commit version 22.12.12447
This commit is contained in:
348
includes/weathermap/random-bits/cacti-mapper.php
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348
includes/weathermap/random-bits/cacti-mapper.php
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<?php
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# defaults. Should be overwritten by the cacti config.
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$cacti_base = '../../';
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$cacti_url = '/';
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$width = 4000;
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$height = 3000;
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require_once 'editor-config.php';
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// check if the goalposts have moved
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if( is_dir($cacti_base) && file_exists($cacti_base."/include/global.php") )
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{
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// include the cacti-config, so we know about the database
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include_once($cacti_base."/include/global.php");
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$config['base_url'] = (isset($config['url_path'])? $config['url_path'] : $cacti_url);
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$cacti_found = TRUE;
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}
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elseif( is_dir($cacti_base) && file_exists($cacti_base."/include/config.php") )
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{
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// include the cacti-config, so we know about the database
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include_once($cacti_base."/include/config.php");
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$config['base_url'] = (isset($config['url_path'])? $config['url_path'] : $cacti_url);
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$cacti_found = TRUE;
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}
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else
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{
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print "You need to fix your editor-config.php\n";
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exit();
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}
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include_once($cacti_base."/lib/snmp.php");
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if(!function_exists("cacti_snmp_get"))
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{
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die("Cacti SNMP functions are not available");
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}
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# figure out which template has interface traffic. This might be wrong for you.
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$data_template = "Interface - Traffic";
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$data_template_id = db_fetch_cell("select id from data_template where name='".mysql_real_escape_string($data_template)."'");
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$Interfaces_SQL = "select host.snmp_version,host.snmp_community,host.snmp_username,host.snmp_password,host.snmp_auth_protocol,host.snmp_priv_passphrase,host.snmp_priv_protocol,host.snmp_context,host.snmp_port,host.snmp_timeout,host.description, host.hostname, host.disabled, host_snmp_cache.* from host_snmp_cache,host where host_snmp_cache.host_id=host.id and (field_name='ifDescr' or field_name='ifName' or field_name='ifIP' or field_name='ifAlias') and host.disabled<>'on' and field_value<>'127.0.0.1' and field_value<>'0.0.0.0' and host.status=3 and host.snmp_version>0;";
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$queryrows = db_fetch_assoc($Interfaces_SQL);
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if( is_array($queryrows) && sizeof($queryrows) > 0 )
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{
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foreach ($queryrows as $line)
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{
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$key =sprintf( "%06d-%010d",$line['host_id'],$line['snmp_index']);
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$hosts[$line['host_id']]['description'] = $line['description'];
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$hosts[$line['host_id']]['hostname'] = $line['hostname'];
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$hosts[$line['host_id']]['snmp_version'] = $line['snmp_version'];
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$hosts[$line['host_id']]['snmp_username'] = $line['snmp_username'];
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$hosts[$line['host_id']]['snmp_password'] = $line['snmp_password'];
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$hosts[$line['host_id']]['snmp_auth_protocol'] = $line['snmp_auth_protocol'];
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$hosts[$line['host_id']]['snmp_context'] = $line['snmp_context'];
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$hosts[$line['host_id']]['snmp_port'] = $line['snmp_port'];
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$hosts[$line['host_id']]['snmp_timeout'] = $line['snmp_timeout'];
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$hosts[$line['host_id']]['snmp_priv_protocol'] = $line['snmp_priv_protocol'];
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$hosts[$line['host_id']]['snmp_priv_passphrase'] = $line['snmp_priv_passphrase'];
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$hosts[$line['host_id']]['snmp_community'] = $line['snmp_community'];
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$interfaces[$key]['index'] = $line['snmp_index'];
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$interfaces[$key]['host'] = $line['host_id'];
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if($line['field_name'] == 'ifIP') $interfaces[$key]['ip'] = $line['field_value'];
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if($line['field_name'] == 'ifName') $interfaces[$key]['name'] = $line['field_value'];
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if($line['field_name'] == 'ifDescr') $interfaces[$key]['descr'] = $line['field_value'];
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if($line['field_name'] == 'ifAlias') $interfaces[$key]['alias'] = $line['field_value'];
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}
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}
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$count=0;
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if(file_exists("mapper-cache.txt"))
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{
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print "Reading Netmask cache...\n";
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$fd = fopen("mapper-cache.txt","r");
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while(!feof($fd))
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{
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$str = fgets($fd,4096);
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$str=str_replace("\r", "", $str);
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trim($str);
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list($key,$mask) = explode("\t",$str);
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if(preg_match("/^(\d+\.\d+\.\d+\.\d+)$/",$mask,$m) && $mask != '0.0.0.0')
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{ $interfaces[$key]['netmask'] = $m[1]; $count++; }
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}
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fclose($fd);
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}
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print "$count netmasks in the cache.\n";
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print "Collected information on ".sizeof($interfaces)." interfaces and ".sizeof($hosts)." hosts.\n";
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$cleaned=0;
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foreach($interfaces as $key=>$int)
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{
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if(!isset($int['ip']))
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{
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unset($interfaces[$key]);
