.github/workflows/build-apple.yml

@@ -39,7 +39,6 @@ jobs:
           - aarch64-apple-darwin
     env:
       DEVELOPER_DIR: /Applications/Xcode_16.0.app/Contents/Developer
-      PROTOC_PATH: /opt/homebrew/bin/protoc
     steps:
     - name: Checkout
       uses: actions/checkout@v3
@@ -55,9 +54,6 @@ jobs:
       uses: dtolnay/rust-toolchain@stable
       with:
         targets: ${{ join(matrix.rust-targets, ', ') }}
-    - name: Install Protobuf
-      shell: bash
-      run: brew install protobuf
     - name: Build
       id: build
       uses: ./.github/actions/build-for-testing

.github/workflows/build-rust.yml

@@ -48,7 +48,6 @@ jobs:
       CARGO_INCREMENTAL: 0
       CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER: aarch64-linux-gnu-gcc
       RUST_BACKTRACE: short
-      PROTOC_VERSION: 3.25.1
     steps:
     - name: Checkout
       uses: actions/checkout@v3
@@ -65,10 +64,6 @@ jobs:
       if: matrix.os == 'windows-2022'
       shell: bash
       run: echo "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Tools\Llvm\x64\bin" >> $GITHUB_PATH
-    - name: Install protoc
-      uses: taiki-e/install-action@v2
-      with:
-        tool: protoc@${{ env.PROTOC_VERSION }}
     - name: Install Rust
       uses: dtolnay/rust-toolchain@stable
       with:

.github/workflows/release-apple.yml

@@ -22,7 +22,6 @@ jobs:
           - aarch64-apple-darwin
     env:
       DEVELOPER_DIR: /Applications/Xcode_16.0.app/Contents/Developer
-      PROTOC_PATH: /opt/homebrew/bin/protoc
     steps:
     - name: Checkout
       uses: actions/checkout@v4
@@ -39,18 +38,10 @@ jobs:
         app-store-key: ${{ secrets.APPSTORE_KEY }}
         app-store-key-id: ${{ secrets.APPSTORE_KEY_ID }}
         app-store-key-issuer-id: ${{ secrets.APPSTORE_KEY_ISSUER_ID }}
-    - name: Install Provisioning Profiles
-      shell: bash
-      run: |
-        mkdir -p ~/Library/MobileDevice/Provisioning\ Profiles/
-        cp -f Apple/Profiles/* ~/Library/MobileDevice/Provisioning\ Profiles/
     - name: Install Rust
       uses: dtolnay/rust-toolchain@stable
       with:
         targets: ${{ join(matrix.rust-targets, ', ') }}
-    - name: Install Protobuf
-      shell: bash
-      run: brew install protobuf
     - name: Configure Version
       id: version
       shell: bash

.gitignore

@@ -1,17 +1,9 @@
 # Xcode
 xcuserdata
 
-# Swift
-Apple/Package/.swiftpm/
-
 # Rust
 target/
 .env
 
 .DS_STORE
 .idea/
-
-tmp/
-
-*.db
-*.sock

.swiftlint.yml

@@ -30,6 +30,7 @@ opt_in_rules:
 - function_default_parameter_at_end
 - ibinspectable_in_extension
 - identical_operands
+- implicitly_unwrapped_optional
 - indentation_width
 - joined_default_parameter
 - last_where

.vscode/settings.json

@@ -15,12 +15,5 @@
   "rust-analyzer.inlayHints.typeHints.enable": false,
   "rust-analyzer.linkedProjects": [
     "./burrow/Cargo.toml"
-  ],
+  ]
-  "[yaml]": {
-    "editor.insertSpaces": true,
-    "editor.tabSize": 2,
-    "editor.autoIndent": "advanced",
-    "diffEditor.ignoreTrimWhitespace": false,
-    "editor.formatOnSave": false
-  }
 }

Apple/App/AppDelegate.swift

@@ -1,6 +1,5 @@
 #if os(macOS)
 import AppKit
-import BurrowUI
 import SwiftUI
 
 @main

Apple/App/BurrowApp.swift

@@ -1,7 +1,6 @@
-#if !os(macOS)
-import BurrowUI
 import SwiftUI
 
+#if !os(macOS)
 @MainActor
 @main
 struct BurrowApp: App {

Apple/App/BurrowView.swift

@@ -2,11 +2,11 @@ import AuthenticationServices
 import SwiftUI
 
 #if !os(macOS)
-public struct BurrowView: View {
+struct BurrowView: View {
     @Environment(\.webAuthenticationSession)
     private var webAuthenticationSession
 
-    public var body: some View {
+    var body: some View {
         NavigationStack {
             VStack {
                 HStack {
@@ -35,9 +35,6 @@ public struct BurrowView: View {
         }
     }
 
-    public init() {
-    }
-
     private func addHackClubNetwork() {
         Task {
             try await authenticateWithSlack()

Apple/App/MainMenu.xib

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="23091" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
+<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="23077.2" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
     <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="23091"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="23077.2"/>
     </dependencies>
     <objects>
         <customObject id="-2" userLabel="File's Owner" customClass="NSApplication">

Apple/App/MenuItemToggleView.swift

@@ -7,11 +7,11 @@
 
 import SwiftUI
 
-public struct MenuItemToggleView: View {
+struct MenuItemToggleView: View {
     @Environment(\.tunnel)
     var tunnel: Tunnel
 
-    public var body: some View {
+    var body: some View {
         HStack {
             VStack(alignment: .leading) {
                 Text("Burrow")
@@ -30,13 +30,10 @@ public struct MenuItemToggleView: View {
         .padding(10)
         .frame(minWidth: 300, minHeight: 32, maxHeight: 32)
     }
-
-    public init() {
-    }
 }
 
 extension Tunnel {
-    @MainActor fileprivate var toggleDisabled: Bool {
+    fileprivate var toggleDisabled: Bool {
         switch status {
         case .disconnected, .permissionRequired, .connected, .disconnecting:
             false
@@ -45,7 +42,7 @@ extension Tunnel {
         }
     }
 
-    @MainActor var toggleIsOn: Binding<Bool> {
+    var toggleIsOn: Binding<Bool> {
         Binding {
             switch status {
             case .connecting, .reasserting, .connected:

Apple/App/NetworkCarouselView.swift

@@ -2,10 +2,10 @@ import SwiftUI
 
 struct NetworkCarouselView: View {
     var networks: [any Network] = [
-        HackClub(id: 1),
+        HackClub(id: "1"),
-        HackClub(id: 2),
+        HackClub(id: "2"),
-        WireGuard(id: 4),
+        WireGuard(id: "4"),
-        HackClub(id: 5)
+        HackClub(id: "5"),
     ]
 
     var body: some View {

Apple/App/NetworkExtension+Async.swift

@@ -1,6 +1,6 @@
 import NetworkExtension
 
-extension NEVPNManager: @unchecked @retroactive Sendable {
+extension NEVPNManager {
     func remove() async throws {
         _ = try await withUnsafeThrowingContinuation { continuation in
             removeFromPreferences(completionHandler: completion(continuation))
@@ -14,7 +14,7 @@ extension NEVPNManager: @unchecked @retroactive Sendable {
     }
 }
 
-extension NETunnelProviderManager: @unchecked @retroactive Sendable {
+extension NETunnelProviderManager {
     class var managers: [NETunnelProviderManager] {
         get async throws {
             try await withUnsafeThrowingContinuation { continuation in
@@ -34,7 +34,7 @@ private func completion(_ continuation: UnsafeContinuation<Void, Error>) -> (Err
     }
 }
 
