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Diffstat (limited to 'python.d/nginx_plus.chart.py')
| -rw-r--r-- | python.d/nginx_plus.chart.py | 491 |
1 files changed, 0 insertions, 491 deletions
diff --git a/python.d/nginx_plus.chart.py b/python.d/nginx_plus.chart.py deleted file mode 100644 index 509ddd380..000000000 --- a/python.d/nginx_plus.chart.py +++ /dev/null @@ -1,491 +0,0 @@ -# -*- coding: utf-8 -*- -# Description: nginx_plus netdata python.d module -# Author: Ilya Mashchenko (l2isbad) - -import re - -from collections import defaultdict -from copy import deepcopy -from json import loads - -try: - from collections import OrderedDict -except ImportError: - from third_party.ordereddict import OrderedDict - -from bases.FrameworkServices.UrlService import UrlService - -# default module values (can be overridden per job in `config`) -update_every = 1 -priority = 60000 -retries = 60 - -# charts order (can be overridden if you want less charts, or different order) -ORDER = ['requests_total', 'requests_current', - 'connections_statistics', 'connections_workers', - 'ssl_handshakes', 'ssl_session_reuses', 'ssl_memory_usage', - 'processes'] - -CHARTS = { - 'requests_total': { - 'options': [None, 'Requests Total', 'requests/s', - 'requests', 'nginx_plus.requests_total', 'line'], - 'lines': [ - ['requests_total', 'total', 'incremental'] - ]}, - 'requests_current': { - 'options': [None, 'Requests Current', 'requests', - 'requests', 'nginx_plus.requests_current', 'line'], - 'lines': [ - ['requests_current', 'current'] - ]}, - 'connections_statistics': { - 'options': [None, 'Connections Statistics', 'connections/s', - 'connections', 'nginx_plus.connections_statistics', 'stacked'], - 'lines': [ - ['connections_accepted', 'accepted', 'incremental'], - ['connections_dropped', 'dropped', 'incremental'] - ]}, - 'connections_workers': { - 'options': [None, 'Workers Statistics', 'workers', - 'connections', 'nginx_plus.connections_workers', 'stacked'], - 'lines': [ - ['connections_idle', 'idle'], - ['connections_active', 'active'] - ]}, - 'ssl_handshakes': { - 'options': [None, 'SSL Handshakes', 'handshakes/s', - 'ssl', 'nginx_plus.ssl_handshakes', 'stacked'], - 'lines': [ - ['ssl_handshakes', 'successful', 'incremental'], - ['ssl_handshakes_failed', 'failed', 'incremental'] - ]}, - 'ssl_session_reuses': { - 'options': [None, 'Session Reuses', 'sessions/s', - 'ssl', 'nginx_plus.ssl_session_reuses', 'line'], - 'lines': [ - ['ssl_session_reuses', 'reused', 'incremental'] - ]}, - 'ssl_memory_usage': { - 'options': [None, 'Memory Usage', '%', - 'ssl', 'nginx_plus.ssl_memory_usage', 'area'], - 'lines': [ - ['ssl_memory_usage', 'usage', 'absolute', 1, 100] - ]}, - 'processes': { - 'options': [None, 'Processes', 'processes', - 'processes', 'nginx_plus.processes', 'line'], - 'lines': [ - ['processes_respawned', 'respawned'] - ]} -} - - -def cache_charts(cache): - family = 'cache {0}'.format(cache.real_name) - charts = OrderedDict() - - charts['{0}_traffic'.format(cache.name)] = { - 'options': [None, 'Traffic', 'KB', family, - 'nginx_plus.cache_traffic', 'stacked'], - 'lines': [ - ['_'.join([cache.name, 'hit_bytes']), 'served', 'absolute', 1, 1024], - ['_'.join([cache.name, 'miss_bytes_written']), 'written', 'absolute', 1, 1024], - ['_'.join([cache.name, 'miss_bytes']), 'bypass', 'absolute', 1, 1024] - ] - } - charts['{0}_memory_usage'.format(cache.name)] = { - 'options': [None, 'Memory Usage', '%', family, - 'nginx_plus.cache_memory_usage', 'area'], - 'lines': [ - ['_'.join([cache.name, 'memory_usage']), 'usage', 'absolute', 1, 100], - ] - } - return charts - - -def web_zone_charts(wz): - charts = OrderedDict() - family = 'web zone {name}'.format(name=wz.real_name) - - # Processing - charts['zone_{name}_processing'.format(name=wz.name)] = { - 