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Commit 880980a7 authored by Ad Schellevis's avatar Ad Schellevis
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(legacy) spaces and curly braces in gwlb.inc

parent 0d70b4a9
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Showing with 997 additions and 928 deletions
src/etc/inc/gwlb.inc
View file @ 880980a7
......@@ -29,23 +29,23 @@
function return_apinger_defaults()
{
return array(
"latencylow" => "200",
"latencyhigh" => "500",
"losslow" => "10",
"losshigh" => "20",
"interval" => "1",
"down" => "10",
"avg_delay_samples" => "10",
"avg_loss_samples" => "50",
"avg_loss_delay_samples" => "20"
);
return array(
"latencylow" => "200",
"latencyhigh" => "500",
"losslow" => "10",
"losshigh" => "20",
"interval" => "1",
"down" => "10",
"avg_delay_samples" => "10",
"avg_loss_samples" => "50",
"avg_loss_delay_samples" => "20"
);
}
function setup_gateways_monitor_full()
{
killbypid('/var/run/apinger.pid');
setup_gateways_monitor();
killbypid('/var/run/apinger.pid');
setup_gateways_monitor();
}
/*
......@@ -54,15 +54,15 @@ function setup_gateways_monitor_full()
*/
function setup_gateways_monitor()
{
global $config;
global $config;
@mkdir('/var/db/rrd', 0775);
@chown('/var/db/rrd', 'nobody');
@mkdir('/var/db/rrd', 0775);
@chown('/var/db/rrd', 'nobody');
$gateways_arr_all = return_gateways_array(true);
$gateways_arr_all = return_gateways_array(true);
$apinger_default = return_apinger_defaults();
$apingerconfig = <<<EOD
$apinger_default = return_apinger_defaults();
$apingerconfig = <<<EOD
# OPNsense apinger configuration file. Automatically Generated!
......@@ -80,11 +80,11 @@ pid_file "/var/run/apinger.pid"
#timestamp_format "%Y%m%d%H%M%S"
status {
## File where the status information should be written to
file "/var/run/apinger.status"
## Interval between file updates
## when 0 or not set, file is written only when SIGUSR1 is received
interval 5s
## File where the status information should be written to
file "/var/run/apinger.status"
## Interval between file updates
## when 0 or not set, file is written only when SIGUSR1 is received
interval 5s
}
########################################
......@@ -94,720 +94,774 @@ rrd interval 60s;
## These parameters can be overridden in a specific alarm configuration
alarm default {
command on "/usr/local/opnsense/service/configd_ctl.py -m 'dyndns reload %T' 'ipsecdns reload' 'openvpn reload %T' 'filter reload' "
command off "/usr/local/opnsense/service/configd_ctl.py -m 'dyndns reload %T' 'ipsecdns reload' 'openvpn reload %T' 'filter reload' "
combine 10s
command on "/usr/local/opnsense/service/configd_ctl.py -m 'dyndns reload %T' 'ipsecdns reload' 'openvpn reload %T' 'filter reload' "
command off "/usr/local/opnsense/service/configd_ctl.py -m 'dyndns reload %T' 'ipsecdns reload' 'openvpn reload %T' 'filter reload' "
combine 10s
}
## "Down" alarm definition.
## This alarm will be fired when target doesn't respond for 30 seconds.
alarm down "down" {
time {$apinger_default['down']}s
time {$apinger_default['down']}s
}
## "Delay" alarm definition.
## This alarm will be fired when responses are delayed more than 200ms
## it will be canceled, when the delay drops below 100ms
alarm delay "delay" {
delay_low {$apinger_default['latencylow']}ms
delay_high {$apinger_default['latencyhigh']}ms
delay_low {$apinger_default['latencylow']}ms
delay_high {$apinger_default['latencyhigh']}ms
}
## "Loss" alarm definition.
## This alarm will be fired when packet loss goes over 20%
## it will be canceled, when the loss drops below 10%
alarm loss "loss" {
percent_low {$apinger_default['losslow']}
percent_high {$apinger_default['losshigh']}
percent_low {$apinger_default['losslow']}
percent_high {$apinger_default['losshigh']}
}
target default {
## How often the probe should be sent
interval {$apinger_default['interval']}s
## How often the probe should be sent
interval {$apinger_default['interval']}s
## How many replies should be used to compute average delay
## for controlling "delay" alarms
avg_delay_samples {$apinger_default['avg_delay_samples']}
## How many replies should be used to compute average delay
## for controlling "delay" alarms
avg_delay_samples {$apinger_default['avg_delay_samples']}
## How many probes should be used to compute average loss
avg_loss_samples {$apinger_default['avg_loss_samples']}
## How many probes should be used to compute average loss
avg_loss_samples {$apinger_default['avg_loss_samples']}
## The delay (in samples) after which loss is computed
## without this delays larger than interval would be treated as loss
avg_loss_delay_samples {$apinger_default['avg_loss_delay_samples']}
## The delay (in samples) after which loss is computed
## without this delays larger than interval would be treated as loss
avg_loss_delay_samples {$apinger_default['avg_loss_delay_samples']}
## Names of the alarms that may be generated for the target
alarms "down","delay","loss"
## Names of the alarms that may be generated for the target
alarms "down","delay","loss"
## Location of the RRD
#rrd file "/var/db/rrd/apinger-%t.rrd"
## Location of the RRD
#rrd file "/var/db/rrd/apinger-%t.rrd"
}
EOD;
$monitor_ips = array();
foreach($gateways_arr_all as $name => $gateway) {
if (empty($gateway['monitor']) || !is_ipaddr($gateway['monitor'])) {
if (is_ipaddr($gateway['gateway'])) {
$gateway['monitor'] = $gateway['gateway'];
} else {
/* No chance to get an ip to monitor skip target. */
continue;
}
}
/* if the monitor address is already used before, skip */
if (in_array($gateway['monitor'], $monitor_ips)) {
continue;
}
/*
* Interface IP is needed since apinger will bind a socket to it.
* However the config GUI should already have checked this and when
* PPoE is used the IP address is set to "dynamic". So using is_ipaddrv4
* or is_ipaddrv6 to identify packet type would be wrong, especially as
* further checks (that can cope with the "dynamic" case) are present inside
* the if block. So using $gateway['ipprotocol'] is the better option.
*/
if ($gateway['ipprotocol'] == "inet") { // This is an IPv4 gateway...
$gwifip = find_interface_ip($gateway['interface']);
if (!is_ipaddrv4($gwifip)) {
continue; //Skip this target
}
/* flush the monitor unconditionally */
if (is_ipaddrv4($gateway['gateway']) && $gateway['monitor'] != $gateway['gateway']) {
log_error("Removing static route for monitor {$gateway['monitor']}");
mwexec("/sbin/route delete -host " . escapeshellarg($gateway['monitor']), true);
}
/* Do not monitor if such was requested */
if (isset($gateway['disabled']) || isset($gateway['monitor_disable'])) {
continue;
}
/*
* If the gateway is the same as the monitor we do not add a
* route as this will break the routing table.
* Add static routes for each gateway with their monitor IP
* not strictly necessary but is a added level of protection.
*/
if (is_ipaddrv4($gateway['gateway']) && $gateway['monitor'] != $gateway['gateway']) {
log_error("Adding static route for monitor through {$gateway['gateway']}");
mwexec("/sbin/route add -host " . escapeshellarg($gateway['monitor']) .
" " . escapeshellarg($gateway['gateway']), true);
}
} elseif ($gateway['ipprotocol'] == "inet6") { // This is an IPv6 gateway...
if ($gateway['monitor'] == $gateway['gateway']) {
/* link locals really need a different src ip */
if (is_linklocal($gateway['gateway'])) {
$gwifip = find_interface_ipv6_ll($gateway['interface']);
} else {
$gwifip = find_interface_ipv6($gateway['interface']);
}
} else {
/* 'monitor' has been set, so makes sure it has precedence over
* 'gateway' in defining the source IP. Otherwise if 'gateway'
* is a local link and 'monitor' is global routable then the
* ICMP6 response would not find its way back home...
*/
$gwifip = find_interface_ipv6($gateway['interface']);
if (is_linklocal($gateway['monitor'])) {
if (!strstr($gateway['monitor'], '%')) {
$gateway['monitor'] .= "%{$gateway['interface']}";
}
} else {
// Monitor is a routable address, so use a routable address for the "src" part
$gwifip = find_interface_ipv6($gateway['interface']);
}
}
if (!is_ipaddrv6($gwifip)) {
continue; //Skip this target
}
/* flush the monitor unconditionally */
if (is_ipaddrv6($gateway['gateway']) && $gateway['monitor'] != $gateway['gateway']) {
log_error("Removing static route for monitor {$gateway['monitor']}");
mwexec("/sbin/route delete -host -inet6 " . escapeshellarg($gateway['monitor']), true);
}
/* Do not monitor if such was requested */
if (isset($gateway['disabled']) || isset($gateway['monitor_disable'])) {
continue;
}
/*
* If the gateway is the same as the monitor we do not add a
* route as this will break the routing table.
* Add static routes for each gateway with their monitor IP
* not strictly necessary but is a added level of protection.
