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017ca55c4e40f779b28344707e651ba5f673190d
cacti/lib/auth.php
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cigamit 71a1c6675d normalize the use of checkboxes and fix device autocomplete behavior 
remove the use of the get_checkbox_style and move to CSS.  also, fix the
behavior of the device automcomplete when using ajax page navigation
using the modern theme.
2015-05-17 20:06:50 -05:00

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<?php
/*
+-------------------------------------------------------------------------+
| Copyright (C) 2004-2015 The Cacti Group |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License |
| as published by the Free Software Foundation; either version 2 |
| of the License, or (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
+-------------------------------------------------------------------------+
| Cacti: The Complete RRDTool-based Graphing Solution |
+-------------------------------------------------------------------------+
| This code is designed, written, and maintained by the Cacti Group. See |
| about.php and/or the AUTHORS file for specific developer information. |
+-------------------------------------------------------------------------+
| http://www.cacti.net/ |
+-------------------------------------------------------------------------+
*/
/* clear_auth_cookie - clears a users security token
* @return - NULL */
function clear_auth_cookie() {
global $config;
if (isset($_COOKIE['cacti_remembers']) && read_config_option('auth_cache_enabled') == 'on') {
$parts = explode(',', $_COOKIE['cacti_remembers']);
$user = $parts[0];
if ($user != '') {
$user_id = db_fetch_cell_prepared('SELECT id FROM user_auth WHERE username = ?', array($user));
if (!empty($user_id)) {
if (isset($parts[1])) {
$nssecret = $parts[1];
$secret = hash('sha512', $nssecret, false);
setcookie('cacti_remembers', '', time() - 3600, $config['url_path']);
db_execute_prepared('DELETE FROM user_auth_cache WHERE user_id = ? AND token = ?', array($user_id, $secret));
}
}
}
}
}
/* set_auth_cookie - sets a users security token
* @arg - (string) $user - The user_auth row for the user
* @return - (boolean) True if token set worked, otherwise false */
function set_auth_cookie($user) {
global $config;
clear_auth_cookie();
$nssecret = md5($_SERVER['REQUEST_TIME'] . mt_rand(10000,10000000)) . md5($_SERVER['REMOTE_ADDR']);
$secret = hash('sha512', $nssecret, false);
db_execute_prepared('REPLACE INTO user_auth_cache
(user_id, hostname, last_update, token)
VALUES
(?, ?, NOW(), ?);', array($user['id'], $_SERVER['HTTP_HOST'], $secret));
setcookie('cacti_remembers', $user['username'] . ',' . $nssecret, time()+(86400*30), $config['url_path']);
}
/* check_auth_cookie - clears a users security token
* @return - (int) The user of the session cookie, otherwise false */
function check_auth_cookie() {
if (isset($_COOKIE['cacti_remembers']) && read_config_option('auth_cache_enabled') == 'on') {
$parts = explode(',', $_COOKIE['cacti_remembers']);
$user = $parts[0];
if ($user != '') {
$user_info = db_fetch_row_prepared('SELECT id, username
FROM user_auth
WHERE username = ?', array($user));
if (!empty($user_info)) {
if (isset($parts[1])) {
$nssecret = $parts[1];
$secret = hash('sha512', $nssecret, false);
$found = db_fetch_cell_prepared('SELECT user_id
FROM user_auth_cache
WHERE user_id = ? AND token = ?', array($user_info['id'], $secret));
if (empty($found)) {
return false;
}else{
set_auth_cookie($user_info);
cacti_log("LOGIN: User '" . $user_info['username'] . "' Authenticated via Authentication Cookie", false, 'AUTH');
db_execute_prepared('INSERT INTO user_log
(username, user_id, result, ip, time)
VALUES
(?, ?, 2, ?, NOW())', array($user, $user_info['id'], $_SERVER['REMOTE_ADDR']));
return $user_info['id'];
}
}
}
}
}
return false;
}
/* user_copy - copies user account
@arg $template_user - username of the user account that should be used as the template
@arg $new_user - new username of the account to be created/overwritten
@arg $new_realm - new realm of the account to be created, overwrite not affected, but is used for lookup
@arg $overwrite - Allow overwrite of existing user, preserves username, fullname, password and realm
@arg $data_override - Array of user_auth field and values to override on the new user
@return - True on copy, False on no copy */
function user_copy($template_user, $new_user, $template_realm = 0, $new_realm = 0, $overwrite = false, $data_override = array()) {
/* ================= input validation ================= */
input_validate_input_number($template_realm);
input_validate_input_number($new_realm);
/* ==================================================== */
/* Check get template users array */
$user_auth = db_fetch_row_prepared('SELECT * FROM user_auth WHERE username = ? AND realm = ?', array($template_user, $template_realm));
if (! isset($user_auth)) {
return false;
}
$template_id = $user_auth['id'];
/* Create update/insert for new/existing user */
$user_exist = db_fetch_row_prepared('SELECT * FROM user_auth WHERE username = ? AND realm = ?', array($new_user, $new_realm));
if (sizeof($user_exist)) {
if ($overwrite) {
/* Overwrite existing user */
$user_auth['id'] = $user_exist['id'];
$user_auth['username'] = $user_exist['username'];
$user_auth['password'] = $user_exist['password'];
$user_auth['realm'] = $user_exist['realm'];
$user_auth['full_name'] = $user_exist['full_name'];
