From a87c139271b5e9c50bf93114472019ad43b0893a Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Sun, 10 Mar 2019 09:00:06 +0100
Subject: add statistics for munin

---
 munin-stats.pl | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100755 munin-stats.pl

diff --git a/munin-stats.pl b/munin-stats.pl
new file mode 100755
index 0000000..b476ec2
--- /dev/null
+++ b/munin-stats.pl
@@ -0,0 +1,37 @@
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+use 5.020;
+
+use DateTime;
+use DBI;
+
+sub query_to_munin {
+	my ( $label, $query, @args ) = @_;
+
+	$query->execute(@args);
+	my $rows = $query->fetchall_arrayref;
+	if ( @{$rows} ) {
+		printf( "%s.value %d\n", $label, $rows->[0][0] );
+	}
+}
+
+my $dbname = $ENV{TRAVELYNX_DB_FILE} // 'travelynx.sqlite';
+my $dbh = DBI->connect( "dbi:SQLite:dbname=${dbname}", q{}, q{} );
+
+my $now = DateTime->now( time_zone => 'Europe/Berlin' );
+
+my $checkin_window_query
+  = $dbh->prepare(
+qq{select count(*) from user_actions where action_id = 1 and action_time > ?;}
+  );
+
+query_to_munin( 'reg_user_count',
+	$dbh->prepare(qq{select count(*) from users where status = 1;}) );
+query_to_munin( 'checkins_24h', $checkin_window_query,
+	$now->subtract( hours => 24 )->epoch );
+query_to_munin( 'checkins_7d', $checkin_window_query,
+	$now->subtract( days => 7 )->epoch );
+
+$dbh->disconnect;
-- 
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