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<?php
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/* $Id$ */
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/*
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services_ntpd_pps.php
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Copyright (C) 2013-2015 Electric Sheep Fencing, LP
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Copyright (C) 2013 Dagorlad
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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_MODULE: ntpd_pps
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*/
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##|+PRIV
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##|*IDENT=page-services-ntpd-pps
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##|*NAME=Services: NTP PPS page
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##|*DESCR=Allow access to the 'Services: NTP PPS' page..
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##|*MATCH=services_ntpd_pps.php*
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##|-PRIV
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require_once("guiconfig.inc");
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if (!is_array($config['ntpd']))
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$config['ntpd'] = array();
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if (!is_array($config['ntpd']['pps']))
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$config['ntpd']['pps'] = array();
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if ($_POST) {
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unset($input_errors);
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if (!$input_errors) {
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if (!empty($_POST['ppsport']) && file_exists('/dev/'.$_POST['ppsport']))
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$config['ntpd']['pps']['port'] = $_POST['ppsport'];
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/* if port is not set, remove all the pps config */
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else unset($config['ntpd']['pps']);
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if (!empty($_POST['ppsfudge1']))
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$config['ntpd']['pps']['fudge1'] = $_POST['ppsfudge1'];
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elseif (isset($config['ntpd']['pps']['fudge1']))
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unset($config['ntpd']['pps']['fudge1']);
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if (!empty($_POST['ppsstratum']) && ($_POST['ppsstratum']) < 17 )
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$config['ntpd']['pps']['stratum'] = $_POST['ppsstratum'];
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elseif (isset($config['ntpd']['pps']['stratum']))
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unset($config['ntpd']['pps']['stratum']);
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if (!empty($_POST['ppsselect']))
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$config['ntpd']['pps']['noselect'] = $_POST['ppsselect'];
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elseif (isset($config['ntpd']['pps']['noselect']))
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unset($config['ntpd']['pps']['noselect']);
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if (!empty($_POST['ppsflag2']))
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$config['ntpd']['pps']['flag2'] = $_POST['ppsflag2'];
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elseif (isset($config['ntpd']['pps']['flag2']))
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unset($config['ntpd']['pps']['flag2']);
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if (!empty($_POST['ppsflag3']))
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$config['ntpd']['pps']['flag3'] = $_POST['ppsflag3'];
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elseif (isset($config['ntpd']['pps']['flag3']))
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unset($config['ntpd']['pps']['flag3']);
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if (!empty($_POST['ppsflag4']))
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$config['ntpd']['pps']['flag4'] = $_POST['ppsflag4'];
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elseif (isset($config['ntpd']['pps']['flag4']))
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unset($config['ntpd']['pps']['flag4']);
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if (!empty($_POST['ppsrefid']))
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$config['ntpd']['pps']['refid'] = $_POST['ppsrefid'];
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elseif (isset($config['ntpd']['pps']['refid']))
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unset($config['ntpd']['pps']['refid']);
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write_config("Updated NTP PPS Settings");
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$retval = 0;
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$retval = system_ntp_configure();
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$savemsg = get_std_save_message($retval);
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}
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}
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$pconfig = &$config['ntpd']['pps'];
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$pgtitle = array(gettext("Services"),gettext("NTP PPS"));
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$shortcut_section = "ntp";
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include("head.inc");
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?>
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<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
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<?php include("fbegin.inc"); ?>
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<form action="services_ntpd_pps.php" method="post" name="iform" id="iform">
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<?php if ($input_errors) print_input_errors($input_errors); ?>
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<?php if ($savemsg) print_info_box($savemsg); ?>
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<table width="100%" border="0" cellpadding="0" cellspacing="0" summary="ntpd pps">
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<tr>
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<td>
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<?php
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$tab_array = array();
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$tab_array[] = array(gettext("NTP"), false, "services_ntpd.php");
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$tab_array[] = array(gettext("Serial GPS"), false, "services_ntpd_gps.php");
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$tab_array[] = array(gettext("PPS"), true, "services_ntpd_pps.php");
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display_top_tabs($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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<table class="tabcont" width="100%" border="0" cellpadding="6" cellspacing="0" summary="main area">
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<tr>
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<td colspan="2" valign="top" class="listtopic"><?=gettext("NTP PPS Configuration"); ?></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq">
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</td>
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<td width="78%" class="vtable"><?php echo gettext("Devices with a Pulse Per Second output such as radios that receive a time signal from DCF77 (DE), JJY (JP), MSF (GB) or WWVB (US) may be used as a PPS reference for NTP.");?>
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<?php echo gettext("A serial GPS may also be used, but the serial GPS driver would usually be the better option.");?>
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<?php echo gettext("A PPS signal only provides a reference to the change of a second, so at least one other source to number the seconds is required.");?>
