diff options
Diffstat (limited to 'config')
| -rw-r--r-- | config/pfblockerng/pfblockerng.inc | 560 |
1 files changed, 389 insertions, 171 deletions
diff --git a/config/pfblockerng/pfblockerng.inc b/config/pfblockerng/pfblockerng.inc index 4ec46d85..903c73be 100644 --- a/config/pfblockerng/pfblockerng.inc +++ b/config/pfblockerng/pfblockerng.inc @@ -131,7 +131,7 @@ foreach (array('existing', 'actual') as $pftype) { // Default cURL options $pfb['curl_defaults'] = array( CURLOPT_USERAGENT => 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 Chrome/43.0.2357.65 Safari/537.36', - CURLOPT_SSL_CIPHER_LIST => 'TLSv1.2, TLSv1', + CURLOPT_SSL_CIPHER_LIST => 'TLSv1.2, TLSv1.1, TLSv1', CURLOPT_FOLLOWLOCATION => true, CURLOPT_SSL_VERIFYPEER => true, CURLOPT_SSL_VERIFYHOST => true, @@ -202,9 +202,7 @@ function pfb_global() { $pfb['dnsbl_port_ssl'] = $pfb['dnsblconfig']['pfb_dnsport_ssl']; // Lighttpd web server https port setting $pfb['dnsbl_alexa'] = $pfb['dnsblconfig']['alexa_enable']; // Alexa whitelist - // Restore previous download on failure (default to 'on') - $pfb['restore'] = $pfb['config']['restore_feed'] != '' ? $pfb['config']['restore_feed'] : 'on'; - // Max daily download failure threshold (default to '0') + // Max daily download failure threshold (default to '0' unlimited failures) $pfb['skipfeed'] = $pfb['config']['skipfeed'] != '' ? $pfb['config']['skipfeed'] : 0; if (isset($config['unbound']['enable'])) { @@ -249,15 +247,29 @@ if ($uname['machine'] == 'amd64') { // Function to decode alias custom entry box. -function pfbng_text_area_decode($text) { +function pfbng_text_area_decode($text, $mode=FALSE) { + + if ($mode) { + // Return customlist as an array (Split any '#' comment text) + $custom = array(); + } + $customlist = explode("\r\n", base64_decode($text)); if (!empty($customlist)) { foreach ($customlist as $line) { if (substr(trim($line), 0, 1) != '#' && !empty($line)) { if (strpos($line, '#') !== FALSE) { - $custom .= trim(strstr($line, '#', TRUE)) . "\n"; + if ($mode) { + $custom[] = preg_split('/(?=#)/', $line); + } else { + $custom .= trim(strstr($line, '#', TRUE)) . "\n"; + } } else { - $custom .= $line . "\n"; + if ($mode) { + $custom[][0] = $line; + } else { + $custom .= $line . "\n"; + } } } } @@ -363,21 +375,31 @@ function pfb_determine_list_detail($list='', $header='', $confconfig='', $key='' if (!empty($confconfig)) { // Configure autoports/protocol and auto destination if required. - $autotype = array( 'autoports' => 'aliasports', 'autodest' => 'aliasdest'); - $aports = ''; $adest = ''; - $pfbarr['aproto'] = $config['installedpackages'][$confconfig]['config'][$key]['autoproto']; - foreach ($autotype as $akey => $atype) { - if ($config['installedpackages'][$confconfig]['config'][$key][$akey] == 'on' && isset($config['aliases']['alias'])) { - foreach ($config['aliases']['alias'] as $palias) { - if ($palias['name'] == $config['installedpackages'][$confconfig]['config'][$key][$atype]) { - if (!empty($palias['address'])) { - switch($akey) { - case 'autoports': - $pfbarr['aports'] = $config['installedpackages'][$confconfig]['config'][$key][$atype]; - break; - case 'autodest': - $pfbarr['adest'] = $config['installedpackages'][$confconfig]['config'][$key][$atype]; - break; + $conf_config = $config['installedpackages'][$confconfig]['config'][$key]; + $autotype = array( 'autoports' => 'aliasports', 'autoaddr' => 'aliasaddr'); + foreach (array('_out', '_in') as $dir) { + + $pfbarr['aproto' . $dir] = $conf_config['autoproto' . $dir]; + $pfbarr['anot' . $dir] = $conf_config['autonot' . $dir]; + $pfbarr['aaddrnot' . $dir] = $conf_config['autoaddrnot' . $dir]; + $pfbarr['agateway' . $dir] = $conf_config['agateway' . $dir]; + + foreach ($autotype as $akey => $atype) { + if ($conf_config[$akey . $dir] == 'on' && isset($config['aliases']['alias'])) { + foreach ($config['aliases']['alias'] as $palias) { + if ($palias['name'] == $conf_config[$atype . $dir]) { + if (!empty($palias['address'])) { + $dalias = "{$atype}{$dir}"; + switch($akey) { + case 'autoports': + $ctype = "aports{$dir}"; + $pfbarr[$ctype] = $conf_config[$dalias]; + break; + case 'autoaddr': + $ctype = "aaddr{$dir}"; + $pfbarr[$ctype] = $conf_config[$dalias]; + break; + } } } } @@ -385,10 +407,17 @@ function pfb_determine_list_detail($list='', $header='', $confconfig='', $key='' } } } + + // Force 'Alias Native' setting to any Alias with 'Advanced Inbound/Outbound -Invert src/dst' settings. + // This will bypass Deduplication and Reputation features. + if ($pfbarr['aaddrnot_in'] == 'on' || $pfbarr['aaddrnot_out'] == 'on') { + $pfbarr['adv'] = FALSE; + $pfbarr['folder'] = "{$pfb['nativedir']}"; + } + return $pfbarr; } - // Determine if cron task requires updating function pfblockerng_cron_exists($crontask, $pfb_min, $pfb_hour) { global $config; @@ -522,6 +551,21 @@ function pfb_create_suppression_file() { } +// Collect existing suppression list (without '# comment' text details) +function dnsbl_suppression() { + global $pfb; + + $dnssupp_ex = array(); + $suppression = pfbng_text_area_decode($pfb['dnsblconfig']['suppression'], TRUE); + if (isset($suppression)) { + foreach ($suppression as $dnssupp) { + $dnssupp_ex[] = $dnssupp[0]; + } + } + return $dnssupp_ex; +} + + // Create DNSBL VIP and NAT rules, lighttpd conf and services function pfb_create_dnsbl($mode) { global $config, $pfb; @@ -708,7 +752,7 @@ EOF; exec("/usr/bin/openssl req -new -x509 -keyout {$pfb['dnsbl_cert']} -out {$pfb['dnsbl_cert']} -days 3650 -nodes"); } - if ($pfbupdate || !is_service_running ('dnsbl')) { + if ($pfbupdate || !is_service_running('dnsbl')) { $log = "Restarting Service DNSBL...