corrected some smaller bugs in some cgiŽs
[people/pmueller/ipfire-2.x.git] / html / cgi-bin / memory.cgi
CommitLineData
72fe12a9 1#!/usr/bin/perl
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2###############################################################################
3# #
4# IPFire.org - A linux based firewall #
5# Copyright (C) 2007 Michael Tremer & Christian Schmidt #
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###############################################################################
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21
22use strict;
23
24# enable only the following on debugging purpose
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25#use warnings;
26#use CGI::Carp 'fatalsToBrowser';
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27
28require '/var/ipfire/general-functions.pl';
29require "${General::swroot}/lang.pl";
30require "${General::swroot}/header.pl";
350b52c5 31require "${General::swroot}/graphs.pl";
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32
33my %cgiparams=();
34
350b52c5 35&Graphs::updatememgraph ("day");
72fe12a9 36
350b52c5 37&Header::showhttpheaders();
72fe12a9 38&Header::getcgihash(\%cgiparams);
72fe12a9 39&Header::openpage($Lang::tr{'memory information'}, 1, '');
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40&Header::openbigbox('100%', 'left');
41
42&Header::openbox('100%', 'center', "Memory $Lang::tr{'graph'}");
43if (-e "$Header::graphdir/memory-day.png") {
44 my $ftime = localtime((stat("$Header::graphdir/memory-day.png"))[9]);
45 print "<center><b>$Lang::tr{'the statistics were last updated at'}: $ftime</b></center><br />\n";
46 print "<a href='/cgi-bin/graphs.cgi?graph=memory'>";
47 print "<img alt='' src='/graphs/memory-day.png' border='0' />";
48 print "</a>";
49} else {
50 print $Lang::tr{'no information available'};
51}
52print "<br />\n";
53&Header::closebox();
54
55&Header::openbox('100%', 'center', "Swap $Lang::tr{'graph'}");
56if (-e "$Header::graphdir/swap-day.png") {
57 my $ftime = localtime((stat("$Header::graphdir/swap-day.png"))[9]);
58 print "<center><b>$Lang::tr{'the statistics were last updated at'}: $ftime</b></center><br />\n";
59 print "<a href='/cgi-bin/graphs.cgi?graph=swap'>";
60 print "<img alt='' src='/graphs/swap-day.png' border='0' />";
61 print "</a>";
62} else {
63 print $Lang::tr{'no information available'};
64}
65print "<br />\n";
66&Header::closebox();
67
68&Header::openbox('100%', 'center', $Lang::tr{'memory'});
69print "<table width='95%' cellspacing='5'>";
70my $ram=0;
71my $size=0;
72my $used=0;
73my $free=0;
74my $percent=0;
75my $shared=0;
76my $buffers=0;
77my $cached=0;
78open(FREE,'/usr/bin/free |');
79while(<FREE>)
80{
81 if ($_ =~ m/^\s+total\s+used\s+free\s+shared\s+buffers\s+cached$/ )
82 {
83 print <<END
84<tr>
85<td align='center'>&nbsp;</td>
86<td align='center' class='boldbase'><b>$Lang::tr{'size'}</b></td>
87<td align='center' class='boldbase'><b>$Lang::tr{'used'}</b></td>
88<td align='center' class='boldbase'><b>$Lang::tr{'free'}</b></td>
89<td align='left' class='boldbase' colspan='2'><b>$Lang::tr{'percentage'}</b></td>
90</tr>
91END
92;
93 } else {
94 if ($_ =~ m/^Mem:\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)$/) {
95 ($ram,$size,$used,$free,$shared,$buffers,$cached) = ($1,$1,$2,$3,$4,$5,$6);
96 ($percent = ($used/$size)*100) =~ s/^(\d+)(\.\d+)?$/$1%/;
97 print <<END
98<tr>
99<td class='boldbase'><b>$Lang::tr{'ram'}</b></td>
33e1f48c 100<td align='center'>$size KB</td>
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101END
102;
103 } elsif ($_ =~ m/^Swap:\s+(\d+)\s+(\d+)\s+(\d+)$/) {
104 ($size,$used,$free) = ($1,$2,$3);
105 if ($size != 0)
106 {
107 ($percent = ($used/$size)*100) =~ s/^(\d+)(\.\d+)?$/$1%/;
108 } else {
109 ($percent = '');
110 }
111 print <<END
112<tr>
113<td class='boldbase'><b>$Lang::tr{'swap'}</b></td>
33e1f48c 114<td align='center'>$size KB</td>
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115END
116;
117 } elsif ($ram and $_ =~ m/^-\/\+ buffers\/cache:\s+(\d+)\s+(\d+)$/ ) {
118 ($used,$free) = ($1,$2);
119 ($percent = ($used/$ram)*100) =~ s/^(\d+)(\.\d+)?$/$1%/;
120 print "<tr><td colspan='2' class='boldbase'><b>$Lang::tr{'excluding buffers and cache'}</b></td>"
121 }
122 print <<END
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123<td align='center'>$used KB</td>
124<td align='center'>$free KB</td>
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125<td>
126END
127;
128 &percentbar($percent);
129 print <<END
130</td>
131<td align='left'>$percent</td>
132</tr>
133END
134;
135 }
136}
137close FREE;
138print <<END
139<tr><td class='boldbase' colspan='2'><br /></td></tr>
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140<tr><td class='boldbase'><b>$Lang::tr{'shared'}</b></td><td align='center'>$shared KB</td></tr>
141<tr><td class='boldbase'><b>$Lang::tr{'buffers'}</b></td><td align='center'>$buffers KB</td></tr>
142<tr><td class='boldbase'><b>$Lang::tr{'cached'}</b></td><td align='center'>$cached KB</td></tr>
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143</table>
144END
145;
146&Header::closebox();
147
148&Header::closebigbox();
149
150&Header::closepage();
151
152sub percentbar
153{
154 my $percent = $_[0];
155 my $fg = '#a0a0a0';
156 my $bg = '#e2e2e2';
157
158 if ($percent =~ m/^(\d+)%$/ )
159 {
160 print <<END
161<table width='100' border='1' cellspacing='0' cellpadding='0' style='border-width:1px;border-style:solid;border-color:$fg;width:100px;height:10px;'>
162<tr>
163END
164;
165 if ($percent eq "100%") {
166 print "<td width='100%' bgcolor='$fg' style='background-color:$fg;border-style:solid;border-width:1px;border-color:$bg'>"
167 } elsif ($percent eq "0%") {
168 print "<td width='100%' bgcolor='$bg' style='background-color:$bg;border-style:solid;border-width:1px;border-color:$bg'>"
169 } else {
170 print "<td width='$percent' bgcolor='$fg' style='background-color:$fg;border-style:solid;border-width:1px;border-color:$bg'></td><td width='" . (100-$1) . "%' bgcolor='$bg' style='background-color:$bg;border-style:solid;border-width:1px;border-color:$bg'>"
171 }
172 print <<END
173<img src='/images/null.gif' width='1' height='1' alt='' /></td></tr></table>
174END
175;
176 }
177}