'migrated', 'enable' => 'on', 'name' => $cache_peer[0], 'port' => $cache_peer[1], 'protocol' => $cache_peer[2] ); } } } //MAPPINGS if (!is_array($config['installedpackages']['squidreverseuri'])) { foreach (explode("\n",sq_text_area_decode($old_reverse_settings['reverse_acl'])) as $acls) { foreach (explode(";",$acls) as $acl) { array_push(${'peer_'.$acl[0]},$acl[1]); } } foreach (explode("\n",sq_text_area_decode($old_reverse_settings['reverse_uri'])) as $uris) { foreach (explode(";",$uris) as $uri) { $peer_list=(is_array(${'peer_'.$uri[0]})?implode(",",${'peer_'.$uri[0]}):""); $config['installedpackages']['squidreverseuri']['config'][] = array( 'description' => 'migrated', 'enable' => 'on', 'name' => $uri[0], 'uri' => $uri[1], 'vhost' => $uri[2], 'peers' => $peer_list ); } } } } update_status("Writing configuration... One moment please..."); write_config(); /* create cache */ update_status("Creating squid cache pools... One moment please..."); squid_dash_z(); /* make sure pinger is executable */ if (file_exists(SQUID_LOCALBASE. "/libexec/squid/pinger")) @chmod(SQUID_LOCALBASE. "/libexec/squid/pinger", "a+x"); // XXX: Is it really necessary? if (file_exists("/usr/local/etc/rc.d/squid")) unlink_if_exists("/usr/local/etc/rc.d/squid"); squid_write_rcfile(); // XXX: Is it really necessary? mode is set to 0755 in squid.xml if (file_exists("/usr/local/pkg/swapstate_check.php")) @chmod("/usr/local/pkg/swapstate_check.php", "a+x"); write_rcfile(array( "file" => "sqp_monitor.sh", "start" => "/usr/local/pkg/sqpmon.sh &", "stop" => "ps awux | grep \"sqpmon\" | grep -v \"grep\" | grep -v \"php\" | awk '{ print $2 }' | xargs kill") ); foreach (array( SQUID_CONFBASE, SQUID_ACLDIR, SQUID_SSL_DB ) as $dir) { @mkdir($dir, 0755, true); squid_chown_recursive($dir, SQUID_UID, SQUID_GID); } /* kill any running proxy alarm scripts */ update_status("Checking for running processes... One moment please..."); log_error("Stopping any running proxy monitors"); mwexec("/usr/local/etc/rc.d/sqp_monitor.sh stop"); sleep(1); if (!file_exists(SQUID_CONFBASE . '/mime.conf') && file_exists(SQUID_CONFBASE . '/mime.conf.default')) copy(SQUID_CONFBASE . '/mime.conf.default', SQUID_CONFBASE . '/mime.conf'); update_status("Checking cache... One moment please..."); squid_dash_z(); if (!is_service_running('squid')) { update_status("Starting... One moment please..."); log_error("Starting Squid"); mwexec_bg(SQUID_BASE. "/sbin/squid -f " . SQUID_CONFFILE); } else { update_status("Reloading Squid for configuration sync... One moment please..."); log_error("Reloading Squid for configuration sync"); mwexec_bg(SQUID_BASE. "/sbin/squid -k reconfigure -f " . SQUID_CONFFILE); } /* restart proxy alarm scripts */ log_error("Starting a proxy monitor script"); mwexec_bg("/usr/local/etc/rc.d/sqp_monitor.sh start"); update_status("Reconfiguring filter... One moment please..."); filter_configure(); } function squid_deinstall_command() { global $config, $g; $plswait_txt = "This operation may take quite some time, please be patient. Do not press stop or attempt to navigate away from this page during this process."; squid_install_cron(false); if (is_array($config['installedpackages']['squidcache'])) $settings = $config['installedpackages']['squidcache']['config'][0]; else $settings = array(); $cachedir =($settings['harddisk_cache_location'] ? $settings['harddisk_cache_location'] : '/var/squid/cache'); $logdir = ($settings['log_dir'] ? $settings['log_dir'] : '/var/squid/logs'); update_status("Removing cache ... One moment please..."); update_output_window("$plswait_txt"); // XXX: Is it ok to remove cache and logs? It's going to happen every time package is updated mwexec_bg("rm -rf {$cachedir}"); mwexec("rm -rf {$logdir}"); update_status("Finishing package cleanup."); mwexec("/usr/local/etc/rc.d/sqp_monitor.sh stop"); unlink_if_exists('/usr/local/etc/rc.d/sqp_monitor.sh'); mwexec("ps awux | grep \"squid\" | grep -v \"grep\" | awk '{ print $2 }' | xargs kill"); mwexec("ps awux | grep \"dnsserver\" | grep -v \"grep\" | awk '{ print $2 }' | xargs kill"); mwexec("ps awux | grep \"unlinkd\" | grep -v \"grep\" | awk '{ print $2 }' | xargs kill"); update_status("Reloading filter..."); filter_configure(); } function squid_before_form_general(&$pkg) { $values = get_dir(SQUID_CONFBASE . '/errors/'); /* * XXX: This logic is broken. Probably the idea in the past * was to skip '.', '..'. 'COPYRIGHT' and 'TRANSLATORS' and * errors subdirectories used to be more meaning, like 'English' * or Brazillian_Portuguese. * * Nowadays they are 'en', 'pt-br', ... and also there is a * 'templates' directory to be skipped */ // Get rid of '..' and '.' and ... array_shift($values); array_shift($values); array_shift($values); array_shift($values); $name = array(); foreach ($values as $value) $names[] = implode(" ", explode("_", $value)); $i = 0; foreach ($pkg['fields']['field'] as $field) { if ($field['fieldname'] == 'error_language') break; $i++; } $field = &$pkg['fields']['field'][$i]; for ($i = 0; $i < count($values) - 1; $i++) $field['options']['option'][] = array('name' => $names[$i], 'value' => $values[$i]); } function squid_validate_antivirus($post, &$input_errors) { global $config; if ($post['enable'] != "on") return; if ($post['squidclamav'] && preg_match("/(\S+proxy.domain\S+)/",$post['squidclamav'],$a_match)) { $input_errors[] ="Squidclamav warns redirect points to sample config domain ({$a_match[1]})"; $input_errors[] ="Change redirect info on 'squidclamav.conf' field to pfsense gui or an external host. "; } if ($post['c-icap_conf']) { if (!preg_match("/squid_clamav/",$post['c-icap_conf'])) { $input_errors[] ="c-icap Squidclamav service definition is no present."; $input_errors[] ="Add 'Service squid_clamav squidclamav.so'(without quotes) to 'c-icap.conf' field in order to get it working."; } if (preg_match("/(Manager:Apassword\S+)/",$post['c-icap_conf'],$c_match)) { $input_errors[] ="Remove ldap configuration'{$c_match[1]}' from 'c-icap.conf' field."; } } } function squid_validate_general($post, &$input_errors) { global $config; if (is_array($config['installedpackages']['squid'])) $settings = $config['installedpackages']['squid']['config'][0]; else $settings = array(); $port = ($settings['proxy_port'] ? $settings['proxy_port'] : 3128); $port = $post['proxy_port'] ? $post['proxy_port'] : $port; $icp_port = trim($post['icp_port']); if (!empty($icp_port) && !is_port($icp_port)) $input_errors[] = 'You must enter a valid port number in the \'ICP port\' field'; if (substr($post['log_dir'], -1, 1) == '/') $input_errors[] = 'You may not end log location with an / mark'; if ($post['log_dir']{0} != '/') $input_errors[] = 'You must start log location with a / mark'; if (strlen($post['log_dir']) <= 3) $input_errors[] = "That is not a valid log location dir"; $log_rotate = trim($post['log_rotate']); if (!empty($log_rotate) && (!is_numericint($log_rotate) or ($log_rotate < 1))) $input_errors[] = 'You must enter a valid number of days in the \'Log rotate\' field'; $webgui_port = $config['system']['webgui']['port']; if (($config['system']['webgui']['port'] == "") && ($config['system']['webgui']['protocol'] == "http")) { $webgui_port = 80; } if (($config['system']['webgui']['port'] == "") && ($config['system']['webgui']['protocol'] == "https")) { $webgui_port = 443; } if (($post['transparent_proxy'] != 'on') && ($port == $webgui_port)) { $input_errors[] = "You can not run squid on the same port as the webgui"; } if (($post['ssl_proxy'] == 'on') && ( $post['dca'] == '')) { $input_errors[] = "SSL interception cannot be enabled without a CA."; } foreach (array('defined_ip_proxy_off') as $hosts) { foreach (explode(";", $post[$hosts]) as $host) { $host = trim($host); if (!empty($host) && !is_ipaddr($host) && !is_alias($host) && !is_hostname($host) && !is_subnet($host)) $input_errors[] = "The entry '$host' is not a valid IP address, hostname, or alias"; } } foreach (array('defined_ip_proxy_off_dest') as $hosts) { foreach (explode(";", $post[$hosts]) as $host) { $host = trim($host); if (!empty($host) && !is_ipaddr($host) && !is_alias($host) && !is_hostname($host) && !is_subnet($host)) $input_errors[] = "The entry '$host' is not a valid IP address, hostname, or alias"; } } if (!empty($post['dns_nameservers'])) { $altdns = explode(";", ($post['dns_nameservers'])); foreach ($altdns as $dnssrv) { if (!is_ipaddr($dnssrv)) { $input_errors[] = 'You must enter a valid IP address in the \'Alternate DNS servers\' field'; break; } } } } function squid_validate_upstream($post, &$input_errors) { if ($post['enabled'] != 'on') return; $addr = trim($post['proxyaddr']); if (empty($addr)) { $input_errors[] = 'The field \'Hostname\' is required'; } else { if (!is_ipaddr($addr) && !is_domain($addr)) $input_errors[] = 'You must enter a valid IP address or host name in the \'Proxy hostname\' field'; } foreach (array('proxyport' => 'TCP port', 'icpport' => 'ICP port') as $field => $name) { $port = trim($post[$field]); if (empty($port)) { $input_errors[] = "The field '$name' is required"; } else { if (!is_port($port)) $input_errors[] = "The field '$name' must contain a valid port number, between 0 and 65535"; } } } function squid_validate_cache($post, &$input_errors) { $num_fields = array( 'harddisk_cache_size' => 'Hard disk cache size', 'memory_cache_size' => 'Memory cache size', 'maximum_object_size' => 'Maximum object size', ); foreach ($num_fields as $field => $name) { $value = trim($post[$field]); if (!is_numericint($value)) $input_errors[] = "You must enter a valid value for '$field'"; } $value = trim($post['minimum_object_size']); if (!is_numericint($value)) $input_errors[] = 'You must enter a valid value for \'Minimum object size\''; if (!empty($post['cache_swap_low'])) { $value = trim($post['cache_swap_low']); if (!is_numericint($value) || ($value > 100)) $input_errors[] = 'You must enter a valid value for \'Low-water-mark\''; } if (!empty($post['cache_swap_high'])) { $value = trim($post['cache_swap_high']); if (!is_numericint($value) || ($value > 100)) $input_errors[] = 'You must enter a valid value for \'High-water-mark\''; } if ($post['donotcache'] != "") { foreach (split("\n", $post['donotcache']) as $host) { $host = trim($host); if (!is_ipaddr($host) && !is_domain($host)) $input_errors[] = "The host '$host' is not a valid IP or host name"; } } squid_dash_z(); } function squid_validate_nac($post, &$input_errors) { $allowed_subnets = explode("\n", $post['allowed_subnets']); foreach ($allowed_subnets as $subnet) { $subnet = trim($subnet); if (!empty($subnet) && !is_subnet($subnet)) $input_errors[] = "The subnet '$subnet' is not a valid CIDR range"; } foreach (array('unrestricted_hosts', 'banned_hosts') as $hosts) { if (preg_match_all("@([0-9.]+)(/[0-9.]+|)@",$_POST[$hosts],$matches)) { for ($x=0; $x < count($matches[1]); $x++) { if ($matches[2][$x] == "") { if (!is_ipaddr($matches[1][$x])) $input_errors[] = "'{$matches[1][$x]}' is not a valid IP address"; } else { if (!is_subnet($matches[0][$x])) $input_errors[] = "The subnet '{$matches[0][$x]}' is not a valid CIDR range"; } } } } foreach (array('unrestricted_macs', 'banned_macs') as $macs) { foreach (explode("\n", $post[$macs]) as $mac) { $mac = trim($mac); if (!empty($mac) && !is_macaddr($mac)) $input_errors[] = "The mac '$mac' is not a valid MAC address"; } } foreach (explode(",", $post['timelist']) as $time) { $time = trim($time); if (!empty($time) && !squid_is_timerange($time)) $input_errors[] = "The time range '$time' is not a valid time range"; } if (!empty($post['ext_cachemanager'])) { $extmgr = explode(";", ($post['ext_cachemanager'])); foreach ($extmgr as $mgr) { if (!is_ipaddr($mgr)) $input_errors[] = 'You must enter a valid IP address in the \'External Cache Manager\' field'; } } } function squid_validate_traffic($post, &$input_errors) { $num_fields = array( 'max_download_size' => 'Maximum download size', 'max_upload_size' => 'Maximum upload size', 'perhost_throttling' => 'Per-host bandwidth throttling', 'overall_throttling' => 'Overall bandwidth throttling', ); foreach ($num_fields as $field => $name) { $value = trim($post[$field]); if (!is_numericint($value)) $input_errors[] = "The field '$name' must contain a positive number"; } if (!empty($post['quick_abort_min'])) { $value = trim($post['quick_abort_min']); if (!is_numericint($value)) $input_errors[] = "The field 'Finish when remaining KB' must contain a positive number"; } if (!empty($post['quick_abort_max'])) { $value = trim($post['quick_abort_max']); if (!is_numericint($value)) $input_errors[] = "The field 'Abort when remaining KB' must contain a positive number"; } if (!empty($post['quick_abort_pct'])) { $value = trim($post['quick_abort_pct']); if (!is_numericint($value) || ($value > 100)) $input_errors[] = "The field 'Finish when remaining %' must contain a percentage"; } } function squid_validate_reverse($post, &$input_errors) { global $config; if (!empty($post['reverse_ip'])) { $reverse_ip = explode(";", ($post['reverse_ip'])); foreach ($reverse_ip as $reip) { if (!is_ipaddr(trim($reip))) $input_errors[] = 'You must enter a valid IP address in the \'User-defined reverse-proxy IPs\' field'.' -> \''.$reip.'\' is invalid.'; } } $fqdn = trim($post['reverse_external_fqdn']); if (!empty($fqdn) && !is_domain($fqdn)) $input_errors[] = 'The field \'external FQDN\' must contain a valid domain name'; $port = trim($post['reverse_http_port']); // XXX: Where is $portrange being defined ??? preg_match("/(\d+)/",`sysctl net.inet.ip.portrange.reservedhigh`,$portrange); if (!empty($port) && !is_port($port)) $input_errors[] = 'The field \'reverse HTTP port\' must contain a valid port number'; if (!empty($port) && is_port($port) && $port <= $portrange[1]) { $input_errors[] = "The field 'reverse HTTP port' must contain a port number higher than net.inet.ip.portrange.reservedhigh sysctl value({$portrange[1]})."; $input_errors[] = "To listen on low ports, change portrange.reservedhigh sysctl value to 0 on system tunable options and restart squid daemon."; } $port = trim($post['reverse_https_port']); if (!empty($port) && !is_port($port)) $input_errors[] = 'The field \'reverse HTTPS port\' must contain a valid port number'; if (!empty($port) && is_port($port) && $port <= $portrange[1]) { $input_errors[] = "The field 'reverse HTTPS port' must contain a port number higher than net.inet.ip.portrange.reservedhigh sysctl value({$portrange[1]})."; $input_errors[] = "To listen on low ports, change portrange.reservedhigh sysctl value to 0 on system tunable options and restart squid daemon."; } if ($post['reverse_ssl_cert'] == 'none') $input_errors[] = 'A valid certificate for the external interface must be selected'; if (($post['reverse_https'] != 'on') && ($post['reverse_owa'] == 'on')) { $input_errors[] = "You have to enable reverse HTTPS before enabling OWA support."; } if (!empty($post['reverse_owa_ip'])) { $reverse_owa_ip = explode(";", ($post['reverse_owa_ip'])); foreach ($reverse_owa_ip as $reowaip) { if (!is_ipaddr(trim($reowaip))) $input_errors[] = 'You must enter a valid IP address in the \'CAS-Array / OWA frontend IP address\' field'.' -> \''.$reowaip.'\' is invalid.'; } } $contents = $post['reverse_cache_peer']; if (!empty($contents)) { $defs = explode("\r\n", ($contents)); foreach ($defs as $def) { $cfg = explode(";",($def)); if (!is_ipaddr($cfg[1])) $input_errors[] = "please choose a valid IP in the cache peer configuration."; if (!is_port($cfg[2])) $input_errors[] = "please choose a valid port in the cache peer configuration."; if (($cfg[3] != 'HTTPS') && ($cfg[3] != 'HTTP')) $input_errors[] = "please choose HTTP or HTTPS in the cache peer configuration."; } } } function squid_validate_auth($post, &$input_errors) { $num_fields = array( array('auth_processes', 'Authentication processes', 1), array('auth_ttl', 'Authentication TTL', 0), ); foreach ($num_fields as $field) { $value = trim($post[$field[0]]); if (!empty($value) && (!is_numeric($value) || ($value < $field[2]))) $input_errors[] = "The field '{$field[1]}' must contain a valid number greater than {$field[2]}"; } $auth_method = $post['auth_method']; if (($auth_method != 'none') && ($auth_method != 'local') && ($auth_method != 'cp')) { $server = trim($post['auth_server']); if (empty($server)) $input_errors[] = 'The field \'Authentication server\' is required'; else if (!is_ipaddr($server) && !is_domain($server)) $input_errors[] = 'The field \'Authentication server\' must contain a valid IP address or domain name'; $port = trim($post['auth_server_port']); if (!empty($port) && !is_port($port)) $input_errors[] = 'The field \'Authentication server port\' must contain a valid port number'; switch ($auth_method) { case 'ldap': $user = trim($post['ldap_user']); if (empty($user)) $input_errors[] = 'The field \'LDAP server user DN\' is required'; else if (!$user) $input_errors[] = 'The field \'LDAP server user DN\' must be a valid domain name'; break; case 'radius': $secret = trim($post['radius_secret']); if (empty($secret)) $input_errors[] = 'The field \'RADIUS secret\' is required'; break; case 'msnt': foreach (explode(",", trim($post['msnt_secondary'])) as $server) { if (!empty($server) && !is_ipaddr($server) && !is_domain($server)) $input_errors[] = "The host '$server' is not a valid IP address or domain name"; } break; } $no_auth = explode("\n", $post['no_auth_hosts']); foreach ($no_auth as $host) { $host = trim($host); if (!empty($host) && !is_subnet($host)) $input_errors[] = "The host '$host' is not a valid CIDR range"; } } } function squid_install_cron($should_install) { global $config, $g; if ($g['booting']==true) return; $rotate_is_installed = false; $swapstate_is_installed = false; if (!