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 varnish_settings_post_validate($post, $input_errors) { if($post['storagesize'] && !is_numeric($post['storagesize'])) $input_errors[] = "A valid number is required for the field 'Storage size'"; if($post['listeningport'] && !is_numeric($post['listeningport'])) $input_errors[] = "A valid number is required for the field 'Listening port'"; if($post['minworkers'] && !is_numeric($post['minworkers'])) $input_errors[] = "A valid number is required for the field 'Minimum worker threads'"; if($post['maxworkers'] && !is_numeric($post['maxworkers'])) $input_errors[] = "A valid number is required for the field 'Maximum worker threads'"; if($post['timeoutworkers'] && !is_numeric($post['timeoutworkers'])) $input_errors[] = "A valid number is required for the field 'Worker thread timeout'"; } function varnish_lb_directors_post_validate($post, $input_errors) { if (preg_match("/[^a-zA-Z0-9]/", $post['directorname'])) $input_errors[] = "The directorname name must only contain the characters a-Z or 0-9"; if(stristr($post['directorurl'], 'http')) $input_errors[] = "You do not need to include the http:// string in the director URL"; } function varnish_backends_post_validate($post, $input_errors) { if (preg_match("/[^a-zA-Z0-9]/", $post['backendname'])) $input_errors[] = "The backend name must only contain the characters a-Z or 0-9"; if(!is_ipaddr($post['ipaddress'])) $input_errors[] = "A valid IP address is required for the field 'IPAddress'"; if($post['first_byte_timeout'] && !is_numeric($post['first_byte_timeout'])) $input_errors[] = "A valid number is required for the field 'first byte timeout'"; if($post['connect_timeout'] && !is_numeric($post['connect_timeout'])) $input_errors[] = "A valid number is required for the field 'connect timeout'"; if($post['probe_interval'] && !is_numeric($post['probe_interval'])) $input_errors[] = "A valid number is required for the field 'probe interval'"; if($post['probe_interval'] && !is_numeric($post['probe_interval'])) $input_errors[] = "A valid number is required for the field 'probe interval'"; if($post['probe_timeout'] && !is_numeric($post['probe_timeout'])) $input_errors[] = "A valid number is required for the field 'probe timeout'"; if($post['probe_window'] && !is_numeric($post['probe_window'])) $input_errors[] = "A valid number is required for the field 'probe window'"; if($post['probe_threshold'] && !is_numeric($post['probe_threshold'])) $input_errors[] = "A valid number is required for the field 'probe threshold'"; } function varnish_install() { create_varnish_rcd_file(); } function varnish_deinstall() { create_varnish_rcd_file(); } function varnish_start() { mwexec("/usr/local/etc/rc.d/varnish.sh"); } /* Return true if a backend is in use */ function is_varnish_backend_in_use($backendname) { global $config, $g; if($config['installedpackages']['varnishlbdirectors']['config'] != "") foreach($config['installedpackages']['varnishlbdirectors']['config'] as $url) if($url['row']) foreach($url['row'] as $urlmapping) if($urlmapping['backendname'] == $backendname) return true; if($config['installedpackages']['varnishbackends']['config'] != "") foreach($config['installedpackages']['varnishbackends']['config'] as $backend) if($backend['backendname'] == $backendname) if($backend['row']) foreach($backend['row'] as $row) if($row['urlmapping']) return true; return false; } /* Build the URL mappings logic VCL config txt */ function varnish_get_url_mappings_txt() { global $g, $config, $urlmappings; $backends = ""; $isfirst = true; if($config['installedpackages']['varnishlbdirectors']['config'] != "") { foreach($config['installedpackages']['varnishlbdirectors']['config'] as $url) { if(!$isfirst) $urlmappings .= "else "; $urlmappings .