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#!/usr/bin/perl
#
# Copyright (c) 2010-2012, The Trusted Domain Project.  All rights reserved.
#
# Script to generate some HTML-ized statistics for OpenDKIM

###
### Setup
###

use strict;
use warnings;

use DBI;
use File::Basename;
use Getopt::Long;
use IO::Handle;
use POSIX;

require DBD::mysql;

# general
my $progname      = basename($0);
my $version       = "2.11.0";
my $verbose       = 0;
my $helponly      = 0;
my $showversion   = 0;

my $out;
my $idx;

my $dbi_s;
my $dbi_h;
my $dbi_a;

my $thresh;

# DB parameters
my $def_dbhost    = "localhost";
my $def_dbname    = "opendkim";
my $def_dbuser    = "opendkim";
my $def_dbpasswd  = "opendkim";
my $def_dbport    = "3306";
my $dbhost;
my $dbname;
my $dbuser;
my $dbpasswd;
my $dbport;

my $dbscheme     = "mysql";

# output location (default)
my $reportout;
my $tmpout;

###
### NO user-serviceable parts beyond this point
###

sub usage
{
	print STDERR "$progname: usage: $progname [options]\n";
	print STDERR "\t--dbhost=host      database host [$def_dbhost]\n";
	print STDERR "\t--dbname=name      database name [$def_dbname]\n";
	print STDERR "\t--dbpasswd=passwd  database password [$def_dbpasswd]\n";
	print STDERR "\t--dbport=port      database port [$def_dbport]\n";
	print STDERR "\t--dbuser=user      database user [$def_dbuser]\n";
	print STDERR "\t--help             print help and exit\n";
	print STDERR "\t--output=file      output file\n";
	print STDERR "\t--verbose          verbose output\n";
	print STDERR "\t--version          print version and exit\n";
}

# parse command line arguments
my $opt_retval = &Getopt::Long::GetOptions ('dbhost=s' => \$dbhost,
                                            'dbname=s' => \$dbname,
                                            'dbpasswd=s' => \$dbpasswd,
                                            'dbport=s' => \$dbport,
                                            'dbuser=s' => \$dbuser,
                                            'help!' => \$helponly,
                                            'output=s' => \$reportout,
                                            'verbose!' => \$verbose,
                                            'version!' => \$showversion,
                                           );

if (!$opt_retval || $helponly)
{
	usage();

	if ($helponly)
	{
		exit(0);
	}
	else
	{
		exit(1);
	}
}

if ($showversion)
{
	print STDOUT "$progname v$version\n";
	exit(0);
}

# apply defaults
if (!defined($dbhost))
{
	if (defined($ENV{'OPENDKIM_DBHOST'}))
	{
		$dbhost = $ENV{'OPENDKIM_DBHOST'};
	}
	else
	{
		$dbhost = $def_dbhost;
	}
}

if (!defined($dbname))
{
	if (defined($ENV{'OPENDKIM_DB'}))
	{
		$dbname = $ENV{'OPENDKIM_DB'};
	}
	else
	{
		$dbname = $def_dbname;
	}
}

if (!defined($dbpasswd))
{
	if (defined($ENV{'OPENDKIM_PASSWORD'}))
	{
		$dbpasswd = $ENV{'OPENDKIM_PASSWORD'};
	}
	else
	{
		$dbpasswd = $def_dbpasswd;
	}
}

if (!defined($dbport))
{
	if (defined($ENV{'OPENDKIM_PORT'}))
	{
		$dbport = $ENV{'OPENDKIM_PORT'};
	}
	else
	{
		$dbport = $def_dbport;
	}
}

if (!defined($dbuser))
{
	if (defined($ENV{'OPENDKIM_USER'}))
	{
		$dbuser = $ENV{'OPENDKIM_USER'};
	}
	else
	{
		$dbuser = $def_dbuser;
	}
}

if (!defined($reportout))
{
	if (defined($ENV{'OPENDKIM_OUTPUT'}))
	{
		$reportout = $ENV{'OPENDKIM_OUTPUT'};
	}
}

if ($verbose)
{
	print STDERR "$progname: started at " . localtime() . "\n";
}

my $dbi_dsn = "DBI:" . $dbscheme . ":database=" . $dbname .
              ";host=" . $dbhost . ";port=" . $dbport;

