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<?php
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/*
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diag_dump_states.php
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Copyright (C) 2005-2009 Scott Ullrich
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Copyright (C) 2005 Colin Smith
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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pfSense_BUILDER_BINARIES: /sbin/pfctl
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pfSense_MODULE: filter
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*/
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##|+PRIV
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##|*IDENT=page-diagnostics-showstates
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##|*NAME=Diagnostics: Show States page
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##|*DESCR=Allow access to the 'Diagnostics: Show States' page.
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##|*MATCH=diag_dump_states.php*
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##|-PRIV
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require_once("guiconfig.inc");
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require_once("interfaces.inc");
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/* handle AJAX operations */
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if($_GET['action']) {
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if($_GET['action'] == "remove") {
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if (is_ipaddr($_GET['srcip']) and is_ipaddr($_GET['dstip'])) {
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$retval = mwexec("/sbin/pfctl -k " . escapeshellarg($_GET['srcip']) . " -k " . escapeshellarg($_GET['dstip']));
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echo htmlentities("|{$_GET['srcip']}|{$_GET['dstip']}|{$retval}|");
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} else {
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echo gettext("invalid input");
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}
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return;
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}
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}
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if ($_GET['filter'] && ($_GET['killfilter'] == "Kill")) {
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if (is_ipaddr($_GET['filter'])) {
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$tokill = escapeshellarg($_GET['filter'] . "/32");
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} elseif (is_subnet($_GET['filter'])) {
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$tokill = escapeshellarg($_GET['filter']);
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} else {
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// Invalid filter
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$tokill = "";
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}
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if (!empty($tokill)) {
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$retval = mwexec("/sbin/pfctl -k {$tokill} -k 0/0");
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$retval = mwexec("/sbin/pfctl -k 0.0.0.0/0 -k {$tokill}");
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}
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}
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$pgtitle = array(gettext("Diagnostics"),gettext("Show States"));
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include("head.inc");
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?>
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<body link="#0000CC" vlink="#0000CC" alink="#0000CC" onload="<?=$jsevents["body"]["onload"];?>">
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<?php include("fbegin.inc"); ?>
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<script type="text/javascript">
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//<![CDATA[
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function removeState(srcip, dstip) {
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var busy = function(index,icon) {
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jQuery(icon).bind("onclick","");
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jQuery(icon).attr('src',jQuery(icon).attr('src').replace("\.gif", "_d.gif"));
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jQuery(icon).css("cursor","wait");
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}
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jQuery('img[name="i:' + srcip + ":" + dstip + '"]').each(busy);
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jQuery.ajax(
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"<?=$_SERVER['SCRIPT_NAME'];?>" +
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"?action=remove&srcip=" + srcip + "&dstip=" + dstip,
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{ type: "get", complete: removeComplete }
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);
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}
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function removeComplete(req) {
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var values = req.responseText.split("|");
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if(values[3] != "0") {
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alert('<?=gettext("An error occurred.");?>');
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return;
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}
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jQuery('tr[id="r:' + values[1] + ":" + values[2] + '"]').each(
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function(index,row) { jQuery(row).fadeOut(1000); }
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);
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}
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//]]>
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</script>
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<table width="100%" border="0" cellpadding="0" cellspacing="0" summary="tabcon">
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<tr>
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<td>
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<?php
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$tab_array = array();
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$tab_array[] = array(gettext("States"), true, "diag_dump_states.php");
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if (isset($config['system']['lb_use_sticky']))
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$tab_array[] = array(gettext("Source Tracking"), false, "diag_dump_states_sources.php");
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$tab_array[] = array(gettext("Reset States"), false, "diag_resetstate.php");
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display_top_tabs($tab_array);
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?>
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</td>
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</tr>
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<tr>
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<td>
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<div id="mainarea">
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<!-- Start of tab content -->
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<?php
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$current_statecount=`pfctl -si | grep "current entries" | awk '{ print $3 }'`;
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?>
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<table class="tabcont" width="100%" border="0" cellspacing="0" cellpadding="0" summary="states">
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<tr>
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<td>
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<form action="<?=$_SERVER['SCRIPT_NAME'];?>" method="get" name="iform">
