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Monit: add carp status script for https://github.com/opnsense/core/issues/2919

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Communicates the general carp status:
- if any of the interfaces is in backup mode, the result will be backup (exit 1)
- if all carp enabled interfaces are master, return master (exit 0)
- all other scenario's return list of found statuses and exit -1
This commit is contained in:
Ad Schellevis 2018-11-16 04:00:41 +01:00
parent f7f814498a
commit 862d6a86d6
1 changed files with 47 additions and 0 deletions
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47
src/opnsense/scripts/OPNsense/Monit/carp_status Executable file
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#!/usr/local/bin/php
<?php
/*
* Copyright (C) 2018 Deciso B.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
require_once("interfaces.lib.inc");
$statuses = array();
foreach (legacy_interfaces_details() as $intf) {
if (!empty($intf['carp'])) {
$statuses[$intf['carp']['status']] = true;
}
}
if (!empty($statuses['BACKUP'])) {
echo "BACKUP\n";
exit(1);
} elseif (!empty($statuses['MASTER']) && count($statuses) == 1) {
echo "MASTER\n";
exit(0);
} else {
echo implode(",", array_keys($statuses)) . "\n";
exit(-1);
}