add client gui for easytier (#50)

.github/workflows/rust.yml

@@ -104,6 +104,7 @@ jobs:
           TAG=$GITHUB_SHA
         fi
         mv ./target/$TARGET/release/easytier-core"$SUFFIX" ./artifacts/objects/
+        mv ./target/$TARGET/release/easytier-gui"$SUFFIX" ./artifacts/objects/
         mv ./target/$TARGET/release/easytier-cli"$SUFFIX" ./artifacts/objects/
         tar -cvf ./artifacts/$NAME-$TARGET-$TAG.tar -C ./artifacts/objects/ .
         rm -rf ./artifacts/objects/
@@ -124,7 +125,6 @@ jobs:
         remote-path: /easytier-releases/${{ github.sha }}/
         no-delete-remote-files: true
         retry: 5
-        increment: true
   test:
     runs-on: ubuntu-latest
     steps:

Cargo.toml

@@ -1,6 +1,6 @@
 [workspace]
 resolver = "2"
-members = ["easytier"]
+members = ["easytier", "easytier-gui"]
 
 [profile.dev]
 panic = "unwind"

easytier-gui/Cargo.toml

@@ -0,0 +1,48 @@
+[package]
+name = "easytier-gui"
+description = "A full meshed p2p VPN, connecting all your devices in one network with one command."
+homepage = "https://github.com/KKRainbow/EasyTier"
+repository = "https://github.com/KKRainbow/EasyTier"
+version = "0.1.0"
+edition = "2021"
+authors = ["kkrainbow"]
+keywords = ["vpn", "p2p", "network", "easytier"]
+categories = ["network-programming"]
+rust-version = "1.75"
+license-file = "LICENSE"
+readme = "README.md"
+
+[dependencies]
+easytier = { path = "../easytier" }
+tokio = { version = "1", features = ["full"] }
+anyhow = "1.0"
+chrono = "0.4.37"
+
+once_cell = "1.18.0"
+dashmap = "5.5.3"
+egui = { version = "0.27.2" }
+egui-modal = "0.3.6"
+
+humansize = "2.1.3"
+
+eframe = { version = "0.27.2", features = [
+    "default",
+    "serde",
+    "persistence",
+    "wgpu"
+] }
+wgpu = { version = "0.19.3", features = [ "webgpu", "webgl"] }
+
+# For image support:
+egui_extras = { version = "0.27.2", features = ["default", "image"] }
+
+env_logger = { version = "0.10", default-features = false, features = [
+    "auto-color",
+    "humantime",
+] }
+
+egui_tiles = "0.8.0"
+
+derivative = "2.2.0"
+serde = { version = "1.0", features = ["derive"] }
+elevated-command = "1.1.2"