$user_auth['must_change_password'] = $user_exist['must_change_password'];
$user_auth['enabled'] = $user_exist['enabled'];
}else{
/* User already exists, duplicate users are bad */
raise_message(19);
return false;
}
} else {
/* new user */
$user_auth['id'] = 0;
$user_auth['username'] = $new_user;
$user_auth['password'] = '!';
$user_auth['realm'] = $new_realm;
}
/* Update data_override fields */
if (is_array($data_override)) {
foreach ($data_override as $field => $value) {
if ((isset($user_auth[$field])) && ($field != 'id') && ($field != 'username')) {
$user_auth[$field] = $value;
}
}
}
/* Save the user */
$new_id = sql_save($user_auth, 'user_auth');
/* Create/Update permissions and settings */
if ((isset($user_exist)) && ($overwrite )) {
db_execute_prepared('DELETE FROM user_auth_perms WHERE user_id = ?', array($user_exist['id']));
db_execute_prepared('DELETE FROM user_auth_realm WHERE user_id = ?', array($user_exist['id']));
db_execute_prepared('DELETE FROM settings_graphs WHERE user_id = ?', array($user_exist['id']));
db_execute_prepared('DELETE FROM settings_tree WHERE user_id = ?', array($user_exist['id']));
}
$user_auth_perms = db_fetch_assoc_prepared('SELECT * FROM user_auth_perms WHERE user_id = ?', array($template_id));
if (isset($user_auth_perms)) {
foreach ($user_auth_perms as $row) {
$row['user_id'] = $new_id;
sql_save($row, 'user_auth_perms', array('user_id', 'item_id', 'type'), false);
}
}
$user_auth_realm = db_fetch_assoc_prepared('SELECT * FROM user_auth_realm WHERE user_id = ?', array($template_id));
if (isset($user_auth_realm)) {
foreach ($user_auth_realm as $row) {
$row['user_id'] = $new_id;
sql_save($row, 'user_auth_realm', array('realm_id', 'user_id'), false);
}
}
$settings_graphs = db_fetch_assoc_prepared('SELECT * FROM settings_graphs WHERE user_id = ?', array($template_id));
if (isset($settings_graphs)) {
foreach ($settings_graphs as $row) {
$row['user_id'] = $new_id;
sql_save($row, 'settings_graphs', array('user_id', 'name'), false);
}
}
$settings_tree = db_fetch_assoc_prepared('SELECT * FROM settings_tree WHERE user_id = ?', array($template_id));
if (isset($settings_tree)) {
foreach ($settings_tree as $row) {
$row['user_id'] = $new_id;
sql_save($row, 'settings_tree', array('user_id', 'graph_tree_item_id'), false);
}
}
/* apply group permissions for the user */
$groups = db_fetch_assoc_prepared('SELECT group_id FROM user_auth_group_members WHERE user_id = ?', array($template_id));
if (sizeof($groups)) {
foreach($groups as $g) {
$sql[] = '(' . $new_id . ', ' . $g['group_id'] . ')';
}
db_execute('INSERT IGNORE INTO user_auth_group_members (user_id, group_id) VALUES ' . implode(',', $sql));
}
api_plugin_hook_function('copy_user', array('template_id' => $template_id, 'new_id' => $new_id));
return true;
}
/* user_remove - remove a user account
@arg $user_id - Id os the user account to remove */
function user_remove($user_id) {
/* ================= input validation ================= */
input_validate_input_number($user_id);
/* ==================================================== */
/* check for guest or template user */
$username = db_fetch_cell_prepared('SELECT username FROM user_auth WHERE id = ?', array($user_id));
if ($username != get_request_var_post('username')) {
if ($username == read_config_option('user_template')) {
raise_message(21);
return;
}
if ($username == read_config_option('guest_user')) {
raise_message(21);
return;
}
}
db_execute_prepared('DELETE FROM user_auth WHERE id = ?', array($user_id));
db_execute_prepared('DELETE FROM user_auth_realm WHERE user_id = ?', array($user_id));
db_execute_prepared('DELETE FROM user_auth_perms WHERE user_id = ?', array($user_id));
db_execute_prepared('DELETE FROM user_auth_group_members WHERE user_id = ?', array($user_id));
db_execute_prepared('DELETE FROM settings_graphs WHERE user_id = ?', array($user_id));
db_execute_prepared('DELETE FROM settings_tree WHERE user_id = ?', array($user_id));
api_plugin_hook_function('user_remove', $user_id);
}
/* user_disable - disable a user account
@arg $user_id - Id of the user account to disable */
function user_disable($user_id) {
/* ================= input validation ================= */
input_validate_input_number($user_id);
/* ==================================================== */
db_execute_prepared('UPDATE user_auth SET enabled = \'\' WHERE id = ?', array($user_id));
}
/* user_enable - enable a user account
@arg $user_id - Id of the user account to enable */
function user_enable($user_id) {
/* ================= input validation ================= */
input_validate_input_number($user_id);
/* ==================================================== */
db_execute_prepared('UPDATE user_auth SET enabled = \'on\' WHERE id = ?', array($user_id));
}
/* get_graph_permissions_sql - creates SQL that reprents the current graph, host and graph
template policies
@arg $policy_graphs - (int) the current graph policy
@arg $policy_hosts - (int) the current host policy
@arg $policy_graph_templates - (int) the current graph template policy
@returns - an SQL "where" statement */
function get_graph_permissions_sql($policy_graphs, $policy_hosts, $policy_graph_templates) {
$sql = '';
$sql_or = '';
$sql_and = '';
$sql_policy_or = '';
$sql_policy_and = '';
if ($policy_graphs == '1') {
$sql_policy_and .= "$sql_and(user_auth_perms.type != 1 OR user_auth_perms.type is null)";
$sql_and = ' AND ';
$sql_null = 'is null';
