diff options
Diffstat (limited to 'config/pfblockerng/pfblockerng_alerts.php')
| -rw-r--r-- | config/pfblockerng/pfblockerng_alerts.php | 768 |
1 files changed, 768 insertions, 0 deletions
diff --git a/config/pfblockerng/pfblockerng_alerts.php b/config/pfblockerng/pfblockerng_alerts.php new file mode 100644 index 00000000..541d1e03 --- /dev/null +++ b/config/pfblockerng/pfblockerng_alerts.php @@ -0,0 +1,768 @@ +<?php +/* + pfBlockerNG_Alerts.php + + pfBlockerNG + Copyright (C) 2014 BBcan177@gmail.com + All rights reserved. + + Portions of this code are based on original work done for + pfSense from the following contributors: + + Parts based on works from Snort_alerts.php + Copyright (C) 2014 Bill Meeks + All rights reserved. + + Javascript Hostname Lookup modifications by J. Nieuwenhuizen + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + + 1. Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + + 2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + + THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY + AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. +*/ + +require_once("util.inc"); +require_once("guiconfig.inc"); +require_once("globals.inc"); +require_once("filter_log.inc"); +require_once("/usr/local/pkg/pfblockerng/pfblockerng.inc"); + +pfb_global(); + +// Application Paths +$pathgeoip = "/usr/pbi/pfblockerng-" . php_uname("m") . "/bin/geoiplookup"; +$pathgeoip6 = "/usr/pbi/pfblockerng-" . php_uname("m") . "/bin/geoiplookup6"; + +// Define File Locations +$filter_logfile = "{$g['varlog_path']}/filter.log"; +$pathgeoipdat = "{$pfb['dbdir']}/GeoIP.dat"; +$pathgeoipdat6 = "{$pfb['dbdir']}/GeoIPv6.dat"; + +// Emerging Threats IQRisk Header Name Reference +$pfb['et_header'] = TRUE; +$et_header = $config['installedpackages']['pfblockerngreputation']['config'][0]['et_header']; +if (empty($et_header)) + $pfb['et_header'] = FALSE; + +// Collect pfBlockerNGSuppress Alias and Create pfbsuppression.txt +if ($pfb['supp'] == "on") + pfb_create_suppression_file(); + +// Collect Number of Suppressed Hosts +if (file_exists("{$pfb['supptxt']}")) { + $pfbsupp_cnt = exec ("/usr/bin/grep -c ^ {$pfb['supptxt']}"); +} else { + $pfbsupp_cnt = 0; +} + +// Collect pfBlockerNG Rule Names and Number +$rule_list = array(); +$results = array(); +$data = exec ("/sbin/pfctl -vv -sr | grep 'pfB_'", $results); + +if (empty($config['installedpackages']['pfblockerngglobal']['pfbdenycnt'])) + $config['installedpackages']['pfblockerngglobal']['pfbdenycnt'] = '25'; +if (empty($config['installedpackages']['pfblockerngglobal']['pfbpermitcnt'])) + $config['installedpackages']['pfblockerngglobal']['pfbpermitcnt'] = '5'; +if (empty($config['installedpackages']['pfblockerngglobal']['pfbmatchcnt'])) + $config['installedpackages']['pfblockerngglobal']['pfbmatchcnt'] = '5'; +if (empty($config['installedpackages']['pfblockerngglobal']['alertrefresh'])) + $config['installedpackages']['pfblockerngglobal']['alertrefresh'] = 'off'; +if (empty($config['installedpackages']['pfblockerngglobal']['hostlookup'])) + $config['installedpackages']['pfblockerngglobal']['hostlookup'] = 'off'; + +if (isset($_POST['save'])) { + if (!is_array($config['installedpackages']['pfblockerngglobal'])) + $config['installedpackages']['pfblockerngglobal'] = array(); + $config['installedpackages']['pfblockerngglobal']['alertrefresh'] = $_POST['alertrefresh'] ? 