/*
- * Unix SMB/Netbios implementation. Version 1.9. SMB parameters and setup
+ * Unix SMB/CIFS implementation.
+ * SMB parameters and setup
* Copyright (C) Andrew Tridgell 1992-1998
* Copyright (C) Simo Sorce 2000
* Copyright (C) Gerald Carter 2000
+ * Copyright (C) Jeremy Allison 2001
+ * Copyright (C) Andrew Bartlett 2002
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free
#include "includes.h"
-#ifdef WITH_TDBSAM
+#ifdef WITH_TDB_SAM
#define PDB_VERSION "20010830"
#define PASSDB_FILE_NAME "/passdb.tdb"
#define USERPREFIX "USER_"
#define RIDPREFIX "RID_"
-extern int DEBUGLEVEL;
-extern pstring samlogon_user;
-extern BOOL sam_logon_in_ssb;
-
-
-struct tdb_enum_info
-{
+struct tdbsam_privates {
TDB_CONTEXT *passwd_tdb;
TDB_DATA key;
-};
-static struct tdb_enum_info global_tdb_ent;
-/*static SAM_ACCOUNT global_sam_pass;*/
+ /* retrive-once info */
+ const char *tdbsam_location;
+
+ BOOL permit_non_unix_accounts;
+
+ uint32 low_nua_rid;
+ uint32 high_nua_rid;
+};
/**********************************************************************
Intialize a SAM_ACCOUNT struct from a BYTE buffer of size len
*********************************************************************/
-static BOOL init_sam_from_buffer (SAM_ACCOUNT *sampass, uint8 *buf,
- uint32 buflen)
+
+static BOOL init_sam_from_buffer (struct tdbsam_privates *tdb_state,
+ SAM_ACCOUNT *sampass, uint8 *buf, uint32 buflen)
{
/* times are stored as 32bit integer
uint32 /* uid, gid,*/ user_rid, group_rid, unknown_3, hours_len, unknown_5, unknown_6;
uint16 acct_ctrl, logon_divs;
uint8 *hours;
- static uint8 *lm_pw_ptr,
- *nt_pw_ptr;
+ static uint8 *lm_pw_ptr, *nt_pw_ptr;
uint32 len = 0;
uint32 lmpwlen, ntpwlen, hourslen;
-
+ BOOL ret = True;
+ BOOL setflag;
+ gid_t gid = -1; /* This is what standard sub advanced expects if no gid is known */
+
+ if(sampass == NULL || buf == NULL) {
+ DEBUG(0, ("init_sam_from_buffer: NULL parameters found!\n"));
+ return False;
+ }
/* unpack the buffer into variables */
len = tdb_unpack (buf, buflen, TDB_FORMAT_STRING,
&unknown_5,
&unknown_6);
- if (len == -1)
- return False;
+ if (len == -1) {
+ ret = False;
+ goto done;
+ }
+
+ if ((tdb_state->permit_non_unix_accounts)
+ && (user_rid >= tdb_state->low_nua_rid)
+ && (user_rid <= tdb_state->high_nua_rid)) {
+
+ } else {
+ struct passwd *pw;
+ uid_t uid;
+ /* validate the account and fill in UNIX uid and gid. Standard
+ * getpwnam() is used instead of Get_Pwnam() as we do not need
+ * to try case permutations
+ */
+ if (!username || !(pw=getpwnam_alloc(username))) {
+ DEBUG(0,("tdbsam: getpwnam_alloc(%s) return NULL. User does not exist!\n",
+ username?username:"NULL"));
+ ret = False;
+ goto done;
+ }
+ uid = pw->pw_uid;
+ gid = pw->pw_gid;
+
+ passwd_free(&pw);
+
+ pdb_set_uid(sampass, uid);
+ pdb_set_gid(sampass, gid);
+ }
pdb_set_logon_time(sampass, logon_time);
pdb_set_logoff_time(sampass, logoff_time);
pdb_set_pass_must_change_time(sampass, pass_must_change_time);
pdb_set_pass_last_set_time(sampass, pass_last_set_time);
- pdb_set_username (sampass, username_len?username:NULL);
- pdb_set_domain (sampass, domain_len?domain:NULL);
- pdb_set_nt_username (sampass, nt_username_len?nt_username:NULL);
- pdb_set_fullname (sampass, fullname_len?fullname:NULL);
- pdb_set_homedir (sampass, homedir_len?homedir:NULL);
- pdb_set_dir_drive (sampass, dir_drive_len?dir_drive:NULL);
- pdb_set_logon_script (sampass, logon_script_len?logon_script:NULL);
- pdb_set_profile_path (sampass, profile_path_len?profile_path:NULL);
- pdb_set_acct_desc (sampass, acct_desc_len?acct_desc:NULL);
