/*
* Unix SMB/CIFS implementation.
* SMB parameters and setup
- * Copyright (C) Andrew Tridgell 1992-1998
- * Copyright (C) Simo Sorce 2000-2002
- * Copyright (C) Gerald Carter 2000
- * Copyright (C) Jeremy Allison 2001
- * Copyright (C) Andrew Bartlett 2002
+ * Copyright (C) Andrew Tridgell 1992-1998
+ * Copyright (C) Simo Sorce 2000-2003
+ * Copyright (C) Gerald Carter 2000-2006
+ * Copyright (C) Jeremy Allison 2001
+ * Copyright (C) Andrew Bartlett 2002
+ * Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2005
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
+ * Software Foundation; either version 3 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* more details.
*
* You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 675
- * Mass Ave, Cambridge, MA 02139, USA.
+ * this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#endif
-#define PDB_VERSION "20010830"
+#define TDBSAM_VERSION 3 /* Most recent TDBSAM version */
+#define TDBSAM_VERSION_STRING "INFO/version"
#define PASSDB_FILE_NAME "passdb.tdb"
-#define TDB_FORMAT_STRING "ddddddBBBBBBBBBBBBddBBwdwdBdd"
#define USERPREFIX "USER_"
#define RIDPREFIX "RID_"
+#define PRIVPREFIX "PRIV_"
-struct tdbsam_privates {
- TDB_CONTEXT *passwd_tdb;
- TDB_DATA key;
-
- /* retrive-once info */
- const char *tdbsam_location;
+struct pwent_list {
+ struct pwent_list *prev, *next;
+ TDB_DATA key;
+};
+static struct pwent_list *tdbsam_pwent_list;
+static bool pwent_initialized;
- BOOL permit_non_unix_accounts;
+/* GLOBAL TDB SAM CONTEXT */
- BOOL algorithmic_rids;
-
- uint32 low_nua_rid;
- uint32 high_nua_rid;
-};
+static TDB_CONTEXT *tdbsam;
+static int ref_count = 0;
+static pstring tdbsam_filename;
/**********************************************************************
- Intialize a SAM_ACCOUNT struct from a BYTE buffer of size len
+ Marshall/unmarshall struct samu structs.
*********************************************************************/
-static BOOL init_sam_from_buffer (struct tdbsam_privates *tdb_state,
- SAM_ACCOUNT *sampass, uint8 *buf, uint32 buflen)
+#define TDB_FORMAT_STRING_V0 "ddddddBBBBBBBBBBBBddBBwdwdBwwd"
+#define TDB_FORMAT_STRING_V1 "dddddddBBBBBBBBBBBBddBBwdwdBwwd"
+#define TDB_FORMAT_STRING_V2 "dddddddBBBBBBBBBBBBddBBBwwdBwwd"
+
+/*********************************************************************
+*********************************************************************/
+
+static bool init_sam_from_buffer_v0(struct samu *sampass, uint8 *buf, uint32 buflen)
{
/* times are stored as 32bit integer
pass_last_set_time,
pass_can_change_time,
pass_must_change_time;
- char *username;
- char *domain;
- char *nt_username;
- char *dir_drive;
- char *unknown_str;
- char *munged_dial;
- char *fullname;
- char *homedir;
- char *logon_script;
- char *profile_path;
- char *acct_desc;
- char *workstations;
+ char *username = NULL;
+ char *domain = NULL;
+ char *nt_username = NULL;
+ char *dir_drive = NULL;
+ char *unknown_str = NULL;
+ char *munged_dial = NULL;
+ char *fullname = NULL;
+ char *homedir = NULL;
+ char *logon_script = NULL;
+ char *profile_path = NULL;
+ char *acct_desc = NULL;
+ char *workstations = NULL;
uint32 username_len, domain_len, nt_username_len,
dir_drive_len, unknown_str_len, munged_dial_len,
fullname_len, homedir_len, logon_script_len,
profile_path_len, acct_desc_len, workstations_len;
- uint32 user_rid, group_rid, unknown_3, hours_len, unknown_5, unknown_6;
+ uint32 user_rid, group_rid, remove_me, hours_len, unknown_6;
uint16 acct_ctrl, logon_divs;
- uint8 *hours;
- static uint8 *lm_pw_ptr, *nt_pw_ptr;
+ uint16 bad_password_count, logon_count;
+ uint8 *hours = NULL;
+ uint8 *lm_pw_ptr = NULL, *nt_pw_ptr = NULL;
uint32 len = 0;
uint32 lm_pw_len, nt_pw_len, hourslen;
- BOOL ret = True;
- uid_t uid = -1;
- gid_t gid = -1;
+ bool ret = True;
if(sampass == NULL || buf == NULL) {
- DEBUG(0, ("init_sam_from_buffer: NULL parameters found!\n"));
+ DEBUG(0, ("init_sam_from_buffer_v0: NULL parameters found!\n"));
return False;
}
-
+
+/* TDB_FORMAT_STRING_V0 "ddddddBBBBBBBBBBBBddBBwdwdBwwd" */
+
/* unpack the buffer into variables */
- len = tdb_unpack (buf, buflen, TDB_FORMAT_STRING,
- &logon_time,
- &logoff_time,
- &kickoff_time,
- &pass_last_set_time,
- &pass_can_change_time,
- &pass_must_change_time,
- &username_len, &username,
- &domain_len, &domain,
- &nt_username_len, &nt_username,
- &fullname_len, &fullname,
- &homedir_len, &homedir,
- &dir_drive_len, &dir_drive,
- &logon_script_len, &logon_script,
- &profile_path_len, &profile_path,
- &acct_desc_len, &acct_desc,
- &workstations_len, &workstations,
- &unknown_str_len, &unknown_str,
- &munged_dial_len, &munged_dial,
- &user_rid,
- &group_rid,
- &lm_pw_len, &lm_pw_ptr,
- &nt_pw_len, &nt_pw_ptr,
- &acct_ctrl,
- &unknown_3,
- &logon_divs,
- &hours_len,
- &hourslen, &hours,
- &unknown_5,
- &unknown_6);
+ len = tdb_unpack (buf, buflen, TDB_FORMAT_STRING_V0,
+ &logon_time, /* d */
+ &logoff_time, /* d */
+ &kickoff_time, /* d */
+ &pass_last_set_time, /* d */
+ &pass_can_change_time, /* d */
+ &pass_must_change_time, /* d */
+ &username_len, &username, /* B */
+ &domain_len, &domain, /* B */
+ &nt_username_len, &nt_username, /* B */
+ &fullname_len, &fullname, /* B */
+ &homedir_len, &homedir, /* B */
+ &dir_drive_len, &dir_drive, /* B */
+ &logon_script_len, &logon_script, /* B */
+ &profile_path_len, &profile_path, /* B */
+ &acct_desc_len, &acct_desc, /* B */
+ &workstations_len, &workstations, /* B */
+ &unknown_str_len, &unknown_str, /* B */
+ &munged_dial_len, &munged_dial, /* B */
+ &user_rid, /* d */
+ &group_rid, /* d */
+ &lm_pw_len, &lm_pw_ptr, /* B */
+ &nt_pw_len, &nt_pw_ptr, /* B */
+ &acct_ctrl, /* w */
+ &remove_me, /* remove on the next TDB_FORMAT upgarde */ /* d */
+ &logon_divs, /* w */
+ &hours_len, /* d */
+ &hourslen, &hours, /* B */
+ &bad_password_count, /* w */
+ &logon_count, /* w */
+ &unknown_6); /* d */
- if (len == -1) {
+ if (len == (uint32) -1) {
ret = False;
goto done;
}
pdb_set_pass_must_change_time(sampass, pass_must_change_time, PDB_SET);
pdb_set_pass_last_set_time(sampass, pass_last_set_time, PDB_SET);
- pdb_set_username (sampass, username, PDB_SET);
- pdb_set_domain (sampass, domain, PDB_SET);
- pdb_set_nt_username (sampass, nt_username, PDB_SET);
- pdb_set_fullname (sampass, fullname, PDB_SET);
+ pdb_set_username(sampass, username, PDB_SET);
+ pdb_set_domain(sampass, domain, PDB_SET);
+ pdb_set_nt_username(sampass, nt_username, PDB_SET);
+ pdb_set_fullname(sampass, fullname, PDB_SET);
if (homedir) {
pdb_set_homedir(sampass, homedir, PDB_SET);
}
else {
pdb_set_homedir(sampass,
- talloc_sub_specified(sampass->mem_ctx,
- lp_logon_home(),
- username, domain,
- uid, gid),
- PDB_DEFAULT);
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_home()),
+ PDB_DEFAULT);
}
if (dir_drive)
pdb_set_dir_drive(sampass, dir_drive, PDB_SET);
else {
pdb_set_dir_drive(sampass,
- talloc_sub_specified(sampass->mem_ctx,
- lp_logon_drive(),
- username, domain,
- uid, gid),
- PDB_DEFAULT);
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_drive()),
+ PDB_DEFAULT);
}
if (logon_script)
pdb_set_logon_script(sampass, logon_script, PDB_SET);
else {
pdb_set_logon_script(sampass,
- talloc_sub_specified(sampass->mem_ctx,
- lp_logon_script(),
- username, domain,
- uid, gid),
- PDB_DEFAULT);
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_script()),
+ PDB_DEFAULT);
}
if (profile_path) {
pdb_set_profile_path(sampass, profile_path, PDB_SET);
} else {
pdb_set_profile_path(sampass,
- talloc_sub_specified(sampass->mem_ctx,
- lp_logon_path(),
- username, domain,
- uid, gid),
- PDB_DEFAULT);
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_path()),
+ PDB_DEFAULT);
}
- pdb_set_acct_desc (sampass, acct_desc, PDB_SET);
- pdb_set_workstations (sampass, workstations, PDB_SET);
- pdb_set_munged_dial (sampass, munged_dial, PDB_SET);
+ pdb_set_acct_desc(sampass, acct_desc, PDB_SET);
+ pdb_set_workstations(sampass, workstations, PDB_SET);
+ pdb_set_munged_dial(sampass, munged_dial, PDB_SET);
if (lm_pw_ptr && lm_pw_len == LM_HASH_LEN) {
