{"id":486175,"date":"2026-07-04T15:58:09","date_gmt":"2026-07-04T15:58:09","guid":{"rendered":"https:\/\/savepearlharbor.com\/?p=486175"},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-29T21:00:00","slug":"","status":"publish","type":"post","link":"https:\/\/savepearlharbor.com\/?p=486175","title":{"rendered":"\u0421\u0447\u0438\u0442\u0430\u0435\u043c \u043f\u0430\u043a\u0435\u0442\u044b \u043d\u0430 Rust"},"content":{"rendered":"<div xmlns=\"http:\/\/www.w3.org\/1999\/xhtml\">\n<p>\u0412 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0435 \u0432\u0440\u0435\u043c\u044f \u0432\u0441\u0435 \u0447\u0430\u0449\u0435 \u043f\u043e\u043f\u0430\u0434\u0430\u044e\u0442\u0441\u044f \u0441\u0442\u0430\u0442\u044c\u0438 \u043d\u0430 \u0442\u0435\u043c\u0443 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0439, \u043e\u0442 \u0432\u0434\u043e\u0445\u043d\u043e\u0432\u0435\u043d\u0438\u044f \u0437\u0430\u0445\u043e\u0442\u0435\u043b\u043e\u0441\u044c \u0447\u0442\u043e-\u043d\u0438\u0431\u0443\u0434\u044c \u0441\u043c\u0430\u0441\u0442\u0435\u0440\u0438\u0442\u044c. \u0412\u044b\u0431\u043e\u0440 \u043f\u0430\u043b \u043d\u0430 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433\u0430 \u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u043d\u0430 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0448\u0438\u043d\u0435 \u2013 \u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u043b\u0438\/\u043f\u043e\u043b\u0443\u0447\u0438\u043b\u0438 \u0438 \u043a\u043e\u043c\u0443\/\u043e\u0442 \u043a\u043e\u0433\u043e, \u043f\u0438\u0441\u0430\u0442\u044c \u0431\u0443\u0434\u0435\u043c \u043d\u0430 Rust.<\/p>\n<h2>\u0417\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438<\/h2>\n<ul>\n<li>\n<p><a href=\"https:\/\/docs.rs\/pcap\/latest\/pcap\/\" rel=\"noopener noreferrer nofollow\">pcap<\/a> \u2013 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043f\u0435\u0440\u0435\u0445\u0432\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0442\u0435 \u0441\u0430\u043c\u044b\u0435 \u043f\u0430\u043a\u0435\u0442\u044b<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/docs.rs\/etherparse\/latest\/etherparse\/\" rel=\"noopener noreferrer nofollow\">etherparse<\/a> \u2013 \u0434\u043b\u044f \u043f\u0430\u0440\u0441\u0438\u043d\u0433\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u043f\u0430\u043a\u0435\u0442\u0430<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/docs.rs\/hickory-proto\/latest\/hickory_proto\/\" rel=\"noopener noreferrer nofollow\">hickory-proto<\/a> \u2013 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 dns \u043f\u0430\u043a\u0435\u0442\u043e\u0432, \u043f\u043e\u043d\u0430\u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0434\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0445 \u0438\u043c\u0435\u043d<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/docs.rs\/humansize\/latest\/humansize\/\" rel=\"noopener noreferrer nofollow\">humansize<\/a> \u2013 \u0434\u043b\u044f \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u043e\u0431\u044a\u0435\u043c\u0430 \u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u0432 \u0447\u0438\u0442\u0430\u0431\u0435\u043b\u044c\u043d\u043e\u043c \u0444\u043e\u0440\u043c\u0430\u0442\u0435<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/docs.rs\/dashmap\/latest\/dashmap\" rel=\"noopener noreferrer nofollow\">dashmap<\/a> \u2013 concurrent hashmap \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0438<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/docs.rs\/ratatui\/latest\/ratatui\/\" rel=\"noopener noreferrer nofollow\">ratatui<\/a> \u0438 <a href=\"https:\/\/docs.rs\/crossterm\/latest\/crossterm\" rel=\"noopener noreferrer nofollow\">crossterm<\/a> \u2013 \u0434\u043b\u044f \u043e\u0442\u0440\u0438\u0441\u043e\u0432\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b\u0435<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/docs.rs\/anyhow\/latest\/anyhow\/\" rel=\"noopener noreferrer nofollow\">anyhow<\/a> \u2013 \u043c\u0430\u043f\u043f\u0438\u043d\u0433 \u043e\u0448\u0438\u0431\u043e\u043a<\/p>\n<\/li>\n<\/ul>\n<h2>\u0421\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0434\u0430\u043d\u043d\u044b\u0445<\/h2>\n<p>\u041d\u0430\u0441 \u0431\u0443\u0434\u0435\u0442 \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043e\u0432\u0430\u0442\u044c \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f:<\/p>\n<ul>\n<li>\n<p>IP \u0430\u0434\u0440\u0435\u0441, \u043a\u0443\u0434\u0430\/\u043e\u0442\u043a\u0443\u0434\u0430 \u0438\u0434\u0443\u0442 \u043f\u0430\u043a\u0435\u0442\u044b<\/p>\n<\/li>\n<li>\n<p>\u0414\u043e\u043c\u0435\u043d\u043d\u043e\u0435 \u0438\u043c\u044f \u043f\u043e \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0430\u0434\u0440\u0435\u0441\u0443, \u0434\u0430\u0431\u044b \u0431\u044b\u043b\u043e \u043f\u043e\u043d\u044f\u0442\u043d\u0435\u0435, \u0441 \u043a\u0435\u043c \u0438\u043c\u0435\u0435\u043c \u0434\u0435\u043b\u043e<\/p>\n<\/li>\n<li>\n<p>\u0421\u043a\u043e\u043b\u044c\u043a\u043e \u0431\u0430\u0439\u0442\u043e\u0432 \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u043b\u0438<\/p>\n<\/li>\n<li>\n<p>\u0421\u043a\u043e\u043b\u044c\u043a\u043e \u0431\u0430\u0439\u0442\u043e\u0432 \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u0438<\/p>\n<\/li>\n<li>\n<p>\u0421\u043a\u043e\u043b\u044c\u043a\u043e \u0432\u0441\u0435\u0433\u043e \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043e \u0438 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043e<\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"rust\">pub type HostName = String;pub type StatsMap = Arc&lt;DashMap&lt;IpAddr, HostStats&gt;&gt;;#[derive(Default, Clone)]pub struct HostStats {    pub hostname: Option&lt;HostName&gt;,    pub bytes_sent: u64,    