mirror of
https://github.com/samba-team/samba.git
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73d25f6f78
Guenther
(This used to be commit 6f301b2dc3
)
2822 lines
73 KiB
C
2822 lines
73 KiB
C
/*
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Unix SMB/CIFS implementation.
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ads (active directory) utility library
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Copyright (C) Andrew Tridgell 2001
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Copyright (C) Remus Koos 2001
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Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2002
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Copyright (C) Guenther Deschner 2005
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Copyright (C) Gerald Carter 2006
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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#ifdef HAVE_LDAP
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/**
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* @file ldap.c
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* @brief basic ldap client-side routines for ads server communications
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*
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* The routines contained here should do the necessary ldap calls for
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* ads setups.
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*
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* Important note: attribute names passed into ads_ routines must
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* already be in UTF-8 format. We do not convert them because in almost
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* all cases, they are just ascii (which is represented with the same
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* codepoints in UTF-8). This may have to change at some point
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**/
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#define LDAP_SERVER_TREE_DELETE_OID "1.2.840.113556.1.4.805"
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static SIG_ATOMIC_T gotalarm;
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/***************************************************************
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Signal function to tell us we timed out.
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****************************************************************/
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static void gotalarm_sig(void)
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{
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gotalarm = 1;
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}
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LDAP *ldap_open_with_timeout(const char *server, int port, unsigned int to)
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{
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LDAP *ldp = NULL;
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/* Setup timeout */
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gotalarm = 0;
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CatchSignal(SIGALRM, SIGNAL_CAST gotalarm_sig);
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alarm(to);
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/* End setup timeout. */
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ldp = ldap_open(server, port);
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if (ldp == NULL) {
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DEBUG(2,("Could not open LDAP connection to %s:%d: %s\n",
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server, port, strerror(errno)));
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}
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/* Teardown timeout. */
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CatchSignal(SIGALRM, SIGNAL_CAST SIG_IGN);
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alarm(0);
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return ldp;
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}
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static int ldap_search_with_timeout(LDAP *ld,
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LDAP_CONST char *base,
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int scope,
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LDAP_CONST char *filter,
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char **attrs,
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int attrsonly,
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LDAPControl **sctrls,
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LDAPControl **cctrls,
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int sizelimit,
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LDAPMessage **res )
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{
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struct timeval timeout;
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int result;
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/* Setup timeout for the ldap_search_ext_s call - local and remote. */
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timeout.tv_sec = lp_ldap_timeout();
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timeout.tv_usec = 0;
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/* Setup alarm timeout.... Do we need both of these ? JRA. */
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gotalarm = 0;
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CatchSignal(SIGALRM, SIGNAL_CAST gotalarm_sig);
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alarm(lp_ldap_timeout());
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/* End setup timeout. */
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result = ldap_search_ext_s(ld, base, scope, filter, attrs,
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attrsonly, sctrls, cctrls, &timeout,
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sizelimit, res);
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/* Teardown timeout. */
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CatchSignal(SIGALRM, SIGNAL_CAST SIG_IGN);
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alarm(0);
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if (gotalarm != 0)
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return LDAP_TIMELIMIT_EXCEEDED;
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return result;
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}
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#ifdef HAVE_KRB5
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/**********************************************
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Do client and server sitename match ?
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**********************************************/
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BOOL ads_sitename_match(ADS_STRUCT *ads)
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{
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if (ads->config.server_site_name == NULL &&
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ads->config.client_site_name == NULL ) {
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DEBUG(10,("ads_sitename_match: both null\n"));
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return True;
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}
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if (ads->config.server_site_name &&
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ads->config.client_site_name &&
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strequal(ads->config.server_site_name,
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ads->config.client_site_name)) {
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DEBUG(10,("ads_sitename_match: name %s match\n", ads->config.server_site_name));
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return True;
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}
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DEBUG(10,("ads_sitename_match: no match %s %s\n",
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ads->config.server_site_name ? ads->config.server_site_name : "NULL",
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ads->config.client_site_name ? ads->config.client_site_name : "NULL"));
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return False;
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}
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#endif
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/*
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try a connection to a given ldap server, returning True and setting the servers IP
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in the ads struct if successful
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*/
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BOOL ads_try_connect(ADS_STRUCT *ads, const char *server )
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{
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char *srv;
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struct cldap_netlogon_reply cldap_reply;
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if (!server || !*server) {
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return False;
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}
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DEBUG(5,("ads_try_connect: sending CLDAP request to %s (realm: %s)\n",
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server, ads->server.realm));
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/* this copes with inet_ntoa brokenness */
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srv = SMB_STRDUP(server);
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ZERO_STRUCT( cldap_reply );
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if ( !ads_cldap_netlogon( srv, ads->server.realm, &cldap_reply ) ) {
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DEBUG(3,("ads_try_connect: CLDAP request %s failed.\n", srv));
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SAFE_FREE( srv );
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return False;
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}
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/* Check the CLDAP reply flags */
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if ( !(cldap_reply.flags & ADS_LDAP) ) {
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DEBUG(1,("ads_try_connect: %s's CLDAP reply says it is not an LDAP server!\n",
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srv));
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SAFE_FREE( srv );
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return False;
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}
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/* Fill in the ads->config values */
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SAFE_FREE(ads->config.realm);
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SAFE_FREE(ads->config.bind_path);
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SAFE_FREE(ads->config.ldap_server_name);
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SAFE_FREE(ads->config.server_site_name);
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SAFE_FREE(ads->config.client_site_name);
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SAFE_FREE(ads->server.workgroup);
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ads->config.flags = cldap_reply.flags;
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ads->config.ldap_server_name = SMB_STRDUP(cldap_reply.hostname);
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strupper_m(cldap_reply.domain);
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ads->config.realm = SMB_STRDUP(cldap_reply.domain);
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ads->config.bind_path = ads_build_dn(ads->config.realm);
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if (*cldap_reply.server_site_name) {
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ads->config.server_site_name =
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SMB_STRDUP(cldap_reply.server_site_name);
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}
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if (*cldap_reply.client_site_name) {
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ads->config.client_site_name =
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SMB_STRDUP(cldap_reply.client_site_name);
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}
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ads->server.workgroup = SMB_STRDUP(cldap_reply.netbios_domain);
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ads->ldap_port = LDAP_PORT;
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ads->ldap_ip = *interpret_addr2(srv);
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SAFE_FREE(srv);
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/* Store our site name. */
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sitename_store( cldap_reply.client_site_name );
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return True;
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}
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/**********************************************************************
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Try to find an AD dc using our internal name resolution routines
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Try the realm first and then then workgroup name if netbios is not
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disabled
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**********************************************************************/
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static NTSTATUS ads_find_dc(ADS_STRUCT *ads)
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{
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const char *c_realm;
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int count, i=0;
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struct ip_service *ip_list;
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pstring realm;
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BOOL got_realm = False;
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BOOL use_own_domain = False;
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NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
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/* if the realm and workgroup are both empty, assume they are ours */
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/* realm */
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c_realm = ads->server.realm;
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if ( !c_realm || !*c_realm ) {
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/* special case where no realm and no workgroup means our own */
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if ( !ads->server.workgroup || !*ads->server.workgroup ) {
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use_own_domain = True;
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c_realm = lp_realm();
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}
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}
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if (c_realm && *c_realm)
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got_realm = True;
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again:
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/* we need to try once with the realm name and fallback to the
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netbios domain name if we fail (if netbios has not been disabled */
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if ( !got_realm && !lp_disable_netbios() ) {
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c_realm = ads->server.workgroup;
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if (!c_realm || !*c_realm) {
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if ( use_own_domain )
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c_realm = lp_workgroup();
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}
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if ( !c_realm || !*c_realm ) {
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DEBUG(0,("ads_find_dc: no realm or workgroup! Don't know what to do\n"));
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return NT_STATUS_INVALID_PARAMETER; /* rather need MISSING_PARAMETER ... */
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}
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}
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pstrcpy( realm, c_realm );
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DEBUG(6,("ads_find_dc: looking for %s '%s'\n",
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(got_realm ? "realm" : "domain"), realm));
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status = get_sorted_dc_list(realm, &ip_list, &count, got_realm);
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if (!NT_STATUS_IS_OK(status)) {
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/* fall back to netbios if we can */
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if ( got_realm && !lp_disable_netbios() ) {
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got_realm = False;
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goto again;
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}
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return status;
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}
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/* if we fail this loop, then giveup since all the IP addresses returned were dead */
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for ( i=0; i<count; i++ ) {
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fstring server;
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fstrcpy( server, inet_ntoa(ip_list[i].ip) );
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if ( !NT_STATUS_IS_OK(check_negative_conn_cache(realm, server)) )
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continue;
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if (!got_realm) {
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/* realm in this case is a workgroup name. We need
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to ignore any IP addresses in the negative connection
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cache that match ip addresses returned in the ad realm
