Utilities::lookupHostDNS() - Code Metrics - mikelynn2/blacklistmonitor - Measure and Improve Code Quality continuously with Scrutinizer

Utilities::lookupHostDNS() A
last analyzed 2018-10-22 20:02 UTC

↳ Parent: Utilities

Complexity

Conditions	4
Paths	4

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	4
nc	4
nop	1
dl	0
loc	27
rs	9.488
c	0
b	0
f	0

<?php
class_exists('_IpAddresses', false) or include('_IpAddresses.class.php');
class_exists('_FileCache', false) or include('_FileCache.class.php');
class_exists('Setup', false) or include('Setup.class.php');
class_exists('_MySQL', false) or include('_MySQL.class.php');

class Utilities {

	public static $domainBlacklists = array();
	public static $ipBlacklists = array();
	public static $hostNotCheckedMessage = '1ST CHECK SCHEDULED';
	public static $frequencyCheckOptions = array('1hour', '2hour', '8hour', 'daily', 'weekly');
	public static $mysql = false;

	public static function setBlockLists(){
		$localCache = new _FileCache('blacklistmonitor-Utilities-BlockLists', 60);
		$cacheKey = 'bl';
		$cacheData = $localCache->get($cacheKey);
		if ($cacheData !== false) {
			if(isset($cacheData['domains']) && isset($cacheData['ips']) ) {
				self::$domainBlacklists = $cacheData['domains'];
				self::$ipBlacklists = $cacheData['ips'];
				return true;
			}
		}
		$mysql = new _MySQL();
		$mysql->connect(Setup::$connectionArray);
		$sql = "select host,monitorType from blockLists where isActive = '1';";
		$rs = $mysql->runQuery($sql);
		$cacheData['domains'] = array();
		$cacheData['ips'] = array();
		while($row = mysqli_fetch_array($rs)){
			if($row['monitorType']=='ip'){
				$cacheData['ips'][] = $row['host'];
			}else{
				$cacheData['domains'][] = $row['host'];
			}
		}
		$mysql->close();
		$localCache->set($cacheKey, $cacheData);
		self::$domainBlacklists = $cacheData['domains'];
		self::$ipBlacklists = $cacheData['ips'];
		return false;
	}

	public static function randomDNSServer(){
		return Setup::$settings['dns_servers'][mt_rand(0,(count(Setup::$settings['dns_servers'])-1))];
	}

	public static $isBlocked = 0;
	
	public static function checkBlacklists($domainOrIp, $reportClean=false){
		self::$isBlocked = 0;
		$return = array();
		if(_IpAddresses::isIPAddress($domainOrIp)){
			foreach(self::$ipBlacklists as $server){
				$r = self::ipCheck($domainOrIp, $server);
				if($r!='') {
					self::$isBlocked = 1;
					self::logBlockListStats($server, 'ip', true);
				}else{
					self::logBlockListStats($server, 'ip', false);
				}
				if($r!='' || $reportClean==true) {

					$return[] = array(trim($server),$r);
				}
			}
		}else{
			foreach(self::$domainBlacklists as $server){
				$r = self::domainCheck($domainOrIp, $server);
				if($r!='') {
					self::$isBlocked = 1;
					self::logBlockListStats($server, 'domain', true);
				}else{
					self::logBlockListStats($server, 'domain', false);
				}
				if($r!='' || $reportClean==true) {

					$return[] = array(trim($server),$r);
				}
			}
		}
		return $return;
	}

	public static function domainCheck($domain, $server){
		$server = trim($server);
		$host = escapeshellarg("$domain.$server");
		$t = "dig @".self::randomDNSServer()." +time=".Setup::$settings['dns_request_timeout']." $host";
//		echo("$t</br>");
		$text = shell_exec($t);
		$test = Utilities::parseBetweenText(
			$text, 
			";; ANSWER SECTION:\n", 
			"\n\n", 
			false, 
			false,
			true);
		$testArray = explode("\t", $test);
		$test = end($testArray);

		if(trim($test)!=''){
			if(Setup::$settings['rbl_txt_extended_status']){
				$t = "dig @".self::randomDNSServer()." +time=".Setup::$settings['dns_request_timeout']." $host txt";
		//		echo("$t</br>");
				$text = shell_exec($t);
				$test = Utilities::parseBetweenText(
					$text,
					";; ANSWER SECTION:\n", 
					"\n\n",
					false,
					false,
					true);
				$testArray = explode("\t", $test);
				$test = end($testArray);
				$test = str_replace(array('\'','"'),'',$test);
			}else{
				$test = 'blocked';
			}
		}
		if(strripos($test,'not found')!==false) return '';
		if(strripos($test,'SERVFAIL')!==false) return '';
		return trim($test);
	}

	public static function ipCheck($ip, $server){
		if(_IpAddresses::isIPAddress($ip)===false) return '';
		$server = trim($server);

