pnp4nagios/share/pnp/application/models/data.php
2017-05-20 15:29:39 +02:00

1116 lines
40 KiB
PHP

<?php defined('SYSPATH') OR die('No direct access allowed.');
/**
* Retrieves and manipulates current status of hosts (and services?)
*/
class Data_Model extends System_Model
{
private $XML = array();
public $DS = array();
public $MACRO = array();
private $RRD = array();
public $STRUCT = array();
public $TIMERANGE = array();
public $PAGE_DEF = array();
public $PAGE_GRAPH = array();
public $XPORT = "";
public $TEMPLATE_FILE = "";
public $GRAPH_TYPE = 'normal';
/*
*
*
*/
public function __construct(){
$this->config = new Config_Model();
$this->config->read_config();
$this->auth = new Auth_Model();
}
/*
* Get All Special Templates
*
*/
public function getSpecialTemplates(){
$conf = $this->config->conf;
$templates = array();
if (is_dir($conf['special_template_dir'])){
if ($dh = opendir($conf['special_template_dir'])) {
while (($file = readdir($dh)) !== false) {
if ($file == "." || $file == "..")
continue;
if (!preg_match("/(.*)\.php$/", $file, $template))
continue;
$templates[] = $template[1];
}
}
}
if(sizeof($templates) > 0){
sort($templates);
return $templates;
}else{
return FALSE;
}
}
public function getFirstSpecialTemplate(){
$templates = $this->getSpecialTemplates();
if($templates === FALSE){
return FALSE;
}else{
return $templates[0];
}
}
/*
*
*
*/
public function getHosts() {
$hosts = array();
$conf = $this->config->conf;
$i = 0;
if (is_dir($conf['rrdbase'])) {
if ($dh = opendir($conf['rrdbase'])) {
while (($file = readdir($dh)) !== false) {
if ($file == "." || $file == ".." || $file == ".pnp-internal")
continue;
if (is_file($conf['rrdbase'] . "/" . $file) )
continue;
if($this->auth->is_authorized($file) === FALSE)
continue;
$stat = stat($conf['rrdbase'] . "/" . $file);
$age = (time() - $stat['mtime']);
$hosts[$i]['name'] = $file;
$hosts[$i]['sort'] = strtoupper($file);
if ($age < $conf['max_age']) {
$hosts[$i]['state'] = 'active';
} else {
$hosts[$i]['state'] = 'inactive';
}
$i++;
}
closedir($dh);
} else {
throw new Kohana_User_Exception('Perfdata Dir', "Can not open $path");
}
}
if(sizeof($hosts)>0){
# Obtain a list of columns
foreach ($hosts as $key => $row) {
$sort[$key] = $row['sort'];
}
# Sort the data with volume descending, edition ascending
# Add $data as the last parameter, to sort by the common key
array_multisort($sort, SORT_ASC, $hosts);
}else{
throw new Kohana_Exception('error.perfdata-dir-empty', $conf['rrdbase'] );
}
return $hosts;
}
/*
*
*
*/
function getRawServices($hostname) {
$services = array ();
$host = array();
$conf = $this->config->conf;
$i = 0;
$path = $conf['rrdbase'] . $hostname;
if (is_dir($path)) {
if ($dh = opendir($path)) {
while ( ($file = readdir($dh) ) !== false) {
if ($file == "." || $file == "..")
