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Add functionality of initialize node in the background (#67)
* chore: add `native_resources` directory to `gitignore` * fix: fix conflict at using import files of `fluent_ui.dart` and `material.dart` - flutter version upgrade to `3.27.3` - refactor customized_widget/screens by replacing fluent_ui widgets - remove duplicate folder `splash_screen` * fix: fix conflict at using import files of `fluent_ui.dart` and `material.dart` - flutter version upgrade to `3.27.3` - refactor customized_widget/screens by replacing fluent_ui widgets - remove duplicate folder `splash_screen` * docs: update `CHANGELOG.md` & `pubspec.yaml` files * ci: update `ci.yml` & `release.yml` files * update: add/update `native_resources` directory to `gitignore` * fix: fixing some issues on toolbar logo widget tests * chore: add some packages/libraries - `file_selector` for call select file and folder by native ui - `bip39_mnemonic` for create wallet seeds - `crypto` , `bcrypt` and `convert` used for secure layer - `process_run` for call commands on daemon files * feat: create `SeedGenerator` tools for create secure and random seeds * update: modify `RestorationSeedPage` to include sample seed generation - fix color of text in `WelcomePage` - add seed generation 12 & 24 modes to `RestorationSeedPage` * update: modify `ValidatorConfigPage` to add directory selector for initial node address setup * chore: update some packages & libraries * chore: update native modules (macos/windows/linux) * feat: add logic code in background for initialized node * docs: update `CHANGELOG.md` & `pubspec.yaml` files * docs: update docs for `DaemonCubit` class * docs: update docs for `NodeConfigData` class --------- Co-authored-by: PouriaMoradi021 <[email protected]> Co-authored-by: = <=>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| import 'dart:io'; | ||
| import 'package:flutter_bloc/flutter_bloc.dart'; | ||
| import 'package:gui/src/core/utils/daemon_manager/bloc/daemon_state.dart'; | ||
| import 'package:path/path.dart' show dirname; | ||
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| /// [DaemonCubit] Documentation: | ||
| /// `DaemonCubit` manages the execution of the Pactus daemon process. | ||
| /// It extends `Cubit<DaemonState>` and provides methods to run the daemon | ||
| /// while handling its execution state. | ||
| /// | ||
| /// ## Features: | ||
| /// - Runs the Pactus daemon using a given command and arguments. | ||
| /// - Emits different states (`DaemonLoading`, `DaemonSuccess`, `DaemonError`) | ||
| /// based on the execution outcome. | ||
| /// - Handles standard output and errors from the process. | ||
| /// | ||
| /// ## Usage: | ||
| /// ```dart | ||
| /// final daemonCubit = DaemonCubit(); | ||
| /// daemonCubit.runPactusDaemon(command: 'pactusd', arguments: ['--start']); | ||
| /// ``` | ||
| /// | ||
| /// ## Notes: | ||
| /// - The working directory is set to a Linux-specific path. | ||
| /// - Needs adaptation for other operating systems. | ||
| /// - Handles exceptions and errors gracefully. | ||
| class DaemonCubit extends Cubit<DaemonState> { | ||
| DaemonCubit() : super(DaemonInitial()); | ||
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| /// [runPactusDaemon] Documentation: | ||
| /// Runs the Pactus daemon process. | ||
| /// | ||
| /// - [command]: The command to execute (e.g., "pactusd"). | ||
| /// - [arguments]: A list of arguments to pass to the command. | ||
| /// | ||
| /// Emits: | ||
| /// - `DaemonLoading` before execution starts. | ||
| /// - `DaemonSuccess` if the process runs successfully. | ||
| /// - `DaemonError` if an error occurs. | ||
| Future<void> runPactusDaemon({ | ||
| // required String workingDirectory, | ||
| required String command, | ||
| required List<String> arguments, | ||
| }) async { | ||
| emit(DaemonLoading()); | ||
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| try { | ||
| final scriptDir = dirname(Platform.script.toFilePath()); | ||
| // TODO(Esmaeil): this part need handled for another os | ||
| final targetPath = '$scriptDir/lib/src/core/native_resources/linux/'; | ||
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| final result = | ||
| await Process.run(command, arguments, workingDirectory: targetPath); | ||
| if (result.exitCode == 0) { | ||
| emit(DaemonSuccess('${result.stdout}')); | ||
| } else { | ||
| emit(DaemonError('${result.stderr}')); | ||
| } | ||
| } on Exception catch (e) { | ||
| emit(DaemonError('Exception occurred: $e')); | ||
| } | ||
| } | ||
| } |
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| abstract class DaemonState {} | ||
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| class DaemonInitial extends DaemonState {} | ||