*/
if (is_ipaddrv6($gateway['gateway']) && $gateway['monitor'] != $gateway['gateway']) {
log_error("Adding static route for monitor through {$gateway['gateway']}");
mwexec("/sbin/route add -host -inet6 " . escapeshellarg($gateway['monitor']) .
" " . escapeshellarg($gateway['gateway']), true);
}
} else {
continue;
}
$monitor_ips[] = $gateway['monitor'];
$apingercfg = "target \"{$gateway['monitor']}\" {\n";
$apingercfg .= " description \"{$name}\"\n";
$apingercfg .= " srcip \"{$gwifip}\"\n";
## How often the probe should be sent
if (!empty($gateway['interval']) && is_numeric($gateway['interval'])) {
$interval = intval($gateway['interval']); # Restrict to Integer
if ($interval < 1) $interval = 1; # Minimum
if ($interval != $apinger_default['interval']) # If not default value
$apingercfg .= " interval " . $interval . "s\n";
}
## How many replies should be used to compute average delay
## for controlling "delay" alarms
if (!empty($gateway['avg_delay_samples']) && is_numeric($gateway['avg_delay_samples'])) {
$avg_delay_samples = intval($gateway['avg_delay_samples']); # Restrict to Integer
if ($avg_delay_samples < 1) $avg_delay_samples = 1; # Minimum
if ($avg_delay_samples != $apinger_default['avg_delay_samples']) # If not default value
$apingercfg .= " avg_delay_samples " . $avg_delay_samples . "\n";
}
## How many probes should be used to compute average loss
if (!empty($gateway['avg_loss_samples']) && is_numeric($gateway['avg_loss_samples'])) {
$avg_loss_samples = intval($gateway['avg_loss_samples']); # Restrict to Integer
if ($avg_loss_samples < 1) $avg_loss_samples = 1; # Minimum
if ($avg_loss_samples != $apinger_default['avg_loss_samples']) # If not default value
$apingercfg .= " avg_loss_samples " . $avg_loss_samples . "\n";
}
## The delay (in samples) after which loss is computed
## without this delays larger than interval would be treated as loss
if (!empty($gateway['avg_loss_delay_samples']) && is_numeric($gateway['avg_loss_delay_samples'])) {
$avg_loss_delay_samples = intval($gateway['avg_loss_delay_samples']); # Restrict to Integer
if ($avg_loss_delay_samples < 1) $avg_loss_delay_samples = 1; # Minimum
if ($avg_loss_delay_samples != $apinger_default['avg_loss_delay_samples']) # If not default value
$apingercfg .= " avg_loss_delay_samples " . $avg_loss_delay_samples . "\n";
}
$alarms = "";
$alarmscfg = "";
$override = false;
if (!empty($gateway['losslow'])) {
$alarmscfg .= "alarm loss \"{$name}loss\" {\n";
$alarmscfg .= "\tpercent_low {$gateway['losslow']}\n";
$alarmscfg .= "\tpercent_high {$gateway['losshigh']}\n";
$alarmscfg .= "}\n";
$alarms .= "\"{$name}loss\"";
$override = true;
} else {
if ($override == true)
$alarms .= ",";
$alarms .= "\"loss\"";
$override = true;
}
if (!empty($gateway['latencylow'])) {
$alarmscfg .= "alarm delay \"{$name}delay\" {\n";
$alarmscfg .= "\tdelay_low {$gateway['latencylow']}ms\n";
$alarmscfg .= "\tdelay_high {$gateway['latencyhigh']}ms\n";
$alarmscfg .= "}\n";
if ($override == true)
$alarms .= ",";
$alarms .= "\"{$name}delay\"";
$override = true;
} else {
if ($override == true)
$alarms .= ",";
$alarms .= "\"delay\"";
$override = true;
}
if (!empty($gateway['down'])) {
$alarmscfg .= "alarm down \"{$name}down\" {\n";
$alarmscfg .= "\ttime {$gateway['down']}s\n";
$alarmscfg .= "}\n";
if ($override == true)
$alarms .= ",";
$alarms .= "\"{$name}down\"";
$override = true;
} else {
if ($override == true)
$alarms .= ",";
$alarms .= "\"down\"";
$override = true;
}
if ($override == true)
$apingercfg .= "\talarms override {$alarms};\n";
if (isset($gateway['force_down']))
$apingercfg .= "\tforce_down on\n";
$apingercfg .= " rrd file \"/var/db/rrd/{$gateway['name']}-quality.rrd\"\n";
$apingercfg .= "}\n";
$apingercfg .= "\n";
$apingerconfig .= $alarmscfg;
$apingerconfig .= $apingercfg;
# Create gateway quality RRD with settings more suitable for OPNsense graph set,
# since apinger uses default step (300; 5 minutes) and other settings that don't
# match the OPNsense gateway quality graph set.
create_gateway_quality_rrd("/var/db/rrd/{$gateway['name']}-quality.rrd");
}
$gateways_arr = return_gateways_array();
if (!is_array($gateways_arr)) {
log_error("No gateways to monitor. Apinger will not be run.");
killbypid('/var/run/apinger.pid');
@unlink('/var/run/apinger.status');
return;
}
@file_put_contents('/var/etc/apinger.conf', $apingerconfig);
unset($apingerconfig);
/* Restart apinger process */
if (isvalidpid('/var/run/apinger.pid')) {
killbypid('/var/run/apinger.pid', 'HUP');
} else {
/* start a new apinger process */
@unlink('/var/run/apinger.status');
sleep(1);
mwexec_bg('/usr/local/sbin/apinger -c /var/etc/apinger.conf');
sleep(1);
killbypid('/var/run/apinger.pid', 'USR1');
}
return 0;
$monitor_ips = array();
foreach($gateways_arr_all as $name => $gateway) {
if (empty($gateway['monitor']) || !is_ipaddr($gateway['monitor'])) {
if (is_ipaddr($gateway['gateway'])) {
$gateway['monitor'] = $gateway['gateway'];
} else {
/* No chance to get an ip to monitor skip target. */
continue;
}
}
/* if the monitor address is already used before, skip */
if (in_array($gateway['monitor'], $monitor_ips)) {
continue;
}
/*
* Interface IP is needed since apinger will bind a socket to it.
* However the config GUI should already have checked this and when
* PPoE is used the IP address is set to "dynamic". So using is_ipaddrv4
* or is_ipaddrv6 to identify packet type would be wrong, especially as
* further checks (that can cope with the "dynamic" case) are present inside
* the if block. So using $gateway['ipprotocol'] is the better option.
*/
if ($gateway['ipprotocol'] == "inet") { // This is an IPv4 gateway...
$gwifip = find_interface_ip($gateway['interface']);
if (!is_ipaddrv4($gwifip)) {
continue; //Skip this target
}
/* flush the monitor unconditionally */
if (is_ipaddrv4($gateway['gateway']) && $gateway['monitor'] != $gateway['gateway']) {
log_error("Removing static route for monitor {$gateway['monitor']}");
mwexec("/sbin/route delete -host " . escapeshellarg($gateway['monitor']), true);
}
/* Do not monitor if such was requested */
if (isset($gateway['disabled']) || isset($gateway['monitor_disable'])) {
continue;
}
/*
* If the gateway is the same as the monitor we do not add a
* route as this will break the routing table.
* Add static routes for each gateway with their monitor IP
* not strictly necessary but is a added level of protection.
*/
if (is_ipaddrv4($gateway['gateway']) && $gateway['monitor'] != $gateway['gateway']) {
log_error("Adding static route for monitor through {$gateway['gateway']}");
mwexec("/sbin/route add -host " . escapeshellarg($gateway['monitor']) .
" " . escapeshellarg($gateway['gateway']), true);
}
} elseif ($gateway['ipprotocol'] == "inet6") { // This is an IPv6 gateway...
if ($gateway['monitor'] == $gateway['gateway']) {
/* link locals really need a different src ip */
if (is_linklocal($gateway['gateway'])) {
$gwifip = find_interface_ipv6_ll($gateway['interface']);
} else {
$gwifip = find_interface_ipv6($gateway['interface']);
}
} else {
/* 'monitor' has been set, so makes sure it has precedence over
* 'gateway' in defining the source IP. Otherwise if 'gateway'
* is a local link and 'monitor' is global routable then the
* ICMP6 response would not find its way back home...
*/
$gwifip = find_interface_ipv6($gateway['interface']);
if (is_linklocal($gateway['monitor'])) {
if (!strstr($gateway['monitor'], '%')) {
$gateway['monitor'] .= "%{$gateway['interface']}";
}
} else {
// Monitor is a routable address, so use a routable address for the "src" part
$gwifip = find_interface_ipv6($gateway['interface']);
}
}
if (!is_ipaddrv6($gwifip)) {
continue; //Skip this target
}
/* flush the monitor unconditionally */
if (is_ipaddrv6($gateway['gateway']) && $gateway['monitor'] != $gateway['gateway']) {
log_error("Removing static route for monitor {$gateway['monitor']}");
mwexec("/sbin/route delete -host -inet6 " . escapeshellarg($gateway['monitor']), true);
}
/* Do not monitor if such was requested */
if (isset($gateway['disabled']) || isset($gateway['monitor_disable'])) {
continue;
}
/*
* If the gateway is the same as the monitor we do not add a
* route as this will break the routing table.
