diff options
Diffstat (limited to 'src/usr/local/www/status_dhcpv6_leases.php')
| -rw-r--r-- | src/usr/local/www/status_dhcpv6_leases.php | 581 |
1 files changed, 581 insertions, 0 deletions
diff --git a/src/usr/local/www/status_dhcpv6_leases.php b/src/usr/local/www/status_dhcpv6_leases.php new file mode 100644 index 0000000..63f1946 --- /dev/null +++ b/src/usr/local/www/status_dhcpv6_leases.php @@ -0,0 +1,581 @@ +<?php +/* $Id$ */ +/* + status_dhcpv6_leases.php + Copyright (C) 2013-2015 Electric Sheep Fencing, LP + Copyright (C) 2011 Seth Mos + Copyright (C) 2004-2009 Scott Ullrich + All rights reserved. + + originally part of m0n0wall (http://m0n0.ch/wall) + Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>. + 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. +*/ + +/* + pfSense_BUILDER_BINARIES: /usr/bin/awk /bin/cat /usr/sbin/ndp /usr/bin/wc /usr/bin/grep + pfSense_MODULE: dhcpserver +*/ + +##|+PRIV +##|*IDENT=page-status-dhcpv6leases +##|*NAME=Status: DHCPv6 leases page +##|*DESCR=Allow access to the 'Status: DHCPv6 leases' page. +##|*MATCH=status_dhcpv6_leases.php* +##|-PRIV + +require("guiconfig.inc"); +require_once("config.inc"); + +$pgtitle = array(gettext("Status"), gettext("DHCPv6 leases")); +$shortcut_section = "dhcp6"; + +$leasesfile = "{$g['dhcpd_chroot_path']}/var/db/dhcpd6.leases"; + +if (($_GET['deleteip']) && (is_ipaddr($_GET['deleteip']))) { + /* Stop DHCPD */ + killbyname("dhcpd"); + + /* Read existing leases */ + $leases_contents = explode("\n", file_get_contents($leasesfile)); + $newleases_contents = array(); + $i = 0; + while ($i < count($leases_contents)) { + /* Find the lease(s) we want to delete */ + if ($leases_contents[$i] == " iaaddr {$_GET['deleteip']} {") { + /* The iaaddr line is two lines down from the start of the lease, so remove those two lines. */ + array_pop($newleases_contents); + array_pop($newleases_contents); + /* Skip to the end of the lease declaration */ + do { + $i++; + } while ($leases_contents[$i] != "}"); + } else { + /* It's a line we want to keep, copy it over. */ + $newleases_contents[] = $leases_contents[$i]; + } + $i++; + } + + /* Write out the new leases file */ + $fd = fopen($leasesfile, 'w'); + fwrite($fd, implode("\n", $newleases_contents)); + fclose($fd); + + /* Restart DHCP Service */ + services_dhcpd_configure(); + header("Location: status_dhcpv6_leases.php?all={$_GET['all']}"); +} + +// Load MAC-Manufacturer table +$mac_man = load_mac_manufacturer_table(); + +include("head.inc"); + +?> + +<body link="#0000CC" vlink="#0000CC" alink="#0000CC"> +<?php include("fbegin.inc"); ?> +<?php + +function leasecmp($a, $b) { + return strcmp($a[$_GET['order']], $b[$_GET['order']]); +} + +function adjust_gmt($dt) { + global $config; + + $dhcpv6leaseinlocaltime == "no"; + if (is_array($config['dhcpdv6'])) { + $dhcpdv6 = $config['dhcpdv6']; + foreach ($dhcpdv6 as $dhcpv6leaseinlocaltime) { + $dhcpv6leaseinlocaltime = $dhcpv6leaseinlocaltime['dhcpv6leaseinlocaltime']; + if ($dhcpv6leaseinlocaltime == "yes") { + break; + } + } + } + + $timezone = $config['system']['timezone']; + $ts = strtotime($dt . " GMT"); + if ($dhcpv6leaseinlocaltime == "yes") { + $this_tz = new DateTimeZone($timezone); + $dhcp_lt = new DateTime(strftime("%I:%M:%S%p", $ts), $this_tz); + $offset = $this_tz->getOffset($dhcp_lt); + $ts = $ts + $offset; + return strftime("%Y/%m/%d %I:%M:%S%p", $ts); + } else { + return strftime("%Y/%m/%d %H:%M:%S", $ts); + } +} + +function