$dbi_h = DBI->connect($dbi_dsn, $dbuser, $dbpasswd, { PrintError => 0 });
if (!defined($dbi_h))
{
	print STDERR "$progname: unable to connect to database: $DBI::errstr\n";
	exit(1);
}

if ($verbose)
{
	print STDERR "$progname: connected to database\n";
}

#
# start the report
#
if (!defined($reportout))
{
	print STDERR "$progname: no output selected\n";
	exit(1);
}

$tmpout = $reportout . "." . $$;
open($out, ">", $tmpout) or die "$progname: can't open $tmpout: $!";
if ($verbose)
{
	print STDERR "$progname: report started in $tmpout\n";
}

print $out "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n";
print $out "<html>\n";
print $out "  <head>\n";
print $out "    <meta http-equiv=\"content-type\" content=\"text/html;charset=us-ascii\">\n";
print $out "    <title>\n";
print $out "      OpenDKIM Statistics Report\n";
print $out "    </title>\n";
print $out "  </head>\n";
print $out "\n";
print $out "  <body>\n";

print $out "<h1>OpenDKIM Statistics Report</h1>\n";
print $out "Generated " . strftime("%b %e %Y %H:%M:%S", localtime) . "\n";
print $out "<hr>\n";
print $out "<ul>\n";
print $out " <li> <a href=\"#total_records\">Total messages received</a>\n";
print $out " <li> <a href=\"#reporters\">Reporting hosts and record counts</a>\n";
print $out " <li> <a href=\"#signature_counts\">Overall message signature counts</a>\n";
print $out " <li> <a href=\"#dnssec\">DNSSEC results</a>\n";
print $out " <li> <a href=\"#dnssec_trend\">DNSSEC trend</a>\n";
print $out " <li> <a href=\"#passfail\">Overall pass/fail rates for signed mail</a>\n";
print $out " <li> <a href=\"#error_codes\">Top ten error codes</a>\n";
print $out " <li> <a href=\"#third_party\">Author vs. third-party signatures, non-MLM traffic</a>\n";
print $out " <li> <a href=\"#unique_domains\">Count of unique signed From: domains in sample</a>\n";
print $out " <li> <a href=\"#top_signing_domains\">Top 10 signing domains by signature count</a>\n";
print $out " <li> <a href=\"#top_passing_domains\">Top 10 signing domains by passing signature percentage</a>\n";
print $out " <li> <a href=\"#top_failing_domains\">Top 10 signing domains by failed signature percentage</a>\n";
print $out " <li> <a href=\"#use_counts\">Signing domain use counts</a>\n";
print $out " <li> <a href=\"#signing_trend_msg\">Trend in message signing rates</a>\n";
print $out " <li> <a href=\"#signing_trend_domain\">Trend in domain signing rates</a>\n";
print $out " <li> <a href=\"#atps_use\">ATPS use</a>\n";
print $out "</ul>\n";
print $out "<hr>\n";

