= '2.2') { preg_match ("/@(\d+)\(/",$result, $rule); } else { preg_match ("/@(\d+)\s/",$result, $rule); } $id = $rule[1]; # Create array of Rule Description and pfctl Rule Number $rule_list['id'][] = $id; $rule_list[$id]['name'] = $descr; } } // Add IP to the Suppression Alias if (isset($_POST['addsuppress'])) { $ip = ""; if (isset($_POST['ip'])) { $ip = $_POST['ip']; $table = $_POST['table']; $descr = $_POST['descr']; $cidr = $_POST['cidr']; // If Description or CIDR field is empty, exit. if (empty($descr) || empty($cidr)) { header("Location: " . $_SERVER['PHP_SELF']); exit; } if (is_ipaddr($ip)) { $savemsg1 = "Host IP address {$ip}"; if (is_ipaddrv4($ip)) { $iptrim1 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '$1.$2.$3.0/24', $ip); $iptrim2 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '$1.$2.$3.', $ip); $iptrim3 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '$4', $ip); if ($cidr == "32") { $pfb_pfctl = exec ("/sbin/pfctl -t {$table} -T show | grep {$iptrim1} 2>&1"); if ($pfb_pfctl == "") { $savemsg2 = " : Removed /32 entry"; exec ("/sbin/pfctl -t {$table} -T delete {$ip}"); } else { $savemsg2 = " : Removed /24 entry, added 254 addr"; exec ("/sbin/pfctl -t {$table} -T delete {$iptrim1}"); for ($add_ip=0; $add_ip <= 255; $add_ip++){ if ($add_ip != $iptrim3) { exec ("/sbin/pfctl -t {$table} -T add {$iptrim2}{$add_ip}"); } } } } else { $cidr = 24; $savemsg2 = " : Removed /24 entry"; exec ("/sbin/pfctl -t {$table} -T delete {$iptrim1} 2>&1", $pfb_pfctl); if (!preg_grep("/1\/1 addresses deleted/", $pfb_pfctl)) { $savemsg2 = " : Removed all entries"; // Remove 0-255 IP Address from Alias Table for ($del_ip=0; $del_ip <= 255; $del_ip++){ exec ("/sbin/pfctl -t {$table} -T delete {$iptrim2}{$del_ip}"); } } } } // Collect pfBlockerNGSuppress Alias Contents $pfb_sup_list = array(); $pfb_sup_array = array(); $pfb['found'] = FALSE; $pfb['update'] = FALSE; if (is_array($config['aliases']['alias'])) { foreach ($config['aliases']['alias'] as $alias) { if ($alias['name'] == "pfBlockerNGSuppress") { $data = $alias['address']; $data2 = $alias['detail']; $arr1 = explode(" ",$data); $arr2 = explode("||",$data2); if (!empty($data)) { $row = 0; foreach ($arr1 as $host) { $pfb_sup_list[] = $host; $pfb_sup_array[$row]['host'] = $host; $row++; } $row = 0; foreach ($arr2 as $detail) { $pfb_sup_array[$row]['detail'] = $detail; $row++; } } $pfb['found'] = TRUE; } } } // Call Function to Create Suppression Alias if not found. if (!$pfb['found']) pfb_create_suppression_alias(); // Save New Suppress IP to pfBlockerNGSuppress Alias if (in_array($ip . '/' . $cidr, $pfb_sup_list)) { $savemsg = gettext("Host IP address {$ip} already exists in the pfBlockerNG Suppress Table."); } else { if (!$pfb['found'] && empty($pfb_sup_list)) { $next_id = 0; } else { $next_id = count($pfb_sup_list); } $pfb_sup_array[$next_id]['host'] = $ip . '/' . $cidr; $pfb_sup_array[$next_id]['detail'] = $descr; $address = ""; $detail = ""; foreach ($pfb_sup_array as $pfb_sup) { $address .= $pfb_sup['host'] . " "; $detail .