$config['cron']['item']) return; if (is_array($config['installedpackages']['squidcache'])) $settings = $config['installedpackages']['squidcache']['config'][0]; else $settings = array(); $x=0; $rotate_job_id=-1; $swapstate_job_id=-1; $cron_cmd=($settings['clear_cache']=='on' ? "/usr/local/pkg/swapstate_check.php clean; " : ""); $cron_cmd .= SQUID_BASE."/sbin/squid -k rotate -f " . SQUID_CONFFILE; $need_write = false; foreach ($config['cron']['item'] as $item) { if (strstr($item['task_name'], "squid_rotate_logs")) { $rotate_job_id = $x; if ($item['command'] != $cron_cmd) { $config['cron']['item'][$x]['command']=$cron_cmd; $need_write = true; } } elseif (strstr($item['task_name'], "squid_check_swapstate")) { $swapstate_job_id = $x; } $x++; } if ($should_install) { $cachedir =($settings['harddisk_cache_location'] ? $settings['harddisk_cache_location'] : '/var/squid/cache'); if ($rotate_job_id < 0) { $cron_item['command']=($settings['clear_cache']=='on' ? "/usr/local/pkg/swapstate_check.php clean; " : ""); $cron_item = array(); $cron_item['task_name'] = "squid_rotate_logs"; $cron_item['minute'] = "0"; $cron_item['hour'] = "0"; $cron_item['mday'] = "*"; $cron_item['month'] = "*"; $cron_item['wday'] = "*"; $cron_item['who'] = "root"; $cron_item['command'] .= $cron_cmd; /* Add this cron_item as a new entry at the end of the item array. */ $config['cron']['item'][] = $cron_item; $need_write = true; } if ($swapstate_job_id < 0) { $cron_item = array(); $cron_item['task_name'] = "squid_check_swapstate"; $cron_item['minute'] = "*/15"; $cron_item['hour'] = "*"; $cron_item['mday'] = "*"; $cron_item['month'] = "*"; $cron_item['wday'] = "*"; $cron_item['who'] = "root"; $cron_item['command'] = "/usr/local/pkg/swapstate_check.php"; /* Add this cron_item as a new entry at the end of the item array. */ $config['cron']['item'][] = $cron_item; $need_write = true; } if ($need_write) { parse_config(true); write_config("Adding Squid Cron Jobs"); } } else { if ($rotate_job_id >= 0) { unset($config['cron']['item'][$rotate_job_id]); $need_write = true; } if ($swapstate_job_id >= 0) { unset($config['cron']['item'][$swapstate_job_id]); $need_write = true; } if ($need_write) { parse_config(true); write_config("Removing Squid Cron Jobs"); } } configure_cron(); } function squid_check_ca_hashes() { global $config,$g; // check certificates $cert_count = 0; if (is_dir(SQUID_LOCALBASE. '/share/certs')) { if ($handle = opendir(SQUID_LOCALBASE.'/share/certs')) { while (false !== ($file = readdir($handle))) { if (preg_match ("/\d+.0/",$file)) $cert_count++; } closedir($handle); } } if ($cert_count < 10) { conf_mount_rw(); // create ca-root hashes from ca-root-nss package log_error("Creating root certificate bundle hashes from the Mozilla Project"); $cas=file(SQUID_LOCALBASE.'/share/certs/ca-root-nss.crt'); $cert=0; foreach ($cas as $ca) { if (preg_match("/--BEGIN CERTIFICATE--/",$ca)) $cert=1; if ($cert == 1) $crt.=$ca; if (preg_match("/-END CERTIFICATE-/",$ca)) { file_put_contents("/tmp/cert.pem",$crt, LOCK_EX); $cert_hash=array(); exec("/usr/bin/openssl x509 -hash -noout -in /tmp/cert.pem",$cert_hash); file_put_contents(SQUID_LOCALBASE."/share/certs/".$cert_hash[0].".0",$crt,LOCK_EX); $crt=""; $cert=0; } } } } function squid_resync_general() { global $g, $config, $valid_acls; if (is_array($config['installedpackages']['squid'])) $settings = $config['installedpackages']['squid']['config'][0]; else $settings=array(); $conf = "# This file is automatically generated by pfSense\n"; $conf .= "# Do not edit manually !\n\n"; // Check ssl interception if (($settings['ssl_proxy'] == 'on')) { squid_check_ca_hashes(); $srv_cert = lookup_ca($settings["dca"]); if ($srv_cert != false) { if (base64_decode($srv_cert['prv'])) { // check if ssl_db was initilized by squid if (!file_exists(SQUID_SSL_DB . "/serial")) { if (is_dir(SQUID_SSL_DB)) { mwexec("/bin/rm -rf " . SQUID_SSL_DB); } mwexec(SQUID_LOCALBASE."/libexec/squid/ssl_crtd -c -s " . SQUID_SSL_DB); } // force squid user permission on /var/squid/lib/ssl_db/ squid_chown_recursive(SQUID_SSL_DB, SQUID_UID, SQUID_GID); // cert, key, version, cipher,options, clientca, cafile, capath, crlfile, dhparams,sslflags, and sslcontext $crt_pk=SQUID_CONFBASE."/serverkey.pem"; $crt_capath=SQUID_LOCALBASE."/share/certs/"; file_put_contents($crt_pk,base64_decode($srv_cert['prv']).base64_decode($srv_cert['crt'])); $sslcrtd_children= ($settings['sslcrtd_children'] ? $settings['sslcrtd_children'] : 5); $ssl_interception.="ssl-bump generate-host-certificates=on dynamic_cert_mem_cache_size=".($sslcrtd_children*2)."MB cert={$crt_pk} capath={$crt_capath}\n"; $interception_checks = "sslcrtd_program ".SQUID_LOCALBASE."/libexec/squid/ssl_crtd -s " . SQUID_SSL_DB . " -M 4MB -b 2048\n"; $interception_checks .= "sslcrtd_children {$sslcrtd_children}\n"; $interception_checks .= "sslproxy_capath {$crt_capath}\n"; if (preg_match("/sslproxy_cert_error/",$settings["interception_checks"])) $interception_checks.="sslproxy_cert_error allow all\n"; if (preg_match("/sslproxy_flags/",$settings["interception_checks"])) $interception_checks.="sslproxy_flags DONT_VERIFY_PEER\n"; if ($settings["interception_adapt"] != "") { foreach (explode(",",$settings["interception_adapt"]) as $adapt) $interception_checks.="sslproxy_cert_adapt {$adapt} all\n"; } } } } $port = ($settings['proxy_port'] ? $settings['proxy_port'] : 3128); $ssl_port = ($settings['ssl_proxy_port'] ? $settings['ssl_proxy_port'] : 3127); // Read assigned interfaces $real_ifaces = array(); if ($settings['active_interface']) $proxy_ifaces = explode(",", $settings['active_interface']); else $proxy_ifaces=array("lan"); if ($settings['transparent_proxy']=="on") { $transparent_ifaces = explode(",", $settings['transparent_active_interface']); foreach ($transparent_ifaces as $t_iface) { $t_iface_ip = squid_get_real_interface_address($t_iface); if ($t_iface_ip[0]) $real_ifaces[]=$t_iface_ip; } } else { $transparent_ifaces=array(); } if ($settings['ssl_proxy']=="on") { $ssl_ifaces = explode(",", $settings['ssl_active_interface']); foreach ($ssl_ifaces as $s_iface) { $s_iface_ip = squid_get_real_interface_address($s_iface); if ($s_iface_ip[0]) $real_ifaces[]=$s_iface_ip; } } else { $ssl_ifaces=array(); } // check all proxy interfaces selected foreach ($proxy_ifaces as $iface) { $iface_ip = squid_get_real_interface_address($iface); if ($iface_ip[0]) { $real_ifaces[]=$iface_ip; if (in_array($iface,$ssl_ifaces)) $conf .= "http_port {$iface_ip[0]}:{$port} {$ssl_interception}\n"; else $conf .= "http_port {$iface_ip[0]}:{$port}\n"; } } if (($settings['transparent_proxy'] == 'on')) { if ($settings['ssl_proxy'] == "on" && count($ssl_ifaces)>0) { $conf .= "http_port 127.0.0.1:{$port} intercept {$ssl_interception}\n"; $conf .= "https_port 127.0.0.1:{$ssl_port} intercept {$ssl_interception}\n"; } else { $conf .= "http_port 127.0.0.1:{$port} intercept\n"; } } $icp_port = ($settings['icp_port'] ? $settings['icp_port'] : 0); $dns_v4_first= ($settings['dns_v4_first'] == "on" ? "on" : "off" ); $piddir="{$g['varrun_path']}/squid"; $pidfile = "{$piddir}/squid.pid"; if (!is_dir($piddir)) { @mkdir($piddir, 0755, true); squid_chown_recursive($piddir, SQUID_UID, 'wheel'); } $language = ($settings['error_language'] ? $settings['error_language'] : 'en'); $icondir = SQUID_CONFBASE . '/icons'; $hostname = ($settings['visible_hostname'] ? $settings['visible_hostname'] : 'localhost'); $email = ($settings['admin_email'] ? $settings['admin_email'] : 'admin@localhost'); $logdir = ($settings['log_dir'] ? $settings['log_dir'] : '/var/squid/logs'); if (!is_dir($logdir)) { @mkdir($logdir, 0755, true); squid_chown_recursive($logdir, SQUID_UID, SQUID_GID); } $logdir_cache = $logdir . '/cache.log'; $logdir_access = ($settings['log_enabled'] == 'on' ? $logdir . '/access.log' : '/dev/null'); $pinger_helper = ($settings['disable_pinger']) =='on' ? 'off' : 'on'; $pinger_program=SQUID_LOCALBASE."/libexec/squid/pinger"; $squid_uid = SQUID_UID; $squid_gid = SQUID_GID; $conf .