- pdb_set_workstations (sampass, workstations_len?workstations:NULL);
- pdb_set_munged_dial (sampass, munged_dial_len?munged_dial:NULL);
- pdb_set_lanman_passwd(sampass, lmpwlen?lm_pw_ptr:NULL);
- pdb_set_nt_passwd (sampass, ntpwlen?nt_pw_ptr:NULL);
+ pdb_set_username (sampass, username);
+ pdb_set_domain (sampass, domain);
+ pdb_set_nt_username (sampass, nt_username);
+ pdb_set_fullname (sampass, fullname);
+
+ if (homedir) setflag = True;
+ else {
+ setflag = False;
+ homedir = strdup(lp_logon_home());
+ if(!homedir) { ret = False; goto done; }
+ standard_sub_advanced(-1, username, "", gid, username, homedir);
+ DEBUG(5,("Home directory set back to %s\n", homedir));
+ }
+ pdb_set_homedir(sampass, homedir, setflag);
+
+ if (dir_drive) setflag = True;
+ else {
+ setflag = False;
+ dir_drive = strdup(lp_logon_drive());
+ if(!dir_drive) { ret = False; goto done; }
+ standard_sub_advanced(-1, username, "", gid, username, dir_drive);
+ DEBUG(5,("Home directory set back to %s\n", dir_drive));
+ }
+ pdb_set_dir_drive(sampass, dir_drive, setflag);
+
+ if (logon_script) setflag = True;
+ else {
+ setflag = False;
+ logon_script = strdup(lp_logon_script());
+ if(!logon_script) { ret = False; goto done; }
+ standard_sub_advanced(-1, username, "", gid, username, logon_script);
+ DEBUG(5,("Home directory set back to %s\n", logon_script));
+ }
+ pdb_set_logon_script(sampass, logon_script, setflag);
+
+ if (profile_path) setflag = True;
+ else {
+ setflag = False;
+ profile_path = strdup(lp_logon_path());
+ if(!profile_path) { ret = False; goto done; }
+ standard_sub_advanced(-1, username, "", gid, username, profile_path);
+ DEBUG(5,("Home directory set back to %s\n", profile_path));
+ }
+ pdb_set_profile_path(sampass, profile_path, setflag);
+
+ pdb_set_acct_desc (sampass, acct_desc);
+ pdb_set_workstations (sampass, workstations);
+ pdb_set_munged_dial (sampass, munged_dial);
+ if (!pdb_set_lanman_passwd(sampass, lm_pw_ptr)) {
+ ret = False;
+ goto done;
+ }
+ if (!pdb_set_nt_passwd(sampass, nt_pw_ptr)) {
+ ret = False;
+ goto done;
+ }
/*pdb_set_uid(sampass, uid);
pdb_set_gid(sampass, gid);*/
pdb_set_unknown_5(sampass, unknown_5);
pdb_set_unknown_6(sampass, unknown_6);
pdb_set_acct_ctrl(sampass, acct_ctrl);
- pdb_set_logons_divs(sampass, logon_divs);
+ pdb_set_logon_divs(sampass, logon_divs);
pdb_set_hours(sampass, hours);
- /* TODO: free TDB alloced memory !!!!! */
-
- return True;
+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);
+
+ return ret;
}
/**********************************************************************
Intialize a BYTE buffer from a SAM_ACCOUNT struct
*********************************************************************/
-static uint32 init_buffer_from_sam (uint8 **buf, SAM_ACCOUNT *sampass)
+static uint32 init_buffer_from_sam (struct tdbsam_privates *tdb_state, uint8 **buf,
+ const SAM_ACCOUNT *sampass, uint32 user_rid, uint32 group_rid)
{
size_t len, buflen;
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;
+ 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;
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;
- uint8 *lm_pw;
- uint8 *nt_pw;
+ const uint8 *lm_pw;
+ const uint8 *nt_pw;
uint32 lm_pw_len = 16;
uint32 nt_pw_len = 16;
/* do we have a valid SAM_ACCOUNT pointer? */
- if (sampass == NULL)
+ if (sampass == NULL) {
+ DEBUG(0, ("init_buffer_from_sam: SAM_ACCOUNT is NULL!\n"));
return -1;
-
+ }
+
*buf = NULL;
buflen = 0;
- logon_time = pdb_get_logon_time(sampass);
- logoff_time = pdb_get_logoff_time(sampass);
- kickoff_time = pdb_get_kickoff_time(sampass);
- pass_can_change_time = pdb_get_pass_can_change_time(sampass);
