ios: PCA Phobos VPN for iPhone (source)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-23 03:37:06 +03:00
parent dff6af2c8e
commit 071c1dc7f1
63 changed files with 7726 additions and 0 deletions
--- a/ios/App/PCAPhobosApp.swift
+++ b/ios/App/PCAPhobosApp.swift
@@ -0,0 +1,103 @@
+import NetworkExtension
+import SwiftUI
+
+@main
+struct PCAPhobosApp: App {
+    @StateObject private var vpn = VPNController()
+
+    var body: some Scene {
+        WindowGroup {
+            ContentView()
+                .environmentObject(vpn)
+                .onOpenURL { vpn.importLink($0.absoluteString) }   // phobos:// from the panel
+        }
+    }
+}
+
+/// Owns the NETunnelProviderManager: profile, options, connect/disconnect, live status.
+@MainActor
+final class VPNController: ObservableObject {
+    @Published var name = UserDefaults.standard.string(forKey: "name") ?? ""
+    @Published var conf = UserDefaults.standard.string(forKey: "conf") ?? ""
+    @Published var ruDirect = UserDefaults.standard.object(forKey: "ruDirect") as? Bool ?? true { didSet { saveOptions() } }
+    @Published var transportMode = UserDefaults.standard.string(forKey: "transport") ?? "auto" { didSet { saveOptions() } }
+    @Published var status: NEVPNStatus = .invalid
+    @Published var transport = ""
+    @Published var message = ""
+
+    private var manager: NETunnelProviderManager?
+    private var timer: Timer?
+
+    init() {
+        Task { await load() }
+        NotificationCenter.default.addObserver(forName: .NEVPNStatusDidChange, object: nil, queue: .main) { [weak self] _ in
+            Task { @MainActor in self?.status = self?.manager?.connection.status ?? .invalid }
+        }
+        timer = Timer.scheduledTimer(withTimeInterval: 2, repeats: true) { [weak self] _ in
+            Task { @MainActor in self?.pollTransport() }
+        }
+    }
+
+    var profile: PhobosProfile? { conf.isEmpty ? nil : PhobosProfile(conf) }
+    var isOn: Bool { status == .connected || status == .connecting || status == .reasserting }
+
+    func load() async {
+        let all = (try? await NETunnelProviderManager.loadAllFromPreferences()) ?? []
+        manager = all.first
+        status = manager?.connection.status ?? .invalid
+    }
+
+    func importLink(_ link: String) {
+        guard let parsed = PhobosProfile.fromLink(link) else { message = "Это не ссылка phobos:// из панели"; return }
+        conf = parsed.profile.raw
+        name = parsed.name
+        UserDefaults.standard.set(conf, forKey: "conf")
+        UserDefaults.standard.set(name, forKey: "name")
+        message = "Профиль «\(name)» импортирован"
+        Task { await save(reconnect: isOn) }
+    }
+
+    private func saveOptions() {
+        UserDefaults.standard.set(ruDirect, forKey: "ruDirect")
+        UserDefaults.standard.set(transportMode, forKey: "transport")
+        Task { await save(reconnect: isOn) }
+    }
+
+    /// Write the VPN configuration to iOS settings (asks the user once).
+    func save(reconnect: Bool = false) async {
+        guard let profile else { return }
+        let m = manager ?? NETunnelProviderManager()
+        let proto = NETunnelProviderProtocol()
+        proto.providerBundleIdentifier = "com.bobyrev.pcaphobos.tunnel"
+        proto.serverAddress = profile.targetHost ?? "Phobos"
+        proto.providerConfiguration = ["conf": conf, "ruDirect": ruDirect, "transport": transportMode]
+        m.protocolConfiguration = proto
+        m.localizedDescription = "PCA Phobos"
+        m.isEnabled = true
+        do {
+            try await m.saveToPreferences()
+            try await m.loadFromPreferences()
+            manager = m
+            if reconnect { m.connection.stopVPNTunnel(); try await Task.sleep(nanoseconds: 1_000_000_000); try m.connection.startVPNTunnel() }
+        } catch {
+            message = "Не удалось сохранить VPN: \(error.localizedDescription)"
+        }
+    }
+
+    func toggle() {
+        Task {
+            if isOn { manager?.connection.stopVPNTunnel(); return }
+            guard profile != nil else { message = "Сначала импортируйте ссылку phobos:// из панели"; return }
+            await save()
+            do { try manager?.connection.startVPNTunnel() } catch { message = "Ошибка: \(error.localizedDescription)" }
+        }
+    }
+
+    private func pollTransport() {
+        guard status == .connected, let session = manager?.connection as? NETunnelProviderSession else { transport = ""; return }
+        try? session.sendProviderMessage(Data()) { [weak self] data in
+            guard let data, let obj = try? JSONSerialization.jsonObject(with: data) as? [String: Any] else { return }
+            Task { @MainActor in self?.transport = obj["transport"] as? String ?? "" }
+        }
+    }
+}