#
# build a temporary table
#
if ($verbose)
{
	print STDERR "$progname: constructing temporary table\n";
}

$dbi_s = $dbi_h->prepare("CREATE TEMPORARY TABLE t1 (
	id INT UNSIGNED NOT NULL AUTO_INCREMENT,
	messages_id INT UNSIGNED NOT NULL,
	messages_date TIMESTAMP NOT NULL,
	messages_from_domain INT UNSIGNED NOT NULL,
	messages_atps TINYINT UNSIGNED NOT NULL,
	messages_sigcount SMALLINT UNSIGNED NOT NULL,
	signatures_id INT UNSIGNED NOT NULL,
	signatures_domain INT UNSIGNED NOT NULL,
	signatures_pass TINYINT UNSIGNED NOT NULL,
	signatures_fail_body TINYINT UNSIGNED NOT NULL,
	signatures_sigerror SMALLINT UNSIGNED NOT NULL,
	signatures_dnssec SMALLINT NOT NULL,
	reporters_id INT UNSIGNED NOT NULL,
	reporters_name VARCHAR(255) NOT NULL,
	reporters_firstseen TIMESTAMP NOT NULL,
	PRIMARY KEY(id),
	KEY(messages_from_domain),
	KEY(messages_sigcount),
	KEY(messages_atps),
	KEY(signatures_domain),
	KEY(signatures_dnssec),
	KEY(reporters_id)
)");
if (!$dbi_s->execute)
{
	print STDERR "$progname: CREATE TEMPORARY TABLE failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
$dbi_s->finish;

if ($verbose)
{
	print STDERR "$progname: populating temporary table\n";
}

$dbi_s = $dbi_h->prepare("INSERT INTO t1 ( 
	messages_id,
	messages_date,
	messages_from_domain,
	messages_atps,
	messages_sigcount,
	signatures_id,
	signatures_domain,
	signatures_pass,
	signatures_fail_body,
	signatures_sigerror,
	signatures_dnssec,
	reporters_id,
	reporters_name,
	reporters_firstseen)
	SELECT
	messages.id,
	messages.msgtime,
	messages.from_domain,
	messages.atps,
	messages.sigcount,
	signatures.id,
	signatures.domain,
	signatures.pass,
	signatures.fail_body,
	signatures.sigerror,
	signatures.dnssec,
	reporters.id,
	reporters.name,
	reporters.firstseen
	FROM messages
	JOIN reporters  ON messages.reporter = reporters.id
	LEFT OUTER JOIN signatures ON signatures.message = messages.id
	WHERE reporters.enabled = 1");
if (!$dbi_s->execute)
{
	print STDERR "$progname: INSERT INTO TEMPORARY TABLE failed: " . $dbi_h->errstr . "\n";
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
$dbi_s->finish;

if ($verbose)
{
	print STDERR "$progname: generating reports\n";
}

#
# Total record count
#

print $out "<a name=\"total_records\"></a>\n";
print $out "<p> Total records (messages) received: </p>\n";
print $out "<table border=\"1\" columns=\"2\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Messages </b> </td>\n";
print $out "  <td> <b> Signed </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT COUNT(DISTINCT messages_id), SUM(SIGN(messages_sigcount)) FROM t1");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Reporting hosts
# 
print $out "<a name=\"reporters\"></a>\n";
print $out "<p> Reporting hosts and record counts: </p>\n";
print $out "<table border=\"1\" columns=\"4\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Reporter </b> </td>\n";
print $out "  <td> <b> Messages </b> </td>\n";
print $out "  <td> <b> Since </b> </td>\n";
print $out "  <td> <b> Last </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT reporters_name, COUNT(DISTINCT messages_id), reporters_firstseen, MAX(messages_date) FROM t1 GROUP BY 1 ORDER BY 2");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out "  <td> " . $dbi_a->[2] . " </td>\n";
	print $out "  <td> " . $dbi_a->[3] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Overall message signature counts
#
print $out "<a name=\"signature_counts\"></a>\n";
print $out "<p> Overall message signature counts: </p>\n";
print $out "<table border=\"1\" columns=\"2\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Signatures </b> </td>\n";
print $out "  <td> <b> Messages </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT messages_sigcount, COUNT(DISTINCT messages_id) FROM t1 GROUP BY 1");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# DNSSEC results
#

print $out "<a name=\"dnssec\"></a>\n";
print $out "<p> DNSSEC results (see libopendkim/dkim.h): </p>\n";
print $out "<table border=\"1\" columns=\"2\">\n";
print $out " <tr>\n";
print $out "  <td> <b> DNSSEC code </b> </td>\n";
print $out "  <td> <b> Signature Count </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT signatures_dnssec, COUNT(id) FROM t1 GROUP BY 1 ORDER BY 1");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# DNSSEC trend
#

