seq_num,
num_users, num_groups, num_aliases, nt_logout, server_role);
break;
case 0x03:
become_root();
{
uint32 ul;
pdb_get_account_policy(AP_TIME_TO_LOGOUT, &ul);
u_logout = (time_t)ul;
}
unbecome_root();
unix_to_nt_time_abs(&nt_logout, u_logout);
init_unk_info3(&ctr->info.inf3, nt_logout);
break;
case 0x04:
init_unk_info4(&ctr->info.inf4, lp_serverstring());
break;
case 0x05:
init_unk_info5(&ctr->info.inf5, get_global_sam_name());
break;
case 0x06:
init_unk_info6(&ctr->info.inf6, global_myname());
break;
case 0x07:
server_role = ROLE_DOMAIN_PDC;
if (lp_server_role() == ROLE_DOMAIN_BDC)
server_role = ROLE_DOMAIN_BDC;
init_unk_info7(&ctr->info.inf7, server_role);
break;
case 0x08:
become_root();
if (!pdb_get_seq_num(&seq_num)) {
seq_num = time(NULL);
}
unbecome_root();
init_unk_info8(&ctr->info.inf8, (uint32) seq_num);
break;
case 0x0c:
become_root();
pdb_get_account_policy(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
u_lock_duration = account_policy_temp;
if (u_lock_duration != -1) {
u_lock_duration *= 60;
}
pdb_get_account_policy(AP_RESET_COUNT_TIME, &account_policy_temp);
u_reset_time = account_policy_temp * 60;
pdb_get_account_policy(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
lockout = account_policy_temp;
unbecome_root();
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_domain_info(r_u, q_u->switch_value, ctr, NT_STATUS_OK);
DEBUG(5,("_samr_query_domain_info: %d\n", __LINE__));
return r_u->status;
}
static NTSTATUS can_create(TALLOC_CTX *mem_ctx, const char *new_name)
{
enum lsa_SidType type;
BOOL result;
DEBUG(10, ("Checking whether [%s] can be created\n", new_name));
become_root();
result = lookup_name(mem_ctx, new_name, LOOKUP_NAME_LOCAL,
NULL, NULL, NULL, &type);
unbecome_root();
if (!result) {
DEBUG(10, ("%s does not exist, can create it\n", new_name));
return NT_STATUS_OK;
}
DEBUG(5, ("trying to create %s, exists as %s\n",
new_name, sid_type_lookup(type)));
if (type == SID_NAME_DOM_GRP) {
return NT_STATUS_GROUP_EXISTS;
}
if (type == SID_NAME_ALIAS) {
return NT_STATUS_ALIAS_EXISTS;
}
return NT_STATUS_USER_EXISTS;
}
NTSTATUS _samr_create_user(pipes_struct *p, SAMR_Q_CREATE_USER *q_u,
SAMR_R_CREATE_USER *r_u)
{
char *account;
DOM_SID sid;
POLICY_HND dom_pol = q_u->domain_pol;
uint16 acb_info = q_u->acb_info;
POLICY_HND *user_pol = &r_u->user_pol;
struct samr_info *info = NULL;
NTSTATUS nt_status;
uint32 acc_granted;
SEC_DESC *psd;
size_t sd_size;
uint32 des_access = GENERIC_RIGHTS_USER_ALL_ACCESS;
BOOL can_add_account = False;
SE_PRIV se_rights;
DISP_INFO *disp_info = NULL;
if (!get_lsa_policy_samr_sid(p, &dom_pol, &sid, &acc_granted,
&disp_info))
return NT_STATUS_INVALID_HANDLE;
nt_status = access_check_samr_function(acc_granted,
SA_RIGHT_DOMAIN_CREATE_USER,
"_samr_create_user");
if (!NT_STATUS_IS_OK(nt_status)) {
return nt_status;
}
if (!(acb_info == ACB_NORMAL || acb_info == ACB_DOMTRUST ||
acb_info == ACB_WSTRUST || acb_info == ACB_SVRTRUST)) {
return NT_STATUS_INVALID_PARAMETER;
}
account = rpcstr_pull_unistr2_talloc(p->mem_ctx, &q_u->uni_name);
if (account == NULL) {
return NT_STATUS_NO_MEMORY;
}
nt_status = can_create(p->mem_ctx, account);
if (!NT_STATUS_IS_OK(nt_status)) {
return nt_status;
}
if ( acb_info & ACB_WSTRUST )
{
se_priv_copy( &se_rights, &se_machine_account );
can_add_account = user_has_privileges(
p->pipe_user.nt_user_token, &se_rights );
}
else if ( acb_info & ACB_NORMAL &&
(account[strlen(account)-1] != '$') )
{
se_priv_copy( &se_rights, &se_add_users );
can_add_account = user_has_privileges(
p->pipe_user.nt_user_token, &se_rights );
}
else
{
if ( lp_enable_privileges() ) {
se_priv_copy( &se_rights, &se_priv_none );
can_add_account = nt_token_check_domain_rid(
p->pipe_user.nt_user_token,
DOMAIN_GROUP_RID_ADMINS );
}
}
DEBUG(5, ("_samr_create_user: %s can add this account : %s\n",
uidtoname(p->pipe_user.ut.uid),
can_add_account ? "True":"False" ));
if ( can_add_account )
become_root();
nt_status = pdb_create_user(p->mem_ctx, account, acb_info,
&r_u->user_rid);
if ( can_add_account )
unbecome_root();
if ( !NT_STATUS_IS_OK(nt_status) )
return nt_status;
sid_compose(&sid, get_global_sam_sid(), r_u->user_rid);
make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping,
&sid, SAMR_USR_RIGHTS_WRITE_PW);
se_map_generic(&des_access, &usr_generic_mapping);
nt_status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
&se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
&acc_granted, "_samr_create_user");
if ( !NT_STATUS_IS_OK(nt_status) ) {
return nt_status;
}
if ((info = get_samr_info_by_sid(&sid)) == NULL) {
return NT_STATUS_NO_MEMORY;
}
ZERO_STRUCTP(info);
info->sid = sid;
info->acc_granted = acc_granted;
if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info)) {
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
force_flush_samr_cache(info->disp_info);
r_u->access_granted = acc_granted;
return NT_STATUS_OK;
}
NTSTATUS _samr_connect_anon(pipes_struct *p, SAMR_Q_CONNECT_ANON *q_u, SAMR_R_CONNECT_ANON *r_u)
{
struct samr_info *info = NULL;
uint32 des_access = q_u->access_mask;
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;
}
r_u->status = NT_STATUS_OK;
if ((info = get_samr_info_by_sid(NULL)) == NULL)
return NT_STATUS_NO_MEMORY;
if (des_access == MAXIMUM_ALLOWED_ACCESS) {
