[people/pmueller/ipfire-2.x.git] / html / cgi-bin / memory.cgi

#!/usr/bin/perl
###############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2005-2010  IPFire Team                                        #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program is distributed in the hope that it will be useful,             #
# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
# GNU General Public License for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
###############################################################################

use strict;

# enable only the following on debugging purpose
#use warnings;
#use CGI::Carp 'fatalsToBrowser';

require '/var/ipfire/general-functions.pl';
require "${General::swroot}/lang.pl";
require "${General::swroot}/header.pl";
require "${General::swroot}/graphs.pl";

my %color = ();
my %mainsettings = ();
&General::readhash("${General::swroot}/main/settings", \%mainsettings);
&General::readhash("/srv/web/ipfire/html/themes/ipfire/include/colors.txt", \%color);

my @querry = split(/\?/,$ENV{'QUERY_STRING'});
$querry[0] = '' unless defined $querry[0];
$querry[1] = 'hour' unless defined $querry[1];

if ( $querry[0] =~ "memory"){
	print "Content-type: image/png\n\n";
	binmode(STDOUT);
	&Graphs::updatememorygraph($querry[1]);
}elsif ( $querry[0] =~ "swap"){
	print "Content-type: image/png\n\n";
	binmode(STDOUT);
	&Graphs::updateswapgraph($querry[1]);
}else{
	&Header::showhttpheaders();
	&Header::openpage($Lang::tr{'memory information'}, 1, '');
	&Header::openbigbox('100%', 'left');

	&Header::openbox('100%', 'center', "Memory $Lang::tr{'graph'}");
	&Graphs::makegraphbox("memory.cgi","memory","day");
	&Header::closebox();

	if (-f "$mainsettings{'RRDLOG'}/collectd/localhost/swap") {
	    &Header::openbox('100%', 'center', "Swap $Lang::tr{'graph'}");
	    &Graphs::makegraphbox("memory.cgi","swap","day");
	    &Header::closebox();
	}
	
	&Header::openbox('100%', 'center', $Lang::tr{'memory'});
	print "<table width='95%' cellspacing='5'>";
	my $size=0;
	my $used=0;
	my $free=0;
	my $percent=0;
	my $shared=0;
	my $buffers=0;
	my $cached=0;
	my $available=0;

	# output format: kibibytes, wide mode (buffers and cache in two columns)
	open(my $cmd_fh, "-|", '/usr/bin/free -k -w') or die $!;
	while(<$cmd_fh>){
		if ($_ =~ m/^\s+total\s+used\s+free\s+shared\s+buffers\s+cache\s+available$/ ){
			print <<END
<tr>
<td align='center'>&nbsp;</td>
<td align='center' class='boldbase'><b>$Lang::tr{'size'}</b></td>
<td align='center' class='boldbase'><b>$Lang::tr{'used'}</b></td>
<td align='center' class='boldbase'><b>$Lang::tr{'free'}</b></td>
<td align='left' class='boldbase' colspan='2'><b>$Lang::tr{'percentage'}</b></td>
</tr>
END
;
		}else{
			if ($_ =~ m/^Mem:\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)$/){
				($size,$used,$free,$shared,$buffers,$cached,$available) = ($1,$2,$3,$4,$5,$6,$7);
				($percent = ($used/$size)*100) =~ s/^(\d+)(\.\d+)?$/$1%/;
				print <<END
<tr>
<td class='boldbase'><b>$Lang::tr{'ram'}</b></td>
END
;
			}elsif($_ =~ m/^Swap:\s+(\d+)\s+(\d+)\s+(\d+)$/){
				($size,$used,$free) = ($1,$2,$3);
				if ($size != 0){
					($percent = ($used/$size)*100) =~ s/^(\d+)(\.\d+)?$/$1%/;
				}else{
					($percent = '');
				}
				print <<END
<tr>
<td class='boldbase'><b>$Lang::tr{'swap'}</b></td>
END
;
			}
			print <<END
<td align='center'>$size KiB</td>
<td align='center'>$used KiB</td>
<td align='center'>$free KiB</td>
<td>
END
;
			&percentbar($percent);
			print <<END
</td>
<td align='left'>$percent</td>
</tr>
END
;
		}
	}
	close($cmd_fh);
	print <<END
<tr><td colspan='6'><br /></td></tr>
<tr><td class='boldbase'><b>$Lang::tr{'shared'}</b></td><td align='center'>$shared KiB</td></tr>
<tr><td class='boldbase'><b>$Lang::tr{'buffers'}</b></td><td align='center'>$buffers KiB</td></tr>
<tr><td class='boldbase'><b>$Lang::tr{'cached'}</b></td><td align='center'>$cached KiB</td></tr>
<tr><td class='boldbase'><b>$Lang::tr{'available'}</b></td><td align='center'>$available KiB</td></tr>
</table>
END
;
	&Header::closebox();

