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<?php
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/* $Id$ */
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/*
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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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*/
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require_once("functions.inc");
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$groupindex = index_groups();
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$userindex = index_users();
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function logout_session() {
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global $_SESSION;
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if (hasLockAbility($_SESSION['Username'])) {
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unlink_if_exists("{$g['tmp_path']}/webconfigurator.lock");
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}
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/* wipe out $_SESSION */
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$_SESSION = array();
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/* and destroy it */
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session_destroy();
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$scriptName = split("/", $_SERVER["SCRIPT_FILENAME"]);
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$scriptElms = count($scriptName);
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$scriptName = $scriptName[$scriptElms-1];
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}
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function getAllowedGroups($logged_in_user) {
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global $g, $config;
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if(!function_exists("ldap_connect"))
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return;
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$allowed = array();
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$allowed_groups = array();
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$ldapon = $_SESSION['ldapon'];
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//log_error("Getting groups for {$logged_in_user}.");
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$local_user = false;
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//log_error("Local_user = {$local_user}");
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foreach($config['system']['user'] as $username)
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if($username['name'] == $logged_in_user)
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$local_user = true;
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/* return ldap groups if we are in ldap mode */
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if($config['system']['webgui']['backend'] == "ldap" && $local_user == false) {
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//log_error("Calling LDAP_GET_GROUPS from the first section");
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$allowed_groups = ldap_get_groups($logged_in_user);
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$fdny = fopen("/tmp/groups","w");
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fwrite($fdny, print_r($allowed, true));
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fclose($fdny);
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$allowed = array();
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if(is_array($config['system']['group']) && is_array($allowed_groups)) {
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foreach($config['system']['group'] as $group) {
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if(in_array($group['name'], $allowed_groups)) {
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foreach($group['pages'] as $page) {
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$allowed[] = $page;
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}
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}
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}
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}
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return $allowed;
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}
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if($config['system']['webgui']['backend'] == "ldapother" && $local_user == false) {
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//log_error("Calling LDAP_GET_GROUPS from the first section");
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$allowed_groups = ldap_get_groups($logged_in_user);
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$fdny = fopen("/tmp/groups","w");
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fwrite($fdny, print_r($allowed, true));
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fclose($fdny);
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$allowed = array();
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if(is_array($config['system']['group']) && is_array($allowed_groups)) {
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foreach($config['system']['group'] as $group) {
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if(in_array($group['name'], $allowed_groups)) {
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foreach($group['pages'] as $page) {
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$allowed[] = $page;
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}
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}
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}
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}
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return $allowed;
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}
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$final_allowed = array();
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foreach($config['system']['user'] as $username) {
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if($username['name'] == $logged_in_user)
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$allowed_groups = explode(",", $username['groupname']);
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}
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foreach($config['system']['group'] as $group) {
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if(in_array($group['name'], $allowed_groups)) {
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foreach($group['pages'] as $page) {
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$allowed[] = $page;
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}
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}
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}
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return $allowed;
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}
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function &getSystemAdminNames() {
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global $config, $g, $userindex;
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$adminUsers = array();
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if (is_array($config['system']['user'])) {
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foreach($config['system']['user'] as $user){
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if (isSystemAdmin($user['name'])) {
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$adminUsers[] = $user['name'];
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}
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}
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}
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return $adminUsers;
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}
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function &getSystemPrivs() {
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global $g;
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$privs = array();
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$privs[] = array("id" => "lockwc",
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"name" => "Lock webConfigurator",
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"desc" => "Indicates whether this user will lock access to " .
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"the webConfigurator for other users.");
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$privs[] = array("id" => "lock-ipages",
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"name" => "Lock individual pages",
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"desc" => "Indicates whether this user will lock individual " .
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"HTML pages after having accessed a particular page" .
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"(the lock will be freed if the user leaves or " .
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"saves the page form).");
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$privs[] = array("id" => "hasshell",
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"name" => "Has shell access",
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"desc" => "Indicates whether this user is able to login for " .
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"example via SSH.");
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$privs[] = array("id" => "copyfiles",
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"name" => "Is allowed to copy files",
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"desc" => "Indicates whether this user is allowed to copy files " .
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"onto the {$g['product_name']} appliance via SCP/SFTP. " .
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"If you are going to use this privilege, you must install " .
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"scponly on the appliance (Hint: pkg_add -r scponly).");
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$privs[] = array("id" => "isroot",
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"name" => "Is root user",
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"desc" => "This user is associated with the UNIX root user " .
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"(you should associate this privilege only with one " .