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case. It sucks that I have to reproduce the logic above... */
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c_realm = ads->server.realm;
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if ( !c_realm || !*c_realm ) {
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if ( !ads->server.workgroup || !*ads->server.workgroup ) {
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c_realm = lp_realm();
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}
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}
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if (c_realm && *c_realm &&
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!NT_STATUS_IS_OK(check_negative_conn_cache(c_realm, server))) {
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/* Ensure we add the workgroup name for this
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IP address as negative too. */
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add_failed_connection_entry( realm, server, NT_STATUS_UNSUCCESSFUL );
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continue;
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}
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}
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if ( ads_try_connect(ads, server) ) {
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SAFE_FREE(ip_list);
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return NT_STATUS_OK;
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}
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/* keep track of failures */
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add_failed_connection_entry( realm, server, NT_STATUS_UNSUCCESSFUL );
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}
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SAFE_FREE(ip_list);
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return NT_STATUS_NO_LOGON_SERVERS;
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}
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/**
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* Connect to the LDAP server
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* @param ads Pointer to an existing ADS_STRUCT
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* @return status of connection
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**/
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ADS_STATUS ads_connect(ADS_STRUCT *ads)
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{
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int version = LDAP_VERSION3;
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ADS_STATUS status;
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NTSTATUS ntstatus;
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ads->last_attempt = time(NULL);
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ads->ld = NULL;
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/* try with a user specified server */
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if (ads->server.ldap_server &&
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ads_try_connect(ads, ads->server.ldap_server)) {
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goto got_connection;
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}
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ntstatus = ads_find_dc(ads);
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if (NT_STATUS_IS_OK(ntstatus)) {
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goto got_connection;
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}
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return ADS_ERROR_NT(ntstatus);
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got_connection:
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DEBUG(3,("Connected to LDAP server %s\n", inet_ntoa(ads->ldap_ip)));
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if (!ads->auth.user_name) {
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/* Must use the userPrincipalName value here or sAMAccountName
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and not servicePrincipalName; found by Guenther Deschner */
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asprintf(&ads->auth.user_name, "%s$", global_myname() );
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}
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if (!ads->auth.realm) {
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ads->auth.realm = SMB_STRDUP(ads->config.realm);
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}
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if (!ads->auth.kdc_server) {
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ads->auth.kdc_server = SMB_STRDUP(inet_ntoa(ads->ldap_ip));
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}
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#if KRB5_DNS_HACK
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/* this is a really nasty hack to avoid ADS DNS problems. It needs a patch
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to MIT kerberos to work (tridge) */
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{
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char *env;
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asprintf(&env, "KRB5_KDC_ADDRESS_%s", ads->config.realm);
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setenv(env, ads->auth.kdc_server, 1);
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free(env);
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}
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#endif
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/* If the caller() requested no LDAP bind, then we are done */
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if (ads->auth.flags & ADS_AUTH_NO_BIND) {
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return ADS_SUCCESS;
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}
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/* Otherwise setup the TCP LDAP session */
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if ( (ads->ld = ldap_open_with_timeout(ads->config.ldap_server_name,
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LDAP_PORT, lp_ldap_timeout())) == NULL )
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{
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return ADS_ERROR(LDAP_OPERATIONS_ERROR);
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}
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/* cache the successful connection for workgroup and realm */
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saf_store( ads->server.workgroup, inet_ntoa(ads->ldap_ip));
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saf_store( ads->server.realm, inet_ntoa(ads->ldap_ip));
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ldap_set_option(ads->ld, LDAP_OPT_PROTOCOL_VERSION, &version);
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status = ADS_ERROR(smb_ldap_start_tls(ads->ld, version));
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if (!ADS_ERR_OK(status)) {
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return status;
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}
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/* fill in the current time and offsets */
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status = ads_current_time( ads );
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if ( !ADS_ERR_OK(status) ) {
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return status;
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}
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/* Now do the bind */
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if (ads->auth.flags & ADS_AUTH_ANON_BIND) {
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return ADS_ERROR(ldap_simple_bind_s( ads->ld, NULL, NULL));
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}
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if (ads->auth.flags & ADS_AUTH_SIMPLE_BIND) {
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return ADS_ERROR(ldap_simple_bind_s( ads->ld, ads->auth.user_name, ads->auth.password));
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}
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return ads_sasl_bind(ads);
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}
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|
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/*
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Duplicate a struct berval into talloc'ed memory
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*/
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static struct berval *dup_berval(TALLOC_CTX *ctx, const struct berval *in_val)
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{
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struct berval *value;
|
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|
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if (!in_val) return NULL;
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value = TALLOC_ZERO_P(ctx, struct berval);
|
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if (value == NULL)
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return NULL;
|
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if (in_val->bv_len == 0) return value;
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|
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value->bv_len = in_val->bv_len;
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value->bv_val = (char *)TALLOC_MEMDUP(ctx, in_val->bv_val,
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in_val->bv_len);
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return value;
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}
|
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|
|
/*
|
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Make a values list out of an array of (struct berval *)
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|
*/
|
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static struct berval **ads_dup_values(TALLOC_CTX *ctx,
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const struct berval **in_vals)
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{
|
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struct berval **values;
|
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int i;
|
|
|
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if (!in_vals) return NULL;
|
|
for (i=0; in_vals[i]; i++)
|
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; /* count values */
|
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values = TALLOC_ZERO_ARRAY(ctx, struct berval *, i+1);
|
|
if (!values) return NULL;
|
|
|
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for (i=0; in_vals[i]; i++) {
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values[i] = dup_berval(ctx, in_vals[i]);
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}
|
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return values;
|
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}
|
|
|
|
/*
|
|
UTF8-encode a values list out of an array of (char *)
|
|
*/
|
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static char **ads_push_strvals(TALLOC_CTX *ctx, const char **in_vals)
|
|
{
|
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char **values;
|
|
int i;
|
|
|
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if (!in_vals) return NULL;
|
|
for (i=0; in_vals[i]; i++)
|
|
; /* count values */
|
|
values = TALLOC_ZERO_ARRAY(ctx, char *, i+1);
|
|
if (!values) return NULL;
|
|
|
|
for (i=0; in_vals[i]; i++) {
|
|
push_utf8_talloc(ctx, &values[i], in_vals[i]);
|
|
}
|
|
return values;
|
|
}
|
|
|
|
/*
|
|
Pull a (char *) array out of a UTF8-encoded values list
|
|
*/
|
|
static char **ads_pull_strvals(TALLOC_CTX *ctx, const char **in_vals)
|
|
{
|
|
char **values;
|
|
int i;
|
|
|
|
if (!in_vals) return NULL;
|
|
for (i=0; in_vals[i]; i++)
|
|
; /* count values */
|
|
values = TALLOC_ZERO_ARRAY(ctx, char *, i+1);
|
|
if (!values) return NULL;
|
|
|
|
for (i=0; in_vals[i]; i++) {
|
|
pull_utf8_talloc(ctx, &values[i], in_vals[i]);
|
|
}
|
|
return values;
|
|
}
|
|
|
|
/**
|
|
* Do a search with paged results. cookie must be null on the first
|
|
* call, and then returned on each subsequent call. It will be null
|
|
* again when the entire search is complete
|
|
* @param ads connection to ads server
|
|
* @param bind_path Base dn for the search
|
|
* @param scope Scope of search (LDAP_SCOPE_BASE | LDAP_SCOPE_ONE | LDAP_SCOPE_SUBTREE)
|
|
* @param expr Search expression - specified in local charset
|
|
* @param attrs Attributes to retrieve - specified in utf8 or ascii
|
|
* @param res ** which will contain results - free res* with ads_msgfree()
|
|
* @param count Number of entries retrieved on this page
|
|
* @param cookie The paged results cookie to be returned on subsequent calls
|
|
* @return status of search
|
|
**/
|
|
static ADS_STATUS ads_do_paged_search_args(ADS_STRUCT *ads,
|
|
const char *bind_path,
|
|
int scope, const char *expr,
|
|
const char **attrs, void *args,
|
|
LDAPMessage **res,
|
|
int *count, struct berval **cookie)
|
|
{
|
|
int rc, i, version;
|
|
char *utf8_expr, *utf8_path, **search_attrs;
|
|
LDAPControl PagedResults, NoReferrals, ExtendedDn, *controls[4], **rcontrols;
|
|
BerElement *cookie_be = NULL;
|
|
struct berval *cookie_bv= NULL;
|
|
BerElement *extdn_be = NULL;
|
|
struct berval *extdn_bv= NULL;
|
|
|
|
TALLOC_CTX *ctx;
|
|
ads_control *external_control = (ads_control *) args;
|
|
|
|
*res = NULL;
|
|
|
|
if (!(ctx = talloc_init("ads_do_paged_search_args")))
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
|
|
/* 0 means the conversion worked but the result was empty
|
|
so we only fail if it's -1. In any case, it always
|
|
at least nulls out the dest */
|
|
if ((push_utf8_talloc(ctx, &utf8_expr, expr) == (size_t)-1) ||
|
|
(push_utf8_talloc(ctx, &utf8_path, bind_path) == (size_t)-1)) {
|
|
rc = LDAP_NO_MEMORY;
|
|
goto done;
|
|
}
|
|
|
|
if (!attrs || !(*attrs))
|
|
search_attrs = NULL;
|
|
else {
|
|
/* This would be the utf8-encoded version...*/
|
|
/* if (!(search_attrs = ads_push_strvals(ctx, attrs))) */
|
|
if (!(str_list_copy(&search_attrs, attrs))) {
|
|
rc = LDAP_NO_MEMORY;
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
|
|
/* Paged results only available on ldap v3 or later */
|
|
ldap_get_option(ads->ld, LDAP_OPT_PROTOCOL_VERSION, &version);
|
|
if (version < LDAP_VERSION3) {
|
|
rc = LDAP_NOT_SUPPORTED;
|
|
goto done;
|
|
}
|
|
|
|
cookie_be = ber_alloc_t(LBER_USE_DER);
|
|
if (*cookie) {
|
|
ber_printf(cookie_be, "{iO}", (ber_int_t) 1000, *cookie);
|
|
ber_bvfree(*cookie); /* don't need it from last time */
|
|
*cookie = NULL;
|
|
} else {
|
|
ber_printf(cookie_be, "{io}", (ber_int_t) 1000, "", 0);
|
|
}
|
|
ber_flatten(cookie_be, &cookie_bv);
|
|
PagedResults.ldctl_oid = CONST_DISCARD(char *, ADS_PAGE_CTL_OID);
|
|
PagedResults.ldctl_iscritical = (char) 1;
|
|
PagedResults.ldctl_value.bv_len = cookie_bv->bv_len;
|
|
PagedResults.ldctl_value.bv_val = cookie_bv->bv_val;
|
|
|
|
NoReferrals.ldctl_oid = CONST_DISCARD(char *, ADS_NO_REFERRALS_OID);
|
|
NoReferrals.ldctl_iscritical = (char) 0;
|
|
NoReferrals.ldctl_value.bv_len = 0;
|
|
NoReferrals.ldctl_value.bv_val = CONST_DISCARD(char *, "");
|
|
|
|
if (external_control && strequal(external_control->control, ADS_EXTENDED_DN_OID)) {
|
|
|
|
ExtendedDn.ldctl_oid = CONST_DISCARD(char *, external_control->control);
|
|
ExtendedDn.ldctl_iscritical = (char) external_control->critical;
|
|
|
|
/* win2k does not accept a ldctl_value beeing passed in */
|
|
|
|
if (external_control->val != 0) {
|
|
|
|
if ((extdn_be = ber_alloc_t(LBER_USE_DER)) == NULL ) {
|
|
rc = LDAP_NO_MEMORY;
|
|
goto done;
|
|
}
|
|
|
|
if ((ber_printf(extdn_be, "{i}", (ber_int_t) external_control->val)) == -1) {
|
|
rc = LDAP_NO_MEMORY;
|
|
goto done;
|
|
}
|
|
if ((ber_flatten(extdn_be, &extdn_bv)) == -1) {
|
|
rc = LDAP_NO_MEMORY;
|
|
goto done;
|
|
}
|
|
|
|
ExtendedDn.ldctl_value.bv_len = extdn_bv->bv_len;
|
|
ExtendedDn.ldctl_value.bv_val = extdn_bv->bv_val;
|
|
|
|
} else {
|
|
ExtendedDn.ldctl_value.bv_len = 0;
|
|
ExtendedDn.ldctl_value.bv_val = NULL;
|
|
}
|
|
|
|
controls[0] = &NoReferrals;
|
|
controls[1] = &PagedResults;
|
|
controls[2] = &ExtendedDn;
|
|
controls[3] = NULL;
|
|
|
|
} else {
|
|
controls[0] = &NoReferrals;
|
|
controls[1] = &PagedResults;
|
|
controls[2] = NULL;
|
|
}
|
|
|
|
/* we need to disable referrals as the openldap libs don't
|
|
handle them and paged results at the same time. Using them
|
|
together results in the result record containing the server
|
|
page control being removed from the result list (tridge/jmcd)
|
|
|
|
leaving this in despite the control that says don't generate
|
|
referrals, in case the server doesn't support it (jmcd)
|
|
*/
|
|
ldap_set_option(ads->ld, LDAP_OPT_REFERRALS, LDAP_OPT_OFF);
|
|
|
|
rc = ldap_search_with_timeout(ads->ld, utf8_path, scope, utf8_expr,
|
|
search_attrs, 0, controls,
|
|
NULL, LDAP_NO_LIMIT,
|
|
(LDAPMessage **)res);
|
|
|
|
ber_free(cookie_be, 1);
|
|
ber_bvfree(cookie_bv);
|
|
|
|
if (rc) {
|
|
DEBUG(3,("ads_do_paged_search_args: ldap_search_with_timeout(%s) -> %s\n", expr,
|
|
ldap_err2string(rc)));
|
|
goto done;
|
|
}
|
|
|
|
rc = ldap_parse_result(ads->ld, *res, NULL, NULL, NULL,
|
|
NULL, &rcontrols, 0);
|
|
|
|
if (!rcontrols) {
|
|
goto done;
|
|
}
|
|
|
|
for (i=0; rcontrols[i]; i++) {
|
|
if (strcmp(ADS_PAGE_CTL_OID, rcontrols[i]->ldctl_oid) == 0) {
|
|
cookie_be = ber_init(&rcontrols[i]->ldctl_value);
|
|
ber_scanf(cookie_be,"{iO}", (ber_int_t *) count,
|
|
&cookie_bv);
|
|
/* the berval is the cookie, but must be freed when
|
|
it is all done */
|
|
if (cookie_bv->bv_len) /* still more to do */
|
|
*cookie=ber_bvdup(cookie_bv);
|
|
else
|
|
*cookie=NULL;
|
|
ber_bvfree(cookie_bv);
|
|
ber_free(cookie_be, 1);
|
|
break;
|
|
}
|
|
}
|
|
ldap_controls_free(rcontrols);
|
|
|
|
done:
|
|
talloc_destroy(ctx);
|
|
|
|
if (extdn_be) {
|
|
ber_free(extdn_be, 1);
|
|
}
|
|
|
|
if (extdn_bv) {
|
|
ber_bvfree(extdn_bv);
|
|
}
|
|
|
|
/* if/when we decide to utf8-encode attrs, take out this next line */
|
|
str_list_free(&search_attrs);
|
|
|
|
return ADS_ERROR(rc);
|
|
}
|
|
|
|
static ADS_STATUS ads_do_paged_search(ADS_STRUCT *ads, const char *bind_path,
|
|
int scope, const char *expr,
|
|
const char **attrs, LDAPMessage **res,
|
|
int *count, struct berval **cookie)
|
|
{
|
|
return ads_do_paged_search_args(ads, bind_path, scope, expr, attrs, NULL, res, count, cookie);
|
|
}
|
|
|
|
|
|
/**
|
|
* Get all results for a search. This uses ads_do_paged_search() to return
|
|
* all entries in a large search.
