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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 | ||
a116f2fb MT |
22 | from __future__ import division |
23 | ||
eed405de MT |
24 | import base |
25 | ||
26 | from ..i18n import _ | |
27 | ||
28 | class PluginCPU(base.Plugin): | |
cc19aed8 MT |
29 | name = "cpu" |
30 | description = "CPU Usage Plugin" | |
eed405de | 31 | |
cc19aed8 MT |
32 | rrd_schema = [ |
33 | "DS:user:GAUGE:120:0:U", | |
34 | "DS:nice:GAUGE:120:0:U", | |
35 | "DS:sys:GAUGE:120:0:U", | |
36 | "DS:idle:GAUGE:120:0:U", | |
37 | "DS:wait:GAUGE:120:0:U", | |
38 | "DS:irq:GAUGE:120:0:U", | |
39 | "DS:sirq:GAUGE:120:0:U", | |
40 | "RRA:AVERAGE:0.5:1:2160", | |
41 | "RRA:AVERAGE:0.5:5:2016", | |
42 | "RRA:AVERAGE:0.5:15:2880", | |
43 | "RRA:AVERAGE:0.5:60:8760", | |
44 | ] | |
eed405de | 45 | |
73db5226 MT |
46 | rrd_graph = [ |
47 | "DEF:user=%(file)s:user:AVERAGE", | |
48 | "DEF:nice=%(file)s:nice:AVERAGE", | |
49 | "DEF:sys=%(file)s:sys:AVERAGE", | |
50 | "DEF:idle=%(file)s:idle:AVERAGE", | |
51 | "DEF:wait=%(file)s:wait:AVERAGE", | |
52 | "DEF:irq=%(file)s:irq:AVERAGE", | |
53 | "DEF:sirq=%(file)s:sirq:AVERAGE", | |
54 | ||
55 | "AREA:user#90EE90:%-15s" % _("User"), | |
56 | "VDEF:usermin=user,MINIMUM", | |
57 | "VDEF:usermax=user,MAXIMUM", | |
58 | "VDEF:useravg=user,AVERAGE", | |
59 | "GPRINT:usermax:%12s\:" % _("Maximum") + " %6.2lf" , | |
60 | "GPRINT:usermin:%12s\:" % _("Minimum") + " %6.2lf", | |
61 | "GPRINT:useravg:%12s\:" % _("Average") + " %6.2lf\\n", | |
62 | ||
63 | "STACK:nice#4169E1:%-15s" % _("Nice"), | |
64 | "VDEF:nicemin=nice,MINIMUM", | |
65 | "VDEF:nicemax=nice,MAXIMUM", | |
66 | "VDEF:niceavg=nice,AVERAGE", | |
67 | "GPRINT:nicemax:%12s\:" % _("Maximum") + " %6.2lf" , | |
68 | "GPRINT:nicemin:%12s\:" % _("Minimum") + " %6.2lf", | |
69 | "GPRINT:niceavg:%12s\:" % _("Average") + " %6.2lf\\n", | |
70 | ||
71 | "STACK:sys#DC143C:%-15s" % _("System"), | |
72 | "VDEF:sysmin=sys,MINIMUM", | |
73 | "VDEF:sysmax=sys,MAXIMUM", | |
74 | "VDEF:sysavg=sys,AVERAGE", | |
75 | "GPRINT:sysmax:%12s\:" % _("Maximum") + " %6.2lf" , | |
76 | "GPRINT:sysmin:%12s\:" % _("Minimum") + " %6.2lf", | |
77 | "GPRINT:sysavg:%12s\:" % _("Average") + " %6.2lf\\n", | |
78 | ||
79 | "STACK:wait#483D8B:%-15s" % _("Wait"), | |
80 | "VDEF:waitmin=wait,MINIMUM", | |
81 | "VDEF:waitmax=wait,MAXIMUM", | |
82 | "VDEF:waitavg=wait,AVERAGE", | |
83 | "GPRINT:waitmax:%12s\:" % _("Maximum") + " %6.2lf" , | |
84 | "GPRINT:waitmin:%12s\:" % _("Minimum") + " %6.2lf", | |
85 | "GPRINT:waitavg:%12s\:" % _("Average") + " %6.2lf\\n", | |
86 | ||
87 | "STACK:irq#DAA520:%-15s" % _("Interrupt"), | |
