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<?php
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/* $Id$ */
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/*
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Copyright (C) 2010 Ermal Lu�i
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All rights reserved.
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Copyright (C) 2007, 2008 Scott Ullrich <sullrich@gmail.com>
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All rights reserved.
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Copyright (C) 2005-2006 Bill Marquette <bill.marquette@gmail.com>
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All rights reserved.
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Copyright (C) 2006 Paul Taylor <paultaylor@winn-dixie.com>.
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All rights reserved.
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Copyright (C) 2003-2006 Manuel Kasper <mk@neon1.net>.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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DISABLE_PHP_LINT_CHECKING
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pfSense_BUILDER_BINARIES: /usr/sbin/pw /bin/cp
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pfSense_MODULE: auth
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*/
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/*
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* NOTE : Portions of the mschapv2 support was based on the BSD licensed CHAP.php
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* file courtesy of Michael Retterklieber.
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*/
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if(!$do_not_include_config_gui_inc)
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require_once("config.gui.inc");
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// Will be changed to false if security checks fail
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$security_passed = true;
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/* If this function doesn't exist, we're being called from Captive Portal or
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another internal subsystem which does not include authgui.inc */
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if (function_exists("display_error_form") && !isset($config['system']['webgui']['nodnsrebindcheck'])) {
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/* DNS ReBinding attack prevention. https://redmine.pfsense.org/issues/708 */
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$found_host = false;
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/* Either a IPv6 address with or without a alternate port */
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if(strstr($_SERVER['HTTP_HOST'], "]")) {
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$http_host_port = explode("]", $_SERVER['HTTP_HOST']);
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/* v6 address has more parts, drop the last part */
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if(count($http_host_port) > 1) {
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array_pop($http_host_port);
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$http_host = str_replace(array("[", "]"), "", implode(":", $http_host_port));
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} else {
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$http_host = str_replace(array("[", "]"), "", implode(":", $http_host_port));
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}
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} else {
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$http_host = explode(":", $_SERVER['HTTP_HOST']);
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$http_host = $http_host[0];
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}
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if(is_ipaddr($http_host) or $_SERVER['SERVER_ADDR'] == "127.0.0.1" or
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strcasecmp($http_host, "localhost") == 0 or $_SERVER['SERVER_ADDR'] == "::1")
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$found_host = true;
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if(strcasecmp($http_host, $config['system']['hostname'] . "." . $config['system']['domain']) == 0 or
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strcasecmp($http_host, $config['system']['hostname']) == 0)
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$found_host = true;
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if(is_array($config['dyndnses']['dyndns']) && !$found_host)
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foreach($config['dyndnses']['dyndns'] as $dyndns)
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if(strcasecmp($dyndns['host'], $http_host) == 0) {
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$found_host = true;
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break;
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}
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if(is_array($config['dnsupdates']['dnsupdate']) && !$found_host)
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foreach($config['dnsupdates']['dnsupdate'] as $rfc2136)
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if(strcasecmp($rfc2136['host'], $http_host) == 0) {
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$found_host = true;
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break;
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}
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if(!empty($config['system']['webgui']['althostnames']) && !$found_host) {
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$althosts = explode(" ", $config['system']['webgui']['althostnames']);
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foreach ($althosts as $ah)
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if(strcasecmp($ah, $http_host) == 0 or strcasecmp($ah, $_SERVER['SERVER_ADDR']) == 0) {
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$found_host = true;
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break;
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}
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}
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if($found_host == false) {
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if(!security_checks_disabled()) {
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display_error_form("501", gettext("Potential DNS Rebind attack detected, see http://en.wikipedia.org/wiki/DNS_rebinding<br/>Try accessing the router by IP address instead of by hostname."));
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exit;
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}
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$security_passed = false;
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}
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}
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// If the HTTP_REFERER is something other than ourselves then disallow.
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if(function_exists("display_error_form") && !isset($config['system']['webgui']['nohttpreferercheck'])) {
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if($_SERVER['HTTP_REFERER']) {
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if(file_exists("{$g['tmp_path']}/setupwizard_lastreferrer")) {
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if($_SERVER['HTTP_REFERER'] == file_get_contents("{$g['tmp_path']}/setupwizard_lastreferrer")) {
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unlink("{$g['tmp_path']}/setupwizard_lastreferrer");
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header("Refresh: 1; url=index.php");
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echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">";
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echo "<html><head><title>" . gettext("Redirecting...") . "</title></head><body>" . gettext("Redirecting to the dashboard...") . "</body></html>";
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exit;
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}
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}
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$found_host = false;
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$referrer_host = parse_url($_SERVER['HTTP_REFERER'], PHP_URL_HOST);
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$referrer_host = str_replace(array("[", "]"), "", $referrer_host);
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if($referrer_host) {
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if(strcasecmp($referrer_host, $config['system']['hostname'] . "." . $config['system']['domain']) == 0
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|| strcasecmp($referrer_host, $config['system']['hostname']) == 0)
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$found_host = true;
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if(!empty($config['system']['webgui']['althostnames']) && !$found_host) {
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$althosts = explode(" ", $config['system']['webgui']['althostnames']);
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foreach ($althosts as $ah) {
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if(strcasecmp($referrer_host, $ah) == 0) {
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$found_host = true;
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break;
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}
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}
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}
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if(is_array($config['dyndnses']['dyndns']) && !$found_host)
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foreach($config['dyndnses']['dyndns'] as $dyndns)
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if(strcasecmp($dyndns['host'], $referrer_host) == 0) {
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$found_host = true;
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break;
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}
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if(is_array($config['dnsupdates']['dnsupdate']) && !$found_host)
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foreach($config['dnsupdates']['dnsupdate'] as $rfc2136)
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if(strcasecmp($rfc2136['host'], $referrer_host) == 0) {
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$found_host = true;
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break;
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}
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if(!$found_host) {
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$interface_list_ips = get_configured_ip_addresses();
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foreach($interface_list_ips as $ilips) {
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if(strcasecmp($referrer_host, $ilips) == 0) {
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$found_host = true;
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break;
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}
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}
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$interface_list_ipv6s = get_configured_ipv6_addresses();
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foreach($interface_list_ipv6s as $ilipv6s) {
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if(strcasecmp($referrer_host, $ilipv6s) == 0) {
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$found_host = true;
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break;
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}
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}
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if($referrer_host == "127.0.0.1" || $referrer_host == "localhost") {
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// allow SSH port forwarded connections and links from localhost
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$found_host = true;
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}
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}
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}
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if($found_host == false) {
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if(!security_checks_disabled()) {
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display_error_form("501", "An HTTP_REFERER was detected other than what is defined in System -> Advanced (" . htmlspecialchars($_SERVER['HTTP_REFERER']) . "). You can disable this check if needed in System -> Advanced -> Admin.");
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exit;
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}
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$security_passed = false;
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}
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} else
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$security_passed = false;
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}
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if (function_exists("display_error_form") && $security_passed)
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/* Security checks passed, so it should be OK to turn them back on */
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restore_security_checks();
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unset($security_passed);
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$groupindex = index_groups();
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$userindex = index_users();
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function index_groups() {
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global $g, $debug, $config, $groupindex;
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$groupindex = array();
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if (is_array($config['system']['group'])) {
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$i = 0;
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foreach($config['system']['group'] as $groupent) {
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$groupindex[$groupent['name']] = $i;
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$i++;
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}
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}
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return ($groupindex);
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}
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function index_users() {
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global $g, $debug, $config;
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if (is_array($config['system']['user'])) {
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$i = 0;
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foreach($config['system']['user'] as $userent) {
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$userindex[$userent['name']] = $i;
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$i++;
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}
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}
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return ($userindex);
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}
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function & getUserEntry($name) {
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global $debug, $config, $userindex;
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if (isset($userindex[$name]))
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return $config['system']['user'][$userindex[$name]];
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}
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233
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234
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function & getUserEntryByUID($uid) {
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global $debug, $config;
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236
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237
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if (is_array($config['system']['user']))
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foreach ($config['system']['user'] as & $user)
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if ($user['uid'] == $uid)
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return $user;
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241
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242
