pandorafms/pandora_console/include/functions_snmp_browser.php

333 lines
9.6 KiB
PHP

<?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, $last_array = array()) {
// Leaf
if (empty ($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[$i] == 1) {
html_print_image ("operation/tree/no_branch.png", false, array ("style" => 'vertical-align: middle;'));
} else {
html_print_image ("operation/tree/branch.png", false, array ("style" => 'vertical-align: middle;'));
}
}
// Branch
if (! empty ($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 == $total) {
html_print_image ("operation/tree/one_closed.png", false, array ("style" => 'vertical-align: middle;'));
}
else {
html_print_image ("operation/tree/first_closed.png", false, array ("style" => 'vertical-align: middle;'));
}
}
else if ($count == $total) {
html_print_image ("operation/tree/last_closed.png", false, array ("style" => 'vertical-align: middle;'));
}
else {
html_print_image ("operation/tree/closed.png", false, array ("style" => 'vertical-align: middle;'));
}
echo "</a>";
}
// Leave
else {
if ($depth == 0 && $count == 0) {
if ($count == $total) {
html_print_image ("operation/tree/no_branch.png", false, array ("style" => 'vertical-align: middle;'));
}
else {
html_print_image ("operation/tree/first_leaf.png", false, array ("style" => 'vertical-align: middle;'));
}
}
else if ($count == $total) {
html_print_image ("operation/tree/last_leaf.png", false, array ("style" => 'vertical-align: middle;'));
}
else {
html_print_image ("operation/tree/leaf.png", false, array ("style" => 'vertical-align: middle;'));
}
}
// Branch or leave with branches!
if (isset ($sub_level['__OID__'])) {
echo "<a onfocus='javascript: this.blur();' href='javascript: snmpGet(\"" . addslashes($sub_level['__OID__']) . "\");'>";
html_print_image ("images/computer_error.png", false, array ("style" => 'vertical-align: middle;'));
echo "</a>";
}
echo '<span>' . $level . '</span>';
if (isset ($sub_level['__VALUE__'])) {
echo '<span class="value" style="display: none;"> = ' . $sub_level['__VALUE__'] . '</span>';
}
echo "</li>";
// Recursively print sub levels
snmp_browser_print_tree ($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 = '.') {
global $config;
if ($target_ip == '') {
return __('Target IP cannot be blank.');
}
// Call snmpwalk
$oid_tree = array('__LEAVES__' => array());
exec ('snmpwalk -m ALL -M +' . escapeshellarg($config['homedir'] . '/attachment/mibs') . ' -Cc -c ' . escapeshellarg($community) . ' -v 1 ' . escapeshellarg($target_ip) . ' ' . escapeshellarg($starting_oid), $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] == '.') {
// 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) {
global $config;
if ($target_oid == '') {
return;
}
$oid_data['oid'] = $target_oid;
exec ('snmpget -m ALL -M +' . escapeshellarg($config['homedir'] . '/attachment/mibs') . ' -On -v1 -c ' . escapeshellarg($community) . " " . escapeshellarg($target_ip) . ' ' . escapeshellarg($target_oid), $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'] = $oid;
// Translate the OID
exec ("snmptranslate -Td " . escapeshellarg($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 $oid array OID data.
*
*/
function snmp_browser_print_oid ($oid = array()) {
// 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] = $oid['numeric_oid'];
$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'];
$i++;
}
echo '<a href="#" onClick="hideOIDData();">';
html_print_image ("images/cancel.png", false, array ("style" => 'vertical-align: middle;'), false);
echo '</a>';
html_print_table($table, false);
}
?>