des_access = GENERIC_ALL_ACCESS;
}
se_map_generic( &des_access, &sam_generic_mapping );
info->acc_granted = des_access & (SA_RIGHT_SAM_ENUM_DOMAINS|SA_RIGHT_SAM_OPEN_DOMAIN);
info->status = q_u->unknown_0;
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;
}
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;
NTSTATUS nt_status;
size_t sd_size;
DEBUG(5,("_samr_connect: %d\n", __LINE__));
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to samr_connect\n"));
r_u->status = NT_STATUS_ACCESS_DENIED;
return r_u->status;
}
make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
se_map_generic(&des_access, &sam_generic_mapping);
nt_status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
NULL, 0, des_access, &acc_granted, "_samr_connect");
if ( !NT_STATUS_IS_OK(nt_status) )
return nt_status;
r_u->status = NT_STATUS_OK;
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;
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;
}
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;
NTSTATUS nt_status;
size_t sd_size;
DEBUG(5,("_samr_connect4: %d\n", __LINE__));
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to samr_connect4\n"));
r_u->status = NT_STATUS_ACCESS_DENIED;
return r_u->status;
}
make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
se_map_generic(&des_access, &sam_generic_mapping);
nt_status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
NULL, 0, des_access, &acc_granted, "_samr_connect4");
if ( !NT_STATUS_IS_OK(nt_status) )
return nt_status;
r_u->status = NT_STATUS_OK;
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;
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;
}
NTSTATUS _samr_connect5(pipes_struct *p, SAMR_Q_CONNECT5 *q_u, SAMR_R_CONNECT5 *r_u)
{
struct samr_info *info = NULL;
SEC_DESC *psd = NULL;
uint32 acc_granted;
uint32 des_access = q_u->access_mask;
NTSTATUS nt_status;
POLICY_HND pol;
size_t sd_size;
DEBUG(5,("_samr_connect5: %d\n", __LINE__));
ZERO_STRUCTP(r_u);
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to samr_connect5\n"));
r_u->status = NT_STATUS_ACCESS_DENIED;
return r_u->status;
}
make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
se_map_generic(&des_access, &sam_generic_mapping);
nt_status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
NULL, 0, des_access, &acc_granted, "_samr_connect5");
if ( !NT_STATUS_IS_OK(nt_status) )
return nt_status;
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;
if (!create_policy_hnd(p, &pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
DEBUG(5,("_samr_connect: %d\n", __LINE__));
init_samr_r_connect5(r_u, &pol, NT_STATUS_OK);
return r_u->status;
}
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**)(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 (strequal(domain_name, builtin_domain_name())) {
sid_copy(&sid, &global_sid_Builtin);
} else {
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;
}
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 = TALLOC_ZERO_ARRAY(ctx, SAM_ENTRY, num_sam_entries);
uni_name = TALLOC_ZERO_ARRAY(ctx, UNISTR2, num_sam_entries);
if (sam == NULL || uni_name == NULL)
return False;
for (i = 0; i < num_sam_entries; i++) {
init_unistr2(&uni_name[i], doms[i], UNI_FLAGS_NONE);
init_sam_entry(&sam[i], &uni_name[i], 0);
}
*pp_sam = sam;
*pp_uni_name = uni_name;
return True;
}
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**)(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;
}
name = get_global_sam_name();
fstrcpy(dom[0],name);
strupper_m(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;
}
NTSTATUS _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;
SE_PRIV se_rights;
r_u->status = NT_STATUS_OK;
if ( !get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted, NULL) )
return NT_STATUS_INVALID_HANDLE;
status = access_check_samr_function(acc_granted,
SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_alias");
if ( !NT_STATUS_IS_OK(status) )
return status;
if (!sid_append_rid(&sid, alias_rid))
return NT_STATUS_NO_SUCH_ALIAS;
make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &ali_generic_mapping, NULL, 0);
se_map_generic(&des_access,&ali_generic_mapping);
se_priv_copy( &se_rights, &se_add_users );
status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
&se_rights, GENERIC_RIGHTS_ALIAS_WRITE, des_access,
&acc_granted, "_samr_open_alias");
if ( !NT_STATUS_IS_OK(status) )
return status;
{
enum lsa_SidType type;
BOOL result;
gid_t gid;
become_root();
result = lookup_sid(NULL, &sid, NULL, NULL, &type);
unbecome_root();
if (!result || (type != SID_NAME_ALIAS)) {
return NT_STATUS_NO_SUCH_ALIAS;
}
if ( !sid_to_gid( &sid, &gid ) ) {
return NT_STATUS_NO_SUCH_ALIAS;
}
}
if ((info = get_samr_info_by_sid(&sid)) == NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = acc_granted;
if (!create_policy_hnd(p, alias_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
return r_u->status;
}
static NTSTATUS set_user_info_7(TALLOC_CTX *mem_ctx,
const SAM_USER_INFO_7 *id7, struct samu *pwd)
{
fstring new_name;
NTSTATUS rc;
if (id7 == NULL) {
DEBUG(5, ("set_user_info_7: NULL id7\n"));
TALLOC_FREE(pwd);
return NT_STATUS_ACCESS_DENIED;
}
if(!rpcstr_pull(new_name, id7->uni_name.buffer, sizeof(new_name), id7->uni_name.uni_str_len*2, 0)) {
DEBUG(5, ("set_user_info_7: failed to get new username\n"));