		$parts = explode('.', $ip);
		$reverseIp = implode('.', array_reverse($parts));
		$text = "";
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
		$host = escapeshellarg("$reverseIp.$server");
		$t = "dig @".self::randomDNSServer()." +time=".Setup::$settings['dns_request_timeout']." $host";
//		echo("$t</br>");
		$text = shell_exec($t);
		$test = Utilities::parseBetweenText(
			$text,
			";; ANSWER SECTION:\n",
			"\n\n",
			false,
			false,
			true);
		$testArray = preg_split("/IN\s+A\s+/i", $test);
		$test = trim(end($testArray));
		//		echo "<pre>$test</pre>\n";
		if(trim($test)!=''){
			if(Setup::$settings['rbl_txt_extended_status']){
				$t = "dig @".self::randomDNSServer()." +time=".Setup::$settings['dns_request_timeout']." $host txt";
		//		echo("$t</br>");
				$text = shell_exec($t);
				$test2 = Utilities::parseBetweenText(
					$text,
					";; ANSWER SECTION:\n",
					"\n\n",
					false,
					false,
					true);
				$testArray = preg_split("/IN\s+TXT\s+/i", $test2);
				$test2 = trim(end($testArray));
				$test2 = str_replace(array('\'','"'),'',$test2);
				switch($server){
					case 'bl.mailspike.net':
						$a = explode("|",$test2);
						$test = (isset($a[1])) ? 'Listed ' . $a[1] : $test2;
					break;
				}
				if($test2!='') $test = $test2;
			}else{
				$test = 'blocked';
			}
		}
		if(strripos($test,'not found')!==false) return '';
		if(strripos($test,'SERVFAIL')!==false) return '';
		return trim($test);
	}

	public static function logBlockListStats($server, $monitorType, $isBlocked){
		if(Setup::$settings['log_rbl_stats']==0) return true;
		$mysql = new _MySQL();
		$mysql->connect(Setup::$connectionArray);
		if($isBlocked){
			$sql = "update blockLists set blocksToday=(blocksToday+1), lastBlockReport=now() where host = '".$mysql->escape($server)."' and monitorType = '$monitorType';";
		}else{
			$sql = "update blockLists set cleanToday=(cleanToday+1) where host = '".$mysql->escape($server)."' and monitorType = '$monitorType';";
		}
		$mysql->runQuery($sql);
		$mysql->close();
	}

	public static function ensureGroupExists($groupName){
		$mysql = new _MySQL();
		$mysql->connect(Setup::$connectionArray);
		$id = $mysql->runQueryReturnVar("select id from monitorGroup where groupName = '".$mysql->escape($groupName)."'");
		if($id===false){
			$mysql->runQuery("insert into monitorGroup set groupName = '".$mysql->escape($groupName)."'");
			$id = $mysql->identity;
		}
		$mysql->close();
		return $id;
	}

	public static function updateDomains($domains, $monitorGroupId){
		$domains = trim($domains);
		$monitorGroupId = (int)$monitorGroupId;
		if($monitorGroupId===0) return false;
		$mysql = new _MySQL();
		$mysql->connect(Setup::$connectionArray);
		$mysql->runQuery("update monitors set keepOnUpdate = 0 where isDomain = 1 and monitorGroupId = $monitorGroupId");
		$mysql->runQuery("update users set lastUpdate = '".$mysql->escape(date('Y-m-d H:i:s'))."'");
		$mysql->runQuery("update monitorGroup set domains = '".$mysql->escape($domains)."' where id = $monitorGroupId");
		$domainArray = preg_split('/\s+/', $domains);
		foreach($domainArray as $d){
			$d = trim($d);
			$d = str_ireplace('http://', '', $d);
			$d = str_ireplace('https://', '', $d);
			$d = str_ireplace('/', '', $d);
			$d = preg_replace('/[[:^print:]]/', '', $d);
			if($d != ''){
				$mysql->runQuery("
					update monitors set
						keepOnUpdate = 1
					where
						monitorGroupId = $monitorGroupId
						and ipDomain = '".$mysql->escape($d)."'
						and isDomain = 1
				");
				if($mysql->affectedRows == 0){
					$mysql->runQuery("insert ignore into monitors set
					monitorGroupId = $monitorGroupId,
					ipDomain = '".$mysql->escape($d)."',
					isDomain = 1,
					keepOnUpdate = 1
					");
				}
			}
		}
		$mysql->runQuery("delete from monitors where keepOnUpdate = 0 and isDomain = 1 and monitorGroupId = $monitorGroupId");
		$mysql->close();
	}