- pass_must_change_time = pdb_get_pass_must_change_time(sampass);
- pass_last_set_time = pdb_get_pass_last_set_time(sampass);
+ 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);
username = pdb_get_username(sampass);
if (username) username_len = strlen(username) +1;
else username_len = 0;
+
domain = pdb_get_domain(sampass);
if (domain) domain_len = strlen(domain) +1;
else domain_len = 0;
+
nt_username = pdb_get_nt_username(sampass);
if (nt_username) nt_username_len = strlen(nt_username) +1;
else nt_username_len = 0;
- dir_drive = pdb_get_dirdrive(sampass);
- if (dir_drive) dir_drive_len = strlen(dir_drive) +1;
- else dir_drive_len = 0;
- unknown_str = NULL;
- unknown_str_len = 0;
- munged_dial = pdb_get_munged_dial(sampass);
- if (munged_dial) munged_dial_len = strlen(munged_dial) +1;
- else munged_dial_len = 0;
-
+
fullname = pdb_get_fullname(sampass);
if (fullname) fullname_len = strlen(fullname) +1;
else fullname_len = 0;
- homedir = pdb_get_homedir(sampass);
+
+ /*
+ * Only updates fields which have been set (not defaults from smb.conf)
+ */
+
+ if (IS_SAM_SET(sampass, FLAG_SAM_DRIVE)) dir_drive = pdb_get_dirdrive(sampass);
+ else dir_drive = NULL;
+ if (dir_drive) dir_drive_len = strlen(dir_drive) +1;
+ else dir_drive_len = 0;
+
+ if (IS_SAM_SET(sampass, FLAG_SAM_SMBHOME)) homedir = pdb_get_homedir(sampass);
+ else homedir = NULL;
if (homedir) homedir_len = strlen(homedir) +1;
else homedir_len = 0;
- logon_script = pdb_get_logon_script(sampass);
+
+ if (IS_SAM_SET(sampass, FLAG_SAM_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;
- profile_path = pdb_get_profile_path(sampass);
+
+ if (IS_SAM_SET(sampass, FLAG_SAM_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;
- acct_desc = pdb_get_acct_desc(sampass);
- if (acct_desc) acct_desc_len = strlen(acct_desc) +1;
- else acct_desc_len = 0;
- workstations = pdb_get_workstations(sampass);
- if (workstations) workstations_len = strlen(workstations) +1;
- else workstations_len = 0;
lm_pw = pdb_get_lanman_passwd(sampass);
if (!lm_pw) lm_pw_len = 0;
nt_pw = pdb_get_nt_passwd(sampass);
if (!nt_pw) nt_pw_len = 0;
+ acct_desc = pdb_get_acct_desc(sampass);
+ if (acct_desc) acct_desc_len = strlen(acct_desc) +1;
+ else acct_desc_len = 0;
+
+ workstations = pdb_get_workstations(sampass);
+ if (workstations) workstations_len = strlen(workstations) +1;
+ else workstations_len = 0;
+
+ unknown_str = NULL;
+ unknown_str_len = 0;
+
+ munged_dial = pdb_get_munged_dial(sampass);
+ if (munged_dial) munged_dial_len = strlen(munged_dial) +1;
+ else munged_dial_len = 0;
+
/* one time to get the size needed */
len = tdb_pack(NULL, 0, TDB_FORMAT_STRING,
logon_time,
workstations_len, workstations,
unknown_str_len, unknown_str,
munged_dial_len, munged_dial,
- pdb_get_user_rid(sampass),
- pdb_get_group_rid(sampass),
+ user_rid,
+ group_rid,
lm_pw_len, lm_pw,
nt_pw_len, nt_pw,
pdb_get_acct_ctrl(sampass),
/* malloc the space needed */
- if ( (*buf=(uint8*)malloc(len)) == NULL)
- {
+ if ( (*buf=(uint8*)malloc(len)) == NULL) {
DEBUG(0,("init_buffer_from_sam: Unable to malloc() memory for buffer!\n"));
return (-1);
}
workstations_len, workstations,
unknown_str_len, unknown_str,
munged_dial_len, munged_dial,
- pdb_get_user_rid(sampass),
- pdb_get_group_rid(sampass),
+ user_rid,
+ group_rid,
lm_pw_len, lm_pw,
nt_pw_len, nt_pw,
pdb_get_acct_ctrl(sampass),
/* check to make sure we got it correct */
- if (buflen != len)
- {
+ 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);
/***************************************************************
Open the TDB passwd database for SAM account enumeration.
