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Commit 47b56236 authored by Ad Schellevis's avatar Ad Schellevis
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(legacy) fix spacing and curly braces in vslb.inc

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src/etc/inc/vslb.inc
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<?php <?php
/* /*
Copyright (C) 2005-2008 Bill Marquette Copyright (C) 2005-2008 Bill Marquette
All rights reserved. All rights reserved.
Redistribution and use in source and binary forms, with or without Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met: modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, 1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer. this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright 2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution. documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 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 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. POSSIBILITY OF SUCH DAMAGE.
*/ */
function subnetv4_expand($subnet) { function subnetv4_expand($subnet) {
$result = array(); $result = array();
list ($ip, $bits) = explode("/", $subnet); list ($ip, $bits) = explode("/", $subnet);
$net = ip2long($ip); $net = ip2long($ip);
$mask = (0xffffffff << (32 - $bits)); $mask = (0xffffffff << (32 - $bits));
$net &= $mask; $net &= $mask;
$size = round(exp(log(2) * (32 - $bits))); $size = round(exp(log(2) * (32 - $bits)));
for ($i = 0; $i < $size; $i += 1) { for ($i = 0; $i < $size; $i += 1) {
$result[] = long2ip($net | $i); $result[] = long2ip($net | $i);
} }
return $result; return $result;
} }
/* include all configuration functions */ /* include all configuration functions */
class Monitor
class Monitor { {
private $conf = array(); private $conf = array();
function __construct($config) { function __construct($config) {
$this->conf = $config; $this->conf = $config;
} }
public function p() { public function p() {
return "check {$this->get('proto')}"; return "check {$this->get('proto')}";
} }
private function get($var) { private function get($var) {
return isset($this->$var) ? $this->$var : ""; return isset($this->$var) ? $this->$var : "";
} }
protected function config($element) { protected function config($element) {
return isset($this->conf[$element]) ? $this->conf[$element] : ""; return isset($this->conf[$element]) ? $this->conf[$element] : "";
} }
} }
class TCPMonitor extends Monitor { class TCPMonitor extends Monitor
protected $proto = 'tcp'; {
protected $proto = 'tcp';
} }
class SSLMonitor extends Monitor { class SSLMonitor extends Monitor
protected $proto = 'ssl'; {
protected $proto = 'ssl';
} }
class ICMPMonitor extends Monitor { class ICMPMonitor extends Monitor
protected $proto = 'icmp'; {
protected $proto = 'icmp';
} }
class HTTPMonitor extends Monitor { class HTTPMonitor extends Monitor
protected $proto = 'http'; {
function __construct($config) { protected $proto = 'http';
parent::__construct($config); function __construct($config) {
} parent::__construct($config);
public function p() { }
$method = ($this->code() != "") ? $this->code() : $this->digest(); public function p() {
return "check {$this->proto} {$this->path()} {$this->host()} {$method}"; $method = ($this->code() != "") ? $this->code() : $this->digest();
} return "check {$this->proto} {$this->path()} {$this->host()} {$method}";
}
private function path() {
return $this->config('path') != "" ? "'{$this->config('path')}'" : ""; private function path() {
} return $this->config('path') != "" ? "'{$this->config('path')}'" : "";
}
private function host() {
return $this->config('host') != "" ? "host {$this->config('host')}" : ""; private function host() {