= <<< EOD icp_port {$icp_port} dns_v4_first {$dns_v4_first} pid_filename {$pidfile} cache_effective_user {$squid_uid} cache_effective_group {$squid_gid} error_default_language {$language} icon_directory {$icondir} visible_hostname {$hostname} cache_mgr {$email} access_log {$logdir_access} cache_log {$logdir_cache} cache_store_log none netdb_filename {$logdir}/netdb.state pinger_enable {$pinger_helper} pinger_program {$pinger_program} {$interception_checks} EOD; // Per squid docs, setting logfile_rotate to 0 is safe and causes a simple close/reopen. $rotate = empty($settings['log_rotate']) ? 0 : $settings['log_rotate']; $conf .= "logfile_rotate {$rotate}\n"; $conf .= "debug_options rotate={$rotate}\n"; squid_install_cron(true); $conf .= <<< EOD shutdown_lifetime 3 seconds EOD; if ($settings['allow_interface'] == 'on') { $src = ''; foreach ($real_ifaces as $iface) { list($ip, $mask) = $iface; $ip = long2ip(ip2long($ip) & ip2long($mask)); $mask = 32-log((ip2long($mask) ^ ip2long('255.255.255.255'))+1,2); if (!preg_match("@$ip/$mask@",$src)) $src .= " $ip/$mask"; } $conf .= "# Allow local network(s) on interface(s)\n"; $conf .= "acl localnet src $src\n"; $valid_acls[] = 'localnet'; } if ($settings['xforward_mode']) $conf .= "forwarded_for {$settings['xforward_mode']}\n"; else $conf .= "forwarded_for on\n"; //only used for first run if ($settings['disable_via']) $conf .= "via off\n"; if ($settings['disable_squidversion']) $conf .= "httpd_suppress_version_string on\n"; if (!empty($settings['uri_whitespace'])) $conf .= "uri_whitespace {$settings['uri_whitespace']}\n"; else $conf .= "uri_whitespace strip\n"; //only used for first run if (!empty($settings['dns_nameservers'])) { $altdns = explode(";", ($settings['dns_nameservers'])); $conf .= "dns_nameservers "; foreach ($altdns as $dnssrv) { $conf .= $dnssrv." "; } } return $conf; } function squid_resync_cache() { global $config, $g; if (is_array($config['installedpackages']['squidcache'])) $settings = $config['installedpackages']['squidcache']['config'][0]; else $settings = array(); //apply cache settings $cachedir =($settings['harddisk_cache_location'] ? $settings['harddisk_cache_location'] : '/var/squid/cache'); $disk_cache_size = ($settings['harddisk_cache_size'] ? $settings['harddisk_cache_size'] : 100); $level1 = ($settings['level1_subdirs'] ? $settings['level1_subdirs'] : 16); $memory_cache_size = ($settings['memory_cache_size'] ? $settings['memory_cache_size'] : 8); $max_objsize = ($settings['maximum_object_size'] ? $settings['maximum_object_size']." KB" : "10 KB"); $min_objsize = ($settings['minimum_object_size'] ? $settings['minimum_object_size'] : 0); $max_objsize_in_mem = ($settings['maximum_objsize_in_mem'] ? $settings['maximum_objsize_in_mem'] : 32); $cache_policy = ($settings['cache_replacement_policy'] ? $settings['cache_replacement_policy'] : 'heap LFUDA'); $memory_policy = ($settings['memory_replacement_policy'] ? $settings['memory_replacement_policy'] : 'heap GDSF'); $offline_mode = ($settings['enable_offline'] == 'on' ? 'on' : 'off'); $conf = ''; if (!isset($settings['harddisk_cache_system'])) { if ($g['platform'] == "nanobsd" || !is_array ($config['installedpackages']['squidcache']['config'])) { $disk_cache_system = 'null'; } else { $disk_cache_system = 'ufs'; } } else { $disk_cache_system = $settings['harddisk_cache_system']; } // 'null' storage type dropped. In-memory cache is always present. Remove all cache_dir options to prevent on-disk caching. if ($disk_cache_system != "null") { $disk_cache_opts = "cache_dir {$disk_cache_system} {$cachedir} {$disk_cache_size} {$level1} 256"; } //check dynamic content if (empty($settings['cache_dynamic_content'])) { $conf.='acl dynamic urlpath_regex cgi-bin \?'."\n"; $conf.="cache deny dynamic\n"; } else if (preg_match('/youtube/',$settings['refresh_patterns'])) { $conf.=<<< EOC # Break HTTP standard for flash videos. Keep them in cache even if asked not to. refresh_pattern -i \.flv$ 10080 90% 999999 ignore-no-cache override-expire ignore-private # Let the clients favorite video site through with full caching acl youtube dstdomain .youtube.com cache allow youtube EOC; } if (preg_match('/windows/',$settings['refresh_patterns'])) { $conf.=<<< EOC # Windows Update refresh_pattern range_offset_limit -1 refresh_pattern -i microsoft.com/.*\.(cab|exe|ms[i|u|f]|asf|wm[v|a]|dat|zip) 4320 80% 43200 reload-into-ims refresh_pattern -i windowsupdate.com/.*\.(cab|exe|ms[i|u|f]|asf|wm[v|a]|dat|zip) 4320 80% 43200 reload-into-ims refresh_pattern -i windows.com/.*\.(cab|exe|ms[i|u|f]|asf|wm[v|a]|dat|zip) 4320 80% 43200 reload-into-ims EOC; } if (preg_match('/symantec/',$settings['refresh_patterns'])) { $conf.=<<< EOC # Symantec refresh_pattern range_offset_limit -1 refresh_pattern liveupdate.symantecliveupdate.com/.*\.(cab|exe|dll|msi) 10080 100% 43200 reload-into-ims refresh_pattern symantecliveupdate.com/.*\.(cab|exe|dll|msi) 10080 100% 43200 reload-into-ims EOC; } if (preg_match('/avast/',$settings['refresh_patterns'])) { $conf.=<<< EOC # Avast refresh_pattern range_offset_limit -1 refresh_pattern avast.com/.*\.(vpu|cab|stamp|exe) 10080 100% 43200 reload-into-ims EOC; } if (preg_match('/avira/',$settings['refresh_patterns'])) { $conf.=<<< EOC # Avira refresh_pattern range_offset_limit -1 refresh_pattern personal.avira-update.com/.*\.(cab|exe|dll|msi|gz) 10080 100% 43200 reload-into-ims EOC; } $refresh_conf=<<< EOC # Add any of your own refresh_pattern entries above these. refresh_pattern ^ftp: 1440 20% 10080 refresh_pattern ^gopher: 1440 0% 1440 refresh_pattern -i (/cgi-bin/|\?) 0 0% 0 refresh_pattern . 0 20% 4320 EOC; if ($settings['custom_refresh_patterns'] !="") $conf .= sq_text_area_decode($settings['custom_refresh_patterns'])."\n"; $conf .= <<< EOD cache_mem $memory_cache_size MB maximum_object_size_in_memory {$max_objsize_in_mem} KB memory_replacement_policy {$memory_policy} cache_replacement_policy {$cache_policy} $disk_cache_opts minimum_object_size {$min_objsize} KB maximum_object_size {$max_objsize} offline_mode {$offline_mode} EOD; if (!empty($settings['cache_swap_low'])) $conf .= "cache_swap_low {$settings['cache_swap_low']}\n"; if (!empty($settings['cache_swap_high'])) $conf .= "cache_swap_high {$settings['cache_swap_high']}\n"; $donotcache = sq_text_area_decode($settings['donotcache']); if (!empty($donotcache)) { file_put_contents(SQUID_ACLDIR . '/donotcache.acl', $donotcache); $conf .= 'acl donotcache dstdomain "' . SQUID_ACLDIR . "/donotcache.acl\"\n"; $conf .= "cache deny donotcache\n"; } elseif (file_exists(SQUID_ACLDIR . '/donotcache.acl')) { unlink(SQUID_ACLDIR . '/donotcache.acl'); } $conf .= "cache allow all\n"; return $conf.$refresh_conf; } function squid_resync_upstream() { global $config; if (!is_array($config['installedpackages']['squidremote']['config'])) $config['installedpackages']['squidremote']['config'] = array(); $conf = "\n#Remote proxies\n"; foreach ($config['installedpackages']['squidremote']['config'] as $settings) { if ($settings['enable'] == 'on') { $conf .= "cache_peer {$settings['proxyaddr']} {$settings['hierarchy']} {$settings['proxyport']} "; if ($settings['icpport'] == '7') $conf .= "{$settings['icpport']} {$settings['icpoptions']} {$settings['peermethod']} {$settings['allowmiss']} "; else $conf .= "{$settings['icpport']} "; // auth settings if (!empty($settings['username']) && !empty($settings['password'])) { $conf .= " login={$settings['username']}:{$settings['password']}"; } else { $conf .= "{$settings['authoption']} "; } // other options settings if (!empty($settings['weight'])) $conf .= "weight={$settings['weight']} "; if (!empty($settings['basetime'])) $conf .= "basetime={$settings['basetime']} "; if (!empty($settings['ttl'])) $conf .= "ttl={$settings['ttl']} "; if (!empty($settings['nodelay'])) $conf .= "no-delay"; } $conf .= "\n"; } return $conf; } function squid_resync_redirector() { global $config; // XXX: What port provide squirm binary? It's not present $httpav_enabled = ($config['installedpackages']['clamav']['config'][0]['scan_http'] == 'on'); if ($httpav_enabled) { $conf = "url_rewrite_program /usr/local/bin/squirm\n"; } else { $conf = "# No redirector configured\n"; } return $conf; } function squid_resync_nac() { global $config, $valid_acls; $port = ($settings['proxy_port'] ? $settings['proxy_port'] : 3128); if (is_array($config['installedpackages']['squidnac'])) $settings = $config['installedpackages']['squidnac']['config'][0]; else $settings = array(); $webgui_port = $config['system']['webgui']['port']; $addtl_ports = $settings['addtl_ports']; $addtl_sslports = $settings['addtl_sslports']; $port = ($settings['proxy_port'] ? $settings['proxy_port'] : 3128); $ssl_port = ($settings['ssl_proxy_port'] ? $settings['ssl_proxy_port'] : 3127); $conf = <<< EOD # Setup some default acls # From 3.2 further configuration cleanups have been done to make things easier and safer. The manager, localhost, and to_localhost ACL definitions are now built-in. # acl localhost src 127.0.0.1/32 acl allsrc src all acl safeports port 21 70 80 210 280 443 488 563 591 631 777 901 $webgui_port $port $ssl_port 1025-65535 $addtl_ports acl sslports port 443 563 $webgui_port $addtl_sslports # From 3.2 further configuration cleanups have been done to make things easier and safer. The manager, localhost, and to_localhost ACL definitions are now built-in. #acl manager proto cache_object acl purge method PURGE acl connect method CONNECT # Define protocols used for redirects acl HTTP proto HTTP acl HTTPS proto HTTPS EOD; $allowed_subnets = preg_replace("/\s+/"," ",sq_text_area_decode($settings['allowed_subnets'])); if (!empty($allowed_subnets)) { $conf .