summaryrefslogtreecommitdiff
path: root/source3/lib/account_pol.c
diff options
context:
space:
mode:
authorGünther Deschner <gd@samba.org>2010-05-06 17:17:37 +0200
committerGünther Deschner <gd@samba.org>2010-05-08 01:45:27 +0200
commitb83ab96b16cd322d90bf84d8b71b523a2fda4aed (patch)
tree014313770634185b21ecaf35343bba1407c303bd /source3/lib/account_pol.c
parent961993bc9126a85338303034718341576e783761 (diff)
downloadsamba-b83ab96b16cd322d90bf84d8b71b523a2fda4aed.tar.gz
samba-b83ab96b16cd322d90bf84d8b71b523a2fda4aed.tar.bz2
samba-b83ab96b16cd322d90bf84d8b71b523a2fda4aed.zip
s3-passdb: moving account_pol.c into passdb.
Guenther
Diffstat (limited to 'source3/lib/account_pol.c')
-rw-r--r--source3/lib/account_pol.c454
1 files changed, 0 insertions, 454 deletions
diff --git a/source3/lib/account_pol.c b/source3/lib/account_pol.c
deleted file mode 100644
index f4101e96bc..0000000000
--- a/source3/lib/account_pol.c
+++ /dev/null
@@ -1,454 +0,0 @@
-/*
- * Unix SMB/CIFS implementation.
- * account policy storage
- * Copyright (C) Jean François Micouleau 1998-2001.
- * Copyright (C) Andrew Bartlett 2002
- * Copyright (C) Guenther Deschner 2004-2005
- *
- * 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 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 ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "includes.h"
-static struct db_context *db;
-
-/* cache all entries for 60 seconds for to save ldap-queries (cache is updated
- * after this period if admins do not use pdbedit or usermanager but manipulate
- * ldap directly) - gd */
-
-#define DATABASE_VERSION 3
-#define AP_TTL 60
-
-
-struct ap_table {
- enum pdb_policy_type type;
- const char *string;
- uint32 default_val;
- const char *description;
- const char *ldap_attr;
-};
-
-static const struct ap_table account_policy_names[] = {
- {PDB_POLICY_MIN_PASSWORD_LEN, "min password length", MINPASSWDLENGTH,
- "Minimal password length (default: 5)",
- "sambaMinPwdLength" },
-
- {PDB_POLICY_PASSWORD_HISTORY, "password history", 0,
- "Length of Password History Entries (default: 0 => off)",
- "sambaPwdHistoryLength" },
-
- {PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS, "user must logon to change password", 0,
- "Force Users to logon for password change (default: 0 => off, 2 => on)",
- "sambaLogonToChgPwd" },
-
- {PDB_POLICY_MAX_PASSWORD_AGE, "maximum password age", (uint32) -1,
- "Maximum password age, in seconds (default: -1 => never expire passwords)",
- "sambaMaxPwdAge" },
-
- {PDB_POLICY_MIN_PASSWORD_AGE,"minimum password age", 0,
- "Minimal password age, in seconds (default: 0 => allow immediate password change)",
- "sambaMinPwdAge" },
-
- {PDB_POLICY_LOCK_ACCOUNT_DURATION, "lockout duration", 30,
- "Lockout duration in minutes (default: 30, -1 => forever)",
- "sambaLockoutDuration" },
-
- {PDB_POLICY_RESET_COUNT_TIME, "reset count minutes", 30,
- "Reset time after lockout in minutes (default: 30)",
- "sambaLockoutObservationWindow" },
-
- {PDB_POLICY_BAD_ATTEMPT_LOCKOUT, "bad lockout attempt", 0,
- "Lockout users after bad logon attempts (default: 0 => off)",
- "sambaLockoutThreshold" },
-
- {PDB_POLICY_TIME_TO_LOGOUT, "disconnect time", (uint32) -1,
- "Disconnect Users outside logon hours (default: -1 => off, 0 => on)",
- "sambaForceLogoff" },
-
- {PDB_POLICY_REFUSE_MACHINE_PW_CHANGE, "refuse machine password change", 0,
- "Allow Machine Password changes (default: 0 => off)",
- "sambaRefuseMachinePwdChange" },
-
- {0, NULL, 0, "", NULL}
-};
-
-void account_policy_names_list(const char ***names, int *num_names)
-{
- const char **nl;
- int i, count;
-
- for (count=0; account_policy_names[count].string; count++) {
- }
- nl = SMB_MALLOC_ARRAY(const char *, count);
- if (!nl) {
- *num_names = 0;
- return;
- }
- for (i=0; account_policy_names[i].string; i++) {
- nl[i] = account_policy_names[i].string;
- }
- *num_names = count;
- *names = nl;
- return;
-}
-
-/****************************************************************************
-Get the account policy name as a string from its #define'ed number
-****************************************************************************/
-
-const char *decode_account_policy_name(enum pdb_policy_type type)
-{
- int i;
- for (i=0; account_policy_names[i].string; i++) {
- if (type == account_policy_names[i].type) {
- return account_policy_names[i].string;
- }
- }
- return NULL;
-}
-
-/****************************************************************************
