File: couriergraph.cgi

package info (click to toggle)
couriergraph 0.25-4.3
  • links: PTS
  • area: main
  • in suites: jessie, jessie-kfreebsd, wheezy
  • size: 188 kB
  • ctags: 24
  • sloc: perl: 621; sh: 144; makefile: 53
file content (187 lines) | stat: -rwxr-xr-x 5,796 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
#!/usr/bin/perl -w

# couriergraph -- a postfix statistics rrdtool frontend
# copyright (c) 2002-2006 Ralf Hildebrandt <ralf.hildebrandt@charite.de>
# based upon mailgraph, which is
# mailgraph -- a postfix statistics rrdtool frontend
# copyright (c) 2000-2006 David Schweikert <dws@ee.ethz.ch>
# released under the GNU General Public License

use RRDs;
use POSIX qw(uname);

my $VERSION = "1.10stack";

my $host = (POSIX::uname())[1];
my $scriptname = 'couriergraph.cgi';
my $xpoints = 540;
my $points_per_sample = 3;
my $ypoints = 160;
my $ypoints_err = 96;
my $rrd = '/var/lib/couriergraph/couriergraph.rrd'; 	# path to where the RRD database is
my $tmp_dir = '/var/cache/couriergraph'; 		# temporary directory where to store the images

my @graphs = (
	{ title => 'Day Graphs',   seconds => 3600*24,        },
	{ title => 'Week Graphs',  seconds => 3600*24*7,      },
	{ title => 'Month Graphs', seconds => 3600*24*31,     },
	{ title => 'Year Graphs',  seconds => 3600*24*365, },
);

sub graph($$$)
{
	my $range = shift;
	my $file = shift;
	my $title = shift;
	my $step = $range*$points_per_sample/$xpoints;
	my $date = localtime(time);
	$date =~ s|:|\\:|g unless $rrdtool_1_0;

	my ($graphret,$xs,$ys) = RRDs::graph($file,
		'--imgformat', 'PNG',
		'--width', $xpoints,
		'--height', $ypoints,
		'--start', "-$range",
		'--vertical-label', 'logins/min',
		'--lower-limit', 0,
		'--units-exponent', 0, # don't show milli-messages/s
		'--lazy',
		'--color', 'SHADEA#ffffff',
		'--color', 'SHADEB#ffffff',
		'--color', 'BACK#ffffff',
	    
                $RRDs::VERSION < 1.2002 ? () : (
		    '--slope-mode'
		),

		"DEF:pop3d_login=$rrd:pop3d_login:AVERAGE",
		"DEF:mpop3d_login=$rrd:pop3d_login:MAX",
		"DEF:pop3d_ssl_login=$rrd:pop3d_ssl_login:AVERAGE",
		"DEF:mpop3d_ssl_login=$rrd:pop3d_ssl_login:MAX",
	    
		"CDEF:rpop3d_login=pop3d_login,60,*",
		"CDEF:vpop3d_login=pop3d_login,UN,0,pop3d_login,IF,$range,*",
		"CDEF:rmpop3d_login=mpop3d_login,60,*",

    		"CDEF:rpop3d_ssl_login=pop3d_ssl_login,60,*",
		"CDEF:vpop3d_ssl_login=pop3d_ssl_login,UN,0,pop3d_ssl_login,IF,$range,*",
		"CDEF:rmpop3d_ssl_login=mpop3d_ssl_login,60,*",

		"DEF:imapd_login=$rrd:imapd_login:AVERAGE",
		"DEF:mimapd_login=$rrd:imapd_login:MAX",
		"DEF:imapd_ssl_login=$rrd:imapd_ssl_login:AVERAGE",
		"DEF:mimapd_ssl_login=$rrd:imapd_ssl_login:MAX",
	    
	    	"CDEF:rimapd_login=imapd_login,60,*",
		"CDEF:vimapd_login=imapd_login,UN,0,imapd_login,IF,$range,*",
		"CDEF:rmimapd_login=mimapd_login,60,*",
	    
	        "CDEF:rimapd_ssl_login=imapd_ssl_login,60,*",
		"CDEF:rmimapd_ssl_login=mimapd_ssl_login,60,*",
	        "CDEF:vimapd_ssl_login=imapd_ssl_login,UN,0,imapd_ssl_login,IF,$range,*",
  	 	    