if (!pdb_set_lanman_passwd(sampass, lm_pw_ptr, PDB_SET)) {
}
}
+ pdb_set_pw_history(sampass, NULL, 0, PDB_SET);
pdb_set_user_sid_from_rid(sampass, user_rid, PDB_SET);
pdb_set_group_sid_from_rid(sampass, group_rid, PDB_SET);
- pdb_set_unknown_3(sampass, unknown_3, PDB_SET);
pdb_set_hours_len(sampass, hours_len, PDB_SET);
- pdb_set_unknown_5(sampass, unknown_5, PDB_SET);
+ pdb_set_bad_password_count(sampass, bad_password_count, PDB_SET);
+ pdb_set_logon_count(sampass, logon_count, PDB_SET);
pdb_set_unknown_6(sampass, unknown_6, PDB_SET);
pdb_set_acct_ctrl(sampass, acct_ctrl, PDB_SET);
pdb_set_logon_divs(sampass, logon_divs, PDB_SET);
SAFE_FREE(acct_desc);
SAFE_FREE(workstations);
SAFE_FREE(munged_dial);
+ SAFE_FREE(unknown_str);
+ SAFE_FREE(lm_pw_ptr);
+ SAFE_FREE(nt_pw_ptr);
+ SAFE_FREE(hours);
return ret;
}
-/**********************************************************************
- Intialize a BYTE buffer from a SAM_ACCOUNT struct
- *********************************************************************/
-static uint32 init_buffer_from_sam (struct tdbsam_privates *tdb_state,
- uint8 **buf, const SAM_ACCOUNT *sampass)
+/*********************************************************************
+*********************************************************************/
+
+static bool init_sam_from_buffer_v1(struct samu *sampass, uint8 *buf, uint32 buflen)
{
- size_t len, buflen;
/* times are stored as 32bit integer
take care on system with 64bit wide time_t
uint32 logon_time,
logoff_time,
kickoff_time,
+ bad_password_time,
pass_last_set_time,
pass_can_change_time,
pass_must_change_time;
+ char *username = NULL;
+ char *domain = NULL;
+ char *nt_username = NULL;
+ char *dir_drive = NULL;
+ char *unknown_str = NULL;
+ char *munged_dial = NULL;
+ char *fullname = NULL;
+ char *homedir = NULL;
+ char *logon_script = NULL;
+ char *profile_path = NULL;
+ char *acct_desc = NULL;
+ char *workstations = NULL;
+ uint32 username_len, domain_len, nt_username_len,
+ dir_drive_len, unknown_str_len, munged_dial_len,
+ fullname_len, homedir_len, logon_script_len,
+ profile_path_len, acct_desc_len, workstations_len;
+
+ uint32 user_rid, group_rid, remove_me, hours_len, unknown_6;
+ uint16 acct_ctrl, logon_divs;
+ uint16 bad_password_count, logon_count;
+ uint8 *hours = NULL;
+ uint8 *lm_pw_ptr = NULL, *nt_pw_ptr = NULL;
+ uint32 len = 0;
+ uint32 lm_pw_len, nt_pw_len, hourslen;
+ bool ret = True;
+
+ if(sampass == NULL || buf == NULL) {
+ DEBUG(0, ("init_sam_from_buffer_v1: NULL parameters found!\n"));
+ return False;
+ }
+
+/* TDB_FORMAT_STRING_V1 "dddddddBBBBBBBBBBBBddBBwdwdBwwd" */
+
+ /* unpack the buffer into variables */
+ len = tdb_unpack (buf, buflen, TDB_FORMAT_STRING_V1,
+ &logon_time, /* d */
+ &logoff_time, /* d */
+ &kickoff_time, /* d */
+ /* Change from V0 is addition of bad_password_time field. */
+ &bad_password_time, /* d */
+ &pass_last_set_time, /* d */
+ &pass_can_change_time, /* d */
+ &pass_must_change_time, /* d */
+ &username_len, &username, /* B */
+ &domain_len, &domain, /* B */
+ &nt_username_len, &nt_username, /* B */
+ &fullname_len, &fullname, /* B */
+ &homedir_len, &homedir, /* B */
+ &dir_drive_len, &dir_drive, /* B */
+ &logon_script_len, &logon_script, /* B */
+ &profile_path_len, &profile_path, /* B */
+ &acct_desc_len, &acct_desc, /* B */
+ &workstations_len, &workstations, /* B */
+ &unknown_str_len, &unknown_str, /* B */
+ &munged_dial_len, &munged_dial, /* B */
+ &user_rid, /* d */
+ &group_rid, /* d */
+ &lm_pw_len, &lm_pw_ptr, /* B */
+ &nt_pw_len, &nt_pw_ptr, /* B */
+ &acct_ctrl, /* w */
+ &remove_me, /* d */
+ &logon_divs, /* w */
+ &hours_len, /* d */
+ &hourslen, &hours, /* B */
+ &bad_password_count, /* w */
+ &logon_count, /* w */
+ &unknown_6); /* d */
+
+ if (len == (uint32) -1) {
+ ret = False;
+ goto done;
+ }
+
+ pdb_set_logon_time(sampass, logon_time, PDB_SET);
+ pdb_set_logoff_time(sampass, logoff_time, PDB_SET);
+ pdb_set_kickoff_time(sampass, kickoff_time, PDB_SET);
+
+ /* Change from V0 is addition of bad_password_time field. */
+ pdb_set_bad_password_time(sampass, bad_password_time, PDB_SET);
+ pdb_set_pass_can_change_time(sampass, pass_can_change_time, PDB_SET);
+ pdb_set_pass_must_change_time(sampass, pass_must_change_time, PDB_SET);
+ pdb_set_pass_last_set_time(sampass, pass_last_set_time, PDB_SET);
+
+ pdb_set_username(sampass, username, PDB_SET);
+ pdb_set_domain(sampass, domain, PDB_SET);
+ pdb_set_nt_username(sampass, nt_username, PDB_SET);
+ pdb_set_fullname(sampass, fullname, PDB_SET);
+
+ if (homedir) {
+ pdb_set_homedir(sampass, homedir, PDB_SET);
+ }
+ else {
+ pdb_set_homedir(sampass,
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_home()),
+ PDB_DEFAULT);
+ }
+
+ if (dir_drive)
+ pdb_set_dir_drive(sampass, dir_drive, PDB_SET);
+ else {
+ pdb_set_dir_drive(sampass,
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_drive()),
+ PDB_DEFAULT);
+ }
+
+ if (logon_script)
+ pdb_set_logon_script(sampass, logon_script, PDB_SET);
+ else {
+ pdb_set_logon_script(sampass,
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_script()),
+ PDB_DEFAULT);
+ }
+
+ if (profile_path) {
+ pdb_set_profile_path(sampass, profile_path, PDB_SET);
+ } else {
+ pdb_set_profile_path(sampass,
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_path()),
+ PDB_DEFAULT);
+ }
+
+ pdb_set_acct_desc(sampass, acct_desc, PDB_SET);
+ pdb_set_workstations(sampass, workstations, PDB_SET);
+ pdb_set_munged_dial(sampass, munged_dial, PDB_SET);
+
+ if (lm_pw_ptr && lm_pw_len == LM_HASH_LEN) {
+ if (!pdb_set_lanman_passwd(sampass, lm_pw_ptr, PDB_SET)) {
+ ret = False;
+ goto done;
+ }
+ }
+
+ if (nt_pw_ptr && nt_pw_len == NT_HASH_LEN) {
+ if (!pdb_set_nt_passwd(sampass, nt_pw_ptr, PDB_SET)) {
+ ret = False;
+ goto done;
+ }
+ }
- uint32 user_rid, group_rid;
-
- const char *username;
- const char *domain;
- const char *nt_username;
- const char *dir_drive;
- const char *unknown_str;
- const char *munged_dial;
- const char *fullname;
- const char *homedir;
- const char *logon_script;
- const char *profile_path;
- const char *acct_desc;
- const char *workstations;
+ pdb_set_pw_history(sampass, NULL, 0, PDB_SET);
+
+ pdb_set_user_sid_from_rid(sampass, user_rid, PDB_SET);
+ pdb_set_group_sid_from_rid(sampass, group_rid, PDB_SET);
+ pdb_set_hours_len(sampass, hours_len, PDB_SET);
+ pdb_set_bad_password_count(sampass, bad_password_count, PDB_SET);
+ pdb_set_logon_count(sampass, logon_count, PDB_SET);
+ pdb_set_unknown_6(sampass, unknown_6, PDB_SET);
+ pdb_set_acct_ctrl(sampass, acct_ctrl, PDB_SET);
+ pdb_set_logon_divs(sampass, logon_divs, PDB_SET);
+ pdb_set_hours(sampass, hours, PDB_SET);
+
+done:
+
+ SAFE_FREE(username);
+ SAFE_FREE(domain);
+ SAFE_FREE(nt_username);
+ SAFE_FREE(fullname);
+ SAFE_FREE(homedir);
+ SAFE_FREE(dir_drive);
+ SAFE_FREE(logon_script);
+ SAFE_FREE(profile_path);
+ SAFE_FREE(acct_desc);
+ SAFE_FREE(workstations);
+ SAFE_FREE(munged_dial);
+ SAFE_FREE(unknown_str);
+ SAFE_FREE(lm_pw_ptr);
+ SAFE_FREE(nt_pw_ptr);
+ SAFE_FREE(hours);
+
+ return ret;
+}
+
+bool init_sam_from_buffer_v2(struct samu *sampass, uint8 *buf, uint32 buflen)
+{
+
+ /* times are stored as 32bit integer
+ take care on system with 64bit wide time_t
+ --SSS */
+ uint32 logon_time,
+ logoff_time,
+ kickoff_time,
+ bad_password_time,
+ pass_last_set_time,
+ pass_can_change_time,
+ pass_must_change_time;
+ char *username = NULL;
+ char *domain = NULL;
+ char *nt_username = NULL;
+ char *dir_drive = NULL;
+ char *unknown_str = NULL;
+ char *munged_dial = NULL;
+ char *fullname = NULL;
+ char *homedir = NULL;
+ char *logon_script = NULL;
+ char *profile_path = NULL;
+ char *acct_desc = NULL;
+ char *workstations = NULL;
uint32 username_len, domain_len, nt_username_len,
dir_drive_len, unknown_str_len, munged_dial_len,
fullname_len, homedir_len, logon_script_len,
profile_path_len, acct_desc_len, workstations_len;
+
+ uint32 user_rid, group_rid, hours_len, unknown_6;
+ uint16 acct_ctrl, logon_divs;
+ uint16 bad_password_count, logon_count;
+ uint8 *hours = NULL;
+ uint8 *lm_pw_ptr = NULL, *nt_pw_ptr = NULL, *nt_pw_hist_ptr = NULL;