}elseif ($policy_graphs == '2') {
$sql_policy_or .= "$sql_or(user_auth_perms.type = 1 OR user_auth_perms.type is not null)";
$sql_or = ' OR ';
$sql_null = 'is not null';
}
if ($policy_hosts == '1') {
$sql_policy_and .= "$sql_and((user_auth_perms.type != 3) OR (user_auth_perms.type is null))";
$sql_and = ' AND ';
}elseif ($policy_hosts == '2') {
$sql_policy_or .= "$sql_or((user_auth_perms.type = 3) OR (user_auth_perms.type is not null))";
$sql_or = ' OR ';
}
if ($policy_graph_templates == '1') {
$sql_policy_and .= "$sql_and((user_auth_perms.type != 4) OR (user_auth_perms.type is null))";
$sql_and = ' AND ';
}elseif ($policy_graph_templates == '2') {
$sql_policy_or .= "$sql_or((user_auth_perms.type = 4) OR (user_auth_perms.type is not null))";
$sql_or = ' OR ';
}
$sql_and = '';
if (!empty($sql_policy_or)) {
$sql_and = 'AND ';
$sql .= $sql_policy_or;
}
if (!empty($sql_policy_and)) {
$sql .= "$sql_and$sql_policy_and";
}
if (empty($sql)) {
return '';
}else{
return '(' . $sql . ')';
}
}
/* is_graph_allowed - determines whether the current user is allowed to view a certain graph
@arg $local_graph_id - (int) the ID of the graph to check permissions for
@returns - (bool) whether the current user is allowed the view the specified graph or not */
function is_graph_allowed($local_graph_id, $user = 0) {
$rows = 0;
$graph = get_allowed_graphs('', '', '', $rows, $user, $local_graph_id);
if ($rows > 0) {
return true;
}else{
return false;
}
}
function auth_check_perms(&$objects, $policy) {
/* policy == allow AND matches = DENY */
if (sizeof($objects) && $policy == 1) {
return false;
/* policy == deny AND matches = ALLOW */
}elseif (sizeof($objects) && $policy == 2) {
return true;
/* policy == allow AND no matches = ALLOW */
}elseif (!sizeof($objects) && $policy == 1) {
return true;
/* policy == deny AND no matches = DENY */
}elseif (!sizeof($objects) && $policy == 2) {
return false;
}
}
/* is_tree_allowed - determines whether the current user is allowed to view a certain graph tree
@arg $tree_id - (int) the ID of the graph tree to check permissions for
@returns - (bool) whether the current user is allowed the view the specified graph tree or not */
function is_tree_allowed($tree_id, $user = 0) {
if (read_config_option('auth_method') != 0 && (isset($_SESSION['sess_user_id']))) {
if ($user == 0) {
$user = $_SESSION['sess_user_id'];
}
$policy = db_fetch_cell_prepared('SELECT policy_trees FROM user_auth WHERE id = ?', array($user));
$trees = db_fetch_assoc_prepared('SELECT user_id FROM user_auth_perms WHERE user_id = ? AND type = 2 AND item_id = ?', array($user, $tree_id));
$authorized = auth_check_perms($trees, $policy);
/* check for group perms */
if (!$authorized) {
$groups = db_fetch_assoc_prepared('SELECT uag.*
FROM user_auth_group AS uag
INNER JOIN user_auth_group_members AS uagm
ON uag.id = uagm.group_id
WHERE uag.enabled = \'on\' AND uagm.user_id = ?', array($user));
if (sizeof($groups)) {
foreach($groups as $g) {
$policy = $g['policy_trees'];
$trees = db_fetch_assoc_prepared('SELECT user_id FROM user_auth_perms WHERE user_id = ? AND type = 2 AND item_id = ?', array($user, $tree_id));
$authorized = auth_check_perms($trees, $policy);
if ($authorized) {
return true;
}
}
return false;
}else{
return false;
}
}else{
return true;
}
}else{
return true;
}
}
/* is_device_allowed - determines whether the current user is allowed to view a certain device
@arg $host_id - (int) the ID of the device to check permissions for
@returns - (bool) whether the current user is allowed the view the specified device or not */
function is_device_allowed($host_id, $user = 0) {
$total_rows = 0;
$host = get_allowed_devices('', '', '', $total_rows, $user, $host_id);
if ($total_rows > 0) {
return true;
}else{
return false;
}
}
/* is_graph_template_allowed - determines whether the current user is allowed to view a certain graph template
@arg $graph_template_id - (int) the ID of the graph template to check permissions for
@returns - (bool) whether the current user is allowed the view the specified graph template or not */
function is_graph_template_allowed($graph_template_id) {
$total_rows = 0;
$template = get_allowed_graph_templates('', '', '', $total_rows, $user = 0, $graph_template_id);
if ($total_rows > 0) {
return true;
}else{
return false;
}
}
/* is_view_allowed - Returns a true or false as to wether or not a specific view type is allowed
* View options include 'show_tree', 'show_list', 'show_preview', 'graph_settings'
*/
function is_view_allowed($view = 'show_tree') {
$values = array_rekey(db_fetch_assoc_prepared("SELECT DISTINCT $view
FROM user_auth_group AS uag
INNER JOIN user_auth_group_members AS uagm
ON uag.id = uagm.user_id
WHERE uag.enabled = 'on'
AND uagm.user_id = ?", array($_SESSION['sess_user_id'])), $view, $view);
if (isset($values[3])) {
return false;
}elseif (isset($values['on'])) {
return true;
}elseif (isset($values[2])) {
return true;
}else{
$value = db_fetch_cell_prepared("SELECT $view FROM user_auth WHERE id = ?", array($_SESSION['sess_user_id']));
if ($value == 'on') {
return true;
}else{
return false;
}
}
}
function is_realm_allowed($realm) {
global $user_auth_realms;
/* list all realms that this user has access to */
if (isset($_SESSION['sess_user_id'])) {
if (isset($_SESSION['sess_user_realms'][$realm])) {
return true;
}elseif (read_config_option('auth_method') != 0) {
$user_realm = db_fetch_cell_prepared('SELECT realm_id
FROM user_auth_realm
WHERE user_id = ?
