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Commit 8ab6fb4c authored by Franco Fichtner's avatar Franco Fichtner
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relayd: extensive pluginification 

Not perfect yet, some spots still taint the backend with
requiring relayd.inc which should only be included by the
plugin's own files directly.
parent bd6d928a
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plist
View file @ 8ab6fb4c
......@@ -57,7 +57,6 @@
/usr/local/etc/inc/unbound.inc
/usr/local/etc/inc/upgrade_config.inc
/usr/local/etc/inc/util.inc
/usr/local/etc/inc/vslb.inc
/usr/local/etc/inc/vslb/dns.proto
/usr/local/etc/inc/vslb/tcp.proto
/usr/local/etc/inc/xmlparse.inc
......
src/etc/inc/plugins.inc.d/relayd.inc
View file @ 8ab6fb4c
......@@ -2,6 +2,7 @@
/*
Copyright (C) 2016 Franco Fichtner <franco@opnsense.org>
Copyright (C) 2005-2008 Bill Marquette
All rights reserved.
Redistribution and use in source and binary forms, with or without
......@@ -64,3 +65,431 @@ function relayd_syslog()
return $logfacilities;
}
function relayd_subnetv4_expand($subnet)
{
$result = array();
list ($ip, $bits) = explode("/", $subnet);
$net = ip2long($ip);
$mask = (0xffffffff << (32 - $bits));
$net &= $mask;
$size = round(exp(log(2) * (32 - $bits)));
for ($i = 0; $i < $size; $i += 1) {
$result[] = long2ip($net | $i);
}
return $result;
}
function relayd_configure()
{
return array('relayd_configure_do');
}
function relayd_configure_do($kill_first = false)
{
global $config;
if (isset($config['load_balancer']['virtual_server']) && is_array($config['load_balancer']['virtual_server'])) {
$vs_a = $config['load_balancer']['virtual_server'];
} else {
$vs_a = array();
}
if (isset($config['load_balancer']['lbpool']) && is_array($config['load_balancer']['lbpool'])) {
$pool_a = $config['load_balancer']['lbpool'];
} else {
$pool_a = array();
}
if (isset($config['load_balancer']['setting']) && is_array($config['load_balancer']['setting'])) {
$setting = $config['load_balancer']['setting'];
} else {
$setting = array();
}
$check_a = array();
foreach ((array)$config['load_balancer']['monitor_type'] as $type) {
$type['options'] = isset($type['options']) ? $type['options'] : array();
switch($type['type']) {
case 'icmp':
case 'tcp':
$check_a[$type['name']] = 'check ' . $type['type'];
break;
case 'http':
case 'https':
$check_a[$type['name']] = 'check ' . $type['type']. " ";
if (!empty($type['options']['path'])) {
$check_a[$type['name']] .= "'".$type['options']['path'] . "' ";
}
if (!empty($type['options']['host'])) {
$check_a[$type['name']] .= "host ".$type['options']['host'] . " ";
}
$check_a[$type['name']] .= "code " . $type['options']['code'];
break;
case 'send':
$check_a[$type['name']] = "send ";
$check_a[$type['name']] .= !empty($type['options']['send']) ? "\"{$type['options']['send']}\"" : "\"\"" ;
$check_a[$type['name']] .= " expect ";
$check_a[$type['name']] .= !empty($type['options']['expect']) ? "\"{$type['options']['expect']}\"" : "\"\"" ;
break;
}
}
$fd = fopen('/var/etc/relayd.conf', 'w');
$conf = "log updates \n";
if (!empty($setting['timeout'])) {
$conf .= "timeout ".$setting['timeout']." \n";
} else {
$conf .= "timeout 1000 \n";
}
if (!empty($setting['interval'])) {
$conf .= "interval ".$setting['interval']." \n";
}
if (!empty($setting['prefork'])) {
$conf .= "prefork ".$setting['prefork']." \n";
}
/* reindex pools by name as we loop through the pools array */
$pools = array();
/* Virtual server pools */
for ($i = 0; isset($pool_a[$i]); $i++) {
if (is_array($pool_a[$i]['servers'])) {
