udp: remove glommio implementation

aquatic_udp/src/lib/tasks.rs

@@ -0,0 +1,96 @@
+use std::sync::atomic::Ordering;
+
+use histogram::Histogram;
+
+use super::common::*;
+use crate::config::Config;
+
+pub fn gather_and_print_statistics(state: &State, config: &Config) {
+    let interval = config.statistics.interval;
+
+    let requests_received: f64 = state
+        .statistics
+        .requests_received
+        .fetch_and(0, Ordering::SeqCst) as f64;
+    let responses_sent: f64 = state
+        .statistics
+        .responses_sent
+        .fetch_and(0, Ordering::SeqCst) as f64;
+    let bytes_received: f64 = state
+        .statistics
+        .bytes_received
+        .fetch_and(0, Ordering::SeqCst) as f64;
+    let bytes_sent: f64 = state.statistics.bytes_sent.fetch_and(0, Ordering::SeqCst) as f64;
+
+    let requests_per_second = requests_received / interval as f64;
+    let responses_per_second: f64 = responses_sent / interval as f64;
+    let bytes_received_per_second: f64 = bytes_received / interval as f64;
+    let bytes_sent_per_second: f64 = bytes_sent / interval as f64;
+
+    println!(
+        "stats: {:.2} requests/second, {:.2} responses/second",
+        requests_per_second, responses_per_second
+    );
+
+    println!(
+        "bandwidth: {:7.2} Mbit/s in, {:7.2} Mbit/s out",
+        bytes_received_per_second * 8.0 / 1_000_000.0,
+        bytes_sent_per_second * 8.0 / 1_000_000.0,
+    );
+
+    let mut total_num_torrents_ipv4 = 0usize;
+    let mut total_num_torrents_ipv6 = 0usize;
+    let mut total_num_peers_ipv4 = 0usize;
+    let mut total_num_peers_ipv6 = 0usize;
+
+    let mut peers_per_torrent = Histogram::new();
+
+    {
+        let torrents = &mut state.torrents.lock();
+
+        for torrent in torrents.ipv4.values() {
+            let num_peers = torrent.num_seeders + torrent.num_leechers;
+
+            if let Err(err) = peers_per_torrent.increment(num_peers as u64) {
+                ::log::error!("error incrementing peers_per_torrent histogram: {}", err)
+            }
+
+            total_num_peers_ipv4 += num_peers;
+        }
+        for torrent in torrents.ipv6.values() {
+            let num_peers = torrent.num_seeders + torrent.num_leechers;
+
+            if let Err(err) = peers_per_torrent.increment(num_peers as u64) {
+                ::log::error!("error incrementing peers_per_torrent histogram: {}", err)
+            }
+
+            total_num_peers_ipv6 += num_peers;
+        }
+
+        total_num_torrents_ipv4 += torrents.ipv4.len();
+        total_num_torrents_ipv6 += torrents.ipv6.len();
+    }
+
+    println!(
+        "ipv4 torrents: {}, peers: {}; ipv6 torrents: {}, peers: {}",
+        total_num_torrents_ipv4,
+        total_num_peers_ipv4,
+        total_num_torrents_ipv6,
+        total_num_peers_ipv6,
+    );
+
+    if peers_per_torrent.entries() != 0 {
+        println!(
+            "peers per torrent: min: {}, p50: {}, p75: {}, p90: {}, p99: {}, p999: {}, max: {}",
+            peers_per_torrent.minimum().unwrap(),
+            peers_per_torrent.percentile(50.0).unwrap(),
+            peers_per_torrent.percentile(75.0).unwrap(),
+            peers_per_torrent.percentile(90.0).unwrap(),
+            peers_per_torrent.percentile(99.0).unwrap(),
+            peers_per_torrent.percentile(99.9).unwrap(),
+            peers_per_torrent.maximum().unwrap(),
+        );
+    }
+
+    println!();
+}