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"single user).");
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return $privs;
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}
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function assignUID($username = "") {
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global $userindex, $config, $g;
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if ($username == "") { return; }
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$nextuid = $config['system']['nextuid'];
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$user =& $config['system']['user'][$userindex[$username]];
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if (empty($user['uid'])) {
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$user['uid'] = $nextuid;
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$nextuid++;
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$config['system']['nextuid'] = $nextuid;
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write_config();
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return $user;
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}
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}
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function assignGID($groupname = "") {
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global $groupindex, $config, $g;
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if ($groupname == "") { return; }
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$nextgid = $config['system']['nextgid'];
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$group =& $config['system']['group'][$groupindex[$groupname]];
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if (empty($group['gid'])) {
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$group['gid'] = $nextgid;
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$nextgid++;
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$config['system']['nextgid'] = $nextgid;
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write_config();
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return $group;
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}
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}
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function hasPrivilege($user, $privid = "") {
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global $userindex, $config, $g;
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if ($privid == "" || ! isset($userindex[$user])) { return 0; }
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$privs = &$config['system']['user'][$userindex[$user]]['priv'];
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if (is_array($privs)) {
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foreach($privs as $priv){
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if ($priv['id'] == $privid) {
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return 1;
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}
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}
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}
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return 0;
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}
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function isAllowedToCopyFiles($username) {
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global $userindex, $config, $g;
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if ($username == "") { return 0; }
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return hasPrivilege($username, "copyfiles");
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}
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function hasLockAbility($username) {
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global $userindex, $config, $g;
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if ($username == "") { return 0; }
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return hasPrivilege($username, "lockwc");
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}
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function hasPageLockAbility($username) {
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global $userindex, $config, $g;
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if ($username == "") { return 0; }
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return hasPrivilege($username, "lock-ipages");
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}
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function hasShellAccess($username) {
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global $userindex, $config, $g;
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if ($username == "") { return 0; }
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return hasPrivilege($username, "hasshell");
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}
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function isUNIXRoot($username = "") {
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global $userindex, $config;
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if ($username == "") { return 0; }
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if (isSystemAdmin($username)) {
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return hasPrivilege($username, "isroot");
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}
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return 0;
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}
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function setUserFullName($name = "", $new_name = "") {
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global $config, $g, $userindex;
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if ($name == "" || $new_name == "") { return; }
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$user = &$config['system']['user'][$userindex[$name]];
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$user['fullname'] = $new_name;
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}
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function setUserName($name = "", $new_name = "") {
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global $config, $g, $userindex;
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if ($name == "" || $new_name == "") { return; }
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$user = &$config['system']['user'][$userindex[$name]];
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$user['name'] = $new_name;
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}
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function setUserPWD($name = "", $password = "") {
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global $config, $g, $userindex;
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if ($name == "" || $password == "") { return; }
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$user = &$config['system']['user'][$userindex[$name]];
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$user['password'] = crypt($password);
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}
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function setUserGroupName($name = "", $new_name = "") {
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global $config, $g, $userindex;
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if ($name == "" || $new_name == "") { return; }
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$user = &$config['system']['user'][$userindex[$name]];
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$user['groupname'] = $new_name;
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}
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function setUserType($name = "", $new_type = "") {
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global $config, $g, $userindex;
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if ($name == "" || $new_type == "") { return; }
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$user = &$config['system']['user'][$userindex[$name]];
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$user['scope'] = $new_type;
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}
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332
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function getUNIXRoot() {
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global $config, $g, $userindex;
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334
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335
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if (is_array($config['system']['user'])) {
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336
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foreach($config['system']['user'] as $user){
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337
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if (isUNIXRoot($user['name'])) {
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$root = &$config['system']['user'][$userindex[$user['name']]];
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return $root;
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340
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}
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341
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}
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342
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}
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343
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344
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return NULL;
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345
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}
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346
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347
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function getUNIXRootName() {
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348
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global $config, $g, $userindex;
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349
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350
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if (is_array($config['system']['user'])) {
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351
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foreach($config['system']['user'] as $user){
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352
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if (isUNIXRoot($user['name'])) {
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return $user['name'];
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354