remove_duplicate($array, $field) { + foreach ($array as $sub) { + $cmp[] = $sub[$field]; + } + $unique = array_unique(array_reverse($cmp, true)); + foreach ($unique as $k => $rien) { + $new[] = $array[$k]; + } + return $new; +} + +function parse_duid($duid_string) { + $parsed_duid = array(); + for ($i = 0; $i < strlen($duid_string); $i++) { + $s = substr($duid_string, $i, 1); + if ($s == '\\') { + $n = substr($duid_string, $i+1, 1); + if (($n == '\\') || ($n == '"')) { + $parsed_duid[] = sprintf("%02x", ord($n)); + } elseif (is_numeric($n)) { + $parsed_duid[] = sprintf("%02x", octdec(substr($duid_string, $i+1, 3))); + $i += 3; + } + } else { + $parsed_duid[] = sprintf("%02x", ord($s)); + } + } + $iaid = array_slice($parsed_duid, 0, 4); + $duid = array_slice($parsed_duid, 4); + return array($iaid, $duid); +} + +$awk = "/usr/bin/awk"; + +/* this pattern sticks comments into a single array item */ +$cleanpattern = "'{ gsub(\"^#.*\", \"\");} { gsub(\"^server-duid.*\", \"\");} { gsub(\";$\", \"\"); print;}'"; +/* We then split the leases file by } */ +$splitpattern = "'BEGIN { RS=\"}\";} {for (i=1; i<=NF; i++) printf \"%s \", \$i; printf \"}\\n\";}'"; + +/* stuff the leases file in a proper format into a array by line */ +exec("/bin/cat {$leasesfile} | {$awk} {$cleanpattern} | {$awk} {$splitpattern} | /usr/bin/grep '^ia-.. '", $leases_content); +$leases_count = count($leases_content); +exec("/usr/sbin/ndp -an", $rawdata); +$ndpdata = array(); +foreach ($rawdata as $line) { + $elements = preg_split('/\s+/ ', $line); + if ($elements[1] != "(incomplete)") { + $ndpent = array(); + $ip = trim(str_replace(array('(', ')'), '', $elements[0])); + $ndpent['mac'] = trim($elements[1]); + $ndpent['interface'] = trim($elements[2]); + $ndpdata[$ip] = $ndpent; + } +} + +$pools = array(); +$leases = array(); +$prefixes = array(); +$mappings = array(); +$i = 0; +$l = 0; +$p = 0; + +// Put everything together again +while ($i < $leases_count) { + $entry = array(); + /* split the line by space */ + $duid_split = array(); + preg_match('/ia-.. "(.*)" { (.*)/ ', $leases_content[$i], $duid_split); + if (!empty($duid_split[1])) { + $iaid_duid = parse_duid($duid_split[1]); + $entry['iaid'] = hexdec(implode("", array_reverse($iaid_duid[0]))); + $entry['duid'] = implode(":", $iaid_duid[1]); + $data = explode(" ", $duid_split[2]); + } else { + $data = explode(" ", $leases_content[$i]); + } + /* walk the fields */ + $f = 0; + $fcount = count($data); + /* with less then 12 fields there is nothing useful */ + if ($fcount < 12) { + $i++; + continue; + } + while ($f < $fcount) { + switch ($data[$f]) { + case "failover": + $pools[$p]['name'] = $data[$f+2]; + $pools[$p]['mystate'] = $data[$f+7]; + $pools[$p]['peerstate'] = $data[$f+14]; + $pools[$p]['mydate'] = $data[$f+10]; + $pools[$p]['mydate'] .= " " . $data[$f+11]; + $pools[$p]['peerdate'] = $data[$f+17]; + $pools[$p]['peerdate'] .= " " . $data[$f+18]; + $p++; + $i++; + continue 3; + case "ia-pd": + $is_prefix = true; + case "ia-na": + $entry['iaid'] = $tmp_iaid; + $entry['duid'] = $tmp_duid; + if ($data[$f+1][0] == '"') { + $duid = ""; + /* FIXME: This needs a safety belt to prevent an infinite loop */ + while ($data[$f][strlen($data[$f])-1] != '"') { + $duid .