|
|
* @param ads connection to ads server
|
|
* @param bind_path Base dn for the search
|
|
* @param scope Scope of search (LDAP_SCOPE_BASE | LDAP_SCOPE_ONE | LDAP_SCOPE_SUBTREE)
|
|
* @param expr Search expression
|
|
* @param attrs Attributes to retrieve
|
|
* @param res ** which will contain results - free res* with ads_msgfree()
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_do_search_all_args(ADS_STRUCT *ads, const char *bind_path,
|
|
int scope, const char *expr,
|
|
const char **attrs, void *args,
|
|
LDAPMessage **res)
|
|
{
|
|
struct berval *cookie = NULL;
|
|
int count = 0;
|
|
ADS_STATUS status;
|
|
|
|
*res = NULL;
|
|
status = ads_do_paged_search_args(ads, bind_path, scope, expr, attrs, args, res,
|
|
&count, &cookie);
|
|
|
|
if (!ADS_ERR_OK(status))
|
|
return status;
|
|
|
|
#ifdef HAVE_LDAP_ADD_RESULT_ENTRY
|
|
while (cookie) {
|
|
LDAPMessage *res2 = NULL;
|
|
ADS_STATUS status2;
|
|
LDAPMessage *msg, *next;
|
|
|
|
status2 = ads_do_paged_search_args(ads, bind_path, scope, expr,
|
|
attrs, args, &res2, &count, &cookie);
|
|
|
|
if (!ADS_ERR_OK(status2)) break;
|
|
|
|
/* this relies on the way that ldap_add_result_entry() works internally. I hope
|
|
that this works on all ldap libs, but I have only tested with openldap */
|
|
for (msg = ads_first_entry(ads, res2); msg; msg = next) {
|
|
next = ads_next_entry(ads, msg);
|
|
ldap_add_result_entry((LDAPMessage **)res, msg);
|
|
}
|
|
/* note that we do not free res2, as the memory is now
|
|
part of the main returned list */
|
|
}
|
|
#else
|
|
DEBUG(0, ("no ldap_add_result_entry() support in LDAP libs!\n"));
|
|
status = ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
|
|
#endif
|
|
|
|
return status;
|
|
}
|
|
|
|
ADS_STATUS ads_do_search_all(ADS_STRUCT *ads, const char *bind_path,
|
|
int scope, const char *expr,
|
|
const char **attrs, LDAPMessage **res)
|
|
{
|
|
return ads_do_search_all_args(ads, bind_path, scope, expr, attrs, NULL, res);
|
|
}
|
|
|
|
/**
|
|
* Run a function on all results for a search. Uses ads_do_paged_search() and
|
|
* runs the function as each page is returned, using ads_process_results()
|
|
* @param ads connection to ads server
|
|
* @param bind_path Base dn for the search
|
|
* @param scope Scope of search (LDAP_SCOPE_BASE | LDAP_SCOPE_ONE | LDAP_SCOPE_SUBTREE)
|
|
* @param expr Search expression - specified in local charset
|
|
* @param attrs Attributes to retrieve - specified in UTF-8 or ascii
|
|
* @param fn Function which takes attr name, values list, and data_area
|
|
* @param data_area Pointer which is passed to function on each call
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_do_search_all_fn(ADS_STRUCT *ads, const char *bind_path,
|
|
int scope, const char *expr, const char **attrs,
|
|
BOOL(*fn)(char *, void **, void *),
|
|
void *data_area)
|
|
{
|
|
struct berval *cookie = NULL;
|
|
int count = 0;
|
|
ADS_STATUS status;
|
|
LDAPMessage *res;
|
|
|
|
status = ads_do_paged_search(ads, bind_path, scope, expr, attrs, &res,
|
|
&count, &cookie);
|
|
|
|
if (!ADS_ERR_OK(status)) return status;
|
|
|
|
ads_process_results(ads, res, fn, data_area);
|
|
ads_msgfree(ads, res);
|
|
|
|
while (cookie) {
|
|
status = ads_do_paged_search(ads, bind_path, scope, expr, attrs,
|
|
&res, &count, &cookie);
|
|
|
|
if (!ADS_ERR_OK(status)) break;
|
|
|
|
ads_process_results(ads, res, fn, data_area);
|
|
ads_msgfree(ads, res);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
/**
|
|
* Do a search with a timeout.
|
|
* @param ads connection to ads server
|
|
* @param bind_path Base dn for the search
|
|
* @param scope Scope of search (LDAP_SCOPE_BASE | LDAP_SCOPE_ONE | LDAP_SCOPE_SUBTREE)
|
|
* @param expr Search expression
|
|
* @param attrs Attributes to retrieve
|
|
* @param res ** which will contain results - free res* with ads_msgfree()
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_do_search(ADS_STRUCT *ads, const char *bind_path, int scope,
|
|
const char *expr,
|
|
const char **attrs, LDAPMessage **res)
|
|
{
|
|
int rc;
|
|
char *utf8_expr, *utf8_path, **search_attrs = NULL;
|
|
TALLOC_CTX *ctx;
|
|
|
|
*res = NULL;
|
|
if (!(ctx = talloc_init("ads_do_search"))) {
|
|
DEBUG(1,("ads_do_search: talloc_init() failed!"));
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
/* 0 means the conversion worked but the result was empty
|
|
so we only fail if it's negative. In any case, it always
|
|
at least nulls out the dest */
|
|
if ((push_utf8_talloc(ctx, &utf8_expr, expr) == (size_t)-1) ||
|
|
(push_utf8_talloc(ctx, &utf8_path, bind_path) == (size_t)-1)) {
|
|
DEBUG(1,("ads_do_search: push_utf8_talloc() failed!"));
|
|
rc = LDAP_NO_MEMORY;
|
|
goto done;
|
|
}
|
|
|
|
if (!attrs || !(*attrs))
|
|
search_attrs = NULL;
|
|
else {
|
|
/* This would be the utf8-encoded version...*/
|
|
/* if (!(search_attrs = ads_push_strvals(ctx, attrs))) */
|
|
if (!(str_list_copy(&search_attrs, attrs)))
|
|
{
|
|
DEBUG(1,("ads_do_search: str_list_copy() failed!"));
|
|
rc = LDAP_NO_MEMORY;
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
/* see the note in ads_do_paged_search - we *must* disable referrals */
|
|
ldap_set_option(ads->ld, LDAP_OPT_REFERRALS, LDAP_OPT_OFF);
|
|
|
|
rc = ldap_search_with_timeout(ads->ld, utf8_path, scope, utf8_expr,
|
|
search_attrs, 0, NULL, NULL,
|
|
LDAP_NO_LIMIT,
|
|
(LDAPMessage **)res);
|
|
|
|
if (rc == LDAP_SIZELIMIT_EXCEEDED) {
|
|
DEBUG(3,("Warning! sizelimit exceeded in ldap. Truncating.\n"));
|
|
rc = 0;
|
|
}
|
|
|
|
done:
|
|
talloc_destroy(ctx);
|
|
/* if/when we decide to utf8-encode attrs, take out this next line */
|
|
str_list_free(&search_attrs);
|
|
return ADS_ERROR(rc);
|
|
}
|
|
/**
|
|
* Do a general ADS search
|
|
* @param ads connection to ads server
|
|
* @param res ** which will contain results - free res* with ads_msgfree()
|
|
* @param expr Search expression
|
|
* @param attrs Attributes to retrieve
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_search(ADS_STRUCT *ads, LDAPMessage **res,
|
|
const char *expr, const char **attrs)
|
|
{
|
|
return ads_do_search(ads, ads->config.bind_path, LDAP_SCOPE_SUBTREE,
|
|
expr, attrs, res);
|
|
}
|
|
|
|
/**
|
|
* Do a search on a specific DistinguishedName
|
|
* @param ads connection to ads server
|
|
* @param res ** which will contain results - free res* with ads_msgfree()
|
|
* @param dn DistinguishName to search
|
|
* @param attrs Attributes to retrieve
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_search_dn(ADS_STRUCT *ads, LDAPMessage **res,
|
|
const char *dn, const char **attrs)
|
|
{
|
|
return ads_do_search(ads, dn, LDAP_SCOPE_BASE, "(objectclass=*)",
|
|
attrs, res);
|
|
}
|
|
|
|
/**
|
|
* Free up memory from a ads_search
|
|
* @param ads connection to ads server
|
|
* @param msg Search results to free
|
|
**/
|
|
void ads_msgfree(ADS_STRUCT *ads, LDAPMessage *msg)
|
|
{
|
|
if (!msg) return;
|
|
ldap_msgfree(msg);
|
|
}
|
|
|
|
/**
|
|
* Free up memory from various ads requests
|
|
* @param ads connection to ads server
|
|
* @param mem Area to free
|
|
**/
|
|
void ads_memfree(ADS_STRUCT *ads, void *mem)
|
|
{
|
|
SAFE_FREE(mem);
|
|
}
|
|
|
|
/**
|
|
* Get a dn from search results
|
|
* @param ads connection to ads server
|
|
* @param msg Search result
|
|
* @return dn string
|
|
**/
|
|
char *ads_get_dn(ADS_STRUCT *ads, LDAPMessage *msg)
|
|
{
|
|
char *utf8_dn, *unix_dn;
|
|
|
|
utf8_dn = ldap_get_dn(ads->ld, msg);
|
|
|
|
if (!utf8_dn) {
|
|
DEBUG (5, ("ads_get_dn: ldap_get_dn failed\n"));
|
|
return NULL;
|
|
}
|
|
|
|
if (pull_utf8_allocate(&unix_dn, utf8_dn) == (size_t)-1) {
|
|
DEBUG(0,("ads_get_dn: string conversion failure utf8 [%s]\n",
|
|
utf8_dn ));
|
|
return NULL;
|
|
}
|
|
ldap_memfree(utf8_dn);
|
|
return unix_dn;
|
|
}
|
|
|
|
/**
|
|
* Get a canonical dn from search results
|
|
* @param ads connection to ads server
|
|
* @param msg Search result
|
|
* @return dn string
|
|
**/
|
|
char *ads_get_dn_canonical(ADS_STRUCT *ads, LDAPMessage *msg)
|
|
{
|
|
#ifdef HAVE_LDAP_DN2AD_CANONICAL
|
|
return ldap_dn2ad_canonical(ads_get_dn(ads, msg));
|
|
#else
|
|
return NULL;
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Get the parent from a dn
|
|
* @param dn the dn to return the parent from
|
|
* @return parent dn string
|
|
**/
|
|
char *ads_parent_dn(const char *dn)
|
|
{
|
|
char *p;
|
|
|
|
if (dn == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
p = strchr(dn, ',');
|
|
|
|
if (p == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
return p+1;
|
|
}
|
|
|
|
/**
|
|
* Find a machine account given a hostname
|
|
* @param ads connection to ads server
|
|
* @param res ** which will contain results - free res* with ads_msgfree()
|
|
* @param host Hostname to search for
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_find_machine_acct(ADS_STRUCT *ads, LDAPMessage **res,
|
|
const char *machine)
|
|
{
|
|
ADS_STATUS status;
|
|
char *expr;
|
|
const char *attrs[] = {"*", "nTSecurityDescriptor", NULL};
|
|
|
|
*res = NULL;
|
|
|
|
/* the easiest way to find a machine account anywhere in the tree
|
|
is to look for hostname$ */
|
|
if (asprintf(&expr, "(samAccountName=%s$)", machine) == -1) {
|
|
DEBUG(1, ("asprintf failed!\n"));
|
|
return ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
|
|
}
|
|
|
|
status = ads_search(ads, res, expr, attrs);
|
|
SAFE_FREE(expr);
|
|
return status;
|
|
}
|
|
|
|
/**
|
|
* Initialize a list of mods to be used in a modify request
|
|
* @param ctx An initialized TALLOC_CTX
|
|
* @return allocated ADS_MODLIST
|
|
**/
|
|
ADS_MODLIST ads_init_mods(TALLOC_CTX *ctx)
|
|
{
|
|
#define ADS_MODLIST_ALLOC_SIZE 10
|
|
LDAPMod **mods;
|
|
|
|
if ((mods = TALLOC_ZERO_ARRAY(ctx, LDAPMod *, ADS_MODLIST_ALLOC_SIZE + 1)))
|
|
/* -1 is safety to make sure we don't go over the end.