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}
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}
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356
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}
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357
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358
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return NULL;
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359
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}
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360
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361
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function getGroupHomePage($group = "") {
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362
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global $groupindex, $config, $g;
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363
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364
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if ($group == "") { return ""; }
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365
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366
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$page = $config['system']['group'][$groupindex[$group]]['home'];
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367
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if(empty($page)) { $page = ""; }
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368
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return $page;
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369
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}
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370
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371
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function isSystemAdmin($username = "") {
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372
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global $groupindex, $userindex, $config, $g, $_SESSION;
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373
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374
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if($_SESSION['isSystemAdmin'])
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375
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return $_SESSION['isSystemAdmin'];
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376
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377
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if(!function_exists("ldap_connect"))
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378
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return;
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379
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380
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if ($username == "") {
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381
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$_SESSION['isSystemAdmin'] = false;
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382
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return 0;
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383
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}
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384
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385
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$gname = $config['system']['group'][$groupindex[$config['system']['user'][$userindex[$username]]['groupname']]]['name'];
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386
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387
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if (isset($gname)) {
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388
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$_SESSION['isSystemAdmin'] = $gname === $g["admin_group"];
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389
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return ($gname === $g["admin_group"]);
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390
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}
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391
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392
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$_SESSION['isSystemAdmin'] = false;
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393
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394
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return 0;
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|
395
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}
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|
396
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|
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397
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function getRealName($username = "") {
|
|
398
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global $userindex, $config;
|
|
399
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|
|
400
|
if ($username == "") { return ""; }
|
|
401
|
|
|
402
|
return $config['system']['user'][$userindex[$username]]['fullname'];
|
|
403
|
|
|
404
|
}
|
|
405
|
|
|
406
|
function basic_auth($backing) {
|
|
407
|
global $HTTP_SERVER_VARS;
|
|
408
|
|
|
409
|
/* Check for AUTH_USER */
|
|
410
|
if ($HTTP_SERVER_VARS['PHP_AUTH_USER'] <> "") {
|
|
411
|
$HTTP_SERVER_VARS['AUTH_USER'] = $HTTP_SERVER_VARS['PHP_AUTH_USER'];
|
|
412
|
$HTTP_SERVER_VARS['AUTH_PW'] = $HTTP_SERVER_VARS['PHP_AUTH_PW'];
|
|
413
|
}
|
|
414
|
if (!isset($HTTP_SERVER_VARS['AUTH_USER'])) {
|
|
415
|
require_once("authgui.inc");
|
|
416
|
header("WWW-Authenticate: Basic realm=\".\"");
|
|
417
|
header("HTTP/1.0 401 Unauthorized");
|
|
418
|
display_error_form("401", gettext("You must enter valid credentials to access this resource."));
|
|
419
|
exit;
|
|
420
|
} else {
|
|
421
|
return $backing($HTTP_SERVER_VARS['AUTH_USER'],$HTTP_SERVER_VARS['AUTH_PW']);
|
|
422
|
}
|
|
423
|
}
|
|
424
|
|
|
425
|
function session_auth($backing) {
|
|
426
|
global $g, $HTTP_SERVER_VARS, $userindex, $config;
|
|
427
|
|
|
428
|
session_start();
|
|
429
|
|
|
430
|
/* Validate incoming login request */
|
|
431
|
if (isset($_POST['login'])) {
|
|
432
|
if ($backing($_POST['usernamefld'], $_POST['passwordfld'])) {
|
|
433
|
$_SESSION['Logged_In'] = "True";
|
|
434
|
$_SESSION['Username'] = $_POST['usernamefld'];
|
|
435
|
$_SESSION['last_access'] = time();
|
|
436
|
log_error("Successful login for user '{$_POST['usernamefld']}' from: {$_SERVER['REMOTE_ADDR']}");
|
|
437
|
} else {
|
|
438
|
/* give the user a more detailed error message */
|
|
439
|
if (isset($userindex[$_POST['usernamefld']])) {
|
|
440
|
$_SESSION['Login_Error'] = "Username or Password incorrect";
|
|
441
|
log_error("Wrong password entered for user '{$_POST['usernamefld']}' from: {$_SERVER['REMOTE_ADDR']}");
|
|
442
|
if(isAjax()) {
|
|
443
|
echo "showajaxmessage('{$_SESSION['Login_Error']}');";
|
|
444
|
return;
|
|
445
|
}
|
|
446
|
} else {
|
|
447
|
$_SESSION['Login_Error'] = "Username or Password incorrect";
|
|
448
|
log_error("Attempted login for invalid user '{$_POST['usernamefld']}' from: {$_SERVER['REMOTE_ADDR']}");
|
|
449
|
if(isAjax()) {
|
|
450
|
echo "showajaxmessage('{$_SESSION['Login_Error']}');";
|
|
451
|
return;
|
|
452
|
}
|
|
453
|
}
|
|
454
|
}
|
|
455
|
}
|
|
456
|
|
|
457
|
/* Show login page if they aren't logged in */
|
|
458
|
if (empty($_SESSION['Logged_In'])) {
|
|
459
|
/* Don't display login forms to AJAX */
|
|
460
|
if (isAjax())
|
|
461
|
return false;
|
|
462
|
require_once("authgui.inc");
|
|
463
|
display_login_form();
|
|
464
|
return false;
|
|
465
|
} else {
|
|
466
|
/* If session timeout isn't set, we don't mark sessions stale */
|
|
467
|
if (!isset($config['system']['webgui']['session_timeout']) or
|
|
468
|
$config['system']['webgui']['session_timeout'] == 0 or
|
|
469
|
$config['system']['webgui']['session_timeout'] == "")
|
|
470
|
$_SESSION['last_access'] = time();
|
|
471
|
else
|
|
472
|
/* Check for stale session */
|
|
473
|
if ($_SESSION['last_access'] < (time() - ($config['system']['webgui']['session_timeout'] * 60))) {
|
|
474
|
$_GET['logout'] = true;
|
|
475
|
$_SESSION['Logout'] = true;
|
|
476
|
} else
|
|
477
|
/* only update if it wasn't ajax */
|
|
478
|
if (!isAjax())
|
|
479
|
$_SESSION['last_access'] = time();
|
|
480
|
|
|
481
|
/* user hit the logout button */
|
|
482
|
if (isset($_GET['logout'])) {
|
|
483
|
if ($_SESSION['Logout'])
|
|
484
|
log_error("Session timed out for user '{$_SESSION['Username']}' from: {$_SERVER['REMOTE_ADDR']}");
|
|
485
|
else
|
|
486
|
log_error("User logged out for user '{$_SESSION['Username']}' from: {$_SERVER['REMOTE_ADDR']}");
|
|
487
|
|
|
488
|
if (hasLockAbility($_SESSION['Username'])) {
|
|
489
|
unlink_if_exists("{$g['tmp_path']}/webconfigurator.lock");
|
|
490
|
}
|
|
491
|
|
|
492
|
/* wipe out $_SESSION */
|
|
493
|
$_SESSION = array();
|
|
494
|
|
|
495
|
if (isset($_COOKIE[session_name()])) {
|
|
496
|
setcookie(session_name(), '', time()-42000, '/');
|
|
497
|
}
|
|
498
|
|
|
499
|
/* and destroy it */
|
|
500
|
session_destroy();
|
|
501
|
|
|
502
|
$scriptName = split("/", $_SERVER["SCRIPT_FILENAME"]);
|
|
503
|
$scriptElms = count($scriptName);
|
|
504
|
$scriptName = $scriptName[$scriptElms-1];
|
|
505
|
|
|
506
|
if (isAjax())
|
|
507
|
return false;
|
|
508
|
|
|
509
|
/* redirect to page the user is on, it'll prompt them to login again */
|
|
510
|
pfSenseHeader($scriptName);
|
|
511
|
|
|
512
|
return false;
|
|
513
|
|
|
514
|
/* user wants to explicitely delete the log file.
|
|
515
|
* Requires a particular privilege.
|
|
516
|
*/
|
|
517
|
} else if ($_GET['deletelock'] && hasLockAbility($_SESSION['Username'])) {
|
|
518
|
unlink_if_exists("{$g['tmp_path']}/webconfigurator.lock");
|
|
519
|
$HTTP_SERVER_VARS['AUTH_USER'] = $_SESSION['Username'];
|
|
520
|
return true;
|
|
521
|
|
|
522
|
/* this is for debugging purpose if you do not want to use Ajax
|
|
523
|
* to submit a HTML form. It basically diables the observation
|
|
524
|
* of the submit event and hence does not trigger Ajax.
|
|
525
|
*/
|
|
526
|
} else if ($_GET['disable_ajax']) {
|
|
527
|
$_SESSION['NO_AJAX'] = "True";
|
|
528
|
$HTTP_SERVER_VARS['AUTH_USER'] = $_SESSION['Username'];
|
|
529
|
return true;
|
|
530
|
|
|
531
|
/* Same to re-enable Ajax.
|
|
532
|
*/
|
|
533
|
} else if ($_GET['enable_ajax']) {
|
|
534
|
unset($_SESSION['NO_AJAX']);
|
|
535
|
$HTTP_SERVER_VARS['AUTH_USER'] = $_SESSION['Username'];
|
|
536
|
return true;
|
|
537
|
|
|
538
|
/* user wants to explicitely create a lock.
