pfSense

<?php

/* $Id$ */

/*

	system.inc

	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.

*/

/* include all configuration functions */

require_once("functions.inc");

function system_resolvconf_generate($dynupdate = false) {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_resolvconf_generate() being called $mt\n";

	}

        $syscfg = $config['system'];

        $fd = fopen("{$g['varetc_path']}/resolv.conf", "w");

        if (!$fd) {

                printf("Error: cannot open resolv.conf in system_resolvconf_generate().\n");

                return 1;

        }

        $resolvconf = "domain {$syscfg['domain']}\n";

        $havedns = false;

        if (isset($syscfg['dnsallowoverride'])) {

                /* get dynamically assigned DNS servers (if any) */

		$ns = array_unique(get_nameservers());

		foreach($ns as $nameserver) {

			if($nameserver) {

				$resolvconf .= "nameserver $nameserver\n";

				$havedns = true;

			}

		}

        }

        if (!$havedns && is_array($syscfg['dnsserver'])) {

                foreach ($syscfg['dnsserver'] as $ns) {

                        if ($ns) {

                                $resolvconf .= "nameserver $ns\n";

				$havedns = true;

			}

                }

        }

        fwrite($fd, $resolvconf);

        fclose($fd);

        if (!$g['booting']) {

                /* restart dhcpd (nameservers may have changed) */

                if (!$dynupdate)

                        services_dhcpd_configure();

        }

        return 0;

}

function get_nameservers() {

	global $config, $g;

	$master_list = array();

	$dns_lists = split("\n", `ls /var/etc/nameserver_* 2>/dev/null`);

	foreach($dns_lists as $dns) {

		$items = split("\n", file_get_contents($dns));

		foreach($items as $item)

			if($item <> "")

				$master_list[] = $item;

	}

	if(!file_exists("/var/etc/nameservers.conf"))

		return $master_list;

	$dns = `cat /var/etc/nameservers.conf`;

	$dns_s = split("\n", $dns);

	foreach($dns_s as $dns)

		$master_list[] = $dns;

	return $master_list;

}

function system_hosts_generate() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_hosts_generate() being called $mt\n";

	}

	$syscfg = $config['system'];

	$lancfg = $config['interfaces']['lan'];

	$dnsmasqcfg = $config['dnsmasq'];

	if (!is_array($dnsmasqcfg['hosts'])) {

		$dnsmasqcfg['hosts'] = array();

	}

	$hostscfg = $dnsmasqcfg['hosts'];

	$fd = fopen("{$g['varetc_path']}/hosts", "w");

	if (!$fd) {

		log_error("Error: cannot open hosts file in system_hosts_generate().\n");

		return 1;

	}

	$hosts = <<<EOD

127.0.0.1	localhost localhost.{$syscfg['domain']}

{$lancfg['ipaddr']}	{$syscfg['hostname']}.{$syscfg['domain']} {$syscfg['hostname']}

EOD;

	foreach ($hostscfg as $host) {

		if ($host['host'])

			$hosts .= "{$host['ip']}	{$host['host']}.{$host['domain']} {$host['host']}\n";

		else

			$hosts .= "{$host['ip']}	{$host['domain']}\n";

	}

	fwrite($fd, $hosts);

	fclose($fd);

	return 0;

}

function system_hostname_configure() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_hostname_configure() being called $mt\n";

	}

	$syscfg = $config['system'];

	/* set hostname */

	return mwexec("/bin/hostname " .

		escapeshellarg("{$syscfg['hostname']}.{$syscfg['domain']}"));

}

function system_routing_configure() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_routing_configure() being called $mt\n";

	}

	/* Enable fast routing, if enabled */

	if(isset($config['staticroutes']['enablefastrouting']))

		mwexec("/sbin/sysctl net.inet.ip.fastforwarding=1");

	/* clear out old routes, if necessary */

	if (file_exists("{$g['vardb_path']}/routes.db")) {

		$fd = fopen("{$g['vardb_path']}/routes.db", "r");

		if (!$fd) {

			printf("Error: cannot open routes DB file in system_routing_configure().\n");

			return 1;

		}

		while (!feof($fd)) {

			$oldrt = fgets($fd);

			if ($oldrt)

				mwexec("/sbin/route delete " . escapeshellarg($oldrt));

		}

		fclose($fd);

		unlink("{$g['vardb_path']}/routes.db");

	}

	if (is_array($config['staticroutes']['route'])) {

		$fd = fopen("{$g['vardb_path']}/routes.db", "w");

		if (!$fd) {

			printf("Error: cannot open routes DB file in system_routing_configure().\n");

			return 1;

		}

		foreach ($config['staticroutes']['route'] as $rtent) {

			if(isset($rtent['interfacegateway'])) {

				mwexec("/sbin/route add " . escapeshellarg($rtent['network']) .

