static NTSTATUS sam_password_ok(const struct auth_context *auth_context,
TALLOC_CTX *mem_ctx,
- SAM_ACCOUNT *sampass,
+ struct samu *sampass,
const auth_usersupplied_info *user_info,
DATA_BLOB *user_sess_key,
DATA_BLOB *lm_sess_key)
{
- uint16 acct_ctrl;
+ uint32 acct_ctrl;
const uint8 *lm_pw, *nt_pw;
const char *username = pdb_get_username(sampass);
nt_pw = pdb_get_nt_passwd(sampass);
return ntlm_password_check(mem_ctx, &auth_context->challenge,
- &user_info->lm_resp, &user_info->nt_resp,
+ &user_info->lm_resp, &user_info->nt_resp,
+ &user_info->lm_interactive_pwd, &user_info->nt_interactive_pwd,
username,
- user_info->smb_name.str,
- user_info->client_domain.str,
+ user_info->smb_name,
+ user_info->client_domain,
lm_pw, nt_pw, user_sess_key, lm_sess_key);
}
+/****************************************************************************
+ Check if a user is allowed to logon at this time. Note this is the
+ servers local time, as logon hours are just specified as a weekly
+ bitmask.
+****************************************************************************/
+
+static BOOL logon_hours_ok(struct samu *sampass)
+{
+ /* In logon hours first bit is Sunday from 12AM to 1AM */
+ const uint8 *hours;
+ struct tm *utctime;
+ time_t lasttime;
+ uint8 bitmask, bitpos;
+
+ hours = pdb_get_hours(sampass);
+ if (!hours) {
+ DEBUG(5,("logon_hours_ok: No hours restrictions for user %s\n",pdb_get_username(sampass)));
+ return True;
+ }
+
+ lasttime = time(NULL);
+ utctime = gmtime(&lasttime);
+
+ /* find the corresponding byte and bit */
+ bitpos = (utctime->tm_wday * 24 + utctime->tm_hour) % 168;
+ bitmask = 1 << (bitpos % 8);
+
+ if (! (hours[bitpos/8] & bitmask)) {
+ DEBUG(1,("logon_hours_ok: Account for user %s not allowed to logon at this time (%s).\n",
+ pdb_get_username(sampass),
+ asctime(localtime(&lasttime)) ));
+ return False;
+ }
+
+ DEBUG(5,("logon_hours_ok: user %s allowed to logon at this time (%s)\n",
+ pdb_get_username(sampass), asctime(utctime) ));
+
+ return True;
+}
/****************************************************************************
- Do a specific test for a SAM_ACCOUNT being vaild for this connection
+ Do a specific test for a struct samu being vaild for this connection
(ie not disabled, expired and the like).
****************************************************************************/
static NTSTATUS sam_account_ok(TALLOC_CTX *mem_ctx,
- SAM_ACCOUNT *sampass,
+ struct samu *sampass,
const auth_usersupplied_info *user_info)
{
- uint16 acct_ctrl = pdb_get_acct_ctrl(sampass);
+ uint32 acct_ctrl = pdb_get_acct_ctrl(sampass);
char *workstation_list;
time_t kickoff_time;
return NT_STATUS_ACCOUNT_LOCKED_OUT;
}
+ /* Quit if the account is not allowed to logon at this time. */
+ if (! logon_hours_ok(sampass)) {
+ return NT_STATUS_INVALID_LOGON_HOURS;
+ }
+
/* Test account expire time */
kickoff_time = pdb_get_kickoff_time(sampass);
if (*workstation_list) {
BOOL invalid_ws = True;
+ fstring tok;
const char *s = workstation_list;
+
+ const char *machine_name = talloc_asprintf(mem_ctx, "%s$", user_info->wksta_name);
+ if (machine_name == NULL)
+ return NT_STATUS_NO_MEMORY;
- fstring tok;
while (next_token(&s, tok, ",", sizeof(tok))) {
- DEBUG(10,("sam_account_ok: checking for workstation match %s and %s (len=%d)\n",
- tok, user_info->wksta_name.str, user_info->wksta_name.len));
- if(strequal(tok, user_info->wksta_name.str)) {