	public static function updateIPs($ips, $monitorGroupId){
		$ips = trim($ips);
		$monitorGroupId = (int)$monitorGroupId;
		if($monitorGroupId===0) return false;
		$mysql = new _MySQL();
		$mysql->connect(Setup::$connectionArray);
		$mysql->runQuery("update monitors set keepOnUpdate = 0 where isDomain = 0 and monitorGroupId = $monitorGroupId");
		$mysql->runQuery("update users set lastUpdate = '".$mysql->escape(date('Y-m-d H:i:s'))."'");
		$mysql->runQuery("update monitorGroup set ips = '".$mysql->escape($ips)."' where id = $monitorGroupId");
		$ipsArray  = preg_split('/\s+/', $ips);
		foreach($ipsArray as $i){
			// ip checks
			if(_IpAddresses::isIPAddress($i)){
				$mysql->runQuery("
					update monitors set
					keepOnUpdate = 1
					where
						monitorGroupId = $monitorGroupId
						and ipDomain = '".$mysql->escape($i)."'
						and isDomain = 0
					");
				if($mysql->affectedRows == 0){
					$mysql->runQuery("insert ignore into monitors set
						monitorGroupId = $monitorGroupId,
						ipDomain = '".$mysql->escape($i)."', 
						isDomain = 0,
						keepOnUpdate = 1
						");
				}
			}else{
				//cidr /24's max...
				if(trim($i)!=''){
					if(strpos($i, ' ')!==false) continue;
					if(strpos($i, ':')!==false) continue;
					$range = _IpAddresses::cidrToRange($i);
					if($range===false) continue;
					$start = explode('.', $range[0]);
					$end = explode('.', $range[1]);
					if($range[0]==0) continue;// starts with 0
					for($i = $start[3]; $i <= $end[3]; $i++){
						$host = "{$start[0]}.{$start[1]}.{$start[2]}.$i";
						if(_IpAddresses::isIPAddress($host)){
							$mysql->runQuery("
								update monitors set
									keepOnUpdate = 1
									where
										monitorGroupId = $monitorGroupId
										and ipDomain = '".$mysql->escape($host)."'
										and isDomain = 0
								");
							if($mysql->affectedRows == 0){
								$mysql->runQuery("insert ignore into monitors set
									monitorGroupId = $monitorGroupId,
									ipDomain = '".$mysql->escape($host)."',
									isDomain = 0,
									keepOnUpdate = 1
									");
							}
						}
					}
				}
			}
		}
		$mysql->runQuery("delete from monitors where keepOnUpdate = 0 and isDomain = 0 and monitorGroupId = $monitorGroupId");
		$mysql->close();
	}

	public static function isLoggedIn(){
		if(isset($_SESSION['id']) && (int)$_SESSION['id'] > 0){
			return $_SESSION['id'];
		}else{
			return false;
		}
	}

	public static function getAccount(){
		$mysql = new _MySQL();
		$mysql->connect(Setup::$connectionArray);
		$ret = false;
		$rs = $mysql->runQuery("
			select
				username,
				passwd,
				apiKey,
				beenChecked,
				disableEmailNotices,
				noticeEmailAddresses,
				textMessageEmails,
				twitterHandle,
				apiCallbackURL,
				checkFrequency
			from users limit 1");
		while($row = mysqli_fetch_array($rs)){
			$ret = $row;
		}
		$mysql->close();

		if(!$ret){
			//account
			_Logging::appLog("no user account");
			exit();
		}

		return $ret;
	}

	public static function validateLogin($userName, $passwd, $api = false, $apiKey = ''){

		$mysql = new _MySQL();
		$mysql->connect(Setup::$connectionArray);
		$sql = "
		select username
		from users
		where ";
		if(trim($apiKey) != ''){
			$sql .= " apiKey = '".$mysql->escape($apiKey)."'";
		}else{
			$sql .= " passwd = '".$mysql->escape(md5($passwd))."' 
			and username = '".$mysql->escape($userName)."'";
		}
		$rs = $mysql->runQuery($sql);
		$id = 0;
		while($row = mysqli_fetch_array($rs)){
			$id = 1;
		}
		$mysql->close();
		return $id;
	}

	public static function lookupHostDNS($host){
		if(_IpAddresses::isIPAddress($host)){
			return _IpAddresses::getHostByIp($host);
		}else{
			$host = escapeshellarg($host);
			exec('host -t a -W 2 '.$host, $output, $return);
			if ($return !== 0) {
				return '';
			}else{
				$output = implode($output);
				$ips = _IpAddresses::getAllIPsFromString($output, true);
				$ir = "";
				foreach($ips as $ip){
					$ir .= "$ip,";
				}
				return trim($ir,',');
			}

			/*
			if(strripos($host,'not found')!==false) return false;
			if(strripos($host,'SERVFAIL')!==false) return false;
			$phost = trim(end(explode(' ', $host)));
			if(strripos($phost,'reached')!==false) return false;
			return $phost;
			*/
		}
	}

	public static function testAPICallback($url){
		return self::makeAPICallback($url,
			'samplehosttest.com', 
			true, 
			'reverse-dns-sample.samplehosttest.com',
			'a:2:{i:0;a:2:{i:0;s:12:"l2.apews.org";i:1;s:87:"Listed at APEWS-L2 - visit http://www.apews.org/?page=test&C=131&E=1402188&ip=127.0.0.1";}i:1;a:2:{i:0;s:22:"b.barracudacentral.org";i:1;s:9:"127.0.0.2";}}'
			);
	}

	public static function makeAPICallback($url, $host, $isBlocked, $rDNS, $status){
		if(substr($url,0,4)!='http') return false;

		$vars = json_encode(
			array(
				'host'=>$host,
				'isBlocked'=>(boolean)$isBlocked,
				'rDNS'=>$rDNS,
				'blocks'=>unserialize($status)
			)
		);
		$err = true;
		try{
			$ch = curl_init();
			curl_setopt($ch,CURLOPT_URL,$url);
			curl_setopt($ch,CURLOPT_POST,true);
			curl_setopt($ch,CURLOPT_FAILONERROR,true);
			curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
			curl_setopt($ch,CURLOPT_POSTFIELDS,$vars);
			curl_setopt($ch,CURLOPT_HTTPHEADER, array('Content-Type: application/json')); 
			curl_exec($ch);
			if (curl_errno($ch)) $err = false;
		} catch (Exception $e) {
			$err = false;
		}
		return $err;
	}

	public static function isValidEmail($emailAddress){
		if (filter_var($emailAddress, FILTER_VALIDATE_EMAIL)) {
			return true;
		}
		return false;
	}