AND realm_id = ?
UNION
SELECT realm_id
FROM user_auth_group_realm AS uagr
INNER JOIN user_auth_group AS uag
ON uag.id = uagr.group_id
INNER JOIN user_auth_group_members AS uagm
ON uag.id = uagm.group_id
WHERE uag.enabled = \'on\' AND uagr.realm_id = ?
AND uagm.user_id = ?', array($_SESSION['sess_user_id'], $realm, $realm, $_SESSION['sess_user_id']));
if (!empty($user_realm)) {
$_SESSION['sess_user_realms'][$realm] = $realm;
return true;
}else{
return false;
}
}else{
$_SESSION['sess_user_realms'][$realm] = $realm;
}
}else{
return false;
}
}
function get_allowed_tree_level($tree_id, $parent_id, $user = 0) {
$items = db_fetch_assoc_prepared('SELECT gti.id, gti.title, gti.host_id,
gti.local_graph_id, gti.host_grouping_type, h.description AS hostname
FROM graph_tree_items AS gti
INNER JOIN graph_tree AS gt
ON gt.id = gti.graph_tree_id
LEFT JOIN host AS h
ON h.id = gti.host_id
WHERE graph_tree_id = ?
AND parent = ?
ORDER BY position ASC', array($tree_id, $parent_id));
$i = 0;
if (sizeof($items)) {
foreach($items as $item) {
if ($item['host_id'] > 0) {
if (!is_device_allowed($item['host_id'], $user)) {
unset($items[$i]);
}
}elseif($item['local_graph_id'] > 0) {
if (!is_graph_allowed($item['local_graph_id'], $user)) {
unset($items[$i]);
}
}
$i++;
}
}
return $items;
}
function get_allowed_tree_content($tree_id, $parent = 0, $sql_where = '', $order_by = '', $limit = '', &$total_rows = 0, $user = 0) {
if ($limit != '') {
$limit = "LIMIT $limit";
}
if ($order_by != '') {
$order_by = "ORDER BY $order_by";
}
if ($sql_where != '') {
$sql_where = "WHERE gti.local_graph_id=0 AND gti.parent=$parent AND gti.graph_tree_id=$tree_id AND (" . $sql_where . ')';
}else{
$sql_where = "WHERE gti.local_graph_id=0 AND gti.parent=$parent AND gti.graph_tree_id=$tree_id";
}
if ($tree_id > 0) {
$heirarchy = db_fetch_assoc("SELECT gti.graph_tree_id AS tree_id, gti.id, gti.title, gti.host_id,
gti.local_graph_id, gti.host_grouping_type, h.description AS hostname
FROM graph_tree_items AS gti
INNER JOIN graph_tree AS gt
ON gt.id = gti.graph_tree_id
LEFT JOIN host AS h
ON h.id = gti.host_id
$sql_where
ORDER BY gti.position");
}else{
$heirarchy = db_fetch_assoc("SELECT gt.id AS tree_id, '0' AS id, gt.name AS title, '0' AS host_id,
'0' AS local_graph_id, '1' AS host_grouping_type, '' AS hostname
FROM graph_tree AS gt
WHERE enabled='on'
ORDER BY gt.name");
}
if (read_config_option('auth_method') != 0) {
$new_heirarchy = array();
if (sizeof($heirarchy)) {
foreach($heirarchy as $h) {
if ($h['host_id'] > 0) {
if (is_device_allowed($h['host_id'])) {
$new_heirarchy[] = $h;
}
}elseif ($h['id'] == 0) {
if (is_tree_allowed($h['tree_id'])) {
$new_heirarchy[] = $h;
}
}else{
$new_heirarchy[] = $h;
}
}
}
return $new_heirarchy;
}else{
return $heirarchy;
}
}
function get_allowed_tree_header_graphs($tree_id, $leaf_id = 0, $sql_where = '', $order_by = 'gti.position', $limit = '', &$total_rows = 0, $user = 0) {
if ($limit != '') {
$limit = "LIMIT $limit";
}
if ($order_by != '') {
$order_by = "ORDER BY $order_by";
}
if (strlen($sql_where)) {
$sql_where = " AND ($sql_where)";
}
$sql_where = "WHERE (gti.graph_tree_id=$tree_id AND gti.parent=$leaf_id)" . $sql_where;
$i = 0;
$sql_having = '';
$sql_select = '';
$sql_join = '';
if (read_config_option('auth_method') != 0) {
if ($user == 0) {
$user = $_SESSION['sess_user_id'];
}
if (read_config_option('graph_auth_method') == 1) {
$sql_operator = 'OR';
}else{
$sql_operator = 'AND';
}
/* get policies for all groups and user */
$policies = db_fetch_assoc_prepared("SELECT uag.id, 'group' AS type, policy_graphs, policy_hosts, policy_graph_templates FROM user_auth_group AS uag
INNER JOIN user_auth_group_members AS uagm
ON uag.id = uagm.group_id
WHERE uag.enabled = 'on' AND uagm.user_id = ?", array($user));
$policies[] = db_fetch_row_prepared("SELECT id, 'user' AS type, policy_graphs, policy_hosts, policy_graph_templates FROM user_auth WHERE id = ?", array($user));
foreach($policies as $policy) {
if ($policy['policy_graphs'] == 1) {
$sql_having .= (strlen($sql_having) ? ' OR':'') . " (user$i IS NULL";
}else{
$sql_having .= (strlen($sql_having) ? ' OR':'') . " (user$i=" . $policy['id'];
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.id=uap$i.item_id AND uap$i.type=1) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
if ($policy['policy_hosts'] == 1) {
$sql_having .= " OR (user$i IS NULL";
}else{
$sql_having .= " OR (user$i=" . $policy['id'];
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.host_id=uap$i.item_id AND uap$i.type=3) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
if ($policy['policy_graph_templates'] == 1) {
$sql_having .= " $sql_operator user$i IS NULL))";
}else{
$sql_having .= " $sql_operator user$i=" . $policy['id'] . '))';
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.graph_template_id=uap$i.item_id AND uap$i.type=4) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