-private func completion<T: Sendable>(_ continuation: UnsafeContinuation<T, Error>) -> (T?, Error?) -> Void {
+private func completion<T>(_ continuation: UnsafeContinuation<T, Error>) -> (T?, Error?) -> Void {
     return { value, error in
         if let error {
             continuation.resume(throwing: error)

Apple/App/NetworkExtensionTunnel.swift

@@ -1,23 +1,22 @@
-import BurrowCore
+import BurrowShared
 import NetworkExtension
 
 @Observable
-public final class NetworkExtensionTunnel: Tunnel {
+class NetworkExtensionTunnel: Tunnel {
-    @MainActor public private(set) var status: TunnelStatus = .unknown
+    @MainActor private(set) var status: TunnelStatus = .unknown
-    @MainActor private var error: NEVPNError?
+    private var error: NEVPNError?
 
     private let logger = Logger.logger(for: Tunnel.self)
     private let bundleIdentifier: String
-    private let configurationChanged: Task<Void, Error>
+    private var tasks: [Task<Void, Error>] = []
-    private let statusChanged: Task<Void, Error>
 
     // Each manager corresponds to one entry in the Settings app.
     // Our goal is to maintain a single manager, so we create one if none exist and delete any extra.
-    @MainActor private var managers: [NEVPNManager]? {
+    private var managers: [NEVPNManager]? {
         didSet { Task { await updateStatus() } }
     }
 
-    @MainActor private var currentStatus: TunnelStatus {
+    private var currentStatus: TunnelStatus {
         guard let managers = managers else {
             guard let error = error else {
                 return .unknown
@@ -42,40 +41,35 @@ public final class NetworkExtensionTunnel: Tunnel {
         return manager.connection.tunnelStatus
     }
 
-    public init(bundleIdentifier: String) {
+    convenience init() {
+        self.init(Constants.networkExtensionBundleIdentifier)
+    }
+
+    init(_ bundleIdentifier: String) {
         self.bundleIdentifier = bundleIdentifier
 
         let center = NotificationCenter.default
-        let tunnel: OSAllocatedUnfairLock<NetworkExtensionTunnel?> = .init(initialState: .none)
+        let configurationChanged = Task { [weak self] in
-        configurationChanged = Task {
+            for try await _ in center.notifications(named: .NEVPNConfigurationChange).map({ _ in () }) {
-            for try await _ in center.notifications(named: .NEVPNConfigurationChange) {
+                await self?.update()
-                try Task.checkCancellation()
-                await tunnel.withLock { $0 }?.update()
             }
         }
-        statusChanged = Task {
+        let statusChanged = Task { [weak self] in
-            for try await _ in center.notifications(named: .NEVPNStatusDidChange) {
+            for try await _ in center.notifications(named: .NEVPNStatusDidChange).map({ _ in () }) {
-                try Task.checkCancellation()
+                await self?.updateStatus()
-                await tunnel.withLock { $0 }?.updateStatus()
             }
         }
-        tunnel.withLock { $0 = self }
+        tasks = [configurationChanged, statusChanged]
 
         Task { await update() }
     }
 
     private func update() async {
         do {
-            let result = try await NETunnelProviderManager.managers
+            managers = try await NETunnelProviderManager.managers
-            await MainActor.run {
-                managers = result
-                status = currentStatus
-            }
             await self.updateStatus()
         } catch let vpnError as NEVPNError {
-            await MainActor.run {
             error = vpnError
-            }
         } catch {
             logger.error("Failed to update VPN configurations: \(error)")
         }
@@ -88,7 +82,12 @@ public final class NetworkExtensionTunnel: Tunnel {
     }
 
     func configure() async throws {
-        let managers = try await NETunnelProviderManager.managers
+        if managers == nil {
+            await update()
+        }
+
+        guard let managers = managers else { return }
+
         if managers.count > 1 {
             try await withThrowingTaskGroup(of: Void.self, returning: Void.self) { group in
                 for manager in managers.suffix(from: 1) {
@@ -111,9 +110,9 @@ public final class NetworkExtensionTunnel: Tunnel {
         try await manager.save()
     }
 
-    public func start() {
+    func start() {
+        guard let manager = managers?.first else { return }
         Task {
-            guard let manager = try await NETunnelProviderManager.managers.first else { return }
             do {
                 if !manager.isEnabled {
                     manager.isEnabled = true
@@ -126,14 +125,12 @@ public final class NetworkExtensionTunnel: Tunnel {
         }
     }
 
-    public func stop() {
+    func stop() {
-        Task {
+        guard let manager = managers?.first else { return }
-            guard let manager = try await NETunnelProviderManager.managers.first else { return }
         manager.connection.stopVPNTunnel()
     }
-    }
 
-    public func enable() {
+    func enable() {
         Task {
             do {
                 try await configure()
@@ -144,8 +141,7 @@ public final class NetworkExtensionTunnel: Tunnel {
     }
 
     deinit {
-        configurationChanged.cancel()
+        tasks.forEach { $0.cancel() }
-        statusChanged.cancel()
     }
 }
 

Apple/App/Networks/HackClub.swift

@@ -1,14 +1,10 @@
-import BurrowCore
 import SwiftUI
 
 struct HackClub: Network {
-    typealias NetworkType = Burrow_WireGuardNetwork
+    var id: String
-    static let type: Burrow_NetworkType = .hackClub
-
-    var id: Int32
     var backgroundColor: Color { .init("HackClub") }
 
-    @MainActor var label: some View {
+    var label: some View {
         GeometryReader { reader in
             VStack(alignment: .leading) {
                 Image("HackClub")

Apple/App/Networks/Network.swift

@@ -0,0 +1,10 @@
+import SwiftUI
+
+protocol Network {
+    associatedtype Label: View
+
+    var id: String { get }
+    var backgroundColor: Color { get }
+
+    var label: Label { get }
+}

Apple/App/Networks/WireGuard.swift

@@ -1,14 +1,10 @@
-import BurrowCore
 import SwiftUI
 
 struct WireGuard: Network {
-    typealias NetworkType = Burrow_WireGuardNetwork
+    var id: String
-    static let type: BurrowCore.Burrow_NetworkType = .wireGuard
-
-    var id: Int32
     var backgroundColor: Color { .init("WireGuard") }
 
-    @MainActor var label: some View {
+    var label: some View {
         GeometryReader { reader in
             VStack(alignment: .leading) {
                 HStack {

Apple/App/OAuth2.swift

@@ -1,6 +1,5 @@
 import AuthenticationServices
 import Foundation
-import os
 import SwiftUI
 
 enum OAuth2 {
@@ -26,16 +25,11 @@ enum OAuth2 {
         var clientID: String
         var clientSecret: String
 
-        fileprivate static let queue: OSAllocatedUnfairLock<[Int: CheckedContinuation<URL, Swift.Error>]> = {
+        fileprivate static var queue: [Int: CheckedContinuation<URL, Swift.Error>] = [:]
-            .init(initialState: [:])
-        }()
 
         fileprivate static func handle(url: URL) {
-            let continuations = queue.withLock { continuations in
+            let continuations = queue
-                let copy = continuations
+            queue.removeAll()
-                continuations.removeAll()
-                return copy
-            }
             for (_, continuation) in continuations {
                 continuation.resume(returning: url)
             }
@@ -62,7 +56,7 @@ enum OAuth2 {
                 var queryItems: [URLQueryItem] = [
                     .init(name: "client_id", value: clientID),
                     .init(name: "response_type", value: responseType.rawValue),
-                    .init(name: "redirect_uri", value: redirectURI.absoluteString)
+                    .init(name: "redirect_uri", value: redirectURI.absoluteString),
                 ]
                 if !scopes.isEmpty {
                     queryItems.append(.init(name: "scope", value: scopes.joined(separator: ",")))
@@ -212,9 +206,6 @@ enum OAuth2 {
     }
 }
 