easytier-gui/LICENSE

@@ -0,0 +1 @@
+../LICENSE

easytier-gui/src/launcher.rs

@@ -0,0 +1,217 @@
+use std::{
+    collections::VecDeque,
+    sync::{atomic::AtomicBool, Arc, RwLock},
+};
+
+use chrono::{DateTime, Local};
+use easytier::{
+    common::{
+        config::{ConfigLoader, TomlConfigLoader},
+        global_ctx::GlobalCtxEvent,
+        stun::StunInfoCollectorTrait,
+    },
+    instance::instance::Instance,
+    peers::rpc_service::PeerManagerRpcService,
+    rpc::{
+        cli::{PeerInfo, Route, StunInfo},
+        peer::GetIpListResponse,
+    },
+};
+
+#[derive(Default, Clone)]
+pub struct MyNodeInfo {
+    pub virtual_ipv4: String,
+    pub ips: GetIpListResponse,
+    pub stun_info: StunInfo,
+    pub listeners: Vec<String>,
+    pub vpn_portal_cfg: Option<String>,
+}
+
+#[derive(Default, Clone)]
+struct EasyTierData {
+    events: Arc<RwLock<VecDeque<(DateTime<Local>, GlobalCtxEvent)>>>,
+    node_info: Arc<RwLock<MyNodeInfo>>,
+    routes: Arc<RwLock<Vec<Route>>>,
+    peers: Arc<RwLock<Vec<PeerInfo>>>,
+}
+
+pub struct EasyTierLauncher {
+    instance_alive: Arc<AtomicBool>,
+    stop_flag: Arc<AtomicBool>,
+    thread_handle: Option<std::thread::JoinHandle<()>>,
+    running_cfg: String,
+
+    error_msg: Arc<RwLock<Option<String>>>,
+    data: EasyTierData,
+}
+
+impl EasyTierLauncher {
+    pub fn new() -> Self {
+        let instance_alive = Arc::new(AtomicBool::new(false));
+        Self {
+            instance_alive,
+            thread_handle: None,
+            error_msg: Arc::new(RwLock::new(None)),
+            running_cfg: String::new(),
+
+            stop_flag: Arc::new(AtomicBool::new(false)),
+            data: EasyTierData::default(),
+        }
+    }
+
+    async fn handle_easytier_event(event: GlobalCtxEvent, data: EasyTierData) {
+        let mut events = data.events.write().unwrap();
+        events.push_back((chrono::Local::now(), event));
+        if events.len() > 100 {
+            events.pop_front();
+        }
+    }
+
+    async fn easytier_routine(
+        cfg: TomlConfigLoader,
+        stop_signal: Arc<tokio::sync::Notify>,
+        data: EasyTierData,
+    ) -> Result<(), anyhow::Error> {
+        let mut instance = Instance::new(cfg);
+        let peer_mgr = instance.get_peer_manager();
+
+        // Subscribe to global context events
+        let global_ctx = instance.get_global_ctx();
+        let data_c = data.clone();
+        tokio::spawn(async move {
+            let mut receiver = global_ctx.subscribe();
+            while let Ok(event) = receiver.recv().await {
+                Self::handle_easytier_event(event, data_c.clone()).await;
+            }
+        });
+
+        // update my node info
+        let data_c = data.clone();
+        let global_ctx_c = instance.get_global_ctx();
+        let peer_mgr_c = peer_mgr.clone();
+        let vpn_portal = instance.get_vpn_portal_inst();
+        tokio::spawn(async move {
+            loop {
+                let node_info = MyNodeInfo {
+                    virtual_ipv4: global_ctx_c
+                        .get_ipv4()
+                        .map(|x| x.to_string())
+                        .unwrap_or_default(),
+                    ips: global_ctx_c.get_ip_collector().collect_ip_addrs().await,
+                    stun_info: global_ctx_c.get_stun_info_collector().get_stun_info(),
+                    listeners: global_ctx_c
+                        .get_running_listeners()
+                        .iter()
+                        .map(|x| x.to_string())
+                        .collect(),
+                    vpn_portal_cfg: Some(
+                        vpn_portal
+                            .lock()
+                            .await
+                            .dump_client_config(peer_mgr_c.clone())
+                            .await,
+                    ),
+                };
+                *data_c.node_info.write().unwrap() = node_info.clone();
+                *data_c.routes.write().unwrap() = peer_mgr_c.list_routes().await;
+                *data_c.peers.write().unwrap() = PeerManagerRpcService::new(peer_mgr_c.clone())
+                    .list_peers()
+                    .await;
+                tokio::time::sleep(std::time::Duration::from_secs(1)).await;
+            }
+        });
+
+        instance.run().await?;
+        stop_signal.notified().await;
+        Ok(())
+    }
+
+    pub fn start<F>(&mut self, cfg_generator: F)
+    where
+        F: FnOnce() -> Result<TomlConfigLoader, anyhow::Error> + Send + Sync,
+    {
+        let error_msg = self.error_msg.clone();
+        let cfg = cfg_generator();
+        if let Err(e) = cfg {
+            error_msg.write().unwrap().replace(e.to_string());
+            return;
+        }
+
+        self.running_cfg = cfg.as_ref().unwrap().dump();
+
+        let stop_flag = self.stop_flag.clone();
+
+        let instance_alive = self.instance_alive.clone();
+        instance_alive.store(true, std::sync::atomic::Ordering::Relaxed);
+
+        let data = self.data.clone();
+
+        self.thread_handle = Some(std::thread::spawn(move || {
+            let rt = tokio::runtime::Builder::new_multi_thread()
+                .enable_all()
+                .build()
+                .unwrap();
+            let stop_notifier = Arc::new(tokio::sync::Notify::new());
+
+            let stop_notifier_clone = stop_notifier.clone();
+            rt.spawn(async move {
+                while !stop_flag.load(std::sync::atomic::Ordering::Relaxed) {
+                    tokio::time::sleep(std::time::Duration::from_millis(100)).await;
+                }
+                stop_notifier_clone.notify_one();
+            });
+
+            let ret = rt.block_on(Self::easytier_routine(
+                cfg.unwrap(),
+                stop_notifier.clone(),
+                data,
+            ));
+            if let Err(e) = ret {
+                error_msg.write().unwrap().replace(e.to_string());
+            }
+            instance_alive.store(false, std::sync::atomic::Ordering::Relaxed);
+        }));
+    }
+
+    pub fn error_msg(&self) -> Option<String> {
+        self.error_msg.read().unwrap().clone()
+    }
+
+    pub fn running(&self) -> bool {
+        self.instance_alive
+            .load(std::sync::atomic::Ordering::Relaxed)
+    }
+
+    pub fn get_events(&self) -> Vec<(DateTime<Local>, GlobalCtxEvent)> {
+        let events = self.data.events.read().unwrap();
+        events.iter().cloned().collect()
+    }
+
+    pub fn get_node_info(&self) -> MyNodeInfo {
+        self.data.node_info.read().unwrap().clone()
+    }
+
+    pub fn get_routes(&self) -> Vec<Route> {
+        self.data.routes.read().unwrap().clone()
+    }
+
+    pub fn get_peers(&self) -> Vec<PeerInfo> {
+        self.data.peers.read().unwrap().clone()
+    }
+
+    pub fn running_cfg(&self) -> String {
+        self.running_cfg.clone()
+    }
+}
+
+impl Drop for EasyTierLauncher {
+    fn drop(&mut self) {
+        self.stop_flag
+            .store(true, std::sync::atomic::Ordering::Relaxed);
+        if let Some(handle) = self.thread_handle.take() {
+            if let Err(e) = handle.join() {
+                println!("Error when joining thread: {:?}", e);
+            }
+        }
+    }
+}