****************************************************************/
-BOOL pdb_setsampwent(BOOL update)
+
+static BOOL tdbsam_setsampwent(struct pdb_context *context, BOOL update)
{
- pstring tdbfile;
-
- pstrcpy (tdbfile, lp_private_dir());
- pstrcat (tdbfile, PASSDB_FILE_NAME);
+ struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)context->pdb_selected->private_data;
/* Open tdb passwd */
- if (!(global_tdb_ent.passwd_tdb = tdb_open_log(tdbfile, 0, TDB_DEFAULT, update ? O_RDWR : O_RDONLY, 0600)))
+ 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 TDB passwd, trying create new!\n"));
- if (!(global_tdb_ent.passwd_tdb = tdb_open_log(tdbfile, 0, TDB_DEFAULT, O_RDWR | O_CREAT | O_EXCL, 0600)))
- {
- DEBUG(0, ("Unable to create TDB passwd (passdb.tdb) !!!"));
- return False;
- }
+ DEBUG(0, ("Unable to open/create TDB passwd\n"));
+ return False;
}
- global_tdb_ent.key = tdb_firstkey(global_tdb_ent.passwd_tdb);
+ tdb_state->key = tdb_firstkey(tdb_state->passwd_tdb);
return True;
}
+static void close_tdb(struct tdbsam_privates *tdb_state)
+{
+ if (tdb_state->passwd_tdb) {
+ tdb_close(tdb_state->passwd_tdb);
+ tdb_state->passwd_tdb = NULL;
+ }
+}
+
/***************************************************************
End enumeration of the TDB passwd list.
****************************************************************/
-void pdb_endsampwent(void)
+
+static void tdbsam_endsampwent(struct pdb_context *context)
{
- if (global_tdb_ent.passwd_tdb)
- {
- tdb_close(global_tdb_ent.passwd_tdb);
- global_tdb_ent.passwd_tdb = NULL;
- }
+ struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)context->pdb_selected->private_data;
+ close_tdb(tdb_state);
- DEBUG(7, ("endtdbpwent: closed password file.\n"));
+ DEBUG(7, ("endtdbpwent: closed sam database.\n"));
}
-
/*****************************************************************
Get one SAM_ACCOUNT from the TDB (next in line)
*****************************************************************/
-BOOL pdb_getsampwent(SAM_ACCOUNT *user)
+
+static BOOL tdbsam_getsampwent(struct pdb_context *context, SAM_ACCOUNT *user)
{
+ struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)context->pdb_selected->private_data;
TDB_DATA data;
- struct passwd *pw;
- uid_t uid;
- gid_t gid;
char *prefix = USERPREFIX;
int prefixlen = strlen (prefix);
+
if (user==NULL) {
DEBUG(0,("pdb_get_sampwent: SAM_ACCOUNT is NULL.\n"));
return False;
}
- /* skip all RID entries */
- while ((global_tdb_ent.key.dsize != 0) && (strncmp (global_tdb_ent.key.dptr, prefix, prefixlen)))
+ /* 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 */
- global_tdb_ent.key = tdb_nextkey (global_tdb_ent.passwd_tdb, global_tdb_ent.key);
+ tdb_state->key = tdb_nextkey(tdb_state->passwd_tdb, tdb_state->key);
/* do we have an valid interation pointer? */
- if(global_tdb_ent.passwd_tdb == NULL)
- {
+ if(tdb_state->passwd_tdb == NULL) {
DEBUG(0,("pdb_get_sampwent: Bad TDB Context pointer.\n"));
return False;
}
- data = tdb_fetch (global_tdb_ent.passwd_tdb, global_tdb_ent.key);
- if (!data.dptr)
- {
+ data = tdb_fetch(tdb_state->passwd_tdb, tdb_state->key);
+ if (!data.dptr) {
DEBUG(5,("pdb_getsampwent: database entry not found.\n"));
return False;
}
/* unpack the buffer */
- if (!init_sam_from_buffer (user, data.dptr, data.dsize))
- {
+ 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 False;
}
SAFE_FREE(data.dptr);
- /* validate the account and fill in UNIX uid and gid. sys_getpwnam()
- is used instaed of Get_Pwnam() as we do not need to try case
- permutations */
- if ((pw=sys_getpwnam(pdb_get_username(user))) == NULL)
- {
- DEBUG(0,("pdb_getsampwent: getpwnam(%s) return NULL. User does not exist!\n",
- pdb_get_username(user)));
- return False;
- }
-
- uid = pw->pw_uid;
- gid = pw->pw_gid;
- pdb_set_uid (user, uid);
- pdb_set_gid (user, gid);
