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root/i-scream/projects/libstatgrab/src/statgrab/statgrab-make-mrtg-config.in
Revision: 1.8
Committed: Mon Aug 23 15:04:50 2004 UTC (20 years, 2 months ago) by ats
Branch: MAIN
CVS Tags: LIBSTATGRAB_0_10_3
Changes since 1.7: +6 -2 lines
Log Message:
Fix logic error: maximum network speeds should be KiB, not Mbit.

File Contents

# Content
1 #!/usr/bin/perl -w
2 # i-scream libstatgrab
3 # http://www.i-scream.org
4 # Copyright (C) 2000-2004 i-scream
5 #
6 # This program is free software; you can redistribute it and/or
7 # modify it under the terms of the GNU General Public License
8 # as published by the Free Software Foundation; either version 2
9 # of the License, or (at your option) any later version.
10 #
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
15 #
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 #
20 # $Id: statgrab-make-mrtg-config.in,v 1.7 2004/08/10 19:13:07 ats Exp $
21
22 use strict;
23 use Getopt::Long;
24
25 my $progname = "statgrab-make-mrtg-config";
26 my $statgrab = "statgrab";
27 my $workdir = undef;
28
29 my $kib = 1024;
30 my $mib = $kib * $kib;
31
32 # Type 0 is plain integers.
33 my $KIBIBYTES = 1;
34 my $PERCENT = 2;
35 my $FLOAT = 3;
36
37 # Print an entry in the MRTG config file.
38 sub entry ($$$$$$$$$$) {
39 my ($title, $vali, $valo, $max, $ylegend, $yunit, $legendi, $legendo, $gauge, $type) = @_;
40 my $name = $vali;
41 my $options = "";
42 $options .= " noo" unless defined $valo;
43 $options .= " gauge" if $gauge;
44 my $sgoptions = "";
45 $sgoptions .= " -o -p" if $type == $PERCENT;
46 $sgoptions .= " -f 1000" if $type == $FLOAT;
47
48 print "\n";
49 print "Title[$name]: $title\n";
50 print "PageTop[$name]: $title\n";
51 print "MaxBytes[$name]: $max\n";
52 print "YLegend[$name]: $ylegend\n";
53 print "ShortLegend[$name]: $yunit\n";
54 print "LegendI[$name]: $legendi\n";
55 print "LegendO[$name]: $legendo\n" if defined $valo;
56 if ($type == $KIBIBYTES) {
57 print "kMG[$name]: Ki,Mi,Gi,Ti\n";
58 $sgoptions .= " -K";
59 }
60 $valo = "const.0" unless defined $valo;
61 print "Options[$name]:$options\n" if $options ne "";
62 print "Target[$name]: `$statgrab$sgoptions -m $vali $valo`\n";
63 }
64
65 my $package_version = '@PACKAGE_VERSION@';
66 my $package_bugreport = '@PACKAGE_BUGREPORT@';
67 my $help_text = <<EOF;
68 Usage: $progname [OPTION]...
69 Generate MRTG configuration from statgrab output and write it to stdout.
70
71 --no-header Don't print MRTG global options; useful if you
72 want to include the output of this script in
73 another MRTG config file
74 --workdir PATH Use PATH for MRTG's WorkDir option
75 --statgrab PATH Specify location of statgrab binary
76 (default "statgrab")