|
|
539
|
* Requires a particular privilege.
|
|
540
|
*/
|
|
541
|
} else if ($_GET['createlock'] && hasLockAbility($_SESSION['Username'])) {
|
|
542
|
$fd = fopen("{$g['tmp_path']}/webconfigurator.lock", "w");
|
|
543
|
fputs($fd, "{$_SERVER['REMOTE_ADDR']} (" .
|
|
544
|
getRealName($_SESSION['Username']) . ")");
|
|
545
|
fclose($fd);
|
|
546
|
/* if the user did delete the lock manually, do not
|
|
547
|
* re-create it while the session is valide.
|
|
548
|
*/
|
|
549
|
$_SESSION['Lock_Created'] = "True";
|
|
550
|
$HTTP_SERVER_VARS['AUTH_USER'] = $_SESSION['Username'];
|
|
551
|
return true;
|
|
552
|
|
|
553
|
/* proceed with the login process */
|
|
554
|
} else {
|
|
555
|
/* if the user is allowed to create a lock,
|
|
556
|
* create it once per session.
|
|
557
|
*/
|
|
558
|
if (hasLockAbility($_SESSION['Username']) &&
|
|
559
|
! isset($_SESSION['Lock_Created'])) {
|
|
560
|
|
|
561
|
$fd = fopen("{$g['tmp_path']}/webconfigurator.lock", "w");
|
|
562
|
fputs($fd, "{$_SERVER['REMOTE_ADDR']} (" .
|
|
563
|
getRealName($_SESSION['Username']) . ")");
|
|
564
|
fclose($fd);
|
|
565
|
/* if the user did delete the lock manually, do not
|
|
566
|
* re-create it while the session is valide.
|
|
567
|
*/
|
|
568
|
$_SESSION['Lock_Created'] = "True";
|
|
569
|
|
|
570
|
/* give regular users a chance to automatically invalidate
|
|
571
|
* a lock if its older than a particular time.
|
|
572
|
*/
|
|
573
|
} else if (! hasLockAbility($_SESSION['Username']) &&
|
|
574
|
file_exists("{$g['tmp_path']}/webconfigurator.lock")) {
|
|
575
|
|
|
576
|
$offset = 12; //hours
|
|
577
|
$mtime = filemtime("{$g['tmp_path']}/webconfigurator.lock");
|
|
578
|
$now_minus_offset = mktime(date("H") - $offset, 0, 0, date("m"), date("d"), date("Y"));
|
|
579
|
|
|
580
|
if (($mtime - $now_minus_offset) < $mtime) {
|
|
581
|
require_once("authgui.inc");
|
|
582
|
display_login_form();
|
|
583
|
return false;
|
|
584
|
} else {
|
|
585
|
/* file is older than mtime + offset which may
|
|
586
|
* indicate a stale lockfile, hence we are going
|
|
587
|
* to remove it.
|
|
588
|
*/
|
|
589
|
unlink_if_exists("{$g['tmp_path']}/webconfigurator.lock");
|
|
590
|
}
|
|
591
|
}
|
|
592
|
|
|
593
|
$HTTP_SERVER_VARS['AUTH_USER'] = $_SESSION['Username'];
|
|
594
|
return true;
|
|
595
|
}
|
|
596
|
}
|
|
597
|
}
|
|
598
|
|
|
599
|
function pam_backed($username = "", $password = "") {
|
|
600
|
/* do not allow blank passwords */
|
|
601
|
if ($username == "" || password == "") { return false; }
|
|
602
|
|
|
603
|
if(! extension_loaded( 'pam_auth' )) {
|
|
604
|
if(! @dl( 'pam_auth.so' )) {
|
|
605
|
return false;
|
|
606
|
} else {
|
|
607
|
/* no php file no auth, sorry */
|
|
608
|
if (! file_exists("/etc/pam.d/php")) {
|
|
609
|
if (! file_exists("/etc/pam.d")) { mkdir("/etc/pam.d"); }
|
|
610
|
|
|
611
|
$pam_php = <<<EOD
|
|
612
|
# /etc/pam.d/php
|
|
613
|
#
|
|
614
|
# note: both an auth and account entry are required
|
|
615
|
|
|
616
|
# auth
|
|
617
|
auth required pam_nologin.so no_warn
|
|
618
|
auth sufficient pam_opie.so no_warn no_fake_prompts
|
|
619
|
auth requisite pam_opieaccess.so no_warn allow_local
|
|
620
|
auth required pam_unix.so no_warn try_first_pass
|
|
621
|
|
|
622
|
# account
|
|
623
|
account required pam_unix.so
|
|
624
|
|
|
625
|
# session
|
|
626
|
session required pam_permit.so
|
|
627
|
|
|
628
|
# password
|
|
629
|
password required pam_unix.so no_warn try_first_pass
|
|
630
|
|
|
631
|
EOD;
|
|
632
|
|
|
633
|
file_put_contents("/etc/pam.d/php", $pam_php);
|
|
634
|
} // end if
|
|
635
|
|
|
636
|
if (pam_auth($username, $password, &$error)) {
|
|
637
|
return true;
|
|
638
|
} else {
|
|
639
|
return false;
|
|
640
|
}
|
|
641
|
}
|
|
642
|
}
|
|
643
|
}
|
|
644
|
|
|
645
|
function passwd_backed($username, $passwd) {
|
|
646
|
$authfile = file("/etc/master.passwd");
|
|
647
|
|
|
648
|
$matches="";
|
|
649
|
|
|
650
|
/* Check to see if user even exists */
|
|
651
|
if(!($line = array_shift(preg_grep("/^$username:.*$/", $authfile))))
|
|
652
|
return false;
|
|
653
|
|
|
654
|
/* Get crypted password */
|
|
655
|
preg_match("/^$username:((\\$1\\$[.\d\w_\/]{8}\\$)[.\d\w_\/]{22})$/", $line, $matches);
|
|
656
|
$pass = $matches[1];
|
|
657
|
$salt = $matches[2];
|
|
658
|
|
|
659
|
/* Encrypt entered password with salt
|
|
660
|
* And finally validate password
|
|
661
|
*/
|
|
662
|
if ($pass == crypt($passwd, $salt))
|
|
663
|
return true;
|
|
664
|
else