+ uint32 len = 0;
+ uint32 lm_pw_len, nt_pw_len, nt_pw_hist_len, hourslen;
+ uint32 pwHistLen = 0;
+ bool ret = True;
+ fstring tmpstring;
+ bool expand_explicit = lp_passdb_expand_explicit();
+
+ if(sampass == NULL || buf == NULL) {
+ DEBUG(0, ("init_sam_from_buffer_v2: NULL parameters found!\n"));
+ return False;
+ }
+
+/* TDB_FORMAT_STRING_V2 "dddddddBBBBBBBBBBBBddBBBwwdBwwd" */
+
+ /* unpack the buffer into variables */
+ len = tdb_unpack (buf, buflen, TDB_FORMAT_STRING_V2,
+ &logon_time, /* d */
+ &logoff_time, /* d */
+ &kickoff_time, /* d */
+ &bad_password_time, /* d */
+ &pass_last_set_time, /* d */
+ &pass_can_change_time, /* d */
+ &pass_must_change_time, /* d */
+ &username_len, &username, /* B */
+ &domain_len, &domain, /* B */
+ &nt_username_len, &nt_username, /* B */
+ &fullname_len, &fullname, /* B */
+ &homedir_len, &homedir, /* B */
+ &dir_drive_len, &dir_drive, /* B */
+ &logon_script_len, &logon_script, /* B */
+ &profile_path_len, &profile_path, /* B */
+ &acct_desc_len, &acct_desc, /* B */
+ &workstations_len, &workstations, /* B */
+ &unknown_str_len, &unknown_str, /* B */
+ &munged_dial_len, &munged_dial, /* B */
+ &user_rid, /* d */
+ &group_rid, /* d */
+ &lm_pw_len, &lm_pw_ptr, /* B */
+ &nt_pw_len, &nt_pw_ptr, /* B */
+ /* Change from V1 is addition of password history field. */
+ &nt_pw_hist_len, &nt_pw_hist_ptr, /* B */
+ &acct_ctrl, /* w */
+ /* Also "remove_me" field was removed. */
+ &logon_divs, /* w */
+ &hours_len, /* d */
+ &hourslen, &hours, /* B */
+ &bad_password_count, /* w */
+ &logon_count, /* w */
+ &unknown_6); /* d */
+
+ if (len == (uint32) -1) {
+ ret = False;
+ goto done;
+ }
+
+ pdb_set_logon_time(sampass, logon_time, PDB_SET);
+ pdb_set_logoff_time(sampass, logoff_time, PDB_SET);
+ pdb_set_kickoff_time(sampass, kickoff_time, PDB_SET);
+ pdb_set_bad_password_time(sampass, bad_password_time, PDB_SET);
+ pdb_set_pass_can_change_time(sampass, pass_can_change_time, PDB_SET);
+ pdb_set_pass_must_change_time(sampass, pass_must_change_time, PDB_SET);
+ pdb_set_pass_last_set_time(sampass, pass_last_set_time, PDB_SET);
- const uint8 *lm_pw;
- const uint8 *nt_pw;
- uint32 lm_pw_len = 16;
- uint32 nt_pw_len = 16;
+ pdb_set_username(sampass, username, PDB_SET);
+ pdb_set_domain(sampass, domain, PDB_SET);
+ pdb_set_nt_username(sampass, nt_username, PDB_SET);
+ pdb_set_fullname(sampass, fullname, PDB_SET);
- /* do we have a valid SAM_ACCOUNT pointer? */
- if (sampass == NULL) {
- DEBUG(0, ("init_buffer_from_sam: SAM_ACCOUNT is NULL!\n"));
- return -1;
+ if (homedir) {
+ fstrcpy( tmpstring, homedir );
+ if (expand_explicit) {
+ standard_sub_basic( username, domain, tmpstring,
+ sizeof(tmpstring) );
+ }
+ pdb_set_homedir(sampass, tmpstring, PDB_SET);
+ }
+ else {
+ pdb_set_homedir(sampass,
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_home()),
+ PDB_DEFAULT);
+ }
+
+ if (dir_drive)
+ pdb_set_dir_drive(sampass, dir_drive, PDB_SET);
+ else
+ pdb_set_dir_drive(sampass, lp_logon_drive(), PDB_DEFAULT );
+
+ if (logon_script) {
+ fstrcpy( tmpstring, logon_script );
+ if (expand_explicit) {
+ standard_sub_basic( username, domain, tmpstring,
+ sizeof(tmpstring) );
+ }
+ pdb_set_logon_script(sampass, tmpstring, PDB_SET);
+ }
+ else {
+ pdb_set_logon_script(sampass,
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_script()),
+ PDB_DEFAULT);
}
- *buf = NULL;
- buflen = 0;
+ if (profile_path) {
+ fstrcpy( tmpstring, profile_path );
+ if (expand_explicit) {
+ standard_sub_basic( username, domain, tmpstring,
+ sizeof(tmpstring) );
+ }
+ pdb_set_profile_path(sampass, tmpstring, PDB_SET);
+ }
+ else {
+ pdb_set_profile_path(sampass,
+ talloc_sub_basic(sampass, username, domain,
+ lp_logon_path()),
+ PDB_DEFAULT);
+ }
- logon_time = (uint32)pdb_get_logon_time(sampass);
- logoff_time = (uint32)pdb_get_logoff_time(sampass);
- kickoff_time = (uint32)pdb_get_kickoff_time(sampass);
- pass_can_change_time = (uint32)pdb_get_pass_can_change_time(sampass);
- pass_must_change_time = (uint32)pdb_get_pass_must_change_time(sampass);
- pass_last_set_time = (uint32)pdb_get_pass_last_set_time(sampass);
+ pdb_set_acct_desc(sampass, acct_desc, PDB_SET);
+ pdb_set_workstations(sampass, workstations, PDB_SET);
+ pdb_set_munged_dial(sampass, munged_dial, PDB_SET);
- user_rid = pdb_get_user_rid(sampass);
- group_rid = pdb_get_group_rid(sampass);
+ if (lm_pw_ptr && lm_pw_len == LM_HASH_LEN) {
+ if (!pdb_set_lanman_passwd(sampass, lm_pw_ptr, PDB_SET)) {
+ ret = False;
+ goto done;
+ }
+ }
- username = pdb_get_username(sampass);
- if (username) username_len = strlen(username) +1;
- else username_len = 0;
+ if (nt_pw_ptr && nt_pw_len == NT_HASH_LEN) {
+ if (!pdb_set_nt_passwd(sampass, nt_pw_ptr, PDB_SET)) {
+ ret = False;
+ goto done;
+ }
+ }
- domain = pdb_get_domain(sampass);
- if (domain) domain_len = strlen(domain) +1;
- else domain_len = 0;
+ /* Change from V1 is addition of password history field. */
+ pdb_get_account_policy(AP_PASSWORD_HISTORY, &pwHistLen);
+ if (pwHistLen) {
+ uint8 *pw_hist = SMB_MALLOC_ARRAY(uint8, pwHistLen * PW_HISTORY_ENTRY_LEN);
+ if (!pw_hist) {
+ ret = False;
+ goto done;
+ }
+ memset(pw_hist, '\0', pwHistLen * PW_HISTORY_ENTRY_LEN);
+ if (nt_pw_hist_ptr && nt_pw_hist_len) {
+ int i;
+ SMB_ASSERT((nt_pw_hist_len % PW_HISTORY_ENTRY_LEN) == 0);
+ nt_pw_hist_len /= PW_HISTORY_ENTRY_LEN;
+ for (i = 0; (i < pwHistLen) && (i < nt_pw_hist_len); i++) {
+ memcpy(&pw_hist[i*PW_HISTORY_ENTRY_LEN],
+ &nt_pw_hist_ptr[i*PW_HISTORY_ENTRY_LEN],
+ PW_HISTORY_ENTRY_LEN);
+ }
+ }
+ if (!pdb_set_pw_history(sampass, pw_hist, pwHistLen, PDB_SET)) {
+ SAFE_FREE(pw_hist);
+ ret = False;
+ goto done;
+ }
+ SAFE_FREE(pw_hist);
+ } else {
+ pdb_set_pw_history(sampass, NULL, 0, PDB_SET);
+ }
- nt_username = pdb_get_nt_username(sampass);
- if (nt_username) nt_username_len = strlen(nt_username) +1;
- else nt_username_len = 0;
+ pdb_set_user_sid_from_rid(sampass, user_rid, PDB_SET);
+ pdb_set_group_sid_from_rid(sampass, group_rid, PDB_SET);
+ pdb_set_hours_len(sampass, hours_len, PDB_SET);
+ pdb_set_bad_password_count(sampass, bad_password_count, PDB_SET);
+ pdb_set_logon_count(sampass, logon_count, PDB_SET);
+ pdb_set_unknown_6(sampass, unknown_6, PDB_SET);
+ pdb_set_acct_ctrl(sampass, acct_ctrl, PDB_SET);
+ pdb_set_logon_divs(sampass, logon_divs, PDB_SET);
+ pdb_set_hours(sampass, hours, PDB_SET);
- fullname = pdb_get_fullname(sampass);
- if (fullname) fullname_len = strlen(fullname) +1;
- else fullname_len = 0;
+done:
- /*
- * Only updates fields which have been set (not defaults from smb.conf)
- */
+ SAFE_FREE(username);
+ SAFE_FREE(domain);
+ SAFE_FREE(nt_username);
+ SAFE_FREE(fullname);
+ SAFE_FREE(homedir);
+ SAFE_FREE(dir_drive);
+ SAFE_FREE(logon_script);
+ SAFE_FREE(profile_path);
+ SAFE_FREE(acct_desc);
+ SAFE_FREE(workstations);
+ SAFE_FREE(munged_dial);
+ SAFE_FREE(unknown_str);
+ SAFE_FREE(lm_pw_ptr);
+ SAFE_FREE(nt_pw_ptr);
+ SAFE_FREE(nt_pw_hist_ptr);
+ SAFE_FREE(hours);
- if (!IS_SAM_DEFAULT(sampass, PDB_DRIVE))
- dir_drive = pdb_get_dir_drive(sampass);
- else dir_drive = NULL;
- if (dir_drive) dir_drive_len = strlen(dir_drive) +1;
- else dir_drive_len = 0;
+ return ret;
+}
+
+
+/**********************************************************************
+ Intialize a struct samu struct from a BYTE buffer of size len
+ *********************************************************************/
+
+static bool init_sam_from_buffer(struct samu *sampass, uint8 *buf, uint32 buflen)
+{
+ return init_sam_from_buffer_v3(sampass, buf, buflen);
+}
+
+/**********************************************************************
+ Intialize a BYTE buffer from a struct samu struct
+ *********************************************************************/
+
+static uint32 init_buffer_from_sam (uint8 **buf, struct samu *sampass, bool size_only)
+{
+ return init_buffer_from_sam_v3(buf, sampass, size_only);
+}
- if (!IS_SAM_DEFAULT(sampass, PDB_SMBHOME)) homedir = pdb_get_homedir(sampass);
- else homedir = NULL;
- if (homedir) homedir_len = strlen(homedir) +1;
- else homedir_len = 0;
