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Some SwiftUI

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Neil Alexander 2023-06-06 22:09:27 +01:00
parent b58f8e3852
commit 291b12b785
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24 changed files with 901 additions and 89 deletions
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178
Yggdrasil Network Cross-Platform/CrossPlatformAppDelegate.swift
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@ -8,45 +8,86 @@
import Foundation
import NetworkExtension
import Yggdrasil
import UIKit
import SwiftUI
class CrossPlatformAppDelegate: PlatformAppDelegate {
#if os(iOS)
class PlatformAppDelegate: UIResponder, UIApplicationDelegate {}
typealias PlatformApplication = UIApplication
typealias ApplicationDelegateAdaptor = UIApplicationDelegateAdaptor
#elseif os(macOS)
class PlatformAppDelegate: NSObject, NSApplicationDelegate {}
typealias PlatformApplication = NSApplication
typealias ApplicationDelegateAdaptor = NSApplicationDelegateAdaptor
#endif
class CrossPlatformAppDelegate: PlatformAppDelegate, ObservableObject {
var vpnManager: NETunnelProviderManager = NETunnelProviderManager()
#if os(iOS)
let yggdrasilComponent = "eu.neilalexander.yggdrasil.extension"
#elseif os(OSX)
let yggdrasilComponent = "eu.neilalexander.yggdrasilmac.extension"
#endif
var yggdrasilConfig: ConfigurationProxy? = nil
var yggdrasilAdminTimer: DispatchSourceTimer?
var yggdrasilSelfIP: String = "N/A"
var yggdrasilSelfSubnet: String = "N/A"
var yggdrasilSelfCoords: String = "[]"
var yggdrasilPeers: [[String: Any]] = [[:]]
var yggdrasilDHT: [[String: Any]] = [[:]]
var yggdrasilNodeInfo: [String: Any] = [:]
func applicationDidBecomeActive(_ application: UIApplication) {
if self.yggdrasilAdminTimer == nil {
self.yggdrasilAdminTimer = DispatchSource.makeTimerSource(flags: .strict, queue: DispatchQueue(label: "Admin Queue"))
self.yggdrasilAdminTimer!.schedule(deadline: DispatchTime.now(), repeating: DispatchTimeInterval.seconds(2), leeway: DispatchTimeInterval.seconds(1))
self.yggdrasilAdminTimer!.setEventHandler {
self.makeIPCRequests()
}
}
if self.yggdrasilAdminTimer != nil {
self.yggdrasilAdminTimer!.resume()
}
override init() {
super.init()
NotificationCenter.default.addObserver(forName: .NEVPNStatusDidChange, object: nil, queue: nil, using: { notification in
if let conn = notification.object as? NEVPNConnection {
self.updateStatus(conn: conn)
}
})
self.vpnTunnelProviderManagerInit()
self.makeIPCRequests()
}
func toggleYggdrasil() {
if !self.yggdrasilEnabled {
print("Starting VPN tunnel")
do {
try self.vpnManager.connection.startVPNTunnel()
} catch {
print("Failed to start VPN tunnel: \(error.localizedDescription)")
return
}
print("Started VPN tunnel")
} else {
print("Stopping VPN tunnel")
self.vpnManager.connection.stopVPNTunnel()
print("Stopped VPN tunnel")
}
self.yggdrasilEnabled = !self.yggdrasilEnabled
}
var yggdrasilConfig: ConfigurationProxy? = nil
private var adminTimer: DispatchSourceTimer?
@Published var yggdrasilEnabled: Bool = false
@Published var yggdrasilConnected: Bool = false
@Published var yggdrasilIP: String = "N/A"
@Published var yggdrasilSubnet: String = "N/A"
@Published var yggdrasilCoords: String = "[]"
@Published var yggdrasilPeers: [[String: Any]] = [[:]]
@Published var yggdrasilDHT: [[String: Any]] = [[:]]
@Published var yggdrasilNodeInfo: [String: Any] = [:]
func yggdrasilVersion() -> String {
return Yggdrasil.MobileGetVersion()
}
func applicationDidBecomeActive(_ application: PlatformApplication) {
print("Application became active")
if self.adminTimer == nil {
self.adminTimer = DispatchSource.makeTimerSource(flags: .strict, queue: DispatchQueue(label: "Admin Queue"))
self.adminTimer!.schedule(deadline: DispatchTime.now(), repeating: DispatchTimeInterval.seconds(2), leeway: DispatchTimeInterval.seconds(1))
self.adminTimer!.setEventHandler {
self.makeIPCRequests()
}
}
if self.adminTimer != nil {
self.adminTimer!.resume()
}
self.updateStatus(conn: self.vpnManager.connection)
}
@ -56,49 +97,70 @@ class CrossPlatformAppDelegate: PlatformAppDelegate {
} else if conn.status == .disconnecting || conn.status == .disconnected {
self.clearStatus()
}
self.yggdrasilConnected = self.yggdrasilEnabled && self.yggdrasilPeers.count > 0 && self.yggdrasilDHT.count > 0
print("Connection status: \(yggdrasilEnabled), \(yggdrasilConnected)")
}
func applicationWillResignActive(_ application: UIApplication) {
if self.yggdrasilAdminTimer != nil {
self.yggdrasilAdminTimer!.suspend()
func applicationWillResignActive(_ application: PlatformApplication) {
if self.adminTimer != nil {
self.adminTimer!.suspend()
}
}
func vpnTunnelProviderManagerInit() {
print("Loading saved managers...")
