v3.0.1

.dockerignore

@@ -0,0 +1 @@
+node_modules/

.gitignore

@@ -17,4 +17,5 @@ node_modules/
 dist/
 dist_*/
 
-# custom
+# custom
+rust/target/

Dockerfile

@@ -0,0 +1,46 @@
+# gitzone dockerfile_service
+## STAGE 1 // BUILD
+FROM registry.gitlab.com/hosttoday/ht-docker-node:npmci as node1
+COPY ./ /app
+WORKDIR /app
+ARG NPMCI_TOKEN_NPM2
+ENV NPMCI_TOKEN_NPM2 $NPMCI_TOKEN_NPM2
+RUN npmci npm prepare
+RUN pnpm config set store-dir .pnpm-store
+RUN rm -rf node_modules && pnpm install
+RUN pnpm run build
+
+# gitzone dockerfile_service
+## STAGE 2 // install production
+FROM registry.gitlab.com/hosttoday/ht-docker-node:npmci as node2
+WORKDIR /app
+COPY --from=node1 /app /app
+RUN rm -rf .pnpm-store
+ARG NPMCI_TOKEN_NPM2
+ENV NPMCI_TOKEN_NPM2 $NPMCI_TOKEN_NPM2
+RUN npmci npm prepare
+RUN pnpm config set store-dir .pnpm-store
+RUN rm -rf node_modules/ && pnpm install --prod
+
+
+## STAGE 3 // rebuild dependencies for alpine
+FROM registry.gitlab.com/hosttoday/ht-docker-node:alpinenpmci as node3
+WORKDIR /app
+COPY --from=node2 /app /app
+ARG NPMCI_TOKEN_NPM2
+ENV NPMCI_TOKEN_NPM2 $NPMCI_TOKEN_NPM2
+RUN npmci npm prepare
+RUN pnpm config set store-dir .pnpm-store
+RUN pnpm rebuild -r
+
+## STAGE 4 // the final production image with all dependencies in place
+FROM registry.gitlab.com/hosttoday/ht-docker-node:alpine as node4
+WORKDIR /app
+COPY --from=node3 /app /app
+
+### Healthchecks
+RUN pnpm install -g @servezone/healthy
+HEALTHCHECK --interval=30s --timeout=30s --start-period=30s --retries=3 CMD [ "healthy" ]
+
+EXPOSE 80
+CMD ["npm", "start"]

changelog.md

@@ -0,0 +1,40 @@
+# Changelog
+
+## 2026-02-16 - 3.0.1 - fix(remoteingress)
+no changes detected in diff; no code modifications to release
+
+- No files changed in the provided diff.
+- No release or version bump required based on current changes.
+
+## 2026-02-16 - 3.0.0 - BREAKING CHANGE(remoteingress)
+migrate core to Rust, add RemoteIngressHub/RemoteIngressEdge JS bridge, and bump package to v2.0.0
+
+- Added Rust workspace and crates: remoteingress-protocol, remoteingress-core, remoteingress-bin (IPC management mode via JSON over stdin/stdout).
+- Implemented protocol framing, PROXY v1 header builder, and async FrameReader in remoteingress-protocol.
+- Implemented hub and edge tunnel logic in Rust including TLS handling, PROXY parsing, and STUN public IP discovery.
+- Added TypeScript runtime bridge classes RemoteIngressHub and RemoteIngressEdge that use @push.rocks/smartrust to spawn/manage the Rust binary.
+- Removed legacy connector public/private TS files and simplified ts/index exports to expose hub/edge classes.
+- Updated package.json: bumped version to 2.0.0, adjusted description, added tsrust build step, new dependency @push.rocks/smartrust and keywords, and included dist_rust in files/glob.
+- Added rust build config for cross-target linkers and new Cargo.toml manifests for the workspace.
+
+## 2024-04-14 - 1.0.2 - 1.0.4 - releases
+Version-only tag commits (no code changes) for recent releases.
+
+- 1.0.2 (2024-03-24) — release tag / version bump only
+- 1.0.3 (2024-04-14) — release tag / version bump only
+- 1.0.4 (2024-04-14) — release tag / version bump only
+
+## 2024-04-14 - 1.0.3 - core
+Core updates and fixes.
+
+- fix(core): update
+
+## 2024-04-14 - 1.0.2 - core
+Core updates and fixes.
+
+- fix(core): update
+
+## 2024-03-24 - 1.0.1 - core
+Core updates and fixes.
+
+- fix(core): update

cli.child.ts

@@ -0,0 +1,4 @@
+#!/usr/bin/env node
+process.env.CLI_CALL = 'true';
+import * as cliTool from './ts/index.js';
+cliTool.runCli();

cli.js

@@ -0,0 +1,4 @@
+#!/usr/bin/env node
+process.env.CLI_CALL = 'true';
+const cliTool = await import('./dist_ts/index.js');
+cliTool.runCli();

cli.ts.js

@@ -0,0 +1,5 @@
+#!/usr/bin/env node
+process.env.CLI_CALL = 'true';
+
+import * as tsrun from '@git.zone/tsrun';
+tsrun.runPath('./cli.child.js', import.meta.url);

npmextra.json

@@ -1,18 +1,50 @@
 {
-  "gitzone": {
+  "@git.zone/tsrust": {
+    "targets": [
+      "linux_amd64",
+      "linux_arm64"
+    ]
+  },
+  "@git.zone/cli": {
     "projectType": "npm",
     "module": {
       "githost": "code.foss.global",
       "gitscope": "serve.zone",
       "gitrepo": "remoteingress",
-      "description": "a remoteingress service for serve.zone",
+      "description": "Provides a service for creating private tunnels and reaching private clusters from the outside, facilitating secure remote access as part of the @serve.zone stack.",
       "npmPackagename": "@serve.zone/remoteingress",
       "license": "MIT",
-      "projectDomain": "serve.zone"
+      "projectDomain": "serve.zone",
+      "keywords": [
+        "remote access",
+        "private tunnels",
+        "network security",
+        "TLS encryption",
+        "connector",
+        "serve.zone stack",
+        "private clusters access",
+        "public access management",
+        "TypeScript application",
+        "node.js package",
+        "secure communications",
+        "TLS/SSL certificates",
+        "development tools",
+        "software development",
+        "private network integration"
+      ]
+    },
+    "release": {
+      "registries": [
+        "https://verdaccio.lossless.digital",
+        "https://registry.npmjs.org"
+      ],
+      "accessLevel": "public"
     }
   },
-  "npmci": {
+  "@git.zone/tsdoc": {
-    "npmGlobalTools": [],
+    "legal": "\n## License and Legal Information\n\nThis repository contains open-source code that is licensed under the MIT License. A copy of the MIT License can be found in the [license](license) file within this repository. \n\n**Please note:** The MIT License does not grant permission to use the trade names, trademarks, service marks, or product names of the project, except as required for reasonable and customary use in describing the origin of the work and reproducing the content of the NOTICE file.\n\n### Trademarks\n\nThis project is owned and maintained by Task Venture Capital GmbH. The names and logos associated with Task Venture Capital GmbH and any related products or services are trademarks of Task Venture Capital GmbH and are not included within the scope of the MIT license granted herein. Use of these trademarks must comply with Task Venture Capital GmbH's Trademark Guidelines, and any usage must be approved in writing by Task Venture Capital GmbH.\n\n### Company Information\n\nTask Venture Capital GmbH  \nRegistered at District court Bremen HRB 35230 HB, Germany\n\nFor any legal inquiries or if you require further information, please contact us via email at hello@task.vc.\n\nBy using this repository, you acknowledge that you have read this section, agree to comply with its terms, and understand that the licensing of the code does not imply endorsement by Task Venture Capital GmbH of any derivative works.\n"
-    "npmAccessLevel": "public"
+  },
+  "@ship.zone/szci": {
+    "npmGlobalTools": []
   }
 }

package.json

@@ -1,8 +1,8 @@
 {
   "name": "@serve.zone/remoteingress",
-  "version": "1.0.2",
+  "version": "3.0.1",
   "private": false,
-  "description": "a remoteingress service for serve.zone",
+  "description": "Edge ingress tunnel for DcRouter - accepts incoming TCP connections at network edge and tunnels them to DcRouter SmartProxy preserving client IP via PROXY protocol v1.",
   "main": "dist_ts/index.js",
   "typings": "dist_ts/index.d.ts",
   "type": "module",
@@ -10,18 +10,22 @@
   "license": "MIT",
   "scripts": {
     "test": "(tstest test/ --web)",
-    "build": "(tsbuild --web --allowimplicitany)",
+    "build": "(tsbuild --web --allowimplicitany && tsrust)",
     "buildDocs": "(tsdoc)"
   },
   "devDependencies": {
     "@git.zone/tsbuild": "^2.1.25",
     "@git.zone/tsbundle": "^2.0.5",
     "@git.zone/tsrun": "^1.2.46",
+    "@git.zone/tsrust": "^1.3.0",
     "@git.zone/tstest": "^1.0.44",
     "@push.rocks/tapbundle": "^5.0.15",
     "@types/node": "^20.8.7"
   },
-  "dependencies": {},
+  "dependencies": {
+    "@push.rocks/qenv": "^6.0.5",
+    "@push.rocks/smartrust": "^1.2.1"
+  },
   "repository": {
     "type": "git",
     "url": "git+https://code.foss.global/serve.zone/remoteingress.git"
@@ -40,9 +44,23 @@
     "dist_*/**/*",
     "dist_ts/**/*",
     "dist_ts_web/**/*",
+    "dist_rust/**/*",
     "assets/**/*",
     "cli.js",
     "npmextra.json",
     "readme.md"
+  ],
+  "keywords": [
+    "remote access",
+    "ingress tunnel",
+    "network edge",
+    "PROXY protocol",
+    "multiplexed tunnel",
+    "TCP proxy",
+    "TLS tunnel",
+    "serve.zone stack",
+    "TypeScript",
+    "Rust",
+    "SmartProxy"
   ]
 }

readme.hints.md

@@ -0,0 +1,3 @@
+* this module is part of the @serve.zone stack
+* it is used to reach private clusters from outside
+* it can be used to create private tunnels to private networks

readme.md

@@ -1,31 +1,107 @@
 # @serve.zone/remoteingress
-a remoteingress service for serve.zone
 
-## Availabililty and Links
+Provides a service for creating private tunnels and reaching private clusters from the outside as part of the @serve.zone stack.
-* [npmjs.org (npm package)](https://www.npmjs.com/package/@serve.zone/remoteingress)
-* [gitlab.com (source)](https://code.foss.global/serve.zone/remoteingress)
-* [github.com (source mirror)](https://github.com/serve.zone/remoteingress)
-* [docs (typedoc)](https://serve.zone.gitlab.io/remoteingress/)
 
-## Status for master
+## Install
 
-Status Category | Status Badge
+To install `@serve.zone/remoteingress`, run the following command in your terminal:
--- | --
+
-GitLab Pipelines | [![pipeline status](https://code.foss.global/serve.zone/remoteingress/badges/master/pipeline.svg)](https://lossless.cloud)
+```sh
-GitLab Pipline Test Coverage | [![coverage report](https://code.foss.global/serve.zone/remoteingress/badges/master/coverage.svg)](https://lossless.cloud)
+npm install @serve.zone/remoteingress
-npm | [![npm downloads per month](https://badgen.net/npm/dy/@serve.zone/remoteingress)](https://lossless.cloud)
+```
-Snyk | [![Known Vulnerabilities](https://badgen.net/snyk/serve.zone/remoteingress)](https://lossless.cloud)
+
-TypeScript Support | [![TypeScript](https://badgen.net/badge/TypeScript/>=%203.x/blue?icon=typescript)](https://lossless.cloud)
+This command will download and install the remoteingress package and its dependencies into your project.
-node Support | [![node](https://img.shields.io/badge/node->=%2010.x.x-blue.svg)](https://nodejs.org/dist/latest-v10.x/docs/api/)
-Code Style | [![Code Style](https://badgen.net/badge/style/prettier/purple)](https://lossless.cloud)
-PackagePhobia (total standalone install weight) | [![PackagePhobia](https://badgen.net/packagephobia/install/@serve.zone/remoteingress)](https://lossless.cloud)
-PackagePhobia (package size on registry) | [![PackagePhobia](https://badgen.net/packagephobia/publish/@serve.zone/remoteingress)](https://lossless.cloud)
-BundlePhobia (total size when bundled) | [![BundlePhobia](https://badgen.net/bundlephobia/minzip/@serve.zone/remoteingress)](https://lossless.cloud)
 
 ## Usage
-Use TypeScript for best in class intellisense
-For further information read the linked docs at the top of this readme.
 