pub bytes_received: u64,    pub packets: u64,}impl HostStats {    pub fn total(&amp;self) -&gt; u64 {        self.bytes_sent + self.bytes_received    }}#[derive(Hash, Eq, PartialEq, Clone, Copy, Debug)]pub enum Protocol {    Tcp,    Udp,}<\/code><div class=\"code-explainer\"><a href=\"https:\/\/sourcecraft.dev\/\" class=\"tm-button code-explainer__link\" style=\"visibility: hidden;\"><img style=\"width:87px;height:14px;object-fit:cover;object-position:left;\"\/><\/a><\/div><\/pre>\n<p>\u0418 \u0434\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0434\u043e\u043c\u0435\u043d\u043d\u043e\u0433\u043e \u0438\u043c\u0435\u043d\u0438 \u0437\u0430\u0432\u0435\u0434\u0435\u043c \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u044b\u0439 \u043a\u044d\u0448 IP \u0430\u0434\u0440\u0435\u0441 \u2013&gt; hostname, \u0430 \u0447\u0442\u043e\u0431\u044b \u043f\u043e\u043d\u0438\u043c\u0430\u0442\u044c, \u0432 \u043a\u0430\u043a\u0443\u044e \u0441\u0442\u043e\u0440\u043e\u043d\u0443 \u0438\u0434\u0435\u0442 \u043f\u0430\u043a\u0435\u0442, \u0431\u0443\u0434\u0435\u043c \u0441\u0440\u0430\u0432\u043d\u0438\u0432\u0430\u0442\u044c \u0430\u0434\u0440\u0435\u0441\u0430 \u0438\u0437 \u043f\u0430\u043a\u0435\u0442\u0430 \u0441 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u044b\u043c\u0438:<\/p>\n<pre><code class=\"rust\">\/\/ \u0414\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f hostname \u043f\u043e IP \u0430\u0434\u0440\u0435\u0441\u0443 \u0438 \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0442\u0440\u0430\u0444\u0438\u043a\u0430pub struct Attribution {    \/\/ \u041b\u043e\u043a\u0430\u043b\u044c\u043d\u044b\u0445 \u043a\u044d\u0448 IP -&gt; hostname    dns_cache: DashMap&lt;IpAddr, Hostname&gt;,    \/\/ IP \u0430\u0434\u0440\u0435\u0441\u0430 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0448\u0438\u043d\u044b,    \/\/ \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043d\u0438\u0445 \u0431\u0443\u0434\u0435\u043c \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u0442\u044c \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0442\u0440\u0430\u0444\u0438\u043a\u0430    local_ips: HashSet&lt;IpAddr&gt;,}impl Attribution {    pub fn new(local_ips: HashSet&lt;IpAddr&gt;) -&gt; Self {        Self {            dns_cache: DashMap::new(),            local_ips,        }    }    pub fn record_dns(&amp;self, ip: IpAddr, hostname: Hostname) {        self.dns_cache.insert(ip, hostname);    }    pub fn resolve(&amp;self, ip: &amp;IpAddr) -&gt; Option&lt;Hostname&gt; {        self.dns_cache.get(ip).map(|h| h.clone())    }    \/\/ \u0418\u0437 \u0434\u0432\u0443\u0445 IP \u0430\u0434\u0440\u0435\u0441\u043e\u0432 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u0435\u043c remote    pub fn remote_ip(&amp;self, src: IpAddr, dst: IpAddr) -&gt; Option&lt;IpAddr&gt; {        if self.local_ips.contains(&amp;src) {            Some(dst)        } else if self.local_ips.contains(&amp;dst) {            Some(src)        } else {            None        }    }}<\/code><div class=\"code-explainer\"><a href=\"https:\/\/sourcecraft.dev\/\" class=\"tm-button code-explainer__link\" style=\"visibility: hidden;\"><img style=\"width:14px;height:14px;object-fit:cover;object-position:left;\"\/><\/a><\/div><\/pre>\n<h2>Main<\/h2>\n<pre><code class=\"rust\">fn main() -&gt; Result&lt;()&gt; {    let args: Vec&lt;String&gt; = env::args().collect();    if args.len() != 2 {        return Err(anyhow!(\"Invalid arguments, provide network interface name\"));    }    \/\/ \u0418\u0437 \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u043e\u0432 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0438\u043c\u044f \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430      let device_name = &amp;args[1];    \/\/ \u0418\u0449\u0435\u043c \u0435\u0433\u043e \u0432 \u0441\u043f\u0438\u0441\u043a\u0435 \u0434\u0435\u0432\u0430\u0439\u0441\u043e\u0432    let device = pcap::Device::list()?        .into_iter()        .find(|d| &amp;d.name == device_name)        .expect(&amp;format!(\"Network interface {} not found\", device_name));    \/\/ \u0418\u043d\u0438\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u0435\u043c \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0434\u0430\u043d\u043d\u044b\u0445 \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0438    let local_ips: HashSet&lt;IpAddr&gt; = device.addresses.iter().map(|a| a.addr).collect();    let attribution = Arc::new(Attribution::new(local_ips));    let stats: StatsMap = Arc::new(DashMap::new());    \/\/ \u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0439 \u043f\u043e\u0442\u043e\u043a \u043f\u043e\u0434 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 (\u0438\u043c\u043f\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u044f \u043d\u0438\u0436\u0435)    spawn_capture_thread(device, stats.clone(), attribution);    \/\/ \u0420\u0435\u043d\u0434\u0435\u0440\u0438\u043c \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0443 \u0432 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b\u0435 (\u0438\u043c\u043f\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u044f \u043d\u0438\u0436\u0435)    run_ui(stats)?;    Ok(())}<\/code><div class=\"code-explainer\"><a href=\"https:\/\/sourcecraft.dev\/\" class=\"tm-button code-explainer__link\" style=\"visibility: hidden;\"><img style=\"width:14px;height:14px;object-fit:cover;object-position:left;\"\/><\/a><\/div><\/pre>\n<h2>\u041e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043f\u0430\u043a\u0435\u0442\u043e\u0432<\/h2>\n<p>\u0418\u0437 \u043a\u0430\u0436\u0434\u043e\u0433\u043e \u043f\u0430\u043a\u0435\u0442\u0430 \u0434\u043e\u0441\u0442\u0430\u0435\u043c src \u0438 dst \u0430\u0434\u0440\u0435\u0441, \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u0435\u043c \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u0438 \u0443\u0447\u0438\u0442\u044b\u0432\u0430\u0435\u043c \u0432\u0441\u0435 \u0432 \u043e\u0431\u0449\u0435\u0439 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0435. \u041e\u0442\u0434\u0435\u043b\u044c\u043d\u043e \u0431\u0443\u0434\u0435\u043c \u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u043d\u0430 DNS \u043f\u0430\u043a\u0435\u0442\u044b (\u0442\u0435, \u0447\u0442\u043e \u0438\u0434\u0443\u0442 \u043f\u043e UDP \u043d\u0430 53 \u043f\u043e\u0440\u0442).