NETunnelProviderManager.loadAllFromPreferences { (savedManagers: [NETunnelProviderManager]?, error: Error?) in
if let error = error {
print(error)
guard error == nil else {
print("Failed to load VPN managers: \(error?.localizedDescription ?? "(no error)")")
return
}
if let savedManagers = savedManagers {
for manager in savedManagers {
if (manager.protocolConfiguration as? NETunnelProviderProtocol)?.providerBundleIdentifier == self.yggdrasilComponent {
print("Found saved VPN Manager")
self.vpnManager = manager
}
guard let savedManagers else {
print("Expected to find saved managers but didn't")
return
}
print("Found \(savedManagers.count) saved VPN managers")
for manager in savedManagers {
guard let proto = manager.protocolConfiguration as? NETunnelProviderProtocol else {
continue
}
guard let identifier = proto.providerBundleIdentifier else {
continue
}
guard identifier == self.yggdrasilComponent else {
continue
}
print("Found saved VPN Manager")
self.vpnManager = manager
break
}
self.vpnManager.loadFromPreferences(completionHandler: { (error: Error?) in
if let error = error {
print(error)
if error == nil {
if let vpnConfig = self.vpnManager.protocolConfiguration as? NETunnelProviderProtocol,
let confJson = vpnConfig.providerConfiguration!["json"] as? Data {
if let loaded = try? ConfigurationProxy(json: confJson) {
print("Found existing protocol configuration")
self.yggdrasilConfig = loaded
} else {
print("Existing protocol configuration is invalid, ignoring")
}
}
}
if let vpnConfig = self.vpnManager.protocolConfiguration as? NETunnelProviderProtocol,
let confJson = vpnConfig.providerConfiguration!["json"] as? Data {
print("Found existing protocol configuration")
self.yggdrasilConfig = try? ConfigurationProxy(json: confJson)
} else {
if self.yggdrasilConfig == nil {
print("Generating new protocol configuration")
self.yggdrasilConfig = ConfigurationProxy()
if let config = self.yggdrasilConfig {
try? config.save(to: &self.vpnManager)
}
}
self.vpnManager.localizedDescription = "Yggdrasil"
self.vpnManager.isEnabled = true
if let config = self.yggdrasilConfig {
try? config.save(to: &self.vpnManager)
}
})
}
}
@ -110,19 +172,19 @@ class CrossPlatformAppDelegate: PlatformAppDelegate {
if let session = self.vpnManager.connection as? NETunnelProviderSession {
try? session.sendProviderMessage("address".data(using: .utf8)!) { (address) in
if let address = address {
self.yggdrasilSelfIP = String(data: address, encoding: .utf8)!
self.yggdrasilIP = String(data: address, encoding: .utf8)!
NotificationCenter.default.post(name: .YggdrasilSelfUpdated, object: nil)
}
}
try? session.sendProviderMessage("subnet".data(using: .utf8)!) { (subnet) in
if let subnet = subnet {
self.yggdrasilSelfSubnet = String(data: subnet, encoding: .utf8)!
self.yggdrasilSubnet = String(data: subnet, encoding: .utf8)!
NotificationCenter.default.post(name: .YggdrasilSelfUpdated, object: nil)
}
}
try? session.sendProviderMessage("coords".data(using: .utf8)!) { (coords) in
if let coords = coords {
self.yggdrasilSelfCoords = String(data: coords, encoding: .utf8)!
self.yggdrasilCoords = String(data: coords, encoding: .utf8)!
NotificationCenter.default.post(name: .YggdrasilSelfUpdated, object: nil)
}
}
@ -146,9 +208,9 @@ class CrossPlatformAppDelegate: PlatformAppDelegate {
}
func clearStatus() {
self.yggdrasilSelfIP = "N/A"
self.yggdrasilSelfSubnet = "N/A"
self.yggdrasilSelfCoords = "[]"
self.yggdrasilIP = "N/A"
self.yggdrasilSubnet = "N/A"
self.yggdrasilCoords = "[]"
self.yggdrasilPeers = []
self.yggdrasilDHT = []
NotificationCenter.default.post(name: .YggdrasilSelfUpdated, object: nil)