-extension WebAuthenticationSession: @unchecked @retroactive Sendable {
-}
-
 extension WebAuthenticationSession {
 #if canImport(BrowserEngineKit)
     @available(iOS 17.4, macOS 14.4, tvOS 17.4, watchOS 10.4, *)
@@ -252,12 +243,12 @@ extension WebAuthenticationSession {
             let id = Int.random(in: 0..<Int.max)
             group.addTask {
                 return try await withCheckedThrowingContinuation { continuation in
-                    OAuth2.Session.queue.withLock { $0[id] = continuation }
+                    OAuth2.Session.queue[id] = continuation
                 }
             }
             guard let url = try await group.next() else { throw OAuth2.Error.invalidCallbackURL }
             group.cancelAll()
-            OAuth2.Session.queue.withLock { $0[id] = nil }
+            OAuth2.Session.queue[id] = nil
             return url
         }
     }

Apple/App/Tunnel.swift

@@ -0,0 +1,50 @@
+import SwiftUI
+
+protocol Tunnel {
+    var status: TunnelStatus { get }
+
+    func start()
+    func stop()
+    func enable()
+}
+
+enum TunnelStatus: Equatable, Hashable {
+    case unknown
+    case permissionRequired
+    case disabled
+    case connecting
+    case connected(Date)
+    case disconnecting
+    case disconnected
+    case reasserting
+    case invalid
+    case configurationReadWriteFailed
+}
+
+struct TunnelKey: EnvironmentKey {
+    static let defaultValue: any Tunnel = NetworkExtensionTunnel()
+}
+
+extension EnvironmentValues {
+    var tunnel: any Tunnel {
+        get { self[TunnelKey.self] }
+        set { self[TunnelKey.self] = newValue }
+    }
+}
+
+#if DEBUG
+@Observable
+class PreviewTunnel: Tunnel {
+    var status: TunnelStatus = .permissionRequired
+
+    func start() {
+        status = .connected(.now)
+    }
+    func stop() {
+        status = .disconnected
+    }
+    func enable() {
+        status = .disconnected
+    }
+}
+#endif

Apple/App/TunnelButton.swift

@@ -21,7 +21,7 @@ struct TunnelButton: View {
 }
 
 extension Tunnel {
-    @MainActor fileprivate var action: TunnelButton.Action? {
+    fileprivate var action: TunnelButton.Action? {
         switch status {
         case .permissionRequired, .invalid:
             .enable

Apple/App/TunnelStatusView.swift

@@ -10,7 +10,7 @@ struct TunnelStatusView: View {
 }
 
 extension TunnelStatus: CustomStringConvertible {
-    public var description: String {
+    var description: String {
         switch self {
         case .unknown:
             "Unknown"

Apple/Burrow.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -1,123 +0,0 @@
-{
-  "originHash" : "fa512b990383b7e309c5854a5279817052294a8191a6d3c55c49cfb38e88c0c3",
-  "pins" : [
-    {
-      "identity" : "grpc-swift",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/grpc/grpc-swift.git",
-      "state" : {
-        "revision" : "6a90b7e77e29f9bda6c2b3a4165a40d6c02cfda1",
-        "version" : "1.23.0"
-      }
-    },
-    {
-      "identity" : "swift-async-algorithms",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-async-algorithms.git",
-      "state" : {
-        "revision" : "6ae9a051f76b81cc668305ceed5b0e0a7fd93d20",
-        "version" : "1.0.1"
-      }
-    },
-    {
-      "identity" : "swift-atomics",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-atomics.git",
-      "state" : {
-        "revision" : "cd142fd2f64be2100422d658e7411e39489da985",
-        "version" : "1.2.0"
-      }
-    },
-    {
-      "identity" : "swift-collections",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-collections.git",
-      "state" : {
-        "revision" : "9bf03ff58ce34478e66aaee630e491823326fd06",
-        "version" : "1.1.3"
-      }
-    },
-    {
-      "identity" : "swift-http-types",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-http-types",
-      "state" : {
-        "revision" : "ae67c8178eb46944fd85e4dc6dd970e1f3ed6ccd",
-        "version" : "1.3.0"
-      }
-    },
-    {
-      "identity" : "swift-log",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-log.git",
-      "state" : {
-        "revision" : "9cb486020ebf03bfa5b5df985387a14a98744537",
-        "version" : "1.6.1"
-      }
-    },
-    {
-      "identity" : "swift-nio",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-nio.git",
-      "state" : {
-        "revision" : "9746cf80e29edfef2a39924a66731249223f42a3",
-        "version" : "2.72.0"
-      }
-    },
-    {
-      "identity" : "swift-nio-extras",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-nio-extras.git",
-      "state" : {
-        "revision" : "d1ead62745cc3269e482f1c51f27608057174379",
-        "version" : "1.24.0"
-      }
-    },
-    {
-      "identity" : "swift-nio-http2",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-nio-http2.git",
-      "state" : {
-        "revision" : "b5f7062b60e4add1e8c343ba4eb8da2e324b3a94",
-        "version" : "1.34.0"
-      }
-    },
-    {
-      "identity" : "swift-nio-ssl",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-nio-ssl.git",
-      "state" : {
-        "revision" : "7b84abbdcef69cc3be6573ac12440220789dcd69",
-        "version" : "2.27.2"
-      }
-    },
-    {
-      "identity" : "swift-nio-transport-services",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-nio-transport-services.git",
-      "state" : {
-        "revision" : "38ac8221dd20674682148d6451367f89c2652980",
-        "version" : "1.21.0"
-      }
-    },
-    {
-      "identity" : "swift-protobuf",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-protobuf.git",
-      "state" : {
-        "revision" : "edb6ed4919f7756157fe02f2552b7e3850a538e5",
-        "version" : "1.28.1"
-      }
-    },
-    {
-      "identity" : "swift-system",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/apple/swift-system.git",
-      "state" : {
-        "revision" : "d2ba781702a1d8285419c15ee62fd734a9437ff5",
-        "version" : "1.3.2"
-      }
-    }
-  ],
-  "version" : 3
-}

Apple/Burrow.xcodeproj/xcshareddata/xcschemes/App.xcscheme

@@ -1,11 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1600"
+   LastUpgradeVersion = "1520"
    version = "1.7">
    <BuildAction
       parallelizeBuildables = "YES"
-      buildImplicitDependencies = "YES"
+      buildImplicitDependencies = "YES">
-      buildArchitectures = "Automatic">
       <BuildActionEntries>
          <BuildActionEntry
             buildForTesting = "YES"

Apple/Burrow.xcodeproj/xcshareddata/xcschemes/NetworkExtension.xcscheme

@@ -1,12 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1600"
+   LastUpgradeVersion = "1520"
-   wasCreatedForAppExtension = "YES"
    version = "2.0">
    <BuildAction
       parallelizeBuildables = "YES"
-      buildImplicitDependencies = "YES"
+      buildImplicitDependencies = "YES">
-      buildArchitectures = "Automatic">
       <BuildActionEntries>
          <BuildActionEntry
             buildForTesting = "YES"

Apple/Configuration/App.xcconfig

@@ -1,8 +1,10 @@
-LD_EXPORT_SYMBOLS = NO
 SKIP_INSTALL = NO
+MERGED_BINARY_TYPE = manual
 
-LD_RUNPATH_SEARCH_PATHS = $(inherited) @executable_path/Frameworks
+LD_RUNPATH_SEARCH_PATHS[sdk=iphone*] = $(inherited) @executable_path/Frameworks
 LD_RUNPATH_SEARCH_PATHS[sdk=macosx*] = $(inherited) @executable_path/../Frameworks
 
 ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon
 ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor
+
+ENABLE_PREVIEWS = YES

Apple/Configuration/Compiler.xcconfig

@@ -1,17 +1,16 @@
 #include "Identity.xcconfig"
-#include "Debug.xcconfig"
 #include "Version.xcconfig"
 
 SDKROOT = auto
 ALLOW_TARGET_PLATFORM_SPECIALIZATION = YES
 
 SUPPORTED_PLATFORMS = iphoneos iphonesimulator macosx
-SWIFT_VERSION = 6.0
 IPHONEOS_DEPLOYMENT_TARGET = 17.0
 MACOSX_DEPLOYMENT_TARGET = 14.0
 SUPPORTS_MAC_DESIGNED_FOR_IPHONE_IPAD = NO
 SUPPORTS_MACCATALYST = NO
 
+ALWAYS_SEARCH_USER_PATHS = NO
 PRODUCT_NAME = $(TARGET_NAME:c99extidentifier)
 PRODUCT_BUNDLE_IDENTIFIER = $(APP_BUNDLE_IDENTIFIER).$(PRODUCT_NAME)
 MARKETING_VERSION = 0.1
@@ -20,25 +19,43 @@ SKIP_INSTALL = YES
 
 CODE_SIGN_IDENTITY = Apple Development
 
-GENERATE_INFOPLIST_FILE = YES
 INFOPLIST_FILE = Configuration/Info.plist
+GENERATE_INFOPLIST_FILE = YES
 INFOPLIST_KEY_NSHumanReadableCopyright = Copyright © 2023-2024 Hack Club
 INFOPLIST_KEY_CFBundleDisplayName = Burrow
 
-ENABLE_APP_SANDBOX[sdk=macosx*] = YES
-
 ENABLE_BITCODE = NO
-ALWAYS_SEARCH_USER_PATHS = NO
+
+ENABLE_APP_SANDBOX[sdk=macosx*] = YES
+ENABLE_HARDENED_RUNTIME[sdk=macosx*] = YES
 COMBINE_HIDPI_IMAGES = YES
-EAGER_LINKING = YES
+COPY_PHASE_STRIP = NO
+
 FUSE_BUILD_SCRIPT_PHASES = YES
-SWIFT_EMIT_LOC_STRINGS = YES
-LOCALIZATION_PREFERS_STRING_CATALOGS = YES
-ENABLE_DEBUG_DYLIB = NO
 
 APP_GROUP_IDENTIFIER = group.$(APP_BUNDLE_IDENTIFIER)
 APP_GROUP_IDENTIFIER[sdk=macosx*] = $(DEVELOPMENT_TEAM).$(APP_BUNDLE_IDENTIFIER)
 NETWORK_EXTENSION_BUNDLE_IDENTIFIER = $(APP_BUNDLE_IDENTIFIER).network
 
-// https://github.com/grpc/grpc-swift/issues/683#issuecomment-1130118953
+// Swift
-OTHER_SWIFT_FLAGS = $(inherited) -Xcc -fmodule-map-file=$(GENERATED_MODULEMAP_DIR)/CNIOAtomics.modulemap -Xcc -fmodule-map-file=$(GENERATED_MODULEMAP_DIR)/CNIODarwin.modulemap -Xcc -fmodule-map-file=$(GENERATED_MODULEMAP_DIR)/CGRPCZlib.modulemap
+SWIFT_VERSION = 5.0
+SWIFT_EMIT_LOC_STRINGS = YES
+
+// Release
+DEBUG_INFORMATION_FORMAT = dwarf-with-dsym
+SWIFT_COMPILATION_MODE = wholemodule
+SWIFT_OPTIMIZATION_LEVEL = -Osize
+LLVM_LTO = YES
+DEAD_CODE_STRIPPING = YES
+VALIDATE_PRODUCT = YES
+
+// Debug
+ONLY_ACTIVE_ARCH[config=Debug] = YES
+DEBUG_INFORMATION_FORMAT[config=Debug] = dwarf
+ENABLE_TESTABILITY[config=Debug] = YES
+SWIFT_OPTIMIZATION_LEVEL[config=Debug] = -Onone
+SWIFT_ACTIVE_COMPILATION_CONDITIONS[config=Debug] = DEBUG
+SWIFT_COMPILATION_MODE[config=Debug] = singlefile
+LLVM_LTO[config=Debug] = NO
+DEAD_CODE_STRIPPING[config=Debug] = NO
+VALIDATE_PRODUCT[config=Debug] = NO

Apple/Configuration/Debug.xcconfig

@@ -1,26 +0,0 @@
-// Release
-DEBUG_INFORMATION_FORMAT = dwarf-with-dsym
-SWIFT_COMPILATION_MODE = wholemodule
-SWIFT_OPTIMIZATION_LEVEL = -Osize
-LLVM_LTO = YES
-DEAD_CODE_STRIPPING = YES
-STRIP_INSTALLED_PRODUCT = YES
-STRIP_SWIFT_SYMBOLS = YES
-COPY_PHASE_STRIP = NO
-VALIDATE_PRODUCT = YES
-ENABLE_MODULE_VERIFIER = YES
-
-// Debug
-ONLY_ACTIVE_ARCH[config=Debug] = YES
-DEBUG_INFORMATION_FORMAT[config=Debug] = dwarf
-ENABLE_TESTABILITY[config=Debug] = YES
-GCC_PREPROCESSOR_DEFINITIONS[config=Debug] = DEBUG=1 $(inherited)
-SWIFT_OPTIMIZATION_LEVEL[config=Debug] = -Onone
-SWIFT_ACTIVE_COMPILATION_CONDITIONS[config=Debug] = DEBUG
-SWIFT_COMPILATION_MODE[config=Debug] = singlefile
-LLVM_LTO[config=Debug] = NO
-DEAD_CODE_STRIPPING[config=Debug] = NO
-VALIDATE_PRODUCT[config=Debug] = NO
-STRIP_INSTALLED_PRODUCT[config=Debug] = NO
-STRIP_SWIFT_SYMBOLS[config=Debug] = NO
-ENABLE_MODULE_VERIFIER[config=Debug] = NO

Apple/Configuration/Extension.xcconfig

@@ -1,6 +1,4 @@
-LD_EXPORT_SYMBOLS = NO
+MERGED_BINARY_TYPE = manual
-
-OTHER_SWIFT_FLAGS = $(inherited) -Xfrontend -disable-autolink-framework -Xfrontend UIKit -Xfrontend -disable-autolink-framework -Xfrontend AppKit -Xfrontend -disable-autolink-framework -Xfrontend SwiftUI
 
 LD_RUNPATH_SEARCH_PATHS = $(inherited) @executable_path/Frameworks @executable_path/../../Frameworks
-LD_RUNPATH_SEARCH_PATHS[sdk=macosx*] = $(inherited) @executable_path/../Frameworks @executable_path/../../../../Frameworks
+LD_RUNPATH_SEARCH_PATHS[sdk=macos*] = $(inherited) @executable_path/../Frameworks @executable_path/../../../../Frameworks