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<table class="tabcont" width="100%" border="0" cellspacing="0" cellpadding="0" summary="filter">
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<tr>
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<td>
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<?=gettext("Current total state count");?>: <?= $current_statecount ?>
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</td>
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<td style="font-weight:bold;" align="right">
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<?=gettext("Filter expression:");?>
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<input type="text" name="filter" class="formfld search" value="<?=htmlspecialchars($_GET['filter']);?>" size="30" />
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<input type="submit" class="formbtn" value="<?=gettext("Filter");?>" />
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<?php if (is_ipaddr($_GET['filter']) || is_subnet($_GET['filter'])): ?>
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<input type="submit" class="formbtn" name="killfilter" value="<?=gettext("Kill");?>" />
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<?php endif; ?>
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</td>
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</tr>
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</table>
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</form>
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</td>
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</tr>
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<tr>
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<td>
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<table class="tabcont sortable" width="100%" border="0" cellspacing="0" cellpadding="0" summary="results">
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<thead>
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<tr>
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<th class="listhdrr" width="5%"><?=gettext("Int");?></th>
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<th class="listhdrr" width="5%"><?=gettext("Proto");?></th>
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<th class="listhdrr" width="65"><?=gettext("Source -> Router -> Destination");?></th>
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<th class="listhdr" width="24%"><?=gettext("State");?></th>
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<th class="list sort_ignore" width="1%"></th>
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</tr>
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</thead>
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<tbody>
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<?php
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$row = 0;
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/* get our states */
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$grepline = ($_GET['filter']) ? "| /usr/bin/egrep " . escapeshellarg(htmlspecialchars($_GET['filter'])) : "";
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$fd = popen("/sbin/pfctl -s state {$grepline}", "r" );
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while ($line = chop(fgets($fd))) {
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if($row >= 10000)
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break;
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$line_split = preg_split("/\s+/", $line);
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$iface = array_shift($line_split);
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$proto = array_shift($line_split);
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$state = array_pop($line_split);
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$info = implode(" ", $line_split);
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// We may want to make this optional, with a large state table, this could get to be expensive.
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$iface = convert_real_interface_to_friendly_descr($iface);
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/* break up info and extract $srcip and $dstip */
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$ends = preg_split("/\<?-\>?/", $info);
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$parts = explode(":", $ends[0]);
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$srcip = trim($parts[0]);
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$parts = explode(":", $ends[count($ends) - 1]);
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$dstip = trim($parts[0]);
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?>
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<tr valign="top" id="r:<?= $srcip ?>:<?= $dstip ?>">
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<td class="listlr"><?= $iface ?></td>
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<td class="listr"><?= $proto ?></td>
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<td class="listr"><?= $info ?></td>
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<td class="listr"><?= $state ?></td>
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<td class="list">
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<img src="/themes/<?= $g['theme'] ?>/images/icons/icon_x.gif" height="17" width="17" border="0"
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onclick="removeState('<?= $srcip ?>', '<?= $dstip ?>');" style="cursor:pointer;"
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name="i:<?= $srcip ?>:<?= $dstip ?>"
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title="<?= gettext('Remove all state entries from') ?> <?= $srcip ?> <?= gettext('to') ?> <?= $dstip ?>" alt="" />
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</td>
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</tr>
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<?php
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$row++;
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ob_flush();
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}
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if ($row == 0): ?>
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<tr>
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<td class="list" colspan="4" align="center" valign="top">
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<?= gettext("No states were found.") ?>
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</td>
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</tr>
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<?php endif;
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pclose($fd);
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?>
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</tbody>
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</table>
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</td>
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</tr>
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<tr>
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<td class="list" colspan="4" align="center" valign="top">
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<?php if (!empty($_GET['filter'])): ?>
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<?=gettext("States matching current filter")?>: <?= $row ?>
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<?php endif; ?>
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</td>
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</tr>
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</table>
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<!-- End of tab content -->
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</div>
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</td>
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</tr>
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</table>
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<?php require("fend.inc"); ?>
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</body>
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</html>
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