268 lines
9.4 KiB
Swift
268 lines
9.4 KiB
Swift
//
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// InteractionsHandler.swift
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// Passepartout-iOS
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//
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// Created by Davide De Rosa on 3/8/19.
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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 Intents
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import SwiftyBeaver
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private let log = SwiftyBeaver.self
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@available(iOS 12, *)
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class InteractionsHandler {
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private class Groups {
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static let vpn = "VPN"
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static let trust = "Trust"
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}
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static func donateConnectVPN(with profile: ConnectionProfile) {
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let profileKey = ProfileKey(profile)
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let intent = ConnectVPNIntent()
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intent.context = profileKey.context.rawValue
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intent.profileId = profileKey.id
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let interaction = INInteraction(intent: intent, response: nil)
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interaction.groupIdentifier = profileKey.rawValue
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interaction.donateAndLog()
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}
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static func donateDisableVPN() {
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let intent = DisableVPNIntent()
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let interaction = INInteraction(intent: intent, response: nil)
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interaction.groupIdentifier = Groups.vpn
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interaction.donateAndLog()
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}
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static func donateMoveToLocation(with profile: ProviderConnectionProfile, pool: Pool) {
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let profileKey = ProfileKey(profile)
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let intent = MoveToLocationIntent()
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intent.providerId = profile.id
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intent.poolId = pool.id
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intent.poolName = pool.name
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let interaction = INInteraction(intent: intent, response: nil)
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interaction.groupIdentifier = profileKey.rawValue
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interaction.donateAndLog()
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}
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static func donateTrustCurrentNetwork() {
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let intent = TrustCurrentNetworkIntent()
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let interaction = INInteraction(intent: intent, response: nil)
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interaction.groupIdentifier = Groups.trust
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interaction.donateAndLog()
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}
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static func donateUntrustCurrentNetwork() {
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let intent = UntrustCurrentNetworkIntent()
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let interaction = INInteraction(intent: intent, response: nil)
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interaction.groupIdentifier = Groups.trust
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interaction.donateAndLog()
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}
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static func donateTrustCellularNetwork() {
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let intent = TrustCellularNetworkIntent()
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let interaction = INInteraction(intent: intent, response: nil)
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interaction.groupIdentifier = Groups.trust
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interaction.donateAndLog()
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}
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static func donateUntrustCellularNetwork() {
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let intent = UntrustCellularNetworkIntent()
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let interaction = INInteraction(intent: intent, response: nil)
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interaction.groupIdentifier = Groups.trust
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interaction.donateAndLog()
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}
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//
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static func handleInteraction(_ interaction: INInteraction) {
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if let custom = interaction.intent as? ConnectVPNIntent {
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handleConnectVPN(custom, interaction: interaction)
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} else if let custom = interaction.intent as? DisableVPNIntent {
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handleDisableVPN(custom, interaction: interaction)
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} else if let custom = interaction.intent as? MoveToLocationIntent {
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handleMoveToLocation(custom, interaction: interaction)
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} else if let _ = interaction.intent as? TrustCurrentNetworkIntent {
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handleCurrentNetwork(trust: true, interaction: interaction)
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} else if let _ = interaction.intent as? UntrustCurrentNetworkIntent {
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handleCurrentNetwork(trust: false, interaction: interaction)
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} else if let _ = interaction.intent as? TrustCellularNetworkIntent {
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handleCellularNetwork(trust: true, interaction: interaction)
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} else if let _ = interaction.intent as? UntrustCellularNetworkIntent {
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handleCellularNetwork(trust: false, interaction: interaction)
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}
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}
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private static func handleConnectVPN(_ intent: ConnectVPNIntent, interaction: INInteraction) {
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guard let contextValue = intent.context, let context = Context(rawValue: contextValue), let id = intent.profileId else {
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INInteraction.delete(with: [interaction.identifier], completion: nil)
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return
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}
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let profileKey = ProfileKey(context, id)
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log.info("Connect to profile \(profileKey)")
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let service = TransientStore.shared.service
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let vpn = VPN.shared
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guard !(service.isActiveProfile(profileKey) && (vpn.status == .connected)) else {
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log.info("Profile is already active and connected")
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return
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}
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guard let profile = service.profile(withContext: context, id: id) else {
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return
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}
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service.activateProfile(profile)
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// FIXME: ServiceViewController is not updated
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let configuration: VPNConfiguration
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do {
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configuration = try service.vpnConfiguration()
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} catch let e {
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log.error("Unable to build VPN configuration: \(e)")
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return
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}
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vpn.reconnect(configuration: configuration) { (error) in
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if let error = error {
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log.error("Unable to connect to \(profileKey): \(error)")
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return
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}
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log.info("Connecting to \(profileKey)...")