TALLOC_FREE(pwd);
return NT_STATUS_ACCESS_DENIED;
}
rc = can_create(mem_ctx, new_name);
if (!NT_STATUS_IS_OK(rc)) {
return rc;
}
rc = pdb_rename_sam_account(pwd, new_name);
TALLOC_FREE(pwd);
return rc;
}
static BOOL set_user_info_16(const SAM_USER_INFO_16 *id16, struct samu *pwd)
{
if (id16 == NULL) {
DEBUG(5, ("set_user_info_16: NULL id16\n"));
TALLOC_FREE(pwd);
return False;
}
if (!pdb_set_acct_ctrl(pwd, id16->acb_info, PDB_CHANGED)) {
TALLOC_FREE(pwd);
return False;
}
if(!NT_STATUS_IS_OK(pdb_update_sam_account(pwd))) {
TALLOC_FREE(pwd);
return False;
}
TALLOC_FREE(pwd);
return True;
}
static BOOL set_user_info_18(SAM_USER_INFO_18 *id18, struct samu *pwd)
{
if (id18 == NULL) {
DEBUG(2, ("set_user_info_18: id18 is NULL\n"));
TALLOC_FREE(pwd);
return False;
}
if (!pdb_set_lanman_passwd (pwd, id18->lm_pwd, PDB_CHANGED)) {
TALLOC_FREE(pwd);
return False;
}
if (!pdb_set_nt_passwd (pwd, id18->nt_pwd, PDB_CHANGED)) {
TALLOC_FREE(pwd);
return False;
}
if (!pdb_set_pass_last_set_time (pwd, time(NULL), PDB_CHANGED)) {
TALLOC_FREE(pwd);
return False;
}
if(!NT_STATUS_IS_OK(pdb_update_sam_account(pwd))) {
TALLOC_FREE(pwd);
return False;
}
TALLOC_FREE(pwd);
return True;
}
static BOOL set_user_info_20(SAM_USER_INFO_20 *id20, struct samu *pwd)
{
if (id20 == NULL) {
DEBUG(5, ("set_user_info_20: NULL id20\n"));
return False;
}
copy_id20_to_sam_passwd(pwd, id20);
if(!NT_STATUS_IS_OK(pdb_update_sam_account(pwd))) {
TALLOC_FREE(pwd);
return False;
}
TALLOC_FREE(pwd);
return True;
}
static NTSTATUS set_user_info_21(TALLOC_CTX *mem_ctx, SAM_USER_INFO_21 *id21,
struct samu *pwd)
{
fstring new_name;
NTSTATUS status;
if (id21 == NULL) {
DEBUG(5, ("set_user_info_21: NULL id21\n"));
return NT_STATUS_INVALID_PARAMETER;
}
if (rpcstr_pull(new_name, id21->uni_user_name.buffer,
sizeof(new_name), id21->uni_user_name.uni_str_len*2, 0)
&& (!strequal(new_name, pdb_get_username(pwd))))
{
status = can_create(mem_ctx, new_name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
status = pdb_rename_sam_account(pwd, new_name);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("set_user_info_21: failed to rename account: %s\n",
nt_errstr(status)));
TALLOC_FREE(pwd);
return status;
}
pdb_set_username(pwd, new_name, PDB_SET);
}
copy_id21_to_sam_passwd(pwd, id21);
if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
status = pdb_set_unix_primary_group(mem_ctx, pwd);
if ( !NT_STATUS_IS_OK(status) ) {
return status;
}
}
if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
TALLOC_FREE(pwd);
return status;
}
TALLOC_FREE(pwd);
return NT_STATUS_OK;
}
static NTSTATUS set_user_info_23(TALLOC_CTX *mem_ctx, SAM_USER_INFO_23 *id23,
struct samu *pwd)
{
pstring plaintext_buf;
uint32 len;
uint16 acct_ctrl;
NTSTATUS status;
if (id23 == NULL) {
DEBUG(5, ("set_user_info_23: NULL id23\n"));
return NT_STATUS_INVALID_PARAMETER;
}
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(id23->pass, plaintext_buf, 256, &len, STR_UNICODE)) {
TALLOC_FREE(pwd);
return NT_STATUS_INVALID_PARAMETER;
}
if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
TALLOC_FREE(pwd);
return NT_STATUS_ACCESS_DENIED;
}
copy_id23_to_sam_passwd(pwd, id23);
if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
DEBUG(5, ("Changing trust account. Not updating /etc/passwd\n"));
} else {
if (lp_unix_password_sync() ) {
struct passwd *passwd;
if (pdb_get_username(pwd) == NULL) {
DEBUG(1, ("chgpasswd: User without name???\n"));
TALLOC_FREE(pwd);
return NT_STATUS_ACCESS_DENIED;
}
if ((passwd = Get_Pwnam(pdb_get_username(pwd))) == NULL) {
DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
}
if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
TALLOC_FREE(pwd);
return NT_STATUS_ACCESS_DENIED;
}
}
}
ZERO_STRUCT(plaintext_buf);
if (IS_SAM_CHANGED(pwd, PDB_GROUPSID) &&
(!NT_STATUS_IS_OK(status = pdb_set_unix_primary_group(mem_ctx,
pwd)))) {
TALLOC_FREE(pwd);
return status;
}
if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
TALLOC_FREE(pwd);
return status;
}
TALLOC_FREE(pwd);
return NT_STATUS_OK;
}
static BOOL set_user_info_pw(uint8 *pass, struct samu *pwd)
{
uint32 len;
pstring plaintext_buf;
uint32 acct_ctrl;
time_t last_set_time;
enum pdb_value_state last_set_state;
DEBUG(5, ("Attempting administrator password change for user %s\n",
pdb_get_username(pwd)));
acct_ctrl = pdb_get_acct_ctrl(pwd);
last_set_state = pdb_get_init_flags(pwd, PDB_PASSLASTSET);
last_set_time = pdb_get_pass_last_set_time(pwd);
ZERO_STRUCT(plaintext_buf);
if (!decode_pw_buffer(pass, plaintext_buf, 256, &len, STR_UNICODE)) {
TALLOC_FREE(pwd);
return False;
}
if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
TALLOC_FREE(pwd);
return False;
}
if ( ( (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 {
if (lp_unix_password_sync()) {
struct passwd *passwd;
if (pdb_get_username(pwd) == NULL) {
DEBUG(1, ("chgpasswd: User without name???\n"));
TALLOC_FREE(pwd);
return False;
}
if ((passwd = Get_Pwnam(pdb_get_username(pwd))) == NULL) {
DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
}
if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
TALLOC_FREE(pwd);
return False;
}
}
}
ZERO_STRUCT(plaintext_buf);
pdb_set_pass_last_set_time (pwd, last_set_time, last_set_state);
DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