} return $this->config('host') != "" ? "host {$this->config('host')}" : "";
}
private function code() {
return $this->config('code') != "" ? "code {$this->config('code')}" : ""; private function code() {
} return $this->config('code') != "" ? "code {$this->config('code')}" : "";
}
private function digest() {
return $this->config('digest') != "" ? "digest {$this->config('digest')}" : ""; private function digest() {
} return $this->config('digest') != "" ? "digest {$this->config('digest')}" : "";
}
} }
class HTTPSMonitor extends HTTPMonitor { class HTTPSMonitor extends HTTPMonitor
protected $proto = 'https'; {
protected $proto = 'https';
} }
class SendMonitor extends Monitor { class SendMonitor extends Monitor {
private $proto = 'send'; private $proto = 'send';
function __construct($config) { function __construct($config) {
parent::__construct($config); parent::__construct($config);
} }
public function p() { public function p() {
return "check {$this->proto} {$this->data()} expect {$this->pattern()} {$this->ssl()}"; return "check {$this->proto} {$this->data()} expect {$this->pattern()} {$this->ssl()}";
} }
private function data() {
private function data() { return $this->config('send') != "" ? "\"{$this->config('send')}\"" : "\"\"";
return $this->config('send') != "" ? "\"{$this->config('send')}\"" : "\"\""; }
}
private function pattern() {
private function pattern() { return $this->config('expect') != "" ? "\"{$this->config('expect')}\"" : "\"\"";
return $this->config('expect') != "" ? "\"{$this->config('expect')}\"" : "\"\""; }
}
private function ssl() {
private function ssl() { return $this->config('ssl') == true ? "ssl" : "";
return $this->config('ssl') == true ? "ssl" : ""; }
}
}
function relady_configure_full()
{
relayd_configure(true);
} }
function relayd_configure($kill_first = false) function relayd_configure($kill_first = false)
{ {
global $config; global $config;
if (isset($config['load_balancer']['virtual_server'])) { if (isset($config['load_balancer']['virtual_server'])) {
$vs_a = $config['load_balancer']['virtual_server']; $vs_a = $config['load_balancer']['virtual_server'];
} else { } else {
$vs_a = null; $vs_a = null;
} }
if (isset($config['load_balancer']['lbpool'])) { if (isset($config['load_balancer']['lbpool'])) {
$pool_a = $config['load_balancer']['lbpool']; $pool_a = $config['load_balancer']['lbpool'];
} else { } else {
$pool_a = null; $pool_a = null;
} }
if (isset($config['load_balancer']['setting'])) { if (isset($config['load_balancer']['setting'])) {
$setting = $config['load_balancer']['setting']; $setting = $config['load_balancer']['setting'];
} else { } else {
$setting = null; $setting = null;
} }
$check_a = array(); $check_a = array();
foreach ((array)$config['load_balancer']['monitor_type'] as $type) { foreach ((array)$config['load_balancer']['monitor_type'] as $type) {
switch($type['type']) { switch($type['type']) {
case 'icmp': case 'icmp':
$mon = new ICMPMonitor($type['options']); $mon = new ICMPMonitor($type['options']);
break; break;
case 'tcp': case 'tcp':
$mon = new TCPMonitor($type['options']); $mon = new TCPMonitor($type['options']);
break; break;
case 'http': case 'http':
$mon = new HTTPMonitor($type['options']); $mon = new HTTPMonitor($type['options']);
break; break;
case 'https': case 'https':
$mon = new HTTPSMonitor($type['options']); $mon = new HTTPSMonitor($type['options']);
break; break;
case 'send': case 'send':
$mon = new SendMonitor($type['options']); $mon = new SendMonitor($type['options']);
break; break;
} }
if($mon) { if ($mon) {
$check_a[$type['name']] = $mon->p(); $check_a[$type['name']] = $mon->p();
} }
} }
$fd = fopen('/var/etc/relayd.conf', 'w'); $fd = fopen('/var/etc/relayd.conf', 'w');