|
|
665
|
return false;
|
|
666
|
}
|
|
667
|
|
|
668
|
function ldap_test_connection() {
|
|
669
|
global $config, $g;
|
|
670
|
|
|
671
|
$ldapserver = $config['system']['webgui']['ldapserver'];
|
|
672
|
$ldapbindun = $config['system']['webgui']['ldapbindun'];
|
|
673
|
$ldapbindpw = $config['system']['webgui']['ldapbindpw'];
|
|
674
|
if (!($ldap = ldap_connect($ldapserver))) {
|
|
675
|
return false;
|
|
676
|
}
|
|
677
|
|
|
678
|
return true;
|
|
679
|
}
|
|
680
|
|
|
681
|
function ldap_test_bind() {
|
|
682
|
global $config, $g;
|
|
683
|
|
|
684
|
$ldapserver = $config['system']['webgui']['ldapserver'];
|
|
685
|
$ldapbindun = $config['system']['webgui']['ldapbindun'];
|
|
686
|
$ldapbindpw = $config['system']['webgui']['ldapbindpw'];
|
|
687
|
|
|
688
|
if (!($ldap = ldap_connect($ldapserver))) {
|
|
689
|
return false;
|
|
690
|
}
|
|
691
|
|
|
692
|
ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0);
|
|
693
|
ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, 3);
|
|
694
|
|
|
695
|
if (!($res = @ldap_bind($ldap, $ldapbindun, $ldapbindpw))) {
|
|
696
|
return false;
|
|
697
|
}
|
|
698
|
|
|
699
|
return true;
|
|
700
|
}
|
|
701
|
|
|
702
|
function ldap_get_user_ous($show_complete_ou=true) {
|
|
703
|
global $config, $g;
|
|
704
|
|
|
705
|
if(!function_exists("ldap_connect"))
|
|
706
|
return;
|
|
707
|
|
|
708
|
$ldapserver = $config['system']['webgui']['ldapserver'];
|
|
709
|
$ldapbindun = $config['system']['webgui']['ldapbindun'];
|
|
710
|
$ldapbindpw = $config['system']['webgui']['ldapbindpw'];
|
|
711
|
$ldapsearchbase = "{$config['system']['webgui']['ldapsearchbase']}";
|
|
712
|
$ldaptype = $config['system']['webgui']['backend'];
|
|
713
|
|
|
714
|
$ldapfilter = "(ou=*)";
|
|
715
|
putenv('LDAPTLS_REQCERT=never');
|
|
716
|
if (!($ldap = ldap_connect($ldapserver))) {
|
|
717
|
log_error("ERROR! ldap_get_groups() could not connect to server {$ldapserver}. Defaulting to built-in htpasswd_backed()");
|
|
718
|
$status = htpasswd_backed($username, $passwd);
|
|
719
|
return $status;
|
|
720
|
}
|
|
721
|
|
|
722
|
ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0);
|
|
723
|
ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, 3);
|
|
724
|
|
|
725
|
if (!($res = @ldap_bind($ldap, $ldapbindun, $ldapbindpw))) {
|
|
726
|
log_error("ERROR! ldap_get_groups() could not bind to {$ldapserver} - {$ldapfilter}. Defaulting to built-in htpasswd_backed()");
|
|
727
|
$status = htpasswd_backed($username, $passwd);
|
|
728
|
return $status;
|
|
729
|
}
|
|
730
|
|
|
731
|
$search = ldap_search($ldap, $ldapsearchbase, $ldapfilter);
|
|
732
|
|
|
733
|
$info = ldap_get_entries($ldap, $search);
|
|
734
|
|
|
735
|
$ous = array();
|
|
736
|
|
|
737
|
if(is_array($info)) {
|
|
738
|
foreach($info as $inf) {
|
|
739
|
if(!$show_complete_ou) {
|
|
740
|
$inf_split = split(",", $inf['dn']);
|
|
741
|
$ou = $inf_split[0];
|
|
742
|
$ou = str_replace("OU=","", $ou);
|
|
743
|
} else {
|
|
744
|
if($inf['dn'])
|
|
745
|
$ou = $inf['dn'];
|
|
746
|
}
|
|
747
|
if($ou)
|
|
748
|
$ous[] = $ou;
|
|
749
|
}
|
|
750
|
}
|
|
751
|
//Tack on the default Users container for AD since its non-standard
|
|
752
|
if($ldaptype == 'ldap'){
|
|
753
|
$ous[] = "CN=Users," . $ldapsearchbase;
|
|
754
|
}
|
|
755
|
|
|
756
|
return $ous;
|
|
757
|
|
|
758
|
}
|
|
759
|
|
|
760
|
function ldap_get_groups($username) {
|
|
761
|
global $config;
|
|
762
|
|
|
763
|
if(!function_exists("ldap_connect"))
|
|
764
|
return;
|
|
765
|
|
|
766
|
if(!$username)
|
|
767
|
return false;
|
|
768
|
|
|
769
|
if(stristr($username, "@")) {
|
|
770
|
$username_split=split("\@", $username);
|
|
771
|
$username = $username_split[0];
|
|
772
|
}
|
|
773
|
if(stristr($username, "\\")) {
|
|
774
|
$username_split=split("\\", $username);
|
|
775
|
$username = $username_split[0];
|
|
776
|
}
|
|
777
|
|
|
778
|
//log_error("Getting LDAP groups for {$username}.");
|
|
779
|
|
|
780
|
$ldapserver = $config['system']['webgui']['ldapserver'];
|
|
781
|
$ldapbindun = $config['system']['webgui']['ldapbindun'];
|
|
782
|
$ldapbindpw = $config['system']['webgui']['ldapbindpw'];
|
|
783
|
$ldapfilter = $config['system']['webgui']['ldapfilter'];
|
|
784
|
$ldapfilter = str_replace("\$username", $username, $ldapfilter);
|
|
785
|
$ldapgroupattribute = $config['system']['webgui']['ldapgroupattribute'];
|
|
786
|
$ldapdn = $_SESSION['ldapdn'];
|
|
787
|
|
|
788
|
/*Convert attribute to lowercase. php ldap arrays put everything in lowercase */
