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pandorafms/pandora_console/include/functions_snmp_browser.php

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<?php
// Pandora FMS - http://pandorafms.com
// ==================================================
// Copyright (c) 2013 Artica Soluciones Tecnologicas
// Please see http://pandorafms.org for full contribution list
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation; version 2
// 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.
include_once($config['homedir'] . "/include/functions_config.php");
enterprise_include_once ($config['homedir'] . '/enterprise/include/pdf_translator.php');
enterprise_include_once ($config['homedir'] . '/enterprise/include/functions_metaconsole.php');
// Date format for nfdump
global $nfdump_date_format;
$nfdump_date_format = 'Y/m/d.H:i:s';
/**
* Selects all netflow filters (array (id_name => id_name)) or filters filtered
*
* @param tree string SNMP tree returned by snmp_broser_get_tree.
* @param id string Level ID. Do not set, used for recursion.
* @param depth string Branch depth. Do not set, used for recursion.
*
*/
function snmp_browser_print_tree ($tree, $id = 0, $depth = 0, $last = 0, $last_array = array()) {
static $url = false;
// Get the base URL for images
if ($url === false) {
$url = ui_get_full_url('operation/tree');
}
// Leaf
if (empty ($tree['__LEAVES__'])) {
return;
}
$count = 0;
$total = sizeof (array_keys ($tree['__LEAVES__'])) - 1;
$last_array[$depth] = $last;
if ($depth > 0) {
echo "<ul id='ul_$id' style='margin: 0; padding: 0; display: none'>\n";
}
else {
echo "<ul id='ul_$id' style='margin: 0; padding: 0;'>\n";
}
foreach ($tree['__LEAVES__'] as $level => $sub_level) {
// Id used to expand leafs
$sub_id = time() . rand(0, getrandmax());
// Display the branch
echo "<li id='li_$sub_id' style='margin: 0; padding: 0;'>";
// Indent sub branches
for ($i = 1; $i <= $depth; $i++) {
if ($last_array[$i] == 1) {
echo '<img src="' . $url . '/no_branch.png" style="vertical-align: middle;">';
}
else {
echo '<img src="' . $url . '/branch.png" style="vertical-align: middle;">';
}
}
// Branch
if (! empty ($sub_level['__LEAVES__'])) {
echo "<a id='anchor_$sub_id' onfocus='javascript: this.blur();' href='javascript: toggleTreeNode(\"$sub_id\", \"$id\");'>";
if ($depth == 0 && $count == 0) {
if ($count == $total) {
echo '<img src="' . $url . '/one_closed.png" style="vertical-align: middle;">';
}
else {
echo '<img src="' . $url . '/first_closed.png" style="vertical-align: middle;">';
}
}
else if ($count == $total) {
echo '<img src="' . $url . '/last_closed.png" style="vertical-align: middle;">';
}
else {
echo '<img src="' . $url . '/closed.png" style="vertical-align: middle;">';
}
echo "</a>";
}
// Leave
else {
if ($depth == 0 && $count == 0) {
if ($count == $total) {
echo '<img src="' . $url . '/no_branch.png" style="vertical-align: middle;">';
}
else {
echo '<img src="' . $url . '/first_leaf.png" style="vertical-align: middle;">';
}
}
else if ($count == $total) {
echo '<img src="' . $url . '/last_leaf.png" style="vertical-align: middle;">';
}
else {
echo '<img src="' . $url . '/leaf.png" style="vertical-align: middle;">';
}
}
// Branch or leave with branches!
if (isset ($sub_level['__OID__'])) {
echo "<a onfocus='javascript: this.blur();' href='javascript: snmpGet(\"" . addslashes($sub_level['__OID__']) . "\");'>";
echo '<img src="' . $url . '/../../images/eye.png" style="vertical-align: middle;">';
echo "</a>";
}
echo '&nbsp;<span>' . $level . '</span>';
if (isset ($sub_level['__VALUE__'])) {
echo '<span class="value" style="display: none;">&nbsp;=&nbsp;' . $sub_level['__VALUE__'] . '</span>';
}
echo "</li>";
// Recursively print sub levels
snmp_browser_print_tree ($sub_level, $sub_id, $depth + 1, ($count == $total ? 1 : 0), $last_array);
$count++;
}
echo "</ul>";
}
/**
* Build the SNMP tree for the given SNMP agent.
