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-rw-r--r--WireGuard/WireGuard/ConfigFile/WgQuickConfigFileParser.swift164
-rw-r--r--WireGuard/WireGuard/ConfigFile/WgQuickConfigFileWriter.swift46
2 files changed, 0 insertions, 210 deletions
diff --git a/WireGuard/WireGuard/ConfigFile/WgQuickConfigFileParser.swift b/WireGuard/WireGuard/ConfigFile/WgQuickConfigFileParser.swift
deleted file mode 100644
index f4c52c2..0000000
--- a/WireGuard/WireGuard/ConfigFile/WgQuickConfigFileParser.swift
+++ /dev/null
@@ -1,164 +0,0 @@
-// SPDX-License-Identifier: MIT
-// Copyright © 2018 WireGuard LLC. All Rights Reserved.
-
-import Foundation
-
-class WgQuickConfigFileParser {
-
- enum ParserState {
- case inInterfaceSection
- case inPeerSection
- case notInASection
- }
-
- enum ParseError: Error {
- case invalidLine(_ line: String.SubSequence)
- case noInterface
- case invalidInterface
- case multipleInterfaces
- case multiplePeersWithSamePublicKey
- case invalidPeer
- }
-
- //swiftlint:disable:next cyclomatic_complexity function_body_length
- static func parse(_ text: String, name: String) throws -> TunnelConfiguration {
- assert(!name.isEmpty)
-
- var interfaceConfiguration: InterfaceConfiguration?
- var peerConfigurations = [PeerConfiguration]()
-
- let lines = text.split(separator: "\n")
-
- var parserState = ParserState.notInASection
- var attributes = [String: String]()
-
- for (lineIndex, line) in lines.enumerated() {
- var trimmedLine: String
- if let commentRange = line.range(of: "#") {
- trimmedLine = String(line[..<commentRange.lowerBound])
- } else {
- trimmedLine = String(line)
- }
-
- trimmedLine = trimmedLine.trimmingCharacters(in: .whitespaces)
-
- guard !trimmedLine.isEmpty else { continue }
- let lowercasedLine = line.lowercased()
-
- if let equalsIndex = line.firstIndex(of: "=") {
- // Line contains an attribute
- let key = line[..<equalsIndex].trimmingCharacters(in: .whitespaces).lowercased()
- let value = line[line.index(equalsIndex, offsetBy: 1)...].trimmingCharacters(in: .whitespaces)
- let keysWithMultipleEntriesAllowed: Set<String> = ["address", "allowedips", "dns"]
- if let presentValue = attributes[key], keysWithMultipleEntriesAllowed.contains(key) {
- attributes[key] = presentValue + "," + value
- } else {
- attributes[key] = value
- }
- } else if lowercasedLine != "[interface]" && lowercasedLine != "[peer]" {
- throw ParseError.invalidLine(line)
- }
-
- let isLastLine = lineIndex == lines.count - 1
-
- if isLastLine || lowercasedLine == "[interface]" || lowercasedLine == "[peer]" {
- // Previous section has ended; process the attributes collected so far
- if parserState == .inInterfaceSection {
- guard let interface = collate(interfaceAttributes: attributes, name: name) else { throw ParseError.invalidInterface }
- guard interfaceConfiguration == nil else { throw ParseError.multipleInterfaces }
- interfaceConfiguration = interface
- } else if parserState == .inPeerSection {
- guard let peer = collate(peerAttributes: attributes) else { throw ParseError.invalidPeer }
- peerConfigurations.append(peer)
- }
- }
-
- if lowercasedLine == "[interface]" {
- parserState = .inInterfaceSection
- attributes.removeAll()
- } else if lowercasedLine == "[peer]" {
- parserState = .inPeerSection
- attributes.removeAll()
- }
- }
-
- let peerPublicKeysArray = peerConfigurations.map { $0.publicKey }
- let peerPublicKeysSet = Set<Data>(peerPublicKeysArray)
- if peerPublicKeysArray.count != peerPublicKeysSet.count {
- throw ParseError.multiplePeersWithSamePublicKey
- }
-
- if let interfaceConfiguration = interfaceConfiguration {
- let tunnelConfiguration = TunnelConfiguration(interface: interfaceConfiguration, peers: peerConfigurations)
- return tunnelConfiguration
- } else {
- throw ParseError.noInterface
- }
- }
-
- //swiftlint:disable:next cyclomatic_complexity
- private static func collate(interfaceAttributes attributes: [String: String], name: String) -> InterfaceConfiguration? {
- // required wg fields
- guard let privateKeyString = attributes["privatekey"] else { return nil }
- guard let privateKey = Data(base64Encoded: privateKeyString), privateKey.count == TunnelConfiguration.keyLength else { return nil }
- var interface = InterfaceConfiguration(name: name, privateKey: privateKey)
- // other wg fields
- if let listenPortString = attributes["listenport"] {