	 public static function parseBetweenText(
		$text,
		$beginText,
		$endText,
		$removeSpace=true,
		$removeHtmlTags=true,
		$firstResultOnlyNoArray=false) {
		$results = array();
		$endPos = 0;
		while(true) {
				$beginPos = stripos($text, $beginText, $endPos);
				if($beginPos===false) break;
				$beginPos = $beginPos+strlen($beginText);
				$endPos = stripos($text, $endText, $beginPos);
				if($endPos===false) break;
				$result = substr($text, $beginPos, $endPos-$beginPos);
				if($removeSpace){
						$result = str_replace("\t","",$result);
						$result = str_replace("\n","",$result);
						$result = preg_replace("/  /"," ",$result);
						$result = preg_replace("~[\s]{2}?[\t]?~i"," ",$result);
						$result = str_replace("  "," ",$result);
						$result = trim($result);
				}
				if($removeHtmlTags){
						$result = strip_tags($result);
				}
				if($firstResultOnlyNoArray) return $result;
				if($result != '') $results[] = $result;
		}
		return ($firstResultOnlyNoArray && empty($results) ? '' : $results);
	 }

	public static function getNextMonitor($mysql){
		$ipDomain = $mysql->runQueryReturnVar("select ipDomain from monitors where beenChecked = 0");
		$mysql->runQuery("update monitors set beenChecked = 1 where ipDomain = '".$mysql->escape($ipDomain)."'");
		return $ipDomain;
	}

	public static function getHostChangeCount($mysql, $monitorGroupId = 0) {

		$sql = '';
		$monitorGroupId = (int)$monitorGroupId;
		if($monitorGroupId > 0) $sql = " and monitorGroupId = $monitorGroupId";
		return $mysql->runQueryReturnVar("select COALESCE(count(ipDomain),0) as cnt from monitors where lastStatusChanged = 1 $sql");
	}

	public static function getHostErrorCount($mysql, $monitorGroupId = 0, $onlyNew = false) {

		$sql = '';
		$monitorGroupId = (int)$monitorGroupId;
		if($monitorGroupId > 0) $sql = " and monitorGroupId = $monitorGroupId";
		if($onlyNew) $sql .= " and lastStatusChanged = 1 ";
		return $mysql->runQueryReturnVar("select COALESCE(count(ipDomain),0) as cnt from monitors where isBlocked = 1 $sql");
	}

	public static function getHostCleanCount($mysql, $monitorGroupId = 0, $onlyNew = false) {

		$sql = '';
		$monitorGroupId = (int)$monitorGroupId;
		if($monitorGroupId > 0) $sql = " and monitorGroupId = $monitorGroupId";
		if($onlyNew) $sql .= " and lastStatusChanged = 1 ";
		return $mysql->runQueryReturnVar("select COALESCE(count(ipDomain),0) as cnt from monitors where isBlocked = 0 $sql");
	}

	public static function getHostCount($mysql, $monitorGroupId = 0) {

		$sql = '';
		$monitorGroupId = (int)$monitorGroupId;
		if($monitorGroupId > 0) $sql = " where monitorGroupId = $monitorGroupId";
		return $mysql->runQueryReturnVar("select COALESCE(count(ipDomain),0) as cnt from monitors $sql");
	}

	//CREDIT: http://braincrafted.com/php-background-processes/
	public static function is_process_running($pid){
		$pid = (int)$pid;
		if($pid == 0) return false;
		if(file_exists('/proc/'.$pid)){
			return true;
		}else{
			return false;
		}
	}

	public static function run_in_background($command, $priority = 0) {
		$log = Setup::$settings['log_path'];
		if($priority !=0){
			$pid = shell_exec("nohup nice -n $priority $command >> $log 2>&1 & echo $!");
		}else{
			$pid = shell_exec("nohup $command >> $log 2>&1 & echo $!");
		}
		return($pid);
	}