|
|
need to reset it to NULL before doing ldap modify */
|
|
mods[ADS_MODLIST_ALLOC_SIZE] = (LDAPMod *) -1;
|
|
|
|
return (ADS_MODLIST)mods;
|
|
}
|
|
|
|
|
|
/*
|
|
add an attribute to the list, with values list already constructed
|
|
*/
|
|
static ADS_STATUS ads_modlist_add(TALLOC_CTX *ctx, ADS_MODLIST *mods,
|
|
int mod_op, const char *name,
|
|
const void *_invals)
|
|
{
|
|
const void **invals = (const void **)_invals;
|
|
int curmod;
|
|
LDAPMod **modlist = (LDAPMod **) *mods;
|
|
struct berval **ber_values = NULL;
|
|
char **char_values = NULL;
|
|
|
|
if (!invals) {
|
|
mod_op = LDAP_MOD_DELETE;
|
|
} else {
|
|
if (mod_op & LDAP_MOD_BVALUES)
|
|
ber_values = ads_dup_values(ctx,
|
|
(const struct berval **)invals);
|
|
else
|
|
char_values = ads_push_strvals(ctx,
|
|
(const char **) invals);
|
|
}
|
|
|
|
/* find the first empty slot */
|
|
for (curmod=0; modlist[curmod] && modlist[curmod] != (LDAPMod *) -1;
|
|
curmod++);
|
|
if (modlist[curmod] == (LDAPMod *) -1) {
|
|
if (!(modlist = TALLOC_REALLOC_ARRAY(ctx, modlist, LDAPMod *,
|
|
curmod+ADS_MODLIST_ALLOC_SIZE+1)))
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
memset(&modlist[curmod], 0,
|
|
ADS_MODLIST_ALLOC_SIZE*sizeof(LDAPMod *));
|
|
modlist[curmod+ADS_MODLIST_ALLOC_SIZE] = (LDAPMod *) -1;
|
|
*mods = (ADS_MODLIST)modlist;
|
|
}
|
|
|
|
if (!(modlist[curmod] = TALLOC_ZERO_P(ctx, LDAPMod)))
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
modlist[curmod]->mod_type = talloc_strdup(ctx, name);
|
|
if (mod_op & LDAP_MOD_BVALUES) {
|
|
modlist[curmod]->mod_bvalues = ber_values;
|
|
} else if (mod_op & LDAP_MOD_DELETE) {
|
|
modlist[curmod]->mod_values = NULL;
|
|
} else {
|
|
modlist[curmod]->mod_values = char_values;
|
|
}
|
|
|
|
modlist[curmod]->mod_op = mod_op;
|
|
return ADS_ERROR(LDAP_SUCCESS);
|
|
}
|
|
|
|
/**
|
|
* Add a single string value to a mod list
|
|
* @param ctx An initialized TALLOC_CTX
|
|
* @param mods An initialized ADS_MODLIST
|
|
* @param name The attribute name to add
|
|
* @param val The value to add - NULL means DELETE
|
|
* @return ADS STATUS indicating success of add
|
|
**/
|
|
ADS_STATUS ads_mod_str(TALLOC_CTX *ctx, ADS_MODLIST *mods,
|
|
const char *name, const char *val)
|
|
{
|
|
const char *values[2];
|
|
|
|
values[0] = val;
|
|
values[1] = NULL;
|
|
|
|
if (!val)
|
|
return ads_modlist_add(ctx, mods, LDAP_MOD_DELETE, name, NULL);
|
|
return ads_modlist_add(ctx, mods, LDAP_MOD_REPLACE, name, values);
|
|
}
|
|
|
|
/**
|
|
* Add an array of string values to a mod list
|
|
* @param ctx An initialized TALLOC_CTX
|
|
* @param mods An initialized ADS_MODLIST
|
|
* @param name The attribute name to add
|
|
* @param vals The array of string values to add - NULL means DELETE
|
|
* @return ADS STATUS indicating success of add
|
|
**/
|
|
ADS_STATUS ads_mod_strlist(TALLOC_CTX *ctx, ADS_MODLIST *mods,
|
|
const char *name, const char **vals)
|
|
{
|
|
if (!vals)
|
|
return ads_modlist_add(ctx, mods, LDAP_MOD_DELETE, name, NULL);
|
|
return ads_modlist_add(ctx, mods, LDAP_MOD_REPLACE,
|
|
name, (const void **) vals);
|
|
}
|
|
|
|
#if 0
|
|
/**
|
|
* Add a single ber-encoded value to a mod list
|
|
* @param ctx An initialized TALLOC_CTX
|
|
* @param mods An initialized ADS_MODLIST
|
|
* @param name The attribute name to add
|
|
* @param val The value to add - NULL means DELETE
|
|
* @return ADS STATUS indicating success of add
|
|
**/
|
|
static ADS_STATUS ads_mod_ber(TALLOC_CTX *ctx, ADS_MODLIST *mods,
|
|
const char *name, const struct berval *val)
|
|
{
|
|
const struct berval *values[2];
|
|
|
|
values[0] = val;
|
|
values[1] = NULL;
|
|
if (!val)
|
|
return ads_modlist_add(ctx, mods, LDAP_MOD_DELETE, name, NULL);
|
|
return ads_modlist_add(ctx, mods, LDAP_MOD_REPLACE|LDAP_MOD_BVALUES,
|
|
name, (const void **) values);
|
|
}
|
|
#endif
|
|
|
|
/**
|
|
* Perform an ldap modify
|
|
* @param ads connection to ads server
|
|
* @param mod_dn DistinguishedName to modify
|
|
* @param mods list of modifications to perform
|
|
* @return status of modify
|
|
**/
|
|
ADS_STATUS ads_gen_mod(ADS_STRUCT *ads, const char *mod_dn, ADS_MODLIST mods)
|
|
{
|
|
int ret,i;
|
|
char *utf8_dn = NULL;
|
|
/*
|
|
this control is needed to modify that contains a currently
|
|
non-existent attribute (but allowable for the object) to run
|
|
*/
|
|
LDAPControl PermitModify = {
|
|
CONST_DISCARD(char *, ADS_PERMIT_MODIFY_OID),
|
|
{0, NULL},
|
|
(char) 1};
|
|
LDAPControl *controls[2];
|
|
|
|
controls[0] = &PermitModify;
|
|
controls[1] = NULL;
|
|
|
|
if (push_utf8_allocate(&utf8_dn, mod_dn) == -1) {
|
|
return ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
|
|
}
|
|
|
|
/* find the end of the list, marked by NULL or -1 */
|
|
for(i=0;(mods[i]!=0)&&(mods[i]!=(LDAPMod *) -1);i++);
|
|
/* make sure the end of the list is NULL */
|
|
mods[i] = NULL;
|
|
ret = ldap_modify_ext_s(ads->ld, utf8_dn,
|
|
(LDAPMod **) mods, controls, NULL);
|
|
SAFE_FREE(utf8_dn);
|
|
return ADS_ERROR(ret);
|
|
}
|
|
|
|
/**
|
|
* Perform an ldap add
|
|
* @param ads connection to ads server
|
|
* @param new_dn DistinguishedName to add
|
|
* @param mods list of attributes and values for DN
|
|
* @return status of add
|
|
**/
|
|
ADS_STATUS ads_gen_add(ADS_STRUCT *ads, const char *new_dn, ADS_MODLIST mods)
|
|
{
|
|
int ret, i;
|
|
char *utf8_dn = NULL;
|
|
|
|
if (push_utf8_allocate(&utf8_dn, new_dn) == -1) {
|
|
DEBUG(1, ("ads_gen_add: push_utf8_allocate failed!"));
|
|
return ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
|
|
}
|
|
|
|
/* find the end of the list, marked by NULL or -1 */
|
|
for(i=0;(mods[i]!=0)&&(mods[i]!=(LDAPMod *) -1);i++);
|
|
/* make sure the end of the list is NULL */
|
|
mods[i] = NULL;
|
|
|
|
ret = ldap_add_s(ads->ld, utf8_dn, (LDAPMod**)mods);
|
|
SAFE_FREE(utf8_dn);
|
|
return ADS_ERROR(ret);
|
|
}
|
|
|
|
/**
|
|
* Delete a DistinguishedName
|
|
* @param ads connection to ads server
|
|
* @param new_dn DistinguishedName to delete
|
|
* @return status of delete
|
|
**/
|
|
ADS_STATUS ads_del_dn(ADS_STRUCT *ads, char *del_dn)
|
|
{
|
|
int ret;
|
|
char *utf8_dn = NULL;
|
|
if (push_utf8_allocate(&utf8_dn, del_dn) == -1) {
|
|
DEBUG(1, ("ads_del_dn: push_utf8_allocate failed!"));
|
|
return ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
|
|
}
|
|
|
|
ret = ldap_delete_s(ads->ld, utf8_dn);
|
|
return ADS_ERROR(ret);
|
|
}
|
|
|
|
/**
|
|
* Build an org unit string
|
|
* if org unit is Computers or blank then assume a container, otherwise
|
|
* assume a / separated list of organisational units.
|
|
* jmcd: '\' is now used for escapes so certain chars can be in the ou (e.g. #)
|
|
* @param ads connection to ads server
|
|
* @param org_unit Organizational unit
|
|
* @return org unit string - caller must free
|
|
**/
|
|
char *ads_ou_string(ADS_STRUCT *ads, const char *org_unit)
|
|
{
|
|
char *ret = NULL;
|
|
|
|
if (!org_unit || !*org_unit) {
|
|
|
|
ret = ads_default_ou_string(ads, WELL_KNOWN_GUID_COMPUTERS);
|
|
|
|
/* samba4 might not yet respond to a wellknownobject-query */
|
|
return ret ? ret : SMB_STRDUP("cn=Computers");
|
|
}
|
|
|
|
if (strequal(org_unit, "Computers")) {
|
|
return SMB_STRDUP("cn=Computers");
|
|
}
|
|
|
|
/* jmcd: removed "\\" from the separation chars, because it is
|
|
needed as an escape for chars like '#' which are valid in an
|
|
OU name */
|
|
return ads_build_path(org_unit, "/", "ou=", 1);
|
|
}
|
|
|
|
/**
|
|
* Get a org unit string for a well-known GUID
|
|
* @param ads connection to ads server
|
|
* @param wknguid Well known GUID
|
|
* @return org unit string - caller must free
|
|
**/
|
|
char *ads_default_ou_string(ADS_STRUCT *ads, const char *wknguid)
|
|
{
|
|
ADS_STATUS status;
|
|
LDAPMessage *res;
|
|
char *base, *wkn_dn, *ret, **wkn_dn_exp, **bind_dn_exp;
|
|
const char *attrs[] = {"distinguishedName", NULL};
|
|
int new_ln, wkn_ln, bind_ln, i;
|
|
|
|
if (wknguid == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
if (asprintf(&base, "<WKGUID=%s,%s>", wknguid, ads->config.bind_path ) == -1) {
|
|
DEBUG(1, ("asprintf failed!\n"));
|
|
return NULL;
|
|
}
|
|
|
|
status = ads_search_dn(ads, &res, base, attrs);
|
|
if (!ADS_ERR_OK(status)) {
|
|
DEBUG(1,("Failed while searching for: %s\n", base));
|
|
SAFE_FREE(base);
|
|
return NULL;
|
|
}
|
|
SAFE_FREE(base);
|
|
|
|
if (ads_count_replies(ads, res) != 1) {
|
|
return NULL;
|
|
}
|
|
|
|
/* substitute the bind-path from the well-known-guid-search result */
|
|
wkn_dn = ads_get_dn(ads, res);
|
|
wkn_dn_exp = ldap_explode_dn(wkn_dn, 0);
|
|
bind_dn_exp = ldap_explode_dn(ads->config.bind_path, 0);
|
|
|
|
for (wkn_ln=0; wkn_dn_exp[wkn_ln]; wkn_ln++)
|
|
;
|
|
for (bind_ln=0; bind_dn_exp[bind_ln]; bind_ln++)
|
|
;
|
|
|
|
new_ln = wkn_ln - bind_ln;
|
|
|
|
ret = wkn_dn_exp[0];
|
|
|
|
for (i=1; i < new_ln; i++) {
|
|
char *s;
|
|
asprintf(&s, "%s,%s", ret, wkn_dn_exp[i]);
|
|
ret = SMB_STRDUP(s);
|
|
free(s);
|
|
}
|
|
|
|
ads_memfree(ads, wkn_dn);
|
|
ldap_value_free(wkn_dn_exp);
|
|
ldap_value_free(bind_dn_exp);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* Adds (appends) an item to an attribute array, rather then
|
|
* replacing the whole list
|
|
* @param ctx An initialized TALLOC_CTX
|
|
* @param mods An initialized ADS_MODLIST
|
|
* @param name name of the ldap attribute to append to
|
|
* @param vals an array of values to add
|
|
* @return status of addition
|
|
**/
|
|
|
|
ADS_STATUS ads_add_strlist(TALLOC_CTX *ctx, ADS_MODLIST *mods,
|
|
const char *name, const char **vals)
|
|
{
|
|
return ads_modlist_add(ctx, mods, LDAP_MOD_ADD, name,
|
|
(const void *) vals);
|
|
}
|
|
|
|
/**
|
|
* Determines the computer account's current KVNO via an LDAP lookup
|
|
* @param ads An initialized ADS_STRUCT
|
|
* @param machine_name the NetBIOS name of the computer, which is used to identify the computer account.
|
|
* @return the kvno for the computer account, or -1 in case of a failure.
|
|
**/
|
|
|
|
uint32 ads_get_kvno(ADS_STRUCT *ads, const char *machine_name)
|
|
{
|
|
LDAPMessage *res = NULL;
|
|
uint32 kvno = (uint32)-1; /* -1 indicates a failure */
|
|
char *filter;
|
|
const char *attrs[] = {"msDS-KeyVersionNumber", NULL};
|
|
char *dn_string = NULL;
|
|
ADS_STATUS ret = ADS_ERROR(LDAP_SUCCESS);
|
|
|
|
DEBUG(5,("ads_get_kvno: Searching for host %s\n", machine_name));
|
|
if (asprintf(&filter, "(samAccountName=%s$)", machine_name) == -1) {
|
|
return kvno;
|
|
}
|
|
ret = ads_search(ads, &res, filter, attrs);
|
|
SAFE_FREE(filter);
|
|
if (!ADS_ERR_OK(ret) && ads_count_replies(ads, res)) {
|
|
DEBUG(1,("ads_get_kvno: Computer Account For %s not found.\n", machine_name));
|
|
ads_msgfree(ads, res);
|
|
return kvno;
|
|
}
|
|
|
|
dn_string = ads_get_dn(ads, res);
|
|
if (!dn_string) {
|
|
DEBUG(0,("ads_get_kvno: out of memory.\n"));
|
|
ads_msgfree(ads, res);
|
|
return kvno;
|
|
}
|
|
DEBUG(5,("ads_get_kvno: Using: %s\n", dn_string));
|
|
ads_memfree(ads, dn_string);
|
|
|
|
/* ---------------------------------------------------------
|
|
* 0 is returned as a default KVNO from this point on...