					" -iface " . escapeshellarg(convert_friendly_interface_to_real_interface_name($rtent['interface'])));

			} else {

				mwexec("/sbin/route add " . escapeshellarg($rtent['network']) .

					" " . escapeshellarg($rtent['gateway']));

			}

			/* record route so it can be easily removed later (if necessary) */

			fwrite($fd, $rtent['network'] . "\n");

		}

		fclose($fd);

	}

	return 0;

}

function system_routing_enable() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_routing_enable() being called $mt\n";

	}

	return mwexec("/sbin/sysctl net.inet.ip.forwarding=1");

}

function system_syslogd_start() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_syslogd_start() being called $mt\n";

	}

	$syslogcfg = $config['syslog'];

	if ($g['booting'])

		echo "Starting syslog... ";

	else

		killbypid("{$g['varrun_path']}/syslog.pid");

	if (isset($syslogcfg)) {

		if($config['installedpackages']['package']) {

                        foreach($config['installedpackages']['package'] as $package) {

                                if($package['logging']) {

					$pkgfacilities[] = $package['logging']['facilityname'];

					$facilitylist = implode(',', $pkgfacilities);

					mwexec("clog -i -s 10000 {$g['varlog_path']}/{$package['logging']['logfilename']}");

                                	$syslogconf .= "!{$package['logging']['facilityname']}\n*.*\t\t\t\t\t\t%{$g['varlog_path']}/{$package['logging']['logfilename']}\n!-{$facilitylist}\n";

				}

                        }

                }

		/* write syslog.conf */

		$fd = fopen("{$g['varetc_path']}/syslog.conf", "w");

		if (!$fd) {

			printf("Error: cannot open syslog.conf in system_syslogd_start().\n");

			return 1;

		}

		$syslogconf .= "!racoon\n";

		if (!isset($syslogcfg['disablelocallogging'])) {

			$syslogconf .= <<<EOD

*.*						%{$g['varlog_path']}/ipsec.log

EOD;

		}

		if (isset($syslogcfg['vpn'])) {

			$syslogconf .= <<<EOD

*.*						@{$syslogcfg['remoteserver']}

EOD;

		}

		$syslogconf .= "!-racoon,{$facilitylist}\n!openvpn\n";

		if (!isset($syslogcfg['disablelocallogging'])) {

			$syslogconf .= <<<EOD

*.*						%{$g['varlog_path']}/openvpn.log

EOD;

		}

		if (isset($syslogcfg['vpn'])) {

			$syslogconf .= <<<EOD

*.*						@{$syslogcfg['remoteserver']}

EOD;

		}

		$syslogconf .= "!-openvpn,{$facilitylist}\n";

		if (!isset($syslogcfg['disablelocallogging'])) {

		$syslogconf .= <<<EOD

local0.*					%{$g['varlog_path']}/filter.log

local3.*					%{$g['varlog_path']}/vpn.log

local4.*					%{$g['varlog_path']}/portalauth.log

local7.*					%{$g['varlog_path']}/dhcpd.log

*.notice;kern.debug;lpr.info;mail.crit; 		%{$g['varlog_path']}/system.log

news.err;local0.none;local3.none;local4.none; 	%{$g['varlog_path']}/system.log

local7.none					%{$g['varlog_path']}/system.log

security.*					%{$g['varlog_path']}/system.log

auth.info;authpriv.info;daemon.info		%{$g['varlog_path']}/system.log

local1.*					%{$g['varlog_path']}/slbd.log

auth.info;authpriv.info 						|exec /usr/local/sbin/sshlockout_pf

*.emerg						*

EOD;