'on' : 'off'; + $config['installedpackages']['pfblockerngglobal']['hostlookup'] = $_POST['hostlookup'] ? 'on' : 'off'; + if (is_numeric($_POST['pfbdenycnt'])) + $config['installedpackages']['pfblockerngglobal']['pfbdenycnt'] = $_POST['pfbdenycnt']; + if (is_numeric($_POST['pfbpermitcnt'])) + $config['installedpackages']['pfblockerngglobal']['pfbpermitcnt'] = $_POST['pfbpermitcnt']; + if (is_numeric($_POST['pfbmatchcnt'])) + $config['installedpackages']['pfblockerngglobal']['pfbmatchcnt'] = $_POST['pfbmatchcnt']; + + write_config("pfBlockerNG pkg: updated ALERTS tab settings."); + header("Location: " . $_SERVER['PHP_SELF']); + exit; +} + +if (is_array($config['installedpackages']['pfblockerngglobal'])) { + $alertrefresh = $config['installedpackages']['pfblockerngglobal']['alertrefresh']; + $hostlookup = $config['installedpackages']['pfblockerngglobal']['hostlookup']; + $pfbdenycnt = $config['installedpackages']['pfblockerngglobal']['pfbdenycnt']; + $pfbpermitcnt = $config['installedpackages']['pfblockerngglobal']['pfbpermitcnt']; + $pfbmatchcnt = $config['installedpackages']['pfblockerngglobal']['pfbmatchcnt']; +} + +// Collect pfBlockerNG Firewall Rules +if (!empty($results)) { + foreach ($results as $result) { + + # Find Rule Descriptions + $descr = ""; + if (preg_match("/USER_RULE: (\w+)/",$result,$desc)) + $descr = $desc[1]; + + if ($pfb['pfsenseversion'] >= '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] = '<div id="gethostname_' . $countme . '" name="' . $hostip . '"></div>'; + 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"); +?> +<body link="#000000" vlink="#0000CC" alink="#000000"> +<form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post"> +<input type="hidden" name="ip" id="ip" value=""/> +<input type="hidden" name="table" id="table" value=""/> +<input type="hidden" name="descr" id="descr" value=""/> +<input type="hidden" name="cidr" id="cidr" value=""/> +<?php + +include_once("fbegin.inc"); + +/* refresh every 60 secs */ +if ($alertrefresh == 'on') + echo "<meta http-equiv=\"refresh\" content=\"60;url={$_SERVER['PHP_SELF']}\" />\n"; +if ($savemsg) { + print_info_box($savemsg); +} + +?> + <table width="100%" border="0" cellpadding="0" cellspacing="0"> + <tr> + <td> + <?php + $tab_array = array(); + $tab_array[] = array(gettext("General"), false, "/pkg_edit.php?xml=pfblockerng.xml&id=0"); + $tab_array[] = array(gettext("Update"), false, "/pfblockerng/pfblockerng_update.php"); + $tab_array[] = array(gettext("Alerts"), true, "/pfblockerng/pfblockerng_alerts.php"); + $tab_array[] = array(gettext("Reputation"), false, "/pkg_edit.php?xml=/pfblockerng/pfblockerng_reputation.xml&id=0"); + $tab_array[] = array(gettext("IPv4"), false, "/pkg.php?xml=/pfblockerng/pfblockerng_v4lists.xml"); + $tab_array[] = array(gettext("IPv6"), false, "/pkg.php?xml=/pfblockerng/pfblockerng_v6lists.xml"); + $tab_array[] = array(gettext("Top 