131 lines
3.6 KiB
Swift
131 lines
3.6 KiB
Swift
//
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// MockVPN.swift
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// TunnelKit
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//
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// Created by Davide De Rosa on 6/15/18.
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// Copyright (c) 2024 Davide De Rosa. All rights reserved.
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//
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// https://github.com/passepartoutvpn
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//
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// This file is part of TunnelKit.
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//
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// TunnelKit is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// TunnelKit is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with TunnelKit. If not, see <http://www.gnu.org/licenses/>.
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//
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import Foundation
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import NetworkExtension
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/// Simulates a VPN provider.
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public class MockVPN: VPN {
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private var tunnelBundleIdentifier: String?
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private var isEnabled: Bool {
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didSet {
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notifyReinstall(isEnabled)
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}
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}
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private var vpnStatus: VPNStatus {
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didSet {
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notifyStatus(vpnStatus)
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}
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}
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private let delayNanoseconds: UInt64
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public init(delay: Int = 1) {
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delayNanoseconds = DispatchTimeInterval.seconds(delay).nanoseconds
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isEnabled = false
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vpnStatus = .disconnected
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}
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// MARK: VPN
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public func prepare() {
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}
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public func install(
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_ tunnelBundleIdentifier: String,
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configuration: NetworkExtensionConfiguration,
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extra: NetworkExtensionExtra?
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) {
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self.tunnelBundleIdentifier = tunnelBundleIdentifier
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isEnabled = true
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vpnStatus = .disconnected
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}
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public func reconnect(after: DispatchTimeInterval) async throws {
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if vpnStatus == .connected {
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vpnStatus = .disconnecting
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await delay()
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}
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vpnStatus = .connecting
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await delay()
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vpnStatus = .connected
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}
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public func reconnect(
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_ tunnelBundleIdentifier: String,
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configuration: NetworkExtensionConfiguration,
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extra: NetworkExtensionExtra?,
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after: DispatchTimeInterval
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) async throws {
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self.tunnelBundleIdentifier = tunnelBundleIdentifier
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isEnabled = true
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if vpnStatus == .connected {
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vpnStatus = .disconnecting
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await delay()
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}
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vpnStatus = .connecting
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await delay()
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vpnStatus = .connected
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}
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public func disconnect() async {
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guard vpnStatus != .disconnected else {
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return
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}
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vpnStatus = .disconnecting
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await delay()
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vpnStatus = .disconnected
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isEnabled = false
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}
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public func uninstall() async {
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vpnStatus = .disconnected
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isEnabled = false
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}
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// MARK: Helpers
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private func notifyReinstall(_ isEnabled: Bool) {
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var notification = Notification(name: VPNNotification.didReinstall)
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notification.vpnBundleIdentifier = tunnelBundleIdentifier
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notification.vpnIsEnabled = isEnabled
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NotificationCenter.default.post(notification)
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}
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private func notifyStatus(_ status: VPNStatus) {
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var notification = Notification(name: VPNNotification.didChangeStatus)
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notification.vpnBundleIdentifier = tunnelBundleIdentifier
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notification.vpnIsEnabled = isEnabled
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notification.vpnStatus = status
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NotificationCenter.default.post(notification)
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}
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private func delay() async {
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try? await Task.sleep(nanoseconds: delayNanoseconds)
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}
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}
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