|
|
789
|
$ldapgroupattribute = strtolower($ldapgroupattribute);
|
|
790
|
|
|
791
|
/* connect and see if server is up */
|
|
792
|
putenv('LDAPTLS_REQCERT=never');
|
|
793
|
if (!($ldap = ldap_connect($ldapserver))) {
|
|
794
|
log_error("ERROR! ldap_get_groups() could not connect to server {$ldapserver}. Defaulting to built-in htpasswd_backed()");
|
|
795
|
$status = htpasswd_backed($username, $passwd);
|
|
796
|
return $status;
|
|
797
|
}
|
|
798
|
|
|
799
|
ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0);
|
|
800
|
ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, 3);
|
|
801
|
|
|
802
|
/* bind as user that has rights to read group attributes */
|
|
803
|
if (!($res = @ldap_bind($ldap, $ldapbindun, $ldapbindpw))) {
|
|
804
|
log_error("ERROR! ldap_get_groups() could not bind to {$ldapserver} - {$ldapfilter}. Defaulting to built-in htpasswd_backed()");
|
|
805
|
$status = htpasswd_backed($username, $passwd);
|
|
806
|
return $status;
|
|
807
|
}
|
|
808
|
|
|
809
|
/* get groups from DN found */
|
|
810
|
/* use ldap_read instead of search so we don't have to do a bunch of extra work */
|
|
811
|
/* since we know the DN is in $_SESSION['ldapdn'] */
|
|
812
|
//$search = ldap_read($ldap, $ldapdn, "(objectclass=*)", array($ldapgroupattribute));
|
|
813
|
$search = ldap_read($ldap, $ldapdn, $ldapfilter, array($ldapgroupattribute));
|
|
814
|
$info = ldap_get_entries($ldap, $search);
|
|
815
|
|
|
816
|
$countem = $info["count"];
|
|
817
|
$memberof = array();
|
|
818
|
|
|
819
|
if(is_array($info[0][$ldapgroupattribute])) {
|
|
820
|
|
|
821
|
/* Iterate through the groups and throw them into an array */
|
|
822
|
foreach($info[0][$ldapgroupattribute] as $member) {
|
|
823
|
if(stristr($member, "CN=") !== false) {
|
|
824
|
$membersplit = split(",", $member);
|
|
825
|
$memberof[] = preg_replace("/CN=/i", "", $membersplit[0]);
|
|
826
|
}
|
|
827
|
}
|
|
828
|
}
|
|
829
|
|
|
830
|
/* Time to close LDAP connection */
|
|
831
|
ldap_close($ldap);
|
|
832
|
|
|
833
|
$groups = print_r($memberof,true);
|
|
834
|
|
|
835
|
//log_error("Returning groups " . $groups . " for user $username");
|
|
836
|
|
|
837
|
return $memberof;
|
|
838
|
}
|
|
839
|
|
|
840
|
function ldap_backed($username, $passwd) {
|
|
841
|
global $config;
|
|
842
|
|
|
843
|
if(!$username)
|
|
844
|
return;
|
|
845
|
|
|
846
|
if(!function_exists("ldap_connect"))
|
|
847
|
return;
|
|
848
|
$adbindas = $username;
|
|
849
|
|
|
850
|
if(stristr($username, "@")) {
|
|
851
|
$username_split=split("\@", $username);
|
|
852
|
$username = $username_split[0];
|
|
853
|
}
|
|
854
|
if(stristr($username, "\\")) {
|
|
855
|
$username_split=split("\\", $username);
|
|
856
|
$username = $username_split[0];
|
|
857
|
}
|
|
858
|
$ldapserver = $config['system']['webgui']['ldapserver'];
|
|
859
|
$ldapbindun = $config['system']['webgui']['ldapbindun'];
|
|
860
|
$ldapbindpw = $config['system']['webgui']['ldapbindpw'];
|
|
861
|
$ldapauthcont = $config['system']['webgui']['ldapauthcontainers'];
|
|
862
|
$ldapnameattribute = $config['system']['webgui']['ldapnameattribute'];
|
|
863
|
$ldapfilter = $config['system']['webgui']['ldapfilter'];
|
|
864
|
$ldaptype = $config['system']['webgui']['backend'];
|
|
865
|
$ldapfilter = str_replace("\$username", $username, $ldapfilter);
|
|
866
|
|
|
867
|
/* first check if there is even an LDAP server populated */
|
|
868
|
if(!$ldapserver) {
|
|
869
|
log_error("ERROR! ldap_backed() backed selected with no LDAP authentication server defined. Defaulting to built-in htpasswd_backed(). Visit System -> User Manager -> Settings.");
|
|
870
|
$status = htpasswd_backed($username, $passwd);
|
|
871
|
return $status;
|
|
872
|
}
|
|
873
|
|
|
874
|
ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0);
|
|
875
|
ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, 3);
|
|
876
|
|
|
877
|
/* Make sure we can connect to LDAP */
|
|
878
|
putenv('LDAPTLS_REQCERT=never');
|
|
879
|
if (!($ldap = ldap_connect($ldapserver))) {
|
|
880
|
log_error("ERROR! ldap_backed() could not connect to server {$ldapserver} - {$ldapfilter}. Defaulting to built-in htpasswd_backed(). Visit System -> User Manager -> Settings.");
|
|
881
|
$status = htpasswd_backed($username, $passwd);
|
|
882
|
return $status;
|
|
883
|
}
|
|
884
|
/* ok, its up. now, lets bind as the bind user so we can search it */
|
|
885
|
if (!($res = ldap_bind($ldap, $ldapbindun, $ldapbindpw))) {
