pfSense

<?php

/*

 * system_groupmanager.php

 *

 * part of pfSense (https://www.pfsense.org)

 * Copyright (c) 2004-2013 BSD Perimeter

 * Copyright (c) 2013-2016 Electric Sheep Fencing

 * Copyright (c) 2014-2020 Rubicon Communications, LLC (Netgate)

 * Copyright (c) 2005 Paul Taylor <paultaylor@winn-dixie.com>

 * Copyright (c) 2008 Shrew Soft Inc

 * All rights reserved.

 *

 * originally based on m0n0wall (http://m0n0.ch/wall)

 * Copyright (c) 2003-2004 Manuel Kasper <mk@neon1.net>.

 * All rights reserved.

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

##|+PRIV

##|*IDENT=page-system-groupmanager

##|*NAME=System: Group Manager

##|*DESCR=Allow access to the 'System: Group Manager' page.

##|*WARN=standard-warning-root

##|*MATCH=system_groupmanager.php*

##|-PRIV

require_once("guiconfig.inc");

require_once("pfsense-utils.inc");

$logging_level = LOG_WARNING;

$logging_prefix = gettext("Local User Database");

init_config_arr(array('system', 'group'));

$a_group = &$config['system']['group'];

unset($id);

$id = $_REQUEST['groupid'];

$act = (isset($_REQUEST['act']) ? $_REQUEST['act'] : '');

function cpusercmp($a, $b) {

	return strcasecmp($a['name'], $b['name']);

}

function admin_groups_sort() {

	global $a_group;

	if (!is_array($a_group)) {

		return;

	}

	usort($a_group, "cpusercmp");

}

/*

 * Check user privileges to test if the user is allowed to make changes.

 * Otherwise users can end up in an inconsistent state where some changes are

 * performed and others denied. See https://redmine.pfsense.org/issues/9259

 */

phpsession_begin();

$guiuser = getUserEntry($_SESSION['Username']);

$read_only = (is_array($guiuser) && userHasPrivilege($guiuser, "user-config-readonly"));

phpsession_end();

if (!empty($_POST) && $read_only) {

	$input_errors = array(gettext("Insufficient privileges to make the requested change (read only)."));

}

if (($_POST['act'] == "delgroup") && !$read_only) {

	if (!isset($id) || !isset($_REQUEST['groupname']) ||

	    !isset($a_group[$id]) ||

	    ($_REQUEST['groupname'] != $a_group[$id]['name'])) {

		pfSenseHeader("system_groupmanager.php");

		exit;

	}

	local_group_del($a_group[$id]);

	$groupdeleted = $a_group[$id]['name'];

	unset($a_group[$id]);

	/*

	 * Reindex the array to avoid operating on an incorrect index

	 * https://redmine.pfsense.org/issues/7733

	 */

	$a_group = array_values($a_group);

	$savemsg = sprintf(gettext("Successfully deleted group: %s"),

	    $groupdeleted);

	write_config($savemsg);

	syslog($logging_level, "{$logging_prefix}: {$savemsg}");

}

if (($_POST['act'] == "delpriv") && !$read_only) {

	if (!isset($id) || !isset($a_group[$id])) {

		pfSenseHeader("system_groupmanager.php");

		exit;

	}

	$privdeleted =

	    $priv_list[$a_group[$id]['priv'][$_REQUEST['privid']]]['name'];

	unset($a_group[$id]['priv'][$_REQUEST['privid']]);

	if (is_array($a_group[$id]['member'])) {

		foreach ($a_group[$id]['member'] as $uid) {

			$user = getUserEntryByUID($uid);

			if ($user) {

				local_user_set($user);

			}

		}

	}

	$savemsg = sprintf(gettext("Removed Privilege \"%s\" from group %s"),

	    $privdeleted, $a_group[$id]['name']);

	write_config($savemsg);

	syslog($logging_level, "{$logging_prefix}: {$savemsg}");

	$act = "edit";

}

if ($act == "edit") {

	if (isset($id) && isset($a_group[$id])) {

		$pconfig['name'] = $a_group[$id]['name'];

		$pconfig['gid'] = $a_group[$id]['gid'];

		$pconfig['gtype'] = empty($a_group[$id]['scope'])

		    ? "local" : $a_group[$id]['scope'];

		$pconfig['description'] = $a_group[$id]['description'];

		$pconfig['members'] = $a_group[$id]['member'];

		$pconfig['priv'] = $a_group[$id]['priv'];

	}

}

if (isset($_POST['dellall_x']) && !$read_only) {

	$del_groups = $_POST['delete_check'];