if(!NT_STATUS_IS_OK(pdb_update_sam_account(pwd))) {
TALLOC_FREE(pwd);
return False;
}
TALLOC_FREE(pwd);
return True;
}
static NTSTATUS set_user_info_25(TALLOC_CTX *mem_ctx, SAM_USER_INFO_25 *id25,
struct samu *pwd)
{
NTSTATUS status;
if (id25 == NULL) {
DEBUG(5, ("set_user_info_25: NULL id25\n"));
return NT_STATUS_INVALID_PARAMETER;
}
copy_id25_to_sam_passwd(pwd, id25);
if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
TALLOC_FREE(pwd);
return status;
}
if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
status = pdb_set_unix_primary_group(mem_ctx, pwd);
if ( !NT_STATUS_IS_OK(status) ) {
return status;
}
}
return NT_STATUS_OK;
}
NTSTATUS _samr_set_userinfo(pipes_struct *p, SAMR_Q_SET_USERINFO *q_u, SAMR_R_SET_USERINFO *r_u)
{
struct samu *pwd = NULL;
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;
BOOL ret;
BOOL has_enough_rights = False;
uint32 acb_info;
DISP_INFO *disp_info = NULL;
DEBUG(5, ("_samr_set_userinfo: %d\n", __LINE__));
r_u->status = NT_STATUS_OK;
if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted, &disp_info))
return NT_STATUS_INVALID_HANDLE;
switch (switch_value) {
case 18:
case 24:
case 25:
case 26:
acc_required = SA_RIGHT_USER_SET_PASSWORD;
break;
default:
acc_required = SA_RIGHT_USER_SET_PASSWORD | SA_RIGHT_USER_SET_ATTRIBUTES | SA_RIGHT_USER_ACCT_FLAGS_EXPIRY;
break;
}
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;
}
if ( !(pwd = samu_new( NULL )) ) {
return NT_STATUS_NO_MEMORY;
}
become_root();
ret = pdb_getsampwsid(pwd, &sid);
unbecome_root();
if ( !ret ) {
TALLOC_FREE(pwd);
return NT_STATUS_NO_SUCH_USER;
}
acb_info = pdb_get_acct_ctrl(pwd);
if ( acb_info & ACB_WSTRUST )
has_enough_rights = user_has_privileges( p->pipe_user.nt_user_token, &se_machine_account);
else if ( acb_info & ACB_NORMAL )
has_enough_rights = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
else if ( acb_info & (ACB_SVRTRUST|ACB_DOMTRUST) ) {
if ( lp_enable_privileges() )
has_enough_rights = nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS );
}
DEBUG(5, ("_samr_set_userinfo: %s does%s possess sufficient rights\n",
uidtoname(p->pipe_user.ut.uid),
has_enough_rights ? "" : " not"));
if ( has_enough_rights )
become_root();
switch (switch_value) {
case 18:
if (!set_user_info_18(ctr->info.id18, pwd))
r_u->status = NT_STATUS_ACCESS_DENIED;
break;
case 24:
if (!p->session_key.length) {
r_u->status = NT_STATUS_NO_USER_SESSION_KEY;
}
SamOEMhashBlob(ctr->info.id24->pass, 516, &p->session_key);
dump_data(100, (char *)ctr->info.id24->pass, 516);
if (!set_user_info_pw(ctr->info.id24->pass, pwd))
r_u->status = NT_STATUS_ACCESS_DENIED;
break;
case 25:
if (!p->session_key.length) {
r_u->status = NT_STATUS_NO_USER_SESSION_KEY;
}
encode_or_decode_arc4_passwd_buffer(ctr->info.id25->pass, &p->session_key);
dump_data(100, (char *)ctr->info.id25->pass, 532);
r_u->status = set_user_info_25(p->mem_ctx,
ctr->info.id25, pwd);
if (!NT_STATUS_IS_OK(r_u->status)) {
goto done;
}
if (!set_user_info_pw(ctr->info.id25->pass, pwd))
r_u->status = NT_STATUS_ACCESS_DENIED;
break;
case 26:
if (!p->session_key.length) {
r_u->status = NT_STATUS_NO_USER_SESSION_KEY;
}
encode_or_decode_arc4_passwd_buffer(ctr->info.id26->pass, &p->session_key);
dump_data(100, (char *)ctr->info.id26->pass, 516);
if (!set_user_info_pw(ctr->info.id26->pass, pwd))
r_u->status = NT_STATUS_ACCESS_DENIED;
break;
case 23:
if (!p->session_key.length) {
r_u->status = NT_STATUS_NO_USER_SESSION_KEY;
}
SamOEMhashBlob(ctr->info.id23->pass, 516, &p->session_key);
dump_data(100, (char *)ctr->info.id23->pass, 516);
r_u->status = set_user_info_23(p->mem_ctx,
ctr->info.id23, pwd);
break;
default:
r_u->status = NT_STATUS_INVALID_INFO_CLASS;
}
done:
if ( has_enough_rights )
unbecome_root();
if (NT_STATUS_IS_OK(r_u->status)) {
force_flush_samr_cache(disp_info);
}
return r_u->status;
}
NTSTATUS _samr_set_userinfo2(pipes_struct *p, SAMR_Q_SET_USERINFO2 *q_u, SAMR_R_SET_USERINFO2 *r_u)
{
struct samu *pwd = NULL;
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;
BOOL ret;
BOOL has_enough_rights = False;
uint32 acb_info;
DISP_INFO *disp_info = NULL;
DEBUG(5, ("samr_reply_set_userinfo2: %d\n", __LINE__));
r_u->status = NT_STATUS_OK;
if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted, &disp_info))
return NT_STATUS_INVALID_HANDLE;
#if 0
acc_required = SA_RIGHT_USER_SET_PASSWORD | SA_RIGHT_USER_SET_ATTRIBUTES | SA_RIGHT_USER_ACCT_FLAGS_EXPIRY;
#else
acc_required = SA_RIGHT_USER_SET_ATTRIBUTES;
#endif
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;
if ( !(pwd = samu_new( NULL )) ) {
return NT_STATUS_NO_MEMORY;
}
become_root();
ret = pdb_getsampwsid(pwd, &sid);
unbecome_root();
if ( !ret ) {
TALLOC_FREE(pwd);
return NT_STATUS_NO_SUCH_USER;
}
acb_info = pdb_get_acct_ctrl(pwd);
if ( acb_info & ACB_WSTRUST )
has_enough_rights = user_has_privileges( p->pipe_user.nt_user_token, &se_machine_account);
else if ( acb_info & ACB_NORMAL )
has_enough_rights = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
else if ( acb_info & (ACB_SVRTRUST|ACB_DOMTRUST) ) {
if ( lp_enable_privileges() )
has_enough_rights = nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS );
}
DEBUG(5, ("_samr_set_userinfo2: %s does%s possess sufficient rights\n",
uidtoname(p->pipe_user.ut.uid),
