steipete--codexbar
wehub-resource-sync
492 行
20 KiB
Swift
492 行
20 KiB
Swift
import Foundation
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#if os(macOS)
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import AppKit
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import UserNotifications
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/// Manages automatic session keepalive for Augment to prevent cookie expiration.
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///
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/// This actor monitors cookie expiration and proactively refreshes the session
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/// before cookies expire, ensuring uninterrupted access to Augment APIs.
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@MainActor
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public final class AugmentSessionKeepalive {
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// MARK: - Configuration
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/// How often to check if session needs refresh (default: 1 minute for faster recovery)
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private let checkInterval: TimeInterval = 60
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/// Refresh session this many seconds before cookie expiration (default: 5 minutes)
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private let refreshBufferSeconds: TimeInterval = 300
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/// Minimum time between refresh attempts (default: 1 minute for faster recovery)
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private let minRefreshInterval: TimeInterval = 60
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/// Maximum time to wait for session refresh (default: 30 seconds)
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private let refreshTimeout: TimeInterval = 30
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// MARK: - State
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private var timerTask: Task<Void, Never>?
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private var lastRefreshAttempt: Date?
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private var lastSuccessfulRefresh: Date?
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private var isRefreshing = false
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private let logger: ((String) -> Void)?
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private var onSessionRecovered: (() async -> Void)?
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/// Track consecutive failures to stop retrying after too many failures
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private var consecutiveFailures = 0
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private let maxConsecutiveFailures = 3 // Stop after 3 failures
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private var hasGivenUp = false
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// MARK: - Initialization
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public init(logger: ((String) -> Void)? = nil, onSessionRecovered: (() async -> Void)? = nil) {
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self.logger = logger
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self.onSessionRecovered = onSessionRecovered
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}
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deinit {
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self.timerTask?.cancel()
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}
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// MARK: - Public API
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/// Start the automatic session keepalive timer
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public func start() {
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guard self.timerTask == nil else {
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self.log("Keepalive already running")
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return
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}
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self.log("🚀 Starting Augment session keepalive")
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self.log(
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" - Check interval: \(Int(self.checkInterval))s "
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+ "(\(Self.durationDescription(seconds: self.checkInterval)))")
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self.log(
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" - Refresh buffer: \(Int(self.refreshBufferSeconds))s "
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+ "(\(Self.durationDescription(seconds: self.refreshBufferSeconds)) before expiry)")
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self.log(
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" - Min refresh interval: \(Int(self.minRefreshInterval))s "
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+ "(\(Self.durationDescription(seconds: self.minRefreshInterval)))")
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self.timerTask = Task.detached(priority: .utility) { [weak self] in
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while !Task.isCancelled {
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try? await Task.sleep(for: .seconds(self?.checkInterval ?? 300))
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await self?.checkAndRefreshIfNeeded()
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}
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}
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self.log("✅ Keepalive timer started successfully")
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}
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/// Stop the automatic session keepalive timer
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public func stop() {
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self.log("Stopping Augment session keepalive")
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self.timerTask?.cancel()
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self.timerTask = nil
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}
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/// Manually trigger a session refresh (bypasses rate limiting)
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public func forceRefresh() async {
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self.log("Force refresh requested")
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await self.performRefresh(forced: true)
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}
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// MARK: - Private Implementation
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private func checkAndRefreshIfNeeded() async {
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guard !self.isRefreshing else {
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self.log("Refresh already in progress, skipping check")
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return
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}
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// Stop trying if we've given up
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if self.hasGivenUp {
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self.log("⏸️ Keepalive has given up after \(self.maxConsecutiveFailures) consecutive failures")
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self.log(" User must manually log in to Augment and click 'Refresh Session'")
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return
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}
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// Rate limit: don't refresh too frequently
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if let lastAttempt = self.lastRefreshAttempt {
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let timeSinceLastAttempt = Date().timeIntervalSince(lastAttempt)
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if timeSinceLastAttempt < self.minRefreshInterval {
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self.log(
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"Skipping refresh (last attempt \(Int(timeSinceLastAttempt))s ago, " +
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"min interval: \(Int(self.minRefreshInterval))s)")
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return
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}
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}
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// Check if cookies are about to expire
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let shouldRefresh = await self.shouldRefreshSession()
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if shouldRefresh {
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await self.performRefresh(forced: false)
