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# -*- coding: utf-8 -*-
# Description: powerdns netdata python.d module
# Author: Ilya Mashchenko (l2isbad)
# Author: Luke Whitworth
# SPDX-License-Identifier: GPL-3.0+
from json import loads
from bases.FrameworkServices.UrlService import UrlService
priority = 60000
retries = 60
# update_every = 3
ORDER = ['questions', 'cache_usage', 'cache_size', 'latency']
CHARTS = {
'questions': {
'options': [None, 'PowerDNS Queries and Answers', 'count', 'questions', 'powerdns.questions', 'line'],
'lines': [
['udp-queries', None, 'incremental'],
['udp-answers', None, 'incremental'],
['tcp-queries', None, 'incremental'],
['tcp-answers', None, 'incremental']
]},
'cache_usage': {
'options': [None, 'PowerDNS Cache Usage', 'count', 'cache', 'powerdns.cache_usage', 'line'],
'lines': [
['query-cache-hit', None, 'incremental'],
['query-cache-miss', None, 'incremental'],
['packetcache-hit', 'packet-cache-hit', 'incremental'],
['packetcache-miss', 'packet-cache-miss', 'incremental']
]},
'cache_size': {
'options': [None, 'PowerDNS Cache Size', 'count', 'cache', 'powerdns.cache_size', 'line'],
'lines': [
['query-cache-size', None, 'absolute'],
['packetcache-size', 'packet-cache-size', 'absolute'],
['key-cache-size', None, 'absolute'],
['meta-cache-size', None, 'absolute']
]},
'latency': {
'options': [None, 'PowerDNS Latency', 'microseconds', 'latency', 'powerdns.latency', 'line'],
'lines': [
['latency', None, 'absolute']
]}
}
RECURSOR_ORDER = ['questions-in', 'questions-out', 'answer-times', 'timeouts', 'drops', 'cache_usage', 'cache_size']
RECURSOR_CHARTS = {
'questions-in': {
'options': [
None, 'PowerDNS Recursor Questions In', 'count', 'questions', 'powerdns_recursor.questions-in', 'line'],
'lines': [
['questions', None, 'incremental'],
['ipv6-questions', None, 'incremental'],
['tcp-questions', None, 'incremental']
]},
'questions-out': {
'options': [
None, 'PowerDNS Recursor Questions Out', 'count', 'questions', 'powerdns_recursor.questions-out', 'line'],
'lines': [
['all-outqueries', None, 'incremental'],
['ipv6-outqueries', None, 'incremental'],
['tcp-outqueries', None, 'incremental'],
['throttled-outqueries', None, 'incremental']
]},
'answer-times': {
'options': [
None, 'PowerDNS Recursor Answer Times', 'count', 'performance', 'powerdns_recursor.answer-times', 'line'],
'lines': [
['answers-slow', None, 'incremental'],
['answers0-1', None, 'incremental'],
['answers1-10', None, 'incremental'],
['answers10-100', None, 'incremental'],
['answers100-1000', None, 'incremental']
]},
'timeouts': {
'options': [
None, 'PowerDNS Recursor Questions Time', 'count', 'performance', 'powerdns_recursor.timeouts', 'line'],
'lines': [
['outgoing-timeouts', None, 'incremental'],
['outgoing4-timeouts', None, 'incremental'],
['outgoing6-timeouts', None, 'incremental']
]},
'drops': {
'options': [None, 'PowerDNS Recursor Drops', 'count', 'performance', 'powerdns_recursor.drops', 'line'],
'lines': [
['over-capacity-drops', None, 'incremental']
]},
'cache_usage': {
'options': [None, 'PowerDNS Recursor Cache Usage', 'count', 'cache', 'powerdns_recursor.cache_usage', 'line'],
'lines': [
['cache-hits', None, 'incremental'],
['cache-misses', None, 'incremental'],
['packetcache-hits', 'packet-cache-hit', 'incremental'],
['packetcache-misses', 'packet-cache-miss', 'incremental']
]},
'cache_size': {
'options': [None, 'PowerDNS Recursor Cache Size', 'count', 'cache', 'powerdns_recursor.cache_size', 'line'],
'lines': [
['cache-entries', None, 'absolute'],
['packetcache-entries', None, 'absolute'],
['negcache-entries', None, 'absolute']
]}
}
class Service(UrlService):
def __init__(self, configuration=None, name=None):
UrlService.__init__(self, configuration=configuration, name=name)
self.order = ORDER
self.definitions = CHARTS
def check(self):
self._manager = self._build_manager()
if not self._manager:
return None
d = self._get_data()
if not d:
return False
if is_recursor(d):
self.order = RECURSOR_ORDER
self.definitions = RECURSOR_CHARTS
self.module_name = 'powerdns_recursor'
return True
def _get_data(self):
data = self._get_raw_data()
if not data:
return None
return dict((d['name'], d['value']) for d in loads(data))
def is_recursor(d):
return 'over-capacity-drops' in d and 'tcp-questions' in d