has_enough_rights ? "" : " not"));
if ( has_enough_rights )
become_root();
switch (switch_value) {
case 7:
r_u->status = set_user_info_7(p->mem_ctx,
ctr->info.id7, pwd);
break;
case 16:
if (!set_user_info_16(ctr->info.id16, pwd))
r_u->status = NT_STATUS_ACCESS_DENIED;
break;
case 18:
if (!set_user_info_18(ctr->info.id18, pwd))
r_u->status = NT_STATUS_ACCESS_DENIED;
break;
case 20:
if (!set_user_info_20(ctr->info.id20, pwd))
r_u->status = NT_STATUS_ACCESS_DENIED;
break;
case 21:
r_u->status = set_user_info_21(p->mem_ctx,
ctr->info.id21, pwd);
break;
case 23:
if (!p->session_key.length) {
r_u->status = NT_STATUS_NO_USER_SESSION_KEY;
}
SamOEMhashBlob(ctr->info.id23->pass, 516, &p->session_key);
dump_data(100, (char *)ctr->info.id23->pass, 516);
r_u->status = set_user_info_23(p->mem_ctx,
ctr->info.id23, pwd);
break;
case 26:
if (!p->session_key.length) {
r_u->status = NT_STATUS_NO_USER_SESSION_KEY;
}
encode_or_decode_arc4_passwd_buffer(ctr->info.id26->pass, &p->session_key);
dump_data(100, (char *)ctr->info.id26->pass, 516);
if (!set_user_info_pw(ctr->info.id26->pass, pwd))
r_u->status = NT_STATUS_ACCESS_DENIED;
break;
default:
r_u->status = NT_STATUS_INVALID_INFO_CLASS;
}
if ( has_enough_rights )
unbecome_root();
if (NT_STATUS_IS_OK(r_u->status)) {
force_flush_samr_cache(disp_info);
}
return r_u->status;
}
NTSTATUS _samr_query_useraliases(pipes_struct *p, SAMR_Q_QUERY_USERALIASES *q_u, SAMR_R_QUERY_USERALIASES *r_u)
{
size_t num_alias_rids;
uint32 *alias_rids;
struct samr_info *info = NULL;
size_t i;
NTSTATUS ntstatus1;
NTSTATUS ntstatus2;
DOM_SID *members;
r_u->status = NT_STATUS_OK;
DEBUG(5,("_samr_query_useraliases: %d\n", __LINE__));
if (!find_policy_by_hnd(p, &q_u->pol, (void **)(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;
if (q_u->num_sids1) {
members = TALLOC_ARRAY(p->mem_ctx, DOM_SID, q_u->num_sids1);
if (members == NULL)
return NT_STATUS_NO_MEMORY;
} else {
members = NULL;
}
for (i=0; i<q_u->num_sids1; i++)
sid_copy(&members[i], &q_u->sid[i].sid);
alias_rids = NULL;
num_alias_rids = 0;
become_root();
ntstatus1 = pdb_enum_alias_memberships(p->mem_ctx, &info->sid, members,
q_u->num_sids1,
&alias_rids, &num_alias_rids);
unbecome_root();
if (!NT_STATUS_IS_OK(ntstatus1)) {
return ntstatus1;
}
init_samr_r_query_useraliases(r_u, num_alias_rids, alias_rids,
NT_STATUS_OK);
return NT_STATUS_OK;
}
NTSTATUS _samr_query_aliasmem(pipes_struct *p, SAMR_Q_QUERY_ALIASMEM *q_u, SAMR_R_QUERY_ALIASMEM *r_u)
{
NTSTATUS status;
size_t i;
size_t num_sids = 0;
DOM_SID2 *sid;
DOM_SID *sids=NULL;
DOM_SID alias_sid;
uint32 acc_granted;
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted, NULL))
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;
}
DEBUG(10, ("sid is %s\n", sid_string_static(&alias_sid)));
become_root();
status = pdb_enum_aliasmem(&alias_sid, &sids, &num_sids);
unbecome_root();
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (num_sids) {
sid = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_SID2, num_sids);
if (sid == NULL) {
SAFE_FREE(sids);
return NT_STATUS_NO_MEMORY;
}
} else {
sid = NULL;
}
for (i = 0; i < num_sids; i++) {
init_dom_sid2(&sid[i], &sids[i]);
}
init_samr_r_query_aliasmem(r_u, num_sids, sid, NT_STATUS_OK);
TALLOC_FREE(sids);
return NT_STATUS_OK;
}
NTSTATUS _samr_query_groupmem(pipes_struct *p, SAMR_Q_QUERY_GROUPMEM *q_u, SAMR_R_QUERY_GROUPMEM *r_u)
{
DOM_SID group_sid;
fstring group_sid_str;
size_t i, num_members;
uint32 *rid=NULL;
uint32 *attr=NULL;
uint32 acc_granted;
NTSTATUS result;
if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted, NULL))
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;
}
sid_to_string(group_sid_str, &group_sid);
DEBUG(10, ("sid is %s\n", group_sid_str));
if (!sid_check_is_in_our_domain(&group_sid)) {
DEBUG(3, ("sid %s is not in our domain\n", group_sid_str));
return NT_STATUS_NO_SUCH_GROUP;
}
DEBUG(10, ("lookup on Domain SID\n"));
become_root();
result = pdb_enum_group_members(p->mem_ctx, &group_sid,
&rid, &num_members);
unbecome_root();
if (!NT_STATUS_IS_OK(result))
return result;
if (num_members) {
attr=TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_members);
if (attr == NULL) {
return NT_STATUS_NO_MEMORY;
}
} else {
attr = NULL;
}
for (i=0; i<num_members; i++)
attr[i] = SID_NAME_USER;
init_samr_r_query_groupmem(r_u, num_members, rid, attr, NT_STATUS_OK);
return NT_STATUS_OK;
}
NTSTATUS _samr_add_aliasmem(pipes_struct *p, SAMR_Q_ADD_ALIASMEM *q_u, SAMR_R_ADD_ALIASMEM *r_u)
{
DOM_SID alias_sid;
uint32 acc_granted;
SE_PRIV se_rights;
BOOL can_add_accounts;
NTSTATUS ret;
DISP_INFO *disp_info = NULL;
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted, &disp_info))
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;
}
DEBUG(10, ("sid is %s\n", sid_string_static(&alias_sid)));
se_priv_copy( &se_rights, &se_add_users );
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
if ( can_add_accounts )
become_root();
ret = pdb_add_aliasmem(&alias_sid, &q_u->sid.sid);
if ( can_add_accounts )
unbecome_root();
if (NT_STATUS_IS_OK(ret)) {
force_flush_samr_cache(disp_info);
}
return ret;
}
NTSTATUS _samr_del_aliasmem(pipes_struct *p, SAMR_Q_DEL_ALIASMEM *q_u, SAMR_R_DEL_ALIASMEM *r_u)
{
DOM_SID alias_sid;
uint32 acc_granted;
SE_PRIV se_rights;
BOOL can_add_accounts;