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$cleaned++;
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}
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else
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{
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$interfaces[$key]['nicename'] = ( isset($int['name'])?$int['name']:( isset($int['descr'])?$int['descr']: (isset($int['alias'])?$int['alias']:"Interface #".$int['index']) ) );
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}
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}
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print "Removed $cleaned interfaces from search, which have no IP address.\n";
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$count=0;
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foreach($interfaces as $key=>$int)
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{
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if(!isset($int['netmask']))
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{
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$oid = ".1.3.6.1.2.1.4.20.1.3.".$int['ip'];
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$hostid = $int['host'];
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if($count<100)
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{
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print "Fetching Netmask via SNMP for Host ".$int['host']."//".$int['ip']." from $oid\n";
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$result = cacti_snmp_get(
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$hosts[$hostid]["hostname"],
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$hosts[$hostid]["snmp_community"],
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$oid,
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$hosts[$hostid]["snmp_version"],
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$hosts[$hostid]["snmp_username"],
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$hosts[$hostid]["snmp_password"],
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$hosts[$hostid]["snmp_auth_protocol"],
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$hosts[$hostid]["snmp_priv_passphrase"],
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$hosts[$hostid]["snmp_priv_protocol"],
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$hosts[$hostid]["snmp_context"],
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$hosts[$hostid]["snmp_port"],
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$hosts[$hostid]["snmp_timeout"],
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SNMP_WEBUI);
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if($result != FALSE && preg_match("/^\d+.\d+.\d+.\d+$/",$result))
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{
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print "$result|\n";
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$interfaces[$key]['netmask'] = $result;
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}
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else
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{
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print "No useful result.\n";
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unset($interfaces[$key]);
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}
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$count++;
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}
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}
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}
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$count = 0;
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print "Writing Netmask cache...\n";
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$fd = fopen("mapper-cache.txt","w");
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foreach($interfaces as $key=>$int)
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{
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if(isset($int['netmask']))
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{
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fputs($fd,$key."\t".$int['netmask']."\n");
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$count++;
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}
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}
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fclose($fd);
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print "Wrote $count cache entries.\n";
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# SNMP netmask => .1.3.6.1.2.1.4.20.1.3.10.1.1.254
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# SNMP interface index => .1.3.6.1.2.1.4.20.1.2.10.1.1.254
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$count=0;
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foreach($interfaces as $key=>$int)
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{
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if(isset($int['netmask']))
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{
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$network = get_network($int['ip'],$int['netmask'])."/".get_cidr($int['netmask']);
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$interfaces[$key]['network'] = $network;
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$networks[$network] []= $key;
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$count++;
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}
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else
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{
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print $int['ip']."\n";
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}
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}
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print "Assembled $count different network/netmask pairs\n";
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$link_config = "";
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$node_config = "";
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$nodes_seen = array();
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$count=0;
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$linkid = 0;
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$lannodeid = 0;
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foreach ($networks as $network=>$members)
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{
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if(sizeof($members)<2)
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{
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unset($networks[$network]);
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$count++;
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}
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if(sizeof($members)==2)
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{
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print "Create LINK between\n";
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foreach($members as $int)
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{
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$h = $interfaces[$int]['host'];
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print " ".$interfaces[$int]['nicename'];
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print " on ".$hosts[$h]['description'];
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print " (".$hosts[$h]['hostname'].")\n";
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$nodes_seen[$h]=1;
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}
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$linkid++;
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$link_config .= "LINK link_$linkid\nWIDTH 4\n";
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$link_config .= "\tNODES node_".$interfaces[$members[0]]['host']." node_".$interfaces[$members[1]]['host']."\n";
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$link_config .= "\tSET in_interface ".$interfaces[$members[1]]['nicename']."\n";
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$link_config .= "\tSET out_interface ".$interfaces[$members[0]]['nicename']."\n";
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$link_config .= "\n";
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}
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if(sizeof($members)>2)
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{
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print "Create LAN NODE called $network and add LINKs from these NODEs to it:\n";
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$x = rand(0,$width); $y = rand(0,$height);