if (!empty($pool_a[$i]['retry'])) {
$retrytext = " retry {$pool_a[$i]['retry']}";
} else {
$retrytext = "";
}
$conf .= "table <{$pool_a[$i]['name']}> {\n";
foreach ($pool_a[$i]['servers'] as $server) {
if (is_subnetv4($server)) {
foreach (relayd_subnetv4_expand($server) as $ip) {
$conf .= "\t{$ip}{$retrytext}\n";
}
} else {
$conf .= "\t{$server}{$retrytext}\n";
}
}
$conf .= "}\n";
/* Index by name for easier fetching when we loop through the virtual servers */
$pools[$pool_a[$i]['name']] = $pool_a[$i];
}
}
// collect used protocols
$used_protocols = array();
foreach ($vs_a as $vs) {
if (isset($vs['relay_protocol']) && !in_array($vs['relay_protocol'], $used_protocols)) {
$used_protocols[] = $vs['relay_protocol'];
if (is_file('/usr/local/etc/inc/plugins.inc.d/relayd/'.basename($vs['relay_protocol']).'.proto')) {
$conf .= file_get_contents('/usr/local/etc/inc/plugins.inc.d/relayd/'.basename($vs['relay_protocol']).'.proto')."\n";
}
}
}
for ($i = 0; isset($vs_a[$i]); $i++) {
$append_port_to_name = false;
if (is_alias($pools[$vs_a[$i]['poolname']]['port'])) {
$dest_port_array = filter_expand_alias_array($pools[$vs_a[$i]['poolname']]['port']);
$append_port_to_name = true;
} else {
$dest_port_array = array($pools[$vs_a[$i]['poolname']]['port']);
}
if (is_alias($vs_a[$i]['port'])) {
$src_port_array = filter_expand_alias_array($vs_a[$i]['port']);
$append_port_to_name = true;
} elseif ($vs_a[$i]['port']) {
$src_port_array = array($vs_a[$i]['port']);
} else {
$src_port_array = $dest_port_array;
}
$append_ip_to_name = false;
if (is_alias($vs_a[$i]['ipaddr'])) {
$ip_list = array();
foreach (filter_expand_alias_array($vs_a[$i]['ipaddr']) as $item) {
log_error("item is $item");
if (is_subnetv4($item)) {
$ip_list = array_merge($ip_list, relayd_subnetv4_expand($item));
} else {
$ip_list[] = $item;
}
}
$append_ip_to_name = true;
} elseif (is_subnetv4($vs_a[$i]['ipaddr'])) {
$ip_list = relayd_subnetv4_expand($vs_a[$i]['ipaddr']);
$append_ip_to_name = true;
} else {
$ip_list = array($vs_a[$i]['ipaddr']);
}
for ($j = 0; $j < count($ip_list); $j += 1) {
$ip = $ip_list[$j];
for ($k = 0; $k < count($src_port_array) && $k < count($dest_port_array); $k += 1) {
$src_port = $src_port_array[$k];
$dest_port = $dest_port_array[$k];
$name = $vs_a[$i]['name'];
if ($append_ip_to_name) {
$name .= "_" . $j;
}
if ($append_port_to_name) {
$name .= "_" . $src_port;
}
if ($vs_a[$i]['mode'] == 'relay') {
// relay mode
$conf .= "relay \"{$name}\" {\n";
$conf .= " listen on {$ip} port {$src_port} \n";
$conf .= " protocol \"{$vs_a[$i]['relay_protocol']}\"\n";
$lbmode = "";
if ($pools[$vs_a[$i]['poolname']]['mode'] == "loadbalance") {
$lbmode = "mode loadbalance";
}
$conf .= " forward to <{$vs_a[$i]['poolname']}> port {$dest_port} {$lbmode} {$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";
}
$conf .= "}\n";
} else {
// redirect mode
$conf .= "redirect \"{$name}\" {\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($config['load_balancer']['setting']['lb_use_sticky'])) {
$conf .= " sticky-address\n";
}
/* sitedown MUST use the same port as the primary pool - sucks, but it's a relayd thing */
if (isset($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($vs_a)) {
if ($kill_first) {
killbyname('relayd');
/* Remove all active relayd anchors now that relayd is no longer running. */
relayd_cleanup_lb_anchor('*');
mwexec('/usr/local/sbin/relayd -f /var/etc/relayd.conf');
} else {
// it's running and there is a config, just reload
mwexec('/usr/local/sbin/relayctl reload');
}
} else {
/*
* XXX: Something breaks our control connection with relayd