		'LINE:rpop3d_login#DD0000:pop3    ',
		'GPRINT:vpop3d_login:AVERAGE:total\: %8.0lf logins',
		'GPRINT:rmpop3d_login:MAX:max\: %4.0lf logins/min\l',
		'HRULE:0#000000',
	    
		'AREA:rpop3d_ssl_login#770000:pop3/ssl:STACK',
		'GPRINT:vpop3d_ssl_login:AVERAGE:total\: %8.0lf logins',
		'GPRINT:rmpop3d_ssl_login:MAX:max\: %4.0lf logins/min\l',
		'HRULE:0#000000',

	        'LINE:rimapd_login#00DD00:imap    ',
	        'GPRINT:vimapd_login:AVERAGE:total\: %8.0lf logins',
		'GPRINT:rmimapd_login:MAX:max\: %4.0lf logins/min\l',
		'HRULE:0#000000',
	    
		'AREA:rimapd_ssl_login#007700:imap/ssl:STACK',
		'GPRINT:vimapd_ssl_login:AVERAGE:total\: %8.0lf logins',
		'GPRINT:rmimapd_ssl_login:MAX:max\: %4.0lf logins/min\l',

		'COMMENT:\s',
		'COMMENT:['.$date.']\r',
	);
	my $ERR=RRDs::error;
	die "ERROR: $ERR\n" if $ERR;
}

sub print_html()
{
	print "Content-Type: text/html\n\n";

	print <<HEADER;
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<HTML>
<HEAD>
<TITLE>Courier Login Statistics for $host</TITLE>
<META HTTP-EQUIV="Refresh" CONTENT="300">
<META HTTP-EQUIV="Pragma" CONTENT="no-cache">
</HEAD>
<BODY BGCOLOR="#FFFFFF">
HEADER

	print "<H1>Courier Login Statistics for $host</H1>\n";
	for my $n (0..$#graphs) {
		print '<div style="background: #dddddd; width: 632px">';
		print "<H2>$graphs[$n]{title}</H2>\n";
		print "</div>\n";
		print "<P><IMG BORDER=\"0\" SRC=\"$scriptname?${n}-n\" ALT=\"couriergraph\">\n";
	}

	print <<FOOTER;
<hr width="630" align="left" size="1" noshade>
<table border="0" width="630" cellpadding="0" cellspacing="0" background="#dddddd"><tr><td align="left">
<A href="http://www.stahl.bau.tu-bs.de/~hildeb/postfix/couriergraph">Couriergraph</A> $VERSION
by <A href="http://www.stahl.bau.tu-bs.de/~hildeb/">Ralf Hildebrandt</A>, based upon
<A href="http://people.ee.ethz.ch/~dws/software/mailgraph">Mailgraph</A> $VERSION
by <A href="http://people.ee.ethz.ch/~dws/">David Schweikert</A></td>
<td ALIGN="right">
<a HREF="http://people.ee.ethz.ch/~oetiker/webtools/rrdtool/"><img border="0" src="http://people.ethz.ch/~oetiker/webtools/rrdtool/.pics/rrdtool.gif" alt="" width="120" height="34"></a>
</td></tr></table>
</BODY></HTML>
FOOTER
}

sub send_image($)
{
	my $file = shift;
	-r $file or do {
		print "Content-type: text/plain\n\nERROR: can't find $file\n";
		exit 1;
	};

	print "Content-type: image/png\n";
	print "Content-length: ".((stat($file))[7])."\n";
	print "\n";
	open(IMG, $file) or die;
	my $data;
	print $data while read IMG, $data, 1;
}

sub main()
{
	my $uri = $ENV{REQUEST_URI} || '';
	$uri =~ s/\/[^\/]+$//;
	$uri =~ s/\//,/g;
	$uri =~ s/(\~|\%7E)/tilde,/g;
	mkdir $tmp_dir, 0777 unless -d $tmp_dir;
	mkdir "$tmp_dir/$uri", 0777 unless -d "$tmp_dir/$uri";

	my $img = $ENV{QUERY_STRING};
	if(defined $img and $img =~ /\S/) {
		if($img =~ /^(\d+)-n$/) {
			my $file = "$tmp_dir/$uri/couriergraph_$1.png";
			graph($graphs[$1]{seconds}, $file, $graphs[$1]{title});
			send_image($file);
		}
		else {
			die "ERROR: invalid argument\n";
		}
	}
	else {
		print_html;
	}
}

main;