/** * 构造插件信息 * * @param */ static void ensurePluginInited(PluginDescriptor pluginDescriptor) { if (pluginDescriptor != null) { DexClassLoader pluginClassLoader = pluginDescriptor.getPluginClassLoader(); if (pluginClassLoader == null) { LogUtil.d("正在初始化插件Resources, DexClassLoader, Context, Application "); LogUtil.d("是否为独立插件", pluginDescriptor.isStandalone()); Resources pluginRes = PluginCreator.createPluginResource( sApplication, pluginDescriptor.getInstalledPath(), pluginDescriptor.isStandalone()); pluginClassLoader = PluginCreator.createPluginClassLoader( pluginDescriptor.getInstalledPath(), pluginDescriptor.isStandalone()); Context pluginContext = PluginCreator.createPluginApplicationContext( pluginDescriptor, sApplication, pluginRes, pluginClassLoader); pluginContext.setTheme(sApplication.getApplicationContext().getApplicationInfo().theme); pluginDescriptor.setPluginContext(pluginContext); pluginDescriptor.setPluginClassLoader(pluginClassLoader); // 使用了openAtlasExtention之后就不需要Public.xml文件了 // checkPluginPublicXml(pluginDescriptor, pluginRes); callPluginApplicationOnCreate(pluginDescriptor); LogUtil.d("初始化插件" + pluginDescriptor.getPackageName() + "完成"); } } }
public static String getLabel(PluginDescriptor pd) { PackageManager pm = PluginLoader.getApplication().getPackageManager(); PackageInfo info = pm.getPackageArchiveInfo(pd.getInstalledPath(), PackageManager.GET_ACTIVITIES); if (info != null) { ApplicationInfo appInfo = info.applicationInfo; appInfo.sourceDir = pd.getInstalledPath(); appInfo.publicSourceDir = pd.getInstalledPath(); String label = null; try { if (!isMainResId(appInfo.labelRes)) { label = pm.getApplicationLabel(appInfo).toString(); } } catch (Resources.NotFoundException e) { } if (label == null || label.equals(pd.getPackageName())) { // 可能设置的lable是来自宿主的资源 if (pd.getDescription() != null) { int id = ResourceUtil.getResourceId(pd.getDescription()); if (id != 0) { // 再宿主中查一次 try { label = PluginLoader.getApplication().getResources().getString(id); } catch (Resources.NotFoundException e) { } } } } if (label != null) { return label; } } return pd.getDescription(); }
@TargetApi(Build.VERSION_CODES.GINGERBREAD) public static Drawable getLogo(PluginDescriptor pd) { PackageManager pm = PluginLoader.getApplication().getPackageManager(); PackageInfo info = pm.getPackageArchiveInfo(pd.getInstalledPath(), PackageManager.GET_ACTIVITIES); if (info != null) { ApplicationInfo appInfo = info.applicationInfo; appInfo.sourceDir = pd.getInstalledPath(); appInfo.publicSourceDir = pd.getInstalledPath(); Drawable logo = pm.getApplicationLogo(appInfo); return logo; } return null; }
/** * 构造插件信息 * * @param */ static void ensurePluginInited(PluginDescriptor pluginDescriptor) { if (pluginDescriptor != null) { DexClassLoader pluginClassLoader = pluginDescriptor.getPluginClassLoader(); if (pluginClassLoader == null) { LogUtil.e( "正在初始化插件" + pluginDescriptor.getPackageName() + "Resources, DexClassLoader, Context, Application"); LogUtil.d("是否为独立插件", pluginDescriptor.isStandalone()); Resources pluginRes = PluginCreator.createPluginResource(sApplication, pluginDescriptor); pluginClassLoader = PluginCreator.createPluginClassLoader( pluginDescriptor.getInstalledPath(), pluginDescriptor.isStandalone(), pluginDescriptor.getDependencies()); Context pluginContext = PluginCreator.createPluginContext( pluginDescriptor, sApplication, pluginRes, pluginClassLoader); // 插件Context默认主题设置为插件application主题 pluginContext.setTheme(pluginDescriptor.getApplicationTheme()); pluginDescriptor.setPluginContext(pluginContext); pluginDescriptor.setPluginClassLoader(pluginClassLoader); try { ActivityThread.installPackageInfo(getApplicatoin(), pluginDescriptor.getPackageName()); } catch (ClassNotFoundException e) { e.printStackTrace(); } callPluginApplicationOnCreate(pluginDescriptor); LogUtil.e("初始化插件" + pluginDescriptor.getPackageName() + "完成"); } } }
/** * 安装一个插件 * * @param srcPluginFile * @return */ public static synchronized int installPlugin(String srcPluginFile) { LogUtil.e("开始安装插件", srcPluginFile); if (TextUtils.isEmpty(srcPluginFile) || !new File(srcPluginFile).exists()) { return SRC_FILE_NOT_FOUND; } // 第0步,先将apk复制到宿主程序私有目录,防止在安装过程中文件被篡改 if (!srcPluginFile.startsWith(sApplication.getCacheDir().getAbsolutePath())) { String tempFilePath = sApplication.getCacheDir().getAbsolutePath() + File.separator + System.currentTimeMillis() + ".apk"; if (FileUtil.copyFile(srcPluginFile, tempFilePath)) { srcPluginFile = tempFilePath; } else { LogUtil.e("复制插件文件失败", srcPluginFile, tempFilePath); return COPY_FILE_FAIL; } } // 第1步,验证插件APK签名,如果被篡改过,将获取不到证书 // sApplication.getPackageManager().getPackageArchiveInfo(srcPluginFile, // PackageManager.GET_SIGNATURES); Signature[] pluginSignatures = PackageVerifyer.collectCertificates(srcPluginFile, false); boolean isDebugable = (0 != (sApplication.getApplicationInfo().flags & ApplicationInfo.FLAG_DEBUGGABLE)); if (pluginSignatures == null) { LogUtil.e("插件签名验证失败", srcPluginFile); new File(srcPluginFile).delete(); return SIGNATURES_INVALIDATE; } else if (NEED_VERIFY_CERT && !isDebugable) { // 可选步骤,验证插件APK证书是否和宿主程序证书相同。 // 证书中存放的是公钥和算法信息,而公钥和私钥是1对1的 // 公钥相同意味着是同一个作者发布的程序 Signature[] mainSignatures = null; try { PackageInfo pkgInfo = sApplication .getPackageManager() .getPackageInfo(sApplication.getPackageName(), PackageManager.GET_SIGNATURES); mainSignatures = pkgInfo.signatures; } catch (PackageManager.NameNotFoundException e) { e.printStackTrace(); } if (!PackageVerifyer.isSignaturesSame(mainSignatures, pluginSignatures)) { LogUtil.e("插件证书和宿主证书不一致", srcPluginFile); new File(srcPluginFile).delete(); return VERIFY_SIGNATURES_FAIL; } } // 第2步,解析Manifest,获得插件详情 PluginDescriptor pluginDescriptor = PluginManifestParser.parseManifest(srcPluginFile); if (pluginDescriptor == null || TextUtils.isEmpty(pluginDescriptor.getPackageName())) { LogUtil.e("解析插件Manifest文件失败", srcPluginFile); new File(srcPluginFile).delete(); return PARSE_MANIFEST_FAIL; } PackageInfo packageInfo = sApplication .getPackageManager() .getPackageArchiveInfo(srcPluginFile, PackageManager.GET_GIDS); if (packageInfo != null) { pluginDescriptor.setApplicationTheme(packageInfo.applicationInfo.theme); pluginDescriptor.setApplicationIcon(packageInfo.applicationInfo.icon); pluginDescriptor.setApplicationLogo(packageInfo.applicationInfo.logo); } boolean isNeedPending = false; // 第3步,检查插件是否已经存在,若存在删除旧的 PluginDescriptor oldPluginDescriptor = getPluginDescriptorByPluginId(pluginDescriptor.getPackageName()); if (oldPluginDescriptor != null) { LogUtil.e( "已安装过,安装路径为", oldPluginDescriptor.getInstalledPath(), oldPluginDescriptor.getVersion(), pluginDescriptor.getVersion()); // 检查插件是否已经加载 if (oldPluginDescriptor.getPluginContext() != null) { if (!oldPluginDescriptor.getVersion().equals(pluginDescriptor.getVersion())) { LogUtil.e("旧版插件已经加载, 且新版插件和旧版插件版本不同,进入pending状态,新版插件将在安装后进程重启再生效"); isNeedPending = true; } else { LogUtil.e("旧版插件已经加载, 且新版插件和旧版插件版本相同,拒绝安装"); new File(srcPluginFile).delete(); return FAIL_BECAUSE_HAS_LOADED; } } else { LogUtil.e("旧版插件还未加载,忽略版本,直接删除旧版,尝试安装新版"); remove(oldPluginDescriptor.getPackageName()); } } // 第4步骤,复制插件到插件目录 String destApkPath = pluginManager.genInstallPath( pluginDescriptor.getPackageName(), pluginDescriptor.getVersion()); boolean isCopySuccess = FileUtil.copyFile(srcPluginFile, destApkPath); if (!isCopySuccess) { LogUtil.e("复制插件到安装目录失败", srcPluginFile); // 删掉临时文件 new File(srcPluginFile).delete(); return COPY_FILE_FAIL; } else { // 第5步,先解压so到临时目录,再从临时目录复制到插件so目录。 在构造插件Dexclassloader的时候,会使用这个so目录作为参数 File apkParent = new File(destApkPath).getParentFile(); File tempSoDir = new File(apkParent, "temp"); Set<String> soList = FileUtil.unZipSo(srcPluginFile, tempSoDir); if (soList != null) { for (String soName : soList) { FileUtil.copySo(tempSoDir, soName, apkParent.getAbsolutePath()); } // 删掉临时文件 FileUtil.deleteAll(tempSoDir); } // 第6步 添加到已安装插件列表 pluginDescriptor.setInstalledPath(destApkPath); boolean isInstallSuccess = false; if (!isNeedPending) { isInstallSuccess = pluginManager.addOrReplace(pluginDescriptor); } else { isInstallSuccess = pluginManager.pending(pluginDescriptor); } // 删掉临时文件 new File(srcPluginFile).delete(); if (!isInstallSuccess) { LogUtil.e("安装插件失败", srcPluginFile); new File(destApkPath).delete(); return INSTALL_FAIL; } else { // 通过创建classloader来触发dexopt,但不加载 LogUtil.d("正在进行DEXOPT...", pluginDescriptor.getInstalledPath()); FileUtil.deleteAll(new File(apkParent, "dalvik-cache")); PluginCreator.createPluginClassLoader( pluginDescriptor.getInstalledPath(), pluginDescriptor.isStandalone(), null); LogUtil.d("DEXOPT完毕"); if (!isNeedPending) { LocalServiceManager.registerService(pluginDescriptor); } changeListener.onPluginInstalled( pluginDescriptor.getPackageName(), pluginDescriptor.getVersion()); LogUtil.e("安装插件成功," + (isNeedPending ? " 重启进程生效" : " 立即生效"), destApkPath); return SUCCESS; } } }
/** * 安装一个插件 * * @param srcPluginFile * @return */ public static synchronized int installPlugin(String srcPluginFile) { LogUtil.d("开始安装插件", srcPluginFile); if (TextUtils.isEmpty(srcPluginFile) || !new File(srcPluginFile).exists()) { return SRC_FILE_NOT_FOUND; } // 第0步,先将apk复制到宿主程序私有目录,防止在安装过程中文件被篡改 if (!srcPluginFile.startsWith(sApplication.getCacheDir().getAbsolutePath())) { String tempFilePath = sApplication.getCacheDir().getAbsolutePath() + File.separator + System.currentTimeMillis() + ".apk"; if (FileUtil.copyFile(srcPluginFile, tempFilePath)) { srcPluginFile = tempFilePath; } else { LogUtil.e("复制插件文件失败失败", srcPluginFile, tempFilePath); return