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74c57441e2
* Update powerdns app for json * test data * qsize-q is value * add legacy test data * docs * Update linux_powerdns-v1.json
100 lines
3.6 KiB
PHP
100 lines
3.6 KiB
PHP
<?php
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// Polls powerdns statistics from script via SNMP
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use LibreNMS\Exceptions\JsonAppException;
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use LibreNMS\Exceptions\JsonAppParsingFailedException;
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use LibreNMS\RRD\RrdDefinition;
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$name = 'powerdns';
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$app_id = $app['app_id'];
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$powerdns = [];
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echo " $name";
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// unused metrics:
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// deferred-packetcache-inserts, deferred-packetcache-lookup, dnsupdate-answers, dnsupdate-changes, dnsupdate-queries, dnsupdate-refused, incoming-notifications
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// query-cache-size, overload-drops, rd-queries, recursion-unanswered, security-status, signatures, tcp-answers-bytes, tcp4-answers, tcp4-answers-bytes, tcp4-queries
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// tcp6-answers, tcp6-answers-bytes, tcp6-queries, udp-answers-bytes, udp-do-queries, udp4-answers-bytes, udp6-answers-bytes, fd-usage, key-cache-size
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// meta-cache-size, real-memory-usage, signature-cache-size, sys-msec, udp-in-errors, udp-noport-errors, udp-recvbuf-errors, udp-sndbuf-errors, uptime, user-msec
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$powerdns_metrics = [
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'corruptPackets' => 'corrupt-packets',
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'def_cacheInserts' => 'deferred-cache-inserts',
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'def_cacheLookup' => 'deferred-cache-lookup',
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'latency' => 'latency',
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'pc_hit' => 'packetcache-hit',
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'pc_miss' => 'packetcache-miss',
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'pc_size' => 'packetcache-size',
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'qsize' => 'qsize-q',
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'qc_hit' => 'query-cache-hit',
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'qc_miss' => 'query-cache-miss',
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'rec_answers' => 'recursing-answers',
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'rec_questions' => 'recursing-questions',
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'servfailPackets' => 'servfail-packets',
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'q_tcpAnswers' => 'tcp-answers',
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'q_tcpQueries' => 'tcp-queries',
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'q_timedout' => 'timedout-packets',
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'q_udpAnswers' => 'udp-answers',
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'q_udpQueries' => 'udp-queries',
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'q_udp4Answers' => 'udp4-answers',
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'q_udp4Queries' => 'udp4-queries',
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'q_udp6Answers' => 'udp6-answers',
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'q_udp6Queries' => 'udp6-queries',
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];
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if (isset($agent_data) && isset($agent_data['app'][$name])) {
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$legacy = $agent_data['app'][$name];
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} else {
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try {
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$powerdns = json_app_get($device, $name)['data'];
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} catch (JsonAppParsingFailedException $e) {
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$legacy = $e->getOutput();
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} catch (JsonAppException $e) {
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echo PHP_EOL . $name . ':' .$e->getCode().':'. $e->getMessage() . PHP_EOL;
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update_application($app, $e->getCode().':'.$e->getMessage(), []); // Set empty metrics and error message
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return;
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}
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}
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if (isset($legacy)) {
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// Legacy script, build compatible array
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list(
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$powerdns['corrupt-packets'],
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$powerdns['deferred-cache-inserts'],
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$powerdns['deferred-cache-lookup'],
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$powerdns['latency'],
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$powerdns['packetcache-hit'],
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$powerdns['packetcache-miss'],
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$powerdns['packetcache-size'],
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$powerdns['qsize-q'],
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$powerdns['query-cache-hit'],
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$powerdns['query-cache-miss'],
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$powerdns['recursing-answers'],
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$powerdns['recursing-questions'],
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$powerdns['servfail-packets'],
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$powerdns['tcp-answers'],
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$powerdns['tcp-queries'],
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$powerdns['timedout-packets'],
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$powerdns['udp-answers'],
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$powerdns['udp-queries'],
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$powerdns['udp4-answers'],
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$powerdns['udp4-queries'],
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$powerdns['udp6-answers'],
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$powerdns['udp6-queries'],
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) = explode("\n", $legacy);
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}
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d_echo($powerdns);
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$rrd_name = ['app', $name, $app_id];
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$rrd_def = RrdDefinition::make();
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$fields = [];
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foreach ($powerdns_metrics as $ds => $metric) {
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$rrd_def->addDataset($ds, 'DERIVE', 0, 125000000000);
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$fields[$ds] = isset($powerdns[$metric]) ? $powerdns[$metric] : 'U';
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}
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$tags = compact('name', 'app_id', 'rrd_name', 'rrd_def');
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data_update($device, 'app', $tags, $fields);
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update_application($app, json_encode($powerdns), $fields);
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