easytier-gui/src/text_list.rs

@@ -0,0 +1,57 @@
+#[derive(Default)]
+pub struct TextListOption {
+    pub hint: String,
+}
+
+pub fn text_list_ui(
+    ui: &mut egui::Ui,
+    id: &str,
+    texts: &mut Vec<String>,
+    option: Option<TextListOption>,
+) {
+    let option = option.unwrap_or_default();
+    // convert text vec to (index, text) vec
+    let mut add_new_item = false;
+    let mut remove_idxs = vec![];
+
+    egui::Grid::new(id).max_col_width(200.0).show(ui, |ui| {
+        for i in 0..texts.len() {
+            egui::TextEdit::singleline(&mut texts[i])
+                .hint_text(&option.hint)
+                .show(ui);
+
+            ui.horizontal(|ui| {
+                if ui.button("➖").clicked() {
+                    remove_idxs.push(i);
+                }
+
+                if i == texts.len() - 1 {
+                    if ui.button("➕").clicked() {
+                        add_new_item = true;
+                    }
+                }
+            });
+
+            ui.end_row();
+        }
+
+        if texts.len() == 0 {
+            if ui.button("➕").clicked() {
+                add_new_item = true;
+            }
+            ui.end_row();
+        }
+    });
+
+    let new_texts = texts
+        .iter()
+        .enumerate()
+        .filter(|(i, _)| !remove_idxs.contains(i))
+        .map(|(_, t)| t.clone())
+        .collect::<Vec<String>>();
+    *texts = new_texts;
+
+    if add_new_item && texts.last().map(|t| !t.is_empty()).unwrap_or(true) {
+        texts.push("".to_string());
+    }
+}