-## Legal
+`@serve.zone/remoteingress` is designed to facilitate the creation of secure private tunnels and enable access to private clusters from external sources, offering an integral part of the @serve.zone stack infrastructure. Below, we illustrate how to employ this package within your project, leveraging TypeScript and ESM syntax for modern, type-safe, and modular code.
-> MIT licensed | **©** [Task Venture Capital GmbH](https://task.vc)
+
-| By using this npm module you agree to our [privacy policy](https://lossless.gmbH/privacy)
+### Prerequisites
+
+Ensure that you have Node.js and TypeScript installed in your environment. Your project should be set up with TypeScript support, and you might want to familiarize yourself with basic networking concepts and TLS/SSL for secure communication.
+
+### Importing and Initializing Connectors
+
+`@serve.zone/remoteingress` offers two primary components: `ConnectorPublic` and `ConnectorPrivate`. Here's how to use them:
+
+#### Setup ConnectorPublic
+
+`ConnectorPublic` acts as a gateway, accepting incoming tunnel connections from `ConnectorPrivate` instances and facilitating secure communication between the internet and your private network.
+
+```typescript
+import { ConnectorPublic } from '@serve.zone/remoteingress';
+
+// Initialize ConnectorPublic
+const publicConnector = new ConnectorPublic({
+  tlsOptions: {
+    key: fs.readFileSync("<path-to-your-tls/key.pem>"),
+    cert: fs.readFileSync("<path-to-your-cert/cert.pem>"),
+    // Consider including 'ca' and 'passphrase' if required for your setup
+  },
+  listenPort: 443 // Example listen port; adjust based on your needs
+});
+```
+
+#### Setup ConnectorPrivate
+
+`ConnectorPrivate` establishes a secure tunnel to `ConnectorPublic`, effectively bridging your internal services with the external point of access.
+
+```typescript
+import { ConnectorPrivate } from '@serve.zone/remoteingress';
+
+// Initialize ConnectorPrivate pointing to your ConnectorPublic instance
+const privateConnector = new ConnectorPrivate({
+  publicHost: 'your.public.domain.tld',
+  publicPort: 443, // Ensure this matches the listening port of ConnectorPublic
+  tlsOptions: {
+    // You might want to specify TLS options here, similar to ConnectorPublic
+  }
+});
+```
+
+### Secure Communication
+
+It's imperative to ensure that the communication between `ConnectorPublic` and `ConnectorPrivate` is secure:
+
+- Always use valid TLS certificates.
+- Prefer using certificates issued by recognized Certificate Authorities (CA).
+- Optionally, configure mutual TLS (mTLS) by requiring client certificates for an added layer of security.
+
+### Advanced Usage
+
+Both connectors can be finely tuned:
+
+- **Logging and Monitoring:** Integrate with your existing logging and monitoring systems to keep tabs on tunnel activity, performance metrics, and potential security anomalies.
+
+- **Custom Handlers:** Implement custom traffic handling logic for specialized routing, filtering, or protocol-specific processing.
+
+- **Automation:** Automate the deployment and scaling of both `ConnectorPublic` and `ConnectorPrivate` instances using infrastructure-as-code (IAC) tools and practices, ensuring that your tunneling infrastructure can dynamically adapt to the ever-changing needs of your services.
+
+### Example Scenarios
+
+1. **Securing Application APIs:** Use `@serve.zone/remoteingress` to expose private APIs to your frontend deployed on a public cloud, ensuring that only your infrastructure can access these endpoints.
+
+2. **Remote Database Access:** Securely access databases within a private VPC from your local development machine without opening direct access to the internet.
+
+3. **Service Mesh Integration:** Integrate `@serve.zone/remoteingress` as part of a service mesh setup to securely connect services across multiple clusters with robust identity and encryption at the tunnel level.
+
+For detailed documentation, API references, and additional use cases, please refer to the inline documentation and source code within the package. Always prioritize security and robustness when dealing with network ingress to protect your infrastructure and data from unauthorized access and threats.
+
+## License and Legal Information
+
+This repository contains open-source code that is licensed under the MIT License. A copy of the MIT License can be found in the [license](license) file within this repository. 
+
+**Please note:** The MIT License does not grant permission to use the trade names, trademarks, service marks, or product names of the project, except as required for reasonable and customary use in describing the origin of the work and reproducing the content of the NOTICE file.
+
+### Trademarks
+
+This project is owned and maintained by Task Venture Capital GmbH. The names and logos associated with Task Venture Capital GmbH and any related products or services are trademarks of Task Venture Capital GmbH and are not included within the scope of the MIT license granted herein. Use of these trademarks must comply with Task Venture Capital GmbH's Trademark Guidelines, and any usage must be approved in writing by Task Venture Capital GmbH.
+
+### Company Information
+
+Task Venture Capital GmbH  
+Registered at District court Bremen HRB 35230 HB, Germany
+
+For any legal inquiries or if you require further information, please contact us via email at hello@task.vc.
+
+By using this repository, you acknowledge that you have read this section, agree to comply with its terms, and understand that the licensing of the code does not imply endorsement by Task Venture Capital GmbH of any derivative works.

rust/.cargo/config.toml

@@ -0,0 +1,5 @@
+[target.x86_64-unknown-linux-gnu]
+linker = "x86_64-linux-gnu-gcc"
+
+[target.aarch64-unknown-linux-gnu]
+linker = "aarch64-linux-gnu-gcc"

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@@ -0,0 +1,980 @@
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+# It is not intended for manual editing.
+version = 4
+
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rust/Cargo.toml

@@ -0,0 +1,7 @@
+[workspace]
+resolver = "2"
+members = [
+  "crates/remoteingress-protocol",
+  "crates/remoteingress-core",
+  "crates/remoteingress-bin",
+]

rust/crates/remoteingress-bin/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "remoteingress-bin"
+version = "2.0.0"
+edition = "2021"
+
+[[bin]]
+name = "remoteingress-bin"
+path = "src/main.rs"
+
+[dependencies]
+remoteingress-core = { path = "../remoteingress-core" }
+remoteingress-protocol = { path = "../remoteingress-protocol" }
+tokio = { version = "1", features = ["full"] }
+clap = { version = "4", features = ["derive"] }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+log = "0.4"
+env_logger = "0.11"