-Get the account policy LDAP attribute as a string from its #define'ed number
-****************************************************************************/
-
-const char *get_account_policy_attr(enum pdb_policy_type type)
-{
- int i;
- for (i=0; account_policy_names[i].type; i++) {
- if (type == account_policy_names[i].type) {
- return account_policy_names[i].ldap_attr;
- }
- }
- return NULL;
-}
-
-/****************************************************************************
-Get the account policy description as a string from its #define'ed number
-****************************************************************************/
-
-const char *account_policy_get_desc(enum pdb_policy_type type)
-{
- int i;
- for (i=0; account_policy_names[i].string; i++) {
- if (type == account_policy_names[i].type) {
- return account_policy_names[i].description;
- }
- }
- return NULL;
-}
-
-/****************************************************************************
-Get the account policy name as a string from its #define'ed number
-****************************************************************************/
-
-enum pdb_policy_type account_policy_name_to_typenum(const char *name)
-{
- int i;
- for (i=0; account_policy_names[i].string; i++) {
- if (strcmp(name, account_policy_names[i].string) == 0) {
- return account_policy_names[i].type;
- }
- }
- return 0;
-}
-
-/*****************************************************************************
-Get default value for account policy
-*****************************************************************************/
-
-bool account_policy_get_default(enum pdb_policy_type type, uint32_t *val)
-{
- int i;
- for (i=0; account_policy_names[i].type; i++) {
- if (account_policy_names[i].type == type) {
- *val = account_policy_names[i].default_val;
- return True;
- }
- }
- DEBUG(0,("no default for account_policy index %d found. This should never happen\n",
- type));
- return False;
-}
-
-/*****************************************************************************
- Set default for a type if it is empty
-*****************************************************************************/
-
-static bool account_policy_set_default_on_empty(enum pdb_policy_type type)
-{
-
- uint32 value;
-
- if (!account_policy_get(type, &value) &&
- !account_policy_get_default(type, &value)) {
- return False;
- }
-
- return account_policy_set(type, value);
-}
-
-/*****************************************************************************
- Open the account policy tdb.
-***`*************************************************************************/
-
-bool init_account_policy(void)
-{
-
- const char *vstring = "INFO/version";
- uint32 version;
- int i;
-
- if (db != NULL) {
- return True;
- }
-
- db = db_open(NULL, state_path("account_policy.tdb"), 0, TDB_DEFAULT,
- O_RDWR, 0600);
-
- if (db == NULL) { /* the account policies files does not exist or open
- * failed, try to create a new one */
- db = db_open(NULL, state_path("account_policy.tdb"), 0,
- TDB_DEFAULT, O_RDWR|O_CREAT, 0600);
- if (db == NULL) {
- DEBUG(0,("Failed to open account policy database\n"));
- return False;
- }
- }
-
- version = dbwrap_fetch_int32(db, vstring);
- if (version == DATABASE_VERSION) {
- return true;
- }
-
- /* handle a Samba upgrade */
-
- if (db->transaction_start(db) != 0) {
- DEBUG(0, ("transaction_start failed\n"));
- TALLOC_FREE(db);
- return false;
- }
-
- version = dbwrap_fetch_int32(db, vstring);
- if (version == DATABASE_VERSION) {
- /*
- * Race condition
- */
- if (db->transaction_cancel(db)) {
- smb_panic("transaction_cancel failed");
- }
- return true;
- }
-
- if (version != DATABASE_VERSION) {
- if (dbwrap_store_uint32(db, vstring, DATABASE_VERSION) != 0) {
- DEBUG(0, ("dbwrap_store_uint32 failed\n"));
- goto cancel;
- }
-
- for (i=0; account_policy_names[i].type; i++) {
-
- if (!account_policy_set_default_on_empty(account_policy_names[i].type)) {
- DEBUG(0,("failed to set default value in account policy tdb\n"));
- goto cancel;
- }
- }
- }
-
- /* These exist by default on NT4 in [HKLM\SECURITY\Policy\Accounts] */
-
- privilege_create_account( &global_sid_World );
- privilege_create_account( &global_sid_Builtin_Account_Operators );
- privilege_create_account( &global_sid_Builtin_Server_Operators );
- privilege_create_account( &global_sid_Builtin_Print_Operators );
- privilege_create_account( &global_sid_Builtin_Backup_Operators );
-
- /* BUILTIN\Administrators get everything -- *always* */