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return false;
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243
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}
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244
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245
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function & getGroupEntry($name) {
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246
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global $debug, $config, $groupindex;
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247
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if (isset($groupindex[$name]))
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248
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return $config['system']['group'][$groupindex[$name]];
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249
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}
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250
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251
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function & getGroupEntryByGID($gid) {
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252
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global $debug, $config;
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253
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254
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if (is_array($config['system']['group']))
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255
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foreach ($config['system']['group'] as & $group)
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256
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if ($group['gid'] == $gid)
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257
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return $group;
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258
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259
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return false;
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260
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}
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261
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262
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function get_user_privileges(& $user) {
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263
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264
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$privs = $user['priv'];
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265
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if (!is_array($privs))
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266
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$privs = array();
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267
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268
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$names = local_user_get_groups($user, true);
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269
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270
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foreach ($names as $name) {
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271
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$group = getGroupEntry($name);
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272
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if (is_array($group['priv']))
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273
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$privs = array_merge( $privs, $group['priv']);
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274
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}
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275
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276
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return $privs;
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277
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}
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278
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279
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function userHasPrivilege($userent, $privid = false) {
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280
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281
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if (!$privid || !is_array($userent))
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282
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return false;
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283
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284
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$privs = get_user_privileges($userent);
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285
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286
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if (!is_array($privs))
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287
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return false;
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288
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289
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if (!in_array($privid, $privs))
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290
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return false;
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291
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292
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return true;
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293
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}
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294
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295
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function local_backed($username, $passwd) {
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296
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297
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$user = getUserEntry($username);
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298
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if (!$user)
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299
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return false;
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300
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|
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301
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if (is_account_disabled($username) || is_account_expired($username))
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302
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return false;
|
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303
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|
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304
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if ($user['password'])
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305
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{
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306
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$passwd = crypt($passwd, $user['password']);
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307
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if ($passwd == $user['password'])
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308
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return true;
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|
309
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}
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310
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|
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311
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if ($user['md5-hash'])
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312
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{
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313
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$passwd = md5($passwd);
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314
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if ($passwd == $user['md5-hash'])
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315
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return true;
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|
316
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}
|
|
317
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|
|
318
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return false;
|
|
319
|
}
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|
320
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|
|
321
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function local_sync_accounts() {
|
|
322
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global $debug, $config;
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323
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conf_mount_rw();
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|
324
|
|
|
325
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/* remove local users to avoid uid conflicts */
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326
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$fd = popen("/usr/sbin/pw usershow -a", "r");
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327
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if ($fd) {
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|
328
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while (!feof($fd)) {
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329
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$line = explode(":",fgets($fd));
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|
330
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if (((!strncmp($line[0], "_", 1)) || ($line[2] < 2000) || ($line[2] > 65000)) && ($line[0] != "admin"))
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331
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continue;
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|
332
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$cmd = "/usr/sbin/pw userdel -n '{$line[0]}'";
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333
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if($debug)
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|
334
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log_error(sprintf(gettext("Running: %s"), $cmd));
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335
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mwexec($cmd);
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|
336
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}
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337
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pclose($fd);
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338
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}
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|
339
|
|
|
340
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/* remove local groups to avoid gid conflicts */
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341
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$gids = array();
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342
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$fd = popen("/usr/sbin/pw groupshow -a", "r");
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343
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if ($fd) {
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344
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while (!feof($fd)) {
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345
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$line = explode(":",fgets($fd));
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346
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if (!strncmp($line[0], "_", 1))
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347
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continue;
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|
348
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if ($line[2] < 2000)
|
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349
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continue;
|
|
350
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if ($line[2] > 65000)
|
|
351
|
continue;
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|
352
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$cmd = "/usr/sbin/pw groupdel {$line[2]}";
|
|
353
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if($debug)
|
|
354
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log_error(sprintf(gettext("Running: %s"), $cmd));
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|
355
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mwexec($cmd);
|
|
356
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}
|
|
357
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pclose($fd);
|
|
358
|
}
|
|
359
|
|
|
360
|
/* make sure the all group exists */
|
|
361
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$allgrp = getGroupEntryByGID(1998);
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|
362
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local_group_set($allgrp, true);
|
|
363
|
|
|
364
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/* sync all local users */
|
|
365
|
if (is_array($config['system']['user']))
|
|
366
|
foreach ($config['system']['user'] as $user)
|
|
367
|
local_user_set($user);
|
|
368
|
|
|
369
|
/* sync all local groups */
|
|
370
|
if (is_array($config['system']['group']))
|
|
371
|
foreach ($config['system']['group'] as $group)
|
|
372
|
local_group_set($group);
|
|
373
|
|
|
374
|
conf_mount_ro();
|
|
375
|
|
|
376
|
}
|
|
377
|
|
|
378
|
function local_user_set(& $user) {
|
|
379
|
global $g, $debug;
|
|
380
|
|
|
381
|
if (empty($user['password'])) {
|
|
382
|
log_error("There is something wrong in your config because user {$user['name']} password is missing!");
|
|
383
|
return;
|
|
384
|
}
|
|
385
|
|
|
386
|
conf_mount_rw();
|
|
387
|
|
|
388
|
$home_base = "/home/";
|
|
389
|
$user_uid = $user['uid'];
|
|
390
|
$user_name = $user['name'];
|
|
391
|
$user_home = "{$home_base}{$user_name}";
|
|
392
|
$user_shell = "/etc/rc.initial";
|
|
393
|
$user_group = "nobody";
|
|
394
|
|
|
395
|
// Ensure $home_base exists and is writable
|
|
396
|
if (!is_dir($home_base))
|
|
397
|
mkdir($home_base, 0755);
|
|
398
|
|
|
399
|
$lock_account = false;
|
|
400
|
/* configure shell type */
|
|
401
|
/* Cases here should be ordered by most privileged to least privileged. */
|
|
402
|
if (userHasPrivilege($user, "user-shell-access") || userHasPrivilege($user, "page-all")) {
|
|
403
|
$user_shell = "/bin/tcsh";
|
|
404
|
} elseif (userHasPrivilege($user, "user-copy-files")) {
|
|
405
|
$user_shell = "/usr/local/bin/scponly";
|
|
406
|
} elseif (userHasPrivilege($user, "user-ssh-tunnel")) {
|
|
407
|
$user_shell = "/usr/local/sbin/ssh_tunnel_shell";
|
|
408
|
} elseif (userHasPrivilege($user, "user-ipsec-xauth-dialin")) {
|
|
409
|
$user_shell = "/sbin/nologin";
|
|
410
|
} else {
|
|
411
|
$user_shell = "/sbin/nologin";
|
|
412
|
$lock_account = true;
|
|
413
|
}
|
|
414
|
|
|
415
|
/* Lock out disabled or expired users, unless it's root/admin. */
|
|
416
|
if ((is_account_disabled($user_name) || is_account_expired($user_name)) && ($user_uid != 0)) {
|
|
417
|
$user_shell = "/sbin/nologin";
|
|
418
|
$lock_account = true;
|
|
419
|
}
|
|
420
|
|
|
421
|
/* root user special handling */
|
|
422
|
if ($user_uid == 0) {
|
|
423
|
$cmd = "/usr/sbin/pw usermod -q -n root -s /bin/sh -H 0";
|
|
424
|
if($debug)
|
|
425
|
log_error(sprintf(gettext("Running: %s"), $cmd));
|
|
426
|
$fd = popen($cmd, "w");
|
|
427
|
fwrite($fd, $user['password']);
|
|
428
|
pclose($fd);
|
|
429
|
$user_group = "wheel";
|
|
430
|
$user_home = "/root";
|
|
431
|
$user_shell = "/etc/rc.initial";
|
|
432
|
}
|
|
433
|
|
|
434
|
/* read from pw db */
|
|
435
|
$fd = popen("/usr/sbin/pw usershow -n {$user_name} 2>&1", "r");
|
|
436
|
$pwread = fgets($fd);
|
|
437
|
pclose($fd);
|
|
438
|
$userattrs = explode(":", trim($pwread));
|
|
439
|
|
|
440
|
/* determine add or mod */
|
|
441
|
if (($userattrs[0] != $user['name']) || (!strncmp($pwread, "pw:", 3))) {
|
|
442
|
$user_op = "useradd -m -k /etc/skel -o";
|
|
443
|
} else {
|
|
444
|
$user_op = "usermod";
|
|
445
|
}
|
|
446
|
|
|
447
|
$comment = str_replace(array(":", "!", "@"), " ", $user['descr']);
|
|
448
|
/* add or mod pw db */
|
|
449
|
$cmd = "/usr/sbin/pw {$user_op} -q -u {$user_uid} -n {$user_name}".
|
|
450
|
" -g {$user_group} -s {$user_shell} -d {$user_home}".