$conf = "log updates \n"; $conf = "log updates \n";
/* Global timeout, interval and prefork settings /* Global timeout, interval and prefork settings
if not specified by the user: if not specified by the user:
- use a 1000 ms timeout value as in pfsense 2.0.1 and above - use a 1000 ms timeout value as in pfsense 2.0.1 and above
- leave interval and prefork empty, relayd will use its default values */ - leave interval and prefork empty, relayd will use its default values */
if (isset($setting['timeout']) && !empty($setting['timeout'])) { if (isset($setting['timeout']) && !empty($setting['timeout'])) {
$conf .= "timeout ".$setting['timeout']." \n"; $conf .= "timeout ".$setting['timeout']." \n";
} else { } else {
$conf .= "timeout 1000 \n"; $conf .= "timeout 1000 \n";
} }
if (isset($setting['interval']) && !empty($setting['interval'])) { if (isset($setting['interval']) && !empty($setting['interval'])) {
$conf .= "interval ".$setting['interval']." \n"; $conf .= "interval ".$setting['interval']." \n";
} }
if (isset($setting['prefork']) && !empty($setting['prefork'])) { if (isset($setting['prefork']) && !empty($setting['prefork'])) {
$conf .= "prefork ".$setting['prefork']." \n"; $conf .= "prefork ".$setting['prefork']." \n";
} }
/* reindex pools by name as we loop through the pools array */ /* reindex pools by name as we loop through the pools array */
$pools = array(); $pools = array();
/* Virtual server pools */ /* Virtual server pools */
if(is_array($pool_a)) { if (is_array($pool_a)) {
for ($i = 0; isset($pool_a[$i]); $i++) { for ($i = 0; isset($pool_a[$i]); $i++) {
if(is_array($pool_a[$i]['servers'])) { if (is_array($pool_a[$i]['servers'])) {
if (!empty($pool_a[$i]['retry'])) { if (!empty($pool_a[$i]['retry'])) {
$retrytext = " retry {$pool_a[$i]['retry']}"; $retrytext = " retry {$pool_a[$i]['retry']}";
} else { } else {
$retrytext = ""; $retrytext = "";
} }
$conf .= "table <{$pool_a[$i]['name']}> {\n"; $conf .= "table <{$pool_a[$i]['name']}> {\n";
foreach ($pool_a[$i]['servers'] as $server) { foreach ($pool_a[$i]['servers'] as $server) {
if (is_subnetv4($server)) { if (is_subnetv4($server)) {
foreach (subnetv4_expand($server) as $ip) { foreach (subnetv4_expand($server) as $ip) {
$conf .= "\t{$ip}{$retrytext}\n"; $conf .= "\t{$ip}{$retrytext}\n";
} }
} } else {
else { $conf .= "\t{$server}{$retrytext}\n";
$conf .= "\t{$server}{$retrytext}\n"; }
} }
} $conf .= "}\n";
$conf .= "}\n"; /* Index by name for easier fetching when we loop through the virtual servers */
/* Index by name for easier fetching when we loop through the virtual servers */ $pools[$pool_a[$i]['name']] = $pool_a[$i];
$pools[$pool_a[$i]['name']] = $pool_a[$i]; }
} }
} }
}
$conf .= "dns protocol \"dnsproto\" {\n";
$conf .= "dns protocol \"dnsproto\" {\n"; $conf .= "\t" . "tcp { nodelay, sack, socket buffer 1024, backlog 1000 }\n";
$conf .= "\t" . "tcp { nodelay, sack, socket buffer 1024, backlog 1000 }\n"; $conf .= "}\n";
$conf .= "}\n";
if (is_array($vs_a)) {
if(is_array($vs_a)) { for ($i = 0; isset($vs_a[$i]); $i++) {
for ($i = 0; isset($vs_a[$i]); $i++) { $append_port_to_name = false;
if (is_alias($pools[$vs_a[$i]['poolname']]['port'])) {
$append_port_to_name = false; $dest_port_array = filter_expand_alias_array($pools[$vs_a[$i]['poolname']]['port']);
if (is_alias($pools[$vs_a[$i]['poolname']]['port'])) { $append_port_to_name = true;
$dest_port_array = filter_expand_alias_array($pools[$vs_a[$i]['poolname']]['port']); } else {
$append_port_to_name = true; $dest_port_array = array($pools[$vs_a[$i]['poolname']]['port']);
} }
else { if (is_alias($vs_a[$i]['port'])) {
$dest_port_array = array($pools[$vs_a[$i]['poolname']]['port']); $src_port_array = filter_expand_alias_array($vs_a[$i]['port']);