*
* @param target_ip string IP of the SNMP agent.
* @param community string SNMP community to use.
*
* @return array The SNMP tree.
*/
function snmp_browser_get_tree ($target_ip, $community, $starting_oid = '.', $version = '2c', $snmp3_auth_user = '', $snmp3_security_level = '', $snmp3_auth_method = '', $snmp3_auth_pass = '', $snmp3_privacy_method = '', $snmp3_privacy_pass = '') {
global $config;
if ($target_ip == '') {
return __('Target IP cannot be blank.');
}
// Call snmpwalk
if (empty($config['snmpwalk'])) {
switch (PHP_OS) {
case "FreeBSD":
$snmpwalk_bin = '/usr/local/bin/snmpwalk';
break;
case "NetBSD":
$snmpwalk_bin = '/usr/pkg/bin/snmpwalk';
break;
default:
$snmpwalk_bin = 'snmpwalk';
break;
}
}
else {
$snmpwalk_bin = $config['snmpwalk'];
}
switch (PHP_OS) {
case "WIN32":
case "WINNT":
case "Windows":
$error_redir_dir = 'NUL';
break;
default:
$error_redir_dir = '/dev/null';
break;
}
$oid_tree = array('__LEAVES__' => array());
if ($version == "3") {
exec ($snmpwalk_bin . ' -m ALL -v 3 -u ' . escapeshellarg($snmp3_auth_user) . ' -A ' . escapeshellarg($snmp3_auth_pass) . ' -l ' . escapeshellarg($snmp3_security_level) . ' -a ' . escapeshellarg($snmp3_auth_method) . ' -x ' . escapeshellarg($snmp3_privacy_method) . ' -X ' . escapeshellarg($snmp3_privacy_pass) . ' ' . escapeshellarg($target_ip) . ' ' . escapeshellarg($starting_oid) . ' 2> ' . $error_redir_dir, $output, $rc);
}
else {
exec ($snmpwalk_bin . ' -m ALL -M +' . escapeshellarg($config['homedir'] . '/attachment/mibs') . ' -Cc -c ' . escapeshellarg($community) . ' -v ' . escapeshellarg($version) . ' ' . escapeshellarg($target_ip) . ' ' . escapeshellarg($starting_oid) . ' 2> ' . $error_redir_dir, $output, $rc);
}
//if ($rc != 0) {
// return __('No data');
//}
foreach ($output as $line) {
// Separate the OID from the value
$full_oid = explode ('=', $line);
if (! isset ($full_oid[1])) {
continue;
}
$oid = trim($full_oid[0]);
$value = trim ($full_oid[1]);
// Parse the OID
$group = 0;
$sub_oid = "";
$ptr = &$oid_tree['__LEAVES__'];
for ($i = 0; $i < strlen ($oid); $i++) {
// "X.Y.Z"
if ($oid[$i] == '"') {
$group = $group ^ 1;
}
// Move to the next element of the OID
if ($group == 0 && ($oid[$i] == '.' || ($oid[$i] == ':' && $oid[$i + 1] == ':'))) {
// Skip the next :
if ($oid[$i] == ':') {
$i++;
}
// Starting dot
if ($sub_oid == '') {
continue;
}
if (! isset ($ptr[$sub_oid]) || ! isset ($ptr[$sub_oid]['__LEAVES__'])) {
$ptr[$sub_oid]['__LEAVES__'] = array();
}
$ptr = &$ptr[$sub_oid]['__LEAVES__'];
$sub_oid = '';
}
else {
if ($oid[$i] != '"') {
$sub_oid .= $oid[$i];
}
}
}
// The last element will contain the full OID
$ptr[$sub_oid] = array('__OID__' => $oid, '__VALUE__' => $value);
$ptr = &$ptr[$sub_oid];
$sub_oid = "";
}
return $oid_tree;
}
/**
* Retrieve data for the specified OID.