<\/p>\n<pre><code class=\"rust\">pub fn spawn_capture_thread(device: Device, stats: StatsMap, attribution: Arc&lt;Attribution&gt;) {    std::thread::spawn(move || {        \/\/ \u0418\u043d\u0438\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u0435\u043c \"\u043f\u0435\u0440\u0435\u0445\u0432\u0430\u0442\u0447\u0438\u043a\" \u0434\u043b\u044f \u0432\u044b\u0431\u0440\u0430\u043d\u043d\u043e\u0433\u043e \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430        let device_name = device.name.clone();        let mut cap = pcap::Capture::from_device(device)            .expect(&amp;format!(                \"Could not create Capture from device {}\",                device_name            ))            \/\/ \u041e\u0442\u043a\u043b\u044e\u0447\u0430\u0435\u043c \u0431\u0443\u0444\u0444\u0435\u0440\u0438\u0437\u0430\u0446\u0438\u044e, \u0447\u0442\u043e\u0431\u044b \u043f\u043e\u043b\u0443\u0447\u0430\u0442\u044c \u043f\u0430\u043a\u0435\u0442\u044b \u0441\u0440\u0430\u0437\u0443            .immediate_mode(true)            .open()            .expect(&amp;format!(                \"Could not activate Capture from device {}\",                device_name            ));        \/\/ \u0418\u0442\u0435\u0440\u0438\u0440\u0443\u0435\u043c\u0441\u044f \u043f\u043e \u0441\u0435\u0442\u0435\u0432\u044b\u043c \u043f\u0430\u043a\u0435\u0442\u0430\u043c        while let Ok(packet) = cap.next_packet() {            let Ok(sliced) = SlicedPacket::from_ethernet(packet.data) else {                continue;            };                        \/\/ \u0418\u0437\u0432\u043b\u0435\u043a\u0430\u0435\u043c IP \u0430\u0434\u0440\u0435\u0441\u0430            let (src_ip, dst_ip) = match &amp;sliced.net {                Some(NetSlice::Ipv4(v4)) =&gt; (                    IpAddr::V4(v4.header().source_addr()),                    IpAddr::V4(v4.header().destination_addr()),                ),                Some(NetSlice::Ipv6(v6)) =&gt; (                    IpAddr::V6(v6.header().source_addr()),                    IpAddr::V6(v6.header().destination_addr()),                ),                _ =&gt; continue,            };            \/\/ \u0418\u0437\u0432\u043b\u0435\u043a\u0430\u0435\u043c \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b, \u0431\u0443\u0434\u0435\u043c \u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e UDP \u0438 TCP \u0442\u0440\u0430\u0444\u0438\u043a            let (protocol, src_port, dst_port, payload, transport_len) = match &amp;sliced.transport {                Some(TransportSlice::Tcp(t)) =&gt; (                    Protocol::Tcp,                    t.source_port(),                    t.destination_port(),                    t.payload(),                    packet.data.len(),                ),                Some(TransportSlice::Udp(u)) =&gt; (                    Protocol::Udp,                    u.source_port(),                    u.destination_port(),                    u.payload(),                    packet.data.len(),                ),                _ =&gt; continue,            };                        \/\/ \u041e\u0442\u0434\u0435\u043b\u044c\u043d\u043e \u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043d\u0430 DNS \u043f\u0430\u043a\u0435\u0442\u044b,            \/\/ \u0438\u043c\u0435\u043d\u043d\u043e \u0438\u0437 \u043d\u0438\u0445 \u0438\u0437\u0432\u043b\u0435\u043a\u0430\u0435\u043c \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0435 \u0438\u043c\u0435\u043d\u0430 \u0438 \u043a\u043b\u0430\u0434\u0435\u043c \u0432 \u043a\u044d\u0448            if protocol == Protocol::Udp &amp;&amp; (src_port == 53 || dst_port == 53) {                \/\/ \u0418\u043c\u043f\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u044f \u043d\u0438\u0436\u0435                handle_dns_packet(payload, &amp;attribution);            }            \/\/ \u041e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u0435\u043c \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u0441\u0440\u0430\u0432\u043d\u0438\u0432\u0430\u044f IP \u0438\u0437 \u043f\u0430\u043a\u0435\u0442\u0430 \u0441 \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u043c\u0438            let Some(remote_ip) = attribution.remote_ip(src_ip, dst_ip) else {                continue;            };            let is_outgoing = remote_ip == dst_ip;            \/\/ \u0411\u0435\u0440\u0435\u043c \u0438\u043c\u044f \u0445\u043e\u0441\u0442\u0430 \u0438\u0437 \u043a\u044d\u0448\u0430            let hostname = attribution.resolve(&amp;remote_ip);            \/\/ \u041e\u0431\u043d\u043e\u0432\u043b\u044f\u0435\u043c \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0443            let mut entry = stats.entry(remote_ip).or_default();            if is_outgoing {                entry.bytes_sent += transport_len as u64;            } else {                entry.bytes_received += transport_len as u64;            }            entry.packets += 1;            if hostname.is_some() {                entry.hostname = hostname;            }        }    });}<\/code><div class=\"code-explainer\"><a href=\"https:\/\/sourcecraft.dev\/\" class=\"tm-button code-explainer__link\" style=\"visibility: hidden;\"><img