= $pfb_sup['detail'] . "||"; } // Find pfBlockerNGSuppress Array ID Number if (is_array($config['aliases']['alias'])) { $pfb_id = 0; foreach ($config['aliases']['alias'] as $alias) { if ($alias['name'] == "pfBlockerNGSuppress") { break; } $pfb_id++; } } $config['aliases']['alias'][$pfb_id]['address'] = rtrim($address, " "); $config['aliases']['alias'][$pfb_id]['detail'] = rtrim($detail, "||"); $savemsg = gettext($savemsg1) . gettext($savemsg2) . gettext(" and added Host to the pfBlockerNG Suppress Table."); $pfb['update'] = TRUE; } if ($pfb['found'] || $pfb['update']) { // Save all Changes to pfsense config file write_config(); } } } } // Auto-Resolve Hostnames if (isset($_REQUEST['getpfhostname'])) { $getpfhostname = htmlspecialchars($_REQUEST['getpfhostname']); $hostname = htmlspecialchars(gethostbyaddr($getpfhostname), ENT_QUOTES); if ($hostname == $getpfhostname) { $hostname = 'unknown'; } echo $hostname; die; } // Host Resolve Function lookup function getpfbhostname($type = 'src', $hostip, $countme = 0) { $hostnames['src'] = ''; $hostnames['dst'] = ''; $hostnames[$type] = '
'; return $hostnames; } // Determine if Alert Host 'Dest' is within the Local Lan IP Range. function check_lan_dest($lan_ip,$lan_mask,$dest_ip,$dest_mask="32") { $result = check_subnets_overlap($lan_ip, $lan_mask, $dest_ip, $dest_mask); return $result; } $pgtitle = gettext("pfBlockerNG: Alerts"); include_once("head.inc"); ?>
\n"; if ($savemsg) { print_info_box($savemsg); } ?>
$pfb['denydir'] . " " . $pfb['nativedir'], "Permit" => $pfb['permitdir'], "Match" => $pfb['matchdir']) as $type => $pfbfolder ): switch($type) { case "Deny": $rtype = "block"; $pfbentries = "{$pfbdenycnt}"; break; case "Permit": $rtype = "pass"; $pfbentries = "{$pfbpermitcnt}"; break; case "Match": if ($pfb['pfsenseversion'] >= '2.2') { $rtype = "unkn(%u)"; } else { $rtype = "unkn(11)"; } $pfbentries = "{$pfbmatchcnt}"; break; } ?>
     
', ''); ?> ', ''); ?> ', ''); ?>   />    />   
       ', '');?>
= '2.2'): ?>         
= '2.2') { $pfblines = exec("/usr/bin/grep -c ^ {$filter_logfile}"); } else { $pfblines = (exec("/usr/bin/grep -c ^ {$filter_logfile}") /2 ); } $fields_array = conv_log_filter($filter_logfile, $pfblines, $pfblines); $continents = array('pfB_Africa','pfB_Antartica','pfB_Asia','pfB_Europe','pfB_NAmerica','pfB_Oceania','pfB_SAmerica','pfB_Top'); $supp_ip_txt .= "Clicking this Suppression Icon, will immediately remove the Block.\n\nSuppressing a /32 CIDR is better than Suppressing the full /24"; $supp_ip_txt .= " CIDR.\nThe Host will be added to the pfBlockerNG Suppress Alias Table.\n\nOnly 32 or 24 CIDR IPs can be Suppressed with the '+' Icon."; $supp_ip_txt .= "\nTo manually add Host(s), edit the 'pfBlockerNGSuppress' Alias in the Alias Tab.\nManual entries will not remove existing Blocked Hosts"; // Array of all Local IPs for Alert Analysis $pfb_local = array(); // Collect Gateway IP Addresses for Inbound/Outbound List matching $int_gateway = get_interfaces_with_gateway(); if (is_array($int_gateway)) { foreach ($int_gateway as $gateway) { $convert = get_interface_ip($gateway); $pfb_local[] = $convert; } } // Collect Virtual IP Aliases for Inbound/Outbound List Matching if (is_array($config['virtualip']['vip'])) { foreach ($config['virtualip']['vip'] as $list) { $pfb_local[] = $list['subnet']; } } // Collect NAT IP Addresses for Inbound/Outbound List Matching if (is_array($config['nat']['rule'])) { foreach ($config['nat']['rule'] as $natent) { $pfb_local[] = $natent['target']; } } // Collect 1:1 NAT IP Addresses for Inbound/Outbound List Matching if(is_array($config['nat']['onetoone'])) { foreach ($config['nat']['onetoone'] as $onetoone) { $pfb_local[] = $onetoone['source']['address']; } } // Convert any 'Firewall Aliases' to IP Address Format if (is_array($config['aliases']['alias'])) { for ($cnt = 0; $cnt <= count($pfb_local); $cnt++) { foreach ($config['aliases']['alias'] as $i=> $alias) { if (isset($alias['name']) && isset($pfb_local[$cnt])) { if ($alias['name'] == $pfb_local[$cnt]) { $pfb_local[$cnt] = $alias['address']; } } } } } // Remove any Duplicate IPs $pfb_local = array_unique($pfb_local); // Determine Lan IP Address and Mask if (is_array($config['interfaces']['lan'])) { $lan_ip = $config['interfaces']['lan']['ipaddr']; $lan_mask = $config['interfaces']['lan']['subnet']; } } $counter = 0; // Process Fields_array and generate Output if (!empty($fields_array)) { foreach ($fields_array as $fields) { $rulenum = ""; $alert_ip = ""; $supp_ip = ""; $pfb_query = ""; $rulenum = $fields['rulenum']; if ($fields['act'] == $rtype && !empty($rule_list) && in_array($rulenum, $rule_list['id']) && $counter < $pfbentries) { // Skip Repeated Events if (($fields['dstip'] . $fields['dstport']) == $previous_dstip || ($fields['srcip'] . $fields['srcport']) == $previous_srcip) { continue; } $proto = str_replace("TCP", "TCP-", $fields['proto']) . $fields['tcpflags']; // Cleanup Port Output if ($fields['proto'] == "ICMP") { $srcport = $fields['srcport']; $dstport = $fields['dstport']; } else { $srcport = " :" . $fields['srcport']; $dstport = " :" . $fields['dstport']; } // Don't add Suppress Icon to Country Block Lines if (in_array(substr($rule_list[$rulenum]['name'], 0, -3), $continents)) { $pfb_query = "Country"; } // Add DNS Resolve and Suppression Icons to External IPs only. GeoIP Code to External IPs only. if (in_array($fields['dstip'], $pfb_local) || check_lan_dest($lan_ip,$lan_mask,$fields['dstip'],"32")) { // Destination is Gateway/NAT/VIP $rule = $rule_list[$rulenum]['name'] . "
(" . $rulenum .")"; $host = $fields['srcip']; if (is_ipaddrv4($host)) { $country = substr(exec("$pathgeoip -f $pathgeoipdat $host"),23,2); } else { $country = substr(exec("$pathgeoip6 -f $pathgeoipdat6 $host"),26,2); } $alert_ip .= " "; if ($pfb_query != "Country" && $rtype == "block" && $pfb['supp'] == "on") { $supp_ip .= ""; } if ($pfb_query != "Country" && $rtype == "block" && $hostlookup == "on") { $hostname = getpfbhostname('src', $fields['srcip'], $counter); } else { $hostname = ""; } $src_icons = $alert_ip . " " . $supp_ip . " "; $dst_icons = ""; $scc = $country; $dcc = ""; } else { // Outbound $rule = $rule_list[$rulenum]['name'] . "
(" . $rulenum .")"; $host = $fields['dstip']; if (is_ipaddrv4($host)) { $country = substr(exec("$pathgeoip -f $pathgeoipdat $host"),23,2); } else { $country = substr(exec("$pathgeoip6 -f $pathgeoipdat6 $host"),26,2); } $alert_ip .= " "; if ($pfb_query != "Country" && $rtype == "block" && $pfb['supp'] == "on") { $supp_ip .= ""; } if ($pfb_query != "Country" && $rtype == "block" && $hostlookup == "on") { $hostname = getpfbhostname('dst', $fields['dstip'], $counter); } else { $hostname = ""; } $src_icons = ""; $dst_icons = $alert_ip . " " . $supp_ip . " "; $scc = ""; $dcc = $country; } # IP Query Grep Exclusion $pfb_ex1 = "grep -v 'pfB\_\|\_v6\.txt'"; $pfb_ex2 = "grep -v 'pfB\_\|/32\|/24\|\_v6\.txt' | grep -m1 '/'"; // Find List which contains Blocked IP Host if ($pfb_query == "Country") { # Skip } else { // Search for exact IP Match $host1 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '\'$1\.$2\.$3\.$4\'', $host); $pfb_query = exec("grep -rHm1 {$host1} {$pfbfolder} | sed -e 's/^.*[a-zA-Z]\///' -e 's/:.*//' -e 's/\..