} $append_port_to_name = true;
if (is_alias($vs_a[$i]['port'])) { } elseif ($vs_a[$i]['port']) {
$src_port_array = filter_expand_alias_array($vs_a[$i]['port']); $src_port_array = array($vs_a[$i]['port']);
$append_port_to_name = true; } else {
} $src_port_array = $dest_port_array;
else if ($vs_a[$i]['port']) { }
$src_port_array = array($vs_a[$i]['port']);
} $append_ip_to_name = false;
else { if (is_alias($vs_a[$i]['ipaddr'])) {
$src_port_array = $dest_port_array; $ip_list = array();
} foreach (filter_expand_alias_array($vs_a[$i]['ipaddr']) as $item) {
log_error("item is $item");
$append_ip_to_name = false; if (is_subnetv4($item)) {
if (is_alias($vs_a[$i]['ipaddr'])) { $ip_list = array_merge($ip_list, subnetv4_expand($item));
$ip_list = array(); } else {
foreach (filter_expand_alias_array($vs_a[$i]['ipaddr']) as $item) { $ip_list[] = $item;
log_error("item is $item"); }
if (is_subnetv4($item)) { }
$ip_list = array_merge($ip_list, subnetv4_expand($item)); $append_ip_to_name = true;
} } elseif (is_subnetv4($vs_a[$i]['ipaddr'])) {
else { $ip_list = subnetv4_expand($vs_a[$i]['ipaddr']);
$ip_list[] = $item; $append_ip_to_name = true;
} } else {
} $ip_list = array($vs_a[$i]['ipaddr']);
$append_ip_to_name = true; }
}
else if (is_subnetv4($vs_a[$i]['ipaddr'])) { for ($j = 0; $j < count($ip_list); $j += 1) {
$ip_list = subnetv4_expand($vs_a[$i]['ipaddr']); $ip = $ip_list[$j];
$append_ip_to_name = true; for ($k = 0; $k < count($src_port_array) && $k < count($dest_port_array); $k += 1) {
} $src_port = $src_port_array[$k];
else { $dest_port = $dest_port_array[$k];
$ip_list = array($vs_a[$i]['ipaddr']);
} $name = $vs_a[$i]['name'];
if ($append_ip_to_name) {
for ($j = 0; $j < count($ip_list); $j += 1) { $name .= "_" . $j;
$ip = $ip_list[$j]; }
for ($k = 0; $k < count($src_port_array) && $k < count($dest_port_array); $k += 1) { if ($append_port_to_name) {
$src_port = $src_port_array[$k]; $name .= "_" . $src_port;
$dest_port = $dest_port_array[$k]; }
$name = $vs_a[$i]['name']; if (($vs_a[$i]['mode'] == 'relay') || ($vs_a[$i]['relay_protocol'] == 'dns')) {
if ($append_ip_to_name) { $conf .= "relay \"{$name}\" {\n";
$name .= "_" . $j; $conf .= " listen on {$ip} port {$src_port}\n";
}
if ($append_port_to_name) { if ($vs_a[$i]['relay_protocol'] == "dns") {
$name .= "_" . $src_port; $conf .= " protocol \"dnsproto\"\n";
} } else {
$conf .= " protocol \"{$vs_a[$i]['relay_protocol']}\"\n";
if (($vs_a[$i]['mode'] == 'relay') || ($vs_a[$i]['relay_protocol'] == 'dns')) { }
$conf .= "relay \"{$name}\" {\n"; $lbmode = "";
$conf .= " listen on {$ip} port {$src_port}\n"; if ( $pools[$vs_a[$i]['poolname']]['mode'] == "loadbalance" ) {
$lbmode = "mode loadbalance";
if ($vs_a[$i]['relay_protocol'] == "dns") { }
$conf .= " protocol \"dnsproto\"\n";
} else { $conf .= " forward to <{$vs_a[$i]['poolname']}> port {$dest_port} {$lbmode} {$check_a[$pools[$vs_a[$i]['poolname']]['monitor']]} \n";
$conf .= " protocol \"{$vs_a[$i]['relay_protocol']}\"\n";
} if (isset($vs_a[$i]['sitedown']) && strlen($vs_a[$i]['sitedown']) > 0 && ($vs_a[$i]['relay_protocol'] != 'dns')) {
$lbmode = ""; $conf .= " forward to <{$vs_a[$i]['sitedown']}> port {$dest_port} {$lbmode} {$check_a[$pools[$vs_a[$i]['poolname']]['monitor']]} \n";
if ( $pools[$vs_a[$i]['poolname']]['mode'] == "loadbalance" ) { }
$lbmode = "mode loadbalance"; $conf .= "}\n";
} } else {
$conf .= "redirect \"{$name}\" {\n";
$conf .= " forward to <{$vs_a[$i]['poolname']}> port {$dest_port} {$lbmode} {$check_a[$pools[$vs_a[$i]['poolname']]['monitor']]} \n"; $conf .= " listen on {$ip} port {$src_port}\n";
$conf .= " forward to <{$vs_a[$i]['poolname']}> port {$dest_port} {$check_a[$pools[$vs_a[$i]['poolname']]['monitor']]} \n";