|
|
451
|
" -c ".escapeshellarg($comment)." -H 0 2>&1";
|
|
452
|
|
|
453
|
if($debug)
|
|
454
|
log_error(sprintf(gettext("Running: %s"), $cmd));
|
|
455
|
$fd = popen($cmd, "w");
|
|
456
|
fwrite($fd, $user['password']);
|
|
457
|
pclose($fd);
|
|
458
|
|
|
459
|
/* create user directory if required */
|
|
460
|
if (!is_dir($user_home)) {
|
|
461
|
mkdir($user_home, 0700);
|
|
462
|
mwexec("/bin/cp /root/.* {$home_base}/", true);
|
|
463
|
}
|
|
464
|
@chown($user_home, $user_name);
|
|
465
|
@chgrp($user_home, $user_group);
|
|
466
|
|
|
467
|
/* write out ssh authorized key file */
|
|
468
|
if($user['authorizedkeys']) {
|
|
469
|
if (!is_dir("{$user_home}/.ssh")) {
|
|
470
|
@mkdir("{$user_home}/.ssh", 0700);
|
|
471
|
@chown("{$user_home}/.ssh", $user_name);
|
|
472
|
}
|
|
473
|
$keys = base64_decode($user['authorizedkeys']);
|
|
474
|
@file_put_contents("{$user_home}/.ssh/authorized_keys", $keys);
|
|
475
|
@chown("{$user_home}/.ssh/authorized_keys", $user_name);
|
|
476
|
} else
|
|
477
|
unlink_if_exists("{$user_home}/.ssh/authorized_keys");
|
|
478
|
|
|
479
|
$un = $lock_account ? "" : "un";
|
|
480
|
exec("/usr/sbin/pw {$un}lock {$user_name} -q");
|
|
481
|
|
|
482
|
conf_mount_ro();
|
|
483
|
}
|
|
484
|
|
|
485
|
function local_user_del($user) {
|
|
486
|
global $debug;
|
|
487
|
|
|
488
|
/* remove all memberships */
|
|
489
|
local_user_set_groups($user);
|
|
490
|
|
|
491
|
/* Don't remove /root */
|
|
492
|
if ($user['uid'] != 0)
|
|
493
|
$rmhome = "-r";
|
|
494
|
|
|
495
|
/* read from pw db */
|
|
496
|
$fd = popen("/usr/sbin/pw usershow -n {$user['name']} 2>&1", "r");
|
|
497
|
$pwread = fgets($fd);
|
|
498
|
pclose($fd);
|
|
499
|
$userattrs = explode(":", trim($pwread));
|
|
500
|
|
|
501
|
if ($userattrs[0] != $user['name']) {
|
|
502
|
log_error("Tried to remove user {$user['name']} but got user {$userattrs[0]} instead. Bailing.");
|
|
503
|
return;
|
|
504
|
}
|
|
505
|
|
|
506
|
/* delete from pw db */
|
|
507
|
$cmd = "/usr/sbin/pw userdel -n {$user['name']} {$rmhome}";
|
|
508
|
|
|
509
|
if($debug)
|
|
510
|
log_error(sprintf(gettext("Running: %s"), $cmd));
|
|
511
|
mwexec($cmd);
|
|
512
|
|
|
513
|
/* Delete user from groups needs a call to write_config() */
|
|
514
|
local_group_del_user($user);
|
|
515
|
}
|
|
516
|
|
|
517
|
function local_user_set_password(& $user, $password) {
|
|
518
|
|
|
519
|
$user['password'] = crypt($password);
|
|
520
|
$user['md5-hash'] = md5($password);
|
|
521
|
|
|
522
|
// Converts ascii to unicode.
|
|
523
|
$astr = (string) $password;
|
|
524
|
$ustr = '';
|
|
525
|
for ($i = 0; $i < strlen($astr); $i++) {
|
|
526
|
$a = ord($astr{$i}) << 8;
|
|
527
|
$ustr.= sprintf("%X", $a);
|
|
528
|
}
|
|
529
|
|
|
530
|
// Generate the NT-HASH from the unicode string
|
|
531
|
$user['nt-hash'] = bin2hex(hash("md4", $ustr));
|
|
532
|
}
|
|
533
|
|
|
534
|
function local_user_get_groups($user, $all = false) {
|
|
535
|
global $debug, $config;
|
|
536
|
|
|
537
|
$groups = array();
|
|
538
|
if (!is_array($config['system']['group']))
|
|
539
|
return $groups;
|
|
540
|
|
|
541
|
foreach ($config['system']['group'] as $group)
|
|
542
|
if ( $all || ( !$all && ($group['name'] != "all")))
|
|
543
|
if (is_array($group['member']))
|
|
544
|
if (in_array($user['uid'], $group['member']))
|
|
545
|
$groups[] = $group['name'];
|
|
546
|
|
|
547
|
if ( $all )
|
|
548
|
$groups[] = "all";
|
|
549
|
|
|
550
|
sort($groups);
|
|
551
|
|
|
552
|
return $groups;
|
|
553
|
|
|
554
|
}
|
|
555
|
|
|
556
|
function local_user_set_groups($user, $new_groups = NULL ) {
|
|
557
|
global $debug, $config, $groupindex;
|
|
558
|
|
|
559
|
if (!is_array($config['system']['group']))
|
|
560
|
return;
|
|
561
|
|
|
562
|
$cur_groups = local_user_get_groups($user, true);
|
|
563
|
$mod_groups = array();
|
|
564
|
|
|
565
|
if (!is_array($new_groups))
|
|
566
|
$new_groups = array();
|
|
567
|
|
|
568
|
if (!is_array($cur_groups))
|
|
569
|
$cur_groups = array();
|
|
570
|
|
|
571
|
/* determine which memberships to add */
|
|
572
|
foreach ($new_groups as $groupname) {
|
|
573
|
if (in_array($groupname,$cur_groups))
|
|
574
|
continue;
|
|
575
|
$group = & $config['system']['group'][$groupindex[$groupname]];
|
|
576
|
$group['member'][] = $user['uid'];
|
|
577
|
$mod_groups[] = $group;
|
|
578
|
}
|
|
579
|
unset($group);
|
|
580
|
|
|
581
|
/* determine which memberships to remove */
|
|
582
|
foreach ($cur_groups as $groupname) {
|
|
583
|
if (in_array($groupname,$new_groups))
|
|
584
|
continue;
|
|
585
|
if (!isset($config['system']['group'][$groupindex[$groupname]]))
|
|
586
|
continue;
|
|
587
|
$group = & $config['system']['group'][$groupindex[$groupname]];
|
|
588
|
if (is_array($group['member'])) {
|
|
589
|
$index = array_search($user['uid'], $group['member']);
|
|
590
|
array_splice($group['member'], $index, 1);
|
|
591
|
$mod_groups[] = $group;
|
|
592
|
}
|
|
593
|
}
|
|
594
|
unset($group);
|
|
595
|
|
|
596
|
/* sync all modified groups */
|
|
597
|
foreach ($mod_groups as $group)
|
|
598
|
local_group_set($group);
|
|
599
|
}
|
|
600
|
|
|
601
|
function local_group_del_user($user) {
|
|
602
|
global $config;
|
|
603
|
|
|
604
|
if (!is_array($config['system']['group']))
|
|
605
|
return;
|
|
606
|
|
|
607
|
foreach ($config['system']['group'] as $group) {
|
|
608
|
if (is_array($group['member'])) {
|
|
609
|
foreach ($group['member'] as $idx => $uid) {
|
|
610
|
if ($user['uid'] == $uid)
|
|
611
|
unset($config['system']['group']['member'][$idx]);
|
|
612
|
}
|
|
613
|
}
|
|
614
|
}
|
|
615
|
}
|
|
616
|
|
|
617
|
function local_group_set($group, $reset = false) {
|
|
618
|
global $debug;
|
|
619
|
|
|
620
|
$group_name = $group['name'];
|
|
621
|
$group_gid = $group['gid'];
|
|
622
|
$group_members = "''";
|
|
623
|
if (!$reset && !empty($group['member']) && count($group['member']) > 0)
|
|
624
|
$group_members = implode(",",$group['member']);
|
|
625
|
|
|
626
|
/* read from group db */
|
|
627
|
$fd = popen("/usr/sbin/pw groupshow {$group_name} 2>&1", "r");
|
|
628
|
$pwread = fgets($fd);
|
|
629
|
pclose($fd);
|
|
630
|
|
|
631
|
/* determine add or mod */
|
|
632
|
if (!strncmp($pwread, "pw:", 3))
|
|
633
|
$group_op = "groupadd";
|
|
634
|
else
|
|
635
|
$group_op = "groupmod";
|
|
636
|
|
|
637
|
/* add or mod group db */
|
|
638
|
$cmd = "/usr/sbin/pw {$group_op} {$group_name} -g {$group_gid} -M {$group_members} 2>&1";
|
|
639
|
|
|
640
