static int set_user_info(const char *username, const char *fullname,
const char *homedir, const char *acct_desc,
const char *drive, const char *script,
const char *profile, const char *account_control,
const char *user_sid, const char *user_domain,
const bool badpw, const bool hours,
const char *kickoff_time)
{
bool updated_autolock = False, updated_badpw = False;
struct samu *sam_pwent;
uint8_t hours_array[MAX_HOURS_LEN];
uint32_t hours_len;
uint32_t acb_flags;
uint32_t not_settable;
uint32_t new_flags;
struct dom_sid u_sid;
bool ret;
sam_pwent = samu_new(NULL);
if (!sam_pwent) {
return 1;
}
ret = pdb_getsampwnam(sam_pwent, username);
if (!ret) {
fprintf (stderr, "Username not found!\n");
TALLOC_FREE(sam_pwent);
return -1;
}
if (hours) {
hours_len = pdb_get_hours_len(sam_pwent);
memset(hours_array, 0xff, hours_len);
pdb_set_hours(sam_pwent, hours_array, hours_len, PDB_CHANGED);
}
if (!pdb_update_autolock_flag(sam_pwent, &updated_autolock)) {
DEBUG(2,("pdb_update_autolock_flag failed.\n"));
}
if (!pdb_update_bad_password_count(sam_pwent, &updated_badpw)) {
DEBUG(2,("pdb_update_bad_password_count failed.\n"));
}
if (fullname)
pdb_set_fullname(sam_pwent, fullname, PDB_CHANGED);
if (acct_desc)
pdb_set_acct_desc(sam_pwent, acct_desc, PDB_CHANGED);
if (homedir)
pdb_set_homedir(sam_pwent, homedir, PDB_CHANGED);
if (drive)
pdb_set_dir_drive(sam_pwent,drive, PDB_CHANGED);
if (script)
pdb_set_logon_script(sam_pwent, script, PDB_CHANGED);
if (profile)
pdb_set_profile_path (sam_pwent, profile, PDB_CHANGED);
if (user_domain)
pdb_set_domain(sam_pwent, user_domain, PDB_CHANGED);
if (account_control) {
not_settable = ~(ACB_DISABLED | ACB_HOMDIRREQ |
ACB_PWNOTREQ | ACB_PWNOEXP | ACB_AUTOLOCK);
new_flags = pdb_decode_acct_ctrl(account_control);
if (new_flags & not_settable) {
fprintf(stderr, "Can only set [NDHLX] flags\n");
TALLOC_FREE(sam_pwent);
return -1;
}
acb_flags = pdb_get_acct_ctrl(sam_pwent);
pdb_set_acct_ctrl(sam_pwent,
(acb_flags & not_settable) | new_flags,
PDB_CHANGED);
}
if (user_sid) {
if (get_sid_from_cli_string(&u_sid, user_sid)) {
fprintf(stderr, "Failed to parse SID\n");
return -1;
}
pdb_set_user_sid(sam_pwent, &u_sid, PDB_CHANGED);
}
if (badpw) {
pdb_set_bad_password_count(sam_pwent, 0, PDB_CHANGED);
pdb_set_bad_password_time(sam_pwent, 0, PDB_CHANGED);
}
if (kickoff_time) {
char *endptr;
time_t value = get_time_t_max();
if (strcmp(kickoff_time, "never") != 0) {
uint32_t num = strtoul(kickoff_time, &endptr, 10);
if ((endptr == kickoff_time) || (endptr[0] != '\0')) {
fprintf(stderr, "Failed to parse kickoff time\n");
return -1;
}
value = convert_uint32_t_to_time_t(num);
}
pdb_set_kickoff_time(sam_pwent, value, PDB_CHANGED);
}
if (NT_STATUS_IS_OK(pdb_update_sam_account(sam_pwent))) {
print_user_info(username, True, False);
} else {
fprintf (stderr, "Unable to modify entry!\n");
TALLOC_FREE(sam_pwent);
return -1;
}
TALLOC_FREE(sam_pwent);
return 0;
}
NTSTATUS check_sam_security(const DATA_BLOB *challenge,
TALLOC_CTX *mem_ctx,
const struct auth_usersupplied_info *user_info,
struct auth_serversupplied_info **server_info)
{
struct samu *sampass=NULL;
bool ret;
NTSTATUS nt_status;
NTSTATUS update_login_attempts_status;