		}

		if (isset($syslogcfg['filter'])) {

			$syslogconf .= <<<EOD

local0.*					@{$syslogcfg['remoteserver']}

EOD;

		}

		if (isset($syslogcfg['vpn'])) {

			$syslogconf .= <<<EOD

local3.*					@{$syslogcfg['remoteserver']}

EOD;

		}

		if (isset($syslogcfg['portalauth'])) {

			$syslogconf .= <<<EOD

local4.*					@{$syslogcfg['remoteserver']}

EOD;

		}

		if (isset($syslogcfg['dhcp'])) {

			$syslogconf .= <<<EOD

local7.*					@{$syslogcfg['remoteserver']}

EOD;

		}

		if (isset($syslogcfg['system'])) {

			$syslogconf .= <<<EOD

*.notice;kern.debug;lpr.info;mail.crit;		@{$syslogcfg['remoteserver']}

news.err;local0.none;local3.none;local7.none	@{$syslogcfg['remoteserver']}

security.*					@{$syslogcfg['remoteserver']}

auth.info;authpriv.info;daemon.info		@{$syslogcfg['remoteserver']}

*.emerg						@{$syslogcfg['remoteserver']}

EOD;

		}

		fwrite($fd, $syslogconf);

		fclose($fd);

		$retval = mwexec("/usr/sbin/syslogd -s -f {$g['varetc_path']}/syslog.conf");

	} else {

		$retval = mwexec("/usr/sbin/syslogd -ss");

	}

	if ($g['booting'])

		echo "done.\n";

	return $retval;

}

function system_pccard_start() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_pccard_start() being called $mt\n";

	}

	if ($g['booting'])

		echo "Initializing PCMCIA... ";

	/* kill any running pccardd */

	killbypid("{$g['varrun_path']}/pccardd.pid");

	/* fire up pccardd */

	$res = mwexec("/usr/sbin/pccardd -z -f {$g['etc_path']}/pccard.conf");

	if ($g['booting']) {

		if ($res == 0)

			echo "done.\n";

		else

			echo "failed!\n";

	}

	return $res;

}

function system_webgui_start() {

	global $config, $g;

	if ($g['booting'])

		echo "Starting webConfigurator... ";

	/* kill any running lighttpd */

	killbypid("{$g['varrun_path']}/lighty-webConfigurator.pid");

	sleep(1);

	/* generate password file */

	system_password_configure();

	chdir($g['www_path']);

	/* non-standard port? */

	if ($config['system']['webgui']['port'])

		$portarg = "{$config['system']['webgui']['port']}";

	else

		$portarg = "";

	if ($config['system']['webgui']['protocol'] == "https") {

	if(!$config['system']['webgui']['port'])

		$portarg = "443";

		if ($config['system']['webgui']['certificate'] && $config['system']['webgui']['private-key']) {

			$cert = base64_decode($config['system']['webgui']['certificate']);

			$key = base64_decode($config['system']['webgui']['private-key']);