easytier-gui/src/toggle_switch.rs

@@ -0,0 +1,107 @@
+//! Source code example of how to create your own widget.
+//! This is meant to be read as a tutorial, hence the plethora of comments.
+
+/// iOS-style toggle switch:
+///
+/// ``` text
+///      _____________
+///     /       /.....\
+///    |       |.......|
+///     \_______\_____/
+/// ```
+///
+/// ## Example:
+/// ``` ignore
+/// toggle_ui(ui, &mut my_bool);
+/// ```
+pub fn toggle_ui(ui: &mut egui::Ui, on: &mut bool) -> egui::Response {
+    // Widget code can be broken up in four steps:
+    //  1. Decide a size for the widget
+    //  2. Allocate space for it
+    //  3. Handle interactions with the widget (if any)
+    //  4. Paint the widget
+
+    // 1. Deciding widget size:
+    // You can query the `ui` how much space is available,
+    // but in this example we have a fixed size widget based on the height of a standard button:
+    let desired_size = ui.spacing().interact_size.y * egui::vec2(2.0, 1.0);
+
+    // 2. Allocating space:
+    // This is where we get a region of the screen assigned.
+    // We also tell the Ui to sense clicks in the allocated region.
+    let (rect, mut response) = ui.allocate_exact_size(desired_size, egui::Sense::click());
+
+    // 3. Interact: Time to check for clicks!
+    if response.clicked() {
+        *on = !*on;
+        response.mark_changed(); // report back that the value changed
+    }
+
+    // Attach some meta-data to the response which can be used by screen readers:
+    response.widget_info(|| egui::WidgetInfo::selected(egui::WidgetType::Checkbox, *on, ""));
+
+    // 4. Paint!
+    // Make sure we need to paint:
+    if ui.is_rect_visible(rect) {
+        // Let's ask for a simple animation from egui.
+        // egui keeps track of changes in the boolean associated with the id and
+        // returns an animated value in the 0-1 range for how much "on" we are.
+        let how_on = ui.ctx().animate_bool(response.id, *on);
+        // We will follow the current style by asking
+        // "how should something that is being interacted with be painted?".
+        // This will, for instance, give us different colors when the widget is hovered or clicked.
+        let visuals = ui.style().interact_selectable(&response, *on);
+        // All coordinates are in absolute screen coordinates so we use `rect` to place the elements.
+        let rect = rect.expand(visuals.expansion);
+        let radius = 0.5 * rect.height();
+        ui.painter()
+            .rect(rect, radius, visuals.bg_fill, visuals.bg_stroke);
+        // Paint the circle, animating it from left to right with `how_on`:
+        let circle_x = egui::lerp((rect.left() + radius)..=(rect.right() - radius), how_on);
+        let center = egui::pos2(circle_x, rect.center().y);
+        ui.painter()
+            .circle(center, 0.75 * radius, visuals.bg_fill, visuals.fg_stroke);
+    }
+
+    // All done! Return the interaction response so the user can check what happened
+    // (hovered, clicked, ...) and maybe show a tooltip:
+    response
+}
+
+/// Here is the same code again, but a bit more compact:
+#[allow(dead_code)]
+fn toggle_ui_compact(ui: &mut egui::Ui, on: &mut bool) -> egui::Response {
+    let desired_size = ui.spacing().interact_size.y * egui::vec2(2.0, 1.0);
+    let (rect, mut response) = ui.allocate_exact_size(desired_size, egui::Sense::click());
+    if response.clicked() {
+        *on = !*on;
+        response.mark_changed();
+    }
+    response.widget_info(|| egui::WidgetInfo::selected(egui::WidgetType::Checkbox, *on, ""));
+
+    if ui.is_rect_visible(rect) {
+        let how_on = ui.ctx().animate_bool(response.id, *on);
+        let visuals = ui.style().interact_selectable(&response, *on);
+        let rect = rect.expand(visuals.expansion);
+        let radius = 0.5 * rect.height();
+        ui.painter()
+            .rect(rect, radius, visuals.bg_fill, visuals.bg_stroke);
+        let circle_x = egui::lerp((rect.left() + radius)..=(rect.right() - radius), how_on);
+        let center = egui::pos2(circle_x, rect.center().y);
+        ui.painter()
+            .circle(center, 0.75 * radius, visuals.bg_fill, visuals.fg_stroke);
+    }
+
+    response
+}
+
+// A wrapper that allows the more idiomatic usage pattern: `ui.add(toggle(&mut my_bool))`
+/// iOS-style toggle switch.
+///
+/// ## Example:
+/// ``` ignore
+/// ui.add(toggle(&mut my_bool));
+/// ```
+pub fn toggle(on: &mut bool) -> impl egui::Widget + '_ {
+    move |ui: &mut egui::Ui| toggle_ui(ui, on)
+}

easytier/Cargo.toml

@@ -23,6 +23,11 @@ name = "easytier-cli"
 path = "src/easytier-cli.rs"
 test = false
 
+[lib]
+name = "easytier"
+path = "src/lib.rs"
+test = false
+
 [dependencies]
 tracing = { version = "0.1", features = ["log"] }
 tracing-subscriber = { version = "0.3", features = [

easytier/LICENSE

@@ -0,0 +1 @@
+../LICENSE

easytier/src/easytier-cli.rs

@@ -4,11 +4,13 @@ use std::{net::SocketAddr, vec};
 
 use clap::{command, Args, Parser, Subcommand};
 use rpc::vpn_portal_rpc_client::VpnPortalRpcClient;
+use utils::{list_peer_route_pair, PeerRoutePair};
 
 mod arch;
 mod common;
 mod rpc;
 mod tunnels;
+mod utils;
 
 use crate::{
     common::stun::{StunInfoCollector, UdpNatTypeDetector},
@@ -17,6 +19,7 @@ use crate::{
         peer_center_rpc_client::PeerCenterRpcClient, peer_manage_rpc_client::PeerManageRpcClient,
         *,
     },
+    utils::{cost_to_str, float_to_str},
 };
 use humansize::format_size;
 use tabled::settings::Style;
@@ -94,107 +97,6 @@ enum Error {
     TonicRpcError(#[from] tonic::Status),
 }
 
