applications/luci-app-statistics/luasrc/statistics/rrdtool/definitions/cpu.lua

   1 -- Copyright 2008 Freifunk Leipzig / Jo-Philipp Wich <jow@openwrt.org>
   2 -- Licensed to the public under the Apache License 2.0.
   3
   4 module("luci.statistics.rrdtool.definitions.cpu",package.seeall)
   5
   6 local uci = require("luci.model.uci").cursor()
   7 local reportbystate = uci:get("luci_statistics", "collectd_cpu", "ReportByState") or "0"
   8
   9 function item()
  10         return luci.i18n.translate("Processor")
  11 end
  12
  13 function rrdargs( graph, plugin, plugin_instance, dtype )
  14         local p = {}
  15
  16         local title = "%H: Processor usage"
  17         if #plugin_instance > 0 then
  18                 title = "%H: Processor usage on core #%pi"
  19         end
  20
  21         if reportbystate == "1" then
  22                 local cpu = {
  23                         title = title,
  24                         y_min = "0",
  25                         alt_autoscale_max = true,
  26                         vlabel = "Jiffies",
  27                         number_format = "%5.1lf",
  28                         data = {
  29                                 instances = {
  30                                         cpu = {
  31                                                 "idle",
  32                                                 "interrupt",
  33                                                 "nice",
  34                                                 "softirq",
  35                                                 "steal",
  36                                                 "system",
  37                                                 "user",
  38                                                 "wait"
  39                                         }
  40                                 },
  41                                 options = {
  42                                         cpu_idle = {
  43                                                 color = "ffffff",
  44                                                 title = "Idle"
  45                                         },
  46                                         cpu_interrupt = {
  47                                                 color = "a000a0",
  48                                                 title = "Interrupt"
  49                                         },
  50                                         cpu_nice = {
  51                                                 color = "00e000",
  52                                                 title = "Nice"
  53                                         },
  54                                         cpu_softirq = {
  55                                                 color = "ff00ff",
  56                                                 title = "Softirq"
  57                                         },
  58                                         cpu_steal = {
  59                                                 color = "000000",
  60                                                 title = "Steal"
  61                                         },
  62                                         cpu_system = {
  63                                                 color = "ff0000",
  64                                                 title = "System"
  65                                         },
  66                                         cpu_user = {
  67                                                 color = "0000ff",
  68                                                 title = "User"
  69                                         },
  70                                         cpu_wait = {
  71                                                 color = "ffb000",
  72                                                 title = "Wait"
  73                                         }
  74                                 }
  75                         }
  76                 }
  77
  78                 local percent = {
  79                         title = title,
  80                         y_min = "0",
  81                         alt_autoscale_max = true,
  82                         vlabel = "Percent",
  83                         number_format = "%5.1lf%%",
  84                         data = {
  85                                 instances = {
  86                                         percent = {
  87                                                 "idle",
  88                                                 "interrupt",
  89                                                 "nice",
  90                                                 "softirq",
  91                                                 "steal",
  92                                                 "system",
  93                                                 "user",
  94                                                 "wait"
  95                                         }
  96                                 },
  97                                 options = {
  98                                         percent_idle = {
  99                                                 color = "ffffff",
 100                                                 title = "Idle"
 101                                         },
 102                                         percent_interrupt = {
 103                                                 color = "a000a0",
 104                                                 title = "Interrupt"
 105                                         },
 106                                         percent_nice = {
 107                                                 color = "00e000",
 108                                                 title = "Nice"
 109                                         },
 110                                         percent_softirq = {
 111                                                 color = "ff00ff",
 112                                                 title = "Softirq"
 113                                         },
 114                                         percent_steal = {
 115                                                 color = "000000",
 116                                                 title = "Steal"
 117                                         },
 118                                         percent_system = {
 119                                                 color = "ff0000",
 120                                                 title = "System"
 121                                         },
 122                                         percent_user = {
 123                                                 color = "0000ff",
 124                                                 title = "User"
 125                                         },
 126                                         percent_wait = {
 127                                                 color = "ffb000",
 128                                                 title = "Wait"
 129                                         }
 130                                 }
 131                         }
 132                 }
 133
 134                 local types = graph.tree:data_types( plugin, plugin_instance )
 135
 136                 for _, t in ipairs(types) do
 137                         if t == "cpu" then
 138                                 p[#p+1] = cpu
 139                         end
 140
 141                         if t == "percent" then
 142                                 p[#p+1] = percent
 143                         end
 144                 end
 145         else
 146                 p = {
 147                         title = title,
 148                         y_min = "0",
 149                         alt_autoscale_max = true,
 150                         vlabel = "Percent",
 151                         number_format = "%5.1lf%%",
 152                         data = {
 153                                 instances = {
 154                                         percent = {
 155                                                 "active",
 156                                         }
 157                                 },
 158                                 options = {
 159                                         percent_active = {
 160                                                 color = "00e000",
 161                                                 title = "Active"
 162                                         }
 163                                 }
 164                         }
 165                 }
 166         end
 167
 168         return p
 169 end