<?php

/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package        observium
 * @subpackage     poller
 * @copyright  (C) Adam Armstrong
 *
 */

#IP-MIB::ipSystemStatsInReceives.ipv4 = Counter32: 1062322382
#IP-MIB::ipSystemStatsInReceives.ipv6 = Counter32: 5229983
#IP-MIB::ipSystemStatsHCInReceives.ipv4 = Counter64: 1062322382
#IP-MIB::ipSystemStatsHCInReceives.ipv6 = Counter64: 5229983
#IP-MIB::ipSystemStatsHCInOctets.ipv4 = Counter64: 0
#IP-MIB::ipSystemStatsHCInOctets.ipv6 = Counter64: 0
#IP-MIB::ipSystemStatsInHdrErrors.ipv4 = Counter32: 199
#IP-MIB::ipSystemStatsInHdrErrors.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsInAddrErrors.ipv4 = Counter32: 0
#IP-MIB::ipSystemStatsInAddrErrors.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsInUnknownProtos.ipv4 = Counter32: 1
#IP-MIB::ipSystemStatsInUnknownProtos.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsInForwDatagrams.ipv4 = Counter32: 4350883
#IP-MIB::ipSystemStatsInForwDatagrams.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsHCInForwDatagrams.ipv4 = Counter64: 4350883
#IP-MIB::ipSystemStatsHCInForwDatagrams.ipv6 = Counter64: 0
#IP-MIB::ipSystemStatsReasmReqds.ipv4 = Counter32: 0
#IP-MIB::ipSystemStatsReasmReqds.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsReasmOKs.ipv4 = Counter32: 573
#IP-MIB::ipSystemStatsReasmOKs.ipv6 = Counter32: 191
#IP-MIB::ipSystemStatsReasmFails.ipv4 = Counter32: 2
#IP-MIB::ipSystemStatsReasmFails.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsInDiscards.ipv4 = Counter32: 0
#IP-MIB::ipSystemStatsInDiscards.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsInDelivers.ipv4 = Counter32: 1053500708
#IP-MIB::ipSystemStatsInDelivers.ipv6 = Counter32: 5229756
#IP-MIB::ipSystemStatsHCInDelivers.ipv4 = Counter64: 1053500708
#IP-MIB::ipSystemStatsHCInDelivers.ipv6 = Counter64: 5229756
#IP-MIB::ipSystemStatsOutRequests.ipv4 = Counter32: 874021272
#IP-MIB::ipSystemStatsOutRequests.ipv6 = Counter32: 5157066
#IP-MIB::ipSystemStatsHCOutRequests.ipv4 = Counter64: 874021272
#IP-MIB::ipSystemStatsHCOutRequests.ipv6 = Counter64: 5157066
#IP-MIB::ipSystemStatsOutNoRoutes.ipv4 = Counter32: 1
#IP-MIB::ipSystemStatsOutNoRoutes.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsHCOutForwDatagrams.ipv4 = Counter64: 0
#IP-MIB::ipSystemStatsHCOutForwDatagrams.ipv6 = Counter64: 0
#IP-MIB::ipSystemStatsOutDiscards.ipv4 = Counter32: 205
#IP-MIB::ipSystemStatsOutDiscards.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsOutFragFails.ipv4 = Counter32: 0
#IP-MIB::ipSystemStatsOutFragFails.ipv6 = Counter32: 0
#IP-MIB::ipSystemStatsOutFragCreates.ipv4 = Counter32: 0
#IP-MIB::ipSystemStatsOutFragCreates.ipv6 = Counter32: 68
#IP-MIB::ipSystemStatsDiscontinuityTime.ipv4 = Timeticks: (0) 0:00:00.00
#IP-MIB::ipSystemStatsDiscontinuityTime.ipv6 = Timeticks: (0) 0:00:00.00
#IP-MIB::ipSystemStatsRefreshRate.ipv4 = Gauge32: 30000 milli-seconds
#IP-MIB::ipSystemStatsRefreshRate.ipv6 = Gauge32: 30000 milli-seconds

