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17623ab5
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Bill Marquette
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<?php
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/*
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cdcea13f
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Seth Mos
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Copyright (C) 2008 Bill Marquette, Seth Mos
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c1191d5b
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Ermal
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Copyright (C) 2010 Ermal Lu?i
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17623ab5
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Bill Marquette
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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c1191d5b
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Ermal
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1. Redistributions of source code must retain the above copyright notice,
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17623ab5
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Bill Marquette
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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523855b0
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Scott Ullrich
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pfSense_BUILDER_BINARIES: /usr/bin/killall /sbin/route /usr/local/sbin/apinger
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pfSense_MODULE: routing
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c1191d5b
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Ermal
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*/
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17623ab5
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Bill Marquette
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3d471a14
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Ermal
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/*
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* Creates monitoring configuration file and
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* adds apropriate static routes.
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cdcea13f
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Seth Mos
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*/
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function setup_gateways_monitor() {
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3d471a14
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Ermal
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global $config, $g;
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ffe76308
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Seth Mos
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3d471a14
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Ermal
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$gateways_arr = return_gateways_array();
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if (!is_array($gateways_arr)) {
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log_error("No gateways to monitor. Apinger will not be run.");
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killbypid("{$g['varrun_path']}/apinger.pid");
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@unlink("{$g['tmp_path']}/apinger.status");
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return;
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}
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cdcea13f
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Seth Mos
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3d471a14
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Ermal
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/* Default settings. Probably should move to globals.inc? */
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023920e7
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Ermal
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$a_settings = array();
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$a_settings['latencylow'] = "200";
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$a_settings['latencyhigh'] = "500";
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$a_settings['losslow'] = "10";
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$a_settings['losshigh'] = "20";
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37c98ef9
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Seth Mos
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cdcea13f
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Seth Mos
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$fd = fopen("{$g['varetc_path']}/apinger.conf", "w");
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$apingerconfig = <<<EOD
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# pfSense apinger configuration file. Automatically Generated!
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## User and group the pinger should run as
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0534d60a
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Chris Buechler
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user "root"
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group "wheel"
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cdcea13f
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Seth Mos
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## Mailer to use (default: "/usr/lib/sendmail -t")
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#mailer "/var/qmail/bin/qmail-inject"
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## Location of the pid-file (default: "/var/run/apinger.pid")
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pid_file "{$g['varrun_path']}/apinger.pid"
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## Format of timestamp (%s macro) (default: "%b %d %H:%M:%S")
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#timestamp_format "%Y%m%d%H%M%S"
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status {
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## File where the status information whould be written to
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298e5e0a
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Ermal
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file "{$g['tmp_path']}/apinger.status"
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cdcea13f
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Seth Mos
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## Interval between file updates
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## when 0 or not set, file is written only when SIGUSR1 is received
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ecb08c6a
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Ermal
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interval 5s
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cdcea13f
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Seth Mos
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}
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########################################
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# RRDTool status gathering configuration
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# Interval between RRD updates
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rrd interval 60s;
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## These parameters can be overriden in a specific alarm configuration
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alarm default {
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0ae6daf8
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Ermal
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command on "/usr/local/sbin/pfSctl -c 'filter reload'"
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command off "/usr/local/sbin/pfSctl -c 'filter reload'"
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cdcea13f
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Seth Mos
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combine 10s
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}
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## "Down" alarm definition.
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## This alarm will be fired when target doesn't respond for 30 seconds.
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alarm down "down" {
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time 10s
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}
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## "Delay" alarm definition.
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## This alarm will be fired when responses are delayed more than 200ms
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## it will be canceled, when the delay drops below 100ms
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alarm delay "delay" {
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37c98ef9
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Seth Mos
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delay_low {$a_settings['latencylow']}ms
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delay_high {$a_settings['latencyhigh']}ms
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cdcea13f
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Seth Mos
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}
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## "Loss" alarm definition.
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## This alarm will be fired when packet loss goes over 20%
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## it will be canceled, when the loss drops below 10%
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alarm loss "loss" {
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37c98ef9
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Seth Mos