'options': [None, 'Zone "{name}" Processing'.format(name=wz.name), 'requests', family, - 'nginx_plus.web_zone_processing', 'line'], - 'lines': [ - ['_'.join([wz.name, 'processing']), 'processing'] - ] - } - # Requests - charts['zone_{name}_requests'.format(name=wz.name)] = { - 'options': [None, 'Zone "{name}" Requests'.format(name=wz.name), 'requests/s', family, - 'nginx_plus.web_zone_requests', 'line'], - 'lines': [ - ['_'.join([wz.name, 'requests']), 'requests', 'incremental'] - ] - } - # Response Codes - charts['zone_{name}_responses'.format(name=wz.name)] = { - 'options': [None, 'Zone "{name}" Responses'.format(name=wz.name), 'requests/s', family, - 'nginx_plus.web_zone_responses', 'stacked'], - 'lines': [ - ['_'.join([wz.name, 'responses_2xx']), '2xx', 'incremental'], - ['_'.join([wz.name, 'responses_5xx']), '5xx', 'incremental'], - ['_'.join([wz.name, 'responses_3xx']), '3xx', 'incremental'], - ['_'.join([wz.name, 'responses_4xx']), '4xx', 'incremental'], - ['_'.join([wz.name, 'responses_1xx']), '1xx', 'incremental'] - ] - } - # Traffic - charts['zone_{name}_net'.format(name=wz.name)] = { - 'options': [None, 'Zone "{name}" Traffic'.format(name=wz.name), 'kilobits/s', family, - 'nginx_plus.zone_net', 'area'], - 'lines': [ - ['_'.join([wz.name, 'received']), 'received', 'incremental', 1, 1000], - ['_'.join([wz.name, 'sent']), 'sent', 'incremental', -1, 1000] - ] - } - return charts - - -def web_upstream_charts(wu): - def dimensions(value, a='absolute', m=1, d=1): - dims = list() - for p in wu: - dims.append(['_'.join([wu.name, p.server, value]), p.real_server, a, m, d]) - return dims - - charts = OrderedDict() - family = 'web upstream {name}'.format(name=wu.real_name) - - # Requests - charts['web_upstream_{name}_requests'.format(name=wu.name)] = { - 'options': [None, 'Peers Requests', 'requests/s', family, - 'nginx_plus.web_upstream_requests', 'line'], - 'lines': dimensions('requests', 'incremental') - } - # Responses Codes - charts['web_upstream_{name}_all_responses'.format(name=wu.name)] = { - 'options': [None, 'All Peers Responses', 'responses/s', family, - 'nginx_plus.web_upstream_all_responses', 'stacked'], - 'lines': [ - ['_'.join([wu.name, 'responses_2xx']), '2xx', 'incremental'], - ['_'.join([wu.name, 'responses_5xx']), '5xx', 'incremental'], - ['_'.join([wu.name, 'responses_3xx']), '3xx', 'incremental'], - ['_'.join([wu.name, 'responses_4xx']), '4xx', 'incremental'], - ['_'.join([wu.name, 'responses_1xx']), '1xx', 'incremental'], - ] - } - for peer in wu: - charts['web_upstream_{0}_{1}_responses'.format(wu.name, peer.id)] = { - 'options': [None, 'Peer "{0}" Responses'.format(peer.real_server), 'responses/s', family, - 'nginx_plus.web_upstream_peer_responses', 'stacked'], - 'lines': [ - ['_'.join([wu.name, peer.server, 'responses_2xx']), '2xx', 'incremental'], - ['_'.join([wu.name, peer.server, 'responses_5xx']), '5xx', 'incremental'], - ['_'.join([wu.name, peer.server, 'responses_3xx']), '3xx', 'incremental'], - ['_'.join([wu.name, peer.server, 'responses_4xx']), '4xx', 'incremental'], - ['_'.join([wu.name, peer.server, 'responses_1xx']), '1xx', 'incremental'] - ] - } - # Connections - charts['web_upstream_{name}_connections'.format(name=wu.name)] = { - 'options': [None, 'Peers Connections', 'active', family, - 'nginx_plus.web_upstream_connections', 'line'], - 'lines': dimensions('active') - } - charts['web_upstream_{name}_connections_usage'.format(name=wu.name)] = { - 'options': [None, 'Peers Connections Usage', '%', family, - 'nginx_plus.web_upstream_connections_usage', 'line'], - 'lines': dimensions('connections_usage', d=100) - } - # Traffic - charts['web_upstream_{0}_all_net'.format(wu.name)] = { - 'options': [None, 'All Peers Traffic', 'kilobits/s', family, - 