88 | "VDEF:irqmin=irq,MINIMUM", | |
89 | "VDEF:irqmax=irq,MAXIMUM", | |
90 | "VDEF:irqavg=irq,AVERAGE", | |
91 | "GPRINT:irqmax:%12s\:" % _("Maximum") + " %6.2lf" , | |
92 | "GPRINT:irqmin:%12s\:" % _("Minimum") + " %6.2lf", | |
93 | "GPRINT:irqavg:%12s\:" % _("Average") + " %6.2lf\\n", | |
94 | ||
95 | "STACK:sirq#FFD700:%-15s" % _("Soft interrupt"), | |
96 | "VDEF:sirqmin=sirq,MINIMUM", | |
97 | "VDEF:sirqmax=sirq,MAXIMUM", | |
98 | "VDEF:sirqavg=sirq,AVERAGE", | |
99 | "GPRINT:sirqmax:%12s\:" % _("Maximum") + " %6.2lf" , | |
100 | "GPRINT:sirqmin:%12s\:" % _("Minimum") + " %6.2lf", | |
101 | "GPRINT:sirqavg:%12s\:" % _("Average") + " %6.2lf\\n", | |
102 | ||
103 | # "STACK:idle#ffff00:%-15s" % _("Idle"), | |
104 | # "VDEF:idlemin=idle,MINIMUM", | |
105 | # "VDEF:idlemax=idle,MAXIMUM", | |
106 | # "VDEF:idleavg=idle,AVERAGE", | |
107 | # "GPRINT:idlemax:%12s\:" % _("Maximum") + " %6.2lf" , | |
108 | # "GPRINT:idlemin:%12s\:" % _("Minimum") + " %6.2lf", | |
109 | # "GPRINT:idleavg:%12s\:" % _("Average") + " %6.2lf\\n", | |
110 | ] | |
111 | ||
112 | rrd_graph_args = [ | |
113 | "--title", _("CPU usage"), | |
114 | "--vertical-label", _("Percent"), | |
115 | ||
116 | # This can never be more than 100 percent. | |
117 | #"--lower-limit", "0", "--upper-limit", "100", | |
118 | ] | |
eed405de | 119 | |
a116f2fb MT |
120 | @classmethod |
121 | def autocreate(cls, collecty, **kwargs): | |
122 | # Every system has got at least one CPU. | |
123 | return cls(collecty, **kwargs) | |
124 | ||
cc19aed8 MT |
125 | def read(self): |
126 | """ | |
a116f2fb | 127 | Reads the CPU usage. |
cc19aed8 MT |
128 | """ |
129 | f = None | |
eed405de | 130 | |
cc19aed8 MT |
131 | try: |
132 | f = open("/proc/stat") | |
eed405de | 133 | |
cc19aed8 MT |
134 | for line in f.readlines(): |
135 | if not line.startswith("cpu"): | |
136 | continue | |
eed405de | 137 | |
cc19aed8 MT |
138 | columns = line.split() |
139 | if len(columns) < 8: | |
140 | continue | |
eed405de | 141 | |
cc19aed8 MT |
142 | entry = [ |
143 | columns[1], # user | |
144 | columns[2], # nice | |
145 | columns[3], # sys | |
146 | columns[4], # idle | |
147 | columns[5], # wait | |
148 | columns[6], # irq | |
149 | columns[7], # sirq | |
150 | ] | |
151 | ||
152 | full = sum([int(e) for e in entry]) | |
153 | ||
154 | for i in range(len(entry)): | |
a116f2fb | 155 | entry[i] = int(entry[i]) * 100 |
cc19aed8 MT |
156 | entry[i] = "%s" % (entry[i] / full) |
157 | ||
158 | entry.insert(0, "%s" % self.now) | |
159 | ||
160 | self.data.append(":".join(entry)) | |
161 | break | |
162 | ||
163 | finally: | |
164 | if f: | |
165 | f.close() |