|
|
* This is done because Windows 2000 does not support key
|
|
* version numbers. Chances are that a failure in the next
|
|
* step is simply due to Windows 2000 being used for a
|
|
* domain controller. */
|
|
kvno = 0;
|
|
|
|
if (!ads_pull_uint32(ads, res, "msDS-KeyVersionNumber", &kvno)) {
|
|
DEBUG(3,("ads_get_kvno: Error Determining KVNO!\n"));
|
|
DEBUG(3,("ads_get_kvno: Windows 2000 does not support KVNO's, so this may be normal.\n"));
|
|
ads_msgfree(ads, res);
|
|
return kvno;
|
|
}
|
|
|
|
/* Success */
|
|
DEBUG(5,("ads_get_kvno: Looked Up KVNO of: %d\n", kvno));
|
|
ads_msgfree(ads, res);
|
|
return kvno;
|
|
}
|
|
|
|
/**
|
|
* This clears out all registered spn's for a given hostname
|
|
* @param ads An initilaized ADS_STRUCT
|
|
* @param machine_name the NetBIOS name of the computer.
|
|
* @return 0 upon success, non-zero otherwise.
|
|
**/
|
|
|
|
ADS_STATUS ads_clear_service_principal_names(ADS_STRUCT *ads, const char *machine_name)
|
|
{
|
|
TALLOC_CTX *ctx;
|
|
LDAPMessage *res = NULL;
|
|
ADS_MODLIST mods;
|
|
const char *servicePrincipalName[1] = {NULL};
|
|
ADS_STATUS ret = ADS_ERROR(LDAP_SUCCESS);
|
|
char *dn_string = NULL;
|
|
|
|
ret = ads_find_machine_acct(ads, &res, machine_name);
|
|
if (!ADS_ERR_OK(ret) || ads_count_replies(ads, res) != 1) {
|
|
DEBUG(5,("ads_clear_service_principal_names: WARNING: Host Account for %s not found... skipping operation.\n", machine_name));
|
|
DEBUG(5,("ads_clear_service_principal_names: WARNING: Service Principals for %s have NOT been cleared.\n", machine_name));
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_SUCH_OBJECT);
|
|
}
|
|
|
|
DEBUG(5,("ads_clear_service_principal_names: Host account for %s found\n", machine_name));
|
|
ctx = talloc_init("ads_clear_service_principal_names");
|
|
if (!ctx) {
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
if (!(mods = ads_init_mods(ctx))) {
|
|
talloc_destroy(ctx);
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
ret = ads_mod_strlist(ctx, &mods, "servicePrincipalName", servicePrincipalName);
|
|
if (!ADS_ERR_OK(ret)) {
|
|
DEBUG(1,("ads_clear_service_principal_names: Error creating strlist.\n"));
|
|
ads_msgfree(ads, res);
|
|
talloc_destroy(ctx);
|
|
return ret;
|
|
}
|
|
dn_string = ads_get_dn(ads, res);
|
|
if (!dn_string) {
|
|
talloc_destroy(ctx);
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
ret = ads_gen_mod(ads, dn_string, mods);
|
|
ads_memfree(ads,dn_string);
|
|
if (!ADS_ERR_OK(ret)) {
|
|
DEBUG(1,("ads_clear_service_principal_names: Error: Updating Service Principals for machine %s in LDAP\n",
|
|
machine_name));
|
|
ads_msgfree(ads, res);
|
|
talloc_destroy(ctx);
|
|
return ret;
|
|
}
|
|
|
|
ads_msgfree(ads, res);
|
|
talloc_destroy(ctx);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* This adds a service principal name to an existing computer account
|
|
* (found by hostname) in AD.
|
|
* @param ads An initialized ADS_STRUCT
|
|
* @param machine_name the NetBIOS name of the computer, which is used to identify the computer account.
|
|
* @param my_fqdn The fully qualified DNS name of the machine
|
|
* @param spn A string of the service principal to add, i.e. 'host'
|
|
* @return 0 upon sucess, or non-zero if a failure occurs
|
|
**/
|
|
|
|
ADS_STATUS ads_add_service_principal_name(ADS_STRUCT *ads, const char *machine_name,
|
|
const char *my_fqdn, const char *spn)
|
|
{
|
|
ADS_STATUS ret;
|
|
TALLOC_CTX *ctx;
|
|
LDAPMessage *res = NULL;
|
|
char *psp1, *psp2;
|
|
ADS_MODLIST mods;
|
|
char *dn_string = NULL;
|
|
const char *servicePrincipalName[3] = {NULL, NULL, NULL};
|
|
|
|
ret = ads_find_machine_acct(ads, &res, machine_name);
|
|
if (!ADS_ERR_OK(ret) || ads_count_replies(ads, res) != 1) {
|
|
DEBUG(1,("ads_add_service_principal_name: WARNING: Host Account for %s not found... skipping operation.\n",
|
|
machine_name));
|
|
DEBUG(1,("ads_add_service_principal_name: WARNING: Service Principal '%s/%s@%s' has NOT been added.\n",
|
|
spn, machine_name, ads->config.realm));
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_SUCH_OBJECT);
|
|
}
|
|
|
|
DEBUG(1,("ads_add_service_principal_name: Host account for %s found\n", machine_name));
|
|
if (!(ctx = talloc_init("ads_add_service_principal_name"))) {
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
/* add short name spn */
|
|
|
|
if ( (psp1 = talloc_asprintf(ctx, "%s/%s", spn, machine_name)) == NULL ) {
|
|
talloc_destroy(ctx);
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
strupper_m(psp1);
|
|
strlower_m(&psp1[strlen(spn)]);
|
|
servicePrincipalName[0] = psp1;
|
|
|
|
DEBUG(5,("ads_add_service_principal_name: INFO: Adding %s to host %s\n",
|
|
psp1, machine_name));
|
|
|
|
|
|
/* add fully qualified spn */
|
|
|
|
if ( (psp2 = talloc_asprintf(ctx, "%s/%s", spn, my_fqdn)) == NULL ) {
|
|
ret = ADS_ERROR(LDAP_NO_MEMORY);
|
|
goto out;
|
|
}
|
|
strupper_m(psp2);
|
|
strlower_m(&psp2[strlen(spn)]);
|
|
servicePrincipalName[1] = psp2;
|
|
|
|
DEBUG(5,("ads_add_service_principal_name: INFO: Adding %s to host %s\n",
|
|
psp2, machine_name));
|
|
|
|
if ( (mods = ads_init_mods(ctx)) == NULL ) {
|
|
ret = ADS_ERROR(LDAP_NO_MEMORY);
|
|
goto out;
|
|
}
|
|
|
|
ret = ads_add_strlist(ctx, &mods, "servicePrincipalName", servicePrincipalName);
|
|
if (!ADS_ERR_OK(ret)) {
|
|
DEBUG(1,("ads_add_service_principal_name: Error: Updating Service Principals in LDAP\n"));
|
|
goto out;
|
|
}
|
|
|
|
if ( (dn_string = ads_get_dn(ads, res)) == NULL ) {
|
|
ret = ADS_ERROR(LDAP_NO_MEMORY);
|
|
goto out;
|
|
}
|
|
|
|
ret = ads_gen_mod(ads, dn_string, mods);
|
|
ads_memfree(ads,dn_string);
|
|
if (!ADS_ERR_OK(ret)) {
|
|
DEBUG(1,("ads_add_service_principal_name: Error: Updating Service Principals in LDAP\n"));
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
TALLOC_FREE( ctx );
|
|
ads_msgfree(ads, res);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* adds a machine account to the ADS server
|
|
* @param ads An intialized ADS_STRUCT
|
|
* @param machine_name - the NetBIOS machine name of this account.
|
|
* @param account_type A number indicating the type of account to create
|
|
* @param org_unit The LDAP path in which to place this account
|
|
* @return 0 upon success, or non-zero otherwise
|
|
**/
|
|
|
|
ADS_STATUS ads_create_machine_acct(ADS_STRUCT *ads, const char *machine_name,
|
|
const char *org_unit)
|
|
{
|
|
ADS_STATUS ret;
|
|
char *samAccountName, *controlstr;
|
|
TALLOC_CTX *ctx;
|
|
ADS_MODLIST mods;
|
|
char *new_dn;
|
|
const char *objectClass[] = {"top", "person", "organizationalPerson",
|
|
"user", "computer", NULL};
|
|
LDAPMessage *res = NULL;
|
|
uint32 acct_control = ( UF_WORKSTATION_TRUST_ACCOUNT |\
|
|
UF_DONT_EXPIRE_PASSWD |\
|
|
UF_ACCOUNTDISABLE );
|
|
|
|
if (!(ctx = talloc_init("ads_add_machine_acct")))
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
|
|
ret = ADS_ERROR(LDAP_NO_MEMORY);
|
|
|
|
new_dn = talloc_asprintf(ctx, "cn=%s,%s", machine_name, org_unit);
|
|
samAccountName = talloc_asprintf(ctx, "%s$", machine_name);
|
|
|
|
if ( !new_dn || !samAccountName ) {
|
|
goto done;
|
|
}
|
|
|
|
#ifndef ENCTYPE_ARCFOUR_HMAC
|
|
acct_control |= UF_USE_DES_KEY_ONLY;
|
|
#endif
|
|
|
|
if (!(controlstr = talloc_asprintf(ctx, "%u", acct_control))) {
|
|
goto done;
|
|
}
|
|
|
|
if (!(mods = ads_init_mods(ctx))) {
|
|
goto done;
|
|
}
|
|
|
|
ads_mod_str(ctx, &mods, "cn", machine_name);
|
|
ads_mod_str(ctx, &mods, "sAMAccountName", samAccountName);
|
|
ads_mod_strlist(ctx, &mods, "objectClass", objectClass);
|
|
ads_mod_str(ctx, &mods, "userAccountControl", controlstr);
|
|
|
|
ret = ads_gen_add(ads, new_dn, mods);
|
|
|
|
done:
|
|
ads_msgfree(ads, res);
|
|
talloc_destroy(ctx);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
dump a binary result from ldap
|
|
*/
|
|
static void dump_binary(const char *field, struct berval **values)
|
|
{
|
|
int i, j;
|
|
for (i=0; values[i]; i++) {
|
|
printf("%s: ", field);
|
|
for (j=0; j<values[i]->bv_len; j++) {
|
|
printf("%02X", (unsigned char)values[i]->bv_val[j]);
|
|
}
|
|
printf("\n");
|
|
}
|
|
}
|
|
|
|
static void dump_guid(const char *field, struct berval **values)
|
|
{
|
|
int i;
|
|
UUID_FLAT guid;
|
|
for (i=0; values[i]; i++) {
|
|
memcpy(guid.info, values[i]->bv_val, sizeof(guid.info));
|
|
printf("%s: %s\n", field,
|
|
smb_uuid_string_static(smb_uuid_unpack_static(guid)));
|
|
}
|
|
}
|
|
|
|
/*
|
|
dump a sid result from ldap
|
|
*/
|
|
static void dump_sid(const char *field, struct berval **values)
|
|
{
|
|
int i;
|
|
for (i=0; values[i]; i++) {
|
|
DOM_SID sid;
|
|
sid_parse(values[i]->bv_val, values[i]->bv_len, &sid);
|
|
printf("%s: %s\n", field, sid_string_static(&sid));
|
|
}
|
|
}
|
|
|
|
/*
|
|
dump ntSecurityDescriptor
|
|
*/
|
|
static void dump_sd(const char *filed, struct berval **values)
|
|
{
|
|
prs_struct ps;
|
|
|
|
SEC_DESC *psd = 0;
|
|
TALLOC_CTX *ctx = 0;
|
|
|
|
if (!(ctx = talloc_init("sec_io_desc")))
|
|
return;
|
|
|
|
/* prepare data */
|
|
prs_init(&ps, values[0]->bv_len, ctx, UNMARSHALL);
|
|
prs_copy_data_in(&ps, values[0]->bv_val, values[0]->bv_len);
|
|
prs_set_offset(&ps,0);
|
|
|
|
/* parse secdesc */
|
|
if (!sec_io_desc("sd", &psd, &ps, 1)) {
|
|
prs_mem_free(&ps);
|
|
talloc_destroy(ctx);
|
|
return;
|
|
}
|
|
if (psd) ads_disp_sd(psd);
|
|
|
|
prs_mem_free(&ps);
|
|
talloc_destroy(ctx);
|
|
}
|
|
|
|
/*
|
|
dump a string result from ldap
|
|
*/
|
|
static void dump_string(const char *field, char **values)
|
|
{
|
|
int i;
|
|
for (i=0; values[i]; i++) {
|
|
printf("%s: %s\n", field, values[i]);
|
|
}
|
|
}
|
|
|
|
/*
|
|
dump a field from LDAP on stdout
|
|
used for debugging
|
|
*/
|
|
|
|
static BOOL ads_dump_field(char *field, void **values, void *data_area)
|
|
{
|
|
const struct {
|
|
const char *name;
|
|
BOOL string;
|
|
void (*handler)(const char *, struct berval **);
|
|
} handlers[] = {
|
|
{"objectGUID", False, dump_guid},
|
|
{"netbootGUID", False, dump_guid},
|
|
{"nTSecurityDescriptor", False, dump_sd},
|
|
{"dnsRecord", False, dump_binary},
|
|
{"objectSid", False, dump_sid},
|
|
{"tokenGroups", False, dump_sid},
|
|
{"tokenGroupsNoGCAcceptable", False, dump_sid},
|
|
{"tokengroupsGlobalandUniversal", False, dump_sid},
|
|
{NULL, True, NULL}
|
|
};
|
|
int i;
|
|
|
|
if (!field) { /* must be end of an entry */
|
|
printf("\n");
|
|
return False;
|
|
}
|
|
|
|
for (i=0; handlers[i].name; i++) {
|
|
if (StrCaseCmp(handlers[i].name, field) == 0) {
|
|
if (!values) /* first time, indicate string or not */
|
|
return handlers[i].string;
|
|
handlers[i].handler(field, (struct berval **) values);
|
|
break;
|
|
}
|
|
}
|
|
if (!handlers[i].name) {
|
|
if (!values) /* first time, indicate string conversion */
|
|
return True;
|
|
dump_string(field, (char **)values);
|
|
}
|
|
return False;
|
|
}
|
|
|
|
/**
|
|
* Dump a result from LDAP on stdout
|
|
* used for debugging
|
|
* @param ads connection to ads server
|
|
* @param res Results to dump
|
|
**/
|
|
|
|
void ads_dump(ADS_STRUCT *ads, LDAPMessage *res)
|
|
{
|
|
ads_process_results(ads, res, ads_dump_field, NULL);
|
|
}
|
|
|
|
/**
|
|
* Walk through results, calling a function for each entry found.