'nginx_plus.web_upstream_all_net', 'area'], - 'lines': [ - ['{0}_received'.format(wu.name), 'received', 'incremental', 1, 1000], - ['{0}_sent'.format(wu.name), 'sent', 'incremental', -1, 1000] - ] - } - for peer in wu: - charts['web_upstream_{0}_{1}_net'.format(wu.name, peer.id)] = { - 'options': [None, 'Peer "{0}" Traffic'.format(peer.real_server), 'kilobits/s', family, - 'nginx_plus.web_upstream_peer_traffic', 'area'], - 'lines': [ - ['{0}_{1}_received'.format(wu.name, peer.server), 'received', 'incremental', 1, 1000], - ['{0}_{1}_sent'.format(wu.name, peer.server), 'sent', 'incremental', -1, 1000] - ] - } - # Response Time - for peer in wu: - charts['web_upstream_{0}_{1}_timings'.format(wu.name, peer.id)] = { - 'options': [None, 'Peer "{0}" Timings'.format(peer.real_server), 'ms', family, - 'nginx_plus.web_upstream_peer_timings', 'line'], - 'lines': [ - ['_'.join([wu.name, peer.server, 'header_time']), 'header'], - ['_'.join([wu.name, peer.server, 'response_time']), 'response'] - ] - } - # Memory Usage - charts['web_upstream_{name}_memory_usage'.format(name=wu.name)] = { - 'options': [None, 'Memory Usage', '%', family, - 'nginx_plus.web_upstream_memory_usage', 'area'], - 'lines': [ - ['_'.join([wu.name, 'memory_usage']), 'usage', 'absolute', 1, 100] - ] - } - # State - charts['web_upstream_{name}_status'.format(name=wu.name)] = { - 'options': [None, 'Peers Status', 'state', family, - 'nginx_plus.web_upstream_status', 'line'], - 'lines': dimensions('state') - } - # Downtime - charts['web_upstream_{name}_downtime'.format(name=wu.name)] = { - 'options': [None, 'Peers Downtime', 'seconds', family, - 'nginx_plus.web_upstream_peer_downtime', 'line'], - 'lines': dimensions('downtime', d=1000) - } - - return charts - - -METRICS = dict( - SERVER=[ - 'processes.respawned', - 'connections.accepted', - 'connections.dropped', - 'connections.active', - 'connections.idle', - 'ssl.handshakes', - 'ssl.handshakes_failed', - 'ssl.session_reuses', - 'requests.total', - 'requests.current', - 'slabs.SSL.pages.free', - 'slabs.SSL.pages.used' - ], - WEB_ZONE=[ - 'processing', - 'requests', - 'responses.1xx', - 'responses.2xx', - 'responses.3xx', - 'responses.4xx', - 'responses.5xx', - 'discarded', - 'received', - 'sent' - ], - WEB_UPSTREAM_PEER=[ - 'id', - 'server', - 'name', - 'state', - 'active', - 'max_conns', - 'requests', - 'header_time', # alive only - 'response_time', # alive only - 'responses.1xx', - 'responses.2xx', - 'responses.3xx', - 'responses.4xx', - 'responses.5xx', - 'sent', - 'received', - 'downtime' - ], - WEB_UPSTREAM_SUMMARY=[ - 'responses.1xx', - 'responses.2xx', - 'responses.3xx', - 'responses.4xx', - 'responses.5xx', - 'sent', - 'received' - ], - CACHE=[ - 'hit.bytes', # served - 'miss.bytes_written', # written - 'miss.bytes' # bypass - - ] -) - -BAD_SYMBOLS = re.compile(r'[:/.-]+') - - -class Cache: - key = 'caches' - charts = cache_charts - - def __init__(self, **kw): - self.real_name = kw['name'] - self.name = BAD_SYMBOLS.sub('_', self.real_name) - - def memory_usage(self, data): - used = data['slabs'][self.real_name]['pages']['used'] - free = data['slabs'][self.real_name]['pages']['free'] - return used / float(free + used) * 1e4 - - def get_data(self, raw_data): - zone_data = raw_data['caches'][self.real_name] - data = parse_json(zone_data, METRICS['CACHE']) - data['memory_usage'] = self.memory_usage(raw_data) - return dict(('_'.join([self.name, k]), v) for k, v in data.items()) - - -class WebZone: - key = 'server_zones' - charts = web_zone_charts - - def __init__(self, **kw): - self.real_name = kw['name'] - self.name = BAD_SYMBOLS.sub('_', self.real_name) - - def get_data(self, raw_data): - zone_data = raw_data['server_zones'][self.real_name] - data = parse_json(zone_data, METRICS['WEB_ZONE']) - return