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percent_low {$a_settings['losslow']}
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percent_high {$a_settings['losshigh']}
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cdcea13f
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Seth Mos
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}
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target default {
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## How often the probe should be sent
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interval 1s
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## How many replies should be used to compute average delay
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## for controlling "delay" alarms
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avg_delay_samples 10
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## How many probes should be used to compute average loss
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avg_loss_samples 50
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## The delay (in samples) after which loss is computed
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## without this delays larger than interval would be treated as loss
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avg_loss_delay_samples 20
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## Names of the alarms that may be generated for the target
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alarms "down","delay","loss"
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## Location of the RRD
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1bce2729
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Seth Mos
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#rrd file "{$g['vardb_path']}/rrd/apinger-%t.rrd"
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cdcea13f
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Seth Mos
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}
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EOD;
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3d471a14
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Ermal
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foreach($gateways_arr as $name => $gateway) {
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33c06ef7
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Ermal
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/* Do not monitor if such was requested */
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if (isset($gateway['monitor_disable']))
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continue;
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3d471a14
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Ermal
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if (empty($gateway['monitor']) || !is_ipaddr($gateway['monitor'])) {
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if (is_ipaddr($gateway['gateway']))
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$gateway['monitor'] = $gateway['gateway'];
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else /* No chance to get an ip to monitor skip target. */
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f31ab121
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Ermal
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continue;
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3d471a14
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Ermal
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}
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f31ab121
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Ermal
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3d471a14
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Ermal
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/* Interface ip is needed since apinger will bind a socket to it. */
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640b3a9a
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Seth Mos
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if (is_ipaddrv4($gateway['gateway'])) {
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$gwifip = find_interface_ip($gateway['interface'], true);
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}
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if (is_ipaddrv6($gateway['gateway'])) {
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$gwifip = find_interface_ipv6($gateway['interface'], true);
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}
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3d471a14
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Ermal
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if (!is_ipaddr($gwifip))
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continue; //Skip this target
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f44f8eb5
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Ermal
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$apingercfg = "target \"{$gateway['monitor']}\" {\n";
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68f291ff
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Ermal
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$apingercfg .= " description \"{$name}\"\n";
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3d471a14
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Ermal
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$apingercfg .= " srcip \"{$gwifip}\"\n";
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f7203985
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Ermal
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if (!empty($gateway['interval']) && intval($gateway['interval']) > 1)
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$apingercfg .= " interval " . intval($gateway['interval']) . "s\n";
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3d471a14
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Ermal
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$alarms = "";
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f44f8eb5
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Ermal
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$alarmscfg = "";
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3d471a14
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Ermal
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$override = false;
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if (!empty($gateway['lowloss'])) {
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68f291ff
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Ermal
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$alarmscfg .= "alarm loss \"{$name}loss\" {\n";
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3d471a14
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Ermal
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$alarmscfg .= "\tpercent_low {$gateway['losslow']}\n";
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$alarmscfg .= "\tpercent_high {$gateway['losshigh']}\n";
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$alarmscfg .= "}\n";
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68f291ff
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Ermal
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$alarms .= "\"{$name}loss\"";
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3d471a14
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Ermal
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$override = true;
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} else {
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023920e7
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Ermal
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if ($override == true)
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3d471a14
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Ermal
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$alarms .= ",";
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$alarms .= "\"loss\"";
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$override = true;
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}
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if (!empty($gateway['latencylow'])) {
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68f291ff
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Ermal
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$alarmscfg .= "alarm delay \"{$name}delay\" {\n";
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3d471a14
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Ermal
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$alarmscfg .= "\tdelay_low {$gateway['latencylow']}ms\n";
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$alarmscfg .= "\tdelay_high {$gateway['latencyhigh']}ms\n";
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$alarmscfg .= "}\n";
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if ($override == true)
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$alarms .= ",";
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68f291ff
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Ermal
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$alarms .= "\"{$name}delay\"";
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3d471a14
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Ermal
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$override = true;
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} else {
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if ($override == true)
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$alarms .= ",";
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$alarms .= "\"delay\"";
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$override = true;
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}
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if (!empty($gateway['down'])) {
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68f291ff
|
Ermal
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$alarmscfg .= "alarm down \"{$name}down\" {\n";
