auto install host

.github/workflows/build.yml

@@ -52,6 +52,7 @@ jobs:
           mv ChineseSimplified.isl "C:\Program Files (x86)\Inno Setup 6\Languages\"
 
           go build -tags nosqlite -ldflags="-w -s -X github.com/GopeedLab/gopeed/pkg/base.Version=$env:VERSION" -buildmode=c-shared -o ui/flutter/windows/libgopeed.dll github.com/GopeedLab/gopeed/bind/desktop
+          go build -ldflags="-w -s" -o ui/flutter/assets/host/host.exe github.com/GopeedLab/gopeed/cmd/host
           cd ui/flutter
           $TAG = "v$env:VERSION"
           flutter build windows
@@ -122,7 +123,7 @@ jobs:
           [Icons]
           Name: "{autoprograms}\{#MyAppName}"; Filename: "{app}\{#MyAppExeName}"
           Name: "{autodesktop}\{#MyAppName}"; Filename: "{app}\{#MyAppExeName}"; Tasks: desktopicon
-          
+
           [Run]
           Filename: "{app}\{#MyAppExeName}"; Description: "{cm:LaunchProgram,{#StringChange(MyAppName, '&', '&&')}}"; Flags: nowait postinstall skipifsilent
           "@ > setup.iss
@@ -150,10 +151,13 @@ jobs:
           VERSION: ${{ needs.get-release.outputs.version }}
         run: |
           go build -tags nosqlite -ldflags="-w -s -X github.com/GopeedLab/gopeed/pkg/base.Version=$VERSION" -buildmode=c-shared -o libgopeed.dylib github.com/GopeedLab/gopeed/bind/desktop
+          go build -ldflags="-w -s" github.com/GopeedLab/gopeed/cmd/host
       - uses: actions/upload-artifact@v3
         with:
           name: macos-arm64-lib
-          path: libgopeed.dylib
+          path: |
+            libgopeed.dylib
+            host
   build-macos:
     if: ${{ github.event.inputs.platform == 'all' || github.event.inputs.platform == 'macos' }}
     runs-on: macos-13
@@ -185,12 +189,18 @@ jobs:
 
           # amd64 lib
           go build -tags nosqlite -ldflags="-w -s -X github.com/GopeedLab/gopeed/pkg/base.Version=$VERSION" -buildmode=c-shared -o ui/flutter/lib-amd64/libgopeed.dylib github.com/GopeedLab/gopeed/bind/desktop
+          go build -ldflags="-w -s" -o ui/flutter/lib-amd64/host github.com/GopeedLab/gopeed/cmd/host
           # universal binary
           mkdir -p ui/flutter/macos/Frameworks
           cp ui/flutter/lib-amd64/libgopeed.dylib ui/flutter/macos/Frameworks/amd64-lib
           cp ui/flutter/lib-arm64/libgopeed.dylib ui/flutter/macos/Frameworks/arm64-lib
+          cp ui/flutter/lib-amd64/host ui/flutter/macos/Frameworks/amd64-host
+          cp ui/flutter/lib-arm64/host ui/flutter/macos/Frameworks/arm64-host
           cd ui/flutter/macos/Frameworks
           lipo -create -output libgopeed.dylib amd64-lib arm64-lib
+          lipo -create -output host amd64-host arm64-host
+          rm -rf amd64-lib arm64-lib amd64-host arm64-host
+          mv host ui/flutter/assets/host/host
 
           cd $PROJECT_DIR/ui/flutter
           flutter build macos
@@ -239,6 +249,7 @@ jobs:
           VERSION: ${{ needs.get-release.outputs.version }}
         run: |
           go build -tags nosqlite -ldflags="-w -s -X github.com/GopeedLab/gopeed/pkg/base.Version=$VERSION" -buildmode=c-shared -o ui/flutter/linux/bundle/lib/libgopeed.so github.com/GopeedLab/gopeed/bind/desktop
+          go build -ldflags="-w -s" -o ui/flutter/assets/host/host github.com/GopeedLab/gopeed/cmd/host
           cd ui/flutter
           dart pub global activate -sgit https://github.com/GopeedLab/flutter_distributor.git --git-path packages/flutter_distributor
           flutter_distributor package --platform linux --targets appimage,deb
@@ -269,6 +280,7 @@ jobs:
           VERSION: ${{ needs.get-release.outputs.version }}
         run: |
           go build -tags nosqlite -ldflags="-w -s -X github.com/GopeedLab/gopeed/pkg/base.Version=$VERSION" -buildmode=c-shared -o ui/flutter/linux/bundle/lib/libgopeed.so github.com/GopeedLab/gopeed/bind/desktop
+          go build -ldflags="-w -s" -o ui/flutter/assets/host/host github.com/GopeedLab/gopeed/cmd/host
           cd ui/flutter
 