dict(('_'.join([self.name, k]), v) for k, v in data.items()) - - -class WebUpstream: - key = 'upstreams' - charts = web_upstream_charts - - def __init__(self, **kw): - self.real_name = kw['name'] - self.name = BAD_SYMBOLS.sub('_', self.real_name) - self.peers = OrderedDict() - - peers = kw['response']['upstreams'][self.real_name]['peers'] - for peer in peers: - self.add_peer(peer['id'], peer['server']) - - def __iter__(self): - return iter(self.peers.values()) - - def add_peer(self, idx, server): - peer = WebUpstreamPeer(idx, server) - self.peers[peer.real_server] = peer - return peer - - def peers_stats(self, peers): - data = dict() - for peer in self.peers.values(): - if not peer.active: - continue - try: - data.update(peer.get_data(peers[peer.id])) - except KeyError: - peer.active = False - return data - - def memory_usage(self, data): - used = data['slabs'][self.real_name]['pages']['used'] - free = data['slabs'][self.real_name]['pages']['free'] - return used / float(free + used) * 1e4 - - def summary_stats(self, data): - rv = defaultdict(int) - for metric in METRICS['WEB_UPSTREAM_SUMMARY']: - for peer in self.peers.values(): - if peer.active: - metric = '_'.join(metric.split('.')) - rv[metric] += data['_'.join([peer.server, metric])] - return rv - - def get_data(self, raw_data): - data = dict() - peers = raw_data['upstreams'][self.real_name]['peers'] - data.update(self.peers_stats(peers)) - data.update(self.summary_stats(data)) - data['memory_usage'] = self.memory_usage(raw_data) - return dict(('_'.join([self.name, k]), v) for k, v in data.items()) - - -class WebUpstreamPeer: - def __init__(self, idx, server): - self.id = idx - self.real_server = server - self.server = BAD_SYMBOLS.sub('_', self.real_server) - self.active = True - - def get_data(self, raw): - data = dict(header_time=0, response_time=0, max_conns=0) - data.update(parse_json(raw, METRICS['WEB_UPSTREAM_PEER'])) - data['connections_usage'] = 0 if not data['max_conns'] else data['active'] / float(data['max_conns']) * 1e4 - data['state'] = int(data['state'] == 'up') - return dict(('_'.join([self.server, k]), v) for k, v in data.items()) - - -class Service(UrlService): - def __init__(self, configuration=None, name=None): - UrlService.__init__(self, configuration=configuration, name=name) - self.order = list(ORDER) - self.definitions = deepcopy(CHARTS) - self.objects = dict() - - def check(self): - if not self.url: - self.error('URL is not defined') - return None - - self._manager = self._build_manager() - if not self._manager: - return None - - raw_data = self._get_raw_data() - if not raw_data: - return None - - try: - response = loads(raw_data) - except ValueError: - return None - - for obj_cls in [WebZone, WebUpstream, Cache]: - for obj_name in response.get(obj_cls.key, list()): - obj = obj_cls(name=obj_name, response=response) - self.objects[obj.real_name] = obj - charts = obj_cls.charts(obj) - for chart in charts: - self.order.append(chart) - self.definitions[chart] = charts[chart] - - return bool(self.objects) - - def _get_data(self): - """ - Format data received from http request - :return: dict - """ - raw_data = self._get_raw_data() - if not raw_data: - return None - response = loads(raw_data) - - data = parse_json(response, METRICS['SERVER']) - data['ssl_memory_usage'] = data['slabs_SSL_pages_used'] / float(data['slabs_SSL_pages_free']) * 1e4 - - for obj in self.objects.values(): - if obj.real_name in response[obj.key]: - data.update(obj.get_data(response)) - - return data - - -def parse_json(raw_data, metrics): - data = dict() - for metric in metrics: - value = raw_data - metrics_list = metric.split('.') - try: - for m in metrics_list: - value = value[m] - except KeyError: - continue - data['_'.join(metrics_list)] = value - return data |