*/ /' | {$pfb_ex1}"); // Search for IP in /24 CIDR if (empty($pfb_query)) { $host1 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '\'$1\.$2\.$3\.0/24\'', $host); $pfb_query = exec("grep -rHm1 {$host1} {$pfbfolder} | sed -e 's/^.*[a-zA-Z]\///' -e 's/\.txt:/ /' | {$pfb_ex1}"); } // Search for First Two IP Octets in CIDR Matches Only. Skip any pfB (Country Lists) or /32,/24 Addresses. if (empty($pfb_query)) { $host1 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '\'^$1\.$2\.\'', $host); $pfb_query = exec("grep -rH {$host1} {$pfbfolder} | sed -e 's/^.*[a-zA-Z]\///' -e 's/\.txt:/ /' | {$pfb_ex2}"); } // Search for First Two IP Octets in CIDR Matches Only (Subtract 1 from second Octet on each loop). // Skip (Country Lists) or /32,/24 Addresses. if (empty($pfb_query)) { $host1 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '\'^$1\.', $host); $host2 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '$2', $host); for ($cnt = 1; $cnt <= 5; $cnt++) { $host3 = $host2 - $cnt . '\''; $pfb_query = exec("grep -rH {$host1}{$host3} {$pfbfolder} | sed -e 's/^.*[a-zA-Z]\///' -e 's/\.txt:/ /' | {$pfb_ex2}"); // Break out of loop if found. if (!empty($pfb_query)) $cnt = 6; } } // Search for First Three Octets if (empty($pfb_query)) { $host1 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '\'^$1\.$2\.$3\.\'', $host); $pfb_query = exec("grep -rH {$host1} {$pfbfolder} | sed -e 's/^.*[a-zA-Z]\///' -e 's/\.txt:/ /' | {$pfb_ex2}"); } // Search for First Two Octets if (empty($pfb_query)) { $host1 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '\'^$1\.$2\.\'', $host); $pfb_query = exec("grep -rH {$host1} {$pfbfolder} | sed -e 's/^.*[a-zA-Z]\///' -e 's/\.txt:/ /' | {$pfb_ex2}"); } // Report Specific ET IQRisk Details if ($pfb['et_header'] && preg_match("/{$et_header}/", $pfb_query)) { $host1 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '\'$1\.$2\.$3\.$4\'', $host); $pfb_query = exec("grep -Hm1 {$host1} {$pfb['etdir']}/* | sed -e 's/^.*[a-zA-Z]\///' -e 's/:.*//' -e 's/\..*/ /' -e 's/ET_/ET IPrep /' "); if (empty($pfb_query)) { $host1 = preg_replace("/(\d{1,3})\.(\d{1,3}).(\d{1,3}).(\d{1,3})/", '\'$1.$2.$3.0/24\'', $host); $pfb_query = exec("grep -rHm1 {$host1} {$pfbfolder} | sed -e 's/^.*[a-zA-Z]\///' -e 's/\.txt:/ /' | {$pfb_ex1}"); } } // Default to "No Match" if not found. if (empty($pfb_query)) $pfb_query = "No Match"; } # Split List Column into Two lines. unset ($pfb_match); if ($pfb_query == "No Match") { $pfb_match[1] = "{$pfb_query}"; $pfb_match[2] = ""; } else { preg_match ("/(.*)\s(.*)/", $pfb_query, $pfb_match); if ($pfb_match[1] == "") { $pfb_match[1] = "{$pfb_query}"; $pfb_match[2] = ""; } } // Print Alternating Line Shading if ($pfb['pfsenseversion'] > '2.0') { $alertRowEvenClass = "listMReven"; $alertRowOddClass = "listMRodd"; } else { $alertRowEvenClass = "listr"; $alertRowOddClass = "listr"; } // Collect Details for Repeated Alert Comparison $previous_srcip = $fields['srcip'] . $fields['srcport']; $previous_dstip = $fields['dstip'] . $fields['dstport']; $countrycode = trim($scc . $dcc); $alertRowClass = $counter % 2 ? $alertRowEvenClass : $alertRowOddClass; echo ""; $counter++; if ($counter > 0 && $rtype == "block") { $mycounter = $counter; } } } } ?>
{$fields['time']} {$fields['interface']} {$rule} {$proto} {$src_icons}{$fields['srcip']}{$srcport}
{$hostname['src']}
{$dst_icons}{$fields['dstip']}{$dstport}
{$hostname['dst']}
{$countrycode} {$pfb_match[1]}
{$pfb_match[2]}