<?php /* $Id: load_balancer_pool_edit.php,v 1.24.2.23 2007/03/03 00:07:09 smos Exp $ */ /* haproxy_frontends_edit.php part of pfSense (http://www.pfsense.com/) Copyright (C) 2009 Scott Ullrich <sullrich@pfsense.com> Copyright (C) 2008 Remco Hoef <remcoverhoef@pfsense.com> 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, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ require("guiconfig.inc"); $d_haproxyconfdirty_path = $g['varrun_path'] . "/haproxy.conf.dirty"; if (!is_array($config['installedpackages']['haproxy']['ha_backends']['item'])) { $config['installedpackages']['haproxy']['ha_backends']['item'] = array(); } $a_backend = &$config['installedpackages']['haproxy']['ha_backends']['item']; if (isset($_POST['id'])) $id = $_POST['id']; else $id = $_GET['id']; if (isset($id) && $a_backend[$id]) { $pconfig['name'] = $a_backend[$id]['name']; $pconfig['desc'] = $a_backend[$id]['desc']; $pconfig['connection_timeout'] = $a_backend[$id]['connection_timeout']; $pconfig['server_timeout'] = $a_backend[$id]['server_timeout']; $pconfig['retries'] = $a_backend[$id]['retries']; $pconfig['type'] = $a_backend[$id]['type']; $pconfig['balance'] = $a_backend[$id]['balance']; $pconfig['monitor_uri'] = $a_backend[$id]['monitor_uri']; $pconfig['forwardfor'] = $a_backend[$id]['forwardfor']; $pconfig['httpclose'] = $a_backend[$id]['httpclose']; $pconfig['stats_enabled'] = $a_backend[$id]['stats_enabled']; $pconfig['stats_username'] = $a_backend[$id]['stats_username']; $pconfig['stats_password'] = $a_backend[$id]['stats_password']; $pconfig['stats_uri'] = $a_backend[$id]['stats_uri']; $pconfig['stats_realm'] = $a_backend[$id]['stats_realm']; $pconfig['type'] = $a_backend[$id]['type']; $pconfig['extaddr'] = $a_backend[$id]['extaddr']; $pconfig['max_connections'] = $a_backend[$id]['max_connections']; $pconfig['client_timeout'] = $a_backend[$id]['client_timeout']; $pconfig['port'] = $a_backend[$id]['port']; $pconfig['a_acl']=&$a_backend[$id]['ha_acls']['item']; $pconfig['advanced'] = base64_decode($a_backend[$id]['advanced']); } $changedesc = "Services: HAProxy: Frontend"; $changecount = 0; if ($_POST) { $changecount++; unset($input_errors); $pconfig = $_POST; if ($_POST['stats_enabled']) { $reqdfields = explode(" ", "name connection_timeout server_timeout stats_username stats_password stats_uri stats_realm"); $reqdfieldsn = explode(",", "Name,Connection timeout,Server timeout,Stats Username,Stats Password,Stats Uri,Stats Realm"); } else { $reqdfields = explode(" ", "name connection_timeout server_timeout monitor_uri"); $reqdfieldsn = explode(",", "Name,Connection timeout,Server timeout,Monitor Uri"); } do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors); $reqdfields = explode(" ", "name type port max_connections client_timeout"); $reqdfieldsn = explode(",", "Name,Type,Port,Max connections,Client timeout"); do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors); if (preg_match("/[^a-zA-Z0-9\.\-_]/", $_POST['name'])) $input_errors[] = "The field 'Name' contains invalid characters."; if (!is_numeric($_POST['connection_timeout'])) $input_errors[] = "The field 'Connection timeout' value is not a number."; if (!is_numeric($_POST['server_timeout'])) $input_errors[] = "The field 'Server timeout' value is not a number."; if (!$_POST['retries'] && is_numeric($_POST['retries'])) $input_errors[] = "The field 'Retries' value is not a number."; if (preg_match("/[^a-zA-Z0-9\.\-_]/", $_POST['stats_username'])) $input_errors[] = "The field 'Stats Username' contains invalid characters."; if (preg_match("/[^a-zA-Z0-9\.\-_]/", $_POST['stats_password'])) $input_errors[] = "The field 'Stats Password' contains invalid characters."; if (!is_numeric($_POST['max_connections'])) $input_errors[] = "The field 'Max connections' value is not a number."; $ports = split(",", $_POST['port'] . ","); foreach($ports as $port) if ($port && !is_numeric($port)) $input_errors[] = "The field 'Port' value is not a number."; if (!is_numeric($_POST['client_timeout'])) $input_errors[] = "The field 'Client timeout' value is not a number."; /* Ensure that our pool names are unique */ for ($i=0; isset($config['installedpackages']['haproxy']['ha_backends']['item'][$i]); $i++) if (($_POST['name'] == $config['installedpackages']['haproxy']['ha_backends']['item'][$i]['name']) && ($i != $id)) $input_errors[] = "This backend name has already been used. Frontend names must be unique."; $a_acl=array(); $acl_names=array(); for($x=0; $x<99; $x++) { $acl_name=$_POST['acl_name'.