|
if($debug)
|
|
641
|
log_error(sprintf(gettext("Running: %s"), $cmd));
|
|
642
|
mwexec($cmd);
|
|
643
|
|
|
644
|
}
|
|
645
|
|
|
646
|
function local_group_del($group) {
|
|
647
|
global $debug;
|
|
648
|
|
|
649
|
/* delete from group db */
|
|
650
|
$cmd = "/usr/sbin/pw groupdel {$group['name']}";
|
|
651
|
|
|
652
|
if($debug)
|
|
653
|
log_error(sprintf(gettext("Running: %s"), $cmd));
|
|
654
|
mwexec($cmd);
|
|
655
|
}
|
|
656
|
|
|
657
|
function ldap_test_connection($authcfg) {
|
|
658
|
global $debug, $config, $g;
|
|
659
|
|
|
660
|
if ($authcfg) {
|
|
661
|
if (strstr($authcfg['ldap_urltype'], "Standard"))
|
|
662
|
$ldapproto = "ldap";
|
|
663
|
else
|
|
664
|
$ldapproto = "ldaps";
|
|
665
|
$ldapserver = "{$ldapproto}://" . ldap_format_host($authcfg['host']);
|
|
666
|
$ldapport = $authcfg['ldap_port'];
|
|
667
|
if (!empty($ldapport))
|
|
668
|
$ldapserver .= ":{$ldapport}";
|
|
669
|
$ldapbasedn = $authcfg['ldap_basedn'];
|
|
670
|
$ldapbindun = $authcfg['ldap_binddn'];
|
|
671
|
$ldapbindpw = $authcfg['ldap_bindpw'];
|
|
672
|
} else
|
|
673
|
return false;
|
|
674
|
|
|
675
|
/* first check if there is even an LDAP server populated */
|
|
676
|
if(!$ldapserver)
|
|
677
|
return false;
|
|
678
|
|
|
679
|
/* Setup CA environment if needed. */
|
|
680
|
ldap_setup_caenv($authcfg);
|
|
681
|
|
|
682
|
/* connect and see if server is up */
|
|
683
|
$error = false;
|
|
684
|
if (!($ldap = ldap_connect($ldapserver)))
|
|
685
|
$error = true;
|
|
686
|
|
|
687
|
if ($error == true) {
|
|
688
|
log_error(sprintf(gettext("ERROR! Could not connect to server %s."), $ldapname));
|
|
689
|
return false;
|
|
690
|
}
|
|
691
|
|
|
692
|
return true;
|
|
693
|
}
|
|
694
|
|
|
695
|
function ldap_setup_caenv($authcfg) {
|
|
696
|
global $g;
|
|
697
|
require_once("certs.inc");
|
|
698
|
|
|
699
|
unset($caref);
|
|
700
|
if (empty($authcfg['ldap_caref']) || !strstr($authcfg['ldap_urltype'], "SSL")) {
|
|
701
|
putenv('LDAPTLS_REQCERT=never');
|
|
702
|
return;
|
|
703
|
} else {
|
|
704
|
$caref = lookup_ca($authcfg['ldap_caref']);
|
|
705
|
if (!$caref) {
|
|
706
|
log_error(sprintf(gettext("LDAP: Could not lookup CA by reference for host %s."), $authcfg['ldap_caref']));
|
|
707
|
/* XXX: Prevent for credential leaking since we cannot setup the CA env. Better way? */
|
|
708
|
putenv('LDAPTLS_REQCERT=hard');
|
|
709
|
return;
|
|
710
|
}
|
|
711
|
if (!is_dir("{$g['varrun_path']}/certs"))
|
|
712
|
@mkdir("{$g['varrun_path']}/certs");
|
|
713
|
if (file_exists("{$g['varrun_path']}/certs/{$caref['refid']}.ca"))
|
|
714
|
@unlink("{$g['varrun_path']}/certs/{$caref['refid']}.ca");
|
|
715
|
file_put_contents("{$g['varrun_path']}/certs/{$caref['refid']}.ca", base64_decode($caref['crt']));
|
|
716
|
@chmod("{$g['varrun_path']}/certs/{$caref['refid']}.ca", 0600);
|
|
717
|
putenv('LDAPTLS_REQCERT=hard');
|
|
718
|
/* XXX: Probably even the hashed link should be created for this? */
|
|
719
|
putenv("LDAPTLS_CACERTDIR={$g['varrun_path']}/certs");
|
|
720
|
putenv("LDAPTLS_CACERT={$g['varrun_path']}/certs/{$caref['refid']}.ca");
|
|
721
|
}
|
|
722
|
}
|
|
723
|
|
|
724
|
function ldap_test_bind($authcfg) {
|
|
725
|
global $debug, $config, $g;
|
|
726
|
|
|
727
|
if ($authcfg) {
|
|
728
|
if (strstr($authcfg['ldap_urltype'], "Standard"))
|
|
729
|
$ldapproto = "ldap";
|
|
730
|
else
|
|
731
|
$ldapproto = "ldaps";
|
|
732
|
$ldapserver = "{$ldapproto}://" . ldap_format_host($authcfg['host']);
|
|
733
|
$ldapport = $authcfg['ldap_port'];
|
|
734
|
if (!empty($ldapport))
|
|
735
|
$ldapserver .= ":{$ldapport}";
|
|
736
|
$ldapbasedn = $authcfg['ldap_basedn'];
|
|
737
|
$ldapbindun = $authcfg['ldap_binddn'];
|
|
738
|
$ldapbindpw = $authcfg['ldap_bindpw'];
|
|
739
|
$ldapver = $authcfg['ldap_protver'];
|
|
740
|
if (empty($ldapbndun) || empty($ldapbindpw))
|
|
741
|
$ldapanon = true;
|
|
742
|
else
|
|
743
|
$ldapanon = false;
|
|
744
|
} else
|
|
745
|
return false;
|
|
746
|
|
|
747
|
/* first check if there is even an LDAP server populated */
|
|
748
|
if(!$ldapserver)
|
|
749
|
return false;
|
|
750
|
|
|
751
|
/* Setup CA environment if needed. */
|
|
752
|
ldap_setup_caenv($authcfg);
|
|
753
|
|
|
754
|
/* connect and see if server is up */
|
|
755
|
$error = false;
|
|
756
|
if (!($ldap = ldap_connect($ldapserver)))
|
|
757
|
$error = true;
|
|
758
|
|
|
759
|
if ($error == true) {
|
|
760
|
log_error(sprintf(gettext("ERROR! Could not connect to server %s."), $ldapname));
|
|
761
|
return false;
|
|
762
|
}
|
|
763
|
|
|
764
|
ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0);
|
|
765
|
ldap_set_option($ldap, LDAP_OPT_DEREF, LDAP_DEREF_SEARCHING);
|
|
766
|
ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, (int)$ldapver);
|
|
767
|
|
|
768
|
$ldapbindun = isset($authcfg['ldap_utf8']) ? utf8_encode($ldapbindun) : $ldapbindun;
|
|
769
|
$ldapbindpw = isset($authcfg['ldap_utf8']) ? utf8_encode($ldapbindpw) : $ldapbindpw;
|
|
770
|
if ($ldapanon == true) {
|
|
771
|
if (!($res = @ldap_bind($ldap))) {
|
|
772
|
@ldap_close($ldap);
|
|
773
|
return false;
|
|
774
|
}
|
|
775
|
} else if (!($res = @ldap_bind($ldap, $ldapbindun, $ldapbindpw))) {
|
|
776
|
@ldap_close($ldap);
|
|
777
|
return false;
|
|
778
|
}
|
|
779
|
|
|
780
|
@ldap_unbind($ldap);
|
|
781
|
|
|
782
|
return true;
|
|
783
|
}
|
|
784
|
|
|
785
|
function ldap_get_user_ous($show_complete_ou=true, $authcfg) {
|
|
786
|
global $debug, $config, $g;
|
|
787
|
|
|
788
|
if(!function_exists("ldap_connect"))
|
|
789
|
return;
|
|
790
|
|
|
791
|
$ous = array();
|
|
792
|
|
|
793
|
if ($authcfg) {
|
|
794
|
if (strstr($authcfg['ldap_urltype'], "Standard"))
|
|
795
|
$ldapproto = "ldap";
|
|
796
|
else
|
|
797
|
$ldapproto = "ldaps";
|
|
798
|
$ldapserver = "{$ldapproto}://" . ldap_format_host($authcfg['host']);
|
|
799
|
$ldapport = $authcfg['ldap_port'];
|
|
800
|
if (!empty($ldapport))
|
|
801
|
$ldapserver .= ":{$ldapport}";
|
|
802
|
$ldapbasedn = $authcfg['ldap_basedn'];
|
|
803
|
$ldapbindun = $authcfg['ldap_binddn'];
|
|
804
|
$ldapbindpw = $authcfg['ldap_bindpw'];
|
|
805
|
$ldapver = $authcfg['ldap_protver'];
|
|
806
|
if (empty($ldapbindun) || empty($ldapbindpw))
|
|
807
|
$ldapanon = true;
|
|
808
|
else
|
|
809
|
$ldapanon = false;
|
|
810
|
$ldapname = $authcfg['name'];
|
|
811
|
$ldapfallback = false;
|
|
812
|
$ldapscope = $authcfg['ldap_scope'];
|
|
813
|
} else
|
|
814
|
return false;
|
|
815
|
|
|
816
|