           sudo snap install snapcraft --classic
@@ -357,13 +369,13 @@ jobs:
                 \${CRAFT_PART_SRC}/bin/gpu-2404-cleanup mesa-2404
               prime:
                 - bin/gpu-2404-wrapper
-          
+
           plugs:
             gpu-2404:
               interface: content
               target: \$SNAP/gpu-2404
               default-provider: mesa-2404
-          
+
           layout:
             /usr/share/libdrm:
               bind: \$SNAP/gpu-2404/libdrm
@@ -513,7 +525,7 @@ jobs:
     steps:
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.8.18'
+          python-version: "3.8.18"
       - uses: actions/download-artifact@v3
         with:
           name: web-dist
@@ -527,12 +539,12 @@ jobs:
           wget -O qdk2_0.32.bionic_amd64.deb "https://github.com/qnap-dev/qdk2/releases/download/v0.32/qdk2_0.32.bionic_amd64.deb"
           dpkg -X qdk2_0.32.bionic_amd64.deb qdk2 # Direct installs will fail due to missing dependencies!
           [[ -d qdk2 ]] || exit 1
-          
+
           export PATH=$(pwd)/qdk2/usr/bin:$(pwd)/qdk2/usr/share/qdk2/QDK/bin:${PATH}
           wget -O Gopeed.template.tar.gz "https://github.com/GopeedLab/QpkgBuild/raw/refs/heads/master/template/Gopeed.template.tar.gz"
           tar -zxf Gopeed.template.tar.gz
           [[ -d Gopeed ]] || exit 1
-          
+
           goos=linux
           goarch_arr=(amd64 arm64)
           for goarch in "${goarch_arr[@]}"; do
@@ -545,7 +557,7 @@ jobs:
           cd Gopeed
           sed -i -e 's/__QPKG_VER__/${VERSION}/g' qpkg.cfg
           qbuild || exit 1
-          
+
           mkdir -p ../dist/qnap
           goos=qnap
           for goarch in "${goarch_arr[@]}"; do

ui/flutter/.gitignore

@@ -67,4 +67,6 @@ windows/flutter/generated_plugins.cmake
 
 # Hive database files
 database.hive
-database.lock
+database.lock
+
+assets/host/*

ui/flutter/lib/main.dart

@@ -82,28 +82,36 @@ Future<void> init(Args args) async {
     logger.e("libgopeed init fail", e);
   }
 
-  try {
-    registerUrlScheme("gopeed");
-    if (controller.downloaderConfig.value.extra.defaultBtClient) {
-      registerDefaultTorrentClient();
-    }
-  } catch (e) {
-    logger.e("register scheme fail", e);
-  }
-
-  for (final browser in Browser.values) {
-    try {
-      await installManifest(browser);
-    } catch (e) {
-      logger.e("browser [${browser.name}] extension host integration fail", e);
-    }
-  }
-
   try {
     await controller.loadDownloaderConfig();
   } catch (e) {
     logger.e("load config fail", e);
   }
+
+  () async {
+    try {
+      registerUrlScheme("gopeed");
+      if (controller.downloaderConfig.value.extra.defaultBtClient) {
+        registerDefaultTorrentClient();
+      }
+    } catch (e) {
+      logger.e("register scheme fail", e);
+    }
+
+    try {
+      await installHost();
+    } catch (e) {
+      logger.e("browser extension host binary install fail", e);
+    }
+    for (final browser in Browser.values) {
+      try {
+        await installManifest(browser);
+      } catch (e) {
+        logger.e(
+            "browser [${browser.name}] extension host integration fail", e);
+      }
+    }
+  }();
 }
 
 Future<void> onStart() async {

ui/flutter/lib/util/browser_extension_host/browser_extension_host.dart

@@ -3,6 +3,9 @@ import 'browser_extension_host_stub.dart'
 
 enum Browser { chrome, edge, firefox }
 
+/// Install host binary for browser extension
+Future<void> installHost() => doInstallHost();
+
 /// Check if specified browser is installed
 Future<bool> checkBrowserInstalled(Browser browser) =>
     doCheckBrowserInstalled(browser);

ui/flutter/lib/util/browser_extension_host/browser_extension_host_stub.dart

@@ -1,5 +1,6 @@
 import 'browser_extension_host.dart';
 
+Future<void> doInstallHost() => throw UnimplementedError();
 Future<bool> doCheckBrowserInstalled(Browser browser) =>
     throw UnimplementedError();
 Future<bool> doCheckManifestInstalled(Browser browser) =>

ui/flutter/lib/util/browser_extension_host/entry/browser_extension_host_native.dart