+/**********************************************************************
+ Intialize a BYTE buffer from a struct samu struct
+ *********************************************************************/
- if (!IS_SAM_DEFAULT(sampass, PDB_LOGONSCRIPT)) logon_script = pdb_get_logon_script(sampass);
- else logon_script = NULL;
- if (logon_script) logon_script_len = strlen(logon_script) +1;
- else logon_script_len = 0;
+static bool tdbsam_convert(int32 from)
+{
+ const char *vstring = TDBSAM_VERSION_STRING;
+ const char *prefix = USERPREFIX;
+ TDB_DATA data, key, old_key;
+ uint8 *buf = NULL;
+ bool ret;
- if (!IS_SAM_DEFAULT(sampass, PDB_PROFILE)) profile_path = pdb_get_profile_path(sampass);
- else profile_path = NULL;
- if (profile_path) profile_path_len = strlen(profile_path) +1;
- else profile_path_len = 0;
+ /* handle a Samba upgrade */
+ tdb_lock_bystring(tdbsam, vstring);
- lm_pw = pdb_get_lanman_passwd(sampass);
- if (!lm_pw) lm_pw_len = 0;
+ /* Enumerate all records and convert them */
+ key = tdb_firstkey(tdbsam);
+
+ while (key.dptr) {
- nt_pw = pdb_get_nt_passwd(sampass);
- if (!nt_pw) nt_pw_len = 0;
+ /* skip all non-USER entries (eg. RIDs) */
+ while ((key.dsize != 0) && (strncmp((const char *)key.dptr, prefix, strlen (prefix)))) {
+ old_key = key;
+ /* increment to next in line */
+ key = tdb_nextkey(tdbsam, key);
+ SAFE_FREE(old_key.dptr);
+ }
+
+ if (key.dptr) {
+ struct samu *user = NULL;
+
+ /* read from tdbsam */
+ data = tdb_fetch(tdbsam, key);
+ if (!data.dptr) {
+ DEBUG(0,("tdbsam_convert: database entry not found: %s.\n",key.dptr));
+ return False;
+ }
+
+ /* unpack the buffer from the former format */
+ if ( !(user = samu_new( NULL )) ) {
+ DEBUG(0,("tdbsam_convert: samu_new() failed!\n"));
+ SAFE_FREE( data.dptr );
+ return False;
+ }
+ DEBUG(10,("tdbsam_convert: Try unpacking a record with (key:%s) (version:%d)\n", key.dptr, from));
+ switch (from) {
+ case 0:
+ ret = init_sam_from_buffer_v0(user, (uint8 *)data.dptr, data.dsize);
+ break;
+ case 1:
+ ret = init_sam_from_buffer_v1(user, (uint8 *)data.dptr, data.dsize);
+ break;
+ case 2:
+ ret = init_sam_from_buffer_v2(user, (uint8 *)data.dptr, data.dsize);
+ break;
+ case 3:
+ ret = init_sam_from_buffer_v3(user, (uint8 *)data.dptr, data.dsize);
+ break;
+ default:
+ /* unknown tdbsam version */
+ ret = False;
+ }
+ if (!ret) {
+ DEBUG(0,("tdbsam_convert: Bad struct samu entry returned from TDB (key:%s) (version:%d)\n", key.dptr, from));
+ SAFE_FREE(data.dptr);
+ TALLOC_FREE(user );
+ return False;
+ }
+
+ /* We're finished with the old data. */
+ SAFE_FREE(data.dptr);
+
+ /* pack from the buffer into the new format */
+
+ DEBUG(10,("tdbsam_convert: Try packing a record (key:%s) (version:%d)\n",
+ (const char *)key.dptr, from));
+ data.dsize = init_buffer_from_sam (&buf, user, False);
+ TALLOC_FREE(user );
+
+ if ( data.dsize == -1 ) {
+ DEBUG(0,("tdbsam_convert: cannot pack the struct samu into the new format\n"));
+ return False;
+ }
+ data.dptr = buf;
+
+ /* Store the buffer inside the TDBSAM */
+ if (tdb_store(tdbsam, key, data, TDB_MODIFY) != TDB_SUCCESS) {
+ DEBUG(0,("tdbsam_convert: cannot store the struct samu (key:%s) in new format\n",key.dptr));
+ SAFE_FREE(data.dptr);
+ return False;
+ }
+
+ SAFE_FREE(data.dptr);
+
+ /* increment to next in line */
+ old_key = key;
+ key = tdb_nextkey(tdbsam, key);
+ SAFE_FREE(old_key.dptr);
+ }
- acct_desc = pdb_get_acct_desc(sampass);
- if (acct_desc) acct_desc_len = strlen(acct_desc) +1;
- else acct_desc_len = 0;
+ }
+
+
+ /* upgrade finished */
+ tdb_store_int32(tdbsam, vstring, TDBSAM_VERSION);
+ tdb_unlock_bystring(tdbsam, vstring);
+
+ return(True);
+}
+
+/*********************************************************************
+ Open the tdbsam file based on the absolute path specified.
+ Uses a reference count to allow multiple open calls.
+*********************************************************************/
+
+static bool tdbsam_open( const char *name )
+{
+ int32 version;
+
+ /* check if we are already open */
+
+ if ( tdbsam ) {
+ ref_count++;
+ DEBUG(8,("tdbsam_open: Incrementing open reference count. Ref count is now %d\n",
+ ref_count));
+ return True;
+ }
+
+ SMB_ASSERT( ref_count == 0 );
+
+ /* Try to open tdb passwd. Create a new one if necessary */
+
+ if (!(tdbsam = tdb_open_log(name, 0, TDB_DEFAULT, O_CREAT|O_RDWR, 0600))) {
+ DEBUG(0, ("tdbsam_open: Failed to open/create TDB passwd [%s]\n", name));
+ return False;
+ }
- workstations = pdb_get_workstations(sampass);
- if (workstations) workstations_len = strlen(workstations) +1;
- else workstations_len = 0;
+ /* set the initial reference count - must be done before tdbsam_convert
+ as that calls tdbsam_open()/tdbsam_close(). */
- unknown_str = NULL;
- unknown_str_len = 0;
+ ref_count = 1;
- munged_dial = pdb_get_munged_dial(sampass);
- if (munged_dial) munged_dial_len = strlen(munged_dial) +1;
- else munged_dial_len = 0;
+ /* Check the version */
+ version = tdb_fetch_int32( tdbsam, TDBSAM_VERSION_STRING );
+
+ if (version == -1) {
+ version = 0; /* Version not found, assume version 0 */
+ }
+
+ /* Compare the version */
+ if (version > TDBSAM_VERSION) {
+ /* Version more recent than the latest known */
+ DEBUG(0, ("tdbsam_open: unknown version => %d\n", version));
+ tdb_close( tdbsam );
+ ref_count = 0;
+ return False;
+ }
+
+
+ if ( version < TDBSAM_VERSION ) {
+ DEBUG(1, ("tdbsam_open: Converting version %d database to version %d.\n",
+ version, TDBSAM_VERSION));
- /* one time to get the size needed */
- len = tdb_pack(NULL, 0, TDB_FORMAT_STRING,
- logon_time,
- logoff_time,
- kickoff_time,
- pass_last_set_time,
- pass_can_change_time,
- pass_must_change_time,
- username_len, username,
- domain_len, domain,
- nt_username_len, nt_username,
- fullname_len, fullname,
- homedir_len, homedir,
- dir_drive_len, dir_drive,
- logon_script_len, logon_script,
- profile_path_len, profile_path,
- acct_desc_len, acct_desc,
- workstations_len, workstations,
- unknown_str_len, unknown_str,
- munged_dial_len, munged_dial,
- user_rid,
- group_rid,
- lm_pw_len, lm_pw,
- nt_pw_len, nt_pw,
- pdb_get_acct_ctrl(sampass),
- pdb_get_unknown_3(sampass),
- pdb_get_logon_divs(sampass),
- pdb_get_hours_len(sampass),
- MAX_HOURS_LEN, pdb_get_hours(sampass),
- pdb_get_unknown_5(sampass),
- pdb_get_unknown_6(sampass));
-
-
- /* malloc the space needed */
- if ( (*buf=(uint8*)malloc(len)) == NULL) {
- DEBUG(0,("init_buffer_from_sam: Unable to malloc() memory for buffer!\n"));
- return (-1);
- }
-
- /* now for the real call to tdb_pack() */
- buflen = tdb_pack(*buf, len, TDB_FORMAT_STRING,
- logon_time,
- logoff_time,
- kickoff_time,
- pass_last_set_time,
- pass_can_change_time,
- pass_must_change_time,
- username_len, username,
- domain_len, domain,
- nt_username_len, nt_username,
- fullname_len, fullname,
- homedir_len, homedir,
- dir_drive_len, dir_drive,
- logon_script_len, logon_script,
- profile_path_len, profile_path,
- acct_desc_len, acct_desc,
- workstations_len, workstations,
- unknown_str_len, unknown_str,
- munged_dial_len, munged_dial,
- user_rid,
- group_rid,
- lm_pw_len, lm_pw,
- nt_pw_len, nt_pw,
- pdb_get_acct_ctrl(sampass),
- pdb_get_unknown_3(sampass),
- pdb_get_logon_divs(sampass),
- pdb_get_hours_len(sampass),
- MAX_HOURS_LEN, pdb_get_hours(sampass),
- pdb_get_unknown_5(sampass),
- pdb_get_unknown_6(sampass));
-
-
- /* check to make sure we got it correct */
- if (buflen != len) {
- DEBUG(0, ("init_buffer_from_sam: somthing odd is going on here: bufflen (%d) != len (%d) in tdb_pack operations!\n",
- buflen, len));
- /* error */
- SAFE_FREE (*buf);
- return (-1);
- }
-
- return (buflen);
+ if ( !tdbsam_convert(version) ) {
+ DEBUG(0, ("tdbsam_open: Error when trying to convert tdbsam [%s]\n",name));
+ tdb_close(tdbsam);
+ ref_count = 0;
+ return False;
+ }
+
+ DEBUG(3, ("TDBSAM converted successfully.\n"));
+ }
+
+ DEBUG(4,("tdbsam_open: successfully opened %s\n", name ));
+
+ return True;
}
-/***************************************************************
- Open the TDB passwd database for SAM account enumeration.
