/usr/share/munin/plugins/squid_requests is in munin-node 1.4.6-3ubuntu3.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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 | #!/usr/bin/perl -w
# -*- perl -*-
=head1 NAME
squid_requests - Plugin to monitor squid requests.
=head1 CONFIGURATION
Configuration variables:
squidhost - host (default "localhost")
squidport - port (default "3128")
squiduser - username (default "")
squidpasswd - password (default "")
=head1 AUTHOR
Copyright (C) 2004 Jimmy Olsen, Audun Ytterdal, Tore Anderson
=head1 LICENSE
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; version 2 dated June,
1991.
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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
=head1 MAGIC MARKERS
#%# family=auto
#%# capabilities=autoconf
=cut
my $ret = undef;
if (! eval "require IO::Socket;")
{
$ret = "IO::Socket not found";
}
if (! eval "require MIME::Base64;")
{
$ret = "MIME::Base64 not found";
}
$squid_host = $ENV{squidhost} || "localhost";
$squid_port = $ENV{squidport} || 3128;
$user = $ENV{squiduser} || "";
$passwd = $ENV{squidpasswd} || "";
$target = "client_http\.(requests|hits|errors)";
if($ARGV[0] and $ARGV[0] eq "autoconf") {
&autoconf($squid_host, $squid_port, $user, $passwd);
}
sub autoconf {
my ($host, $port, $user, $passwd) = @_;
if ($ret)
{
print "no ($ret)\n";
exit 0;
}
my $cachemgr = IO::Socket::INET->new(PeerAddr => $host,
PeerPort => $port,
Proto => 'tcp',
Timeout => 5);
if (!$cachemgr)
{
print "no (could not connect: $!)\n";
exit 0;
}
my $request = "GET cache_object://$host/counters HTTP/1.0\r\n" .
"Accept: */*\r\n" .
&make_auth_header($user, $passwd) .
"\r\n";
$cachemgr->syswrite($request, length($request));
my @lines = $cachemgr->getlines();
print "yes\n";
exit 0;
}
sub make_auth_header {
my ($user, $passwd) = @_;
if(!defined $passwd || $passwd eq "") {
return "";
} else {
my $auth = MIME::Base64::encode_base64(($user ? $user : "") . ":$passwd", "");
return "Authorization: Basic $auth\r\n" .
"Proxy-Authorization: Basic $auth\r\n";
}
}
sub query_squid {
my ($host, $port, $user, $passwd) = @_;
my $cachemgr = IO::Socket::INET->new(PeerAddr => $host,
PeerPort => $port,
Proto => 'tcp') or die($!);
my $request = "GET cache_object://$host/counters HTTP/1.0\r\n" .
"Accept: */*\r\n" .
&make_auth_header($user, $passwd) .
"\r\n";
$cachemgr->syswrite($request, length($request));
my @lines = $cachemgr->getlines();
for(my $i = 0; $i <= $#lines; $i++) {
if($lines[$i] =~ /$target = (\d+)/) {
print "$1.value $2\n";
}
}
}
if($ARGV[0] and $ARGV[0] eq "config") {
print "graph_title Squid client requests\n";
print "graph_args --base 1000 -l 0\n";
print "graph_vlabel requests / \${graph_period}\n";
print "graph_order hits errors requests\n";
print "graph_total total\n";
print "graph_scale no\n";
print "graph_category squid\n";
print "hits.label hits\n";
print "hits.type DERIVE\n";
print "hits.draw AREA\n";
print "hits.min 0\n";
print "hits.max 500000\n";
print "errors.label errors\n";
print "errors.type DERIVE\n";
print "errors.draw STACK\n";
print "errors.min 0\n";
print "errors.max 500000\n";
print "requests.label misses\n";
print "requests.cdef requests,hits,-,errors,-\n";
print "requests.type DERIVE\n";
print "requests.draw STACK\n";
print "requests.min 0\n";
print "requests.max 500000\n";
exit 0;
}
&query_squid($squid_host, $squid_port, $user, $passwd, $target);
# vim:syntax=perl
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