rust/crates/remoteingress-bin/src/main.rs

@@ -0,0 +1,354 @@
+use clap::Parser;
+use serde::{Deserialize, Serialize};
+use std::sync::Arc;
+use tokio::io::{AsyncBufReadExt, BufReader};
+use tokio::sync::Mutex;
+
+use remoteingress_core::hub::{AllowedEdge, HubConfig, HubEvent, TunnelHub};
+use remoteingress_core::edge::{EdgeConfig, EdgeEvent, TunnelEdge};
+
+#[derive(Parser)]
+#[command(name = "remoteingress-bin", version = "2.0.0")]
+struct Cli {
+    /// Run in IPC management mode (JSON over stdin/stdout)
+    #[arg(long)]
+    management: bool,
+}
+
+// IPC message types
+#[derive(Deserialize)]
+struct IpcRequest {
+    id: String,
+    method: String,
+    params: serde_json::Value,
+}
+
+#[derive(Serialize)]
+struct IpcResponse {
+    id: String,
+    success: bool,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    result: Option<serde_json::Value>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    error: Option<String>,
+}
+
+#[derive(Serialize)]
+struct IpcEvent {
+    event: String,
+    data: serde_json::Value,
+}
+
+fn send_ipc_line(line: &str) {
+    // Write to stdout synchronously, since we're line-buffered
+    use std::io::Write;
+    let stdout = std::io::stdout();
+    let mut out = stdout.lock();
+    let _ = out.write_all(line.as_bytes());
+    let _ = out.write_all(b"\n");
+    let _ = out.flush();
+}
+
+fn send_event(event: &str, data: serde_json::Value) {
+    let evt = IpcEvent {
+        event: event.to_string(),
+        data,
+    };
+    if let Ok(json) = serde_json::to_string(&evt) {
+        send_ipc_line(&json);
+    }
+}
+
+fn send_response(id: &str, result: serde_json::Value) {
+    let resp = IpcResponse {
+        id: id.to_string(),
+        success: true,
+        result: Some(result),
+        error: None,
+    };
+    if let Ok(json) = serde_json::to_string(&resp) {
+        send_ipc_line(&json);
+    }
+}
+
+fn send_error(id: &str, error: &str) {
+    let resp = IpcResponse {
+        id: id.to_string(),
+        success: false,
+        result: None,
+        error: Some(error.to_string()),
+    };
+    if let Ok(json) = serde_json::to_string(&resp) {
+        send_ipc_line(&json);
+    }
+}
+
+#[tokio::main]
+async fn main() {
+    let cli = Cli::parse();
+
+    if !cli.management {
+        eprintln!("remoteingress-bin: use --management for IPC mode");
+        std::process::exit(1);
+    }
+
+    // Initialize logging to stderr (stdout is for IPC)
+    env_logger::Builder::from_default_env()
+        .target(env_logger::Target::Stderr)
+        .filter_level(log::LevelFilter::Info)
+        .init();
+
+    // Send ready event
+    send_event("ready", serde_json::json!({ "version": "2.0.0" }));
+
+    // State
+    let hub: Arc<Mutex<Option<Arc<TunnelHub>>>> = Arc::new(Mutex::new(None));
+    let edge: Arc<Mutex<Option<Arc<TunnelEdge>>>> = Arc::new(Mutex::new(None));
+
+    // Read commands from stdin
+    let stdin = tokio::io::stdin();
+    let reader = BufReader::new(stdin);
+    let mut lines = reader.lines();
+
+    while let Ok(Some(line)) = lines.next_line().await {
+        let line = line.trim().to_string();
+        if line.is_empty() {
+            continue;
+        }
+
+        let request: IpcRequest = match serde_json::from_str(&line) {
+            Ok(r) => r,
+            Err(e) => {
+                log::error!("Invalid IPC request: {}", e);
+                continue;
+            }
+        };
+
+        let hub = hub.clone();
+        let edge = edge.clone();
+
+        tokio::spawn(async move {
+            handle_request(request, hub, edge).await;
+        });
+    }
+}
+
+async fn handle_request(
+    req: IpcRequest,
+    hub: Arc<Mutex<Option<Arc<TunnelHub>>>>,
+    edge: Arc<Mutex<Option<Arc<TunnelEdge>>>>,
+) {
+    match req.method.as_str() {
+        "ping" => {
+            send_response(&req.id, serde_json::json!({ "pong": true }));
+        }
+
+        "startHub" => {
+            let config: HubConfig = match serde_json::from_value(req.params.clone()) {
+                Ok(c) => c,
+                Err(e) => {
+                    send_error(&req.id, &format!("invalid hub config: {}", e));
+                    return;
+                }
+            };
+
+            let tunnel_hub = Arc::new(TunnelHub::new(config));
+
+            // Forward hub events to IPC
+            if let Some(mut event_rx) = tunnel_hub.take_event_rx().await {
+                tokio::spawn(async move {
+                    while let Some(event) = event_rx.recv().await {
+                        match &event {
+                            HubEvent::EdgeConnected { edge_id } => {
+                                send_event(
+                                    "edgeConnected",
+                                    serde_json::json!({ "edgeId": edge_id }),
+                                );
+                            }
+                            HubEvent::EdgeDisconnected { edge_id } => {
+                                send_event(
+                                    "edgeDisconnected",
+                                    serde_json::json!({ "edgeId": edge_id }),
+                                );
+                            }
+                            HubEvent::StreamOpened {
+                                edge_id,
+                                stream_id,
+                            } => {
+                                send_event(
+                                    "streamOpened",
+                                    serde_json::json!({
+                                        "edgeId": edge_id,
+                                        "streamId": stream_id,
+                                    }),
+                                );
+                            }
+                            HubEvent::StreamClosed {
+                                edge_id,
+                                stream_id,
+                            } => {
+                                send_event(
+                                    "streamClosed",
+                                    serde_json::json!({
+                                        "edgeId": edge_id,
+                                        "streamId": stream_id,
+                                    }),
+                                );
+                            }
+                        }
+                    }
+                });
+            }
+
+            match tunnel_hub.start().await {
+                Ok(()) => {
+                    *hub.lock().await = Some(tunnel_hub);
+                    send_response(&req.id, serde_json::json!({ "started": true }));
+                }
+                Err(e) => {
+                    send_error(&req.id, &format!("failed to start hub: {}", e));
+                }
+            }
+        }
+
+        "stopHub" => {
+            let mut h = hub.lock().await;
+            if let Some(hub_instance) = h.take() {
+                hub_instance.stop().await;
+                send_response(&req.id, serde_json::json!({ "stopped": true }));
+            } else {
+                send_response(
+                    &req.id,
+                    serde_json::json!({ "stopped": true, "wasRunning": false }),
+                );
+            }
+        }
+
+        "updateAllowedEdges" => {
+            #[derive(Deserialize)]
+            #[serde(rename_all = "camelCase")]
+            struct UpdateEdgesParams {
+                edges: Vec<AllowedEdge>,
+            }
+
+            let params: UpdateEdgesParams = match serde_json::from_value(req.params.clone()) {
+                Ok(p) => p,
+                Err(e) => {
+                    send_error(&req.id, &format!("invalid params: {}", e));
+                    return;
+                }
+            };
+
+            let h = hub.lock().await;
+            if let Some(hub_instance) = h.as_ref() {
+                hub_instance.update_allowed_edges(params.edges).await;
+                send_response(&req.id, serde_json::json!({ "updated": true }));
+            } else {
+                send_error(&req.id, "hub not running");
+            }
+        }
+
+        "getHubStatus" => {
+            let h = hub.lock().await;
+            if let Some(hub_instance) = h.as_ref() {
+                let status = hub_instance.get_status().await;
+                send_response(
+                    &req.id,
+                    serde_json::to_value(&status).unwrap_or_default(),
+                );
+            } else {
+                send_response(
+                    &req.id,
+                    serde_json::json!({
+                        "running": false,
+                        "tunnelPort": 0,
+                        "connectedEdges": []
+                    }),
+                );
+            }
+        }
+
+        "startEdge" => {
+            let config: EdgeConfig = match serde_json::from_value(req.params.clone()) {
+                Ok(c) => c,
+                Err(e) => {
+                    send_error(&req.id, &format!("invalid edge config: {}", e));
+                    return;
+                }
+            };
+
+            let tunnel_edge = Arc::new(TunnelEdge::new(config));
+
+            // Forward edge events to IPC
+            if let Some(mut event_rx) = tunnel_edge.take_event_rx().await {
+                tokio::spawn(async move {
+                    while let Some(event) = event_rx.recv().await {
+                        match &event {
+                            EdgeEvent::TunnelConnected => {
+                                send_event("tunnelConnected", serde_json::json!({}));
+                            }
+                            EdgeEvent::TunnelDisconnected => {
+                                send_event("tunnelDisconnected", serde_json::json!({}));
+                            }
+                            EdgeEvent::PublicIpDiscovered { ip } => {
+                                send_event(
+                                    "publicIpDiscovered",
+                                    serde_json::json!({ "ip": ip }),
+                                );
+                            }
+                        }
+                    }
+                });
+            }
+
+            match tunnel_edge.start().await {
+                Ok(()) => {
+                    *edge.lock().await = Some(tunnel_edge);
+                    send_response(&req.id, serde_json::json!({ "started": true }));
+                }
+                Err(e) => {
+                    send_error(&req.id, &format!("failed to start edge: {}", e));
+                }
+            }
+        }
+
+        "stopEdge" => {
+            let mut e = edge.lock().await;
+            if let Some(edge_instance) = e.take() {
+                edge_instance.stop().await;
+                send_response(&req.id, serde_json::json!({ "stopped": true }));
+            } else {
+                send_response(
+                    &req.id,
+                    serde_json::json!({ "stopped": true, "wasRunning": false }),
+                );
+            }
+        }
+
+        "getEdgeStatus" => {
+            let e = edge.lock().await;
+            if let Some(edge_instance) = e.as_ref() {
+                let status = edge_instance.get_status().await;
+                send_response(
+                    &req.id,
+                    serde_json::to_value(&status).unwrap_or_default(),
+                );
+            } else {
+                send_response(
+                    &req.id,
+                    serde_json::json!({
+                        "running": false,
+                        "connected": false,
+                        "publicIp": null,
+                        "activeStreams": 0,
+                        "listenPorts": []
+                    }),
+                );
+            }
+        }
+
+        _ => {
+            send_error(&req.id, &format!("unknown method: {}", req.method));
+        }
+    }
+}

rust/crates/remoteingress-core/Cargo.toml

@@ -0,0 +1,15 @@
+[package]
+name = "remoteingress-core"
+version = "2.0.0"
+edition = "2021"
+
+[dependencies]
+remoteingress-protocol = { path = "../remoteingress-protocol" }
+tokio = { version = "1", features = ["full"] }
+tokio-rustls = "0.26"
+rustls = { version = "0.23", features = ["ring"] }
+rcgen = "0.13"
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+log = "0.4"
+rustls-pemfile = "2"