|
|
* The function receives a field name, a berval * array of values,
|
|
* and a data area passed through from the start. The function is
|
|
* called once with null for field and values at the end of each
|
|
* entry.
|
|
* @param ads connection to ads server
|
|
* @param res Results to process
|
|
* @param fn Function for processing each result
|
|
* @param data_area user-defined area to pass to function
|
|
**/
|
|
void ads_process_results(ADS_STRUCT *ads, LDAPMessage *res,
|
|
BOOL(*fn)(char *, void **, void *),
|
|
void *data_area)
|
|
{
|
|
LDAPMessage *msg;
|
|
TALLOC_CTX *ctx;
|
|
|
|
if (!(ctx = talloc_init("ads_process_results")))
|
|
return;
|
|
|
|
for (msg = ads_first_entry(ads, res); msg;
|
|
msg = ads_next_entry(ads, msg)) {
|
|
char *utf8_field;
|
|
BerElement *b;
|
|
|
|
for (utf8_field=ldap_first_attribute(ads->ld,
|
|
(LDAPMessage *)msg,&b);
|
|
utf8_field;
|
|
utf8_field=ldap_next_attribute(ads->ld,
|
|
(LDAPMessage *)msg,b)) {
|
|
struct berval **ber_vals;
|
|
char **str_vals, **utf8_vals;
|
|
char *field;
|
|
BOOL string;
|
|
|
|
pull_utf8_talloc(ctx, &field, utf8_field);
|
|
string = fn(field, NULL, data_area);
|
|
|
|
if (string) {
|
|
utf8_vals = ldap_get_values(ads->ld,
|
|
(LDAPMessage *)msg, field);
|
|
str_vals = ads_pull_strvals(ctx,
|
|
(const char **) utf8_vals);
|
|
fn(field, (void **) str_vals, data_area);
|
|
ldap_value_free(utf8_vals);
|
|
} else {
|
|
ber_vals = ldap_get_values_len(ads->ld,
|
|
(LDAPMessage *)msg, field);
|
|
fn(field, (void **) ber_vals, data_area);
|
|
|
|
ldap_value_free_len(ber_vals);
|
|
}
|
|
ldap_memfree(utf8_field);
|
|
}
|
|
ber_free(b, 0);
|
|
talloc_free_children(ctx);
|
|
fn(NULL, NULL, data_area); /* completed an entry */
|
|
|
|
}
|
|
talloc_destroy(ctx);
|
|
}
|
|
|
|
/**
|
|
* count how many replies are in a LDAPMessage
|
|
* @param ads connection to ads server
|
|
* @param res Results to count
|
|
* @return number of replies
|
|
**/
|
|
int ads_count_replies(ADS_STRUCT *ads, void *res)
|
|
{
|
|
return ldap_count_entries(ads->ld, (LDAPMessage *)res);
|
|
}
|
|
|
|
/**
|
|
* pull the first entry from a ADS result
|
|
* @param ads connection to ads server
|
|
* @param res Results of search
|
|
* @return first entry from result
|
|
**/
|
|
LDAPMessage *ads_first_entry(ADS_STRUCT *ads, LDAPMessage *res)
|
|
{
|
|
return ldap_first_entry(ads->ld, res);
|
|
}
|
|
|
|
/**
|
|
* pull the next entry from a ADS result
|
|
* @param ads connection to ads server
|
|
* @param res Results of search
|
|
* @return next entry from result
|
|
**/
|
|
LDAPMessage *ads_next_entry(ADS_STRUCT *ads, LDAPMessage *res)
|
|
{
|
|
return ldap_next_entry(ads->ld, res);
|
|
}
|
|
|
|
/**
|
|
* pull a single string from a ADS result
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx TALLOC_CTX to use for allocating result string
|
|
* @param msg Results of search
|
|
* @param field Attribute to retrieve
|
|
* @return Result string in talloc context
|
|
**/
|
|
char *ads_pull_string(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, LDAPMessage *msg,
|
|
const char *field)
|
|
{
|
|
char **values;
|
|
char *ret = NULL;
|
|
char *ux_string;
|
|
size_t rc;
|
|
|
|
values = ldap_get_values(ads->ld, msg, field);
|
|
if (!values)
|
|
return NULL;
|
|
|
|
if (values[0]) {
|
|
rc = pull_utf8_talloc(mem_ctx, &ux_string,
|
|
values[0]);
|
|
if (rc != (size_t)-1)
|
|
ret = ux_string;
|
|
|
|
}
|
|
ldap_value_free(values);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* pull an array of strings from a ADS result
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx TALLOC_CTX to use for allocating result string
|
|
* @param msg Results of search
|
|
* @param field Attribute to retrieve
|
|
* @return Result strings in talloc context
|
|
**/
|
|
char **ads_pull_strings(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx,
|
|
LDAPMessage *msg, const char *field,
|
|
size_t *num_values)
|
|
{
|
|
char **values;
|
|
char **ret = NULL;
|
|
int i;
|
|
|
|
values = ldap_get_values(ads->ld, msg, field);
|
|
if (!values)
|
|
return NULL;
|
|
|
|
*num_values = ldap_count_values(values);
|
|
|
|
ret = TALLOC_ARRAY(mem_ctx, char *, *num_values + 1);
|
|
if (!ret) {
|
|
ldap_value_free(values);
|
|
return NULL;
|
|
}
|
|
|
|
for (i=0;i<*num_values;i++) {
|
|
if (pull_utf8_talloc(mem_ctx, &ret[i], values[i]) == -1) {
|
|
ldap_value_free(values);
|
|
return NULL;
|
|
}
|
|
}
|
|
ret[i] = NULL;
|
|
|
|
ldap_value_free(values);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* pull an array of strings from a ADS result
|
|
* (handle large multivalue attributes with range retrieval)
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx TALLOC_CTX to use for allocating result string
|
|
* @param msg Results of search
|
|
* @param field Attribute to retrieve
|
|
* @param current_strings strings returned by a previous call to this function
|
|
* @param next_attribute The next query should ask for this attribute
|
|
* @param num_values How many values did we get this time?
|
|
* @param more_values Are there more values to get?
|
|
* @return Result strings in talloc context
|
|
**/
|
|
char **ads_pull_strings_range(ADS_STRUCT *ads,
|
|
TALLOC_CTX *mem_ctx,
|
|
LDAPMessage *msg, const char *field,
|
|
char **current_strings,
|
|
const char **next_attribute,
|
|
size_t *num_strings,
|
|
BOOL *more_strings)
|
|
{
|
|
char *attr;
|
|
char *expected_range_attrib, *range_attr;
|
|
BerElement *ptr = NULL;
|
|
char **strings;
|
|
char **new_strings;
|
|
size_t num_new_strings;
|
|
unsigned long int range_start;
|
|
unsigned long int range_end;
|
|
|
|
/* we might have been given the whole lot anyway */
|
|
if ((strings = ads_pull_strings(ads, mem_ctx, msg, field, num_strings))) {
|
|
*more_strings = False;
|
|
return strings;
|
|
}
|
|
|
|
expected_range_attrib = talloc_asprintf(mem_ctx, "%s;Range=", field);
|
|
|
|
/* look for Range result */
|
|
for (attr = ldap_first_attribute(ads->ld, (LDAPMessage *)msg, &ptr);
|
|
attr;
|
|
attr = ldap_next_attribute(ads->ld, (LDAPMessage *)msg, ptr)) {
|
|
/* we ignore the fact that this is utf8, as all attributes are ascii... */
|
|
if (strnequal(attr, expected_range_attrib, strlen(expected_range_attrib))) {
|
|
range_attr = attr;
|
|
break;
|
|
}
|
|
ldap_memfree(attr);
|
|
}
|
|
if (!attr) {
|
|
ber_free(ptr, 0);
|
|
/* nothing here - this field is just empty */
|
|
*more_strings = False;
|
|
return NULL;
|
|
}
|
|
|
|
if (sscanf(&range_attr[strlen(expected_range_attrib)], "%lu-%lu",
|
|
&range_start, &range_end) == 2) {
|
|
*more_strings = True;
|
|
} else {
|
|
if (sscanf(&range_attr[strlen(expected_range_attrib)], "%lu-*",
|
|
&range_start) == 1) {
|
|
*more_strings = False;
|
|
} else {
|
|
DEBUG(1, ("ads_pull_strings_range: Cannot parse Range attriubte (%s)\n",
|
|
range_attr));
|
|
ldap_memfree(range_attr);
|
|
*more_strings = False;
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
if ((*num_strings) != range_start) {
|
|
DEBUG(1, ("ads_pull_strings_range: Range attribute (%s) doesn't start at %u, but at %lu"
|
|
" - aborting range retreival\n",
|
|
range_attr, (unsigned int)(*num_strings) + 1, range_start));
|
|
ldap_memfree(range_attr);
|
|
*more_strings = False;
|
|
return NULL;
|
|
}
|
|
|
|
new_strings = ads_pull_strings(ads, mem_ctx, msg, range_attr, &num_new_strings);
|
|
|
|
if (*more_strings && ((*num_strings + num_new_strings) != (range_end + 1))) {
|
|
DEBUG(1, ("ads_pull_strings_range: Range attribute (%s) tells us we have %lu "
|
|
"strings in this bunch, but we only got %lu - aborting range retreival\n",
|
|
range_attr, (unsigned long int)range_end - range_start + 1,
|
|
(unsigned long int)num_new_strings));
|
|
ldap_memfree(range_attr);
|
|
*more_strings = False;
|
|
return NULL;
|
|
}
|
|
|
|
strings = TALLOC_REALLOC_ARRAY(mem_ctx, current_strings, char *,
|
|
*num_strings + num_new_strings);
|
|
|
|
if (strings == NULL) {
|
|
ldap_memfree(range_attr);
|
|
*more_strings = False;
|
|
return NULL;
|
|
}
|
|
|
|
if (new_strings && num_new_strings) {
|
|
memcpy(&strings[*num_strings], new_strings,
|
|
sizeof(*new_strings) * num_new_strings);
|
|
}
|
|
|
|
(*num_strings) += num_new_strings;
|
|
|
|
if (*more_strings) {
|
|
*next_attribute = talloc_asprintf(mem_ctx,
|
|
"%s;range=%d-*",
|
|
field,
|
|
(int)*num_strings);
|
|
|
|
if (!*next_attribute) {
|
|
DEBUG(1, ("talloc_asprintf for next attribute failed!\n"));
|
|
ldap_memfree(range_attr);
|
|
*more_strings = False;
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
ldap_memfree(range_attr);
|
|
|
|
return strings;
|
|
}
|
|
|
|
/**
|
|
* pull a single uint32 from a ADS result
|
|
* @param ads connection to ads server
|
|
* @param msg Results of search
|
|
* @param field Attribute to retrieve
|
|
* @param v Pointer to int to store result
|
|
* @return boolean inidicating success
|
|
*/
|
|
BOOL ads_pull_uint32(ADS_STRUCT *ads, LDAPMessage *msg, const char *field,
|
|
uint32 *v)
|
|
{
|
|
char **values;
|
|
|
|
values = ldap_get_values(ads->ld, msg, field);
|
|
if (!values)
|
|
return False;
|
|
if (!values[0]) {
|
|
ldap_value_free(values);
|
|
return False;
|
|
}
|
|
|
|
*v = atoi(values[0]);
|
|
ldap_value_free(values);
|
|
return True;
|
|
}
|
|
|
|
/**
|
|
* pull a single objectGUID from an ADS result
|
|
* @param ads connection to ADS server
|
|
* @param msg results of search
|
|
* @param guid 37-byte area to receive text guid
|
|
* @return boolean indicating success
|
|
**/
|
|
BOOL ads_pull_guid(ADS_STRUCT *ads, LDAPMessage *msg, struct uuid *guid)
|
|
{
|
|
char **values;
|
|
UUID_FLAT flat_guid;
|
|
|
|
values = ldap_get_values(ads->ld, msg, "objectGUID");
|
|
if (!values)
|
|
return False;
|
|
|
|
if (values[0]) {
|
|
memcpy(&flat_guid.info, values[0], sizeof(UUID_FLAT));
|
|
smb_uuid_unpack(flat_guid, guid);
|
|
ldap_value_free(values);