|
|
886
|
log_error("ERROR! ldap_backed() could not bind to {$ldapserver} - {$ldapfilter}. Defaulting to built-in htpasswd_backed()");
|
|
887
|
ldap_close($ldap);
|
|
888
|
$status = htpasswd_backed($username, $passwd);
|
|
889
|
return $status;
|
|
890
|
}
|
|
891
|
|
|
892
|
/* Get LDAP Authcontainers and split em up. */
|
|
893
|
$ldac_split = split(";", $ldapauthcont);
|
|
894
|
|
|
895
|
/* now count how many there are */
|
|
896
|
$containers = count($ldac_split);
|
|
897
|
log_error("Number of Authentication Containers to search for $username is {$containers}");
|
|
898
|
|
|
899
|
/* setup the usercount so we think we havn't found anyone yet */
|
|
900
|
$usercount = 0;
|
|
901
|
|
|
902
|
/******************************/
|
|
903
|
/* Currently LDAP Types are */
|
|
904
|
/* LDAP = Active Directory */
|
|
905
|
/* LDAPOTHER = eDir/Openldap */
|
|
906
|
/******************************/
|
|
907
|
|
|
908
|
/*****************************************************************/
|
|
909
|
/* Now Active Directory We keep this seperate for future addons. */
|
|
910
|
/*****************************************************************/
|
|
911
|
/* Now LDAP other. eDirectory or Netscape or Sunone or OpenLDAP */
|
|
912
|
/*****************************************************************/
|
|
913
|
/* We First find the user based on username and filter */
|
|
914
|
/* Then, once we find the first occurance of that person */
|
|
915
|
/* We set seesion variables to ponit to the OU and DN of the */
|
|
916
|
/* Person. To later be used by ldap_get_groups. */
|
|
917
|
/* that way we don't have to search twice. */
|
|
918
|
/*****************************************************************/
|
|
919
|
if ($ldaptype == 'ldap'){
|
|
920
|
log_error("Now Searching for {$username} in Active directory.");
|
|
921
|
/* Iterate through the user containers for search */
|
|
922
|
for ($i=0;$i<$containers;$i++){
|
|
923
|
/* Make sure we just use the first user we find */
|
|
924
|
log_error("Now Searching in {$ldac_split[$i]} for {$ldapfilter}.");
|
|
925
|
$search = ldap_search($ldap,$ldac_split[$i],$ldapfilter);
|
|
926
|
$info = ldap_get_entries($ldap,$search);
|
|
927
|
$matches = $info['count'];
|
|
928
|
log_error("Matches Found = {$matches}");
|
|
929
|
if ($matches == 1){
|
|
930
|
$_SESSION['ldapdn'] = $info[0]['dn'];
|
|
931
|
$_SESSION['ldapou'] = $ldac_split[$i];
|
|
932
|
$_SESSION['ldapon'] = "true";
|
|
933
|
$ldapdn = $_SESSION['ldapdn'];
|
|
934
|
$userou = $_SESSION['ldapou'];
|
|
935
|
break;
|
|
936
|
}
|
|
937
|
}
|
|
938
|
if($matches == 1){
|
|
939
|
$binduser = $adbindas;
|
|
940
|
log_error("Going to login as {$username} - DN = {$_SESSION['ldapdn']}");
|
|
941
|
}
|
|
942
|
if($matches != 1){
|
|
943
|
log_error("ERROR! Either LDAP search failed, or multiple users were found");
|
|
944
|
$status = htpasswd_backed($username, $passwd);
|
|
945
|
$_SESSION['ldapon'] = "false";
|
|
946
|
ldap_close($ldap);
|
|
947
|
return $status;
|
|
948
|
}
|
|
949
|
}
|
|
950
|
|
|
951
|
/*****************************************************************/
|
|
952
|
/* Now LDAP other. eDirectory or Netscape or Sunone or OpenLDAP */
|
|
953
|
/*****************************************************************/
|
|
954
|
/* We First find the user based on username and filter */
|
|
955
|
/* Then, once we find the first occurance of that person */
|
|
956
|
/* We set seesion variables to ponit to the OU and DN of the */
|
|
957
|
/* Person. To later be used by ldap_get_groups. */
|
|
958
|
/* that way we don't have to search twice. */
|
|
959
|
/*****************************************************************/
|
|
960
|
if ($ldaptype == 'ldapother'){
|
|
961
|
log_error("Now Searching for {$username} in LDAP.");
|
|
962
|
/* Iterate through the user containers for search */
|
|
963
|
for ($i=0;$i<$containers;$i++){
|
|
964
|
/* Make sure we just use the first user we find */
|
|
965
|
log_error("Now searching in {$ldac_split[$i]} for {$ldapfilter}.");
|
|
966
|
$search = ldap_search($ldap,$ldac_split[$i],$ldapfilter);
|
|
967
|
$info = ldap_get_entries($ldap,$search);
|
|
968
|
$matches = $info['count'];
|
|
969
|
log_error("Matches Found = {$matches}.");
|
|
970
|
|
|
971
|
if ($matches == 1){
|
|
972
|
$_SESSION['ldapdn'] = $info[0]['dn'];
|
|
973
|
$_SESSION['ldapou'] = $ldac_split[$i];
|
|
974
|
$_SESSION['ldapon'] = "true";
|
|
975
|
$ldapdn = $_SESSION['ldapdn'];