* Add static routes for each gateway with their monitor IP
* not strictly necessary but is a added level of protection.
*/
if (is_ipaddrv6($gateway['gateway']) && $gateway['monitor'] != $gateway['gateway']) {
log_error("Adding static route for monitor through {$gateway['gateway']}");
mwexec("/sbin/route add -host -inet6 " . escapeshellarg($gateway['monitor']) .
" " . escapeshellarg($gateway['gateway']), true);
}
} else {
continue;
}
$monitor_ips[] = $gateway['monitor'];
$apingercfg = "target \"{$gateway['monitor']}\" {\n";
$apingercfg .= " description \"{$name}\"\n";
$apingercfg .= " srcip \"{$gwifip}\"\n";
## How often the probe should be sent
if (!empty($gateway['interval']) && is_numeric($gateway['interval'])) {
$interval = intval($gateway['interval']); # Restrict to Integer
if ($interval < 1) {
$interval = 1; # Minimum
}
if ($interval != $apinger_default['interval']) {
$apingercfg .= " interval " . $interval . "s\n"; # If not default value
}
}
## How many replies should be used to compute average delay
## for controlling "delay" alarms
if (!empty($gateway['avg_delay_samples']) && is_numeric($gateway['avg_delay_samples'])) {
$avg_delay_samples = intval($gateway['avg_delay_samples']); # Restrict to Integer
if ($avg_delay_samples < 1) {
$avg_delay_samples = 1; # Minimum
}
if ($avg_delay_samples != $apinger_default['avg_delay_samples']) {
# If not default value
$apingercfg .= " avg_delay_samples " . $avg_delay_samples . "\n";
}
}
## How many probes should be used to compute average loss
if (!empty($gateway['avg_loss_samples']) && is_numeric($gateway['avg_loss_samples'])) {
$avg_loss_samples = intval($gateway['avg_loss_samples']); # Restrict to Integer
if ($avg_loss_samples < 1) {
$avg_loss_samples = 1; # Minimum
}
if ($avg_loss_samples != $apinger_default['avg_loss_samples']) {
# If not default value
$apingercfg .= " avg_loss_samples " . $avg_loss_samples . "\n";
}
}
## The delay (in samples) after which loss is computed
## without this delays larger than interval would be treated as loss
if (!empty($gateway['avg_loss_delay_samples']) && is_numeric($gateway['avg_loss_delay_samples'])) {
$avg_loss_delay_samples = intval($gateway['avg_loss_delay_samples']); # Restrict to Integer
if ($avg_loss_delay_samples < 1) {
$avg_loss_delay_samples = 1; # Minimum
}
if ($avg_loss_delay_samples != $apinger_default['avg_loss_delay_samples']) {
# If not default value
$apingercfg .= " avg_loss_delay_samples " . $avg_loss_delay_samples . "\n";
}
}
$alarms = "";
$alarmscfg = "";
$override = false;
if (!empty($gateway['losslow'])) {
$alarmscfg .= "alarm loss \"{$name}loss\" {\n";
$alarmscfg .= "\tpercent_low {$gateway['losslow']}\n";
$alarmscfg .= "\tpercent_high {$gateway['losshigh']}\n";
$alarmscfg .= "}\n";
$alarms .= "\"{$name}loss\"";
$override = true;
} else {
if ($override == true) {
$alarms .= ",";
}
$alarms .= "\"loss\"";
$override = true;
}
if (!empty($gateway['latencylow'])) {
$alarmscfg .= "alarm delay \"{$name}delay\" {\n";
$alarmscfg .= "\tdelay_low {$gateway['latencylow']}ms\n";
$alarmscfg .= "\tdelay_high {$gateway['latencyhigh']}ms\n";
$alarmscfg .= "}\n";
if ($override == true) {
$alarms .= ",";
}
$alarms .= "\"{$name}delay\"";
$override = true;
} else {
if ($override == true) {
$alarms .= ",";
}
$alarms .= "\"delay\"";
$override = true;
}
if (!empty($gateway['down'])) {
$alarmscfg .= "alarm down \"{$name}down\" {\n";
$alarmscfg .= "\ttime {$gateway['down']}s\n";
$alarmscfg .= "}\n";
if ($override == true) {
$alarms .= ",";
}
$alarms .= "\"{$name}down\"";
$override = true;
} else {
if ($override == true) {
$alarms .= ",";
}
$alarms .= "\"down\"";
$override = true;
}
if ($override == true) {
$apingercfg .= "\talarms override {$alarms};\n";
}
if (isset($gateway['force_down'])) {
$apingercfg .= "\tforce_down on\n";
}
$apingercfg .= " rrd file \"/var/db/rrd/{$gateway['name']}-quality.rrd\"\n";
$apingercfg .= "}\n";
$apingercfg .= "\n";
$apingerconfig .= $alarmscfg;
$apingerconfig .= $apingercfg;
# Create gateway quality RRD with settings more suitable for OPNsense graph set,
# since apinger uses default step (300; 5 minutes) and other settings that don't
# match the OPNsense gateway quality graph set.
create_gateway_quality_rrd("/var/db/rrd/{$gateway['name']}-quality.rrd");
}
$gateways_arr = return_gateways_array();
if (!is_array($gateways_arr)) {
log_error("No gateways to monitor. Apinger will not be run.");
killbypid('/var/run/apinger.pid');
@unlink('/var/run/apinger.status');
return;
}
@file_put_contents('/var/etc/apinger.conf', $apingerconfig);
unset($apingerconfig);
/* Restart apinger process */
if (isvalidpid('/var/run/apinger.pid')) {
killbypid('/var/run/apinger.pid', 'HUP');
} else {
/* start a new apinger process */
@unlink('/var/run/apinger.status');
sleep(1);
mwexec_bg('/usr/local/sbin/apinger -c /var/etc/apinger.conf');
sleep(1);
killbypid('/var/run/apinger.pid', 'USR1');
}
return 0;
}
/* return the status of the apinger targets as a array */
function return_gateways_status($byname = false)
{
global $config;
$apingerstatus = array();
/* Always get the latest status from apinger */
killbypid('/var/run/apinger.pid', 'USR1');
if (file_exists('/var/run/apinger.status')) {
$apingerstatus = file('/var/run/apinger.status');
}
$status = array();
foreach ($apingerstatus as $line) {
$info = explode('|', $line);
if ($byname == false) {
$target = $info[0];
} else {
$target = $info[2];
}
$status[$target] = array();
$status[$target]['monitorip'] = $info[0];
$status[$target]['srcip'] = $info[1];
$status[$target]['name'] = $info[2];
$status[$target]['lastcheck'] = $info[5] ? date('r', $info[5]) : date('r');
$status[$target]['delay'] = empty($info[6]) ? "0ms" : round($info[6], 1) ."ms" ;
$status[$target]['loss'] = empty($info[7]) ? "0.0%" : round($info[7], 1) . "%";
$status[$target]['status'] = trim($info[8]);
}
/* tack on any gateways that have monitoring disabled
* or are down, which could cause gateway groups to fail */
$gateways_arr = return_gateways_array();
foreach($gateways_arr as $gwitem) {
if(!isset($gwitem['monitor_disable']))
continue;
if(!isset($gwitem['monitorip']) || !is_ipaddr($gwitem['monitorip'])) {
$realif = $gwitem['interface'];
$tgtip = get_interface_gateway($realif);
if (!is_ipaddr($tgtip))
$tgtip = "none";
$srcip = find_interface_ip($realif);
} else {
$tgtip = $gwitem['monitorip'];
$srcip = find_interface_ip($realif);
}
if($byname == true)
$target = $gwitem['name'];
else
$target = $tgtip;
/* failsafe for down interfaces */
if($target == "none") {
$target = $gwitem['name'];
$status[$target]['name'] = $gwitem['name'];
$status[$target]['lastcheck'] = date('r');
$status[$target]['delay'] = "0.0ms";
$status[$target]['loss'] = "100.0%";
$status[$target]['status'] = "down";
} else {
$status[$target]['monitorip'] = $tgtip;
$status[$target]['srcip'] = $srcip;
$status[$target]['name'] = $gwitem['name'];
$status[$target]['lastcheck'] = date('r');
$status[$target]['delay'] = "0.0ms";
$status[$target]['loss'] = "0.0%";
$status[$target]['status'] = "none";
}
}
return($status);
global $config;
$apingerstatus = array();
/* Always get the latest status from apinger */
killbypid('/var/run/apinger.pid', 'USR1');
if (file_exists('/var/run/apinger.status')) {
$apingerstatus = file('/var/run/apinger.status');
}
$status = array();
foreach ($apingerstatus as $line) {
$info = explode('|', $line);
if ($byname == false) {
$target = $info[0];
} else {
$target = $info[2];
}
$status[$target] = array();
$status[$target]['monitorip'] = $info[0];
$status[$target]['srcip'] = $info[1];
$status[$target]['name'] = $info[2];
$status[$target]['lastcheck'] = $info[5] ? date('r', $info[5]) : date('r');
$status[$target]['delay'] = empty($info[6]) ? "0ms" : round($info[6], 1) ."ms" ;
$status[$target]['loss'] = empty($info[7]) ? "0.0%" : round($info[7], 1) . "%";
$status[$target]['status'] = trim($info[8]);
}
/* tack on any gateways that have monitoring disabled
* or are down, which could cause gateway groups to fail */
$gateways_arr = return_gateways_array();
foreach($gateways_arr as $gwitem) {
if (!isset($gwitem['monitor_disable'])) {
continue;
}
if (!isset($gwitem['monitorip']) || !is_ipaddr($gwitem['monitorip'])) {
$realif = $gwitem['interface'];
$tgtip = get_interface_gateway($realif);
if (!is_ipaddr($tgtip)) {
$tgtip = "none";
}
$srcip = find_interface_ip($realif);
} else {
$tgtip = $gwitem['monitorip'];
$srcip = find_interface_ip($realif);
}
if ($byname == true) {