= " " . $data[$f+1]; + $f++; + } + $entry['duid'] = $duid; + } else { + $entry['duid'] = $data[$f+1]; + } + $entry['type'] = "dynamic"; + $f = $f+2; + break; + case "iaaddr": + $entry['ip'] = $data[$f+1]; + $entry['type'] = "dynamic"; + if (in_array($entry['ip'], array_keys($ndpdata))) { + $entry['online'] = 'online'; + } else { + $entry['online'] = 'offline'; + } + $f = $f+2; + break; + case "iaprefix": + $is_prefix = true; + $entry['prefix'] = $data[$f+1]; + $entry['type'] = "dynamic"; + $f = $f+2; + break; + case "starts": + $entry['start'] = $data[$f+2]; + $entry['start'] .= " " . $data[$f+3]; + $f = $f+3; + break; + case "ends": + $entry['end'] = $data[$f+2]; + $entry['end'] .= " " . $data[$f+3]; + $f = $f+3; + break; + case "tstp": + $f = $f+3; + break; + case "tsfp": + $f = $f+3; + break; + case "atsfp": + $f = $f+3; + break; + case "cltt": + $entry['start'] = $data[$f+2]; + $entry['start'] .= " " . $data[$f+3]; + $f = $f+3; + break; + case "binding": + switch ($data[$f+2]) { + case "active": + $entry['act'] = "active"; + break; + case "free": + $entry['act'] = "expired"; + $entry['online'] = "offline"; + break; + case "backup": + $entry['act'] = "reserved"; + $entry['online'] = "offline"; + break; + case "released": + $entry['act'] = "released"; + $entry['online'] = "offline"; + } + $f = $f+1; + break; + case "next": + /* skip the next binding statement */ + $f = $f+3; + break; + case "hardware": + $f = $f+2; + break; + case "client-hostname": + if ($data[$f+1] <> "") { + $entry['hostname'] = preg_replace('/"/', '', $data[$f+1]); + } else { + $hostname = gethostbyaddr($entry['ip']); + if ($hostname <> "") { + $entry['hostname'] = $hostname; + } + } + $f = $f+1; + break; + case "uid": + $f = $f+1; + break; + } + $f++; + } + if ($is_prefix) { + $prefixes[] = $entry; + } else { + $leases[] = $entry; + $mappings[$entry['iaid'] . $entry['duid']] = $entry['ip']; + } + $l++; + $i++; + $is_prefix = false; +} + +if (count($leases) > 0) { + $leases = remove_duplicate($leases, "ip"); +} + +if (count($prefixes) > 0) { + $prefixes = remove_duplicate($prefixes, "prefix"); +} + +if (count($pools) > 0) { + $pools = remove_duplicate($pools, "name"); + asort($pools); +} + +foreach ($config['interfaces'] as $ifname => $ifarr) { + if (is_array($config['dhcpdv6'][$ifname]) && + is_array($config['dhcpdv6'][$ifname]['staticmap'])) { + foreach ($config['dhcpdv6'][$ifname]['staticmap'] as $static) { + $slease = array(); + $slease['ip'] = $static['ipaddrv6']; + $slease['type'] = "static"; + $slease['duid'] = $static['duid']; + $slease['start'] = ""; + $slease['end'] = ""; + $slease['hostname'] = htmlentities($static['hostname']); + $slease['act'] = "static"; + if (in_array($slease['ip'], array_keys($ndpdata))) { + $slease['online'] = 'online'; + } else { + $slease['online'] = 'offline'; + } + + $leases[] = $slease; + } + } +} + +if ($_GET['order']) { + usort($leases, "leasecmp"); +} + +/* only print pool status when we have one */ +if (count($pools) > 0) { +?> +<table class="tabcont sortable" width="100%" border="0" cellpadding="0" cellspacing="0" summary="dhcp leases"> + <tr> + <td class="listhdrr"><?=gettext("Failover Group"); ?></a></td> + <td class="listhdrr"><?=gettext("My State"); ?></a></td> + <td class="listhdrr"><?=gettext("Since"); ?></a></td> + <td class="listhdrr"><?=gettext("Peer State"); ?></a></td> + <td class="listhdrr"><?=gettext("Since"); ?