NTSTATUS ret;
DISP_INFO *disp_info = NULL;
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted, &disp_info))
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;
}
DEBUG(10, ("_samr_del_aliasmem:sid is %s\n",
sid_string_static(&alias_sid)));
se_priv_copy( &se_rights, &se_add_users );
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
if ( can_add_accounts )
become_root();
ret = pdb_del_aliasmem(&alias_sid, &q_u->sid.sid);
if ( can_add_accounts )
unbecome_root();
if (NT_STATUS_IS_OK(ret)) {
force_flush_samr_cache(disp_info);
}
return ret;
}
NTSTATUS _samr_add_groupmem(pipes_struct *p, SAMR_Q_ADD_GROUPMEM *q_u, SAMR_R_ADD_GROUPMEM *r_u)
{
DOM_SID group_sid;
uint32 group_rid;
uint32 acc_granted;
SE_PRIV se_rights;
BOOL can_add_accounts;
DISP_INFO *disp_info = NULL;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted, &disp_info))
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;
}
DEBUG(10, ("sid is %s\n", sid_string_static(&group_sid)));
if (!sid_peek_check_rid(get_global_sam_sid(), &group_sid,
&group_rid)) {
return NT_STATUS_INVALID_HANDLE;
}
se_priv_copy( &se_rights, &se_add_users );
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
if ( can_add_accounts )
become_root();
r_u->status = pdb_add_groupmem(p->mem_ctx, group_rid, q_u->rid);
if ( can_add_accounts )
unbecome_root();
force_flush_samr_cache(disp_info);
return r_u->status;
}
NTSTATUS _samr_del_groupmem(pipes_struct *p, SAMR_Q_DEL_GROUPMEM *q_u, SAMR_R_DEL_GROUPMEM *r_u)
{
DOM_SID group_sid;
uint32 group_rid;
uint32 acc_granted;
SE_PRIV se_rights;
BOOL can_add_accounts;
DISP_INFO *disp_info = NULL;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted, &disp_info))
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_peek_check_rid(get_global_sam_sid(), &group_sid,
&group_rid)) {
return NT_STATUS_INVALID_HANDLE;
}
se_priv_copy( &se_rights, &se_add_users );
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
if ( can_add_accounts )
become_root();
r_u->status = pdb_del_groupmem(p->mem_ctx, group_rid, q_u->rid);
if ( can_add_accounts )
unbecome_root();
force_flush_samr_cache(disp_info);
return r_u->status;
}
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;
struct samu *sam_pass=NULL;
uint32 acc_granted;
BOOL can_add_accounts;
uint32 acb_info;
DISP_INFO *disp_info = NULL;
BOOL ret;
DEBUG(5, ("_samr_delete_dom_user: %d\n", __LINE__));
if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &user_sid, &acc_granted, &disp_info))
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;
if ( !(sam_pass = samu_new( NULL )) ) {
return NT_STATUS_NO_MEMORY;
}
become_root();
ret = pdb_getsampwsid(sam_pass, &user_sid);
unbecome_root();
if( !ret ) {
DEBUG(5,("_samr_delete_dom_user:User %s doesn't exist.\n",
sid_string_static(&user_sid)));
TALLOC_FREE(sam_pass);
return NT_STATUS_NO_SUCH_USER;
}
acb_info = pdb_get_acct_ctrl(sam_pass);
if ( acb_info & ACB_WSTRUST ) {
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_machine_account );
} else {
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
}
if ( can_add_accounts )
become_root();
r_u->status = pdb_delete_user(p->mem_ctx, sam_pass);
if ( can_add_accounts )
unbecome_root();
if ( !NT_STATUS_IS_OK(r_u->status) ) {
DEBUG(5,("_samr_delete_dom_user: Failed to delete entry for "
"user %s: %s.\n", pdb_get_username(sam_pass),
nt_errstr(r_u->status)));
TALLOC_FREE(sam_pass);
return r_u->status;
}
TALLOC_FREE(sam_pass);
if (!close_policy_hnd(p, &q_u->user_pol))
return NT_STATUS_OBJECT_NAME_INVALID;
force_flush_samr_cache(disp_info);
return NT_STATUS_OK;
}
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;
uint32 group_rid;
uint32 acc_granted;
SE_PRIV se_rights;
BOOL can_add_accounts;
DISP_INFO *disp_info = NULL;
DEBUG(5, ("samr_delete_dom_group: %d\n", __LINE__));
if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted, &disp_info))
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;
}
DEBUG(10, ("sid is %s\n", sid_string_static(&group_sid)));
if (!sid_peek_check_rid(get_global_sam_sid(), &group_sid,
&group_rid)) {
return NT_STATUS_NO_SUCH_GROUP;
}
se_priv_copy( &se_rights, &se_add_users );
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
if ( can_add_accounts )
become_root();
r_u->status = pdb_delete_dom_group(p->mem_ctx, group_rid);
if ( can_add_accounts )
unbecome_root();
if ( !NT_STATUS_IS_OK(r_u->status) ) {
DEBUG(5,("_samr_delete_dom_group: Failed to delete mapping "
"entry for group %s: %s\n",
sid_string_static(&group_sid),
nt_errstr(r_u->status)));
return r_u->status;
}
if (!close_policy_hnd(p, &q_u->group_pol))
return NT_STATUS_OBJECT_NAME_INVALID;
force_flush_samr_cache(disp_info);
return NT_STATUS_OK;
}
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;
uint32 acc_granted;
SE_PRIV se_rights;
BOOL can_add_accounts;
BOOL ret;
DISP_INFO *disp_info = NULL;
DEBUG(5, ("_samr_delete_dom_alias: %d\n", __LINE__));
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted, &disp_info))
return NT_STATUS_INVALID_HANDLE;
memcpy( &r_u->pol, &q_u->alias_pol, sizeof(r_u->pol) );
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;
}
DEBUG(10, ("sid is %s\n", sid_string_static(&alias_sid)));
if ( sid_check_is_in_builtin( &alias_sid ) ) {
return NT_STATUS_SPECIAL_ACCOUNT;
}
if (!sid_check_is_in_our_domain(&alias_sid))
