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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 | from collecty import _collecty | |
23 | import os | |
24 | ||
25 | from ..constants import * | |
26 | from .. import util | |
27 | from . import base | |
28 | ||
29 | from ..i18n import _ | |
30 | ||
31 | class GraphTemplateDiskUsage(base.GraphTemplate): | |
32 | name = "disk-usage" | |
33 | lower_limit = 0 | |
34 | ||
35 | @property | |
36 | def rrd_graph(self): | |
37 | _ = self.locale.translate | |
38 | ||
39 | return [ | |
9823dfef MT |
40 | # Calculate the percentage of the currently used |
41 | # space since this is helps the user very much to | |
42 | # judge | |
43 | "CDEF:percentage_used=100,used,*,used,free,+,/", | |
44 | "VDEF:percentage_used_now=percentage_used,LAST", | |
45 | "CDEF:percentage_left=100,percentage_used,-", | |
46 | "VDEF:percentage_left_now=percentage_left,LAST", | |
47 | ||
48 | # Area for the used space | |
49 | "AREA:used%s:%s" % (util.lighten(LIGHT_RED, .66), _("Used")), | |
50 | "GPRINT:percentage_used_now: (%6.2lf%%)", | |
51 | "GPRINT:used_cur:%12s\:" % _("Current") + " %9.2lf%s", | |
52 | "GPRINT:used_min:%12s\:" % _("Minimum") + " %9.2lf%s", | |
53 | "GPRINT:used_max:%12s\:" % _("Maximum") + " %9.2lf%s\\n", | |
54 | ||
55 | # Stacked area of unused space | |
56 | "AREA:free%s:%s:STACK" % (util.lighten(LIGHT_GREEN, .66), _("Free")), | |
57 | "GPRINT:percentage_left_now: (%6.2lf%%)", | |
58 | "GPRINT:free_cur:%12s\:" % _("Current") + " %9.2lf%s", | |
59 | "GPRINT:free_min:%12s\:" % _("Minimum") + " %9.2lf%s", | |
60 | "GPRINT:free_max:%12s\:" % _("Maximum") + " %9.2lf%s\\n", | |
61 | ||
62 | # Add contour lines for the areas | |
63 | "LINE:used%s" % LIGHT_RED, | |
64 | "LINE:free%s::STACK" % LIGHT_GREEN, | |
65 | ] | |
66 | ||
67 | @property | |
68 | def graph_title(self): | |
69 | _ = self.locale.translate | |
70 | return _("Disk Usage of %s") % self.object.mountpoint | |
71 | ||
72 | @property | |
73 | def graph_vertical_label(self): | |
74 | _ = self.locale.translate | |
75 | return _("Bytes") | |
76 | ||
77 | ||
78 | class GraphTemplateInodeUsage(base.GraphTemplate): | |
79 | name = "inode-usage" | |
80 | lower_limit = 0 | |
81 | ||
82 | @property | |
83 | def rrd_graph(self): | |
84 | _ = self.locale.translate | |
85 | ||
86 | rrd_graph = [ | |
9823dfef MT |
87 | # Calculate the percentage of the currently used |
88 | # inodes since this is helps the user very much to | |
89 | # judge | |
cd8bba0b | 90 | "CDEF:percentage_used=100,inodes_used,*,inodes_used,inodes_free,+,/", |
9823dfef | 91 | "CDEF:percentage_left=100,percentage_used,-", |
9823dfef MT |
92 | |
93 | # Area for the used inodes | |
cd8bba0b | 94 | "AREA:inodes_used%s:%s" % (util.lighten(LIGHT_RED, .66), _("Used")), |
9823dfef | 95 | "GPRINT:percentage_used_now: (%6.2lf%%)", |
cd8bba0b MT |
96 | "GPRINT:inodes_used_cur:%12s\:" % _("Current") + " %9.2lf%s", |
97 | "GPRINT:inodes_used_min:%12s\:" % _("Minimum") + " %9.2lf%s", | |
98 | "GPRINT:inodes_used_max:%12s\:" % _("Maximum") + " %9.2lf%s\\n", | |
9823dfef MT |
99 | |
100 | # Stacked area of unused inodes | |
cd8bba0b | 101 | "AREA:inodes_free%s:%s:STACK" % (util.lighten(LIGHT_GREEN, .66), _("Free")), |
9823dfef | 102 | "GPRINT:percentage_left_now: (%6.2lf%%)", |
cd8bba0b MT |
103 | "GPRINT:inodes_free_cur:%12s\:" % _("Current") + " %9.2lf%s", |
104 | "GPRINT:inodes_free_min:%12s\:" % _("Minimum") + " %9.2lf%s", | |
105 | "GPRINT:inodes_free_max:%12s\:" % _("Maximum") + " %9.2lf%s\\n", | |
9823dfef MT |
106 | |
107 | # Add contour lines for the areas | |
cd8bba0b MT |
108 | "LINE:inodes_used%s" % LIGHT_RED, |
109 | "LINE:inodes_free%s::STACK" % LIGHT_GREEN, | |
9823dfef MT |
110 | ] |
111 | ||
112 | return rrd_graph | |
113 | ||
114 | rrd_graph_args = [ | |
115 | "--base", "1000", # inodes | |
116 | ] | |
117 | ||
118 | @property | |
119 | def graph_title(self): | |
120 | _ = self.locale.translate | |
121 | return _("Inode Usage of %s") % self.object.mountpoint | |
122 | ||
123 | @property | |
124 | def graph_vertical_label(self): | |
125 | _ = self.locale.translate | |
126 | return _("Inodes") | |
127 | ||
128 | ||
129 | class DiskUsageObject(base.Object): | |
130 | rrd_schema = [ | |
131 | "DS:used:GAUGE:0:U", | |
132 | "DS:free:GAUGE:0:U", | |
133 | "DS:inodes_used:GAUGE:0:U", | |
134 | "DS:inodes_free:GAUGE:0:U", | |
135 | ] | |
136 | ||
137 | def __repr__(self): | |
138 | return "<%s %s>" % (self.__class__.__name__, self.mountpoint) | |
139 | ||
140 | def init(self, mountpoint): | |
141 | self.mountpoint = mountpoint | |
142 | ||
143 | @property | |
144 | def id(self): | |
145 | mountpoint = self.mountpoint | |
146 | ||
147 | if mountpoint.startswith("/"): | |
148 | mountpoint = mountpoint[1:] | |
149 | ||
150 | if not mountpoint: | |
151 | return "root" | |
152 | ||
153 | return mountpoint.replace("/", "-") | |
154 | ||
155 | def collect(self): | |
156 | stats = os.statvfs(self.mountpoint) | |
157 | ||
158 | return ( | |
159 | # used | |
160 | (stats.f_blocks * stats.f_frsize) - \ | |
161 | (stats.f_bfree * stats.f_bsize), | |
162 | # free | |
163 | stats.f_bfree * stats.f_bsize, | |
164 | # inodes used | |
165 | stats.f_files - stats.f_ffree, | |
166 | # inodes free | |
167 | stats.f_ffree, | |
168 | ) | |
169 | ||
170 | ||
171 | class DiskUsagePlugin(base.Plugin): | |
172 | name = "df" | |
173 | description = "Disk Usage Plugin" | |
174 | ||
175 | templates = [ | |
176 | GraphTemplateDiskUsage, | |
177 | GraphTemplateInodeUsage, | |
178 | ] | |
179 | ||
180 | @property | |
181 | def objects(self): | |
182 | for dev, mnt, fs, opts in _collecty.get_mountpoints(): | |
183 | yield DiskUsageObject(self, mnt) |