/* first check if there is even an LDAP server populated */
|
|
817
|
if(!$ldapserver) {
|
|
818
|
log_error(gettext("ERROR! ldap_get_user_ous() backed selected with no LDAP authentication server defined."));
|
|
819
|
return $ous;
|
|
820
|
}
|
|
821
|
|
|
822
|
/* Setup CA environment if needed. */
|
|
823
|
ldap_setup_caenv($authcfg);
|
|
824
|
|
|
825
|
/* connect and see if server is up */
|
|
826
|
$error = false;
|
|
827
|
if (!($ldap = ldap_connect($ldapserver)))
|
|
828
|
$error = true;
|
|
829
|
|
|
830
|
if ($error == true) {
|
|
831
|
log_error(sprintf(gettext("ERROR! Could not connect to server %s."), $ldapname));
|
|
832
|
return $ous;
|
|
833
|
}
|
|
834
|
|
|
835
|
$ldapfilter = "(|(ou=*)(cn=Users))";
|
|
836
|
|
|
837
|
ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0);
|
|
838
|
ldap_set_option($ldap, LDAP_OPT_DEREF, LDAP_DEREF_SEARCHING);
|
|
839
|
ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, (int)$ldapver);
|
|
840
|
|
|
841
|
$ldapbindun = isset($authcfg['ldap_utf8']) ? utf8_encode($ldapbindun) : $ldapbindun;
|
|
842
|
$ldapbindpw = isset($authcfg['ldap_utf8']) ? utf8_encode($ldapbindpw) : $ldapbindpw;
|
|
843
|
if ($ldapanon == true) {
|
|
844
|
if (!($res = @ldap_bind($ldap))) {
|
|
845
|
log_error(sprintf(gettext("ERROR! ldap_get_user_ous() could not bind anonymously to server %s."), $ldapname));
|
|
846
|
@ldap_close($ldap);
|
|
847
|
return $ous;
|
|
848
|
}
|
|
849
|
} else if (!($res = @ldap_bind($ldap, $ldapbindun, $ldapbindpw))) {
|
|
850
|
log_error(sprintf(gettext("ERROR! ldap_get_user_ous() could not bind to server %s."), $ldapname));
|
|
851
|
@ldap_close($ldap);
|
|
852
|
return $ous;
|
|
853
|
}
|
|
854
|
|
|
855
|
if ($ldapscope == "one")
|
|
856
|
$ldapfunc = "ldap_list";
|
|
857
|
else
|
|
858
|
$ldapfunc = "ldap_search";
|
|
859
|
|
|
860
|
$search = @$ldapfunc($ldap, $ldapbasedn, $ldapfilter);
|
|
861
|
$info = @ldap_get_entries($ldap, $search);
|
|
862
|
|
|
863
|
if (is_array($info)) {
|
|
864
|
foreach ($info as $inf) {
|
|
865
|
if (!$show_complete_ou) {
|
|
866
|
$inf_split = explode(",", $inf['dn']);
|
|
867
|
$ou = $inf_split[0];
|
|
868
|
$ou = str_replace("OU=","", $ou);
|
|
869
|
$ou = str_replace("CN=","", $ou);
|
|
870
|
} else
|
|
871
|
if($inf['dn'])
|
|
872
|
$ou = $inf['dn'];
|
|
873
|
if($ou)
|
|
874
|
$ous[] = $ou;
|
|
875
|
}
|
|
876
|
}
|
|
877
|
|
|
878
|
@ldap_unbind($ldap);
|
|
879
|
|
|
880
|
return $ous;
|
|
881
|
}
|
|
882
|
|
|
883
|
function ldap_get_groups($username, $authcfg) {
|
|
884
|
global $debug, $config;
|
|
885
|
|
|
886
|
if(!function_exists("ldap_connect"))
|
|
887
|
return;
|
|
888
|
|
|
889
|
if(!$username)
|
|
890
|
return false;
|
|
891
|
|
|
892
|
if(!isset($authcfg['ldap_nostrip_at']) && stristr($username, "@")) {
|
|
893
|
$username_split = explode("@", $username);
|
|
894
|
$username = $username_split[0];
|
|
895
|
}
|
|
896
|
|
|
897
|
if(stristr($username, "\\")) {
|
|
898
|
$username_split = explode("\\", $username);
|
|
899
|
$username = $username_split[0];
|
|
900
|
}
|
|
901
|
|
|
902
|
//log_error("Getting LDAP groups for {$username}.");
|
|
903
|
if ($authcfg) {
|
|
904
|
if (strstr($authcfg['ldap_urltype'], "Standard"))
|
|
905
|
$ldapproto = "ldap";
|
|
906
|
else
|
|
907
|
$ldapproto = "ldaps";
|
|
908
|
$ldapserver = "{$ldapproto}://" . ldap_format_host($authcfg['host']);
|
|
909
|
$ldapport = $authcfg['ldap_port'];
|
|
910
|
if (!empty($ldapport))
|
|
911
|
$ldapserver .= ":{$ldapport}";
|
|
912
|
$ldapbasedn = $authcfg['ldap_basedn'];
|
|
913
|
$ldapbindun = $authcfg['ldap_binddn'];
|
|
914
|
$ldapbindpw = $authcfg['ldap_bindpw'];
|
|
915
|
$ldapauthcont = $authcfg['ldap_authcn'];
|
|
916
|
$ldapnameattribute = strtolower($authcfg['ldap_attr_user']);
|
|
917
|
$ldapgroupattribute = strtolower($authcfg['ldap_attr_member']);
|
|
918
|
$ldapfilter = "({$ldapnameattribute}={$username})";
|
|
919
|
$ldaptype = "";
|
|
920
|
$ldapver = $authcfg['ldap_protver'];
|
|
921
|
if (empty($ldapbindun) || empty($ldapbindpw))
|
|
922
|
$ldapanon = true;
|
|
923
|
else
|
|
924
|
$ldapanon = false;
|
|
925
|
$ldapname = $authcfg['name'];
|
|
926
|
$ldapfallback = false;
|
|
927
|
$ldapscope = $authcfg['ldap_scope'];
|
|
928
|
} else
|
|
929
|
return false;
|
|
930
|
|
|
931
|
$ldapdn = $_SESSION['ldapdn'];
|
|
932
|
|
|
933
|
/*Convert attribute to lowercase. php ldap arrays put everything in lowercase */
|
|
934
|
$ldapgroupattribute = strtolower($ldapgroupattribute);
|
|
935
|
$memberof = array();
|
|
936
|
|
|
937
|
/* Setup CA environment if needed. */
|
|
938
|
ldap_setup_caenv($authcfg);
|
|
939
|
|
|
940
|
/* connect and see if server is up */
|
|
941
|
$error = false;
|
|
942
|
if (!($ldap = ldap_connect($ldapserver)))
|
|
943
|
$error = true;
|
|
944
|
|
|
945
|
if ($error == true) {
|
|
946
|
log_error(sprintf(gettext("ERROR! ldap_get_groups() Could not connect to server %s."), $ldapname));
|
|
947
|
return memberof;
|
|
948
|
}
|
|
949
|
|
|
950
|
ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0);
|
|
951
|
ldap_set_option($ldap, LDAP_OPT_DEREF, LDAP_DEREF_SEARCHING);
|
|
952
|
ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, (int)$ldapver);
|
|
953
|
|
|
954
|
/* bind as user that has rights to read group attributes */
|
|
955
|
$ldapbindun = isset($authcfg['ldap_utf8']) ? utf8_encode($ldapbindun) : $ldapbindun;
|
|
956
|
$ldapbindpw = isset($authcfg['ldap_utf8']) ? utf8_encode($ldapbindpw) : $ldapbindpw;
|
|
957
|
if ($ldapanon == true) {
|
|
958
|
if (!($res = @ldap_bind($ldap))) {
|
|
959
|
log_error(sprintf(gettext("ERROR! ldap_get_groups() could not bind anonymously to server %s."), $ldapname));
|
|
960
|
@ldap_close($ldap);
|
|
961
|
return false;
|
|
962
|
}
|
|
963
|
} else if (!($res = @ldap_bind($ldap, $ldapbindun, $ldapbindpw))) {
|
|
964
|
log_error(sprintf(gettext("ERROR! ldap_get_groups() could not bind to server %s."), $ldapname));
|
|
965
|
@ldap_close($ldap);
|
|
966
|
return memberof;
|
|
967
|
}
|
|
968
|
|
|
969
|
/* get groups from DN found */
|
|
970
|
/* use ldap_read instead of search so we don't have to do a bunch of extra work */
|
|
971
|
/* since we know the DN is in $_SESSION['ldapdn'] */
|
|
972
|
//$search = ldap_read($ldap, $ldapdn, "(objectclass=*)", array($ldapgroupattribute));
|
|
973
|
if ($ldapscope == "one")
|
|
974
|
$ldapfunc = "ldap_list";
|
|
975
|
else
|
|
976
|
$ldapfunc = "ldap_search";
|
|
977
|
|
|
978
|