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3d471a14
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Ermal
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$alarmscfg .= "\ttime {$gateway['down']}s\n";
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$alarmscfg .= "}\n";
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if ($override == true)
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$alarms .= ",";
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68f291ff
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Ermal
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$alarms .= "\"{$name}down\"";
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3d471a14
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Ermal
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$override = true;
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} else {
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if ($override == true)
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$alarms .= ",";
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$alarms .= "\"down\"";
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$override = true;
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| 209 |
cdcea13f
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Seth Mos
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}
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3d471a14
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Ermal
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if ($override == true)
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$apingercfg .= "\talarms override {$alarms};\n";
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$apingercfg .= " rrd file \"{$g['vardb_path']}/rrd/{$gateway['name']}-quality.rrd\"\n";
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$apingercfg .= "}\n";
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$apingercfg .= "\n";
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/*
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* If the gateway is the same as the monitor we do not add a
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* route as this will break the routing table.
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* Add static routes for each gateway with their monitor IP
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* not strictly necessary but is a added level of protection.
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*/
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if (is_ipaddr($gateway['gateway']) && $gateway['monitor'] != $gateway['gateway']) {
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| 223 |
b8452906
|
Vinicius Coque
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log_error(sprintf(gettext('Removing static route for monitor %1$s and adding a new route through %2$s'), $gateway['monitor'], $gateway['gateway']));
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| 224 |
74dafdec
|
Ermal
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mwexec("/sbin/route change -host " . escapeshellarg($gateway['monitor']) .
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| 225 |
435a418f
|
Ermal
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" " . escapeshellarg($gateway['gateway']), true);
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| 226 |
3d471a14
|
Ermal
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}
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| 227 |
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| 228 |
023920e7
|
Ermal
|
$apingerconfig .= $alarmscfg;
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| 229 |
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$apingerconfig .= $apingercfg;
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| 230 |
cdcea13f
|
Seth Mos
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}
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fwrite($fd, $apingerconfig);
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fclose($fd);
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| 233 |
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| 234 |
20f26a50
|
Ermal
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killbypid("{$g['varrun_path']}/apinger.pid");
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| 235 |
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if (is_dir("{$g['tmp_path']}"))
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| 236 |
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chmod("{$g['tmp_path']}", 01777);
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| 237 |
17649c87
|
Ermal
|
if (!is_dir("{$g['vardb_path']}/rrd"))
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| 238 |
21934843
|
jim-p
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mkdir("{$g['vardb_path']}/rrd", 0775);
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| 239 |
17649c87
|
Ermal
|
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| 240 |
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@chown("{$g['vardb_path']}/rrd", "nobody");
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| 241 |
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| 242 |
20f26a50
|
Ermal
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/* start a new apinger process */
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| 243 |
298e5e0a
|
Ermal
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@unlink("{$g['tmp_path']}/apinger.status");
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| 244 |
9132ae35
|
Ermal
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sleep(1);
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| 245 |
20f26a50
|
Ermal
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mwexec_bg("/usr/local/sbin/apinger -c {$g['varetc_path']}/apinger.conf");
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| 246 |
4f060616
|
Ermal
|
|
| 247 |
cdcea13f
|
Seth Mos
|
return 0;
|
| 248 |
|
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}
|
| 249 |
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| 250 |
|
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/* return the status of the apinger targets as a array */
|
| 251 |
3d471a14
|
Ermal
|
function return_gateways_status($byname = false) {
|
| 252 |
ae9618af
|
Ermal
|
global $config, $g;
|
| 253 |
cdcea13f
|
Seth Mos
|
|
| 254 |
|
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$apingerstatus = array();
|
| 255 |
d9dda2a5
|
Ermal
|
if (file_exists("{$g['tmp_path']}/apinger.status")) {
|
| 256 |
cdcea13f
|
Seth Mos
|
$apingerstatus = file("{$g['tmp_path']}/apinger.status");
|
| 257 |
2328dcc5
|
Seth Mos
|
}
|
| 258 |
cdcea13f
|
Seth Mos
|
|
| 259 |
67ee1ec5
|
Ermal Luçi
|
$status = array();
|
| 260 |
cdcea13f
|
Seth Mos
|
foreach($apingerstatus as $line) {
|
| 261 |
75466131
|
Ermal
|
$info = explode("|", $line);
|
| 262 |
3d471a14
|
Ermal
|
if ($byname == false)
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| 263 |
|
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$target = $info[0];
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| 264 |
|
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else
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| 265 |
|
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$target = $info[2];
|
| 266 |
|
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$status[$target]['monitorip'] = $info[0];
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| 267 |
79b7f498
|
Ermal
|
$status[$target]['srcip'] = $info[1];
|
| 268 |
|
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$status[$target]['name'] = $info[2];
|
| 269 |
|
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$status[$target]['lastcheck'] = $info[5] ? date('r', $info[5]) : date('r');
|
| 270 |
|
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$status[$target]['delay'] = empty($info[6]) ? 0 : $info[6];
|
| 271 |
|
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$status[$target]['loss'] = empty($info[7]) ? "0.0%" : $info[7] . "";
|
| 272 |
|
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$status[$target]['status'] = trim($info[8]);
|
| 273 |
cdcea13f
|
Seth Mos
|
}
|
| 274 |
68f291ff
|
Ermal
|
|
| 275 |
cdcea13f
|
Seth Mos
|
return($status);
|
| 276 |
17623ab5
|
Bill Marquette
|
}
|
| 277 |
|
|
|
| 278 |
2328dcc5
|
Seth Mos
|
/* Return all configured gateways on the system */
|
| 279 |
c795339e
|
Ermal Lu?i
|
function return_gateways_array($disabled = false) {
|
| 280 |
8d3556c2
|
gnhb
|
global $config, $g;
|
| 281 |
7901dff5
|
Ermal Luçi
|
|
| 282 |
c66b4242
|
Seth Mos
|
$gateways_arr = array();
|
| 283 |
|
|
|
| 284 |
01ba0a72
|
Ermal Lu?i
|
$i = 0;
|
| 285 |
3d471a14
|
Ermal
|
/* Process/add all the configured gateways. */
|
| 286 |
ef05ae5f
|
Ermal
|
if (is_array($config['gateways']['gateway_item'])) {
|
| 287 |
2328dcc5
|
Seth Mos
|
foreach($config['gateways']['gateway_item'] as $gateway) {
|
| 288 |
78ae2b14
|
Ermal
|
if(empty($gateway['gateway']) || $gateway['gateway'] == "dynamic") {
|
| 289 |
2328dcc5
|
Seth Mos
|
$gateway['gateway'] = get_interface_gateway($gateway['interface']);
|
| 290 |
|
|
/* no IP address found, set to dynamic */
|
| 291 |
3d471a14
|
Ermal
|
if(! is_ipaddr($gateway['gateway']))
|
| 292 |
2328dcc5
|
Seth Mos
|
$gateway['gateway'] = "dynamic";
|
| 293 |
a2532739
|
Ermal Lu?i
|
$gateway['dynamic'] = true;
|
| 294 |
2328dcc5
|
Seth Mos
|
}
|
| 295 |
33c06ef7
|
Ermal
|
if (isset($gateway['monitor_disable']))
|
| 296 |
|
|
$gateway['monitor_disable'] = true;
|
| 297 |
|
|
else if (empty($gateway['monitor']))
|
| 298 |
2328dcc5
|
Seth Mos
|
$gateway['monitor'] = $gateway['gateway'];
|
| 299 |
3d471a14
|
Ermal
|
|
| 300 |
883c53c9
|
Ermal Lu?i
|
$gateway['friendlyiface'] = $gateway['interface'];
|
| 301 |
3d471a14
|
Ermal
|
$gateway['interface'] = get_real_interface($gateway['interface']);
|
| 302 |
979c816c
|
Ermal
|
/* FIXME: Should this be enabled.
|
| 303 |
|
|
* Some interface like wan might be default but have no info recorded
|
| 304 |
bb8f919b
|
Ermal
|
* the config.
