APP打包封装 https://cloud.nextcli.com/app/myapp
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// kotlin 示例
CoroutineScope(Dispatchers.IO).launch {
try {
moveAssetsFileToInternalStorage(context, "checksum")
// code=1 正常启动
// 这里sdk工作目录必须和checksum文件在同一个目录
val errCode = Safetunnel.newInstance(context.filesDir.absolutePath)
// code=1 正常启动
val startCode = Safetunnel.start()
// 获取代理端口，应用层流量转发到这个端口即可使用流量加速功能
val port = Safetunnel.getPort()
} catch (e: Exception) {
// log
}
// Android复制assets文件到内部存储
private suspend fun moveAssetsFileToInternalStorage(
context: Context,
fileName: String
): Boolean {
return withContext(Dispatchers.IO) {
var inputStream: InputStream? = null
try {
inputStream = context.assets.open(fileName)
// ⚠️注意：sdk工作目录必须和checksum文件在同一个目录
val outFile = File(context.filesDir, fileName).apply {
parentFile?.mkdirs()
}
if (!outFile.exists()) {
// 将文件内容从输入流复制到输出流
inputStream.copyTo(outFile.outputStream())
Log.d(
"TAG",
"File $fileName moved to internal storage: ${outFile.absolutePath}"
)
}
true
} catch (e: Exception) {
Log.e("TAG", "Failed to move file $fileName to internal storage: ${e.message}")
false
} finally {
// 关闭流
inputStream?.close()
}
}
} // java 示例
new Thread(new Runnable() {
@Override
public void run() {
try {
// 将 assets 文件移动到内部存储
boolean isMoved = moveAssetsFileToInternalStorage(context, "checksum");
if (!isMoved) {
Log.e(TAG, "Failed to move checksum file.");
return;
}
// ⚠️注意：SDK 工作目录必须和 checksum 文件在同一个目录
int errCode = Safetunnel.newInstance(context.getFilesDir().getAbsolutePath());
if (errCode != 1) {
Log.e(TAG, "Safetunnel.newInstance failed with code: " + errCode);
return;
}
// 启动 Safetunnel
int startCode = Safetunnel.start();
if (startCode != 1) {
Log.e(TAG, "Safetunnel.start failed with code: " + startCode);
return;
}
// 获取代理端口，应用层流量转发到这个端口即可使用流量加速功能
int port = Safetunnel.getPort();
Log.d(TAG, "Proxy port: " + port);
} catch (Exception e) {
Log.e(TAG, "Exception occurred: " + e.getMessage());
}
}
}).start();
// Android复制assets文件到内部存储，java示例
public static boolean moveAssetsFileToInternalStorage(Context context, String fileName) {
InputStream inputStream = null;
try {
inputStream = context.getAssets().open(fileName);
// 注意：SDK工作目录必须和checksum文件在同一个目录
File outFile = new File(context.getFilesDir(), fileName);
File parentDir = outFile.getParentFile();
if (parentDir != null && !parentDir.exists()) {
parentDir.mkdirs();
}
if (!outFile.exists()) {
// 将文件内容从输入流复制到输出流
try (FileOutputStream outputStream = new FileOutputStream(outFile)) {
byte[] buffer = new byte[1024];
int length;
while ((length = inputStream.read(buffer)) > 0) {
outputStream.write(buffer, 0, length);
}
}
Log.d(TAG, "File " + fileName + " moved to internal storage: " + outFile.getAbsolutePath());
}
return true;
} catch (Exception e) {
Log.e(TAG, "Failed to move file " + fileName + " to internal storage: " + e.getMessage());
return false;
} finally {
// 关闭输入流
if (inputStream != null) {
try {
inputStream.close();
} catch (Exception e) {
Log.e(TAG, "Failed to close input stream: " + e.getMessage());
}
}
}
}// C#复制assets文件到内部存储
private string cachePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), "com.safelink.test", "Cache");
// 导入dll
[DllImport("libcore.dll")]
private static extern int NewInstance(string dir);
[DllImport("libcore.dll")]
private static extern int Start();
[DllImport("libcore.dll")]
private static extern int GetPort();
private async void initSdk()
{
String filePath = Path.Combine(cachePath, "file");
if (!Directory.Exists(filePath))
{
Directory.CreateDirectory(filePath);
}
if (!File.Exists(Path.Combine(filePath, "checksum")))
{
ExtractResourceToFile("pack://application:,,,/tmp/checksum", Path.Combine(filePath, "checksum"));
}
try
{
var ErrCode = NewInstance(filePath);
Debug.WriteLine("NewInstance ErrCode:"+ ErrCode);
if (ErrCode == 1)
{
ErrCode=Start();
Debug.WriteLine("Start ErrCode:" + ErrCode);
}
}
catch (Exception ex)
{
Debug.WriteLine("initSdk error:" + ex.ToString());
}
}
// 复制文件到内部存储
public static void ExtractResourceToFile(string resourceName, string filepath)
{
try
{
// 获取当前程序集
StreamResourceInfo info = Application.GetContentStream(new Uri(resourceName));
// 使用资源名称从程序集获取资源流
using (Stream resourceStream = info.Stream)
{
if (resourceStream == null)
{
throw new InvalidOperationException("Could not find resource: " + resourceName);
}
// 创建目标文件路径的目录
Directory.CreateDirectory(Path.GetDirectoryName(filepath));
// 创建文件流并写入从程序集提取的数据
using (FileStream fileStream = new FileStream(filepath, FileMode.Create, FileAccess.Write))
{
resourceStream.CopyTo(fileStream);
}
}
}
catch (Exception ex)
{
MessageBox.Show("Error extracting resource: " + ex.Message);
}
}# Android kotlin 示例
val proxy =
Proxy(Proxy.Type.SOCKS, InetSocketAddress("127.0.0.1", Safetunnel.getPort()))
okHttpClient.proxy(proxy)# Windows C# 示例
// 创建一个 HttpClientHandler，并设置代理信息
var httpClientHandler = new HttpClientHandler
{
Proxy = new WebProxy("127.0.0.1:"+GetPort()),
UseProxy = true,
};
// 使用 HttpClientHandler 创建 HttpClient
using (var httpClient = new HttpClient(httpClientHandler))
{
// 发送 HTTP GET 请求
HttpResponseMessage response = await httpClient.GetAsync("http://example.com");
if (response.IsSuccessStatusCode)
{
// 处理成功响应
string content = await response.Content.ReadAsStringAsync();
Console.WriteLine(content);
}
else
{
// 处理错误响应
Console.WriteLine($"HTTP Error: {response.StatusCode}");
}
}