}







1		<?php
2		class_exists('_IpAddresses', false) or include('_IpAddresses.class.php');
3		class_exists('_FileCache', false) or include('_FileCache.class.php');
4		class_exists('Setup', false) or include('Setup.class.php');
5		class_exists('_MySQL', false) or include('_MySQL.class.php');
6
7		class Utilities {
8
9		public static $domainBlacklists = array();
10		public static $ipBlacklists = array();
11		public static $hostNotCheckedMessage = '1ST CHECK SCHEDULED';
12		public static $frequencyCheckOptions = array('1hour', '2hour', '8hour', 'daily', 'weekly');
13		public static $mysql = false;
14
15		public static function setBlockLists(){
16		$localCache = new _FileCache('blacklistmonitor-Utilities-BlockLists', 60);
17		$cacheKey = 'bl';
18		$cacheData = $localCache->get($cacheKey);
19		if ($cacheData !== false) {
20		if(isset($cacheData['domains']) && isset($cacheData['ips']) ) {
21		self::$domainBlacklists = $cacheData['domains'];
22		self::$ipBlacklists = $cacheData['ips'];
23		return true;
24		}
25		}
26		$mysql = new _MySQL();
27		$mysql->connect(Setup::$connectionArray);
28		$sql = "select host,monitorType from blockLists where isActive = '1';";
29		$rs = $mysql->runQuery($sql);
30		$cacheData['domains'] = array();
31		$cacheData['ips'] = array();
32		while($row = mysqli_fetch_array($rs)){
33		if($row['monitorType']=='ip'){
34		$cacheData['ips'][] = $row['host'];
35		}else{
36		$cacheData['domains'][] = $row['host'];
37		}
38		}
39		$mysql->close();
40		$localCache->set($cacheKey, $cacheData);
41		self::$domainBlacklists = $cacheData['domains'];
42		self::$ipBlacklists = $cacheData['ips'];
43		return false;
44		}
45
46		public static function randomDNSServer(){
47		return Setup::$settings['dns_servers'][mt_rand(0,(count(Setup::$settings['dns_servers'])-1))];
48		}
49
50		public static $isBlocked = 0;
51
52		public static function checkBlacklists($domainOrIp, $reportClean=false){
53		self::$isBlocked = 0;
54		$return = array();
55		if(_IpAddresses::isIPAddress($domainOrIp)){
56	View Code Duplication	foreach(self::$ipBlacklists as $server){
57		$r = self::ipCheck($domainOrIp, $server);
58		if($r!='') {
59		self::$isBlocked = 1;
60		self::logBlockListStats($server, 'ip', true);
61		}else{
62		self::logBlockListStats($server, 'ip', false);
63		}
64		if($r!='' \|\| $reportClean==true) {
		0 ignored issues – show Coding Style Best Practice introduced 2015-11-21 21:56 UTC by Report Bug Copy Issue Report It seems like you are loosely comparing two booleans. Considering using the strict comparison `===` instead. When comparing two booleans, it is generally considered safer to use the strict comparison operator. Loading history...
65		$return[] = array(trim($server),$r);
66		}
67		}
68		}else{
69	View Code Duplication	foreach(self::$domainBlacklists as $server){
70		$r = self::domainCheck($domainOrIp, $server);
71		if($r!='') {
72		self::$isBlocked = 1;
73		self::logBlockListStats($server, 'domain', true);
74		}else{
75		self::logBlockListStats($server, 'domain', false);
76		}
77		if($r!='' \|\| $reportClean==true) {
		0 ignored issues – show Coding Style Best Practice introduced 2015-11-21 21:56 UTC by Report Bug Copy Issue Report It seems like you are loosely comparing two booleans. Considering using the strict comparison `===` instead. When comparing two booleans, it is generally considered safer to use the strict comparison operator. Loading history...
78		$return[] = array(trim($server),$r);
79		}
80		}
81		}
82		return $return;
83		}
84
85		public static function domainCheck($domain, $server){
86		$server = trim($server);
87		$host = escapeshellarg("$domain.$server");
88		$t = "dig @".self::randomDNSServer()." +time=".Setup::$settings['dns_request_timeout']." $host";
89		// echo("$t</br>");
90		$text = shell_exec($t);
91		$test = Utilities::parseBetweenText(
92		$text,
93		";; ANSWER SECTION:\n",
94		"\n\n",
95		false,
96		false,
97		true);
98		$testArray = explode("\t", $test);
99		$test = end($testArray);
100
101		if(trim($test)!=''){
102		if(Setup::$settings['rbl_txt_extended_status']){
103		$t = "dig @".self::randomDNSServer()." +time=".Setup::$settings['dns_request_timeout']." $host txt";
104		// echo("$t</br>");
105		$text = shell_exec($t);
106		$test = Utilities::parseBetweenText(
107		$text,
108		";; ANSWER SECTION:\n",
109		"\n\n",
110		false,
111		false,
112		true);
113		$testArray = explode("\t", $test);
114		$test = end($testArray);
115		$test = str_replace(array('\'','"'),'',$test);
116		}else{
117		$test = 'blocked';
118		}
119		}
120		if(strripos($test,'not found')!==false) return '';
121		if(strripos($test,'SERVFAIL')!==false) return '';
122		return trim($test);
123		}
124
125		public static function ipCheck($ip, $server){
126		if(_IpAddresses::isIPAddress($ip)===false) return '';
127		$server = trim($server);
128
129		$parts = explode('.', $ip);
130		$reverseIp = implode('.', array_reverse($parts));
131		$text = "";