\n"; pfb_logger("{$log}", 1); restart_service('dnsbl'); @@ -939,11 +983,6 @@ function sanitize_ipaddr($ipaddr, $custom) { $ip[$key] = ltrim($octet, '0'); } - // Remove 'loopback', '0.0.0.0', and IPs ending with '255' - if ($ip[0] == 127 || $ip[0] == 0 || empty($ip[0]) || $ip[3] == 255) { - return; - } - if ($key == 3) { // If mask is not defined and 4th octet is '0', set mask to '24' if ($octet == 0 && empty($mask)) { @@ -962,6 +1001,12 @@ function sanitize_ipaddr($ipaddr, $custom) { // Exclude private/reserved IPs when suppression is enabled (bypass exclusion for custom lists) if ($pfb['supp'] == 'on' && !$custom) { + + // Remove 'loopback', '0.0.0.0', and IPs ending with '255' + if ($ip[0] == 127 || $ip[0] == 0 || empty($ip[0]) || $ip[3] == 255) { + return; + } + if (!filter_var($ip_final, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE) !== FALSE) { return; } @@ -1086,6 +1131,7 @@ function find_reported_header($ip, $pfbfolder, $exclude=FALSE) { function pfb_download($list_url, $file_dwn, $pflex=FALSE, $header, $format, $logtype, $vtype, $timeout=300) { global $pfb; $http_status = ''; + $elog = ">> {$pfb['log']} 2>&1"; // Download RSYNC format if ($format == 'rsync') { @@ -1163,7 +1209,7 @@ function pfb_download($list_url, $file_dwn, $pflex=FALSE, $header, $format, $log if ($retries == 1 && $pflex && in_array($curl_error, array( '35', '51', '60'))) { curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); - curl_setopt($ch, CURLOPT_SSL_CIPHER_LIST, 'TLSv1.2, TLSv1, SSLv3'); + curl_setopt($ch, CURLOPT_SSL_CIPHER_LIST, 'TLSv1.2, TLSv1.1, TLSv1, SSLv3'); $log = "\n[ ! ] Downgrading SSL settings (Flex) "; pfb_logger("{$log}", 1); } @@ -1212,17 +1258,7 @@ function pfb_download($list_url, $file_dwn, $pflex=FALSE, $header, $format, $log } else { pfb_logger('.', 1); - $pfb_output = fopen("{$file_dwn}.orig", 'w'); - if (($fhandle = gzopen("{$file_dwn}.raw", 'r')) !== FALSE) { - if (($fhandle = gzopen("{$file_dwn}.raw", 'r')) !== FALSE) { - while (($line = gzgets($fhandle, 1024)) !== FALSE) { - fwrite($pfb_output, $line); - } - } - $retval = 0; - } - gzclose($fhandle); - fclose($pfb_output); + exec("/usr/bin/gunzip -c {$file_dwn}.raw > {$file_dwn}.orig", $output, $retval); } } elseif ($file_type == 'application/x-bzip2') { @@ -1357,15 +1393,13 @@ function pfb_download_failure($alias, $header, $pfbfolder, $vtype, $list_url) { } } - // On download failure, create file marker for subsequent download attempts - if ($pfb['restore'] == 'on' && $pfb['skipfeed'] != 0) { - // Call function to get all previous download fails - pfb_failures(); + // Call function to get all previous download fails + pfb_failures(); - if ($pfb['failed'][$header] <= $pfb['skipfeed']) { - touch("{$pfbfolder}/{$header}.fail"); - return; - } + // On download failure, create file marker for subsequent download attempts. ('0' no download failure threshold) + if ($pfb['skipfeed'] == 0 || $pfb['failed'][$header] <= $pfb['skipfeed']) { + touch("{$pfbfolder}/{$header}.fail"); + return; } unlink_if_exists("{$pfbfolder}/{$header}.fail"); @@ -1391,17 +1425,51 @@ function pfb_failures() { } -// Convert alias name (via ascii table number) and return a 10 digit tracker id -function pfb_tracker($alias) { - for ($i = 0; $i < strlen($alias); $i++) { - $pfbtracker += @ord($alias[$i]); +// Convert unique Alias details (via ascii table number) and return a 10 digit tracker ID +function pfb_tracker($alias, $int, $text) { + + global $config, $pfb; + + $pfbtracker = 0; + $real_int = get_real_interface($int); + $ipaddr = get_interface_ip($int); + + if (is_ipaddrv4($ipaddr)) { + $ipaddr = ip2long32($ipaddr); + $subnet = find_interface_subnet($real_int); + } + else { + $ipaddr = get_interface_ipv6($real_int); + $subnet = find_interface_subnetv6($real_int); + } + + $search = array( '1', '2', '3', '4', '5', '6', '7', '8', '9', '0' ); + $replace = array( 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine', 'zero' ); + $line = "{$alias}{$int}{$text}{$real_int}{$ipaddr}{$subnet}"; + $line = str_replace($search, $replace, $line); + + for ($i = 0; $i < strlen($line); $i++) { + $pfbtracker += @ord($line[$i]); + } + + // If duplicate Tracker ID found, pre-define a Tracker ID (Starts at 1770000010) + if (in_array($pfbtracker, $pfb['trackerids'])) { + $pfbtracker = ($pfb['last_trackerid'] + 1); + $pfb['last_trackerid'] = $pfbtracker; + return $pfbtracker; + } + else { + $pfb['trackerids'][] = $pfbtracker; + return '177' . str_pad($pfbtracker, 7, '0', STR_PAD_LEFT); } - return '177' . str_pad($pfbtracker, 7, '0', STR_PAD_LEFT); } // Define firewall rule settings -function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', $aports='', $aproto='', $anot='') { +function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $agateway_in='default', $agateway_out='default', + $aaddrnot_in='', $adest_in='', $aports_in='', $aproto_in='', $anot_in='', + $aaddrnot_out='', $asrc_out='', $aports_out='', $aproto_out='', $anot_out='') { + global $pfb; $rule = array(); @@ -1409,7 +1477,6 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', case 'Deny_Both': case 'Deny_Outbound': $rule = $pfb['base_rule']; - $rule['tracker'] = pfb_tracker("{$pfb_alias}{$vtype}deny_out"); $rule['type'] = "{$pfb['deny_action_outbound']}"; if ($vtype == '_v6') { $rule['ipprotocol'] = 'inet6'; @@ -1418,11 +1485,28 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', $rule['direction'] = 'any'; } $rule['descr'] = "{$pfb_alias}{$vtype}{$pfb['suffix']}"; - $rule['source'] = array('any' => ''); + if (!empty($asrc_out) && !empty($aports_out)) { + $rule['source'] = array('address' => "{$asrc_out}", 'port' => "{$aports_out}"); + } elseif (!empty($asrc_out) && empty($aports_out)) { + $rule['source'] = array('address' => "{$asrc_out}"); + } elseif (empty($asrc_out) && !empty($aports_out)) { + $rule['source'] = array('any' => '', 'port' => "{$aports_out}"); + } else { + $rule['source'] = array('any' => ''); + } + if (!empty($asrc_out) && $anot_out == 'on') { + $rule['source']['not'] = ''; + } $rule['destination'] = array('address' => "{$pfb_alias}{$vtype}"); + if ($aaddrnot_out == 'on') { + $rule['destination']['not'] = ''; + } if ($pfb['config']['enable_log'] == 'on' || $pfb_log == 'enabled') { $rule['log'] = ''; } + if ($agateway_out != 'default') { + $rule['gateway'] = "{$agateway_out}"; + } $rule['created'] = array('time' => (int)microtime(true), 'username' => 'Auto'); $pfb['deny_outbound'][] = $rule; if ($action != 'Deny_Both') { @@ -1430,7 +1514,6 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', } case 'Deny_Inbound': $rule = $pfb['base_rule']; - $rule['tracker'] = pfb_tracker("{$pfb_alias}{$vtype}deny_in"); $rule['type'] = "{$pfb['deny_action_inbound']}"; if ($vtype == '_v6') { $rule['ipprotocol'] = 'inet6'; @@ -1440,24 +1523,30 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', } $rule['descr'] = "{$pfb_alias}{$vtype}{$pfb['suffix']}"; $rule['source'] = array('address' => "{$pfb_alias}{$vtype}"); - if (!empty($adest) && !empty($aports)) { - $rule['destination'] = array('address' => "{$adest}", 'port' => "{$aports}"); - } elseif (!empty($adest) && empty($aports)) { - $rule['destination'] = array('address' => "{$adest}"); - } elseif (empty($adest) && !empty($aports)) { - $rule['destination'] = array('any' => '', 'port' => "{$aports}"); + if ($aaddrnot_in == 'on') { + $rule['source']['not'] = ''; + } + if (!empty($adest_in) && !empty($aports_in)) { + $rule['destination'] = array('address' => "{$adest_in}", 'port' => "{$aports_in}"); + } elseif (!empty($adest_in) && empty($aports_in)) { + $rule['destination'] = array('address' => "{$adest_in}"); + } elseif (empty($adest_in) && !empty($aports_in)) { + $rule['destination'] = array('any' => '', 'port' => "{$aports_in}"); } else { $rule['destination'] = array('any' => ''); } - if (!empty($adest) && $anot == 'on') { + if (!empty($adest_in) && $anot_in == 'on') { $rule['destination']['not'] = ''; } - if (!empty($aproto)) { - $rule['protocol'] = "{$aproto}"; + if (!empty($aproto_in)) { + $rule['protocol'] = "{$aproto_in}"; } if ($pfb['config']['enable_log'] == 'on' || $pfb_log == 'enabled') { $rule['log'] = ''; } + if ($agateway_in != 'default') { + $rule['gateway'] = "{$agateway_in}"; + } $rule['created'] = array('time' => (int)microtime(true), 'username' => 'Auto'); $pfb['deny_inbound'][] = $rule; break; @@ -1465,7 +1554,6 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', case 'Permit_Outbound': $rule = $pfb['base_rule']; $rule['type'] = 'pass'; - $rule['tracker'] = pfb_tracker("{$pfb_alias}{$vtype}permit_out"); if ($vtype == '_v6') { $rule['ipprotocol'] = 'inet6'; } @@ -1473,11 +1561,28 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', $rule['direction'] = 'any'; } $rule['descr'] = "{$pfb_alias}{$vtype}{$pfb['suffix']}"; - $rule['source'] = array('any' => ''); + if (!empty($asrc_out) && !empty($aports_out)) { + $rule['source'] = array('address' => "{$asrc_out}", 'port' => "{$aports_out}"); + } elseif (!empty($asrc_out) && empty($aports_out)) { + $rule['source'] = array('address' => "{$asrc_out}"); + } elseif (empty($asrc_out) && !empty($aports_out)) { + $rule['source'] = array('any' => '', 'port' => "{$aports_out}"); + } else { + $rule['source'] = array('any' => ''); + } + if (!empty($asrc_out) && $anot_out == 'on') { + $rule['source']['not'] = ''; + } $rule['destination'] = array('address' => "{$pfb_alias}{$vtype}"); + if ($aaddrnot_out == 'on') { + $rule['destination']['not'] = ''; + } if ($pfb['config']['enable_log'] == 'on' || $pfb_log == 'enabled') { $rule['log'] = ''; } + if ($agateway_out != 'default') { + $rule['gateway'] = "{$agateway_out}"; + } $rule['created'] = array('time' => (int)microtime(true), 'username' => 'Auto'); $pfb['permit_outbound'][] = $rule; if ($action != 'Permit_Both') { @@ -1485,7 +1590,6 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', } case 'Permit_Inbound': $rule = $pfb['base_rule']; - $rule['tracker'] = pfb_tracker("{$pfb_alias}{$vtype}permit_in"); $rule['type'] = 'pass'; if ($vtype == '_v6') { $rule['ipprotocol'] = 'inet6'; @@ -1495,42 +1599,64 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', } $rule['descr'] = "{$pfb_alias}{$vtype}{$pfb['suffix']}"; $rule['source'] = array('address' => "{$pfb_alias}{$vtype}"); - if (!empty($adest) && !empty($aports)) { - $rule['destination'] = array('address' => "{$adest}", 'port' => "{$aports}"); - } elseif (!empty($adest) && empty($aports)) { - $rule['destination'] = array('address' => "{$adest}"); - } elseif (empty($adest) && !empty($aports)) { - $rule['destination'] = array('any' => '', 'port' => "{$aports}"); + if ($aaddrnot_in == 'on') { + $rule['source']['not'] = ''; + } + if (!empty($adest_in) && !empty($aports_in)) { + $rule['destination'] = array('address' => "{$adest_in}", 'port' => "{$aports_in}"); + } elseif (!empty($adest_in) && empty($aports_in)) { + $rule['destination'] = array('address' => "{$adest_in}"); + } elseif (empty($adest_in) && !empty($aports_in)) { + $rule['destination'] = array('any' => '', 'port' => "{$aports_in}"); } else { $rule['destination'] = array('any' => ''); } - if (!empty($adest) && $anot == 'on') { + if (!empty($adest_in) && $anot_in == 'on') { $rule['destination']['not'] = ''; } - if (!empty($aproto)) { - $rule['protocol'] = "{$aproto}"; + if (!empty($aproto_in)) { + $rule['protocol'] = "{$aproto_in}"; } if ($pfb['config']['enable_log'] == 'on' || $pfb_log == 'enabled') { $rule['log'] = ''; } + if ($agateway_in != 'default') { + $rule['gateway'] = "{$agateway_in}"; + } $rule['created'] = array('time' => (int)microtime(true), 'username' => 'Auto'); $pfb['permit_inbound'][] = $rule; break; case 'Match_Both': case 'Match_Outbound': $rule = $pfb['base_rule_float']; - $rule['tracker'] = pfb_tracker("{$pfb_alias}{$vtype}match_out"); $rule['type'] = 'match'; if ($vtype == '_v6') { $rule['ipprotocol'] = 'inet6'; } $rule['direction'] = 'any'; $rule['descr'] = "{$pfb_alias}{$vtype}{$pfb['suffix']}"; - $rule['source'] = array('any' => ''); + if (!empty($asrc_out) && !empty($aports_out)) { + $rule['source'] = array('address' => "{$asrc_out}", 'port' => "{$aports_out}"); + } elseif (!empty($asrc_out) && empty($aports_out)) { + $rule['source'] = array('address' => "{$asrc_out}"); + } elseif (empty($asrc_out) && !empty($aports_out)) { + $rule['source'] = array('any' => '', 'port' => "{$aports_out}"); + } else { + $rule['source'] = array('any' => ''); + } + if (!empty($asrc_out) && $anot_out == 'on') { + $rule['source']['not'] = ''; + } $rule['destination'] = array('address' => "{$pfb_alias}{$vtype}"); + if ($aaddrnot_out == 'on') { + $rule['destination']['not'] = ''; + } if ($pfb['config']['enable_log'] == 'on' || $pfb_log == 'enabled') { $rule['log'] = ''; } + if ($agateway_out != 'default') { + $rule['gateway'] = "{$agateway_out}"; + } $rule['created'] = array('time' => (int)microtime(true), 'username' => 'Auto'); $pfb['match_outbound'][] = $rule; if ($action != 'Match_Both') { @@ -1538,7 +1664,6 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', } case 'Match_Inbound': $rule = $pfb['base_rule_float']; - $rule['tracker'] = pfb_tracker("{$pfb_alias}{$vtype}match_in"); $rule['type'] = 'match'; if ($vtype == '_v6') { $rule['ipprotocol'] = 'inet6'; @@ -1546,24 +1671,30 @@ function pfb_firewall_rule($action, $pfb_alias, $vtype='', $pfb_log, $adest='', $rule['direction'] = 'any'; $rule['descr'] = "{$pfb_alias}{$vtype}{$pfb['suffix']}"; $rule['source'] = array('address' => "{$pfb_alias}{$vtype}"); - if (!empty($adest) && !empty($aports)) { - $rule['destination'] = array('address' => "{$adest}", 'port' => "{$aports}"); - } elseif (!empty($adest) && empty($aports)) { - $rule['destination'] = array('address' => "{$adest}"); - } elseif (empty($adest) && !empty($aports)) { - $rule['destination'] = array('any' => '', 'port' => "{$aports}"); + if ($aaddrnot_in == 'on') { + $rule['source']['not'] = ''; + } + if (!empty($adest_in) && !empty($aports_in)) { + $rule['destination'] = array('address' => "{$adest_in}", 'port' => "{$aports_in}"); + } elseif (!empty($adest_in) && empty($aports_in)) { + $rule['destination'] = array('address' => "{$adest_in}"); + } elseif (empty($adest_in) && !empty($aports_in)) { + $rule['destination'] = array('any' => '', 'port' => "{$aports_in}"); } else { $rule['destination'] = array('any' => ''); } - if (!empty($adest) && $anot == 'on') { + if (!empty($adest_in) && $anot_in == 'on') { $rule['destination']['not'] = ''; } - if (!empty($aproto)) { - $rule['protocol'] = "{$aproto}"; + if (!empty($aproto_in)) { + $rule['protocol'] = "{$aproto_in}"; } if ($pfb['config']['enable_log'] == 'on' || $pfb_log == 'enabled') { $rule['log'] = ''; } + if ($agateway_in != 'default') { + $rule['gateway'] = "{$agateway_in}"; + } $rule['created'] = array('time' => (int)microtime(true), 'username' => 'Auto'); $pfb['match_inbound'][] = $rule; break; @@ -1768,6 +1899,7 @@ function pfb_livetail($logfile, $mode) { function sync_package_pfblockerng($cron='') { global $g, $config, $pfb, $pfbarr; pfb_global(); + $pfb['conf_mod'] = FALSE; // Flag to check for mods to the config.xml file. ('$pfb_config' array to hold changes) // Detect