continue;
if (!preg_match("/(.*)\.xml$/", $file, $servicedesc))
continue;
$fullpath = $path . "/" . $file;
$stat = stat("$fullpath");
$age = (time() - $stat['mtime']);
$state = "active";
if ($age > $conf['max_age']) { # 6Stunden
$state = "inactive";
}
$services[$i]['state'] = $state;
$services[$i]['name'] = $servicedesc[1];
$i++;
}
}
}else{
throw new Kohana_Exception('error.perfdata-dir-for-host', $path, $hostname );
}
if( is_array($services) && sizeof($services) > 0){
# Obtain a list of columns
foreach ($services as $key => $row) {
$sort[$key] = $row['name'];
}
# Sort the data with volume descending, edition ascending
# Add $data as the last parameter, to sort by the common key
array_multisort($sort, SORT_STRING, $services);
}else{
throw new Kohana_Exception('error.host-perfdata-dir-empty', $path, $hostname );
}
return $services;
}
/*
*
*
*/
function getServices($hostname) {
$services = array ();
$host = array();
$i = 0;
$service_list = $this->getRawServices($hostname);
foreach( $service_list as $s ){
if(!$this->readXML($hostname, $s['name'], FALSE)){
continue;
}
if($s['name'] == "_HOST_"){
// Check authorization
if($this->auth->is_authorized((string) $this->XML->NAGIOS_AUTH_HOSTNAME, "_HOST_") === FALSE)
continue;
$host[0]['name'] = "_HOST_";
$host[0]['hostname'] = (string) $this->XML->NAGIOS_HOSTNAME;
$host[0]['state'] = $s['state'];
$host[0]['servicedesc'] = "Host Perfdata";
$host[0]['is_multi'] = (string) $this->XML->DATASOURCE[0]->IS_MULTI[0];
}else{
// Check authorization
if($this->auth->is_authorized((string) $this->XML->NAGIOS_AUTH_HOSTNAME, (string) $this->XML->NAGIOS_AUTH_SERVICEDESC) === FALSE )
continue;
$services[$i]['name'] = $s['name'];
// Sorting check_multi
if( (string) $this->XML->NAGIOS_MULTI_PARENT == ""){
$services[$i]['sort'] = strtoupper($s['name']);
}else{
$services[$i]['sort'] = strtoupper((string) $this->XML->NAGIOS_MULTI_PARENT);
$services[$i]['sort'] .= (string) $this->XML->DATASOURCE[0]->IS_MULTI[0];
$services[$i]['sort'] .= strtoupper($s['name']);
}
$services[$i]['state'] = $s['state'];
$services[$i]['hostname'] = (string) $this->XML->NAGIOS_DISP_HOSTNAME;
$services[$i]['servicedesc'] = (string) $this->XML->NAGIOS_DISP_SERVICEDESC;
$services[$i]['is_multi'] = (string) $this->XML->DATASOURCE[0]->IS_MULTI[0];
}
$i++;
}
#print Kohana::debug($services);
if( is_array($services) && sizeof($services) > 0){
# Obtain a list of columns
foreach ($services as $key => $row) {
$sort[$key] = $row['sort'];
}
# Sort the data with volume descending, edition ascending
# Add $data as the last parameter, to sort by the common key
array_multisort($sort, SORT_STRING, $services);
}
if(is_array($host) && sizeof($host) > 0 ){
array_unshift($services, $host[0]);
}
return $services;
}
/*
*
*
*/
public function getFirstService($hostname) {
$conf = $this->config->conf;
$services = $this->getServices($hostname);
foreach ($services as $srv) {
if ($srv['state'] == "active" ) {
break;
}
}
if(sizeof($srv) == 0){
throw new Kohana_Exception('error.get-first-service', $hostname );
}
return $srv['name'];
}
/*
*
*
*/
public function getFirstHost() {
$conf = $this->config->conf;
$hosts = $this->getHosts();
foreach ($hosts as $host) {
if ($host['state'] == "active" ) {
break;
}
}
if(sizeof($host) == 0){
throw new Kohana_Exception('error.get-first-host');
}
return $host['name'];
}
/*
*
*
*/
public function readXML ($hostname, $servicedesc, $throw_exception=TRUE){
$conf = $this->config->conf;
