src/collecty/plugins/processor.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
  23
  24 from . import base
  25
  26 from ..i18n import _
  27
  28 class GraphTemplateProcessor(base.GraphTemplate):
  29         name = "processor"
  30
  31         @property
  32         def rrd_graph(self):
  33                 _ = self.locale.translate
  34
  35                 return [
  36                         "DEF:user=%(file)s:user:AVERAGE",
  37                         "DEF:nice=%(file)s:nice:AVERAGE",
  38                         "DEF:sys=%(file)s:sys:AVERAGE",
  39                         "DEF:idle=%(file)s:idle:AVERAGE",
  40                         "DEF:wait=%(file)s:wait:AVERAGE",
  41                         "DEF:irq=%(file)s:irq:AVERAGE",
  42                         "DEF:sirq=%(file)s:sirq:AVERAGE",
  43
  44                         "AREA:user#90EE90:%-15s" % _("User"),
  45                         "VDEF:usermin=user,MINIMUM",
  46                         "VDEF:usermax=user,MAXIMUM",
  47                         "VDEF:useravg=user,AVERAGE",
  48                         "GPRINT:usermax:%12s\:" % _("Maximum") + " %6.2lf" ,
  49                         "GPRINT:usermin:%12s\:" % _("Minimum") + " %6.2lf",
  50                         "GPRINT:useravg:%12s\:" % _("Average") + " %6.2lf\\n",
  51
  52                         "STACK:nice#4169E1:%-15s" % _("Nice"),
  53                         "VDEF:nicemin=nice,MINIMUM",
  54                         "VDEF:nicemax=nice,MAXIMUM",
  55                         "VDEF:niceavg=nice,AVERAGE",
  56                         "GPRINT:nicemax:%12s\:" % _("Maximum") + " %6.2lf" ,
  57                         "GPRINT:nicemin:%12s\:" % _("Minimum") + " %6.2lf",
  58                         "GPRINT:niceavg:%12s\:" % _("Average") + " %6.2lf\\n",
  59
  60                         "STACK:sys#DC143C:%-15s" % _("System"),
  61                         "VDEF:sysmin=sys,MINIMUM",
  62                         "VDEF:sysmax=sys,MAXIMUM",
  63                         "VDEF:sysavg=sys,AVERAGE",
  64                         "GPRINT:sysmax:%12s\:" % _("Maximum") + " %6.2lf" ,
  65                         "GPRINT:sysmin:%12s\:" % _("Minimum") + " %6.2lf",
  66                         "GPRINT:sysavg:%12s\:" % _("Average") + " %6.2lf\\n",
  67
  68                         "STACK:wait#483D8B:%-15s" % _("Wait"),
  69                         "VDEF:waitmin=wait,MINIMUM",
  70                         "VDEF:waitmax=wait,MAXIMUM",
  71                         "VDEF:waitavg=wait,AVERAGE",
  72                         "GPRINT:waitmax:%12s\:" % _("Maximum") + " %6.2lf" ,
  73                         "GPRINT:waitmin:%12s\:" % _("Minimum") + " %6.2lf",
  74                         "GPRINT:waitavg:%12s\:" % _("Average") + " %6.2lf\\n",
  75
  76                         "STACK:irq#DAA520:%-15s" % _("Interrupt"),
  77                         "VDEF:irqmin=irq,MINIMUM",
  78                         "VDEF:irqmax=irq,MAXIMUM",
  79                         "VDEF:irqavg=irq,AVERAGE",
  80                         "GPRINT:irqmax:%12s\:" % _("Maximum") + " %6.2lf" ,
  81                         "GPRINT:irqmin:%12s\:" % _("Minimum") + " %6.2lf",
  82                         "GPRINT:irqavg:%12s\:" % _("Average") + " %6.2lf\\n",
  83
  84                         "STACK:sirq#FFD700:%-15s" % _("Soft interrupt"),
  85                         "VDEF:sirqmin=sirq,MINIMUM",
  86                         "VDEF:sirqmax=sirq,MAXIMUM",
  87                         "VDEF:sirqavg=sirq,AVERAGE",
  88                         "GPRINT:sirqmax:%12s\:" % _("Maximum") + " %6.2lf" ,
  89                         "GPRINT:sirqmin:%12s\:" % _("Minimum") + " %6.2lf",
  90                         "GPRINT:sirqavg:%12s\:" % _("Average") + " %6.2lf\\n",
  91
  92                         "STACK:idle#EFEFEF:%-15s" % _("Idle"),
  93                         "VDEF:idlemin=idle,MINIMUM",
  94                         "VDEF:idlemax=idle,MAXIMUM",
  95                         "VDEF:idleavg=idle,AVERAGE",
  96                         "GPRINT:idlemax:%12s\:" % _("Maximum") + " %6.2lf" ,
  97                         "GPRINT:idlemin:%12s\:" % _("Minimum") + " %6.2lf",
  98                         "GPRINT:idleavg:%12s\:" % _("Average") + " %6.2lf\\n",
  99                 ]
 100
 101         lower_limit = 0
 102
 103         @property
 104         def graph_title(self):
 105                 _ = self.locale.translate
 106                 return _("Processor Usage")
 107
 108         @property
 109         def graph_vertical_label(self):
 110                 _ = self.locale.translate
 111                 return _("Jiffies")
 112
 113
 114 class ProcessorObject(base.Object):
 115         rrd_schema = [
 116                 "DS:user:DERIVE:0:U",
 117                 "DS:nice:DERIVE:0:U",
 118                 "DS:sys:DERIVE:0:U",
 119                 "DS:idle:DERIVE:0:U",
 120                 "DS:wait:DERIVE:0:U",
 121                 "DS:irq:DERIVE:0:U",
 122                 "DS:sirq:DERIVE:0:U",
 123         ]
 124
 125         @property
 126         def id(self):
 127                 return "default"
 128
 129         def collect(self):
 130                 """
 131                         Reads the CPU usage.
 132                 """
 133                 f = None
 134
 135                 try:
 136                         f = open("/proc/stat")
 137
 138                         for line in f.readlines():
 139                                 if not line.startswith("cpu"):
 140                                         continue
 141
 142                                 columns = line.split()
 143                                 if len(columns) < 8:
 144                                         continue
 145
 146                                 return (
 147                                         columns[1], # user
 148                                         columns[2], # nice
 149                                         columns[3], # sys
 150                                         columns[4], # idle
 151                                         columns[5], # wait
 152                                         columns[6], # irq
 153                                         columns[7], # sirq
 154                                 )
 155                 finally:
 156                         if f:
 157                                 f.close()
 158
 159
 160 class ProcessorPlugin(base.Plugin):
 161         name = "processor"
 162         description = "Processor Usage Plugin"
 163
 164         templates = [GraphTemplateProcessor]
 165
 166         @property
 167         def objects(self):
 168                 yield ProcessorObject(self)