* and makes 'relayctl stop' not work
* rule reloads are the current suspect
* mwexec('/usr/local/sbin/relayctl stop');
* returns "command failed"
*/
killbyname('relayd');
/* Remove all active relayd anchors now that relayd is no longer running. */
relayd_cleanup_lb_anchor("*");
}
} elseif (!empty($vs_a)) {
// not running and there is a config, start it
/* Remove all active relayd anchors so it can start fresh. */
relayd_cleanup_lb_anchor('*');
mwexec('/usr/local/sbin/relayd -f /var/etc/relayd.conf');
}
}
function relayd_get_lb_redirects()
{
/*
# relayctl show summary
Id Type Name Avlblty Status
1 redirect testvs2 active
5 table test2:80 active (3 hosts up)
11 host 192.168.1.2 91.55% up
10 host 192.168.1.3 100.00% up
9 host 192.168.1.4 88.73% up
3 table test:80 active (1 hosts up)
7 host 192.168.1.2 66.20% down
6 host 192.168.1.3 97.18% up
0 redirect testvs active
3 table test:80 active (1 hosts up)
7 host 192.168.1.2 66.20% down
6 host 192.168.1.3 97.18% up
4 table testvs-sitedown:80 active (1 hosts up)
8 host 192.168.1.4 84.51% up
# relayctl show redirects
Id Type Name Avlblty Status
1 redirect testvs2 active
0 redirect testvs active
# relayctl show redirects
Id Type Name Avlblty Status
1 redirect testvs2 active
total: 2 sessions
last: 2/60s 2/h 2/d sessions
average: 1/60s 0/h 0/d sessions
0 redirect testvs active
*/
$rdr_a = array();
exec('/usr/local/sbin/relayctl show redirects 2>&1', $rdr_a);
$relay_a = array();
exec('/usr/local/sbin/relayctl show relays 2>&1', $relay_a);
$vs = array();
$cur_entry = "";
for ($i = 0; isset($rdr_a[$i]); $i++) {
$line = $rdr_a[$i];
if (preg_match("/^[0-9]+/", $line)) {
$regs = array();
if ($x = preg_match("/^[0-9]+\s+redirect\s+([^\s]+)\s+([^\s]+)/", $line, $regs)) {
$cur_entry = trim($regs[1]);
$vs[trim($regs[1])] = array();
$vs[trim($regs[1])]['status'] = trim($regs[2]);
}
} elseif (($x = preg_match("/^\s+total:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['total'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+last:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['last'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+average:(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['average'] = trim($regs[1]);
}
}
$cur_entry = "";
for ($i = 0; isset($relay_a[$i]); $i++) {
$line = $relay_a[$i];
if (preg_match("/^[0-9]+/", $line)) {
$regs = array();
if ($x = preg_match("/^[0-9]+\s+relay\s+([^\s]+)\s+([^\s]+)/", $line, $regs)) {
$cur_entry = trim($regs[1]);
$vs[trim($regs[1])] = array();
$vs[trim($regs[1])]['status'] = trim($regs[2]);
}
} elseif (($x = preg_match("/^\s+total:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['total'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+last:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['last'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+average:(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['average'] = trim($regs[1]);
}
}
return $vs;
}
function relayd_get_lb_summary()
{
$relayctl = array();
exec('/usr/local/sbin/relayctl show summary 2>&1', $relayctl);
$relay_hosts=Array();
foreach( (array) $relayctl as $line) {
$t = explode("\t", $line);
if (isset($t[1])) {
switch (trim($t[1])) {
case "table":
$curpool=trim($t[2]);
break;
case "host":
$curhost=trim($t[2]);
if (!isset($relay_hosts[$curpool])) {
$relay_hosts[$curpool] = 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]);
break;
}
}
}
return $relay_hosts;
}
/*
* Remove NAT rules from a relayd anchor that is no longer in use.
* $anchorname can either be "*" to clear all anchors or a specific
* anchor name.