></a></td> + </tr> +<?php + foreach ($pools as $data) { + echo "<tr>\n"; + echo "<td class=\"listlr\">{$fspans}{$data['name']}{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['mystate']}{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['mydate']) . "{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['peerstate']}{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['peerdate']) . "{$fspane}</td>\n"; + echo "<td class=\"list\" valign=\"middle\" width=\"17\"> </td>\n"; + echo "<td class=\"list\" valign=\"middle\" width=\"17\"> </td>\n"; + echo "</tr>\n"; + } +?> +</table> + +<?php +/* only print pool status when we have one */ +} +?> + +<br/> + +<table class="tabcont sortable" width="100%" border="0" cellpadding="0" cellspacing="0" summary="dhcp leases"> + <tr> + <td class="listhdrr"><a href="#"><?=gettext("IPv6 address"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("IAID"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("DUID"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("Hostname/MAC"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("Start"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("End"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("Online"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("Lease Type"); ?></a></td> + </tr> +<?php +foreach ($leases as $data) { + if (($data['act'] == "active") || ($data['act'] == "static") || ($_GET['all'] == 1)) { + if ($data['act'] != "active" && $data['act'] != "static") { + $fspans = "<span class=\"gray\">"; + $fspane = " </span>"; + } else { + $fspans = ""; + $fspane = " "; + } + + if ($data['act'] == "static") { + foreach ($config['dhcpdv6'] as $dhcpif => $dhcpifconf) { + if (is_array($dhcpifconf['staticmap'])) { + foreach ($dhcpifconf['staticmap'] as $staticent) { + if ($data['ip'] == $staticent['ipaddr']) { + $data['if'] = $dhcpif; + break; + } + } + } + /* exit as soon as we have an interface */ + if ($data['if'] != "") { + break; + } + } + } else { + $data['if'] = convert_real_interface_to_friendly_interface_name(guess_interface_from_ip($data['ip'])); + } + echo "<tr>\n"; + echo "<td class=\"listlr\">{$fspans}{$data['ip']}{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['iaid']}{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['duid']}{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}"; + if (!empty($data['hostname'])) { + echo htmlentities($data['hostname']) . "<br />"; + } + + $mac=trim($ndpdata[$data['ip']]['mac']); + if (!empty($mac)) { + $mac_hi = strtoupper($mac[0] . $mac[1] . $mac[3] . $mac[4] . $mac[6] . $mac[7]); + print htmlentities($mac); + if (isset($mac_man[$mac_hi])) { + print "<br /><font size=\"-2\"><i>{$mac_man[$mac_hi]}</i></font>"; + } + } + + echo "{$fspane} </td>\n"; + if ($data['type'] != "static") { + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['start']) . "{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['end']) . "{$fspane}</td>\n"; + } else { + echo "<td class=\"listr\">{$fspans} n/a {$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans} n/a {$fspane}</td>\n"; + } + echo "<td class=\"listr\">{$fspans}{$data['online']}{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['act']}{$fspane}</td>\n"; + + if ($data['type'] == "dynamic") { + echo "<td valign=\"middle\"><a href=\"services_dhcpv6_edit.php?if={$data['if']}&duid={$data['duid']}&hostname={$data['hostname']}\">"; + echo "<img src=\"/themes/{$g['theme']}/images/icons/icon_plus.gif\" width=\"17\" height=\"17\" border=\"0\" title=\"" . gettext("add a static mapping for this MAC address") ."