$xmlfile = $conf['rrdbase'].$hostname."/".$servicedesc.".xml";
$xml = array();
if (file_exists($xmlfile)) {
libxml_use_internal_errors(TRUE);
libxml_clear_errors(TRUE);
if(! $xml = simplexml_load_file($xmlfile) ){;
if( $throw_exception == TRUE ){
$errors = '<br>';
foreach(libxml_get_errors() as $error) {
$errors .= $error->message."<br>";
}
throw new Kohana_Exception('error.xml-generic_error',$xmlfile, $errors);
}else{
return FALSE;
}
}
$this->XML = array();
$this->MACRO = array();
$this->MACRO['AUTH_SERVICEDESC'] = '';
$this->MACRO['AUTH_HOSTNAME'] = '';
$this->DS = array();
// Throw excaption without a valid structure version
if(!isset($xml->XML->VERSION) && $throw_exception == TRUE){
throw new Kohana_Exception('error.xml-structure-without-version-tag',$xmlfile);
}
if(!isset($xml->XML->VERSION) && $throw_exception == FALSE){
return FALSE;
}
foreach ( $xml as $key=>$val ){
if(preg_match('/^NAGIOS_(.*)$/', $key, $match)){
#print $match[1]." => ".$val."\n";
$key = $match[1];
$this->MACRO[$key] = (string) $val;
}
}
$i=0;
foreach ( $xml->DATASOURCE as $datasource ){
foreach ( $datasource as $key=>$val){
#print "$key => $val\n";
#$$key[$i] = (string) $val;
$this->DS[$i][$key] = (string) $val;
}
$i++;
}
$this->XML = $xml;
return TRUE;
}else{
throw new Kohana_Exception('error.xml-not-found', $xmlfile);
}
}
/*
*
*
*/
public function buildDataStruct ($host = FALSE, $service = FALSE, $view = NULL, $source = NULL){
if($host === FALSE && $service === FALSE){
return FALSE;
}
$conf = $this->config->conf;
/*
* Special templates without Host/Service
*/
if($host == '__special' ){
// $service contains the template name
$this->includeTemplate($service,'special');
}else{
if( $this->readXML($host,$service) == FALSE ){
throw new Kohana_Exception('error.xml-not-found', "Undefined error");
return false;
}
$this->includeTemplate($this->DS[0]['TEMPLATE']);
}
if(isset($this->TIMERANGE['type']) && $this->TIMERANGE['type'] == "start-end"){
$view = intval($view);
$i=0;
foreach( $this->RRD['def'] as $key=>$val){
if( ! is_null($source) && $source != $key ){
continue;
}
$tmp_struct = array();
$tmp_struct['LEVEL'] = $i;
$tmp_struct['VIEW'] = $view;
$tmp_struct['TEMPLATE_FILE'] = $this->TEMPLATE_FILE;;
$tmp_struct['SOURCE'] = $key;
$tmp_struct['RRD_CALL'] = $this->TIMERANGE['cmd'] . " ". $this->RRD['opt'][$key] . " " . $this->RRD['def'][$key];
$tmp_struct['TIMERANGE'] = $this->TIMERANGE;
$tmp_struct['GRAPH_WIDTH'] = $this->getGraphDimensions('width', $tmp_struct['RRD_CALL']);
$tmp_struct['GRAPH_HEIGHT'] = $this->getGraphDimensions('height', $tmp_struct['RRD_CALL']);
if(isset($this->RRD['ds_name'][$key]) ){
$tmp_struct['ds_name'] = $this->RRD['ds_name'][$key];
}elseif(array_key_exists($i, $this->DS)){
$tmp_struct['ds_name'] = $this->DS[$i]['NAME'];
}else{
$tmp_struct['ds_name'] = "UNDEF";
}
$tmp_struct['MACRO'] = $this->MACRO;
if(isset($this->XML->XML->VERSION)){
$tmp_struct['VERSION'] = pnp::xml_version_check( (string) $this->XML->XML->VERSION);
}else{
$tmp_struct['VERSION'] = pnp::xml_version_check("0");
}
$this->addToDataStruct($tmp_struct);
$i++;
}
return;
}
if( $view === ""){
$v = 0;
foreach($this->config->views as $view_key=>$view_val){
$i=0;
foreach( $this->RRD['def'] as $key=>$val){
if( ! is_null($source) && $source != $key ){
continue;
}
$tmp_struct = array();
$tmp_struct['LEVEL'] = $i;
$tmp_struct['VIEW'] = $view_key;
$tmp_struct['TEMPLATE_FILE'] = $this->TEMPLATE_FILE;;
$tmp_struct['SOURCE'] = $key;