rust/crates/remoteingress-core/src/edge.rs

@@ -0,0 +1,478 @@
+use std::collections::HashMap;
+use std::sync::atomic::{AtomicU32, Ordering};
+use std::sync::Arc;
+use tokio::io::{AsyncReadExt, AsyncWriteExt};
+use tokio::net::{TcpListener, TcpStream};
+use tokio::sync::{mpsc, Mutex, RwLock};
+use tokio_rustls::TlsConnector;
+use serde::{Deserialize, Serialize};
+
+use remoteingress_protocol::*;
+
+/// Edge configuration.
+#[derive(Debug, Clone, Deserialize, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct EdgeConfig {
+    pub hub_host: String,
+    pub hub_port: u16,
+    pub edge_id: String,
+    pub secret: String,
+    pub listen_ports: Vec<u16>,
+    pub stun_interval_secs: Option<u64>,
+}
+
+/// Events emitted by the edge.
+#[derive(Debug, Clone, Serialize)]
+#[serde(rename_all = "camelCase")]
+#[serde(tag = "type")]
+pub enum EdgeEvent {
+    TunnelConnected,
+    TunnelDisconnected,
+    #[serde(rename_all = "camelCase")]
+    PublicIpDiscovered { ip: String },
+}
+
+/// Edge status response.
+#[derive(Debug, Clone, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct EdgeStatus {
+    pub running: bool,
+    pub connected: bool,
+    pub public_ip: Option<String>,
+    pub active_streams: usize,
+    pub listen_ports: Vec<u16>,
+}
+
+/// The tunnel edge that listens for client connections and multiplexes them to the hub.
+pub struct TunnelEdge {
+    config: RwLock<EdgeConfig>,
+    event_tx: mpsc::UnboundedSender<EdgeEvent>,
+    event_rx: Mutex<Option<mpsc::UnboundedReceiver<EdgeEvent>>>,
+    shutdown_tx: Mutex<Option<mpsc::Sender<()>>>,
+    running: RwLock<bool>,
+    connected: Arc<RwLock<bool>>,
+    public_ip: Arc<RwLock<Option<String>>>,
+    active_streams: Arc<AtomicU32>,
+    next_stream_id: Arc<AtomicU32>,
+}
+
+impl TunnelEdge {
+    pub fn new(config: EdgeConfig) -> Self {
+        let (event_tx, event_rx) = mpsc::unbounded_channel();
+        Self {
+            config: RwLock::new(config),
+            event_tx,
+            event_rx: Mutex::new(Some(event_rx)),
+            shutdown_tx: Mutex::new(None),
+            running: RwLock::new(false),
+            connected: Arc::new(RwLock::new(false)),
+            public_ip: Arc::new(RwLock::new(None)),
+            active_streams: Arc::new(AtomicU32::new(0)),
+            next_stream_id: Arc::new(AtomicU32::new(1)),
+        }
+    }
+
+    /// Take the event receiver (can only be called once).
+    pub async fn take_event_rx(&self) -> Option<mpsc::UnboundedReceiver<EdgeEvent>> {
+        self.event_rx.lock().await.take()
+    }
+
+    /// Get the current edge status.
+    pub async fn get_status(&self) -> EdgeStatus {
+        EdgeStatus {
+            running: *self.running.read().await,
+            connected: *self.connected.read().await,
+            public_ip: self.public_ip.read().await.clone(),
+            active_streams: self.active_streams.load(Ordering::Relaxed) as usize,
+            listen_ports: self.config.read().await.listen_ports.clone(),
+        }
+    }
+
+    /// Start the edge: connect to hub, start listeners.
+    pub async fn start(&self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
+        let config = self.config.read().await.clone();
+        let (shutdown_tx, shutdown_rx) = mpsc::channel::<()>(1);
+        *self.shutdown_tx.lock().await = Some(shutdown_tx);
+        *self.running.write().await = true;
+
+        let connected = self.connected.clone();
+        let public_ip = self.public_ip.clone();
+        let active_streams = self.active_streams.clone();
+        let next_stream_id = self.next_stream_id.clone();
+        let event_tx = self.event_tx.clone();
+
+        tokio::spawn(async move {
+            edge_main_loop(
+                config,
+                connected,
+                public_ip,
+                active_streams,
+                next_stream_id,
+                event_tx,
+                shutdown_rx,
+            )
+            .await;
+        });
+
+        Ok(())
+    }
+
+    /// Stop the edge.
+    pub async fn stop(&self) {
+        if let Some(tx) = self.shutdown_tx.lock().await.take() {
+            let _ = tx.send(()).await;
+        }
+        *self.running.write().await = false;
+        *self.connected.write().await = false;
+    }
+}
+
+async fn edge_main_loop(
+    config: EdgeConfig,
+    connected: Arc<RwLock<bool>>,
+    public_ip: Arc<RwLock<Option<String>>>,
+    active_streams: Arc<AtomicU32>,
+    next_stream_id: Arc<AtomicU32>,
+    event_tx: mpsc::UnboundedSender<EdgeEvent>,
+    mut shutdown_rx: mpsc::Receiver<()>,
+) {
+    let mut backoff_ms: u64 = 1000;
+    let max_backoff_ms: u64 = 30000;
+
+    loop {
+        // Try to connect to hub
+        let result = connect_to_hub_and_run(
+            &config,
+            &connected,
+            &public_ip,
+            &active_streams,
+            &next_stream_id,
+            &event_tx,
+            &mut shutdown_rx,
+        )
+        .await;
+
+        *connected.write().await = false;
+        let _ = event_tx.send(EdgeEvent::TunnelDisconnected);
+        active_streams.store(0, Ordering::Relaxed);
+
+        match result {
+            EdgeLoopResult::Shutdown => break,
+            EdgeLoopResult::Reconnect => {
+                log::info!("Reconnecting in {}ms...", backoff_ms);
+                tokio::select! {
+                    _ = tokio::time::sleep(std::time::Duration::from_millis(backoff_ms)) => {}
+                    _ = shutdown_rx.recv() => break,
+                }
+                backoff_ms = (backoff_ms * 2).min(max_backoff_ms);
+            }
+        }
+    }
+}
+
+enum EdgeLoopResult {
+    Shutdown,
+    Reconnect,
+}
+
+async fn connect_to_hub_and_run(
+    config: &EdgeConfig,
+    connected: &Arc<RwLock<bool>>,
+    public_ip: &Arc<RwLock<Option<String>>>,
+    active_streams: &Arc<AtomicU32>,
+    next_stream_id: &Arc<AtomicU32>,
+    event_tx: &mpsc::UnboundedSender<EdgeEvent>,
+    shutdown_rx: &mut mpsc::Receiver<()>,
+) -> EdgeLoopResult {
+    // Build TLS connector that skips cert verification (auth is via secret)
+    let tls_config = rustls::ClientConfig::builder()
+        .dangerous()
+        .with_custom_certificate_verifier(Arc::new(NoCertVerifier))
+        .with_no_client_auth();
+
+    let connector = TlsConnector::from(Arc::new(tls_config));
+
+    let addr = format!("{}:{}", config.hub_host, config.hub_port);
+    let tcp = match TcpStream::connect(&addr).await {
+        Ok(s) => s,
+        Err(e) => {
+            log::error!("Failed to connect to hub at {}: {}", addr, e);
+            return EdgeLoopResult::Reconnect;
+        }
+    };
+
+    let server_name = rustls::pki_types::ServerName::try_from(config.hub_host.clone())
+        .unwrap_or_else(|_| rustls::pki_types::ServerName::try_from("remoteingress-hub".to_string()).unwrap());
+
+    let tls_stream = match connector.connect(server_name, tcp).await {
+        Ok(s) => s,
+        Err(e) => {
+            log::error!("TLS handshake failed: {}", e);
+            return EdgeLoopResult::Reconnect;
+        }
+    };
+
+    let (read_half, mut write_half) = tokio::io::split(tls_stream);
+
+    // Send auth line
+    let auth_line = format!("EDGE {} {}\n", config.edge_id, config.secret);
+    if write_half.write_all(auth_line.as_bytes()).await.is_err() {
+        return EdgeLoopResult::Reconnect;
+    }
+
+    *connected.write().await = true;
+    let _ = event_tx.send(EdgeEvent::TunnelConnected);
+    log::info!("Connected to hub at {}", addr);
+
+    // Start STUN discovery
+    let stun_interval = config.stun_interval_secs.unwrap_or(300);
+    let public_ip_clone = public_ip.clone();
+    let event_tx_clone = event_tx.clone();
+    let stun_handle = tokio::spawn(async move {
+        loop {
+            if let Some(ip) = crate::stun::discover_public_ip().await {
+                let mut pip = public_ip_clone.write().await;
+                let changed = pip.as_ref() != Some(&ip);
+                *pip = Some(ip.clone());
+                if changed {
+                    let _ = event_tx_clone.send(EdgeEvent::PublicIpDiscovered { ip });
+                }
+            }
+            tokio::time::sleep(std::time::Duration::from_secs(stun_interval)).await;
+        }
+    });
+
+    // Client socket map: stream_id -> sender for writing data back to client
+    let client_writers: Arc<Mutex<HashMap<u32, mpsc::Sender<Vec<u8>>>>> =
+        Arc::new(Mutex::new(HashMap::new()));
+
+    // Shared tunnel writer
