diff options
Diffstat (limited to 'collectors/python.d.plugin/haproxy')
| -rw-r--r-- | collectors/python.d.plugin/haproxy/Makefile.inc | 13 | ||||
| -rw-r--r-- | collectors/python.d.plugin/haproxy/README.md | 51 | ||||
| -rw-r--r-- | collectors/python.d.plugin/haproxy/haproxy.chart.py | 363 | ||||
| -rw-r--r-- | collectors/python.d.plugin/haproxy/haproxy.conf | 83 |
4 files changed, 510 insertions, 0 deletions
diff --git a/collectors/python.d.plugin/haproxy/Makefile.inc b/collectors/python.d.plugin/haproxy/Makefile.inc new file mode 100644 index 0000000..ad24dea --- /dev/null +++ b/collectors/python.d.plugin/haproxy/Makefile.inc @@ -0,0 +1,13 @@ +# SPDX-License-Identifier: GPL-3.0-or-later + +# THIS IS NOT A COMPLETE Makefile +# IT IS INCLUDED BY ITS PARENT'S Makefile.am +# IT IS REQUIRED TO REFERENCE ALL FILES RELATIVE TO THE PARENT + +# install these files +dist_python_DATA += haproxy/haproxy.chart.py +dist_pythonconfig_DATA += haproxy/haproxy.conf + +# do not install these files, but include them in the distribution +dist_noinst_DATA += haproxy/README.md haproxy/Makefile.inc + diff --git a/collectors/python.d.plugin/haproxy/README.md b/collectors/python.d.plugin/haproxy/README.md new file mode 100644 index 0000000..4bd80a2 --- /dev/null +++ b/collectors/python.d.plugin/haproxy/README.md @@ -0,0 +1,51 @@ +# haproxy + +Module monitors frontend and backend metrics such as bytes in, bytes out, sessions current, sessions in queue current. +And health metrics such as backend servers status (server check should be used). + +Plugin can obtain data from url **OR** unix socket. + +**Requirement:** +Socket MUST be readable AND writable by netdata user. + +It produces: + +1. **Frontend** family charts + * Kilobytes in/s + * Kilobytes out/s + * Sessions current + * Sessions in queue current + +2. **Backend** family charts + * Kilobytes in/s + * Kilobytes out/s + * Sessions current + * Sessions in queue current + +3. **Health** chart + * number of failed servers for every backend (in DOWN state) + + +### configuration + +Sample: + +```yaml +via_url: + user : 'username' # ONLY IF stats auth is used + pass : 'password' # # ONLY IF stats auth is used + url : 'http://ip.address:port/url;csv;norefresh' +``` + +OR + +```yaml +via_socket: + socket : 'path/to/haproxy/sock' +``` + +If no configuration is given, module will fail to run. + +--- + +[]() diff --git a/collectors/python.d.plugin/haproxy/haproxy.chart.py b/collectors/python.d.plugin/haproxy/haproxy.chart.py new file mode 100644 index 0000000..d97d28d --- /dev/null +++ b/collectors/python.d.plugin/haproxy/haproxy.chart.py @@ -0,0 +1,363 @@ +# -*- coding: utf-8 -*- +# Description: haproxy netdata python.d module +# Author: l2isbad, ktarasz +# SPDX-License-Identifier: GPL-3.0-or-later + +from collections import defaultdict +from re import compile as re_compile + +try: + from urlparse import urlparse +except ImportError: + from urllib.parse import urlparse + +from bases.FrameworkServices.SocketService import SocketService +from bases.FrameworkServices.UrlService import UrlService + +# charts order (can be overridden if you want less charts, or different order) +ORDER = [ + 'fbin', + 'fbout', + 'fscur', + 'fqcur', + 'fhrsp_1xx', + 'fhrsp_2xx', + 'fhrsp_3xx', + 'fhrsp_4xx', + 'fhrsp_5xx', + 'fhrsp_other', + 'fhrsp_total', + 'bbin', + 'bbout', + 'bscur', + 'bqcur', + 'bhrsp_1xx', + 'bhrsp_2xx', + 'bhrsp_3xx', + 'bhrsp_4xx', + 'bhrsp_5xx', + 