return NT_STATUS_NO_SUCH_ALIAS;
DEBUG(10, ("lookup on Local SID\n"));
se_priv_copy( &se_rights, &se_add_users );
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
if ( can_add_accounts )
become_root();
ret = pdb_delete_alias(&alias_sid);
if ( can_add_accounts )
unbecome_root();
if ( !ret )
return NT_STATUS_ACCESS_DENIED;
if (!close_policy_hnd(p, &q_u->alias_pol))
return NT_STATUS_OBJECT_NAME_INVALID;
force_flush_samr_cache(disp_info);
return NT_STATUS_OK;
}
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;
const char *name;
struct samr_info *info;
uint32 acc_granted;
SE_PRIV se_rights;
BOOL can_add_accounts;
DISP_INFO *disp_info = NULL;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &dom_sid, &acc_granted, &disp_info))
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;
name = rpcstr_pull_unistr2_talloc(p->mem_ctx, &q_u->uni_acct_desc);
if (name == NULL) {
return NT_STATUS_NO_MEMORY;
}
r_u->status = can_create(p->mem_ctx, name);
if (!NT_STATUS_IS_OK(r_u->status)) {
return r_u->status;
}
se_priv_copy( &se_rights, &se_add_users );
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
if ( can_add_accounts )
become_root();
r_u->status = pdb_create_dom_group(p->mem_ctx, name, &r_u->rid);
if ( can_add_accounts )
unbecome_root();
if ( !NT_STATUS_IS_OK(r_u->status) )
return r_u->status;
sid_compose(&info_sid, get_global_sam_sid(), r_u->rid);
if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = GENERIC_RIGHTS_GROUP_ALL_ACCESS;
if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
force_flush_samr_cache(disp_info);
return NT_STATUS_OK;
}
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;
struct samr_info *info;
uint32 acc_granted;
gid_t gid;
NTSTATUS result;
SE_PRIV se_rights;
BOOL can_add_accounts;
DISP_INFO *disp_info = NULL;
if (!get_lsa_policy_samr_sid(p, &q_u->dom_pol, &dom_sid, &acc_granted, &disp_info))
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;
unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1);
se_priv_copy( &se_rights, &se_add_users );
can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
result = can_create(p->mem_ctx, name);
if (!NT_STATUS_IS_OK(result)) {
return result;
}
if ( can_add_accounts )
become_root();
result = pdb_create_alias(name, &r_u->rid);
if ( can_add_accounts )
unbecome_root();
if (!NT_STATUS_IS_OK(result)) {
DEBUG(10, ("pdb_create_alias failed: %s\n",
nt_errstr(result)));
return result;
}
sid_copy(&info_sid, get_global_sam_sid());
sid_append_rid(&info_sid, r_u->rid);
if (!sid_to_gid(&info_sid, &gid)) {
DEBUG(10, ("Could not find alias just created\n"));
return NT_STATUS_ACCESS_DENIED;
}
if ( getgrgid(gid) == NULL ) {
DEBUG(10, ("getgrgid(%d) of just created alias failed\n",
gid));
return NT_STATUS_ACCESS_DENIED;
}
if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
return NT_STATUS_NO_MEMORY;
info->acc_granted = GENERIC_RIGHTS_ALIAS_ALL_ACCESS;
if (!create_policy_hnd(p, &r_u->alias_pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
force_flush_samr_cache(disp_info);
return NT_STATUS_OK;
}
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;
GROUP_INFO_CTR *ctr;
uint32 acc_granted;
BOOL ret;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted, NULL))
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;
}
become_root();
ret = get_domain_group_from_sid(group_sid, &map);
unbecome_root();
if (!ret)
return NT_STATUS_INVALID_HANDLE;
ctr=TALLOC_ZERO_P(p->mem_ctx, GROUP_INFO_CTR);
if (ctr==NULL)
return NT_STATUS_NO_MEMORY;
switch (q_u->switch_level) {
case 1: {
uint32 *members;
size_t num_members;
ctr->switch_value1 = 1;
become_root();
r_u->status = pdb_enum_group_members(
p->mem_ctx, &group_sid, &members, &num_members);
unbecome_root();
if (!NT_STATUS_IS_OK(r_u->status)) {
return r_u->status;
}
init_samr_group_info1(&ctr->group.info1, map.nt_name,
map.comment, num_members);
break;
}
case 2:
ctr->switch_value1 = 2;
init_samr_group_info2(&ctr->group.info2, map.nt_name);
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;
case 5: {
ctr->switch_value1 = 5;
init_samr_group_info5(&ctr->group.info5, map.nt_name,
map.comment, 0 );
break;
}
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
init_samr_r_query_groupinfo(r_u, ctr, NT_STATUS_OK);
return NT_STATUS_OK;
}
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;
NTSTATUS ret;
BOOL result;
BOOL can_mod_accounts;
DISP_INFO *disp_info = NULL;
if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted, &disp_info))
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;
}
become_root();
result = get_domain_group_from_sid(group_sid, &map);
unbecome_root();
if (!result)
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:
return NT_STATUS_INVALID_INFO_CLASS;
}
can_mod_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
if ( can_mod_accounts )
become_root();
ret = pdb_update_group_mapping_entry(&map);
if ( can_mod_accounts )
unbecome_root();
if (NT_STATUS_IS_OK(ret)) {
force_flush_samr_cache(disp_info);
}
return ret;
}
NTSTATUS _samr_set_aliasinfo(pipes_struct *p, SAMR_Q_SET_ALIASINFO *q_u, SAMR_R_SET_ALIASINFO *r_u)
{
DOM_SID group_sid;
struct acct_info info;
ALIAS_INFO_CTR *ctr;
uint32 acc_granted;
BOOL ret;
BOOL can_mod_accounts;
DISP_INFO *disp_info = NULL;
if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &group_sid, &acc_granted, &disp_info))
