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<?php
/*
services_ntpd_pps.php
*/
/* ====================================================================
* Copyright (c) 2004-2015 Electric Sheep Fencing, LLC. All rights reserved.
* Copyright (c) 2013 Dagorlad
*
* 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.
*
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgment:
* "This product includes software developed by the pfSense Project
* for use in the pfSense software distribution. (http://www.pfsense.org/).
*
* 4. The names "pfSense" and "pfSense Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* coreteam@pfsense.org.
*
* 5. Products derived from this software may not be called "pfSense"
* nor may "pfSense" appear in their names without prior written
* permission of the Electric Sheep Fencing, LLC.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
*
* "This product includes software developed by the pfSense Project
* for use in the pfSense software distribution (http://www.pfsense.org/).
*
* THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY
* EXPRESSED 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 pfSense PROJECT OR
* ITS CONTRIBUTORS 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.
*
* ====================================================================
*
*/
##|+PRIV
##|*IDENT=page-services-ntpd-pps
##|*NAME=Services: NTP PPS
##|*DESCR=Allow access to the 'Services: NTP PPS' page.
##|*MATCH=services_ntpd_pps.php*
##|-PRIV
require_once("guiconfig.inc");
if (!is_array($config['ntpd'])) {
$config['ntpd'] = array();
}
if (!is_array($config['ntpd']['pps'])) {
$config['ntpd']['pps'] = array();
}
if ($_POST) {
unset($input_errors);
if (!$input_errors) {
if (!empty($_POST['ppsport']) && file_exists('/dev/'.$_POST['ppsport'])) {
$config['ntpd']['pps']['port'] = $_POST['ppsport'];
} else {
/* if port is not set, remove all the pps config */
unset($config['ntpd']['pps']);
}
if (!empty($_POST['ppsfudge1'])) {
$config['ntpd']['pps']['fudge1'] = $_POST['ppsfudge1'];
} elseif (isset($config['ntpd']['pps']['fudge1'])) {
unset($config['ntpd']['pps']['fudge1']);
}
if (!empty($_POST['ppsstratum']) && ($_POST['ppsstratum']) < 17) {
$config['ntpd']['pps']['stratum'] = $_POST['ppsstratum'];
} elseif (isset($config['ntpd']['pps']['stratum'])) {
unset($config['ntpd']['pps']['stratum']);
}
if (!empty($_POST['ppsselect'])) {
$config['ntpd']['pps']['noselect'] = $_POST['ppsselect'];
} elseif (isset($config['ntpd']['pps']['noselect'])) {
unset($config['ntpd']['pps']['noselect']);
}
if (!empty($_POST['ppsflag2'])) {
$config['ntpd']['pps']['flag2'] = $_POST['ppsflag2'];
} elseif (isset($config['ntpd']['pps']['flag2'])) {
unset($config['ntpd']['pps']['flag2']);
}
if (!empty($_POST['ppsflag3'])) {
$config['ntpd']['pps']['flag3'] = $_POST['ppsflag3'];
} elseif (isset($config['ntpd']['pps']['flag3'])) {
unset($config['ntpd']['pps']['flag3']);
}
if (!empty($_POST['ppsflag4'])) {
$config['ntpd']['pps']['flag4'] = $_POST['ppsflag4'];
} elseif (isset($config['ntpd']['pps']['flag4'])) {
unset($config['ntpd']['pps']['flag4']);
}
if (!empty($_POST['ppsrefid'])) {
$config['ntpd']['pps']['refid'] = $_POST['ppsrefid'];
} elseif (isset($config['ntpd']['pps']['refid'])) {
unset($config['ntpd']['pps']['refid']);
}
write_config("Updated NTP PPS Settings");
$retval = 0;
$retval = system_ntp_configure();
$savemsg = get_std_save_message($retval);
}
}
$pconfig = &$config['ntpd']['pps'];
$pgtitle = array(gettext("Services"), gettext("NTP"), gettext("PPS"));
$shortcut_section = "ntp";
include("head.inc");
if ($input_errors) {
print_input_errors($input_errors);
}
if ($savemsg) {
print_info_box($savemsg, 'success');
}
$tab_array = array();
$tab_array[] = array(gettext("NTP"), false, "services_ntpd.php");
$tab_array[] = array(gettext("Serial GPS"), false, "services_ntpd_gps.php");
$tab_array[] = array(gettext("PPS"), true, "services_ntpd_pps.php");
display_top_tabs($tab_array);
$form = new Form;
$section = new Form_Section('NTP Serial PPS Configuration');
$section->addInput(new Form_StaticText(
'Notes',
'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. ' .
'A serial GPS may also be used, but the serial GPS driver would usually be the better option. ' .
'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.' . '<br /><br />' .
'At least 3 additional time sources should be configured under ' .
'<a href="services_ntpd.php">' . 'Services > NTP' . '</a>' . ' to reliably supply the time of each PPS pulse.'
));
$serialports = glob("/dev/cua?[0-9]{,.[0-9]}", GLOB_BRACE);
if (!empty($serialports)) {
$splist = array();
foreach ($serialports as $port) {
$shortport = substr($port, 5);
$splist[$shortport] = $shortport;
}
$section->addInput(new Form_Select(
'ppsport',
'Serial Port',
$pconfig['port'],
$splist
))->setHelp('All serial ports are listed, be sure to pick the port with the PPS source attached. ');
}
$section->addInput(new Form_Input(
'ppsfudge1',
'Fudge Time',
'text',
$pconfig['fudge1']
))->setHelp('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. (default: 0.0).');
$section->addInput(new Form_Input(
'ppsstratum',
'Stratum',
'text',
$pconfig['stratum']
))->setHelp('This may be used to change the PPS Clock stratum (default: 0). This may be useful if, for some reason, you want ntpd to prefer a different clock and just monitor this source.');
$section->addInput(new Form_Checkbox(
'ppsflag2',
'Flags',
'Enable falling edge PPS signal processing (default: unchecked, rising edge).',
$pconfig['flag2']
));
$section->addInput(new Form_Checkbox(
'ppsflag3',
null,
'Enable kernel PPS clock discipline (default: unchecked).',
$pconfig['flag3']
));
$section->addInput(new Form_Checkbox(
'ppsflag4',
null,
'Record a timestamp once for each second, useful for constructing Allan deviation plots (default: unchecked).',
$pconfig['flag4']
));
$section->addInput(new Form_Input(
'ppsrefid',
'Clock ID',
'text',
$pconfig['refid'],
['placeholder' => '1 to 4 characters']
))->setHelp('This may be used to change the PPS Clock ID (default: PPS).');
$form->add($section);
print($form);
include("foot.inc");
|