-
- /* 21 days from present */
- pdb_set_pass_must_change_time(user, time(NULL)+1814400);
-
- standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_logon_script(user));
- standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_profile_path(user));
- standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_homedir(user));
-
/* increment to next in line */
- global_tdb_ent.key = tdb_nextkey (global_tdb_ent.passwd_tdb, global_tdb_ent.key);
+ tdb_state->key = tdb_nextkey(tdb_state->passwd_tdb, tdb_state->key);
return True;
}
/******************************************************************
Lookup a name in the SAM TDB
******************************************************************/
-BOOL pdb_getsampwnam (SAM_ACCOUNT *user, char *sname)
+
+static BOOL tdbsam_getsampwnam (struct pdb_context *context, SAM_ACCOUNT *user, const char *sname)
{
+ struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)context->pdb_selected->private_data;
TDB_CONTEXT *pwd_tdb;
TDB_DATA data, key;
fstring keystr;
- struct passwd *pw;
- pstring tdbfile;
fstring name;
- uid_t uid;
- gid_t gid;
-
if (user==NULL) {
DEBUG(0,("pdb_getsampwnam: SAM_ACCOUNT is NULL.\n"));
return False;
}
- fstrcpy (name, sname);
- strlower (name);
- pstrcpy (tdbfile, lp_private_dir());
- pstrcat (tdbfile, PASSDB_FILE_NAME);
-
+ /* Data is stored in all lower-case */
+ unix_strlower(sname, -1, name, sizeof(name));
+
/* set search key */
slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
key.dptr = keystr;
- key.dsize = strlen (keystr) + 1;
+ key.dsize = strlen(keystr) + 1;
/* open the accounts TDB */
- if (!(pwd_tdb = tdb_open_log(tdbfile, 0, TDB_DEFAULT, O_RDONLY, 0600)))
- {
- DEBUG(0, ("pdb_getsampwnam: Unable to open TDB passwd!\n"));
+ 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 False;
}
/* get the record */
- data = tdb_fetch (pwd_tdb, key);
- if (!data.dptr)
- {
+ data = tdb_fetch(pwd_tdb, key);
+ if (!data.dptr) {
DEBUG(5,("pdb_getsampwnam (TDB): error fetching database.\n"));
DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
- tdb_close (pwd_tdb);
+ DEBUGADD(5, (" Key: %s\n", keystr));
+ tdb_close(pwd_tdb);
return False;
}
/* unpack the buffer */
- if (!init_sam_from_buffer (user, data.dptr, data.dsize))
- {
+ 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);
+ tdb_close(pwd_tdb);
return False;
}
SAFE_FREE(data.dptr);
-
- /* validate the account and fill in UNIX uid and gid. sys_getpwnam()
- is used instaed of Get_Pwnam() as we do not need to try case
- permutations */
- if ((pw=sys_getpwnam(pdb_get_username(user))) == NULL)
- {
- DEBUG(0,("pdb_getsampwent: getpwnam(%s) return NULL. User does not exist!\n",
- pdb_get_username(user)));
- return False;
- }
-
- uid = pw->pw_uid;
- gid = pw->pw_gid;
- pdb_set_uid (user, uid);
- pdb_set_gid (user, gid);
-
- /* 21 days from present */
- pdb_set_pass_must_change_time(user, time(NULL)+1814400);
-
- standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_logon_script(user));
- standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_profile_path(user));
- standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_homedir(user));
-
- /* cleanup */
- tdb_close (pwd_tdb);
+ /* no further use for database, close it now */
+ tdb_close(pwd_tdb);
+
return True;
}
-/***************************************************************************
- Search by uid
- **************************************************************************/
-BOOL pdb_getsampwuid (SAM_ACCOUNT* user, uid_t uid)
-{
- struct passwd *pw;
- fstring name;
-
- if (user==NULL) {
- DEBUG(0,("pdb_getsampwuid: SAM_ACCOUNT is NULL.\n"));
- return False;
- }
-
- pw = sys_getpwuid(uid);
- if (pw == NULL)
- {
- DEBUG(0,("pdb_getsampwuid: getpwuid(%d) return NULL. User does not exist!\n", uid));
- return False;
- }
- fstrcpy (name, pw->pw_name);