*
* @param target_ip string IP of the SNMP agent.
* @param community string SNMP community to use.
* @param target_oid SNMP OID to query.
*
* @return array OID data.
*
*/
function snmp_browser_get_oid ($target_ip, $community, $target_oid, $version = '2c', $snmp3_auth_user = '', $snmp3_security_level = '', $snmp3_auth_method = '', $snmp3_auth_pass = '', $snmp3_privacy_method = '', $snmp3_privacy_pass = '') {
global $config;
if ($target_oid == '') {
return;
}
$oid_data['oid'] = $target_oid;
if (empty($config['snmpget'])) {
switch (PHP_OS) {
case "FreeBSD":
$snmpget_bin = '/usr/local/bin/snmpget';
break;
case "NetBSD":
$snmpget_bin = '/usr/pkg/bin/snmpget';
break;
default:
$snmpget_bin = 'snmpget';
break;
}
}
else {
$snmpget_bin = $config['snmpget'];
}
switch (PHP_OS) {
case "WIN32":
case "WINNT":
case "Windows":
$error_redir_dir = 'NUL';
break;
default:
$error_redir_dir = '/dev/null';
break;
}
if ($version == "3") {
exec ($snmpget_bin . ' -m ALL -v 3 -u ' . escapeshellarg($snmp3_auth_user) . ' -A ' . escapeshellarg($snmp3_auth_pass) . ' -l ' . escapeshellarg($snmp3_security_level) . ' -a ' . escapeshellarg($snmp3_auth_method) . ' -x ' . escapeshellarg($snmp3_privacy_method) . ' -X ' . escapeshellarg($snmp3_privacy_pass) . ' ' . escapeshellarg($target_ip) . ' ' . escapeshellarg($target_oid) . ' 2> ' . $error_redir_dir, $output, $rc);
}
else {
exec ($snmpget_bin . ' -m ALL -M +' . escapeshellarg($config['homedir'] . '/attachment/mibs') . ' -On -c ' . escapeshellarg($community) . ' -v ' . escapeshellarg($version) . ' ' . escapeshellarg($target_ip) . ' ' . escapeshellarg($target_oid) . ' 2> ' . $error_redir_dir, $output, $rc);
}
if ($rc != 0) {
return $oid_data;
}
foreach ($output as $line) {
// Separate the OID from the value
$full_oid = explode ('=', $line);
if (! isset ($full_oid[1])) {
break;
}
$oid = trim($full_oid[0]);
$oid_data['numeric_oid'] = $oid;
// Translate the OID
if (empty($config['snmptranslate'])) {
switch (PHP_OS) {
case "FreeBSD":
$snmptranslate_bin = '/usr/local/bin/snmptranslate';
break;
case "NetBSD":
$snmptranslate_bin = '/usr/pkg/bin/snmptranslate';
break;
default:
$snmptranslate_bin = 'snmptranslate';
break;
}
}
else {
$snmptranslate_bin = $config['snmptranslate'];
}
exec ($snmptranslate_bin . " -Td " . escapeshellarg($oid),
$translate_output);
foreach ($translate_output as $line) {
if (preg_match ('/SYNTAX\s+(.*)/', $line, $matches) == 1) {
$oid_data['syntax'] = $matches[1];
}
else if (preg_match ('/MAX-ACCESS\s+(.*)/', $line, $matches) == 1) {
$oid_data['max_access'] = $matches[1];
}
else if (preg_match ('/STATUS\s+(.*)/', $line, $matches) == 1) {
$oid_data['status'] = $matches[1];
}
else if (preg_match ('/DISPLAY\-HINT\s+(.*)/', $line, $matches) == 1) {
$oid_data['display_hint'] = $matches[1];
}
}
// Parse the description
$translate_output = implode ('', $translate_output);
if (preg_match ('/DESCRIPTION\s+\"(.*)\"/', $translate_output, $matches) == 1) {
$oid_data['description'] = $matches[1];
}
$full_value = explode (':', trim ($full_oid[1]));
if (! isset ($full_value[1])) {
$oid_data['value'] = trim ($full_oid[1]);
}
else {
$oid_data['type'] = trim($full_value[0]);
$oid_data['value'] = trim($full_value[1]);
}
return $oid_data;
}
}
/**
* Print the given OID data.