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}
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}
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private func shouldRefreshSession() async -> Bool {
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do {
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let session = try AugmentCookieImporter.importSession(logger: self.logger)
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self.log("📊 Cookie Status Check:")
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self.log(" Total cookies: \(session.cookies.count)")
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self.log(" Source: \(session.sourceLabel)")
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// Log each cookie's expiration status
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for cookie in session.cookies {
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if let expiry = cookie.expiresDate {
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let timeUntil = expiry.timeIntervalSinceNow
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let status = timeUntil > 0 ? "expires in \(Int(timeUntil))s" : "EXPIRED \(Int(-timeUntil))s ago"
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self.log(" - \(cookie.name): \(status)")
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} else {
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self.log(" - \(cookie.name): session cookie (no expiry)")
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}
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}
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// Find the earliest expiration date among session cookies
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let expirationDates = session.cookies.compactMap(\.expiresDate)
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guard !expirationDates.isEmpty else {
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// Session cookies (no expiration) - refresh periodically
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self.log(" All cookies are session cookies (no expiration dates)")
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if let lastRefresh = self.lastSuccessfulRefresh {
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let timeSinceRefresh = Date().timeIntervalSince(lastRefresh)
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// Refresh every 30 minutes for session cookies
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if timeSinceRefresh > 1800 {
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self.log(" ⚠️ Need periodic refresh (\(Int(timeSinceRefresh))s since last refresh)")
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return true
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} else {
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self.log(" ✅ Recently refreshed (\(Int(timeSinceRefresh))s ago)")
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return false
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}
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} else {
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// Never refreshed - do it now
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self.log(" ⚠️ Never refreshed - doing initial refresh")
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return true
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}
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}
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let earliestExpiration = expirationDates.min()!
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let timeUntilExpiration = earliestExpiration.timeIntervalSinceNow
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let expiringCookie = session.cookies.first { $0.expiresDate == earliestExpiration }
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if timeUntilExpiration < self.refreshBufferSeconds {
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self.log(" ⚠️ REFRESH NEEDED:")
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self.log(" Earliest expiring cookie: \(expiringCookie?.name ?? "unknown")")
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self.log(" Time until expiration: \(Int(timeUntilExpiration))s")
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self.log(" Refresh threshold: \(Int(self.refreshBufferSeconds))s")
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return true
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} else {
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self.log(" ✅ Session healthy:")
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self.log(" Earliest expiring cookie: \(expiringCookie?.name ?? "unknown")")
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self.log(" Time until expiration: \(Int(timeUntilExpiration))s")
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return false
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}
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} catch {
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self.log("✗ Failed to check session: \(error.localizedDescription)")
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return false
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}
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}
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private func performRefresh(forced: Bool) async {
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self.isRefreshing = true
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self.lastRefreshAttempt = Date()
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defer { self.isRefreshing = false }
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self.log(forced ? "Performing forced session refresh..." : "Performing automatic session refresh...")
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// If this is a forced refresh (user clicked "Refresh Session"), reset failure tracking
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if forced {
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self.consecutiveFailures = 0
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self.hasGivenUp = false
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self.log("🔄 Manual refresh - resetting failure tracking")
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}
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do {
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// Step 1: Ping the session endpoint to trigger cookie refresh
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let refreshed = try await self.pingSessionEndpoint()
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if refreshed {
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// Step 2: Re-import cookies from browser
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try await Task.sleep(for: .seconds(1)) // Brief delay for browser to update cookies
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let newSession = try AugmentCookieImporter.importSession(logger: self.logger)
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await AugmentSessionStore.shared.setCookies(newSession.cookies)
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CookieHeaderCache.store(
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provider: .augment,
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cookieHeader: newSession.cookieHeader,
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sourceLabel: newSession.sourceLabel)
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self.log(
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"✅ Session refresh successful - imported \(newSession.cookies.count) cookies " +
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"from \(newSession.sourceLabel)")
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self.lastSuccessfulRefresh = Date()
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// Reset failure tracking on success
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self.consecutiveFailures = 0
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self.hasGivenUp = false
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if let callback = self.onSessionRecovered {
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self.log("🔄 Triggering usage refresh after session refresh")
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await callback()
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}
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} else {
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self.log("⚠️ Session refresh returned no new cookies")
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self.consecutiveFailures += 1
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self.checkIfShouldGiveUp()
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}
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} catch AugmentSessionKeepaliveError.sessionExpired {
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self.log("🔐 Session expired - attempting automatic recovery...")