|
|
976
|
$userou = $_SESSION['ldapou'];
|
|
977
|
break;
|
|
978
|
}
|
|
979
|
}
|
|
980
|
if($matches == 1){
|
|
981
|
$binduser = $ldapnameattribute."=".$username.",".$userou;
|
|
982
|
log_error("Going to login as {$username} - DN = {$_SESSION['ldapdn']}");
|
|
983
|
}
|
|
984
|
if($matches != 1){
|
|
985
|
log_error("ERROR! Either LDAP search failed, or multiple users were found");
|
|
986
|
$status = htpasswd_backed($username, $passwd);
|
|
987
|
ldap_close($ldap);
|
|
988
|
$_SESSION['ldapon'] = "false";
|
|
989
|
return $status;
|
|
990
|
}
|
|
991
|
}
|
|
992
|
|
|
993
|
|
|
994
|
/* Now lets bind as the user we found */
|
|
995
|
if (!($res = @ldap_bind($ldap, $binduser, $passwd))) {
|
|
996
|
log_error("ERROR! ldap_backed() could not bind to {$ldapserver} - {$username} - {$passwd}. Defaulting to built-in htpasswd_backed(). Visit System -> User Manager -> Settings.");
|
|
997
|
$status = htpasswd_backed($username, $passwd);
|
|
998
|
return $status;
|
|
999
|
}
|
|
1000
|
|
|
1001
|
|
|
1002
|
log_error("$binduser succesfully logged in via LDAP.");
|
|
1003
|
/* At this point we are bound to LDAP so the user was auth'd okay. */
|
|
1004
|
return true;
|
|
1005
|
}
|
|
1006
|
|
|
1007
|
function htpasswd_backed($username, $passwd) {
|
|
1008
|
$authfile = file("/var/run/htpasswd");
|
|
1009
|
|
|
1010
|
/* sanity check to ensure that /usr/local/www/.htpasswd doesn't exist */
|
|
1011
|
unlink_if_exists("/usr/local/www/.htpasswd");
|
|
1012
|
|
|
1013
|
$matches="";
|
|
1014
|
if(!($line = array_shift(preg_grep("/^$username:.*$/", $authfile))))
|
|
1015
|
return false;
|
|
1016
|
|
|
1017
|
/* Get crypted password */
|
|
1018
|
preg_match("/^$username:((\\$1\\$[.\d\w_\/]{8}\\$)[.\d\w_\/]{22})$/", $line, $matches);
|
|
1019
|
$pass = $matches[1];
|
|
1020
|
$salt = $matches[2];
|
|
1021
|
|
|
1022
|
/* Encrypt entered password with salt
|
|
1023
|
* And finally validate password
|
|
1024
|
*/
|
|
1025
|
if ($pass == crypt($passwd, $salt))
|
|
1026
|
return true;
|
|
1027
|
else
|
|
1028
|
return false;
|
|
1029
|
}
|
|
1030
|
|
|
1031
|
function radius_backed($username, $passwd){
|
|
1032
|
global $config, $debug;
|
|
1033
|
$ret = false;
|
|
1034
|
$radiusservers = $config['system']['radius']['servers'];
|
|
1035
|
|
|
1036
|
$rauth = new Auth_RADIUS_PAP($username, $passwd);
|
|
1037
|
foreach ($radiusservers as $radsrv) {
|
|
1038
|
// Add a new server to our instance
|
|
1039
|
$rauth->addServer($radsrv['ipaddr'], $radsrv['port'], $radsrv['sharedsecret']);
|
|
1040
|
}
|
|
1041
|
|
|
1042
|
if (!$rauth->start()) {
|
|
1043
|
$retvalue['auth_val'] = 1;
|
|
1044
|
$retvalue['error'] = $rauth->getError();
|
|
1045
|
if ($debug)
|
|
1046
|
printf("Radius start: %s<br>\n", $retvalue['error']);
|
|
1047
|
}
|
|
1048
|
|
|
1049
|
// XXX - billm - somewhere in here we need to handle securid challenge/response
|
|
1050
|
|
|
1051
|
// Send request
|
|
1052
|
$result = $rauth->send();
|
|
1053
|
if (PEAR::isError($result)) {
|
|
1054
|
$retvalue['auth_val'] = 1;
|
|
1055
|
$retvalue['error'] = $result->getMessage();
|
|
1056
|
if ($debug)
|
|
1057
|
printf("Radius send failed: %s<br>\n", $retvalue['error']);
|
|
1058
|
} else if ($result === true) {
|
|
1059
|
$retvalue['auth_val'] = 2;
|
|
1060
|
if ($debug)
|
|
1061
|
printf (gettext("Radius Auth succeeded") . "<br>\n");
|
|
1062
|
$ret = true;
|
|
1063
|
} else {
|
|
1064
|
$retvalue['auth_val'] = 3;
|
|
1065
|
if ($debug)
|
|
1066
|
printf (gettext("Radius Auth rejected") . "<br>\n");
|
|
1067
|
}
|
|
1068
|
// close OO RADIUS_AUTHENTICATION
|
|
1069
|
$rauth->close();
|
|
1070
|
|
|
1071
|
return $ret;
|
|
1072
|
}
|
|
1073
|
|
|
1074
|
|
|
1075
|
function index_groups() {
|
|
1076
|
global $g, $config, $groupindex;
|
|
1077
|
|
|
1078
|
$groupindex = array();
|
|
1079
|
|
|
1080
|
if (isset($config['system']['group'])) {
|
|
1081
|
$i = 0;
|
|
1082
|
foreach($config['system']['group'] as $groupent) {
|
|
1083
|
$groupindex[$groupent['name']] = $i;
|
|
1084
|
$i++;
|
|
1085
|
}
|
|
1086
|
}
|
|
1087
|
return ($groupindex);
|
|
1088
|
}
|
|
1089
|
|
|
1090
|
function index_users() {
|
|
1091
|
global $g, $config;
|
|
1092
|
|
|
1093
|
if (isset($config['system']['user'])) {
|
|
1094
|
$i = 0;
|
|
1095
|
foreach($config['system']['user'] as $userent) {
|
|
1096
|
$userindex[$userent['name']] = $i;
|
|
1097
|
$i++;
|
|
1098
|
}
|
|
1099
|
}
|
|
1100
|
return ($userindex);
|
|
1101
|
}
|
|
1102
|
|
|
1103
|
?>
|