-****************************************************************/
+/****************************************************************************
+ wrapper atound tdb_close() to handle the reference count
+****************************************************************************/
-static NTSTATUS tdbsam_setsampwent(struct pdb_methods *my_methods, BOOL update)
+void tdbsam_close( void )
{
- struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
+ ref_count--;
- /* Open tdb passwd */
- if (!(tdb_state->passwd_tdb = tdb_open_log(tdb_state->tdbsam_location, 0, TDB_DEFAULT, update?(O_RDWR|O_CREAT):O_RDONLY, 0600)))
- {
- DEBUG(0, ("Unable to open/create TDB passwd\n"));
- return NT_STATUS_UNSUCCESSFUL;
+ DEBUG(8,("tdbsam_close: Reference count is now %d.\n", ref_count));
+
+ SMB_ASSERT(ref_count >= 0 );
+
+ if ( ref_count == 0 ) {
+ tdb_close( tdbsam );
+ tdbsam = NULL;
}
- tdb_state->key = tdb_firstkey(tdb_state->passwd_tdb);
+ return;
+}
- return NT_STATUS_OK;
+/****************************************************************************
+ creates a list of user keys
+****************************************************************************/
+
+static int tdbsam_traverse_setpwent(TDB_CONTEXT *t, TDB_DATA key, TDB_DATA data, void *state)
+{
+ const char *prefix = USERPREFIX;
+ int prefixlen = strlen (prefix);
+ struct pwent_list *ptr;
+
+ if ( strncmp((const char *)key.dptr, prefix, prefixlen) == 0 ) {
+ if ( !(ptr=SMB_MALLOC_P(struct pwent_list)) ) {
+ DEBUG(0,("tdbsam_traverse_setpwent: Failed to malloc new entry for list\n"));
+
+ /* just return 0 and let the traversal continue */
+ return 0;
+ }
+ ZERO_STRUCTP(ptr);
+
+ /* save a copy of the key */
+
+ ptr->key.dptr = (uint8 *)memdup( key.dptr, key.dsize );
+ if (!ptr->key.dptr) {
+ DEBUG(0,("tdbsam_traverse_setpwent: memdup failed\n"));
+ /* just return 0 and let the traversal continue */
+ SAFE_FREE(ptr);
+ return 0;
+ }
+
+ ptr->key.dsize = key.dsize;
+
+ DLIST_ADD( tdbsam_pwent_list, ptr );
+
+ }
+
+ return 0;
}
-static void close_tdb(struct tdbsam_privates *tdb_state)
+/***************************************************************
+ Open the TDB passwd database for SAM account enumeration.
+ Save a list of user keys for iteration.
+****************************************************************/
+
+static NTSTATUS tdbsam_setsampwent(struct pdb_methods *my_methods, bool update, uint32 acb_mask)
{
- if (tdb_state->passwd_tdb) {
- tdb_close(tdb_state->passwd_tdb);
- tdb_state->passwd_tdb = NULL;
+ if ( !tdbsam_open( tdbsam_filename ) ) {
+ DEBUG(0,("tdbsam_getsampwnam: failed to open %s!\n", tdbsam_filename));
+ return NT_STATUS_ACCESS_DENIED;
}
+
+ tdb_traverse( tdbsam, tdbsam_traverse_setpwent, NULL );
+ pwent_initialized = True;
+
+ return NT_STATUS_OK;
}
+
/***************************************************************
End enumeration of the TDB passwd list.
****************************************************************/
static void tdbsam_endsampwent(struct pdb_methods *my_methods)
{
- struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
- close_tdb(tdb_state);
+ struct pwent_list *ptr, *ptr_next;
- DEBUG(7, ("endtdbpwent: closed sam database.\n"));
+ /* close the tdb only if we have a valid pwent state */
+
+ if ( pwent_initialized ) {
+ DEBUG(7, ("endtdbpwent: closed sam database.\n"));
+ tdbsam_close();
+ }
+
+ /* clear out any remaining entries in the list */
+
+ for ( ptr=tdbsam_pwent_list; ptr; ptr = ptr_next ) {
+ ptr_next = ptr->next;
+ DLIST_REMOVE( tdbsam_pwent_list, ptr );
+ SAFE_FREE( ptr->key.dptr);
+ SAFE_FREE( ptr );
+ }
+
+ pwent_initialized = False;
}
/*****************************************************************
- Get one SAM_ACCOUNT from the TDB (next in line)
+ Get one struct samu from the TDB (next in line)
*****************************************************************/
-static NTSTATUS tdbsam_getsampwent(struct pdb_methods *my_methods, SAM_ACCOUNT *user)
+static NTSTATUS tdbsam_getsampwent(struct pdb_methods *my_methods, struct samu *user)
{
- NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
- struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
- TDB_DATA data;
- const char *prefix = USERPREFIX;
- int prefixlen = strlen (prefix);
-
+ NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
+ TDB_DATA data;
+ struct pwent_list *pkey;
- if (user==NULL) {
- DEBUG(0,("pdb_get_sampwent: SAM_ACCOUNT is NULL.\n"));
+ if ( !user ) {
+ DEBUG(0,("tdbsam_getsampwent: struct samu is NULL.\n"));
return nt_status;
}
- /* skip all non-USER entries (eg. RIDs) */
- while ((tdb_state->key.dsize != 0) && (strncmp(tdb_state->key.dptr, prefix, prefixlen)))
- /* increment to next in line */
- tdb_state->key = tdb_nextkey(tdb_state->passwd_tdb, tdb_state->key);
-
- /* do we have an valid iteration pointer? */
- if(tdb_state->passwd_tdb == NULL) {
- DEBUG(0,("pdb_get_sampwent: Bad TDB Context pointer.\n"));
+ if ( !tdbsam_pwent_list ) {
+ DEBUG(4,("tdbsam_getsampwent: end of list\n"));
return nt_status;
}
+
+ /* pull the next entry */
+
+ pkey = tdbsam_pwent_list;
+ DLIST_REMOVE( tdbsam_pwent_list, pkey );
+
+ data = tdb_fetch(tdbsam, pkey->key);
- data = tdb_fetch(tdb_state->passwd_tdb, tdb_state->key);
- if (!data.dptr) {
- DEBUG(5,("pdb_getsampwent: database entry not found.\n"));
+ SAFE_FREE( pkey->key.dptr);
+ SAFE_FREE( pkey);
+
+ if ( !data.dptr ) {
+ DEBUG(5,("pdb_getsampwent: database entry not found. Was the user deleted?\n"));
return nt_status;
}
- /* unpack the buffer */
- if (!init_sam_from_buffer(tdb_state, user, data.dptr, data.dsize)) {
- DEBUG(0,("pdb_getsampwent: Bad SAM_ACCOUNT entry returned from TDB!\n"));
- SAFE_FREE(data.dptr);
- return nt_status;
+ if ( !init_sam_from_buffer(user, (unsigned char *)data.dptr, data.dsize) ) {
+ DEBUG(0,("pdb_getsampwent: Bad struct samu entry returned from TDB!\n"));
}
- SAFE_FREE(data.dptr);
- /* increment to next in line */
- tdb_state->key = tdb_nextkey(tdb_state->passwd_tdb, tdb_state->key);
+ SAFE_FREE( data.dptr );
return NT_STATUS_OK;
}
Lookup a name in the SAM TDB
******************************************************************/
-static NTSTATUS tdbsam_getsampwnam (struct pdb_methods *my_methods, SAM_ACCOUNT *user, const char *sname)
+static NTSTATUS tdbsam_getsampwnam (struct pdb_methods *my_methods, struct samu *user, const char *sname)
{
- NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
- struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
- TDB_CONTEXT *pwd_tdb;
- TDB_DATA data, key;
+ TDB_DATA data;
fstring keystr;
fstring name;
- if (user==NULL) {
- DEBUG(0,("pdb_getsampwnam: SAM_ACCOUNT is NULL.\n"));
- return nt_status;
+ if ( !user ) {
+ DEBUG(0,("pdb_getsampwnam: struct samu is NULL.\n"));
+ return NT_STATUS_NO_MEMORY;
}
-
/* Data is stored in all lower-case */
fstrcpy(name, sname);
- strlower(name);
+ strlower_m(name);
/* set search key */
slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
- key.dptr = keystr;
- key.dsize = strlen(keystr) + 1;
- /* open the accounts TDB */
- if (!(pwd_tdb = tdb_open_log(tdb_state->tdbsam_location, 0, TDB_DEFAULT, O_RDONLY, 0600))) {
- DEBUG(0, ("pdb_getsampwnam: Unable to open TDB passwd (%s)!\n", tdb_state->tdbsam_location));
- return nt_status;
+ /* open the database */
+
+ if ( !tdbsam_open( tdbsam_filename ) ) {
+ DEBUG(0,("tdbsam_getsampwnam: failed to open %s!\n", tdbsam_filename));
+ return NT_STATUS_ACCESS_DENIED;
}
-
+
/* get the record */
- data = tdb_fetch(pwd_tdb, key);
+
+ data = tdb_fetch_bystring(tdbsam, keystr);
if (!data.dptr) {
DEBUG(5,("pdb_getsampwnam (TDB): error fetching database.\n"));
- DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