print $out "<a name=\"dnssec_trend\"></a>\n";
print $out "<p> DNSSEC trend: </p>\n";
print $out "<table border=\"1\" columns=\"3\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Domains </b> </td>\n";
print $out "  <td> <b> Year </b> </td>\n";
print $out "  <td> <b> Month </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT COUNT(DISTINCT signatures_domain), YEAR(messages_date), MONTHNAME(messages_date) FROM t1 WHERE (signatures_dnssec = 0 OR signatures_dnssec = 2) GROUP BY 2, 3 ORDER BY 2, MONTH(messages_date)");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out "  <td> " . $dbi_a->[2] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Pass/fail rates
#

print $out "<a name=\"passfail\"></a>\n";
print $out "<p> Overall pass/fail rate for signed mail: </p>\n";
print $out "<table border=\"1\" columns=\"3\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Signatures </b> </td>\n";
print $out "  <td> <b> Passed </b> </td>\n";
print $out "  <td> <b> Failed (body) </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT COUNT(DISTINCT signatures_id), SUM(signatures_pass), SUM(signatures_fail_body) FROM t1 WHERE signatures_id IS NOT NULL");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out "  <td> " . $dbi_a->[2] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Top error codes
#

print $out "<a name=\"error_codes\"></a>\n";
print $out "<p> Top ten error codes (see libopendkim/dkim.h): </p>\n";
print $out "<table border=\"1\" columns=\"2\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Error </b> </td>\n";
print $out "  <td> <b> Instances </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT sigerrorcodes.name, COUNT(t1.id) FROM t1 JOIN sigerrorcodes ON sigerrorcodes.id = signatures_sigerror WHERE NOT signatures_sigerror IN (0, 28) GROUP BY signatures_sigerror ORDER BY 2 DESC LIMIT 10");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Author vs. third-party, non-MLM
#

print $out "<a name=\"third_party\"></a>\n";
print $out "<p> Author vs. third-party signatures, non-MLM traffic: </p>\n";
print $out "<table border=\"1\" columns=\"2\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Author Signatures </b> </td>\n";
print $out "  <td> <b> Passed </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT COUNT(DISTINCT signatures_id), SUM(signatures_pass) FROM t1 WHERE messages_from_domain = signatures_domain");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<table border=\"1\" columns=\"2\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Third-Party Signatures </b> </td>\n";
print $out "  <td> <b> Passed </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT COUNT(DISTINCT signatures_id), SUM(signatures_pass) FROM t1 WHERE NOT messages_from_domain = signatures_domain");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Unique signed From: domains
#

print $out "<a name=\"unique_domains\"></a>\n";
print $out "<p> Count of unique signed From: domains in sample: </p>\n";
print $out "<table border=\"1\" columns=\"1\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Domains </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT COUNT(DISTINCT messages_from_domain) FROM t1 WHERE messages_sigcount > 0");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Top 10 signing domains by signature count
#

print $out "<a name=\"top_signing_domains\"></a>\n";
print $out "<p> Top 10 signing domains by signature count: </p>\n";
print $out "<table border=\"1\" columns=\"2\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Domain </b> </td>\n";
print $out "  <td> <b> Signatures </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT domains.name, SUM(messages_sigcount) FROM t1 JOIN domains ON t1.signatures_domain = domains.id GROUP BY t1.signatures_domain ORDER BY 2 DESC LIMIT 10");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Top 10 passing domains
#

print $out "<a name=\"top_passing_domains\"></a>\n";
print $out "<p> Top 10 signing domains by passing signature percentage: </p>\n";
print $out "<table border=\"1\" columns=\"3\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Domain </b> </td>\n";
print $out "  <td> <b> Signatures </b> </td>\n";
print $out "  <td> <b> % Passed </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT domains.name, COUNT(t1.id), 100*SUM(t1.signatures_pass)/COUNT(t1.id) FROM t1 JOIN domains ON t1.signatures_domain = domains.id GROUP BY t1.signatures_domain ORDER BY 3 DESC, 2 DESC LIMIT 10");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out "  <td> " . $dbi_a->[2] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Top 10 failing domains
#