*/
function relayd_cleanup_lb_anchor($anchorname = "*")
{
/* NOTE: These names come back prepended with "relayd/" e.g. "relayd/MyVSName" */
$lbanchors = explode("\n", trim(`/sbin/pfctl -sA -a relayd | /usr/bin/awk '{print $1;}'`));
foreach ($lbanchors as $lba) {
if (($anchorname == "*") || ($lba == "relayd/{$anchorname}")) {
/* Flush both the NAT and the Table for the anchor, so it will be completely removed by pf. */
mwexecf('/sbin/pfctl -a %s -F nat', $lba);
mwexecf('/sbin/pfctl -a %s -F Tables', $lba);
}
}
}
/* Mark an anchor for later cleanup. This will allow us to remove an old VS name */
function relayd_cleanup_lb_mark_anchor($name)
{
/* Nothing to do! */
if (empty($name)) {
return;
}
$filename = '/tmp/relayd_anchors_remove';
$cleanup_anchors = array();
/* Read in any currently unapplied name changes */
if (file_exists($filename)) {
$cleanup_anchors = explode("\n", file_get_contents($filename));
}
/* Only add the anchor to the list if it's not already there. */
if (!in_array($name, $cleanup_anchors)) {
$cleanup_anchors[] = $name;
}
file_put_contents($filename, implode("\n", $cleanup_anchors));
}
function relayd_cleanup_lb_marked()
{
global $config;
$filename = '/tmp/relayd_anchors_remove';
$cleanup_anchors = array();
/* Nothing to do! */
if (!file_exists($filename)) {
return;
} else {
$cleanup_anchors = explode("\n", file_get_contents($filename));
/* Nothing to do! */
if (empty($cleanup_anchors)) {
return;
}
}
/* Load current names so we can make sure we don't remove an anchor that is still in use. */
$active_vsnames = array();
if (isset($config['load_balancer']['virtual_server'])) {
foreach ($config['load_balancer']['virtual_server'] as $vs) {
$active_vsnames[] = $vs['name'];
}
}
foreach ($cleanup_anchors as $anchor) {
/* Only cleanup an anchor if it is not still active. */
if (!in_array($anchor, $active_vsnames)) {
relayd_cleanup_lb_anchor($anchor);
}
}
@unlink($filename);
}
src/etc/inc/vslb.inc deleted 100644 → 0
View file @ bd6d928a
<?php
/*
Copyright (C) 2005-2008 Bill Marquette
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
function subnetv4_expand($subnet) {
$result = array();
list ($ip, $bits) = explode("/", $subnet);
$net = ip2long($ip);
$mask = (0xffffffff << (32 - $bits));
$net &= $mask;
$size = round(exp(log(2) * (32 - $bits)));
for ($i = 0; $i < $size; $i += 1) {
$result[] = long2ip($net | $i);
}
return $result;
}
function relayd_configure_do($kill_first = false)
{
global $config;
if (isset($config['load_balancer']['virtual_server']) && is_array($config['load_balancer']['virtual_server'])) {
$vs_a = $config['load_balancer']['virtual_server'];
} else {
$vs_a = array();
}
if (isset($config['load_balancer']['lbpool']) && is_array($config['load_balancer']['lbpool'])) {
$pool_a = $config['load_balancer']['lbpool'];
} else {
$pool_a = array();
}
if (isset($config['load_balancer']['setting']) && is_array($config['load_balancer']['setting'])) {
$setting = $config['load_balancer']['setting'];
} else {
$setting = array();
}
$check_a = array();
foreach ((array)$config['load_balancer']['monitor_type'] as $type) {
$type['options'] = isset($type['options']) ? $type['options'] : array();
switch($type['type']) {
case 'icmp':
case 'tcp':
$check_a[$type['name']] = 'check ' . $type['type'];
break;
case 'http':
case 'https':
$check_a[$type['name']] = 'check ' . $type['type']. " ";
if (!empty($type['options']['path'])) {
$check_a[$type['name']] .= "'".$type['options']['path'] . "' ";
}
if (!empty($type['options']['host'])) {
$check_a[$type['name']] .= "host ".$type['options']['host'] . " ";
}
$check_a[$type['name']] .= "code " . $type['options']['code'];
break;
case 'send':
$check_a[$type['name']] = "send ";
$check_a[$type['name']] .= !empty($type['options']['send']) ? "\"{$type['options']['send']}\"" : "\"\"" ;
$check_a[$type['name']] .= " expect ";
$check_a[$type['name']] .= !empty($type['options']['expect']) ? "\"{$type['options']['expect']}\"" : "\"\"" ;
break;
}
}
$fd = fopen('/var/etc/relayd.conf', 'w');
$conf = "log updates \n";
if (!empty($setting['timeout'])) {
$conf .= "timeout ".$setting['timeout']." \n";
} else {
$conf .= "timeout 1000 \n";
}
if (!empty($setting['interval'])) {
$conf .= "interval ".$setting['interval']." \n";
}
if (!empty($setting['prefork'])) {
$conf .= "prefork ".$setting['prefork']." \n";