'bhrsp_other', + 'bhrsp_total', + 'bqtime', + 'bttime', + 'brtime', + 'bctime', + 'health_sup', + 'health_sdown', + 'health_bdown', + 'health_idle' +] + +CHARTS = { + 'fbin': { + 'options': [None, 'Kilobytes In', 'KiB/s', 'frontend', 'haproxy_f.bin', 'line'], + 'lines': [] + }, + 'fbout': { + 'options': [None, 'Kilobytes Out', 'KiB/s', 'frontend', 'haproxy_f.bout', 'line'], + 'lines': [] + }, + 'fscur': { + 'options': [None, 'Sessions Active', 'sessions', 'frontend', 'haproxy_f.scur', 'line'], + 'lines': [] + }, + 'fqcur': { + 'options': [None, 'Session In Queue', 'sessions', 'frontend', 'haproxy_f.qcur', 'line'], + 'lines': [] + }, + 'fhrsp_1xx': { + 'options': [None, 'HTTP responses with 1xx code', 'responses/s', 'frontend', 'haproxy_f.hrsp_1xx', 'line'], + 'lines': [] + }, + 'fhrsp_2xx': { + 'options': [None, 'HTTP responses with 2xx code', 'responses/s', 'frontend', 'haproxy_f.hrsp_2xx', 'line'], + 'lines': [] + }, + 'fhrsp_3xx': { + 'options': [None, 'HTTP responses with 3xx code', 'responses/s', 'frontend', 'haproxy_f.hrsp_3xx', 'line'], + 'lines': [] + }, + 'fhrsp_4xx': { + 'options': [None, 'HTTP responses with 4xx code', 'responses/s', 'frontend', 'haproxy_f.hrsp_4xx', 'line'], + 'lines': [] + }, + 'fhrsp_5xx': { + 'options': [None, 'HTTP responses with 5xx code', 'responses/s', 'frontend', 'haproxy_f.hrsp_5xx', 'line'], + 'lines': [] + }, + 'fhrsp_other': { + 'options': [None, 'HTTP responses with other codes (protocol error)', 'responses/s', 'frontend', + 'haproxy_f.hrsp_other', 'line'], + 'lines': [] + }, + 'fhrsp_total': { + 'options': [None, 'HTTP responses', 'responses', 'frontend', 'haproxy_f.hrsp_total', 'line'], + 'lines': [] + }, + 'bbin': { + 'options': [None, 'Kilobytes In', 'KiB/s', 'backend', 'haproxy_b.bin', 'line'], + 'lines': [] + }, + 'bbout': { + 'options': [None, 'Kilobytes Out', 'KiB/s', 'backend', 'haproxy_b.bout', 'line'], + 'lines': [] + }, + 'bscur': { + 'options': [None, 'Sessions Active', 'sessions', 'backend', 'haproxy_b.scur', 'line'], + 'lines': [] + }, + 'bqcur': { + 'options': [None, 'Sessions In Queue', 'sessions', 'backend', 'haproxy_b.qcur', 'line'], + 'lines': [] + }, + 'bhrsp_1xx': { + 'options': [None, 'HTTP responses with 1xx code', 'responses/s', 'backend', 'haproxy_b.hrsp_1xx', 'line'], + 'lines': [] + }, + 'bhrsp_2xx': { + 'options': [None, 'HTTP responses with 2xx code', 'responses/s', 'backend', 'haproxy_b.hrsp_2xx', 'line'], + 'lines': [] + }, + 'bhrsp_3xx': { + 'options': [None, 'HTTP responses with 3xx code', 'responses/s', 'backend', 'haproxy_b.hrsp_3xx', 'line'], + 'lines': [] + }, + 'bhrsp_4xx': { + 'options': [None, 'HTTP responses with 4xx code', 'responses/s', 'backend', 'haproxy_b.hrsp_4xx', 'line'], + 'lines': [] + }, + 'bhrsp_5xx': { + 'options': [None, 'HTTP responses with 5xx code', 'responses/s', 'backend', 'haproxy_b.hrsp_5xx', 'line'], + 'lines': [] + }, + 'bhrsp_other': { + 'options': [None, 'HTTP responses with other codes (protocol error)', 'responses/s', 'backend', + 'haproxy_b.hrsp_other', 'line'], + 'lines': [] + }, + 'bhrsp_total': { + 'options': [None, 'HTTP responses (total)', 'responses/s', 'backend', 'haproxy_b.hrsp_total', 'line'], + 'lines': [] + }, + 'bqtime': { + 'options': [None, 'The average queue time over the 1024 last requests', 'milliseconds', 'backend', + 'haproxy_b.qtime', 'line'], + 'lines': [] + }, + 'bctime': { + 'options': [None, 'The average connect time over the 1024 last requests', 