|
| 305 |
|
|
if ($gateway['friendlyiface'] == "wan" && !isset($gateway['defaultgw'])) {
|
| 306 |
|
|
if (file_exists("{$g['tmp_path']}/{$gateway['interface']}_defaultgw"))
|
| 307 |
|
|
$gateway['defaultgw'] = true;
|
| 308 |
|
|
}
|
| 309 |
979c816c
|
Ermal
|
*/
|
| 310 |
3d471a14
|
Ermal
|
/* include the gateway index as the attribute */
|
| 311 |
|
|
$gateway['attribute'] = $i;
|
| 312 |
2328dcc5
|
Seth Mos
|
|
| 313 |
|
|
$gateways_arr[$gateway['name']] = $gateway;
|
| 314 |
|
|
$i++;
|
| 315 |
|
|
}
|
| 316 |
883c53c9
|
Ermal Lu?i
|
}
|
| 317 |
|
|
|
| 318 |
ef05ae5f
|
Ermal
|
/* Loop through all interfaces with a gateway and add it to a array */
|
| 319 |
|
|
if ($disabled == false)
|
| 320 |
|
|
$iflist = get_configured_interface_with_descr();
|
| 321 |
|
|
else
|
| 322 |
|
|
$iflist = get_configured_interface_with_descr(false, true);
|
| 323 |
|
|
|
| 324 |
c3a0d2a5
|
Seth Mos
|
/* Process/add dynamic v4 gateways. */
|
| 325 |
883c53c9
|
Ermal Lu?i
|
foreach($iflist as $ifname => $friendly ) {
|
| 326 |
3d471a14
|
Ermal
|
if(! interface_has_gateway($ifname))
|
| 327 |
883c53c9
|
Ermal Lu?i
|
continue;
|
| 328 |
3d471a14
|
Ermal
|
|
| 329 |
86df2846
|
jim-p
|
if (empty($config['interfaces'][$ifname]))
|
| 330 |
|
|
continue;
|
| 331 |
|
|
|
| 332 |
|
|
$ifcfg = &$config['interfaces'][$ifname];
|
| 333 |
c3a0d2a5
|
Seth Mos
|
if(!empty($ifcfg['ipaddr']) && is_ipaddrv4($ifcfg['ipaddr']))
|
| 334 |
e62fe748
|
Ermal
|
continue;
|
| 335 |
|
|
|
| 336 |
883c53c9
|
Ermal Lu?i
|
$gateway = array();
|
| 337 |
|
|
$gateway['dynamic'] = false;
|
| 338 |
c3a0d2a5
|
Seth Mos
|
$gateway['ipprotocol'] = "inet";
|
| 339 |
883c53c9
|
Ermal Lu?i
|
$gateway['gateway'] = get_interface_gateway($ifname, $gateway['dynamic']);
|
| 340 |
|
|
$gateway['interface'] = get_real_interface($ifname);
|
| 341 |
|
|
$gateway['friendlyiface'] = $ifname;
|
| 342 |
ef05ae5f
|
Ermal
|
$gateway['name'] = $friendly;
|
| 343 |
883c53c9
|
Ermal Lu?i
|
$gateway['attribute'] = "system";
|
| 344 |
2328dcc5
|
Seth Mos
|
|
| 345 |
6adc8e32
|
gnhb
|
if ($gateway['dynamic'] === "default") {
|
| 346 |
999111cb
|
Ermal
|
$gateway['defaultgw'] = true;
|
| 347 |
|
|
$gateway['dynamic'] = true;
|
| 348 |
|
|
}
|
| 349 |
883c53c9
|
Ermal Lu?i
|
/* Loopback dummy for dynamic interfaces without a IP */
|
| 350 |
c3a0d2a5
|
Seth Mos
|
if (!is_ipaddrv4($gateway['gateway']) && $gateway['dynamic'] == true)
|
| 351 |
999111cb
|
Ermal
|
$gateway['gateway'] = "dynamic";
|
| 352 |
3439b033
|
Seth Mos
|
|
| 353 |
883c53c9
|
Ermal Lu?i
|
/* automatically skip known static and dynamic gateways we have a array entry for */
|
| 354 |
|
|
foreach($gateways_arr as $gateway_item) {
|
| 355 |
c3a0d2a5
|
Seth Mos
|
if ((($ifname == $gateway_item['friendlyiface'] && $friendly == $gateway_item['name'])&& ($gateway['ipprotocol'] == $gateway_item['ipprotocol'])) ||
|
| 356 |
|
|
($ifname == $gateway_item['friendlyiface'] && $gateway_item['dynamic'] == true) && ($gateway['ipprotocol'] == $gateway_item['ipprotocol']))
|
| 357 |
7bed8222
|
Ermal
|
continue 2;
|
| 358 |
883c53c9
|
Ermal Lu?i
|
}
|
| 359 |
c66b4242
|
Seth Mos
|
|
| 360 |
c3a0d2a5
|
Seth Mos
|
if (is_ipaddrv4($gateway['gateway']))
|
| 361 |
883c53c9
|
Ermal Lu?i
|
$gateway['monitor'] = $gateway['gateway'];
|
| 362 |
c65e1e0d
|
Ermal
|
|
| 363 |
|
|
$gateway['descr'] = "Interface {$friendly} Dynamic Gateway";
|
| 364 |
c3a0d2a5
|
Seth Mos
|
$gateways_arr[$gateway['name']] = $gateway;
|
| 365 |
|
|
}
|
| 366 |
|
|
|
| 367 |
|
|
/* Process/add dynamic v6 gateways. */
|
| 368 |
|
|
foreach($iflist as $ifname => $friendly ) {
|
| 369 |
|
|
if(! interface_has_gateway($ifname))
|
| 370 |
|
|
continue;
|
| 371 |
|
|
|
| 372 |
|
|
if (empty($config['interfaces'][$ifname]))
|
| 373 |
|
|
continue;
|
| 374 |
|
|
|
| 375 |
|
|
$ifcfg = &$config['interfaces'][$ifname];
|
| 376 |
|
|
if(!empty($ifcfg['ipaddrv6']) && is_ipaddrv6($ifcfg['ipaddrv6']))
|
| 377 |
|
|
continue;
|
| 378 |
|
|
|
| 379 |
|
|
$gateway = array();
|
| 380 |
|
|
$gateway['dynamic'] = false;
|
| 381 |
|
|
$gateway['ipprotocol'] = "inet6";
|
| 382 |
|
|
$gateway['gateway'] = get_interface_gateway_v6($ifname, $gateway['dynamic']);
|
| 383 |
|
|
$gateway['interface'] = get_real_interface($ifname);
|
| 384 |
|
|
$gateway['friendlyiface'] = $ifname;
|
| 385 |
|
|
$gateway['name'] = "{$friendly}_v6";
|
| 386 |
|
|
$gateway['attribute'] = "system";
|
| 387 |
|
|
|
| 388 |
|
|
if ($gateway['dynamic'] === "default") {
|
| 389 |
|
|
$gateway['defaultgw'] = true;
|
| 390 |
|
|
$gateway['dynamic'] = true;
|
| 391 |
|
|
}
|
| 392 |
|
|
|
| 393 |
|
|
/* Loopback dummy for dynamic interfaces without a IP */
|
| 394 |
|
|
if (!is_ipaddrv6($gateway['gateway']) && $gateway['dynamic'] == true)
|
| 395 |
|
|
$gateway['gateway'] = "dynamic";
|
| 396 |
|
|
|
| 397 |
|
|
/* automatically skip known static and dynamic gateways we have a array entry for */
|
| 398 |
|
|
foreach($gateways_arr as $gateway_item) {
|
| 399 |
|
|
if ((($ifname == $gateway_item['friendlyiface'] && $friendly == $gateway_item['name']) && ($gateway['ipprotocol'] == $gateway_item['ipprotocol'])) ||
|
| 400 |
|
|
($ifname == $gateway_item['friendlyiface'] && $gateway_item['dynamic'] == true) && ($gateway['ipprotocol'] == $gateway_item['ipprotocol']))
|
| 401 |
|
|
continue 2;
|
| 402 |
|
|
}
|
| 403 |
|
|
|
| 404 |
|
|
if (is_ipaddrv6($gateway['gateway']))
|
| 405 |
|
|
$gateway['monitor'] = $gateway['gateway'];
|
| 406 |
|
|
|
| 407 |
|
|
$gateway['descr'] = "Interface {$friendly} Dynamic Gateway";
|
| 408 |
|
|
$gateways_arr[$gateway['name']] = $gateway;
|
| 409 |
c66b4242
|
Seth Mos
|
}
|
| 410 |
883c53c9
|
Ermal Lu?i
|
|
| 411 |
c66b4242
|
Seth Mos
|
return($gateways_arr);
|
| 412 |
|
|
}
|
| 413 |
|
|
|
| 414 |
3d471a14
|
Ermal
|
/*
|
| 415 |
|
|
* Return an array with all gateway groups with name as key
|
| 416 |
fd8eeda5
|
Seth Mos
|
* All gateway groups will be processed before returning the array.