|
|
return True;
|
|
}
|
|
ldap_value_free(values);
|
|
return False;
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
* pull a single DOM_SID from a ADS result
|
|
* @param ads connection to ads server
|
|
* @param msg Results of search
|
|
* @param field Attribute to retrieve
|
|
* @param sid Pointer to sid to store result
|
|
* @return boolean inidicating success
|
|
*/
|
|
BOOL ads_pull_sid(ADS_STRUCT *ads, LDAPMessage *msg, const char *field,
|
|
DOM_SID *sid)
|
|
{
|
|
struct berval **values;
|
|
BOOL ret = False;
|
|
|
|
values = ldap_get_values_len(ads->ld, msg, field);
|
|
|
|
if (!values)
|
|
return False;
|
|
|
|
if (values[0])
|
|
ret = sid_parse(values[0]->bv_val, values[0]->bv_len, sid);
|
|
|
|
ldap_value_free_len(values);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* pull an array of DOM_SIDs from a ADS result
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx TALLOC_CTX for allocating sid array
|
|
* @param msg Results of search
|
|
* @param field Attribute to retrieve
|
|
* @param sids pointer to sid array to allocate
|
|
* @return the count of SIDs pulled
|
|
**/
|
|
int ads_pull_sids(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx,
|
|
LDAPMessage *msg, const char *field, DOM_SID **sids)
|
|
{
|
|
struct berval **values;
|
|
BOOL ret;
|
|
int count, i;
|
|
|
|
values = ldap_get_values_len(ads->ld, msg, field);
|
|
|
|
if (!values)
|
|
return 0;
|
|
|
|
for (i=0; values[i]; i++)
|
|
/* nop */ ;
|
|
|
|
(*sids) = TALLOC_ARRAY(mem_ctx, DOM_SID, i);
|
|
if (!(*sids)) {
|
|
ldap_value_free_len(values);
|
|
return 0;
|
|
}
|
|
|
|
count = 0;
|
|
for (i=0; values[i]; i++) {
|
|
ret = sid_parse(values[i]->bv_val, values[i]->bv_len, &(*sids)[count]);
|
|
if (ret) {
|
|
fstring sid;
|
|
DEBUG(10, ("pulling SID: %s\n", sid_to_string(sid, &(*sids)[count])));
|
|
count++;
|
|
}
|
|
}
|
|
|
|
ldap_value_free_len(values);
|
|
return count;
|
|
}
|
|
|
|
/**
|
|
* pull a SEC_DESC from a ADS result
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx TALLOC_CTX for allocating sid array
|
|
* @param msg Results of search
|
|
* @param field Attribute to retrieve
|
|
* @param sd Pointer to *SEC_DESC to store result (talloc()ed)
|
|
* @return boolean inidicating success
|
|
*/
|
|
BOOL ads_pull_sd(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx,
|
|
LDAPMessage *msg, const char *field, SEC_DESC **sd)
|
|
{
|
|
struct berval **values;
|
|
prs_struct ps;
|
|
BOOL ret = False;
|
|
|
|
values = ldap_get_values_len(ads->ld, msg, field);
|
|
|
|
if (!values) return False;
|
|
|
|
if (values[0]) {
|
|
prs_init(&ps, values[0]->bv_len, mem_ctx, UNMARSHALL);
|
|
prs_copy_data_in(&ps, values[0]->bv_val, values[0]->bv_len);
|
|
prs_set_offset(&ps,0);
|
|
|
|
ret = sec_io_desc("sd", sd, &ps, 1);
|
|
}
|
|
|
|
ldap_value_free_len(values);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* in order to support usernames longer than 21 characters we need to
|
|
* use both the sAMAccountName and the userPrincipalName attributes
|
|
* It seems that not all users have the userPrincipalName attribute set
|
|
*
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx TALLOC_CTX for allocating sid array
|
|
* @param msg Results of search
|
|
* @return the username
|
|
*/
|
|
char *ads_pull_username(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx,
|
|
LDAPMessage *msg)
|
|
{
|
|
#if 0 /* JERRY */
|
|
char *ret, *p;
|
|
|
|
/* lookup_name() only works on the sAMAccountName to
|
|
returning the username portion of userPrincipalName
|
|
breaks winbindd_getpwnam() */
|
|
|
|
ret = ads_pull_string(ads, mem_ctx, msg, "userPrincipalName");
|
|
if (ret && (p = strchr_m(ret, '@'))) {
|
|
*p = 0;
|
|
return ret;
|
|
}
|
|
#endif
|
|
return ads_pull_string(ads, mem_ctx, msg, "sAMAccountName");
|
|
}
|
|
|
|
|
|
/**
|
|
* find the update serial number - this is the core of the ldap cache
|
|
* @param ads connection to ads server
|
|
* @param ads connection to ADS server
|
|
* @param usn Pointer to retrieved update serial number
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_USN(ADS_STRUCT *ads, uint32 *usn)
|
|
{
|
|
const char *attrs[] = {"highestCommittedUSN", NULL};
|
|
ADS_STATUS status;
|
|
LDAPMessage *res;
|
|
|
|
status = ads_do_search_retry(ads, "", LDAP_SCOPE_BASE, "(objectclass=*)", attrs, &res);
|
|
if (!ADS_ERR_OK(status))
|
|
return status;
|
|
|
|
if (ads_count_replies(ads, res) != 1) {
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_RESULTS_RETURNED);
|
|
}
|
|
|
|
if (!ads_pull_uint32(ads, res, "highestCommittedUSN", usn)) {
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_SUCH_ATTRIBUTE);
|
|
}
|
|
|
|
ads_msgfree(ads, res);
|
|
return ADS_SUCCESS;
|
|
}
|
|
|
|
/* parse a ADS timestring - typical string is
|
|
'20020917091222.0Z0' which means 09:12.22 17th September
|
|
2002, timezone 0 */
|
|
static time_t ads_parse_time(const char *str)
|
|
{
|
|
struct tm tm;
|
|
|
|
ZERO_STRUCT(tm);
|
|
|
|
if (sscanf(str, "%4d%2d%2d%2d%2d%2d",
|
|
&tm.tm_year, &tm.tm_mon, &tm.tm_mday,
|
|
&tm.tm_hour, &tm.tm_min, &tm.tm_sec) != 6) {
|
|
return 0;
|
|
}
|
|
tm.tm_year -= 1900;
|
|
tm.tm_mon -= 1;
|
|
|
|
return timegm(&tm);
|
|
}
|
|
|
|
/********************************************************************
|
|
********************************************************************/
|
|
|
|
ADS_STATUS ads_current_time(ADS_STRUCT *ads)
|
|
{
|
|
const char *attrs[] = {"currentTime", NULL};
|
|
ADS_STATUS status;
|
|
LDAPMessage *res;
|
|
char *timestr;
|
|
TALLOC_CTX *ctx;
|
|
ADS_STRUCT *ads_s = ads;
|
|
|
|
if (!(ctx = talloc_init("ads_current_time"))) {
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
/* establish a new ldap tcp session if necessary */
|
|
|
|
if ( !ads->ld ) {
|
|
if ( (ads_s = ads_init( ads->server.realm, ads->server.workgroup,
|
|
ads->server.ldap_server )) == NULL )
|
|
{
|
|
goto done;
|
|
}
|
|
ads_s->auth.flags = ADS_AUTH_ANON_BIND;
|
|
status = ads_connect( ads_s );
|
|
if ( !ADS_ERR_OK(status))
|
|
goto done;
|
|
}
|
|
|
|
status = ads_do_search(ads_s, "", LDAP_SCOPE_BASE, "(objectclass=*)", attrs, &res);
|
|
if (!ADS_ERR_OK(status)) {
|
|
goto done;
|
|
}
|
|
|
|
timestr = ads_pull_string(ads_s, ctx, res, "currentTime");
|
|
if (!timestr) {
|
|
ads_msgfree(ads_s, res);
|
|
status = ADS_ERROR(LDAP_NO_RESULTS_RETURNED);
|
|
goto done;
|
|
}
|
|
|
|
/* but save the time and offset in the original ADS_STRUCT */
|
|
|
|
ads->config.current_time = ads_parse_time(timestr);
|
|
|
|
if (ads->config.current_time != 0) {
|
|
ads->auth.time_offset = ads->config.current_time - time(NULL);
|
|
DEBUG(4,("time offset is %d seconds\n", ads->auth.time_offset));
|
|
}
|
|
|
|
ads_msgfree(ads, res);
|
|
|
|
status = ADS_SUCCESS;
|
|
|
|
done:
|
|
/* free any temporary ads connections */
|
|
if ( ads_s != ads ) {
|
|
ads_destroy( &ads_s );
|
|
}
|
|
talloc_destroy(ctx);
|
|
|
|
return status;
|
|
}
|
|
|
|
/********************************************************************
|
|
********************************************************************/
|
|
|
|
ADS_STATUS ads_domain_func_level(ADS_STRUCT *ads, uint32 *val)
|
|
{
|
|
const char *attrs[] = {"domainFunctionality", NULL};
|
|
ADS_STATUS status;
|
|
LDAPMessage *res;
|
|
ADS_STRUCT *ads_s = ads;
|
|
|
|
*val = DS_DOMAIN_FUNCTION_2000;
|
|
|
|
/* establish a new ldap tcp session if necessary */
|
|
|
|
if ( !ads->ld ) {
|
|
if ( (ads_s = ads_init( ads->server.realm, ads->server.workgroup,
|
|
ads->server.ldap_server )) == NULL )
|
|
{
|
|
goto done;
|
|
}
|
|
ads_s->auth.flags = ADS_AUTH_ANON_BIND;
|
|
status = ads_connect( ads_s );
|
|
if ( !ADS_ERR_OK(status))
|
|
goto done;
|
|
}
|
|
|
|
/* If the attribute does not exist assume it is a Windows 2000
|
|
functional domain */
|
|
|
|
status = ads_do_search(ads_s, "", LDAP_SCOPE_BASE, "(objectclass=*)", attrs, &res);
|
|
if (!ADS_ERR_OK(status)) {
|
|
if ( status.err.rc == LDAP_NO_SUCH_ATTRIBUTE ) {
|
|
status = ADS_SUCCESS;
|
|
}
|
|
goto done;
|
|
}
|
|
|
|
if ( !ads_pull_uint32(ads_s, res, "domainFunctionality", val) ) {
|
|
DEBUG(5,("ads_domain_func_level: Failed to pull the domainFunctionality attribute.\n"));
|
|
}
|
|
DEBUG(3,("ads_domain_func_level: %d\n", *val));
|
|
|
|
|
|
ads_msgfree(ads, res);
|
|
|
|
done:
|
|
/* free any temporary ads connections */
|
|
if ( ads_s != ads ) {
|
|
ads_destroy( &ads_s );
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
/**
|
|
* find the domain sid for our domain
|
|
* @param ads connection to ads server
|
|
* @param sid Pointer to domain sid
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_domain_sid(ADS_STRUCT *ads, DOM_SID *sid)
|
|
{
|
|
const char *attrs[] = {"objectSid", NULL};
|
|
LDAPMessage *res;
|
|
ADS_STATUS rc;
|
|
|
|
rc = ads_do_search_retry(ads, ads->config.bind_path, LDAP_SCOPE_BASE, "(objectclass=*)",
|
|
attrs, &res);
|
|
if (!ADS_ERR_OK(rc)) return rc;
|
|
if (!ads_pull_sid(ads, res, "objectSid", sid)) {
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR_SYSTEM(ENOENT);
|
|
}
|
|
ads_msgfree(ads, res);
|
|
|
|
return ADS_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
* find our site name
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx Pointer to talloc context
|
|
* @param site_name Pointer to the sitename
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_site_dn(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, const char **site_name)
|
|
{
|
|
ADS_STATUS status;
|
|
LDAPMessage *res;
|
|
const char *dn, *service_name;
|
|
const char *attrs[] = { "dsServiceName", NULL };
|
|
|
|
status = ads_do_search(ads, "", LDAP_SCOPE_BASE, "(objectclass=*)", attrs, &res);
|
|
if (!ADS_ERR_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
service_name = ads_pull_string(ads, mem_ctx, res, "dsServiceName");
|
|
if (service_name == NULL) {
|
|