Apple/Configuration/Framework.xcconfig

@@ -1,14 +0,0 @@
-PRODUCT_NAME = Burrow$(TARGET_NAME:c99extidentifier)
-PRODUCT_BUNDLE_IDENTIFIER = $(APP_BUNDLE_IDENTIFIER).$(TARGET_NAME:c99extidentifier)
-APPLICATION_EXTENSION_API_ONLY = YES
-SWIFT_INSTALL_OBJC_HEADER = NO
-SWIFT_SKIP_AUTOLINKING_FRAMEWORKS = YES
-SWIFT_SKIP_AUTOLINKING_LIBRARIES = YES
-
-LD_RUNPATH_SEARCH_PATHS = $(inherited) @executable_path/Frameworks @loader_path/Frameworks
-LD_RUNPATH_SEARCH_PATHS[sdk=macosx*] = $(inherited) @executable_path/../Frameworks @loader_path/Frameworks
-
-DYLIB_INSTALL_NAME_BASE = @rpath
-DYLIB_COMPATIBILITY_VERSION = 1
-DYLIB_CURRENT_VERSION = 1
-VERSIONING_SYSTEM =

Apple/Core/Client.swift

@@ -1,32 +0,0 @@
-import GRPC
-import NIOTransportServices
-
-public typealias TunnelClient = Burrow_TunnelAsyncClient
-public typealias NetworksClient = Burrow_NetworksAsyncClient
-
-public protocol Client {
-    init(channel: GRPCChannel)
-}
-
-extension Client {
-    public static func unix(socketURL: URL) -> Self {
-        let group = NIOTSEventLoopGroup()
-        let configuration = ClientConnection.Configuration.default(
-            target: .unixDomainSocket(socketURL.path),
-            eventLoopGroup: group
-        )
-        return Self(channel: ClientConnection(configuration: configuration))
-    }
-}
-
-extension TunnelClient: Client {
-    public init(channel: any GRPCChannel) {
-        self.init(channel: channel, defaultCallOptions: .init(), interceptors: .none)
-    }
-}
-
-extension NetworksClient: Client {
-    public init(channel: any GRPCChannel) {
-        self.init(channel: channel, defaultCallOptions: .init(), interceptors: .none)
-    }
-}

Apple/Core/Client/burrow.proto

@@ -1 +0,0 @@
-../../../proto/burrow.proto

Apple/Core/Client/grpc-swift-config.json

@@ -1,11 +0,0 @@
-{
-  "invocations": [
-    {
-      "protoFiles": [
-        "burrow.proto",
-      ],
-      "server": false,
-      "visibility": "public"
-    }
-  ]
-}

Apple/Core/Client/swift-protobuf-config.json

@@ -1,10 +0,0 @@
-{
-  "invocations": [
-    {
-      "protoFiles": [
-        "burrow.proto",
-      ],
-      "visibility": "public"
-    }
-  ]
-}

Apple/NetworkExtension/PacketTunnelProvider.swift

@@ -1,74 +1,92 @@
-import AsyncAlgorithms
+import BurrowShared
-import BurrowConfiguration
-import BurrowCore
 import libburrow
 import NetworkExtension
 import os
 
 class PacketTunnelProvider: NEPacketTunnelProvider {
-    enum Error: Swift.Error {
-        case missingTunnelConfiguration
-    }
-
     private let logger = Logger.logger(for: PacketTunnelProvider.self)
-
+    private var client: Client?
-    private var client: TunnelClient {
-        get throws { try _client.get() }
-    }
-    private let _client: Result<TunnelClient, Swift.Error> = Result {
-        try TunnelClient.unix(socketURL: Constants.socketURL)
-    }
 
     override init() {
         do {
             libburrow.spawnInProcess(
                 socketPath: try Constants.socketURL.path(percentEncoded: false),
-                databasePath: try Constants.databaseURL.path(percentEncoded: false)
+                dbPath: try Constants.dbURL.path(percentEncoded: false)
             )
         } catch {
-            logger.error("Failed to spawn networking thread: \(error)")
+            logger.error("Failed to spawn: \(error)")
         }
     }
 
     override func startTunnel(options: [String: NSObject]? = nil) async throws {
         do {
-            let configuration = try await Array(client.tunnelConfiguration(.init()).prefix(1)).first
+            let client = try Client()
-            guard let settings = configuration?.settings else {
+            self.client = client
-                throw Error.missingTunnelConfiguration
+            register_events(client)
-            }
+
-            try await setTunnelNetworkSettings(settings)
+            _ = try await self.loadTunSettings()
-            _ = try await client.tunnelStart(.init())
+            let startRequest = Start(
-            logger.log("Started tunnel with network settings: \(settings)")
+                tun: Start.TunOptions(
+                    name: nil, no_pi: false, tun_excl: false, tun_retrieve: true, address: []
+                )
+            )
+            let response = try await client.request(startRequest, type: BurrowResult<AnyResponseData>.self)
+            self.logger.log("Received start server response: \(String(describing: response))")
         } catch {
-            logger.error("Failed to start tunnel: \(error)")
+            self.logger.error("Failed to start tunnel: \(error)")
             throw error
         }
     }
 
     override func stopTunnel(with reason: NEProviderStopReason) async {
         do {
-            _ = try await client.tunnelStop(.init())
+            let client = try Client()
-            logger.log("Stopped client")
+            _ = try await client.single_request("Stop", type: BurrowResult<AnyResponseData>.self)
+            self.logger.log("Stopped client.")
         } catch {
-            logger.error("Failed to stop tunnel: \(error)")
+            self.logger.error("Failed to stop tunnel: \(error)")
+        }
+    }
+    func loadTunSettings() async throws -> ServerConfig {
+        guard let client = self.client else {
+            throw BurrowError.noClient
+        }
+        let srvConfig = try await client.single_request("ServerConfig", type: BurrowResult<ServerConfig>.self)
+        guard let serverconfig = srvConfig.Ok else {
+            throw BurrowError.resultIsError
+        }
+        guard let tunNs = generateTunSettings(from: serverconfig) else {
+            throw BurrowError.addrDoesntExist
+        }
+        try await self.setTunnelNetworkSettings(tunNs)
+        self.logger.info("Set remote tunnel address to \(tunNs.tunnelRemoteAddress)")
+        return serverconfig
+    }
+    private func generateTunSettings(from: ServerConfig) -> NETunnelNetworkSettings? {
+        // Using a makeshift remote tunnel address
+        let nst = NEPacketTunnelNetworkSettings(tunnelRemoteAddress: "1.1.1.1")
+        var v4Addresses = [String]()
+        var v6Addresses = [String]()
+        for addr in from.address {
+            if IPv4Address(addr) != nil {
+                v6Addresses.append(addr)
+            }
+            if IPv6Address(addr) != nil {
+                v4Addresses.append(addr)
+            }
+        }
+        nst.ipv4Settings = NEIPv4Settings(addresses: v4Addresses, subnetMasks: v4Addresses.map { _ in
+            "255.255.255.0"
+        })
+        nst.ipv6Settings = NEIPv6Settings(addresses: v6Addresses, networkPrefixLengths: v6Addresses.map { _ in 64 })
+        logger.log("Initialized ipv4 settings: \(nst.ipv4Settings)")
+        return nst
+    }
+    func register_events(_ client: Client) {
+        client.on_event(.ConfigChange) { (cfig: ServerConfig) in
+            self.logger.info("Config Change Notification: \(String(describing: cfig))")
+            self.setTunnelNetworkSettings(self.generateTunSettings(from: cfig))
+            self.logger.info("Updated Tunnel Network Settings.")
         }
     }
 }
-
-extension Burrow_TunnelConfigurationResponse {
-    fileprivate var settings: NEPacketTunnelNetworkSettings {
-        let ipv6Addresses = addresses.filter { IPv6Address($0) != nil }
-
-        let settings = NEPacketTunnelNetworkSettings(tunnelRemoteAddress: "1.1.1.1")
-        settings.mtu = NSNumber(value: mtu)
-        settings.ipv4Settings = NEIPv4Settings(
-            addresses: addresses.filter { IPv4Address($0) != nil },
-            subnetMasks: ["255.255.255.0"]
-        )
-        settings.ipv6Settings = NEIPv6Settings(
-            addresses: ipv6Addresses,
-            networkPrefixLengths: ipv6Addresses.map { _ in 64 }
-        )
-        return settings
-    }
-}

