139 lines
4.3 KiB
Swift
139 lines
4.3 KiB
Swift
//
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// WireGuardSettings+TunnelKit.swift
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// Passepartout
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//
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// Created by Davide De Rosa on 4/7/22.
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// Copyright (c) 2023 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 PassepartoutCore
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import PassepartoutVPN
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import TunnelKitManager
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import TunnelKitWireGuard
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extension Profile.WireGuardSettings: TunnelKitConfigurationProviding {
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func tunnelKitConfiguration(_ appGroup: String, parameters: VPNConfigurationParameters) -> TunnelKitVPNConfiguration {
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var customBuilder = configuration.builder()
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// network settings
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if parameters.withNetworkSettings {
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customBuilder.applyGateway(from: parameters.networkSettings.gateway)
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customBuilder.applyDNS(from: parameters.networkSettings.dns)
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customBuilder.applyMTU(from: parameters.networkSettings.mtu)
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}
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let customConfiguration = customBuilder.build()
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var cfg = WireGuard.ProviderConfiguration(
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parameters.title,
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appGroup: appGroup,
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configuration: customConfiguration
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)
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cfg.shouldDebug = true
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if let filename = parameters.preferences.tunnelLogPath {
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cfg.debugLogPath = vpnPath(with: filename)
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}
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cfg.debugLogFormat = parameters.preferences.tunnelLogFormat
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var extra = NetworkExtensionExtra()
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extra.onDemandRules = parameters.onDemandRules
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extra.disconnectsOnSleep = !parameters.networkSettings.keepsAliveOnSleep
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pp_log.verbose("Configuration:")
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pp_log.verbose(cfg)
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pp_log.verbose(extra)
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return (cfg, extra)
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}
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}
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extension WireGuard.ConfigurationBuilder {
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mutating func applyGateway(from settings: Network.GatewaySettings) {
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switch settings.choice {
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case .automatic:
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break
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case .manual:
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for i in 0..<peersCount {
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if settings.isDefaultIPv4 {
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addDefaultGatewayIPv4(toPeer: i)
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} else {
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removeDefaultGatewayIPv4(fromPeer: i)
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}
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if settings.isDefaultIPv6 {
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addDefaultGatewayIPv6(toPeer: i)
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} else {
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removeDefaultGatewayIPv6(fromPeer: i)
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}
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}
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}
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}
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mutating func applyDNS(from settings: Network.DNSSettings) {
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switch settings.choice {
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case .automatic:
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break
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case .manual:
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let isDNSEnabled = settings.configurationType != .disabled
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switch settings.configurationType {
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case .plain:
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break
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case .https:
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dnsHTTPSURL = settings.dnsHTTPSURL
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case .tls:
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dnsTLSServerName = settings.dnsTLSServerName
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case .disabled:
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break
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}
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if isDNSEnabled {
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dnsServers = settings.dnsServers ?? []
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var allDomains: [String] = []
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if let domain = settings.dnsDomain {
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allDomains.insert(domain, at: 0)
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}
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if let searchDomains = settings.dnsSearchDomains {
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allDomains.append(contentsOf: searchDomains)
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}
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dnsSearchDomains = allDomains.filter { !$0.isEmpty }
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} else {
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dnsServers = []
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dnsSearchDomains = []
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}
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}
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}
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mutating func applyMTU(from settings: Network.MTUSettings) {
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switch settings.choice {
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case .automatic:
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break
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case .manual:
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mtu = UInt16(settings.mtuBytes)
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}
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}
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}
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