graph templates: Make some atttibutes easier to set
[collecty.git] / src / collecty / plugins / cpu.py
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1#!/usr/bin/python
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
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22from __future__ import division
23
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24import base
25
26from ..i18n import _
27
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28class GraphTemplateProcessor(base.GraphTemplate):
29 name = "processor"
eed405de 30
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31 rrd_graph = [
32 "DEF:user=%(file)s:user:AVERAGE",
33 "DEF:nice=%(file)s:nice:AVERAGE",
34 "DEF:sys=%(file)s:sys:AVERAGE",
35 "DEF:idle=%(file)s:idle:AVERAGE",
36 "DEF:wait=%(file)s:wait:AVERAGE",
37 "DEF:irq=%(file)s:irq:AVERAGE",
38 "DEF:sirq=%(file)s:sirq:AVERAGE",
39
40 "AREA:user#90EE90:%-15s" % _("User"),
41 "VDEF:usermin=user,MINIMUM",
42 "VDEF:usermax=user,MAXIMUM",
43 "VDEF:useravg=user,AVERAGE",
44 "GPRINT:usermax:%12s\:" % _("Maximum") + " %6.2lf" ,
45 "GPRINT:usermin:%12s\:" % _("Minimum") + " %6.2lf",
46 "GPRINT:useravg:%12s\:" % _("Average") + " %6.2lf\\n",
47
48 "STACK:nice#4169E1:%-15s" % _("Nice"),
49 "VDEF:nicemin=nice,MINIMUM",
50 "VDEF:nicemax=nice,MAXIMUM",
51 "VDEF:niceavg=nice,AVERAGE",
52 "GPRINT:nicemax:%12s\:" % _("Maximum") + " %6.2lf" ,
53 "GPRINT:nicemin:%12s\:" % _("Minimum") + " %6.2lf",
54 "GPRINT:niceavg:%12s\:" % _("Average") + " %6.2lf\\n",
55
56 "STACK:sys#DC143C:%-15s" % _("System"),
57 "VDEF:sysmin=sys,MINIMUM",
58 "VDEF:sysmax=sys,MAXIMUM",
59 "VDEF:sysavg=sys,AVERAGE",
60 "GPRINT:sysmax:%12s\:" % _("Maximum") + " %6.2lf" ,
61 "GPRINT:sysmin:%12s\:" % _("Minimum") + " %6.2lf",
62 "GPRINT:sysavg:%12s\:" % _("Average") + " %6.2lf\\n",
63
64 "STACK:wait#483D8B:%-15s" % _("Wait"),
65 "VDEF:waitmin=wait,MINIMUM",
66 "VDEF:waitmax=wait,MAXIMUM",
67 "VDEF:waitavg=wait,AVERAGE",
68 "GPRINT:waitmax:%12s\:" % _("Maximum") + " %6.2lf" ,
69 "GPRINT:waitmin:%12s\:" % _("Minimum") + " %6.2lf",
70 "GPRINT:waitavg:%12s\:" % _("Average") + " %6.2lf\\n",
71
72 "STACK:irq#DAA520:%-15s" % _("Interrupt"),
73 "VDEF:irqmin=irq,MINIMUM",
74 "VDEF:irqmax=irq,MAXIMUM",
75 "VDEF:irqavg=irq,AVERAGE",
76 "GPRINT:irqmax:%12s\:" % _("Maximum") + " %6.2lf" ,
77 "GPRINT:irqmin:%12s\:" % _("Minimum") + " %6.2lf",
78 "GPRINT:irqavg:%12s\:" % _("Average") + " %6.2lf\\n",
79
80 "STACK:sirq#FFD700:%-15s" % _("Soft interrupt"),
81 "VDEF:sirqmin=sirq,MINIMUM",
82 "VDEF:sirqmax=sirq,MAXIMUM",
83 "VDEF:sirqavg=sirq,AVERAGE",
84 "GPRINT:sirqmax:%12s\:" % _("Maximum") + " %6.2lf" ,
85 "GPRINT:sirqmin:%12s\:" % _("Minimum") + " %6.2lf",
86 "GPRINT:sirqavg:%12s\:" % _("Average") + " %6.2lf\\n",
87
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88 "STACK:idle#EFEFEF:%-15s" % _("Idle"),
89 "VDEF:idlemin=idle,MINIMUM",
90 "VDEF:idlemax=idle,MAXIMUM",
91 "VDEF:idleavg=idle,AVERAGE",
92 "GPRINT:idlemax:%12s\:" % _("Maximum") + " %6.2lf" ,
93 "GPRINT:idlemin:%12s\:" % _("Minimum") + " %6.2lf",
94 "GPRINT:idleavg:%12s\:" % _("Average") + " %6.2lf\\n",
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95 ]
96
f181246a 97 lower_limit = 0
73db5226 98
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99 @property
100 def graph_title(self):
101 return _("CPU usage")
102
103 @property
104 def graph_vertical_label(self):
105 return _("Jiffies")
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b1ea4956 107
72364063 108class ProcessorObject(base.Object):
b1ea4956 109 rrd_schema = [
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110 "DS:user:DERIVE:0:U",
111 "DS:nice:DERIVE:0:U",
112 "DS:sys:DERIVE:0:U",
113 "DS:idle:DERIVE:0:U",
114 "DS:wait:DERIVE:0:U",
115 "DS:irq:DERIVE:0:U",
116 "DS:sirq:DERIVE:0:U",
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117 ]
118
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119 @property
120 def id(self):
121 return "default"
a116f2fb 122
72364063 123 def collect(self):
cc19aed8 124 """
a116f2fb 125 Reads the CPU usage.
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126 """
127 f = None
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129 try:
130 f = open("/proc/stat")
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132 for line in f.readlines():
133 if not line.startswith("cpu"):
134 continue
eed405de 135
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136 columns = line.split()
137 if len(columns) < 8:
138 continue
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140 entry = [
141 columns[1], # user
142 columns[2], # nice
143 columns[3], # sys
144 columns[4], # idle
145 columns[5], # wait
146 columns[6], # irq
147 columns[7], # sirq
148 ]
149
bba5cf66 150 return ":".join(entry)
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151 finally:
152 if f:
153 f.close()
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154
155
156class ProcessorPlugin(base.Plugin):
157 name = "processor"
158 description = "Processor Usage Plugin"
159
c968f6d9 160 templates = [GraphTemplateProcessor]
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161
162 interval = 30
163
164 @property
165 def objects(self):
166 yield ProcessorObject(self)