-#[derive(Debug)]
-struct PeerRoutePair {
-    route: Route,
-    peer: Option<PeerInfo>,
-}
-
-impl PeerRoutePair {
-    fn get_latency_ms(&self) -> Option<f64> {
-        let mut ret = u64::MAX;
-        let p = self.peer.as_ref()?;
-        for conn in p.conns.iter() {
-            let Some(stats) = &conn.stats else {
-                continue;
-            };
-            ret = ret.min(stats.latency_us);
-        }
-
-        if ret == u64::MAX {
-            None
-        } else {
-            Some(f64::from(ret as u32) / 1000.0)
-        }
-    }
-
-    fn get_rx_bytes(&self) -> Option<u64> {
-        let mut ret = 0;
-        let p = self.peer.as_ref()?;
-        for conn in p.conns.iter() {
-            let Some(stats) = &conn.stats else {
-                continue;
-            };
-            ret += stats.rx_bytes;
-        }
-
-        if ret == 0 {
-            None
-        } else {
-            Some(ret)
-        }
-    }
-
-    fn get_tx_bytes(&self) -> Option<u64> {
-        let mut ret = 0;
-        let p = self.peer.as_ref()?;
-        for conn in p.conns.iter() {
-            let Some(stats) = &conn.stats else {
-                continue;
-            };
-            ret += stats.tx_bytes;
-        }
-
-        if ret == 0 {
-            None
-        } else {
-            Some(ret)
-        }
-    }
-
-    fn get_loss_rate(&self) -> Option<f64> {
-        let mut ret = 0.0;
-        let p = self.peer.as_ref()?;
-        for conn in p.conns.iter() {
-            ret += conn.loss_rate;
-        }
-
-        if ret == 0.0 {
-            None
-        } else {
-            Some(ret as f64)
-        }
-    }
-
-    fn get_conn_protos(&self) -> Option<Vec<String>> {
-        let mut ret = vec![];
-        let p = self.peer.as_ref()?;
-        for conn in p.conns.iter() {
-            let Some(tunnel_info) = &conn.tunnel else {
-                continue;
-            };
-            // insert if not exists
-            if !ret.contains(&tunnel_info.tunnel_type) {
-                ret.push(tunnel_info.tunnel_type.clone());
-            }
-        }
-
-        if ret.is_empty() {
-            None
-        } else {
-            Some(ret)
-        }
-    }
-
-    fn get_udp_nat_type(self: &Self) -> String {
-        let mut ret = NatType::Unknown;
-        if let Some(r) = &self.route.stun_info {
-            ret = NatType::try_from(r.udp_nat_type).unwrap();
-        }
-        format!("{:?}", ret)
-    }
-}
-
 struct CommandHandler {
     addr: String,
 }
@@ -239,19 +141,9 @@ impl CommandHandler {
     }
 
     async fn list_peer_route_pair(&self) -> Result<Vec<PeerRoutePair>, Error> {
-        let mut peers = self.list_peers().await?.peer_infos;
-        let mut routes = self.list_routes().await?.routes;
-        let mut pairs: Vec<PeerRoutePair> = vec![];
-
-        for route in routes.iter_mut() {
-            let peer = peers.iter_mut().find(|peer| peer.peer_id == route.peer_id);
-            pairs.push(PeerRoutePair {
-                route: route.clone(),
-                peer: peer.cloned(),
-            });
-        }
-
-        Ok(pairs)
+        let peers = self.list_peers().await?.peer_infos;
+        let routes = self.list_routes().await?.routes;
+        Ok(list_peer_route_pair(peers, routes))
     }
 
     #[allow(dead_code)]
@@ -279,18 +171,6 @@ impl CommandHandler {
             id: String,
         }
 
-        fn cost_to_str(cost: i32) -> String {
-            if cost == 1 {
-                "p2p".to_string()
-            } else {
-                format!("relay({})", cost)
-            }
-        }
-
-        fn float_to_str(f: f64, precision: usize) -> String {
-            format!("{:.1$}", f, precision)
-        }
-
         impl From<PeerRoutePair> for PeerTableItem {
             fn from(p: PeerRoutePair) -> Self {
                 PeerTableItem {

easytier/src/instance/instance.rs

@@ -35,6 +35,35 @@ use tokio_stream::wrappers::ReceiverStream;
 use super::listeners::ListenerManager;
 use super::virtual_nic;
 
+#[derive(Clone)]
+struct IpProxy {
+    tcp_proxy: Arc<TcpProxy>,
+    icmp_proxy: Arc<IcmpProxy>,
+    udp_proxy: Arc<UdpProxy>,
+}
+
+impl IpProxy {
+    fn new(global_ctx: ArcGlobalCtx, peer_manager: Arc<PeerManager>) -> Result<Self, Error> {
+        let tcp_proxy = TcpProxy::new(global_ctx.clone(), peer_manager.clone());
+        let icmp_proxy = IcmpProxy::new(global_ctx.clone(), peer_manager.clone())
+            .with_context(|| "create icmp proxy failed")?;
+        let udp_proxy = UdpProxy::new(global_ctx.clone(), peer_manager.clone())
+            .with_context(|| "create udp proxy failed")?;
+        Ok(IpProxy {
+            tcp_proxy,
+            icmp_proxy,
+            udp_proxy,
+        })
+    }
+
+    async fn start(&self) -> Result<(), Error> {
+        self.tcp_proxy.start().await?;
+        self.icmp_proxy.start().await?;
+        self.udp_proxy.start().await?;
+        Ok(())
+    }
+}
+
 pub struct Instance {
     inst_name: String,
 
