python.d/phpfpm.chart.py

   1 # -*- coding: utf-8 -*-
   2 # Description: PHP-FPM netdata python.d module
   3 # Author: Pawel Krupa (paulfantom)
   4
   5 from base import UrlService
   6
   7 # default module values (can be overridden per job in `config`)
   8 # update_every = 2
   9 priority = 60000
  10 retries = 5
  11
  12 # default job configuration (overridden by python.d.plugin)
  13 # config = {'local': {
  14 #     'update_every': update_every,
  15 #     'retries': retries,
  16 #     'priority': priority,
  17 #     'url': 'http://localhost/status'
  18 # }}
  19
  20 # charts order (can be overridden if you want less charts, or different order)
  21 ORDER = ['connections', 'requests', 'performance']
  22
  23 CHARTS = {
  24     'connections': {
  25         'options': [None, 'PHP-FPM Active Connections', 'connections', 'phpfpm', 'phpfpm.connections', 'line'],
  26         'lines': [
  27             ["active"],
  28             ["maxActive", 'max active'],
  29             ["idle"]
  30         ]},
  31     'requests': {
  32         'options': [None, 'PHP-FPM Requests', 'requests/s', 'phpfpm', 'phpfpm.requests', 'line'],
  33         'lines': [
  34             ["requests", None, "incremental"]
  35         ]},
  36     'performance': {
  37         'options': [None, 'PHP-FPM Performance', 'status', 'phpfpm', 'phpfpm.performance', 'line'],
  38         'lines': [
  39             ["reached", 'max children reached'],
  40             ["slow", 'slow requests']
  41         ]}
  42 }
  43
  44
  45 class Service(UrlService):
  46     def __init__(self, configuration=None, name=None):
  47         UrlService.__init__(self, configuration=configuration, name=name)
  48         if len(self.url) == 0:
  49             self.url = "http://localhost/status"
  50         self.order = ORDER
  51         self.definitions = CHARTS
  52         self.assignment = {"active processes": 'active',
  53                            "max active processes": 'maxActive',
  54                            "idle processes": 'idle',
  55                            "accepted conn": 'requests',
  56                            "max children reached": 'reached',
  57                            "slow requests": 'slow'}
  58
  59     def _get_data(self):
  60         """
  61         Format data received from http request
  62         :return: dict
  63         """
  64         try:
  65             raw = self._get_raw_data().split('\n')
  66         except AttributeError:
  67             return None
  68         data = {}
  69         for row in raw:
  70             tmp = row.split(":")
  71             if str(tmp[0]) in self.assignment:
  72                 try:
  73                     data[self.assignment[tmp[0]]] = int(tmp[1])
  74                 except (IndexError, ValueError):
  75                     pass
  76         if len(data) == 0:
  77             return None
  78         return data