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self.consecutiveFailures += 1
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if self.consecutiveFailures >= self.maxConsecutiveFailures {
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self.log("❌ Too many consecutive failures (\(self.consecutiveFailures)) - giving up")
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self.log(" User must manually log in to Augment and click 'Refresh Session'")
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self.hasGivenUp = true
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self.notifyUserLoginRequired()
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} else {
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await self.attemptSessionRecovery()
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}
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} catch {
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self.log("✗ Session refresh failed: \(error.localizedDescription)")
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self.consecutiveFailures += 1
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self.checkIfShouldGiveUp()
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}
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}
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private func checkIfShouldGiveUp() {
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if self.consecutiveFailures >= self.maxConsecutiveFailures {
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self.log("❌ Too many consecutive failures (\(self.consecutiveFailures)) - giving up")
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self.log(" User must manually log in to Augment and click 'Refresh Session'")
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self.hasGivenUp = true
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self.notifyUserLoginRequired()
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}
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}
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/// Attempt to recover from an expired session by triggering browser re-authentication
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private func attemptSessionRecovery() async {
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self.log("🔄 Attempting automatic session recovery...")
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self.log(" Strategy: Open Augment dashboard to trigger browser re-auth")
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#if os(macOS)
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// Open the Augment dashboard in the default browser
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// This will trigger the browser to re-authenticate if the user is still logged in
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if let url = URL(string: "https://app.augmentcode.com") {
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_ = await MainActor.run {
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NSWorkspace.shared.open(url)
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}
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self.log(" ✅ Opened Augment dashboard in browser")
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self.log(" ⏳ Waiting 5 seconds for browser to re-authenticate...")
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// Wait for browser to potentially re-authenticate
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try? await Task.sleep(for: .seconds(5))
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// Try to import cookies again
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do {
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let newSession = try AugmentCookieImporter.importSession(logger: self.logger)
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self.log(" ✅ Session recovery successful - imported \(newSession.cookies.count) cookies")
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self.lastSuccessfulRefresh = Date()
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// Verify the session is actually valid by pinging the API
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let isValid = try await self.pingSessionEndpoint()
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if isValid {
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self.log(" ✅ Session verified - recovery complete!")
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// Notify UsageStore to refresh Augment usage
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if let callback = self.onSessionRecovered {
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self.log(" 🔄 Triggering usage refresh after successful recovery")
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await callback()
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}
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} else {
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self.log(" ⚠️ Session imported but not yet valid - may need manual login")
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self.notifyUserLoginRequired()
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}
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} catch {
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self.log(" ✗ Session recovery failed: \(error.localizedDescription)")
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self.log(" ℹ️ User needs to manually log in to Augment")
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self.notifyUserLoginRequired()
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}
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}
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#else
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self.log(" ✗ Automatic recovery not supported on this platform")
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#endif
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}
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/// Notify the user that they need to log in to Augment
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private func notifyUserLoginRequired() {
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#if os(macOS)
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self.log("📢 Sending notification: Augment session expired")
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Task {
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let center = UNUserNotificationCenter.current()
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// Request authorization if needed
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do {
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let granted = try await center.requestAuthorization(options: [.alert, .sound])
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guard granted else {
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self.log("⚠️ Notification permission denied")
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return
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}
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} catch {
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self.log("✗ Failed to request notification permission: \(error)")
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return
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}
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// Create notification content
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let content = UNMutableNotificationContent()
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content.title = "Augment Session Expired"
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content.body = "Please log in to app.augmentcode.com to restore your session."
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content.sound = .default
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// Create trigger (deliver immediately)
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let request = UNNotificationRequest(
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identifier: "augment-session-expired-\(UUID().uuidString)",
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content: content,
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trigger: nil)
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// Deliver notification
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do {
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try await center.add(request)
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self.log("✅ Notification delivered successfully")
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} catch {
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self.log("✗ Failed to deliver notification: \(error)")
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}
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}
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#endif
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}
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/// Ping Augment's session endpoint to trigger cookie refresh
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private func pingSessionEndpoint() async throws -> Bool {
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// Try to get current cookies first
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let currentSession = try? AugmentCookieImporter.importSession(logger: self.logger)
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guard let cookieHeader = currentSession?.cookieHeader else {
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self.log("No cookies available for session ping")
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return false
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}
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self.log("🔄 Attempting session refresh...")