boot process or package installation @@ -1900,6 +2032,14 @@ function sync_package_pfblockerng($cron='') { $pfb_alias_lists_all = array(); // An array of all active aliases. ('Reputation' enabled) + ################################# + # Tracker IDs # + ################################# + + $pfb['trackerids'] = array(); // An array of pfBlockerNG Firewall rule Tracker IDs. + $pfb['last_trackerid'] = 1700000009; // Pre-defined 'starting' Tracker ID (Only used if duplicates found) + + ######################################### # Configure Rule Suffix # ######################################### @@ -2079,6 +2219,13 @@ function sync_package_pfblockerng($cron='') { if (!empty($config['installedpackages'][$ip_type]['config']) && $pfb['enable'] == 'on') { foreach ($config['installedpackages'][$ip_type]['config'] as $key => $list) { if (isset($list['row']) && $list['action'] != 'Disabled') { + + // Force 'Alias Native' setting to any Alias with 'Advanced Inbound/Outbound -Invert src/dst' settings. + // This will bypass Deduplication and Reputation features. + if ($list['autoaddrnot_in'] == 'on' || $list['autoaddrnot_out'] == 'on') { + $list['action'] = 'Alias_Native'; + } + foreach ($list['row'] as $row) { if ($vtype == '_v4') { $header = "{$row['header']}"; @@ -2164,8 +2311,8 @@ function sync_package_pfblockerng($cron='') { } } - $pfb['remove'] = FALSE; // Flag to execute pfctl and rules ordering or reload of DNSBL domains - $pfb['summary'] = FALSE; // Execute final summary as a list was removed + $pfb['remove'] = FALSE; // Flag to execute pfctl and rules ordering or reload of DNSBL domains + $pfb['summary'] = FALSE; // Execute final summary as a list was removed // Process to remove lists from Masterfile/DB folder if they do not exist if (isset($pfb['existing'])) { @@ -2340,10 +2487,7 @@ function sync_package_pfblockerng($cron='') { } // Collect suppression list - $pfb_dnssupp = array(); - if (!empty($pfb['dnsblconfig']['suppression'])) { - $pfb_dnssupp = explode("\n", pfbng_text_area_decode($pfb['dnsblconfig']['suppression'])); - } + $pfb_dnssupp = dnsbl_suppression(); // Call Alexa whitelist process if ($pfb['dnsbl_alexa'] == 'on') { @@ -2404,6 +2548,7 @@ function sync_package_pfblockerng($cron='') { $lists_dnsbl_current = array(); // Array of all active Lists in current alias $pfb['aliasupdate'] = FALSE; // Flag to signal changes to alias $pfb['updateip'] = FALSE; // Flag to signal updates to DNSBL IP lists + $pfb['domain_clear'] = FALSE; // Flag to signal no Aliases defined or all Aliases disabled. $alias_cnt = 0; if ($list['action'] != 'Disabled' && isset($list['row'])) { @@ -2436,9 +2581,6 @@ function sync_package_pfblockerng($cron='') { $pfborig = $pfbarr['orig']; $pfbreuse = $pfbarr['reuse']; $logtab = $pfbarr['logtab']; - $aports = $pfbarr['aports']; - $adest = $pfbarr['adest']; - $aproto = $pfbarr['aproto']; // Empty header field validation check if (empty($header)) { @@ -2517,6 +2659,7 @@ function sync_package_pfblockerng($cron='') { // Parse downloaded file for Domain names $e_skip = $e_found = FALSE; // Variables for Easylists + $iqrisk = FALSE; // Variable for ET IQRisk $fail_list = ''; $csvfail = $ipcount = $ip_cnt = 0; if (($fhandle = fopen("{$file_dwn}.orig", 'r')) !== FALSE) { while (($line = fgets($fhandle, 3072)) !== FALSE) { @@ -2619,12 +2762,14 @@ function sync_package_pfblockerng($cron='') { } // Parse ET IQRisk IPRep domain list - elseif (!strpos($csvline[2], 'www.phishtank.com/phish_detail.php')){ - if (strpos($csvline[1], '.') !== FALSE && - (int)$csvline[1] != 0 && count($csvline) == 3) { - $liteparser = TRUE; - $line = $csvline[0]; - } + elseif ($iqrisk) { + $liteparser = TRUE; + $line = $csvline[0]; + } + + // Set flag to process ET IQRisk feed + if (!$iqrisk && $line == 'domain, category, score') { + $iqrisk = TRUE; } } $line = trim($line); @@ -2695,11 +2840,6 @@ function sync_package_pfblockerng($cron='') { // Parser for all other domain feeds (Initial line preparation) if (!$liteparser) { - // If 'space' character found, remove characters before space - if (strpos($line, ' ') !== FALSE) { - $line = strstr($line, ' ', FALSE); - } - // If '#' character found, remove characters after '#' if (strpos($line, '#') !== FALSE) { $line = strstr($line, '#', TRUE); @@ -2708,6 +2848,14 @@ function sync_package_pfblockerng($cron='') { // Remove any leading/trailing whitespaces $line = trim($line); + // If 'space' character found, remove characters before space + if (strpos($line, ' ') !== FALSE) { + $line = strstr($line, ' ', FALSE); + } + + // Remove any leading/trailing whitespaces + $line = trim($line); + // If 'space' character found, remove characters after space if (strpos($line, ' ') !== FALSE) { $line = strstr($line, ' ', TRUE); @@ -2753,6 +2901,8 @@ function sync_package_pfblockerng($cron='') { continue; } + $line = strtolower($line); + // Remove suppressed domain names if (!in_array($line, $pfb_dnssupp)) { $domain_data .