		} else {

			/* default certificate/key */

			$cert = <<<EOD

-----BEGIN CERTIFICATE-----

MIIDEzCCAnygAwIBAgIJAJM91W+s6qptMA0GCSqGSIb3DQEBBAUAMGUxCzAJBgNV

BAYTAlVTMQswCQYDVQQIEwJLWTETMBEGA1UEBxMKTG91aXN2aWxsZTEQMA4GA1UE

ChMHcGZTZW5zZTEQMA4GA1UECxMHcGZTZW5zZTEQMA4GA1UEAxMHcGZTZW5zZTAe

Fw0wNjAzMTAyMzQ1MTlaFw0xNjAzMDcyMzQ1MTlaMGUxCzAJBgNVBAYTAlVTMQsw

CQYDVQQIEwJLWTETMBEGA1UEBxMKTG91aXN2aWxsZTEQMA4GA1UEChMHcGZTZW5z

ZTEQMA4GA1UECxMHcGZTZW5zZTEQMA4GA1UEAxMHcGZTZW5zZTCBnzANBgkqhkiG

9w0BAQEFAAOBjQAwgYkCgYEA3lPNTFH6qge/ygaqe/BS4oH59O6KvAesWcRzSu5N

21lyVE5tBbL0zqOSXmlLyReMSbtAMZqt1P8EPYFoOcaEQHIWm2VQF80Z18+8Gh4O

UQGjHq88OeaLqyk3OLpSKzSpXuCFrSN7q9Kez8zp5dQEu7sIW30da3pAbdqYOimA

1VsCAwEAAaOByjCBxzAdBgNVHQ4EFgQUAnx+ggC4SzJ0CK+rhPhJ2ZpyunEwgZcG

A1UdIwSBjzCBjIAUAnx+ggC4SzJ0CK+rhPhJ2ZpyunGhaaRnMGUxCzAJBgNVBAYT

AlVTMQswCQYDVQQIEwJLWTETMBEGA1UEBxMKTG91aXN2aWxsZTEQMA4GA1UEChMH

cGZTZW5zZTEQMA4GA1UECxMHcGZTZW5zZTEQMA4GA1UEAxMHcGZTZW5zZYIJAJM9

1W+s6qptMAwGA1UdEwQFMAMBAf8wDQYJKoZIhvcNAQEEBQADgYEAAviQpdoeabL8

1HSZiD7Yjx82pdLpyQOdXvAu3jEAYz53ckx0zSMrzsQ5r7Vae6AE7Xd7Pj+1Yihs

AJZzOQujnmsuim7qu6YSxzP34xonKwd1C9tZUlyNRNnEmtXOEDupn05bih1ugtLG

kqfPIgDbDLXuPtEAA6QDUypaunI6+1E=

-----END CERTIFICATE-----

EOD;

			$key = <<<EOD

-----BEGIN RSA PRIVATE KEY-----

MIICXgIBAAKBgQDeU81MUfqqB7/KBqp78FLigfn07oq8B6xZxHNK7k3bWXJUTm0F

svTOo5JeaUvJF4xJu0Axmq3U/wQ9gWg5xoRAchabZVAXzRnXz7waHg5RAaMerzw5

5ourKTc4ulIrNKle4IWtI3ur0p7PzOnl1AS7uwhbfR1rekBt2pg6KYDVWwIDAQAB

AoGAP7E0VFP8Aq/7os3sE1uS8y8XQ7L+7cUo/AKKoQHKLjfeyAY7t3FALt6vdPqn

anGjkA/j4RIWELoKJfCnwj17703NDCPwB7klcmZvmTx5Om1ZrRyZdQ6RJs0pOOO1

r2wOnZNaNWStXE9Afpw3dj20Gh0V/Ioo5HXn3sHfxZm8dnkCQQDwv8OaUdp2Hl8t

FDfXB1CMvUG1hEAvbQvZK1ODkE7na2/ChKjVPddEI3DvfzG+nLrNuTrAyVWgRLte

r8qX5PQHAkEA7GlKx0S18LdiKo6wy2QeGu6HYkPncaHNFOWX8cTpvGGtQoWYSh0J

tjCt1/mz4/XkvZWuZyTNx2FdkVlNF5nHDQJBAIRWVTZqEjVlwpmsCHnp6mxCyHD4

DrRDNAUfnNuwIr9xPlDlzUzSnpc1CCqOd5C45LKbRGGfCrN7tKd66FmQoFcCQQCy

Kvw3R1pTCvHJnvYwoshphaC0dvaDVeyINiwYAk4hMf/wpVxLZqz+CJvLrB1dzOBR

3O+uPjdzbrakpweJpNQ1AkEA3ZtlgEj9eWsLAJP8aKlwB8VqD+EtG9OJSUMnCDiQ

WFFNj/t3Ze3IVuAyL/yMpiv3JNEnZhIxCta42eDFpIZAKw==

-----END RSA PRIVATE KEY-----

EOD;

		}

	} else {

		$cert = "";

		$key = "";

	}

	/* generate lighttpd configuration */

	system_generate_lighty_config("{$g['varetc_path']}/lighty-webConfigurator.conf",

		$cert, $key, "lighty-webConfigurator.pid", $portarg, "/usr/local/www/");

	/* attempt to start lighthttpd */

	$res = mwexec("/usr/local/sbin/lighttpd -f {$g['varetc_path']}/lighty-webConfigurator.conf");

	if ($g['booting']) {

		if ($res == 0)

			echo "done.\n";

		else

			echo "failed!\n";

	}

	return $res;