$search = @$ldapfunc($ldap, $ldapdn, $ldapfilter, array($ldapgroupattribute));
|
|
979
|
$info = @ldap_get_entries($ldap, $search);
|
|
980
|
|
|
981
|
$countem = $info["count"];
|
|
982
|
|
|
983
|
if(is_array($info[0][$ldapgroupattribute])) {
|
|
984
|
/* Iterate through the groups and throw them into an array */
|
|
985
|
foreach ($info[0][$ldapgroupattribute] as $member) {
|
|
986
|
if (stristr($member, "CN=") !== false) {
|
|
987
|
$membersplit = explode(",", $member);
|
|
988
|
$memberof[] = preg_replace("/CN=/i", "", $membersplit[0]);
|
|
989
|
}
|
|
990
|
}
|
|
991
|
}
|
|
992
|
|
|
993
|
/* Time to close LDAP connection */
|
|
994
|
@ldap_unbind($ldap);
|
|
995
|
|
|
996
|
$groups = print_r($memberof,true);
|
|
997
|
|
|
998
|
//log_error("Returning groups ".$groups." for user $username");
|
|
999
|
|
|
1000
|
return $memberof;
|
|
1001
|
}
|
|
1002
|
|
|
1003
|
function ldap_format_host($host) {
|
|
1004
|
return is_ipaddrv6($host) ? "[$host]" : $host ;
|
|
1005
|
}
|
|
1006
|
|
|
1007
|
function ldap_backed($username, $passwd, $authcfg) {
|
|
1008
|
global $debug, $config;
|
|
1009
|
|
|
1010
|
if(!$username)
|
|
1011
|
return;
|
|
1012
|
|
|
1013
|
if(!function_exists("ldap_connect"))
|
|
1014
|
return;
|
|
1015
|
|
|
1016
|
if(!isset($authcfg['ldap_nostrip_at']) && stristr($username, "@")) {
|
|
1017
|
$username_split = explode("@", $username);
|
|
1018
|
$username = $username_split[0];
|
|
1019
|
}
|
|
1020
|
if(stristr($username, "\\")) {
|
|
1021
|
$username_split = explode("\\", $username);
|
|
1022
|
$username = $username_split[0];
|
|
1023
|
}
|
|
1024
|
|
|
1025
|
if ($authcfg) {
|
|
1026
|
if (strstr($authcfg['ldap_urltype'], "Standard"))
|
|
1027
|
$ldapproto = "ldap";
|
|
1028
|
else
|
|
1029
|
$ldapproto = "ldaps";
|
|
1030
|
$ldapserver = "{$ldapproto}://" . ldap_format_host($authcfg['host']);
|
|
1031
|
$ldapport = $authcfg['ldap_port'];
|
|
1032
|
if (!empty($ldapport))
|
|
1033
|
$ldapserver .= ":{$ldapport}";
|
|
1034
|
$ldapbasedn = $authcfg['ldap_basedn'];
|
|
1035
|
$ldapbindun = $authcfg['ldap_binddn'];
|
|
1036
|
$ldapbindpw = $authcfg['ldap_bindpw'];
|
|
1037
|
if (empty($ldapbindun) || empty($ldapbindpw))
|
|
1038
|
$ldapanon = true;
|
|
1039
|
else
|
|
1040
|
$ldapanon = false;
|
|
1041
|
$ldapauthcont = $authcfg['ldap_authcn'];
|
|
1042
|
$ldapnameattribute = strtolower($authcfg['ldap_attr_user']);
|
|
1043
|
$ldapextendedqueryenabled = $authcfg['ldap_extended_enabled'];
|
|
1044
|
$ldapextendedquery = $authcfg['ldap_extended_query'];
|
|
1045
|
$ldapfilter = "";
|
|
1046
|
if(!$ldapextendedqueryenabled)
|
|
1047
|
{
|
|
1048
|
$ldapfilter = "({$ldapnameattribute}={$username})";
|
|
1049
|
}
|
|
1050
|
else
|
|
1051
|
{
|
|
1052
|
$ldapfilter =
|
|
1053
|
"(&({$ldapnameattribute}={$username})({$ldapextendedquery}))";
|
|
1054
|
}
|
|
1055
|
$ldaptype = "";
|
|
1056
|
$ldapver = $authcfg['ldap_protver'];
|
|
1057
|
$ldapname = $authcfg['name'];
|
|
1058
|
$ldapscope = $authcfg['ldap_scope'];
|
|
1059
|
} else
|
|
1060
|
return false;
|
|
1061
|
|
|
1062
|
/* first check if there is even an LDAP server populated */
|
|
1063
|
if(!$ldapserver) {
|
|
1064
|
if ($ldapfallback) {
|
|
1065
|
log_error(gettext("ERROR! ldap_backed() called with no LDAP authentication server defined. Defaulting to local user database. Visit System -> User Manager."));
|
|
1066
|
return local_backed($username, $passwd);
|
|
1067
|
} else
|
|
1068
|
log_error(gettext("ERROR! ldap_backed() called with no LDAP authentication server defined."));
|
|
1069
|
|
|
1070
|
return false;
|
|
1071
|
}
|
|
1072
|
|
|
1073
|
/* Setup CA environment if needed. */
|
|
1074
|
ldap_setup_caenv($authcfg);
|
|
1075
|
|
|
1076
|
ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0);
|
|
1077
|
ldap_set_option($ldap, LDAP_OPT_DEREF, LDAP_DEREF_SEARCHING);
|
|
1078
|
ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, (int)$ldapver);
|
|
1079
|
|
|
1080
|
/* Make sure we can connect to LDAP */
|
|
1081
|
$error = false;
|
|
1082
|
if (!($ldap = ldap_connect($ldapserver)))
|
|
1083
|
$error = true;
|
|
1084
|
|
|
1085
|
if ($error == true) {
|
|
1086
|
log_error(sprintf(gettext("ERROR! Could not connect to server %s."), $ldapname));
|
|
1087
|
return false;
|
|
1088
|
}
|
|
1089
|
|
|
1090
|
/* ok, its up. now, lets bind as the bind user so we can search it */
|
|
1091
|
$error = false;
|
|
1092
|
$ldapbindun = isset($authcfg['ldap_utf8']) ? utf8_encode($ldapbindun) : $ldapbindun;
|
|
1093
|
$ldapbindpw = isset($authcfg['ldap_utf8']) ? utf8_encode($ldapbindpw) : $ldapbindpw;
|
|
1094
|
if ($ldapanon == true) {
|
|
1095
|
if (!($res = @ldap_bind($ldap)))
|
|
1096
|
$error = true;
|
|
1097
|
} else if (!($res = @ldap_bind($ldap, $ldapbindun, $ldapbindpw)))
|
|
1098
|
$error = true;
|
|
1099
|
|
|
1100
|
if ($error == true) {
|
|
1101
|
@ldap_close($ldap);
|
|
1102
|
log_error(sprintf(gettext("ERROR! Could not bind to server %s."), $ldapname));
|
|
1103
|
return false;
|
|
1104
|
}
|
|
1105
|
|
|
1106
|
/* Get LDAP Authcontainers and split em up. */
|
|
1107
|
$ldac_splits = explode(";", $ldapauthcont);
|
|
1108
|
|
|
1109
|
/* setup the usercount so we think we havn't found anyone yet */
|
|
1110
|
$usercount = 0;
|
|
1111
|
|
|
1112
|
/*****************************************************************/
|
|
1113
|
/* We First find the user based on username and filter */
|
|
1114
|
/* Then, once we find the first occurance of that person */
|
|
1115
|
/* We set seesion variables to ponit to the OU and DN of the */
|
|
1116
|
/* Person. To later be used by ldap_get_groups. */
|
|
1117
|
/* that way we don't have to search twice. */
|
|
1118
|
/*****************************************************************/
|
|
1119
|
if ($debug)
|
|
1120
|
log_auth(sprintf(gettext("Now Searching for %s in directory."), $username));
|
|
1121
|
/* Iterate through the user containers for search */
|
|
1122
|
foreach ($ldac_splits as $i => $ldac_split) {
|
|
1123
|
$ldac_split = isset($authcfg['ldap_utf8']) ? utf8_encode($ldac_split) : $ldac_split;
|
|
1124
|
$ldapfilter = isset($authcfg['ldap_utf8']) ? utf8_encode($ldapfilter) : $ldapfilter;
|
|
1125
|
$ldapsearchbasedn = isset($authcfg['ldap_utf8']) ? utf8_encode("{$ldac_split},{$ldapbasedn}") : "{$ldac_split},{$ldapbasedn}";
|
|
1126
|
/* Make sure we just use the first user we find */
|
|
1127
|
if ($debug)
|
|
1128
|