'milliseconds', 'backend', + 'haproxy_b.ctime', 'line'], + 'lines': [] + }, + 'brtime': { + 'options': [None, 'The average response time over the 1024 last requests', 'milliseconds', 'backend', + 'haproxy_b.rtime', 'line'], + 'lines': [] + }, + 'bttime': { + 'options': [None, 'The average total session time over the 1024 last requests', 'milliseconds', 'backend', + 'haproxy_b.ttime', 'line'], + 'lines': [] + }, + 'health_sdown': { + 'options': [None, 'Backend Servers In DOWN State', 'failed servers', 'health', 'haproxy_hs.down', 'line'], + 'lines': [] + }, + 'health_sup': { + 'options': [None, 'Backend Servers In UP State', 'health servers', 'health', 'haproxy_hs.up', 'line'], + 'lines': [] + }, + 'health_bdown': { + 'options': [None, 'Is Backend Failed?', 'boolean', 'health', 'haproxy_hb.down', 'line'], + 'lines': [] + }, + 'health_idle': { + 'options': [None, 'The Ratio Of Polling Time Vs Total Time', 'percentage', 'health', 'haproxy.idle', 'line'], + 'lines': [ + ['idle', None, 'absolute'] + ] + } +} + + +METRICS = { + 'bin': {'algorithm': 'incremental', 'divisor': 1024}, + 'bout': {'algorithm': 'incremental', 'divisor': 1024}, + 'scur': {'algorithm': 'absolute', 'divisor': 1}, + 'qcur': {'algorithm': 'absolute', 'divisor': 1}, + 'hrsp_1xx': {'algorithm': 'incremental', 'divisor': 1}, + 'hrsp_2xx': {'algorithm': 'incremental', 'divisor': 1}, + 'hrsp_3xx': {'algorithm': 'incremental', 'divisor': 1}, + 'hrsp_4xx': {'algorithm': 'incremental', 'divisor': 1}, + 'hrsp_5xx': {'algorithm': 'incremental', 'divisor': 1}, + 'hrsp_other': {'algorithm': 'incremental', 'divisor': 1} +} + + +BACKEND_METRICS = { + 'qtime': {'algorithm': 'absolute', 'divisor': 1}, + 'ctime': {'algorithm': 'absolute', 'divisor': 1}, + 'rtime': {'algorithm': 'absolute', 'divisor': 1}, + 'ttime': {'algorithm': 'absolute', 'divisor': 1} +} + + +REGEX = dict(url=re_compile(r'idle = (?P<idle>[0-9]+)'), + socket=re_compile(r'Idle_pct: (?P<idle>[0-9]+)')) + + +# TODO: the code is unreadable +class Service(UrlService, SocketService): + def __init__(self, configuration=None, name=None): + if 'socket' in configuration: + SocketService.__init__(self, configuration=configuration, name=name) + self.poll = SocketService + self.options_ = dict(regex=REGEX['socket'], + stat='show stat\n'.encode(), + info='show info\n'.encode()) + else: + UrlService.__init__(self, configuration=configuration, name=name) + self.poll = UrlService + self.options_ = dict(regex=REGEX['url'], + stat=self.url, + info=url_remove_params(self.url)) + self.order = ORDER + self.definitions = CHARTS + + def check(self): + if self.poll.check(self): + self.create_charts() + self.info('We are using %s.' % self.poll.__name__) + return True + return False + + def _get_data(self): + to_netdata = dict() + self.request, self.url = self.options_['stat'], self.options_['stat'] + stat_data = self._get_stat_data() + self.request, self.url = self.options_['info'], self.options_['info'] + info_data = self._get_info_data(regex=self.options_['regex']) + + to_netdata.update(stat_data) + to_netdata.update(info_data) + return to_netdata or None + + def _get_stat_data(self): + """ + :return: dict + """ + raw_data = self.poll._get_raw_data(self) + + if not raw_data: + return dict() + + raw_data = raw_data.splitlines() + self.data = parse_data_([dict(zip(raw_data[0].split(','), raw_data[_].split(','))) + for _ in range(1, len(raw_data))]) + if not self.data: + return