Auto-update server-only Macs and replace Sparkle's update UI

2026-10-19 16:04:47 -07:00
parent 26404758c6
commit 8bca7a4369
8 changed files with 226 additions and 11 deletions
@@ -0,0 +1,78 @@
+import AppKit
+import Sparkle
+
+func log(_ message: String) {
+    FileHandle.standardError.write(Data((message + "\n").utf8))
+}
+
+@MainActor
+final class Driver: NSObject, SPUUserDriver {
+    func show(_ request: SPUUpdatePermissionRequest, reply: @escaping (SUUpdatePermissionResponse) -> Void) {
+        reply(SUUpdatePermissionResponse(automaticUpdateChecks: true, sendSystemProfile: false))
+    }
+
+    func showUserInitiatedUpdateCheck(cancellation: @escaping () -> Void) {}
+
+    func showUpdateFound(with appcastItem: SUAppcastItem, state: SPUUserUpdateState, reply: @escaping (SPUUserUpdateChoice) -> Void) {
+        log("installing \(appcastItem.displayVersionString) (\(appcastItem.versionString))")
+        reply(.install)
+    }
+
+    func showUpdateReleaseNotes(with downloadData: SPUDownloadData) {}
+
+    func showUpdateReleaseNotesFailedToDownloadWithError(_ error: any Error) {}
+
+    func showUpdateNotFoundWithError(_ error: any Error, acknowledgement: @escaping () -> Void) {
+        log("no update: \(error.localizedDescription)")
+        exit(0)
+    }
+
+    func showUpdaterError(_ error: any Error, acknowledgement: @escaping () -> Void) {
+        log("update failed: \(error.localizedDescription)")
+        exit(1)
+    }
+
+    func showDownloadInitiated(cancellation: @escaping () -> Void) {}
+
+    func showDownloadDidReceiveExpectedContentLength(_ expectedContentLength: UInt64) {}
+
+    func showDownloadDidReceiveData(ofLength length: UInt64) {}
+
+    func showDownloadDidStartExtractingUpdate() {}
+
+    func showExtractionReceivedProgress(_ progress: Double) {}
+
+    func showReady(toInstallAndRelaunch reply: @escaping (SPUUserUpdateChoice) -> Void) {
+        reply(.install)
+    }
+
+    func showInstallingUpdate(withApplicationTerminated applicationTerminated: Bool, retryTerminatingApplication: @escaping () -> Void) {
+        log("installing")
+    }
+
+    func showUpdateInstalledAndRelaunched(_ relaunched: Bool, acknowledgement: @escaping () -> Void) {
+        log("installed")
+        exit(0)
+    }
+
+    func dismissUpdateInstallation() {
+        exit(0)
+    }
+}
+
+let app = Bundle.main.executableURL!.resolvingSymlinksInPath().deletingLastPathComponent().deletingLastPathComponent().deletingLastPathComponent()
+if NSWorkspace.shared.runningApplications.contains(where: { $0.bundleURL?.standardizedFileURL == app.standardizedFileURL }) {
+    log("\(app.path) is running; its own updater handles updates")
+    exit(0)
+}
+let bundle = Bundle(url: app)!
+let driver = Driver()
+let updater = SPUUpdater(hostBundle: bundle, applicationBundle: bundle, userDriver: driver, delegate: nil)
+do {
+    try updater.start()
+} catch {
+    log("start updater: \(error.localizedDescription)")
+    exit(1)
+}
+updater.checkForUpdates()
+RunLoop.main.run()