\" alt=\"add\" /></a></td>\n"; + } else { + echo "<td class=\"list\" valign=\"middle\">"; + echo "<img src=\"/themes/{$g['theme']}/images/icons/icon_plus_mo.gif\" width=\"17\" height=\"17\" border=\"0\" alt=\"add\" /></td>\n"; + } + + /* Only show the button for offline dynamic leases */ + if (($data['type'] == "dynamic") && ($data['online'] != "online")) { + echo "<td class=\"list\" valign=\"middle\"><a href=\"status_dhcpv6_leases.php?deleteip={$data['ip']}&all=" . htmlspecialchars($_GET['all']) . "\">"; + echo "<img src=\"/themes/{$g['theme']}/images/icons/icon_x.gif\" width=\"17\" height=\"17\" border=\"0\" title=\"" . gettext("delete this DHCP lease") . "\" alt=\"delete\" /></a></td>\n"; + } + echo "</tr>\n"; + } +} +?> +</table> +<br/> +<h3>Delegated Prefixes</h3> +<table class="tabcont sortable" width="100%" border="0" cellpadding="0" cellspacing="0" summary="prefixes"> + <tr> + <td class="listhdrr"><a href="#"><?=gettext("IPv6 Prefix"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("IAID"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("DUID"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("Start"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("End"); ?></a></td> + <td class="listhdrr"><a href="#"><?=gettext("State"); ?></a></td> + </tr> +<?php +foreach ($prefixes as $data) { + if (($data['act'] == "active") || ($data['act'] == "static") || ($_GET['all'] == 1)) { + if ($data['act'] != "active" && $data['act'] != "static") { + $fspans = "<span class=\"gray\">"; + $fspane = " </span>"; + } else { + $fspans = ""; + $fspane = " "; + } + + if ($data['act'] == "static") { + foreach ($config['dhcpdv6'] as $dhcpif => $dhcpifconf) { + if (is_array($dhcpifconf['staticmap'])) { + foreach ($dhcpifconf['staticmap'] as $staticent) { + if ($data['ip'] == $staticent['ipaddr']) { + $data['if'] = $dhcpif; + break; + } + } + } + /* exit as soon as we have an interface */ + if ($data['if'] != "") { + break; + } + } + } else { + $data['if'] = convert_real_interface_to_friendly_interface_name(guess_interface_from_ip($data['ip'])); + } + echo "<tr>\n"; + if ($mappings[$data['iaid'] . $data['duid']]) { + $dip = "<br />Routed To: {$mappings[$data['iaid'] . $data['duid']]}"; + } + echo "<td class=\"listlr\">{$fspans}{$data['prefix']}{$dip}{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['iaid']}{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}{$data['duid']}{$fspane}</td>\n"; + if ($data['type'] != "static") { + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['start']) . "{$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans}" . adjust_gmt($data['end']) . "{$fspane}</td>\n"; + } else { + echo "<td class=\"listr\">{$fspans} n/a {$fspane}</td>\n"; + echo "<td class=\"listr\">{$fspans} n/a {$fspane}</td>\n"; + } + echo "<td class=\"listr\">{$fspans}{$data['act']}{$fspane}</td>\n"; + echo "</tr>\n"; + } +} +?> +</table> +<br/> +<form action="status_dhcpv6_leases.php" method="get"> + <input type="hidden" name="order" value="<?=htmlspecialchars($_GET['order']);?>" /> +<?php if ($_GET['all']): ?> + <input type="hidden" name="all" value="0" /> + <input type="submit" class="formbtn" value="<?=gettext("Show active and static leases only"); ?>" /> +<?php else: ?> + <input type="hidden" name="all" value="1" /> + <input type="submit" class="formbtn" value="<?=gettext("Show all configured leases"); ?>" /> +<?php endif; ?> +</form> +<?php if ($leases == 0): ?> +<p><strong><?=gettext("No leases file found. Is the DHCP server active"); ?>?</strong></p> +<?php endif; ?> + +<?php include("fend.inc"); ?> +</body> +</html> |