= "acl allowed_subnets src $allowed_subnets\n"; $valid_acls[] = 'allowed_subnets'; } $options = array( 'unrestricted_hosts' => 'src', 'banned_hosts' => 'src', 'whitelist' => 'dstdom_regex -i', 'blacklist' => 'dstdom_regex -i', 'block_user_agent' => 'browser -i', 'block_reply_mime_type' => 'rep_mime_type -i', ); foreach ($options as $option => $directive) { $contents = sq_text_area_decode($settings[$option]); if (!empty($contents)) { file_put_contents(SQUID_ACLDIR . "/$option.acl", $contents); $conf .= "acl $option $directive \"" . SQUID_ACLDIR . "/$option.acl\"\n"; $valid_acls[] = $option; } elseif (file_exists(SQUID_ACLDIR . "/$option.acl")) { unlink(SQUID_ACLDIR . "/$option.acl"); } } $conf .= <<< EOD http_access allow manager localhost EOD; if (is_array($config['installedpackages']['squidcache'])) { $settings_ch = $config['installedpackages']['squidcache']['config'][0]; if (!empty($settings_ch['ext_cachemanager'])) { $extmgr = explode(";", ($settings_ch['ext_cachemanager'])); $conf .= "\n# Allow external cache managers\n"; foreach ($extmgr as $mgr) { $conf .= "acl ext_manager src {$mgr}\n"; } $conf .= "http_access allow manager ext_manager\n"; } } $conf .= <<< EOD http_access deny manager http_access allow purge localhost http_access deny purge http_access deny !safeports http_access deny CONNECT !sslports # Always allow localhost connections # From 3.2 further configuration cleanups have been done to make things easier and safer. # The manager, localhost, and to_localhost ACL definitions are now built-in. # http_access allow localhost EOD; return $conf; } function squid_resync_antivirus() { global $config; if (is_array($config['installedpackages']['squidantivirus'])) $antivirus_config = $config['installedpackages']['squidantivirus']['config'][0]; else $antivirus_config = array(); if ($antivirus_config['enable']=="on") { switch ($antivirus_config['client_info']) { case "both": $icap_send_client_ip="on"; $icap_send_client_username="on"; break; case "IP": $icap_send_client_ip="on"; $icap_send_client_username="off"; break; case "username": $icap_send_client_ip="off"; $icap_send_client_username="on"; break; case "none": $icap_send_client_ip="off"; $icap_send_client_username="off"; break; } if (is_array($config['installedpackages']['squid'])) $squid_config=$config['installedpackages']['squid']['config'][0]; $conf = <<< EOF icap_enable on icap_send_client_ip {$icap_send_client_ip} icap_send_client_username {$icap_send_client_username} icap_client_username_encode off icap_client_username_header X-Authenticated-User icap_preview_enable on icap_preview_size 1024 icap_service service_avi_req reqmod_precache icap://[::1]:1344/squid_clamav bypass=off adaptation_access service_avi_req allow all icap_service service_avi_resp respmod_precache icap://[::1]:1344/squid_clamav bypass=on adaptation_access service_avi_resp allow all EOF; // check if icap is enabled on rc.conf.local if (file_exists("/etc/rc.conf.local")) { $rc_old_file=file("/etc/rc.conf.local"); foreach ($rc_old_file as $rc_line) { if (preg_match("/^(c_icap_enable|clamav_clamd_enable)/",$rc_line,$matches)) { $rc_file.=$matches[1].'="YES"'."\n"; ${$matches[1]}="ok"; } else $rc_file.=$rc_line; } } if (!isset($c_icap_enable)) $rc_file.='c_icap_enable="YES"'."\n"; if (!isset($clamav_clamd_enable)) $rc_file.='clamav_clamd_enable="YES"'."\n"; file_put_contents("/etc/rc.conf.local",$rc_file,LOCK_EX); squid_check_clamav_user('clamav'); // patch sample files to pfsense dirs // squidclamav.conf if (!file_exists(SQUID_LOCALBASE."/etc/c-icap/squidclamav.conf.sample")) { if (file_exists(SQUID_LOCALBASE."/etc/c-icap/squidclamav.conf.default")) { $sample_file=file_get_contents(SQUID_LOCALBASE."/etc/c-icap/squidclamav.conf.default"); $clamav_m[0]="@/var/run/clamav/clamd.ctl@"; $clamav_m[1]="@cgi-bin/clwarn.cgi@"; $clamav_r[0]="/var/run/clamav/clamd.sock"; $clamav_r[1]="squid_clwarn.php"; file_put_contents(SQUID_LOCALBASE."/etc/c-icap/squidclamav.conf.sample",preg_replace($clamav_m,$clamav_r,$sample_file),LOCK_EX); } } // c-icap.conf if (!file_exists(SQUID_LOCALBASE."/etc/c-icap/c-icap.conf.sample")) { if (file_exists(SQUID_LOCALBASE."/etc/c-icap/c-icap.conf.default")) { $sample_file=file_get_contents(SQUID_LOCALBASE."/etc/c-icap/c-icap.conf.default"); if (!preg_match("/squid_clamav/",$sample_file)) $sample_file.="\nService squid_clamav squidclamav.so\n"; $cicap_m[0]="@Manager:Apassword\S+@"; $cicap_r[0]=""; file_put_contents(SQUID_LOCALBASE."/etc/c-icap/c-icap.conf.sample",preg_replace($cicap_m,$cicap_r,$sample_file),LOCK_EX); } } //check squidclamav files until pbis are gone(https://redmine.pfsense.org/issues/4197) $ln_icap= array('bin/c-icap','bin/c-icap-client','c-icap-config','c-icap-libicapapi-config','c-icap-stretch','lib/c_icap','share/c_icap','etc/c-icap'); foreach ($ln_icap as $ln) { if (!file_exists("/usr/local/{$ln}") && file_exists(SQUID_LOCALBASE."/{$ln}")) symlink(SQUID_LOCALBASE."/{$ln}","/usr/local/{$ln}"); } if (!file_exists("/usr/local/lib/libicapapi.so.3") && file_exists(SQUID_LOCALBASE."/lib/libicapapi.so.3.0.5")) symlink(SQUID_LOCALBASE."/lib/libicapapi.so.3.0.5","/usr/local/lib/libicapapi.so.3"); $loadsample=0; if ($antivirus_config['squidclamav'] =="" && file_exists(SQUID_LOCALBASE."/etc/c-icap/squidclamav.conf.sample")) { $config['installedpackages']['squidantivirus']['config'][0]['squidclamav']=base64_encode(str_replace( "\r", "",file_get_contents(SQUID_LOCALBASE."/etc/c-icap/squidclamav.conf.sample"))); $loadsample++; } if ($antivirus_config['c-icap_conf'] =="" && file_exists(SQUID_LOCALBASE."/etc/c-icap/c-icap.conf.sample")) { $config['installedpackages']['squidantivirus']['config'][0]['c-icap_conf']=base64_encode(str_replace( "\r", "",file_get_contents(SQUID_LOCALBASE."/etc/c-icap/c-icap.conf.sample"))); $loadsample++; } if ($antivirus_config['c-icap_magic'] =="" && file_exists(SQUID_LOCALBASE."/etc/c-icap/c-icap.magic.sample")) { $config['installedpackages']['squidantivirus']['config'][0]['c-icap_magic']=base64_encode(str_replace( "\r", "",file_get_contents(SQUID_LOCALBASE."/etc/c-icap/c-icap.magic.sample"))); $loadsample++; } if ($loadsample > 0) { write_config(); $antivirus_config = $config['installedpackages']['squidantivirus']['config'][0]; } // check dirs $dirs = array( "/var/run/c-icap" => "clamav", "/var/log/c-icap" => "clamav", "/var/log/clamav" => "clamav", "/var/run/clamav" => "clamav", "/var/db/clamav" => "clamav" ); foreach ($dirs as $dir_path => $dir_user) { if (!is_dir($dir_path)) @mkdir($dir_path, 0755, true); squid_chown_recursive($dir_path, $dir_user, "wheel"); } // Check clamav database if (count(glob("/var/db/clamav/*d"))==0) { log_error("Squid - Missing /var/db/clamav/*.cvd or *.cld files. Running freshclam on background."); mwexec_bg(SQUID_BASE."/bin/freshclam"); } $rcd_files = scandir(SQUID_LOCALBASE."/etc/rc.d"); foreach ($rcd_files as $rcd_file) if (!file_exists("/usr/local/etc/rc.d/{$rcd_file}")) symlink (SQUID_LOCALBASE."/etc/rc.d/{$rcd_file}","/usr/local/etc/rc.d/{$rcd_file}"); // write advanced icap config files file_put_contents(SQUID_LOCALBASE."/etc/c-icap/squidclamav.conf",base64_decode($antivirus_config['squidclamav']),LOCK_EX); file_put_contents(SQUID_LOCALBASE."/etc/c-icap/c-icap.conf",base64_decode($antivirus_config['c-icap_conf']),LOCK_EX); file_put_contents(SQUID_LOCALBASE."/etc/c-icap/c-icap.magic",base64_decode($antivirus_config['c-icap_magic']),LOCK_EX); // check antivirus daemons // check icap if (is_process_running("c-icap")) { mwexec_bg('/bin/echo -n "reconfigure" > /var/run/c-icap/c-icap.ctl'); } else { // check c-icap user on startup file $c_icap_rcfile="/usr/local/etc/rc.d/c-icap"; if (file_exists($c_icap_rcfile)) { $sample_file=file_get_contents($c_icap_rcfile); $cicapm[0]="@c_icap_user=.