@@ -51,9 +80,7 @@ pub struct Instance {
     direct_conn_manager: Arc<DirectConnectorManager>,
     udp_hole_puncher: Arc<Mutex<UdpHolePunchConnector>>,
 
-    tcp_proxy: Arc<TcpProxy>,
-    icmp_proxy: Arc<IcmpProxy>,
-    udp_proxy: Arc<UdpProxy>,
+    ip_proxy: Option<IpProxy>,
 
     peer_center: Arc<PeerCenterInstance>,
 
@@ -97,14 +124,6 @@ impl Instance {
 
         let udp_hole_puncher = UdpHolePunchConnector::new(global_ctx.clone(), peer_manager.clone());
 
-        let arc_tcp_proxy = TcpProxy::new(global_ctx.clone(), peer_manager.clone());
-        let arc_icmp_proxy = IcmpProxy::new(global_ctx.clone(), peer_manager.clone())
-            .with_context(|| "create icmp proxy failed")
-            .unwrap();
-        let arc_udp_proxy = UdpProxy::new(global_ctx.clone(), peer_manager.clone())
-            .with_context(|| "create udp proxy failed")
-            .unwrap();
-
         let peer_center = Arc::new(PeerCenterInstance::new(peer_manager.clone()));
 
         let vpn_portal_inst = vpn_portal::wireguard::WireGuard::default();
@@ -123,9 +142,7 @@ impl Instance {
             direct_conn_manager: Arc::new(direct_conn_manager),
             udp_hole_puncher: Arc::new(Mutex::new(udp_hole_puncher)),
 
-            tcp_proxy: arc_tcp_proxy,
-            icmp_proxy: arc_icmp_proxy,
-            udp_proxy: arc_udp_proxy,
+            ip_proxy: None,
 
             peer_center,
 
@@ -269,9 +286,12 @@ impl Instance {
 
         self.run_rpc_server().unwrap();
 
-        self.tcp_proxy.start().await.unwrap();
-        self.icmp_proxy.start().await.unwrap();
-        self.udp_proxy.start().await.unwrap();
+        self.ip_proxy = Some(IpProxy::new(
+            self.get_global_ctx(),
+            self.get_peer_manager(),
+        )?);
+        self.ip_proxy.as_ref().unwrap().start().await?;
+
         self.run_proxy_cidrs_route_updater();
 
         self.udp_hole_puncher.lock().await.run().await?;
@@ -478,4 +498,8 @@ impl Instance {
     pub fn get_global_ctx(&self) -> ArcGlobalCtx {
         self.global_ctx.clone()
     }
+
+    pub fn get_vpn_portal_inst(&self) -> Arc<Mutex<Box<dyn VpnPortal>>> {
+        self.vpn_portal.clone()
+    }
 }

easytier/src/lib.rs

@@ -0,0 +1,13 @@
+#![allow(dead_code)]
+
+pub mod arch;
+pub mod common;
+pub mod connector;
+pub mod gateway;
+pub mod instance;
+pub mod peer_center;
+pub mod peers;
+pub mod rpc;
+pub mod tunnels;
+pub mod utils;
+pub mod vpn_portal;

easytier/src/rpc/peer.rs

@@ -1,6 +1,6 @@
 use serde::{Deserialize, Serialize};
 
-#[derive(Clone, PartialEq, Debug, Serialize, Deserialize)]
+#[derive(Clone, PartialEq, Debug, Serialize, Deserialize, Default)]
 pub struct GetIpListResponse {
     pub public_ipv4: String,
     pub interface_ipv4s: Vec<String>,

easytier/src/tunnels/common.rs

@@ -6,7 +6,7 @@ use std::{
 };
 
 use async_stream::stream;
-use futures::{Future, FutureExt, Sink, SinkExt, Stream, StreamExt};
+use futures::{stream::FuturesUnordered, Future, FutureExt, Sink, SinkExt, Stream, StreamExt};
 use network_interface::NetworkInterfaceConfig;
 use tokio::{sync::Mutex, time::error::Elapsed};
 