+    let tunnel_writer = Arc::new(Mutex::new(write_half));
+
+    // Start TCP listeners for each port
+    let mut listener_handles = Vec::new();
+    for &port in &config.listen_ports {
+        let tunnel_writer = tunnel_writer.clone();
+        let client_writers = client_writers.clone();
+        let active_streams = active_streams.clone();
+        let next_stream_id = next_stream_id.clone();
+        let edge_id = config.edge_id.clone();
+
+        let handle = tokio::spawn(async move {
+            let listener = match TcpListener::bind(("0.0.0.0", port)).await {
+                Ok(l) => l,
+                Err(e) => {
+                    log::error!("Failed to bind port {}: {}", port, e);
+                    return;
+                }
+            };
+            log::info!("Listening on port {}", port);
+
+            loop {
+                match listener.accept().await {
+                    Ok((client_stream, client_addr)) => {
+                        let stream_id = next_stream_id.fetch_add(1, Ordering::Relaxed);
+                        let tunnel_writer = tunnel_writer.clone();
+                        let client_writers = client_writers.clone();
+                        let active_streams = active_streams.clone();
+                        let edge_id = edge_id.clone();
+
+                        active_streams.fetch_add(1, Ordering::Relaxed);
+
+                        tokio::spawn(async move {
+                            handle_client_connection(
+                                client_stream,
+                                client_addr,
+                                stream_id,
+                                port,
+                                &edge_id,
+                                tunnel_writer,
+                                client_writers,
+                            )
+                            .await;
+                            active_streams.fetch_sub(1, Ordering::Relaxed);
+                        });
+                    }
+                    Err(e) => {
+                        log::error!("Accept error on port {}: {}", port, e);
+                    }
+                }
+            }
+        });
+        listener_handles.push(handle);
+    }
+
+    // Read frames from hub
+    let mut frame_reader = FrameReader::new(read_half);
+    let result = loop {
+        tokio::select! {
+            frame_result = frame_reader.next_frame() => {
+                match frame_result {
+                    Ok(Some(frame)) => {
+                        match frame.frame_type {
+                            FRAME_DATA_BACK => {
+                                let writers = client_writers.lock().await;
+                                if let Some(tx) = writers.get(&frame.stream_id) {
+                                    let _ = tx.send(frame.payload).await;
+                                }
+                            }
+                            FRAME_CLOSE_BACK => {
+                                let mut writers = client_writers.lock().await;
+                                writers.remove(&frame.stream_id);
+                            }
+                            _ => {
+                                log::warn!("Unexpected frame type {} from hub", frame.frame_type);
+                            }
+                        }
+                    }
+                    Ok(None) => {
+                        log::info!("Hub disconnected (EOF)");
+                        break EdgeLoopResult::Reconnect;
+                    }
+                    Err(e) => {
+                        log::error!("Hub frame error: {}", e);
+                        break EdgeLoopResult::Reconnect;
+                    }
+                }
+            }
+            _ = shutdown_rx.recv() => {
+                break EdgeLoopResult::Shutdown;
+            }
+        }
+    };
+
+    // Cleanup
+    stun_handle.abort();
+    for h in listener_handles {
+        h.abort();
+    }
+
+    result
+}
+
+async fn handle_client_connection(
+    client_stream: TcpStream,
+    client_addr: std::net::SocketAddr,
+    stream_id: u32,
+    dest_port: u16,
+    edge_id: &str,
+    tunnel_writer: Arc<Mutex<tokio::io::WriteHalf<tokio_rustls::client::TlsStream<TcpStream>>>>,
+    client_writers: Arc<Mutex<HashMap<u32, mpsc::Sender<Vec<u8>>>>>,
+) {
+    let client_ip = client_addr.ip().to_string();
+    let client_port = client_addr.port();
+
+    // Determine edge IP (use 0.0.0.0 as placeholder — hub doesn't use it for routing)
+    let edge_ip = "0.0.0.0";
+
+    // Send OPEN frame with PROXY v1 header
+    let proxy_header = build_proxy_v1_header(&client_ip, edge_ip, client_port, dest_port);
+    let open_frame = encode_frame(stream_id, FRAME_OPEN, proxy_header.as_bytes());
+    {
+        let mut w = tunnel_writer.lock().await;
+        if w.write_all(&open_frame).await.is_err() {
+            return;
+        }
+    }
+
+    // Set up channel for data coming back from hub
+    let (back_tx, mut back_rx) = mpsc::channel::<Vec<u8>>(256);
+    {
+        let mut writers = client_writers.lock().await;
+        writers.insert(stream_id, back_tx);
+    }
+
+    let (mut client_read, mut client_write) = client_stream.into_split();
+
+    // Task: hub -> client
+    let hub_to_client = tokio::spawn(async move {
+        while let Some(data) = back_rx.recv().await {
+            if client_write.write_all(&data).await.is_err() {
+                break;
+            }
+        }
+        let _ = client_write.shutdown().await;
+    });
+
+    // Task: client -> hub
+    let mut buf = vec![0u8; 32768];
+    loop {
+        match client_read.read(&mut buf).await {
+            Ok(0) => break,
+            Ok(n) => {
+                let data_frame = encode_frame(stream_id, FRAME_DATA, &buf[..n]);
+                let mut w = tunnel_writer.lock().await;
+                if w.write_all(&data_frame).await.is_err() {
+                    break;
+                }
+            }
+            Err(_) => break,
+        }
+    }
+
+    // Send CLOSE frame
+    let close_frame = encode_frame(stream_id, FRAME_CLOSE, &[]);
+    {
+        let mut w = tunnel_writer.lock().await;
+        let _ = w.write_all(&close_frame).await;
+    }
+
+    // Cleanup
+    {
+        let mut writers = client_writers.lock().await;
+        writers.remove(&stream_id);
+    }
+    hub_to_client.abort();
+    let _ = edge_id; // used for logging context
+}
+
+/// TLS certificate verifier that accepts any certificate (auth is via shared secret).
+#[derive(Debug)]
+struct NoCertVerifier;
+
+impl rustls::client::danger::ServerCertVerifier for NoCertVerifier {
+    fn verify_server_cert(
+        &self,
+        _end_entity: &rustls::pki_types::CertificateDer<'_>,
+        _intermediates: &[rustls::pki_types::CertificateDer<'_>],
+        _server_name: &rustls::pki_types::ServerName<'_>,
+        _ocsp_response: &[u8],
+        _now: rustls::pki_types::UnixTime,
+    ) -> Result<rustls::client::danger::ServerCertVerified, rustls::Error> {
+        Ok(rustls::client::danger::ServerCertVerified::assertion())
+    }
+
+    fn verify_tls12_signature(
+        &self,
+        _message: &[u8],
+        _cert: &rustls::pki_types::CertificateDer<'_>,
+        _dss: &rustls::DigitallySignedStruct,
+    ) -> Result<rustls::client::danger::HandshakeSignatureValid, rustls::Error> {
+        Ok(rustls::client::danger::HandshakeSignatureValid::assertion())
+    }
+
+    fn verify_tls13_signature(
+        &self,
+        _message: &[u8],
+        _cert: &rustls::pki_types::CertificateDer<'_>,
+        _dss: &rustls::DigitallySignedStruct,
+    ) -> Result<rustls::client::danger::HandshakeSignatureValid, rustls::Error> {
+        Ok(rustls::client::danger::HandshakeSignatureValid::assertion())
+    }
+
+    fn supported_verify_schemes(&self) -> Vec<rustls::SignatureScheme> {
+        vec![
+            rustls::SignatureScheme::RSA_PKCS1_SHA256,
+            rustls::SignatureScheme::RSA_PKCS1_SHA384,
+            rustls::SignatureScheme::RSA_PKCS1_SHA512,
+            rustls::SignatureScheme::ECDSA_NISTP256_SHA256,
+            rustls::SignatureScheme::ECDSA_NISTP384_SHA384,
+            rustls::SignatureScheme::ECDSA_NISTP521_SHA512,
+            rustls::SignatureScheme::RSA_PSS_SHA256,
+            rustls::SignatureScheme::RSA_PSS_SHA384,
+            rustls::SignatureScheme::RSA_PSS_SHA512,
+            rustls::SignatureScheme::ED25519,
+            rustls::SignatureScheme::ED448,
+        ]
+    }
+}