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self.log(" Cookies being sent: \(cookieHeader.prefix(100))...")
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// Try multiple endpoints - Augment might use different auth patterns
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let endpoints = [
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"https://app.augmentcode.com/api/auth/session", // NextAuth pattern
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"https://app.augmentcode.com/api/session", // Alternative
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"https://app.augmentcode.com/api/user", // User endpoint
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]
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var receivedUnauthorized = false
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for (index, urlString) in endpoints.enumerated() {
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self.log(" Trying endpoint \(index + 1)/\(endpoints.count): \(urlString)")
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guard let sessionURL = URL(string: urlString) else { continue }
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var request = URLRequest(url: sessionURL)
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request.timeoutInterval = self.refreshTimeout
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request.setValue(cookieHeader, forHTTPHeaderField: "Cookie")
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request.setValue("application/json", forHTTPHeaderField: "Accept")
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request.setValue("https://app.augmentcode.com", forHTTPHeaderField: "Origin")
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request.setValue("https://app.augmentcode.com", forHTTPHeaderField: "Referer")
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do {
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let (data, response) = try await ProviderHTTPClient.shared.data(for: request)
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guard let httpResponse = response as? HTTPURLResponse else {
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self.log(" ✗ Invalid response type")
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continue
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}
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self.log(" Response: HTTP \(httpResponse.statusCode)")
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// Log Set-Cookie headers if present
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if let setCookies = httpResponse.allHeaderFields["Set-Cookie"] as? String {
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self.log(" Set-Cookie headers received: \(setCookies.prefix(100))...")
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}
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if httpResponse.statusCode == 200 {
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// Check if we got a valid session response
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if let json = try? JSONSerialization.jsonObject(with: data) as? [String: Any] {
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self.log(" JSON response keys: \(json.keys.joined(separator: ", "))")
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if json["user"] != nil || json["email"] != nil || json["session"] != nil {
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self.log(" ✅ Valid session data found!")
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return true
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} else {
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self.log(" ⚠️ 200 OK but no session data in response")
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// Try next endpoint
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continue
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}
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} else {
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self.log(" ⚠️ 200 OK but response is not JSON")
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if let responseText = String(data: data, encoding: .utf8) {
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self.log(" Response text: \(responseText.prefix(200))...")
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}
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continue
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}
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} else if httpResponse.statusCode == 401 {
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self.log(" ✗ 401 Unauthorized - session expired")
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receivedUnauthorized = true
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// Don't throw immediately - try all endpoints first
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continue
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} else if httpResponse.statusCode == 404 {
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self.log(" ✗ 404 Not Found - trying next endpoint")
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continue
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} else {
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self.log(" ✗ HTTP \(httpResponse.statusCode) - trying next endpoint")
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continue
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}
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} catch {
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self.log(" ✗ Request failed: \(error.localizedDescription)")
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continue
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}
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}
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// If we got 401 from all endpoints, the session is definitely expired
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if receivedUnauthorized {
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self.log("⚠️ All endpoints returned 401 - session is expired")
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throw AugmentSessionKeepaliveError.sessionExpired
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}
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self.log("⚠️ All session endpoints failed or returned no valid data")
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return false
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}
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private static let log = CodexBarLog.logger(LogCategories.augmentKeepalive)
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private static func durationDescription(seconds: TimeInterval) -> String {
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let totalSeconds = max(0, Int(seconds.rounded()))
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if totalSeconds >= 60, totalSeconds % 60 == 0 {
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let minutes = totalSeconds / 60
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return "\(minutes) minute\(minutes == 1 ? "" : "s")"
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}
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return "\(totalSeconds) second\(totalSeconds == 1 ? "" : "s")"
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}
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private func log(_ message: String) {
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let timestamp = Date().formatted(date: .omitted, time: .standard)
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let fullMessage = "[\(timestamp)] [AugmentKeepalive] \(message)"
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self.logger?(fullMessage)
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Self.log.debug(fullMessage)
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}
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}
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// MARK: - Errors
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public enum AugmentSessionKeepaliveError: LocalizedError, Sendable {
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case invalidResponse
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case sessionExpired
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case networkError(String)
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public var errorDescription: String? {
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switch self {
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case .invalidResponse:
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"Invalid response from session endpoint"
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case .sessionExpired:
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"Session has expired"
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case let .networkError(message):
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"Network error: \(message)"
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}
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}
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}
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#endif
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