= <</dev/null killall varnishd 2>/dev/null sleep 1 sysctl kern.ipc.nmbclusters=65536 sysctl kern.ipc.somaxconn=16384 sysctl kern.maxfiles=131072 sysctl kern.maxfilesperproc=104856 sysctl kern.threads.max_threads_per_proc=4096 /usr/bin/env \ PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin \ /usr/local/bin/php -q -d auto_prepend_file=config.inc < ENDOFF /usr/local/sbin/varnishd \ {$listeningport} \ -f /var/etc/default.vcl \ {$storage_type} \ -w {$minworkers},{$maxworkers},{$timeoutworkers} EOF; fwrite($fd, $rc_file); fclose($fd); exec("chmod a+rx /usr/local/etc/rc.d/varnish.sh"); } function get_backend_config_txt() { global $config, $g; $backends_used = array(); if($config['installedpackages']['varnishbackends']['config'] != "") { foreach($config['installedpackages']['varnishbackends']['config'] as $backend) { if($backend['connect_timeout']) $connect_timeout = $backend['connect_timeout'] . "s"; else $connect_timeout = "25s"; if($backend['port']) $connect_timeout = $backend['port'] . "s"; else $connect_timeout = "80s"; if($backend['first_byte_timeout']) $first_byte_timeout = $backend['first_byte_timeout'] . "s"; else $first_byte_timeout = "300s"; if($backend['probe_url']) $probe_url = $backend['probe_url']; else $probe_url = "/"; if($backend['probe_interval']) $probe_interval = $backend['probe_interval'] . "s"; else $probe_interval = "1s"; if($backend['probe_timeout']) $probe_timeout = $backend['probe_timeout'] . "s"; else $probe_timeout = "1s"; if($backend['probe_window']) $probe_window = $backend['probe_window']; else $probe_window = "5"; if($backend['probe_threshold']) $probe_threshold = $backend['probe_threshold']; else $probe_threshold = "5"; if(is_varnish_backend_in_use($backend['backendname'])) if(!in_array($backend['backendname'], $backends_used)) $backends .= << "} obj.status " " obj.response {"

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"}; return(deliver); EOF; if($vcl_fetch_early or $vcl_fetch_late) { $vcl_fetch = <<setCredentials('admin', $password); if($g['debug']) $cli->setDebug(1); /* send our XMLRPC message and timeout after 250 seconds */ $resp = $cli->send($msg, "250"); if(!$resp) { $error = "A communications error occurred while attempting varnish XMLRPC sync with {$url}:{$port}."; log_error($error); file_notice("sync_settings", $error, "varnish Settings Sync", ""); } elseif($resp->faultCode()) { $cli->setDebug(1); $resp = $cli->send($msg, "250"); $error = "An error code was received while attempting varnish XMLRPC sync with {$url}:{$port} - Code " . $resp->faultCode() . ": " . $resp->faultString(); log_error($error); file_notice("sync_settings", $error, "varnish Settings Sync", ""); } else { log_error("varnish XMLRPC sync successfully completed with {$url}:{$port}."); } /* tell varnish to reload our settings on the destionation sync host. */ $method = 'pfsense.exec_php'; $execcmd = "require_once('/usr/local/pkg/varnish.inc');\n"; $execcmd .= "sync_package_varnish();\nvarnish_start();"; /* assemble xmlrpc payload */ $params = array( XML_RPC_encode($password), XML_RPC_encode($execcmd) ); log_error("varnish XMLRPC reload data {$url}:{$port}."); $msg = new XML_RPC_Message($method, $params); $cli = new XML_RPC_Client('/xmlrpc.php', $url, $port); $cli->setCredentials('admin', $password); $resp = $cli->send($msg, "250"); if(!$resp) { $error = "A communications error occurred while attempting varnish XMLRPC sync with {$url}:{$port} (pfsense.exec_php)."; log_error($error); file_notice("sync_settings", $error, "varnish Settings Sync", ""); } elseif($resp->faultCode()) { $cli->setDebug(1); $resp = $cli->send($msg, "250"); $error = "An error code was received while attempting varnish XMLRPC sync with {$url}:{$port} - Code " . $resp->faultCode() . ": " . $resp->faultString(); log_error($error); file_notice("sync_settings", $error, "varnish Settings Sync", ""); } else { log_error("varnish XMLRPC reload data success with {$url}:{$port} (pfsense.exec_php)."); } } ?>