rust/crates/remoteingress-core/src/hub.rs

@@ -0,0 +1,477 @@
+use std::collections::HashMap;
+use std::sync::Arc;
+use tokio::io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader};
+use tokio::net::{TcpListener, TcpStream};
+use tokio::sync::{mpsc, Mutex, RwLock};
+use tokio_rustls::TlsAcceptor;
+use serde::{Deserialize, Serialize};
+
+use remoteingress_protocol::*;
+
+/// Hub configuration.
+#[derive(Debug, Clone, Deserialize, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct HubConfig {
+    pub tunnel_port: u16,
+    pub target_host: Option<String>,
+    #[serde(skip)]
+    pub tls_cert_pem: Option<String>,
+    #[serde(skip)]
+    pub tls_key_pem: Option<String>,
+}
+
+impl Default for HubConfig {
+    fn default() -> Self {
+        Self {
+            tunnel_port: 8443,
+            target_host: Some("127.0.0.1".to_string()),
+            tls_cert_pem: None,
+            tls_key_pem: None,
+        }
+    }
+}
+
+/// An allowed edge identity.
+#[derive(Debug, Clone, Deserialize, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct AllowedEdge {
+    pub id: String,
+    pub secret: String,
+}
+
+/// Runtime status of a connected edge.
+#[derive(Debug, Clone, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct ConnectedEdgeStatus {
+    pub edge_id: String,
+    pub connected_at: u64,
+    pub active_streams: usize,
+}
+
+/// Events emitted by the hub.
+#[derive(Debug, Clone, Serialize)]
+#[serde(rename_all = "camelCase")]
+#[serde(tag = "type")]
+pub enum HubEvent {
+    #[serde(rename_all = "camelCase")]
+    EdgeConnected { edge_id: String },
+    #[serde(rename_all = "camelCase")]
+    EdgeDisconnected { edge_id: String },
+    #[serde(rename_all = "camelCase")]
+    StreamOpened { edge_id: String, stream_id: u32 },
+    #[serde(rename_all = "camelCase")]
+    StreamClosed { edge_id: String, stream_id: u32 },
+}
+
+/// Hub status response.
+#[derive(Debug, Clone, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct HubStatus {
+    pub running: bool,
+    pub tunnel_port: u16,
+    pub connected_edges: Vec<ConnectedEdgeStatus>,
+}
+
+/// The tunnel hub that accepts edge connections and demuxes streams to SmartProxy.
+pub struct TunnelHub {
+    config: RwLock<HubConfig>,
+    allowed_edges: Arc<RwLock<HashMap<String, String>>>, // id -> secret
+    connected_edges: Arc<Mutex<HashMap<String, ConnectedEdgeInfo>>>,
+    event_tx: mpsc::UnboundedSender<HubEvent>,
+    event_rx: Mutex<Option<mpsc::UnboundedReceiver<HubEvent>>>,
+    shutdown_tx: Mutex<Option<mpsc::Sender<()>>>,
+    running: RwLock<bool>,
+}
+
+struct ConnectedEdgeInfo {
+    connected_at: u64,
+    active_streams: Arc<Mutex<HashMap<u32, mpsc::Sender<Vec<u8>>>>>,
+}
+
+impl TunnelHub {
+    pub fn new(config: HubConfig) -> Self {
+        let (event_tx, event_rx) = mpsc::unbounded_channel();
+        Self {
+            config: RwLock::new(config),
+            allowed_edges: Arc::new(RwLock::new(HashMap::new())),
+            connected_edges: Arc::new(Mutex::new(HashMap::new())),
+            event_tx,
+            event_rx: Mutex::new(Some(event_rx)),
+            shutdown_tx: Mutex::new(None),
+            running: RwLock::new(false),
+        }
+    }
+
+    /// Take the event receiver (can only be called once).
+    pub async fn take_event_rx(&self) -> Option<mpsc::UnboundedReceiver<HubEvent>> {
+        self.event_rx.lock().await.take()
+    }
+
+    /// Update the list of allowed edges.
+    pub async fn update_allowed_edges(&self, edges: Vec<AllowedEdge>) {
+        let mut map = self.allowed_edges.write().await;
+        map.clear();
+        for edge in edges {
+            map.insert(edge.id, edge.secret);
+        }
+    }
+
+    /// Get the current hub status.
+    pub async fn get_status(&self) -> HubStatus {
+        let running = *self.running.read().await;
+        let config = self.config.read().await;
+        let edges = self.connected_edges.lock().await;
+
+        let mut connected = Vec::new();
+        for (id, info) in edges.iter() {
+            let streams = info.active_streams.lock().await;
+            connected.push(ConnectedEdgeStatus {
+                edge_id: id.clone(),
+                connected_at: info.connected_at,
+                active_streams: streams.len(),
+            });
+        }
+
+        HubStatus {
+            running,
+            tunnel_port: config.tunnel_port,
+            connected_edges: connected,
+        }
+    }
+
+    /// Start the hub — listen for TLS connections from edges.
+    pub async fn start(&self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
+        let config = self.config.read().await.clone();
+        let tls_config = build_tls_config(&config)?;
+        let acceptor = TlsAcceptor::from(Arc::new(tls_config));
+
+        let listener = TcpListener::bind(("0.0.0.0", config.tunnel_port)).await?;
+        log::info!("Hub listening on port {}", config.tunnel_port);
+
+        let (shutdown_tx, mut shutdown_rx) = mpsc::channel::<()>(1);
+        *self.shutdown_tx.lock().await = Some(shutdown_tx);
+        *self.running.write().await = true;
+
+        let allowed = self.allowed_edges.clone();
+        let connected = self.connected_edges.clone();
+        let event_tx = self.event_tx.clone();
+        let target_host = config.target_host.unwrap_or_else(|| "127.0.0.1".to_string());
+
+        tokio::spawn(async move {
+            loop {
+                tokio::select! {
+                    result = listener.accept() => {
+                        match result {
+                            Ok((stream, addr)) => {
+                                log::info!("Edge connection from {}", addr);
+                                let acceptor = acceptor.clone();
+                                let allowed = allowed.clone();
+                                let connected = connected.clone();
+                                let event_tx = event_tx.clone();
+                                let target = target_host.clone();
+                                tokio::spawn(async move {
+                                    if let Err(e) = handle_edge_connection(
+                                        stream, acceptor, allowed, connected, event_tx, target,
+                                    ).await {
+                                        log::error!("Edge connection error: {}", e);
+                                    }
+                                });
+                            }
+                            Err(e) => {
+                                log::error!("Accept error: {}", e);
+                            }
+                        }
+                    }
+                    _ = shutdown_rx.recv() => {
+                        log::info!("Hub shutting down");
+                        break;
+                    }
+                }
+            }
+        });
+
+        Ok(())
+    }
+
+    /// Stop the hub.
+    pub async fn stop(&self) {
+        if let Some(tx) = self.shutdown_tx.lock().await.take() {
+            let _ = tx.send(()).await;
+        }
+        *self.running.write().await = false;
+        // Clear connected edges
+        self.connected_edges.lock().await.clear();
+    }
+}
+
+/// Handle a single edge connection: authenticate, then enter frame loop.
+async fn handle_edge_connection(
+    stream: TcpStream,
+    acceptor: TlsAcceptor,
+    allowed: Arc<RwLock<HashMap<String, String>>>,
+    connected: Arc<Mutex<HashMap<String, ConnectedEdgeInfo>>>,
+    event_tx: mpsc::UnboundedSender<HubEvent>,
+    target_host: String,
+) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
+    let tls_stream = acceptor.accept(stream).await?;
+    let (read_half, write_half) = tokio::io::split(tls_stream);
+    let mut buf_reader = BufReader::new(read_half);
+
+    // Read auth line: "EDGE <edgeId> <secret>\n"
+    let mut auth_line = String::new();
+    buf_reader.read_line(&mut auth_line).await?;
+    let auth_line = auth_line.trim();
+
+    let parts: Vec<&str> = auth_line.splitn(3, ' ').collect();
+    if parts.len() != 3 || parts[0] != "EDGE" {
+        return Err("invalid auth line".into());
+    }
+
+    let edge_id = parts[1].to_string();
+    let secret = parts[2];
+
+    // Verify credentials
+    {
+        let edges = allowed.read().await;
+        match edges.get(&edge_id) {
+            Some(expected) => {
+                if !constant_time_eq(secret.as_bytes(), expected.as_bytes()) {
+                    return Err(format!("invalid secret for edge {}", edge_id).into());
+                }
+            }
+            None => {
+                return Err(format!("unknown edge {}", edge_id).into());
+            }
+        }
+    }
+
+    log::info!("Edge {} authenticated", edge_id);
+    let _ = event_tx.send(HubEvent::EdgeConnected {
+        edge_id: edge_id.clone(),
+    });
+
+    // Track this edge
+    let streams: Arc<Mutex<HashMap<u32, mpsc::Sender<Vec<u8>>>>> =
+        Arc::new(Mutex::new(HashMap::new()));
+    let now = std::time::SystemTime::now()
+        .duration_since(std::time::UNIX_EPOCH)
+        .unwrap_or_default()
+        .as_secs();
+
+    {
+        let mut edges = connected.lock().await;
+        edges.insert(
+            edge_id.clone(),
+            ConnectedEdgeInfo {
+                connected_at: now,
+                active_streams: streams.clone(),
+            },
+        );
+    }
+
+    // Shared writer for sending frames back to edge
+    let write_half = Arc::new(Mutex::new(write_half));
+
+    // Frame reading loop
+    let mut frame_reader = FrameReader::new(buf_reader);
+
+    loop {
+        match frame_reader.next_frame().await {
+            Ok(Some(frame)) => {
+                match frame.frame_type {
+                    FRAME_OPEN => {
+                        // Payload is PROXY v1 header line
+                        let proxy_header = String::from_utf8_lossy(&frame.payload).to_string();
+
+                        // Parse destination port from PROXY header
+                        let dest_port = parse_dest_port_from_proxy(&proxy_header).unwrap_or(443);
+
+                        let stream_id = frame.stream_id;
+                        let edge_id_clone = edge_id.clone();
+                        let event_tx_clone = event_tx.clone();
+                        let streams_clone = streams.clone();
+                        let writer_clone = write_half.clone();
+                        let target = target_host.clone();
+
+                        let _ = event_tx.send(HubEvent::StreamOpened {
+                            edge_id: edge_id.clone(),
+                            stream_id,
+                        });
+
+                        // Create channel for data from edge to this stream
+                        let (data_tx, mut data_rx) = mpsc::channel::<Vec<u8>>(256);
+                        {
+                            let mut s = streams.lock().await;
+                            s.insert(stream_id, data_tx);
+                        }
+
+                        // Spawn task: connect to SmartProxy, send PROXY header, pipe data
+                        tokio::spawn(async move {
+                            let result = async {
+                                let mut upstream =
+                                    TcpStream::connect((target.as_str(), dest_port)).await?;
+                                upstream.write_all(proxy_header.as_bytes()).await?;
+
+                                let (mut up_read, mut up_write) =
+                                    upstream.into_split();
+
+                                // Forward data from edge (via channel) to SmartProxy
+                                let writer_for_edge_data = tokio::spawn(async move {
+                                    while let Some(data) = data_rx.recv().await {
+                                        if up_write.write_all(&data).await.is_err() {
+                                            break;
+                                        }
+                                    }
+                                    let _ = up_write.shutdown().await;
+                                });
+
+                                // Forward data from SmartProxy back to edge
+                                let mut buf = vec![0u8; 32768];
+                                loop {
+                                    match up_read.read(&mut buf).await {
+                                        Ok(0) => break,
+                                        Ok(n) => {
+                                            let frame =
+                                                encode_frame(stream_id, FRAME_DATA_BACK, &buf[..n]);
+                                            let mut w = writer_clone.lock().await;
+                                            if w.write_all(&frame).await.is_err() {
+                                                break;
+                                            }
+                                        }
+                                        Err(_) => break,
+                                    }
+                                }
+
+                                // Send CLOSE_BACK to edge
+                                let close_frame = encode_frame(stream_id, FRAME_CLOSE_BACK, &[]);
+                                let mut w = writer_clone.lock().await;
+                                let _ = w.write_all(&close_frame).await;
+
+                                writer_for_edge_data.abort();
+                                Ok::<(), Box<dyn std::error::Error + Send + Sync>>(())
+                            }
+                            .await;
+
+                            if let Err(e) = result {
+                                log::error!("Stream {} error: {}", stream_id, e);
+                                // Send CLOSE_BACK on error
+                                let close_frame = encode_frame(stream_id, FRAME_CLOSE_BACK, &[]);
+                                let mut w = writer_clone.lock().await;
+                                let _ = w.write_all(&close_frame).await;
+                            }
+
+                            // Clean up stream
+                            {
+                                let mut s = streams_clone.lock().await;
+                                s.remove(&stream_id);
+                            }
+                            let _ = event_tx_clone.send(HubEvent::StreamClosed {
+                                edge_id: edge_id_clone,
+                                stream_id,
+                            });
+                        });
+                    }
+                    FRAME_DATA => {
+                        let s = streams.lock().await;
+                        if let Some(tx) = s.get(&frame.stream_id) {
+                            let _ = tx.send(frame.payload).await;
+                        }
+                    }
+                    FRAME_CLOSE => {
+                        let mut s = streams.lock().await;
+                        s.remove(&frame.stream_id);
+                    }
+                    _ => {
+                        log::warn!("Unexpected frame type {} from edge", frame.frame_type);
+                    }
+                }
+            }
+            Ok(None) => {
+                log::info!("Edge {} disconnected (EOF)", edge_id);
+                break;
+            }
+            Err(e) => {
+                log::error!("Edge {} frame error: {}", edge_id, e);
+                break;
+            }
+        }
+    }
+
+    // Cleanup
+    {
+        let mut edges = connected.lock().await;
+        edges.remove(&edge_id);
+    }
+    let _ = event_tx.send(HubEvent::EdgeDisconnected {
+        edge_id: edge_id.clone(),
+    });
+
+    Ok(())
+}
+
+/// Parse destination port from PROXY v1 header.
+fn parse_dest_port_from_proxy(header: &str) -> Option<u16> {
+    let parts: Vec<&str> = header.trim().split_whitespace().collect();
+    if parts.len() >= 6 {
+        parts[5].parse().ok()
+    } else {
+        None
+    }
+}
+
+/// Build TLS server config from PEM strings, or auto-generate self-signed.
+fn build_tls_config(
+    config: &HubConfig,
+) -> Result<rustls::ServerConfig, Box<dyn std::error::Error + Send + Sync>> {
+    let (cert_pem, key_pem) = match (&config.tls_cert_pem, &config.tls_key_pem) {
+        (Some(cert), Some(key)) => (cert.clone(), key.clone()),
+        _ => {
+            // Generate self-signed certificate
+            let cert = rcgen::generate_simple_self_signed(vec!["remoteingress-hub".to_string()])?;
+            let cert_pem = cert.cert.pem();
+            let key_pem = cert.key_pair.serialize_pem();
+            (cert_pem, key_pem)
+        }
+    };
+
+    let certs = rustls_pemfile_parse_certs(&cert_pem)?;
+    let key = rustls_pemfile_parse_key(&key_pem)?;
+
+    let mut config = rustls::ServerConfig::builder()
+        .with_no_client_auth()
+        .with_single_cert(certs, key)?;
+
+    config.alpn_protocols = vec![b"remoteingress".to_vec()];
+
+    Ok(config)
+}
+
+fn rustls_pemfile_parse_certs(
+    pem: &str,
+) -> Result<Vec<rustls::pki_types::CertificateDer<'static>>, Box<dyn std::error::Error + Send + Sync>>
+{
+    let mut reader = std::io::Cursor::new(pem.as_bytes());
+    let certs = rustls_pemfile::certs(&mut reader).collect::<Result<Vec<_>, _>>()?;
+    Ok(certs)
+}
+
+fn rustls_pemfile_parse_key(
+    pem: &str,
+) -> Result<rustls::pki_types::PrivateKeyDer<'static>, Box<dyn std::error::Error + Send + Sync>> {
+    let mut reader = std::io::Cursor::new(pem.as_bytes());
+    let key = rustls_pemfile::private_key(&mut reader)?
+        .ok_or("no private key found in PEM")?;
+    Ok(key)
+}
+
+/// Constant-time comparison of two byte slices.
+fn constant_time_eq(a: &[u8], b: &[u8]) -> bool {
+    if a.len() != b.len() {
+        return false;
+    }
+    let mut diff = 0u8;
+    for (x, y) in a.iter().zip(b.iter()) {
+        diff |= x ^ y;
+    }
+    diff == 0
+}

rust/crates/remoteingress-core/src/lib.rs

@@ -0,0 +1,5 @@
+pub mod hub;
+pub mod edge;
+pub mod stun;
+
+pub use remoteingress_protocol as protocol;