$x]; $acl_expression=$_POST['acl_expression'.$x]; if ($acl_name) { // check for duplicates if (in_array($acl_name, $acl_names)) { $input_errors[] = "The name '$acl_name' is duplicate."; } $acl_names[]=$acl_name; $acl=array(); $acl['name']=$acl_name; $acl['expression']=$acl_expression; $a_acl[]=$acl; if (preg_match("/[^a-zA-Z0-9\.\-_]/", $acl_name)) $input_errors[] = "The field 'Name' contains invalid characters."; if (!preg_match("/.{2,}/", $acl_expression)) $input_errors[] = "The field 'Expression' is required."; if (!preg_match("/.{2,}/", $acl_name)) $input_errors[] = "The field 'Name' is required."; } } $pconfig['a_acl']=$a_acl; if (!$input_errors) { $backend = array(); if(isset($id) && $a_backend[$id]) $backend = $a_backend[$id]; if($backend['name'] != "") $changedesc .= " modified '{$backend['name']}' pool:"; if ($backend['name']!=$_POST['name']) { // name changed: // * update servers // * update frontend (default backend and acl) if (!is_array($config['installedpackages']['haproxy']['ha_servers']['item'])) { $config['installedpackages']['haproxy']['ha_servers']['item'] = array(); } $a_server = &$config['installedpackages']['haproxy']['ha_servers']['item']; for ( $i = 0; $i < count($a_server); $i++) { if ($a_server[$i]['backend']==$backend['name']) { $a_server[$i]['backend']=$_POST['name']; } } if (!is_array($config['installedpackages']['haproxy']['ha_frontends']['item'])) { $config['installedpackages']['haproxy']['ha_frontends']['item'] = array(); } $a_frontend = &$config['installedpackages']['haproxy']['ha_frontends']['item']; for ( $i = 0; $i < count($a_frontend); $i++) { if ($a_frontend[$i]['backend']==$backend['name']) { $a_frontend[$i]['backend']=$_POST['name']; } if (!is_array($a_frontend[$i]['ha_acls']['item'])) { $a_frontend[$i]['ha_acls']['item'] = array(); } $a_acl = &$a_frontend[$i]['ha_acls']['item']; for ( $j = 0; $j < count($a_acl); $j++) { if ($a_acl[$j]['backend']==$backend['name']) { $a_acl[$j]['backend']=$_POST['name']; } } } } update_if_changed("name", $backend['name'], $_POST['name']); update_if_changed("description", $backend['desc'], $_POST['desc']); update_if_changed("connection_timeout", $backend['connection_timeout'], $_POST['connection_timeout']); update_if_changed("server_timeout", $backend['server_timeout'], $_POST['server_timeout']); update_if_changed("retries", $backend['retries'], $_POST['retries']); update_if_changed("type", $backend['type'], $_POST['type']); update_if_changed("balance", $backend['balance'], $_POST['balance']); update_if_changed("cookie_name", $backend['cookie_name'], $_POST['cookie_name']); update_if_changed("monitor_uri", $backend['monitor_uri'], $_POST['monitor_uri']); update_if_changed("forwardfor", $backend['forwardfor'], $_POST['forwardfor']); update_if_changed("httpclose", $backend['httpclose'], $_POST['httpclose']); update_if_changed("stats_enabled", $backend['stats_enabled'], $_POST['stats_enabled']); update_if_changed("stats_username", $backend['stats_username'], $_POST['stats_username']); update_if_changed("stats_password", $backend['stats_password'], $_POST['stats_password']); update_if_changed("stats_uri", $backend['stats_uri'], $_POST['stats_uri']); update_if_changed("stats_realm", $backend['stats_realm'], $_POST['stats_realm']); update_if_changed("type", $backend['type'], $_POST['type']); update_if_changed("port", $backend['port'], $_POST['port']); update_if_changed("extaddr", $backend['extaddr'], $_POST['extaddr']); update_if_changed("max_connections", $backend['max_connections'], $_POST['max_connections']); update_if_changed("client_timeout", $backend['client_timeout'], $_POST['client_timeout']); update_if_changed("advanced", $backend['advanced'], base64_encode($_POST['advanced'])); $backend['ha_acls']['item'] = $a_acl; if (isset($id) && $a_backend[$id]) { $a_backend[$id] = $backend; } else { $a_backend[] = $backend; } if ($changecount > 0) { touch($d_haproxyconfdirty_path); write_config($changedesc); } header("Location: haproxy_frontends.php"); exit; } } $pfSversion = str_replace("\n", "", file_get_contents("/etc/version")); if(strstr($pfSversion, "1.2")) $one_two = true; $pgtitle = "HAProxy: Frontend: Edit"; include("head.inc"); ?