dict() + + stat_data = dict() + + for frontend in self.data['frontend']: + for metric in METRICS: + idx = frontend['# pxname'].replace('.', '_') + stat_data['_'.join(['frontend', metric, idx])] = frontend.get(metric) or 0 + + for backend in self.data['backend']: + name, idx = backend['# pxname'], backend['# pxname'].replace('.', '_') + stat_data['hsup_' + idx] = len([server for server in self.data['servers'] + if server_status(server, name, 'UP')]) + stat_data['hsdown_' + idx] = len([server for server in self.data['servers'] + if server_status(server, name, 'DOWN')]) + stat_data['hbdown_' + idx] = 1 if backend.get('status') == 'DOWN' else 0 + for metric in BACKEND_METRICS: + stat_data['_'.join(['backend', metric, idx])] = backend.get(metric) or 0 + hrsp_total = 0 + for metric in METRICS: + stat_data['_'.join(['backend', metric, idx])] = backend.get(metric) or 0 + if metric.startswith('hrsp_'): + hrsp_total += int(backend.get(metric) or 0) + stat_data['_'.join(['backend', 'hrsp_total', idx])] = hrsp_total + return stat_data + + def _get_info_data(self, regex): + """ + :return: dict + """ + raw_data = self.poll._get_raw_data(self) + if not raw_data: + return dict() + + match = regex.search(raw_data) + return match.groupdict() if match else dict() + + @staticmethod + def _check_raw_data(data): + """ + Check if all data has been gathered from socket + :param data: str + :return: boolean + """ + return not bool(data) + + def create_charts(self): + for front in self.data['frontend']: + name, idx = front['# pxname'], front['# pxname'].replace('.', '_') + for metric in METRICS: + self.definitions['f' + metric]['lines'].append(['_'.join(['frontend', metric, idx]), + name, METRICS[metric]['algorithm'], 1, + METRICS[metric]['divisor']]) + self.definitions['fhrsp_total']['lines'].append(['_'.join(['frontend', 'hrsp_total', idx]), + name, 'incremental', 1, 1]) + for back in self.data['backend']: + name, idx = back['# pxname'], back['# pxname'].replace('.', '_') + for metric in METRICS: + self.definitions['b' + metric]['lines'].append(['_'.join(['backend', metric, idx]), + name, METRICS[metric]['algorithm'], 1, + METRICS[metric]['divisor']]) + self.definitions['bhrsp_total']['lines'].append(['_'.join(['backend', 'hrsp_total', idx]), + name, 'incremental', 1, 1]) + for metric in BACKEND_METRICS: + self.definitions['b' + metric]['lines'].append(['_'.join(['backend', metric, idx]), + name, BACKEND_METRICS[metric]['algorithm'], 1, + BACKEND_METRICS[metric]['divisor']]) + self.definitions['health_sup']['lines'].append(['hsup_' + idx, name, 'absolute']) + self.definitions['health_sdown']['lines'].append(['hsdown_' + idx, name, 'absolute']) + self.definitions['health_bdown']['lines'].append(['hbdown_' + idx, name, 'absolute']) + + +def parse_data_(data): + def is_backend(backend): + return backend.get('svname') == 'BACKEND' and backend.get('# pxname') != 'stats' + + def is_frontend(frontend): + return frontend.get('svname') == 'FRONTEND' and frontend.get('# pxname') != 'stats' + + def is_server(server): + return not server.get('svname', '').startswith(('FRONTEND', 'BACKEND')) + + if not data: + return None + + result = defaultdict(list) + for elem in data: + if is_backend(elem): + result['backend'].append(elem) + continue + elif is_frontend(elem): + result['frontend'].append(elem) + continue + elif is_server(elem): + result['servers'].append(elem) + + return result or None + + +def