$tmp_struct['RRD_CALL'] = $this->TIMERANGE[$v]['cmd'] . " " . $this->RRD['opt'][$key] . " " . $this->RRD['def'][$key];
$tmp_struct['GRAPH_WIDTH'] = $this->getGraphDimensions('width', $tmp_struct['RRD_CALL']);
$tmp_struct['GRAPH_HEIGHT'] = $this->getGraphDimensions('height', $tmp_struct['RRD_CALL']);
if(isset($this->RRD['ds_name'][$key]) ){
$tmp_struct['ds_name'] = $this->RRD['ds_name'][$key];
}elseif(array_key_exists($i, $this->DS)){
$tmp_struct['ds_name'] = $this->DS[$i]['NAME'];
}else{
$tmp_struct['ds_name'] = "UNDEF";
}
$tmp_struct['TIMERANGE'] = $this->TIMERANGE[$v];
$tmp_struct['MACRO'] = $this->MACRO;
if(isset($this->XML->XML->VERSION)){
$tmp_struct['VERSION'] = pnp::xml_version_check( (string) $this->XML->XML->VERSION);
}else{
$tmp_struct['VERSION'] = pnp::xml_version_check("0");
}
$this->addToDataStruct($tmp_struct);
$i++;
}
$v++;
}
}else{
$view = intval($view);
$i=0;
foreach( $this->RRD['def'] as $key=>$val){
if( ! is_null($source) && $source != $key ){
continue;
}
$tmp_struct = array();
$tmp_struct['LEVEL'] = $i;
$tmp_struct['VIEW'] = $view;
$tmp_struct['TEMPLATE_FILE'] = $this->TEMPLATE_FILE;;
$tmp_struct['SOURCE'] = $key;
$tmp_struct['RRD_CALL'] = $this->TIMERANGE[$view]['cmd'] . " ". $this->RRD['opt'][$key] . " " . $this->RRD['def'][$key];
$tmp_struct['TIMERANGE'] = $this->TIMERANGE[$view];
$tmp_struct['GRAPH_WIDTH'] = $this->getGraphDimensions('width', $tmp_struct['RRD_CALL']);
$tmp_struct['GRAPH_HEIGHT'] = $this->getGraphDimensions('height', $tmp_struct['RRD_CALL']);
if(isset($this->RRD['ds_name'][$key]) ){
$tmp_struct['ds_name'] = $this->RRD['ds_name'][$key];
}elseif(array_key_exists($i, $this->DS)){
$tmp_struct['ds_name'] = $this->DS[$i]['NAME'];
}else{
$tmp_struct['ds_name'] = "UNDEF";
}
$tmp_struct['MACRO'] = $this->MACRO;
if(isset($this->XML->XML->VERSION)){
$tmp_struct['VERSION'] = pnp::xml_version_check( (string) $this->XML->XML->VERSION);
}else{
$tmp_struct['VERSION'] = pnp::xml_version_check("0");
}
$this->addToDataStruct($tmp_struct);
$i++;
}
}
}
/*
*
*
*/
private function addToDataStruct ($data=FALSE) {
if($data === FALSE)
return FALSE;
array_push($this->STRUCT, $data);
}
/*
*
*
*/
private function includeTemplate($template=FALSE,$type='normal'){
if($template===FALSE){
return FALSE;
}
$this->RRD = array();
/*
* Normal PNP Templates
*/
if($type == 'normal'){
$template_file = $this->findTemplate( $template );
$this->TEMPLATE_FILE = $template_file;
$hostname = $this->MACRO['HOSTNAME'];
$servicedesc = $this->MACRO['SERVICEDESC'];
$TIMERANGE = $this->TIMERANGE;
}elseif($type == 'special'){
$template_file = $this->findTemplate( $template, $type );
$TIMERANGE = $this->TIMERANGE;
}
$def = FALSE;
$opt = FALSE;
$ds_name = FALSE;
/*
* 0.4.x Template compatibility
*/
foreach($this->DS as $key=>$val ){
$key++;
foreach(array_keys($val) as $tag){
${$tag}[$key] = $val[$tag];
}
}
foreach($this->MACRO as $key=>$val ){
${"NAGIOS_".$key} = $val;
}
if(isset($RRDFILE[1])){
$rrdfile = $RRDFILE[1];
}
// Include template
if($template_file == FALSE){
throw new Kohana_Exception('error.no-templates-found');
}else{
ob_start();
include($template_file);
ob_end_clean();
}
// Compatibility for very old Templates
if(!is_array($def) && $def != FALSE){
$tmp[1] = $def;
$def = $tmp;
}
if(!is_array($opt) && $opt != FALSE){
$tmp[1] = $opt;
$opt = $tmp;
}
if(!is_array($ds_name) && $ds_name != FALSE){
$tmp[1] = $ds_name;
$ds_name = $tmp;
}
//
if($def != FALSE){
$this->RRD['def'] = $this->array_reindex($def);
}else{
throw new Kohana_Exception('error.template-without-def', $template_file);