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;
}
ctr=&q_u->ctr;
become_root();
ret = pdb_get_aliasinfo( &group_sid, &info );
unbecome_root();
if ( !ret ) {
return NT_STATUS_NO_SUCH_ALIAS;
}
switch (ctr->level) {
case 2:
{
fstring group_name, acct_name;
NTSTATUS status;
if ( sid_check_is_in_builtin( &group_sid ) ) {
return NT_STATUS_SPECIAL_ACCOUNT;
}
if ( !ctr->alias.info2.name.string )
return NT_STATUS_INVALID_PARAMETER;
unistr2_to_ascii( acct_name, ctr->alias.info2.name.string,
sizeof(acct_name)-1 );
if ( strequal( acct_name, info.acct_name ) )
return NT_STATUS_OK;
fstrcpy( info.acct_name, acct_name );
fstr_sprintf( group_name, "%s\\%s", global_myname(), info.acct_name );
status = can_create( p->mem_ctx, group_name );
if ( !NT_STATUS_IS_OK( status ) )
return status;
break;
}
case 3:
if ( ctr->alias.info3.description.string ) {
unistr2_to_ascii( info.acct_desc,
ctr->alias.info3.description.string,
sizeof(info.acct_desc)-1 );
}
else
fstrcpy( info.acct_desc, "" );
break;
default:
return NT_STATUS_INVALID_INFO_CLASS;
}
can_mod_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
if ( can_mod_accounts )
become_root();
ret = pdb_set_aliasinfo( &group_sid, &info );
if ( can_mod_accounts )
unbecome_root();
if (ret) {
force_flush_samr_cache(disp_info);
}
return ret ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
}
NTSTATUS _samr_get_dom_pwinfo(pipes_struct *p, SAMR_Q_GET_DOM_PWINFO *q_u, SAMR_R_GET_DOM_PWINFO *r_u)
{
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;
}
return NT_STATUS_OK;
}
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 = q_u->access_mask;
size_t sd_size;
NTSTATUS status;
fstring sid_string;
BOOL ret;
SE_PRIV se_rights;
if (!get_lsa_policy_samr_sid(p, &q_u->domain_pol, &sid, &acc_granted, NULL))
return NT_STATUS_INVALID_HANDLE;
status = access_check_samr_function(acc_granted,
SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_group");
if ( !NT_STATUS_IS_OK(status) )
return status;
make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &grp_generic_mapping, NULL, 0);
se_map_generic(&des_access,&grp_generic_mapping);
se_priv_copy( &se_rights, &se_add_users );
status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
&se_rights, GENERIC_RIGHTS_GROUP_WRITE, des_access,
&acc_granted, "_samr_open_group");
if ( !NT_STATUS_IS_OK(status) )
return status;
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));
become_root();
ret = get_domain_group_from_sid(info->sid, &map);
unbecome_root();
if (!ret)
return NT_STATUS_NO_SUCH_GROUP;
if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info))
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
return NT_STATUS_OK;
}
NTSTATUS _samr_remove_sid_foreign_domain(pipes_struct *p,
SAMR_Q_REMOVE_SID_FOREIGN_DOMAIN *q_u,
SAMR_R_REMOVE_SID_FOREIGN_DOMAIN *r_u)
{
DOM_SID delete_sid, domain_sid;
uint32 acc_granted;
NTSTATUS result;
DISP_INFO *disp_info = NULL;
sid_copy( &delete_sid, &q_u->sid.sid );
DEBUG(5,("_samr_remove_sid_foreign_domain: removing SID [%s]\n",
sid_string_static(&delete_sid)));
if (!get_lsa_policy_samr_sid(p, &q_u->dom_pol, &domain_sid,
&acc_granted, &disp_info))
return NT_STATUS_INVALID_HANDLE;
result = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS,
"_samr_remove_sid_foreign_domain");
if (!NT_STATUS_IS_OK(result))
return result;
DEBUG(8, ("_samr_remove_sid_foreign_domain:sid is %s\n",
sid_string_static(&domain_sid)));
if (!sid_check_is_builtin(&domain_sid)) {
DEBUG(1,("_samr_remove_sid_foreign_domain: domain_sid = %s, "
"global_sam_sid() = %s\n",
sid_string_static(&domain_sid),
sid_string_static(get_global_sam_sid())));
DEBUGADD(1,("please report to samba-technical@samba.org!\n"));
return NT_STATUS_OK;
}
force_flush_samr_cache(disp_info);
result = NT_STATUS_OK;
return result;
}
NTSTATUS _samr_query_domain_info2(pipes_struct *p,
SAMR_Q_QUERY_DOMAIN_INFO2 *q_u,
SAMR_R_QUERY_DOMAIN_INFO2 *r_u)
{
SAMR_Q_QUERY_DOMAIN_INFO q;
SAMR_R_QUERY_DOMAIN_INFO r;
ZERO_STRUCT(q);
ZERO_STRUCT(r);
DEBUG(5,("_samr_query_domain_info2: %d\n", __LINE__));
q.domain_pol = q_u->domain_pol;
q.switch_value = q_u->switch_value;
r_u->status = _samr_query_domain_info(p, &q, &r);
r_u->ptr_0 = r.ptr_0;
r_u->switch_value = r.switch_value;
r_u->ctr = r.ctr;
return r_u->status;
}
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__));
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);
pdb_set_account_policy(AP_MIN_PASSWORD_LEN, (uint32)q_u->ctr->info.inf1.min_length_password);
pdb_set_account_policy(AP_PASSWORD_HISTORY, (uint32)q_u->ctr->info.inf1.password_history);
pdb_set_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS, (uint32)q_u->ctr->info.inf1.password_properties);
pdb_set_account_policy(AP_MAX_PASSWORD_AGE, (int)u_expire);
pdb_set_account_policy(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);
pdb_set_account_policy(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);
if (u_lock_duration != -1)
u_lock_duration /= 60;
u_reset_time=nt_time_to_unix_abs(&q_u->ctr->info.inf12.reset_count)/60;
pdb_set_account_policy(AP_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
pdb_set_account_policy(AP_RESET_COUNT_TIME, (int)u_reset_time);
pdb_set_account_policy(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;
}