$target = $gwitem['name'];
} else {
$target = $tgtip;
}
/* failsafe for down interfaces */
if ($target == "none") {
$target = $gwitem['name'];
$status[$target]['name'] = $gwitem['name'];
$status[$target]['lastcheck'] = date('r');
$status[$target]['delay'] = "0.0ms";
$status[$target]['loss'] = "100.0%";
$status[$target]['status'] = "down";
} else {
$status[$target]['monitorip'] = $tgtip;
$status[$target]['srcip'] = $srcip;
$status[$target]['name'] = $gwitem['name'];
$status[$target]['lastcheck'] = date('r');
$status[$target]['delay'] = "0.0ms";
$status[$target]['loss'] = "0.0%";
$status[$target]['status'] = "none";
}
}
return($status);
}
/* Return all configured gateways on the system */
function return_gateways_array($disabled = false, $localhost = false, $inactive = false)
{
global $config;
$gateways_arr = array();
$found_defaultv4 = 0;
$found_defaultv6 = 0;
$interfaces = legacy_interface_listget();
$interfaces_v4 = array();
$interfaces_v6 = array();
$i = -1;
/* Process/add all the configured gateways. */
if (isset($config['gateways']['gateway_item'])) {
foreach ($config['gateways']['gateway_item'] as $gateway) {
/* Increment it here to do not skip items */
$i++;
if (empty($config['interfaces'][$gateway['interface']])) {
if ($inactive === false)
continue;
else
$gateway['inactive'] = true;
}
$wancfg = $config['interfaces'][$gateway['interface']];
/* skip disabled interfaces */
if ($disabled === false && (!isset($wancfg['enable']) || isset($gateway['disabled'])))
continue;
/* if the gateway is dynamic and we can find the IPv4, Great! */
if (empty($gateway['gateway']) || $gateway['gateway'] == "dynamic") {
if ($gateway['ipprotocol'] == "inet") {
/* we know which interfaces is dynamic, this should be made a function */
$gateway['gateway'] = get_interface_gateway($gateway['interface']);
/* no IP address found, set to dynamic */
if (!is_ipaddrv4($gateway['gateway']))
$gateway['gateway'] = "dynamic";
$gateway['dynamic'] = true;
}
/* if the gateway is dynamic and we can find the IPv6, Great! */
else if ($gateway['ipprotocol'] == "inet6") {
/* we know which interfaces is dynamic, this should be made a function, and for v6 too */
$gateway['gateway'] = get_interface_gateway_v6($gateway['interface']);
/* no IPv6 address found, set to dynamic */
if (!is_ipaddrv6($gateway['gateway']))
$gateway['gateway'] = "dynamic";
$gateway['dynamic'] = true;
}
} else {
/* getting this detection right is hard at this point because we still don't
* store the address family in the gateway item */
if (is_ipaddrv4($gateway['gateway']))
$gateway['ipprotocol'] = "inet";
else if(is_ipaddrv6($gateway['gateway']))
$gateway['ipprotocol'] = "inet6";
}
if (isset($gateway['monitor_disable'])) {
$gateway['monitor_disable'] = true;
} elseif (empty($gateway['monitor'])) {
$gateway['monitor'] = $gateway['gateway'];
}
$gateway['friendlyiface'] = $gateway['interface'];
/* special treatment for tunnel interfaces */
if ($gateway['ipprotocol'] == "inet6") {
$gateway['interface'] = get_real_interface($gateway['interface'], "inet6", false, false);
$interfaces_v6[$gateway['friendlyiface']] = $gateway['friendlyiface'];
} else {
$gateway['interface'] = get_real_interface($gateway['interface'], "all", false, false);
$interfaces_v4[$gateway['friendlyiface']] = $gateway['friendlyiface'];
}
/* entry has a default flag, use it */
if (isset($gateway['defaultgw'])) {
if ($gateway['ipprotocol'] == "inet") {
$gateway['defaultgw'] = true;
$found_defaultv4 = 1;
} else if ($gateway['ipprotocol'] == "inet6") {
$gateway['defaultgw'] = true;
$found_defaultv6 = 1;
}
}
/* include the gateway index as the attribute */
$gateway['attribute'] = $i;
$gateways_arr[$gateway['name']] = $gateway;
}
}
unset($gateway);
/* Loop through all interfaces with a gateway and add it to a array */
if ($disabled == false)
$iflist = get_configured_interface_with_descr();
else
$iflist = get_configured_interface_with_descr(false, true);
/* Process/add dynamic v4 gateways. */
foreach($iflist as $ifname => $friendly ) {
if(! interface_has_gateway($ifname))
continue;
if (empty($config['interfaces'][$ifname]))
continue;
$ifcfg = &$config['interfaces'][$ifname];
if(!isset($ifcfg['enable']))
continue;
if(!empty($ifcfg['ipaddr']) && is_ipaddrv4($ifcfg['ipaddr']))
continue;
if (isset($interfaces_v4[$ifname]))
continue;
$ctype = "";
switch($ifcfg['ipaddr']) {
case "dhcp":
case "pppoe":
case "pptp":
case "ppp":
$ctype = strtoupper($ifcfg['ipaddr']);
break;
default:
if (substr($ifcfg['if'], 0, 4) == "ovpn") {
// if current iface is an ovpn server endpoint then skip it
if (substr($ifcfg['if'], 4, 1) == 's')
continue 2;
$ctype = "VPNv4";
}
break;
}
$ctype = "_". strtoupper($ctype);
$gateway = array();
$gateway['dynamic'] = false;
$gateway['ipprotocol'] = "inet";
$gateway['gateway'] = get_interface_gateway($ifname, $gateway['dynamic']);
$gateway['interface'] = get_real_interface($ifname);
$gateway['friendlyiface'] = $ifname;
$gateway['name'] = "{$friendly}{$ctype}";
$gateway['attribute'] = "system";
if (($gateway['dynamic'] === "default") && ($found_defaultv4 == 0)) {
$gateway['defaultgw'] = true;
$gateway['dynamic'] = true;
$found_defaultv4 = 1;
}
/* Loopback dummy for dynamic interfaces without a IP */
if (!is_ipaddrv4($gateway['gateway']) && $gateway['dynamic'] == true)
$gateway['gateway'] = "dynamic";
/* automatically skip known static and dynamic gateways we have a array entry for */
foreach($gateways_arr as $gateway_item) {
if ((($ifname == $gateway_item['friendlyiface'] && $friendly == $gateway_item['name'])&& ($gateway['ipprotocol'] == $gateway_item['ipprotocol'])) ||
($ifname == $gateway_item['friendlyiface'] && $gateway_item['dynamic'] == true) && ($gateway['ipprotocol'] == $gateway_item['ipprotocol']))
continue 2;
}
if (is_ipaddrv4($gateway['gateway']))
$gateway['monitor'] = $gateway['gateway'];
$gateway['descr'] = "Interface {$friendly}{$ctype} Gateway";
$gateway['monitor_disable'] = true;
$gateways_arr[$gateway['name']] = $gateway;
}
unset($gateway);
/* Process/add dynamic v6 gateways. */
foreach($iflist as $ifname => $friendly ) {
/* If the user has disabled IPv6, they probably don't want any IPv6 gateways. */
if (!isset($config['system']['ipv6allow']))
break;
if(! interface_has_gatewayv6($ifname))
continue;
if (empty($config['interfaces'][$ifname]))
continue;
$ifcfg = &$config['interfaces'][$ifname];
if(!isset($ifcfg['enable']))
continue;
if(!empty($ifcfg['ipaddrv6']) && is_ipaddrv6($ifcfg['ipaddrv6']))
continue;
if(isset($interfaces_v6[$ifname]))
continue;
$ctype = "";
switch($ifcfg['ipaddrv6']) {
case "slaac":
case "dhcp6":
case "6to4":
case "6rd":
$ctype = strtoupper($ifcfg['ipaddrv6']);
break;
default:
$tunnelif = substr($ifcfg['if'], 0, 3);
if (substr($ifcfg['if'], 0, 4) == "ovpn") {
// if current iface is an ovpn server endpoint then skip it
if (substr($ifcfg['if'], 4, 1) == 's')
continue 2;
$ctype = "VPNv6";
} else if ($tunnelif == "gif" || $tunnelif == "gre")
$ctype = "TUNNELv6";
break;
}
$ctype = "_". strtoupper($ctype);
$gateway = array();
$gateway['dynamic'] = false;
$gateway['ipprotocol'] = "inet6";
$gateway['gateway'] = get_interface_gateway_v6($ifname, $gateway['dynamic']);
$gateway['interface'] = get_real_interface($ifname, "inet6");
switch($ifcfg['ipaddrv6']) {
case "6rd":
case "6to4":
$gateway['dynamic'] = "default";
break;
}
$gateway['friendlyiface'] = $ifname;
$gateway['name'] = "{$friendly}{$ctype}";
$gateway['attribute'] = "system";
if (($gateway['dynamic'] === "default") && ($found_defaultv6 == 0)) {
$gateway['defaultgw'] = true;
$gateway['dynamic'] = true;
$found_defaultv6 = 1;
}
/* Loopback dummy for dynamic interfaces without a IP */
if (!is_ipaddrv6($gateway['gateway']) && $gateway['dynamic'] == true)
$gateway['gateway'] = "dynamic";
/* automatically skip known static and dynamic gateways we have a array entry for */
foreach($gateways_arr as $gateway_item) {
if ((($ifname == $gateway_item['friendlyiface'] && $friendly == $gateway_item['name']) && ($gateway['ipprotocol'] == $gateway_item['ipprotocol'])) ||
($ifname == $gateway_item['friendlyiface'] && $gateway_item['dynamic'] == true) && ($gateway['ipprotocol'] == $gateway_item['ipprotocol']))
continue 2;
}
if (is_ipaddrv6($gateway['gateway']))
$gateway['monitor'] = $gateway['gateway'];
$gateway['descr'] = "Interface {$friendly}{$ctype} Gateway";
$gateway['monitor_disable'] = true;
$gateways_arr[$gateway['name']] = $gateway;
}
unset($gateway);
/* FIXME: Should this be enabled.