}

function system_webgui_start_old() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_webgui_start() being called $mt\n";

	}

        if ($g['booting'])

                echo "Starting webConfigurator... ";

        /* kill any running mini_httpd */

        killbypid("{$g['varrun_path']}/mini_httpd.pid");

        /* generate password file */

        system_password_configure();

        chdir($g['www_path']);

        /* non-standard port? */

        if ($config['system']['webgui']['port'])

                $portarg = "-p {$config['system']['webgui']['port']}";

        else

                $portarg = "";

        if ($config['system']['webgui']['protocol'] == "https") {

                if ($config['system']['webgui']['certificate'] && $config['system']['webgui']['private-key']) {

                        $cert = base64_decode($config['system']['webgui']['certificate']);

                        $key  = base64_decode($config['system']['webgui']['private-key']);

                } else {

                        /* default certificate/key */

                        $cert = <<<EOD

-----BEGIN CERTIFICATE-----

MIIBlDCB/gIBADANBgkqhkiG9w0BAQQFADATMREwDwYDVQQKEwhtMG4wd2FsbDAe

Fw0wNTA1MTAxMjI0NDRaFw0wNzA1MTAxMjI0NDRaMBMxETAPBgNVBAoTCG0wbjB3

YWxsMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDAShszhFz+o8lsMWTGgTxs

TMPR+v4+qL5jXDyY97MLTGFK7aqQOtpIQc+TcTc4jklgOVlHoR7oBXrsi8YrbCd+

83LPQmQoSPC0VqhfU3uYf3NzxiK8r97aPCsmWgwT2pQ6TcESTm6sF7nLprOf/zFP

C4jE2fvjkbzyVolPywBuewIDAQABMA0GCSqGSIb3DQEBBAUAA4GBAFR962c4R5tV

cTn0OQcszYoW6WC+ini9tQQh5ku5jYDAiC+00atawJEVLnL3lwAcpSKTIWlTkD20

tl3lz5br1qFgYky+Rd0kwS2nk9jRbkxSXxd6KJVnNRCKre28aw3ENzZfCSurPQsX

UPp5er+NtwMT1g7s/JDmKTC4w1rGr5/c

-----END CERTIFICATE-----

EOD;

                        $key = <<<EOD

-----BEGIN RSA PRIVATE KEY-----

MIICXQIBAAKBgQDAShszhFz+o8lsMWTGgTxsTMPR+v4+qL5jXDyY97MLTGFK7aqQ

OtpIQc+TcTc4jklgOVlHoR7oBXrsi8YrbCd+83LPQmQoSPC0VqhfU3uYf3NzxiK8

r97aPCsmWgwT2pQ6TcESTm6sF7nLprOf/zFPC4jE2fvjkbzyVolPywBuewIDAQAB

AoGAbJJrQW9fQrggJuLMz/hwsYW2m31oyOBmf5u463YQtjRuSuxe/gj87weZuNqY

H2rXq2k2K+ehl8hgW+egASyUL3L7kCkEAsVREujKTEyhSqqIRDPWTxo9S/YA9Gvn

2ZnJvkrcKjqCO9aHX3rvJOK/ErYI6akctgI3KmgkYw5XNmECQQDuZU97RTWH9rmP

aQr57ysNXxgFsyhetOOqeYkPtIVwpOiNbfwE1zi5RGdtO4Ku3fG1lV4J2UoWJ9yD

awdoyYIHAkEAzn0xJ90IjPsHk+8SODEj5JGdHSZPNu1tgtrbjEi9sfGWg4K7XTxr

QW90pWb1bKKU1uh5FzW6OhnFfuQXt1kC7QJAPSthqY+onKqCEnoxhtAHi/bKgyvl

P+fKQwPMV2tKkgy+XwvJjrRqqZ8TqsOKVLQ+QQmCh6RpjiXMPyxHSmvqIQJBAKLR

HF1ucDuaBROkwx0DwmWMW/KMLpIFDQDNSaiIAuu4rxHrl4mhBoGGPNffI04RtILw

s+qVNs5xW8T+XaT4ztECQQDFHPnZeoPWE5z+AX/UUQIUWaDExz3XRzmIxRbOrlFi

CsF1s0TdJLi/wzNQRAL37A8vqCeVFR/ng3Xpg96Yg+8Z

-----END RSA PRIVATE KEY-----

EOD;