20"), false, "/pkg_edit.php?xml=/pfblockerng/pfblockerng_top20.xml&id=0"); + $tab_array[] = array(gettext("Africa"), false, "/pkg_edit.php?xml=/pfblockerng/pfblockerng_Africa.xml&id=0"); + $tab_array[] = array(gettext("Asia"), false, "/pkg_edit.php?xml=/pfblockerng/pfblockerng_Asia.xml&id=0"); + $tab_array[] = array(gettext("Europe"), false, "/pkg_edit.php?xml=/pfblockerng/pfblockerng_Europe.xml&id=0"); + $tab_array[] = array(gettext("N.A."), false, "/pkg_edit.php?xml=/pfblockerng/pfblockerng_NorthAmerica.xml&id=0"); + $tab_array[] = array(gettext("Oceania"), false, "/pkg_edit.php?xml=/pfblockerng/pfblockerng_Oceania.xml&id=0"); + $tab_array[] = array(gettext("S.A."), false, "/pkg_edit.php?xml=/pfblockerng/pfblockerng_SouthAmerica.xml&id=0"); + $tab_array[] = array(gettext("Logs"), false, "/pfblockerng/pfblockerng_log.php"); + $tab_array[] = array(gettext("Sync"), false, "/pkg_edit.php?xml=/pfblockerng/pfblockerng_sync.xml&id=0"); + display_top_tabs($tab_array, true); + ?> + </td> + </tr> + <tr> + <td><div id="mainarea"> + <table id="maintable" class="tabcont" width="100%" border="0" cellspacing="0" cellpadding="6"> + <tr> + <td colspan="3" class="vncell" align="left"><?php echo gettext("LINKS :"); ?> + <a href='/firewall_aliases.php' target="_blank"><?php echo gettext("Firewall Alias"); ?></a> + <a href='/firewall_rules.php' target="_blank"><?php echo gettext("Firewall Rules"); ?></a> + <a href='/diag_logs_filter.php' target="_blank"><?php echo gettext("Firewall Logs"); ?></a><br /></td> + </tr> + <tr> + <td width="10%" class="vncell"><?php echo gettext('Alert Settings'); ?></td> + <td width="90%" class="vtable"> + <input name="pfbdenycnt" type="text" class="formfld unknown" id="pdbdenycnt" size="1" title="Enter the number of 'Deny' Alerts to Show" value="<?=htmlspecialchars($pfbdenycnt);?>"/> + <?php printf(gettext('%sDeny%s. ') , '<strong>', '</strong>'); ?> + <input name="pfbpermitcnt" type="text" class="formfld unknown" id="pdbpermitcnt" size="1" title="Enter the number of 'Permit' Alerts to Show" value="<?=htmlspecialchars($pfbpermitcnt);?>"/> + <?php printf(gettext('%sPermit%s. '), '<strong>', '</strong>'); ?> + <input name="pfbmatchcnt" type="text" class="formfld unknown" id="pdbmatchcnt" size="1" title="Enter the number of 'Match' Alerts to Show" value="<?=htmlspecialchars($pfbmatchcnt); ?>"/> + <?php printf(gettext('%sMatch%s.'), '<strong>', '</strong>'); ?> + + <?php echo gettext(' Click to Auto-Refresh');?> <input name="alertrefresh" type="checkbox" value="on" title="Click to enable Auto-Refresh of this Tab once per minute" + <?php if ($config['installedpackages']['pfblockerngglobal']['alertrefresh']=="on") echo "checked"; ?>/> + + <?php echo gettext(' Click to Auto-Resolve');?> <input name="hostlookup" type="checkbox" value="on" title="Click to enable Auto-Resolve of Hostnames. Country Blocks/Permit/Match Lists will not auto-resolve" + <?php if ($config['installedpackages']['pfblockerngglobal']['hostlookup']=="on") echo "checked"; ?>/> + <input name="save" type="submit" class="formbtns" value="Save" title="<?=gettext('Save settings');?>"/><br /> + + <?php printf(gettext('Enter number of log entries to view.')); ?> + <?php printf(gettext("Currently Suppressing %s$pfbsupp_cnt%s Hosts."), '<strong>', '</strong>');?> + </td> + </tr> +<!--Create Three Output Windows 'Deny', 'Permit' and 'Match'--> +<?php foreach (array ("Deny" => $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; + } + +?> + <table id="maintable" class="tabcont" width="100%" border="0" cellspacing="0" cellpadding="6"> + <tr> + <!--Print Table Info--> + <td colspan="2" class="listtopic"><?php printf(gettext(" {$type} - Last %s Alert Entries."), "{$pfbentries}"); ?> + <?php if ($pfb['pfsenseversion'] >= '2.2'): ?