rust/crates/remoteingress-core/src/stun.rs

@@ -0,0 +1,137 @@
+use std::net::Ipv4Addr;
+use tokio::net::UdpSocket;
+use tokio::time::{timeout, Duration};
+
+const STUN_SERVER: &str = "stun.cloudflare.com:3478";
+const STUN_TIMEOUT: Duration = Duration::from_secs(3);
+
+// STUN constants
+const STUN_BINDING_REQUEST: u16 = 0x0001;
+const STUN_MAGIC_COOKIE: u32 = 0x2112A442;
+const ATTR_XOR_MAPPED_ADDRESS: u16 = 0x0020;
+const ATTR_MAPPED_ADDRESS: u16 = 0x0001;
+
+/// Discover our public IP via STUN Binding Request (RFC 5389).
+/// Returns `None` on timeout or parse failure.
+pub async fn discover_public_ip() -> Option<String> {
+    discover_public_ip_from(STUN_SERVER).await
+}
+
+pub async fn discover_public_ip_from(server: &str) -> Option<String> {
+    let result = timeout(STUN_TIMEOUT, async {
+        let socket = UdpSocket::bind("0.0.0.0:0").await.ok()?;
+        socket.connect(server).await.ok()?;
+
+        // Build STUN Binding Request (20 bytes)
+        let mut request = [0u8; 20];
+        // Message Type: Binding Request (0x0001)
+        request[0..2].copy_from_slice(&STUN_BINDING_REQUEST.to_be_bytes());
+        // Message Length: 0 (no attributes)
+        request[2..4].copy_from_slice(&0u16.to_be_bytes());
+        // Magic Cookie
+        request[4..8].copy_from_slice(&STUN_MAGIC_COOKIE.to_be_bytes());
+        // Transaction ID: 12 random bytes
+        let txn_id: [u8; 12] = rand_bytes();
+        request[8..20].copy_from_slice(&txn_id);
+
+        socket.send(&request).await.ok()?;
+
+        let mut buf = [0u8; 512];
+        let n = socket.recv(&mut buf).await.ok()?;
+        if n < 20 {
+            return None;
+        }
+
+        parse_stun_response(&buf[..n], &txn_id)
+    })
+    .await;
+
+    match result {
+        Ok(ip) => ip,
+        Err(_) => None, // timeout
+    }
+}
+
+fn parse_stun_response(data: &[u8], _txn_id: &[u8; 12]) -> Option<String> {
+    if data.len() < 20 {
+        return None;
+    }
+
+    // Verify it's a Binding Response (0x0101)
+    let msg_type = u16::from_be_bytes([data[0], data[1]]);
+    if msg_type != 0x0101 {
+        return None;
+    }
+
+    let msg_len = u16::from_be_bytes([data[2], data[3]]) as usize;
+    let magic = u32::from_be_bytes([data[4], data[5], data[6], data[7]]);
+
+    // Parse attributes
+    let attrs = &data[20..std::cmp::min(20 + msg_len, data.len())];
+    let mut offset = 0;
+
+    while offset + 4 <= attrs.len() {
+        let attr_type = u16::from_be_bytes([attrs[offset], attrs[offset + 1]]);
+        let attr_len = u16::from_be_bytes([attrs[offset + 2], attrs[offset + 3]]) as usize;
+        offset += 4;
+
+        if offset + attr_len > attrs.len() {
+            break;
+        }
+
+        let attr_data = &attrs[offset..offset + attr_len];
+
+        match attr_type {
+            ATTR_XOR_MAPPED_ADDRESS if attr_data.len() >= 8 => {
+                let family = attr_data[1];
+                if family == 0x01 {
+                    // IPv4
+                    let port_xored = u16::from_be_bytes([attr_data[2], attr_data[3]]);
+                    let _port = port_xored ^ (STUN_MAGIC_COOKIE >> 16) as u16;
+                    let ip_xored = u32::from_be_bytes([
+                        attr_data[4],
+                        attr_data[5],
+                        attr_data[6],
+                        attr_data[7],
+                    ]);
+                    let ip = ip_xored ^ magic;
+                    return Some(Ipv4Addr::from(ip).to_string());
+                }
+            }
+            ATTR_MAPPED_ADDRESS if attr_data.len() >= 8 => {
+                let family = attr_data[1];
+                if family == 0x01 {
+                    // IPv4 (non-XOR fallback)
+                    let ip = u32::from_be_bytes([
+                        attr_data[4],
+                        attr_data[5],
+                        attr_data[6],
+                        attr_data[7],
+                    ]);
+                    return Some(Ipv4Addr::from(ip).to_string());
+                }
+            }
+            _ => {}
+        }
+
+        // Pad to 4-byte boundary
+        offset += (attr_len + 3) & !3;
+    }
+
+    None
+}
+
+/// Generate 12 random bytes for transaction ID.
+fn rand_bytes() -> [u8; 12] {
+    let mut bytes = [0u8; 12];
+    // Use a simple approach: mix timestamp + counter
+    let now = std::time::SystemTime::now()
+        .duration_since(std::time::UNIX_EPOCH)
+        .unwrap_or_default();
+    let nanos = now.as_nanos();
+    bytes[0..8].copy_from_slice(&(nanos as u64).to_le_bytes());
+    // Fill remaining with process-id based data
+    let pid = std::process::id();
+    bytes[8..12].copy_from_slice(&pid.to_le_bytes());
+    bytes
+}

rust/crates/remoteingress-protocol/Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "remoteingress-protocol"
+version = "2.0.0"
+edition = "2021"
+
+[dependencies]
+tokio = { version = "1", features = ["io-util"] }

rust/crates/remoteingress-protocol/src/lib.rs

@@ -0,0 +1,172 @@
+use tokio::io::{AsyncRead, AsyncReadExt};
+
+// Frame type constants
+pub const FRAME_OPEN: u8 = 0x01;
+pub const FRAME_DATA: u8 = 0x02;
+pub const FRAME_CLOSE: u8 = 0x03;
+pub const FRAME_DATA_BACK: u8 = 0x04;
+pub const FRAME_CLOSE_BACK: u8 = 0x05;
+
+// Frame header size: 4 (stream_id) + 1 (type) + 4 (length) = 9 bytes
+pub const FRAME_HEADER_SIZE: usize = 9;
+
+// Maximum payload size (16 MB)
+pub const MAX_PAYLOAD_SIZE: u32 = 16 * 1024 * 1024;
+
+/// A single multiplexed frame.
+#[derive(Debug, Clone)]
+pub struct Frame {
+    pub stream_id: u32,
+    pub frame_type: u8,
+    pub payload: Vec<u8>,
+}
+
+/// Encode a frame into bytes: [stream_id:4][type:1][length:4][payload]
+pub fn encode_frame(stream_id: u32, frame_type: u8, payload: &[u8]) -> Vec<u8> {
+    let len = payload.len() as u32;
+    let mut buf = Vec::with_capacity(FRAME_HEADER_SIZE + payload.len());
+    buf.extend_from_slice(&stream_id.to_be_bytes());
+    buf.push(frame_type);
+    buf.extend_from_slice(&len.to_be_bytes());
+    buf.extend_from_slice(payload);
+    buf
+}
+
+/// Build a PROXY protocol v1 header line.
+/// Format: `PROXY TCP4 <client_ip> <edge_ip> <client_port> <dest_port>\r\n`
+pub fn build_proxy_v1_header(
+    client_ip: &str,
+    edge_ip: &str,
+    client_port: u16,
+    dest_port: u16,
+) -> String {
+    format!(
+        "PROXY TCP4 {} {} {} {}\r\n",
+        client_ip, edge_ip, client_port, dest_port
+    )
+}
+
+/// Stateful async frame reader that yields `Frame` values from an `AsyncRead`.
+pub struct FrameReader<R> {
+    reader: R,
+    header_buf: [u8; FRAME_HEADER_SIZE],
+}
+
+impl<R: AsyncRead + Unpin> FrameReader<R> {
+    pub fn new(reader: R) -> Self {
+        Self {
+            reader,
+            header_buf: [0u8; FRAME_HEADER_SIZE],
+        }
+    }
+
+    /// Read the next frame. Returns `None` on EOF, `Err` on protocol violation.
+    pub async fn next_frame(&mut self) -> Result<Option<Frame>, std::io::Error> {
+        // Read header
+        match self.reader.read_exact(&mut self.header_buf).await {
+            Ok(_) => {}
+            Err(e) if e.kind() == std::io::ErrorKind::UnexpectedEof => return Ok(None),
+            Err(e) => return Err(e),
+        }
+
+        let stream_id = u32::from_be_bytes([
+            self.header_buf[0],
+            self.header_buf[1],
+            self.header_buf[2],
+            self.header_buf[3],
+        ]);
+        let frame_type = self.header_buf[4];
+        let length = u32::from_be_bytes([
+            self.header_buf[5],
+            self.header_buf[6],
+            self.header_buf[7],
+            self.header_buf[8],
+        ]);
+
+        if length > MAX_PAYLOAD_SIZE {
+            return Err(std::io::Error::new(
+                std::io::ErrorKind::InvalidData,
+                format!("frame payload too large: {} bytes", length),
+            ));
+        }
+
+        let mut payload = vec![0u8; length as usize];
+        if length > 0 {
+            self.reader.read_exact(&mut payload).await?;
+        }
+
+        Ok(Some(Frame {
+            stream_id,
+            frame_type,
+            payload,
+        }))
+    }
+
+    /// Consume the reader and return the inner stream.
+    pub fn into_inner(self) -> R {
+        self.reader
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_encode_frame() {
+        let data = b"hello";
+        let encoded = encode_frame(42, FRAME_DATA, data);
+        assert_eq!(encoded.len(), FRAME_HEADER_SIZE + data.len());
+        // stream_id = 42 in BE
+        assert_eq!(&encoded[0..4], &42u32.to_be_bytes());
+        // frame type
+        assert_eq!(encoded[4], FRAME_DATA);
+        // length
+        assert_eq!(&encoded[5..9], &5u32.to_be_bytes());
+        // payload
+        assert_eq!(&encoded[9..], b"hello");
+    }
+
+    #[test]
+    fn test_encode_empty_frame() {
+        let encoded = encode_frame(1, FRAME_CLOSE, &[]);
+        assert_eq!(encoded.len(), FRAME_HEADER_SIZE);
+        assert_eq!(&encoded[5..9], &0u32.to_be_bytes());
+    }
+
+    #[test]
+    fn test_proxy_v1_header() {
+        let header = build_proxy_v1_header("1.2.3.4", "5.6.7.8", 12345, 443);
+        assert_eq!(header, "PROXY TCP4 1.2.3.4 5.6.7.8 12345 443\r\n");
+    }
+
+    #[tokio::test]
+    async fn test_frame_reader() {
+        let frame1 = encode_frame(1, FRAME_OPEN, b"PROXY TCP4 1.2.3.4 5.6.7.8 1234 443\r\n");
+        let frame2 = encode_frame(1, FRAME_DATA, b"GET / HTTP/1.1\r\n");
+        let frame3 = encode_frame(1, FRAME_CLOSE, &[]);
+
+        let mut data = Vec::new();
+        data.extend_from_slice(&frame1);
+        data.extend_from_slice(&frame2);
+        data.extend_from_slice(&frame3);
+
+        let cursor = std::io::Cursor::new(data);
+        let mut reader = FrameReader::new(cursor);
+
+        let f1 = reader.next_frame().await.unwrap().unwrap();
+        assert_eq!(f1.stream_id, 1);
+        assert_eq!(f1.frame_type, FRAME_OPEN);
+        assert!(f1.payload.starts_with(b"PROXY"));
+
+        let f2 = reader.next_frame().await.unwrap().unwrap();
+        assert_eq!(f2.frame_type, FRAME_DATA);
+
+        let f3 = reader.next_frame().await.unwrap().unwrap();
+        assert_eq!(f3.frame_type, FRAME_CLOSE);
+        assert!(f3.payload.is_empty());
+
+        // EOF
+        assert!(reader.next_frame().await.unwrap().is_none());
+    }
+}

test/test.ts

@@ -1,8 +1,12 @@
-import { expect, expectAsync, tap } from '@push.rocks/tapbundle';
+import { expect, tap } from '@push.rocks/tapbundle';
-import * as remoteingress from '../ts/index.js'
+import * as remoteingress from '../ts/index.js';
 
-tap.test('first test', async () => {
+tap.test('should export RemoteIngressHub', async () => {
-  console.log(remoteingress)
+  expect(remoteingress.RemoteIngressHub).toBeTypeOf('function');
-})
+});
 