}
$sql_having = "HAVING $sql_having";
$graphs = db_fetch_assoc("SELECT gti.id, gti.title, gti.rra_id, gtg.local_graph_id,
h.description, gt.name AS template_name, gtg.title_cache,
gtg.width, gtg.height, gl.snmp_index, gl.snmp_query_id,
$sql_select
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id = gtg.local_graph_id
INNER JOIN graph_tree_items AS gti
ON gti.local_graph_id = gl.id
LEFT JOIN graph_templates AS gt
ON gt.id = gl.graph_template_id
LEFT JOIN host AS h
ON h.id = gl.host_id
$sql_join
$sql_where
$sql_having
$order_by
$limit");
$total_rows = db_fetch_cell("SELECT COUNT(*)
FROM (
SELECT $sql_select
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id = gtg.local_graph_id
INNER JOIN graph_tree_items AS gti
ON gti.local_graph_id = gl.id
LEFT JOIN graph_templates AS gt
ON gt.id = gl.graph_template_id
LEFT JOIN host AS h
ON h.id = gl.host_id
$sql_join
$sql_where
$sql_having
) AS rower");
}else{
$graphs = db_fetch_assoc("SELECT
gti.id, gti.title,
gti.rra_id, gtg.local_graph_id,
host.description,
gt.name AS template_name,
gtg.title_cache,
gtg.width,
gtg.height,
gl.snmp_index,
gl.snmp_query_id
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id = gtg.local_graph_id
INNER JOIN graph_tree_items AS gti
ON gti.local_graph_id = gl.id
LEFT JOIN graph_templates AS gt
ON gt.id = gl.graph_template_id
LEFT JOIN host AS h
ON h.id = gl.host_id
$sql_where
$order_by
$limit");
$total_rows = db_fetch_cell("SELECT COUNT(*)
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id=gtg.local_graph_id
INNER JOIN graph_tree_items AS gti
ON gti.local_graph_id=gl.id
LEFT JOIN graph_templates AS gt
ON gt.id=gl.graph_template_id
LEFT JOIN host AS h
ON h.id=gl.host_id
$sql_where");
}
return $graphs;
}
function get_allowed_graphs($sql_where = '', $order_by = 'gtg.title_cache', $limit = '', &$total_rows = 0, $user = 0, $graph_id = 0) {
if ($limit != '') {
$limit = "LIMIT $limit";
}
if ($order_by != '') {
$order_by = "ORDER BY $order_by";
}
if ($graph_id > 0) {
$sql_where .= (strlen($sql_where) ? ' AND ':' ') . " gl.id=$graph_id";
}
if (strlen($sql_where)) {
$sql_where = "WHERE $sql_where";
}
$i = 0;
$sql_having = '';
$sql_select = '';
$sql_join = '';
if (read_config_option('auth_method') != 0) {
if ($user == 0) {
$user = $_SESSION['sess_user_id'];
}
if (read_config_option('graph_auth_method') == 1) {
$sql_operator = 'OR';
}else{
$sql_operator = 'AND';
}
/* get policies for all groups and user */
$policies = db_fetch_assoc_prepared("SELECT uag.id,
'group' AS type, policy_graphs, policy_hosts, policy_graph_templates
FROM user_auth_group AS uag
INNER JOIN user_auth_group_members AS uagm
ON uag.id = uagm.group_id
WHERE uag.enabled = 'on' AND uagm.user_id = ?", array($user));
$policies[] = db_fetch_row_prepared("SELECT id, 'user' AS type, policy_graphs, policy_hosts, policy_graph_templates FROM user_auth WHERE id = ?", array($user));
foreach($policies as $policy) {
if ($policy['policy_graphs'] == 1) {
$sql_having .= (strlen($sql_having) ? ' OR':'') . " (user$i IS NULL";
}else{
$sql_having .= (strlen($sql_having) ? ' OR':'') . " (user$i=" . $policy['id'];
}
$sql_join .= "LEFT JOIN user_auth_" . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.id=uap$i.item_id AND uap$i.type=1) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
if ($policy['policy_hosts'] == 1) {
$sql_having .= " OR (user$i IS NULL";
}else{
$sql_having .= " OR (user$i=" . $policy['id'];
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.host_id=uap$i.item_id AND uap$i.type=3) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
if ($policy['policy_graph_templates'] == 1) {
$sql_having .= " $sql_operator user$i IS NULL))";
}else{
$sql_having .= " $sql_operator user$i=" . $policy['id'] . '))';
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.graph_template_id=uap$i.item_id AND uap$i.type=4) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
}
$sql_having = "HAVING $sql_having";
$graphs = db_fetch_assoc("SELECT gtg.local_graph_id, h.description, gt.name AS template_name,
gtg.title_cache, gtg.width, gtg.height, gl.snmp_index, gl.snmp_query_id,
$sql_select
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id=gtg.local_graph_id
LEFT JOIN graph_templates AS gt
ON gt.id=gl.graph_template_id
LEFT JOIN host AS h
ON h.id=gl.host_id
$sql_join
$sql_where
$sql_having
$order_by
$limit");
$total_rows = db_fetch_cell("SELECT COUNT(*)
FROM (
SELECT $sql_select
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id=gtg.local_graph_id
LEFT JOIN graph_templates AS gt
ON gt.id=gl.graph_template_id
LEFT JOIN host AS h
ON h.id=gl.host_id
$sql_join
$sql_where
$sql_having
) AS rower");
}else{
$graphs = db_fetch_assoc("SELECT
gtg.local_graph_id,
host.description,
gt.name AS template_name,
gtg.title_cache,
gtg.width,
gtg.height,