}
if($opt != FALSE ){
$this->RRD['opt'] = $this->array_reindex($opt);
}else{
throw new Kohana_Exception('error.template-without-opt', $template_file);
}
if( $ds_name != FALSE ){
$this->RRD['ds_name'] = $this->array_reindex($ds_name);
}
return TRUE;
}
#
#
#
private function getGraphDimensions($search, $command){
if($search == 'width'){
if(preg_match_all('/(-w|--width|--width=)\s([0-9]+)\s/i',$command,$match)){
$value = array_pop($match[2]);
return $value;
}else{
return $this->config->conf['graph_width'];
}
}
if($search == 'height'){
if(preg_match_all('/(-h|--height|--height=)\s([0-9]+)\s/i',$command,$match)){
$value = array_pop($match[2]);
return $value;
}else{
return $this->config->conf['graph_height'];
}
}
return FALSE;
}
#
#
#
private function array_reindex($data){
$i=0;
foreach($data as $d){
$tmp[$i] = $d;
$i++;
}
return $tmp;
}
/*
*
*
*/
public function findTemplate($template,$type='normal'){
$conf = $this->config->conf;
/*
* Normal templates
*/
if($type == 'normal'){
// Build a list of directories to search for templates
$template_dirs = array();
if(array_key_exists('template_dirs', $this->config->conf)){
foreach($this->config->conf['template_dirs'] as $dir){
$template_dirs[] = $dir;
}
}
foreach(Kohana::config('core.template_dirs') as $dir){
$template_dirs[] = $dir;
}
#throw new Kohana_Exception(print_r($template_dirs,TRUE));
foreach($template_dirs as $dir){
$match = $this->findRecursiveTemplate($template,$dir);
if($match != FALSE){
return $match;
}
}
/*
* Fallback to default templates
*/
foreach($template_dirs as $dir){
$match = $this->findRecursiveTemplate('default',$dir);
if($match != FALSE){
return $match;
}
}
return FALSE;
}
/*
* Special Templates
*/
if($type == 'special'){
if (is_readable($conf['special_template_dir'] . '/' . $template . '.php')) {
$template_file = $conf['special_template_dir'].'/' . $template . '.php';
}else{
throw new Kohana_Exception("Special Template '$template' not found");
}
return $template_file;
}
}
/*
*
*
*/
function findRecursiveTemplate($template, $dir) {
if(!is_readable($dir)){
return FALSE;
}
$template_file = "";
$r_template_file = "";
$r_template = "";
$recursive = explode("_", $template);
if($this->config->conf['enable_recursive_template_search'] == 1){
$i = 0;
foreach ($recursive as $value) {
if ($i == 0) {
$r_template = $value;
} else {
$r_template = $r_template . '_' . $value;
}
$file = $dir . '/' . $r_template . '.php';
if (is_readable($file)) {
$r_template_file = $file;
}
$i++;
}
if($r_template_file != ""){
return $r_template_file;
}else{
return FALSE;
}
}else{
$file = $dir . '/' . $template . '.php';
if (is_readable($file)) {
return $file;
}else{
return FALSE;
}
}
}
public function getTimeRange($start=FALSE ,$end=FALSE ,$view="") {
if($end != FALSE){
// we are in a custom timerange
if(!is_numeric($end)){
$timestamp = strtotime($end);
if(!$timestamp){
throw new Kohana_User_Exception('Wrong Format', "End -> $end");
}else{
$end = $timestamp;
}
}
}else{
$end = time();
}
if($start != FALSE ){
// we are in a custom timerange
if(!is_numeric($start)){
$timestamp = strtotime($start);
if(!$timestamp){
throw new Kohana_User_Exception('Wrong Format', "Start -> $start");
}else{
$start = $timestamp;
}
}
}
if($start && $end){
$timerange['title'] = Kohana::lang('common.timerange-selector-link');
$timerange['start'] = $start;
$timerange['f_start'] = date($this->config->conf['date_fmt'],$start);
$timerange['end'] = $end;