> <body link="#0000CC" vlink="#0000CC" alink="#0000CC"> <script type="text/javascript"> // Global Variables var rowname = new Array(99); var rowtype = new Array(99); var newrow = new Array(99); var rowsize = new Array(99); for (i = 0; i < 99; i++) { rowname[i] = ''; rowtype[i] = ''; newrow[i] = ''; rowsize[i] = '25'; } var field_counter_js = 0; var loaded = 0; var is_streaming_progress_bar = 0; var temp_streaming_text = ""; var addRowTo = (function() { return (function (tableId) { var d, tbody, tr, td, bgc, i, ii, j; d = document; tbody = d.getElementById(tableId).getElementsByTagName("tbody").item(0); tr = d.createElement("tr"); totalrows++; for (i = 0; i < field_counter_js; i++) { td = d.createElement("td"); if(rowtype[i] == 'textbox') { td.innerHTML="<INPUT type='hidden' value='" + totalrows +"' name='" + rowname[i] + "_row-" + totalrows + "'></input><input size='" + rowsize[i] + "' name='" + rowname[i] + totalrows + "'></input> "; } else if(rowtype[i] == 'select') { td.innerHTML="<INPUT type='hidden' value='" + totalrows +"' name='" + rowname[i] + "_row-" + totalrows + "'></input><select name='" + rowname[i] + totalrows + "'><?php foreach ($a_backend as $backend) {?><option value=\"<?=$backend['name']?>\"><?=$backend['name']?></option><?php }?></select> "; } else { td.innerHTML="<INPUT type='hidden' value='" + totalrows +"' name='" + rowname[i] + "_row-" + totalrows + "'></input><input type='checkbox' name='" + rowname[i] + totalrows + "'></input> "; } tr.appendChild(td); } td = d.createElement("td"); td.rowSpan = "1"; td.className = "list"; td.innerHTML = '<img src="/themes/' + theme + '/images/icons/icon_x.gif" width="17" height="17" border="0" onclick="removeRow(this); return false;">'; tr.appendChild(td); tbody.appendChild(tr); }); })(); function removeRow(el) { var cel; while (el && el.nodeName.toLowerCase() != "tr") el = el.parentNode; if (el && el.parentNode) { cel = el.getElementsByTagName("td").item(0); el.parentNode.removeChild(el); } } function find_unique_field_name(field_name) { // loop through field_name and strip off -NUMBER var last_found_dash = 0; for (var i = 0; i < field_name.length; i++) { // is this a dash, if so, update // last_found_dash if (field_name.substr(i,1) == "-" ) last_found_dash = i; } if (last_found_dash < 1) return field_name; return(field_name.substr(0,last_found_dash)); } rowname[0] = "acl_name"; rowtype[0] = "textbox"; rowsize[0] = "30"; rowname[1] = "acl_expression"; rowtype[1] = "textbox"; rowsize[1] = "35"; rowname[2] = "acl_backend"; rowtype[2] = "select"; rowsize[2] = "10"; function toggle_stats() { var stats_enabled=document.getElementById('stats_enabled'); var stats_realm_row=document.getElementById('stats_realm_row'); var stats_username_row=document.getElementById('stats_username_row'); var stats_password_row=document.getElementById('stats_password_row'); var stats_uri_row=document.getElementById('stats_uri_row'); if (stats_enabled.checked) { stats_realm_row.style.display=''; stats_username_row.style.display=''; stats_password_row.style.display=''; stats_uri_row.style.display=''; } else { stats_realm_row.style.display='none'; stats_username_row.style.display='none'; stats_password_row.style.display='none'; stats_uri_row.style.display='none'; } } </script> <?php include("fbegin.inc"); ?> <?php if ($input_errors) print_input_errors($input_errors); ?> <?php if($one_two): ?> <p class="pgtitle"><?=$pgtitle?></p> <?php endif; ?