> + <?php if (!is_array($config['syslog']) || !array_key_exists("reverse", $config['syslog'])): ?> + <?php echo gettext("Firewall Logs must be in Reverse Order."); ?> + <?php endif; ?> + <?php else: ?> + <?php echo gettext("Firewall Rule changes can unsync these Alerts."); ?> + <?php if (!is_array($config['syslog']) || !array_key_exists("reverse", $config['syslog'])): ?> + <?php echo gettext("Firewall Logs must be in Reverse Order."); ?> + <?php endif; ?> + <?php endif; ?> + </td> + </tr> + +<td width="100%" colspan="2"> +<table id="pfbAlertsTable" style="table-layout: fixed;" width="100%" class="sortable" border="0" cellpadding="0" cellspacing="0"> + <colgroup> + <col width="8%" align="center" axis="date"> + <col width="6%" align="center" axis="string"> + <col width="16%" align="center" axis="string"> + <col width="6%" align="center" axis="string"> + <col width="20%" align="center" axis="string"> + <col width="20%" align="center" axis="string"> + <col width="3%" align="center" axis="string"> + <col width="13%" align="center" axis="string"> + </colgroup> + <thead> + <tr class="sortableHeaderRowIdentifier"> + <th class="listhdrr" axis="date"><?php echo gettext("Date"); ?></th> + <th class="listhdrr" axis="string"><?php echo gettext("IF"); ?></th> + <th class="listhdrr" axis="string"><?php echo gettext("Rule"); ?></th> + <th class="listhdrr" axis="string"><?php echo gettext("Proto"); ?></th> + <th class="listhdrr" axis="string"><?php echo gettext("Source"); ?></th> + <th class="listhdrr" axis="string"><?php echo gettext("Destination"); ?></th> + <th class="listhdrr" axis="string"><?php echo gettext("CC"); ?></th> + <th class="listhdrr" axis="string"><?php echo gettext("List"); ?></th> + </tr> + </thead> + <tbody> +<?php + +$pfb['runonce'] = TRUE; +if (isset($pfb['load'])) + $pfb['runonce'] = FALSE; + +// Execute the following once per refresh +if ($pfb['runonce']) { + $pfb['load'] = TRUE; + $fields_array = array(); + + // pfSense versions below 2.2 have the Logfiles in two lines. + if ($pfb['pfsenseversion'] >= '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'] . "<br />(" . $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); + } + + $alert_ip .= "<a href='/pfblockerng/pfblockerng_diag_dns.php?host={$host}' title=\" " . gettext("Resolve host via Rev. DNS lookup"); + $alert_ip .= "\"> <img src=\"/themes/{$g['theme']}/images/icons/icon_log.gif\" width=\"11\" height=\"11\" border=\"0\" "; + $alert_ip .= "alt=\"Icon Reverse Resolve with DNS\" style=\"cursor: pointer;\"/></a>"; + + if ($pfb_query != "Country" && $rtype == "block" && $pfb['supp'] == "on") { + $supp_ip .= "<input type='image' name='addsuppress[]' onclick=\"hostruleid('{$host}','{$rule_list[$rulenum]['name']}');\" "; + $supp_ip .= "src=\"../themes/{$g['theme']}/images/icons/icon_plus.gif\" title=\""; + $supp_ip .= gettext($supp_ip_txt) . "\" border=\"0\" width='11' height='11'/>"; + } + + 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'] . "<br />(" . $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); + } + + $alert_ip .= "<a href='/pfblockerng/pfblockerng_diag_dns.php?host={$host}' title=\"" . gettext("Resolve host via Rev. DNS lookup"); + $alert_ip .= "\"> <img src=\"/themes/{$g['theme']}/images/icons/icon_log.gif\" width=\"11\" height=\"11\" border=\"0\" "; + $alert_ip .