+ DEBUG(10,("sam_account_ok: checking for workstation match %s and %s\n",
+ tok, user_info->wksta_name));
+ if(strequal(tok, user_info->wksta_name)) {
invalid_ws = False;
break;
}
+ if (tok[0] == '+') {
+ DEBUG(10,("sam_account_ok: checking for workstation %s in group: %s\n",
+ machine_name, tok + 1));
+ if (user_in_group(machine_name, tok + 1)) {
+ invalid_ws = False;
+ break;
+ }
+ }
}
if (invalid_ws)
}
if (acct_ctrl & ACB_SVRTRUST) {
- DEBUG(2,("sam_account_ok: Server trust account %s denied by server\n", pdb_get_username(sampass)));
- return NT_STATUS_NOLOGON_SERVER_TRUST_ACCOUNT;
+ if (!(user_info->logon_parameters & MSV1_0_ALLOW_SERVER_TRUST_ACCOUNT)) {
+ DEBUG(2,("sam_account_ok: Server trust account %s denied by server\n", pdb_get_username(sampass)));
+ return NT_STATUS_NOLOGON_SERVER_TRUST_ACCOUNT;
+ }
}
-
+
if (acct_ctrl & ACB_WSTRUST) {
- DEBUG(4,("sam_account_ok: Wksta trust account %s denied by server\n", pdb_get_username(sampass)));
- return NT_STATUS_NOLOGON_WORKSTATION_TRUST_ACCOUNT;
+ if (!(user_info->logon_parameters & MSV1_0_ALLOW_WORKSTATION_TRUST_ACCOUNT)) {
+ DEBUG(2,("sam_account_ok: Wksta trust account %s denied by server\n", pdb_get_username(sampass)));
+ return NT_STATUS_NOLOGON_WORKSTATION_TRUST_ACCOUNT;
+ }
}
-
return NT_STATUS_OK;
}
const auth_usersupplied_info *user_info,
auth_serversupplied_info **server_info)
{
- SAM_ACCOUNT *sampass=NULL;
+ 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 (!NT_STATUS_IS_OK(nt_status = pdb_init_sam(&sampass))) {
- return nt_status;
+
+ if ( !(sampass = samu_new( NULL )) ) {
+ return NT_STATUS_NO_MEMORY;
}
/* get the account information */
become_root();
- ret = pdb_getsampwnam(sampass, user_info->internal_username.str);
+ 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 file.\n", user_info->internal_username.str));
- pdb_free_sam(&sampass);
+ 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)) {
- pdb_free_sam(&sampass);
+ 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)) {
- pdb_free_sam(&sampass);
+ TALLOC_FREE(sampass);
+ data_blob_free(&user_sess_key);
+ data_blob_free(&lm_sess_key);
return nt_status;
}
- if (!NT_STATUS_IS_OK(nt_status = make_server_info_sam(server_info, sampass))) {
+ 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)->nt_session_key = user_sess_key;
- (*server_info)->lm_session_key = lm_sess_key;
+ (*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);
return nt_status;
}
return NT_STATUS_LOGON_FAILURE;
}
- is_local_name = is_myname(user_info->domain.str);
- is_my_domain = strequal(user_info->domain.str, lp_workgroup());
+ is_local_name = is_myname(user_info->domain);
+ is_my_domain = strequal(user_info->domain, lp_workgroup());
/* check whether or not we service this domain/workgroup name */
case ROLE_DOMAIN_MEMBER:
if ( !is_local_name ) {
DEBUG(6,("check_samstrict_security: %s is not one of my local names (%s)\n",
- user_info->domain.str, (lp_server_role() == ROLE_DOMAIN_MEMBER
+ user_info->domain, (lp_server_role() == ROLE_DOMAIN_MEMBER
? "ROLE_DOMAIN_MEMBER" : "ROLE_STANDALONE") ));
return NT_STATUS_NOT_IMPLEMENTED;
}
case ROLE_DOMAIN_BDC:
if ( !is_local_name && !is_my_domain ) {
DEBUG(6,("check_samstrict_security: %s is not one of my local names or domain name (DC)\n",
- user_info->domain.str));
+ user_info->domain));
return NT_STATUS_NOT_IMPLEMENTED;
}
default: /* name is ok */