                }

				$cert = str_replace("\r", "", $cert);

				$key = str_replace("\r", "", $key);

                $fd = fopen("{$g['varetc_path']}/cert.pem", "w");

                if (!$fd) {

                        printf("Error: cannot open cert.pem in system_webgui_start().\n");

                        return 1;

                }

                chmod("{$g['varetc_path']}/cert.pem", 0600);

                fwrite($fd, $cert);

                fwrite($fd, "\n");

                fwrite($fd, $key);

                fclose($fd);

                $res = mwexec("/usr/local/sbin/mini_httpd -S -E {$g['varetc_path']}/cert.pem" .

                        " -c \"**.php|**.cgi\" -u root -maxproc 16 $portarg" .

                        " -i {$g['varrun_path']}/mini_httpd.pid");

        } else {

                $res = mwexec("/usr/local/sbin/mini_httpd -c \"**.php|**.cgi\" -u root" .

                        " -maxproc 16 $portarg -i {$g['varrun_path']}/mini_httpd.pid");

        }

        if ($g['booting']) {

                if ($res == 0)

                        echo "done\n";

                else

                        echo "failed\n";

        }

        return $res;

}

function system_generate_lighty_config($filename,

	$cert,

	$key,

	$pid_file,

	$port = 80,

	$document_root = "/usr/local/www/",

	$cert_location = "cert.pem",

	$max_procs = 2,

	$max_requests = "1",

	$fast_cgi_enable = true,

	$captive_portal = false) {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_generate_lighty_config() being called $mt\n";

	}

	if($captive_portal == true)  {

		$captiveportal = ",\"mod_rewrite\"";

		$captive_portal_rewrite = "url.rewrite-once = ( \"(.*captiveportal.*)\" => \"$1\", \"(.*)\" => \"/index.php?redirurl=$1\" )\n";

	}

	if($port <> "")

		$lighty_port = $port;

	else

		$lighty_port = "80";

	$memory = get_memory();

	$avail = $memory[0];

	if($avail > 0 and $avail < 75) {

		$max_procs = 1;

		$max_requests = 1;

	}

	/* we told you that 64 megs would be slow */

	if ($avail > 0 and $avail < 65)

		$fast_cgi_enable = false;

	if($fast_cgi_enable == true) {

		$module = "\"mod_fastcgi\", \"mod_cgi\"";

		$cgi_config = "";

		$fastcgi_config = <<<EOD

#### fastcgi module

## read fastcgi.txt for more info

fastcgi.server             = ( ".php" =>

                               ( "localhost" =>

                                 (

                                   "socket" => "/tmp/php-fastcgi.socket",

				   "min-procs" => 1,

				   "max-procs" => {$max_procs},

				   "max-load-per-proc" => 100,

				   "idle-timeout" => 1,

				   "bin-environment" => (

				      "PHP_FCGI_CHILDREN" => "{$max_procs}",

				      "PHP_FCGI_MAX_REQUESTS" => "{$max_requests}"

				   ),

                                   "bin-path" => "/usr/local/bin/php"

                                 )

                               )

                            )

#### CGI module

cgi.assign                 = ( ".cgi" => "" )

EOD;

	} else {

		$fastcgi_config = "";

		$module = "\"mod_cgi\"";

		$cgi_config = <<<EOD

#### CGI module

cgi.assign                 = ( ".php"  => "/usr/local/bin/php",

                               ".cgi" => "" )

EOD;

	}

	$lighty_config .= <<<EOD

#

# lighttpd configuration file

#

# use a it as base for lighttpd 1.0.0 and above

#

############ Options you really have to take care of ####################

# FreeBSD!

server.event-handler        = "freebsd-kqueue"

## modules to load

server.modules              =   (

				  "mod_access", "mod_accesslog",

                                  {$module}{$captiveportal}

				)