*}@"; $cicapr[0]='c_icap_user="clamav"}'; $cicapm[1]="@/usr/local@"; $cicapr[1]=SQUID_LOCALBASE; file_put_contents($c_icap_rcfile,preg_replace($cicapm,$cicapr,$sample_file),LOCK_EX); } mwexec_bg("/usr/local/etc/rc.d/c-icap start"); } // check clamav/freshclam $rc_files=array("clamav-freshclam","clamav-clamd"); $clamm[0]="@/usr/local/(bin|sbin)@"; $clamm[1]="@/local/(bin|sbin)@"; $clamm[2]="@/usr/local/etc@"; $clamm[3]="@enable:=NO@"; $clamr[0]=SQUID_BASE."/bin"; $clamr[1]="/bin"; $clamr[2]=SQUID_LOCALBASE."/etc"; $clamr[3]="enable:=YES"; foreach ($rc_files as $rc_file) { $clamav_rcfile="/usr/local/etc/rc.d/{$rc_file}"; if (file_exists($clamav_rcfile)) { $sample_file=file_get_contents($clamav_rcfile); file_put_contents($clamav_rcfile,preg_replace($clamm,$clamr,$sample_file),LOCK_EX); } } if (is_process_running("clamd")) mwexec_bg("/usr/local/etc/rc.d/clamav-clamd reload"); else mwexec_bg("/usr/local/etc/rc.d/clamav-clamd start"); } return $conf; } function squid_resync_traffic() { global $config, $valid_acls; if (!is_array($valid_acls)) return; if (is_array($config['installedpackages']['squidtraffic'])) $settings = $config['installedpackages']['squidtraffic']['config'][0]; else $settings = array(); $conf = ''; if (!empty($settings['quick_abort_min']) || ($settings['quick_abort_min']) == "0") $conf .= "quick_abort_min {$settings['quick_abort_min']} KB\n"; if (!empty($settings['quick_abort_max']) || ($settings['quick_abort_max']) == "0") $conf .= "quick_abort_max {$settings['quick_abort_max']} KB\n"; if (!empty($settings['quick_abort_pct'])) $conf .= "quick_abort_pct {$settings['quick_abort_pct']}\n"; $up_limit = ($settings['max_upload_size'] ? $settings['max_upload_size'] : 0); $down_limit = ($settings['max_download_size'] ? $settings['max_download_size'] : 0); $conf .= "request_body_max_size $up_limit KB\n"; if ($down_limit != 0) $conf .= 'reply_body_max_size ' . $down_limit . " KB allsrc \n"; // Only apply throttling past 10MB // XXX: Should this really be hardcoded? $threshold = 10 * 1024 * 1024; $overall = $settings['overall_throttling']; if (!isset($overall) || ($overall == 0)) $overall = -1; else $overall *= 1024; $perhost = $settings['perhost_throttling']; if (!isset($perhost) || ($perhost == 0)) $perhost = -1; else $perhost *= 1024; $conf .= <<< EOD delay_pools 1 delay_class 1 2 delay_parameters 1 $overall/$overall $perhost/$perhost delay_initial_bucket_level 100 EOD; if (!empty($settings['unrestricted_hosts'])) { foreach (array('unrestricted_hosts') as $item) { if (in_array($item, $valid_acls)) { $conf .= "# Do not throttle unrestricted hosts\n"; $conf .= "delay_access 1 deny $item\n"; } } } if ($settings['throttle_specific'] == 'on') { $exts = array(); $binaries = 'bin,cab,sea,ar,arj,tar,tgz,gz,tbz,bz2,zip,7z,exe,com'; $cdimages = 'iso,bin,mds,nrg,gho,bwt,b5t,pqi'; $multimedia = 'aiff?,asf,avi,divx,mov,mp3,mp4,wmv,mpe?g,qt,ra?m'; foreach (array( 'throttle_binaries' => $binaries, 'throttle_cdimages' => $cdimages, 'throttle_multimedia' => $multimedia) as $field => $set) { if ($settings[$field] == 'on') $exts = array_merge($exts, explode(",", $set)); } foreach (explode(",", $settings['throttle_others']) as $ext) { if (!empty($ext)) $exts[] = $ext; } $contents = ''; foreach ($exts as $ext) $contents .= "\.$ext\$\n"; file_put_contents(SQUID_ACLDIR . '/throttle_exts.acl', $contents); $conf .= "# Throttle extensions matched in the url\n"; $conf .= "acl throttle_exts urlpath_regex -i \"" . SQUID_ACLDIR . "/throttle_exts.acl\"\n"; $conf .= "delay_access 1 allow throttle_exts\n"; $conf .= "delay_access 1 deny allsrc\n"; } else { $conf .= "delay_access 1 allow allsrc\n"; } return $conf; } function squid_get_server_certs() { global $config; $cert_arr = array(); $cert_arr[] = array('refid' => 'none', 'descr' => 'none'); foreach ($config['cert'] as $cert) { $cert_arr[] = array('refid' => $cert['refid'], 'descr' => $cert['descr']); } return $cert_arr; } // squid reverse include('/usr/local/pkg/squid_reverse.inc'); function squid_resync_auth() { global $config, $valid_acls; $write_config=0; if (!is_array($config['installedpackages']['squidauth']['config'])) { $config['installedpackages']['squidauth']['config'][]=array('auth_method'=> "none"); $write_config++; } $settings = $config['installedpackages']['squidauth']['config'][0]; if (is_array($config['installedpackages']['squidnac']['config'])) $settingsnac = $config['installedpackages']['squidnac']['config'][0]; else $settingsnac = array(); if (is_array($config['installedpackages']['squid']['config'])) $settingsconfig = $config['installedpackages']['squid']['config'][0]; else $settingsconfig = array(); if ($write_config > 0) write_config(); $conf = ''; // SSL interception acl options part 1 if ($settingsconfig['ssl_proxy'] == "on" && ! empty($settingsnac['whitelist'])) { $conf .= "always_direct allow whitelist\n"; $conf .= "ssl_bump none whitelist\n"; } // Package integration if (!empty($settingsconfig['custom_options'])) { $co_preg[0]='/;/'; $co_rep[0]="\n"; $co_preg[1]="/redirect_program/"; $co_rep[1]="url_rewrite_program"; $co_preg[2]="/redirector_bypass/"; $co_rep[2]="url_rewrite_bypass"; $conf.="# Package Integration\n".preg_replace($co_preg,$co_rep,$settingsconfig['custom_options'])."\n\n"; } // Custom User Options before authentication acls $conf .= "# Custom options before auth\n".sq_text_area_decode($settingsconfig['custom_options_squid3'])."\n\n"; // Deny the banned guys before allowing the good guys if (!empty($settingsnac['banned_hosts'])) { if (squid_is_valid_acl('banned_hosts')) { $conf .= "# These hosts are banned\n"; $conf .= "http_access deny banned_hosts\n"; } } if (!empty($settingsnac['banned_macs'])) { if (squid_is_valid_acl('banned_macs')) { $conf .= "# These macs are banned\n"; $conf .= "http_access deny banned_macs\n"; } } // Unrestricted hosts take precedence over blacklist if (!empty($settingsnac['unrestricted_hosts'])) { if (squid_is_valid_acl('unrestricted_hosts') && $settings['unrestricted_auth']!= "on") { $conf .= "# These hosts do not have any restrictions\n"; $conf .= "http_access allow unrestricted_hosts\n"; } } if (!empty($settingsnac['unrestricted_macs'])) { if (squid_is_valid_acl('unrestricted_macs')) { $conf .= "# These hosts do not have any restrictions\n"; $conf .= "http_access allow unrestricted_macs\n"; } } // Whitelist and blacklist also take precedence over other allow rules if (!empty($settingsnac['whitelist'])) { if (squid_is_valid_acl('whitelist')) { $conf .= "# Always allow access to whitelist domains\n"; $conf .= "http_access allow whitelist\n"; } } if (!empty($settingsnac['blacklist'])) { if (squid_is_valid_acl('blacklist')) { $conf .= "# Block access to blacklist domains\n"; $conf .= "http_access deny blacklist\n"; } } if (!empty($settingsnac['block_user_agent'])) { if (squid_is_valid_acl('block_user_agent')) { $conf .= "# Block access with user agents and browsers\n"; $conf .= "http_access deny block_user_agent\n"; } } if (!empty($settingsnac['block_reply_mime_type'])) { if (squid_is_valid_acl('block_reply_mime_type')) { $conf .= "# Block access with mime type in the reply\n"; $conf .= "http_reply_access deny block_reply_mime_type\n"; } } // Include squidguard denied acl log in squid if ($settingsconfig['log_sqd']) $conf .= "acl sglog url_regex -i sgr=ACCESSDENIED\n"; $transparent_proxy = ($settingsconfig['transparent_proxy'] == 'on'); if ($transparent_proxy) { if (preg_match ("/(none|cp)/",$settings['auth_method'])) $auth_method=$settings['auth_method']; else $auth_method="none"; } else { $auth_method=$settings['auth_method']; } // Allow the remaining ACLs if no authentication is set if ($auth_method == 'none' || $auth_method == 'cp') { // Include squidguard denied acl log in squid if ($settingsconfig['log_sqd']) $conf .="http_access deny sglog\n"; } if ($auth_method == 'none' ) { // SSL interception acl options part 2 without authentication if ($settingsconfig['ssl_proxy'] == "on") { $conf .= "always_direct allow all\n"; $conf .= "ssl_bump server-first all\n"; } $conf .="# Setup allowed acls\n"; $allowed = array('allowed_subnets'); if ($settingsconfig['allow_interface'] == 'on') { $conf .= "# Allow local network(s) on interface(s)\n"; $allowed[] = "localnet"; } $allowed = array_filter($allowed, 'squid_is_valid_acl'); foreach ($allowed as $acl) $conf .= "http_access allow $acl\n"; } else { $noauth = implode(' ', explode("\n", base64_decode($settings['no_auth_hosts']))); if (!empty($noauth)) { $conf .= "acl noauth src $noauth\n"; $valid_acls[] = 'noauth'; } // Set up the external authentication programs $auth_ttl = ($settings['auth_ttl'] ? $settings['auth_ttl'] : 5); $processes = ($settings['auth_processes'] ? $settings['auth_processes'] : 5); $prompt = ($settings['auth_prompt'] ? $settings['auth_prompt'] : 'Please enter your credentials to access the proxy'); switch ($auth_method) { case 'local': $conf .