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Diffstat (limited to 'collectors/python.d.plugin/phpfpm/phpfpm.chart.py')
| -rw-r--r-- | collectors/python.d.plugin/phpfpm/phpfpm.chart.py | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/collectors/python.d.plugin/phpfpm/phpfpm.chart.py b/collectors/python.d.plugin/phpfpm/phpfpm.chart.py new file mode 100644 index 000000000..a3f0963fc --- /dev/null +++ b/collectors/python.d.plugin/phpfpm/phpfpm.chart.py @@ -0,0 +1,177 @@ +# -*- coding: utf-8 -*- +# Description: PHP-FPM netdata python.d module +# Author: Pawel Krupa (paulfantom) +# Author: Ilya Mashchenko (l2isbad) +# SPDX-License-Identifier: GPL-3.0-or-later + +import json +import re + +from bases.FrameworkServices.UrlService import UrlService + +# default module values (can be overridden per job in `config`) +# update_every = 2 +priority = 60000 +retries = 60 + +# default job configuration (overridden by python.d.plugin) +# config = {'local': { +# 'update_every': update_every, +# 'retries': retries, +# 'priority': priority, +# 'url': 'http://localhost/status?full&json' +# }} + +# charts order (can be overridden if you want less charts, or different order) + +POOL_INFO = [ + ('active processes', 'active'), + ('max active processes', 'maxActive'), + ('idle processes', 'idle'), + ('accepted conn', 'requests'), + ('max children reached', 'reached'), + ('slow requests', 'slow') +] + +PER_PROCESS_INFO = [ + ('request duration', 'ReqDur'), + ('last request cpu', 'ReqCpu'), + ('last request memory', 'ReqMem') +] + + +def average(collection): + return sum(collection, 0.0) / max(len(collection), 1) + + +CALC = [ + ('min', min), + ('max', max), + ('avg', average) +] + +ORDER = ['connections', 'requests', 'performance', 'request_duration', 'request_cpu', 'request_mem'] + +CHARTS = { + 'connections': { + 'options': [None, 'PHP-FPM Active Connections', 'connections', 'active connections', 'phpfpm.connections', + 'line'], + 'lines': [ + ['active'], + ['maxActive', 'max active'], + ['idle'] + ] + }, + 'requests': { + 'options': [None, 'PHP-FPM Requests', 'requests/s', 'requests', 'phpfpm.requests', 'line'], + 'lines': [ + ['requests', None, 'incremental'] + ] + }, + 'performance': { + 'options': [None, 'PHP-FPM Performance', 'status', 'performance', 'phpfpm.performance', 'line'], + 'lines': [ + ['reached', 'max children reached'], + ['slow', 'slow requests'] + ] + }, + 'request_duration': { + 'options': [None, 'PHP-FPM Request Duration', 'milliseconds', 'request duration', 'phpfpm.request_duration', + 'line'], + 'lines': [ + ['minReqDur', 'min', 'absolute', 1, 1000], + ['maxReqDur', 'max', 'absolute', 1, 1000], + ['avgReqDur', 'avg', 'absolute', 1, 1000] + ] + }, + 'request_cpu': { + 'options': [None, 'PHP-FPM Request CPU', 'percent', 'request CPU', 'phpfpm.request_cpu', 'line'], + 'lines': [ + ['minReqCpu', 'min'], + ['maxReqCpu', 'max'], + ['avgReqCpu', 'avg'] + ] + }, + 'request_mem': { + 'options': [None, 'PHP-FPM Request Memory', 'kilobytes', 'request memory', 'phpfpm.request_mem', 'line'], + 'lines': [ + ['minReqMem', 'min', 'absolute', 1, 1024], + ['maxReqMem', 'max', 'absolute', 1, 1024], + ['avgReqMem', 'avg', 'absolute', 1, 1024] + ] + } +} + + +class Service(UrlService): + def __init__(self, configuration=None, name=None): + UrlService.__init__(self, configuration=configuration, name=name) + self.url = self.configuration.get('url', 'http://localhost/status?full&json') + self.order = ORDER + self.definitions = CHARTS + self.regex = re.compile(r'([a-z][a-z ]+): ([\d.]+)') + self.json = '&json' in self.url or '?json' in self.url + self.json_full = self.url.endswith(('?full&json', '?json&full')) + self.if_all_processes_running = dict([(c_name + p_name, 0) for c_name, func in CALC + for metric, p_name in PER_PROCESS_INFO]) + + def _get_data(self): + """ + Format data received from http request + :return: dict + """ + raw = self._get_raw_data() + if not raw: + return None + + raw_json = parse_raw_data_(is_json=self.json, regex=self.regex, raw_data=raw) + + # Per Pool info: active connections, requests and performance charts + to_netdata = fetch_data_(raw_data=raw_json, metrics_list=POOL_INFO) + + # Per Process Info: duration, cpu and memory charts (min, max, avg) + if self.json_full: + p_info = dict() + to_netdata.update(self.if_all_processes_running) # If all processes are in running state + # Metrics are always 0 if the process is not in Idle state because calculation is done + # when the request processing has terminated + for process in [p for p in raw_json['processes'] if p['state'] == 'Idle']: + p_info.update(fetch_data_(raw_data=process, metrics_list=PER_PROCESS_INFO, pid=str(process['pid']))) + + if p_info: + for new_name in PER_PROCESS_INFO: + for name, func in CALC: + to_netdata[name + new_name[1]] = func([p_info[k] for k in p_info if new_name[1] in k]) + + return to_netdata or None + + +def fetch_data_(raw_data, metrics_list, pid=''): + """ + :param raw_data: dict + :param metrics_list: list + :param pid: str + :return: dict + """ + result = dict() + for metric, new_name in metrics_list: + if metric in raw_data: + result[new_name + pid] = float(raw_data[metric]) + return result + + +def parse_raw_data_(is_json, regex, raw_data): + """ + :param is_json: bool + :param regex: compiled regular expr + :param raw_data: dict + :return: dict + """ + if is_json: + try: + return json.loads(raw_data) + except ValueError: + return dict() + else: + raw_data = ' '.join(raw_data.split()) + return dict(regex.findall(raw_data)) |