+ DEBUGADD(5, (" Error: %s\n", tdb_errorstr(tdbsam)));
DEBUGADD(5, (" Key: %s\n", keystr));
- tdb_close(pwd_tdb);
- return nt_status;
+ tdbsam_close();
+ return NT_STATUS_NO_SUCH_USER;
}
/* unpack the buffer */
- if (!init_sam_from_buffer(tdb_state, user, data.dptr, data.dsize)) {
- DEBUG(0,("pdb_getsampwent: Bad SAM_ACCOUNT entry returned from TDB!\n"));
+
+ if (!init_sam_from_buffer(user, data.dptr, data.dsize)) {
+ DEBUG(0,("pdb_getsampwent: Bad struct samu entry returned from TDB!\n"));
SAFE_FREE(data.dptr);
- tdb_close(pwd_tdb);
- return nt_status;
+ tdbsam_close();
+ return NT_STATUS_NO_MEMORY;
}
+
+ /* success */
+
SAFE_FREE(data.dptr);
-
- /* no further use for database, close it now */
- tdb_close(pwd_tdb);
+ tdbsam_close();
return NT_STATUS_OK;
}
Search by rid
**************************************************************************/
-static NTSTATUS tdbsam_getsampwrid (struct pdb_methods *my_methods, SAM_ACCOUNT *user, uint32 rid)
+static NTSTATUS tdbsam_getsampwrid (struct pdb_methods *my_methods, struct samu *user, uint32 rid)
{
- NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
- struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
- TDB_CONTEXT *pwd_tdb;
- TDB_DATA data, key;
+ NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
+ TDB_DATA data;
fstring keystr;
fstring name;
-
- if (user==NULL) {
- DEBUG(0,("pdb_getsampwrid: SAM_ACCOUNT is NULL.\n"));
+
+ if ( !user ) {
+ DEBUG(0,("pdb_getsampwrid: struct samu is NULL.\n"));
return nt_status;
}
-
+
/* set search key */
+
slprintf(keystr, sizeof(keystr)-1, "%s%.8x", RIDPREFIX, rid);
- key.dptr = keystr;
- key.dsize = strlen (keystr) + 1;
- /* open the accounts TDB */
- if (!(pwd_tdb = tdb_open_log(tdb_state->tdbsam_location, 0, TDB_DEFAULT, O_RDONLY, 0600))) {
- DEBUG(0, ("pdb_getsampwrid: Unable to open TDB rid database!\n"));
- return nt_status;
+ /* open the database */
+
+ if ( !tdbsam_open( tdbsam_filename ) ) {
+ DEBUG(0,("tdbsam_getsampwnam: failed to open %s!\n", tdbsam_filename));
+ return NT_STATUS_ACCESS_DENIED;
}
/* get the record */
- data = tdb_fetch (pwd_tdb, key);
+
+ data = tdb_fetch_bystring (tdbsam, keystr);
if (!data.dptr) {
DEBUG(5,("pdb_getsampwrid (TDB): error looking up RID %d by key %s.\n", rid, keystr));
- DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
- tdb_close (pwd_tdb);
- return nt_status;
+ DEBUGADD(5, (" Error: %s\n", tdb_errorstr(tdbsam)));
+ nt_status = NT_STATUS_UNSUCCESSFUL;
+ goto done;
}
- fstrcpy(name, data.dptr);
+ fstrcpy(name, (const char *)data.dptr);
SAFE_FREE(data.dptr);
- tdb_close (pwd_tdb);
+ nt_status = tdbsam_getsampwnam (my_methods, user, name);
+
+ done:
+ /* cleanup */
- return tdbsam_getsampwnam (my_methods, user, name);
+ tdbsam_close();
+
+ return nt_status;
}
-static NTSTATUS tdbsam_getsampwsid(struct pdb_methods *my_methods, SAM_ACCOUNT * user, const DOM_SID *sid)
+static NTSTATUS tdbsam_getsampwsid(struct pdb_methods *my_methods, struct samu * user, const DOM_SID *sid)
{
uint32 rid;
- if (!sid_peek_check_rid(get_global_sam_sid(), sid, &rid))
+
+ if ( !sid_peek_check_rid(get_global_sam_sid(), sid, &rid) )
return NT_STATUS_UNSUCCESSFUL;
+
return tdbsam_getsampwrid(my_methods, user, rid);
}
+static bool tdb_delete_samacct_only( struct samu *sam_pass )
+{
+ fstring keystr;
+ fstring name;
+
+ fstrcpy(name, pdb_get_username(sam_pass));
+ strlower_m(name);
+
+ /* set the search key */
+
+ slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
+
+ /* it's outaa here! 8^) */
+
+ if (tdb_delete_bystring(tdbsam, keystr) != TDB_SUCCESS) {
+ DEBUG(5, ("Error deleting entry from tdb passwd database!\n"));
+ DEBUGADD(5, (" Error: %s\n", tdb_errorstr(tdbsam)));
+ return False;
+ }
+
+ return True;
+}
+
/***************************************************************************
- Delete a SAM_ACCOUNT
+ Delete a struct samu records for the username and RID key
****************************************************************************/
-static NTSTATUS tdbsam_delete_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT *sam_pass)
+static NTSTATUS tdbsam_delete_sam_account(struct pdb_methods *my_methods, struct samu *sam_pass)
{
- NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
- struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
- TDB_CONTEXT *pwd_tdb;
- TDB_DATA key;
+ NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
fstring keystr;
uint32 rid;
fstring name;
+ /* open the database */
+
+ if ( !tdbsam_open( tdbsam_filename ) ) {
+ DEBUG(0,("tdbsam_delete_sam_account: failed to open %s!\n",
+ tdbsam_filename));
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
fstrcpy(name, pdb_get_username(sam_pass));
- strlower(name);
+ strlower_m(name);
- /* open the TDB */
- if (!(pwd_tdb = tdb_open_log(tdb_state->tdbsam_location, 0, TDB_DEFAULT, O_RDWR, 0600))) {
- DEBUG(0, ("Unable to open TDB passwd!"));
- return nt_status;
- }
-
/* set the search key */
+
slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
- key.dptr = keystr;
- key.dsize = strlen (keystr) + 1;
rid = pdb_get_user_rid(sam_pass);
/* it's outaa here! 8^) */
- if (tdb_delete(pwd_tdb, key) != TDB_SUCCESS) {
- DEBUG(5, ("Error deleting entry from tdb passwd database!\n"));
- DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
- tdb_close(pwd_tdb);
- return nt_status;
- }
- /* delete also the RID key */
+ if ( tdb_delete_bystring(tdbsam, keystr) != TDB_SUCCESS ) {
+ DEBUG(5, ("Error deleting entry from tdb passwd database!\n"));
+ DEBUGADD(5, (" Error: %s\n", tdb_errorstr(tdbsam)));
+ nt_status = NT_STATUS_UNSUCCESSFUL;
+ goto done;
+ }
/* set the search key */
+
slprintf(keystr, sizeof(keystr)-1, "%s%.8x", RIDPREFIX, rid);
- key.dptr = keystr;
- key.dsize = strlen (keystr) + 1;
/* it's outaa here! 8^) */
- if (tdb_delete(pwd_tdb, key) != TDB_SUCCESS) {
+
+ if ( tdb_delete_bystring(tdbsam, keystr) != TDB_SUCCESS ) {
DEBUG(5, ("Error deleting entry from tdb rid database!\n"));
- DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
- tdb_close(pwd_tdb);
- return nt_status;
+ DEBUGADD(5, (" Error: %s\n", tdb_errorstr(tdbsam)));
+ nt_status = NT_STATUS_UNSUCCESSFUL;
+ goto done;
}
+
+ nt_status = NT_STATUS_OK;
- tdb_close(pwd_tdb);
+ done:
+ tdbsam_close();
- return NT_STATUS_OK;
+ return nt_status;
}
+
/***************************************************************************
- Update the TDB SAM
+ Update the TDB SAM account record only
+ Assumes that the tdbsam is already open
****************************************************************************/
-
-static BOOL tdb_update_sam(struct pdb_methods *my_methods, SAM_ACCOUNT* newpwd, int flag)
+static bool tdb_update_samacct_only( struct samu* newpwd, int flag )
{
- struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
- TDB_CONTEXT *pwd_tdb = NULL;
- TDB_DATA key, data;
+ TDB_DATA data;
uint8 *buf = NULL;
fstring keystr;
fstring name;
- BOOL ret = True;
- uint32 user_rid;
- BOOL tdb_ret;
-
- /* invalidate the existing TDB iterator if it is open */
- if (tdb_state->passwd_tdb) {
- tdb_close(tdb_state->passwd_tdb);
- tdb_state->passwd_tdb = NULL;
- }
-
- /* open the account TDB passwd*/
- pwd_tdb = tdb_open_log(tdb_state->tdbsam_location, 0, TDB_DEFAULT, O_RDWR | O_CREAT, 0600);
- if (!pwd_tdb)
- {
- DEBUG(0, ("tdb_update_sam: Unable to open TDB passwd (%s)!\n", tdb_state->tdbsam_location));
- return False;
- }
-
- if (!pdb_get_group_rid(newpwd)) {
- DEBUG (0,("tdb_update_sam: Failing to store a SAM_ACCOUNT for [%s] without a primary group RID\n",pdb_get_username(newpwd)));
- ret = False;
- goto done;
- }
-
- /* if flag == TDB_INSERT then make up a new RID else throw an error. */
- if (!(user_rid = pdb_get_user_rid(newpwd))) {