= 'auth_param basic program '.SQUID_LOCALBASE.'/libexec/squid/basic_ncsa_auth ' . SQUID_PASSWD . "\n"; break; case 'ldap': $port = (isset($settings['auth_server_port']) ? ":{$settings['auth_server_port']}" : ''); $password = (isset($settings['ldap_pass']) ? "-w {$settings['ldap_pass']}" : ''); $conf .= "auth_param basic program " . SQUID_LOCALBASE . "/libexec/squid/basic_ldap_auth -v {$settings['ldap_version']} -b {$settings['ldap_basedomain']} -D {$settings['ldap_user']} $password -f \"{$settings['ldap_filter']}\" -u {$settings['ldap_userattribute']} -P {$settings['auth_server']}$port\n"; break; case 'radius': $port = (isset($settings['auth_server_port']) ? "-p {$settings['auth_server_port']}" : ''); $conf .= "auth_param basic program ". SQUID_LOCALBASE . "/libexec/squid/basic_radius_auth -w {$settings['radius_secret']} -h {$settings['auth_server']} $port\n"; break; case 'cp': $conf .= "external_acl_type check_cp children-startup={$processes} ttl={$auth_ttl} %SRC ". SQUID_BASE . "/bin/check_ip.php\n"; $conf .= "acl password external check_cp\n"; break; case 'msnt': $conf .= "auth_param basic program ". SQUID_LOCALBASE . "/libexec/squid/basic_msnt_auth\n"; squid_resync_msnt(); break; } if ($auth_method != 'cp') { $conf .= <<< EOD auth_param basic children $processes auth_param basic realm $prompt auth_param basic credentialsttl $auth_ttl minutes acl password proxy_auth REQUIRED EOD; } // Custom User Options after authentication definition $conf .= "# Custom options after auth\n".sq_text_area_decode($settingsconfig['custom_options2_squid3'])."\n\n"; // SSL interception acl options part 2 if ($settingsconfig['ssl_proxy'] == "on") { $conf .= "always_direct allow all\n"; $conf .= "ssl_bump server-first all\n"; } // Onto the ACLs $password = array('localnet', 'allowed_subnets'); $passwordless = array('unrestricted_hosts'); if ($settings['unrestricted_auth'] == 'on') { // Even the unrestricted hosts should authenticate $password = array_merge($password, $passwordless); $passwordless = array(); } $passwordless[] = 'noauth'; $password = array_filter($password, 'squid_is_valid_acl'); $passwordless = array_filter($passwordless, 'squid_is_valid_acl'); // Allow the ACLs that don't need to authenticate foreach ($passwordless as $acl) $conf .= "http_access allow $acl\n"; // Include squidguard denied acl log in squid if ($settingsconfig['log_sqd']) $conf .="http_access deny password sglog\n"; // Allow the other ACLs as long as they authenticate foreach ($password as $acl) $conf .= "http_access allow password $acl\n"; } $conf .= "# Default block all to be sure\n"; $conf .= "http_access deny allsrc\n"; return $conf; } function squid_resync_users() { global $config; $users = $config['installedpackages']['squidusers']['config']; $contents = ''; if (is_array($users)) { foreach ($users as $user) $contents .= $user['username'] . ':' . crypt($user['password'], base64_encode($user['password'])) . "\n"; } file_put_contents(SQUID_PASSWD, $contents); chown(SQUID_PASSWD, SQUID_UID); chmod(SQUID_PASSWD, 0600); } function squid_resync_msnt() { global $config; if (is_array($config['installedpackages']['squidauth'])) $settings = $config['installedpackages']['squidauth']['config'][0]; else $settings = array(); $pdcserver = $settings['auth_server']; $bdcserver = str_replace(',',' ',$settings['msnt_secondary']); $ntdomain = $settings['auth_ntdomain']; file_put_contents(SQUID_CONFBASE."/msntauth.conf","server {$pdcserver} {$bdcserver} {$ntdomain}"); chown(SQUID_CONFBASE."/msntauth.conf", SQUID_UID); chmod(SQUID_CONFBASE."/msntauth.conf", 0600); } function squid_resync($via_rpc="no") { global $config; // detect boot process if (is_array($_POST)) { if (preg_match("/\w+/",$_POST['__csrf_magic'])) unset($boot_process); else $boot_process="on"; } log_error("[Squid] - Squid_resync function call pr:".is_process_running('squid')." bp:".isset($boot_process)." rpc:".$via_rpc); if (is_process_running('squid') && isset($boot_process) && $via_rpc=="no") return; conf_mount_rw(); foreach (array( SQUID_CONFBASE, SQUID_ACLDIR, SQUID_SSL_DB ) as $dir) { @mkdir($dir, 0755, true); squid_chown_recursive($dir, SQUID_UID, SQUID_GID); } $conf = squid_resync_general() . "\n"; $conf .= squid_resync_cache() . "\n"; $conf .= squid_resync_redirector() . "\n"; $conf .= squid_resync_upstream() . "\n"; $conf .= squid_resync_nac() . "\n"; $conf .= squid_resync_traffic() . "\n"; $conf .= squid_resync_reverse() . "\n"; $conf .= squid_resync_auth()."\n"; $conf .= squid_resync_antivirus(); squid_resync_users(); squid_write_rcfile(); if (!isset($boot_process) || $via_rpc="yes") squid_sync_on_changes(); // write config file file_put_contents(SQUID_CONFFILE, $conf); /* make sure pinger is executable */ // XXX: Is it really necessary? Who could change its permission? if (file_exists(SQUID_LOCALBASE . "/libexec/squid/pinger")) exec("chmod a+x " . SQUID_LOCALBASE . "/libexec/squid/pinger"); $log_dir=""; // check if squid is enabled if (is_array($config['installedpackages']['squid']['config'])) { if ($config['installedpackages']['squid']['config'][0]['active_interface']!= "") $log_dir = $config['installedpackages']['squid']['config'][0]['log_dir'].'/'; } // check if squidreverse is enabled else if (is_array($config['installedpackages']['squidreversegeneral']['config'])) { if ($config['installedpackages']['squidreversegeneral']['config'][0]['reverse_interface'] != "") $log_dir="/var/squid/logs/"; } // do not start squid if there is no log dir if ($log_dir != "") { if (!is_dir($log_dir)) { log_error("Creating squid log dir $log_dir"); @mkdir($log_dir, 0755, true); squid_chown_recursive($log_dir, SQUID_UID, SQUID_GID); } squid_dash_z(); if (!is_service_running('squid')) { log_error("Starting Squid"); mwexec(SQUID_BASE . "/sbin/squid -f " . SQUID_CONFFILE); } else if (!isset($boot_process)) { log_error("Reloading Squid for configuration sync"); mwexec(SQUID_BASE . "/sbin/squid -k reconfigure -f " . SQUID_CONFFILE); } // Sleep for a couple seconds to give squid a chance to fire up fully. for ($i=0; $i < 10; $i++) { if (!is_service_running('squid')) sleep(1); } filter_configure(); } conf_mount_ro(); } function squid_print_javascript_auth() { global $config; $transparent_proxy = ($config['installedpackages']['squid']['config'][0]['transparent_proxy'] == 'on'); // No authentication for transparent proxy if ($transparent_proxy and preg_match("/(local|ldap|radius|msnt|ntlm)/",$config['installedpackages']['squidauth']['config'][0]['auth_method'])) { $javascript = <<< EOD EOD; } else { $javascript = <<< EOD EOD; } print($javascript); } function squid_print_javascript_auth2() { print("\n"); } function squid_generate_rules($type) { global $config; $squid_conf = $config['installedpackages']['squid']['config'][0]; //check captive portal option $cp_file='/etc/inc/captiveportal.inc'; $pfsense_version=preg_replace("/\s/","",file_get_contents("/etc/version")); $port = ($settings['proxy_port'] ? $settings['proxy_port'] : 3128); $cp_inc = file($cp_file); $new_cp_inc=""; $found_rule=0; foreach ($cp_inc as $line) { $new_line=$line; //remove applied squid patch if (preg_match('/skipto 65314 ip/',$line)) { $found_rule++; $new_line =""; } if (substr($pfsense_version,0,3) > 2.0) { if (preg_match('/255.255.255.255/',$line) && $squid_conf['patch_cp']) { $found_rule++; $new_line .= "\t".'$cprules .= "add {$rulenum} skipto 65314 ip from any to {$ips} '.$port.' in\n";'."\n"; $new_line .= "\t".'$cprules .= "add {$rulenum} skipto 65314 ip from {$ips} '.$port.' to any out\n";'."\n"; } } else { //add squid patch option based on current config if (preg_match('/set 1 pass ip from any to/',$line) && $squid_conf['patch_cp']) { $found_rule++; $new_line = "\t".'$cprules .= "add {$rulenum} set 1 skipto 65314 ip from any to {$ips} '.$port.' in\n";'."\n"; $new_line .= $line; } if (preg_match('/set 1 pass ip from {/',$line) && $squid_conf['patch_cp']) { $found_rule++; $new_line = "\t".'$cprules .= "add {$rulenum} set 1 skipto 65314 ip from {$ips} '.$port.' to any out\n";'."\n"; $new_line .= $line; } } $new_cp_inc .= $new_line; } if (!file_exists('/root/'.$pfsense_version.'.captiveportal.inc.backup')) { copy ($cp_file,'/root/'.$pfsense_version.'