|
| 417 |
3d471a14
|
Ermal
|
*/
|
| 418 |
fd8eeda5
|
Seth Mos
|
function return_gateway_groups_array() {
|
| 419 |
962625aa
|
Ermal
|
global $config, $g;
|
| 420 |
fd8eeda5
|
Seth Mos
|
|
| 421 |
|
|
/* fetch the current gateways status */
|
| 422 |
3d471a14
|
Ermal
|
$gateways_status = return_gateways_status(true);
|
| 423 |
fd8eeda5
|
Seth Mos
|
$gateways_arr = return_gateways_array();
|
| 424 |
|
|
$gateway_groups_array = array();
|
| 425 |
|
|
|
| 426 |
7af360ce
|
Ermal
|
if (isset($config['system']['gw_switch_default'])) {
|
| 427 |
e75be7fc
|
Ermal
|
/*
|
| 428 |
|
|
* NOTE: The code below is meant to replace the default gateway when it goes down.
|
| 429 |
|
|
* This facilitates services running on pfSense itself and are not handled by a PBR to continue working.
|
| 430 |
|
|
*/
|
| 431 |
|
|
$upgw = "";
|
| 432 |
|
|
$dfltgwdown = false;
|
| 433 |
|
|
$dfltgwfound = false;
|
| 434 |
|
|
foreach ($gateways_arr as $gwname => $gwsttng) {
|
| 435 |
|
|
if (isset($gwsttng['defaultgw'])) {
|
| 436 |
|
|
$dfltgwfound = true;
|
| 437 |
|
|
$dfltgwname = $gwname;
|
| 438 |
33c06ef7
|
Ermal
|
if (!isset($gwsttng['monitor_disable']) && stristr($gateways_status[$gwname]['status'], "down"))
|
| 439 |
e75be7fc
|
Ermal
|
$dfltgwdown = true;
|
| 440 |
|
|
}
|
| 441 |
|
|
/* Keep a record of the last up gateway */
|
| 442 |
e56a7306
|
Ermal
|
/* XXX: Blacklist lan for now since it might cause issues to those who have a gateway set for it */
|
| 443 |
e9df45f0
|
Ermal
|
if (empty($upgw) && (isset($gwsttng['monitor_disable']) || !stristr($gateways_status[$gwname]['status'], "down")) && $gwsttng[$gwname]['friendlyiface'] != "lan")
|
| 444 |
e75be7fc
|
Ermal
|
$upgw = $gwname;
|
| 445 |
|
|
if ($dfltgwdown == true && !empty($upgw))
|
| 446 |
|
|
break;
|
| 447 |
|
|
}
|
| 448 |
|
|
if ($dfltgwfound == false) {
|
| 449 |
|
|
$gwname = convert_friendly_interface_to_friendly_descr("wan");
|
| 450 |
33c06ef7
|
Ermal
|
if (!empty($gateways_status[$gwname]) && stristr($gateways_status[$gwname]['status'], "down"))
|
| 451 |
19d91466
|
Ermal
|
$dfltgwdown = true;
|
| 452 |
|
|
}
|
| 453 |
e75be7fc
|
Ermal
|
if ($dfltgwdown == true && !empty($upgw)) {
|
| 454 |
|
|
if ($gateways_arr[$upgw]['gateway'] == "dynamic")
|
| 455 |
|
|
$gateways_arr[$upgw]['gateway'] = get_interface_gateway($gateways_arr[$upgw]['friendlyiface']);
|
| 456 |
|
|
if (is_ipaddr($gateways_arr[$upgw]['gateway'])) {
|
| 457 |
|
|
log_error("Default gateway down setting {$upgw} as default!");
|
| 458 |
74dafdec
|
Ermal
|
mwexec("/sbin/route change -inet default {$gateways_arr[$upgw]['gateway']}");
|
| 459 |
e75be7fc
|
Ermal
|
}
|
| 460 |
|
|
} else {
|
| 461 |
|
|
$defaultgw = trim(`/sbin/route -n get -inet default | /usr/bin/grep gateway | /usr/bin/sed 's/gateway://g'`, " \n");
|
| 462 |
|
|
if ($defaultgw != $gateways_arr[$dfltgwname]['gateway'])
|
| 463 |
74dafdec
|
Ermal
|
mwexec("/sbin/route change -inet default {$gateways_arr[$dfltgwname]['gateway']}");
|
| 464 |
1d60ed9b
|
Ermal
|
}
|
| 465 |
e75be7fc
|
Ermal
|
|
| 466 |
|
|
unset($upgw, $dfltgwfound, $dfltgwdown, $gwname, $gwsttng);
|
| 467 |
ee7f1647
|
Ermal
|
}
|
| 468 |
1d60ed9b
|
Ermal
|
|
| 469 |
fd8eeda5
|
Seth Mos
|
if (is_array($config['gateways']['gateway_group'])) {
|
| 470 |
|
|
foreach($config['gateways']['gateway_group'] as $group) {
|
| 471 |
|
|
/* create array with group gateways members seperated by tier */
|
| 472 |
|
|
$tiers = array();
|
| 473 |
3d471a14
|
Ermal
|
$backupplan = array();
|
| 474 |
fd8eeda5
|
Seth Mos
|
foreach($group['item'] as $item) {
|
| 475 |
|
|
$itemsplit = explode("|", $item);
|
| 476 |
|
|
$tier = $itemsplit[1];
|
| 477 |
|
|
$gwname = $itemsplit[0];