Apple/NetworkExtension/libburrow/build-rust.sh

@@ -68,12 +68,9 @@ else
     CARGO_PATH="$(dirname $(readlink -f $(which cargo))):/usr/bin"
 fi
 
-PROTOC=$(readlink -f $(which protoc))
-CARGO_PATH="$(dirname $PROTOC):$CARGO_PATH"
-
 # Run cargo without the various environment variables set by Xcode.
 # Those variables can confuse cargo and the build scripts it runs.
-env -i PATH="$CARGO_PATH" PROTOC="$PROTOC" CARGO_TARGET_DIR="${CONFIGURATION_TEMP_DIR}/target" IPHONEOS_DEPLOYMENT_TARGET="$IPHONEOS_DEPLOYMENT_TARGET" MACOSX_DEPLOYMENT_TARGET="$MACOSX_DEPLOYMENT_TARGET" cargo build "${CARGO_ARGS[@]}"
+env -i PATH="$CARGO_PATH" CARGO_TARGET_DIR="${CONFIGURATION_TEMP_DIR}/target" IPHONEOS_DEPLOYMENT_TARGET="$IPHONEOS_DEPLOYMENT_TARGET" MACOSX_DEPLOYMENT_TARGET="$MACOSX_DEPLOYMENT_TARGET" cargo build "${CARGO_ARGS[@]}"
 
 mkdir -p "${BUILT_PRODUCTS_DIR}"
 

Apple/NetworkExtension/libburrow/libburrow.h

@@ -1,2 +1,2 @@
-__attribute__((__swift_name__("spawnInProcess(socketPath:databasePath:)")))
+__attribute__((__swift_name__("spawnInProcess(socketPath:dbPath:)")))
 extern void spawn_in_process(const char * __nullable socket_path, const char * __nullable db_path);

Apple/Shared/Client.swift

@@ -0,0 +1,106 @@
+import Foundation
+import Network
+
+public final class Client {
+    let connection: NWConnection
+
+    private let logger = Logger.logger(for: Client.self)
+    private var generator = SystemRandomNumberGenerator()
+    private var continuations: [UInt: UnsafeContinuation<Data, Error>] = [:]
+    private var eventMap: [NotificationType: [(Data) throws -> Void]] = [:]
+    private var task: Task<Void, Error>?
+
+    public convenience init() throws {
+        self.init(url: try Constants.socketURL)
+    }
+
+    public init(url: URL) {
+        let endpoint: NWEndpoint
+        if url.isFileURL {
+            endpoint = .unix(path: url.path(percentEncoded: false))
+        } else {
+            endpoint = .url(url)
+        }
+
+        let parameters = NWParameters.tcp
+        parameters.defaultProtocolStack
+            .applicationProtocols
+            .insert(NWProtocolFramer.Options(definition: NewlineProtocolFramer.definition), at: 0)
+        let connection = NWConnection(to: endpoint, using: parameters)
+        connection.start(queue: .global())
+        self.connection = connection
+        self.task = Task { [weak self] in
+            while true {
+                let (data, _, _) = try await connection.receiveMessage()
+                let peek = try JSONDecoder().decode(MessagePeek.self, from: data)
+                switch peek.type {
+                case .Response:
+                    let response = try JSONDecoder().decode(ResponsePeek.self, from: data)
+                    self?.logger.info("Received response for \(response.id)")
+                    guard let continuations = self?.continuations else {return}
+                    self?.logger.debug("All keys in continuation table: \(continuations.keys)")
+                    guard let continuation = self?.continuations[response.id] else { return }
+                    self?.logger.debug("Got matching continuation")
+                    continuation.resume(returning: data)
+                case .Notification:
+                    let peek = try JSONDecoder().decode(NotificationPeek.self, from: data)
+                    guard let handlers = self?.eventMap[peek.method] else { continue }
+                    _ = try handlers.map { try $0(data) }
+                default:
+                    continue
+                }
+            }
+        }
+    }
+    private func send<T: Request, U: Decodable>(_ request: T) async throws -> U {
+        let data: Data = try await withUnsafeThrowingContinuation { continuation in
+            continuations[request.id] = continuation
+            do {
+                let data = try JSONEncoder().encode(request)
+                let completion: NWConnection.SendCompletion = .contentProcessed { error in
+                    guard let error = error else {
+                        return
+                    }
+                    continuation.resume(throwing: error)
+                }
+                connection.send(content: data, completion: completion)
+            } catch {
+                continuation.resume(throwing: error)
+                return
+            }
+        }
+        self.logger.debug("Got response data: \(String(describing: data.base64EncodedString()))")
+        let res = try JSONDecoder().decode(Response<U>.self, from: data)
+        self.logger.debug("Got response data decoded: \(String(describing: res))")
+        return res.result
+    }
+    public func request<T: Codable, U: Decodable>(_ request: T, type: U.Type = U.self) async throws -> U {
+        let req = BurrowRequest(
+            id: generator.next(upperBound: UInt.max),
+            command: request
+        )
+        return try await send(req)
+    }
+    public func single_request<U: Decodable>(_ request: String, type: U.Type = U.self) async throws -> U {
+        let req = BurrowSimpleRequest(
+            id: generator.next(upperBound: UInt.max),
+            command: request
+        )
+        return try await send(req)
+    }
+    public func on_event<T: Codable>(_ event: NotificationType, callable: @escaping (T) throws -> Void) {
+        let action = { data in
+            let decoded = try JSONDecoder().decode(Notification<T>.self, from: data)
+            try callable(decoded.params)
+        }
+        if eventMap[event] != nil {
+            eventMap[event]?.append(action)
+        } else {
+            eventMap[event] = [action]
+        }
+    }
+
+    deinit {
+        connection.cancel()
+    }
+}

Apple/Shared/Constants.swift

@@ -1,5 +1,4 @@
-@_implementationOnly import CConstants
+@_implementationOnly import Constants
-import OSLog
 
 public enum Constants {
     enum Error: Swift.Error {
@@ -10,29 +9,25 @@ public enum Constants {
     public static let appGroupIdentifier = AppGroupIdentifier
     public static let networkExtensionBundleIdentifier = NetworkExtensionBundleIdentifier
 
+    public static var groupContainerURL: URL {
+        get throws { try _groupContainerURL.get() }
+    }
+
+    private static let _groupContainerURL: Result<URL, Error> = {
+        guard let groupContainerURL = FileManager.default
+            .containerURL(forSecurityApplicationGroupIdentifier: appGroupIdentifier) else {
+            return .failure(.invalidAppGroupIdentifier)
+        }
+        return .success(groupContainerURL)
+    }()
     public static var socketURL: URL {
         get throws {
             try groupContainerURL.appending(component: "burrow.sock", directoryHint: .notDirectory)
         }
     }
-    public static var databaseURL: URL {
+    public static var dbURL: URL {
         get throws {
             try groupContainerURL.appending(component: "burrow.db", directoryHint: .notDirectory)
         }
     }
-
-    private static var groupContainerURL: URL {
-        get throws { try _groupContainerURL.get() }
-    }
-    private static let _groupContainerURL: Result<URL, Error> = {
-        switch FileManager.default.containerURL(forSecurityApplicationGroupIdentifier: appGroupIdentifier) {
-        case .some(let url): .success(url)
-        case .none: .failure(.invalidAppGroupIdentifier)
-        }
-    }()
-}
-
-extension Logger {
-    @_dynamicReplacement(for: subsystem)
-    public static var subsystem: String { Constants.bundleIdentifier }
 }

