82 lines
2 KiB
Swift
82 lines
2 KiB
Swift
import Foundation
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import os.log
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struct Log {
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private static let IsLoggingEnabledKey = "IsLoggingEnabled"
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static var isLoggingEnabled: Bool {
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get {
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sharedUserDefaults.bool(forKey: IsLoggingEnabledKey)
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}
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set {
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sharedUserDefaults.setValue(newValue, forKey: IsLoggingEnabledKey)
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}
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}
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private static let appGroupID = "group.org.amnezia.AmneziaVPN"
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static let neLogURL = {
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let sharedContainerURL = FileManager.default.containerURL(forSecurityApplicationGroupIdentifier: appGroupID)!
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return sharedContainerURL.appendingPathComponent("ne.log", isDirectory: false)
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}()
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private static var sharedUserDefaults = {
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UserDefaults(suiteName: appGroupID)!
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}()
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static let dateFormatter: DateFormatter = {
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let dateFormatter = DateFormatter()
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dateFormatter.dateFormat = "yyyy-MM-dd HH:mm:ss"
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return dateFormatter
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}()
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var records: [Record]
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init() {
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self.records = []
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}
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init(_ str: String) {
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self.records = str.split(whereSeparator: \.isNewline)
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.compactMap {
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Record(String($0))!
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}
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}
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init?(at url: URL) {
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if !FileManager.default.fileExists(atPath: url.path) {
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guard let _ = try? "".data(using: .utf8)?.write(to: url) else { return nil }
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}
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guard let fileHandle = try? FileHandle(forUpdating: url) else { return nil }
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defer { fileHandle.closeFile() }
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guard
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let data = try? fileHandle.readToEnd(),
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let str = String(data: data, encoding: .utf8) else {
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return nil
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}
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self.init(str)
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}
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static func clear(at url: URL) {
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if FileManager.default.fileExists(atPath: url.path) {
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guard let fileHandle = try? FileHandle(forUpdating: url) else { return }
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defer { fileHandle.closeFile() }
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try? fileHandle.truncate(atOffset: 0)
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}
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}
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}
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extension Log: CustomStringConvertible {
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var description: String {
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records
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.map {
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$0.description
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}
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.joined(separator: "\n")
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}
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}
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