*
* @param oid array OID data.
* @param custom_action string A custom action added to next to the close button.
* @param bool return The result is printed if set to true or returned if set to false.
*
* @return string The OID data.
*/
function snmp_browser_print_oid ($oid = array(), $custom_action = '',
$return = false, $community = '', $snmp_version = 1) {
$output = '';
// OID information table
$table->width = '100%';
$table->size = array ();
$table->data = array ();
foreach (array('oid', 'numeric_oid', 'value') as $key) {
if (! isset ($oid[$key])) {
$oid[$key] = '';
}
}
$table->data[0][0] = '<strong>' . __('OID') . '</strong>';
$table->data[0][1] = $oid['oid'];
$table->data[1][0] = '<strong>' . __('Numeric OID') . '</strong>';
$table->data[1][1] = '<span id="snmp_selected_oid">' .
$oid['numeric_oid'] . '</span>';
$table->data[2][0] = '<strong>' . __('Value') . '</strong>';
$table->data[2][1] = $oid['value'];
$i = 3;
if (isset ($oid['type'])) {
$table->data[$i][0] = '<strong>' . __('Type') . '</strong>';
$table->data[$i][1] = $oid['type'];
$i++;
}
if (isset ($oid['description'])) {
$table->data[$i][0] = '<strong>' . __('Description') . '</strong>';
$table->data[$i][1] = $oid['description'];
$i++;
}
if (isset ($oid['syntax'])) {
$table->data[$i][0] = '<strong>'.__('Syntax').'</strong>';
$table->data[$i][1] = $oid['syntax'];
$i++;
}
if (isset ($oid['display_hint'])) {
$table->data[$i][0] = '<strong>'.__('Display hint').'</strong>';
$table->data[$i][1] = $oid['display_hint'];
$i++;
}
if (isset ($oid['max_access'])) {
$table->data[$i][0] = '<strong>'.__('Max access').'</strong>';
$table->data[$i][1] = $oid['max_access'];
$i++;
}
if (isset ($oid['status'])) {
$table->data[$i][0] = '<strong>'.__('Status').'</strong>';
$table->data[$i][1] = $oid['status'];
$i++;
}
$closer = '<a href="javascript:" onClick="hideOIDData();">';
$closer .= html_print_image ("images/blade.png", true, array ("title" => __('Close'), "style" => 'vertical-align: middle;'), false);
$closer .= '</a>';
$table->head[0] = $closer;
$table->head[1] = __('OID Information');
// Add a span for custom actions
if ($custom_action != '') {
$output .= '<span id="snmp_custom_action">' . $closer . $custom_action . '</span>';
}
$output .= html_print_table($table, true);
$url = "index.php?" .
"sec=gmodules&" .
"sec2=godmode/modules/manage_network_components";
$output .= '<form style="text-align: center;" method="post" action="' . $url . '">';
$output .= html_print_input_hidden('create_network_from_snmp_browser', 1, true);
$output .= html_print_input_hidden('id_component_type', 2, true);
$output .= html_print_input_hidden('type', 17, true);
$name = '';
if (!empty($oid['oid'])) {
$name = $oid['oid'];
}
$output .= html_print_input_hidden('name', $name, true);
$description = '';
if (!empty($oid['description'])) {
$description = $oid['description'];
}
$output .= html_print_input_hidden('description', $description, true);
$output .= html_print_input_hidden('snmp_oid', $oid['numeric_oid'], true);
$output .= html_print_input_hidden('snmp_community', $community, true);
$output .= html_print_input_hidden('snmp_version', $snmp_version, true);
$output .= html_print_submit_button(__('Create network component'),
'', false, '', true);
$output .= '</form>';
if ($return) {
return $output;
}
echo $output;
}
/**
* Print the div that contains the SNMP browser.
