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 from ..constants import *
  28 from ..i18n import _
  29
  30 class GraphTemplateLoadAvg(base.GraphTemplate):
  31         name = "loadavg"
  32
  33         @property
  34         def rrd_graph(self):
  35                 rrd_graph = [
  36                         "LINE2:load15%s:%s" % (
  37                                 YELLOW, LABEL % _("15 Minutes"),
  38                         ),
  39                         "GPRINT:load15_cur:%s" % FLOAT,
  40                         "GPRINT:load15_avg:%s" % FLOAT,
  41                         "GPRINT:load15_min:%s" % FLOAT,
  42                         "GPRINT:load15_max:%s\\j" % FLOAT,
  43
  44                         "LINE2:load5%s:%s" % (
  45                                 ORANGE, LABEL % _("5 Minutes"),
  46                         ),
  47                         "GPRINT:load5_cur:%s" % FLOAT,
  48                         "GPRINT:load5_avg:%s" % FLOAT,
  49                         "GPRINT:load5_min:%s" % FLOAT,
  50                         "GPRINT:load5_max:%s\\j" % FLOAT,
  51
  52                         "LINE2:load1%s:%s" % (
  53                                 RED, LABEL % _("1 Minute"),
  54                         ),
  55                         "GPRINT:load1_cur:%s" % FLOAT,
  56                         "GPRINT:load1_avg:%s" % FLOAT,
  57                         "GPRINT:load1_min:%s" % FLOAT,
  58                         "GPRINT:load1_max:%s\\j" % FLOAT,
  59
  60                         # Headline
  61                         "COMMENT:%s" % EMPTY_LABEL,
  62                         "COMMENT:%s" % (COLUMN % _("Current")),
  63                         "COMMENT:%s" % (COLUMN % _("Average")),
  64                         "COMMENT:%s" % (COLUMN % _("Minimum")),
  65                         "COMMENT:%s\\j" % (COLUMN % _("Maximum")),
  66                 ]
  67
  68                 return rrd_graph
  69
  70         lower_limit = 0
  71
  72         @property
  73         def graph_title(self):
  74                 return _("Load Average")
  75
  76         @property
  77         def graph_vertical_label(self):
  78                 return _("Load")
  79
  80         @property
  81         def rrd_graph_args(self):
  82                 return [
  83                         "--legend-direction=bottomup",
  84                 ]
  85
  86
  87 class LoadAvgObject(base.Object):
  88         rrd_schema = [
  89                 "DS:load1:GAUGE:0:U",
  90                 "DS:load5:GAUGE:0:U",
  91                 "DS:load15:GAUGE:0:U",
  92         ]
  93
  94         @property
  95         def id(self):
  96                 return "default"
  97
  98         def collect(self):
  99                 return os.getloadavg()
 100
 101
 102 class LoadAvgPlugin(base.Plugin):
 103         name = "loadavg"
 104         description = "Load Average Plugin"
 105
 106         templates = [GraphTemplateLoadAvg]
 107
 108         @property
 109         def objects(self):
 110                 return [LoadAvgObject(self)]