style=\"width:14px;height:14px;object-fit:cover;object-position:left;\"\/><\/a><\/div><\/pre>\n<p>\u0417\u0430\u043f\u043e\u043b\u043d\u044f\u0442\u044c \u043a\u044d\u0448 \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0445 \u0438\u043c\u0435\u043d \u0431\u0443\u0434\u0435\u043c \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 \u0437\u0430\u043f\u0438\u0441\u0435\u0439 \u0432 DNS \u043f\u0430\u043a\u0435\u0442\u0430\u0445:<\/p>\n<pre><code class=\"rust\">pub fn handle_dns_packet(payload: &amp;[u8], attribution: &amp;Attribution) {    let Ok(msg) = Message::from_vec(payload) else {        return;    };    \/\/ \u0421\u043c\u043e\u0442\u0440\u0438\u043c \u043e\u0442\u0432\u0435\u0442\u044b DNS \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432    for answer in msg.answers {        \/\/ \u0411\u0435\u0440\u0435\u043c \u0438\u043c\u044f \u0445\u043e\u0441\u0442\u0430 \u0438\u0437 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 DNS \u0437\u0430\u043f\u0438\u0441\u0435\u0439        if matches!(answer.record_type(), RecordType::A | RecordType::AAAA) {            if let Some(ip) = answer.data.ip_addr() {                let hostname = answer.name.to_string()                    .trim_end_matches('.').to_string();                attribution.record_dns(ip, hostname);            }        }    }}<\/code><div class=\"code-explainer\"><a href=\"https:\/\/sourcecraft.dev\/\" class=\"tm-button code-explainer__link\" style=\"visibility: hidden;\"><img style=\"width:14px;height:14px;object-fit:cover;object-position:left;\"\/><\/a><\/div><\/pre>\n<h2>\u041e\u0442\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b\u0435<\/h2>\n<p>\u0412 live \u0440\u0435\u0436\u0438\u043c\u0435 \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0430\u0435\u043c \u0442\u0430\u0431\u043b\u0438\u0446\u0443 \u0441 \u0442\u043e\u043f 30 \u043f\u043e \u043e\u0431\u044a\u0435\u043c\u0443 \u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u0440\u0435\u0440\u0435\u043d\u0434\u0435\u0440\u0438\u043c \u043a\u0430\u0436\u0434\u044b\u0435 250\u043c\u0441 \u0438\u043b\u0438 \u043f\u043e \u043d\u0430\u0436\u0430\u0442\u0438\u044e \u043a\u043b\u0430\u0432\u0438\u0448\u0438:<\/p>\n<pre><code class=\"rust\">pub fn run_ui(stats: StatsMap) -&gt; io::Result&lt;()&gt; {    enable_raw_mode()?;    let mut stdout = io::stdout();    execute!(stdout, EnterAlternateScreen)?;    let backend = CrosstermBackend::new(stdout);    let mut terminal = Terminal::new(backend)?;    loop {        if event::poll(Duration::from_millis(250))? {            if let Event::Key(key) = event::read()? {                \/\/ \u041a\u043d\u043e\u043f\u043a\u0430 \u0434\u043b\u044f \u0432\u044b\u0445\u043e\u0434\u0430                if key.code == KeyCode::Char('q') {                    break;                }                \/\/ \u041a\u043d\u043e\u043f\u043a\u0430 \u0434\u043b\u044f \u043e\u0431\u043d\u0443\u043b\u0435\u043d\u0438\u044f \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0438                if key.code == KeyCode::Char('r') {                    stats.clear();                }            }        }        \/\/ \u0421\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u043c \u043f\u043e \u043e\u0431\u044a\u0435\u043c\u0443 \u0442\u0440\u0430\u0444\u0438\u043a\u0430        let mut rows: Vec&lt;(IpAddr, HostStats)&gt; = stats            .iter()            .map(|entry| (*entry.key(), entry.value().clone()))            .collect();        rows.sort_by(|a, b| b.1.total().cmp(&amp;a.1.total()));        terminal.draw(|frame| {            let area = frame.area();                        \/\/ \u041e\u0442\u043e\u0431\u0440\u0430\u0436\u0430\u0435\u043c \u0442\u043e\u043f 30 \u0432 \u0432\u0438\u0434\u0435 \u0442\u0430\u0431\u043b\u0438\u0446\u044b            let table_rows: Vec&lt;Row&gt; = rows                .iter()                .take(30)                .map(|(ip, s)| {                    let label = s.hostname.clone().unwrap_or_else(|| ip.to_string());                    Row::new(vec![                        label,                        ip.to_string(),                        format_size(s.bytes_sent, BINARY),                        format_size(s.bytes_received, BINARY),                        format_size(s.total(), BINARY),                        s.packets.to_string(),                    ])                })                .collect();            let widths = [                Constraint::Percentage(30),                Constraint::Percentage(20),                Constraint::Percentage(12),                Constraint::Percentage(12),                Constraint::Percentage(14),                Constraint::Percentage(12),            ];            let table = Table::new(table_rows, widths)                .header(                    Row::new(vec![\"Host\", \"IP\", \"Sent\", \"Received\", \"Total\", \"Packets\"])                        .style(Style::default().add_modifier(Modifier::BOLD)),                )                .block(                    Block::default()                        .borders(Borders::ALL)                        .title(\" Live Traffic ('q' \u2013 quit, 'r' \u2013 reset) \"),                )                .row_highlight_style(Style::default().fg(Color::Yellow));            frame.render_widget(table, area);        })?;    }    disable_raw_mode()?;    execute!