|
| 478 |
3d471a14
|
Ermal
|
|
| 479 |
|
|
/* Do it here rather than reiterating again the group in case no member is up. */
|
| 480 |
d8bf779b
|
Ermal
|
$backupplan[$tier][] = $gwname;
|
| 481 |
3d471a14
|
Ermal
|
|
| 482 |
fd8eeda5
|
Seth Mos
|
/* check if the gateway is available before adding it to the array */
|
| 483 |
54b78cc1
|
Ermal
|
if (!empty($gateways_status[$gwname])) {
|
| 484 |
|
|
$status = $gateways_status[$gwname];
|
| 485 |
3d471a14
|
Ermal
|
$gwdown = false;
|
| 486 |
9af4b31b
|
Ermal
|
if (stristr($status['status'], "down")) {
|
| 487 |
a51493d1
|
Vinicius Coque
|
$msg = sprintf(gettext("MONITOR: %s is down, removing from routing group"), $gwname);
|
| 488 |
3d471a14
|
Ermal
|
$gwdown = true;
|
| 489 |
|
|
} else if (stristr($status['status'], "loss") && strstr($group['trigger'], "loss")) {
|
| 490 |
|
|
/* packet loss */
|
| 491 |
f14bd707
|
Renato Botelho
|
$msg = sprintf(gettext("MONITOR: %s has packet loss, removing from routing group"), $gwname);
|
| 492 |
3d471a14
|
Ermal
|
$gwdown = true;
|
| 493 |
|
|
} else if (stristr($status['status'], "delay") && strstr($group['trigger'] , "latency")) {
|
| 494 |
|
|
/* high latency */
|
| 495 |
f14bd707
|
Renato Botelho
|
$msg = sprintf(gettext("MONITOR: %s has high latency, removing from routing group"), $gwname);
|
| 496 |
3d471a14
|
Ermal
|
$gwdown = true;
|
| 497 |
|
|
}
|
| 498 |
|
|
if ($gwdown == true) {
|
| 499 |
9f1d61d3
|
Scott Ullrich
|
log_error($msg);
|
| 500 |
|
|
notify_via_growl($msg);
|
| 501 |
10c3d4c0
|
Scott Ullrich
|
notify_via_smtp($msg);
|
| 502 |
3d471a14
|
Ermal
|
} else
|
| 503 |
857ce5f3
|
Seth Mos
|
/* Online add member */
|
| 504 |
|
|
$tiers[$tier][] = $gwname;
|
| 505 |
33c06ef7
|
Ermal
|
} else if (isset($gateways_arr[$gwname]['monitor_disable']))
|
| 506 |
|
|
$tiers[$tier][] = $gwname;
|
| 507 |
fd8eeda5
|
Seth Mos
|
}
|
| 508 |
|
|
$tiers_count = count($tiers);
|
| 509 |
|
|
if($tiers_count == 0) {
|
| 510 |
|
|
/* Oh dear, we have no members! Engage Plan B */
|
| 511 |
9132ae35
|
Ermal
|
if (!$g['booting']) {
|
| 512 |
c92ccac7
|
Vinicius Coque
|
$msg = gettext("Gateways status could not be determined, considering all as up/active.");
|
| 513 |
9132ae35
|
Ermal
|
log_error($msg);
|
| 514 |
|
|
notify_via_growl($msg);
|
| 515 |
10c3d4c0
|
Scott Ullrich
|
notify_via_smtp($msg);
|
| 516 |
9132ae35
|
Ermal
|
}
|
| 517 |
3d471a14
|
Ermal
|
$tiers = $backupplan;
|
| 518 |
fd8eeda5
|
Seth Mos
|
}
|
| 519 |
09ae0c17
|
Seth Mos
|
/* sort the tiers array by the tier key */
|
| 520 |
|
|
ksort($tiers);
|
| 521 |
3d471a14
|
Ermal
|
|
| 522 |
fd8eeda5
|
Seth Mos
|
/* we do not really foreach the tiers as we stop after the first tier */
|
| 523 |
fe22a89b
|
Ermal
|
foreach($tiers as $tier) {
|
| 524 |
fd8eeda5
|
Seth Mos
|
/* process all gateways in this tier */
|
| 525 |
fe22a89b
|
Ermal
|
foreach($tier as $member) {
|
| 526 |
fd8eeda5
|
Seth Mos
|
/* determine interface gateway */
|
| 527 |
5f53260a
|
Ermal
|
if (isset($gateways_arr[$member])) {
|
| 528 |
|
|
$gateway = $gateways_arr[$member];
|
| 529 |
|
|
$int = $gateway['interface'];
|
| 530 |
|
|
$gatewayip = "";
|
| 531 |
|
|
if(is_ipaddr($gateway['gateway']))
|
| 532 |
|
|
$gatewayip = $gateway['gateway'];
|
| 533 |
|
|
else if ($int <> "")
|
| 534 |
|
|
$gatewayip = get_interface_gateway($gateway['friendlyiface']);
|
| 535 |
3d471a14
|
Ermal
|
|
| 536 |
|
|
if (($int <> "") && is_ipaddr($gatewayip)) {
|
| 537 |
|
|
$groupmember = array();
|
| 538 |
|
|
$groupmember['int'] = $int;
|
| 539 |
|
|
$groupmember['gwip'] = $gatewayip;
|
| 540 |
|
|
$groupmember['weight'] = isset($gateway['weight']) ? $gateway['weight'] : 1;
|
| 541 |
|
|