-
- if ( lp_enable_privileges() ) {
- if ( !grant_all_privileges( &global_sid_Builtin_Administrators ) ) {
- DEBUG(1,("init_account_policy: Failed to grant privileges "
- "to BUILTIN\\Administrators!\n"));
- }
- }
-
- if (db->transaction_commit(db) != 0) {
- DEBUG(0, ("transaction_commit failed\n"));
- TALLOC_FREE(db);
- return false;
- }
-
- return True;
-
- cancel:
- if (db->transaction_cancel(db)) {
- smb_panic("transaction_cancel failed");
- }
- TALLOC_FREE(db);
-
- return false;
-}
-
-/*****************************************************************************
-Get an account policy (from tdb)
-*****************************************************************************/
-
-bool account_policy_get(enum pdb_policy_type type, uint32_t *value)
-{
- const char *name;
- uint32 regval;
-
- if (!init_account_policy()) {
- return False;
- }
-
- if (value) {
- *value = 0;
- }
-
- name = decode_account_policy_name(type);
- if (name == NULL) {
- DEBUG(1, ("account_policy_get: Field %d is not a valid account policy type! Cannot get, returning 0.\n", type));
- return False;
- }
-
- if (!dbwrap_fetch_uint32(db, name, &regval)) {
- DEBUG(1, ("account_policy_get: tdb_fetch_uint32 failed for type %d (%s), returning 0\n", type, name));
- return False;
- }
-
- if (value) {
- *value = regval;
- }
-
- DEBUG(10,("account_policy_get: name: %s, val: %d\n", name, regval));
- return True;
-}
-
-
-/****************************************************************************
-Set an account policy (in tdb)
-****************************************************************************/
-
-bool account_policy_set(enum pdb_policy_type type, uint32_t value)
-{
- const char *name;
- NTSTATUS status;
-
- if (!init_account_policy()) {
- return False;
- }
-
- name = decode_account_policy_name(type);
- if (name == NULL) {
- DEBUG(1, ("Field %d is not a valid account policy type! Cannot set.\n", type));
- return False;
- }
-
- status = dbwrap_trans_store_uint32(db, name, value);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(1, ("store_uint32 failed for type %d (%s) on value "
- "%u: %s\n", type, name, value, nt_errstr(status)));
- return False;
- }
-
- DEBUG(10,("account_policy_set: name: %s, value: %d\n", name, value));
-
- return True;
-}
-
-/****************************************************************************
-Set an account policy in the cache
-****************************************************************************/
-
-bool cache_account_policy_set(enum pdb_policy_type type, uint32_t value)
-{
- const char *policy_name = NULL;
- char *cache_key = NULL;
- char *cache_value = NULL;
- bool ret = False;
-
- policy_name = decode_account_policy_name(type);
- if (policy_name == NULL) {
- DEBUG(0,("cache_account_policy_set: no policy found\n"));
- return False;
- }
-
- if (asprintf(&cache_key, "ACCT_POL/%s", policy_name) < 0) {
- DEBUG(0, ("asprintf failed\n"));
- goto done;
- }
-
- if (asprintf(&cache_value, "%lu\n", (unsigned long)value) < 0) {
- DEBUG(0, ("asprintf failed\n"));
- goto done;
- }
-
- DEBUG(10,("cache_account_policy_set: updating account pol cache\n"));
-
- ret = gencache_set(cache_key, cache_value, time(NULL)+AP_TTL);
-
- done:
- SAFE_FREE(cache_key);
- SAFE_FREE(cache_value);
- return ret;
-}
-
-/*****************************************************************************
-Get an account policy from the cache
-*****************************************************************************/
-
-bool cache_account_policy_get(enum pdb_policy_type type, uint32_t *value)
-{
- const char *policy_name = NULL;
- char *cache_key = NULL;
- char *cache_value = NULL;
- bool ret = False;
-
- policy_name = decode_account_policy_name(type);
- if (policy_name == NULL) {
- DEBUG(0,("cache_account_policy_set: no policy found\n"));
- return False;
- }
-
- if (asprintf(&cache_key, "ACCT_POL/%s", policy_name) < 0) {
- DEBUG(0, ("asprintf failed\n"));
- goto done;
- }
-
- if (gencache_get(cache_key, &cache_value, NULL)) {
- uint32 tmp = strtoul(cache_value, NULL, 10);
- *value = tmp;
- ret = True;
- }
-
- done:
- SAFE_FREE(cache_key);
- SAFE_FREE(cache_value);
- return ret;
-}
-
-/****************************************************************************
-****************************************************************************/
-
-struct db_context *get_account_pol_db( void )
-{
-
- if ( db == NULL ) {
- if ( !init_account_policy() ) {
- return NULL;
- }
- }
-
- return db;
-}
-