DATA_BLOB user_sess_key = data_blob_null;
DATA_BLOB lm_sess_key = data_blob_null;
bool updated_badpw = False;
const char *username;
const uint8_t *nt_pw;
const uint8_t *lm_pw;
uint32_t acct_ctrl;
/* the returned struct gets kept on the server_info, by means
of a steal further down */
sampass = samu_new(mem_ctx);
if (sampass == NULL) {
return NT_STATUS_NO_MEMORY;
}
/* get the account information */
become_root();
ret = pdb_getsampwnam(sampass, user_info->mapped.account_name);
unbecome_root();
if (ret == False) {
DEBUG(3,("check_sam_security: Couldn't find user '%s' in "
"passdb.\n", user_info->mapped.account_name));
TALLOC_FREE(sampass);
return NT_STATUS_NO_SUCH_USER;
}
acct_ctrl = pdb_get_acct_ctrl(sampass);
username = pdb_get_username(sampass);
nt_pw = pdb_get_nt_passwd(sampass);
lm_pw = pdb_get_lanman_passwd(sampass);
/* Quit if the account was locked out. */
if (acct_ctrl & ACB_AUTOLOCK) {
DEBUG(3,("check_sam_security: Account for user %s was locked out.\n", username));
TALLOC_FREE(sampass);
return NT_STATUS_ACCOUNT_LOCKED_OUT;
}
nt_status = sam_password_ok(mem_ctx,
username, acct_ctrl,
challenge, lm_pw, nt_pw,
user_info, &user_sess_key, &lm_sess_key);
/* Notify passdb backend of login success/failure. If not
NT_STATUS_OK the backend doesn't like the login */
update_login_attempts_status = pdb_update_login_attempts(sampass, NT_STATUS_IS_OK(nt_status));
if (!NT_STATUS_IS_OK(nt_status)) {
bool increment_bad_pw_count = false;
if (NT_STATUS_EQUAL(nt_status,NT_STATUS_WRONG_PASSWORD) &&
(acct_ctrl & ACB_NORMAL) &&
NT_STATUS_IS_OK(update_login_attempts_status))
{
increment_bad_pw_count =
need_to_increment_bad_pw_count(
challenge, sampass, user_info);
}
if (increment_bad_pw_count) {
pdb_increment_bad_password_count(sampass);
updated_badpw = True;
} else {
pdb_update_bad_password_count(sampass,
&updated_badpw);
}
if (updated_badpw){
NTSTATUS status;
become_root();
status = pdb_update_sam_account(sampass);
unbecome_root();
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Failed to modify entry: %s\n",
nt_errstr(status)));
}
}
goto done;
}
/*
* We must only reset the bad password count if the login was
* successful, including checking account policies
*/
nt_status = sam_account_ok(mem_ctx, sampass, user_info);
if (!NT_STATUS_IS_OK(nt_status)) {
goto done;
}
if ((acct_ctrl & ACB_NORMAL) &&
(pdb_get_bad_password_count(sampass) > 0)){
NTSTATUS status;
pdb_set_bad_password_count(sampass, 0, PDB_CHANGED);
pdb_set_bad_password_time(sampass, 0, PDB_CHANGED);
become_root();
status = pdb_update_sam_account(sampass);
unbecome_root();
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Failed to modify entry: %s\n",
nt_errstr(status)));
}
}
become_root();
nt_status = make_server_info_sam(mem_ctx, sampass, server_info);
unbecome_root();
TALLOC_FREE(sampass);
if (!NT_STATUS_IS_OK(nt_status)) {
DEBUG(0,("check_sam_security: make_server_info_sam() failed with '%s'\n", nt_errstr(nt_status)));
goto done;
}
(*server_info)->session_key =
data_blob_talloc(*server_info, user_sess_key.data,
user_sess_key.length);
data_blob_free(&user_sess_key);
(*server_info)->lm_session_key =
data_blob_talloc(*server_info, lm_sess_key.data,
lm_sess_key.length);
data_blob_free(&lm_sess_key);