-tap.start()
+tap.test('should export RemoteIngressEdge', async () => {
+  expect(remoteingress.RemoteIngressEdge).toBeTypeOf('function');
+});
+
+export default tap.start();

ts/00_commitinfo_data.ts

@@ -1,8 +1,8 @@
 /**
- * autocreated commitinfo by @pushrocks/commitinfo
+ * autocreated commitinfo by @push.rocks/commitinfo
  */
 export const commitinfo = {
   name: '@serve.zone/remoteingress',
-  version: '1.0.2',
+  version: '3.0.1',
-  description: 'a remoteingress service for serve.zone'
+  description: 'Edge ingress tunnel for DcRouter - accepts incoming TCP connections at network edge and tunnels them to DcRouter SmartProxy preserving client IP via PROXY protocol v1.'
 }

ts/classes.remoteingressedge.ts

@@ -0,0 +1,132 @@
+import * as plugins from './plugins.js';
+import { EventEmitter } from 'events';
+
+// Command map for the edge side of remoteingress-bin
+type TEdgeCommands = {
+  ping: {
+    params: Record<string, never>;
+    result: { pong: boolean };
+  };
+  startEdge: {
+    params: {
+      hubHost: string;
+      hubPort: number;
+      edgeId: string;
+      secret: string;
+      listenPorts: number[];
+      stunIntervalSecs?: number;
+    };
+    result: { started: boolean };
+  };
+  stopEdge: {
+    params: Record<string, never>;
+    result: { stopped: boolean; wasRunning?: boolean };
+  };
+  getEdgeStatus: {
+    params: Record<string, never>;
+    result: {
+      running: boolean;
+      connected: boolean;
+      publicIp: string | null;
+      activeStreams: number;
+      listenPorts: number[];
+    };
+  };
+};
+
+export interface IEdgeConfig {
+  hubHost: string;
+  hubPort?: number;
+  edgeId: string;
+  secret: string;
+  listenPorts: number[];
+  stunIntervalSecs?: number;
+}
+
+export class RemoteIngressEdge extends EventEmitter {
+  private bridge: InstanceType<typeof plugins.smartrust.RustBridge<TEdgeCommands>>;
+  private started = false;
+
+  constructor() {
+    super();
+
+    const packageDir = plugins.path.resolve(
+      plugins.path.dirname(new URL(import.meta.url).pathname),
+      '..',
+    );
+
+    this.bridge = new plugins.smartrust.RustBridge<TEdgeCommands>({
+      binaryName: 'remoteingress-bin',
+      cliArgs: ['--management'],
+      requestTimeoutMs: 30_000,
+      readyTimeoutMs: 10_000,
+      localPaths: [
+        plugins.path.join(packageDir, 'dist_rust'),
+        plugins.path.join(packageDir, 'rust', 'target', 'release'),
+        plugins.path.join(packageDir, 'rust', 'target', 'debug'),
+      ],
+      searchSystemPath: false,
+    });
+
+    // Forward events from Rust binary
+    this.bridge.on('management:tunnelConnected', () => {
+      this.emit('tunnelConnected');
+    });
+    this.bridge.on('management:tunnelDisconnected', () => {
+      this.emit('tunnelDisconnected');
+    });
+    this.bridge.on('management:publicIpDiscovered', (data: { ip: string }) => {
+      this.emit('publicIpDiscovered', data);
+    });
+  }
+
+  /**
+   * Start the edge — spawns the Rust binary and connects to the hub.
+   */
+  public async start(config: IEdgeConfig): Promise<void> {
+    const spawned = await this.bridge.spawn();
+    if (!spawned) {
+      throw new Error('Failed to spawn remoteingress-bin');
+    }
+
+    await this.bridge.sendCommand('startEdge', {
+      hubHost: config.hubHost,
+      hubPort: config.hubPort ?? 8443,
+      edgeId: config.edgeId,
+      secret: config.secret,
+      listenPorts: config.listenPorts,
+      stunIntervalSecs: config.stunIntervalSecs,
+    });
+
+    this.started = true;
+  }
+
+  /**
+   * Stop the edge and kill the Rust process.
+   */
+  public async stop(): Promise<void> {
+    if (this.started) {
+      try {
+        await this.bridge.sendCommand('stopEdge', {} as Record<string, never>);
+      } catch {
+        // Process may already be dead
+      }
+      this.bridge.kill();
+      this.started = false;
+    }
+  }
+
+  /**
+   * Get the current edge status.
+   */
+  public async getStatus() {
+    return this.bridge.sendCommand('getEdgeStatus', {} as Record<string, never>);
+  }
+
+  /**
+   * Check if the bridge is running.
+   */
+  public get running(): boolean {
+    return this.bridge.running;
+  }
+}

ts/classes.remoteingresshub.ts

@@ -0,0 +1,138 @@
+import * as plugins from './plugins.js';
+import { EventEmitter } from 'events';
+
+// Command map for the hub side of remoteingress-bin
+type THubCommands = {
+  ping: {
+    params: Record<string, never>;
+    result: { pong: boolean };
+  };
+  startHub: {
+    params: {
+      tunnelPort: number;
+      targetHost?: string;
+    };
+    result: { started: boolean };
+  };
+  stopHub: {
+    params: Record<string, never>;
+    result: { stopped: boolean; wasRunning?: boolean };
+  };
+  updateAllowedEdges: {
+    params: {
+      edges: Array<{ id: string; secret: string }>;
+    };
+    result: { updated: boolean };
+  };
+  getHubStatus: {
+    params: Record<string, never>;
+    result: {
+      running: boolean;
+      tunnelPort: number;
+      connectedEdges: Array<{
+        edgeId: string;
+        connectedAt: number;
+        activeStreams: number;
+      }>;
+    };
+  };
+};
+
+export interface IHubConfig {
+  tunnelPort?: number;
+  targetHost?: string;
+}
+
+export class RemoteIngressHub extends EventEmitter {
+  private bridge: InstanceType<typeof plugins.smartrust.RustBridge<THubCommands>>;
+  private started = false;
+
+  constructor() {
+    super();
+
+    const packageDir = plugins.path.resolve(
+      plugins.path.dirname(new URL(import.meta.url).pathname),
+      '..',
+    );
+
+    this.bridge = new plugins.smartrust.RustBridge<THubCommands>({
+      binaryName: 'remoteingress-bin',
+      cliArgs: ['--management'],
+      requestTimeoutMs: 30_000,
+      readyTimeoutMs: 10_000,
+      localPaths: [
+        plugins.path.join(packageDir, 'dist_rust'),
+        plugins.path.join(packageDir, 'rust', 'target', 'release'),
+        plugins.path.join(packageDir, 'rust', 'target', 'debug'),
+      ],
+      searchSystemPath: false,
+    });
+
+    // Forward events from Rust binary
+    this.bridge.on('management:edgeConnected', (data: { edgeId: string }) => {
+      this.emit('edgeConnected', data);
+    });
+    this.bridge.on('management:edgeDisconnected', (data: { edgeId: string }) => {
+      this.emit('edgeDisconnected', data);
+    });
+    this.bridge.on('management:streamOpened', (data: { edgeId: string; streamId: number }) => {
+      this.emit('streamOpened', data);
+    });
+    this.bridge.on('management:streamClosed', (data: { edgeId: string; streamId: number }) => {
+      this.emit('streamClosed', data);
+    });
+  }
+
+  /**
+   * Start the hub — spawns the Rust binary and starts the tunnel server.
+   */
+  public async start(config: IHubConfig = {}): Promise<void> {
+    const spawned = await this.bridge.spawn();
+    if (!spawned) {
+      throw new Error('Failed to spawn remoteingress-bin');
+    }
+
+    await this.bridge.sendCommand('startHub', {
+      tunnelPort: config.tunnelPort ?? 8443,
+      targetHost: config.targetHost ?? '127.0.0.1',
+    });
+
+    this.started = true;
+  }
+
+  /**
+   * Stop the hub and kill the Rust process.
+   */
+  public async stop(): Promise<void> {
+    if (this.started) {
+      try {
+        await this.bridge.sendCommand('stopHub', {} as Record<string, never>);
+      } catch {
+        // Process may already be dead
+      }
+      this.bridge.kill();
+      this.started = false;
+    }
+  }
+
+  /**
+   * Update the list of allowed edges that can connect to this hub.
+   */
+  public async updateAllowedEdges(edges: Array<{ id: string; secret: string }>): Promise<void> {
+    await this.bridge.sendCommand('updateAllowedEdges', { edges });
+  }
+
+  /**
+   * Get the current hub status.
+   */
+  public async getStatus() {
+    return this.bridge.sendCommand('getHubStatus', {} as Record<string, never>);
+  }
+
+  /**
+   * Check if the bridge is running.
+   */
+  public get running(): boolean {
+    return this.bridge.running;
+  }
+}

ts/connector.private.ts

@@ -1,26 +0,0 @@
-import * as tls from 'tls';
-
-export class ConnectorPrivate {
-  private targetHost: string;
-  private targetPort: number;
-
-  constructor(targetHost: string, targetPort: number) {
-    this.targetHost = targetHost;
-    this.targetPort = targetPort;
-    this.connectToPublicRemoteConnector();
-  }
-
-  private connectToPublicRemoteConnector(): void {
-    const options = {
-      // If your server requires client certificate authentication, you can specify key and cert here as well
-    };
-
-    const tunnel = tls.connect({ port: 4000, ...options }, () => {
-      console.log('Connected to PublicRemoteConnector on port 4000');
-    });
-
-    tunnel.on('data', (data: Buffer) => {
-      // Similar logic for forwarding data to and from the target
-    });
-  }
-}

ts/connector.public.ts

@@ -1,32 +0,0 @@
-import * as tls from 'tls';
-import * as fs from 'fs';
-
-export class ConnectorPublic {
-  private tunnel: tls.TLSSocket | null = null;
-
-  constructor() {
-    this.createTunnel();
-    this.listenOnPorts();
-  }
-
-  private createTunnel(): void {
-    const options = {
-      key: fs.readFileSync('path/to/key.pem'),
-      cert: fs.readFileSync('path/to/cert.pem')
-    };
-
-    const server = tls.createServer(options, (socket: tls.TLSSocket) => {
-      this.tunnel = socket;
-      console.log('Tunnel established with LocalConnector');
-    });
-
-    server.listen(4000, () => {
-      console.log('PublicRemoteConnector listening for tunnel on port 4000');
-    });
-  }
-
-  private listenOnPorts(): void {
-    // Implement similar logic for listening on ports 80 and 443
-    // Keep in mind you may need to adjust how you handle secure and non-secure traffic
-  }
-}

ts/index.ts

@@ -1,3 +1,2 @@
-import * as plugins from './remoteingress.plugins.js';
+export * from './classes.remoteingresshub.js';
-
+export * from './classes.remoteingressedge.js';
-export let demoExport = 'Hi there! :) This is an exported string';

ts/plugins.ts

@@ -0,0 +1,7 @@
+// node native scope
+import * as path from 'path';
+export { path };
+
+// @push.rocks scope
+import * as smartrust from '@push.rocks/smartrust';
+export { smartrust };

ts/remoteingress.plugins.ts

@@ -1,4 +0,0 @@
-const removeme = {};
-export {
-  removeme
-}