* Some interface like wan might be default but have no info recorded
* the config. */
/* this is a fallback if all else fails and we want to get packets out @smos */
if ($found_defaultv4 == 0 || $found_defaultv6 == 0) {
foreach ($gateways_arr as &$gateway) {
if (($gateway['friendlyiface'] == "wan") && ($found_defaultv4 == 0) && (!isset($gateway['ipprotocol']) || ($gateway['ipprotocol'] == "inet"))) {
if (file_exists("/tmp/{$gateway['interface']}_defaultgw")) {
$gateway['defaultgw'] = true;
$found_defaultv4 = 1;
}
}
if (($gateway['friendlyiface'] == "wan") && ($found_defaultv6 == 0) && ($gateway['ipprotocol'] == "inet6")) {
if (file_exists("/tmp/{$gateway['interface']}_defaultgwv6")) {
$gateway['defaultgw'] = true;
$found_defaultv6 = 1;
}
}
}
}
if($localhost === true) {
/* attach localhost for Null routes */
$gwlo4 = array();
$gwlo4['name'] = "Null4";
$gwlo4['interface'] = "lo0";
$gwlo4['ipprotocol'] = "inet";
$gwlo4['gateway'] = "127.0.0.1";
$gwlo6 = array();
$gwlo6['name'] = "Null6";
$gwlo6['interface'] = "lo0";
$gwlo6['ipprotocol'] = "inet6";
$gwlo6['gateway'] = "::1";
$gateways_arr['Null4'] = $gwlo4;
$gateways_arr['Null6'] = $gwlo6;
}
return($gateways_arr);
global $config;
$gateways_arr = array();
$found_defaultv4 = 0;
$found_defaultv6 = 0;
$interfaces = legacy_interface_listget();
$interfaces_v4 = array();
$interfaces_v6 = array();
$i = -1;
/* Process/add all the configured gateways. */
if (isset($config['gateways']['gateway_item'])) {
foreach ($config['gateways']['gateway_item'] as $gateway) {
/* Increment it here to do not skip items */
$i++;
if (empty($config['interfaces'][$gateway['interface']])) {
if ($inactive === false) {
continue;
} else {
$gateway['inactive'] = true;
}
}
$wancfg = $config['interfaces'][$gateway['interface']];
/* skip disabled interfaces */
if ($disabled === false && (!isset($wancfg['enable']) || isset($gateway['disabled']))) {
continue;
}
/* if the gateway is dynamic and we can find the IPv4, Great! */
if (empty($gateway['gateway']) || $gateway['gateway'] == "dynamic") {
if ($gateway['ipprotocol'] == "inet") {
/* we know which interfaces is dynamic, this should be made a function */
$gateway['gateway'] = get_interface_gateway($gateway['interface']);
/* no IP address found, set to dynamic */
if (!is_ipaddrv4($gateway['gateway'])) {
$gateway['gateway'] = "dynamic";
}
$gateway['dynamic'] = true;
} elseif ($gateway['ipprotocol'] == "inet6") {
/* if the gateway is dynamic and we can find the IPv6, Great! */
/* we know which interfaces is dynamic, this should be made a function, and for v6 too */
$gateway['gateway'] = get_interface_gateway_v6($gateway['interface']);
/* no IPv6 address found, set to dynamic */
if (!is_ipaddrv6($gateway['gateway'])) {
$gateway['gateway'] = "dynamic";
}
$gateway['dynamic'] = true;
}
} else {
/* getting this detection right is hard at this point because we still don't
* store the address family in the gateway item */
if (is_ipaddrv4($gateway['gateway'])) {
$gateway['ipprotocol'] = "inet";
} elseif (is_ipaddrv6($gateway['gateway'])) {
$gateway['ipprotocol'] = "inet6";
}
}
if (isset($gateway['monitor_disable'])) {
$gateway['monitor_disable'] = true;
} elseif (empty($gateway['monitor'])) {
$gateway['monitor'] = $gateway['gateway'];
}
$gateway['friendlyiface'] = $gateway['interface'];
/* special treatment for tunnel interfaces */
if ($gateway['ipprotocol'] == "inet6") {
$gateway['interface'] = get_real_interface($gateway['interface'], "inet6", false, false);
$interfaces_v6[$gateway['friendlyiface']] = $gateway['friendlyiface'];
} else {
$gateway['interface'] = get_real_interface($gateway['interface'], "all", false, false);
$interfaces_v4[$gateway['friendlyiface']] = $gateway['friendlyiface'];
}
/* entry has a default flag, use it */
if (isset($gateway['defaultgw'])) {
if ($gateway['ipprotocol'] == "inet") {
$gateway['defaultgw'] = true;
$found_defaultv4 = 1;
} else if ($gateway['ipprotocol'] == "inet6") {
$gateway['defaultgw'] = true;
$found_defaultv6 = 1;
}
}
/* include the gateway index as the attribute */
$gateway['attribute'] = $i;
$gateways_arr[$gateway['name']] = $gateway;
}
}
unset($gateway);
/* Loop through all interfaces with a gateway and add it to a array */
if ($disabled == false) {
$iflist = get_configured_interface_with_descr();
} else {
$iflist = get_configured_interface_with_descr(false, true);
}
/* Process/add dynamic v4 gateways. */
foreach($iflist as $ifname => $friendly ) {
if (! interface_has_gateway($ifname)) {
continue;
}
if (empty($config['interfaces'][$ifname])) {
continue;
}
$ifcfg = &$config['interfaces'][$ifname];
if (!isset($ifcfg['enable'])) {
continue;
}
if (!empty($ifcfg['ipaddr']) && is_ipaddrv4($ifcfg['ipaddr'])) {
continue;
}
if (isset($interfaces_v4[$ifname])) {
continue;
}
$ctype = "";
switch($ifcfg['ipaddr']) {
case "dhcp":
case "pppoe":
case "pptp":
case "ppp":
$ctype = strtoupper($ifcfg['ipaddr']);
break;
default:
if (substr($ifcfg['if'], 0, 4) == "ovpn") {
// if current iface is an ovpn server endpoint then skip it
if (substr($ifcfg['if'], 4, 1) == 's') {
continue 2;
}
$ctype = "VPNv4";
}
break;
}
$ctype = "_". strtoupper($ctype);
$gateway = array();
$gateway['dynamic'] = false;
$gateway['ipprotocol'] = "inet";
$gateway['gateway'] = get_interface_gateway($ifname, $gateway['dynamic']);
$gateway['interface'] = get_real_interface($ifname);
$gateway['friendlyiface'] = $ifname;
$gateway['name'] = "{$friendly}{$ctype}";
$gateway['attribute'] = "system";
if (($gateway['dynamic'] === "default") && ($found_defaultv4 == 0)) {
$gateway['defaultgw'] = true;
$gateway['dynamic'] = true;
$found_defaultv4 = 1;
}
/* Loopback dummy for dynamic interfaces without a IP */
if (!is_ipaddrv4($gateway['gateway']) && $gateway['dynamic'] == true) {
$gateway['gateway'] = "dynamic";
}
/* automatically skip known static and dynamic gateways we have a array entry for */
foreach($gateways_arr as $gateway_item) {
if ((($ifname == $gateway_item['friendlyiface'] && $friendly == $gateway_item['name'])&& ($gateway['ipprotocol'] == $gateway_item['ipprotocol'])) ||
($ifname == $gateway_item['friendlyiface'] && $gateway_item['dynamic'] == true) && ($gateway['ipprotocol'] == $gateway_item['ipprotocol'])) {
continue 2;
}
}
if (is_ipaddrv4($gateway['gateway'])) {
$gateway['monitor'] = $gateway['gateway'];
}
$gateway['descr'] = "Interface {$friendly}{$ctype} Gateway";
