<?php /* $Id$ */ /* openbgpd.inc Copyright (C) 2007 Scott Ullrich (sullrich@gmail.com) part of pfSense All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ function openbgpd_install_conf() { global $config, $g; conf_mount_rw(); if ($config['installedpackages']['openbgpd']['rawconfig'] && $config['installedpackages']['openbgpd']['rawconfig']['item']) { // if there is a raw config specifyed in tthe config.xml use that instead of the assisted config $conffile = implode("\n",$config['installedpackages']['openbgpd']['rawconfig']['item']); //$conffile = $config['installedpackages']['openbgpd']['rawconfig']; } else { // generate bgpd.conf based on the assistant if($config['installedpackages']['openbgpd']['config']) $openbgpd_conf = &$config['installedpackages']['openbgpd']['config'][0]; if($config['installedpackages']['openbgpd']['config'][0]['row']) $openbgpd_rows = &$config['installedpackages']['openbgpd']['config'][0]['row']; if($config['installedpackages']['openbgpdgroups']['config']) $openbgpd_groups = &$config['installedpackages']['openbgpdgroups']['config']; if($config['installedpackages']['openbgpdneighbors']['config']) $openbgpd_neighbors = &$config['installedpackages']['openbgpdneighbors']['config']; $conffile = "# This file was created by the pfSense package manager. Do not edit!\n\n"; $setkeycf = ""; // Setup AS # if($openbgpd_conf['asnum']) $conffile .= "AS {$openbgpd_conf['asnum']}\n"; // Setup holdtime if defined. Default is 90. if($openbgpd_conf['holdtime']) $conffile .= "holdtime {$openbgpd_conf['holdtime']}\n"; // Specify listen ip if($openbgpd_conf['listenip']) $conffile .= "listen on {$openbgpd_conf['listenip']}\n"; // Specify router id if($openbgpd_conf['routerid']) $conffile .= "router-id {$openbgpd_conf['routerid']}\n"; // Handle advertised networks if($config['installedpackages']['openbgpd']['config'][0]['row']) if(is_array($openbgpd_rows)) foreach($openbgpd_rows as $row) $conffile .= "network {$row['networks']}\n"; // Attach neighbors to their respective group owner if(is_array($openbgpd_groups)) { foreach($openbgpd_groups as $group) { $conffile .= "group \"{$group['name']}\" {\n"; $conffile .= " remote-as {$group['remoteas']}\n"; if(is_array($openbgpd_neighbors)) { foreach($openbgpd_neighbors as $neighbor) { if($neighbor['groupname'] == $group['name']) { $conffile .= " neighbor {$neighbor['neighbor']} {\n"; $conffile .= " descr \"{$neighbor['descr']}\"\n"; $setkeycf .= "delete {$openbgpd_conf['listenip']} {$neighbor['neighbor']} tcp 0x1000;\n"; if($neighbor['md5sigpass']) { $setkeycf .= "add {$openbgpd_conf['listenip']} {$neighbor['neighbor']} tcp 0x1000 -A tcp-md5 \"{$neighbor['md5sigpass']}\";\n"; $conffile .= " tcp md5sig password {$neighbor['md5sigpass']}\n"; } if($neighbor['md5sigkey']) { $setkeycf .= "add {$openbgpd_conf['listenip']} {$neighbor['neighbor']} tcp 0x1000 -A tcp-md5 0x{$neighbor['md5sigkey']};\n"; $conffile .= " tcp md5sig key {$neighbor['md5sigkey']}\n"; } foreach($neighbor['row'] as $row) { $conffile .= " {$row['paramaters']} {$row['parmvalue']} \n"; } $conffile .= "}\n"; } } } $conffile .= "}\n"; } } // Handle neighbors that do not have a group assigned to them if(is_array($openbgpd_neighbors)) { foreach($openbgpd_neighbors as $neighbor) { $used_this_item = false; if($neighbor['groupname'] == "") { $conffile .= "neighbor {$neighbor['neighbor']} {\n"; $conffile .= " descr \"{$neighbor['descr']}\"\n"; $setkeycf .= "delete {$openbgpd_conf['listenip']} {$neighbor['neighbor']} tcp 0x1000;\n"; if ($neighbor['md5sigpass']) { $setkeycf .= "add {$openbgpd_conf['listenip']} {$neighbor['neighbor']} tcp 0x1000 -A tcp-md5 \"{$neighbor['md5sigpass']}\";\n"; $conffile .= " tcp md5sig password {$neighbor['md5sigpass']}\n"; } if ($neighbor['md5sigkey']) { $setkeycf .= "add {$openbgpd_conf['listenip']} {$neighbor['neighbor']} tcp 0x1000 -A tcp-md5 0x{$neighbor['md5sigkey']};\n"; $conffile .= " tcp md5sig key {$neighbor['md5sigkey']}\n"; } $used_this_item = true; foreach($neighbor['row'] as $row) { $conffile .= " {$row['paramaters']} {$row['parmvalue']} \n"; } } if($used_this_item) $conffile .= "}\n"; } } // OpenBGPD filters $conffile .= "deny from any\n"; $conffile .= "deny to any\n"; if(is_array($openbgpd_neighbors)) { foreach($openbgpd_neighbors as $neighbor) { $conffile .