		0 ignored issues – show Unused Code introduced 2015-11-21 21:56 UTC by Report Bug Copy Issue Report `$text` is not used, you could remove the assignment. This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently. $myVar = 'Value'; $higher = false; if (rand(1, 6) > 3) { $higher = true; } else { $higher = false; } Both the `$myVar` assignment in line 1 and the `$higher` assignment in line 2 are dead. The first because `$myVar` is never used and the second because `$higher` is always overwritten for every possible time line. Loading history...
132		$host = escapeshellarg("$reverseIp.$server");
133		$t = "dig @".self::randomDNSServer()." +time=".Setup::$settings['dns_request_timeout']." $host";
134		// echo("$t</br>");
135		$text = shell_exec($t);
136		$test = Utilities::parseBetweenText(
137		$text,
138		";; ANSWER SECTION:\n",
139		"\n\n",
140		false,
141		false,
142		true);
143		$testArray = preg_split("/IN\s+A\s+/i", $test);
144		$test = trim(end($testArray));
145		// echo "<pre>$test</pre>\n";
146		if(trim($test)!=''){
147		if(Setup::$settings['rbl_txt_extended_status']){
148		$t = "dig @".self::randomDNSServer()." +time=".Setup::$settings['dns_request_timeout']." $host txt";
149		// echo("$t</br>");
150		$text = shell_exec($t);
151		$test2 = Utilities::parseBetweenText(
152		$text,
153		";; ANSWER SECTION:\n",
154		"\n\n",
155		false,
156		false,
157		true);
158		$testArray = preg_split("/IN\s+TXT\s+/i", $test2);
159		$test2 = trim(end($testArray));
160		$test2 = str_replace(array('\'','"'),'',$test2);
161		switch($server){
162		case 'bl.mailspike.net':
163		$a = explode("\|",$test2);
164		$test = (isset($a[1])) ? 'Listed ' . $a[1] : $test2;
165		break;
166		}
167		if($test2!='') $test = $test2;
168		}else{
169		$test = 'blocked';
170		}
171		}
172		if(strripos($test,'not found')!==false) return '';
173		if(strripos($test,'SERVFAIL')!==false) return '';
174		return trim($test);
175		}
176
177		public static function logBlockListStats($server, $monitorType, $isBlocked){
178		if(Setup::$settings['log_rbl_stats']==0) return true;
179		$mysql = new _MySQL();
180		$mysql->connect(Setup::$connectionArray);
181		if($isBlocked){
182		$sql = "update blockLists set blocksToday=(blocksToday+1), lastBlockReport=now() where host = '".$mysql->escape($server)."' and monitorType = '$monitorType';";
183		}else{
184		$sql = "update blockLists set cleanToday=(cleanToday+1) where host = '".$mysql->escape($server)."' and monitorType = '$monitorType';";
185		}
186		$mysql->runQuery($sql);
187		$mysql->close();
188		}
189
190		public static function ensureGroupExists($groupName){
191		$mysql = new _MySQL();
192		$mysql->connect(Setup::$connectionArray);
193		$id = $mysql->runQueryReturnVar("select id from monitorGroup where groupName = '".$mysql->escape($groupName)."'");
194		if($id===false){
195		$mysql->runQuery("insert into monitorGroup set groupName = '".$mysql->escape($groupName)."'");
196		$id = $mysql->identity;
197		}
198		$mysql->close();
199		return $id;
200		}
201
202		public static function updateDomains($domains, $monitorGroupId){
203		$domains = trim($domains);
204		$monitorGroupId = (int)$monitorGroupId;
205		if($monitorGroupId===0) return false;
206		$mysql = new _MySQL();
207		$mysql->connect(Setup::$connectionArray);
208		$mysql->runQuery("update monitors set keepOnUpdate = 0 where isDomain = 1 and monitorGroupId = $monitorGroupId");
209		$mysql->runQuery("update users set lastUpdate = '".$mysql->escape(date('Y-m-d H:i:s'))."'");
210		$mysql->runQuery("update monitorGroup set domains = '".$mysql->escape($domains)."' where id = $monitorGroupId");
211		$domainArray = preg_split('/\s+/', $domains);
212		foreach($domainArray as $d){
213		$d = trim($d);
214		$d = str_ireplace('http://', '', $d);
215		$d = str_ireplace('https://', '', $d);
216		$d = str_ireplace('/', '', $d);
217		$d = preg_replace('/[[:^print:]]/', '', $d);
218	View Code Duplication	if($d != ''){
219		$mysql->runQuery("
220		update monitors set
221		keepOnUpdate = 1
222		where
223		monitorGroupId = $monitorGroupId
224		and ipDomain = '".$mysql->escape($d)."'
225		and isDomain = 1
226		");
227		if($mysql->affectedRows == 0){
228		$mysql->runQuery("insert ignore into monitors set
229		monitorGroupId = $monitorGroupId,
230		ipDomain = '".$mysql->escape($d)."',
231		isDomain = 1,
232		keepOnUpdate = 1
233		");
234		}
235		}
236		}
237		$mysql->runQuery("delete from monitors where keepOnUpdate = 0 and isDomain = 1 and monitorGroupId = $monitorGroupId");
238		$mysql->close();
239		}
240
241		public static function updateIPs($ips, $monitorGroupId){
242		$ips = trim($ips);
243		$monitorGroupId = (int)$monitorGroupId;
244		if($monitorGroupId===0) return false;
245		$mysql = new _MySQL();
246		$mysql->connect(Setup::$connectionArray);
247		$mysql->runQuery("update monitors set keepOnUpdate = 0 where isDomain = 0 and monitorGroupId = $monitorGroupId");
248		$mysql->runQuery("update users set lastUpdate = '".$mysql->escape(date('Y-m-d H:i:s'))."'");