	$deleted_groups = array();

	if (!empty($del_groups)) {

		foreach ($del_groups as $groupid) {

			if (isset($a_group[$groupid]) &&

			    $a_group[$groupid]['scope'] != "system") {

				$deleted_groups[] = $a_group[$groupid]['name'];

				local_group_del($a_group[$groupid]);

				unset($a_group[$groupid]);

			}

		}

		$savemsg = sprintf(gettext("Successfully deleted %s: %s"),

		    (count($deleted_groups) == 1)

		    ? gettext("group") : gettext("groups"),

		    implode(', ', $deleted_groups));

		/*

		 * Reindex the array to avoid operating on an incorrect index

		 * https://redmine.pfsense.org/issues/7733

		 */

		$a_group = array_values($a_group);

		write_config($savemsg);

		syslog($logging_level, "{$logging_prefix}: {$savemsg}");

	}

}

if (isset($_POST['save']) && !$read_only) {

	unset($input_errors);

	$pconfig = $_POST;

	/* input validation */

	$reqdfields = explode(" ", "groupname");

	$reqdfieldsn = array(gettext("Group Name"));

	do_input_validation($_POST, $reqdfields, $reqdfieldsn, $input_errors);

	if ($_POST['gtype'] != "remote") {

		if (preg_match("/[^a-zA-Z0-9\.\-_]/", $_POST['groupname'])) {

			$input_errors[] = sprintf(gettext(

			    "The (%s) group name contains invalid characters."),

			    $_POST['gtype']);

		}

		if (strlen($_POST['groupname']) > 16) {

			$input_errors[] = gettext(

			    "The group name is longer than 16 characters.");

		}

	} else {

		if (preg_match("/[^a-zA-Z0-9\.\- _]/", $_POST['groupname'])) {

			$input_errors[] = sprintf(gettext(

			    "The (%s) group name contains invalid characters."),

			    $_POST['gtype']);

		}

	}

	/* Check the POSTed members to ensure they are valid and exist */

	if (is_array($_POST['members'])) {

		foreach ($_POST['members'] as $newmember) {

			if (!is_numeric($newmember) ||

			    empty(getUserEntryByUID($newmember))) {

				$input_errors[] = gettext("One or more " .

				    "invalid group members was submitted.");

			}

		}

	}

	if (!$input_errors && !(isset($id) && $a_group[$id])) {

		/* make sure there are no dupes */

		foreach ($a_group as $group) {

			if ($group['name'] == $_POST['groupname']) {

				$input_errors[] = gettext("Another entry " .

				    "with the same group name already exists.");

				break;

			}

		}

	}

	if (!$input_errors) {

		$group = array();

		if (isset($id) && $a_group[$id]) {

			$group = $a_group[$id];

		}

		$group['name'] = $_POST['groupname'];

		$group['description'] = $_POST['description'];

		$group['scope'] = $_POST['gtype'];

		if (empty($_POST['members'])) {

			unset($group['member']);

		} else if ($group['gid'] != 1998) { // all group

			$group['member'] = $_POST['members'];

		}

		if (isset($id) && $a_group[$id]) {

			$a_group[$id] = $group;

		} else {

			$group['gid'] = $config['system']['nextgid']++;

			$a_group[] = $group;

		}

		admin_groups_sort();

		local_group_set($group);

		/*

		 * Refresh users in this group since their privileges may have

		 * changed.

		 */

		if (is_array($group['member'])) {

			init_config_arr(array('system', 'user'));

			$a_user = &$config['system']['user'];

			foreach ($a_user as & $user) {

				if (in_array($user['uid'], $group['member'])) {

					local_user_set($user);

				}

			}

		}

		/* Sort it alphabetically */

		usort($config['system']['group'], function($a, $b) {

			return strcmp($a['name'], $b['name']);

		});

		$savemsg = sprintf(gettext("Successfully %s group %s"),

		    (strlen($id) > 0) ? gettext("edited") : gettext("created"),

		    $group['name']);

		write_config($savemsg);

		syslog($logging_level, "{$logging_prefix}: {$savemsg}");

		header("Location: system_groupmanager.php");

		exit;

	}

	$pconfig['name'] = $_POST['groupname'];

}

function build_priv_table() {

	global $a_group, $id, $read_only;

	$privhtml = '<div class="table-responsive">';

	$privhtml .=	'<table class="table table-striped table-hover table-condensed">';

	$privhtml .=		'<thead>';

	$privhtml .=			'<tr>';

	$privhtml .=				'<th>' . gettext('Name') . '</th>';

