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/*
Unix SMB/CIFS mplementation.
LDAP protocol helper functions for SAMBA
Copyright (C) Jean François Micouleau 1998
Copyright (C) Gerald Carter 2001-2003
Copyright (C) Shahms King 2001
Copyright (C) Andrew Bartlett 2002-2003
Copyright (C) Stefan (metze) Metzmacher 2002-2003
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) 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "smbldap.h"
/**********************************************************************
Add the account-policies below the sambaDomain object to LDAP,
*********************************************************************/
static NTSTATUS add_new_domain_account_policies(struct smbldap_state *ldap_state,
const char *domain_name)
{
NTSTATUS ntstatus = NT_STATUS_UNSUCCESSFUL;
int i, rc;
uint32 policy_default;
const char *policy_attr = NULL;
pstring dn;
LDAPMod **mods = NULL;
DEBUG(3,("Adding new account policies for domain\n"));
pstr_sprintf(dn, "%s=%s,%s",
get_attr_key2string(dominfo_attr_list, LDAP_ATTR_DOMAIN),
domain_name, lp_ldap_suffix());
for (i=1; decode_account_policy_name(i) != NULL; i++) {
pstring val;
policy_attr = get_account_policy_attr(i);
if (!policy_attr) {
DEBUG(0,("add_new_domain_account_policies: ops. no policy!\n"));
continue;
}
if (!account_policy_get_default(i, &policy_default)) {
DEBUG(0,("add_new_domain_account_policies: failed to get default account policy\n"));
return ntstatus;
}
DEBUG(10,("add_new_domain_account_policies: adding \"%s\" with value: %d\n", policy_attr, policy_default));
pstr_sprintf(val, "%d", policy_default);
smbldap_set_mod( &mods, LDAP_MOD_REPLACE, policy_attr, val);
rc = smbldap_modify(ldap_state, dn, mods);
if (rc!=LDAP_SUCCESS) {
char *ld_error = NULL;
ldap_get_option(ldap_state->ldap_struct, LDAP_OPT_ERROR_STRING, &ld_error);
DEBUG(1,("failed to add account policies to dn= %s with: %s\n\t%s\n",
dn, ldap_err2string(rc),
ld_error ? ld_error : "unknown"));
SAFE_FREE(ld_error);
ldap_mods_free(mods, True);
return ntstatus;
}
}
ldap_mods_free(mods, True);
return NT_STATUS_OK;
}
/**********************************************************************
Add the sambaDomain to LDAP, so we don't have to search for this stuff
again. This is a once-add operation for now.
TODO: Add other attributes, and allow modification.
*********************************************************************/
static NTSTATUS add_new_domain_info(struct smbldap_state *ldap_state,
const char *domain_name)
{
fstring sid_string;
fstring algorithmic_rid_base_string;
pstring filter, dn;
LDAPMod **mods = NULL;
int rc;
LDAPMessage *result = NULL;
int num_result;
const char **attr_list;
slprintf (filter, sizeof (filter) - 1, "(&(%s=%s)(objectclass=%s))",
get_attr_key2string(dominfo_attr_list, LDAP_ATTR_DOMAIN),
domain_name, LDAP_OBJ_DOMINFO);
attr_list = get_attr_list( NULL, dominfo_attr_list );
rc = smbldap_search_suffix(ldap_state, filter, attr_list, &result);
talloc_free( attr_list );
if (rc != LDAP_SUCCESS) {
return NT_STATUS_UNSUCCESSFUL;
}
num_result = ldap_count_entries(ldap_state->ldap_struct, result);
if (num_result > 1) {
DEBUG (0, ("More than domain with that name exists: bailing "
"out!\n"));
ldap_msgfree(result);
return NT_STATUS_UNSUCCESSFUL;
}
/* Check if we need to add an entry */
DEBUG(3,("Adding new domain\n"));
pstr_sprintf(dn, "%s=%s,%s",
get_attr_key2string(dominfo_attr_list, LDAP_ATTR_DOMAIN),
domain_name, lp_ldap_suffix());
/* Free original search */
ldap_msgfree(result);
/* make the changes - the entry *must* not already have samba
* attributes */
smbldap_set_mod(&mods, LDAP_MOD_ADD,
get_attr_key2string(dominfo_attr_list,
LDAP_ATTR_DOMAIN),
domain_name);
/* If we don't have an entry, then ask secrets.tdb for what it thinks.