gl.snmp_index,
gl.snmp_query_id
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id=gtg.local_graph_id
LEFT JOIN graph_templates AS gt
ON gt.id=gl.graph_template_id
LEFT JOIN host AS h
ON h.id=gl.host_id
$sql_where
$order_by
$limit");
$total_rows = db_fetch_cell("SELECT COUNT(*)
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id=gtg.local_graph_id
LEFT JOIN graph_templates AS gt
ON gt.id=gl.graph_template_id
LEFT JOIN host AS h
ON h.id=gl.host_id
$sql_where");
}
return $graphs;
}
function get_allowed_trees($edit = false, $return_sql = false, $sql_where = '', $order_by = 'name', $limit = '', &$total_rows = 0, $user = 0) {
if ($limit != '') {
$limit = "LIMIT $limit";
}
if ($order_by != '') {
$order_by = "ORDER BY $order_by";
}
$i = 0;
$sql_where1 = '';
$sql_select = '';
$sql_join = '';
if (read_config_option('auth_method') != 0) {
if ($user == 0) {
$user = $_SESSION['sess_user_id'];
}
/* get policies for all groups and user */
$policies = db_fetch_assoc_prepared("SELECT uag.id, 'group' AS type, policy_trees FROM user_auth_group AS uag
INNER JOIN user_auth_group_members AS uagm
ON uag.id = uagm.group_id
WHERE uag.enabled = 'on' AND uagm.user_id = ?", array($user));
$policies[] = db_fetch_row_prepared("SELECT id, 'user' as type, policy_trees FROM user_auth WHERE id = ?", array($user));
foreach($policies as $policy) {
if ($policy['policy_trees'] == '1') {
$sql_where1 .= (strlen($sql_where1) ? ' OR':'') . " uap$i." . $policy['type'] . "_id IS NULL";
}elseif ($policy['policy_trees'] == '2') {
$sql_where1 .= (strlen($sql_where1) ? ' OR':'') . " uap$i." . $policy['type'] . "_id IS NOT NULL";
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'group' ? 'group_':'') . "perms AS uap$i
ON (gt.id=uap$i.item_id AND uap$i.type=2 AND uap$i." . $policy['type'] . '_id=' . $policy['id'] . ') ';
$i++;
}
if (strlen($sql_where)) {
$sql_where = 'WHERE ' . ($edit == false ? '(gt.enabled="on") AND ':'') . '(' . $sql_where . ') AND (' . $sql_where1 . ')';
}else{
$sql_where = 'WHERE ' . ($edit == false ? '(gt.enabled="on") AND ':'') . '(gt.enabled="on") AND (' . $sql_where1 . ')';
}
$sql = "SELECT id, name
FROM graph_tree AS gt
$sql_join
$sql_where
$order_by
$limit";
if ($return_sql) {
return $sql;
}else{
$trees = db_fetch_assoc($sql);
$total_rows = db_fetch_cell("SELECT COUNT(gt.id)
FROM graph_tree AS gt
$sql_join
$sql_where");
}
}else{
if (strlen($sql_where)) {
$sql_where = "WHERE enabled='on' AND $sql_where";
}else{
$sql_where = "WHERE enabled='on'";
}
if ($return_sql) {
return "SELECT id, name FROM graph_tree $sql_where $order_by";
}else{
$templates = db_fetch_assoc("SELECT id, name FROM graph_tree $sql_where $order_by");
$total_rows = db_fetch_cell("SELECT COUNT(*) FROM graph_tree $sql_where");
}
}
return $trees;
}
function get_allowed_devices($sql_where = '', $order_by = 'description', $limit = '', &$total_rows = 0, $user = 0, $host_id = 0) {
if ($limit != '') {
$limit = "LIMIT $limit";
}
if ($order_by != '') {
$order_by = "ORDER BY $order_by";
}
if ($host_id > 0) {
$sql_where .= (strlen($sql_where) ? ' AND ':' ') . " gl.host_id=$host_id";
}
if (strlen($sql_where)) {
$sql_where = "WHERE $sql_where";
}
$i = 0;
$sql_having = '';
$sql_select = '';
$sql_join = '';
if (read_config_option('auth_method') != 0) {
if ($user == 0) {
$user = $_SESSION['sess_user_id'];
}
if (read_config_option('graph_auth_method') == 1) {
$sql_operator = 'OR';
}else{
$sql_operator = 'AND';
}
/* get policies for all groups and user */
$policies = db_fetch_assoc_prepared("SELECT uag.id, 'group' AS type, policy_graphs, policy_hosts, policy_graph_templates FROM user_auth_group AS uag
INNER JOIN user_auth_group_members AS uagm
ON uag.id = uagm.group_id
WHERE uag.enabled = 'on' AND uagm.user_id = ?", array($user));
$policies[] = db_fetch_row_prepared("SELECT id, 'user' AS type, policy_graphs, policy_hosts, policy_graph_templates FROM user_auth WHERE id = ?", array($user));
foreach($policies as $policy) {
if ($policy['policy_graphs'] == 1) {
$sql_having .= (strlen($sql_having) ? ' OR':'') . " (user$i IS NULL";
}else{
$sql_having .= (strlen($sql_having) ? ' OR':'') . " (user$i=" . $policy['id'];
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.id=uap$i.item_id AND uap$i.type=1) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
if ($policy['policy_hosts'] == 1) {
$sql_having .= " OR (user$i IS NULL";
}else{
$sql_having .= " OR (user$i=" . $policy['id'];
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.host_id=uap$i.item_id AND uap$i.type=3) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
if ($policy['policy_graph_templates'] == 1) {
$sql_having .= " $sql_operator user$i IS NULL))";
}else{
$sql_having .= " $sql_operator user$i=" . $policy['id'] . '))';
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.graph_template_id=uap$i.item_id AND uap$i.type=4) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