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| class DaemonLoading extends DaemonState {} | ||
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| class DaemonSuccess extends DaemonState { | ||
| DaemonSuccess(this.output); | ||
| final String output; | ||
| } | ||
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| class DaemonError extends DaemonState { | ||
| DaemonError(this.error); | ||
| final String error; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| /// [NodeConfigData] Documentation: | ||
| /// `NodeConfigData` is a singleton class that stores and manages | ||
| /// configuration data related to a Pactus blockchain node initialization . | ||
| /// | ||
| /// ## Features: | ||
| /// - Implements the Singleton pattern to ensure a single instance. | ||
| /// - Provides getters and setters for essential configuration properties. | ||
| /// - Stores working directory, restoration seed, password, and validator | ||
| /// quantity. | ||
| /// | ||
| /// ## Usage: | ||
| /// ```dart | ||
| /// final config = NodeConfigData.instance; | ||
| /// config.workingDirectory = "/path/to/dir"; | ||
| /// print(config.workingDirectory); | ||
| /// ``` | ||
| /// | ||
| /// ## Notes: | ||
| /// - Default values are empty strings to prevent null issues. | ||
| class NodeConfigData { | ||
| // Private constructor to enforce the Singleton pattern | ||
| NodeConfigData._internal(); | ||
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| /// The single instance of [NodeConfigData] | ||
| static final NodeConfigData instance = NodeConfigData._internal(); | ||
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| // Private variables | ||
| String? _workingDirectory; | ||
| String? _restorationSeed; | ||
| String? _password; | ||
| String? _validatorQty; | ||
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| // Getters - return empty strings if values are null | ||
| String get workingDirectory => _workingDirectory ?? ''; | ||
| String get restorationSeed => _restorationSeed ?? ''; | ||
| String get password => _password ?? ''; | ||
| String get validatorQty => _validatorQty ?? ''; | ||
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| // Setters - update private variables | ||
| set workingDirectory(String value) { | ||
| _workingDirectory = value; | ||
| } | ||
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| set restorationSeed(String value) { | ||
| _restorationSeed = value; | ||
| } | ||
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| set password(String value) { | ||
| _password = value; | ||
| } | ||
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| set validatorQty(String value) { | ||
| _validatorQty = value; | ||
| } | ||
| } |
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| @@ -0,0 +1,46 @@ | ||
| import 'dart:math'; | ||
| import 'dart:typed_data'; | ||
| import 'package:bcrypt/bcrypt.dart'; | ||
| import 'package:bip39_mnemonic/bip39_mnemonic.dart'; | ||
| import 'package:convert/convert.dart'; | ||
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| class SeedGenerator { | ||
| Mnemonic? generateSeed(int wordCount) { | ||
| Mnemonic? mnemonic; | ||
| try { | ||
| // Determine the entropy length based on the word count | ||
| final entropyLength = (wordCount == 12) | ||
| ? 128 | ||
| : (wordCount == 24) | ||
| ? 256 | ||
| : 128; | ||
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| // Generate secure random bytes for entropy | ||
| final secureRandomBytes = generateSecureRandomBytes(entropyLength ~/ 8); | ||
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| // Generate a secure passphrase | ||
| final securePassphrase = generateSecurePassphrase(secureRandomBytes); | ||
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| // Generate the mnemonic based on the entropy and passphrase | ||
| mnemonic = Mnemonic.generate( | ||
| Language.english, | ||
| passphrase: securePassphrase, | ||
| entropyLength: entropyLength, | ||
| ); | ||
| } on Exception catch (_) { | ||
| throw Exception('Error generating seed!'); | ||
| } | ||
| return mnemonic; | ||
| } | ||
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| Uint8List generateSecureRandomBytes(int length) { | ||
| final random = Random.secure(); | ||
| final randomBytes = List<int>.generate(length, (_) => random.nextInt(256)); | ||
| return Uint8List.fromList(randomBytes); | ||
| } | ||
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| String generateSecurePassphrase(Uint8List randomBytes) { | ||
| final bcryptHash = BCrypt.hashpw(hex.encode(randomBytes), BCrypt.gensalt()); | ||
| return bcryptHash; | ||
| } | ||
| } |
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