.captiveportal.inc.backup'); } if ($found_rule > 0) { file_put_contents($cp_file,$new_cp_inc, LOCK_EX); } //normal squid rule check if (($squid_conf['transparent_proxy'] != 'on') || ($squid_conf['allow_interface'] != 'on')) { return; } if (!is_service_running('squid')) { log_error("SQUID is installed but not started. Not installing \"{$type}\" rules."); return; } // Read assigned interfaces $proxy_ifaces = explode(",", $squid_conf['active_interface']); $proxy_ifaces = array_map('convert_friendly_interface_to_real_interface_name', $proxy_ifaces); if ($squid_conf['transparent_proxy']=="on") { $transparent_ifaces = explode(",", $squid_conf['transparent_active_interface']); $transparent_ifaces = array_map('convert_friendly_interface_to_real_interface_name', $transparent_ifaces); } else { $transparent_ifaces=array(); } if ($squid_conf['ssl_proxy'] == "on") { $ssl_ifaces = explode(",", $squid_conf['ssl_active_interface']); $ssl_ifaces = array_map('convert_friendly_interface_to_real_interface_name', $ssl_ifaces); } else { $ssl_ifaces=array(); } $port = ($squid_conf['proxy_port'] ? $squid_conf['proxy_port'] : 3128); $ssl_port = ($squid_conf['ssl_proxy_port'] ? $squid_conf['ssl_proxy_port'] : 3127); $fw_aliases = filter_generate_aliases(); if (strstr($fw_aliases, "pptp =")) $PPTP_ALIAS = "\$pptp"; else $PPTP_ALIAS = "\$PPTP"; if (strstr($fw_aliases, "PPPoE =")) $PPPOE_ALIAS = "\$PPPoE"; else $PPPOE_ALIAS = "\$pppoe"; // define ports based on transparent options and ssl filtering $pf_rule_port=($squid_conf['ssl_proxy'] == "on" ? "{80,443}" : "80"); switch($type) { case 'nat': $rules .= "\n# Setup Squid proxy redirect\n"; if ($squid_conf['private_subnet_proxy_off'] == 'on') { foreach ($transparent_ifaces as $iface) { $pf_transparent_rule_port=(in_array($iface,$ssl_ifaces) ? "{80,443}" : "80"); $rules .= "no rdr on $iface proto tcp from any to { 192.168.0.0/16, 172.16.0.0/12, 10.0.0.0/8 } port {$pf_transparent_rule_port}\n"; } /* Handle PPPOE case */ if (($config['pppoe']['mode'] == "server" && $config['pppoe']['localip']) || (function_exists("is_pppoe_server_enabled") && is_pppoe_server_enabled())) { $rules .= "no rdr on $PPPOE_ALIAS proto tcp from any to { 192.168.0.0/16, 172.16.0.0/12, 10.0.0.0/8 } port {$pf_rule_port}\n"; } /* Handle PPTP case */ if ($config['pptpd']['mode'] == "server" && $config['pptpd']['localip']) { $rules .= "no rdr on $PPTP_ALIAS proto tcp from any to { 192.168.0.0/16, 172.16.0.0/12, 10.0.0.0/8 } port {$pf_rule_port}\n"; } } if (!empty($squid_conf['defined_ip_proxy_off'])) { $defined_ip_proxy_off = explode(";", $squid_conf['defined_ip_proxy_off']); $exempt_ip = ""; foreach ($defined_ip_proxy_off as $ip_proxy_off) { if (!empty($ip_proxy_off)) { $ip_proxy_off = trim($ip_proxy_off); if (is_alias($ip_proxy_off)) $ip_proxy_off = '$'.$ip_proxy_off; $exempt_ip .= ", $ip_proxy_off"; } } $exempt_ip = substr($exempt_ip,2); foreach ($transparent_ifaces as $iface) { $pf_transparent_rule_port=(in_array($iface,$ssl_ifaces) ? "{80,443}" : "80"); $rules .= "no rdr on $iface proto tcp from { $exempt_ip } to any port {$pf_transparent_rule_port}\n"; } /* Handle PPPOE case */ if (($config['pppoe']['mode'] == "server" && $config['pppoe']['localip']) || (function_exists("is_pppoe_server_enabled") && is_pppoe_server_enabled())) { $rules .= "no rdr on $PPPOE_ALIAS proto tcp from { $exempt_ip } to any port {$pf_rule_port}\n"; } /* Handle PPTP case */ if ($config['pptpd']['mode'] == "server" && $config['pptpd']['localip']) { $rules .= "no rdr on $PPTP_ALIAS proto tcp from { $exempt_ip } to any port {$pf_rule_port}\n"; } } if (!empty($squid_conf['defined_ip_proxy_off_dest'])) { $defined_ip_proxy_off_dest = explode(";", $squid_conf['defined_ip_proxy_off_dest']); $exempt_dest = ""; foreach ($defined_ip_proxy_off_dest as $ip_proxy_off_dest) { if (!empty($ip_proxy_off_dest)) { $ip_proxy_off_dest = trim($ip_proxy_off_dest); if (is_alias($ip_proxy_off_dest)) $ip_proxy_off_dest = '$'.$ip_proxy_off_dest; $exempt_dest .= ", $ip_proxy_off_dest"; } } $exempt_dest = substr($exempt_dest,2); foreach ($transparent_ifaces as $iface) { $pf_transparent_rule_port=(in_array($iface,$ssl_ifaces) ? "{80,443}" : "80"); $rules .= "no rdr on $iface proto tcp from any to { $exempt_dest } port {$pf_transparent_rule_port}\n"; } /* Handle PPPOE case */ if (($config['pppoe']['mode'] == "server" && $config['pppoe']['localip']) || (function_exists("is_pppoe_server_enabled") && is_pppoe_server_enabled())) { $rules .= "no rdr on $PPPOE_ALIAS proto tcp from any to { $exempt_dest } port {$pf_rule_port}\n"; } /* Handle PPTP case */ if ($config['pptpd']['mode'] == "server" && $config['pptpd']['localip']) { $rules .= "no rdr on $PPTP_ALIAS proto tcp from any to { $exempt_dest } port {$pf_rule_port}\n"; } } foreach ($transparent_ifaces as $t_iface) { $pf_transparent_rule_port=(in_array($t_iface,$ssl_ifaces) ? "{80,443}" : "80"); $rules .= "rdr on $t_iface proto tcp from any to !($t_iface) port 80 -> 127.0.0.1 port {$port}\n"; if (in_array($t_iface,$ssl_ifaces)) $rules .= "rdr on $t_iface proto tcp from any to !($t_iface) port 443 -> 127.0.0.1 port {$ssl_port}\n"; } /* Handle PPPOE case */ if (($config['pppoe']['mode'] == "server" && $config['pppoe']['localip']) || (function_exists("is_pppoe_server_enabled") && is_pppoe_server_enabled())) { $rules .= "rdr on $PPPOE_ALIAS proto tcp from any to !127.0.0.1 port {$pf_rule_port} -> 127.0.0.1 port {$port}\n"; } /* Handle PPTP case */ if ($config['pptpd']['mode'] == "server" && $config['pptpd']['localip']) { $rules .= "rdr on $PPTP_ALIAS proto tcp from any to !127.0.0.1 port {$pf_rule_port} -> 127.0.0.1 port {$port}\n"; } $rules .= "\n"; break; case 'filter': case 'rule': foreach ($transparent_ifaces as $iface) { $pf_transparent_rule_port=(in_array($iface,$ssl_ifaces) ? "{80,443,{$port},{$ssl_port}}" : "{80,{$port}}"); $rules .= "# Setup squid pass rules for proxy\n"; $rules .= "pass in quick on $iface proto tcp from any to !($iface) port {$pf_transparent_rule_port} flags S/SA keep state\n"; // $rules .= "pass in quick on $iface proto tcp from any to !($iface) port {$port} flags S/SA keep state\n"; $rules .= "\n"; }; if ($config['pppoe']['mode'] == "server" && $config['pppoe']['localip']) { $rules .= "pass in quick on $PPPOE_ALIAS proto tcp from any to !127.0.0.1 port {$port} flags S/SA keep state\n"; } if ($config['pptpd']['mode'] == "server" && $config['pptpd']['localip']) { $rules .= "pass in quick on $PPTP_ALIAS proto tcp from any to !127.0.0.1 port {$port} flags S/SA keep state\n"; } break; default: break; } return $rules; } function squid_write_rcfile() { /* Declare a variable for the SQUID_CONFFILE constant. */ /* Then the variable can be referenced easily in the Heredoc text that generates the rc file. */ $squid_conffile_var = SQUID_CONFFILE; $squid_base = SQUID_BASE; $rc = array(); $rc['file'] = 'squid.sh'; $rc['start'] = <</dev/null killall pinger 2>/dev/null EOD; $rc['restart'] = <<setCredentials($username, $password); if ($g['debug']) $cli->setDebug(1); /* send our XMLRPC message and timeout after defined sync timeout value*/ $resp = $cli->send($msg, $synctimeout); if (!$resp) { $error = "A communications error occurred while attempting squid XMLRPC sync with {$url}:{$port}."; log_error($error); file_notice("sync_settings", $error, "squid Settings Sync", ""); } elseif ($resp->faultCode()) { $cli->setDebug(1); $resp = $cli->send($msg, $synctimeout); $error = "An error code was received while attempting squid XMLRPC sync with {$url}:{$port} - Code " . $resp->faultCode() . ": " . $resp->faultString(); log_error($error); file_notice("sync_settings", $error, "squid Settings Sync", ""); } else { log_error("[Squid] XMLRPC sync successfully completed with {$url}:{$port}."); } /* tell squid to reload our settings on the destination sync host. */ $method = 'pfsense.exec_php'; $execcmd = "require_once('/usr/local/pkg/squid.inc');\n"; $execcmd .= "squid_resync('yes');"; /* assemble xmlrpc payload */ $params = array( XML_RPC_encode($password), XML_RPC_encode($execcmd) ); log_error("[Squid] XMLRPC reload data {$url}:{$port}."); $msg = new XML_RPC_Message($method, $params); $cli = new XML_RPC_Client('/xmlrpc.php', $url, $port); $cli->setCredentials($username, $password); $resp = $cli->send($msg, $synctimeout); if (!$resp) { $error = "A communications error occurred while attempting squid XMLRPC sync with {$url}:{$port} (pfsense.exec_php)."; log_error($error); file_notice("sync_settings", $error, "squid Settings Sync", ""); } elseif ($resp->faultCode()) { $cli->setDebug(1); $resp = $cli->send($msg, $synctimeout); $error = "[Squid] An error code was received while attempting squid XMLRPC sync with {$url}:{$port} - Code " . $resp->faultCode() . ": " . $resp->faultString(); log_error($error); file_notice("sync_settings", $error, "squid Settings Sync", ""); } else { log_error("squid XMLRPC reload data success with {$url}:{$port} (pfsense.exec_php)."); } } ?>