return ADS_ERROR(LDAP_NO_RESULTS_RETURNED);
|
|
}
|
|
|
|
/* go up three levels */
|
|
dn = ads_parent_dn(ads_parent_dn(ads_parent_dn(service_name)));
|
|
if (dn == NULL) {
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
*site_name = talloc_strdup(mem_ctx, dn);
|
|
if (*site_name == NULL) {
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
ads_msgfree(ads, res);
|
|
|
|
return status;
|
|
/*
|
|
dsServiceName: CN=NTDS Settings,CN=W2K3DC,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=ber,DC=suse,DC=de
|
|
*/
|
|
}
|
|
|
|
/**
|
|
* find the site dn where a machine resides
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx Pointer to talloc context
|
|
* @param computer_name name of the machine
|
|
* @param site_name Pointer to the sitename
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_site_dn_for_machine(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, const char *computer_name, const char **site_dn)
|
|
{
|
|
ADS_STATUS status;
|
|
LDAPMessage *res;
|
|
const char *parent, *config_context, *filter;
|
|
const char *attrs[] = { "configurationNamingContext", NULL };
|
|
char *dn;
|
|
|
|
/* shortcut a query */
|
|
if (strequal(computer_name, ads->config.ldap_server_name)) {
|
|
return ads_site_dn(ads, mem_ctx, site_dn);
|
|
}
|
|
|
|
status = ads_do_search(ads, "", LDAP_SCOPE_BASE, "(objectclass=*)", attrs, &res);
|
|
if (!ADS_ERR_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
config_context = ads_pull_string(ads, mem_ctx, res, "configurationNamingContext");
|
|
if (config_context == NULL) {
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
filter = talloc_asprintf(mem_ctx, "(cn=%s)", computer_name);
|
|
if (filter == NULL) {
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
status = ads_do_search(ads, config_context, LDAP_SCOPE_SUBTREE, filter, NULL, &res);
|
|
if (!ADS_ERR_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
if (ads_count_replies(ads, res) != 1) {
|
|
return ADS_ERROR(LDAP_NO_SUCH_OBJECT);
|
|
}
|
|
|
|
dn = ads_get_dn(ads, res);
|
|
if (dn == NULL) {
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
/* go up three levels */
|
|
parent = ads_parent_dn(ads_parent_dn(ads_parent_dn(dn)));
|
|
if (parent == NULL) {
|
|
ads_memfree(ads, dn);
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
*site_dn = talloc_strdup(mem_ctx, parent);
|
|
if (*site_dn == NULL) {
|
|
ads_memfree(ads, dn);
|
|
ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
ads_memfree(ads, dn);
|
|
ads_msgfree(ads, res);
|
|
|
|
return status;
|
|
}
|
|
|
|
/**
|
|
* get the upn suffixes for a domain
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx Pointer to talloc context
|
|
* @param suffixes Pointer to an array of suffixes
|
|
* @param site_name Pointer to the number of suffixes
|
|
* @return status of search
|
|
**/
|
|
ADS_STATUS ads_upn_suffixes(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, char **suffixes, size_t *num_suffixes)
|
|
{
|
|
ADS_STATUS status;
|
|
LDAPMessage *res;
|
|
const char *config_context, *base;
|
|
const char *attrs[] = { "configurationNamingContext", NULL };
|
|
const char *attrs2[] = { "uPNSuffixes", NULL };
|
|
|
|
status = ads_do_search(ads, "", LDAP_SCOPE_BASE, "(objectclass=*)", attrs, &res);
|
|
if (!ADS_ERR_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
config_context = ads_pull_string(ads, mem_ctx, res, "configurationNamingContext");
|
|
if (config_context == NULL) {
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
base = talloc_asprintf(mem_ctx, "cn=Partitions,%s", config_context);
|
|
if (base == NULL) {
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
status = ads_search_dn(ads, &res, base, attrs2);
|
|
if (!ADS_ERR_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
if (ads_count_replies(ads, res) != 1) {
|
|
return ADS_ERROR(LDAP_NO_SUCH_OBJECT);
|
|
}
|
|
|
|
suffixes = ads_pull_strings(ads, mem_ctx, res, "uPNSuffixes", num_suffixes);
|
|
if (suffixes == NULL) {
|
|
ads_msgfree(ads, res);
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
ads_msgfree(ads, res);
|
|
|
|
return status;
|
|
}
|
|
|
|
/**
|
|
* pull a DOM_SID from an extended dn string
|
|
* @param mem_ctx TALLOC_CTX
|
|
* @param flags string type of extended_dn
|
|
* @param sid pointer to a DOM_SID
|
|
* @return boolean inidicating success
|
|
**/
|
|
BOOL ads_get_sid_from_extended_dn(TALLOC_CTX *mem_ctx,
|
|
const char *dn,
|
|
enum ads_extended_dn_flags flags,
|
|
DOM_SID *sid)
|
|
{
|
|
char *p, *q;
|
|
|
|
if (!dn) {
|
|
return False;
|
|
}
|
|
|
|
/*
|
|
* ADS_EXTENDED_DN_HEX_STRING:
|
|
* <GUID=238e1963cb390f4bb032ba0105525a29>;<SID=010500000000000515000000bb68c8fd6b61b427572eb04556040000>;CN=gd,OU=berlin,OU=suse,DC=ber,DC=suse,DC=de
|
|
*
|
|
* ADS_EXTENDED_DN_STRING (only with w2k3):
|
|
<GUID=63198e23-39cb-4b0f-b032-ba0105525a29>;<SID=S-1-5-21-4257769659-666132843-1169174103-1110>;CN=gd,OU=berlin,OU=suse,DC=ber,DC=suse,DC=de
|
|
*/
|
|
|
|
p = strchr(dn, ';');
|
|
if (!p) {
|
|
return False;
|
|
}
|
|
|
|
if (strncmp(p, ";<SID=", strlen(";<SID=")) != 0) {
|
|
return False;
|
|
}
|
|
|
|
p += strlen(";<SID=");
|
|
|
|
q = strchr(p, '>');
|
|
if (!q) {
|
|
return False;
|
|
}
|
|
|
|
*q = '\0';
|
|
|
|
DEBUG(100,("ads_get_sid_from_extended_dn: sid string is %s\n", p));
|
|
|
|
switch (flags) {
|
|
|
|
case ADS_EXTENDED_DN_STRING:
|
|
if (!string_to_sid(sid, p)) {
|
|
return False;
|
|
}
|
|
break;
|
|
case ADS_EXTENDED_DN_HEX_STRING: {
|
|
pstring buf;
|
|
size_t buf_len;
|
|
|
|
buf_len = strhex_to_str(buf, strlen(p), p);
|
|
if (buf_len == 0) {
|
|
return False;
|
|
}
|
|
|
|
if (!sid_parse(buf, buf_len, sid)) {
|
|
DEBUG(10,("failed to parse sid\n"));
|
|
return False;
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
DEBUG(10,("unknown extended dn format\n"));
|
|
return False;
|
|
}
|
|
|
|
return True;
|
|
}
|
|
|
|
/**
|
|
* pull an array of DOM_SIDs from a ADS result
|
|
* @param ads connection to ads server
|
|
* @param mem_ctx TALLOC_CTX for allocating sid array
|
|
* @param msg Results of search
|
|
* @param field Attribute to retrieve
|
|
* @param flags string type of extended_dn
|
|
* @param sids pointer to sid array to allocate
|
|
* @return the count of SIDs pulled
|
|
**/
|
|
int ads_pull_sids_from_extendeddn(ADS_STRUCT *ads,
|
|
TALLOC_CTX *mem_ctx,
|
|
LDAPMessage *msg,
|
|
const char *field,
|
|
enum ads_extended_dn_flags flags,
|
|
DOM_SID **sids)
|
|
{
|
|
int i;
|
|
size_t dn_count;
|
|
char **dn_strings;
|
|
|
|
if ((dn_strings = ads_pull_strings(ads, mem_ctx, msg, field,
|
|
&dn_count)) == NULL) {
|
|
return 0;
|
|
}
|
|
|
|
(*sids) = TALLOC_ZERO_ARRAY(mem_ctx, DOM_SID, dn_count + 1);
|
|
if (!(*sids)) {
|
|
TALLOC_FREE(dn_strings);
|
|
return 0;
|
|
}
|
|
|
|
for (i=0; i<dn_count; i++) {
|
|
|
|
if (!ads_get_sid_from_extended_dn(mem_ctx, dn_strings[i],
|
|
flags, &(*sids)[i])) {
|
|
TALLOC_FREE(*sids);
|
|
TALLOC_FREE(dn_strings);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
TALLOC_FREE(dn_strings);
|
|
|
|
return dn_count;
|
|
}
|
|
|
|
/********************************************************************
|
|
********************************************************************/
|
|
|
|
char* ads_get_dnshostname( ADS_STRUCT *ads, TALLOC_CTX *ctx, const char *machine_name )
|
|
{
|
|
LDAPMessage *res = NULL;
|
|
ADS_STATUS status;
|
|
int count = 0;
|
|
char *name = NULL;
|
|
|
|
status = ads_find_machine_acct(ads, &res, global_myname());
|
|
if (!ADS_ERR_OK(status)) {
|
|
DEBUG(0,("ads_get_dnshostname: Failed to find account for %s\n",
|
|
global_myname()));
|
|
goto out;
|
|
}
|
|
|
|
if ( (count = ads_count_replies(ads, res)) != 1 ) {
|
|
DEBUG(1,("ads_get_dnshostname: %d entries returned!\n", count));
|
|
goto out;
|
|
}
|
|
|
|
if ( (name = ads_pull_string(ads, ctx, res, "dNSHostName")) == NULL ) {
|
|
DEBUG(0,("ads_get_dnshostname: No dNSHostName attribute!\n"));
|
|
}
|
|
|
|
out:
|
|
ads_msgfree(ads, res);
|
|
|
|
return name;
|
|
}
|
|
|
|
/********************************************************************
|
|
********************************************************************/
|
|
|
|
char* ads_get_upn( ADS_STRUCT *ads, TALLOC_CTX *ctx, const char *machine_name )
|
|
{
|
|
LDAPMessage *res = NULL;
|
|
ADS_STATUS status;
|
|
int count = 0;
|
|
char *name = NULL;
|
|
|
|
status = ads_find_machine_acct(ads, &res, global_myname());
|
|
if (!ADS_ERR_OK(status)) {
|
|
DEBUG(0,("ads_get_upn: Failed to find account for %s\n",
|
|
global_myname()));
|
|
goto out;
|
|
}
|
|
|
|
if ( (count = ads_count_replies(ads, res)) != 1 ) {
|
|
DEBUG(1,("ads_get_upn: %d entries returned!\n", count));
|
|
goto out;
|
|
}
|
|
|
|
if ( (name = ads_pull_string(ads, ctx, res, "userPrincipalName")) == NULL ) {
|
|
DEBUG(2,("ads_get_upn: No userPrincipalName attribute!\n"));
|
|
}
|
|
|
|
out:
|
|
ads_msgfree(ads, res);
|
|
|
|
return name;
|
|
}
|
|
|
|
/********************************************************************
|
|
********************************************************************/
|
|
|
|
char* ads_get_samaccountname( ADS_STRUCT *ads, TALLOC_CTX *ctx, const char *machine_name )
|
|
{
|
|
LDAPMessage *res = NULL;
|
|
ADS_STATUS status;
|
|
int count = 0;
|
|
char *name = NULL;
|
|
|
|
status = ads_find_machine_acct(ads, &res, global_myname());
|
|
if (!ADS_ERR_OK(status)) {
|
|
DEBUG(0,("ads_get_dnshostname: Failed to find account for %s\n",
|
|
global_myname()));
|
|
goto out;
|
|
}
|
|
|
|
if ( (count = ads_count_replies(ads, res)) != 1 ) {
|
|
DEBUG(1,("ads_get_dnshostname: %d entries returned!\n", count));
|
|
goto out;
|
|
}
|
|
|
|
if ( (name = ads_pull_string(ads, ctx, res, "sAMAccountName")) == NULL ) {
|
|
DEBUG(0,("ads_get_dnshostname: No sAMAccountName attribute!\n"));
|
|
}
|
|
|
|
out:
|
|
ads_msgfree(ads, res);
|
|
|
|
return name;
|
|
}
|
|
|
|
#endif
|