}
/* reindex pools by name as we loop through the pools array */
$pools = array();
/* Virtual server pools */
for ($i = 0; isset($pool_a[$i]); $i++) {
if (is_array($pool_a[$i]['servers'])) {
if (!empty($pool_a[$i]['retry'])) {
$retrytext = " retry {$pool_a[$i]['retry']}";
} else {
$retrytext = "";
}
$conf .= "table <{$pool_a[$i]['name']}> {\n";
foreach ($pool_a[$i]['servers'] as $server) {
if (is_subnetv4($server)) {
foreach (subnetv4_expand($server) as $ip) {
$conf .= "\t{$ip}{$retrytext}\n";
}
} else {
$conf .= "\t{$server}{$retrytext}\n";
}
}
$conf .= "}\n";
/* Index by name for easier fetching when we loop through the virtual servers */
$pools[$pool_a[$i]['name']] = $pool_a[$i];
}
}
// collect used protocols
$used_protocols = array();
foreach ($vs_a as $vs) {
if (isset($vs['relay_protocol']) && !in_array($vs['relay_protocol'], $used_protocols)) {
$used_protocols[] = $vs['relay_protocol'];
if (is_file('/usr/local/etc/inc/vslb/'.basename($vs['relay_protocol']).'.proto')) {
$conf .= file_get_contents('/usr/local/etc/inc/vslb/'.basename($vs['relay_protocol']).'.proto')."\n";
}
}
}
for ($i = 0; isset($vs_a[$i]); $i++) {
$append_port_to_name = false;
if (is_alias($pools[$vs_a[$i]['poolname']]['port'])) {
$dest_port_array = filter_expand_alias_array($pools[$vs_a[$i]['poolname']]['port']);
$append_port_to_name = true;
} else {
$dest_port_array = array($pools[$vs_a[$i]['poolname']]['port']);
}
if (is_alias($vs_a[$i]['port'])) {
$src_port_array = filter_expand_alias_array($vs_a[$i]['port']);
$append_port_to_name = true;
} elseif ($vs_a[$i]['port']) {
$src_port_array = array($vs_a[$i]['port']);
} else {
$src_port_array = $dest_port_array;
}
$append_ip_to_name = false;
if (is_alias($vs_a[$i]['ipaddr'])) {
$ip_list = array();
foreach (filter_expand_alias_array($vs_a[$i]['ipaddr']) as $item) {
log_error("item is $item");
if (is_subnetv4($item)) {
$ip_list = array_merge($ip_list, subnetv4_expand($item));
} else {
$ip_list[] = $item;
}
}
$append_ip_to_name = true;
} elseif (is_subnetv4($vs_a[$i]['ipaddr'])) {
$ip_list = subnetv4_expand($vs_a[$i]['ipaddr']);
$append_ip_to_name = true;
} else {
$ip_list = array($vs_a[$i]['ipaddr']);
}
for ($j = 0; $j < count($ip_list); $j += 1) {
$ip = $ip_list[$j];
for ($k = 0; $k < count($src_port_array) && $k < count($dest_port_array); $k += 1) {
$src_port = $src_port_array[$k];
$dest_port = $dest_port_array[$k];
$name = $vs_a[$i]['name'];
if ($append_ip_to_name) {
$name .= "_" . $j;
}
if ($append_port_to_name) {
$name .= "_" . $src_port;
}
if ($vs_a[$i]['mode'] == 'relay') {
// relay mode
$conf .= "relay \"{$name}\" {\n";
$conf .= " listen on {$ip} port {$src_port} \n";
$conf .= " protocol \"{$vs_a[$i]['relay_protocol']}\"\n";
$lbmode = "";
if ($pools[$vs_a[$i]['poolname']]['mode'] == "loadbalance") {
$lbmode = "mode loadbalance";
}
$conf .= " forward to <{$vs_a[$i]['poolname']}> port {$dest_port} {$lbmode} {$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";
}
$conf .= "}\n";
} else {
// redirect mode
$conf .= "redirect \"{$name}\" {\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($config['load_balancer']['setting']['lb_use_sticky'])) {
$conf .= " sticky-address\n";
}
/* sitedown MUST use the same port as the primary pool - sucks, but it's a relayd thing */
if (isset($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($vs_a)) {
if ($kill_first) {
killbyname('relayd');
/* Remove all active relayd anchors now that relayd is no longer running. */
cleanup_lb_anchor('*');
mwexec('/usr/local/sbin/relayd -f /var/etc/relayd.conf');
} else {
// it's running and there is a config, just reload
mwexec('/usr/local/sbin/relayctl reload');
}
} else {
/*
* XXX: Something breaks our control connection with relayd
* and makes 'relayctl stop' not work
* rule reloads are the current suspect
* mwexec('/usr/local/sbin/relayctl stop');
* returns "command failed"
*/
killbyname('relayd');
/* Remove all active relayd anchors now that relayd is no longer running. */
cleanup_lb_anchor("*");
}
} elseif (!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()
{
/*
# relayctl show summary
Id Type Name Avlblty Status
1 redirect testvs2 active
5 table test2:80 active (3 hosts up)
11 host 192.168.1.2 91.55% up
10 host 192.168.1.3 100.00% up
9 host 192.168.1.4 88.73% up