*
* @param bool return The result is printed if set to true or returned if set to false.
* @param string width Width of the SNMP browser. Units must be specified.
* @param string height Height of the SNMP browser. Units must be specified.
* @param string display CSS display value for the container div. Set to none to hide the div.
*
* @return string The container div.
*
*/
function snmp_browser_print_container ($return = false, $width = '95%', $height = '500px', $display = '') {
// Target selection
$table->width = '100%';
$table->size = array ();
$table->data = array ();
$table->data[0][0] = '<strong>'.__('Target IP').'</strong><br>';
$table->data[0][0] .= html_print_input_text ('target_ip', '', '', 25, 0, true);
$table->data[0][1] = '<strong>'.__('Community').'</strong><br>';
$table->data[0][1] .= html_print_input_text ('community', '', '', 25, 0, true);
$table->data[0][2] = '<strong>'.__('Starting OID').'</strong><br>';
$table->data[0][2] .= html_print_input_text ('starting_oid', '.1.3.6.1.2', '', 25, 0, true);
$table->data[0][3] = '<strong>' . __('Version') . '</strong>';
$table->data[0][3] .= html_print_select (
array ('1' => 'v. 1',
'2' => 'v. 2',
'2c' => 'v. 2c',
'3' => 'v. 3'),
'snmp_browser_version', '', 'checkSNMPVersion();', '', '', true, false, false, '');
$table->cellstyle[0][3] = 'width: 15px;';
$table->data[0][4] = html_print_button(__('Browse'), 'browse', false, 'snmpBrowse()', 'class="sub search"', true);
$table->cellstyle[0][4] = 'vertical-align: bottom;';
// SNMP v3 options
$table3->width = '98%';
$table3->valign[0] = 'top';
$table3->valign[1] = 'top';
$table3->data[2][1] = '<b>'.__('Auth user').'</b>';
$table3->data[2][2] = html_print_input_text ('snmp3_browser_auth_user', '', '', 15, 60, true);
$table3->data[2][3] = '<b>'.__('Auth password').'</b>';
$table3->data[2][4] = html_print_input_password ('snmp3_browser_auth_pass', '', '', 15, 60, true);
$table3->data[2][4] .= html_print_input_hidden('active_snmp_v3', 0, true);
$table3->data[5][0] = '<b>'.__('Privacy method').'</b>';
$table3->data[5][1] = html_print_select(array('DES' => __('DES'), 'AES' => __('AES')), 'snmp3_browser_privacy_method', '', '', '', '', true);
$table3->data[5][2] = '<b>'.__('Privacy pass').'</b>';
$table3->data[5][3] = html_print_input_password ('snmp3_browser_privacy_pass', '', '', 15, 60, true);
$table3->data[6][0] = '<b>'.__('Auth method').'</b>';
$table3->data[6][1] = html_print_select(array('MD5' => __('MD5'), 'SHA' => __('SHA')), 'snmp3_browser_auth_method', '', '', '', '', true);
$table3->data[6][2] = '<b>'.__('Security level').'</b>';
$table3->data[6][3] = html_print_select(array('noAuthNoPriv' => __('Not auth and not privacy method'),
'authNoPriv' => __('Auth and not privacy method'), 'authPriv' => __('Auth and privacy method')), 'snmp3_browser_security_level', '', '', '', '', true);
// Search tools
$table2->width = '100%';
$table2->size = array ();
$table2->data = array ();
$table2->data[0][0] = html_print_input_text ('search_text', '', '', 25, 0, true);
$table2->data[0][0] .= '<a href="javascript:">' .