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$lan_key = preg_replace("/[.\/]/","_",$network);
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$node_config .= "NODE LAN_$lan_key\nLABELBGCOLOR 255 240 240 \n\tPOSITION $x $y\n\tLABEL $network\n\tICON 96 24 rbox\n\tLABELOFFSET C\n\tLABELOUTLINECOLOR none\nUSESCALE none in\n\n";
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foreach($members as $int)
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{
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$h = $interfaces[$int]['host'];
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print " $int:: ".$interfaces[$int]['nicename'];
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print " on ".$hosts[$h]['description'];
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print " (".$hosts[$h]['hostname'].")\n";
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$nodes_seen[$h]=1;
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$linkid++;
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$link_config .= "LINK link_$linkid\n";
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$link_config .= "SET out_interface ".$interfaces[$int]['nicename']."\n";
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$link_config .= "\tNODES node_$h LAN_$lan_key\n\tWIDTH 2\n\tOUTCOMMENT {link:this:out_interface}\n";
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}
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print "\n";
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}
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}
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print "Trimmed $count networks with only one member interface\n";
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foreach ($nodes_seen as $h=>$c)
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{
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$x = rand(0,$width); $y = rand(0,$height);
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$node_config .= "NODE node_$h\n\tSET cacti_id $h\n";
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$node_config .= "\tLABEL ".$hosts[$h]['description']."\n";
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$node_config .= "\tPOSITION $x $y\n";
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$node_config .= "\tUSESCALE cactiupdown in \n";
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$node_config .= "\tLABELFONTCOLOR contrast\n";
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$node_config .= "\n\n";
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}
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$fd = fopen("automap.cfg","w");
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fputs($fd,"HTMLSTYLE overlib\nBGCOLOR 92 92 92\nWIDTH $width\nHEIGHT $height\nFONTDEFINE 30 GillSans 8\n");
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fputs($fd,"FONTDEFINE 20 GillSans 10\nFONTDEFINE 10 GillSans 9\n");
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fputs($fd,"SCALE DEFAULT 0 0 255 0 0\nSCALE DEFAULT 0 10 32 32 32 0 0 255\nSCALE DEFAULT 10 40 0 0 255 0 255 0\nSCALE DEFAULT 40 55 0 255 0 255 255 0\nSCALE DEFAULT 55 100 240 240 0 255 0 0\n");
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fputs($fd,"\nSCALE cactiupdown 0 0.5 192 192 192 \nSCALE cactiupdown 0.5 1.5 255 0 0 \nSCALE cactiupdown 1.5 2.5 0 0 255 \nSCALE cactiupdown 2.5 3.5 0 255 0 \nSCALE cactiupdown 3.5 4.5 255 255 0 \n");
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fputs($fd,"\nLINK DEFAULT\nBWSTYLE angled\nBWLABEL bits\nBWFONT 30\nCOMMENTFONT 30\n\n");
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fputs($fd,"\nNODE DEFAULT\nLABELFONT 10\n\n");
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fputs($fd,$node_config);
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fputs($fd,$link_config);
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fclose($fd);
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///////////////////////////////////////////////////////////////
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function ip_to_int($_ip)
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{
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if(preg_match("/^(\d+)\.(\d+)\.(\d+)\.(\d+)$/",$_ip,$matches))
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{
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$_output=0;
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for($i=1;$i<5;$i++)
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{
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$_output<<=8;
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$_output+=$matches[$i];
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}
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return($_output);
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}
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else
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{
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print "Something funny: $_ip\n";
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return(-1);
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}
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}
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function int_to_ip($_int)
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{
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$tmp=$_int;
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for ($i=0; $i < 4; $i++)
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{
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$IPBit[]=($tmp & 255);
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$tmp>>=8;
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}
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$_output=sprintf("%d.%d.%d.%d", $IPBit[3], $IPBit[2], $IPBit[1], $IPBit[0]);
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return ($_output);
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}
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function get_network($_ip, $_mask)
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{
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$_int1=ip_to_int($_ip);
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$_mask1=ip_to_int($_mask);
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$_network=$_int1 & ($_mask1);
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return (int_to_ip($_network));
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}
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function get_cidr($mask)
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{
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$lookup = array(
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"255.255.255.255"=>"32",
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"255.255.255.254"=>"31",
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"255.255.255.252"=>"30",
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"255.255.255.248"=>"29",
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"255.255.255.240"=>"28",
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"255.255.255.224"=>"27",
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"255.255.255.192"=>"26",
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"255.255.255.128"=>"25",
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"255.255.255.0"=>"24",
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"255.255.254.0"=>"23",
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"255.255.252.0"=>"22",
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"255.255.248.0"=>"21",
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"255.255.240.0"=>"20",
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"255.255.224.0"=>"19",
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"255.255.192.0"=>"18",
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"255.255.128.0"=>"17",
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"255.255.0.0"=>"16",
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"255.254.0.0"=>"15",
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"255.252.0.0"=>"14",
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"0.0.0.0.0"=>"0"
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);
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if($lookup[$mask]) return ($lookup[$mask]);
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print "HUH: $mask\n";
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return("-1");
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}
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Block a user