@@ -1,21 +1,53 @@
-import 'dart:io';
 import 'dart:convert';
+import 'dart:io';
+
+import 'package:flutter/services.dart';
 import 'package:path/path.dart' as path;
+import 'package:path_provider/path_provider.dart';
 import 'package:win32_registry/win32_registry.dart';
 
 import '../../win32.dart';
 import '../browser_extension_host.dart';
 
+final _hostExecName = 'host${Platform.isWindows ? '.exe' : ''}';
+
 const _hostName = 'com.gopeed.gopeed';
 const _chromeExtensionId = 'mijpgljlfcapndmchhjffkpckknofcnd';
 const _edgeExtensionId = 'dkajnckekendchdleoaenoophcobooce';
 const _firefoxExtensionId = '{c5d69a8f-2ed0-46a7-afa4-b3a00dc58088}';
+const _debugExtensionIds = ['gjddllnejledbfaeondocjpejpamclkk'];
 
 // Windows NativeMessagingHosts registry constants
 const _chromeNativeHostsKey = r'Software\Google\Chrome\NativeMessagingHosts';
 const _edgeNativeHostsKey = r'Software\Microsoft\Edge\NativeMessagingHosts';
 const _firefoxNativeHostsKey = r'Software\Mozilla\NativeMessagingHosts';
 
+/// Install host binary for browser extension
+Future<void> doInstallHost() async {
+  final hostPath =
+      path.join((await getApplicationSupportDirectory()).path, _hostExecName);
+
+  Future<List<int>> getHostAssetData() async {
+    final hostAsset = await rootBundle.load('assets/host/$_hostExecName');
+    return hostAsset.buffer
+        .asUint8List(hostAsset.offsetInBytes, hostAsset.lengthInBytes);
+  }
+
+  // Check if host binary is not installed
+  if (!await File(hostPath).exists()) {
+    final hostData = await getHostAssetData();
+    await File(hostPath).writeAsBytes(hostData);
+    return;
+  }
+  // Check if host binary is outdated
+  final hostAssetData = await getHostAssetData();
+  final hostFileData = await File(hostPath).readAsBytes();
+  if (hostAssetData.length != hostFileData.length) {
+    await File(hostPath).writeAsBytes(hostAssetData);
+    return;
+  }
+}
+
 /// Check if specified browser is installed
 Future<bool> doCheckBrowserInstalled(Browser browser) async {
   if (Platform.isWindows) {
@@ -62,7 +94,7 @@ Future<bool> doCheckManifestInstalled(Browser browser) async {
   }
 
   final existingContent = await File(manifestPath).readAsString();
-  final expectedContent = _getManifestContent();
+  final expectedContent = await _getManifestContent();
   return existingContent == expectedContent;
 }
 
@@ -72,7 +104,7 @@ Future<void> doInstallManifest(Browser browser) async {
   if (await checkManifestInstalled(browser)) return;
 
   final manifestPath = _getManifestPath(browser)!;
-  final manifestContent = _getManifestContent();
+  final manifestContent = await _getManifestContent();
   final manifestDir = path.dirname(manifestPath);
   await Directory(manifestDir).create(recursive: true);
   await File(manifestPath).writeAsString(manifestContent);
@@ -243,20 +275,18 @@ Future<bool> _checkWindowsRegistry(String keyPath) async {
   }
 }
 
-String _getManifestContent() {
-  final execPath = Platform.resolvedExecutable;
-  final execDir = path.dirname(execPath);
+Future<String> _getManifestContent() async {
   final hostPath =
-      path.join(execDir, 'host') + (Platform.isWindows ? '.exe' : '');
+      path.join((await getApplicationSupportDirectory()).path, _hostExecName);
   final manifest = {
     'name': _hostName,
     'description': 'Gopeed browser extension host',
     'path': hostPath,
     'type': 'stdio',
     'allowed_origins': [
-      'chrome-extension://gjddllnejledbfaeondocjpejpamclkk/',
       'chrome-extension://$_chromeExtensionId/',
       'chrome-extension://$_edgeExtensionId/',
+      ..._debugExtensionIds.map((id) => 'chrome-extension://$id/'),
     ],
     'allowed_extensions': [_firefoxExtensionId],
   };

ui/flutter/pubspec.yaml

@@ -107,6 +107,8 @@ flutter:
   assets:
     - assets/tray_icon/
     - assets/extension/
+    # Browser extension native host binary, see https://github.com/GopeedLab/gopeed/tree/main/cmd/host
+    - assets/host/
 
   # An image asset can refer to one or more resolution-specific "variants", see
   # https://flutter.dev/assets-and-images/#resolution-aware