COPY_FILE_FAIL; } } // 第1步,验证插件APK签名,如果被篡改过,将获取不到证书 // sApplication.getPackageManager().getPackageArchiveInfo(srcPluginFile, // PackageManager.GET_SIGNATURES); Signature[] pluginSignatures = PackageVerifyer.collectCertificates(srcPluginFile, false); boolean isDebugable = (0 != (sApplication.getApplicationInfo().flags & ApplicationInfo.FLAG_DEBUGGABLE)); if (pluginSignatures == null) { LogUtil.e("插件签名验证失败", srcPluginFile); new File(srcPluginFile).delete(); return SIGNATURES_INVALIDATE; } else if (NEED_VERIFY_CERT && !isDebugable) { // 可选步骤,验证插件APK证书是否和宿主程序证书相同。 // 证书中存放的是公钥和算法信息,而公钥和私钥是1对1的 // 公钥相同意味着是同一个作者发布的程序 Signature[] mainSignatures = null; try { PackageInfo pkgInfo = sApplication .getPackageManager() .getPackageInfo(sApplication.getPackageName(), PackageManager.GET_SIGNATURES); mainSignatures = pkgInfo.signatures; } catch (PackageManager.NameNotFoundException e) { e.printStackTrace(); } if (!PackageVerifyer.isSignaturesSame(mainSignatures, pluginSignatures)) { LogUtil.e("插件证书和宿主证书不一致", srcPluginFile); new File(srcPluginFile).delete(); return VERIFY_SIGNATURES_FAIL; } } // 第2步,解析Manifest,获得插件详情 PluginDescriptor pluginDescriptor = ManifestParser.parseManifest(srcPluginFile); if (pluginDescriptor == null || TextUtils.isEmpty(pluginDescriptor.getPackageName())) { LogUtil.e("解析插件Manifest文件失败", srcPluginFile); new File(srcPluginFile).delete(); return PARSE_MANIFEST_FAIL; } PackageInfo packageInfo = sApplication .getPackageManager() .getPackageArchiveInfo(srcPluginFile, PackageManager.GET_GIDS); pluginDescriptor.setApplicationTheme(packageInfo.applicationInfo.theme); pluginDescriptor.setApplicationIcon(packageInfo.applicationInfo.icon); pluginDescriptor.setApplicationLogo(packageInfo.applicationInfo.logo); // 第3步,检查插件是否已经存在,若存在删除旧的 PluginDescriptor oldPluginDescriptor = getPluginDescriptorByPluginId(pluginDescriptor.getPackageName()); if (oldPluginDescriptor != null) { LogUtil.e("已安装过,先删除旧版本", pluginDescriptor.getInstalledPath()); remove(pluginDescriptor.getPackageName()); } // 第4步骤,复制插件到插件目录 String destPluginFile = pluginManager.genInstallPath( pluginDescriptor.getPackageName(), pluginDescriptor.getVersion()); boolean isCopySuccess = FileUtil.copyFile(srcPluginFile, destPluginFile); if (!isCopySuccess) { LogUtil.d("复制插件到安装目录失败", srcPluginFile); new File(srcPluginFile).delete(); return COPY_FILE_FAIL; } else { // 第5步,复制插件so到插件so目录, 在构造插件Dexclassloader的时候,会使用这个so目录作为参数 File tempDir = new File(new File(destPluginFile).getParentFile(), "temp"); Set<String> soList = FileUtil.unZipSo(srcPluginFile, tempDir); if (soList != null) { for (String soName : soList) { FileUtil.copySo( tempDir, soName, new File(destPluginFile).getParent() + File.separator + "lib"); } FileUtil.deleteAll(tempDir); } // 第6步 添加到已安装插件列表 pluginDescriptor.setInstalledPath(destPluginFile); boolean isInstallSuccess = pluginManager.addOrReplace(pluginDescriptor); new File(srcPluginFile).delete(); if (!isInstallSuccess) { LogUtil.d("安装插件失败", srcPluginFile); return INSTALL_FAIL; } else { changeListener.onPluginInstalled( pluginDescriptor.getPackageName(), pluginDescriptor.getVersion()); LogUtil.d("安装插件成功", destPluginFile); return SUCCESS; } } }