if (isset($vs_a[$i]['sitedown']) && strlen($vs_a[$i]['sitedown']) > 0 && ($vs_a[$i]['relay_protocol'] != 'dns'))
$conf .= " forward to <{$vs_a[$i]['sitedown']}> port {$dest_port} {$lbmode} {$check_a[$pools[$vs_a[$i]['poolname']]['monitor']]} \n"; if (isset($config['system']['lb_use_sticky'])) {
$conf .= "}\n"; $conf .= " sticky-address\n";
} else { }
$conf .= "redirect \"{$name}\" {\n";
$conf .= " listen on {$ip} port {$src_port}\n"; /* sitedown MUST use the same port as the primary pool - sucks, but it's a relayd thing */
$conf .= " forward to <{$vs_a[$i]['poolname']}> port {$dest_port} {$check_a[$pools[$vs_a[$i]['poolname']]['monitor']]} \n"; if (isset($vs_a[$i]['sitedown']) && strlen($vs_a[$i]['sitedown']) > 0 && ($vs_a[$i]['relay_protocol'] != 'dns')) {
$conf .= " forward to <{$vs_a[$i]['sitedown']}> port {$dest_port} {$check_a[$pools[$vs_a[$i]['sitedown']]['monitor']]} \n";
if (isset($config['system']['lb_use_sticky'])) }
$conf .= " sticky-address\n";
$conf .= "}\n";
/* sitedown MUST use the same port as the primary pool - sucks, but it's a relayd thing */ }
if (isset($vs_a[$i]['sitedown']) && strlen($vs_a[$i]['sitedown']) > 0 && ($vs_a[$i]['relay_protocol'] != 'dns')) }
$conf .= " forward to <{$vs_a[$i]['sitedown']}> port {$dest_port} {$check_a[$pools[$vs_a[$i]['sitedown']]['monitor']]} \n"; }
}
$conf .= "}\n"; }
} fwrite($fd, $conf);
} fclose($fd);
}
} if (is_process_running('relayd')) {
} if (! empty($vs_a)) {
fwrite($fd, $conf); if ($kill_first) {
fclose($fd); killbyname('relayd');
/* Remove all active relayd anchors now that relayd is no longer running. */
if (is_process_running('relayd')) { cleanup_lb_anchor('*');
if (! empty($vs_a)) { mwexec('/usr/local/sbin/relayd -f /var/etc/relayd.conf');
if ($kill_first) { } else {
killbyname('relayd'); // it's running and there is a config, just reload
/* Remove all active relayd anchors now that relayd is no longer running. */ mwexec('/usr/local/sbin/relayctl reload');
cleanup_lb_anchor('*'); }
mwexec('/usr/local/sbin/relayd -f /var/etc/relayd.conf'); } else {
} else { /*
// it's running and there is a config, just reload * XXX: Something breaks our control connection with relayd
mwexec('/usr/local/sbin/relayctl reload'); * and makes 'relayctl stop' not work
} * rule reloads are the current suspect
} else { * mwexec('/usr/local/sbin/relayctl stop');
/* * returns "command failed"
* XXX: Something breaks our control connection with relayd */
* and makes 'relayctl stop' not work killbyname('relayd');
* rule reloads are the current suspect /* Remove all active relayd anchors now that relayd is no longer running. */
* mwexec('/usr/local/sbin/relayctl stop'); cleanup_lb_anchor("*");
* returns "command failed" }
*/ } elseif (!empty($vs_a)) {
killbyname('relayd'); // not running and there is a config, start it
/* Remove all active relayd anchors now that relayd is no longer running. */ /* Remove all active relayd anchors so it can start fresh. */
cleanup_lb_anchor("*"); cleanup_lb_anchor('*');
} mwexec('/usr/local/sbin/relayd -f /var/etc/relayd.conf');
} else { }
if (! empty($vs_a)) {
// not running and there is a config, start it
/* Remove all active relayd anchors so it can start fresh. */
cleanup_lb_anchor('*');
mwexec('/usr/local/sbin/relayd -f /var/etc/relayd.conf');
}
}
} }
function get_lb_redirects() { function get_lb_redirects()
{
/* /*
# relayctl show summary # relayctl show summary
Id Type Name Avlblty Status Id Type Name Avlblty Status
...@@ -391,117 +384,119 @@ Id Type Name Avlblty Status ...@@ -391,117 +384,119 @@ Id Type Name Avlblty Status
average: 1/60s 0/h 0/d sessions average: 1/60s 0/h 0/d sessions
0 redirect testvs active 0 redirect testvs active
