From b6660f01127b75ea1acf61a192931165318f4fb1 Mon Sep 17 00:00:00 2001
From: Alexander Sulfrian <alex@spline.inf.fu-berlin.de>
Date: Wed, 14 May 2014 02:35:45 +0200
Subject: Initial commit

---
 log.pl    | 29 +++++++++++++++++++++++++++++
 server.pl | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 stats.pl  | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 143 insertions(+)
 create mode 100755 log.pl
 create mode 100755 server.pl
 create mode 100755 stats.pl

diff --git a/log.pl b/log.pl
new file mode 100755
index 0000000..468d322
--- /dev/null
+++ b/log.pl
@@ -0,0 +1,29 @@
+#!/usr/bin/perl -w
+
+use strict;
+use AnyEvent;
+use AnyEvent::Socket;
+use AnyEvent::Handle;
+
+my $log_socket = '/tmp/log.sock';
+
+my $cv = AnyEvent->condvar;
+
+tcp_connect 'unix/', $log_socket, sub {
+    my ($fh) = @_ or die "Unable to connect: $!";
+
+    my $h; $h = new AnyEvent::Handle
+        fh => $fh,
+        on_eof => sub { $h->destroy; $cv->send; },
+        on_error => sub { die("Connection closed."); };
+
+    while (<STDIN>) {
+        $h->push_write($_);
+    }
+
+    $h->push_shutdown;
+    $h->destroy;
+    $cv->send;
+};
+
+$cv->recv;
diff --git a/server.pl b/server.pl
new file mode 100755
index 0000000..e56b0b4
--- /dev/null
+++ b/server.pl
@@ -0,0 +1,59 @@
+#!/usr/bin/perl -w
+
+use strict;
+use AnyEvent;
+use AnyEvent::Handle;
+use AnyEvent::Socket;
+use Storable;
+
+my $stats = {
+    ham => 0,
+    spam => 0,
+    block => 0,
+};
+
+my $log_socket = '/tmp/log.sock';
+my $stats_socket = '/tmp/stats.sock';
+
+# regex to match the spamd log lines
+my $regex = '^[A-Z][a-z][a-z]  ?\d{1,2} \d{2}:\d{2}:\d{2} vm-mail spamd\[\d+\]: spamd: result: ([Y.]) (-?\d+) ';
+
+tcp_server 'unix/', $log_socket, sub {
+    my $h; $h = new AnyEvent::Handle
+        fh => @_,
+        on_eof => sub { $h->destroy; },
+        on_error => sub { $h->destroy; },
+        on_read => sub { 
+            $h->push_read(line => sub {
+                my ($fh, $line) = @_;
+
+                if ($line =~ m/$regex/) {
+                    if ($1 eq '.') {
+                        $stats->{ham}++;
+                    }
+                    elsif ($1 eq 'Y') {
+                        if ($2 > 10) {
+		            $stats->{block}++;
+                        }
+                        else {
+		            $stats->{spam}++;
+                        }
+                    }
+                }
+            })
+        };
+};
+
+tcp_server 'unix/', $stats_socket, sub {
+    my $h; $h = new AnyEvent::Handle
+        fh => @_,
+        on_eof => sub { $h->destroy; },
+        on_error => sub { $h->destroy; };
+
+    $h->push_write(Storable::freeze($stats) . "\n");
+    $stats = { ham => 0, spam => 0, block => 0 };
+    $h->destroy;
+    undef $h;
+};
+
+AnyEvent->condvar->recv;
diff --git a/stats.pl b/stats.pl
new file mode 100755
index 0000000..5dd65a9
--- /dev/null
+++ b/stats.pl
@@ -0,0 +1,55 @@
+#!/usr/bin/perl -w
+
+use strict;
+use AnyEvent;
+use AnyEvent::Socket;
+use AnyEvent::Handle;
+use Storable;
+use Data::Dumper;
+
+# timeout in seconds
+my $timeout = 10;
+
+# socket
+my $socket = '/tmp/stats.sock';
+
+my $cv = AnyEvent->condvar;
+
+sub my_die {
+    print "UNKNOWN ";
+    print @_;
+    print "\n";
+
+    exit 3;
+}
+
+tcp_connect "unix/", $socket, sub {
+    my ($fh) = @_ or my_die("Unable to connect to socket: $!");;
+    my $h; $h = new AnyEvent::Handle
+        fh => $fh,
+        on_eof => sub {
+            $h->destroy;
+            my_die('Connection closed.');
+        },
+        on_read => sub {
+            $h->push_read(line => sub {
+                my ($h, $line) = @_;
+
+                # read stats data
+                my $stats = Storable::thaw($line);
+
+                print "OK | ham=$stats->{ham};;;0 spam=$stats->{spam};;;0 block=$stats->{block};;;0\n";
+                $cv->send;
+            });
+        };
+};
+
+# general timeout
+my $t; $t = AnyEvent->timer(
+    after => $timeout,
+    cb => sub {
+        my_die("Timeout after $timeout seconds.");
+        undef $t;
+    });
+
+$cv->recv;
-- 
cgit v1.2.3-1-g7c22