-
- return pdb_getsampwnam (user, name);
-
-}
-
/***************************************************************************
Search by rid
**************************************************************************/
-BOOL pdb_getsampwrid (SAM_ACCOUNT *user, uint32 rid)
+
+static BOOL tdbsam_getsampwrid (struct pdb_context *context, SAM_ACCOUNT *user, uint32 rid)
{
+ struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)context->pdb_selected->private_data;
TDB_CONTEXT *pwd_tdb;
TDB_DATA data, key;
fstring keystr;
- pstring tdbfile;
fstring name;
if (user==NULL) {
return False;
}
- pstrcpy (tdbfile, lp_private_dir());
- pstrcat (tdbfile, PASSDB_FILE_NAME);
-
/* 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(tdbfile, 0, TDB_DEFAULT, O_RDONLY, 0600)))
- {
+ 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 False;
}
/* get the record */
data = tdb_fetch (pwd_tdb, key);
- if (!data.dptr)
- {
- DEBUG(5,("pdb_getsampwrid (TDB): error fetching database.\n"));
+ 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 False;
tdb_close (pwd_tdb);
- return pdb_getsampwnam (user, name);
+ return tdbsam_getsampwnam (context, user, name);
}
-
/***************************************************************************
Delete a SAM_ACCOUNT
****************************************************************************/
-BOOL pdb_delete_sam_account(char *sname)
+
+static BOOL tdbsam_delete_sam_account(struct pdb_context *context, const SAM_ACCOUNT *sam_pass)
{
- struct passwd *pwd = NULL;
- SAM_ACCOUNT *sam_pass = NULL;
+ struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)context->pdb_selected->private_data;
TDB_CONTEXT *pwd_tdb;
- TDB_DATA key, data;
+ TDB_DATA key;
fstring keystr;
- pstring tdbfile;
uint32 rid;
fstring name;
- fstrcpy (name, sname);
- strlower (name);
+ unix_strlower(pdb_get_username(sam_pass), -1, name, sizeof(name));
- pstrcpy (tdbfile, lp_private_dir());
- pstrcat (tdbfile, PASSDB_FILE_NAME);
-
/* open the TDB */
- if (!(pwd_tdb = tdb_open_log(tdbfile, 0, TDB_DEFAULT, O_RDWR, 0600)))
- {
+ if (!(pwd_tdb = tdb_open_log(tdb_state->tdbsam_location, 0, TDB_DEFAULT, O_RDWR, 0600))) {
DEBUG(0, ("Unable to open TDB passwd!"));
return False;
}
key.dptr = keystr;
key.dsize = strlen (keystr) + 1;
- /* get the record */
- data = tdb_fetch (pwd_tdb, key);
- if (!data.dptr)
- {
- DEBUG(5,("pdb_delete_sam_account (TDB): error fetching database.\n"));
- DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
- tdb_close (pwd_tdb);
- return False;
- }
-
- /* unpack the buffer */
- if (!pdb_init_sam (&sam_pass))
- {
- tdb_close (pwd_tdb);
- return False;
- }
-
- if (!init_sam_from_buffer (sam_pass, data.dptr, data.dsize))
- {
- DEBUG(0,("pdb_getsampwent: Bad SAM_ACCOUNT entry returned from TDB!\n"));
- tdb_close (pwd_tdb);
- SAFE_FREE(data.dptr);
- return False;
- }
- SAFE_FREE(data.dptr);
-
- pwd = sys_getpwnam(sam_pass->username);
-
- pdb_free_sam (sam_pass);
-
- rid = pdb_uid_to_user_rid (pwd->pw_uid);
+ rid = pdb_get_user_rid(sam_pass);
/* it's outaa here! 8^) */
- if (tdb_delete(pwd_tdb, key) != TDB_SUCCESS)
- {
+ 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);
key.dsize = strlen (keystr) + 1;
/* it's outaa here! 8^) */
- if (tdb_delete(pwd_tdb, key) != TDB_SUCCESS)
- {
+ if (tdb_delete(pwd_tdb, key) != 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);
/***************************************************************************
Update the TDB SAM
****************************************************************************/
-static BOOL tdb_update_sam(SAM_ACCOUNT* newpwd, BOOL override, int flag)
+
+static BOOL tdb_update_sam(struct pdb_context *context, const SAM_ACCOUNT* newpwd, int flag)
{
- TDB_CONTEXT *pwd_tdb;
+ struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)context->pdb_selected->private_data;