It may choose to make it up */
sid_to_string(sid_string, get_global_sam_sid());
smbldap_set_mod(&mods, LDAP_MOD_ADD,
get_attr_key2string(dominfo_attr_list,
LDAP_ATTR_DOM_SID),
sid_string);
slprintf(algorithmic_rid_base_string,
sizeof(algorithmic_rid_base_string) - 1, "%i",
algorithmic_rid_base());
smbldap_set_mod(&mods, LDAP_MOD_ADD,
get_attr_key2string(dominfo_attr_list,
LDAP_ATTR_ALGORITHMIC_RID_BASE),
algorithmic_rid_base_string);
smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_DOMINFO);
/* add the sambaNextUserRid attributes. */
{
uint32 rid = BASE_RID;
fstring rid_str;
fstr_sprintf( rid_str, "%i", rid );
DEBUG(10,("setting next available user rid [%s]\n", rid_str));
smbldap_set_mod(&mods, LDAP_MOD_ADD,
get_attr_key2string(dominfo_attr_list,
LDAP_ATTR_NEXT_USERRID),
rid_str);
}
rc = smbldap_add(ldap_state, dn, mods);
if (rc!=LDAP_SUCCESS) {
char *ld_error = NULL;
ldap_get_option(ldap_state->ldap_struct,
LDAP_OPT_ERROR_STRING, &ld_error);
DEBUG(1,("failed to add domain dn= %s with: %s\n\t%s\n",
dn, ldap_err2string(rc),
ld_error?ld_error:"unknown"));
SAFE_FREE(ld_error);
ldap_mods_free(mods, True);
return NT_STATUS_UNSUCCESSFUL;
}
DEBUG(2,("added: domain = %s in the LDAP database\n", domain_name));
ldap_mods_free(mods, True);
return NT_STATUS_OK;
}
/**********************************************************************
Search for the domain info entry
*********************************************************************/
NTSTATUS smbldap_search_domain_info(struct smbldap_state *ldap_state,
LDAPMessage ** result, const char *domain_name,
BOOL try_add)
{
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
pstring filter;
int rc;
const char **attr_list;
int count;
pstr_sprintf(filter, "(&(objectClass=%s)(%s=%s))",
LDAP_OBJ_DOMINFO,
get_attr_key2string(dominfo_attr_list, LDAP_ATTR_DOMAIN),
domain_name);
DEBUG(2, ("Searching for:[%s]\n", filter));
attr_list = get_attr_list( NULL, dominfo_attr_list );
rc = smbldap_search_suffix(ldap_state, filter, attr_list , result);
talloc_free( attr_list );
if (rc != LDAP_SUCCESS) {
DEBUG(2,("Problem during LDAPsearch: %s\n", ldap_err2string (rc)));
DEBUG(2,("Query was: %s, %s\n", lp_ldap_suffix(), filter));
goto failed;
}
count = ldap_count_entries(ldap_state->ldap_struct, *result);
if (count == 1)
return NT_STATUS_OK;
ldap_msgfree(*result);
*result = NULL;
if (count < 1) {
DEBUG(3, ("Got no domain info entries for domain\n"));
if (!try_add)
goto failed;
status = add_new_domain_info(ldap_state, domain_name);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0, ("Adding domain info for %s failed with %s\n",
domain_name, nt_errstr(status)));
goto failed;
}
status = add_new_domain_account_policies(ldap_state, domain_name);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0, ("Adding domain account policies for %s failed with %s\n",
domain_name, nt_errstr(status)));
goto failed;
}
return smbldap_search_domain_info(ldap_state, result, domain_name, False);
}
if (count > 1 ) {
DEBUG(0, ("Got too many (%d) domain info entries for domain %s\n",
count, domain_name));
goto failed;
}
failed:
return status;
}
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