log_auth(sprintf(gettext('Now Searching in server %1$s, container %2$s with filter %3$s.'), $ldapname, utf8_decode($ldac_split), utf8_decode($ldapfilter)));
|
|
1129
|
if ($ldapscope == "one")
|
|
1130
|
$ldapfunc = "ldap_list";
|
|
1131
|
else
|
|
1132
|
$ldapfunc = "ldap_search";
|
|
1133
|
/* Support legacy auth container specification. */
|
|
1134
|
if (stristr($ldac_split, "DC=") || empty($ldapbasedn))
|
|
1135
|
$search = @$ldapfunc($ldap,$ldac_split,$ldapfilter);
|
|
1136
|
else
|
|
1137
|
$search = @$ldapfunc($ldap,$ldapsearchbasedn,$ldapfilter);
|
|
1138
|
if (!$search) {
|
|
1139
|
log_error(sprintf(gettext("Search resulted in error: %s"), ldap_error($ldap)));
|
|
1140
|
continue;
|
|
1141
|
}
|
|
1142
|
$info = ldap_get_entries($ldap,$search);
|
|
1143
|
$matches = $info['count'];
|
|
1144
|
if ($matches == 1){
|
|
1145
|
$userdn = $_SESSION['ldapdn'] = $info[0]['dn'];
|
|
1146
|
$_SESSION['ldapou'] = $ldac_split[$i];
|
|
1147
|
$_SESSION['ldapon'] = "true";
|
|
1148
|
$usercount = 1;
|
|
1149
|
break;
|
|
1150
|
}
|
|
1151
|
}
|
|
1152
|
|
|
1153
|
if ($usercount != 1){
|
|
1154
|
@ldap_unbind($ldap);
|
|
1155
|
log_error(gettext("ERROR! Either LDAP search failed, or multiple users were found."));
|
|
1156
|
return false;
|
|
1157
|
}
|
|
1158
|
|
|
1159
|
/* Now lets bind as the user we found */
|
|
1160
|
$passwd = isset($authcfg['ldap_utf8']) ? utf8_encode($passwd) : $passwd;
|
|
1161
|
if (!($res = @ldap_bind($ldap, $userdn, $passwd))) {
|
|
1162
|
log_error(sprintf(gettext('ERROR! Could not login to server %1$s as user %2$s: %3$s'), $ldapname, $username, ldap_error($ldap)));
|
|
1163
|
@ldap_unbind($ldap);
|
|
1164
|
return false;
|
|
1165
|
}
|
|
1166
|
|
|
1167
|
if ($debug) {
|
|
1168
|
$userdn = isset($authcfg['ldap_utf8']) ? utf8_decode($userdn) : $userdn;
|
|
1169
|
log_auth(sprintf(gettext('Logged in successfully as %1$s via LDAP server %2$s with DN = %3$s.'), $username, $ldapname, $userdn));
|
|
1170
|
}
|
|
1171
|
|
|
1172
|
/* At this point we are bound to LDAP so the user was auth'd okay. Close connection. */
|
|
1173
|
@ldap_unbind($ldap);
|
|
1174
|
|
|
1175
|
return true;
|
|
1176
|
}
|
|
1177
|
|
|
1178
|
function radius_backed($username, $passwd, $authcfg, &$attributes = array()) {
|
|
1179
|
global $debug, $config;
|
|
1180
|
$ret = false;
|
|
1181
|
|
|
1182
|
require_once("radius.inc");
|
|
1183
|
|
|
1184
|
$rauth = new Auth_RADIUS_PAP($username, $passwd);
|
|
1185
|
if ($authcfg) {
|
|
1186
|
$radiusservers = array();
|
|
1187
|
$radiusservers[0]['ipaddr'] = $authcfg['host'];
|
|
1188
|
$radiusservers[0]['port'] = $authcfg['radius_auth_port'];
|
|
1189
|
$radiusservers[0]['sharedsecret'] = $authcfg['radius_secret'];
|
|
1190
|
$radiusservers[0]['timeout'] = $authcfg['radius_timeout'];
|
|
1191
|
} else
|
|
1192
|
return false;
|
|
1193
|
|
|
1194
|
/* Add a new servers to our instance */
|
|
1195
|
foreach ($radiusservers as $radsrv) {
|
|
1196
|
$timeout = (is_numeric($radsrv['timeout'])) ? $radsrv['timeout'] : 5;
|
|
1197
|
$rauth->addServer($radsrv['ipaddr'], $radsrv['port'], $radsrv['sharedsecret'], $timeout);
|
|
1198
|
}
|
|
1199
|
|
|
1200
|
if (PEAR::isError($rauth->start())) {
|
|
1201
|
$retvalue['auth_val'] = 1;
|
|
1202
|
$retvalue['error'] = $rauth->getError();
|
|
1203
|
if ($debug)
|
|
1204
|
printf(gettext("Radius start: %s<br>\n"), $retvalue['error']);
|
|
1205
|
}
|
|
1206
|
|
|
1207
|
// XXX - billm - somewhere in here we need to handle securid challenge/response
|
|
1208
|
|
|
1209
|
/* Send request */
|
|
1210
|
$result = $rauth->send();
|
|
1211
|
if (PEAR::isError($result)) {
|
|
1212
|
$retvalue['auth_val'] = 1;
|
|
1213
|
$retvalue['error'] = $result->getMessage();
|
|
1214
|
if ($debug)
|
|
1215
|
printf(gettext("Radius send failed: %s<br>\n"), $retvalue['error']);
|
|
1216
|
} else if ($result === true) {
|
|
1217
|
if ($rauth->getAttributes())
|
|
1218
|
$attributes = $rauth->listAttributes();
|
|
1219
|
$retvalue['auth_val'] = 2;
|
|
1220
|
if ($debug)
|
|
1221
|
printf(gettext("Radius Auth succeeded")."<br>\n");
|
|
1222
|
$ret = true;
|
|
1223
|
} else {
|
|
1224
|
$retvalue['auth_val'] = 3;
|
|
1225
|
if ($debug)
|
|
1226
|
printf(gettext("Radius Auth rejected")."<br>\n");
|
|
1227
|
}
|
|
1228
|
|
|
1229
|
// close OO RADIUS_AUTHENTICATION
|
|
1230
|
$rauth->close();
|
|
1231
|
|
|
1232
|
return $ret;
|
|
1233
|
}
|
|
1234
|
|
|
1235
|
function get_user_expiration_date($username) {
|
|
1236
|
$user = getUserEntry($username);
|
|
1237
|
if ($user['expires'])
|
|
1238
|
return $user['expires'];
|
|
1239
|
}
|
|
1240
|
|
|
1241
|
function is_account_expired($username) {
|
|
1242
|
$expirydate = get_user_expiration_date($username);
|
|
1243
|
if ($expirydate) {
|
|
1244
|
if (strtotime("-1 day") > strtotime(date("m/d/Y",strtotime($expirydate))))
|
|
1245
|
return true;
|
|
1246
|
}
|
|
1247
|
|
|
1248
|
return false;
|
|
1249
|
}
|
|
1250
|
|
|
1251
|
function is_account_disabled($username) {
|
|
1252
|
$user = getUserEntry($username);
|
|
1253
|
if (isset($user['disabled']))
|
|
1254
|
return true;
|
|
1255
|
|
|
1256
|
return false;
|
|
1257
|
}
|
|
1258
|
|
|
1259
|
function auth_get_authserver($name) {
|
|
1260
|
global $config;
|
|
1261
|
|
|
1262
|
if (is_array($config['system']['authserver'])) {
|
|
1263
|
foreach ($config['system']['authserver'] as $authcfg) {
|
|
1264
|
if ($authcfg['name'] == $name)
|
|
1265
|
return $authcfg;
|
|
1266
|
}
|
|
1267
|
}
|
|
1268
|
if ($name == "Local Database")
|
|
1269
|
return array("name" => gettext("Local Database"), "type" => "Local Auth", "host" => $config['system']['hostname']);
|
|
1270
|
}
|
|
1271
|
|
|
1272
|
function auth_get_authserver_list() {
|
|
1273
|
global $config;
|
|
1274
|
|
|
1275
|
$list = array();
|
|
1276
|
|
|
1277
|
if (is_array($config['system']['authserver'])) {
|
|
1278
|
foreach ($config['system']['authserver'] as $authcfg) {
|
|
1279
|
/* Add support for disabled entries? */
|
|
1280
|
$list[$authcfg['name']] = $authcfg;
|
|
1281
|
}
|
|
1282
|
}
|
|
1283
|
|
|
1284
|
$list["Local Database"] = array( "name" => gettext("Local Database"), "type" => "Local Auth", "host" => $config['system']['hostname']);
|
|
1285
|
return $list;
|
|
1286
|
}
|
|
1287
|
|
|
1288
|
function getUserGroups($username, $authcfg) {
|
|
1289
|
global $config;
|
|
1290
|
|
|
1291
|
$allowed_groups = array();
|
|
1292
|
|
|
1293
|
switch($authcfg['type']) {
|
|
1294
|
case 'ldap':
|
|
1295
|
$allowed_groups = @ldap_get_groups($username, $authcfg);
|
