| // +----------------------------------------------------------------------+ // $Id: nag.php,v 1.0 2011/12/11 03:76:14 wbradley Exp $ // $Source: ArduinoNagiosDisplay/nag.php,v $ // change the statusFile to the location of status.dat on your Nagios system $statusFile = "/var/cache/nagios3/status.dat"; // ------------- end config $nag_version = getFileVersion($statusFile); // returns integer 2 or 3 $created_ts = 0; $debug = false; if($nag_version == 3) { $data = getData3($statusFile); // returns an array } else { $data = getData2($statusFile); // returns an array } $hosts = $data['hosts']; $services = $data['services']; $program = ""; if(array_key_exists("program", $data)) { $program = $data['program']; } echo outputHTML($hosts, $services, $program); function outputHTML($hosts, $services, $program) { if($_GET["minimal"] == "1") { $minimal = true; } $ret = ""; // begin outputting XML //header("Content-type: text/xml"); if($minimal){ $ret .= "$"; } else { $ret .= ""."\n"; $ret .= ''."\n"; $ret .= ""."\n"; } // program status /* if($program != "") { $ret .= ''."\n"; foreach($program as $key => $val) { $key = xmlname($key); $val = xmlstring($val); $ret .= ' <'.$key.'>'.$val.''."\n"; } $ret .= ''."\n"; } */ // hosts foreach($hosts as $hostName => $hostArray) { if($minimal) { $ret .= $hostArray['current_state']; } else { $ret .= "
".$hostArray['host_name']."
"; $ret .= "
".$hostArray['current_state']."
"; } /* $current_state = $hostArray['current_state']; $ret .= ' '."\n"; foreach($hostArray as $key => $val) { $key = xmlname($key); $val = xmlstring($val); $ret .= ' <'.$key.'>'.$val.''."\n"; } $ret .= ' '."\n"; */ } // loop through the services foreach ($services as $hostName => $service) { foreach ($service as $serviceDesc => $serviceArray) { if($minimal) { $ret .= $serviceArray['current_state']; } else { $ret .= "
".$serviceArray['host_name']." ".$serviceArray['service_description']."
"; $ret .= "
".$serviceArray['current_state']."
"; } } } if(!$minimal){ $ret .= ""; } return $ret; } // replace reserved characters in key for name function xmlname($s) { $s = str_replace("<", "<", $s); $s = str_replace(">", ">", $s); $s = str_replace("&", "&", $s); return $s; } function xmlstring($s) { $s = str_replace("<", "<", $s); $s = str_replace(">", ">", $s); $s = str_replace("&", "&", $s); return $s; } // figure out what version the file is function getFileVersion($statusFile) { global $created_ts; $version = 2; $fh = fopen($statusFile, 'r'); $inInfo = false; while($line = fgets($fh)) { if(trim($line) == "info {") { $inInfo = true; } elseif(trim($line) == "}") { $inInfo = false; break; } if($inInfo) { $vals = explode("=", $line); if(trim($vals[0]) == "created") { $created = $vals[1]; } elseif(trim($vals[0]) == "version") { if(substr($vals[1], 0, 1) == "3") { $version = 3; } } } } return $version; } // parse nagios2 status.dat function getData2($statusFile) { // the keys to get from host status: $host_keys = array('host_name', 'has_been_checked', 'check_execution_time', 'check_latency', 'check_type', 'current_state', 'current_attempt', 'state_type', 'last_state_change', 'last_time_up', 'last_time_down', 'last_time_unreachable', 'last_notification', 'next_notification', 'no_more_notifications', 'current_notification_number', 'notifications_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'active_checks_enabled', 'passive_checks_enabled', 'last_update'); // keys to get from service status: $service_keys = array('host_name', 'service_description', 'has_been_checked', 'check_execution_time', 'check_latency', 'current_state', 'state_type', 'last_state_change', 'last_time_ok', 'last_time_warning', 'last_time_unknown', 'last_time_critical', 'plugin_output', 'last_check', 'notifications_enabled', 'active_checks_enabled', 'passive_checks_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'last_update', 'is_flapping'); # open the file $fh = fopen($statusFile, 'r'); # variables to keep state $inSection = false; $sectionType = ""; $lineNum = 0; $sectionData = array(); $hostStatus = array(); $serviceStatus = array(); #variables for total hosts and services $typeTotals = array(); # loop through the file while($line = fgets($fh)) { $lineNum++; // increment counter of line number, mainly for debugging $line = trim($line); // strip whitespace if($line == ""){ continue;} // ignore blank line if(substr($line, 0, 1) == "#"){ continue;} // ignore comment // ok, now we need to deal with the sections if(! $inSection) { // we're not currently in a section, but are looking to start one if(strstr($line, " ") && (substr($line, -1) == "{")) // space and ending with {, so it's a section header { $sectionType = substr($line, 0, strpos($line, " ")); // first word on line is type $inSection = true; // we're now in a section $sectionData = array(); // increment the counter for this sectionType if(isset($typeTotals[$sectionType])){$typeTotals[$sectionType]=$typeTotals[$sectionType]+1;}else{$typeTotals[$sectionType]=1;} } } if($inSection && $line == "}") // closing a section { if($sectionType == "service") { $serviceStatus[$sectionData['host_name']][$sectionData['service_description']] = $sectionData; } if($sectionType == "host") { $hostStatus[$sectionData["host_name"]] = $sectionData; } $inSection = false; $sectionType = ""; continue; } else { // we're currently in a section, and this line is part of it $lineKey = substr($line, 0, strpos($line, "=")); $lineVal = substr($line, strpos($line, "=")+1); // add to the array as appropriate if($sectionType == "service") { if(in_array($lineKey, $service_keys)) { $sectionData[$lineKey] = $lineVal; } } elseif($sectionType == "host") { if(in_array($lineKey, $host_keys)) { $sectionData[$lineKey] = $lineVal; } } // else continue on, ignore this section, don't save anything } } fclose($fh); $retArray = array("hosts" => $hostStatus, "services" => $serviceStatus); return $retArray; } // parse nagios3 status.dat function getData3($statusFile) { global $debug; // the keys to get from host status: $host_keys = array('host_name', 'modified_attributes', 'check_command', 'check_period', 'notification_period', 'check_interval', 'retry_interval', 'event_handler', 'has_been_checked', 'should_be_scheduled', 'check_execution_time', 'check_latency', 'check_type', 'current_state', 'last_hard_state', 'last_event_id', 'current_event_id', 'current_problem_id', 'last_problem_id', 'plugin_output', 'long_plugin_output', 'performance_data', 'last_check', 'next_check', 'check_options', 'current_attempt', 'max_attempts', 'state_type', 'last_state_change', 'last_hard_state_change', 'last_time_up', 'last_time_down', 'last_time_unreachable', 'last_notification', 'next_notification', 'no_more_notifications', 'current_notification_number', 'current_notification_id', 'notifications_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'active_checks_enabled', 'passive_checks_enabled', 'event_handler_enabled', 'flap_detection_enabled', 'failure_prediction_enabled', 'process_performance_data', 'obsess_over_host', 'last_update', 'is_flapping', 'percent_state_change', 'scheduled_downtime_depth'); // keys to get from service status: $service_keys = array('host_name', 'service_description', 'modified_attributes', 'check_command', 'check_period', 'notification_period', 'check_interval', 'retry_interval', 'event_handler', 'has_been_checked', 'should_be_scheduled', 'check_execution_time', 'check_latency', 'check_type', 'current_state', 'last_hard_state', 'last_event_id', 'current_event_id', 'current_problem_id', 'last_problem_id', 'current_attempt', 'max_attempts', 'state_type', 'last_state_change', 'last_hard_state_change', 'last_time_ok', 'last_time_warning', 'last_time_unknown', 'last_time_critical', 'plugin_output', 'long_plugin_output', 'performance_data', 'last_check', 'next_check', 'check_options', 'current_notification_number', 'current_notification_id', 'last_notification', 'next_notification', 'no_more_notifications', 'notifications_enabled', 