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<br />
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<br /><strong><?php echo gettext("Note");?>:</strong> <?php echo gettext("At least 3 additional time sources should be configured under"); ?> <a href="services_ntpd.php"><?php echo gettext("Services > NTP"); ?></a> <?php echo gettext("to reliably supply the time of each PPS pulse."); ?>
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</td>
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</tr>
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<?php $serialports = glob("/dev/cua?[0-9]{,.[0-9]}", GLOB_BRACE); ?>
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<?php if (!empty($serialports)): ?>
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<tr>
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<td width="22%" valign="top" class="vncellreq">Serial port</td>
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<td width="78%" class="vtable">
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<select name="ppsport" class="formselect">
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<option value="">none</option>
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<?php foreach ($serialports as $port):
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$shortport = substr($port,5);
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$selected = ($shortport == $pconfig['port']) ? " selected=\"selected\"" : "";?>
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<option value="<?php echo $shortport;?>"<?php echo $selected;?>><?php echo $shortport;?></option>
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<?php endforeach; ?>
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</select>
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<?php echo gettext("All serial ports are listed, be sure to pick the port with the PPS source attached."); ?>
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</td>
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</tr>
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<?php endif; ?>
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<tr>
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<td width="22%" valign="top" class="vncellreq">Fudge time</td>
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<td width="78%" class="vtable">
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<input name="ppsfudge1" type="text" class="formfld unknown" id="ppsfudge1" min="-1" max="1" size="20" value="<?=htmlspecialchars($pconfig['fudge1']);?>" />(<?php echo gettext("seconds");?>)<br />
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<?php echo gettext("Fudge time is used to specify the PPS signal offset from the actual second such as the transmission delay between the transmitter and the receiver.");?> (<?php echo gettext("default");?>: 0.0).</td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq">Stratum</td>
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<td width="78%" class="vtable">
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<input name="ppsstratum" type="text" class="formfld unknown" id="ppsstratum" max="16" size="20" value="<?=htmlspecialchars($pconfig['stratum']);?>" /><?php echo gettext("(0-16)");?><br />
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<?php echo gettext("This may be used to change the PPS Clock stratum");?> (<?php echo gettext("default");?>: 0). <?php echo gettext("This may be useful if, for some reason, you want ntpd to prefer a different clock and just monitor this source."); ?></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq">Flags</td>
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<td width="78%" class="vtable">
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<table summary="flags">
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<tr>
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<td>
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<?php echo gettext("Normally there should be no need to change these options from the defaults."); ?><br />
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</td>
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</tr>
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</table>
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<table>
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<tr>
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<td>
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<input name="ppsflag2" type="checkbox" class="formcheckbox" id="ppsflag2"<?php if($pconfig['flag2']) echo " checked=\"checked\""; ?> />
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</td>
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<td>
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<span class="vexpl"><?php echo gettext("Enable falling edge PPS signal processing (default: rising edge)."); ?></span>
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</td>
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</tr>
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<tr>
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<td>
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<input name="ppsflag3" type="checkbox" class="formcheckbox" id="ppsflag3"<?php if($pconfig['flag3']) echo " checked=\"checked\""; ?> />
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</td>
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<td>
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<span class="vexpl"><?php echo gettext("Enable kernel PPS clock discipline (default: disabled)."); ?></span>
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</td>
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</tr>
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<tr>
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<td>
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<input name="ppsflag4" type="checkbox" class="formcheckbox" id="ppsflag4"<?php if($pconfig['flag4']) echo " checked=\"checked\""; ?> />
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</td>
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<td>
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<span class="vexpl"><?php echo gettext("Record a timestamp once for each second, useful for constructing Allan deviation plots (default: disabled)."); ?></span>
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</td>
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</tr>
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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 width="22%" valign="top" class="vncellreq">Clock ID</td>
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<td width="78%" class="vtable">
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<input name="ppsrefid" type="text" class="formfld unknown" id="ppsrefid" maxlength= "4" size="20" value="<?php htmlspecialchars($pconfig['refid']);?>" /><?php echo gettext("(1 to 4 charactors)");?><br />
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<?php echo gettext("This may be used to change the PPS Clock ID");?> (<?php echo gettext("default");?>: PPS).</td>
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</tr>
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<tr>
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<td width="22%" valign="top"> </td>
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<td width="78%">
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<input name="Submit" type="submit" class="formbtn" value="<?=gettext("Save");?>" />
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</td>
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</tr>
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</table>
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</div>
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</td>
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</tr>
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</table>
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</form>
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<?php include("fend.inc"); ?>
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</body>
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</html>
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