- if ((flag & TDB_INSERT) && tdb_state->permit_non_unix_accounts) {
- uint32 lowrid, highrid;
- if (!idmap_get_free_rid_range(&lowrid, &highrid)) {
- /* should never happen */
- DEBUG(0, ("tdbsam: something messed up, no high/low rids but nua enabled ?!\n"));
- ret = False;
- goto done;
- }
- user_rid = lowrid;
- tdb_ret = tdb_change_uint32_atomic(pwd_tdb, "RID_COUNTER", &user_rid, RID_MULTIPLIER);
- if (!tdb_ret) {
- ret = False;
- goto done;
- }
- if (user_rid > highrid) {
- DEBUG(0, ("tdbsam: no NUA rids available, cannot add user %s!\n", pdb_get_username(newpwd)));
- ret = False;
- goto done;
- }
- if (!pdb_set_user_sid_from_rid(newpwd, user_rid, PDB_CHANGED)) {
- DEBUG(0, ("tdbsam: not able to set new allocated user RID into sam account!\n"));
- ret = False;
- goto done;
- }
- } else {
- DEBUG (0,("tdb_update_sam: Failing to store a SAM_ACCOUNT for [%s] without a RID\n",pdb_get_username(newpwd)));
- ret = False;
- goto done;
- }
- }
+ bool ret = True;
- /* copy the SAM_ACCOUNT struct into a BYTE buffer for storage */
- if ((data.dsize=init_buffer_from_sam (tdb_state, &buf, newpwd)) == -1) {
- DEBUG(0,("tdb_update_sam: ERROR - Unable to copy SAM_ACCOUNT info BYTE buffer!\n"));
+ /* copy the struct samu struct into a BYTE buffer for storage */
+
+ if ( (data.dsize=init_buffer_from_sam (&buf, newpwd, False)) == -1 ) {
+ DEBUG(0,("tdb_update_sam: ERROR - Unable to copy struct samu info BYTE buffer!\n"));
ret = False;
goto done;
}
data.dptr = buf;
fstrcpy(name, pdb_get_username(newpwd));
- strlower(name);
+ strlower_m(name);
- DEBUG(5, ("Storing %saccount %s with RID %d\n", flag == TDB_INSERT ? "(new) " : "", name, user_rid));
+ DEBUG(5, ("Storing %saccount %s with RID %d\n",
+ flag == TDB_INSERT ? "(new) " : "", name,
+ pdb_get_user_rid(newpwd)));
/* setup the USER index key */
slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
- key.dptr = keystr;
- key.dsize = strlen(keystr) + 1;
/* add the account */
- if (tdb_store(pwd_tdb, key, data, flag) != TDB_SUCCESS) {
+
+ if ( tdb_store_bystring(tdbsam, keystr, data, flag) != TDB_SUCCESS ) {
DEBUG(0, ("Unable to modify passwd TDB!"));
- DEBUGADD(0, (" Error: %s", tdb_errorstr(pwd_tdb)));
- DEBUGADD(0, (" occured while storing the main record (%s)\n", keystr));
+ DEBUGADD(0, (" Error: %s", tdb_errorstr(tdbsam)));
+ DEBUGADD(0, (" occured while storing the main record (%s)\n",
+ keystr));
ret = False;
goto done;
}
+
+done:
+ /* cleanup */
+ SAFE_FREE(buf);
+ return ret;
+}
+
+/***************************************************************************
+ Update the TDB SAM RID record only
+ Assumes that the tdbsam is already open
+****************************************************************************/
+static bool tdb_update_ridrec_only( struct samu* newpwd, int flag )
+{
+ TDB_DATA data;
+ fstring keystr;
+ fstring name;
+
+ fstrcpy(name, pdb_get_username(newpwd));
+ strlower_m(name);
+
/* setup RID data */
- data.dsize = strlen(name) + 1;
- data.dptr = name;
+ data = string_term_tdb_data(name);
/* setup the RID index key */
- slprintf(keystr, sizeof(keystr)-1, "%s%.8x", RIDPREFIX, user_rid);
- key.dptr = keystr;
- key.dsize = strlen (keystr) + 1;
+ slprintf(keystr, sizeof(keystr)-1, "%s%.8x", RIDPREFIX, pdb_get_user_rid(newpwd));
/* add the reference */
- if (tdb_store(pwd_tdb, key, data, flag) != TDB_SUCCESS) {
+ if (tdb_store_bystring(tdbsam, keystr, data, flag) != TDB_SUCCESS) {
DEBUG(0, ("Unable to modify TDB passwd !"));
- DEBUGADD(0, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
+ DEBUGADD(0, (" Error: %s\n", tdb_errorstr(tdbsam)));
DEBUGADD(0, (" occured while storing the RID index (%s)\n", keystr));
- ret = False;
- goto done;
+ return False;
}
-done:
- /* cleanup */
- tdb_close (pwd_tdb);
- SAFE_FREE(buf);
-
- return (ret);
+ return True;
+
}
-#if 0
/***************************************************************************
- Allocates a new RID and returns it to the caller as a domain sid
-
- NOTE: Use carefullt, do not waste RIDs they are a limited resource!
- - SSS
- ***************************************************************************/
+ Update the TDB SAM
+****************************************************************************/
-static NTSTATUS tdbsam_get_next_sid (struct pdb_methods *my_methods, DOM_SID *sid)
+static bool tdb_update_sam(struct pdb_methods *my_methods, struct samu* newpwd, int flag)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
- struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
- TDB_CONTEXT *pwd_tdb;
- uint32 rid;
+ bool result = True;
- if (sid == NULL) {
- return NT_STATUS_INVALID_PARAMETER;
- }
+ /* invalidate the existing TDB iterator if it is open */
- pwd_tdb = tdb_open_log(tdb_state->tdbsam_location, 0, TDB_DEFAULT, O_RDWR | O_CREAT, 0600);
- if (!pwd_tdb)
- {
- DEBUG(0, ("tdbsam_get_next_sid: Unable to open TDB passwd (%s)!\n", tdb_state->tdbsam_location));
- return NT_STATUS_UNSUCCESSFUL;
+ tdbsam_endsampwent( my_methods );
+
+#if 0
+ if ( !pdb_get_group_rid(newpwd) ) {
+ DEBUG (0,("tdb_update_sam: Failing to store a struct samu for [%s] "
+ "without a primary group RID\n", pdb_get_username(newpwd)));
+ return False;
}
+#endif
- rid = BASE_RID;
- if (tdb_change_uint32_atomic(pwd_tdb, "RID_COUNTER", &rid, 1)) {
+ if (!pdb_get_user_rid(newpwd)) {
+ DEBUG(0,("tdb_update_sam: struct samu (%s) with no RID!\n", pdb_get_username(newpwd)));
+ return False;
+ }
- sid_copy(sid, get_global_sam_sid());
- if (!sid_append_rid(sid, rid)) {
- goto done;
- }
+ /* open the database */
- ret = NT_STATUS_OK;
+ if ( !tdbsam_open( tdbsam_filename ) ) {
+ DEBUG(0,("tdbsam_getsampwnam: failed to open %s!\n", tdbsam_filename));
+ return False;
+ }
+
+ if ( !tdb_update_samacct_only(newpwd, flag) || !tdb_update_ridrec_only(newpwd, flag)) {
+ result = False;
}
-done:
- tdb_close (pwd_tdb);
- return ret;
+ /* cleanup */
+
+ tdbsam_close();
+
+ return result;
}
-#endif
/***************************************************************************
- Modifies an existing SAM_ACCOUNT
+ Modifies an existing struct samu
****************************************************************************/
-static NTSTATUS tdbsam_update_sam_account (struct pdb_methods *my_methods, SAM_ACCOUNT *newpwd)
+static NTSTATUS tdbsam_update_sam_account (struct pdb_methods *my_methods, struct samu *newpwd)
{
- if (tdb_update_sam(my_methods, newpwd, TDB_MODIFY))
- return NT_STATUS_OK;
- else
+ if ( !tdb_update_sam(my_methods, newpwd, TDB_MODIFY) )
return NT_STATUS_UNSUCCESSFUL;
+
+ return NT_STATUS_OK;
}
/***************************************************************************
- Adds an existing SAM_ACCOUNT
+ Adds an existing struct samu
****************************************************************************/
-static NTSTATUS tdbsam_add_sam_account (struct pdb_methods *my_methods, SAM_ACCOUNT *newpwd)
+static NTSTATUS tdbsam_add_sam_account (struct pdb_methods *my_methods, struct samu *newpwd)
{
- if (tdb_update_sam(my_methods, newpwd, TDB_INSERT))
- return NT_STATUS_OK;
- else
+ if ( !tdb_update_sam(my_methods, newpwd, TDB_INSERT) )
return NT_STATUS_UNSUCCESSFUL;
+
+ return NT_STATUS_OK;
+}
+
+/***************************************************************************
+ Renames a struct samu
+ - check for the posix user/rename user script
+ - Add and lock the new user record
+ - rename the posix user
+ - rewrite the rid->username record
+ - delete the old user
+ - unlock the new user record
+***************************************************************************/
+static NTSTATUS tdbsam_rename_sam_account(struct pdb_methods *my_methods,
+ struct samu *old_acct,
+ const char *newname)
+{
+ struct samu *new_acct = NULL;