> <form action="haproxy_frontends_edit.php" method="post" name="iform" id="iform"> <table width="100%" border="0" cellpadding="6" cellspacing="0"> <tr> <td colspan="2" valign="top" class="listtopic">Edit haproxy backend</td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncellreq">Name</td> <td width="78%" class="vtable" colspan="2"> <input name="name" type="text" <?if(isset($pconfig['name'])) echo "value=\"{$pconfig['name']}\"";?> size="25" maxlength="25"> </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncellreq">Description</td> <td width="78%" class="vtable" colspan="2"> <input name="desc" type="text" <?if(isset($pconfig['desc'])) echo "value=\"{$pconfig['desc']}\"";?> size="64"> </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncellreq">Connection timeout</td> <td width="78%" class="vtable" colspan="2"> <input name="connection_timeout" type="text" <?if(isset($pconfig['connection_timeout'])) echo "value=\"{$pconfig['connection_timeout']}\"";?> size="64"> <div>the time (in milliseconds) we give up if the connection does not complete within (30000).</div> </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncellreq">Server timeout</td> <td width="78%" class="vtable" colspan="2"> <input name="server_timeout" type="text" <?if(isset($pconfig['server_timeout'])) echo "value=\"{$pconfig['server_timeout']}\"";?> size="64"> <div>the time (in milliseconds) we accept to wait for data from the server, or for the server to accept data (30000).</div> </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncell">Retries</td> <td width="78%" class="vtable" colspan="2"> <input name="retries" type="text" <?if(isset($pconfig['retries'])) echo "value=\"{$pconfig['retries']}\"";?> size="64"> <div>After a connection failure to a server, it is possible to retry, potentially on another server. This is useful if health-checks are too rare and you don't want the clients to see the failures. The number of attempts to reconnect is set by the 'retries' parameter (2).</div> </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncellreq">Type</td> <td width="78%" class="vtable" colspan="2"> <select name="type" id="type" onchange="type_change();"> <option value="http"<?php if($pconfig['type'] == "http") echo " SELECTED"; ?>>HTTP</option> <option value="https"<?php if($pconfig['type'] == "https") echo " SELECTED"; ?>>HTTPS</option> <option value="tcp"<?php if($pconfig['type'] == "tcp") echo " SELECTED"; ?>>TCP</option> <option value="health"<?php if($pconfig['type'] == "health") echo " SELECTED"; ?>>Health</option> </select> </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncellreq">Balance</td> <td width="78%" class="vtable" colspan="2"> <table width="100%"> <tr> <td width="20%" valign="top"> <input type="radio" name="balance" id="balance" value="roundrobin"<?php if($pconfig['balance'] == "roundrobin") echo " CHECKED"; ?>>Round robin </td> <td> Each server is used in turns, according to their weights. This is the smoothest and fairest algorithm when the server's processing time remains equally distributed. This algorithm is dynamic, which means that server weights may be adjusted on the fly for slow starts for instance. </td> </tr> <tr><td valign="top"><input type="radio" name="balance" id="balance" value="source"<?php if($pconfig['balance'] == "source") echo " CHECKED"; ?>>Source</td><td> The source IP address is hashed and divided by the total weight of the running servers to designate which server will receive the request. This ensures that the same client IP address will always reach the same server as long as no server goes down or up. If the hash result changes due to the number of running servers changing, many clients will be directed to a different server. This algorithm is generally used in TCP mode where no cookie may be inserted. It may also be used on the Internet to provide a best-effort stickyness to clients which refuse session cookies. This algorithm is static, which means that changing a server's weight on the fly will have no effect. </td> </tr> </table> </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncell">Stats Enabled</td> <td width="78%" class="vtable" colspan="2"> <input id="stats_enabled" name="stats_enabled" type="checkbox" value="yes" <?php if ($pconfig['stats_enabled']=='yes') echo "checked"; ?