}
$sql_having = "HAVING $sql_having";
$host_list = db_fetch_assoc("SELECT h1.*
FROM host AS h1
INNER JOIN (
SELECT DISTINCT id FROM (
SELECT h.*, $sql_select
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id=gtg.local_graph_id
LEFT JOIN graph_templates AS gt
ON gt.id=gl.graph_template_id
LEFT JOIN host AS h
ON h.id=gl.host_id
$sql_join
$sql_where
$sql_having
) AS rs1
) AS rs2
ON rs2.id=h1.id
$order_by
$limit");
$total_rows = db_fetch_cell("SELECT COUNT(DISTINCT id)
FROM (
SELECT h.id, $sql_select
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id=gtg.local_graph_id
LEFT JOIN graph_templates AS gt
ON gt.id=gl.graph_template_id
LEFT JOIN host AS h
ON h.id=gl.host_id
$sql_join
$sql_where
$sql_having
) AS rower");
}else{
if (strlen($sql_where)) {
$sql_where = "WHERE $sql_where";
}
$host_list = db_fetch_assoc("SELECT *
FROM host AS h
$order_by
$limit");
$total_rows = db_fetch_cell("SELECT COUNT(*) FROM host AS h $sql_where");
}
return $host_list;
}
function get_allowed_graph_templates($sql_where = '', $order_by = 'name', $limit = '', &$total_rows = 0, $user = 0, $graph_template_id = 0) {
if ($limit != '') {
$limit = "LIMIT $limit";
}
if ($order_by != '') {
$order_by = "ORDER BY $order_by";
}
if ($graph_template_id > 0) {
$sql_where .= (strlen($sql_where) ? ' AND ':' ') . " gl.graph_template_id=$graph_template_id";
}
if (strlen($sql_where)) {
$sql_where = "WHERE $sql_where";
}
$i = 0;
$sql_having = '';
$sql_select = '';
$sql_join = '';
if (read_config_option('auth_method') != 0) {
if ($user == 0) {
$user = $_SESSION['sess_user_id'];
}
if (read_config_option('graph_auth_method') == 1) {
$sql_operator = 'OR';
}else{
$sql_operator = 'AND';
}
/* get policies for all groups and user */
$policies = db_fetch_assoc_prepared("SELECT uag.id, 'group' AS type, policy_graphs, policy_hosts, policy_graph_templates FROM user_auth_group AS uag
INNER JOIN user_auth_group_members AS uagm
ON uag.id = uagm.group_id
WHERE uag.enabled = 'on' AND uagm.user_id = ?", array($user));
$policies[] = db_fetch_row_prepared("SELECT id, 'user' AS type, policy_graphs, policy_hosts, policy_graph_templates FROM user_auth WHERE id = ?", array($user));
foreach($policies as $policy) {
if ($policy['policy_graphs'] == 1) {
$sql_having .= (strlen($sql_having) ? ' OR':'') . " (user$i IS NULL";
}else{
$sql_having .= (strlen($sql_having) ? ' OR':'') . " (user$i=" . $policy['id'];
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.id=uap$i.item_id AND uap$i.type=1) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
if ($policy['policy_hosts'] == 1) {
$sql_having .= " OR (user$i IS NULL";
}else{
$sql_having .= " OR (user$i=" . $policy['id'];
}
$sql_join .= "LEFT JOIN user_auth_" . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.host_id=uap$i.item_id AND uap$i.type=3) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
if ($policy['policy_graph_templates'] == 1) {
$sql_having .= " $sql_operator user$i IS NULL))";
}else{
$sql_having .= " $sql_operator user$i=" . $policy['id'] . '))';
}
$sql_join .= 'LEFT JOIN user_auth_' . ($policy['type'] == 'user' ? '':'group_') . "perms AS uap$i ON (gl.graph_template_id=uap$i.item_id AND uap$i.type=4) ";
$sql_select .= (strlen($sql_select) ? ', ':'') . "uap$i." . $policy['type'] . "_id AS user$i";
$i++;
}
$sql_having = "HAVING $sql_having";
$templates = db_fetch_assoc("SELECT gt1.*
FROM graph_templates AS gt1
INNER JOIN (
SELECT DISTINCT id FROM (
SELECT gt.*, $sql_select
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id=gtg.local_graph_id
LEFT JOIN graph_templates AS gt
ON gt.id=gl.graph_template_id
LEFT JOIN host AS h
ON h.id=gl.host_id
$sql_join
$sql_where
$sql_having
) AS rs1
) AS rs2
ON rs2.id=gt1.id
$order_by
$limit");
$total_rows = db_fetch_cell("SELECT COUNT(DISTINCT id)
FROM (
SELECT gt.id, $sql_select
FROM graph_templates_graph AS gtg
INNER JOIN graph_local AS gl
ON gl.id=gtg.local_graph_id
LEFT JOIN graph_templates AS gt
ON gt.id=gl.graph_template_id
LEFT JOIN host AS h
ON h.id=gl.host_id
$sql_join
$sql_where
$sql_having
) AS rower");
}else{
if (strlen($sql_where)) {
$sql_where = "WHERE $sql_where";
}
$host_list = db_fetch_assoc("SELECT *
FROM graph_templates AS gt
$order_by
$limit");
$total_rows = db_fetch_cell("SELECT COUNT(*) FROM graph_templates AS gt $sql_where");
}
return $templates;
}
/* get_host_array - returns a list of hosts taking permissions into account if necessary
@returns - (array) an array containing a list of hosts */
function get_host_array() {
$hosts = get_allowed_devices();
foreach($hosts as $host) {
$return_devices[] = $host['description'] . ' (' . $host['hostname'] . ')';
}
return $return_devices;
}
function get_allowed_ajax_hosts($include_any = true, $include_none = true) {
$return = array();
$term = $_REQUEST['term'];