	&Header::closebigbox();
	&Header::closepage();
}

sub percentbar{
	my $percent = $_[0];
	my $fg = '#a0a0a0';
	my $bg = '#e2e2e2';

	if ($percent =~ m/^(\d+)%$/ ){
		print <<END
<table width='100' border='1' cellspacing='0' cellpadding='0' style='border-width:1px;border-style:solid;border-color:$fg;width:100px;height:10px;'>
<tr>
END
;
		if ($percent eq "100%"){
			print "<td width='100%' bgcolor='$fg' style='background-color:$fg;border-style:solid;border-width:1px;border-color:$bg'>";
		}elsif($percent eq "0%"){
			print "<td width='100%' bgcolor='$bg' style='background-color:$bg;border-style:solid;border-width:1px;border-color:$bg'>";
		}else{
			print "<td width='$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'>";
		}
		print <<END
<img src='/images/null.gif' width='1' height='1' alt='' /></td></tr></table>
END
;
	}
}
Commit	Line	Data
72fe12a9	1	#!/usr/bin/perl
70df8302 MT	2	###############################################################################
	3	# #
	4	# IPFire.org - A linux based firewall #
0d08de33	5	# Copyright (C) 2005-2010 IPFire Team #
70df8302 MT	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	###############################################################################
72fe12a9 MT	21
	22	use strict;
	23
	24	# enable only the following on debugging purpose
cb5e9c6c CS	25	#use warnings;
cb5e9c6c CS	26	#use CGI::Carp 'fatalsToBrowser';
72fe12a9 MT	27
	28	require '/var/ipfire/general-functions.pl';
	29	require "${General::swroot}/lang.pl";
	30	require "${General::swroot}/header.pl";
350b52c5	31	require "${General::swroot}/graphs.pl";
72fe12a9	32
4e481c3a CS	33	my %color = ();
	34	my %mainsettings = ();
	35	&General::readhash("${General::swroot}/main/settings", \%mainsettings);
8186b372	36	&General::readhash("/srv/web/ipfire/html/themes/ipfire/include/colors.txt", \%color);
72fe12a9	37
4e481c3a CS	38	my @querry = split(/\?/,$ENV{'QUERY_STRING'});
	39	$querry[0] = '' unless defined $querry[0];
	40	$querry[1] = 'hour' unless defined $querry[1];
72fe12a9	41
4e481c3a CS	42	if ( $querry[0] =~ "memory"){
	43	print "Content-type: image/png\n\n";
	44	binmode(STDOUT);
	45	&Graphs::updatememorygraph($querry[1]);
	46	}elsif ( $querry[0] =~ "swap"){
	47	print "Content-type: image/png\n\n";
	48	binmode(STDOUT);
	49	&Graphs::updateswapgraph($querry[1]);
	50	}else{
	51	&Header::showhttpheaders();
	52	&Header::openpage($Lang::tr{'memory information'}, 1, '');
	53	&Header::openbigbox('100%', 'left');
72fe12a9	54
4e481c3a CS	55	&Header::openbox('100%', 'center', "Memory $Lang::tr{'graph'}");
	56	&Graphs::makegraphbox("memory.cgi","memory","day");
	57	&Header::closebox();
72fe12a9	58
6239e587	59	if (-f "$mainsettings{'RRDLOG'}/collectd/localhost/swap") {
30114625 AF	60	&Header::openbox('100%', 'center', "Swap $Lang::tr{'graph'}");
	61	&Graphs::makegraphbox("memory.cgi","swap","day");
	62	&Header::closebox();
	63	}
4e481c3a CS	64
	65	&Header::openbox('100%', 'center', $Lang::tr{'memory'});
	66	print "<table width='95%' cellspacing='5'>";
4e481c3a CS	67	my $size=0;
	68	my $used=0;
	69	my $free=0;
	70	my $percent=0;
	71	my $shared=0;
	72	my $buffers=0;
	73	my $cached=0;
43f20d6e	74	my $available=0;
72fe12a9	75
43f20d6e LAH	76	# output format: kibibytes, wide mode (buffers and cache in two columns)
	77	open(my $cmd_fh, "-\|", '/usr/bin/free -k -w') or die $!;
	78	while(<$cmd_fh>){