*/ */
$rdr_a = array(); $rdr_a = array();
exec('/usr/local/sbin/relayctl show redirects 2>&1', $rdr_a); exec('/usr/local/sbin/relayctl show redirects 2>&1', $rdr_a);
$relay_a = array(); $relay_a = array();
exec('/usr/local/sbin/relayctl show relays 2>&1', $relay_a); exec('/usr/local/sbin/relayctl show relays 2>&1', $relay_a);
$vs = array(); $vs = array();
$cur_entry = ""; $cur_entry = "";
for ($i = 0; isset($rdr_a[$i]); $i++) { for ($i = 0; isset($rdr_a[$i]); $i++) {
$line = $rdr_a[$i]; $line = $rdr_a[$i];
if (preg_match("/^[0-9]+/", $line)) { if (preg_match("/^[0-9]+/", $line)) {
$regs = array(); $regs = array();
if($x = preg_match("/^[0-9]+\s+redirect\s+([^\s]+)\s+([^\s]+)/", $line, $regs)) { if ($x = preg_match("/^[0-9]+\s+redirect\s+([^\s]+)\s+([^\s]+)/", $line, $regs)) {
$cur_entry = trim($regs[1]); $cur_entry = trim($regs[1]);
$vs[trim($regs[1])] = array(); $vs[trim($regs[1])] = array();
$vs[trim($regs[1])]['status'] = trim($regs[2]); $vs[trim($regs[1])]['status'] = trim($regs[2]);
} }
} elseif (($x = preg_match("/^\s+total:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) { } elseif (($x = preg_match("/^\s+total:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['total'] = trim($regs[1]); $vs[$cur_entry]['total'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+last:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) { } elseif (($x = preg_match("/^\s+last:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['last'] = trim($regs[1]); $vs[$cur_entry]['last'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+average:(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) { } elseif (($x = preg_match("/^\s+average:(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['average'] = trim($regs[1]); $vs[$cur_entry]['average'] = trim($regs[1]);
} }
} }
$cur_entry = ""; $cur_entry = "";
for ($i = 0; isset($relay_a[$i]); $i++) { for ($i = 0; isset($relay_a[$i]); $i++) {
$line = $relay_a[$i]; $line = $relay_a[$i];
if (preg_match("/^[0-9]+/", $line)) { if (preg_match("/^[0-9]+/", $line)) {
$regs = array(); $regs = array();
if($x = preg_match("/^[0-9]+\s+relay\s+([^\s]+)\s+([^\s]+)/", $line, $regs)) { if ($x = preg_match("/^[0-9]+\s+relay\s+([^\s]+)\s+([^\s]+)/", $line, $regs)) {
$cur_entry = trim($regs[1]); $cur_entry = trim($regs[1]);
$vs[trim($regs[1])] = array(); $vs[trim($regs[1])] = array();
$vs[trim($regs[1])]['status'] = trim($regs[2]); $vs[trim($regs[1])]['status'] = trim($regs[2]);
} }
} elseif (($x = preg_match("/^\s+total:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) { } elseif (($x = preg_match("/^\s+total:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['total'] = trim($regs[1]); $vs[$cur_entry]['total'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+last:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) { } elseif (($x = preg_match("/^\s+last:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['last'] = trim($regs[1]); $vs[$cur_entry]['last'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+average:(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) { } elseif (($x = preg_match("/^\s+average:(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['average'] = trim($regs[1]); $vs[$cur_entry]['average'] = trim($regs[1]);
} }
} }
return $vs; return $vs;
} }
function get_lb_summary() { function get_lb_summary()
$relayctl = array(); {
exec('/usr/local/sbin/relayctl show summary 2>&1', $relayctl); $relayctl = array();
$relay_hosts=Array(); exec('/usr/local/sbin/relayctl show summary 2>&1', $relayctl);
foreach( (array) $relayctl as $line) { $relay_hosts=Array();
$t = explode("\t", $line); foreach( (array) $relayctl as $line) {
if (isset($t[1])) { $t = explode("\t", $line);