Apple/Shared/Constants/module.modulemap

@@ -1,4 +1,4 @@
-module CConstants {
+module Constants {
     header "Constants.h"
     export *
 }

Apple/Shared/DataTypes.swift

@@ -0,0 +1,139 @@
+import Foundation
+
+// swiftlint:disable identifier_name raw_value_for_camel_cased_codable_enum
+public enum BurrowError: Error {
+    case addrDoesntExist
+    case resultIsError
+    case cantParseResult
+    case resultIsNone
+    case noClient
+}
+
+public protocol Request: Codable where Params: Codable {
+    associatedtype Params
+
+    var id: UInt { get set }
+    var method: String { get set }
+    var params: Params? { get set }
+}
+
+public enum MessageType: String, Codable {
+    case Request
+    case Response
+    case Notification
+}
+
+public struct MessagePeek: Codable {
+    public var type: MessageType
+    public init(type: MessageType) {
+        self.type = type
+    }
+}
+
+public struct BurrowSimpleRequest: Request {
+    public var id: UInt
+    public var method: String
+    public var params: String?
+    public init(id: UInt, command: String, params: String? = nil) {
+        self.id = id
+        self.method = command
+        self.params = params
+    }
+}
+
+public struct BurrowRequest<T>: Request where T: Codable {
+    public var id: UInt
+    public var method: String
+    public var params: T?
+    public init(id: UInt, command: T) {
+        self.id = id
+        self.method = "\(T.self)"
+        self.params = command
+    }
+}
+
+public struct Response<T>: Decodable where T: Decodable {
+    public var id: UInt
+    public var result: T
+    public init(id: UInt, result: T) {
+        self.id = id
+        self.result = result
+    }
+}
+
+public struct ResponsePeek: Codable {
+    public var id: UInt
+    public init(id: UInt) {
+        self.id = id
+    }
+}
+
+public enum NotificationType: String, Codable {
+    case ConfigChange
+}
+
+public struct Notification<T>: Codable where T: Codable {
+    public var method: NotificationType
+    public var params: T
+    public init(method: NotificationType, params: T) {
+        self.method = method
+        self.params = params
+    }
+}
+
+public struct NotificationPeek: Codable {
+    public var method: NotificationType
+    public init(method: NotificationType) {
+        self.method = method
+    }
+}
+
+public struct AnyResponseData: Codable {
+    public var type: String
+    public init(type: String) {
+        self.type = type
+    }
+}
+
+public struct BurrowResult<T>: Codable where T: Codable {
+    public var Ok: T?
+    public var Err: String?
+    public init(Ok: T, Err: String? = nil) {
+        self.Ok = Ok
+        self.Err = Err
+    }
+}
+
+public struct ServerConfig: Codable {
+    public let address: [String]
+    public let name: String?
+    public let mtu: Int32?
+    public init(address: [String], name: String?, mtu: Int32?) {
+        self.address = address
+        self.name = name
+        self.mtu = mtu
+    }
+}
+
+public struct Start: Codable {
+    public struct TunOptions: Codable {
+        public let name: String?
+        public let no_pi: Bool
+        public let tun_excl: Bool
+        public let tun_retrieve: Bool
+        public let address: [String]
+        public init(name: String?, no_pi: Bool, tun_excl: Bool, tun_retrieve: Bool, address: [String]) {
+            self.name = name
+            self.no_pi = no_pi
+            self.tun_excl = tun_excl
+            self.tun_retrieve = tun_retrieve
+            self.address = address
+        }
+    }
+    public let tun: TunOptions
+    public init(tun: TunOptions) {
+        self.tun = tun
+    }
+}
+
+// swiftlint:enable identifier_name raw_value_for_camel_cased_codable_enum

Apple/Shared/Logging.swift

@@ -4,7 +4,7 @@ import os
 extension Logger {
     private static let loggers: OSAllocatedUnfairLock<[String: Logger]> = OSAllocatedUnfairLock(initialState: [:])
 
-    public dynamic static var subsystem: String { "com.hackclub.burrow" }
+    public static let subsystem = Constants.bundleIdentifier
 
     public static func logger(for type: Any.Type) -> Logger {
         let category = String(describing: type)

Apple/Shared/NWConnection+Async.swift

@@ -0,0 +1,32 @@
+import Foundation
+import Network
+
+extension NWConnection {
+    // swiftlint:disable:next large_tuple
+    func receiveMessage() async throws -> (Data, NWConnection.ContentContext?, Bool) {
+        try await withUnsafeThrowingContinuation { continuation in
+            receiveMessage { completeContent, contentContext, isComplete, error in
+                if let error {
+                    continuation.resume(throwing: error)
+                } else {
+                    guard let completeContent = completeContent else {
+                        fatalError("Both error and completeContent were nil")
+                    }
+                    continuation.resume(returning: (completeContent, contentContext, isComplete))
+                }
+            }
+        }
+    }
+
+    func send(content: Data) async throws {
+        try await withCheckedThrowingContinuation { (continuation: CheckedContinuation<Void, Error>) in
+            send(content: content, completion: .contentProcessed { error in
+                if let error {
+                    continuation.resume(throwing: error)
+                } else {
+                    continuation.resume(returning: ())
+                }
+            })
+        }
+    }
+}

Apple/Shared/NewlineProtocolFramer.swift

@@ -0,0 +1,54 @@
+import Foundation
+import Network
+
+final class NewlineProtocolFramer: NWProtocolFramerImplementation {
+    private static let delimeter: UInt8 = 10 // `\n`
+
+    static let definition = NWProtocolFramer.Definition(implementation: NewlineProtocolFramer.self)
+    static let label = "Lines"
+
+    init(framer: NWProtocolFramer.Instance) { }
+
+    func start(framer: NWProtocolFramer.Instance) -> NWProtocolFramer.StartResult { .ready }
+    func stop(framer: NWProtocolFramer.Instance) -> Bool { true }
+
+    func wakeup(framer: NWProtocolFramer.Instance) { }
+    func cleanup(framer: NWProtocolFramer.Instance) { }
+
+    func handleInput(framer: NWProtocolFramer.Instance) -> Int {
+        while true {
+            var result: [Data] = []
+            let parsed = framer.parseInput(minimumIncompleteLength: 1, maximumLength: 16_000) { buffer, _ in
+                guard let buffer else { return 0 }
+                var lines = buffer
+                    .split(separator: Self.delimeter, omittingEmptySubsequences: false)
+                    .map { Data($0) }
+                guard lines.count > 1 else { return 0 }
+                _ = lines.popLast()
+
+                result = lines
+                return lines.reduce(lines.count) { $0 + $1.count }
+            }
+
+            guard parsed && !result.isEmpty else { break }
+
+            for line in result {
+                framer.deliverInput(data: line, message: .init(instance: framer), isComplete: true)
+            }
+        }
+        return 0
+    }
+
+    func handleOutput(
+        framer: NWProtocolFramer.Instance,
+        message: NWProtocolFramer.Message,
+        messageLength: Int,
+        isComplete: Bool
+    ) {
+        do {
+            try framer.writeOutputNoCopy(length: messageLength)
+            framer.writeOutput(data: [Self.delimeter])
+        } catch {
+        }
+    }
+}