$gateway_groups_array[$group['name']][] = $groupmember;
|
| 542 |
|
|
}
|
| 543 |
fd8eeda5
|
Seth Mos
|
}
|
| 544 |
|
|
}
|
| 545 |
|
|
/* we should have the 1st available tier now, exit stage left */
|
| 546 |
|
|
break;
|
| 547 |
|
|
}
|
| 548 |
|
|
}
|
| 549 |
|
|
}
|
| 550 |
fe22a89b
|
Ermal
|
return ($gateway_groups_array);
|
| 551 |
fd8eeda5
|
Seth Mos
|
}
|
| 552 |
|
|
|
| 553 |
2468ae76
|
Scott Ullrich
|
/* Update DHCP WAN Interface ip address in gateway group item */
|
| 554 |
|
|
function dhclient_update_gateway_groups_defaultroute($interface = "wan") {
|
| 555 |
|
|
global $config, $g;
|
| 556 |
|
|
foreach($config['gateways']['gateway_item'] as & $gw) {
|
| 557 |
|
|
if($gw['interface'] == $interface) {
|
| 558 |
|
|
$current_gw = get_interface_gateway($interface);
|
| 559 |
|
|
if($gw['gateway'] <> $current_gw) {
|
| 560 |
|
|
$gw['gateway'] = $current_gw;
|
| 561 |
|
|
$changed = true;
|
| 562 |
|
|
}
|
| 563 |
|
|
}
|
| 564 |
|
|
}
|
| 565 |
|
|
if($changed && $current_gw)
|
| 566 |
addc0439
|
Renato Botelho
|
write_config(sprintf(gettext('Updating gateway group gateway for %1$s - new gateway is %2$s'), $interfac, $current_gw));
|
| 567 |
2468ae76
|
Scott Ullrich
|
}
|
| 568 |
fd8eeda5
|
Seth Mos
|
|
| 569 |
6dc3a5c2
|
Ermal Lu?i
|
function lookup_gateway_ip_by_name($name) {
|
| 570 |
fe22a89b
|
Ermal
|
|
| 571 |
66a96e72
|
Ermal
|
$gateways_arr = return_gateways_array();
|
| 572 |
68f291ff
|
Ermal
|
foreach ($gateways_arr as $gname => $gw) {
|
| 573 |
|
|
if ($gw['name'] == $name || $gname == $name)
|
| 574 |
6f77aca5
|
Ermal
|
return $gw['gateway'];
|
| 575 |
|
|
}
|
| 576 |
66a96e72
|
Ermal
|
|
| 577 |
|
|
return false;
|
| 578 |
6dc3a5c2
|
Ermal Lu?i
|
}
|
| 579 |
|
|
|
| 580 |
|
|
function lookup_gateway_monitor_ip_by_name($name) {
|
| 581 |
fe22a89b
|
Ermal
|
|
| 582 |
6dc3a5c2
|
Ermal Lu?i
|
$gateways_arr = return_gateways_array();
|
| 583 |
fe22a89b
|
Ermal
|
if (!empty($gateways_arr[$name])) {
|
| 584 |
|
|
$gateway = $gateways_arr[$name];
|
| 585 |
68f291ff
|
Ermal
|
if(!is_ipaddr($gateway['monitor']))
|
| 586 |
|
|
return $gateway['gateway'];
|
| 587 |
6dc3a5c2
|
Ermal Lu?i
|
|
| 588 |
9fd19334
|
gnhb
|
return $gateway['monitor'];
|
| 589 |
6dc3a5c2
|
Ermal Lu?i
|
}
|
| 590 |
fe22a89b
|
Ermal
|
|
| 591 |
|
|
return (false);
|
| 592 |
6dc3a5c2
|
Ermal Lu?i
|
}
|
| 593 |
|
|
|
| 594 |
|
|
function lookup_gateway_interface_by_name($name) {
|
| 595 |
|
|
|
| 596 |
fe22a89b
|
Ermal
|
$gateways_arr = return_gateways_array();
|
| 597 |
|
|
if (!empty($gateways_arr[$name])) {
|
| 598 |
|
|
$interfacegw = $gateway['interface'];
|
| 599 |
|
|
return ($interfacegw);
|
| 600 |
6dc3a5c2
|
Ermal Lu?i
|
}
|
| 601 |
fe22a89b
|
Ermal
|
|
| 602 |
|
|
return (false);
|
| 603 |
6dc3a5c2
|
Ermal Lu?i
|
}
|
| 604 |
|
|
|
| 605 |
a2532739
|
Ermal Lu?i
|
function get_interface_gateway($interface, &$dynamic = false) {
|
| 606 |
5a5413bb
|
Seth Mos
|
global $config, $g;
|
| 607 |
6dc3a5c2
|
Ermal Lu?i
|
|
| 608 |
5a5413bb
|
Seth Mos
|
$gw = NULL;
|
| 609 |
6dc3a5c2
|
Ermal Lu?i
|
|
| 610 |
5a5413bb
|
Seth Mos
|
$gwcfg = $config['interfaces'][$interface];
|
| 611 |
|
|
if (!empty($gwcfg['gateway']) && is_array($config['gateways']['gateway_item'])) {
|
| 612 |
|
|
foreach($config['gateways']['gateway_item'] as $gateway) {
|
| 613 |
|
|
if(($gateway['name'] == $gwcfg['gateway']) && (is_ipaddrv4($gateway['gateway']))) {
|
| 614 |
|
|
$gw = $gateway['gateway'];
|
| 615 |
66a96e72
|
Ermal
|
break;
|
| 616 |
|
|
}
|
| 617 |
5a5413bb
|
Seth Mos
|
}
|
| 618 |
66a96e72
|
Ermal
|
}
|
| 619 |
6dc3a5c2
|
Ermal Lu?i
|
|
| 620 |
5a5413bb
|
Seth Mos
|
// for dynamic interfaces we handle them through the $interface_router file.