3 table test:80 active (1 hosts up)
7 host 192.168.1.2 66.20% down
6 host 192.168.1.3 97.18% up
0 redirect testvs active
3 table test:80 active (1 hosts up)
7 host 192.168.1.2 66.20% down
6 host 192.168.1.3 97.18% up
4 table testvs-sitedown:80 active (1 hosts up)
8 host 192.168.1.4 84.51% up
# relayctl show redirects
Id Type Name Avlblty Status
1 redirect testvs2 active
0 redirect testvs active
# relayctl show redirects
Id Type Name Avlblty Status
1 redirect testvs2 active
total: 2 sessions
last: 2/60s 2/h 2/d sessions
average: 1/60s 0/h 0/d sessions
0 redirect testvs active
*/
$rdr_a = array();
exec('/usr/local/sbin/relayctl show redirects 2>&1', $rdr_a);
$relay_a = array();
exec('/usr/local/sbin/relayctl show relays 2>&1', $relay_a);
$vs = array();
$cur_entry = "";
for ($i = 0; isset($rdr_a[$i]); $i++) {
$line = $rdr_a[$i];
if (preg_match("/^[0-9]+/", $line)) {
$regs = array();
if ($x = preg_match("/^[0-9]+\s+redirect\s+([^\s]+)\s+([^\s]+)/", $line, $regs)) {
$cur_entry = trim($regs[1]);
$vs[trim($regs[1])] = array();
$vs[trim($regs[1])]['status'] = trim($regs[2]);
}
} elseif (($x = preg_match("/^\s+total:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['total'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+last:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['last'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+average:(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['average'] = trim($regs[1]);
}
}
$cur_entry = "";
for ($i = 0; isset($relay_a[$i]); $i++) {
$line = $relay_a[$i];
if (preg_match("/^[0-9]+/", $line)) {
$regs = array();
if ($x = preg_match("/^[0-9]+\s+relay\s+([^\s]+)\s+([^\s]+)/", $line, $regs)) {
$cur_entry = trim($regs[1]);
$vs[trim($regs[1])] = array();
$vs[trim($regs[1])]['status'] = trim($regs[2]);
}
} elseif (($x = preg_match("/^\s+total:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['total'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+last:\s(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['last'] = trim($regs[1]);
} elseif (($x = preg_match("/^\s+average:(.*)\ssessions/", $line, $regs)) && !empty($cur_entry)) {
$vs[$cur_entry]['average'] = trim($regs[1]);
}
}
return $vs;
}
function get_lb_summary()
{
$relayctl = array();
exec('/usr/local/sbin/relayctl show summary 2>&1', $relayctl);
$relay_hosts=Array();
foreach( (array) $relayctl as $line) {
$t = explode("\t", $line);
if (isset($t[1])) {
switch (trim($t[1])) {
case "table":
$curpool=trim($t[2]);
break;
case "host":
$curhost=trim($t[2]);
if (!isset($relay_hosts[$curpool])) {
$relay_hosts[$curpool] = 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]);
break;
}
}
}
return $relay_hosts;
}
/* Get a list of all relayd virtual server anchors */
function get_lb_anchors() {
/* 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;}'`));
}
/* Remove NAT rules from a relayd anchor that is no longer in use.
$anchorname can either be * to clear all anchors or a specific anchor name.*/
function cleanup_lb_anchor($anchorname = "*")
{
$lbanchors = get_lb_anchors();
foreach ($lbanchors as $lba) {
if (($anchorname == "*") || ($lba == "relayd/{$anchorname}")) {
/* Flush both the NAT and the Table for the anchor, so it will be completely removed by pf. */
mwexec("/sbin/pfctl -a " . escapeshellarg($lba) . " -F nat");
mwexec("/sbin/pfctl -a " . escapeshellarg($lba) . " -F Tables");
}
}
}
/* Mark an anchor for later cleanup. This will allow us to remove an old VS name */
function cleanup_lb_mark_anchor($name)
{
/* Nothing to do! */
if (empty($name)) {
return;
}
$filename = '/tmp/relayd_anchors_remove';
$cleanup_anchors = array();
/* Read in any currently unapplied name changes */
if (file_exists($filename)) {
$cleanup_anchors = explode("\n", file_get_contents($filename));
}
/* Only add the anchor to the list if it's not already there. */
if (!in_array($name, $cleanup_anchors)) {
$cleanup_anchors[] = $name;
}
file_put_contents($filename, implode("\n", $cleanup_anchors));
}
src/etc/inc/xmlrpc/legacy.inc
View file @ 8ab6fb4c
......@@ -126,7 +126,7 @@ function filter_configure_xmlrpc()
require_once("system.inc");
require_once("util.inc");
require_once("interfaces.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
require_once("openvpn.inc");
require_once("services.inc");
require_once("rrd.inc");
......