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}
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}
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private static func handleDisableVPN(_ intent: DisableVPNIntent, interaction: INInteraction) {
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VPN.shared.disconnect(completionHandler: nil)
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}
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private static func handleMoveToLocation(_ intent: MoveToLocationIntent, interaction: INInteraction) {
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guard let providerId = intent.providerId, let poolId = intent.poolId else {
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return
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}
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let service = TransientStore.shared.service
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guard let providerProfile = service.profile(withContext: .provider, id: providerId) as? ProviderConnectionProfile else {
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return
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}
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log.info("Move to provider \(providerId) @ [\(poolId)]")
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let vpn = VPN.shared
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guard !(service.isActiveProfile(providerProfile) && (providerProfile.poolId == poolId) && (vpn.status == .connected)) else {
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log.info("Profile is already active and connected to \(poolId)")
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return
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}
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providerProfile.poolId = poolId
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service.activateProfile(providerProfile)
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let configuration: VPNConfiguration
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do {
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configuration = try service.vpnConfiguration()
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} catch let e {
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log.error("Unable to build VPN configuration: \(e)")
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return
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}
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vpn.reconnect(configuration: configuration) { (error) in
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if let error = error {
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log.error("Unable to connect to \(providerId) @ [\(poolId)]: \(error)")
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return
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}
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log.info("Connecting to \(providerId) @ [\(poolId)]...")
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}
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}
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private static func handleCurrentNetwork(trust: Bool, interaction: INInteraction) {
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guard let currentWifi = Utils.currentWifiNetworkName() else {
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return
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}
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let service = TransientStore.shared.service
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service.preferences.trustedWifis[currentWifi] = trust
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TransientStore.shared.serialize(withProfiles: false)
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reconnectVPN(service: service)
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}
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private static func handleCellularNetwork(trust: Bool, interaction: INInteraction) {
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guard Utils.hasCellularData() else {
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return
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}
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let service = TransientStore.shared.service
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service.preferences.trustsMobileNetwork = trust
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TransientStore.shared.serialize(withProfiles: false)
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reconnectVPN(service: service)
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}
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private static func reconnectVPN(service: ConnectionService) {
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let configuration: VPNConfiguration
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do {
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configuration = try service.vpnConfiguration()
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} catch let e {
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log.error("Unable to build VPN configuration: \(e)")
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return
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}
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let vpn = VPN.shared
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switch vpn.status {
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case .connected:
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vpn.reconnect(configuration: configuration, completionHandler: nil)
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default:
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vpn.install(configuration: configuration, completionHandler: nil)
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}
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}
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//
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static func forgetProfile(withKey profileKey: ProfileKey) {
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INInteraction.delete(with: profileKey.rawValue) { (error) in
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if let error = error {
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log.error("Unable to forget interactions: \(error)")
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return
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}
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log.debug("Removed profile \(profileKey) interactions")
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}
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}
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}
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private extension INInteraction {
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func donateAndLog() {
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donate { (error) in
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if let error = error {
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log.error("Unable to donate interaction: \(error)")
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}
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log.debug("Donated \(self.intent)")
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}
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}
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}
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