|
1296
|
break;
|
|
1297
|
case 'radius':
|
|
1298
|
break;
|
|
1299
|
default:
|
|
1300
|
$user = getUserEntry($username);
|
|
1301
|
$allowed_groups = @local_user_get_groups($user, true);
|
|
1302
|
break;
|
|
1303
|
}
|
|
1304
|
|
|
1305
|
$member_groups = array();
|
|
1306
|
if (is_array($config['system']['group'])) {
|
|
1307
|
foreach ($config['system']['group'] as $group)
|
|
1308
|
if (in_array($group['name'], $allowed_groups))
|
|
1309
|
$member_groups[] = $group['name'];
|
|
1310
|
}
|
|
1311
|
|
|
1312
|
return $member_groups;
|
|
1313
|
}
|
|
1314
|
|
|
1315
|
function authenticate_user($username, $password, $authcfg = NULL, &$attributes = array()) {
|
|
1316
|
|
|
1317
|
if (!$authcfg) {
|
|
1318
|
return local_backed($username, $password);
|
|
1319
|
}
|
|
1320
|
|
|
1321
|
$authenticated = false;
|
|
1322
|
switch($authcfg['type']) {
|
|
1323
|
case 'ldap':
|
|
1324
|
if (ldap_backed($username, $password, $authcfg))
|
|
1325
|
$authenticated = true;
|
|
1326
|
break;
|
|
1327
|
case 'radius':
|
|
1328
|
if (radius_backed($username, $password, $authcfg, $attributes))
|
|
1329
|
$authenticated = true;
|
|
1330
|
break;
|
|
1331
|
default:
|
|
1332
|
/* lookup user object by name */
|
|
1333
|
if (local_backed($username, $password))
|
|
1334
|
$authenticated = true;
|
|
1335
|
break;
|
|
1336
|
}
|
|
1337
|
|
|
1338
|
return $authenticated;
|
|
1339
|
}
|
|
1340
|
|
|
1341
|
function session_auth() {
|
|
1342
|
global $HTTP_SERVER_VARS, $config, $_SESSION, $page;
|
|
1343
|
|
|
1344
|
// Handle HTTPS httponly and secure flags
|
|
1345
|
if($config['system']['webgui']['protocol'] == "https") {
|
|
1346
|
$currentCookieParams = session_get_cookie_params();
|
|
1347
|
session_set_cookie_params(
|
|
1348
|
$currentCookieParams["lifetime"],
|
|
1349
|
$currentCookieParams["path"],
|
|
1350
|
NULL,
|
|
1351
|
true,
|
|
1352
|
true
|
|
1353
|
);
|
|
1354
|
}
|
|
1355
|
|
|
1356
|
if (!session_id())
|
|
1357
|
session_start();
|
|
1358
|
|
|
1359
|
/* Validate incoming login request */
|
|
1360
|
if (isset($_POST['login']) && !empty($_POST['usernamefld']) && !empty($_POST['passwordfld'])) {
|
|
1361
|
$authcfg = auth_get_authserver($config['system']['webgui']['authmode']);
|
|
1362
|
if (authenticate_user($_POST['usernamefld'], $_POST['passwordfld'], $authcfg) ||
|
|
1363
|
authenticate_user($_POST['usernamefld'], $_POST['passwordfld'])) {
|
|
1364
|
session_regenerate_id();
|
|
1365
|
$_SESSION['Logged_In'] = "True";
|
|
1366
|
$_SESSION['Username'] = $_POST['usernamefld'];
|
|
1367
|
$_SESSION['last_access'] = time();
|
|
1368
|
if(! isset($config['system']['webgui']['quietlogin'])) {
|
|
1369
|
log_auth(sprintf(gettext("Successful login for user '%1\$s' from: %2\$s"), $_POST['usernamefld'], $_SERVER['REMOTE_ADDR']));
|
|
1370
|
}
|
|
1371
|
$HTTP_SERVER_VARS['AUTH_USER'] = $_SESSION['Username'];
|
|
1372
|
if (isset($_POST['postafterlogin']))
|
|
1373
|
return true;
|
|
1374
|
else {
|
|
1375
|
if (empty($page))
|
|
1376
|
$page = "/";
|
|
1377
|
header("Location: {$page}");
|
|
1378
|
}
|
|
1379
|
exit;
|
|
1380
|
} else {
|
|
1381
|
/* give the user an error message */
|
|
1382
|
$_SESSION['Login_Error'] = "Username or Password incorrect";
|
|
1383
|
log_auth("webConfigurator authentication error for '{$_POST['usernamefld']}' from {$_SERVER['REMOTE_ADDR']}");
|
|
1384
|
if(isAjax()) {
|
|
1385
|
echo "showajaxmessage('{$_SESSION['Login_Error']}');";
|
|
1386
|
return;
|
|
1387
|
}
|
|
1388
|
}
|
|
1389
|
}
|
|
1390
|
|
|
1391
|
/* Show login page if they aren't logged in */
|
|
1392
|
if (empty($_SESSION['Logged_In']))
|
|
1393
|
return false;
|
|
1394
|
|
|
1395
|
/* If session timeout isn't set, we don't mark sessions stale */
|
|
1396
|
if (!isset($config['system']['webgui']['session_timeout'])) {
|
|
1397
|
/* Default to 4 hour timeout if one is not set */
|
|
1398
|
if ($_SESSION['last_access'] < (time() - 14400)) {
|
|
1399
|
$_GET['logout'] = true;
|
|
1400
|
$_SESSION['Logout'] = true;
|
|
1401
|
} else
|
|
1402
|
$_SESSION['last_access'] = time();
|
|
1403
|
} else if (intval($config['system']['webgui']['session_timeout']) == 0) {
|
|
1404
|
/* only update if it wasn't ajax */
|
|
1405
|
if (!isAjax())
|
|
1406
|
$_SESSION['last_access'] = time();
|
|
1407
|
} else {
|
|
1408
|
/* Check for stale session */
|
|
1409
|
if ($_SESSION['last_access'] < (time() - ($config['system']['webgui']['session_timeout'] * 60))) {
|
|
1410
|
$_GET['logout'] = true;
|
|
1411
|
$_SESSION['Logout'] = true;
|
|
1412
|
} else {
|
|
1413
|
/* only update if it wasn't ajax */
|
|
1414
|
if (!isAjax())
|
|
1415
|
$_SESSION['last_access'] = time();
|
|
1416
|
}
|
|
1417
|
}
|
|
1418
|
|
|
1419
|
/* user hit the logout button */
|
|
1420
|
if (isset($_GET['logout'])) {
|
|
1421
|
|
|
1422
|
if ($_SESSION['Logout'])
|
|
1423
|
log_error(sprintf(gettext("Session timed out for user '%1\$s' from: %2\$s"), $_SESSION['Username'], $_SERVER['REMOTE_ADDR']));
|
|
1424
|
else
|
|
1425
|
log_error(sprintf(gettext("User logged out for user '%1\$s' from: %2\$s"), $_SESSION['Username'], $_SERVER['REMOTE_ADDR']));
|
|
1426
|
|
|
1427
|
/* wipe out $_SESSION */
|
|
1428
|
$_SESSION = array();
|
|
1429
|
|
|
1430
|
if (isset($_COOKIE[session_name()]))
|
|
1431
|
setcookie(session_name(), '', time()-42000, '/');
|
|
1432
|
|
|
1433
|
/* and destroy it */
|
|
1434
|
session_destroy();
|
|
1435
|
|
|
1436
|
$scriptName = explode("/", $_SERVER["SCRIPT_FILENAME"]);
|
|
1437
|
$scriptElms = count($scriptName);
|
|
1438
|
$scriptName = $scriptName[$scriptElms-1];
|
|
1439
|
|
|
1440
|
if (isAjax())
|
|
1441
|
return false;
|
|
1442
|
|
|
1443
|
/* redirect to page the user is on, it'll prompt them to login again */
|
|
1444
|
Header("Location: {$scriptName}");
|
|
1445
|
|
|
1446
|
return false;
|
|
1447
|
}
|
|
1448
|
|
|
1449
|
/*
|
|
1450
|
* this is for debugging purpose if you do not want to use Ajax
|
|
1451
|
* to submit a HTML form. It basically diables the observation
|
|
1452
|
* of the submit event and hence does not trigger Ajax.
|
|
1453
|
*/
|
|
1454
|
if ($_GET['disable_ajax'])
|
|
1455
|
$_SESSION['NO_AJAX'] = "True";
|
|
1456
|
|
|
1457
|
/*
|
|
1458
|
* Same to re-enable Ajax.
|
|
1459
|
*/
|
|
1460
|
if ($_GET['enable_ajax'])
|
|
1461
|
unset($_SESSION['NO_AJAX']);
|
|
1462
|
|
|
1463
|
$HTTP_SERVER_VARS['AUTH_USER'] = $_SESSION['Username'];
|
|
1464
|
return true;
|
|
1465
|
}
|
|
1466
|
|
|
1467
|
?>
|