// FIXME instead of checking for blacklist, shouldn't we just add it to ALL devices, then use is_device_mib ?
// This code means you can't disable IP-MIB from the web interface and have it actually work.
if (!in_array("IP-MIB", get_device_mibs_blacklist($device))) // Skip blacklisted MIB
{
    print_cli_data("Collecting", 'ipSystemStats', 2);

    $ipSystemStats = snmpwalk_cache_oid($device, "ipSystemStats", NULL, "IP-MIB");

    if ($ipSystemStats) {
        print_cli_data_field("Address Families", 2);

        foreach ($ipSystemStats as $af => $stats) {
            echo(" $af");

            $oids = ['ipSystemStatsInReceives', 'ipSystemStatsInHdrErrors', 'ipSystemStatsInAddrErrors', 'ipSystemStatsInUnknownProtos', 'ipSystemStatsInForwDatagrams', 'ipSystemStatsReasmReqds',
                     'ipSystemStatsReasmOKs', 'ipSystemStatsReasmFails', 'ipSystemStatsInDiscards', 'ipSystemStatsInDelivers', 'ipSystemStatsOutRequests', 'ipSystemStatsOutNoRoutes', 'ipSystemStatsOutDiscards',
                     'ipSystemStatsOutFragFails', 'ipSystemStatsOutFragCreates', 'ipSystemStatsOutForwDatagrams'];

            // Use HC counters instead if they're available.
            if (isset($stats['ipSystemStatsHCInReceives'])) {
                $stats['ipSystemStatsInReceives'] = $stats['ipSystemStatsHCInReceives'];
            }
            if (isset($stats['ipSystemStatsHCInForwDatagrams'])) {
                $stats['ipSystemStatsInForwDatagrams'] = $stats['ipSystemStatsHCInForwDatagrams'];
            }
            if (isset($stats['ipSystemStatsHCInDelivers'])) {
                $stats['ipSystemStatsInDelivers'] = $stats['ipSystemStatsHCInDelivers'];
            }
            if (isset($stats['ipSystemStatsHCOutRequests'])) {
                $stats['ipSystemStatsOutRequests'] = $stats['ipSystemStatsHCOutRequests'];
            }
            if (isset($stats['ipSystemStatsHCOutForwDatagrams'])) {
                $stats['ipSystemStatsOutForwDatagrams'] = $stats['ipSystemStatsHCOutForwDatagrams'];
            }

            unset($snmpstring, $rrdupdate, $snmpdata, $snmpdata_cmd, $rrd_create);

            $rrdfile = "ipSystemStats-$af.rrd";

            $rrdupdate = "N";

            foreach ($oids as $oid) {
                $oid_ds     = str_replace("ipSystemStats", "", $oid);
                $oid_ds     = truncate($oid_ds, 19, '');
                $rrd_create .= " DS:$oid_ds:COUNTER:600:U:100000000000";
                if (strstr($stats[$oid], "No") || strstr($stats[$oid], "d") || strstr($stats[$oid], "s")) {
                    $stats[$oid] = "0";
                }
                $rrdupdate .= ":" . $stats[$oid];

                // Update StatsD/Carbon
                if ($config['statsd']['enable'] == TRUE && !strpos($oid, "HC")) {
                    StatsD ::gauge(str_replace(".", "_", $device['hostname']) . '.' . 'system' . '.' . $oid, $stats[$oid]);
                }
            }

            rrdtool_create($device, $rrdfile, $rrd_create);
            rrdtool_update($device, $rrdfile, $rrdupdate);

            unset($rrdupdate, $rrd_create);

            // FIXME per-AF?

            $graphs['ipsystemstats_' . $af]           = TRUE;
            $graphs['ipsystemstats_' . $af . '_frag'] = TRUE;

            $show_graphs[] = 'ipsystemstats_' . $af;
            $show_graphs[] = 'ipsystemstats_' . $af . '_frag';
        }

        echo(PHP_EOL);

        print_cli_data("Graphs", implode(" ", $show_graphs), 2);
    }
}
unset($show_graphs);

// EOF