'active_checks_enabled', 'passive_checks_enabled', 'event_handler_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'flap_detection_enabled', 'failure_prediction_enabled', 'process_performance_data', 'obsess_over_service', 'last_update', 'is_flapping', 'percent_state_change', 'scheduled_downtime_depth'); # open the file $fh = fopen($statusFile, 'r'); # variables to keep state $inSection = false; $sectionType = ""; $lineNum = 0; $sectionData = array(); $hostStatus = array(); $serviceStatus = array(); $programStatus = array(); #variables for total hosts and services $typeTotals = array(); # loop through the file while($line = fgets($fh)) { $lineNum++; // increment counter of line number, mainly for debugging $line = trim($line); // strip whitespace if($line == ""){ continue;} // ignore blank line if(substr($line, 0, 1) == "#"){ continue;} // ignore comment // ok, now we need to deal with the sections if(! $inSection) { // we're not currently in a section, but are looking to start one if(substr($line, strlen($line)-1, 1) == "{") // space and ending with {, so it's a section header { $sectionType = substr($line, 0, strpos($line, " ")); // first word on line is type $inSection = true; // we're now in a section $sectionData = array(); // increment the counter for this sectionType if(isset($typeTotals[$sectionType])){$typeTotals[$sectionType]=$typeTotals[$sectionType]+1;}else{$typeTotals[$sectionType]=1;} } } elseif($inSection && trim($line) == "}") // closing a section { if($sectionType == "servicestatus") { $serviceStatus[$sectionData['host_name']][$sectionData['service_description']] = $sectionData; } elseif($sectionType == "hoststatus") { $hostStatus[$sectionData["host_name"]] = $sectionData; } elseif($sectionType == "programstatus") { $programStatus = $sectionData; } $inSection = false; $sectionType = ""; continue; } else { // we're currently in a section, and this line is part of it $lineKey = substr($line, 0, strpos($line, "=")); $lineVal = substr($line, strpos($line, "=")+1); // add to the array as appropriate if($sectionType == "servicestatus" || $sectionType == "hoststatus" || $sectionType == "programstatus") { if($debug){ echo "LINE ".$lineNum.": lineKey=".$lineKey."= lineVal=".$lineVal."=\n";} $sectionData[$lineKey] = $lineVal; } // else continue on, ignore this section, don't save anything } } fclose($fh); $retArray = array("hosts" => $hostStatus, "services" => $serviceStatus, "program" => $programStatus); return $retArray; } // this formats the age of a check in seconds into a nice textual description function ageString($seconds) { $age = ""; if($seconds > 86400) { $days = (int)($seconds / 86400); $seconds = $seconds - ($days * 86400); $age .= $days." days "; } if($seconds > 3600) { $hours = (int)($seconds / 3600); $seconds = $seconds - ($hours * 3600); $age .= $hours." hours "; } if($seconds > 60) { $minutes = (int)($seconds / 60); $seconds = $seconds - ($minutes * 60); $age .= $minutes." minutes "; } $age .= $seconds." seconds "; return $age; } /* // the keys to get from host status: $host_keys = array('host_name', 'has_been_checked', 'check_execution_time', 'check_latency', 'check_type', 'current_state', 'current_attempt', 'state_type', 'last_state_change', 'last_time_up', 'last_time_down', 'last_time_unreachable', 'last_notification', 'next_notification', 'no_more_notifications', 'current_notification_number', 'notifications_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'active_checks_enabled', 'passive_checks_enabled', 'last_update'); // keys to get from service status: $service_keys = array('host_name', 'service_description', 'has_been_checked', 'check_execution_time', 'check_latency', 'current_state', 'state_type', 'last_state_change', 'last_time_ok', 'last_time_warning', 'last_time_unknown', 'last_time_critical', 'plugin_output', 'last_check', 'notifications_enabled', 'active_checks_enabled', 'passive_checks_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'last_update', 'is_flapping'); */ ?>