$timerange['f_end'] = date($this->config->conf['date_fmt'],$end);
$timerange['cmd'] = " --start $start --end $end ";
$timerange['type'] = "start-end";
$this->TIMERANGE = $timerange;
return;
}
$view=intval( pnp::clean($view) );
if($view >= sizeof($this->config->views)){
$view = 1;
}
if(!$end){
$end = time();
}elseif(!is_numeric($end)){
$timestamp = strtotime($end);
if(!$timestamp){
throw new Kohana_User_Exception('Wrong Format', "$end");
}else{
$end = $timestamp;
}
}else{
$end = $end;
}
if(!$start){
$start = ( $end - $this->config->views[$view]['start']);
}elseif(!is_numeric($start)){
$timestamp = strtotime($start);
if(!$timestamp){
throw new Kohana_User_Exception('Wrong Format', "$start");
}else{
$start = $timestamp;
}
}else{
$start = pnp::clean($start);
}
if($start >= $end){
//Fixme i18n
throw new Kohana_User_Exception('Wrong Timerange', "start >= end");
}
$timerange['title'] = $this->config->views[$view]['title'];
$timerange['start'] = $start;
$timerange['f_start'] = date($this->config->conf['date_fmt'],$start);
$timerange['end'] = $end;
$timerange['f_end'] = date($this->config->conf['date_fmt'],$end);
$timerange['cmd'] = " --start $start --end $end ";
$timerange['type'] = "views";
for ($i = 0; $i < sizeof($this->config->views); $i++) {
$timerange[$i]['title'] = $this->config->views[$i]['title'];
$timerange[$i]['start'] = $end - $this->config->views[$i]['start'];
$timerange[$i]['f_start'] = date($this->config->conf['date_fmt'],$end - $this->config->views[$i]['start']);
$timerange[$i]['end'] = $end;
$timerange[$i]['f_end'] = date($this->config->conf['date_fmt'],$end);
$timerange[$i]['cmd'] = " --start " . ($end - $this->config->views[$i]['start']) . " --end $end" ;
}
$this->TIMERANGE = $timerange;
}
public function buildBasketStruct($basket,$view = NULL){
if(is_array($basket) && sizeof($basket) > 0){
if($view == ""){
$views = array_keys($this->config->views);
}else{
$views = array($view);
}
foreach($views as $view){
foreach($basket as $item){
# explode host::service::source
$slices = explode("::",$item);
if(sizeof($slices) == 2)
$this->buildDataStruct($slices[0], $slices[1], $view);
if(sizeof($slices) == 3)
$this->buildDataStruct($slices[0], $slices[1], $view, $slices[2]);
}
# break on custom time ranges
if(isset($this->TIMERANGE['type']) && $this->TIMERANGE['type'] == "start-end"){
break;
}
}
}
}
public function buildPageStruct($page,$view){
$servicelist = array();
$this->parse_page_cfg($page);
$hosts = $this->getHostsByPage();
# No regex so we keep the order defined by config
if($this->PAGE_DEF['use_regex'] == 0){
#Loop through graph definitions
foreach($this->PAGE_GRAPH as $graph){
$hosts_to_search_for = explode(",", $graph['host_name']);
foreach($hosts_to_search_for as $host){
if(in_array($host, $hosts)){
$services = $this->getServices($host);
foreach($services as $service) {
// search for definition
$data = $this->filterServiceByPage($graph,$host,$service);
if($data){
$servicelist[] = array( 'host' => $host, 'service' => $service['name'], 'source' => $data['source']);
}
}
}
}
}
}else{
foreach($hosts as $host){
$services = $this->getServices($host);
foreach($services as $service) {
// search for definition
$data = $this->filterServiceByPage($this->PAGE_GRAPH,$host,$service);
if($data){
$servicelist[] = array( 'host' => $host, 'service' => $service['name'], 'source' => $data['source']);
}
}
}
}
#print Kohana::debug($servicelist);
if(sizeof($servicelist) > 0 ){
foreach($servicelist as $s){