+ pstring rename_script;
+ bool interim_account = False;
+ int rename_ret;
+ fstring oldname_lower;
+ fstring newname_lower;
+
+ /* can't do anything without an external script */
+
+ pstrcpy(rename_script, lp_renameuser_script() );
+ if ( ! *rename_script ) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ /* invalidate the existing TDB iterator if it is open */
+
+ tdbsam_endsampwent( my_methods );
+
+ if ( !(new_acct = samu_new( NULL )) ) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ if ( !pdb_copy_sam_account(new_acct, old_acct)
+ || !pdb_set_username(new_acct, newname, PDB_CHANGED))
+ {
+ TALLOC_FREE(new_acct );
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ /* open the database */
+
+ if ( !tdbsam_open( tdbsam_filename ) ) {
+ DEBUG(0,("tdbsam_getsampwnam: failed to open %s!\n", tdbsam_filename));
+ TALLOC_FREE(new_acct );
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ /* add the new account and lock it */
+
+ if ( !tdb_update_samacct_only(new_acct, TDB_INSERT) ) {
+ goto done;
+ }
+
+ interim_account = True;
+
+ if ( tdb_lock_bystring_with_timeout(tdbsam, newname, 30) == -1 ) {
+ goto done;
+ }
+
+ /* Rename the posix user. Follow the semantics of _samr_create_user()
+ so that we lower case the posix name but preserve the case in passdb */
+
+ fstrcpy( oldname_lower, pdb_get_username(old_acct) );
+ strlower_m( oldname_lower );
+
+ fstrcpy( newname_lower, newname );
+ strlower_m( newname_lower );
+
+ string_sub2(rename_script, "%unew", newname_lower, sizeof(pstring),
+ True, False, True);
+ string_sub2(rename_script, "%uold", oldname_lower, sizeof(pstring),
+ True, False, True);
+ rename_ret = smbrun(rename_script, NULL);
+
+ DEBUG(rename_ret ? 0 : 3,("Running the command `%s' gave %d\n", rename_script, rename_ret));
+
+ if (rename_ret == 0) {
+ smb_nscd_flush_user_cache();
+ }
+
+ if (rename_ret) {
+ goto done;
+ }
+
+ /* rewrite the rid->username record */
+
+ if ( !tdb_update_ridrec_only( new_acct, TDB_MODIFY) ) {
+ goto done;
+ }
+ interim_account = False;
+ tdb_unlock_bystring( tdbsam, newname );
+
+ tdb_delete_samacct_only( old_acct );
+
+ tdbsam_close();
+
+ TALLOC_FREE(new_acct );
+ return NT_STATUS_OK;
+
+done:
+ /* cleanup */
+ if (interim_account) {
+ tdb_unlock_bystring(tdbsam, newname);
+ tdb_delete_samacct_only(new_acct);
+ }
+
+ tdbsam_close();
+
+ if (new_acct)
+ TALLOC_FREE(new_acct);
+
+ return NT_STATUS_ACCESS_DENIED;
+}
+
+static bool tdbsam_rid_algorithm(struct pdb_methods *methods)
+{
+ return False;
+}
+
+/*
+ * Historically, winbind was responsible for allocating RIDs, so the next RID
+ * value was stored in winbindd_idmap.tdb. It has been moved to passdb now,
+ * but for compatibility reasons we still keep the the next RID counter in
+ * winbindd_idmap.tdb.
+ */
+
+/*****************************************************************************
+ Initialise idmap database. For now (Dec 2005) this is a copy of the code in
+ sam/idmap_tdb.c. Maybe at a later stage we can remove that capability from
+ winbind completely and store the RID counter in passdb.tdb.
+
+ Dont' fully initialize with the HWM values, if it's new, we're only
+ interested in the RID counter.
+*****************************************************************************/
+
+static bool init_idmap_tdb(TDB_CONTEXT *tdb)
+{
+ int32 version;
+
+ if (tdb_lock_bystring(tdb, "IDMAP_VERSION") != 0) {
+ DEBUG(0, ("Could not lock IDMAP_VERSION\n"));
+ return False;
+ }
+
+ version = tdb_fetch_int32(tdb, "IDMAP_VERSION");
+
+ if (version == -1) {
+ /* No key found, must be a new db */
+ if (tdb_store_int32(tdb, "IDMAP_VERSION",
+ IDMAP_VERSION) != 0) {
+ DEBUG(0, ("Could not store IDMAP_VERSION\n"));
+ tdb_unlock_bystring(tdb, "IDMAP_VERSION");
+ return False;
+ }
+ version = IDMAP_VERSION;
+ }
+
+ if (version != IDMAP_VERSION) {
+ DEBUG(0, ("Expected IDMAP_VERSION=%d, found %d. Please "
+ "start winbind once\n", IDMAP_VERSION, version));
+ tdb_unlock_bystring(tdb, "IDMAP_VERSION");
+ return False;
+ }
+
+ tdb_unlock_bystring(tdb, "IDMAP_VERSION");
+ return True;
}
-static void free_private_data(void **vp)
+static bool tdbsam_new_rid(struct pdb_methods *methods, uint32 *prid)
{
- struct tdbsam_privates **tdb_state = (struct tdbsam_privates **)vp;
- close_tdb(*tdb_state);
- *tdb_state = NULL;
+ TDB_CONTEXT *tdb;
+ uint32 rid;
+ bool ret = False;
+
+ tdb = tdb_open_log(lock_path("winbindd_idmap.tdb"), 0,
+ TDB_DEFAULT, O_RDWR | O_CREAT, 0644);
+
+ if (tdb == NULL) {
+ DEBUG(1, ("Could not open idmap: %s\n", strerror(errno)));
+ goto done;
+ }
+
+ if (!init_idmap_tdb(tdb)) {
+ DEBUG(1, ("Could not init idmap\n"));
+ goto done;
+ }
+
+ rid = BASE_RID; /* Default if not set */
+
+ if (!tdb_change_uint32_atomic(tdb, "RID_COUNTER", &rid, 1)) {
+ DEBUG(3, ("tdbsam_new_rid: Failed to increase RID_COUNTER\n"));
+ goto done;
+ }
+
+ *prid = rid;
+ ret = True;
+
+ done:
+ if ((tdb != NULL) && (tdb_close(tdb) != 0)) {
+ smb_panic("tdb_close(idmap_tdb) failed");
+ }
- /* No need to free any further, as it is talloc()ed */
+ return ret;
}
+/*********************************************************************
+ Initialize the tdb sam backend. Setup the dispath table of methods,
+ open the tdb, etc...
+*********************************************************************/
-NTSTATUS pdb_init_tdbsam(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
+static NTSTATUS pdb_init_tdbsam(struct pdb_methods **pdb_method, const char *location)
{
NTSTATUS nt_status;
- struct tdbsam_privates *tdb_state;
- uid_t low_nua_uid, high_nua_uid;
+ pstring tdbfile;
+ const char *pfile = location;
- if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods(pdb_context->mem_ctx, pdb_method))) {
+ if (!NT_STATUS_IS_OK(nt_status = make_pdb_method( pdb_method ))) {
return nt_status;
}
(*pdb_method)->add_sam_account = tdbsam_add_sam_account;
(*pdb_method)->update_sam_account = tdbsam_update_sam_account;
(*pdb_method)->delete_sam_account = tdbsam_delete_sam_account;
+ (*pdb_method)->rename_sam_account = tdbsam_rename_sam_account;
- tdb_state = talloc_zero(pdb_context->mem_ctx, sizeof(struct tdbsam_privates));
-
- if (!tdb_state) {
- DEBUG(0, ("talloc() failed for tdbsam private_data!\n"));
- return NT_STATUS_NO_MEMORY;
- }
+ (*pdb_method)->rid_algorithm = tdbsam_rid_algorithm;
+ (*pdb_method)->new_rid = tdbsam_new_rid;
- if (location) {
- tdb_state->tdbsam_location = talloc_strdup(pdb_context->mem_ctx, location);
- } else {
- pstring tdbfile;
- get_private_directory(tdbfile);
- pstrcat(tdbfile, "/");
- pstrcat(tdbfile, PASSDB_FILE_NAME);
- tdb_state->tdbsam_location = talloc_strdup(pdb_context->mem_ctx, tdbfile);
+ /* save the path for later */
+
+ if ( !location ) {
+ pstr_sprintf( tdbfile, "%s/%s", lp_private_dir(), PASSDB_FILE_NAME );
+ pfile = tdbfile;
}
+ pstrcpy( tdbsam_filename, pfile );
- (*pdb_method)->private_data = tdb_state;
-
- (*pdb_method)->free_private_data = free_private_data;
-
- if (lp_idmap_uid(&low_nua_uid, &high_nua_uid)) {
- DEBUG(0, ("idmap uid range defined, non unix accounts enabled\n"));
-
- tdb_state->permit_non_unix_accounts = True;
-
- tdb_state->low_nua_rid=fallback_pdb_uid_to_user_rid(low_nua_uid);
-
- tdb_state->high_nua_rid=fallback_pdb_uid_to_user_rid(high_nua_uid);
-
- } else {
- tdb_state->algorithmic_rids = True;
- }
+ /* no private data */
+
+ (*pdb_method)->private_data = NULL;
+ (*pdb_method)->free_private_data = NULL;
return NT_STATUS_OK;
}
-int pdb_tdbsam_init(void)
+NTSTATUS pdb_tdbsam_init(void)
{
- smb_register_passdb(PASSDB_INTERFACE_VERSION, "tdbsam", pdb_init_tdbsam);
- return True;
+ return smb_register_passdb(PASSDB_INTERFACE_VERSION, "tdbsam", pdb_init_tdbsam);
}
-