> onclick='toggle_stats();'><br/> EXAMPLE: haproxystats </td> </tr> <tr align="left" id='stats_realm_row' name='stats_realm_row' <?if ($pconfig['stats_enabled']!='yes') echo "style=\"display: none;\"";?>> <td width="22%" valign="top" class="vncellreq">Stats Realm</td> <td width="78%" class="vtable" colspan="2"> <input id="stats_realm" name="stats_realm" type="text" <?if(isset($pconfig['stats_realm'])) echo "value=\"{$pconfig['stats_realm']}\"";?> size="64"> </td> </tr> <tr align="left" id='stats_uri_row' name='stats_uri_row' <?if ($pconfig['stats_enabled']!='yes') echo "style=\"display: none;\"";?>> <td width="22%" valign="top" class="vncellreq">Stats Uri</td> <td width="78%" class="vtable" colspan="2"> <input id="stats_uri" name="stats_uri" type="text" <?if(isset($pconfig['stats_uri'])) echo "value=\"{$pconfig['stats_uri']}\"";?> size="64"><br/> EXAMPLE: /haproxy?stats </td> </tr> <tr align="left" id='stats_username_row' name='stats_username_row' <?if ($pconfig['stats_enabled']!='yes') echo "style=\"display: none;\"";?>> <td width="22%" valign="top" class="vncellreq">Stats Username</td> <td width="78%" class="vtable" colspan="2"> <input id="stats_username" name="stats_username" type="text" <?if(isset($pconfig['stats_username'])) echo "value=\"{$pconfig['stats_username']}\"";?> size="64"> </td> </tr> <tr align="left" id='stats_password_row' name='stats_password_row' <?if ($pconfig['stats_enabled']!='yes') echo "style=\"display: none;\"";?>> <td width="22%" valign="top" class="vncellreq">Stats Password</td> <td width="78%" class="vtable" colspan="2"> <input id="stats_password" name="stats_password" type="password" <?if(isset($pconfig['stats_password'])) echo "value=\"{$pconfig['stats_password']}\"";?> size="64"> <br/> </td> </tr> <tr align="left"> <td width="22%" valign="top" id="monitorport_text" class="vncell">Monitor Uri</td> <td width="78%" class="vtable" colspan="2"> <input name="monitor_uri" type="text" <?if(isset($pconfig['monitor_uri'])) echo "value=\"{$pconfig['monitor_uri']}\"";?> size="50" maxlength="50"> <br/> Example: / or /index.php or /index.html or /testmypage.cgi </td> </tr> </tr> <tr align="left"> <td width="22%" valign="top" class="vncellreq">Port</td> <td width="78%" class="vtable" colspan="2"> <input name="port" type="text" <?if(isset($pconfig['port'])) echo "value=\"{$pconfig['port']}\"";?> size="10" maxlength="10"> <div>The port to listen to. To specify multiple ports, separate with a comma (,). EXAMPLE: 80,443</div> </td> </tr> <tr> <td width="22%" valign="top" class="vncellreq">External address</td> <td width="78%" class="vtable"> <select name="extaddr" class="formfld"> <option value="" <?php if (!$pconfig['extaddr']) echo "selected"; ?>>Interface address</option> <?php if (is_array($config['virtualip']['vip'])): foreach ($config['virtualip']['vip'] as $sn): ?> <option value="<?=$sn['subnet'];?>" <?php if ($sn['subnet'] == $pconfig['extaddr']) echo "selected"; ?>> <?=htmlspecialchars("{$sn['subnet']} ({$sn['descr']})");?> </option> <?php endforeach; endif; ?> <option value="any" <?php if($pconfig['extaddr'] == "any") echo "selected"; ?>>any</option> </select> <br /> <span class="vexpl"> If you want this rule to apply to another IP address than the IP address of the interface chosen above, select it here (you need to define <a href="firewall_virtual_ip.php">Virtual IP</a> addresses on the first). Also note that if you are trying to redirect connections on the LAN select the "any" option. </span> </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncell">Max connections</td> <td width="78%" class="vtable" colspan="2"> <input name="max_connections" type="text" <?if(isset($pconfig['max_connections'])) echo "value=\"{$pconfig['max_connections']}\"";?> size="10" maxlength="10"> </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncell">Client timeout</td> <td width="78%" class="vtable" colspan="2"> <input name="client_timeout" type="text" <?if(isset($pconfig['client_timeout'])) echo "value=\"{$pconfig['client_timeout']}\"";?