(terminal.backend_mut(), LeaveAlternateScreen)?;    Ok(())}<\/code><div class=\"code-explainer\"><a href=\"https:\/\/sourcecraft.dev\/\" class=\"tm-button code-explainer__link\" style=\"visibility: hidden;\"><img style=\"width:14px;height:14px;object-fit:cover;object-position:left;\"\/><\/a><\/div><\/pre>\n<h2>\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442<\/h2>\n<p>\u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u043f\u043e\u0434 sudo (\u0431\u0435\u0437 \u043d\u0435\u0433\u043e pcap \u043d\u0435 \u0431\u0443\u0434\u0435\u0442 \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c), \u043f\u0435\u0440\u0435\u0434\u0430\u0432 \u0438\u043c\u044f \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u0443\u044e\u0449\u0435\u0433\u043e \u043d\u0430\u0441 \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430 (\u0432 \u043c\u043e\u0435\u043c \u0441\u043b\u0443\u0447\u0430\u0435 &#171;en0&#187;), \u0438 \u043d\u0430\u0447\u0438\u043d\u0430\u0435\u043c \u0445\u043e\u0434\u0438\u0442\u044c \u043f\u043e \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0430\u043c \u0432 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0435:<\/p>\n<figure class=\"full-width \"><img decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/112\/e3f\/1a0\/112e3f1a0b8d19c57bfd9a9721320f43.png\" alt=\"\u0420\u0430\u0437 \u043f\u0430\u043a\u0435\u0442, \u0434\u0432\u0430 \u043f\u0430\u043a\u0435\u0442\" title=\"\u0420\u0430\u0437 \u043f\u0430\u043a\u0435\u0442, \u0434\u0432\u0430 \u043f\u0430\u043a\u0435\u0442\" width=\"1968\" height=\"632\" sizes=\"auto, (max-width: 780px) 100vw, 50vw\" srcset=\"https:\/\/habrastorage.org\/r\/w780\/getpro\/habr\/upload_files\/112\/e3f\/1a0\/112e3f1a0b8d19c57bfd9a9721320f43.png 780w,&#10;       https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/112\/e3f\/1a0\/112e3f1a0b8d19c57bfd9a9721320f43.png 781w\" loading=\"lazy\" decode=\"async\"\/><\/p>\n<div><figcaption>\u0420\u0430\u0437 \u043f\u0430\u043a\u0435\u0442, \u0434\u0432\u0430 \u043f\u0430\u043a\u0435\u0442<\/figcaption><\/div>\n<\/figure>\n<p>\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f:<\/p>\n<ul>\n<li>\n<p>\u0443\u0447\u0435\u0442 \u0434\u0440\u0443\u0433\u0438\u0445 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432<\/p>\n<\/li>\n<li>\n<p>\u0443\u0445\u043e\u0434 \u043e\u0442 DashMap, \u0447\u0442\u043e\u0431\u044b \u0438\u0437\u0431\u0430\u0432\u0438\u0442\u044c\u0441\u044f \u043e\u0442 \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u043e\u043a<\/p>\n<\/li>\n<li>\n<p>\u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438 \u0434\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0445 \u0438\u043c\u0435\u043d<\/p>\n<\/li>\n<li>\n<p>\u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0442\u0440\u0430\u0444\u0438\u043a (pcap \u0432 \u0442\u0430\u043a\u043e\u0435 \u043d\u0435 \u0443\u043c\u0435\u0435\u0442)<\/p>\n<\/li>\n<li>\n<p>\u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u043e\u0432 \u043e\u0434\u043d\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e<\/p>\n<\/li>\n<\/ul>\n<h2>\u0421\u0441\u044b\u043b\u043a\u0438<\/h2>\n<ul>\n<li>\n<p>Github \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u2013 <a href=\"https:\/\/github.com\/veshutov\/nets\" rel=\"noopener noreferrer nofollow\">https:\/\/github.com\/veshutov\/nets<\/a><\/p>\n<\/li>\n<li>\n<p>\u041c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433 \u0437\u0434\u043e\u0440\u043e\u0432\u043e\u0433\u043e \u0447\u0435\u043b\u043e\u0432\u0435\u043a\u0430 \u2013 <a href=\"https:\/\/github.com\/GyulyVGC\/sniffnet\" rel=\"noopener noreferrer nofollow\">https:\/\/github.com\/GyulyVGC\/sniffnet<\/a><\/p>\n<\/li>\n<\/ul>\n<\/div>\n<p>\u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b \u0441\u0442\u0430\u0442\u044c\u0438 <a href=\"https:\/\/habr.com\/ru\/articles\/1055582\/\">https:\/\/habr.com\/ru\/articles\/1055582\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0412 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0435 \u0432\u0440\u0435\u043c\u044f \u0432\u0441\u0435 \u0447\u0430\u0449\u0435 \u043f\u043e\u043f\u0430\u0434\u0430\u044e\u0442\u0441\u044f \u0441\u0442\u0430\u0442\u044c\u0438 \u043d\u0430 \u0442\u0435\u043c\u0443 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0439, \u043e\u0442 \u0432\u0434\u043e\u0445\u043d\u043e\u0432\u0435\u043d\u0438\u044f \u0437\u0430\u0445\u043e\u0442\u0435\u043b\u043e\u0441\u044c \u0447\u0442\u043e-\u043d\u0438\u0431\u0443\u0434\u044c \u0441\u043c\u0430\u0441\u0442\u0435\u0440\u0438\u0442\u044c. \u0412\u044b\u0431\u043e\u0440 \u043f\u0430\u043b \u043d\u0430 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433\u0430 \u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u043d\u0430 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0448\u0438\u043d\u0435 \u2013 \u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u043b\u0438\/\u043f\u043e\u043b\u0443\u0447\u0438\u043b\u0438 \u0438 \u043a\u043e\u043c\u0443\/\u043e\u0442 \u043a\u043e\u0433\u043e, \u043f\u0438\u0441\u0430\u0442\u044c \u0431\u0443\u0434\u0435\u043c \u043d\u0430 Rust.\u0417\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438pcap \u2013 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043f\u0435\u0440\u0435\u0445\u0432\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0442\u0435 \u0441\u0430\u043c\u044b\u0435 \u043f\u0430\u043a\u0435\u0442\u044betherparse \u2013 \u0434\u043b\u044f \u043f\u0430\u0440\u0441\u0438\u043d\u0433\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u043f\u0430\u043a\u0435\u0442\u0430hickory-proto \u2013 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 dns \u043f\u0430\u043a\u0435\u0442\u043e\u0432, \u043f\u043e\u043d\u0430\u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0434\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0445 \u0438\u043c\u0435\u043dhumansize \u2013 \u0434\u043b\u044f \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u043e\u0431\u044a\u0435\u043c\u0430 \u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u0432 \u0447\u0438\u0442\u0430\u0431\u0435\u043b\u044c\u043d\u043e\u043c \u0444\u043e\u0440\u043c\u0430\u0442\u0435dashmap \u2013 concurrent hashmap \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0438ratatui \u0438 crossterm \u2013 \u0434\u043b\u044f \u043e\u0442\u0440\u0438\u0441\u043e\u0432\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b\u0435anyhow \u2013 \u043c\u0430\u043f\u043f\u0438\u043d\u0433 \u043e\u0448\u0438\u0431\u043e\u043a\u0421\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0434\u0430\u043d\u043d\u044b\u0445\u041d\u0430\u0441 \u0431\u0443\u0434\u0435\u0442 \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043e\u0432\u0430\u0442\u044c \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f:IP \u0430\u0434\u0440\u0435\u0441, \u043a\u0443\u0434\u0430\/\u043e\u0442\u043a\u0443\u0434\u0430 \u0438\u0434\u0443\u0442 \u043f\u0430\u043a\u0435\u0442\u044b\u0414\u043e\u043c\u0435\u043d\u043d\u043e\u0435 \u0438\u043c\u044f \u043f\u043e \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0430\u0434\u0440\u0435\u0441\u0443, \u0434\u0430\u0431\u044b \u0431\u044b\u043b\u043e \u043f\u043e\u043d\u044f\u0442\u043d\u0435\u0435, \u0441 \u043a\u0435\u043c \u0438\u043c\u0435\u0435\u043c \u0434\u0435\u043b\u043e\u0421\u043a\u043e\u043b\u044c\u043a\u043e \u0431\u0430\u0439\u0442\u043e\u0432 \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u043b\u0438\u0421\u043a\u043e\u043b\u044c\u043a\u043e \u0431\u0430\u0439\u0442\u043e\u0432 \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u0438\u0421\u043a\u043e\u043b\u044c\u043a\u043e \u0432\u0441\u0435\u0433\u043e \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043e \u0438 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043epub type HostName = String;pub type StatsMap = Arc&lt;DashMap&lt;IpAddr, HostStats&gt;&gt;;#[derive(Default, Clone)]pub struct HostStats {    pub hostname: Option&lt;HostName&gt;,    pub bytes_sent: u64,    pub bytes_received: u64,    pub packets: u64,}impl HostStats {    pub fn total(&amp;self) -&gt; u64 {        self.bytes_sent + self.bytes_received    }}#[derive(Hash, Eq, PartialEq, Clone, Copy, Debug)]pub enum Protocol {    Tcp,    Udp,}\u0418 \u0434\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0434\u043e\u043c\u0435\u043d\u043d\u043e\u0433\u043e \u0438\u043c\u0435\u043d\u0438 \u0437\u0430\u0432\u0435\u0434\u0435\u043c \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u044b\u0439 \u043a\u044d\u0448 IP \u0430\u0434\u0440\u0435\u0441 \u2013&gt; hostname, \u0430 \u0447\u0442\u043e\u0431\u044b \u043f\u043e\u043d\u0438\u043c\u0430\u0442\u044c, \u0432 \u043a\u0430\u043a\u0443\u044e \u0441\u0442\u043e\u0440\u043e\u043d\u0443 \u0438\u0434\u0435\u0442 \u043f\u0430\u043a\u0435\u0442, \u0431\u0443\u0434\u0435\u043c \u0441\u0440\u0430\u0432\u043d\u0438\u0432\u0430\u0442\u044c \u0430\u0434\u0440\u0435\u0441\u0430 \u0438\u0437 \u043f\u0430\u043a\u0435\u0442\u0430 \u0441 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u044b\u043c\u0438:\/\/ \u0414\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f hostname \u043f\u043e IP \u0430\u0434\u0440\u0435\u0441\u0443 \u0438 \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0442\u0440\u0430\u0444\u0438\u043a\u0430pub struct Attribution {    \/\/ \u041b\u043e\u043a\u0430\u043b\u044c\u043d\u044b\u0445 \u043a\u044d\u0448 IP -&gt; hostname    dns_cache: DashMap&lt;IpAddr, Hostname&gt;,    \/\/ IP \u0430\u0434\u0440\u0435\u0441\u0430 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0448\u0438\u043d\u044b,    \/\/ \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043d\u0438\u0445 \u0431\u0443\u0434\u0435\u043c \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u0442\u044c \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0442\u0440\u0430\u0444\u0438\u043a\u0430    local_ips: HashSet&lt;IpAddr&gt;,}impl Attribution {    pub fn new(local_ips: HashSet&lt;IpAddr&gt;) -&gt; Self {        Self {            dns_cache: DashMap::new(),            local_ips,        }    }    pub fn record_dns(&amp;self, ip: IpAddr, hostname: Hostname) {        self.dns_cache.insert(ip, hostname);    }    pub fn resolve(&amp;self, ip: &amp;IpAddr) -&gt; Option&lt;Hostname&gt; {        self.dns_cache.get(ip).map(|h| h.clone())    }    \/\/ \u0418\u0437 \u0434\u0432\u0443\u0445 IP \u0430\u0434\u0440\u0435\u0441\u043e\u0432 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u0435\u043c remote    pub fn remote_ip(&amp;self, src: IpAddr, dst: IpAddr) -&gt; Option&lt;IpAddr&gt; {        if self.local_ips.contains(&amp;src) {            Some(dst)        } else if self.local_ips.contains(&amp;dst) {            Some(src)        } else {            None        }    }}Mainfn main() -&gt; Result&lt;()&gt; {    let args: Vec&lt;String&gt; = env::args().collect();    if args.len() != 2 {        return Err(anyhow!(&#171;Invalid arguments, provide network interface name&#187;));    }    \/\/ \u0418\u0437 \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u043e\u0432 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0438\u043c\u044f \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430      let device_name = &amp;args[1];    \/\/ \u0418\u0449\u0435\u043c \u0435\u0433\u043e \u0432 \u0441\u043f\u0438\u0441\u043a\u0435 \u0434\u0435\u0432\u0430\u0439\u0441\u043e\u0432    let device = pcap::Device::list()?        .into_iter()        .find(|d| &amp;d.name == device_name)        .expect(&amp;format!