249		$mysql->runQuery("update monitorGroup set ips = '".$mysql->escape($ips)."' where id = $monitorGroupId");
250		$ipsArray = preg_split('/\s+/', $ips);
251		foreach($ipsArray as $i){
252		// ip checks
253		if(_IpAddresses::isIPAddress($i)){
254		$mysql->runQuery("
255		update monitors set
256		keepOnUpdate = 1
257		where
258		monitorGroupId = $monitorGroupId
259		and ipDomain = '".$mysql->escape($i)."'
260		and isDomain = 0
261		");
262		if($mysql->affectedRows == 0){
263		$mysql->runQuery("insert ignore into monitors set
264		monitorGroupId = $monitorGroupId,
265		ipDomain = '".$mysql->escape($i)."',
266		isDomain = 0,
267		keepOnUpdate = 1
268		");
269		}
270		}else{
271		//cidr /24's max...
272		if(trim($i)!=''){
273		if(strpos($i, ' ')!==false) continue;
274		if(strpos($i, ':')!==false) continue;
275		$range = _IpAddresses::cidrToRange($i);
276		if($range===false) continue;
277		$start = explode('.', $range[0]);
278		$end = explode('.', $range[1]);
279		if($range[0]==0) continue;// starts with 0
280		for($i = $start[3]; $i <= $end[3]; $i++){
281		$host = "{$start[0]}.{$start[1]}.{$start[2]}.$i";
282		if(_IpAddresses::isIPAddress($host)){
283		$mysql->runQuery("
284		update monitors set
285		keepOnUpdate = 1
286		where
287		monitorGroupId = $monitorGroupId
288		and ipDomain = '".$mysql->escape($host)."'
289		and isDomain = 0
290		");
291		if($mysql->affectedRows == 0){
292		$mysql->runQuery("insert ignore into monitors set
293		monitorGroupId = $monitorGroupId,
294		ipDomain = '".$mysql->escape($host)."',
295		isDomain = 0,
296		keepOnUpdate = 1
297		");
298		}
299		}
300		}
301		}
302		}
303		}
304		$mysql->runQuery("delete from monitors where keepOnUpdate = 0 and isDomain = 0 and monitorGroupId = $monitorGroupId");
305		$mysql->close();
306		}
307
308		public static function isLoggedIn(){
309		if(isset($_SESSION['id']) && (int)$_SESSION['id'] > 0){
310		return $_SESSION['id'];
311		}else{
312		return false;
313		}
314		}
315
316		public static function getAccount(){
317		$mysql = new _MySQL();
318		$mysql->connect(Setup::$connectionArray);
319		$ret = false;
320		$rs = $mysql->runQuery("
321		select
322		username,
323		passwd,
324		apiKey,
325		beenChecked,
326		disableEmailNotices,
327		noticeEmailAddresses,
328		textMessageEmails,
329		twitterHandle,
330		apiCallbackURL,
331		checkFrequency
332		from users limit 1");
333		while($row = mysqli_fetch_array($rs)){
334		$ret = $row;
335		}
336		$mysql->close();
337
338		if(!$ret){
339		//account
340		_Logging::appLog("no user account");
341		exit();
342		}
343
344		return $ret;
345		}
346
347		public static function validateLogin($userName, $passwd, $api = false, $apiKey = ''){
		0 ignored issues – show Unused Code introduced 2015-11-21 21:56 UTC by Report Bug Copy Issue Report The parameter `$api` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
348		$mysql = new _MySQL();
349		$mysql->connect(Setup::$connectionArray);
350		$sql = "
351		select username
352		from users
353		where ";
354		if(trim($apiKey) != ''){
355		$sql .= " apiKey = '".$mysql->escape($apiKey)."'";
356		}else{
357		$sql .= " passwd = '".$mysql->escape(md5($passwd))."'
358		and username = '".$mysql->escape($userName)."'";
359		}
360		$rs = $mysql->runQuery($sql);
361		$id = 0;
362		while($row = mysqli_fetch_array($rs)){
363		$id = 1;
364		}
365		$mysql->close();
366		return $id;
367		}
368
369		public static function lookupHostDNS($host){
370		if(_IpAddresses::isIPAddress($host)){
371		return _IpAddresses::getHostByIp($host);
372		}else{
373		$host = escapeshellarg($host);
374		exec('host -t a -W 2 '.$host, $output, $return);
375		if ($return !== 0) {
376		return '';
377		}else{
378		$output = implode($output);
379		$ips = _IpAddresses::getAllIPsFromString($output, true);
380		$ir = "";
381		foreach($ips as $ip){
382		$ir .= "$ip,";
383		}
384		return trim($ir,',');
385		}
386
387		/*
388		if(strripos($host,'not found')!==false) return false;
389		if(strripos($host,'SERVFAIL')!==false) return false;
390		$phost = trim(end(explode(' ', $host)));
391		if(strripos($phost,'reached')!==false) return false;
392		return $phost;
393		*/
394		}
395		}
396
397		public static function testAPICallback($url){
398		return self::makeAPICallback($url,
399		'samplehosttest.com',
400		true,
401		'reverse-dns-sample.samplehosttest.com',
402		'a:2:{i:0;a:2:{i:0;s:12:"l2.apews.org";i:1;s:87:"Listed at APEWS-L2 - visit http://www.apews.org/?page=test&C=131&E=1402188&ip=127.0.0.1";}i:1;a:2:{i:0;s:22:"b.barracudacentral.org";i:1;s:9:"127.0.0.2";}}'
403		);
404		}
405
406		public static function makeAPICallback($url, $host, $isBlocked, $rDNS, $status){
407		if(substr($url,0,4)!='http') return false;
408
409		$vars = json_encode(
410		array(
411		'host'=>$host,
412		'isBlocked'=>(boolean)$isBlocked,
413		'rDNS'=>$rDNS,
414		'blocks'=>unserialize($status)
415		)
416		);
417		$err = true;
418		try{
419		$ch = curl_init();
420		curl_setopt($ch,CURLOPT_URL,$url);