- guard let listenPort = UInt16(listenPortString) else { return nil }
- interface.listenPort = listenPort
- }
- // wg-quick fields
- if let addressesString = attributes["address"] {
- var addresses = [IPAddressRange]()
- for addressString in addressesString.splitToArray(trimmingCharacters: .whitespaces) {
- guard let address = IPAddressRange(from: addressString) else { return nil }
- addresses.append(address)
- }
- interface.addresses = addresses
- }
- if let dnsString = attributes["dns"] {
- var dnsServers = [DNSServer]()
- for dnsServerString in dnsString.splitToArray(trimmingCharacters: .whitespaces) {
- guard let dnsServer = DNSServer(from: dnsServerString) else { return nil }
- dnsServers.append(dnsServer)
- }
- interface.dns = dnsServers
- }
- if let mtuString = attributes["mtu"] {
- guard let mtu = UInt16(mtuString) else { return nil }
- interface.mtu = mtu
- }
- return interface
- }
-
- //swiftlint:disable:next cyclomatic_complexity
- private static func collate(peerAttributes attributes: [String: String]) -> PeerConfiguration? {
- // required wg fields
- guard let publicKeyString = attributes["publickey"] else { return nil }
- guard let publicKey = Data(base64Encoded: publicKeyString), publicKey.count == TunnelConfiguration.keyLength else { return nil }
- var peer = PeerConfiguration(publicKey: publicKey)
- // wg fields
- if let preSharedKeyString = attributes["presharedkey"] {
- guard let preSharedKey = Data(base64Encoded: preSharedKeyString), preSharedKey.count == TunnelConfiguration.keyLength else { return nil }
- peer.preSharedKey = preSharedKey
- }
- if let allowedIPsString = attributes["allowedips"] {
- var allowedIPs = [IPAddressRange]()
- for allowedIPString in allowedIPsString.splitToArray(trimmingCharacters: .whitespacesAndNewlines) {
- guard let allowedIP = IPAddressRange(from: allowedIPString) else { return nil }
- allowedIPs.append(allowedIP)
- }
- peer.allowedIPs = allowedIPs
- }
- if let endpointString = attributes["endpoint"] {
- guard let endpoint = Endpoint(from: endpointString) else { return nil }
- peer.endpoint = endpoint
- }
- if let persistentKeepAliveString = attributes["persistentkeepalive"] {
- guard let persistentKeepAlive = UInt16(persistentKeepAliveString) else { return nil }
- peer.persistentKeepAlive = persistentKeepAlive
- }
- return peer
- }
-
-}
diff --git a/WireGuard/WireGuard/ConfigFile/WgQuickConfigFileWriter.swift b/WireGuard/WireGuard/ConfigFile/WgQuickConfigFileWriter.swift
deleted file mode 100644
index 2dab266..0000000
--- a/WireGuard/WireGuard/ConfigFile/WgQuickConfigFileWriter.swift
+++ /dev/null
@@ -1,46 +0,0 @@
-// SPDX-License-Identifier: MIT
-// Copyright © 2018 WireGuard LLC. All Rights Reserved.
-
-import UIKit
-
-class WgQuickConfigFileWriter {
- static func writeConfigFile(from configuration: TunnelConfiguration) -> Data? {
- let interface = configuration.interface
- var output = "[Interface]\n"
- output.append("PrivateKey = \(interface.privateKey.base64EncodedString())\n")
- if let listenPort = interface.listenPort {
- output.append("ListenPort = \(listenPort)\n")
- }
- if !interface.addresses.isEmpty {
- let addressString = interface.addresses.map { $0.stringRepresentation }.joined(separator: ", ")
- output.append("Address = \(addressString)\n")
- }
- if !interface.dns.isEmpty {
- let dnsString = interface.dns.map { $0.stringRepresentation }.joined(separator: ", ")
- output.append("DNS = \(dnsString)\n")
- }
- if let mtu = interface.mtu {
- output.append("MTU = \(mtu)\n")
- }
-
- for peer in configuration.peers {
- output.append("\n[Peer]\n")
- output.append("PublicKey = \(peer.publicKey.base64EncodedString())\n")
- if let preSharedKey = peer.preSharedKey {
- output.append("PresharedKey = \(preSharedKey.base64EncodedString())\n")
- }
- if !peer.allowedIPs.isEmpty {
- let allowedIPsString = peer.allowedIPs.map { $0.stringRepresentation }.joined(separator: ", ")
- output.append("AllowedIPs = \(allowedIPsString)\n")
- }
- if let endpoint = peer.endpoint {
- output.append("Endpoint = \(endpoint.stringRepresentation)\n")
- }
- if let persistentKeepAlive = peer.persistentKeepAlive {
- output.append("PersistentKeepalive = \(persistentKeepAlive)\n")
- }
- }
-
- return output.data(using: .utf8)
- }
-}
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