= "local-data: \"" . $line . " 60 IN A {$pfb['dnsbl_vip']}\"\n"; @@ -2927,8 +3077,9 @@ function sync_package_pfblockerng($cron='') { // Define DNSBL_IP firewall rule settings if ($pfb['dnsbl_ip'] != 'Alias_Deny') { - pfb_firewall_rule($pfb['dnsbl_ip'], 'pfB_DNSBLIP', '', $pfb['dnsblconfig']['aliaslog'], - $pfbarr['adest'], $pfbarr['aports'], $pfbarr['aproto'], $pfb['dnsblconfig']['autonot']); + pfb_firewall_rule($pfb['dnsbl_ip'], 'pfB_DNSBLIP', '', $pfb['dnsblconfig']['aliaslog'], $pfbarr['agateway_in'], $pfbarr['agateway_out'], + $pfbarr['aaddrnot_in'], $pfbarr['aaddr_in'], $pfbarr['aports_in'], $pfbarr['aproto_in'], $pfbarr['anot_in'], + $pfbarr['aaddrnot_out'], $pfbarr['aaddr_out'], $pfbarr['aports_out'], $pfbarr['aproto_out'], $pfbarr['anot_out']); } // Collect DNSBL IP addresses into 'pfB_DNSBLIP' aliastable @@ -3000,7 +3151,16 @@ function sync_package_pfblockerng($cron='') { pfb_logger("{$log}", 1); } } - + else { + // When DNSBL is enabled and no Aliases are defined, or all Aliases are Disabled. Set flag to clear out Unbound pfb_dnsbl.conf file. + if (empty($lists_dnsbl_all)) { + pfb_logger("\nClearing all DNSBL Feeds... ", 1); + $pfb['domain_clear'] = TRUE; + $pfb_output = @fopen("{$pfb['dnsbl_file']}.conf", 'w'); + fwrite($pfb_output, ''); + @fclose($pfb_output); + } + } ################################# # UNBOUND INTEGRATION # @@ -3013,7 +3173,7 @@ function sync_package_pfblockerng($cron='') { if ($pfb['enable'] == 'on' && $pfb['dnsbl'] == 'on' && $pfb['unbound_state'] == 'on') { // If new domain updates found, backup existing DNSBL domain feed - if ($pfb['domain_update']) { + if ($pfb['domain_update'] || $pfb['domain_clear']) { if (file_exists ("{$pfb['dnsbl_file']}.conf")) { @copy("{$pfb['dnsbl_file']}.conf", "{$pfb['dnsbl_file']}.bk"); } @@ -3024,7 +3184,7 @@ function sync_package_pfblockerng($cron='') { // Add 'include:' line in Unbound conf file if not found if (isset($conf) && !strstr(implode($conf), 'pfb_dnsbl.conf')) { if (file_exists("{$pfb['dnsbl_file']}.conf")) { - $log = " Adding Unbound Server:Include line..."; + $log = "\nAdding Unbound Server:Include line..."; pfb_logger("{$log}", 1); $pfbupdate = TRUE; @@ -3034,7 +3194,7 @@ function sync_package_pfblockerng($cron='') { } // Validate new Unbound conf file before use. - if ($pfb['domain_update'] || $pfbupdate) { + if ($pfb['domain_update'] || $pfbupdate || $pfb['domain_clear']) { pfb_validate_unbound('enabled'); } @@ -3110,9 +3270,6 @@ function sync_package_pfblockerng($cron='') { $pfbfolder = $pfbarr['folder']; $pfborig = $pfbarr['orig']; $logtab = $pfbarr['logtab']; - $aports = $pfbarr['aports']; - $adest = $pfbarr['adest']; - $aproto = $pfbarr['aproto']; $continent_ex = array(); // An array of existing Continent IPs $continent = array(); // An array of updated Continent IPs @@ -3218,9 +3375,10 @@ function sync_package_pfblockerng($cron='') { 'detail' => 'DO NOT EDIT THIS ALIAS' ); - // Define firewall rule settings pfb_firewall_rule($continent_config['action'], $pfb_alias, $vtype, $continent_config['aliaslog'], - $adest, $aports, $aproto, $continent_config['autonot']); + $pfbarr['agateway_in'], $pfbarr['agateway_out'], $pfbarr['aaddrnot_in'], $pfbarr['aaddr_in'], + $pfbarr['aports_in'], $pfbarr['aproto_in'], $pfbarr['anot_in'], $pfbarr['aaddrnot_out'], + $pfbarr['aaddr_out'], $pfbarr['aports_out'], $pfbarr['aproto_out'], $pfbarr['anot_out']); } else { // unlink Continent list @@ -3255,13 +3413,16 @@ function sync_package_pfblockerng($cron='') { // Collect lists and custom list configuration and format into one array ($lists). foreach ($list_type as $ip_type => $vtype) { if (!empty($config['installedpackages'][$ip_type]['config'])) { - foreach ($config['installedpackages'][$ip_type]['config'] as $list) { + foreach ($config['installedpackages'][$ip_type]['config'] as $key => $list) { if ($vtype == '_v4') { $list['vtype'] = '_v4'; } else { $list['vtype'] = '_v6'; } + // Collect list array key location + $list['key'] = "{$key}"; + // If only the 'customlist' is defined. Remove the 'List row' data. if (empty($list['row'][0]['url'])) { unset($list['row']); @@ -3311,7 +3472,8 @@ function sync_package_pfblockerng($cron='') { } // Determine 'list' details (return array $pfbarr) - pfb_determine_list_detail($list['action'], $header, '', ''); + $list_type = 'pfblockernglists' . str_replace('_', '', $list['vtype']); + pfb_determine_list_detail($list['action'], $header, $list_type, $list['key']); $pfbadv = $pfbarr['adv']; $pfbfolder = $pfbarr['folder']; $pfborig = $pfbarr['orig']; @@ -3337,6 +3499,12 @@ function sync_package_pfblockerng($cron='') { pfb_logger("{$log}", 1); $file_dwn = "{$pfborig}/{$header}"; + // Force 'Alias Native' setting to any Alias with 'Advanced Inbound/Outbound -Invert src/dst' settings. + // This will bypass Deduplication and Reputation features. + if ($pfbarr['aaddrnot_in'] == 'on' || $pfbarr['aaddrnot_out'] == 'on') { + pfb_logger("Using Alias Native\n", 1); + } + if (!$custom) { pfb_logger(' .', 1); @@ -3352,6 +3520,9 @@ function sync_package_pfblockerng($cron='') { // Process Emerging Threats IQRisk if required if (strpos($row['url'], 'iprepdata.txt') !