= "allow from {$neighbor['neighbor']}\n"; $conffile .= "allow to {$neighbor['neighbor']}\n"; } } } $fd = fopen("/usr/local/etc/bgpd.conf", "w"); // Write out the configuration file fwrite($fd, $conffile); // Close file handle fclose($fd); // Create rc.d file $fd = fopen("/usr/local/etc/rc.d/bgpd.sh","w"); fwrite($fd, "#!/bin/sh\n\n"); fwrite($fd, "# This file was created by the pfSense package manager. Do not edit!\n\n"); fwrite($fd, "NUMBGPD=`ps auxw | grep bgpd | grep parent | grep -v grep | wc -l | awk '{print \$1}'`\n"); fwrite($fd, "# echo \$NUMBGPD\n"); fwrite($fd, "if [ \$NUMBGPD -lt 0 ] ; then\n"); fwrite($fd, " /usr/local/sbin/bgpd -f /usr/local/etc/bgpd.conf\n"); fwrite($fd, "fi\n"); fclose($fd); exec("chmod a+rx /usr/local/etc/rc.d/bgpd.sh"); exec("chmod a-rw /usr/local/etc/bgpd.conf"); exec("chmod u+rw /usr/local/etc/bgpd.conf"); // TCP-MD5 support on freebsd. See tcp(5) for more $fd = fopen("{$g['tmp_path']}/bgpdsetkey.conf", "w"); fwrite($fd, $setkeycf ); fclose($fd); exec("setkey -f {$g['tmp_path']}/bgpdsetkey.conf"); // bgpd process running? if so reload, elsewise start. if(is_openbgpd_running() == true) { exec("bgpctl reload"); } else { exec("bgpd"); } conf_mount_ro(); } // get the raw openbgpd confi file for manual inspection/editing function openbgpd_get_raw_config() { return file_get_contents("/usr/local/etc/bgpd.conf"); } // serialize the raw openbgpd confi file to config.xml function openbgpd_put_raw_config($conffile) { global $config; if ($conffile == "") unset($config['installedpackages']['openbgpd']['rawconfig']); else { $config['installedpackages']['openbgpd']['rawconfig'] = array(); $config['installedpackages']['openbgpd']['rawconfig']['item'] = explode("\n",$_POST['openbgpd_raw']); //$config['installedpackages']['openbgpd']['rawconfig'] = $conffile; } } function deinstall_openbgpd() { global $config, $g; if($config['installedpackages']['openbgpd']['config']) $openbgpd_conf = &$config['installedpackages']['openbgpd']['config'][0]; if($config['installedpackages']['openbgpdneighbors']['config']) $openbgpd_neighbors = &$config['installedpackages']['openbgpdneighbors']['config']; $setkeycf = ""; if(is_array($openbgpd_neighbors)) { foreach($openbgpd_neighbors as $neighbor) $setkeycf .= "delete {$openbgpd_conf['listenip']} {$neighbor['neighbor']} tcp 0x1000;\n"; } // Clear all SADB entries used. $fd = fopen("{$g['tmp_path']}/bgpdsetkey.conf", "w"); fwrite($fd, $setkeycf ); fclose($fd); exec("setkey -f {$g['tmp_path']}/bgpdsetkey.conf"); exec("rm /usr/local/etc/rc.d/bgpd.sh"); exec("rm /usr/local/www/openbgpd_status.php"); exec("killall bgpd"); } function check_group_usage($groupname) { global $config, $g; if($config['installedpackages']['openbgpd']['config']) $openbgpd_conf = &$config['installedpackages']['openbgpd']['config'][0]; if($config['installedpackages']['openbgpd']['config'][0]['row']) $openbgpd_rows = &$config['installedpackages']['openbgpd']['config'][0]['row']; if($config['installedpackages']['openbgpdgroups']['config']) $openbgpd_groups = &$config['installedpackages']['openbgpdgroups']['config']; if($config['installedpackages']['openbgpdneighbors']['config']) $openbgpd_neighbors = &$config['installedpackages']['openbgpdneighbors']['config']; if(is_array($openbgpd_groups)) { foreach($openbgpd_groups as $group) { foreach($openbgpd_neighbors as $neighbor) { if($neighbor['groupname'] == $group['name']) return $neighbor['groupname']; } } } return ""; } function grey_out_value_boxes() { echo <<<EOF <script language="javascript"> function grey_out_value_boxes() { var x = 0; for(x=0; x<99; x++) { if( \$('paramaters' + x) ) { var fieldvalue = $('paramaters' + x).options[$('paramaters' + x).selectedIndex].text; var length = fieldvalue.length; length = length -2; var last_two = fieldvalue.substring(length); var without_last_two = fieldvalue.substring(0,length); if( \$('parmvalue' + x) ) { if(last_two != ' X') { \$('parmvalue' + x).value = ''; \$('parmvalue' + x).disabled = true; } else { \$('parmvalue' + x).disabled = false; } } } } var timerID = setTimeout("grey_out_value_boxes()", 1200); } grey_out_value_boxes(); </script> EOF; } function is_openbgpd_running() { $status = `ps awux | grep bgpd | grep "parent" | grep -v grep | wc -l | awk '{ print \$1 }'`; if(intval($status) > 0) return true; else return false; } ?>