Apple/Shared/Shared.xcconfig

@@ -1,4 +1,5 @@
-#include "Framework.xcconfig"
+PRODUCT_NAME = BurrowShared
+MERGEABLE_LIBRARY = YES
 
-SWIFT_INCLUDE_PATHS = $(PROJECT_DIR)/Configuration/Constants
+SWIFT_INCLUDE_PATHS = $(PROJECT_DIR)/Shared/Constants
 GCC_PREPROCESSOR_DEFINITIONS = APP_BUNDLE_IDENTIFIER=$(APP_BUNDLE_IDENTIFIER) APP_GROUP_IDENTIFIER=$(APP_GROUP_IDENTIFIER) NETWORK_EXTENSION_BUNDLE_IDENTIFIER=$(NETWORK_EXTENSION_BUNDLE_IDENTIFIER)

Apple/UI/Networks/Network.swift

@@ -1,36 +0,0 @@
-import Atomics
-import BurrowCore
-import SwiftProtobuf
-import SwiftUI
-
-protocol Network {
-    associatedtype NetworkType: Message
-    associatedtype Label: View
-
-    static var type: Burrow_NetworkType { get }
-
-    var id: Int32 { get }
-    var backgroundColor: Color { get }
-
-    @MainActor var label: Label { get }
-}
-
-@Observable
-@MainActor
-final class NetworkViewModel: Sendable {
-    private(set) var networks: [Burrow_Network] = []
-
-    private var task: Task<Void, Error>!
-
-    init(socketURL: URL) {
-        task = Task { [weak self] in
-            let client = NetworksClient.unix(socketURL: socketURL)
-            for try await networks in client.networkList(.init()) {
-                guard let viewModel = self else { continue }
-                Task { @MainActor in
-                    viewModel.networks = networks.network
-                }
-            }
-        }
-    }
-}

Apple/UI/Tunnel.swift

@@ -1,61 +0,0 @@
-import BurrowConfiguration
-import NetworkExtension
-import SwiftUI
-
-protocol Tunnel: Sendable {
-    @MainActor var status: TunnelStatus { get }
-
-    func start()
-    func stop()
-    func enable()
-}
-
-public enum TunnelStatus: Sendable, Equatable, Hashable {
-    case unknown
-    case permissionRequired
-    case disabled
-    case connecting
-    case connected(Date)
-    case disconnecting
-    case disconnected
-    case reasserting
-    case invalid
-    case configurationReadWriteFailed
-}
-
-struct TunnelKey: EnvironmentKey {
-    static var defaultValue: any Tunnel {
-        NetworkExtensionTunnel(bundleIdentifier: Constants.networkExtensionBundleIdentifier)
-    }
-}
-
-extension EnvironmentValues {
-    var tunnel: any Tunnel {
-        get { self[TunnelKey.self] }
-        set { self[TunnelKey.self] = newValue }
-    }
-}
-
-#if DEBUG
-@Observable
-@MainActor
-final class PreviewTunnel: Tunnel {
-    private(set) var status: TunnelStatus = .permissionRequired
-
-    nonisolated func start() {
-        set(.connected(.now))
-    }
-
-    nonisolated func stop() {
-        set(.disconnected)
-    }
-
-    nonisolated func enable() {
-        set(.disconnected)
-    }
-
-    nonisolated private func set(_ status: TunnelStatus) {
-        Task { @MainActor in self.status = status }
-    }
-}
-#endif

Apple/UI/UI.xcconfig

@@ -1,3 +0,0 @@
-#include "../Configuration/Framework.xcconfig"
-
-ENABLE_PREVIEWS = YES

Dockerfile

@@ -12,7 +12,7 @@ RUN set -eux && \
     curl --proto '=https' --tlsv1.2 -sSf https://apt.llvm.org/llvm-snapshot.gpg.key | gpg --dearmor --output $KEYRINGS/llvm.gpg && \
     echo "deb [signed-by=$KEYRINGS/llvm.gpg] http://apt.llvm.org/bookworm/ llvm-toolchain-bookworm-$LLVM_VERSION main" > /etc/apt/sources.list.d/llvm.list && \
     apt-get update && \
-    apt-get install --no-install-recommends -y clang-$LLVM_VERSION llvm-$LLVM_VERSION lld-$LLVM_VERSION build-essential sqlite3 libsqlite3-dev musl musl-tools musl-dev protobuf-compiler libprotobuf-dev && \
+    apt-get install --no-install-recommends -y clang-$LLVM_VERSION llvm-$LLVM_VERSION lld-$LLVM_VERSION build-essential sqlite3 libsqlite3-dev musl musl-tools musl-dev && \
     ln -s clang-$LLVM_VERSION /usr/bin/clang && \
     ln -s clang /usr/bin/clang++ && \
     ln -s lld-$LLVM_VERSION /usr/bin/ld.lld && \

Makefile

@@ -20,12 +20,6 @@ start:
 stop:
 	@$(cargo_norm) stop
 
-status:
-	@$(cargo_norm) server-status
-
-tunnel-config:
-	@$(cargo_norm) tunnel-config
-
 test-dns:
 	@sudo route delete 8.8.8.8
 	@sudo route add 8.8.8.8 -interface $(tun)

burrow-gtk/build-aux/Dockerfile

@@ -4,7 +4,7 @@ ENV DEBIAN_FRONTEND=noninteractive
 
 RUN set -eux && \
     dnf update -y && \
-    dnf install -y clang ninja-build cmake meson gtk4-devel glib2-devel libadwaita-devel desktop-file-utils libappstream-glib util-linux wget fuse fuse-libs file sqlite sqlite-devel protobuf-compiler protobuf-devel
+    dnf install -y clang ninja-build cmake meson gtk4-devel glib2-devel libadwaita-devel desktop-file-utils libappstream-glib util-linux wget fuse fuse-libs file sqlite sqlite-devel
 
 RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain stable --profile minimal
 ENV PATH="/root/.cargo/bin:${PATH}"

burrow/Cargo.toml

@@ -19,7 +19,6 @@ tokio = { version = "1.37", features = [
     "signal",
     "time",
     "tracing",
-    "fs",
 ] }
 tun = { version = "0.1", path = "../tun", features = ["serde", "tokio"] }
 clap = { version = "4.4", features = ["derive"] }
@@ -57,17 +56,8 @@ reqwest = { version = "0.12", default-features = false, features = [
     "json",
     "rustls-tls",
 ] }
-rusqlite = { version = "0.31.0", features = ["blob"] }
+rusqlite = "0.31.0"
 dotenv = "0.15.0"
-tonic = "0.12.0"
-prost = "0.13.1"
-prost-types = "0.13.1"
-tokio-stream = "0.1"
-async-stream = "0.2"
-tower = "0.4.13"
-hyper-util = "0.1.6"
-toml = "0.8.15"
-rust-ini = "0.21.0"
 
 [target.'cfg(target_os = "linux")'.dependencies]
 caps = "0.5"
@@ -76,7 +66,7 @@ tracing-journald = "0.3"
 
 [target.'cfg(target_vendor = "apple")'.dependencies]
 nix = { version = "0.27" }
-rusqlite = { version = "0.31.0", features = ["bundled", "blob"] }
+rusqlite = { version = "0.31.0", features = ["bundled"] }
 
 [dev-dependencies]
 insta = { version = "1.32", features = ["yaml"] }
@@ -93,7 +83,3 @@ pre_uninstall_script = "../package/rpm/pre_uninstall"
 [features]
 tokio-console = ["dep:console-subscriber"]
 bundled = ["rusqlite/bundled"]
-
-
-[build-dependencies]
-tonic-build = "0.12.0"