= "alt=\"Icon Reverse Resolve with DNS\" style=\"cursor: pointer;\"/></a>"; + + if ($pfb_query != "Country" && $rtype == "block" && $pfb['supp'] == "on") { + $supp_ip .= "<input type='image' name='addsuppress[]' onclick=\"hostruleid('{$host}','{$rule_list[$rulenum]['name']}');\" "; + $supp_ip .= "src=\"../themes/{$g['theme']}/images/icons/icon_plus.gif\" title=\""; + $supp_ip .= gettext($supp_ip_txt) . "\" border=\"0\" width='11' height='11'/>"; + } + + 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 : $alertRowOddClass; + echo "<tr class='{$alertRowClass}'> + <td class='listMRr' align='center'>{$fields['time']}</td> + <td class='listMRr' align='center'>{$fields['interface']}</td> + <td class='listMRr' align='center' title='The pfBlockerNG Rule that Blocked this Host.'>{$rule}</td> + <td class='listMRr' align='center'>{$proto}</td> + <td nowrap='nowrap' class='listMRr' align='center' style='sorttable_customkey:{$fields['srcip']};' sorttable_customkey='{$fields['srcip']}'>{$src_icons}{$fields['srcip']}{$srcport}<br /><small>{$hostname['src']}</small></td> + <td nowrap='nowrap' class='listMRr' align='center' style='sorttable_customkey:{$fields['dstip']};' sorttable_customkey='{$fields['dstip']}'>{$dst_icons}{$fields['dstip']}{$dstport}<br /><small>{$hostname['dst']}</small></td> + <td class='listMRr' align='center'>{$countrycode}</td> + <td class='listbg' align='center' title='Country Block Rules cannot be suppressed.\n\nTo allow a particular Country IP, either remove the particular Country or add the Host\nto a Permit Alias in the Firewall Tab.\n\nIf the IP is not listed beside the List, this means that the Block is a /32 entry.\nOnly /32 or /24 CIDR Hosts can be suppressed.\n\nIf (Duplication) Checking is not enabled. You may see /24 and /32 CIDR Blocks for a given blocked Host' style=\"font-size: 10px word-wrap:break-word;\">{$pfb_match[1]}<br />{$pfb_match[2]}</td></tr>"; + $counter++; + if ($counter > 0 && $rtype == "block") { + $mycounter = $counter; + } + } + } +} +?> + </tbody> + </table> + </table> +<?php endforeach; ?> <!--End - Create Three Output Windows 'Deny', 'Permit' and 'Match'--> +</td></tr> +</table> + +</div> +</td> + +<script type="text/javascript"> +//<![CDATA[ + +// This function stuffs the passed HOST, Table values into hidden Form Fields for postback. +function hostruleid(host,table) { + document.getElementById("ip").value = host; + document.getElementById("table").value = table; + + var description = prompt("Please enter Suppression Description"); + document.getElementById("descr").value = description; + + if (description.value != "") { + var cidr = prompt("Please enter CIDR [ 32 or 24 CIDR only supported ]","32"); + document.getElementById("cidr").value = cidr; + } +} + +// Auto-Resolve of Alerted Hostnames +function findhostnames(counter) { + getip = jQuery('#gethostname_' + counter).attr('name'); + geturl = "<?php echo $_SERVER['PHP_SELF']; ?>"; + jQuery.get( geturl, { "getpfhostname": getip } ) + .done(function( data ) { + jQuery('#gethostname_' + counter).prop('title' , data ); + var str = data; + if(str.length > 32) str = str.substring(0,29)+"..."; + jQuery('#gethostname_' + counter).html( str ); + } + ) +} + + var lines = <?php echo $mycounter; ?>; + for (i = 0; i < lines; i++) { + findhostnames(i); + } + +//]]> +</script> +<?php include("fend.inc"); ?> +</form> +</body> +</html>
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