$gateway['monitor_disable'] = true;
$gateways_arr[$gateway['name']] = $gateway;
}
unset($gateway);
/* Process/add dynamic v6 gateways. */
foreach($iflist as $ifname => $friendly ) {
/* If the user has disabled IPv6, they probably don't want any IPv6 gateways. */
if (!isset($config['system']['ipv6allow'])) {
break;
}
if (!interface_has_gatewayv6($ifname)) {
continue;
}
if (empty($config['interfaces'][$ifname])) {
continue;
}
$ifcfg = &$config['interfaces'][$ifname];
if (!isset($ifcfg['enable'])) {
continue;
}
if (!empty($ifcfg['ipaddrv6']) && is_ipaddrv6($ifcfg['ipaddrv6'])) {
continue;
}
if (isset($interfaces_v6[$ifname])) {
continue;
}
$ctype = "";
switch($ifcfg['ipaddrv6']) {
case "slaac":
case "dhcp6":
case "6to4":
case "6rd":
$ctype = strtoupper($ifcfg['ipaddrv6']);
break;
default:
$tunnelif = substr($ifcfg['if'], 0, 3);
if (substr($ifcfg['if'], 0, 4) == "ovpn") {
// if current iface is an ovpn server endpoint then skip it
if (substr($ifcfg['if'], 4, 1) == 's') {
continue 2;
}
$ctype = "VPNv6";
} elseif ($tunnelif == "gif" || $tunnelif == "gre") {
$ctype = "TUNNELv6";
}
break;
}
$ctype = "_". strtoupper($ctype);
$gateway = array();
$gateway['dynamic'] = false;
$gateway['ipprotocol'] = "inet6";
$gateway['gateway'] = get_interface_gateway_v6($ifname, $gateway['dynamic']);
$gateway['interface'] = get_real_interface($ifname, "inet6");
switch($ifcfg['ipaddrv6']) {
case "6rd":
case "6to4":
$gateway['dynamic'] = "default";
break;
}
$gateway['friendlyiface'] = $ifname;
$gateway['name'] = "{$friendly}{$ctype}";
$gateway['attribute'] = "system";
if (($gateway['dynamic'] === "default") && ($found_defaultv6 == 0)) {
$gateway['defaultgw'] = true;
$gateway['dynamic'] = true;
$found_defaultv6 = 1;
}
/* Loopback dummy for dynamic interfaces without a IP */
if (!is_ipaddrv6($gateway['gateway']) && $gateway['dynamic'] == true) {
$gateway['gateway'] = "dynamic";
}
/* automatically skip known static and dynamic gateways we have a array entry for */
foreach($gateways_arr as $gateway_item) {
if ((($ifname == $gateway_item['friendlyiface'] && $friendly == $gateway_item['name']) && ($gateway['ipprotocol'] == $gateway_item['ipprotocol'])) ||
($ifname == $gateway_item['friendlyiface'] && $gateway_item['dynamic'] == true) && ($gateway['ipprotocol'] == $gateway_item['ipprotocol'])) {
continue 2;
}
}
if (is_ipaddrv6($gateway['gateway'])) {
$gateway['monitor'] = $gateway['gateway'];
}
$gateway['descr'] = "Interface {$friendly}{$ctype} Gateway";
$gateway['monitor_disable'] = true;
$gateways_arr[$gateway['name']] = $gateway;
}
unset($gateway);
/* FIXME: Should this be enabled.
* Some interface like wan might be default but have no info recorded
* the config. */
/* this is a fallback if all else fails and we want to get packets out @smos */
if ($found_defaultv4 == 0 || $found_defaultv6 == 0) {
foreach ($gateways_arr as &$gateway) {
if (($gateway['friendlyiface'] == "wan") && ($found_defaultv4 == 0) && (!isset($gateway['ipprotocol']) || ($gateway['ipprotocol'] == "inet"))) {
if (file_exists("/tmp/{$gateway['interface']}_defaultgw")) {
$gateway['defaultgw'] = true;
$found_defaultv4 = 1;
}
}
if (($gateway['friendlyiface'] == "wan") && ($found_defaultv6 == 0) && ($gateway['ipprotocol'] == "inet6")) {
if (file_exists("/tmp/{$gateway['interface']}_defaultgwv6")) {
$gateway['defaultgw'] = true;
$found_defaultv6 = 1;
}
}
}
}
if ($localhost === true) {
/* attach localhost for Null routes */
$gwlo4 = array();
$gwlo4['name'] = "Null4";
$gwlo4['interface'] = "lo0";
$gwlo4['ipprotocol'] = "inet";
$gwlo4['gateway'] = "127.0.0.1";
$gwlo6 = array();
$gwlo6['name'] = "Null6";
$gwlo6['interface'] = "lo0";
$gwlo6['ipprotocol'] = "inet6";
$gwlo6['gateway'] = "::1";
$gateways_arr['Null4'] = $gwlo4;
$gateways_arr['Null6'] = $gwlo6;
}
return($gateways_arr);
}
function fixup_default_gateway($ipprotocol, $gateways_status, $gateways_arr)
{
global $config;
/*
* NOTE: The code below is meant to replace the default gateway when it goes down.
* This facilitates services running on OPNsense itself and are not handled by a PBR to continue working.
*/
$upgw = "";
$dfltgwdown = false;
$dfltgwfound = false;
foreach ($gateways_arr as $gwname => $gwsttng) {
if (($gwsttng['ipprotocol'] == $ipprotocol) && isset($gwsttng['defaultgw'])) {
$dfltgwfound = true;
$dfltgwname = $gwname;
if (!isset($gwsttng['monitor_disable']) && stristr($gateways_status[$gwname]['status'], "down"))
$dfltgwdown = true;
}
/* Keep a record of the last up gateway */
/* XXX: Blacklist lan for now since it might cause issues to those who have a gateway set for it */
if (empty($upgw) && ($gwsttng['ipprotocol'] == $ipprotocol) && (isset($gwsttng['monitor_disable']) || !stristr($gateways_status[$gwname]['status'], "down")) && $gwsttng[$gwname]['friendlyiface'] != "lan")
$upgw = $gwname;
if ($dfltgwdown == true && !empty($upgw))
break;
}
if ($dfltgwfound == false) {
$gwname = convert_friendly_interface_to_friendly_descr("wan");
if (!empty($gateways_status[$gwname]) && stristr($gateways_status[$gwname]['status'], "down"))
$dfltgwdown = true;
}
if ($dfltgwdown == true && !empty($upgw)) {
if ($gateways_arr[$upgw]['gateway'] == "dynamic")
$gateways_arr[$upgw]['gateway'] = get_interface_gateway($gateways_arr[$upgw]['friendlyiface']);
if (is_ipaddr($gateways_arr[$upgw]['gateway'])) {
log_error("Default gateway down setting {$upgw} as default!");
if(is_ipaddrv6($gateways_arr[$upgw]['gateway'])) {
$inetfamily = "-inet6";
} else {
$inetfamily = "-inet";
}
mwexec("/sbin/route delete {$inetfamily} default {$gateways_arr[$upgw]['gateway']}");
mwexec("/sbin/route add {$inetfamily} default {$gateways_arr[$upgw]['gateway']}");
}
} else {
$defaultgw = trim(exec("/sbin/route -n get -{$ipprotocol} default | /usr/bin/awk '/gateway:/ {print $2}'"), " \n");
if(is_ipaddrv6($gateways_arr[$dfltgwname]['gateway'])) {
$inetfamily = "-inet6";
} else {
$inetfamily = "-inet";
}
if ($defaultgw != $gateways_arr[$dfltgwname]['gateway']) {
mwexec("/sbin/route delete {$inetfamily} default {$gateways_arr[$dfltgwname]['gateway']}");
mwexec("/sbin/route add {$inetfamily} default {$gateways_arr[$dfltgwname]['gateway']}");
}
}
global $config;
/*
* NOTE: The code below is meant to replace the default gateway when it goes down.
* This facilitates services running on OPNsense itself and are not handled by a PBR to continue working.
