src/collecty/plugins/loadavg.py

   1 #!/usr/bin/python3
   2 ###############################################################################
   3 #                                                                             #
   4 # collecty - A system statistics collection daemon for IPFire                 #
   5 # Copyright (C) 2012 IPFire development team                                  #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 import os
  23
  24 from . import base
  25
  26 from ..colours import *
  27
  28 class GraphTemplateLoadAvg(base.GraphTemplate):
  29         name = "loadavg"
  30
  31         @property
  32         def rrd_graph(self):
  33                 _ = self.locale.translate
  34
  35                 rrd_graph = []
  36
  37                 for id, colour, when in zip(self.object.rrd_schema_names,
  38                                 LOAD_AVG_COLOURS, ("1m", "5m", "15m")):
  39                         rrd_graph = [
  40                                 "LINE2:%s%s:%-24s" % (id, colour, _("Load Average %s") % when),
  41                                 "GPRINT:%s_max:%12s\: %%6.2lf" % (id, _("Maximum")),
  42                                 "GPRINT:%s_min:%12s\: %%6.2lf" % (id, _("Minimum")),
  43                                 "GPRINT:%s_avg:%12s\: %%6.2lf" % (id, _("Average")),
  44                         ] + rrd_graph
  45
  46                 return rrd_graph
  47
  48         lower_limit = 0
  49
  50         @property
  51         def graph_title(self):
  52                 _ = self.locale.translate
  53                 return _("Load Average")
  54
  55         @property
  56         def graph_vertical_label(self):
  57                 _ = self.locale.translate
  58                 return _("Load")
  59
  60         @property
  61         def rrd_graph_args(self):
  62                 return [
  63                         "--legend-direction=bottomup",
  64                 ]
  65
  66
  67 class LoadAvgObject(base.Object):
  68         rrd_schema = [
  69                 "DS:load1:GAUGE:0:U",
  70                 "DS:load5:GAUGE:0:U",
  71                 "DS:load15:GAUGE:0:U",
  72         ]
  73
  74         @property
  75         def id(self):
  76                 return "default"
  77
  78         def collect(self):
  79                 return os.getloadavg()
  80
  81
  82 class LoadAvgPlugin(base.Plugin):
  83         name = "loadavg"
  84         description = "Load Average Plugin"
  85
  86         templates = [GraphTemplateLoadAvg]
  87
  88         @property
  89         def objects(self):
  90                 return [LoadAvgObject(self)]