@@ -319,6 +319,29 @@ pub(crate) fn setup_sokcet2_ext(
     Ok(())
 }
 
+pub(crate) async fn wait_for_connect_futures<Fut, Ret, E>(
+    mut futures: FuturesUnordered<Fut>,
+) -> Result<Ret, super::TunnelError>
+where
+    Fut: Future<Output = Result<Ret, E>> + Send + Sync,
+    E: std::error::Error + Into<super::TunnelError> + Send + Sync + 'static,
+{
+    // return last error
+    let mut last_err = None;
+
+    while let Some(ret) = futures.next().await {
+        if let Err(e) = ret {
+            last_err = Some(e.into());
+        } else {
+            return ret.map_err(|e| e.into());
+        }
+    }
+
+    Err(last_err.unwrap_or(super::TunnelError::CommonError(
+        "no connect futures".to_string(),
+    )))
+}
+
 pub(crate) fn setup_sokcet2(
     socket2_socket: &socket2::Socket,
     bind_addr: &SocketAddr,

easytier/src/tunnels/mod.rs

@@ -22,7 +22,7 @@ pub enum TunnelError {
     CommonError(String),
     #[error("io error")]
     IOError(#[from] std::io::Error),
-    #[error("wait resp error")]
+    #[error("wait resp error {0}")]
     WaitRespError(String),
     #[error("Connect Error: {0}")]
     ConnectError(String),

easytier/src/tunnels/tcp_tunnel.rs

@@ -1,14 +1,16 @@
 use std::net::SocketAddr;
 
 use async_trait::async_trait;
-use futures::{stream::FuturesUnordered, StreamExt};
+use futures::stream::FuturesUnordered;
 use tokio::net::{TcpListener, TcpSocket, TcpStream};
 use tokio_util::codec::{FramedRead, FramedWrite, LengthDelimitedCodec};
 
 use crate::tunnels::common::setup_sokcet2;
 
 use super::{
-    check_scheme_and_get_socket_addr, common::FramedTunnel, Tunnel, TunnelInfo, TunnelListener,
+    check_scheme_and_get_socket_addr,
+    common::{wait_for_connect_futures, FramedTunnel},
+    Tunnel, TunnelInfo, TunnelListener,
 };
 
 #[derive(Debug)]
@@ -115,7 +117,7 @@ impl TcpTunnelConnector {
     }
 
     async fn connect_with_custom_bind(&mut self) -> Result<Box<dyn Tunnel>, super::TunnelError> {
-        let mut futures = FuturesUnordered::new();
+        let futures = FuturesUnordered::new();
         let dst_addr = check_scheme_and_get_socket_addr::<SocketAddr>(&self.addr, "tcp")?;
 
         for bind_addr in self.bind_addrs.iter() {
@@ -132,12 +134,7 @@ impl TcpTunnelConnector {
             futures.push(socket.connect(dst_addr.clone()));
         }
 
-        let Some(ret) = futures.next().await else {
-            return Err(super::TunnelError::CommonError(
-                "join connect futures failed".to_owned(),
-            ));
-        };
-
+        let ret = wait_for_connect_futures(futures).await;
         return get_tunnel_with_tcp_stream(ret?, self.addr.clone().into());
     }
 }
@@ -162,7 +159,7 @@ impl super::TunnelConnector for TcpTunnelConnector {
 
 #[cfg(test)]
 mod tests {
-    use futures::SinkExt;
+    use futures::{SinkExt, StreamExt};
 
     use crate::tunnels::{
         common::tests::{_tunnel_bench, _tunnel_pingpong},

easytier/src/tunnels/udp_tunnel.rs

@@ -23,7 +23,10 @@ use crate::{
 
 use super::{
     codec::BytesCodec,
-    common::{setup_sokcet2, setup_sokcet2_ext, FramedTunnel, TunnelWithCustomInfo},
+    common::{
+        setup_sokcet2, setup_sokcet2_ext, wait_for_connect_futures, FramedTunnel,
+        TunnelWithCustomInfo,
+    },
     ring_tunnel::create_ring_tunnel_pair,
     DatagramSink, DatagramStream, Tunnel, TunnelListener, TunnelUrl,
 };
@@ -555,7 +558,7 @@ impl UdpTunnelConnector {
     }
 
     async fn connect_with_custom_bind(&mut self) -> Result<Box<dyn Tunnel>, super::TunnelError> {
-        let mut futures = FuturesUnordered::new();
+        let futures = FuturesUnordered::new();
 
         for bind_addr in self.bind_addrs.iter() {
             let socket2_socket = socket2::Socket::new(
@@ -567,14 +570,7 @@ impl UdpTunnelConnector {
             let socket = UdpSocket::from_std(socket2_socket.into())?;
             futures.push(self.try_connect_with_socket(socket));
         }
-
-        let Some(ret) = futures.next().await else {
-            return Err(super::TunnelError::CommonError(
-                "join connect futures failed".to_owned(),
-            ));
-        };
-
-        return ret;
+        wait_for_connect_futures(futures).await
     }
 }
 