	$privhtml .=				'<th>' . gettext('Description') . '</th>';

	$privhtml .=				'<th>' . gettext('Action') . '</th>';

	$privhtml .=			'</tr>';

	$privhtml .=		'</thead>';

	$privhtml .=		'<tbody>';

	$user_has_root_priv = false;

	foreach (get_user_privdesc($a_group[$id]) as $i => $priv) {

		$privhtml .=		'<tr>';

		$privhtml .=			'<td>' . htmlspecialchars($priv['name']) . '</td>';

		$privhtml .=			'<td>' . htmlspecialchars($priv['descr']);

		if (isset($priv['warn']) && ($priv['warn'] == 'standard-warning-root')) {

			$privhtml .=			' ' . gettext('(admin privilege)');

			$user_has_root_priv = true;

		}

		$privhtml .=			'</td>';

		if (!$read_only) {

			$privhtml .=			'<td><a class="fa fa-trash" title="' . gettext('Delete Privilege') . '"	href="system_groupmanager.php?act=delpriv&amp;groupid=' . $id . '&amp;privid=' . $i . '" usepost></a></td>';

		}

		$privhtml .=		'</tr>';

	}

	if ($user_has_root_priv) {

		$privhtml .=		'<tr>';

		$privhtml .=			'<td colspan="2">';

		$privhtml .=				'<b>' . gettext('Security notice: Users in this group effectively have administrator-level access') . '</b>';

		$privhtml .=			'</td>';

		$privhtml .=			'<td>';

		$privhtml .=			'</td>';

		$privhtml .=		'</tr>';

	}

	$privhtml .=		'</tbody>';

	$privhtml .=	'</table>';

	$privhtml .= '</div>';

	$privhtml .= '<nav class="action-buttons">';

	if (!$read_only) {

		$privhtml .=	'<a href="system_groupmanager_addprivs.php?groupid=' . $id . '" class="btn btn-success"><i class="fa fa-plus icon-embed-btn"></i>' . gettext("Add") . '</a>';

	}

	$privhtml .= '</nav>';

	return($privhtml);

}

$pgtitle = array(gettext("System"), gettext("User Manager"), gettext("Groups"));

$pglinks = array("", "system_usermanager.php", "system_groupmanager.php");

if ($act == "new" || $act == "edit") {

	$pgtitle[] = gettext('Edit');

	$pglinks[] = "@self";

}

include("head.inc");

if ($input_errors) {

	print_input_errors($input_errors);

}

if ($savemsg) {

	print_info_box($savemsg, 'success');

}

$tab_array = array();

if (!isAllowedPage("system_usermanager.php")) {

	$tab_array[] = array(gettext("User Password"), false, "system_usermanager_passwordmg.php");

} else {

	$tab_array[] = array(gettext("Users"), false, "system_usermanager.php");

}

$tab_array[] = array(gettext("Groups"), true, "system_groupmanager.php");

$tab_array[] = array(gettext("Settings"), false, "system_usermanager_settings.php");

$tab_array[] = array(gettext("Authentication Servers"), false, "system_authservers.php");

display_top_tabs($tab_array);

if (!($act == "new" || $act == "edit")) {

?>

<div class="panel panel-default">

	<div class="panel-heading"><h2 class="panel-title"><?=gettext('Groups')?></h2></div>

	<div class="panel-body">

		<div class="table-responsive">

			<table class="table table-striped table-hover table-condensed sortable-theme-bootstrap table-rowdblclickedit" data-sortable>

				<thead>

					<tr>

						<th><?=gettext("Group name")?></th>

						<th><?=gettext("Description")?></th>

						<th><?=gettext("Member Count")?></th>

						<th><?=gettext("Actions")?></th>

					</tr>

				</thead>

				<tbody>

<?php

	foreach ($a_group as $i => $group):

		if ($group["name"] == "all") {

			$groupcount = count($config['system']['user']);

		} elseif (is_array($group['member'])) {

			$groupcount = count($group['member']);

		} else {

			$groupcount = 0;

		}

?>

					<tr>

						<td>

							<?=htmlspecialchars($group['name'])?>

						</td>

						<td>

							<?=htmlspecialchars($group['description'])?>

						</td>

						<td>

							<?=$groupcount?>

						</td>

						<td>

							<a class="fa fa-pencil" title="<?=gettext("Edit group"); ?>" href="?act=edit&amp;groupid=<?=$i?>"></a>

							<?php if (($group['scope'] != "system") && !$read_only): ?>

								<a class="fa fa-trash"	title="<?=gettext("Delete group")?>" href="?act=delgroup&amp;groupid=<?=$i?>&amp;groupname=<?=$group['name']?>" usepost></a>