$this->buildDataStruct($s['host'],$s['service'],$view,$s['source']);
}
}else{
$this->ERROR = "ERROR: ". Kohana::lang('error.no-data-for-page', $page.".cfg" );
}
}
public function parse_page_cfg($page){
$page_cfg = $this->config->conf['page_dir'].$page.".cfg";
if(is_readable($page_cfg)){
$data = file($page_cfg);
}else{
throw new Kohana_Exception('error.page-not-readable', $page.".cfg" );
}
$l = 0;
$line = "";
$tag = "";
$inside=0;
$this->PAGE_DEF['page_name'] = 'UNDEF';
$this->PAGE_DEF['use_regex'] = 0;
$this->PAGE_GRAPH = array();
$allowed_tags = array("page", "graph");
foreach($data as $line){
if(preg_match('/(^#|^;)/',$line)) {
continue;
}
preg_match('/define\s+(\w+)\W+{/' ,$line, $tag);
if(isset($tag[1]) && in_array($tag[1],$allowed_tags)){
$inside = 1;
$t = $tag[1];
$l++;
continue;
}
if(preg_match('/\s?(\w+)\s+([^#]+)(#.*)?$/',$line, $key) && $inside == 1){
$k=strtolower($key[1]);
$v=$key[2];
if($t=='page'){
$this->PAGE_DEF[$k] = trim($v);
}elseif($t=='graph'){
$this->PAGE_GRAPH[$l][$k] = trim($v);
}
}
if(preg_match('/}/',$line)){
$inside=0;
$t = "";
continue;
}
}
}
/*
*
*/
public function getHostsByPage(){
$hosts = $this->getHosts();
$new_hosts = array();
foreach( $hosts as $host){
if($host['state'] == "inactive"){
continue;
}
if($tmp = $this->filterHostByPage($host['name'])){
$new_hosts[] = $tmp;
}
}
return $new_hosts;
}
/*
*
*/
private function filterHostByPage($host){
if(isset($this->PAGE_DEF['use_regex']) && $this->PAGE_DEF['use_regex'] == 1){
// Search Host by regex
foreach( $this->PAGE_GRAPH as $g ){
if(isset($g['host_name']) && preg_match('/'.$g['host_name'].'/',$host)){
return $host;
}
}
}else{
foreach( $this->PAGE_GRAPH as $g ){
$hosts_to_search_for = explode(",", $g['host_name']);
if(isset($g['host_name']) && in_array($host ,$hosts_to_search_for) ){
return $host;
}
}
}
return FALSE;
}
private function filterServiceByPage($g,$host,$service){
$data = array();
if(isset($this->PAGE_DEF['use_regex']) && $this->PAGE_DEF['use_regex'] == 1){
// Search Host by regex
foreach( $this->PAGE_GRAPH as $g ){
if(isset($g['host_name']) && preg_match('/'.$g['host_name'].'/',$host)){
if(isset($g['service_desc']) && preg_match('/'.$g['service_desc'].'/',$service['name'])){
$data['service_desc'] = $g['service_desc'];
$data['host_name'] = $g['host_name'];
$data['source'] = NULL;
// if we only want a single image
if(isset($g['source'])){
$this->readXML($host,$service['name']);
$this->includeTemplate($this->DS[0]['TEMPLATE']);
$source = intval($g['source']);
if(array_key_exists($source,$this->RRD['def'])){
$data['source'] = $source;
}
}
return $data;
}
}
}
}else{
$hosts_to_search_for = explode(",", $g['host_name']);
$services_to_search_for = explode(",", $g['service_desc']);
if(isset($g['host_name']) && in_array($host ,$hosts_to_search_for) ){
if(isset($g['service_desc']) && in_array($service['name'] ,$services_to_search_for) ){
$data['service_desc'] = $g['service_desc'];
$data['host_name'] = $g['host_name'];
$data['source'] = NULL;
// if we only want a single image
if(isset($g['source'])){
$this->readXML($host,$service['name']);
$this->includeTemplate($this->DS[0]['TEMPLATE']);
$source = intval($g['source']);
if(array_key_exists($source,$this->RRD['def'])){
$data['source'] = $source;
}
}
return $data;
}
}
}
return FALSE;
}
/*
*
*/
public function getPages() {
$pages = array();
if (is_dir($this->config->conf['page_dir'])) {
if ($dh = opendir($this->config->conf['page_dir'])) {
while (($file = readdir($dh)) !== false) {