easytier/src/tunnels/wireguard.rs

@@ -27,7 +27,7 @@ use crate::{
 
 use super::{
     check_scheme_and_get_socket_addr,
-    common::{setup_sokcet2, setup_sokcet2_ext},
+    common::{setup_sokcet2, setup_sokcet2_ext, wait_for_connect_futures},
     ring_tunnel::create_ring_tunnel_pair,
     DatagramSink, DatagramStream, Tunnel, TunnelError, TunnelListener, TunnelUrl,
 };
@@ -689,7 +689,7 @@ impl super::TunnelConnector for WgTunnelConnector {
         } else {
             self.bind_addrs.clone()
         };
-        let mut futures = FuturesUnordered::new();
+        let futures = FuturesUnordered::new();
 
         for bind_addr in bind_addrs.into_iter() {
             let socket2_socket = socket2::Socket::new(
@@ -707,13 +707,7 @@ impl super::TunnelConnector for WgTunnelConnector {
             ));
         }
 
-        let Some(ret) = futures.next().await else {
-            return Err(super::TunnelError::CommonError(
-                "join connect futures failed".to_owned(),
-            ));
-        };
-
-        return ret;
+        wait_for_connect_futures(futures).await
     }
 
     fn remote_url(&self) -> url::Url {

easytier/src/utils.rs

@@ -0,0 +1,128 @@
+use crate::rpc::cli::{NatType, PeerInfo, Route};
+
+#[derive(Debug)]
+pub struct PeerRoutePair {
+    pub route: Route,
+    pub peer: Option<PeerInfo>,
+}
+
+impl PeerRoutePair {
+    pub fn get_latency_ms(&self) -> Option<f64> {
+        let mut ret = u64::MAX;
+        let p = self.peer.as_ref()?;
+        for conn in p.conns.iter() {
+            let Some(stats) = &conn.stats else {
+                continue;
+            };
+            ret = ret.min(stats.latency_us);
+        }
+
+        if ret == u64::MAX {
+            None
+        } else {
+            Some(f64::from(ret as u32) / 1000.0)
+        }
+    }
+
+    pub fn get_rx_bytes(&self) -> Option<u64> {
+        let mut ret = 0;
+        let p = self.peer.as_ref()?;
+        for conn in p.conns.iter() {
+            let Some(stats) = &conn.stats else {
+                continue;
+            };
+            ret += stats.rx_bytes;
+        }
+
+        if ret == 0 {
+            None
+        } else {
+            Some(ret)
+        }
+    }
+
+    pub fn get_tx_bytes(&self) -> Option<u64> {
+        let mut ret = 0;
+        let p = self.peer.as_ref()?;
+        for conn in p.conns.iter() {
+            let Some(stats) = &conn.stats else {
+                continue;
+            };
+            ret += stats.tx_bytes;
+        }
+
+        if ret == 0 {
+            None
+        } else {
+            Some(ret)
+        }
+    }
+
+    pub fn get_loss_rate(&self) -> Option<f64> {
+        let mut ret = 0.0;
+        let p = self.peer.as_ref()?;
+        for conn in p.conns.iter() {
+            ret += conn.loss_rate;
+        }
+
+        if ret == 0.0 {
+            None
+        } else {
+            Some(ret as f64)
+        }
+    }
+
+    pub fn get_conn_protos(&self) -> Option<Vec<String>> {
+        let mut ret = vec![];
+        let p = self.peer.as_ref()?;
+        for conn in p.conns.iter() {
+            let Some(tunnel_info) = &conn.tunnel else {
+                continue;
+            };
+            // insert if not exists
+            if !ret.contains(&tunnel_info.tunnel_type) {
+                ret.push(tunnel_info.tunnel_type.clone());
+            }
+        }
+
+        if ret.is_empty() {
+            None
+        } else {
+            Some(ret)
+        }
+    }
+
+    pub fn get_udp_nat_type(self: &Self) -> String {
+        let mut ret = NatType::Unknown;
+        if let Some(r) = &self.route.stun_info {
+            ret = NatType::try_from(r.udp_nat_type).unwrap();
+        }
+        format!("{:?}", ret)
+    }
+}
+
+pub fn list_peer_route_pair(peers: Vec<PeerInfo>, routes: Vec<Route>) -> Vec<PeerRoutePair> {
+    let mut pairs: Vec<PeerRoutePair> = vec![];
+
+    for route in routes.iter() {
+        let peer = peers.iter().find(|peer| peer.peer_id == route.peer_id);
+        pairs.push(PeerRoutePair {
+            route: route.clone(),
+            peer: peer.cloned(),
+        });
+    }
+
+    pairs
+}
+
+pub fn cost_to_str(cost: i32) -> String {
+    if cost == 1 {
+        "p2p".to_string()
+    } else {
+        format!("relay({})", cost)
+    }
+}
+
+pub fn float_to_str(f: f64, precision: usize) -> String {
+    format!("{:.1$}", f, precision)
+}