*/
$upgw = "";
$dfltgwdown = false;
$dfltgwfound = false;
foreach ($gateways_arr as $gwname => $gwsttng) {
if (($gwsttng['ipprotocol'] == $ipprotocol) && isset($gwsttng['defaultgw'])) {
$dfltgwfound = true;
$dfltgwname = $gwname;
if (!isset($gwsttng['monitor_disable']) && stristr($gateways_status[$gwname]['status'], "down")) {
$dfltgwdown = true;
}
}
/* Keep a record of the last up gateway */
/* XXX: Blacklist lan for now since it might cause issues to those who have a gateway set for it */
if (empty($upgw) && ($gwsttng['ipprotocol'] == $ipprotocol) && (isset($gwsttng['monitor_disable']) || !stristr($gateways_status[$gwname]['status'], "down")) && $gwsttng[$gwname]['friendlyiface'] != "lan") {
$upgw = $gwname;
}
if ($dfltgwdown == true && !empty($upgw)) {
break;
}
}
if ($dfltgwfound == false) {
$gwname = convert_friendly_interface_to_friendly_descr("wan");
if (!empty($gateways_status[$gwname]) && stristr($gateways_status[$gwname]['status'], "down")) {
$dfltgwdown = true;
}
}
if ($dfltgwdown == true && !empty($upgw)) {
if ($gateways_arr[$upgw]['gateway'] == "dynamic") {
$gateways_arr[$upgw]['gateway'] = get_interface_gateway($gateways_arr[$upgw]['friendlyiface']);
}
if (is_ipaddr($gateways_arr[$upgw]['gateway'])) {
log_error("Default gateway down setting {$upgw} as default!");
if (is_ipaddrv6($gateways_arr[$upgw]['gateway'])) {
$inetfamily = "-inet6";
} else {
$inetfamily = "-inet";
}
mwexec("/sbin/route delete {$inetfamily} default {$gateways_arr[$upgw]['gateway']}");
mwexec("/sbin/route add {$inetfamily} default {$gateways_arr[$upgw]['gateway']}");
}
} else {
$defaultgw = trim(exec("/sbin/route -n get -{$ipprotocol} default | /usr/bin/awk '/gateway:/ {print $2}'"), " \n");
if (is_ipaddrv6($gateways_arr[$dfltgwname]['gateway'])) {
$inetfamily = "-inet6";
} else {
$inetfamily = "-inet";
}
if ($defaultgw != $gateways_arr[$dfltgwname]['gateway']) {
mwexec("/sbin/route delete {$inetfamily} default {$gateways_arr[$dfltgwname]['gateway']}");
mwexec("/sbin/route add {$inetfamily} default {$gateways_arr[$dfltgwname]['gateway']}");
}
}
}
/*
......@@ -816,256 +870,271 @@ function fixup_default_gateway($ipprotocol, $gateways_status, $gateways_arr)
*/
function return_gateway_groups_array()
{
global $config;
/* fetch the current gateways status */
$gateways_status = return_gateways_status(true);
$gateways_arr = return_gateways_array();
$gateway_groups_array = array();
if (isset($config['system']['gw_switch_default'])) {
fixup_default_gateway("inet", $gateways_status, $gateways_arr);
fixup_default_gateway("inet6", $gateways_status, $gateways_arr);
}
if (isset($config['gateways']['gateway_group'])) {
$carplist = get_configured_carp_interface_list();
foreach ($config['gateways']['gateway_group'] as $group) {
/* create array with group gateways members separated by tier */
$tiers = array();
$backupplan = array();
$gwvip_arr = array();
foreach ($group['item'] as $item) {
list($gwname, $tier, $vipname) = explode("|", $item);
if (is_ipaddr($carplist[$vipname])) {
if (!is_array($gwvip_arr[$group['name']]))
$gwvip_arr[$group['name']] = array();
$gwvip_arr[$group['name']][$gwname] = $vipname;
}
/* Do it here rather than reiterating again the group in case no member is up. */
if (!is_array($backupplan[$tier]))
$backupplan[$tier] = array();
$backupplan[$tier][] = $gwname;
/* check if the gateway is available before adding it to the array */
if (is_array($gateways_status[$gwname])) {
$status = $gateways_status[$gwname];
$gwdown = false;
if (stristr($status['status'], 'down')) {
$msg = sprintf(gettext('MONITOR: %s is down, removing from routing group %s'), $gwname, $group['name']);
$gwdown = true;
} elseif (stristr($status['status'], 'loss') && strstr($group['trigger'], 'loss')) {
/* packet loss */
$msg = sprintf(gettext('MONITOR: %s has packet loss, removing from routing group %s'), $gwname, $group['name']);
$gwdown = true;
} elseif (stristr($status['status'], 'delay') && strstr($group['trigger'] , 'latency')) {
/* high latency */
$msg = sprintf(gettext('MONITOR: %s has high latency, removing from routing group %s'), $gwname, $group['name']);
$gwdown = true;
}
if ($gwdown == true) {
log_error($msg);
notify_via_growl($msg);
notify_via_smtp($msg);
} else {
/* Online add member */
if (!is_array($tiers[$tier]))
$tiers[$tier] = array();
$tiers[$tier][] = $gwname;
}
} elseif (isset($gateways_arr[$gwname]['monitor_disable'])) {
$tiers[$tier][] = $gwname;
}
}
$tiers_count = count($tiers);
if ($tiers_count == 0) {
/* Oh dear, we have no members! Engage Plan B */
if (!file_exists('/var/run/booting')) {
$msg = sprintf(gettext('Gateways status could not be determined, considering all as up/active. (Group: %s)'), $group['name']);
log_error($msg);
notify_via_growl($msg);
//notify_via_smtp($msg);
}
$tiers = $backupplan;
}
/* sort the tiers array by the tier key */
ksort($tiers);
/* we do not really foreach the tiers as we stop after the first tier */
foreach ($tiers as $tieridx => $tier) {
/* process all gateways in this tier */
foreach ($tier as $member) {
/* determine interface gateway */
if (isset($gateways_arr[$member])) {
$gateway = $gateways_arr[$member];
$int = $gateway['interface'];
$gatewayip = "";
if(is_ipaddr($gateway['gateway']))
$gatewayip = $gateway['gateway'];
else if (!empty($int))
$gatewayip = get_interface_gateway($gateway['friendlyiface']);
if (!empty($int)) {
$gateway_groups_array[$group['name']]['ipprotocol'] = $gateway['ipprotocol'];
if (is_ipaddr($gatewayip)) {
$groupmember = array();
$groupmember['int'] = $int;
$groupmember['gwip'] = $gatewayip;
$groupmember['weight'] = isset($gateway['weight']) ? $gateway['weight'] : 1;
if (is_array($gwvip_arr[$group['name']])&& !empty($gwvip_arr[$group['name']][$member]))
$groupmember['vip'] = $gwvip_arr[$group['name']][$member];
$gateway_groups_array[$group['name']][] = $groupmember;
}
}
}
}
/* we should have the 1st available tier now, exit stage left */
if (count($gateway_groups_array[$group['name']]) > 0)
break;
else
log_error("GATEWAYS: Group {$group['name']} did not have any gateways up on tier {$tieridx}!");
}
}
}
return ($gateway_groups_array);
global $config;
/* fetch the current gateways status */
$gateways_status = return_gateways_status(true);
$gateways_arr = return_gateways_array();
$gateway_groups_array = array();
if (isset($config['system']['gw_switch_default'])) {
fixup_default_gateway("inet", $gateways_status, $gateways_arr);
fixup_default_gateway("inet6", $gateways_status, $gateways_arr);
}
if (isset($config['gateways']['gateway_group'])) {
$carplist = get_configured_carp_interface_list();
foreach ($config['gateways']['gateway_group'] as $group) {
/* create array with group gateways members separated by tier */
$tiers = array();
$backupplan = array();
$gwvip_arr = array();
foreach ($group['item'] as $item) {
list($gwname, $tier, $vipname) = explode("|", $item);
if (is_ipaddr($carplist[$vipname])) {
if (!is_array($gwvip_arr[$group['name']])) {
$gwvip_arr[$group['name']] = array();
}
$gwvip_arr[$group['name']][$gwname] = $vipname;
}
/* Do it here rather than reiterating again the group in case no member is up. */
if (!is_array($backupplan[$tier])) {
$backupplan[$tier] = array();
}
$backupplan[$tier][] = $gwname;
/* check if the gateway is available before adding it to the array */
if (is_array($gateways_status[$gwname])) {
$status = $gateways_status[$gwname];
$gwdown = false;
if (stristr($status['status'], 'down')) {
$msg = sprintf(gettext('MONITOR: %s is down, removing from routing group %s'), $gwname, $group['name']);
$gwdown = true;
} elseif (stristr($status['status'], 'loss') && strstr($group['trigger'], 'loss')) {
/* packet loss */
$msg = sprintf(gettext('MONITOR: %s has packet loss, removing from routing group %s'), $gwname, $group['name']);
$gwdown = true;
} elseif (stristr($status['status'], 'delay') && strstr($group['trigger'] , 'latency')) {
/* high latency */
$msg = sprintf(gettext('MONITOR: %s has high latency, removing from routing group %s'), $gwname, $group['name']);
$gwdown = true;
}