html_print_image ("images/zoom.png", true, array ('title' => __('Search'), 'style' => 'vertical-align: middle;', 'onclick' => 'searchText();')) . '</a>';
$table2->data[0][1] = '&nbsp;' . '<a href="javascript:">' .
html_print_image ("images/go_first.png", true, array ('title' => __('First match'), 'style' => 'vertical-align: middle;', 'onclick' => 'searchFirstMatch();')) . '</a>';
$table2->data[0][1] .= '&nbsp;' . '<a href="javascript:">' .
html_print_image ("images/go_previous.png", true, array ('title' => __('Previous match'), 'style' => 'vertical-align: middle;', 'onclick' => 'searchPrevMatch();')) . '</a>';
$table2->data[0][1] .= '&nbsp;' . '<a href="javascript:">' .
html_print_image ("images/go_next.png", true, array ('title' => __('Next match'), 'style' => 'vertical-align: middle;', 'onclick' => 'searchNextMatch();')) . '</a>';
$table2->data[0][1] .= '&nbsp;' . '<a href="javascript:">' .
html_print_image ("images/go_last.png", true, array ('title' => __('Last match'), 'style' => 'vertical-align: middle;', 'onclick' => 'searchLastMatch();')) . '</a>';
$table2->cellstyle[0][1] = 'text-align:center;';
$table2->data[0][2] = '&nbsp;' . '<a href="javascript:">' .
html_print_image("images/expand.png", true,
array('title' => __('Expand the tree (can be slow)'),
'style' => 'vertical-align: middle;', 'onclick' => 'expandAll();')) . '</a>';
$table2->data[0][2] .= '&nbsp;' . '<a href="javascript:">' . html_print_image ("images/collapse.png", true, array ('title' => __('Collapse the tree'), 'style' => 'vertical-align: middle;', 'onclick' => 'collapseAll();')) . '</a>';
$table2->cellstyle[0][2] = 'text-align:center;';
// This extra div that can be handled by jquery's dialog
$output = '<div id="snmp_browser_container" style="display:' . $display . '">';
$output .= '<div style="text-align: left; width: ' . $width . '; height: ' . $height . ';">';
$output .= '<div style="width: 100%">';
$output .= html_print_table($table, true);
$output .= '</div>';
if (!isset($snmp_version)) {
$snmp_version = null;
}
if ($snmp_version == 3) {
$output .= '<div id="snmp3_browser_options">';
}
else {
$output .= '<div id="snmp3_browser_options" style="display: none;">';
}
$output .= ui_toggle(html_print_table($table3, true), __('SNMP v3 options'), '', true, true);
$output .= '</div>';
$output .= '<div style="width: 100%; padding-top: 10px;">';
$output .= ui_toggle(html_print_table($table2, true), __('Search options'), '', true, true);
$output .= '</div>';
// SNMP tree container
$output .= '<div style="width: 100%; height: 100%; margin-top: 5px; position: relative;">';
$output .= html_print_input_hidden ('search_count', 0, true);
$output .= html_print_input_hidden ('search_index', -1, true);
// Save some variables for javascript functions
$output .= html_print_input_hidden ('ajax_url', ui_get_full_url("ajax.php"), true);
$output .= html_print_input_hidden ('search_matches_translation', __("Search matches"), true);
$output .= '<div id="search_results" style="display: none; padding: 5px; background-color: #EAEAEA; border: 1px solid #E2E2E2; border-radius: 4px;"></div>';
$output .= '<div id="spinner" style="position: absolute; top:0; left:0px; display:none; padding: 5px;">' . html_print_image ("images/spinner.gif", true) . '</div>';
$output .= '<div id="snmp_browser" style="height: 100%; overflow: auto; background-color: #F4F5F4; border: 1px solid #E2E2E2; border-radius: 4px; padding: 5px;"></div>';
$output .= '<div id="snmp_data" style="margin: 5px;"></div>';
$output .= '</div>';
$output .= '</div>';
$output .= '</div>';
if ($return) {
return $output;
}
echo $output;
}
?>
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