print $out "<a name=\"top_failing_domains\"></a>\n";
print $out "<p> Top 10 signing domains by failing signature percentage: </p>\n";
print $out "<table border=\"1\" columns=\"3\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Domain </b> </td>\n";
print $out "  <td> <b> Signatures </b> </td>\n";
print $out "  <td> <b> % Failed </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT domains.name, COUNT(t1.id), 100-100*SUM(signatures_pass)/COUNT(t1.id) FROM t1 JOIN domains ON t1.signatures_domain = domains.id GROUP BY t1.signatures_domain ORDER BY 3 DESC, 2 DESC LIMIT 10");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out "  <td> " . $dbi_a->[2] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Domain use counts
#

print $out "<a name=\"use_counts\"></a>\n";
print $out "<p> Signing domain use counts: </p>\n";
print $out "<table border=\"1\" columns=\"2\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Messages </b> </td>\n";
print $out "  <td> <b> Domains </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT msgcount, COUNT(signatures_domain) FROM (SELECT signatures_domain, COUNT(id) AS msgcount FROM t1 GROUP BY 1) a GROUP BY 1 ORDER BY 1 ASC LIMIT 10");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Signing trend (messages)
#

print $out "<a name=\"signing_trend_msg\"></a>\n";
print $out "<p> Trend in message signing rates: </p>\n";
print $out "<table border=\"1\" columns=\"3\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Year </b> </td>\n";
print $out "  <td> <b> Month </b> </td>\n";
print $out "  <td> <b> % Signed </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT YEAR(messages_date), MONTHNAME(messages_date), (100. * SUM(SIGN(messages_sigcount)) / COUNT(DISTINCT messages_id)) FROM t1 GROUP BY 1, MONTH(messages_date) ORDER BY 1, MONTH(messages_date)");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out "  <td> " . $dbi_a->[2] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# Signing trend (domains)
#

print $out "<a name=\"signing_trend_domain\"></a>\n";
print $out "<p> Trend in message signing rates: </p>\n";
print $out "<table border=\"1\" columns=\"3\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Year </b> </td>\n";
print $out "  <td> <b> Month </b> </td>\n";
print $out "  <td> <b> Domains </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT YEAR(messages_date), MONTHNAME(messages_date), COUNT(DISTINCT signatures_domain) FROM t1 GROUP BY 1, MONTH(messages_date) ORDER BY 1, MONTH(messages_date)");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out "  <td> " . $dbi_a->[1] . " </td>\n";
	print $out "  <td> " . $dbi_a->[2] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# ATPS use
#

print $out "<a name=\"atps_use\"></a>\n";
print $out "<p> ATPS use: </p>\n";
print $out "<table border=\"1\" columns=\"1\">\n";
print $out " <tr>\n";
print $out "  <td> <b> Domains </b> </td>\n";
print $out " </tr>\n";
$dbi_s = $dbi_h->prepare("SELECT COUNT(DISTINCT messages_from_domain) FROM t1 WHERE messages_atps = 1");
if (!$dbi_s->execute)
{
	print STDERR "$progname: SELECT failed: " . $dbi_h->errstr;
	$dbi_s->finish;
	$dbi_h->disconnect;
	exit(1);
}
while ($dbi_a = $dbi_s->fetchrow_arrayref())
{
	print $out " <tr>\n";
	print $out "  <td> " . $dbi_a->[0] . " </td>\n";
	print $out " </tr>\n";
}
print $out "</table>\n";
print $out "<br>\n";
$dbi_s->finish;

#
# all done!
if ($verbose)
{
	print STDERR "$progname: terminating at " . localtime() . "\n";
}

$dbi_h->disconnect;

if (defined($reportout))
{
	print $out "<hr>\n";
	print $out "<font size='-1'>Report completed at " . localtime() . "</font>\n";
	print $out "</body>\n";
	print $out "</html>\n";
	close $out;
	rename($tmpout, $reportout) or die "$progname: rename to $reportout failed; $!";
}

exit(0);
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