## Unused modules

#                               "mod_setenv",

#                               "mod_compress"

#				"mod_redirect",

#                               "mod_rewrite",

#                               "mod_ssi",

#                               "mod_usertrack",

#                               "mod_expire",

#                               "mod_secdownload",

#                               "mod_rrdtool",

#                               "mod_auth",

#                               "mod_status",

#                               "mod_alias",

#                               "mod_proxy",

#                               "mod_simple_vhost",

#                               "mod_evhost",

#                               "mod_userdir",

#                               "mod_cgi",

#                                "mod_accesslog"

## a static document-root, for virtual-hosting take look at the

## server.virtual-* options

server.document-root        = "{$document_root}"

{$captive_portal_rewrite}

## where to send error-messages to

server.errorlog             = "/var/log/lighttpd.error.log"

# files to check for if .../ is requested

server.indexfiles           = ( "index.php", "index.html",

                                "index.htm", "default.htm" )

# mimetype mapping

mimetype.assign             = (

  ".pdf"          =>      "application/pdf",

  ".sig"          =>      "application/pgp-signature",

  ".spl"          =>      "application/futuresplash",

  ".class"        =>      "application/octet-stream",

  ".ps"           =>      "application/postscript",

  ".torrent"      =>      "application/x-bittorrent",

  ".dvi"          =>      "application/x-dvi",

  ".gz"           =>      "application/x-gzip",

  ".pac"          =>      "application/x-ns-proxy-autoconfig",

  ".swf"          =>      "application/x-shockwave-flash",

  ".tar.gz"       =>      "application/x-tgz",

  ".tgz"          =>      "application/x-tgz",

  ".tar"          =>      "application/x-tar",

  ".zip"          =>      "application/zip",

  ".mp3"          =>      "audio/mpeg",

  ".m3u"          =>      "audio/x-mpegurl",

  ".wma"          =>      "audio/x-ms-wma",

  ".wax"          =>      "audio/x-ms-wax",

  ".ogg"          =>      "audio/x-wav",

  ".wav"          =>      "audio/x-wav",

  ".gif"          =>      "image/gif",

  ".jpg"          =>      "image/jpeg",

  ".jpeg"         =>      "image/jpeg",

  ".png"          =>      "image/png",

  ".xbm"          =>      "image/x-xbitmap",

  ".xpm"          =>      "image/x-xpixmap",

  ".xwd"          =>      "image/x-xwindowdump",

  ".css"          =>      "text/css",

  ".html"         =>      "text/html",

  ".htm"          =>      "text/html",

  ".js"           =>      "text/javascript",

  ".asc"          =>      "text/plain",

  ".c"            =>      "text/plain",

  ".conf"         =>      "text/plain",

  ".text"         =>      "text/plain",

  ".txt"          =>      "text/plain",

  ".dtd"          =>      "text/xml",

  ".xml"          =>      "text/xml",

  ".mpeg"         =>      "video/mpeg",

  ".mpg"          =>      "video/mpeg",

  ".mov"          =>      "video/quicktime",

  ".qt"           =>      "video/quicktime",

  ".avi"          =>      "video/x-msvideo",

  ".asf"          =>      "video/x-ms-asf",

  ".asx"          =>      "video/x-ms-asf",

  ".wmv"          =>      "video/x-ms-wmv",

  ".bz2"          =>      "application/x-bzip",

  ".tbz"          =>      "application/x-bzip-compressed-tar",

  ".tar.bz2"      =>      "application/x-bzip-compressed-tar"

 )

# Use the "Content-Type" extended attribute to obtain mime type if possible

#mimetypes.use-xattr        = "enable"

#### accesslog module

#accesslog.filename          = "/dev/null"

## deny access the file-extensions

#

# ~    is for backupfiles from vi, emacs, joe, ...

# .inc is often used for code includes which should in general not be part

#      of the document-root

url.access-deny             = ( "~", ".inc" )

######### Options that are good to be but not neccesary to be changed #######

## bind to port (default: 80)

server.port                = {$lighty_port}

## error-handler for status 404

#server.error-handler-404   = "/error-handler.html"

#server.error-handler-404   = "/error-handler.php"

## to help the rc.scripts

server.pid-file            = "/var/run/{$pid_file}"

## virtual directory listings

server.dir-listing         = "disable"

## enable debugging

debug.log-request-header   = "disable"

debug.log-response-header  = "disable"

debug.log-request-handling = "disable"

debug.log-file-not-found   = "disable"

#### compress module

#compress.cache-dir         = "/tmp/lighttpd/cache/compress/"

