DDI Mount failure at startup is not critical...so we catch error and log it, but dont rethrow.

but it is critical for few API like JIT so lets keep it lazy using ensureDDIMounted()

Author: mahee96

Sources/MinimuxerImpl.swift

@@ -222,8 +222,12 @@ final internal class MinimuxerImpl: MinimuxerAPI {
         // start our fake usbmuxd server for lockdown protocol based clients if required
         try await restartMuxerServer()
 
-        try await matchingPriority{
-            try await Mounter.shared.mount(docsPath: mountPath)
+        do {
+            try await matchingPriority{
+                try await Mounter.shared.mount(docsPath: mountPath)
+            }
+        } catch {
+            debugLog("[minimuxer] WARN: Initial DDI mount skipped during startup: \(error.localizedDescription)")
         }
         // mark ready!
         try await state.with{
@@ -300,12 +304,10 @@ final internal class MinimuxerImpl: MinimuxerAPI {
         }
     }
 
-    func testDeviceConnection(ifaddr: String?) -> Bool {
-        guard let ip = ifaddr else { return false }
-        
+    private func testTCPPort(ip: String, port: UInt16) -> Bool {
         var addr = sockaddr_in()
         addr.sin_family = sa_family_t(AF_INET)
-        addr.sin_port = isrppairing ? MinimuxerConstants.rsdPort.bigEndian : MinimuxerConstants.lockdowndPort.bigEndian
+        addr.sin_port = port.bigEndian
         inet_pton(AF_INET, ip, &addr.sin_addr)
 
         let fd = socket(AF_INET, SOCK_STREAM, 0)
@@ -326,6 +328,14 @@ final internal class MinimuxerImpl: MinimuxerAPI {
         return result > 0 && (pfd.revents & Int16(POLLOUT)) != 0
     }
 
+    func testDeviceConnection(ifaddr: String?) -> Bool {
+        guard let ip = ifaddr else { return false }
+        if testTCPPort(ip: ip, port: MinimuxerConstants.rsdPort) {
+            return true
+        }
+        return testTCPPort(ip: ip, port: MinimuxerConstants.lockdowndPort)
+    }
+
 
     func yeetAppAfc(bundleId: String, ipaBytes: Data) async throws {
         try await matchingPriority{
@@ -345,13 +355,28 @@ final internal class MinimuxerImpl: MinimuxerAPI {
         }
     }
 
+    private func ensureDDIMounted() async throws {
+        let isMounted = (try? await IdeviceGateway.shared.isDDIMounted()) ?? false
+        if isMounted {
+            return
+        }
+        guard let mountPath = await state.lastDocsPath else {
+            let activeProtocol: PairingProtocol = isrppairing ? .rppairing : .lockdown
+            throw MinimuxerError.mount(protocol: activeProtocol, reason: "DDI mount path not set")
+        }
+        verboseLog("[minimuxer] DDI not mounted, mounting now before launching debug session...")
+        _ = try await Mounter.shared.mount(docsPath: mountPath)
+    }
+
     func debugApp(appId: String) async throws {
+        try await ensureDDIMounted()
         try await matchingPriority{
             try IdeviceGateway.shared.debugApp(appId: appId)
         }
     }
 
     func attachDebugger(pid: UInt32) async throws {
+        try await ensureDDIMounted()
         try await matchingPriority{
             try IdeviceGateway.shared.debugProcess(pid: pid)
         }