(*server_info)->nss_token |= user_info->was_mapped;
done:
TALLOC_FREE(sampass);
data_blob_free(&user_sess_key);
data_blob_free(&lm_sess_key);
return nt_status;
}
static NTSTATUS check_sam_security(const struct auth_context *auth_context,
void *my_private_data,
TALLOC_CTX *mem_ctx,
const auth_usersupplied_info *user_info,
auth_serversupplied_info **server_info)
{
struct samu *sampass=NULL;
BOOL ret;
NTSTATUS nt_status;
NTSTATUS update_login_attempts_status;
DATA_BLOB user_sess_key = data_blob(NULL, 0);
DATA_BLOB lm_sess_key = data_blob(NULL, 0);
BOOL updated_autolock = False, updated_badpw = False;
if (!user_info || !auth_context) {
return NT_STATUS_UNSUCCESSFUL;
}
/* Can't use the talloc version here, because the returned struct gets
kept on the server_info */
if ( !(sampass = samu_new( NULL )) ) {
return NT_STATUS_NO_MEMORY;
}
/* get the account information */
become_root();
ret = pdb_getsampwnam(sampass, user_info->internal_username);
unbecome_root();
if (ret == False) {
DEBUG(3,("check_sam_security: Couldn't find user '%s' in "
"passdb.\n", user_info->internal_username));
TALLOC_FREE(sampass);
return NT_STATUS_NO_SUCH_USER;
}
/* see if autolock flag needs to be updated */
if (pdb_get_acct_ctrl(sampass) & ACB_NORMAL)
pdb_update_autolock_flag(sampass, &updated_autolock);
/* Quit if the account was locked out. */
if (pdb_get_acct_ctrl(sampass) & ACB_AUTOLOCK) {
DEBUG(3,("check_sam_security: Account for user %s was locked out.\n", pdb_get_username(sampass)));
return NT_STATUS_ACCOUNT_LOCKED_OUT;
}
nt_status = sam_password_ok(auth_context, mem_ctx, sampass,
user_info, &user_sess_key, &lm_sess_key);
/* Notify passdb backend of login success/failure. If not NT_STATUS_OK the backend doesn't like the login */
update_login_attempts_status = pdb_update_login_attempts(sampass, NT_STATUS_IS_OK(nt_status));
if (!NT_STATUS_IS_OK(update_login_attempts_status))
nt_status = update_login_attempts_status;
if (!NT_STATUS_IS_OK(nt_status)) {
if (NT_STATUS_EQUAL(nt_status,NT_STATUS_WRONG_PASSWORD) &&
pdb_get_acct_ctrl(sampass) &ACB_NORMAL) {
pdb_increment_bad_password_count(sampass);
updated_badpw = True;
} else {
pdb_update_bad_password_count(sampass,
&updated_badpw);
}
if (updated_autolock || updated_badpw){
become_root();
if(!NT_STATUS_IS_OK(pdb_update_sam_account(sampass)))
DEBUG(1, ("Failed to modify entry.\n"));
unbecome_root();
}
data_blob_free(&user_sess_key);
data_blob_free(&lm_sess_key);
TALLOC_FREE(sampass);
return nt_status;
}
if ((pdb_get_acct_ctrl(sampass) & ACB_NORMAL) &&
(pdb_get_bad_password_count(sampass) > 0)){
pdb_set_bad_password_count(sampass, 0, PDB_CHANGED);
pdb_set_bad_password_time(sampass, 0, PDB_CHANGED);
updated_badpw = True;
}
if (updated_autolock || updated_badpw){
become_root();
if(!NT_STATUS_IS_OK(pdb_update_sam_account(sampass)))
DEBUG(1, ("Failed to modify entry.\n"));
unbecome_root();
}
nt_status = sam_account_ok(mem_ctx, sampass, user_info);
if (!NT_STATUS_IS_OK(nt_status)) {
TALLOC_FREE(sampass);
data_blob_free(&user_sess_key);
data_blob_free(&lm_sess_key);
return nt_status;
}
become_root();
nt_status = make_server_info_sam(server_info, sampass);
unbecome_root();
if (!NT_STATUS_IS_OK(nt_status)) {