	79	if ($_ =~ m/^\s+total\s+used\s+free\s+shared\s+buffers\s+cache\s+available$/ ){
4e481c3a	80	print <<END
72fe12a9 MT	81	<tr>
	82	<td align='center'> </td>
	83	<td align='center' class='boldbase'><b>$Lang::tr{'size'}</b></td>
	84	<td align='center' class='boldbase'><b>$Lang::tr{'used'}</b></td>
	85	<td align='center' class='boldbase'><b>$Lang::tr{'free'}</b></td>
	86	<td align='left' class='boldbase' colspan='2'><b>$Lang::tr{'percentage'}</b></td>
	87	</tr>
	88	END
	89	;
4e481c3a	90	}else{
43f20d6e LAH	91	if ($_ =~ m/^Mem:\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)$/){
43f20d6e LAH	92	($size,$used,$free,$shared,$buffers,$cached,$available) = ($1,$2,$3,$4,$5,$6,$7);
4e481c3a CS	93	($percent = ($used/$size)*100) =~ s/^(\d+)(\.\d+)?$/$1%/;
4e481c3a CS	94	print <<END
72fe12a9 MT	95	<tr>
72fe12a9 MT	96	<td class='boldbase'><b>$Lang::tr{'ram'}</b></td>
72fe12a9 MT	97	END
72fe12a9 MT	98	;
4e481c3a CS	99	}elsif($_ =~ m/^Swap:\s+(\d+)\s+(\d+)\s+(\d+)$/){
	100	($size,$used,$free) = ($1,$2,$3);
	101	if ($size != 0){
	102	($percent = ($used/$size)*100) =~ s/^(\d+)(\.\d+)?$/$1%/;
	103	}else{
	104	($percent = '');
	105	}
	106	print <<END
72fe12a9 MT	107	<tr>
72fe12a9 MT	108	<td class='boldbase'><b>$Lang::tr{'swap'}</b></td>
72fe12a9 MT	109	END
72fe12a9 MT	110	;
4e481c3a CS	111	}
4e481c3a CS	112	print <<END
43f20d6e LAH	113	<td align='center'>$size KiB</td>
	114	<td align='center'>$used KiB</td>
	115	<td align='center'>$free KiB</td>
72fe12a9 MT	116	<td>
	117	END
	118	;
4e481c3a CS	119	&percentbar($percent);
4e481c3a CS	120	print <<END
72fe12a9 MT	121	</td>
	122	<td align='left'>$percent</td>
	123	</tr>
	124	END
	125	;
4e481c3a CS	126	}
4e481c3a CS	127	}
43f20d6e	128	close($cmd_fh);
4e481c3a	129	print <<END
43f20d6e LAH	130	<tr><td colspan='6'><br /></td></tr>
	131	<tr><td class='boldbase'><b>$Lang::tr{'shared'}</b></td><td align='center'>$shared KiB</td></tr>
	132	<tr><td class='boldbase'><b>$Lang::tr{'buffers'}</b></td><td align='center'>$buffers KiB</td></tr>
	133	<tr><td class='boldbase'><b>$Lang::tr{'cached'}</b></td><td align='center'>$cached KiB</td></tr>
	134	<tr><td class='boldbase'><b>$Lang::tr{'available'}</b></td><td align='center'>$available KiB</td></tr>
72fe12a9 MT	135	</table>
	136	END
	137	;
4e481c3a	138	&Header::closebox();
72fe12a9	139
4e481c3a CS	140	&Header::closebigbox();
	141	&Header::closepage();
	142	}
72fe12a9	143
4e481c3a CS	144	sub percentbar{
	145	my $percent = $_[0];
	146	my $fg = '#a0a0a0';
	147	my $bg = '#e2e2e2';
72fe12a9	148
4e481c3a CS	149	if ($percent =~ m/^(\d+)%$/ ){
4e481c3a CS	150	print <<END
72fe12a9 MT	151	<table width='100' border='1' cellspacing='0' cellpadding='0' style='border-width:1px;border-style:solid;border-color:$fg;width:100px;height:10px;'>
	152	<tr>
	153	END
	154	;
4e481c3a CS	155	if ($percent eq "100%"){
	156	print "<td width='100%' bgcolor='$fg' style='background-color:$fg;border-style:solid;border-width:1px;border-color:$bg'>";
	157	}elsif($percent eq "0%"){
	158	print "<td width='100%' bgcolor='$bg' style='background-color:$bg;border-style:solid;border-width:1px;border-color:$bg'>";
	159	}else{
	160	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'>";
	161	}
	162	print <<END
72fe12a9 MT	163	<img src='/images/null.gif' width='1' height='1' alt='' /></td></tr></table>
	164	END
	165	;
4e481c3a	166	}
72fe12a9	167	}