(&#171;Network interface {} not found&#187;, device_name));    \/\/ \u0418\u043d\u0438\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u0435\u043c \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0434\u0430\u043d\u043d\u044b\u0445 \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0438    let local_ips: HashSet&lt;IpAddr&gt; = device.addresses.iter().map(|a| a.addr).collect();    let attribution = Arc::new(Attribution::new(local_ips));    let stats: StatsMap = Arc::new(DashMap::new());    \/\/ \u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0439 \u043f\u043e\u0442\u043e\u043a \u043f\u043e\u0434 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 (\u0438\u043c\u043f\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u044f \u043d\u0438\u0436\u0435)    spawn_capture_thread(device, stats.clone(), attribution);    \/\/ \u0420\u0435\u043d\u0434\u0435\u0440\u0438\u043c \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0443 \u0432 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b\u0435 (\u0438\u043c\u043f\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u044f \u043d\u0438\u0436\u0435)    run_ui(stats)?;    Ok(())}\u041e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043f\u0430\u043a\u0435\u0442\u043e\u0432\u0418\u0437 \u043a\u0430\u0436\u0434\u043e\u0433\u043e \u043f\u0430\u043a\u0435\u0442\u0430 \u0434\u043e\u0441\u0442\u0430\u0435\u043c src \u0438 dst \u0430\u0434\u0440\u0435\u0441, \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u0435\u043c \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u0438 \u0443\u0447\u0438\u0442\u044b\u0432\u0430\u0435\u043c \u0432\u0441\u0435 \u0432 \u043e\u0431\u0449\u0435\u0439 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0435. \u041e\u0442\u0434\u0435\u043b\u044c\u043d\u043e \u0431\u0443\u0434\u0435\u043c \u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u043d\u0430 DNS \u043f\u0430\u043a\u0435\u0442\u044b (\u0442\u0435, \u0447\u0442\u043e \u0438\u0434\u0443\u0442 \u043f\u043e UDP \u043d\u0430 53 \u043f\u043e\u0440\u0442).pub fn spawn_capture_thread(device: Device, stats: StatsMap, attribution: Arc&lt;Attribution&gt;) {    std::thread::spawn(move || {        \/\/ \u0418\u043d\u0438\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u0435\u043c &#171;\u043f\u0435\u0440\u0435\u0445\u0432\u0430\u0442\u0447\u0438\u043a&#187; \u0434\u043b\u044f \u0432\u044b\u0431\u0440\u0430\u043d\u043d\u043e\u0433\u043e \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430        let device_name = device.name.clone();        let mut cap = pcap::Capture::from_device(device)            .expect(&amp;format!(                &#171;Could not create Capture from device {}&#187;,                device_name            ))            \/\/ \u041e\u0442\u043a\u043b\u044e\u0447\u0430\u0435\u043c \u0431\u0443\u0444\u0444\u0435\u0440\u0438\u0437\u0430\u0446\u0438\u044e, \u0447\u0442\u043e\u0431\u044b \u043f\u043e\u043b\u0443\u0447\u0430\u0442\u044c \u043f\u0430\u043a\u0435\u0442\u044b \u0441\u0440\u0430\u0437\u0443            .immediate_mode(true)            .open()            .expect(&amp;format!(                &#171;Could not activate Capture from device {}&#187;,                device_name            ));        \/\/ \u0418\u0442\u0435\u0440\u0438\u0440\u0443\u0435\u043c\u0441\u044f \u043f\u043e \u0441\u0435\u0442\u0435\u0432\u044b\u043c \u043f\u0430\u043a\u0435\u0442\u0430\u043c        while let Ok(packet) = cap.next_packet() {            let Ok(sliced) = SlicedPacket::from_ethernet(packet.data) else {                continue;            };                        \/\/ \u0418\u0437\u0432\u043b\u0435\u043a\u0430\u0435\u043c IP \u0430\u0434\u0440\u0435\u0441\u0430            let (src_ip, dst_ip) = match &amp;sliced.net {                Some(NetSlice::Ipv4(v4)) =&gt; (                    IpAddr::V4(v4.header().source_addr()),                    IpAddr::V4(v4.header().destination_addr()),                ),                Some(NetSlice::Ipv6(v6)) =&gt; (                    IpAddr::V6(v6.header().source_addr()),                    IpAddr::V6(v6.header().destination_addr()),                ),                _ =&gt; continue,            };            \/\/ \u0418\u0437\u0432\u043b\u0435\u043a\u0430\u0435\u043c \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b, \u0431\u0443\u0434\u0435\u043c \u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e UDP \u0438 TCP \u0442\u0440\u0430\u0444\u0438\u043a            let (protocol, src_port, dst_port, payload, transport_len) = match &amp;sliced.transport {                Some(TransportSlice::Tcp(t)) =&gt; (                    Protocol::Tcp,                    t.source_port(),                    t.destination_port(),                    t.payload(),                    packet.data.len(),                ),                Some(TransportSlice::Udp(u)) =&gt; (                    Protocol::Udp,                    u.source_port(),                    u.destination_port(),                    u.payload(),                    packet.data.len(),                ),                _ =&gt; continue,            };                        \/\/ \u041e\u0442\u0434\u0435\u043b\u044c\u043d\u043e \u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043d\u0430 DNS \u043f\u0430\u043a\u0435\u0442\u044b,            \/\/ \u0438\u043c\u0435\u043d\u043d\u043e \u0438\u0437 \u043d\u0438\u0445 \u0438\u0437\u0432\u043b\u0435\u043a\u0430\u0435\u043c \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0435 \u0438\u043c\u0435\u043d\u0430 \u0438 \u043a\u043b\u0430\u0434\u0435\u043c \u0432 \u043a\u044d\u0448            if protocol == Protocol::Udp &amp;&amp; (src_port == 53 || dst_port == 53) {                \/\/ \u0418\u043c\u043f\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u044f \u043d\u0438\u0436\u0435                handle_dns_packet(payload, &amp;attribution);            }            \/\/ \u041e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u0435\u043c \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u0441\u0440\u0430\u0432\u043d\u0438\u0432\u0430\u044f IP \u0438\u0437 \u043f\u0430\u043a\u0435\u0442\u0430 \u0441 \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u043c\u0438            let Some(remote_ip) = attribution.remote_ip(src_ip, dst_ip) else {                continue;            };            let is_outgoing = remote_ip == dst_ip;            \/\/ \u0411\u0435\u0440\u0435\u043c \u0438\u043c\u044f \u0445\u043e\u0441\u0442\u0430 \u0438\u0437 \u043a\u044d\u0448\u0430            let hostname = attribution.resolve(&amp;remote_ip);            \/\/ \u041e\u0431\u043d\u043e\u0432\u043b\u044f\u0435\u043c \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0443            let mut entry = stats.entry(remote_ip).or_default();            if is_outgoing {                entry.bytes_sent += transport_len as u64;            } else {                entry.bytes_received += transport_len as u64;            }            entry.packets += 1;            if hostname.is_some() {                entry.hostname = hostname;            }        }    });}\u0417\u0430\u043f\u043e\u043b\u043d\u044f\u0442\u044c \u043a\u044d\u0448 \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0445 \u0438\u043c\u0435\u043d \u0431\u0443\u0434\u0435\u043c \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 \u0437\u0430\u043f\u0438\u0441\u0435\u0439 \u0432 DNS \u043f\u0430\u043a\u0435\u0442\u0430\u0445:pub fn handle_dns_packet(payload: &amp;[u8], attribution: &amp;Attribution) {    let Ok(msg) = Message::from_vec(payload) else {        return;    };    \/\/ \u0421\u043c\u043e\u0442\u0440\u0438\u043c \u043e\u0442\u0432\u0435\u0442\u044b DNS \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432    for answer in msg.answers {        \/\/ \u0411\u0435\u0440\u0435\u043c \u0438\u043c\u044f \u0445\u043e\u0441\u0442\u0430 \u0438\u0437 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 DNS \u0437\u0430\u043f\u0438\u0441\u0435\u0439        if matches!(answer.record_type(), RecordType::A | RecordType::AAAA) {            if let Some(ip) = answer.data.ip_addr() {                let hostname = answer.name.to_string()                    .trim_end_matches(&#8216;.&#8217;).to_string();                attribution.record_dns(ip, hostname);            }        }    }}\u041e\u0442\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b\u0435\u0412 live \u0440\u0435\u0436\u0438\u043c\u0435 \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0430\u0435\u043c \u0442\u0430\u0431\u043b\u0438\u0446\u0443 \u0441 \u0442\u043e\u043f 30 \u043f\u043e \u043e\u0431\u044a\u0435\u043c\u0443 \u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u0440\u0435\u0440\u0435\u043d\u0434\u0435\u0440\u0438\u043c \u043a\u0430\u0436\u0434\u044b\u0435 250\u043c\u0441 \u0438\u043b\u0438 \u043f\u043e \u043d\u0430\u0436\u0430\u0442\u0438\u044e \u043a\u043b\u0430\u0432\u0438\u0448\u0438:pub fn run_ui(stats: StatsMap) -&gt; io::Result&lt;()&gt; {    enable_raw_mode()?;    let mut stdout = io::stdout();    execute!(stdout, EnterAlternateScreen)?;    let backend = CrosstermBackend::new(stdout);    let mut terminal = Terminal::new(backend)?;    loop {        if event::poll(Duration::from_millis(250))? {            if let Event::Key(key) = event::read()? {                \/\/ \u041a\u043d\u043e\u043f\u043a\u0430 \u0434\u043b\u044f \u0432\u044b\u0445\u043e\u0434\u0430                if key.code == KeyCode::Char(&#8216;q&#8217;) {                    break;                }                \/\/ \u041a\u043d\u043e\u043f\u043a\u0430 \u0434\u043b\u044f \u043e\u0431\u043d\u0443\u043b\u0435\u043d\u0438\u044f \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0438                if key.code == KeyCode::Char(&#8216;r&#8217;) {                    stats.clear();                }            }        }        \/\/ \u0421\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u043c \u043f\u043e \u043e\u0431\u044a\u0435\u043c\u0443 \u0442\u0440\u0430\u0444\u0438\u043a\u0430        let mut rows: Vec&lt;(IpAddr, HostStats)&gt; = stats            .iter()            .map(|entry| (*entry.key(), entry.value().clone()))            .collect();        rows.sort_by(|a, b| b.1.total().cmp(&amp;a.1.total()));        terminal.draw(|frame| {            let area = frame.area();                        \/\/ \u041e\u0442\u043e\u0431\u0440\u0430\u0436\u0430\u0435\u043c \u0442\u043e\u043f 30 \u0432 \u0432\u0438\u0434\u0435 \u0442\u0430\u0431\u043b\u0438\u0446\u044b            let table_rows: Vec&lt;Row&gt; = rows                .iter()                .take(30)                .map(|(ip, s)| {                    let label = s.hostname.clone().unwrap_or_else(|| ip.to_string());                    Row::new(vec![                        label,                        ip.to_string(),                        format_size(s.bytes_sent, BINARY),                        format_size(s.bytes_received, BINARY),                        format_size(s.total(), BINARY),                        s.packets.to_string(),                    ])                })                .collect();            let widths = [                Constraint::Percentage(30),                Constraint::Percentage(20),                Constraint::Percentage(12),                Constraint::Percentage(12),                Constraint::Percentage(14),                Constraint::Percentage(12),            ];            let table = Table::new(table_rows, widths)                .header(                    Row::new(vec![&#171;Host&#187;, &#171;IP&#187;, &#171;Sent&#187;, &#171;Received&#187;, &#171;Total&#187;, &#171;Packets&#187;])                        .style(Style::default().add_modifier(Modifier::BOLD)), &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-486175","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/486175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=486175"}],"version-history":[{"count":0,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/486175\/revisions"}],"wp:attachment":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=486175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=486175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=486175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}