							<?php endif;?>

						</td>

					</tr>

<?php

	endforeach;

?>

				</tbody>

			</table>

		</div>

	</div>

</div>

<nav class="action-buttons">

	<?php if (!$read_only): ?>

	<a href="?act=new" class="btn btn-success btn-sm">

		<i class="fa fa-plus icon-embed-btn"></i>

		<?=gettext("Add")?>

	</a>

	<?php endif; ?>

</nav>

<?php

	include('foot.inc');

	exit;

}

$form = new Form;

$form->setAction('system_groupmanager.php?act=edit');

$form->addGlobal(new Form_Input(

	'groupid',

	null,

	'hidden',

	$id

));

if (isset($id) && $a_group[$id]) {

	$form->addGlobal(new Form_Input(

		'id',

		null,

		'hidden',

		$id

	));

	$form->addGlobal(new Form_Input(

		'gid',

		null,

		'hidden',

		$pconfig['gid']

	));

}

$section = new Form_Section('Group Properties');

$section->addInput($input = new Form_Input(

	'groupname',

	'*Group name',

	'text',

	$pconfig['name']

));

if ($pconfig['gtype'] == "system") {

	$input->setReadonly();

	$section->addInput(new Form_Input(

		'gtype',

		'*Scope',

		'text',

		$pconfig['gtype']

	))->setReadonly();

} else {

	$section->addInput(new Form_Select(

		'gtype',

		'*Scope',

		$pconfig['gtype'],

		["local" => gettext("Local"), "remote" => gettext("Remote")]

	))->setHelp("<span class=\"text-danger\">Warning: Changing this " .

	    "setting may affect the local groups file, in which case a " .

	    "reboot may be required for the changes to take effect.</span>");

}

$section->addInput(new Form_Input(

	'description',

	'Description',

	'text',

	$pconfig['description']

))->setHelp('Group description, for administrative information only');

$form->add($section);

/* all users group */

if ($pconfig['gid'] != 1998) {

	/* Group membership */

	$group = new Form_Group('Group membership');

	/*

	 * Make a list of all the groups configured on the system, and a list of

	 * those which this user is a member of

	 */

	$systemGroups = array();

	$usersGroups = array();

	foreach ($config['system']['user'] as $user) {

		if (is_array($pconfig['members']) && in_array($user['uid'],

		    $pconfig['members'])) {

			/* Add it to the user's list */

			$usersGroups[ $user['uid'] ] = $user['name'];

		} else {

			/* Add it to the 'not a member of' list */

			$systemGroups[ $user['uid'] ] = $user['name'];

		}

	}

	$group->add(new Form_Select(

		'notmembers',

		null,

		array_combine((array)$pconfig['groups'],

		    (array)$pconfig['groups']),

		$systemGroups,

		true

	))->setHelp('Not members');

	$group->add(new Form_Select(

		'members',

		null,

		array_combine((array)$pconfig['groups'],

		    (array)$pconfig['groups']),

		$usersGroups,

		true

	))->setHelp('Members');

	$section->add($group);

	$group = new Form_Group('');

	$group->add(new Form_Button(

		'movetoenabled',

		'Move to "Members"',

		null,

		'fa-angle-double-right'

	))->setAttribute('type','button')->removeClass('btn-primary')->addClass(

	    'btn-info btn-sm');

	$group->add(new Form_Button(

		'movetodisabled',

		'Move to "Not members',

		null,

		'fa-angle-double-left'

	))->setAttribute('type','button')->removeClass('btn-primary')->addClass(

	    'btn-info btn-sm');

	$group->setHelp(

	    'Hold down CTRL (PC)/COMMAND (Mac) key to select multiple items.');

	$section->add($group);

}

if (isset($pconfig['gid'])) {

	$section = new Form_Section('Assigned Privileges');

	$section->addInput(new Form_StaticText(

		null,

		build_priv_table()

	));

	$form->add($section);

}

print $form;

?>

<script type="text/javascript">

//<![CDATA[

events.push(function() {

	// On click . .

	$("#movetodisabled").click(function() {

		moveOptions($('[name="members[]"] option'),

		    $('[name="notmembers[]"]'));

	});

	$("#movetoenabled").click(function() {

		moveOptions($('[name="notmembers[]"] option'),

		    $('[name="members[]"]'));

	});

	// On submit mark all the user's groups as "selected"

	$('form').submit(function() {

		AllServers($('[name="members[]"] option'), true);

	});

});

//]]>

</script>

<?php

include('foot.inc');