fix: jump server (#190)

lib/data/model/server/server_private_info.dart

@@ -18,8 +18,9 @@ class ServerPrivateInfo {
   final String user;
   @HiveField(4)
   final String? pwd;
+  /// [id] of private key
   @HiveField(5)
-  final String? pubKeyId;
+  final String? keyId;
   @HiveField(6)
   final List<String>? tags;
   @HiveField(7)
@@ -39,7 +40,7 @@ class ServerPrivateInfo {
     required this.port,
     required this.user,
     required this.pwd,
-    this.pubKeyId,
+    this.keyId,
     this.tags,
     this.alterUrl,
     this.autoConnect,
@@ -55,7 +56,7 @@ class ServerPrivateInfo {
         name = json["name"]?.toString() ??
             '${json["user"]?.toString() ?? 'root'}@${json["ip"].toString()}:${json["port"] ?? 22}',
         pwd = json["authorization"]?.toString(),
-        pubKeyId = json["pubKeyId"]?.toString(),
+        keyId = json["pubKeyId"]?.toString(),
         tags = json["tags"]?.cast<String>(),
         alterUrl = json["alterUrl"]?.toString(),
         autoConnect = json["autoConnect"],
@@ -68,7 +69,7 @@ class ServerPrivateInfo {
     data["port"] = port;
     data["user"] = user;
     data["authorization"] = pwd;
-    data["pubKeyId"] = pubKeyId;
+    data["pubKeyId"] = keyId;
     data["tags"] = tags;
     data["alterUrl"] = alterUrl;
     data["autoConnect"] = autoConnect;
@@ -82,7 +83,7 @@ class ServerPrivateInfo {
   bool shouldReconnect(ServerPrivateInfo old) {
     return id != old.id ||
         pwd != old.pwd ||
-        pubKeyId != old.pubKeyId ||
+        keyId != old.keyId ||
         alterUrl != old.alterUrl ||
         jumpId != old.jumpId;
   }

lib/data/model/server/server_private_info.g.dart

@@ -22,7 +22,7 @@ class ServerPrivateInfoAdapter extends TypeAdapter<ServerPrivateInfo> {
       port: fields[2] as int,
       user: fields[3] as String,
       pwd: fields[4] as String?,
-      pubKeyId: fields[5] as String?,
+      keyId: fields[5] as String?,
       tags: (fields[6] as List?)?.cast<String>(),
       alterUrl: fields[7] as String?,
       autoConnect: fields[8] as bool?,
@@ -45,7 +45,7 @@ class ServerPrivateInfoAdapter extends TypeAdapter<ServerPrivateInfo> {
       ..writeByte(4)
       ..write(obj.pwd)
       ..writeByte(5)
-      ..write(obj.pubKeyId)
+      ..write(obj.keyId)
       ..writeByte(6)
       ..write(obj.tags)
       ..writeByte(7)

lib/data/model/sftp/req.dart

@@ -1,5 +1,8 @@
 import 'dart:async';
 
+import 'package:toolbox/data/res/logger.dart';
+import 'package:toolbox/data/res/store.dart';
+
 import '../../../core/utils/server.dart';
 import '../server/server_private_info.dart';
 import 'worker.dart';
@@ -10,6 +13,8 @@ class SftpReq {
   final String localPath;
   final SftpReqType type;
   String? privateKey;
+  ServerPrivateInfo? jumpSpi;
+  String? jumpPrivateKey;
 
   SftpReq(
     this.spi,
@@ -17,8 +22,13 @@ class SftpReq {
     this.localPath,
     this.type,
   ) {
-    if (spi.pubKeyId != null) {
-      privateKey = getPrivateKey(spi.pubKeyId!);
+    final keyId = spi.keyId;
+    if (keyId != null) {
+      privateKey = getPrivateKey(keyId);
+    }
+    if (spi.jumpId != null) {
+      jumpSpi = Stores.server.box.get(spi.jumpId);
+      jumpPrivateKey = Stores.key.get(jumpSpi?.keyId)?.key;
     }
   }
 }
@@ -83,7 +93,9 @@ class SftpReqStatus {
         break;
       default:
         error = Exception('sftp worker event: $event');
+        Loggers.app.warning(error);
         dispose();
+        break;
     }
     notifyListeners();
   }

lib/data/model/sftp/worker.dart

@@ -81,7 +81,12 @@ Future<void> _download(
   try {
     mainSendPort.send(SftpWorkerStatus.preparing);
     final watch = Stopwatch()..start();
-    final client = await genClient(req.spi, privateKey: req.privateKey);
+    final client = await genClient(
+      req.spi,
+      privateKey: req.privateKey,
+      jumpSpi: req.jumpSpi,
+      jumpPrivateKey: req.jumpPrivateKey,
+    );
     mainSendPort.send(SftpWorkerStatus.sshConnectted);
 
     /// Create the directory if not exists
@@ -131,7 +136,12 @@ Future<void> _upload(
   try {
     mainSendPort.send(SftpWorkerStatus.preparing);
     final watch = Stopwatch()..start();
-    final client = await genClient(req.spi, privateKey: req.privateKey);
+    final client = await genClient(
+      req.spi,
+      privateKey: req.privateKey,
+      jumpSpi: req.jumpSpi,
+      jumpPrivateKey: req.jumpPrivateKey,
+    );
     mainSendPort.send(SftpWorkerStatus.sshConnectted);
 
     final local = File(req.localPath);