77 --help Display this help and exit
78
79 Version $package_version - report bugs to $package_bugreport.
80 EOF
81
82 sub fatal ($) {
83 my ($message) = @_;
84 die "$progname: $message\n";
85 }
86
87 sub main () {
88 GetOptions('statgrab=s' => \$statgrab,
89 'workdir=s' => \$workdir,
90 'no-header' => \my $no_header,
91 'help' => \my $help) or die $help_text;
92 if ($help) {
93 print "$help_text";
94 exit 0;
95 }
96
97 unless ($no_header or defined $workdir) {
98 fatal "must specify --workdir or --no-header"
99 }
100
101 my %stats = ();
102 my %toplevel = ();
103 my %disks = ();
104 my %fss = ();
105 my %nets = ();
106 open STATGRAB, "$statgrab|" or fatal "can't run statgrab";
107 while (<STATGRAB>) {
108 chomp;
109 /^([^=]*) = (.*)$/ or fatal "bad line in statgrab output";
110 $stats{$1} = $2;
111
112 my @parts = split /\./, $1;
113 $toplevel{$parts[0]} = 1;
114 $disks{$parts[1]} = 1 if $parts[0] eq "disk";
115 $fss{$parts[1]} = 1 if $parts[0] eq "fs";
116 $nets{$parts[1]} = 1 if $parts[0] eq "net";
117 }
118 close STATGRAB;
119
120 unless ($no_header) {
121 print "WorkDir: $workdir\n";
122 print "Options[^]: growright\n";
123 print "WriteExpires: Yes\n";
124 }
125
126 if (exists $toplevel{"cpu"}) {
127 entry("CPU idle", "cpu.idle", undef, "100", "Idle", "%", "idle", undef, 1, $PERCENT);
128 entry("CPU iowait", "cpu.iowait", undef, "100", "iowait", "%", "iowait", undef, 1, $PERCENT);
129 entry("CPU kernel", "cpu.kernel", undef, "100", "Kernel", "%", "kernel", undef, 1, $PERCENT);
130 entry("CPU nice", "cpu.nice", undef, "100", "Nice", "%", "nice", undef, 1, $PERCENT);
131 entry("CPU swap", "cpu.swap", undef, "100", "Swap", "%", "swap", undef, 1, $PERCENT);
132 entry("CPU user", "cpu.user", undef, "100", "User", "%", "user", undef, 1, $PERCENT);
133 }
134
135 foreach my $disk (sort keys %disks) {
136 my $name = $stats{"disk.$disk.disk_name"};
137 entry("Disk $name IO", "disk.$disk.read_bytes", "disk.$disk.write_bytes", 100*$mib, "IO rate", "KiB/s", "read", "write", 0, $KIBIBYTES);
138 }
139
140 foreach my $fs (sort keys %fss) {
141 my $name = $stats{"fs.$fs.mnt_point"};
142 my $size = $stats{"fs.$fs.size"};
143 my $inodes = $stats{"fs.$fs.total_inodes"};
144 entry("Filesystem $name space usage", "fs.$fs.used", undef, $size, "Space used", "KiB", "used", undef, 1, $KIBIBYTES);
145 entry("Filesystem $name inode usage", "fs.$fs.used_inodes", undef, $inodes, "Inodes used", "inodes", "used", undef, 1, 0);
146 }
147
148 if (exists $toplevel{"load"}) {
149 entry("Load average over 1 minute", "load.min1", undef, 100, "Load average", "running * 1000", "load", undef, 1, $FLOAT);
150 entry("Load average over 5 minutes", "load.min5", undef, 100, "Load average", "running * 1000", "load", undef, 1, $FLOAT);
151 entry("Load average over 15 minutes", "load.min15", undef, 100, "Load average", "running * 1000", "load", undef, 1, $FLOAT);
152 }
153
154 if (exists $toplevel{"mem"}) {
155 my $total = $stats{"mem.total"};
156 entry("Memory usage", "mem.used", "mem.cache", $total, "Memory usage", "KiB", "total", "cache", 1, $KIBIBYTES);
157 }
158
159 foreach my $net (sort keys %nets) {
160 my $name = $stats{"net.$net.interface_name"};
161 my $speed = int($stats{"net.$net.speed"});
162 $speed = 100 if $speed == 0;
163
164 # The speed is reported in Mbit/s; we want KiB/s.
165 $speed = ($speed * 1000000) / (8 * $kib);
166
167 entry("Network interface $name IO", "net.$net.rx", "net.$net.tx", $speed, "Network IO", "KiB/s", "rx", "tx", 0, $KIBIBYTES);
168 }
169
170 if (exists $toplevel{"page"}) {
171 # FIXME what's a sensible maximum?
172 entry("Paging IO", "page.in", "page.out", 1000, "Paging IO", "pages", "in", "out", 0, 0);
173 }
174
175 if (exists $toplevel{"proc"}) {
176 # FIXME mildly silly assumption
177 my $maxproc = 65536;
178 entry("Processes running", "proc.running", undef, $maxproc, "Running", "procs", "running", undef, 1, 0);
179 entry("Processes sleeping", "proc.sleeping", undef, $maxproc, "Sleeping", "procs", "running", undef, 1, 0);
180 entry("Processes stopped", "proc.stopped", undef, $maxproc, "Stopped", "procs", "running", undef, 1, 0);
181 entry("Processes", "proc.total", undef, $maxproc, "Total", "procs", "running", undef, 1, 0);
182 entry("Processes zombie", "proc.zombie", undef, $maxproc, "Zombie", "procs", "running", undef, 1, 0);
183 }
184
185 if (exists $toplevel{"swap"}) {
186 my $swapsize = $stats{"swap.total"};
187 entry("Swap usage", "swap.used", undef, $swapsize, "Swap usage", "KiB", "used", undef, 1, $KIBIBYTES);
188 }
189
190 if (exists $toplevel{"user"}) {
191 entry("Users", "user.num", undef, 1000, "Users", "users", "users", undef, 1, 0);
192 }
193 }
194
195 main();