+ TDB_CONTEXT *pwd_tdb = NULL;
TDB_DATA key, data;
uint8 *buf = NULL;
fstring keystr;
- pstring tdbfile;
fstring name;
BOOL ret = True;
- int newtdb = FALSE;
-
- pstrcpy (tdbfile, lp_private_dir());
- pstrcat (tdbfile, PASSDB_FILE_NAME);
-
- if ( (!newpwd->uid) || (!newpwd->gid) )
- DEBUG (0,("tdb_update_sam: Storing a SAM_ACCOUNT for [%s] with uid %d and gid %d!\n",
- newpwd->username, newpwd->uid, newpwd->gid));
-
- /* if we don't have a RID, then generate one */
- if (!newpwd->user_rid)
- pdb_set_user_rid (newpwd, pdb_uid_to_user_rid (newpwd->uid));
- if (!newpwd->group_rid)
- pdb_set_group_rid (newpwd, pdb_gid_to_group_rid (newpwd->gid));
-
-
- /* copy the SAM_ACCOUNT struct into a BYTE buffer for storage */
- if ((data.dsize=init_buffer_from_sam (&buf, newpwd)) == -1)
+ uint32 user_rid;
+ uint32 group_rid;
+ int32 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 we don't have a RID, then make them up. */
+ if (!(user_rid = pdb_get_user_rid(newpwd))) {
+ if (!tdb_state->permit_non_unix_accounts) {
+ 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;
+ } else {
+ user_rid = tdb_state->low_nua_rid;
+ tdb_ret = tdb_change_int32_atomic(pwd_tdb, "NUA_NEXT_RID", &user_rid, RID_MULTIPLIER);
+ if (tdb_ret == -1) {
+ ret = False;
+ goto done;
+ }
+ }
+ }
+
+ if (!(group_rid = pdb_get_group_rid(newpwd))) {
+ if (!tdb_state->permit_non_unix_accounts) {
+ 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;
+ } else {
+ /* This seems like a good default choice for non-unix users */
+ group_rid = DOMAIN_GROUP_RID_USERS;
+ }
+ }
+
+ /* copy the SAM_ACCOUNT struct into a BYTE buffer for storage */
+ if ((data.dsize=init_buffer_from_sam (tdb_state, &buf, newpwd, user_rid, group_rid)) == -1) {
DEBUG(0,("tdb_update_sam: ERROR - Unable to copy SAM_ACCOUNT info BYTE buffer!\n"));
ret = False;
goto done;
}
data.dptr = buf;
- fstrcpy (name, pdb_get_username(newpwd));
- strlower (name);
+ unix_strlower(pdb_get_username(newpwd), -1, name, sizeof(name));
+ DEBUG(5, ("Storing %saccount %s with RID %d\n", flag == TDB_INSERT ? "(new) " : "", name, user_rid));
+
/* setup the USER index key */
slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
key.dptr = keystr;
key.dsize = strlen (keystr) + 1;
- /* invalidate the existing TDB iterator if it is open */
- if (global_tdb_ent.passwd_tdb)
- {
- tdb_close(global_tdb_ent.passwd_tdb);
- global_tdb_ent.passwd_tdb = NULL;
- }
-
- /* open the account TDB passwd*/
- if (!(pwd_tdb = tdb_open_log(tdbfile, 0, TDB_DEFAULT, O_RDWR, 0600)))
- {
- DEBUG(0, ("tdb_update_sam: Unable to open TDB passwd!\n"));
- if (flag == TDB_INSERT)
- {
- DEBUG(0, ("Unable to open TDB passwd, trying create new!\n"));
- if (!(pwd_tdb = tdb_open_log(tdbfile, 0, TDB_DEFAULT, O_RDWR | O_CREAT | O_EXCL, 0600)))
- {
- DEBUG(0, ("Unable to create TDB passwd (passdb.tdb) !!!\n"));
- ret = False;
- goto done;
- }
- newtdb = True;
- }
- }
-
/* add the account */
- if (tdb_store(pwd_tdb, key, data, flag) != TDB_SUCCESS)
- {
+ if (tdb_store(pwd_tdb, key, data, flag) != TDB_SUCCESS) {
DEBUG(0, ("Unable to modify passwd TDB!"));
- DEBUGADD(0, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
- tdb_close (pwd_tdb);
+ DEBUGADD(0, (" Error: %s", tdb_errorstr(pwd_tdb)));
+ DEBUGADD(0, (" occured while storing the main record (%s)\n", keystr));
ret = False;
goto done;
}
data.dptr = name;
/* setup the RID index key */
- slprintf(keystr, sizeof(keystr)-1, "%s%.8x", RIDPREFIX, pdb_get_user_rid(newpwd));
+ slprintf(keystr, sizeof(keystr)-1, "%s%.8x", RIDPREFIX, user_rid);
key.dptr = keystr;
key.dsize = strlen (keystr) + 1;
/* add the reference */
- if (tdb_store(pwd_tdb, key, data, flag) != TDB_SUCCESS)
- {
+ if (tdb_store(pwd_tdb, key, data, flag) != TDB_SUCCESS) {
DEBUG(0, ("Unable to modify TDB passwd !"));