#compress.filetype          = ("text/plain", "text/html")

server.upload-dirs = ( "{$g['upload_path']}", "/tmp" )

#server.network-backend = "writev"

server.upload-dirs = ( "{$g['upload_path']}" )

server.max-request-size = 2097152

{$fastcgi_config}

{$cgi_config}

EOD;

	$cert = str_replace("\r", "", $cert);

	$key = str_replace("\r", "", $key);

	$cert = str_replace("\n\n", "\n", $cert);

	$key = str_replace("\n\n", "\n", $key);

	if($cert <> "" and $key <> "") {

		$fd = fopen("{$g['varetc_path']}/{$cert_location}", "w");

		if (!$fd) {

			printf("Error: cannot open cert.pem in system_webgui_start().\n");

			return 1;

		}

		chmod("{$g['varetc_path']}/{$cert_location}", 0600);

		fwrite($fd, $cert);

		fwrite($fd, "\n");

		fwrite($fd, $key);

		fclose($fd);

		$lighty_config .= "\n";

		$lighty_config .= "## ssl configuration\n";

		$lighty_config .= "ssl.engine = \"enable\"\n";

		$lighty_config .= "ssl.pemfile = \"{$g['varetc_path']}/{$cert_location}\"\n\n";

	}

	$fd = fopen("{$filename}", "w");

	if (!$fd) {

		printf("Error: cannot open {$filename} in system_generate_lighty_config().\n");

		return 1;

	}

	fwrite($fd, $lighty_config);

	fclose($fd);

	return 0;

}

function system_password_configure() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_password_configure() being called $mt\n";

	}

	/* sync passwords */

	sync_webgui_passwords();

	/* !NOTE! conf_mount_ro is done by sync_webgui_passwords() */

	return 0;

}

function system_timezone_configure() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_timezone_configure() being called $mt\n";

	}

	$syscfg = $config['system'];

	if ($g['booting'])

		echo "Setting timezone... ";

	/* extract appropriate timezone file */

	$timezone = $syscfg['timezone'];

	if (!$timezone)

		$timezone = "Etc/UTC";

	conf_mount_rw();

	exec("/usr/bin/tar xzfO /usr/share/zoneinfo.tgz " .

		escapeshellarg($timezone) . " > /etc/localtime");

	conf_mount_ro();

	if ($g['booting'])

		echo "done.\n";

}

function system_ntp_configure() {

	global $config, $g;

	if(isset($config['system']['developerspew'])) {

		$mt = microtime();

		echo "system_ntp_configure() being called $mt\n";

	}

	$syscfg = $config['system'];

	if ($g['booting'])

		echo "Starting NTP client... ";

	else {

		killbypid("{$g['varrun_path']}/runmsntp.pid");

		killbypid("{$g['varrun_path']}/msntp.pid");

	}

	/* start ntp client if needed - needs to be forced into background */

	$updateinterval = $syscfg['time-update-interval'];

	if ($updateinterval > 0) {

		if ($updateinterval < 6)

			$updateinterval = 6;

		$timeservers = "";

		foreach (explode(' ', $syscfg['timeservers']) as $ts)

			$timeservers .= " " . gethostbyname($ts);

		mwexec_bg("/usr/local/bin/runmsntp.sh " .

			escapeshellarg("{$g['varrun_path']}/runmsntp.pid") . " " .

			escapeshellarg("{$g['varrun_path']}/msntp.pid") . " " .

			escapeshellarg($updateinterval) . " " .

			escapeshellarg($timeservers));

	}

	if ($g['booting'])

		echo "done.\n";

}

function system_halt() {

	global $g;

	system_reboot_cleanup();

	mwexec("nohup /etc/rc.halt > /dev/null 2>&1 &");

}

function system_reboot() {

	global $g;

	system_reboot_cleanup();

	mwexec("nohup /etc/rc.reboot > /dev/null 2>&1 &");

}

function system_reboot_sync() {

	global $g;

	system_reboot_cleanup();

	mwexec("/etc/rc.reboot > /dev/null 2>&1");

}

function system_reboot_cleanup() {

	mwexec("/usr/local/bin/beep.sh stop");

	captiveportal_radius_stop_all();

}

function system_do_shell_commands($early = 0) {

	global $config, $g;