switch (trim($t[1])) { if (isset($t[1])) {
case "table": switch (trim($t[1])) {
$curpool=trim($t[2]); case "table":
break; $curpool=trim($t[2]);
case "host": break;
$curhost=trim($t[2]); case "host":
if (!isset($relay_hosts[$curpool])) { $curhost=trim($t[2]);
$relay_hosts[$curpool] = array(); if (!isset($relay_hosts[$curpool])) {
} $relay_hosts[$curpool] = array();
if (!isset($relay_hosts[$curpool][$curhost])) { }
$relay_hosts[$curpool][$curhost]['avail'] = array(); if (!isset($relay_hosts[$curpool][$curhost])) {
} $relay_hosts[$curpool][$curhost]['avail'] = array();
$relay_hosts[$curpool][$curhost]['avail']=trim($t[3]); }
$relay_hosts[$curpool][$curhost]['state']=trim($t[4]); $relay_hosts[$curpool][$curhost]['avail']=trim($t[3]);
break; $relay_hosts[$curpool][$curhost]['state']=trim($t[4]);
} break;
} }
} }
return $relay_hosts; }
return $relay_hosts;
} }
/* Get a list of all relayd virtual server anchors */ /* Get a list of all relayd virtual server anchors */
function get_lb_anchors() { function get_lb_anchors() {
/* NOTE: These names come back prepended with "relayd/" e.g. "relayd/MyVSName" */ /* NOTE: These names come back prepended with "relayd/" e.g. "relayd/MyVSName" */
return explode("\n", trim(`/sbin/pfctl -sA -a relayd | /usr/bin/awk '{print $1;}'`)); return explode("\n", trim(`/sbin/pfctl -sA -a relayd | /usr/bin/awk '{print $1;}'`));
} }
/* Remove NAT rules from a relayd anchor that is no longer in use. /* Remove NAT rules from a relayd anchor that is no longer in use.
$anchorname can either be * to clear all anchors or a specific anchor name.*/ $anchorname can either be * to clear all anchors or a specific anchor name.*/
function cleanup_lb_anchor($anchorname = "*") { function cleanup_lb_anchor($anchorname = "*")
$lbanchors = get_lb_anchors(); {
foreach ($lbanchors as $lba) { $lbanchors = get_lb_anchors();
if (($anchorname == "*") || ($lba == "relayd/{$anchorname}")) { foreach ($lbanchors as $lba) {
/* Flush both the NAT and the Table for the anchor, so it will be completely removed by pf. */ if (($anchorname == "*") || ($lba == "relayd/{$anchorname}")) {
mwexec("/sbin/pfctl -a " . escapeshellarg($lba) . " -F nat"); /* Flush both the NAT and the Table for the anchor, so it will be completely removed by pf. */
mwexec("/sbin/pfctl -a " . escapeshellarg($lba) . " -F Tables"); mwexec("/sbin/pfctl -a " . escapeshellarg($lba) . " -F nat");
} mwexec("/sbin/pfctl -a " . escapeshellarg($lba) . " -F Tables");
} }
}
} }
/* Mark an anchor for later cleanup. This will allow us to remove an old VS name */ /* Mark an anchor for later cleanup. This will allow us to remove an old VS name */
function cleanup_lb_mark_anchor($name) function cleanup_lb_mark_anchor($name)
{ {
/* Nothing to do! */ /* Nothing to do! */
if (empty($name)) { if (empty($name)) {
return; return;
} }
$filename = '/tmp/relayd_anchors_remove'; $filename = '/tmp/relayd_anchors_remove';
$cleanup_anchors = array(); $cleanup_anchors = array();
/* Read in any currently unapplied name changes */ /* Read in any currently unapplied name changes */
if (file_exists($filename)) { if (file_exists($filename)) {
$cleanup_anchors = explode("\n", file_get_contents($filename)); $cleanup_anchors = explode("\n", file_get_contents($filename));
} }
/* Only add the anchor to the list if it's not already there. */ /* Only add the anchor to the list if it's not already there. */
if (!in_array($name, $cleanup_anchors)) { if (!in_array($name, $cleanup_anchors)) {
$cleanup_anchors[] = $name; $cleanup_anchors[] = $name;
} }
file_put_contents($filename, implode("\n", $cleanup_anchors)); file_put_contents($filename, implode("\n", $cleanup_anchors));
} }
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