if(preg_match('/(.*)\.cfg$/',basename($file),$page)){
$pages[] = urlencode($page[1]);
}
}
closedir($dh);
} else {
die("Cannot open directory: $path");
}
}
if(sizeof($pages)>0){
natsort($pages);
}else{
return FALSE;
}
return $pages;
}
/*
*
*/
public function getFirstPage(){
$pages = $this->getPages();
if(sizeof($pages) > 0 ){
return urldecode($pages[0]);
}else{
return FALSE;
}
}
/*
*
*/
public function getPageDetails($page){
$this->parse_page_cfg($page);
return $this->PAGE_DEF['page_name'];
}
/*
*
*/
public function buildXport($host,$service){
// FIXME add max rows to config
$this->XPORT = " -m 2000";
$this->XPORT .= " --start=".$this->TIMERANGE['start'];
$this->XPORT .= " --end=".$this->TIMERANGE['end'];
$this->readXML($host,$service);
$count = 0;
$RRAs = array('MIN','MAX','AVERAGE');
foreach($this->DS as $key=>$value){
foreach($RRAs as $RRA){
$this->XPORT .= sprintf(" DEF:%d%s=%s:%d:%s ",$count,$RRA,$value['RRDFILE'],$value['DS'],$RRA);
$this->XPORT .= sprintf(" XPORT:%d%s:%s_%s " ,$count,$RRA,$value['NAME'],$RRA);
}
$count++;
}
}
/*
*
*/
public function xml2csv($string){
$xml = simplexml_load_string($string);
$csv = "timestamp";
foreach($xml->meta->legend->entry as $key=>$value){
$csv .= ";" . $value ;
}
$csv .= "\n";
foreach($xml->data->row as $key=>$value){
$csv .= (string) $value->t ;
foreach($value->v as $item){
$csv .= ";".floatval((string) $item);
}
$csv .= "\n";
}
return $csv;
}
/*
*
* Used in Special Templates to gather data
*/
public function tplGetData ($hostname, $servicedesc, $throw_exception=TRUE){
$conf = $this->config->conf;
$xmlfile = $conf['rrdbase'].$hostname."/".$servicedesc.".xml";
$data = array();
if (file_exists($xmlfile)) {
$xml = simplexml_load_file($xmlfile);
// Throw excaption without a valid structure version
if(!isset($xml->XML->VERSION) && $throw_exception == TRUE){
throw new Kohana_Exception('error.xml-structure-without-version-tag',$xmlfile);
}
if(!isset($xml->XML->VERSION) && $throw_exception == FALSE){
return FALSE;
}
foreach ( $xml as $key=>$val ){
if(preg_match('/^NAGIOS_(.*)$/', $key, $match)){
$key = $match[1];
$data['MACRO'][$key] = (string) $val;
}
}
$i=0;
foreach ( $xml->DATASOURCE as $datasource ){
foreach ( $datasource as $key=>$val){
$data['DS'][$i][$key] = (string) $val;
}
$i++;
}
return $data;
}else{
throw new Kohana_Exception('error.xml-not-found', $xmlfile);
}
}
/*
*
* Used in Special Templates to gather data
*/
public function tplGetServices ($hostregex=FALSE, $serviceregex = ''){
if($hostregex === FALSE){
return FALSE;
}
$hostregex = sprintf("/%s/",$hostregex);
$serviceregex = sprintf("/%s/",$serviceregex);
$hosts = $this->getHosts();
$new_hosts = array();
foreach( $hosts as $host){
if(preg_match($hostregex,$host['name'])){
$new_hosts[] = $host['name'];
}
}
if(sizeof($new_hosts) == 0){
throw new Kohana_Exception('error.tpl-no-hosts-found', $hostregex);
}
$i = 0;
$new_services = array();
foreach($new_hosts as $host){
$services = $this->getRawServices($host);
if(sizeof($services) == 0){
throw new Kohana_Exception('error.tpl-no-services-found', $serviceregex);
}
foreach($services as $service){
if(preg_match($serviceregex, $service['name'])){
$new_services[$i]['hostname'] = $host;
$new_services[$i]['host'] = $host;
$new_services[$i]['service_description'] = $service['name'];
$new_services[$i]['service'] = $service['name'];
$i++;
}
}
}
if(sizeof($new_services) == 0){
throw new Kohana_Exception('error.tpl-no-services-found', $serviceregex);
}
return $new_services;
}
}