133 lines
3.8 KiB
Swift
133 lines
3.8 KiB
Swift
//
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// GracefulVPN.swift
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// Passepartout
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//
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// Created by Davide De Rosa on 9/18/18.
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// Copyright (c) 2018 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 Passepartout.
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//
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// Passepartout 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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// Passepartout 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 Passepartout. If not, see <http://www.gnu.org/licenses/>.
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//
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import Foundation
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import SwiftyBeaver
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private let log = SwiftyBeaver.self
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class GracefulVPN {
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private let service: ConnectionService
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private var profile: ConnectionProfile?
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private var vpn: VPNProvider? {
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guard let profile = profile else {
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return nil
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}
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guard service.isActiveProfile(profile) else {
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return nil
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}
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return VPN.shared
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}
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var isEnabled: Bool {
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return vpn?.isEnabled ?? false
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}
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var status: VPNStatus? {
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return vpn?.status
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}
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init(service: ConnectionService) {
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self.service = service
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}
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func prepare(withProfile profile: ConnectionProfile?, completionHandler: (() -> Void)?) {
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self.profile = profile
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log.info("Preparing...")
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service.clearVpnLastError()
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guard let vpn = vpn else {
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completionHandler?()
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return
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}
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vpn.prepare(completionHandler: completionHandler)
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}
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func reconnect(completionHandler: ((Error?) -> Void)?) {
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service.clearVpnLastError()
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guard let vpn = vpn else {
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completionHandler?(nil)
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return
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}
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do {
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log.info("Reconnecting...")
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try vpn.reconnect(configuration: service.vpnConfiguration(), completionHandler: completionHandler)
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} catch let e {
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log.error("Could not reconnect: \(e)")
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}
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}
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func reinstall(completionHandler: ((Error?) -> Void)?) {
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service.clearVpnLastError()
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guard let vpn = vpn else {
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completionHandler?(nil)
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return
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}
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do {
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log.info("Reinstalling...")
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try vpn.install(configuration: service.vpnConfiguration(), completionHandler: completionHandler)
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} catch let e {
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log.error("Could not reinstall: \(e)")
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}
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}
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func reinstallIfEnabled() {
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guard isEnabled else {
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log.warning("Not reinstalling (VPN is disabled)")
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return
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}
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if status != .disconnected {
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reconnect(completionHandler: nil)
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} else {
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reinstall(completionHandler: nil)
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}
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}
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func disconnect(completionHandler: ((Error?) -> Void)?) {
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guard let vpn = vpn else {
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completionHandler?(nil)
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return
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}
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vpn.disconnect(completionHandler: completionHandler)
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}
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func uninstall(completionHandler: (() -> Void)?) {
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guard let vpn = vpn else {
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completionHandler?()
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return
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}
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vpn.uninstall(completionHandler: completionHandler)
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}
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func requestBytesCount(completionHandler: @escaping ((UInt, UInt)?) -> Void) {
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guard let vpn = vpn else {
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completionHandler(nil)
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return
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}
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vpn.requestBytesCount(completionHandler: completionHandler)
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}
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}
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