src/etc/inc/xmlrpc/service.inc
View file @ 8ab6fb4c
......@@ -30,7 +30,7 @@
require_once("services.inc");
require_once("system.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
require_once('util.inc');
require_once("unbound.inc");
require_once("openvpn.inc");
......
src/etc/rc.bootup
View file @ 8ab6fb4c
......@@ -49,8 +49,6 @@ require_once("system.inc");
echo ".";
require_once("unbound.inc");
echo ".";
require_once("vslb.inc");
echo ".";
require_once("filter.inc");
echo ".";
require_once("ipsec.inc");
......@@ -200,9 +198,6 @@ echo "Starting NTP time client...";
system_ntp_configure(false);
echo "done.\n";
/* start load balancer daemon */
relayd_configure_do();
/* start DHCP service */
services_dhcpd_configure();
......
src/etc/rc.filter_configure_xmlrpc
View file @ 8ab6fb4c
......@@ -29,7 +29,6 @@
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
require_once("config.inc");
......@@ -38,7 +37,7 @@ require_once("util.inc");
require_once("xmlrpc.inc");
require_once("interfaces.inc");
require_once("openvpn.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
require_once("system.inc");
require_once("services.inc");
require_once("rrd.inc");
......
src/www/load_balancer_monitor.php
View file @ 8ab6fb4c
......@@ -30,7 +30,7 @@
require_once("guiconfig.inc");
require_once("filter.inc");
require_once("services.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
require_once("interfaces.inc");
if (empty($config['load_balancer']['monitor_type']) || !is_array($config['load_balancer']['monitor_type'])) {
......
src/www/load_balancer_pool.php
View file @ 8ab6fb4c
......@@ -30,7 +30,7 @@
require_once("guiconfig.inc");
require_once("filter.inc");
require_once("services.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
require_once("interfaces.inc");
if (!is_array($config['load_balancer']['lbpool'])) {
......
src/www/load_balancer_setting.php
View file @ 8ab6fb4c
......@@ -31,7 +31,7 @@
require_once("guiconfig.inc");
require_once("filter.inc");
require_once("services.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
require_once("interfaces.inc");
if (empty($config['load_balancer']) || !is_array($config['load_balancer'])) {
......@@ -42,7 +42,6 @@ if (empty($config['load_balancer']['setting']) || !is_array($config['load_balanc
$config['load_balancer']['setting'] = array();
}
if ($_SERVER['REQUEST_METHOD'] === 'GET') {
$pconfig = array();
$pconfig['timeout'] = !empty($config['load_balancer']['setting']['timeout']) ? $config['load_balancer']['setting']['timeout'] : null;
......@@ -94,12 +93,12 @@ if ($_SERVER['REQUEST_METHOD'] === 'GET') {
}
}
$service_hook = 'relayd';
legacy_html_escape_form_data($pconfig);
include("head.inc");
?>
?>
<body>
<?php include("fbegin.inc"); ?>
<section class="page-content-main">
......
src/www/load_balancer_virtual_server.php
View file @ 8ab6fb4c
......@@ -29,48 +29,10 @@
require_once("guiconfig.inc");
require_once("filter.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
require_once("services.inc");
require_once("interfaces.inc");
/* Cleanup relayd anchors that have been marked for cleanup. */
function cleanup_lb_marked()
{
global $config;
$filename = '/tmp/relayd_anchors_remove';
$cleanup_anchors = array();
/* Nothing to do! */
if (!file_exists($filename)) {
return;
} else {
$cleanup_anchors = explode("\n", file_get_contents($filename));
/* Nothing to do! */
if (empty($cleanup_anchors)) {
return;
}
}
/* Load current names so we can make sure we don't remove an anchor that is still in use. */
$active_vsnames = array();
if (isset($config['load_balancer']['virtual_server'])) {
foreach ($config['load_balancer']['virtual_server'] as $vs) {
$active_vsnames[] = $vs['name'];
}
}
foreach ($cleanup_anchors as $anchor) {
/* Only cleanup an anchor if it is not still active. */
if (!in_array($anchor, $active_vsnames)) {
cleanup_lb_anchor($anchor);
}
}
@unlink($filename);
}
if (empty($config['load_balancer']['virtual_server']) || !is_array($config['load_balancer']['virtual_server'])) {
$config['load_balancer']['virtual_server'] = array();
}
......@@ -79,7 +41,7 @@ $a_vs = &$config['load_balancer']['virtual_server'];
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
if (isset($_POST['act']) && $_POST['act'] == "del") {
if (isset($_POST['id']) && !empty($a_vs[$_POST['id']])){
cleanup_lb_mark_anchor($a_vs[$_POST['id']]['name']);
relayd_cleanup_lb_mark_anchor($a_vs[$_POST['id']]['name']);
unset($a_vs[$_POST['id']]);
write_config();
mark_subsystem_dirty('loadbalancer');
......@@ -89,7 +51,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
relayd_configure_do();
filter_configure();
/* Wipe out old relayd anchors no longer in use. */
cleanup_lb_marked();
relayd_cleanup_lb_marked();
clear_subsystem_dirty('loadbalancer');
header(url_safe('Location: /load_balancer_virtual_server.php'));
exit;
......