server_status(server, backend_name, status='DOWN'): + return server.get('# pxname') == backend_name and server.get('status') == status + + +def url_remove_params(url): + parsed = urlparse(url or str()) + return '{scheme}://{netloc}{path}'.format(scheme=parsed.scheme, netloc=parsed.netloc, path=parsed.path) diff --git a/collectors/python.d.plugin/haproxy/haproxy.conf b/collectors/python.d.plugin/haproxy/haproxy.conf new file mode 100644 index 0000000..10a0df3 --- /dev/null +++ b/collectors/python.d.plugin/haproxy/haproxy.conf @@ -0,0 +1,83 @@ +# netdata python.d.plugin configuration for haproxy +# +# This file is in YaML format. Generally the format is: +# +# name: value +# +# There are 2 sections: +# - global variables +# - one or more JOBS +# +# JOBS allow you to collect values from multiple sources. +# Each source will have its own set of charts. +# +# JOB parameters have to be indented (using spaces only, example below). + +# ---------------------------------------------------------------------- +# Global Variables +# These variables set the defaults for all JOBs, however each JOB +# may define its own, overriding the defaults. + +# update_every sets the default data collection frequency. +# If unset, the python.d.plugin default is used. +# update_every: 1 + +# priority controls the order of charts at the netdata dashboard. +# Lower numbers move the charts towards the top of the page. +# If unset, the default for python.d.plugin is used. +# priority: 60000 + +# penalty indicates whether to apply penalty to update_every in case of failures. +# Penalty will increase every 5 failed updates in a row. Maximum penalty is 10 minutes. +# penalty: yes + +# autodetection_retry sets the job re-check interval in seconds. +# The job is not deleted if check fails. +# Attempts to start the job are made once every autodetection_retry. +# This feature is disabled by default. +# autodetection_retry: 0 + +# ---------------------------------------------------------------------- +# JOBS (data collection sources) +# +# The default JOBS share the same *name*. JOBS with the same name +# are mutually exclusive. Only one of them will be allowed running at +# any time. This allows autodetection to try several alternatives and +# pick the one that works. +# +# Any number of jobs is supported. +# +# All python.d.plugin JOBS (for all its modules) support a set of +# predefined parameters. These are: +# +# job_name: +# name: myname # the JOB's name as it will appear at the +# # dashboard (by default is the job_name) +# # JOBs sharing a name are mutually exclusive +# update_every: 1 # the JOB's data collection frequency +# priority: 60000 # the JOB's order on the dashboard +# penalty: yes # the JOB's penalty +# autodetection_retry: 0 # the JOB's re-check interval in seconds +# +# Additionally to the above, haproxy also supports the following: +# +# IMPORTANT: socket MUST BE readable AND writable by netdata user +# +# socket: 'path/to/haproxy/sock' +# +# OR +# url: 'http://<ip.address>:<port>/<url>;csv;norefresh' +# [user: USERNAME] only if stats auth is used +# [pass: PASSWORD] only if stats auth is used + +# ---------------------------------------------------------------------- +# AUTO-DETECTION JOBS +# only one of them will run (they have the same name) + +#via_url: +# user : 'admin' +# pass : 'password' +# url : 'http://127.0.0.1:7000/haproxy_stats;csv;norefresh' + +#via_socket: +# socket: '/var/run/haproxy/admin.sock' |