$sql_where = "hostname LIKE '%$term%' OR description LIKE '%$term%' OR notes LIKE '%$term%'";
$hosts = get_allowed_devices($sql_where, 'description', 30);
if ($_REQUEST['term'] == '') {
if ($include_any) {
$return[] = array('label' => 'Any', 'value' => 'Any', 'id' => '-1');
}
if ($include_none) {
$return[] = array('label' => 'None', 'value' => 'None', 'id' => '0');
}
}
if (sizeof($hosts)) {
foreach($hosts as $host) {
$return[] = array('label' => $host['description'], 'value' => $host['description'], 'id' => $host['id']);
}
}
print json_encode($return);
}
function secpass_login_process () {
$users = db_fetch_assoc('SELECT username FROM user_auth WHERE realm = 0');
$username = sanitize_search_string(get_request_var_post('login_username'));
# Mark failed login attempts
if (read_config_option('secpass_lockfailed') > 0) {
$max = intval(read_config_option('secpass_lockfailed'));
if ($max > 0) {
$p = get_request_var_post('login_password');
foreach ($users as $fa) {
if ($fa['username'] == $username) {
$user = db_fetch_assoc_prepared("SELECT * FROM user_auth WHERE username = ? AND realm = 0 AND enabled = 'on'", array($username));
if (isset($user[0]['username'])) {
$user = $user[0];
$unlock = intval(read_config_option('secpass_unlocktime'));
if ($unlock > 1440) $unlock = 1440;
if ($unlock > 0 && (time() - $user['lastfail'] > 60 * $unlock)) {
db_execute_prepared("UPDATE user_auth SET lastfail = 0, failed_attempts = 0, locked = '' WHERE username = ? AND realm = 0 AND enabled = 'on'", array($username));
$user['failed_attempts'] = $user['lastfail'] = 0;
$user['locked'] == '';
}
if ($user['password'] != md5($p)) {
$failed = $user['failed_attempts'] + 1;
if ($failed >= $max) {
db_execute_prepared("UPDATE user_auth SET locked = 'on' WHERE username = ? AND realm = 0 AND enabled = 'on'", array($username));
$user['locked'] = 'on';
}
$user['lastfail'] = time();
db_execute_prepared("UPDATE user_auth SET lastfail = ?, failed_attempts = ? WHERE username = ? AND realm = 0 AND enabled = 'on'", array($user['lastfail'], $failed, $username));
if ($user['locked'] != '') {
auth_display_custom_error_message('This account has been locked.');
exit;
}
return false;
}
if ($user['locked'] != '') {
auth_display_custom_error_message('This account has been locked.');
exit; }
}
}
}
}
}
# Check if old password doesn't meet specifications and must be changed
if (read_config_option('secpass_forceold') == 'on') {
$p = get_request_var_post('login_password');
$error = secpass_check_pass($p);
if ($error != '') {
foreach ($users as $fa) {
if ($fa['username'] == $username) {
db_execute_prepared("UPDATE user_auth SET must_change_password = 'on' WHERE username = ? AND password = ? AND realm = 0 AND enabled = 'on'", array($username, md5(get_request_var_post('login_password'))));
return true;
}
}
}
}
# Set the last Login time
if (read_config_option('secpass_expireaccount') > 0) {
$p = get_request_var_post('login_password');
foreach ($users as $fa) {
if ($fa['username'] == $username) {
db_execute_prepared("UPDATE user_auth SET lastlogin = ? WHERE username = ? AND password = ? AND realm = 0 AND enabled = 'on'", array(time(), $username, md5(get_request_var_post('login_password'))));
}
}
}
return true;
}
function secpass_check_pass($p) {
$minlen = read_config_option('secpass_minlen');
$reqmixcase = (read_config_option('secpass_reqmixcase') == 'on' ? true : false);
$reqnum = (read_config_option('secpass_reqnum') == 'on' ? true : false);
$reqspec = (read_config_option('secpass_reqspec') == 'on' ? true : false);
if (strlen($p) < $minlen) {
return "Password must be at least $minlen characters!";
}
if ($reqnum && str_replace(array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9'), '', $p) == $p) {
return 'Your password must contain at least 1 numerical character!';
}
if ($reqmixcase && strtolower($p) == $p) {
return 'Your password must contain a mix of lower case and upper case characters!';
}
if ($reqspec && str_replace(array('~', '`', '!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '-', '_', '+', '=', '[', '{', ']', '}', ';', ':', '<', ',', '.', '>', '?', '|', '/', '\\'), '', $p) == $p) {
return 'Your password must contain at least 1 special character!';
}
return '';
}
function secpass_check_history($id, $p) {
$history = intval(read_config_option('secpass_history'));
if ($history > 0) {
$p = md5($p);
$user = db_fetch_row_prepared("SELECT password, password_history FROM user_auth WHERE id = ? AND realm = 0 AND enabled = 'on'", array($id));
if ($p == $user['password']) {
return false;
}
$passes = explode('|', $user['password_history']);
// Double check this incase the password history setting was changed
while (count($passes) > $history) {
array_shift($passes);
}
if (!empty($passes) && in_array($p, $passes)) {
return false;
}
}
return true;
}
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