== FALSE) { + if (file_exists("{$file_dwn}.raw")) { + exec("/usr/bin/gunzip -c {$file_dwn}.raw > {$file_dwn}.orig"); + } exec("{$pfb['script']} et {$header} x x x x x {$pfb['etblock']} {$pfb['etmatch']} {$elog}"); } } else { @@ -3684,10 +3855,6 @@ function sync_package_pfblockerng($cron='') { $pfbadv = $pfbarr['adv']; $pfbdescr = $pfbarr['descr']; $pfbfolder = $pfbarr['folder']; - $aports = $pfbarr['aports']; - $adest = $pfbarr['adest']; - $aproto = $pfbarr['aproto']; - // Only Save aliases that have been updated. // When 'Reputation' is used, all aliases need to be updated. @@ -3745,9 +3912,9 @@ function sync_package_pfblockerng($cron='') { // check custom network list if ($vtype == '_v4') { - $aliasname = "{$list['aliasname']}_custom"; + $aliasname = preg_replace("/\W/", '', $list['aliasname']) . '_custom'; } else { - $aliasname = "{$list['aliasname']}_custom_v6"; + $aliasname = preg_replace("/\W/", '', $list['aliasname']) . '_custom_v6'; } // Update alias if list file exists and its been updated or if the alias URL table is empty. @@ -3787,7 +3954,9 @@ function sync_package_pfblockerng($cron='') { ); // Define firewall rule settings - pfb_firewall_rule($list['action'], $alias, '', $list['aliaslog'], $adest, $aports, $aproto, $list['autonot']); + pfb_firewall_rule($list['action'], $alias, '', $list['aliaslog'], $pfbarr['agateway_in'], $pfbarr['agateway_out'], + $pfbarr['aaddrnot_in'], $pfbarr['aaddr_in'], $pfbarr['aports_in'], $pfbarr['aproto_in'], $pfbarr['anot_in'], + $pfbarr['aaddrnot_out'], $pfbarr['aaddr_out'], $pfbarr['aports_out'], $pfbarr['aproto_out'], $pfbarr['anot_out']); } } else { // unlink previous pfblockerNG alias list @@ -3868,12 +4037,14 @@ function sync_package_pfblockerng($cron='') { // Collect existing pfSense rules 'pass', 'match' and 'other' pfSense rules into new arrays. if (!empty($rules)) { - foreach ($rules as $key => $rule) { + foreach ($rules as $rule) { // Remove DNSBL floating rule if ($rule['descr'] == 'pfB_DNSBL_Allow_access_to_VIP') { // Remove 'created' tag + if (isset($rule['created'])) { + unset($rule['created']); + } $orig_rules_nocreated[] = $rule; - unset($orig_rules_nocreated[$key]['created']); continue; } @@ -3917,8 +4088,10 @@ function sync_package_pfblockerng($cron='') { } // Remove 'created' tag + if (isset($rule['created'])) { + unset($rule['created']); + } $orig_rules_nocreated[] = $rule; - unset($orig_rules_nocreated[$key]['created']); } } @@ -3953,7 +4126,7 @@ function sync_package_pfblockerng($cron='') { if ($pfb['enable'] == 'on' && $pfb['dnsbl'] == 'on' && $pfb['dnsbl_rule'] != 'Disabled' && !empty($pfb['dnsblconfig']['dnsbl_allow_int'])) { if (isset($implode_interfaces) && isset($pfb['dnsbl_vip'])) { $rule = $pfb['base_rule_float']; - $rule['tracker'] = pfb_tracker('pfB_DNSBL_Allow_access_to_VIP'); + $rule['tracker'] = pfb_tracker('pfB_DNSBL_Allow_access_to_VIP', '', ''); $rule['type'] = 'pass'; $rule['direction'] = 'any'; $rule['interface'] = $implode_interfaces; @@ -3980,6 +4153,7 @@ function sync_package_pfblockerng($cron='') { if ($pfbrunonce && !empty($pfb['match_inbound'])) { foreach ($pfb['match_inbound'] as $cb_rules) { $cb_rules['interface'] = $pfb['inbound_floating']; + $cb_rules['tracker'] = pfb_tracker($cb_rules['descr'], $inbound_interface, 'match_in'); $new_rules[] = $cb_rules; $pfbrunonce = FALSE; } @@ -3987,6 +4161,7 @@ function sync_package_pfblockerng($cron='') { if ($pfb['order'] != 'order_0' && !empty($pfb['permit_inbound'])) { foreach ($pfb['permit_inbound'] as $cb_rules) { $cb_rules['interface'] = $inbound_interface; + $cb_rules['tracker'] = pfb_tracker($cb_rules['descr'], $inbound_interface, 'permit_in'); $new_rules[] = $cb_rules; } } @@ -4009,12 +4184,14 @@ function sync_package_pfblockerng($cron='') { if (!empty($pfb['deny_inbound'])) { foreach ($pfb['deny_inbound'] as $cb_rules) { $cb_rules['interface'] = $inbound_interface; + $cb_rules['tracker'] = pfb_tracker($cb_rules['descr'], $inbound_interface, 'deny_in'); $new_rules[] = $cb_rules; } } if ($pfb['order'] == 'order_0' && !empty($pfb['permit_inbound'])) { foreach ($pfb['permit_inbound'] as $cb_rules) { $cb_rules['interface'] = $inbound_interface; + $cb_rules['tracker'] = pfb_tracker($cb_rules['descr'], $inbound_interface, 'permit_in'); $new_rules[] = $cb_rules; } } @@ -4036,6 +4213,7 @@ function sync_package_pfblockerng($cron='') { if ($pfbrunonce && !empty($pfb['match_outbound'])) { foreach ($pfb['match_outbound'] as $cb_rules) { $cb_rules['interface'] = $pfb['outbound_floating']; + $cb_rules['tracker'] = pfb_tracker($cb_rules['descr'], $outbound_interface, 'match_out'); $new_rules[] = $cb_rules; $pfbrunonce = FALSE; } @@ -4043,6 +4221,7 @@ function sync_package_pfblockerng($cron='') { if ($pfb['order'] != 'order_0' && !empty($pfb['permit_outbound'])) { foreach ($pfb['permit_outbound'] as $cb_rules) { $cb_rules['interface'] = $outbound_interface; + $cb_rules['tracker'] = pfb_tracker($cb_rules['descr'], $outbound_interface, 'permit_out'); $new_rules[] = $cb_rules; } } @@ -4056,12 +4235,14 @@ function sync_package_pfblockerng($cron='') { if (!empty($pfb['deny_outbound'])) { foreach ($pfb['deny_outbound'] as $cb_rules) { $cb_rules['interface'] = $outbound_interface; + $cb_rules['tracker'] = pfb_tracker($cb_rules['descr'], $outbound_interface, 'deny_out'); $new_rules[] = $cb_rules; } } if ($pfb['order'] == 'order_0' && !empty($pfb['permit_outbound'])) { foreach ($pfb['permit_outbound'] as $cb_rules) { $cb_rules['interface'] = $outbound_interface; + $cb_rules['tracker'] = pfb_tracker($cb_rules['descr'], $outbound_interface, 'permit_out'); $new_rules[] = $cb_rules; } } @@ -4181,8 +4362,7 @@ function sync_package_pfblockerng($cron='') { if (file_exists("{$pfb['aliasdir']}/{$final}.txt")) { exec("{$pfb['pfctl']} -t {$final} -T replace -f {$pfb['aliasdir']}/{$final}.txt 2>&1", $result); $log = implode($result); - } - else { + } else { $log = "Aliastable file not found\n"; } pfb_logger("{$log}", 1); @@ -4230,17 +4410,20 @@ function sync_package_pfblockerng($cron='') { pfb_logger("{$log}", 1); $tablesin = $tablesout = array(); - if (!empty($config['filter']['rule'])) { - foreach ($config['filter']['rule'] as $rule) { - - // Collect all 'pfB_' Rules that are 'Block/Reject' and do not have bypass states enabled - if (strpos($rule['descr'], '[s]') === FALSE && ($rule['type'] == 'block' || $rule['type'] == 'reject') && - (strpos($rule['source']['address'], 'pfB_') !== FALSE || strpos($rule['destination']['address'], 'pfB_') !== FALSE)) { - - if (isset($rule['source']['address'])) { - $tablesin[] = $rule['source']['address']; - } else { - $tablesout[] = $rule['destination']['address']; + // Collect all 'pfB_' Rules that are 'Block/Reject' and do not have bypass states enabled + if (isset($config['aliases']['alias'])) { + foreach ($config['aliases']['alias'] as $alias) { + if ($alias['type'] == 'urltable' && strpos($alias['name'], 'pfB_') !== FALSE && strpos($alias['descr'], '[s]') === FALSE) { + if (isset($config['filter']['rule'])) { + foreach ($config['filter']['rule'] as $rule) { + if ($alias['name'] === $rule['source']['address'] || $alias['name'] === $rule['destination']['address']) { + if (isset($rule['source']['address'])) { + $tablesin[] = $rule['source']['address']; + } else { + $tablesout[] = $rule['destination']['address']; + } + } + } } } } @@ -4292,6 +4475,26 @@ function sync_package_pfblockerng($cron='') { // Remove any duplicate IPs $pfb_supp = array_unique($pfb_supp); + // Collect any 'Permit' Customlist IPs to suppress + $custom_supp = array(); + foreach (array('pfblockernglistsv4', 'pfblockernglistsv6') as $ip_type) { + if (!empty($config['installedpackages'][$ip_type]['config'])) { + foreach ($config['installedpackages'][$ip_type]['config'] as $list) { + if (!empty($list['custom']) && strpos($list['action'], 'Permit_') !== FALSE) { + $custom = explode(PHP_EOL, pfbng_text_area_decode($list['custom'])); + $custom_supp = array_merge($custom_supp, $custom); + } + } + } + } + $custom_supp = array_unique(array_filter($custom_supp)); + // Append '/32' CIDR as required + foreach ($custom_supp as &$custom) { + if (strpos($custom, '/') === FALSE) { + $custom = $custom . '/32'; + } + } + $statesin = $statesout = array(); exec("{$pfb['pfctl']} -s state", $s_matches); if (!empty($s_matches)) { @@ -4353,33 +4556,45 @@ function sync_package_pfblockerng($cron='') { foreach (array('<-' => $statesin, '->' => $statesout) as $s_type => $s_state_ips) { foreach ($s_state_ips as $s_ip) { if (!in_array($s_ip, $pfb_supp)) { - if ($s_type == '<-') { - $type = '-Inbound'; - $s_tables = $tablesin; - } else { - $type = '-Outbound'; - $s_tables = $tablesout; + + // Bypass any 'Permit' Customlist IPs + $pfb_suppress = FALSE; + foreach ($custom_supp as $custom) { + if (ip_in_subnet($s_ip, $custom)) { + $pfb_suppress = TRUE; + break; + } } - foreach ($s_tables as $s_table) { - $result = substr(exec("{$pfb['pfctl']} -t {$s_table} -T test {$s_ip} 2>&1"), 0, 1); - if ($result > 0) { - $pfbfound = TRUE; - $log = " [ {$s_table}{$type} ] Removed state(s) for [ {$s_ip} ]\n"; - pfb_logger("{$log}", 1); - foreach ($s_matches as $s_line) { - if (strpos($s_line, $s_type) !== FALSE && strpos($s_line, $s_ip) !== FALSE) { - pfb_logger(" {$s_line}\n", 1); + if (!$pfb_suppress) { + if ($s_type == '<-') { + $type = '-Inbound'; + $s_tables = $tablesin; + } else { + $type = '-Outbound'; + $s_tables = $tablesout; + } + + foreach ($s_tables as $s_table) { + $result = substr(exec("{$pfb['pfctl']} -t {$s_table} -T test {$s_ip} 2>&1"), 0, 1); + if ($result > 0) { + $pfbfound = TRUE; + $log = " [ {$s_table}{$type} ] Removed state(s) for [ {$s_ip} ]\n"; + pfb_logger("{$log}", 1); + foreach ($s_matches as $s_line) { + if (strpos($s_line, $s_type) !== FALSE && strpos($s_line, $s_ip) !== FALSE) { + pfb_logger(" {$s_line}\n", 1); + } } - } - // Remove states - if ($s_type == '<-') { - // Kill all state entries originating from $s_ip - exec("{$pfb['pfctl']} -k {$s_ip}"); - } else { - // Kill all state entries to the target $s_ip - exec("{$pfb['pfctl']} -k 0.0.0.0/0 -k {$s_ip}"); + // Remove states + if ($s_type == '<-') { + // Kill all state entries originating from $s_ip + exec("{$pfb['pfctl']} -k {$s_ip}"); + } else { + // Kill all state entries to the target $s_ip + exec("{$pfb['pfctl']} -k 0.0.0.0/0 -k {$s_ip}"); + } } } } @@ -4501,6 +4716,9 @@ function pfblockerng_validate_input($post, &$input_errors) { if (substr($value, 0, 1) == ' ' || empty($value)) { $input_errors[] = 'Header field must be defined.'; } + if (preg_match("/\W/", $value)) { + $input_errors[] = 'Header field cannot contain special or international characters.'; + } } if ($key == 'pfb_dnsbl' && $value == 'on') { |