DEBUG(0,("check_sam_security: make_server_info_sam() failed with '%s'\n", nt_errstr(nt_status)));
TALLOC_FREE(sampass);
data_blob_free(&user_sess_key);
data_blob_free(&lm_sess_key);
return nt_status;
}
(*server_info)->user_session_key =
data_blob_talloc(*server_info, user_sess_key.data,
user_sess_key.length);
data_blob_free(&user_sess_key);
(*server_info)->lm_session_key =
data_blob_talloc(*server_info, lm_sess_key.data,
lm_sess_key.length);
data_blob_free(&lm_sess_key);
(*server_info)->was_mapped |= user_info->was_mapped;
return nt_status;
}
static int set_user_info (struct pdb_methods *in, const char *username,
const char *fullname, const char *homedir,
const char *acct_desc,
const char *drive, const char *script,
const char *profile, const char *account_control,
const char *user_sid, const char *user_domain,
const BOOL badpw, const BOOL hours)
{
BOOL updated_autolock = False, updated_badpw = False;
struct samu *sam_pwent=NULL;
BOOL ret;
if ( (sam_pwent = samu_new( NULL )) == NULL ) {
return 1;
}
ret = NT_STATUS_IS_OK(in->getsampwnam (in, sam_pwent, username));
if (ret==False) {
fprintf (stderr, "Username not found!\n");
TALLOC_FREE(sam_pwent);
return -1;
}
if (hours) {
uint8 hours_array[MAX_HOURS_LEN];
uint32 hours_len;
hours_len = pdb_get_hours_len(sam_pwent);
memset(hours_array, 0xff, hours_len);
pdb_set_hours(sam_pwent, hours_array, PDB_CHANGED);
}
if (!pdb_update_autolock_flag(sam_pwent, &updated_autolock)) {
DEBUG(2,("pdb_update_autolock_flag failed.\n"));
}
if (!pdb_update_bad_password_count(sam_pwent, &updated_badpw)) {
DEBUG(2,("pdb_update_bad_password_count failed.\n"));
}
if (fullname)
pdb_set_fullname(sam_pwent, fullname, PDB_CHANGED);
if (acct_desc)
pdb_set_acct_desc(sam_pwent, acct_desc, PDB_CHANGED);
if (homedir)
pdb_set_homedir(sam_pwent, homedir, PDB_CHANGED);
if (drive)
pdb_set_dir_drive(sam_pwent,drive, PDB_CHANGED);
if (script)
pdb_set_logon_script(sam_pwent, script, PDB_CHANGED);
if (profile)
pdb_set_profile_path (sam_pwent, profile, PDB_CHANGED);
if (user_domain)
pdb_set_domain(sam_pwent, user_domain, PDB_CHANGED);
if (account_control) {
uint32 not_settable = ~(ACB_DISABLED|ACB_HOMDIRREQ|ACB_PWNOTREQ|
ACB_PWNOEXP|ACB_AUTOLOCK);
uint32 newflag = pdb_decode_acct_ctrl(account_control);
if (newflag & not_settable) {
fprintf(stderr, "Can only set [NDHLX] flags\n");
TALLOC_FREE(sam_pwent);
return -1;
}
pdb_set_acct_ctrl(sam_pwent,
(pdb_get_acct_ctrl(sam_pwent) & not_settable) | newflag,
PDB_CHANGED);
}
if (user_sid) {
DOM_SID u_sid;
if (!string_to_sid(&u_sid, user_sid)) {
/* not a complete sid, may be a RID, try building a SID */
int u_rid;
if (sscanf(user_sid, "%d", &u_rid) != 1) {
fprintf(stderr, "Error passed string is not a complete user SID or RID!\n");
return -1;
}
sid_copy(&u_sid, get_global_sam_sid());
sid_append_rid(&u_sid, u_rid);
}
pdb_set_user_sid (sam_pwent, &u_sid, PDB_CHANGED);
}
if (badpw) {
pdb_set_bad_password_count(sam_pwent, 0, PDB_CHANGED);
pdb_set_bad_password_time(sam_pwent, 0, PDB_CHANGED);
}
if (NT_STATUS_IS_OK(in->update_sam_account (in, sam_pwent)))
print_user_info (in, username, True, False);
else {
fprintf (stderr, "Unable to modify entry!\n");
TALLOC_FREE(sam_pwent);
return -1;
}
TALLOC_FREE(sam_pwent);
return 0;
}