if ($gwdown == true) {
log_error($msg);
notify_via_growl($msg);
notify_via_smtp($msg);
} else {
/* Online add member */
if (!is_array($tiers[$tier])) {
$tiers[$tier] = array();
}
$tiers[$tier][] = $gwname;
}
} elseif (isset($gateways_arr[$gwname]['monitor_disable'])) {
$tiers[$tier][] = $gwname;
}
}
$tiers_count = count($tiers);
if ($tiers_count == 0) {
/* Oh dear, we have no members! Engage Plan B */
if (!file_exists('/var/run/booting')) {
$msg = sprintf(gettext('Gateways status could not be determined, considering all as up/active. (Group: %s)'), $group['name']);
log_error($msg);
notify_via_growl($msg);
//notify_via_smtp($msg);
}
$tiers = $backupplan;
}
/* sort the tiers array by the tier key */
ksort($tiers);
/* we do not really foreach the tiers as we stop after the first tier */
foreach ($tiers as $tieridx => $tier) {
/* process all gateways in this tier */
foreach ($tier as $member) {
/* determine interface gateway */
if (isset($gateways_arr[$member])) {
$gateway = $gateways_arr[$member];
$int = $gateway['interface'];
$gatewayip = "";
if (is_ipaddr($gateway['gateway'])) {
$gatewayip = $gateway['gateway'];
} elseif (!empty($int)) {
$gatewayip = get_interface_gateway($gateway['friendlyiface']);
}
if (!empty($int)) {
$gateway_groups_array[$group['name']]['ipprotocol'] = $gateway['ipprotocol'];
if (is_ipaddr($gatewayip)) {
$groupmember = array();
$groupmember['int'] = $int;
$groupmember['gwip'] = $gatewayip;
$groupmember['weight'] = isset($gateway['weight']) ? $gateway['weight'] : 1;
if (is_array($gwvip_arr[$group['name']])&& !empty($gwvip_arr[$group['name']][$member])) {
$groupmember['vip'] = $gwvip_arr[$group['name']][$member];
}
$gateway_groups_array[$group['name']][] = $groupmember;
}
}
}
}
/* we should have the 1st available tier now, exit stage left */
if (count($gateway_groups_array[$group['name']]) > 0) {
break;
} else {
log_error("GATEWAYS: Group {$group['name']} did not have any gateways up on tier {$tieridx}!");
}
}
}
}
return ($gateway_groups_array);
}
function lookup_gateway_ip_by_name($name) {
$gateways_arr = return_gateways_array(true, true);
function lookup_gateway_ip_by_name($name)
{
$gateways_arr = return_gateways_array(true, true);
foreach ($gateways_arr as $gname => $gw) {
if ($gw['name'] === $name || $gname === $name)
return $gw['gateway'];
}
foreach ($gateways_arr as $gname => $gw) {
if ($gw['name'] === $name || $gname === $name) {
return $gw['gateway'];
}
}
return false;
return false;
}
function lookup_gateway_interface_by_name($name) {
$gateways_arr = return_gateways_array(false, true);
if (!empty($gateways_arr[$name])) {
$interfacegw = $gateways_arr[$name]['friendlyiface'];
return ($interfacegw);
}
function lookup_gateway_interface_by_name($name)
{
$gateways_arr = return_gateways_array(false, true);
if (!empty($gateways_arr[$name])) {
$interfacegw = $gateways_arr[$name]['friendlyiface'];
return ($interfacegw);
}
return (false);
return (false);
}
function get_interface_gateway($interface, &$dynamic = false)
{
global $config;
$gw = NULL;
if (isset($config['interfaces'][$interface])) {
$gwcfg = $config['interfaces'][$interface];
if (!empty($gwcfg['gateway']) && isset($config['gateways']['gateway_item'])) {
foreach($config['gateways']['gateway_item'] as $gateway) {
if(($gateway['name'] == $gwcfg['gateway']) && (is_ipaddrv4($gateway['gateway']))) {
$gw = $gateway['gateway'];
break;
}
}
}
// for dynamic interfaces we handle them through the $interface_router file.
if (!is_ipaddrv4($gw) && !is_ipaddrv4($gwcfg['ipaddr'])) {
$realif = get_real_interface($interface);
if (file_exists("/tmp/{$realif}_router")) {
$gw = trim(file_get_contents("/tmp/{$realif}_router"), " \n");
$dynamic = true;
}
if (file_exists("/tmp/{$realif}_defaultgw")) {
$dynamic = "default";
}
}
}
/* return gateway */
return ($gw);
global $config;
$gw = NULL;
if (isset($config['interfaces'][$interface])) {
$gwcfg = $config['interfaces'][$interface];
if (!empty($gwcfg['gateway']) && isset($config['gateways']['gateway_item'])) {
foreach($config['gateways']['gateway_item'] as $gateway) {
if (($gateway['name'] == $gwcfg['gateway']) && (is_ipaddrv4($gateway['gateway']))) {
$gw = $gateway['gateway'];
break;
}
}
}
// for dynamic interfaces we handle them through the $interface_router file.
if (!is_ipaddrv4($gw) && !is_ipaddrv4($gwcfg['ipaddr'])) {
$realif = get_real_interface($interface);
if (file_exists("/tmp/{$realif}_router")) {
$gw = trim(file_get_contents("/tmp/{$realif}_router"), " \n");
$dynamic = true;
}
if (file_exists("/tmp/{$realif}_defaultgw")) {
$dynamic = "default";
}
}
}
/* return gateway */
return ($gw);
}
function get_interface_gateway_v6($interface, &$dynamic = false)
{
global $config;
$gw = NULL;
$gwcfg = $config['interfaces'][$interface];
if (!empty($gwcfg['gatewayv6']) && isset($config['gateways']['gateway_item'])) {
foreach($config['gateways']['gateway_item'] as $gateway) {
if(($gateway['name'] == $gwcfg['gatewayv6']) && (is_ipaddrv6($gateway['gateway']))) {
$gw = $gateway['gateway'];
break;
}
}
}
// for dynamic interfaces we handle them through the $interface_router file.
if (!is_ipaddrv6($gw) && ( !isset($gwcfg['ipaddrv6']) || !is_ipaddrv6($gwcfg['ipaddrv6']))) {
$realif = get_real_interface($interface);
if (file_exists("/tmp/{$realif}_routerv6")) {
$gw = trim(file_get_contents("/tmp/{$realif}_routerv6"), " \n");
$dynamic = true;
}
if (file_exists("/tmp/{$realif}_defaultgwv6"))
$dynamic = "default";
}
/* return gateway */
return ($gw);
global $config;
$gw = NULL;
$gwcfg = $config['interfaces'][$interface];
if (!empty($gwcfg['gatewayv6']) && isset($config['gateways']['gateway_item'])) {
foreach($config['gateways']['gateway_item'] as $gateway) {
if (($gateway['name'] == $gwcfg['gatewayv6']) && (is_ipaddrv6($gateway['gateway']))) {
$gw = $gateway['gateway'];
break;
}
}
}
// for dynamic interfaces we handle them through the $interface_router file.
if (!is_ipaddrv6($gw) && ( !isset($gwcfg['ipaddrv6']) || !is_ipaddrv6($gwcfg['ipaddrv6']))) {
$realif = get_real_interface($interface);
if (file_exists("/tmp/{$realif}_routerv6")) {
$gw = trim(file_get_contents("/tmp/{$realif}_routerv6"), " \n");
$dynamic = true;
}
if (file_exists("/tmp/{$realif}_defaultgwv6")) {
$dynamic = "default";
}
}
/* return gateway */
return ($gw);
}
/* Check a IP address against a gateway IP or name
* to verify it's address family */
function validate_address_family($ipaddr, $gwname) {
$v4ip = false;
$v6ip = false;
$v4gw = false;
$v6gw = false;
if(is_ipaddrv4($ipaddr))
$v4ip = true;
if(is_ipaddrv6($ipaddr))
$v6ip = true;
if(is_ipaddrv4($gwname))
$v4gw = true;
if(is_ipaddrv6($gwname))
$v6gw = true;
if($v4ip && $v4gw)
return true;
if($v6ip && $v6gw)
return true;
/* still no match, carry on, lookup gateways */
if(is_ipaddrv4(lookup_gateway_ip_by_name($gwname)))
$v4gw = true;
if(is_ipaddrv6(lookup_gateway_ip_by_name($gwname)))
$v6gw = true;
$gw_array = return_gateways_array();
if(is_array($gw_array[$gwname])) {
switch($gw_array[$gwname]['ipprotocol']) {
case "inet":
$v4gw = true;
break;
case "inet6":
$v6gw = true;
break;
}
}
if($v4ip && $v4gw)
return true;
if($v6ip && $v6gw)
return true;
return false;
function validate_address_family($ipaddr, $gwname)
{
$v4ip = false;
$v6ip = false;
$v4gw = false;
$v6gw = false;
if (is_ipaddrv4($ipaddr)) {
$v4ip = true;
}
if (is_ipaddrv6($ipaddr)) {
$v6ip = true;
}
if (is_ipaddrv4($gwname)) {
$v4gw = true;
}
if (is_ipaddrv6($gwname)) {
$v6gw = true;
}
if ($v4ip && $v4gw) {
return true;
}
if ($v6ip && $v6gw) {
return true;
}
/* still no match, carry on, lookup gateways */
if (is_ipaddrv4(lookup_gateway_ip_by_name($gwname))) {
$v4gw = true;
}
if (is_ipaddrv6(lookup_gateway_ip_by_name($gwname))) {
$v6gw = true;
}
$gw_array = return_gateways_array();
if (is_array($gw_array[$gwname])) {
switch($gw_array[$gwname]['ipprotocol']) {
case "inet":
$v4gw = true;
break;
case "inet6":
$v6gw = true;
break;
}
}
if ($v4ip && $v4gw) {
return true;
}
if ($v6ip && $v6gw) {
return true;
}
return false;
}
?>
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