src/www/load_balancer_virtual_server_edit.php
View file @ 8ab6fb4c
......@@ -29,7 +29,7 @@
require_once("guiconfig.inc");
require_once("services.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
require_once("interfaces.inc");
if (empty($config['load_balancer']) || !is_array($config['load_balancer'])) {
......@@ -116,7 +116,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'GET') {
if (isset($id)) {
if ($a_vs[$id]['name'] != $pconfig['name']) {
/* Because the VS name changed, mark the old name for cleanup. */
cleanup_lb_mark_anchor($a_vs[$id]['name']);
relayd_cleanup_lb_mark_anchor($a_vs[$id]['name']);
}
$a_vs[$id] = $vsent;
} else {
......
src/www/status_lb_pool.php
View file @ 8ab6fb4c
......@@ -29,7 +29,7 @@
require_once("guiconfig.inc");
require_once("filter.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
require_once("services.inc");
require_once("interfaces.inc");
......@@ -76,11 +76,11 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
$service_hook = 'relayd';
include("head.inc");
$relay_hosts = get_lb_summary();
$relay_hosts = relayd_get_lb_summary();
legacy_html_escape_form_data($a_pool);
legacy_html_escape_form_data($relay_hosts);
?>
?>
<body>
<?php include("fbegin.inc"); ?>
<section class="page-content-main">
......
src/www/status_lb_vs.php
View file @ 8ab6fb4c
......@@ -30,7 +30,7 @@
require_once("guiconfig.inc");
require_once("filter.inc");
require_once("services.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
if (empty($config['load_balancer']['lbpool']) || !is_array($config['load_balancer']['lbpool'])) {
$a_pool = array();
......@@ -53,7 +53,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
}
}
$rdr_a = get_lb_redirects();
$rdr_a = relayd_get_lb_redirects();
$service_hook = 'relayd';
legacy_html_escape_form_data($a_vs);
......
src/www/status_services.php
View file @ 8ab6fb4c
......@@ -30,7 +30,6 @@
require_once("guiconfig.inc");
require_once("services.inc");
require_once("vslb.inc");
require_once("system.inc");
require_once("unbound.inc");
require_once("openvpn.inc");
......
src/www/system_advanced_misc.php
View file @ 8ab6fb4c
......@@ -32,7 +32,6 @@
require_once("guiconfig.inc");
require_once("filter.inc");
require_once("ipsec.inc");
require_once("vslb.inc");
require_once("system.inc");
require_once("services.inc");
require_once("interfaces.inc");
......
src/www/widgets/widgets/load_balancer_status.widget.php
View file @ 8ab6fb4c
......@@ -33,7 +33,7 @@
require_once("guiconfig.inc");
require_once("filter.inc");
require_once("vslb.inc");
require_once("plugins.inc.d/relayd.inc");
$now = time();
$year = date("Y");
......@@ -49,15 +49,14 @@ if (!is_array($config['load_balancer']['virtual_server'])) {
}
$a_vs = &$config['load_balancer']['virtual_server'];
$a_pool = &$config['load_balancer']['lbpool'];
$rdr_a = get_lb_redirects();
$relay_hosts = get_lb_summary();
$rdr_a = relayd_get_lb_redirects();
$relay_hosts = relayd_get_lb_summary();
$lb_logfile = '/var/log/relayd.log';
$nentries = isset($config['syslog']['nentries']) ? $config['syslog']['nentries'] : 50;
?>
<table class="table table-striped table-condensed">
<thead>
<tr>
......
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