|
| 621 |
|
|
if (!is_ipaddr($gw) && !is_ipaddr($gwcfg['ipaddr'])) {
|
| 622 |
|
|
$realif = get_real_interface($interface);
|
| 623 |
|
|
if (file_exists("{$g['tmp_path']}/{$realif}_router")) {
|
| 624 |
|
|
$gw = trim(file_get_contents("{$g['tmp_path']}/{$realif}_router"), " \n");
|
| 625 |
|
|
$dynamic = true;
|
| 626 |
|
|
}
|
| 627 |
|
|
if (file_exists("{$g['tmp_path']}/{$realif}_defaultgw"))
|
| 628 |
|
|
$dynamic = "default";
|
| 629 |
d62b164a
|
gnhb
|
|
| 630 |
5a5413bb
|
Seth Mos
|
}
|
| 631 |
|
|
|
| 632 |
|
|
/* return gateway */
|
| 633 |
|
|
return ($gw);
|
| 634 |
|
|
}
|
| 635 |
|
|
|
| 636 |
|
|
function get_interface_gateway_v6($interface, &$dynamic = false) {
|
| 637 |
|
|
global $config, $g;
|
| 638 |
6dc3a5c2
|
Ermal Lu?i
|
|
| 639 |
5a5413bb
|
Seth Mos
|
$gw = NULL;
|
| 640 |
|
|
$gwcfg = $config['interfaces'][$interface];
|
| 641 |
ed5c640d
|
Seth Mos
|
if (!empty($gwcfg['gatewayv6']) && is_array($config['gateways']['gateway_item'])) {
|
| 642 |
5a5413bb
|
Seth Mos
|
foreach($config['gateways']['gateway_item'] as $gateway) {
|
| 643 |
640b3a9a
|
Seth Mos
|
if(($gateway['name'] == $gwcfg['gatewayv6']) && (is_ipaddrv6($gateway['gateway']))) {
|
| 644 |
5a5413bb
|
Seth Mos
|
$gw = $gateway['gateway'];
|
| 645 |
|
|
break;
|
| 646 |
|
|
}
|
| 647 |
|
|
}
|
| 648 |
|
|
}
|
| 649 |
|
|
|
| 650 |
|
|
// for dynamic interfaces we handle them through the $interface_router file.
|
| 651 |
|
|
if (!is_ipaddrv6($gw) && !is_ipaddr($gwcfg['ipaddrv6'])) {
|
| 652 |
|
|
$realif = get_real_interface($interface);
|
| 653 |
|
|
if (file_exists("{$g['tmp_path']}/{$realif}_routerv6")) {
|
| 654 |
|
|
$gw = trim(file_get_contents("{$g['tmp_path']}/{$realif}_routerv6"), " \n");
|
| 655 |
|
|
$dynamic = true;
|
| 656 |
|
|
}
|
| 657 |
|
|
if (file_exists("{$g['tmp_path']}/{$realif}_defaultgwv6"))
|
| 658 |
|
|
$dynamic = "default";
|
| 659 |
|
|
|
| 660 |
|
|
}
|
| 661 |
|
|
/* return gateway */
|
| 662 |
|
|
return ($gw);
|
| 663 |
6dc3a5c2
|
Ermal Lu?i
|
}
|
| 664 |
|
|
|
| 665 |
318189b6
|
smos
|
/* Check a IP address against a gateway IP or name
|
| 666 |
|
|
* to verify it's address family */
|
| 667 |
|
|
function validate_address_family($ipaddr, $gwname) {
|
| 668 |
|
|
$v4ip = false;
|
| 669 |
|
|
$v6ip = false;
|
| 670 |
|
|
$v4gw = false;
|
| 671 |
|
|
$v6gw = false;
|
| 672 |
|
|
|
| 673 |
|
|
if(is_ipaddrv4($ipaddr))
|
| 674 |
|
|
$v4ip = true;
|
| 675 |
|
|
if(is_ipaddrv6($ipaddr))
|
| 676 |
|
|
$v6ip = true;
|
| 677 |
|
|
if(is_ipaddrv4($gwname))
|
| 678 |
|
|
$v4gw = true;
|
| 679 |
|
|
if(is_ipaddrv6($gwname))
|
| 680 |
|
|
$v6gw = true;
|
| 681 |
|
|
|
| 682 |
|
|
if($v4ip && $v4gw)
|
| 683 |
|
|
return true;
|
| 684 |
|
|
if($v6ip && $v6gw)
|
| 685 |
|
|
return true;
|
| 686 |
|
|
|
| 687 |
|
|
/* still no match, carry on, lookup gateways */
|
| 688 |
|
|
if(is_ipaddrv4(lookup_gateway_ip_by_name($gwname)))
|
| 689 |
|
|
$v4gw = true;
|
| 690 |
|
|
if(is_ipaddrv6(lookup_gateway_ip_by_name($gwname)))
|
| 691 |
|
|
$v6gw = true;
|
| 692 |
|
|
|
| 693 |
|
|
if($v4ip && $v4gw)
|
| 694 |
|
|
return true;
|
| 695 |
|
|
if($v6ip && $v6gw)
|
| 696 |
|
|
return true;
|
| 697 |
|
|
|
| 698 |
|
|
return false;
|
| 699 |
|
|
}
|
| 700 |
|
|
|
| 701 |
|
|
|
| 702 |
315e1253
|
Ermal
|
?>
|