DEBUGADD(0, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
+ DEBUGADD(0, (" occured while storing the RID index (%s)\n", keystr));
ret = False;
goto done;
}
tdb_close (pwd_tdb);
SAFE_FREE(buf);
- return (ret);
-
+ return (ret);
}
/***************************************************************************
Modifies an existing SAM_ACCOUNT
****************************************************************************/
-BOOL pdb_update_sam_account (SAM_ACCOUNT *newpwd, BOOL override)
+
+static BOOL tdbsam_update_sam_account (struct pdb_context *context, const SAM_ACCOUNT *newpwd)
{
- return (tdb_update_sam(newpwd, override, TDB_MODIFY));
+ return (tdb_update_sam(context, newpwd, TDB_MODIFY));
}
/***************************************************************************
Adds an existing SAM_ACCOUNT
****************************************************************************/
-BOOL pdb_add_sam_account (SAM_ACCOUNT *newpwd)
+
+static BOOL tdbsam_add_sam_account (struct pdb_context *context, const SAM_ACCOUNT *newpwd)
{
- return (tdb_update_sam(newpwd, True, TDB_INSERT));
+ return (tdb_update_sam(context, newpwd, TDB_INSERT));
+}
+
+static void free_private_data(void **vp)
+{
+ struct tdbsam_privates **tdb_state = (struct tdbsam_privates **)vp;
+ close_tdb(*tdb_state);
+ *tdb_state = NULL;
+
+ /* No need to free any further, as it is talloc()ed */
+}
+
+
+NTSTATUS pdb_init_tdbsam(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
+{
+ NTSTATUS nt_status;
+ struct tdbsam_privates *tdb_state;
+
+ if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods(pdb_context->mem_ctx, pdb_method))) {
+ return nt_status;
+ }
+
+ (*pdb_method)->name = "tdbsam";
+
+ (*pdb_method)->setsampwent = tdbsam_setsampwent;
+ (*pdb_method)->endsampwent = tdbsam_endsampwent;
+ (*pdb_method)->getsampwent = tdbsam_getsampwent;
+ (*pdb_method)->getsampwnam = tdbsam_getsampwnam;
+ (*pdb_method)->getsampwrid = tdbsam_getsampwrid;
+ (*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;
+
+ 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;
+ }
+
+ if (location) {
+ tdb_state->tdbsam_location = talloc_strdup(pdb_context->mem_ctx, location);
+ } else {
+ pstring tdbfile;
+ get_private_directory(tdbfile);
+ pstrcat (tdbfile, PASSDB_FILE_NAME);
+ tdb_state->tdbsam_location = talloc_strdup(pdb_context->mem_ctx, tdbfile);
+ }
+
+ (*pdb_method)->private_data = tdb_state;
+
+ (*pdb_method)->free_private_data = free_private_data;
+
+ return NT_STATUS_OK;
+}
+
+NTSTATUS pdb_init_tdbsam_nua(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
+{
+ NTSTATUS nt_status;
+ struct tdbsam_privates *tdb_state;
+ uint32 low_nua_uid, high_nua_uid;
+
+ if (!NT_STATUS_IS_OK(nt_status = pdb_init_tdbsam(pdb_context, pdb_method, location))) {
+ return nt_status;
+ }
+
+ (*pdb_method)->name = "tdbsam_nua";
+
+ tdb_state = (*pdb_method)->private_data;
+
+ tdb_state->permit_non_unix_accounts = True;
+
+ if (!lp_non_unix_account_range(&low_nua_uid, &high_nua_uid)) {
+ DEBUG(0, ("cannot use tdbsam_nua without 'non unix account range' in smb.conf!\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ tdb_state->low_nua_rid=pdb_uid_to_user_rid(low_nua_uid);
+
+ tdb_state->high_nua_rid=pdb_uid_to_user_rid(high_nua_uid);
+
+ return NT_STATUS_OK;
}
#else
- /* Do *NOT* make this function static. It breaks the compile on gcc. JRA */
- void samtdb_dummy_function(void) { } /* stop some compilers complaining */
-#endif /* WITH_TDBSAM */
+
+NTSTATUS pdb_init_tdbsam(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
+{
+ DEBUG(0, ("tdbsam not compiled in!\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+}
+
+NTSTATUS pdb_init_tdbsam_nua(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
+{
+ DEBUG(0, ("tdbsam_nua not compiled in!\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+}
+
+
+#endif