statistics.rs

use std::sync::Arc;

use crate::tracker::statistics::Metrics;
use crate::tracker::{TorrentsMetrics, Tracker};

#[derive(Debug, PartialEq)]
pub struct TrackerMetrics {
    pub torrents_metrics: TorrentsMetrics,
    pub protocol_metrics: Metrics,
}

pub async fn get_metrics(tracker: Arc<Tracker>) -> TrackerMetrics {
    let torrents_metrics = tracker.get_torrents_metrics().await;
    let stats = tracker.get_stats().await;

    TrackerMetrics {
        torrents_metrics,
        protocol_metrics: Metrics {
            tcp4_connections_handled: stats.tcp4_connections_handled,
            tcp4_announces_handled: stats.tcp4_announces_handled,
            tcp4_scrapes_handled: stats.tcp4_scrapes_handled,
            tcp6_connections_handled: stats.tcp6_connections_handled,
            tcp6_announces_handled: stats.tcp6_announces_handled,
            tcp6_scrapes_handled: stats.tcp6_scrapes_handled,
            udp4_connections_handled: stats.udp4_connections_handled,
            udp4_announces_handled: stats.udp4_announces_handled,
            udp4_scrapes_handled: stats.udp4_scrapes_handled,
            udp6_connections_handled: stats.udp6_connections_handled,
            udp6_announces_handled: stats.udp6_announces_handled,
            udp6_scrapes_handled: stats.udp6_scrapes_handled,
        },
    }
}

#[cfg(test)]
mod tests {
    use std::sync::Arc;

    use crate::config::{ephemeral_configuration, Configuration};
    use crate::tracker;
    use crate::tracker::services::common::tracker_factory;
    use crate::tracker::services::statistics::{get_metrics, TrackerMetrics};

    pub fn tracker_configuration() -> Arc<Configuration> {
        Arc::new(ephemeral_configuration())
    }

    #[tokio::test]
    async fn the_statistics_service_should_return_the_tracker_metrics() {
        let tracker = Arc::new(tracker_factory(&tracker_configuration()));

        let tracker_metrics = get_metrics(tracker.clone()).await;

        assert_eq!(
            tracker_metrics,
            TrackerMetrics {
                torrents_metrics: tracker::TorrentsMetrics::default(),
                protocol_metrics: tracker::statistics::Metrics::default(),
            }
        );
    }
}