move munin-stats to a mojolicious command

1 files changed, 52 insertions, 0 deletions

diff --git a/lib/Travelynx/Command/munin.pm b/lib/Travelynx/Command/munin.pm
new file mode 100644
index 0000000..23ed747
--- /dev/null
+++ b/lib/Travelynx/Command/munin.pm
@@ -0,0 +1,52 @@
+package Travelynx::Command::munin;
+use Mojo::Base 'Mojolicious::Command';
+
+use DateTime;
+
+has description => 'Generate statistics for munin-node';
+
+has usage => sub { shift->extract_usage };
+
+sub query_to_munin {
+	my ( $label, $query, @args ) = @_;
+
+	$query->execute(@args);
+	my $rows = $query->fetchall_arrayref;
+	if ( @{$rows} ) {
+		printf( "%s.value %d\n", $label, $rows->[0][0] );
+	}
+}
+
+sub run {
+	my ($self, $filename) = @_;
+
+	my $dbh = $self->app->dbh;
+
+	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 );
+	query_to_munin( 'checkins_30d', $checkin_window_query,
+		$now->subtract( days => 30 )->epoch );
+
+	$dbh->disconnect;
+}
+
+1;
+
+__END__
+
+=head1 SYNOPSIS
+
+  Usage: index.pl munin
+
+  Write statistics for munin-node to stdout