> size="10" maxlength="10"> <div>the time (in milliseconds) we accept to wait for data from the client, or for the client to accept data (30000).</div> </td> </tr> <?php /* <tr> <td width="22%" valign="top" class="vncell">Access Control lists</td> <td width="78%" class="vtable" colspan="2" valign="top"> <table class="" width="100%" cellpadding="0" cellspacing="0" id='acltable'> <tr> <td width="35%" class="">Name</td> <td width="40%" class="">Expression</td> <td width="20%" class="">Backend</td> <td width="5%" class=""></td> </tr> <?php $a_acl=$pconfig['a_acl']; if (!is_array($a_acl)) { $a_acl=array(); } $i=0; foreach ($a_acl as $acl) { ?> <tr> <td><input name="acl_name<?=$i;?>" type="text" value="<?=$acl['name']; ?>" size="30"/></td> <td><input name="acl_expression<?=$i;?>" type="text" value="<?=$acl['expression']; ?>" size="35"/></td> <td> <select name="acl_backend<?=$i;?>" id="acl_backend<?=$i;?>"> <?php if (!is_array($config['installedpackages']['haproxy']['ha_backends']['item'])) { $config['installedpackages']['haproxy']['ha_backends']['item'] = array(); } $a_backend = &$config['installedpackages']['haproxy']['ha_backends']['item']; foreach ($a_backend as $backend) { ?> <option value="<?=$backend['name'];?>"<?php if($acl['backend'] == $backend['name']) echo " SELECTED"; ?>><?=$backend['name'];?></option> <?php $i++; } ?> </select> </td> <td class="list"><img src="/themes/<?= $g['theme']; ?>/images/icons/icon_x.gif" width="17" height="17" border="0" onclick="removeRow(this); return false;"></td> </tr> <?php $i++; } ?> </table> <a onclick="javascript:addRowTo('acltable'); return false;" href="#"> <img border="0" src="/themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" alt="" title="add another entry" /> </a><br/> Fore more information about ACL's please see <a href='http://haproxy.1wt.eu/download/1.3/doc/configuration.txt' target='_new'>HAProxy Documentation</a> Section 7 - Using ACL's </td> </tr> */ ?> <tr align="left"> <td width="22%" valign="top" class="vncell">Use 'forwardfor' option</td> <td width="78%" class="vtable" colspan="2"> <input id="forwardfor" name="forwardfor" type="checkbox" value="yes" <?php if ($pconfig['forwardfor']=='yes') echo "checked"; ?>> <br/> The 'forwardfor' option creates an HTTP 'X-Forwarded-For' header which contains the client's IP address. This is useful to let the final web server know what the client address was (eg for statistics on domains) </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncell">Use 'httpclose' option</td> <td width="78%" class="vtable" colspan="2"> <input id="httpclose" name="httpclose" type="checkbox" value="yes" <?php if ($pconfig['httpclose']=='yes') echo "checked"; ?>> <br/> The 'httpclose' option removes any 'Connection' header both ways, and adds a 'Connection: close' header in each direction. This makes it easier to disable HTTP keep-alive than the previous 4-rules block. </td> </tr> <tr align="left"> <td width="22%" valign="top" class="vncell">Advanced pass thru</td> <td width="78%" class="vtable" colspan="2"> <textarea name='advanced' rows="4" cols="70" id='advanced'><?php echo $pconfig['advanced']; ?></textarea> <br/> NOTE: paste text into this box that you would like to pass thru. </td> </tr> <tr align="left"> <td width="22%" valign="top"> </td> <td width="78%"> <input name="Submit" type="submit" class="formbtn" value="Save"> <input type="button" class="formbtn" value="Cancel" onclick="history.back()"> <?php if (isset($id) && $a_backend[$id]): ?> <input name="id" type="hidden" value="<?=$id;?>"> <?php endif; ?> </td> </tr> <tr> <br/> <br/> <td colspan='3'> <span class="vexpl"><b>NOTE:</b> You must add a firewall rule permitting access to this frontend!</span> </td> </tr> </table> </form> <br> <script type="text/javascript"> field_counter_js = 3; rows = 1; <?php $counter=0; ?> totalrows = <?php echo $counter; ?>;; loaded = <?php echo $counter; ?>;; </script> <?php include("fend.inc"); ?> </body> </html>