421		curl_setopt($ch,CURLOPT_POST,true);
422		curl_setopt($ch,CURLOPT_FAILONERROR,true);
423		curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
424		curl_setopt($ch,CURLOPT_POSTFIELDS,$vars);
425		curl_setopt($ch,CURLOPT_HTTPHEADER, array('Content-Type: application/json'));
426		curl_exec($ch);
427		if (curl_errno($ch)) $err = false;
428		} catch (Exception $e) {
429		$err = false;
430		}
431		return $err;
432		}
433
434		public static function isValidEmail($emailAddress){
435		if (filter_var($emailAddress, FILTER_VALIDATE_EMAIL)) {
436		return true;
437		}
438		return false;
439		}
440
441		public static function parseBetweenText(
442		$text,
443		$beginText,
444		$endText,
445		$removeSpace=true,
446		$removeHtmlTags=true,
447		$firstResultOnlyNoArray=false) {
448		$results = array();
449		$endPos = 0;
450		while(true) {
451		$beginPos = stripos($text, $beginText, $endPos);
452		if($beginPos===false) break;
453		$beginPos = $beginPos+strlen($beginText);
454		$endPos = stripos($text, $endText, $beginPos);
455		if($endPos===false) break;
456		$result = substr($text, $beginPos, $endPos-$beginPos);
457		if($removeSpace){
458		$result = str_replace("\t","",$result);
459		$result = str_replace("\n","",$result);
460		$result = preg_replace("/ /"," ",$result);
461		$result = preg_replace("~[\s]{2}?[\t]?~i"," ",$result);
462		$result = str_replace(" "," ",$result);
463		$result = trim($result);
464		}
465		if($removeHtmlTags){
466		$result = strip_tags($result);
467		}
468		if($firstResultOnlyNoArray) return $result;
469		if($result != '') $results[] = $result;
470		}
471		return ($firstResultOnlyNoArray && empty($results) ? '' : $results);
472		}
473
474		public static function getNextMonitor($mysql){
475		$ipDomain = $mysql->runQueryReturnVar("select ipDomain from monitors where beenChecked = 0");
476		$mysql->runQuery("update monitors set beenChecked = 1 where ipDomain = '".$mysql->escape($ipDomain)."'");
477		return $ipDomain;
478		}
479
480	View Code Duplication	public static function getHostChangeCount($mysql, $monitorGroupId = 0) {
		0 ignored issues – show Duplication introduced 2015-11-21 21:57 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
481		$sql = '';
482		$monitorGroupId = (int)$monitorGroupId;
483		if($monitorGroupId > 0) $sql = " and monitorGroupId = $monitorGroupId";
484		return $mysql->runQueryReturnVar("select COALESCE(count(ipDomain),0) as cnt from monitors where lastStatusChanged = 1 $sql");
485		}
486
487	View Code Duplication	public static function getHostErrorCount($mysql, $monitorGroupId = 0, $onlyNew = false) {
		0 ignored issues – show Duplication introduced 2015-11-21 21:57 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
488		$sql = '';
489		$monitorGroupId = (int)$monitorGroupId;
490		if($monitorGroupId > 0) $sql = " and monitorGroupId = $monitorGroupId";
491		if($onlyNew) $sql .= " and lastStatusChanged = 1 ";
492		return $mysql->runQueryReturnVar("select COALESCE(count(ipDomain),0) as cnt from monitors where isBlocked = 1 $sql");
493		}
494
495	View Code Duplication	public static function getHostCleanCount($mysql, $monitorGroupId = 0, $onlyNew = false) {
		0 ignored issues – show Duplication introduced 2015-11-21 21:57 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
496		$sql = '';
497		$monitorGroupId = (int)$monitorGroupId;
498		if($monitorGroupId > 0) $sql = " and monitorGroupId = $monitorGroupId";
499		if($onlyNew) $sql .= " and lastStatusChanged = 1 ";
500		return $mysql->runQueryReturnVar("select COALESCE(count(ipDomain),0) as cnt from monitors where isBlocked = 0 $sql");
501		}
502
503	View Code Duplication	public static function getHostCount($mysql, $monitorGroupId = 0) {
		0 ignored issues – show Duplication introduced 2015-11-21 21:57 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
504		$sql = '';
505		$monitorGroupId = (int)$monitorGroupId;
506		if($monitorGroupId > 0) $sql = " where monitorGroupId = $monitorGroupId";
507		return $mysql->runQueryReturnVar("select COALESCE(count(ipDomain),0) as cnt from monitors $sql");
508		}
509
510		//CREDIT: http://braincrafted.com/php-background-processes/
511		public static function is_process_running($pid){
512		$pid = (int)$pid;
513		if($pid == 0) return false;
514		if(file_exists('/proc/'.$pid)){
515		return true;
516		}else{
517		return false;
518		}
519		}
520
521		public static function run_in_background($command, $priority = 0) {
522		$log = Setup::$settings['log_path'];
523		if($priority !=0){
524		$pid = shell_exec("nohup nice -n $priority $command >> $log 2>&1 & echo $!");
525		}else{
526		$pid = shell_exec("nohup $command >> $log 2>&1 & echo $!");
527		}
528		return($pid);
529		}
530
531		}
532
533
534
535
536
537

mikelynn2 / blacklistmonitor

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Utilities::lookupHostDNS() A last analyzed 2018-10-22 20:02 UTC

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Utilities::lookupHostDNS() A
last analyzed 2018-10-22 20:02 UTC